/* ==========================================================================
   Mama Academic — Main Stylesheet
   Elegant academic portfolio theme
   ========================================================================== */

/* --- CSS Custom Properties --- */
:root {
  /* Color Palette — Royal Blue & Soft Green */
  --color-primary: #2c5282;
  --color-primary-light: #3182ce;
  --color-accent: #48bb78;
  --color-accent-light: #68d391;
  --color-bg: #ffffff;
  --color-bg-alt: #f7fafc;
  --color-surface: #ffffff;
  --color-text: #1a202c;
  --color-text-muted: #4a5568;
  --color-text-light: #718096;
  --color-border: #e2e8f0;
  --color-border-light: #edf2f7;

  /* Typography */
  --font-heading: 'Cormorant Garamond', Georgia, 'Times New Roman', serif;
  --font-body: 'Source Sans 3', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-size-base: 1.0625rem;
  --line-height: 1.7;

  /* Spacing */
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 1.5rem;
  --space-lg: 2.5rem;
  --space-xl: 4rem;
  --space-2xl: 6rem;

  /* Layout */
  --container-max: 1200px;
  --container-narrow: 760px;
  --header-height: 88px;
  --radius: 6px;
  --radius-lg: 12px;

  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.06);
  --shadow-md: 0 4px 20px rgba(0,0,0,0.08);
  --shadow-lg: 0 8px 40px rgba(0,0,0,0.1);

  /* Transitions */
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* --- Reset & Base --- */
*, *::before, *::after { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: var(--font-size-base);
  line-height: var(--line-height);
  color: var(--color-text);
  background: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: clip;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: var(--color-accent);
  text-decoration: none;
  transition: color var(--transition);
}

a:hover { color: var(--color-accent-light); }

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 600;
  line-height: 1.25;
  color: var(--color-primary);
  margin-top: 0;
}

h1 { font-size: clamp(2.25rem, 5vw, 3.5rem); }
h2 { font-size: clamp(1.75rem, 3.5vw, 2.5rem); }
h3 { font-size: clamp(1.25rem, 2.5vw, 1.5rem); }

p { margin-top: 0; margin-bottom: var(--space-sm); }

address { font-style: normal; }

/* --- Utilities --- */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--space-md);
}

.container--narrow { max-width: var(--container-narrow); }

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  white-space: nowrap;
  border: 0;
}

.skip-link:focus {
  position: fixed;
  top: var(--space-xs);
  left: var(--space-xs);
  z-index: 10000;
  padding: var(--space-xs) var(--space-sm);
  background: var(--color-primary);
  color: var(--color-bg);
  clip: auto;
  width: auto;
  height: auto;
}

.section { padding: var(--space-2xl) 0; }
.section--alt { background: var(--color-bg-alt); }

.section-header { text-align: center; margin-bottom: var(--space-xl); max-width: 680px; margin-left: auto; margin-right: auto; }
.section-label {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: var(--space-sm);
  padding: 0.35rem 0.875rem;
  background: rgba(72, 187, 120, 0.1);
  border-radius: 999px;
}
.section-title { margin-bottom: var(--space-sm); }
.section-header__line {
  width: 48px;
  height: 3px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
  border-radius: 2px;
  margin: 0 auto var(--space-md);
}
.section-desc { color: var(--color-text-muted); font-size: 1.0625rem; line-height: 1.7; }
.section-cta { text-align: center; margin-top: var(--space-xl); }
.section-empty {
  text-align: center;
  color: var(--color-text-muted);
  padding: var(--space-lg);
  background: var(--color-bg-alt);
  border-radius: var(--radius-lg);
  border: 1px dashed var(--color-border);
}

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.75rem 1.75rem;
  font-family: var(--font-body);
  font-size: 0.9375rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  border: 2px solid transparent;
  border-radius: var(--radius);
  cursor: pointer;
  transition: all var(--transition);
  text-decoration: none;
  line-height: 1.4;
}

.btn--primary {
  background: var(--color-primary);
  color: var(--color-bg);
  border-color: var(--color-primary);
}

.btn--primary:hover {
  background: var(--color-primary-light);
  border-color: var(--color-primary-light);
  color: var(--color-bg);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.btn--outline {
  background: transparent;
  color: var(--color-primary);
  border-color: var(--color-border);
}

.btn--outline:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
}

.btn--sm { padding: 0.5rem 1.25rem; font-size: 0.875rem; }

.btn--block {
  width: 100%;
}

/* --- Header --- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.98);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(44, 82, 130, 0.08);
  transition: box-shadow var(--transition), border-color var(--transition);
}

.site-header__accent {
  height: 2px;
  background: linear-gradient(90deg, var(--color-primary) 0%, var(--color-accent) 100%);
}

.site-header.is-scrolled {
  box-shadow: 0 2px 20px rgba(44, 82, 130, 0.08);
  border-bottom-color: transparent;
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-height);
  gap: var(--space-md);
}

.site-branding {
  flex-shrink: 0;
  min-width: 0;
  max-width: 280px;
}

.site-branding__link {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
}

.site-branding__mark {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--color-primary), #3b6ba8);
  color: #fff;
  font-family: var(--font-heading);
  font-size: 0.875rem;
  font-weight: 700;
  letter-spacing: 0.03em;
  box-shadow: 0 4px 12px rgba(44, 82, 130, 0.2);
}

.site-branding__text {
  display: flex;
  flex-direction: column;
  gap: 0.1rem;
  min-width: 0;
}

.site-branding__logo {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.site-branding__name {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-primary);
  line-height: 1.15;
  letter-spacing: -0.02em;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.site-branding__tagline {
  font-size: 0.625rem;
  font-weight: 600;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  line-height: 1.3;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.site-title {
  font-family: var(--font-heading);
  font-size: 1.375rem;
  font-weight: 700;
  color: var(--color-primary);
  text-decoration: none;
  letter-spacing: -0.01em;
}

.custom-logo-link img {
  max-height: 48px;
  width: auto;
}

.site-branding__logo .custom-logo-link img { max-height: 44px; }

/* Navigation */
.main-nav {
  flex: 1;
  display: flex;
  justify-content: center;
  padding: 0 var(--space-sm);
}

.main-nav__list {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.main-nav__list > li {
  position: relative;
}

.main-nav__list > li > a {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 1.0625rem;
  font-weight: 600;
  color: var(--color-text);
  text-decoration: none;
  padding: 0.875rem 1.25rem;
  position: relative;
  letter-spacing: 0.02em;
  line-height: 1.3;
  transition: color var(--transition), background var(--transition);
  border-radius: var(--radius);
}

.main-nav__list > li > a::after {
  content: '';
  position: absolute;
  left: 1.25rem;
  right: 1.25rem;
  bottom: 0.5rem;
  height: 2px;
  border-radius: 1px;
  background: var(--color-accent);
  transform: scaleX(0);
  transform-origin: center;
  transition: transform 0.3s cubic-bezier(0.22, 1, 0.36, 1);
}

.main-nav__list > li > a:hover {
  color: var(--color-primary);
  background: rgba(44, 82, 130, 0.04);
}

.main-nav__list > li > a:hover::after {
  transform: scaleX(0.65);
  background: rgba(72, 187, 120, 0.55);
}

.main-nav__list > .current-menu-item > a,
.main-nav__list > .current_page_item > a,
.main-nav__list > .current-menu-ancestor > a {
  color: var(--color-primary);
  font-weight: 700;
}

.main-nav__list > .current-menu-item > a::after,
.main-nav__list > .current_page_item > a::after,
.main-nav__list > .current-menu-ancestor > a::after {
  transform: scaleX(1);
  background: var(--color-accent);
}

.main-nav__list > .menu-item-has-children > a::before {
  content: '';
  width: 0.45rem;
  height: 0.45rem;
  margin-left: 0.25rem;
  border-right: 2px solid currentColor;
  border-bottom: 2px solid currentColor;
  transform: rotate(45deg) translateY(-2px);
  opacity: 0.5;
  transition: transform 0.25s ease, opacity 0.25s ease;
  flex-shrink: 0;
}

.main-nav__list > .menu-item-has-children:hover > a::before,
.main-nav__list > .menu-item-has-children:focus-within > a::before,
.main-nav__list > .menu-item-has-children.is-sub-open > a::before {
  transform: rotate(-135deg) translateY(1px);
  opacity: 0.9;
}

/* Resources dropdown */
.main-nav__list > .menu-item-has-children > .sub-menu {
  position: absolute;
  top: calc(100% + 0.65rem);
  left: 0;
  right: auto;
  transform: translateY(12px);
  min-width: 300px;
  margin: 0;
  padding: 0.625rem;
  list-style: none;
  background: #fff;
  border: 1px solid rgba(44, 82, 130, 0.1);
  border-radius: 14px;
  box-shadow:
    0 4px 6px rgba(44, 82, 130, 0.04),
    0 20px 48px rgba(44, 82, 130, 0.14);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition:
    opacity 0.28s cubic-bezier(0.22, 1, 0.36, 1),
    transform 0.28s cubic-bezier(0.22, 1, 0.36, 1),
    visibility 0.28s;
  z-index: 1002;
}

.main-nav__list > .menu-item-has-children > .sub-menu::before {
  content: '';
  position: absolute;
  top: -6px;
  left: 1.75rem;
  width: 12px;
  height: 12px;
  background: #fff;
  border-left: 1px solid rgba(44, 82, 130, 0.1);
  border-top: 1px solid rgba(44, 82, 130, 0.1);
  transform: rotate(45deg);
}

