/* ============================================================
   DESIGN TOKENS — Diplomatic/IR palette: Deep navy + warm stone
   ============================================================ */

:root, [data-theme="light"] {
  /* Fonts */
  --font-display: 'Instrument Serif', Georgia, serif;
  --font-body: 'Switzer', 'Helvetica Neue', sans-serif;

  /* Type scale */
  --text-xs:   clamp(0.75rem,  0.7rem  + 0.25vw, 0.875rem);
  --text-sm:   clamp(0.875rem, 0.8rem  + 0.35vw, 1rem);
  --text-base: clamp(1rem,     0.95rem + 0.25vw, 1.125rem);
  --text-lg:   clamp(1.125rem, 1rem    + 0.75vw, 1.5rem);
  --text-xl:   clamp(1.5rem,   1.2rem  + 1.25vw, 2.25rem);
  --text-2xl:  clamp(2rem,     1.2rem  + 2.5vw,  3.5rem);
  --text-3xl:  clamp(2.5rem,   1rem    + 4vw,    5rem);
  --text-hero: clamp(3rem,     0.5rem  + 7vw,    7rem);

  /* Spacing */
  --space-1:  0.25rem;
  --space-2:  0.5rem;
  --space-3:  0.75rem;
  --space-4:  1rem;
  --space-5:  1.25rem;
  --space-6:  1.5rem;
  --space-8:  2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;
  --space-32: 8rem;

  /* Surfaces — warm stone */
  --color-bg:             #F5F3EE;
  --color-surface:        #FAF9F6;
  --color-surface-2:      #FFFFFF;
  --color-surface-alt:    #EEEBE4;
  --color-border:         #D6D2CA;
  --color-divider:        #E2DFD8;

  /* Text */
  --color-text:           #1A1A2E;
  --color-text-muted:     #6B6B7B;
  --color-text-faint:     #A5A5B0;

  /* Primary — Deep diplomatic navy */
  --color-primary:        #1A1A5E;
  --color-primary-hover:  #2A2A7E;
  --color-primary-light:  #E8E8F4;

  /* Accent — Muted gold for authority */
  --color-accent:         #8B7340;
  --color-accent-light:   #F3EDE0;

  /* Radius */
  --radius-sm: 0.25rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;

  /* Transitions */
  --transition-interactive: 180ms cubic-bezier(0.16, 1, 0.3, 1);

  /* Shadows */
  --shadow-sm: 0 1px 3px oklch(0.2 0.01 80 / 0.06);
  --shadow-md: 0 4px 12px oklch(0.2 0.01 80 / 0.08);
  --shadow-lg: 0 12px 32px oklch(0.2 0.01 80 / 0.1);

  /* Content widths */
  --content-narrow: 680px;
  --content-default: 1000px;
  --content-wide: 1200px;
}

/* DARK MODE */
[data-theme="dark"] {
  --color-bg:             #0F0F1A;
  --color-surface:        #161625;
  --color-surface-2:      #1C1C30;
  --color-surface-alt:    #12121F;
  --color-border:         #2A2A40;
  --color-divider:        #222235;

  --color-text:           #DCDCE5;
  --color-text-muted:     #8888A0;
  --color-text-faint:     #555570;

  --color-primary:        #9090D0;
  --color-primary-hover:  #ABABEE;
  --color-primary-light:  #1E1E40;

  --color-accent:         #C4A86C;
  --color-accent-light:   #1E1C15;

