/* Design tokens — Timeless Horizon */
:root {
  --color-deep-navy: #002b5b;
  --color-ochre-gold: #c5a059;
  --color-warm-parchment: #f8f5f0;
  --color-surface: #fcf9f8;
  --color-background: #fcf9f8;
  --color-on-surface: #1c1b1b;
  --color-on-surface-variant: #43474f;
  --spacing-margin-mobile: 1rem;
  --spacing-margin-desktop: 80px;
  --spacing-gutter: 24px;
  --max-width-container: 1280px;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', sans-serif;
  background-color: var(--color-background);
  color: var(--color-on-surface);
}

/* Typography (fallback si Tailwind tarda o falla) */
.font-display-lg,
.font-headline-lg,
.font-headline-md,
.font-headline-sm {
  font-family: 'Libre Caslon Text', serif;
}

.font-body-lg,
.font-body-md,
.font-label-md {
  font-family: 'Inter', sans-serif;
}

.material-symbols-outlined {
  font-family: 'Material Symbols Outlined';
  font-weight: normal;
  font-style: normal;
  font-size: 24px;
  line-height: 1;
  letter-spacing: normal;
  text-transform: none;
  display: inline-block;
  white-space: nowrap;
  word-wrap: normal;
  direction: ltr;
  -webkit-font-smoothing: antialiased;
  font-variation-settings: 'FILL' 0, 'wght' 400, 'GRAD' 0, 'opsz' 24;
}

/* Hero scrim — fallback si Tailwind no genera bg-deep-navy/40 */
.hero-scrim {
  background-color: rgba(0, 43, 91, 0.4);
}

/* Overlay negro 30 % sobre imagen del hero */
.hero-overlay {
  background-color: rgba(0, 0, 0, 0.7);
}

/* Brand colors — fallback utilities */
.bg-background { background-color: var(--color-background); }
.bg-surface { background-color: var(--color-surface); }
.bg-warm-parchment { background-color: var(--color-warm-parchment); }
.bg-deep-navy { background-color: var(--color-deep-navy); }
.bg-ochre-gold { background-color: var(--color-ochre-gold); }

.text-deep-navy { color: var(--color-deep-navy); }
.text-ochre-gold { color: var(--color-ochre-gold); }
.text-on-surface { color: var(--color-on-surface); }
.text-on-surface-variant { color: var(--color-on-surface-variant); }
.text-on-background { color: var(--color-on-surface); }

.border-ochre-gold { border-color: var(--color-ochre-gold); }

/* Opacidades usadas en hero y CTAs */
.bg-deep-navy\/40 {
  background-color: rgba(0, 43, 91, 0.4);
}

.text-white\/90 {
  color: rgba(255, 255, 255, 0.9);
}

.bg-white\/10 {
  background-color: rgba(255, 255, 255, 0.1);
}

.border-white\/30 {
  border-color: rgba(255, 255, 255, 0.3);
}

.hover\:bg-white\/20:hover {
  background-color: rgba(255, 255, 255, 0.2);
}

.bg-surface\/90 {
  background-color: rgba(252, 249, 248, 0.9);
}

/* Layout fallbacks */
.max-w-max-width {
  max-width: var(--max-width-container);
}

.px-margin-desktop {
  padding-left: var(--spacing-margin-mobile);
  padding-right: var(--spacing-margin-mobile);
}

.gap-gutter {
  gap: var(--spacing-gutter);
}

@media (min-width: 768px) {
  .px-margin-desktop {
    padding-left: var(--spacing-margin-desktop);
    padding-right: var(--spacing-margin-desktop);
  }
}

.tinted-shadow {
  box-shadow: 0 4px 20px rgba(0, 43, 91, 0.05);
}

.tinted-shadow-hover:hover {
  box-shadow: 0 12px 30px rgba(0, 43, 91, 0.08);
}

.nav-link--active {
  color: var(--color-ochre-gold);
  border-bottom: 2px solid var(--color-ochre-gold);
  padding-bottom: 0.25rem;
}

.bg-mesh {
  background-color: var(--color-surface);
  background-image:
    radial-gradient(at 0% 0%, rgba(197, 160, 89, 0.05) 0px, transparent 50%),
    radial-gradient(at 100% 100%, rgba(0, 43, 91, 0.05) 0px, transparent 50%);
}

