/* /var/www/alessio-site/public/assets/css/index.css
/* Page À propos : style léger, moderne, compatible thème clair/sombre */

/* ===== GeoTrainers DA tokens (page scope) ===== */
:root{
  --gt-brand: #0C7489;
  --gt-brand-contrast: #ffffff;

  --gt-btn: #A4193D;
  --gt-btn-contrast: #ffffff;

  --gt-bg: #D7D9CE;
  --gt-text: #040404;

  --gt-surface: rgba(17,157,164,.08);
  --gt-surface-2: rgba(12,116,137,.12);
  --gt-border-soft: rgba(19,80,91,.18);

  --bs-body-bg: var(--gt-bg);
  --bs-body-color: var(--gt-text);
  --bs-secondary-color: rgba(4,4,4,.65);
  --bs-border-color: var(--gt-border-soft);
}

[data-bs-theme="dark"]{
  --gt-brand: #FEE715;
  --gt-brand-contrast: #101820;
  --gt-btn: var(--gt-brand);
  --gt-btn-contrast: var(--gt-brand-contrast);

  --gt-bg: #101820;
  --gt-text: #e9eef5;

  --gt-surface: rgba(233,238,245,.07);
  --gt-surface-2: rgba(233,238,245,.11);
  --gt-border-soft: rgba(233,238,245,.14);

  --bs-body-bg: var(--gt-bg);
  --bs-body-color: var(--gt-text);
  --bs-secondary-color: rgba(233,238,245,.70);
  --bs-border-color: var(--gt-border-soft);
}

body{
  background: var(--gt-bg);
  color: var(--gt-text);
}

#gt-navbar-logo{
  filter: drop-shadow(0 0 6px rgba(255,255,255,.35)) drop-shadow(0 2px 6px rgba(0,0,0,.35));
}

.shiny-text{
  display: inline-block;
  background: linear-gradient(
    110deg,
    var(--gt-text) 0%,
    color-mix(in srgb, var(--gt-text) 45%, var(--gt-brand)) 35%,
    var(--gt-text) 70%
  );
  background-size: 200% 100%;
  color: transparent;
  -webkit-background-clip: text;
  background-clip: text;
  animation: gtShine 8s linear infinite;
}

@keyframes gtShine{
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

@media (prefers-reduced-motion: reduce){
  .shiny-text{ animation: none; }
}

@media (max-width: 768px){
  .shiny-text{ animation: none; }
}

/* ===== Logo loop (community links) ===== */
.gt-logo-loop-section {
  position: relative;
}

.gt-logo-loop {
  position: relative;
  overflow: hidden;
  border-radius: 16px;
  padding: 12px 0;
  background: var(--gt-surface);
  border: 1px solid var(--gt-border-soft);
}

.gt-logo-loop::before,
.gt-logo-loop::after {
  content: '';
  position: absolute;
  top: 0;
  bottom: 0;
  width: clamp(24px, 7%, 120px);
  pointer-events: none;
  z-index: 2;
}

.gt-logo-loop::before {
  left: 0;
  background: linear-gradient(to right, var(--gt-bg) 0%, rgba(0, 0, 0, 0) 100%);
}

.gt-logo-loop::after {
  right: 0;
  background: linear-gradient(to left, var(--gt-bg) 0%, rgba(0, 0, 0, 0) 100%);
}

.gt-logo-track {
  display: flex;
  width: max-content;
  will-change: transform;
  animation: gtLogoLoop 18s linear infinite;
}

.gt-logo-loop:hover .gt-logo-track {
  animation-play-state: paused;
}

.gt-logo-list {
  display: flex;
  align-items: center;
  gap: 32px;
  padding: 0 18px;
  margin: 0;
  list-style: none;
}

.gt-logo-item {
  flex: 0 0 auto;
}

.gt-logo-link {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--gt-text);
  text-decoration: none;
  padding: 8px 14px;
  border-radius: 999px;
  background: var(--gt-surface-2);
  border: 1px solid var(--gt-border-soft);
  transition: transform 0.2s ease, background 0.2s ease, color 0.2s ease;
}