.main-nav__list > .menu-item-has-children > .sub-menu::after {
  content: attr(data-nav-label);
  display: block;
  padding: 0.5rem 0.875rem 0.375rem;
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-text-light);
}

.main-nav__list > li:hover > .sub-menu,
.main-nav__list > li:focus-within > .sub-menu,
.main-nav__list > li.is-sub-open > .sub-menu {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translateY(0);
}

.main-nav__list .sub-menu li {
  margin: 0;
}

.main-nav__list .sub-menu li + li {
  margin-top: 0.25rem;
}

.main-nav__list .sub-menu a {
  display: block;
  padding: 0;
  text-decoration: none;
  border-radius: 10px;
  overflow: hidden;
  transition: background 0.22s ease, transform 0.22s ease, box-shadow 0.22s ease;
}

.main-nav__list .sub-menu a:hover,
.main-nav__list .sub-menu a:focus-visible {
  background: var(--color-bg-alt);
  transform: translateX(2px);
}

.main-nav__list .sub-menu .current-menu-item > a,
.main-nav__list .sub-menu .current_page_item > a {
  background: linear-gradient(135deg, rgba(44, 82, 130, 0.06), rgba(72, 187, 120, 0.08));
  box-shadow: inset 3px 0 0 var(--color-accent);
}

.nav-sub__link-inner {
  display: flex;
  align-items: center;
  gap: 0.875rem;
  padding: 0.75rem 0.875rem;
}

.nav-sub__icon {
  flex-shrink: 0;
  width: 42px;
  height: 42px;
  border-radius: 11px;
  background: linear-gradient(135deg, rgba(44, 82, 130, 0.1), rgba(44, 82, 130, 0.04));
  border: 1px solid rgba(44, 82, 130, 0.08);
  position: relative;
}

.nav-sub__icon::after {
  content: '';
  position: absolute;
  inset: 0;
  margin: auto;
  width: 18px;
  height: 18px;
  background-color: var(--color-primary);
  mask-size: contain;
  mask-repeat: no-repeat;
  mask-position: center;
  -webkit-mask-size: contain;
  -webkit-mask-repeat: no-repeat;
  -webkit-mask-position: center;
}

.nav-sub__icon--papers::after {
  mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M14 2H6a2 2 0 0 0-2 2v16a2 2 0 0 0 2 2h12a2 2 0 0 0 2-2V8z'/%3E%3Cpolyline points='14 2 14 8 20 8'/%3E%3Cline x1='16' y1='13' x2='8' y2='13'/%3E%3Cline x1='16' y1='17' x2='8' y2='17'/%3E%3C/svg%3E");
  -webkit-mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M14 2H6a2 2 0 0 0-2 2v16a2 2 0 0 0 2 2h12a2 2 0 0 0 2-2V8z'/%3E%3Cpolyline points='14 2 14 8 20 8'/%3E%3Cline x1='16' y1='13' x2='8' y2='13'/%3E%3Cline x1='16' y1='17' x2='8' y2='17'/%3E%3C/svg%3E");
}

.nav-sub__icon--publications::after {
  background-color: var(--color-accent);
  mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M4 19.5A2.5 2.5 0 0 1 6.5 17H20'/%3E%3Cpath d='M6.5 2H20v20H6.5A2.5 2.5 0 0 1 4 19.5v-15A2.5 2.5 0 0 1 6.5 2z'/%3E%3C/svg%3E");
  -webkit-mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M4 19.5A2.5 2.5 0 0 1 6.5 17H20'/%3E%3Cpath d='M6.5 2H20v20H6.5A2.5 2.5 0 0 1 4 19.5v-15A2.5 2.5 0 0 1 6.5 2z'/%3E%3C/svg%3E");
}

.nav-sub__icon--articles::after {
  mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M12 20h9'/%3E%3Cpath d='M16.5 3.5a2.121 2.121 0 0 1 3 3L7 19l-4 1 1-4L16.5 3.5z'/%3E%3C/svg%3E");
  -webkit-mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M12 20h9'/%3E%3Cpath d='M16.5 3.5a2.121 2.121 0 0 1 3 3L7 19l-4 1 1-4L16.5 3.5z'/%3E%3C/svg%3E");
}

.main-nav__list .sub-menu a:hover .nav-sub__icon,
.main-nav__list .sub-menu a:focus-visible .nav-sub__icon {
  border-color: rgba(72, 187, 120, 0.35);
  background: linear-gradient(135deg, rgba(72, 187, 120, 0.14), rgba(44, 82, 130, 0.06));
}

.nav-sub__text {
  display: flex;
  flex-direction: column;
  gap: 0.125rem;
  min-width: 0;
}

.nav-sub__title {
  display: block;
  font-size: 0.9375rem;
  font-weight: 700;
  color: var(--color-primary);
  line-height: 1.3;
  letter-spacing: 0.01em;
}

.nav-sub__desc {
  display: block;
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--color-text-muted);
  line-height: 1.4;
}

.main-nav__list .sub-menu a:hover .nav-sub__title,
.main-nav__list .sub-menu a:focus-visible .nav-sub__title {
  color: var(--color-primary);
}

.main-nav__list .sub-menu .current-menu-item .nav-sub__title,
.main-nav__list .sub-menu .current_page_item .nav-sub__title {
  color: var(--color-primary);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 0.625rem;
  flex-shrink: 0;
}

.header-cta {
  white-space: nowrap;
  padding: 0.75rem 1.625rem;
  font-size: 0.9375rem;
  font-weight: 600;
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: #fff;
  border-radius: 999px;
  box-shadow: 0 2px 8px rgba(44, 82, 130, 0.2);
}

.header-cta:hover {
  background: var(--color-primary-light);
  border-color: var(--color-primary-light);
  color: #fff;
  box-shadow: 0 4px 14px rgba(44, 82, 130, 0.28);
  transform: translateY(-1px);
}

.main-nav__mobile-cta {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: #fff;
}

.main-nav__mobile-cta:hover {
  background: var(--color-primary-light);
  border-color: var(--color-primary-light);
  color: #fff;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
  width: 42px;
  height: 42px;
  padding: 10px;
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: 10px;
  cursor: pointer;
  color: var(--color-primary);
  transition: all var(--transition);
}

.nav-toggle:hover {
  border-color: var(--color-primary);
  background: var(--color-bg-alt);
}

.nav-toggle__bar {
  display: block;
  width: 20px;
  height: 2px;
  background: currentColor;
  border-radius: 1px;
  transition: transform var(--transition), opacity var(--transition);
}

.nav-toggle.is-active .nav-toggle__bar:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav-toggle.is-active .nav-toggle__bar:nth-child(2) {
  opacity: 0;
}

.nav-toggle.is-active .nav-toggle__bar:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

.main-nav__mobile-cta { display: none; }

/* Reading Progress */
.reading-progress {
  position: fixed;
  top: 0;
  left: 0;
  height: 3px;
  background: var(--color-accent);
  z-index: 10001;
  width: 0;
  transition: width 0.1s linear;
}

/* Cookie Consent */
.cookie-consent {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 9999;
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
  box-shadow: var(--shadow-lg);
  padding: var(--space-md) 0;
}

.cookie-consent[hidden] { display: none; }

.cookie-consent__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
  flex-wrap: wrap;
}

.cookie-consent p { margin: 0; font-size: 0.9375rem; color: var(--color-text-muted); }

/* --- Hero --- */
.hero {
  position: relative;
  padding: calc(var(--space-2xl) + 1rem) 0 var(--space-2xl);
  background: linear-gradient(135deg, #f7fafc 0%, #ffffff 45%, #edf2f7 100%);
  overflow: hidden;
  min-height: calc(100vh - var(--header-height) - 3px);
  min-height: calc(100dvh - var(--header-height) - 3px);
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.hero__bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
  overflow: hidden;
}

.hero__shape {
  position: absolute;
  border-radius: 50%;
  opacity: 0.5;
}

.hero__shape--1 {
  width: 480px;
  height: 480px;
  top: -120px;
  right: -80px;
  background: radial-gradient(circle, rgba(44, 82, 130, 0.08) 0%, transparent 70%);
  animation: heroFloat 8s ease-in-out infinite;
}

.hero__shape--2 {
  width: 320px;
  height: 320px;
  bottom: -60px;
  left: -40px;
  background: radial-gradient(circle, rgba(72, 187, 120, 0.1) 0%, transparent 70%);
  animation: heroFloat 10s ease-in-out infinite reverse;
}

.hero__shape--3 {
  width: 200px;
  height: 200px;
  top: 40%;
  left: 30%;
  background: radial-gradient(circle, rgba(44, 82, 130, 0.05) 0%, transparent 70%);
  animation: heroFloat 12s ease-in-out infinite 2s;
}

.hero .container { position: relative; z-index: 1; }

.hero__grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: var(--space-xl);
  align-items: center;
}

.hero-animate {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity 0.8s cubic-bezier(0.22, 1, 0.36, 1), transform 0.8s cubic-bezier(0.22, 1, 0.36, 1);
}

.hero-animate.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.hero__label {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: var(--space-sm);
  padding: 0.35rem 0.875rem;
  background: rgba(72, 187, 120, 0.12);
  border-radius: 999px;
}

.hero__name {
  font-size: clamp(2.5rem, 5vw, 4rem);
  margin-bottom: var(--space-sm);
  letter-spacing: -0.03em;
  color: var(--color-primary);
  line-height: 1.1;
}

.hero__designation {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-style: italic;
  color: var(--color-text-muted);
  margin-bottom: var(--space-md);
}

.hero__intro {
  font-size: 1.125rem;
  color: var(--color-text-muted);
  max-width: 520px;
  margin-bottom: var(--space-lg);
  line-height: 1.75;
}