  --shadow-sm: 0 1px 3px oklch(0 0 0 / 0.3);
  --shadow-md: 0 4px 12px oklch(0 0 0 / 0.4);
  --shadow-lg: 0 12px 32px oklch(0 0 0 / 0.5);
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme]) {
    --color-bg:             #0F0F1A;
    --color-surface:        #161625;
    --color-surface-2:      #1C1C30;
    --color-surface-alt:    #12121F;
    --color-border:         #2A2A40;
    --color-divider:        #222235;
    --color-text:           #DCDCE5;
    --color-text-muted:     #8888A0;
    --color-text-faint:     #555570;
    --color-primary:        #9090D0;
    --color-primary-hover:  #ABABEE;
    --color-primary-light:  #1E1E40;
    --color-accent:         #C4A86C;
    --color-accent-light:   #1E1C15;
    --shadow-sm: 0 1px 3px oklch(0 0 0 / 0.3);
    --shadow-md: 0 4px 12px oklch(0 0 0 / 0.4);
    --shadow-lg: 0 12px 32px oklch(0 0 0 / 0.5);
  }
}

/* ============================================================
   HEADER
   ============================================================ */

.header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: oklch(from var(--color-bg) l c h / 0.92);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--color-divider);
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.header__inner {
  max-width: var(--content-wide);
  margin-inline: auto;
  padding: var(--space-4) var(--space-6);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
}

.header__logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  text-decoration: none;
  color: var(--color-text);
}

.logo-mark {
  flex-shrink: 0;
  width: 40px;
  height: 40px;
  object-fit: contain;
}
.logo-mark--light { display: none; }
.logo-mark--dark  { display: block; }

[data-theme="dark"] .logo-mark--light { display: block; }
[data-theme="dark"] .logo-mark--dark  { display: none; }
.logo-text {
  font-family: var(--font-body);
  font-weight: 600;
  font-size: var(--text-sm);
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.header__nav ul {
  display: flex;
  gap: var(--space-6);
}

.header__nav a {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  text-decoration: none;
  font-weight: 500;
  position: relative;
}

.header__nav a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 1.5px;
  background: var(--color-primary);
  transition: width 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.header__nav a:hover { color: var(--color-text); }
.header__nav a:hover::after { width: 100%; }

.header__actions {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.theme-toggle {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  color: var(--color-text-muted);
}
.theme-toggle:hover {
  color: var(--color-text);
  background: var(--color-surface-alt);
}

.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  width: 40px;
  height: 40px;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
}
.menu-toggle span {
  display: block;
  width: 20px;
  height: 1.5px;
  background: var(--color-text);
  transition: all 0.3s ease;
}
.menu-toggle.active span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.menu-toggle.active span:nth-child(2) { opacity: 0; }
.menu-toggle.active span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

/* Language Switcher */
.lang-switcher {
  position: relative;
}
.lang-switcher__btn {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 6px 10px;
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.06em;
  color: var(--color-text-muted);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-divider);
  background: transparent;
}
.lang-switcher__btn:hover {
  color: var(--color-text);
  border-color: var(--color-text-muted);
}
.lang-switcher__btn svg {
  transition: transform 0.2s;
}
.lang-switcher__btn[aria-expanded="true"] svg {
  transform: rotate(180deg);
}
.lang-switcher__dropdown {
  position: absolute;
  top: calc(100% + 6px);
  right: 0;
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
  min-width: 140px;
  z-index: 60;
  opacity: 0;
  transform: translateY(-4px);
  pointer-events: none;
  transition: opacity 0.2s, transform 0.2s;
}
.lang-switcher__dropdown[aria-hidden="false"] {
  opacity: 1;
  transform: translateY(0);
  pointer-events: all;
}
.lang-switcher__option {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  width: 100%;
  padding: var(--space-2) var(--space-3);
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  text-align: left;
  background: none;
  border: none;
}
.lang-switcher__option:hover {
  background: var(--color-surface-alt);
  color: var(--color-text);
}
.lang-switcher__option.active {
  color: var(--color-primary);
  font-weight: 600;
}
.lang-switcher__option:first-child {
  border-radius: var(--radius-md) var(--radius-md) 0 0;
}
.lang-switcher__option:last-child {
  border-radius: 0 0 var(--radius-md) var(--radius-md);
}