.shadow-premium {
  box-shadow: 0 4px 20px rgba(0, 43, 91, 0.05);
}

.shadow-hover {
  box-shadow: 0 12px 30px rgba(0, 43, 91, 0.08);
}

/* Mobile layout — corrige px-margin-desktop de Tailwind (80px) y padding acumulado */
@media (max-width: 767px) {
  .px-margin-desktop,
  .px-margin-mobile {
    padding-left: var(--spacing-margin-mobile) !important;
    padding-right: var(--spacing-margin-mobile) !important;
  }

  .site-header nav,
  .site-header #nav-mobile-menu {
    padding-left: var(--spacing-margin-mobile) !important;
    padding-right: var(--spacing-margin-mobile) !important;
  }

  main section.py-32 {
    padding-top: 4rem;
    padding-bottom: 4rem;
  }

  main section.py-24 {
    padding-top: 3.5rem;
    padding-bottom: 3.5rem;
  }

  main section.pt-32 {
    padding-top: 6rem;
  }

  main section .gap-20 {
    gap: 2.5rem !important;
  }

  main section .gap-16 {
    gap: 2rem !important;
  }

  main section .p-12 {
    padding: 1.5rem !important;
  }

  main section .p-10 {
    padding: 1.25rem !important;
  }

  main section .p-8 {
    padding: 1.25rem !important;
  }

  #contacto .p-8,
  #contacto .md\:p-10 {
    padding: 1.25rem !important;
  }

  footer .grid {
    padding-left: var(--spacing-margin-mobile) !important;
    padding-right: var(--spacing-margin-mobile) !important;
  }

  a.fixed.bottom-8.right-8 {
    right: 1rem;
    bottom: 1rem;
    padding-left: 0.875rem;
    padding-right: 0.875rem;
  }
}

.site-header nav > a > img {
  height: 72px;
  width: auto;
}

/* ─── Motion system ─── */
:root {
  --motion-duration: 0.75s;
  --motion-duration-fast: 0.45s;
  --motion-ease: cubic-bezier(0.22, 1, 0.36, 1);
  --motion-distance: 28px;
}

/* Header — scroll state */
.site-header {
  transition:
    box-shadow 0.4s var(--motion-ease),
    background-color 0.4s var(--motion-ease);
}

.site-header--scrolled {
  box-shadow: 0 6px 28px rgba(0, 43, 91, 0.09);
}

.site-header nav {
  transition: padding 0.4s var(--motion-ease);
}

.site-header--scrolled nav {
  padding-top: 0.625rem;
  padding-bottom: 0.625rem;
}

/* Hero */
@keyframes motion-ken-burns {
  from {
    transform: scale(1.04);
  }
  to {
    transform: scale(1.1);
  }
}

@keyframes motion-hero-overlay-in {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

@keyframes motion-hero-item-in {
  from {
    opacity: 0;
    transform: translateY(var(--motion-distance));
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.motion-hero-kenburns {
  animation: motion-ken-burns 22s var(--motion-ease) infinite alternate;
  will-change: transform;
}

.motion-hero-overlay {
  animation: motion-hero-overlay-in 1.2s var(--motion-ease) both;
}

.motion-hero-item {
  opacity: 0;
  transform: translateY(var(--motion-distance));
}

.motion-hero-active .motion-hero-item {
  animation: motion-hero-item-in var(--motion-duration) var(--motion-ease) both;
  animation-delay: var(--motion-delay, 0ms);
}

/* Scroll reveals */
@keyframes motion-fade-up {
  from {
    opacity: 0;
    transform: translateY(var(--motion-distance));
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes motion-fade-left {
  from {
    opacity: 0;
    transform: translateX(calc(var(--motion-distance) * -1));
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes motion-fade-right {
  from {
    opacity: 0;
    transform: translateX(var(--motion-distance));
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

.motion-reveal {
  opacity: 0;
  will-change: opacity, transform;
}

.motion-reveal--up {
  transform: translateY(var(--motion-distance));
}

.motion-reveal--left {
  transform: translateX(calc(var(--motion-distance) * -1));
}

.motion-reveal--right {
  transform: translateX(var(--motion-distance));
}

.motion-reveal.motion-visible {
  animation-duration: var(--motion-duration);
  animation-timing-function: var(--motion-ease);
  animation-fill-mode: both;
  animation-delay: var(--motion-delay, 0ms);
}