.hero__cta { display: flex; gap: var(--space-sm); flex-wrap: wrap; }

.hero__visual {
  position: relative;
}

.hero__image {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 20px 60px rgba(44, 82, 130, 0.18);
  border: 4px solid #fff;
}

.hero__image::before {
  content: '';
  position: absolute;
  inset: 0;
  border: 3px solid var(--color-accent);
  border-radius: var(--radius-lg);
  transform: translate(12px, 12px);
  z-index: -1;
  opacity: 0.6;
}

.hero__image img {
  width: 100%;
  object-fit: cover;
  aspect-ratio: 4/5;
  transition: transform 0.6s cubic-bezier(0.22, 1, 0.36, 1);
}

.hero__visual:hover .hero__image img { transform: scale(1.03); }

.hero__image-placeholder {
  aspect-ratio: 4/5;
  background: linear-gradient(145deg, var(--color-bg-alt), #e2e8f0);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-light);
  font-family: var(--font-heading);
  font-size: 1.25rem;
}

.hero__badge {
  position: absolute;
  bottom: -1rem;
  left: -1.5rem;
  background: #fff;
  border-radius: var(--radius-lg);
  padding: var(--space-sm) var(--space-md);
  box-shadow: 0 8px 30px rgba(44, 82, 130, 0.15);
  border: 1px solid var(--color-border-light);
  text-align: center;
  animation: heroBadgePulse 3s ease-in-out infinite;
}

.hero__badge-value {
  display: block;
  font-family: var(--font-heading);
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--color-primary);
  line-height: 1;
}

.hero__badge-label {
  display: block;
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-top: 0.25rem;
}

.hero__scroll {
  position: absolute;
  bottom: var(--space-lg);
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  text-decoration: none;
  opacity: 0.5;
  transition: opacity var(--transition);
}

.hero__scroll:hover { opacity: 1; }

.hero__scroll-line {
  display: block;
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, var(--color-primary), transparent);
  animation: scrollBounce 2s ease-in-out infinite;
}

/* --- Cards --- */
.card-grid {
  display: grid;
  gap: var(--space-md);
}

.card-grid--2 { grid-template-columns: repeat(2, 1fr); }
.card-grid--4 { grid-template-columns: repeat(4, 1fr); }

.card {
  position: relative;
  background: var(--color-surface);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  transition: transform 0.4s cubic-bezier(0.22, 1, 0.36, 1), box-shadow 0.4s ease, border-color 0.3s ease;
  overflow: hidden;
}

.card:hover {
  transform: translateY(-6px);
  box-shadow: 0 12px 40px rgba(44, 82, 130, 0.12);
  border-color: rgba(72, 187, 120, 0.3);
}

.card--interest .card__accent {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.4s cubic-bezier(0.22, 1, 0.36, 1);
}

.card--interest:hover .card__accent { transform: scaleX(1); }

.card__icon-wrap {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  background: linear-gradient(135deg, rgba(44, 82, 130, 0.08), rgba(72, 187, 120, 0.12));
  border-radius: var(--radius);
  margin-bottom: var(--space-md);
  transition: transform 0.4s cubic-bezier(0.22, 1, 0.36, 1);
}

.card:hover .card__icon-wrap { transform: scale(1.08) rotate(-3deg); }

.card__icon { font-size: 1.5rem; line-height: 1; }
.card__title { margin-bottom: var(--space-xs); font-size: 1.2rem; color: var(--color-primary); }
.card__desc { color: var(--color-text-muted); font-size: 0.9375rem; margin: 0; line-height: 1.65; }

/* --- Statistics --- */
.section--stats {
  position: relative;
  background: linear-gradient(135deg, #1a365d 0%, var(--color-primary) 50%, #2c5282 100%);
  padding: var(--space-xl) 0;
  overflow: hidden;
}

.section--stats__bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 20% 50%, rgba(72, 187, 120, 0.15) 0%, transparent 50%),
    radial-gradient(circle at 80% 50%, rgba(255, 255, 255, 0.05) 0%, transparent 40%);
  pointer-events: none;
}

.section--stats .container { position: relative; z-index: 1; }

.section--stats .stat-item__value,
.section--stats .stat-item__label { color: #fff; }

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-md);
  text-align: center;
}

.stat-item {
  position: relative;
  padding: var(--space-md);
}

.stat-item:not(:last-child)::after {
  content: '';
  position: absolute;
  right: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 1px;
  height: 60%;
  background: rgba(255, 255, 255, 0.15);
}

.stat-item__value {
  display: block;
  font-family: var(--font-heading);
  font-size: clamp(2.25rem, 4vw, 3.25rem);
  font-weight: 700;
  line-height: 1;
  margin-bottom: var(--space-xs);
}

.stat-item__label {
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  opacity: 0.85;
}

/* --- Resource Cards --- */
.resource-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-md);
}

.resource-grid--featured {
  gap: var(--space-lg);
}

.resource-card {
  position: relative;
  display: flex;
  flex-direction: column;
  height: 100%;
  background: var(--color-surface);
  border: 1px solid var(--color-border-light);
  border-radius: 16px;
  overflow: hidden;
  transition: transform 0.35s cubic-bezier(0.22, 1, 0.36, 1), box-shadow 0.35s ease, border-color 0.3s ease;
}

.resource-card__accent {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.4s cubic-bezier(0.22, 1, 0.36, 1);
  z-index: 2;
}

.resource-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 20px 50px rgba(44, 82, 130, 0.14);
  border-color: rgba(72, 187, 120, 0.28);
}

.resource-card:hover .resource-card__accent { transform: scaleX(1); }

.resource-card__badge {
  position: absolute;
  top: 0.875rem;
  left: 0.875rem;
  z-index: 3;
  padding: 0.3rem 0.7rem;
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: #fff;
  background: linear-gradient(135deg, var(--color-primary), #3b6ba8);
  border-radius: 999px;
  box-shadow: 0 4px 12px rgba(44, 82, 130, 0.25);
}

.resource-card__media {
  display: block;
  position: relative;
  overflow: hidden;
  background: var(--color-bg-alt);
}

.resource-card__image,
.resource-card__media img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  transition: transform 0.55s ease;
}

.resource-card:hover .resource-card__image,
.resource-card:hover .resource-card__media img {
  transform: scale(1.06);
}

.resource-card__placeholder {
  aspect-ratio: 16 / 10;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(145deg, rgba(44, 82, 130, 0.08), rgba(72, 187, 120, 0.1));
}

.resource-card__placeholder-icon {
  width: 56px;
  height: 56px;
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.85);
  border: 1px solid rgba(44, 82, 130, 0.1);
  position: relative;
}

.resource-card__placeholder-icon::after {
  content: '';
  position: absolute;
  inset: 0;
  margin: auto;
  width: 26px;
  height: 26px;
  background-color: var(--color-primary);
  mask-size: contain;
  mask-repeat: no-repeat;
  mask-position: center;
  -webkit-mask-size: contain;
  -webkit-mask-repeat: no-repeat;
  -webkit-mask-position: center;
}

.resource-card__placeholder-icon--papers::after {
  mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2'%3E%3Cpath d='M14 2H6a2 2 0 0 0-2 2v16a2 2 0 0 0 2 2h12a2 2 0 0 0 2-2V8z'/%3E%3Cpolyline points='14 2 14 8 20 8'/%3E%3C/svg%3E");
  -webkit-mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2'%3E%3Cpath d='M14 2H6a2 2 0 0 0-2 2v16a2 2 0 0 0 2 2h12a2 2 0 0 0 2-2V8z'/%3E%3Cpolyline points='14 2 14 8 20 8'/%3E%3C/svg%3E");
}

.resource-card__placeholder-icon--publications::after {
  background-color: var(--color-accent);
  mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2'%3E%3Cpath d='M4 19.5A2.5 2.5 0 0 1 6.5 17H20'/%3E%3Cpath d='M6.5 2H20v20H6.5A2.5 2.5 0 0 1 4 19.5v-15A2.5 2.5 0 0 1 6.5 2z'/%3E%3C/svg%3E");
  -webkit-mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2'%3E%3Cpath d='M4 19.5A2.5 2.5 0 0 1 6.5 17H20'/%3E%3Cpath d='M6.5 2H20v20H6.5A2.5 2.5 0 0 1 4 19.5v-15A2.5 2.5 0 0 1 6.5 2z'/%3E%3C/svg%3E");
}

.resource-card__placeholder-icon--articles::after {
  mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2'%3E%3Cpath d='M12 20h9'/%3E%3Cpath d='M16.5 3.5a2.121 2.121 0 0 1 3 3L7 19l-4 1 1-4L16.5 3.5z'/%3E%3C/svg%3E");
  -webkit-mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2'%3E%3Cpath d='M12 20h9'/%3E%3Cpath d='M16.5 3.5a2.121 2.121 0 0 1 3 3L7 19l-4 1 1-4L16.5 3.5z'/%3E%3C/svg%3E");
}

.resource-card__body {
  display: flex;
  flex-direction: column;
  flex: 1;
  padding: var(--space-md) var(--space-md) var(--space-lg);
}

.resource-card__top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  margin-bottom: 0.625rem;
}

.resource-card__type {
  display: inline-block;
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-primary);
  background: rgba(44, 82, 130, 0.08);
  padding: 0.3rem 0.65rem;
  border-radius: 999px;
}

.resource-card--publication .resource-card__type {
  color: #276749;
  background: rgba(72, 187, 120, 0.12);
}

.resource-card--article .resource-card__type {
  color: #2c5282;
  background: rgba(49, 130, 206, 0.1);
}