/* Tooltip */
.tooltip-trigger {
  position: relative;
  border-bottom: 1px dotted var(--color-primary);
  cursor: help;
}
.tooltip {
  position: absolute;
  bottom: calc(100% + 8px);
  left: 50%;
  transform: translateX(-50%);
  background: var(--color-text);
  color: var(--color-bg);
  font-family: var(--font-body);
  font-size: var(--text-xs);
  font-weight: 400;
  font-style: normal;
  line-height: 1.4;
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-md);
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s;
  z-index: 100;
}
.tooltip::after {
  content: '';
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%);
  border: 5px solid transparent;
  border-top-color: var(--color-text);
}
.tooltip-trigger:hover .tooltip,
.tooltip-trigger:focus .tooltip {
  opacity: 1;
}

@media (max-width: 768px) {
  .header__nav { display: none; }
  .menu-toggle { display: flex; }
}

/* Mobile Nav */
.mobile-nav {
  position: fixed;
  inset: 0;
  z-index: 40;
  background: var(--color-bg);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}
.mobile-nav.active {
  opacity: 1;
  pointer-events: all;
}
.mobile-nav ul {
  display: flex;
  flex-direction: column;
  gap: var(--space-8);
  text-align: center;
}
.mobile-nav a {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  color: var(--color-text);
  text-decoration: none;
}
.mobile-nav a:hover { color: var(--color-primary); }

/* ============================================================
   HERO
   ============================================================ */

.hero {
  padding: clamp(var(--space-16), 10vw, var(--space-32)) var(--space-6) clamp(var(--space-12), 8vw, var(--space-24));
  min-height: 85vh;
  display: flex;
  align-items: center;
}

.hero__inner {
  max-width: var(--content-wide);
  margin-inline: auto;
  width: 100%;
  display: grid;
  grid-template-columns: 1fr 380px;
  gap: var(--space-12);
  align-items: center;
}

.hero__eyebrow {
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: var(--space-4);
}

.hero__title {
  font-family: var(--font-display);
  font-size: var(--text-hero);
  font-weight: 400;
  color: var(--color-text);
  line-height: 0.95;
  margin-bottom: var(--space-6);
}

.hero__subtitle {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  max-width: 52ch;
  margin-bottom: var(--space-8);
  line-height: 1.7;
}

.hero__cta {
  display: flex;
  gap: var(--space-4);
  flex-wrap: wrap;
}

.hero__card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
}

.hero__card-item {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

.hero__card-label {
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-text-faint);
}

.hero__card-value {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  color: var(--color-text);
}

.hero__card-detail {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}

.hero__card-divider {
  height: 1px;
  background: var(--color-divider);
}

/* ============================================================
   BUTTONS
   ============================================================ */

.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  font-size: var(--text-sm);
  font-weight: 600;
  text-decoration: none;
  border-radius: var(--radius-md);
  cursor: pointer;
  border: 1.5px solid transparent;
}

.btn--primary {
  background: var(--color-primary);
  color: #FFFFFF;
  border-color: var(--color-primary);
}
.btn--primary:hover {
  background: var(--color-primary-hover);
  border-color: var(--color-primary-hover);
}

.btn--outline {
  background: transparent;
  color: var(--color-text);
  border-color: var(--color-border);
}
.btn--outline:hover {
  border-color: var(--color-text-muted);
  background: var(--color-surface-alt);
}

.btn--small {
  padding: var(--space-2) var(--space-4);
  font-size: var(--text-xs);
  font-weight: 600;
  text-decoration: none;
  border-radius: var(--radius-md);
  background: var(--color-surface);
  color: var(--color-text);
  border: 1px solid var(--color-border);
}
.btn--small:hover {
  background: var(--color-surface-alt);
  border-color: var(--color-text-muted);
}

/* ============================================================
   SECTIONS
   ============================================================ */

.section {
  padding: clamp(var(--space-12), 8vw, var(--space-24)) var(--space-6);
}

.section--alt {
  background: var(--color-surface);
}

.section__inner {
  max-width: var(--content-default);
  margin-inline: auto;
}

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

.section__eyebrow {
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: var(--space-3);
}