.motion-reveal--up.motion-visible {
  animation-name: motion-fade-up;
}

.motion-reveal--left.motion-visible {
  animation-name: motion-fade-left;
}

.motion-reveal--right.motion-visible {
  animation-name: motion-fade-right;
}

/* Heading accent line */
.motion-heading {
  position: relative;
}

.motion-heading::after {
  content: '';
  display: block;
  width: 0;
  height: 2px;
  margin-top: 0.75rem;
  background: linear-gradient(90deg, var(--color-ochre-gold), transparent);
  transition: width 0.9s var(--motion-ease);
}

.motion-heading.text-center::after,
.text-center .motion-heading::after {
  margin-left: auto;
  margin-right: auto;
}

.motion-heading.motion-visible::after {
  width: 3.5rem;
}

.motion-heading.text-center.motion-visible::after,
.text-center .motion-heading.motion-visible::after {
  width: 4rem;
}

/* Cards */
.motion-card {
  transition:
    transform var(--motion-duration-fast) var(--motion-ease),
    box-shadow var(--motion-duration-fast) var(--motion-ease);
}

.motion-card:hover {
  transform: translateY(-5px);
}

.motion-card-icon {
  display: inline-block;
  transition: transform var(--motion-duration-fast) var(--motion-ease);
}

.motion-card:hover .motion-card-icon {
  transform: scale(1.08) translateY(-2px);
}

/* Buttons & links */
a.inline-flex,
.site-header a.bg-ochre-gold,
button[type="submit"] {
  transition:
    transform var(--motion-duration-fast) var(--motion-ease),
    box-shadow var(--motion-duration-fast) var(--motion-ease),
    background-color 0.3s ease,
    color 0.3s ease,
    border-color 0.3s ease;
}

a.inline-flex:hover .material-symbols-outlined:last-child,
a.inline-flex:hover .material-symbols-outlined.motion-arrow {
  transform: translateX(3px);
}

a.inline-flex .material-symbols-outlined:last-child,
a.inline-flex .material-symbols-outlined.motion-arrow {
  transition: transform var(--motion-duration-fast) var(--motion-ease);
}

/* Tags / chips */
span.rounded-full,
.rounded-full.text-sm {
  transition:
    transform 0.3s var(--motion-ease),
    background-color 0.3s ease;
}

span.rounded-full:hover,
a.group:hover span.rounded-full {
  transform: translateY(-1px);
}

/* Contact icons */
#contacto a.group .rounded-full,
.contacto-page a.group .rounded-full {
  transition:
    transform var(--motion-duration-fast) var(--motion-ease),
    background-color 0.35s ease,
    border-color 0.35s ease;
}

#contacto a.group:hover .rounded-full {
  transform: scale(1.06);
}

/* Form focus glow */
#contacto input,
#contacto textarea,
main input,
main textarea {
  transition:
    border-color 0.35s ease,
    box-shadow 0.35s ease;
}

#contacto input:focus,
#contacto textarea:focus,
main input:focus,
main textarea:focus {
  box-shadow: 0 4px 0 -2px rgba(197, 160, 89, 0.45);
}

/* Contact section ambient glow */
@keyframes motion-contact-glow {
  0%,
  100% {
    opacity: 0.08;
    transform: scale(1);
  }
  50% {
    opacity: 0.14;
    transform: scale(1.04);
  }
}

#contacto .pointer-events-none > div {
  animation: motion-contact-glow 8s ease-in-out infinite;
}

/* Floating WhatsApp */
@keyframes motion-float-bob {
  0%,
  100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-5px);
  }
}

.motion-float {
  animation: motion-float-bob 4s ease-in-out infinite;
}

.motion-float:hover {
  animation: none;
}

/* Blockquote accent */
blockquote.border-l-4,
blockquote.border-l-ochre-gold {
  transition: border-left-width 0.35s var(--motion-ease), padding-left 0.35s var(--motion-ease);
}

blockquote.border-l-4:hover,
blockquote.border-l-ochre-gold:hover {
  border-left-width: 6px;
}

/* Speaker image hover */
img.rounded-2xl.shadow-2xl,
img.rounded-xl.shadow-xl {
  transition:
    transform 0.6s var(--motion-ease),
    box-shadow 0.6s var(--motion-ease);
}

.group:hover img.rounded-2xl.shadow-2xl,
.relative:hover > img.rounded-xl {
  transform: scale(1.02);
}