.resource-card__year {
  font-size: 0.8125rem;
  font-weight: 700;
  color: var(--color-text-light);
}

.resource-card__title {
  margin: 0 0 0.5rem;
  font-size: 1.1875rem;
  line-height: 1.35;
}

.resource-card__title a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color var(--transition);
}

.resource-card__title a:hover { color: var(--color-accent); }

.resource-card__authors {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-text);
  margin: 0 0 0.35rem;
  line-height: 1.45;
}

.resource-card__meta {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  margin: 0 0 0.5rem;
  font-style: italic;
}

.resource-card__excerpt {
  font-size: 0.9375rem;
  color: var(--color-text-muted);
  margin: 0 0 var(--space-md);
  line-height: 1.65;
  flex: 1;
}

.resource-card__actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-sm);
  padding-top: var(--space-sm);
  margin-top: auto;
  border-top: 1px solid var(--color-border-light);
}

.resource-card__link {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--color-primary);
  transition: color var(--transition), transform var(--transition);
}

.resource-card__link:hover {
  color: var(--color-accent);
  transform: translateX(3px);
}

.resource-card__pdf {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.75rem;
  font-weight: 700;
  padding: 0.4rem 0.8rem;
  background: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  border-radius: 999px;
  color: var(--color-text-muted);
  transition: all var(--transition);
}

.resource-card__pdf span {
  font-size: 0.625rem;
  font-weight: 800;
  letter-spacing: 0.04em;
  color: var(--color-primary);
}

.resource-card__pdf:hover {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: #fff;
}

.resource-card__pdf:hover span { color: #fff; }

.resource-card--featured {
  border-color: rgba(44, 82, 130, 0.14);
  box-shadow: 0 8px 30px rgba(44, 82, 130, 0.08);
}

.resource-card--featured .resource-card__accent {
  transform: scaleX(1);
}

/* --- Post Cards --- */
.post-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-md);
}

.post-card {
  position: relative;
  background: var(--color-surface);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: transform 0.4s cubic-bezier(0.22, 1, 0.36, 1), box-shadow 0.4s ease;
}

.post-card__accent {
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 0;
  background: linear-gradient(to bottom, var(--color-primary), var(--color-accent));
  transition: height 0.4s cubic-bezier(0.22, 1, 0.36, 1);
  z-index: 1;
}

.post-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 16px 48px rgba(44, 82, 130, 0.1);
}

.post-card:hover .post-card__accent { height: 100%; }

.post-card__image { overflow: hidden; }
.post-card__image img {
  width: 100%;
  aspect-ratio: 16/10;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.post-card:hover .post-card__image img { transform: scale(1.05); }

.post-card__body { padding: var(--space-md) var(--space-md) var(--space-lg); }

.post-card__date {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: var(--space-xs);
}

.post-card__title { margin: var(--space-xs) 0; font-size: 1.125rem; line-height: 1.35; }
.post-card__title a { color: var(--color-primary); text-decoration: none; transition: color var(--transition); }
.post-card__title a:hover { color: var(--color-accent); }

.post-card__excerpt { font-size: 0.9375rem; color: var(--color-text-muted); line-height: 1.6; }

.post-card__link-hint {
  display: inline-block;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-primary);
  margin-top: var(--space-sm);
  opacity: 0;
  transform: translateY(4px);
  transition: opacity 0.3s ease, transform 0.3s ease, color var(--transition);
}

.post-card:hover .post-card__link-hint {
  opacity: 1;
  transform: translateY(0);
}

.post-card__link-hint:hover { color: var(--color-accent); }

.post-card__reading-time { font-size: 0.8125rem; color: var(--color-text-light); display: block; margin-top: var(--space-xs); }

/* --- Timeline --- */
.timeline {
  position: relative;
  max-width: 760px;
  margin: 0 auto;
  padding-left: var(--space-lg);
}

.timeline::before {
  content: '';
  position: absolute;
  left: 7px;
  top: 8px;
  bottom: 8px;
  width: 2px;
  background: linear-gradient(to bottom, var(--color-accent), var(--color-primary));
  border-radius: 1px;
}

.timeline__item {
  position: relative;
  display: grid;
  grid-template-columns: 72px 1fr;
  gap: var(--space-md);
  padding: var(--space-md) 0 var(--space-md) var(--space-md);
}

.timeline__marker {
  position: absolute;
  left: 0;
  top: 1.5rem;
  width: 16px;
  height: 16px;
  background: #fff;
  border: 3px solid var(--color-accent);
  border-radius: 50%;
  box-shadow: 0 0 0 4px rgba(72, 187, 120, 0.15);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.timeline__item:hover .timeline__marker {
  transform: scale(1.2);
  box-shadow: 0 0 0 6px rgba(72, 187, 120, 0.2);
}

.timeline__year {
  font-family: var(--font-heading);
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--color-primary);
  padding-top: 0.25rem;
}

.timeline__content {
  background: var(--color-surface);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-lg);
  padding: var(--space-md) var(--space-lg);
  transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
}

.timeline__item:hover .timeline__content {
  transform: translateX(4px);
  box-shadow: 0 8px 24px rgba(44, 82, 130, 0.08);
  border-color: rgba(72, 187, 120, 0.25);
}

.timeline__title { margin-bottom: 0.25rem; font-size: 1.125rem; color: var(--color-primary); }
.timeline__org { color: var(--color-text-muted); font-size: 0.9375rem; margin: 0; }

/* --- Teaching --- */
.teaching-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-md);
}

.teaching-card {
  position: relative;
  background: var(--color-surface);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  transition: transform 0.4s cubic-bezier(0.22, 1, 0.36, 1), box-shadow 0.4s ease, border-color 0.3s ease;
  overflow: hidden;
}

.teaching-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 100%;
  background: linear-gradient(to bottom, var(--color-primary), var(--color-accent));
  opacity: 0;
  transition: opacity 0.3s ease;
}

.teaching-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 36px rgba(44, 82, 130, 0.1);
  border-color: rgba(72, 187, 120, 0.3);
}

.teaching-card:hover::before { opacity: 1; }

.teaching-card__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-sm);
  margin-bottom: var(--space-sm);
}

.teaching-card__code {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--color-primary);
  background: rgba(44, 82, 130, 0.08);
  padding: 0.25rem 0.625rem;
  border-radius: var(--radius);
}

.teaching-card__title { margin: 0; font-size: 1.125rem; color: var(--color-primary); padding-right: 2rem; }

.teaching-card__level {
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--color-accent);
  background: rgba(72, 187, 120, 0.1);
  padding: 0.25rem 0.5rem;
  border-radius: 999px;
  white-space: nowrap;
}

.teaching-card__arrow {
  position: absolute;
  bottom: var(--space-lg);
  right: var(--space-lg);
  font-size: 1.25rem;
  color: var(--color-accent);
  opacity: 0;
  transform: translateX(-8px);
  transition: opacity 0.3s ease, transform 0.3s ease;
}

.teaching-card:hover .teaching-card__arrow {
  opacity: 1;
  transform: translateX(0);
}

/* --- Testimonials --- */
.testimonial-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-md);
}

.testimonial-card {
  position: relative;
  background: var(--color-surface);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  margin: 0;
  transition: transform 0.4s cubic-bezier(0.22, 1, 0.36, 1), box-shadow 0.4s ease;
}

.testimonial-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 16px 48px rgba(44, 82, 130, 0.1);
}

.testimonial-card__mark {
  display: block;
  font-family: var(--font-heading);
  font-size: 3.5rem;
  line-height: 1;
  color: var(--color-accent);
  opacity: 0.35;
  margin-bottom: -0.5rem;
}

.testimonial-card__quote {
  font-family: var(--font-heading);
  font-size: 1.0625rem;
  font-style: italic;
  line-height: 1.65;
  color: var(--color-text);
  margin-bottom: var(--space-md);
}

.testimonial-card__author {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding-top: var(--space-sm);
  border-top: 1px solid var(--color-border-light);
}

.testimonial-card__avatar {
  flex-shrink: 0;
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
  color: #fff;
  font-weight: 700;
  font-size: 1rem;
  border-radius: 50%;
}

.testimonial-card__author cite {
  font-style: normal;
  font-weight: 600;
  display: block;
  color: var(--color-primary);
}

.testimonial-card__role {
  font-size: 0.8125rem;
  color: var(--color-text-muted);
}

/* --- Newsletter --- */
.section--newsletter { padding-bottom: var(--space-2xl); }

.newsletter-box {
  position: relative;
  background: linear-gradient(135deg, #1a365d 0%, var(--color-primary) 60%, #2a4365 100%);
  border-radius: var(--radius-lg);
  padding: var(--space-xl) calc(var(--space-xl) + 0.5rem);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-xl);
  flex-wrap: wrap;
  overflow: hidden;
  box-shadow: 0 20px 60px rgba(44, 82, 130, 0.2);
}

.newsletter-box__decor {
  position: absolute;
  top: -80px;
  right: -40px;
  width: 240px;
  height: 240px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(72, 187, 120, 0.2) 0%, transparent 70%);
  pointer-events: none;
}

.newsletter-box__label {
  display: inline-block;
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: var(--space-xs);
}

.newsletter-box__title {
  color: #fff;
  margin-bottom: var(--space-xs);
  font-size: clamp(1.5rem, 3vw, 2rem);
}

.newsletter-box__desc {
  color: rgba(255, 255, 255, 0.8);
  margin: 0;
  max-width: 420px;
  line-height: 1.65;
}

.newsletter-box__content { position: relative; z-index: 1; flex: 1; min-width: 260px; }