.section__title {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  color: var(--color-text);
  margin-bottom: var(--space-8);
}

/* ============================================================
   ABOUT
   ============================================================ */

.about__content p {
  color: var(--color-text-muted);
  margin-bottom: var(--space-4);
  line-height: 1.7;
}

.about__content strong {
  color: var(--color-text);
  font-weight: 600;
}

.about__traits {
  margin-top: var(--space-8);
  display: grid;
  gap: var(--space-4);
}

.about__trait {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  padding: var(--space-4);
  background: var(--color-surface);
  border: 1px solid var(--color-divider);
  border-radius: var(--radius-md);
}

.about__trait-label {
  font-size: var(--text-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-text-faint);
}

.about__trait-value {
  font-size: var(--text-sm);
  color: var(--color-text);
  font-weight: 500;
}

/* ============================================================
   TIMELINE (Experience)
   ============================================================ */

.timeline {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.timeline__item {
  display: grid;
  grid-template-columns: 140px 1fr;
  gap: var(--space-8);
  padding: var(--space-6) 0;
  border-top: 1px solid var(--color-divider);
}

.timeline__item:last-child {
  border-bottom: 1px solid var(--color-divider);
}

.timeline__year {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-primary);
  font-variant-numeric: tabular-nums;
}

.timeline__role {
  font-family: var(--font-body);
  font-size: var(--text-base);
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: var(--space-1);
}

.timeline__org {
  font-size: var(--text-sm);
  color: var(--color-accent);
  font-weight: 500;
  margin-bottom: var(--space-3);
}

.timeline__desc {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.65;
}

@media (max-width: 600px) {
  .timeline__item {
    grid-template-columns: 1fr;
    gap: var(--space-2);
  }
}

/* ============================================================
   EDUCATION
   ============================================================ */

.education-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(300px, 100%), 1fr));
  gap: var(--space-6);
}

.edu-card {
  display: flex;
  gap: var(--space-4);
  padding: var(--space-6);
  background: var(--color-surface);
  border: 1px solid var(--color-divider);
  border-radius: var(--radius-lg);
}

.edu-card__badge {
  flex-shrink: 0;
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--text-sm);
  font-weight: 700;
  color: var(--color-primary);
  background: var(--color-primary-light);
  border-radius: var(--radius-md);
}

.edu-card__title {
  font-family: var(--font-body);
  font-size: var(--text-base);
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: var(--space-1);
}

.edu-card__subtitle {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  margin-bottom: var(--space-2);
}

.edu-card__org {
  font-size: var(--text-sm);
  color: var(--color-accent);
  font-weight: 500;
  margin-bottom: var(--space-1);
}

.edu-card__period {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
  margin-bottom: var(--space-2);
}

.edu-card__desc {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.6;
}

/* ============================================================
   SKILLS
   ============================================================ */

.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(260px, 100%), 1fr));
  gap: var(--space-6);
}

.skill-category {
  padding: var(--space-6);
  background: var(--color-bg);
  border: 1px solid var(--color-divider);
  border-radius: var(--radius-lg);
}

.skill-category__title {
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-primary);
  margin-bottom: var(--space-4);
  padding-bottom: var(--space-3);
  border-bottom: 1px solid var(--color-divider);
}

.skill-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.skill-list li {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  padding-left: var(--space-4);
  position: relative;
}

.skill-list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.65em;
  width: 6px;
  height: 1.5px;
  background: var(--color-accent);
}

.lang-grid {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.lang-item {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: var(--space-3);
  align-items: center;
}

.lang-item__flag {
  font-size: 1.25rem;
}

.lang-item__name {
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text);
}

.lang-item__level {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
}

/* ============================================================
   PUBLICATIONS
   ============================================================ */

.pub-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(280px, 100%), 1fr));
  gap: var(--space-6);
  margin-bottom: var(--space-12);
}

.pub-card {
  padding: var(--space-6);
  background: var(--color-surface);
  border: 1px solid var(--color-divider);
  border-radius: var(--radius-lg);
  transition: box-shadow 0.3s ease, transform 0.3s ease;
}