/* Nav dropdown — desktop (CSS only: hover + focus-within) */
.nav-dropdown-trigger {
  cursor: pointer;
  outline: none;
}

.nav-dropdown-chevron {
  transition: transform 0.35s var(--motion-ease);
}

.nav-dropdown:hover .nav-dropdown-chevron,
.nav-dropdown:focus-within .nav-dropdown-chevron {
  transform: rotate(180deg);
}

.nav-dropdown-panel {
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 15rem;
  padding: 0.5rem 0;
  background-color: var(--color-surface);
  border: 1px solid rgba(0, 43, 91, 0.08);
  border-radius: 0.75rem;
  box-shadow: 0 12px 30px rgba(0, 43, 91, 0.12);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transform: translateY(-0.25rem);
  transition:
    opacity 0.25s var(--motion-ease),
    visibility 0.25s var(--motion-ease),
    transform 0.25s var(--motion-ease);
  z-index: 60;
}

/* Puente invisible trigger → panel (evita zona muerta al bajar el cursor) */
.nav-dropdown:hover .nav-dropdown-panel::before,
.nav-dropdown:focus-within .nav-dropdown-panel::before {
  content: '';
  position: absolute;
  left: 0;
  right: 0;
  bottom: 100%;
  height: 0.625rem;
}

.nav-dropdown:hover .nav-dropdown-panel,
.nav-dropdown:focus-within .nav-dropdown-panel {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translateY(0);
}

.nav-dropdown-panel a {
  display: block;
  padding: 0.625rem 1.25rem;
  font-family: 'Inter', sans-serif;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-deep-navy);
  transition: color 0.2s ease, background-color 0.2s ease;
}

.nav-dropdown-panel a:hover,
.nav-dropdown-panel a:focus {
  color: var(--color-ochre-gold);
  background-color: rgba(197, 160, 89, 0.08);
  outline: none;
}

.nav-dropdown-panel a.nav-link--active {
  color: var(--color-ochre-gold);
  font-weight: 600;
}

.nav-dropdown--active .nav-dropdown-trigger {
  color: var(--color-ochre-gold);
  border-bottom: 2px solid var(--color-ochre-gold);
  padding-bottom: 0.25rem;
}

/* Nav accordion — mobile (details/summary, no JS) */
.nav-accordion {
  border-bottom: 1px solid rgba(0, 43, 91, 0.08);
}

.nav-accordion summary {
  list-style: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.75rem 0;
  font-family: 'Inter', sans-serif;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-deep-navy);
}

.nav-accordion summary::-webkit-details-marker {
  display: none;
}

.nav-accordion summary::after {
  content: 'expand_more';
  font-family: 'Material Symbols Outlined';
  font-size: 1.25rem;
  color: var(--color-deep-navy);
  transition: transform 0.35s var(--motion-ease);
}

.nav-accordion[open] summary {
  color: var(--color-ochre-gold);
}

.nav-accordion[open] summary::after {
  transform: rotate(180deg);
  color: var(--color-ochre-gold);
}

.nav-accordion ul {
  list-style: none;
  margin: 0;
  padding: 0 0 0.5rem 1rem;
}

.nav-accordion ul a {
  display: block;
  padding: 0.5rem 0;
  font-family: 'Inter', sans-serif;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-deep-navy);
}

.nav-accordion ul a:hover,
.nav-accordion ul a.nav-link--active {
  color: var(--color-ochre-gold);
}

/* Nav links underline */
.site-header nav a:not(.bg-ochre-gold):not(.nav-dropdown-panel a) {
  position: relative;
}

.site-header nav .nav-dropdown-trigger::after {
  display: none;
}

.site-header nav a:not(.bg-ochre-gold):not(.nav-dropdown-panel a)::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: -4px;
  width: 100%;
  height: 1px;
  background: var(--color-ochre-gold);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.35s var(--motion-ease);
}

.site-header nav a:not(.bg-ochre-gold):not(.nav-dropdown-panel a):hover::after,
.site-header nav a.nav-link--active:not(.nav-dropdown-panel a)::after {
  transform: scaleX(1);
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  .motion-reveal,
  .motion-hero-item {
    opacity: 1 !important;
    transform: none !important;
    animation: none !important;
  }

  .motion-hero-kenburns,
  .motion-float {
    animation: none !important;
  }

  .motion-card:hover {
    transform: none;
  }

  .motion-heading::after {
    width: 3.5rem;
  }
}