.newsletter-form__inner {
  display: flex;
  gap: var(--space-xs);
  flex: 1;
  min-width: 280px;
  position: relative;
  z-index: 1;
}

.newsletter-form input[type="email"] {
  flex: 1;
  padding: 0.75rem 1rem;
  border: none;
  border-radius: var(--radius);
  font-size: 0.9375rem;
  background: rgba(255,255,255,0.95);
  color: var(--color-text);
}

.newsletter-form .btn--primary {
  background: var(--color-accent);
  border-color: var(--color-accent);
  white-space: nowrap;
  box-shadow: 0 4px 16px rgba(72, 187, 120, 0.35);
}

.newsletter-form .btn--primary:hover {
  background: var(--color-accent-light);
  border-color: var(--color-accent-light);
}

.honeypot { position: absolute; left: -9999px; opacity: 0; height: 0; overflow: hidden; }

/* --- Page Header --- */
.page-header {
  padding: var(--space-xl) 0 var(--space-lg);
  background: var(--color-bg-alt);
  border-bottom: 1px solid var(--color-border-light);
}

.page-header__title { margin-bottom: var(--space-xs); }
.page-header__subtitle { color: var(--color-text-muted); font-size: 1.125rem; max-width: 600px; }

/* --- Breadcrumbs --- */
.breadcrumbs { margin-bottom: var(--space-sm); }

.breadcrumbs__list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem;
  list-style: none;
  margin: 0;
  padding: 0;
  font-size: 0.875rem;
}

.breadcrumbs__item:not(:last-child)::after {
  content: '/';
  margin-left: 0.25rem;
  color: var(--color-text-light);
}

.breadcrumbs__item a { color: var(--color-text-muted); }
.breadcrumbs__item span { color: var(--color-text); }

/* --- Footer --- */
.site-footer {
  position: relative;
  background: #1a202c;
  color: rgba(255, 255, 255, 0.88);
  padding: calc(var(--space-2xl) + 0.5rem) 0 var(--space-lg);
  overflow: hidden;
}

.site-footer__accent {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--color-primary) 0%, var(--color-accent) 50%, var(--color-primary) 100%);
}

.site-footer__pattern {
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle at 85% 15%, rgba(72, 187, 120, 0.08) 0%, transparent 45%),
    radial-gradient(circle at 10% 90%, rgba(44, 82, 130, 0.15) 0%, transparent 40%);
  pointer-events: none;
}

.site-footer .container {
  position: relative;
  z-index: 1;
}

.site-footer a {
  color: rgba(255, 255, 255, 0.85);
  text-decoration: none;
  transition: color var(--transition);
}

.site-footer a:hover { color: var(--color-accent); }

.site-footer__grid {
  display: grid;
  grid-template-columns: minmax(240px, 1.35fr) repeat(3, minmax(0, 1fr));
  gap: var(--space-xl);
  padding-bottom: var(--space-xl);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  align-items: start;
}

.footer-brand {
  padding-right: var(--space-md);
}

.footer-brand__header {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  margin-bottom: var(--space-md);
}

.footer-brand__mark {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  border-radius: 14px;
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
  color: #fff;
  font-family: var(--font-heading);
  font-size: 1.125rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  box-shadow: 0 8px 24px rgba(72, 187, 120, 0.25);
}

.footer-brand__identity { min-width: 0; }

.footer-brand__name {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 700;
  color: #fff;
  margin: 0 0 0.25rem;
  line-height: 1.2;
  letter-spacing: -0.02em;
}

.footer-brand__tagline {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin: 0;
  line-height: 1.4;
}

.footer-brand__desc {
  font-size: 0.9375rem;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.68);
  margin: 0 0 var(--space-md);
  max-width: 38ch;
}

.footer-brand__social {
  margin-bottom: var(--space-md);
}

.footer-brand__social-label {
  display: block;
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.45);
  margin-bottom: 0.625rem;
}

.btn--footer-cta {
  display: inline-flex;
  padding: 0.625rem 1.5rem;
  font-size: 0.875rem;
  background: transparent;
  color: #fff;
  border: 1.5px solid rgba(255, 255, 255, 0.35);
  border-radius: 999px;
  transition: all var(--transition);
}

.btn--footer-cta:hover {
  background: var(--color-accent);
  border-color: var(--color-accent);
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(72, 187, 120, 0.3);
}

.footer-widget {
  position: relative;
  min-width: 0;
}

@media (min-width: 1025px) {
  .site-footer__grid > .footer-widget ~ .footer-widget {
    border-left: 1px solid rgba(255, 255, 255, 0.08);
    padding-left: var(--space-md);
  }
}

.footer-widget__title {
  display: flex;
  align-items: center;
  gap: 0.625rem;
  font-family: var(--font-body);
  font-size: 0.8125rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: #fff;
  margin: 0 0 var(--space-md);
}

.footer-widget__title::before {
  content: '';
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-accent);
  flex-shrink: 0;
}

.footer-nav__list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.footer-nav__list li {
  margin-bottom: 0.5rem;
}

.footer-nav__list a {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  font-size: 0.9375rem;
  color: rgba(255, 255, 255, 0.75);
  padding: 0.2rem 0;
  transition: color var(--transition), transform var(--transition);
}

.footer-nav__list a::before {
  content: '';
  width: 0;
  height: 1px;
  background: var(--color-accent);
  transition: width var(--transition);
}

.footer-nav__list a:hover {
  color: #fff;
  transform: translateX(4px);
}

.footer-nav__list a:hover::before {
  width: 12px;
}

.footer-nav__list--bullets li {
  position: relative;
  padding-left: 1.125rem;
  color: rgba(255, 255, 255, 0.72);
  font-size: 0.9375rem;
  line-height: 1.5;
}

.footer-nav__list--bullets li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(72, 187, 120, 0.15);
}

.footer-contact {
  font-style: normal;
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.footer-contact__item {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
}

.footer-contact__icon {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.1);
  color: var(--color-accent);
}

.footer-contact__label {
  display: block;
  font-size: 0.625rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.45);
  margin-bottom: 0.125rem;
}

.footer-contact__value {
  display: block;
  font-size: 0.9rem;
  line-height: 1.45;
  color: rgba(255, 255, 255, 0.85);
  word-break: break-word;
}

a.footer-contact__value:hover { color: var(--color-accent); }

.social-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.social-links a {
  display: flex;
  align-items: center;
  justify-content: center;
  min-width: 40px;
  height: 40px;
  padding: 0 0.5rem;
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 10px;
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: rgba(255, 255, 255, 0.9);
  background: rgba(255, 255, 255, 0.04);
  transition: all 0.25s ease;
}

.social-links__label {
  line-height: 1;
}

.social-links a:hover {
  background: var(--color-accent);
  border-color: var(--color-accent);
  color: #fff;
  transform: translateY(-3px);
  box-shadow: 0 6px 16px rgba(72, 187, 120, 0.35);
}

.social-links--footer a {
  min-width: 42px;
}

.site-footer__bottom {
  display: flex;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-sm) var(--space-md);
  padding-top: var(--space-lg);
  font-size: 0.8125rem;
  color: rgba(255, 255, 255, 0.5);
}

.site-footer__divider {
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.25);
}

.copyright { margin: 0; }
.footer-credit { margin: 0; }

/* --- Contact Page --- */
.contact-layout {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: var(--space-xl);
  margin-bottom: var(--space-xl);
}

.contact-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
}

.contact-card__title { margin-bottom: var(--space-md); }

.contact-detail { margin-bottom: var(--space-md); }
.contact-detail h3 {
  font-family: var(--font-body);
  font-size: 0.8125rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 0.25rem;
}

.contact-detail p, .contact-detail address { margin: 0; color: var(--color-text-muted); }

.contact-form-wrap {
  background: var(--color-surface);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
}

.contact-form__title { margin-bottom: var(--space-md); }

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-md);
}

.form-group { margin-bottom: var(--space-md); }

.form-group label {
  display: block;
  font-size: 0.875rem;
  font-weight: 600;
  margin-bottom: 0.375rem;
  color: var(--color-text);
}

.form-group .required { color: var(--color-accent); }

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 0.75rem 1rem;
  font-family: var(--font-body);
  font-size: 0.9375rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  background: var(--color-bg);
  color: var(--color-text);
  transition: border-color var(--transition);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(139,115,85,0.15);
}

.form-message {
  margin-top: var(--space-sm);
  padding: var(--space-sm);
  border-radius: var(--radius);
  font-size: 0.9375rem;
}

.form-message.is-success { background: #c6f6d5; color: #276749; }
.form-message.is-error { background: #fce4ec; color: #c62828; }

.contact-map {
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--color-border-light);
}

.contact-map--placeholder {
  padding: var(--space-xl);
  text-align: center;
  background: var(--color-bg-alt);
  color: var(--color-text-muted);
}

/* --- Gallery --- */
.gallery-topics-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
}

.gallery-topic-card {
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--color-surface);
  border: 1px solid var(--color-border-light);
  transition: transform var(--transition), box-shadow var(--transition);
}

.gallery-topic-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.gallery-topic-card__link {
  display: block;
  text-decoration: none;
  color: inherit;
}

.gallery-topic-card__media {
  position: relative;
  aspect-ratio: 3 / 2;
  overflow: hidden;
  background: var(--color-bg-alt);
}

.gallery-topic-card__image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.gallery-topic-card:hover .gallery-topic-card__image {
  transform: scale(1.05);
}

.gallery-topic-card__placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-muted);
  font-size: 2.5rem;
}