.pub-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.pub-card--highlight {
  background: var(--color-primary-light);
  border-color: var(--color-primary);
}

[data-theme="dark"] .pub-card--highlight {
  border-color: var(--color-primary);
}

.pub-card__tag {
  display: inline-block;
  font-size: var(--text-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-accent);
  margin-bottom: var(--space-3);
}

.pub-card__title {
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-text);
  line-height: 1.4;
  margin-bottom: var(--space-3);
}

.pub-card__desc {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  line-height: 1.6;
}

.pub-card__link {
  display: inline-block;
  margin-top: var(--space-3);
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--color-primary);
  text-decoration: none;
  border-bottom: 1px solid transparent;
}
.pub-card__link:hover {
  border-bottom-color: var(--color-primary);
}

/* Highlights */
.highlights__title {
  font-family: var(--font-body);
  font-size: var(--text-lg);
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: var(--space-6);
}

.highlights__grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(260px, 100%), 1fr));
  gap: var(--space-4);
}

.highlight-item {
  padding: var(--space-4);
  border-left: 2px solid var(--color-accent);
  padding-left: var(--space-4);
}

.highlight-item__date {
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--color-primary);
  display: block;
  margin-bottom: var(--space-1);
  font-variant-numeric: tabular-nums;
}

.highlight-item p {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.6;
}

/* ============================================================
   CONTACT
   ============================================================ */

.contact__intro {
  color: var(--color-text-muted);
  margin-bottom: var(--space-8);
  line-height: 1.7;
}

.contact-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(220px, 100%), 1fr));
  gap: var(--space-4);
  margin-bottom: var(--space-10);
}

.contact-card {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: var(--space-2);
  padding: var(--space-5);
  background: var(--color-bg);
  border: 1px solid var(--color-divider);
  border-radius: var(--radius-lg);
  text-decoration: none;
  color: var(--color-text);
}

.contact-card:hover {
  background: var(--color-surface-alt);
  border-color: var(--color-primary);
}

.contact-card__icon {
  width: 20px;
  height: 20px;
  color: var(--color-primary);
}

.contact-card__label {
  font-size: var(--text-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-text-faint);
}

.contact-card__value {
  font-size: var(--text-sm);
  color: var(--color-text);
  font-weight: 500;
}

/* CV Download */
.cv-download {
  text-align: center;
  padding: var(--space-8);
  background: var(--color-bg);
  border: 1px solid var(--color-divider);
  border-radius: var(--radius-lg);
}

.cv-download__label {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: var(--space-4);
}

.cv-download__links {
  display: flex;
  gap: var(--space-3);
  justify-content: center;
  flex-wrap: wrap;
}

/* ============================================================
   FOOTER
   ============================================================ */

.footer {
  padding: var(--space-8) var(--space-6);
  border-top: 1px solid var(--color-divider);
}

.footer__inner {
  max-width: var(--content-wide);
  margin-inline: auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.footer p {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
}

.footer__links {
  display: flex;
  gap: var(--space-4);
}

.footer__links a {
  color: var(--color-text-faint);
  transition: color 0.2s;
}
.footer__links a:hover { color: var(--color-text); }
.footer__links svg { width: 18px; height: 18px; }

/* ============================================================
   SCROLL ANIMATIONS
   ============================================================ */

.reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s cubic-bezier(0.16, 1, 0.3, 1),
              transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ============================================================
   RESPONSIVE
   ============================================================ */

@media (max-width: 900px) {
  .hero__inner {
    grid-template-columns: 1fr;
    gap: var(--space-8);
  }
  .hero__card {
    flex-direction: row;
    flex-wrap: wrap;
    gap: var(--space-4);
  }
  .hero__card-divider {
    display: none;
  }
  .hero__card-item {
    flex: 1;
    min-width: 130px;
  }
  .hero {
    min-height: auto;
    padding-top: clamp(var(--space-12), 8vw, var(--space-20));
  }
}