.gt-logo-link:hover {
  transform: translateY(-2px);
  background: color-mix(in srgb, var(--gt-brand) 12%, var(--gt-surface-2));
}

.gt-logo-icon {
  width: 28px;
  height: 28px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.gt-logo-icon svg {
  width: 20px;
  height: 20px;
  display: block;
  fill: currentColor;
}

.gt-logo-text {
  font-weight: 600;
  letter-spacing: 0.02em;
}

@keyframes gtLogoLoop {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

@media (max-width: 576px) {
  .gt-logo-list {
    gap: 20px;
    padding: 0 12px;
  }

  .gt-logo-link {
    padding: 6px 10px;
    gap: 8px;
  }

  .gt-logo-text {
    font-size: 0.9rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .gt-logo-track {
    animation: none;
    transform: translateX(0);
  }
}

@media (max-width: 768px) {
  .gt-logo-track {
    animation: none;
    transform: translateX(0);
  }
}

/* Updates link (hero badges) */
.gt-updates-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 30px;
  height: 30px;
  border-radius: 999px;
  border: 1px solid var(--gt-border-soft);
  color: var(--gt-text);
  background: var(--gt-surface-2);
  transition: transform 0.2s ease, background 0.2s ease, color 0.2s ease;
}

.gt-updates-link svg {
  width: 18px;
  height: 18px;
  display: block;
}

.gt-updates-link:hover {
  transform: translateY(-1px);
  background: color-mix(in srgb, var(--gt-brand) 12%, var(--gt-surface-2));
}

.gt-updates-link:focus-visible {
  outline: 2px solid var(--gt-brand);
  outline-offset: 2px;
}

/* Scroll progress bar */
#gt-scroll-progress{
  position: fixed;
  top: 0;
  left: 0;
  height: 3px;
  width: 100%;
  transform-origin: 0 50%;
  transform: scaleX(var(--gt-scroll-pct, 0));
  background: linear-gradient(90deg, var(--gt-brand), color-mix(in srgb, var(--gt-brand) 50%, #ffffff));
  z-index: 1100;
  opacity: 0.9;
}

/* Scroll reveal */
.gt-reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity .45s ease, transform .45s ease;
}

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

@media (prefers-reduced-motion: reduce) {
  .gt-reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }
}

/* Light theme text readability */
:root .text-body-secondary,
:root .text-muted {
  color: rgba(255,255,255,.82) !important;
}

/* 3D tilt effect (homepage cards) */
.gt-tilt {
  position: relative;
  overflow: hidden;
  transform-style: preserve-3d;
  will-change: transform;
  transform: perspective(900px)
    rotateX(var(--gt-tilt-rx, 0deg))
    rotateY(var(--gt-tilt-ry, 0deg))
    scale(var(--gt-tilt-scale, 1));
  transition: transform .18s ease;
}

.gt-tilt::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  pointer-events: none;
  opacity: var(--gt-tilt-glare, 0);
  background:
    radial-gradient(
      circle at var(--gt-tilt-glare-x, 50%) var(--gt-tilt-glare-y, 50%),
      rgba(255,255,255,.18),
      rgba(255,255,255,0) 55%
    );
  transition: opacity .18s ease;
}

.gt-tilt.is-tilting {
  transition: none;
}

.gt-tilt .card-body {
  transform: translateZ(14px);
}

@media (prefers-reduced-motion: reduce) {
  .gt-tilt,
  .gt-tilt .card-body {
    transform: none !important;
    transition: none !important;
  }
}

/* Electric border (game mode cards) */
.electric-border {
  --electric-border-color: color-mix(in srgb, var(--gt-brand) 70%, #ffffff);
  --electric-light-color: oklch(from var(--electric-border-color) l c h);
  position: relative;
  border-radius: inherit;
  overflow: visible;
  isolation: isolate;
}

/* Ribbon cards */
.gt-ribbon-card{
  position: relative;
  overflow: hidden;
}

#modes .card-body > .d-flex,
#learn-cities .card-body > .d-flex{
  padding-left: 36px;
}