.gallery-topic-card__count {
  position: absolute;
  bottom: var(--space-sm);
  right: var(--space-sm);
  background: rgba(0, 0, 0, 0.7);
  color: #fff;
  font-size: 0.75rem;
  font-weight: 600;
  padding: 0.25rem 0.625rem;
  border-radius: 100px;
}

.gallery-topic-card__body {
  padding: var(--space-md);
}

.gallery-topic-card__title {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  margin: 0 0 0.5rem;
  color: var(--color-text);
}

.gallery-topic-card__excerpt {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  margin: 0;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.gallery-topic-card--placeholder .gallery-topic-card__media {
  border-bottom: 1px solid var(--color-border-light);
}

.gallery-load-more {
  text-align: center;
  margin-top: var(--space-xl);
}

.gallery-note,
.gallery-empty {
  text-align: center;
  color: var(--color-text-muted);
  margin-top: var(--space-lg);
}

.gallery-back-link {
  margin-bottom: var(--space-lg);
}

.gallery-back-link a {
  color: var(--color-primary);
  text-decoration: none;
  font-weight: 500;
}

.gallery-back-link a:hover {
  text-decoration: underline;
}

.gallery-album-meta {
  color: var(--color-text-muted);
  font-size: 0.9375rem;
  margin-top: var(--space-sm);
}

.section--gallery-detail {
  padding-top: var(--space-lg);
}

.gallery-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: var(--space-lg);
  justify-content: center;
}

.gallery-filter {
  padding: 0.5rem 1.25rem;
  font-size: 0.875rem;
  font-weight: 500;
  border: 1px solid var(--color-border);
  border-radius: 100px;
  color: var(--color-text-muted);
  text-decoration: none;
  transition: all var(--transition);
}

.gallery-filter:hover,
.gallery-filter.is-active {
  background: var(--color-primary);
  color: var(--color-bg);
  border-color: var(--color-primary);
}

.masonry-gallery {
  columns: 3;
  column-gap: var(--space-md);
}

.gallery-item {
  break-inside: avoid;
  margin-bottom: var(--space-md);
  border-radius: var(--radius-lg);
  overflow: hidden;
  position: relative;
}

.gallery-item__link { display: block; position: relative; }

.gallery-item img { width: 100%; transition: transform 0.5s ease; }

.gallery-item:hover img { transform: scale(1.05); }

.gallery-item__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(transparent 50%, rgba(0,0,0,0.7));
  display: flex;
  align-items: flex-end;
  padding: var(--space-md);
  opacity: 0;
  transition: opacity var(--transition);
}

.gallery-item:hover .gallery-item__overlay { opacity: 1; }

.gallery-item__title { color: #fff; font-size: 0.9375rem; font-weight: 600; }

.gallery-item__placeholder {
  aspect-ratio: 4/3;
  background: var(--color-bg-alt);
  display: flex;
  align-items: flex-end;
  padding: var(--space-md);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-lg);
}

/* Lightbox */
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 3000;
  background: rgba(0,0,0,0.92);
  display: flex;
  align-items: center;
  justify-content: center;
}

.lightbox[hidden] { display: none; }

.lightbox__figure { max-width: 90vw; max-height: 85vh; margin: 0; text-align: center; }
.lightbox__image { max-width: 100%; max-height: 80vh; object-fit: contain; }
.lightbox__caption { color: #fff; margin-top: var(--space-sm); font-size: 0.9375rem; }

.lightbox__counter {
  color: rgba(255, 255, 255, 0.75);
  font-size: 0.8125rem;
  margin-top: var(--space-xs);
}

.lightbox__close,
.lightbox__prev,
.lightbox__next {
  position: absolute;
  background: none;
  border: none;
  color: #fff;
  font-size: 2rem;
  cursor: pointer;
  padding: var(--space-sm);
  opacity: 0.7;
  transition: opacity var(--transition);
}

.lightbox__close:hover,
.lightbox__prev:hover,
.lightbox__next:hover { opacity: 1; }

.lightbox__close { top: var(--space-md); right: var(--space-md); }
.lightbox__prev { left: var(--space-md); top: 50%; transform: translateY(-50%); }
.lightbox__next { right: var(--space-md); top: 50%; transform: translateY(-50%); }

/* --- Resources Page --- */
.page-header--resources {
  position: relative;
  padding: var(--space-xl) 0 var(--space-lg);
  background: linear-gradient(135deg, #1a365d 0%, var(--color-primary) 55%, #2a4365 100%);
  border-bottom: none;
  overflow: hidden;
}

.resources-hero__bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 85% 20%, rgba(72, 187, 120, 0.18) 0%, transparent 45%),
    radial-gradient(circle at 10% 80%, rgba(255, 255, 255, 0.06) 0%, transparent 40%);
  pointer-events: none;
}

.page-header--resources .container {
  position: relative;
  z-index: 1;
}

.page-header--resources .breadcrumbs__item a,
.page-header--resources .breadcrumbs__item span {
  color: rgba(255, 255, 255, 0.75);
}

.page-header--resources .breadcrumbs__item:not(:last-child)::after {
  color: rgba(255, 255, 255, 0.4);
}

.page-header--resources .section-label {
  background: rgba(72, 187, 120, 0.18);
  color: #9ae6b4;
}

.resources-hero__title,
.page-header--resources .page-header__title {
  color: #fff;
  margin-bottom: var(--space-sm);
}

.resources-hero__subtitle,
.page-header--resources .page-header__subtitle {
  color: rgba(255, 255, 255, 0.82);
  max-width: 640px;
  margin: 0;
}

.resources-hero__stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-sm);
  margin: var(--space-lg) 0;
}

.resources-stat {
  padding: var(--space-md);
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 14px;
  text-align: center;
  backdrop-filter: blur(8px);
}

.resources-stat__value {
  display: block;
  font-family: var(--font-heading);
  font-size: clamp(1.75rem, 3vw, 2.25rem);
  font-weight: 700;
  color: #fff;
  line-height: 1.1;
}

.resources-stat__label {
  display: block;
  margin-top: 0.35rem;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.65);
}

.resource-type-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.resource-type-tabs__item {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.65rem 1rem;
  font-size: 0.875rem;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.85);
  text-decoration: none;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 999px;
  transition: all 0.25s ease;
}

.resource-type-tabs__item:hover {
  background: rgba(255, 255, 255, 0.12);
  color: #fff;
  transform: translateY(-1px);
}

.resource-type-tabs__item.is-active {
  background: #fff;
  color: var(--color-primary);
  border-color: #fff;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
}

.resource-type-tabs__count {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 1.5rem;
  height: 1.5rem;
  padding: 0 0.4rem;
  font-size: 0.75rem;
  font-weight: 700;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.12);
}

.resource-type-tabs__item.is-active .resource-type-tabs__count {
  background: rgba(44, 82, 130, 0.1);
  color: var(--color-primary);
}

.section--featured-resources {
  padding-top: var(--space-xl);
}

.section--resources {
  padding-top: var(--space-lg);
}

.resources-toolbar {
  margin-bottom: var(--space-lg);
}

.resource-filters {
  background: var(--color-surface);
  border: 1px solid var(--color-border-light);
  border-radius: 16px;
  padding: var(--space-lg);
  box-shadow: 0 8px 30px rgba(44, 82, 130, 0.06);
}

.resource-filters__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-sm);
  margin-bottom: var(--space-md);
}

.resource-filters__title {
  margin: 0;
  font-family: var(--font-body);
  font-size: 1.0625rem;
  font-weight: 700;
  color: var(--color-primary);
}

.resource-filters__clear {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-accent);
  text-decoration: none;
}

.resource-filters__clear:hover {
  text-decoration: underline;
}

.resource-filters__search {
  position: relative;
  margin-bottom: var(--space-md);
}

.resource-filters__search-icon {
  position: absolute;
  left: 1rem;
  top: 50%;
  transform: translateY(-50%);
  width: 18px;
  height: 18px;
  opacity: 0.45;
  background-color: var(--color-primary);
  mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2'%3E%3Ccircle cx='11' cy='11' r='8'/%3E%3Cline x1='21' y1='21' x2='16.65' y2='16.65'/%3E%3C/svg%3E");
  -webkit-mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2'%3E%3Ccircle cx='11' cy='11' r='8'/%3E%3Cline x1='21' y1='21' x2='16.65' y2='16.65'/%3E%3C/svg%3E");
  mask-size: contain;
  -webkit-mask-size: contain;
}

.resource-filters__search input {
  width: 100%;
  padding: 0.9rem 1rem 0.9rem 2.75rem;
  border: 1px solid var(--color-border);
  border-radius: 12px;
  font-size: 0.9375rem;
  background: var(--color-bg-alt);
  color: var(--color-text);
  transition: border-color var(--transition), box-shadow var(--transition);
}

.resource-filters__search input:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(72, 187, 120, 0.15);
  background: #fff;
}

.resource-filters__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr) auto;
  gap: var(--space-sm);
  align-items: end;
}

.resource-filters__field label {
  display: block;
  margin-bottom: 0.375rem;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--color-text-muted);
}

.resource-filters__field select {
  width: 100%;
  padding: 0.7rem 0.9rem;
  border: 1px solid var(--color-border);
  border-radius: 10px;
  font-size: 0.875rem;
  background: #fff;
  color: var(--color-text);
  transition: border-color var(--transition);
}

.resource-filters__field select:focus {
  outline: none;
  border-color: var(--color-primary);
}

.resource-filters__submit {
  min-width: 140px;
}

.resources-results-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-sm);
  margin-bottom: var(--space-lg);
  padding-bottom: var(--space-sm);
  border-bottom: 1px solid var(--color-border-light);
}