@media (max-width: 600px) {
  .hero__title {
    font-size: var(--text-2xl);
  }
  .footer__inner {
    flex-direction: column;
    gap: var(--space-4);
    text-align: center;
  }
  .hero__cta {
    flex-direction: column;
  }
  .btn {
    justify-content: center;
  }
  .highlight-item {
    border-left: none;
    border-top: 2px solid var(--color-accent);
    padding-left: 0;
    padding-top: var(--space-3);
  }
}

/* ============================================================
   SUB-PAGE STYLES
   ============================================================ */

/* ---- Page Hero (title banner, not full-screen) ---- */
.page-hero {
  padding: clamp(var(--space-16), 8vw, var(--space-24)) var(--space-6) clamp(var(--space-10), 5vw, var(--space-16));
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-divider);
}

.page-hero__inner {
  max-width: var(--content-default);
  margin-inline: auto;
}

.page-hero__back {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--color-text-faint);
  text-decoration: none;
  margin-bottom: var(--space-6);
  letter-spacing: 0.04em;
  transition: color var(--transition-interactive);
}
.page-hero__back:hover { color: var(--color-primary); }

.page-hero__eyebrow {
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: var(--space-3);
}

.page-hero__title {
  font-family: var(--font-display);
  font-style: italic;
  font-size: var(--text-2xl);
  font-weight: 400;
  color: var(--color-text);
  line-height: 1.1;
  margin-bottom: var(--space-4);
}

.page-hero__subtitle {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  max-width: 60ch;
  line-height: 1.7;
}

/* ---- Detail Card ---- */
.detail-card {
  background: var(--color-surface);
  border: 1px solid var(--color-divider);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
  transition: box-shadow 0.3s ease;
}

.detail-card:hover {
  box-shadow: var(--shadow-md);
}

.detail-card--featured {
  border-color: var(--color-primary);
  background: var(--color-primary-light);
}

[data-theme="dark"] .detail-card--featured {
  background: var(--color-surface);
  border-color: var(--color-primary);
}

.detail-card__header {
  display: flex;
  gap: var(--space-4);
  align-items: flex-start;
  margin-bottom: var(--space-5);
}

.detail-card__badge {
  flex-shrink: 0;
  min-width: 56px;
  padding: var(--space-2) var(--space-3);
  background: var(--color-primary-light);
  color: var(--color-primary);
  font-size: var(--text-sm);
  font-weight: 700;
  border-radius: var(--radius-md);
  text-align: center;
  letter-spacing: 0.03em;
}

[data-theme="dark"] .detail-card__badge {
  background: var(--color-surface-2);
}

.detail-card--featured .detail-card__badge {
  background: var(--color-primary);
  color: #fff;
}

.detail-card__meta {
  flex: 1;
}

.detail-card__period {
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--color-primary);
  font-variant-numeric: tabular-nums;
  margin-bottom: var(--space-1);
}

.detail-card__title {
  font-family: var(--font-body);
  font-size: var(--text-lg);
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: var(--space-1);
  line-height: 1.3;
}

.detail-card__subtitle {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  margin-bottom: var(--space-1);
}

.detail-card__org {
  font-size: var(--text-sm);
  color: var(--color-accent);
  font-weight: 500;
}

.detail-card__type {
  display: inline-block;
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  color: var(--color-text-faint);
  background: var(--color-surface-alt);
  padding: 2px 8px;
  border-radius: var(--radius-sm);
  margin-left: var(--space-2);
}

.detail-card__desc {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.7;
  margin-bottom: var(--space-4);
}

.detail-card__missions {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
  padding: var(--space-3) var(--space-4);
  background: var(--color-bg);
  border-radius: var(--radius-md);
  border-left: 2px solid var(--color-accent);
  line-height: 1.7;
  margin-bottom: var(--space-4);
}

.detail-card__link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-primary);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s;
}
.detail-card__link:hover {
  border-bottom-color: var(--color-primary);
}