.resources-results-count {
  margin: 0;
  font-size: 0.9375rem;
  color: var(--color-text-muted);
}

.resources-results-count strong {
  color: var(--color-primary);
  font-weight: 700;
}

.resources-results-note {
  margin: 0;
  font-size: 0.8125rem;
  color: var(--color-text-light);
}

.resources-empty,
.no-results {
  text-align: center;
  padding: var(--space-xl) var(--space-md);
  background: var(--color-bg-alt);
  border: 1px dashed var(--color-border);
  border-radius: 16px;
}

.resources-empty__icon {
  width: 64px;
  height: 64px;
  margin: 0 auto var(--space-md);
  border-radius: 16px;
  background: linear-gradient(135deg, rgba(44, 82, 130, 0.1), rgba(72, 187, 120, 0.12));
  position: relative;
}

.resources-empty__icon::after {
  content: '';
  position: absolute;
  inset: 0;
  margin: auto;
  width: 28px;
  height: 28px;
  background-color: var(--color-primary);
  mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2'%3E%3Ccircle cx='11' cy='11' r='8'/%3E%3Cline x1='21' y1='21' x2='16.65' y2='16.65'/%3E%3C/svg%3E");
  -webkit-mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2'%3E%3Ccircle cx='11' cy='11' r='8'/%3E%3Cline x1='21' y1='21' x2='16.65' y2='16.65'/%3E%3C/svg%3E");
  mask-size: contain;
  -webkit-mask-size: contain;
}

.resources-empty__title {
  margin: 0 0 0.5rem;
  font-size: 1.5rem;
  color: var(--color-primary);
}

.resources-empty__text {
  margin: 0 0 var(--space-md);
  color: var(--color-text-muted);
  max-width: 420px;
  margin-left: auto;
  margin-right: auto;
}

.section--resources .pagination {
  margin-top: var(--space-xl);
}

.citation-box {
  background: var(--color-bg-alt);
  border-left: 4px solid var(--color-accent);
  padding: var(--space-md) var(--space-lg);
  margin: var(--space-lg) 0;
  border-radius: 0 var(--radius) var(--radius) 0;
}

.citation-box blockquote {
  margin: 0 0 var(--space-sm);
  font-style: italic;
  color: var(--color-text-muted);
}

/* --- About Page --- */
.bio-layout {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: var(--space-xl);
  align-items: start;
}

.bio-layout__image img { border-radius: var(--radius-lg); box-shadow: var(--shadow-md); }

.education-item {
  display: flex;
  gap: var(--space-md);
  padding: var(--space-md) 0;
  border-bottom: 1px solid var(--color-border-light);
}

.education-item__year {
  font-family: var(--font-heading);
  font-weight: 700;
  color: var(--color-accent);
  flex-shrink: 0;
  width: 50px;
}

.career-timeline__item {
  display: flex;
  gap: var(--space-md);
  padding: var(--space-md) 0;
  border-left: 2px solid var(--color-border);
  padding-left: var(--space-lg);
  margin-left: var(--space-sm);
  position: relative;
}

.career-timeline__item::before {
  content: '';
  position: absolute;
  left: -6px;
  top: var(--space-md);
  width: 10px;
  height: 10px;
  background: var(--color-accent);
  border-radius: 50%;
}

.career-timeline__year {
  flex-shrink: 0;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-accent);
  width: 120px;
}

.awards-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.awards-list__item {
  padding: var(--space-sm) 0 var(--space-sm) var(--space-md);
  border-bottom: 1px solid var(--color-border-light);
  position: relative;
}

.awards-list__item::before {
  content: '★';
  position: absolute;
  left: 0;
  color: var(--color-accent);
  font-size: 0.75rem;
}

.tag-cloud { display: flex; flex-wrap: wrap; gap: 0.5rem; justify-content: center; }

.tag {
  display: inline-block;
  padding: 0.375rem 1rem;
  font-size: 0.875rem;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 100px;
  color: var(--color-text-muted);
}

.tag--large { padding: 0.5rem 1.25rem; font-size: 0.9375rem; }

.skills-list { display: flex; flex-direction: column; gap: var(--space-md); }

.skill-item__header {
  display: flex;
  justify-content: space-between;
  margin-bottom: 0.375rem;
  font-size: 0.9375rem;
  font-weight: 600;
}

.skill-item__bar {
  height: 6px;
  background: var(--color-border-light);
  border-radius: 3px;
  overflow: hidden;
}

.skill-item__fill {
  height: 100%;
  background: var(--color-accent);
  border-radius: 3px;
  transition: width 1s ease;
}

/* --- Blog --- */
.blog-layout {
  display: grid;
  grid-template-columns: 1fr 300px;
  gap: var(--space-xl);
  padding: var(--space-xl) 0;
}

.article-meta {
  font-size: 0.9375rem;
  color: var(--color-text-muted);
}

.article-content { padding: var(--space-lg) 0; }

.article-content p { margin-bottom: var(--space-md); }

.social-share {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-md) 0;
  border-top: 1px solid var(--color-border-light);
  font-size: 0.875rem;
}

.social-share a {
  padding: 0.375rem 0.75rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  color: var(--color-text-muted);
  text-decoration: none;
  transition: all var(--transition);
}

.social-share a:hover { border-color: var(--color-accent); color: var(--color-accent); }

.post-terms { margin-bottom: var(--space-sm); }

.post-terms .tag {
  margin-right: 0.375rem;
  text-decoration: none;
}

/* --- Pagination --- */
.pagination { margin: var(--space-lg) 0; }

.pagination .page-numbers {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 40px;
  height: 40px;
  padding: 0 0.5rem;
  margin: 0 0.125rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  font-size: 0.875rem;
  color: var(--color-text-muted);
  text-decoration: none;
  transition: all var(--transition);
}

.pagination .page-numbers:hover,
.pagination .page-numbers.current {
  background: var(--color-primary);
  color: var(--color-bg);
  border-color: var(--color-primary);
}

.pagination ul {
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem;
  list-style: none;
  margin: 0;
  padding: 0;
  justify-content: center;
}

/* --- Animations --- */
@keyframes heroFloat {
  0%, 100% { transform: translate(0, 0); }
  50% { transform: translate(12px, -16px); }
}

@keyframes heroBadgePulse {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-4px); }
}

@keyframes scrollBounce {
  0%, 100% { transform: scaleY(1); opacity: 0.6; }
  50% { transform: scaleY(1.2); opacity: 1; }
}

.animate-on-scroll {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity 0.7s cubic-bezier(0.22, 1, 0.36, 1), transform 0.7s cubic-bezier(0.22, 1, 0.36, 1);
}

.animate-on-scroll.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.animate-on-scroll[data-animate="left"] {
  transform: translateX(-32px);
}

.animate-on-scroll[data-animate="left"].is-visible {
  transform: translateX(0);
}

.animate-on-scroll[data-animate="right"] {
  transform: translateX(32px);
}

.animate-on-scroll[data-animate="right"].is-visible {
  transform: translateX(0);
}

.animate-on-scroll[data-animate="scale"] {
  transform: scale(0.95);
}

.animate-on-scroll[data-animate="scale"].is-visible {
  transform: scale(1);
}

/* --- Responsive --- */
body.nav-open {
  overflow: hidden;
}

body.nav-open::before {
  content: '';
  position: fixed;
  inset: 0;
  top: calc(var(--header-height) + 3px);
  background: rgba(26, 32, 44, 0.45);
  z-index: 999;
}

@media (max-width: 1200px) {
  .site-footer__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: var(--space-lg);
  }

  .footer-brand {
    grid-column: 1 / -1;
    padding-right: 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    padding-bottom: var(--space-lg);
  }

  .site-footer__grid > .footer-widget ~ .footer-widget {
    border-left: none;
    padding-left: 0;
  }
}

@media (max-width: 1024px) {
  :root { --space-xl: 3rem; }

  .hero { min-height: auto; padding: var(--space-xl) 0; }
  .hero__grid { grid-template-columns: 1fr; text-align: center; gap: var(--space-lg); }
  .hero__intro { margin-left: auto; margin-right: auto; }
  .hero__cta { justify-content: center; }
  .hero__visual { max-width: 420px; margin: 0 auto; }
  .hero__badge { left: auto; right: 0; bottom: -0.5rem; }
  .hero__scroll { display: none; }
  .hero__shape--1 { width: 320px; height: 320px; right: -100px; }
  .hero__shape--2 { width: 240px; height: 240px; left: -80px; }
  .hero__shape--3 { display: none; }

  .card-grid--4 { grid-template-columns: repeat(2, 1fr); }
  .resource-grid, .post-grid, .testimonial-grid { grid-template-columns: repeat(2, 1fr); }
  .resource-grid--featured { grid-template-columns: repeat(2, 1fr); }
  .resources-hero__stats { grid-template-columns: repeat(2, 1fr); }
  .resource-filters__grid { grid-template-columns: repeat(2, 1fr); }
  .resource-filters__submit { grid-column: 1 / -1; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .stat-item:nth-child(2)::after { display: none; }
  .stat-item { padding: var(--space-sm); }
  .masonry-gallery { columns: 2; }
  .gallery-topics-grid { grid-template-columns: repeat(2, 1fr); }
  .bio-layout { grid-template-columns: 1fr; }
  .contact-layout { grid-template-columns: 1fr; }
  .teaching-grid { grid-template-columns: 1fr; }