.detail-card__courses {
  margin-top: var(--space-4);
}

.detail-card__courses-label {
  font-size: var(--text-xs);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-text-faint);
  margin-bottom: var(--space-2);
}

.detail-card__courses-value {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.7;
}

.detail-grid {
  display: grid;
  gap: var(--space-6);
}

/* ---- Mission Blocks (apprentissage) ---- */
.missions-stack {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

.mission-block {
  display: grid;
  grid-template-columns: 80px 1fr;
  gap: var(--space-8);
  padding: var(--space-8);
  background: var(--color-surface);
  border: 1px solid var(--color-divider);
  border-radius: var(--radius-lg);
  transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.mission-block:hover {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-md);
}

.mission-block__num {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 400;
  color: var(--color-primary-light);
  line-height: 1;
  user-select: none;
  transition: color 0.3s;
}

[data-theme="dark"] .mission-block__num {
  color: var(--color-surface-2);
}

.mission-block:hover .mission-block__num {
  color: var(--color-primary);
}

.mission-block__body {
  padding-top: var(--space-2);
}

.mission-block__title {
  font-family: var(--font-body);
  font-size: var(--text-base);
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: var(--space-3);
}

.mission-block__desc {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.7;
}

@media (max-width: 600px) {
  .mission-block {
    grid-template-columns: 1fr;
    gap: var(--space-3);
  }
  .mission-block__num {
    font-size: 2rem;
  }
}

/* Institution / Poste info blocks */
.info-block {
  padding: var(--space-8);
  background: var(--color-surface);
  border: 1px solid var(--color-divider);
  border-radius: var(--radius-lg);
}

.info-block__label {
  font-size: var(--text-xs);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-accent);
  margin-bottom: var(--space-3);
}

.info-block__title {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 400;
  color: var(--color-text);
  margin-bottom: var(--space-4);
}

.info-block__desc {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.7;
}

.info-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-6);
}

@media (max-width: 680px) {
  .info-grid { grid-template-columns: 1fr; }
}

/* Apports block */
.apports-block {
  padding: var(--space-8);
  background: var(--color-surface);
  border: 1px solid var(--color-divider);
  border-radius: var(--radius-lg);
}

.apports-block__title {
  font-size: var(--text-sm);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-primary);
  margin-bottom: var(--space-3);
  padding-bottom: var(--space-3);
  border-bottom: 1px solid var(--color-divider);
}

.apports-block__value {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.8;
}

/* ---- Filter Bar (projets) ---- */
.filter-bar {
  display: flex;
  gap: var(--space-2);
  flex-wrap: wrap;
  margin-bottom: var(--space-8);
}

.filter-bar__btn {
  padding: var(--space-2) var(--space-5);
  font-size: var(--text-sm);
  font-weight: 600;
  border-radius: var(--radius-md);
  border: 1.5px solid var(--color-border);
  background: transparent;
  color: var(--color-text-muted);
  cursor: pointer;
  transition: all 0.2s ease;
}

.filter-bar__btn:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
  background: var(--color-primary-light);
}

.filter-bar__btn.active {
  background: var(--color-primary);
  color: #ffffff;
  border-color: var(--color-primary);
}

[data-theme="dark"] .filter-bar__btn.active {
  color: #fff;
}

/* Proj Cards (projets page) */
.proj-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(300px, 100%), 1fr));
  gap: var(--space-6);
}

.proj-card {
  padding: var(--space-6);
  background: var(--color-surface);
  border: 1px solid var(--color-divider);
  border-radius: var(--radius-lg);
  transition: box-shadow 0.3s ease, transform 0.3s ease;
  display: flex;
  flex-direction: column;
}

.proj-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.proj-card[data-hidden="true"] {
  display: none;
}

.proj-card--featured {
  background: var(--color-primary-light);
  border-color: var(--color-primary);
}

.proj-card__tag {
  display: inline-block;
  font-size: var(--text-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-accent);
  margin-bottom: var(--space-3);
}