  .header-cta { display: none; }
  .nav-toggle { display: flex; }

  .main-nav {
    position: fixed;
    top: calc(var(--header-height) + 3px);
    left: 0;
    right: 0;
    z-index: 1001;
    flex: none;
    flex-direction: column;
    align-items: stretch;
    justify-content: flex-start;
    max-height: calc(100vh - var(--header-height) - 3px);
    max-height: calc(100dvh - var(--header-height) - 3px);
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    background: var(--color-surface);
    border-bottom: 1px solid var(--color-border);
    padding: var(--space-md) var(--space-md) var(--space-lg);
    transform: translateY(-120%);
    opacity: 0;
    visibility: hidden;
    transition: transform var(--transition), opacity var(--transition), visibility var(--transition);
    box-shadow: 0 12px 40px rgba(44, 82, 130, 0.12);
  }

  .main-nav.is-open {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
  }

  .main-nav__list {
    flex-direction: column;
    align-items: stretch;
    gap: 0.375rem;
    width: 100%;
  }

  .main-nav__list > li > a {
    display: block;
    padding: 1rem 1.125rem;
    font-size: 1.0625rem;
    border-radius: var(--radius);
    border-left: 3px solid transparent;
  }

  .main-nav__list > li > a::after,
  .main-nav__list > li > a::before {
    display: none;
  }

  .main-nav__list > li > a:hover {
    background: var(--color-bg-alt);
    border-left-color: rgba(72, 187, 120, 0.4);
  }

  .main-nav__list > .current-menu-item > a,
  .main-nav__list > .current_page_item > a,
  .main-nav__list > .current-menu-ancestor > a {
    color: var(--color-primary);
    background: var(--color-bg-alt);
    border-left-color: var(--color-accent);
    font-weight: 700;
  }

  .main-nav__list > .menu-item-has-children > .sub-menu::after {
    display: none;
  }

  .main-nav__list > .menu-item-has-children > a {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.75rem;
  }

  .main-nav__list > .menu-item-has-children > a::after {
    display: none;
  }

  .main-nav__list > .menu-item-has-children > a::before {
    display: block;
    order: 2;
    margin-left: auto;
  }

  .main-nav__list > .menu-item-has-children.is-sub-open > a {
    background: var(--color-bg-alt);
    border-left-color: var(--color-accent);
  }

  .main-nav__list > .menu-item-has-children > .sub-menu {
    position: static;
    transform: none;
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    min-width: 0;
    max-height: 0;
    overflow: hidden;
    margin: 0;
    padding: 0;
    background: transparent;
    border: none;
    border-radius: 0;
    box-shadow: none;
    transition: max-height 0.35s cubic-bezier(0.22, 1, 0.36, 1), margin 0.25s ease, padding 0.25s ease;
  }

  .main-nav__list > .menu-item-has-children > .sub-menu::before {
    display: none;
  }

  .main-nav__list > .menu-item-has-children.is-sub-open > .sub-menu {
    max-height: 480px;
    margin: 0.375rem 0 0.625rem;
    padding: 0.5rem;
    background: var(--color-bg-alt);
    border: 1px solid var(--color-border-light);
    border-radius: 12px;
  }

  .main-nav__list .sub-menu li + li {
    margin-top: 0.375rem;
  }

  .main-nav__list .sub-menu a {
    background: #fff;
    border: 1px solid var(--color-border-light);
    box-shadow: 0 1px 2px rgba(44, 82, 130, 0.04);
  }

  .main-nav__list .sub-menu a:hover,
  .main-nav__list .sub-menu a:focus-visible {
    transform: none;
    border-color: rgba(72, 187, 120, 0.35);
  }

  .main-nav__list .sub-menu .current-menu-item > a,
  .main-nav__list .sub-menu .current_page_item > a {
    box-shadow: inset 3px 0 0 var(--color-accent);
  }

  .nav-sub__link-inner {
    padding: 0.875rem;
  }

  .nav-sub__icon {
    width: 40px;
    height: 40px;
  }

  .main-nav__mobile-cta {
    display: block;
    margin-top: var(--space-sm);
    text-align: center;
    width: 100%;
  }
}

@media (max-width: 768px) {
  :root {
    --space-2xl: 3.5rem;
    --space-xl: 2.5rem;
    --space-lg: 2rem;
    --header-height: 64px;
    --font-size-base: 1rem;
  }

  .container { padding: 0 var(--space-sm); }
  .section { padding: var(--space-xl) 0; }

  .site-branding { max-width: none; flex: 1; }
  .site-branding__tagline { display: none; }
  .site-branding__mark { width: 36px; height: 36px; font-size: 0.75rem; }
  .site-branding__name { font-size: 1.0625rem; white-space: normal; }

  .hero { padding: var(--space-lg) 0 var(--space-xl); }
  .hero__name { font-size: clamp(2rem, 8vw, 2.75rem); }
  .hero__designation { font-size: 1.0625rem; }
  .hero__intro { font-size: 1rem; }
  .hero__cta { flex-direction: column; align-items: stretch; }
  .hero__cta .btn { width: 100%; }
  .hero__visual { max-width: min(100%, 340px); }
  .hero__image::before { transform: translate(6px, 6px); }
  .hero__badge { right: 0.5rem; padding: 0.625rem 0.875rem; }
  .hero__badge-value { font-size: 1.5rem; }

  .section-header { margin-bottom: var(--space-lg); }
  .section-desc { font-size: 1rem; }

  .card-grid--2, .card-grid--4,
  .resource-grid, .post-grid, .testimonial-grid,
  .resource-grid--featured,
  .teaching-grid {
    grid-template-columns: 1fr;
  }

  .resources-hero__stats {
    grid-template-columns: repeat(2, 1fr);
    gap: 0.625rem;
  }

  .resources-stat {
    padding: var(--space-sm);
  }

  .resource-type-tabs {
    gap: 0.375rem;
  }

  .resource-type-tabs__item {
    flex: 1 1 calc(50% - 0.375rem);
    justify-content: center;
    font-size: 0.8125rem;
    padding: 0.6rem 0.75rem;
  }

  .resource-filters {
    padding: var(--space-md);
  }

  .resource-filters__grid {
    grid-template-columns: 1fr;
  }

  .resources-results-bar {
    flex-direction: column;
    align-items: flex-start;
  }

  .card { padding: var(--space-md); }
  .card:hover { transform: none; }

  .resource-card:hover,
  .post-card:hover,
  .testimonial-card:hover,
  .teaching-card:hover,
  .gallery-topic-card:hover {
    transform: none;
  }

  .newsletter-box {
    padding: var(--space-lg) var(--space-md);
    flex-direction: column;
    text-align: center;
  }

  .newsletter-box__content { min-width: 0; width: 100%; }
  .newsletter-box__desc { max-width: none; margin: 0 auto; }
  .newsletter-form__inner {
    flex-direction: column;
    min-width: 0;
    width: 100%;
  }

  .newsletter-form input[type="email"],
  .newsletter-form .btn--primary {
    width: 100%;
  }

  .newsletter-form .btn--primary { white-space: normal; }

  .site-footer__grid { grid-template-columns: 1fr; }
  .site-footer__bottom { flex-direction: column; text-align: center; }
  .site-footer__divider { display: none; }
  .footer-brand__desc { max-width: none; }

  .stat-item::after { display: none; }

  .timeline { padding-left: var(--space-md); }
  .timeline__item { grid-template-columns: 56px 1fr; gap: var(--space-sm); }
  .timeline__content { padding: var(--space-md); }
  .timeline__item:hover .timeline__content { transform: none; }

  .teaching-card__header { flex-wrap: wrap; }
  .teaching-card__title { padding-right: 0; }

  .form-row { grid-template-columns: 1fr; }
  .contact-card, .contact-form-wrap { padding: var(--space-md); }

  .masonry-gallery { columns: 1; }
  .gallery-topics-grid { grid-template-columns: 1fr; }
  .gallery-filters { justify-content: flex-start; overflow-x: auto; flex-wrap: nowrap; padding-bottom: 0.25rem; -webkit-overflow-scrolling: touch; }
  .gallery-filter { flex-shrink: 0; }

  .blog-layout { grid-template-columns: 1fr; }

  .resource-filters__selects { flex-direction: column; align-items: stretch; }
  .resource-filters__selects select { width: 100%; }

  .page-header--resources {
    padding: var(--space-lg) 0;
  }

  .page-header { padding: var(--space-lg) 0; }
  .page-header__subtitle { font-size: 1rem; }

  .career-timeline__item { flex-direction: column; gap: 0.25rem; padding-left: var(--space-md); }
  .career-timeline__year { width: auto; }

  .education-item { flex-direction: column; gap: 0.25rem; }

  .cookie-consent__inner { flex-direction: column; align-items: stretch; text-align: center; }
  .cookie-consent .btn { width: 100%; }

  .lightbox__close,
  .lightbox__prev,
  .lightbox__next {
    min-width: 44px;
    min-height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
  }

  .lightbox__prev { left: 0.25rem; }
  .lightbox__next { right: 0.25rem; }
  .lightbox__close { top: 0.5rem; right: 0.5rem; }

  .btn { min-height: 44px; }
}

@media (max-width: 480px) {
  :root { --space-2xl: 3rem; }

  .site-header__inner { gap: var(--space-sm); }
  .site-branding__name { font-size: 1rem; }

  .stats-grid { grid-template-columns: repeat(2, 1fr); gap: var(--space-sm); }
  .stat-item__value { font-size: 1.75rem; }
  .stat-item__label { font-size: 0.6875rem; }

  .testimonial-card__mark { font-size: 2.5rem; }
  .testimonial-card__quote { font-size: 1rem; }

  .pagination .page-numbers {
    min-width: 36px;
    height: 36px;
    font-size: 0.8125rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  .animate-on-scroll,
  .hero-animate { opacity: 1; transform: none; }
}