.proj-card__title {
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-text);
  line-height: 1.4;
  margin-bottom: var(--space-3);
}

.proj-card__desc {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  line-height: 1.6;
  flex: 1;
}

.proj-card__link {
  display: inline-block;
  margin-top: var(--space-4);
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--color-primary);
  text-decoration: none;
  border-bottom: 1px solid transparent;
}
.proj-card__link:hover {
  border-bottom-color: var(--color-primary);
}

/* ---- Travel Cards (voyages) ---- */
.travel-grid {
  display: flex;
  flex-direction: column;
  gap: var(--space-8);
}

.travel-card {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: var(--space-8);
  padding: var(--space-8);
  background: var(--color-surface);
  border: 1px solid var(--color-divider);
  border-radius: var(--radius-lg);
  transition: box-shadow 0.3s ease;
}

.travel-card:hover {
  box-shadow: var(--shadow-md);
}

.travel-card:nth-child(even) {
  grid-template-columns: 2fr 1fr;
}

.travel-card:nth-child(even) .travel-card__aside {
  order: 2;
}

.travel-card:nth-child(even) .travel-card__body {
  order: 1;
}

.travel-card__aside {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  justify-content: center;
}

.travel-card__location {
  font-family: var(--font-display);
  font-style: italic;
  font-size: var(--text-xl);
  color: var(--color-text);
  line-height: 1.2;
}

.travel-card__date {
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--color-primary);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.travel-card__type {
  display: inline-block;
  font-size: var(--text-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  color: var(--color-accent);
  padding: 3px 10px;
  border: 1px solid var(--color-accent);
  border-radius: var(--radius-sm);
  width: fit-content;
}

.travel-card__body {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  justify-content: center;
}

.travel-card__title {
  font-family: var(--font-body);
  font-size: var(--text-base);
  font-weight: 700;
  color: var(--color-text);
}

.travel-card__desc {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.7;
}

.travel-card__tags {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
  line-height: 1.8;
  padding: var(--space-3) var(--space-4);
  background: var(--color-bg);
  border-radius: var(--radius-md);
  border-left: 2px solid var(--color-accent);
}

@media (max-width: 700px) {
  .travel-card,
  .travel-card:nth-child(even) {
    grid-template-columns: 1fr;
  }
  .travel-card:nth-child(even) .travel-card__aside,
  .travel-card:nth-child(even) .travel-card__body {
    order: unset;
  }
}

/* Events list (voyages) */
.events-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(280px, 100%), 1fr));
  gap: var(--space-4);
}

.event-item {
  padding: var(--space-5);
  background: var(--color-surface);
  border: 1px solid var(--color-divider);
  border-radius: var(--radius-lg);
  border-left: 3px solid var(--color-primary);
}

.event-item__date {
  font-size: var(--text-xs);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-primary);
  margin-bottom: var(--space-2);
}

.event-item__title {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: var(--space-2);
  line-height: 1.4;
}

.event-item__desc {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  line-height: 1.6;
}

/* ---- Page Footer CTA ---- */
.page-footer-cta {
  padding: clamp(var(--space-10), 6vw, var(--space-16)) var(--space-6);
  background: var(--color-surface-alt);
  border-top: 1px solid var(--color-divider);
}

.page-footer-cta__inner {
  max-width: var(--content-default);
  margin-inline: auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: var(--space-6);
}

.page-footer-cta__label {
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-accent);
}

.page-footer-cta__links {
  display: flex;
  gap: var(--space-4);
  flex-wrap: wrap;
  justify-content: center;
}

/* Active nav link on sub-pages */
.header__nav a.active {
  color: var(--color-text);
}
.header__nav a.active::after {
  width: 100%;
}

/* Dark mode logo swap — system-preference fallback */
@media (prefers-color-scheme: dark) {
  :root:not([data-theme]) .logo-mark--light { display: block; }
  :root:not([data-theme]) .logo-mark--dark  { display: none; }
}