#modes .icon-bubble,
#learn-cities .icon-bubble{
  margin-left: 8px;
}

.gt-card-ribbon{
  position: absolute;
  top: 12px;
  left: -54px;
  z-index: 3;
  transform: rotate(-45deg) scale(0.98);
  transform-origin: center;
  opacity: 0;
  transition: opacity 260ms ease, transform 260ms ease;
}

.gt-card-ribbon.is-ready{
  opacity: 1;
  transform: rotate(-45deg) scale(1);
}

.gt-card-ribbon-text{
  display: inline-block;
  padding: 6px 70px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-size: 0.72rem;
  color: #101820;
  background: linear-gradient(120deg, #ffe76a 0%, #ffb703 45%, #ff7a00 100%);
  box-shadow: 0 8px 18px rgba(0,0,0,.25);
  border: 1px solid rgba(0,0,0,.12);
}

.eb-canvas-container {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  pointer-events: none;
  z-index: 2;
}

.eb-canvas {
  display: block;
}

.eb-content {
  position: relative;
  border-radius: inherit;
  z-index: 1;
}

.eb-layers {
  position: absolute;
  inset: 0;
  border-radius: inherit;
  pointer-events: none;
  z-index: 0;
}

.eb-glow-1,
.eb-glow-2,
.eb-background-glow {
  position: absolute;
  inset: 0;
  border-radius: inherit;
  pointer-events: none;
  box-sizing: border-box;
}

.eb-glow-1 {
  border: 3px solid oklch(from var(--electric-border-color) l c h / 0.6);
  filter: blur(2px);
}

.eb-glow-2 {
  border: 3px solid var(--electric-light-color);
  filter: blur(6px);
}

.eb-background-glow {
  z-index: -1;
  transform: scale(1.22);
  filter: blur(42px);
  opacity: 0.35;
  background: linear-gradient(-30deg, var(--electric-light-color), transparent, var(--electric-border-color));
}

.hero {
  background: linear-gradient(
    180deg,
    color-mix(in srgb, var(--gt-brand) 16%, transparent),
    transparent
  );
}

.pill {
  display: inline-flex;
  align-items: center;
  gap: .35rem;
  padding: .35rem .6rem;
  border: 1px solid var(--gt-border-soft);
  border-radius: 999px;
  background: var(--gt-surface);
}

.icon-bubble {
  width: 44px;
  height: 44px;
  border-radius: 14px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--gt-border-soft);
  background: var(--gt-surface-2);
  flex: 0 0 auto;
  font-size: 1.2rem;
}

.cta {
  background: linear-gradient(
    180deg,
    color-mix(in srgb, var(--gt-brand) 12%, transparent),
    transparent
  );
}

.card {
  border-radius: 16px;
}

.accordion, .accordion-item {
  border-radius: 16px;
  overflow: hidden;
}

footer {
  background: color-mix(in srgb, var(--gt-brand) 4%, var(--gt-surface));
}

/* Typo + lisibilité */
.hero .lead {
  max-width: 62ch;
}

main {
  scroll-margin-top: 80px;
}

h1, h2, h3 {
  letter-spacing: -0.01em;
}

/* Micro-animations légères (respect reduced motion) */
@media (prefers-reduced-motion: no-preference) {
  /* NOTE: don't animate `transform` on .card, it would override tilt transforms */
  .card { animation: gtFadeIn .45s ease both; }
  .pill, .accordion { animation: gtFadeUp .45s ease both; }
  .card { animation-delay: .03s; }
  .pill { animation-delay: .05s; }
  .accordion { animation-delay: .07s; }

  @keyframes gtFadeIn {
    from { opacity: 0; }
    to   { opacity: 1; }
  }

  @keyframes gtFadeUp {
    from { opacity: 0; transform: translateY(6px); }
    to   { opacity: 1; transform: translateY(0); }
  }

  .btn {
    transition: transform .12s ease, box-shadow .12s ease, filter .12s ease;
  }
  .btn:hover {
    transform: translateY(-1px);
  }
}

/* ===== Brand buttons (About page) ===== */
.btn-primary{
  background-color: var(--gt-btn) !important;
  border-color: var(--gt-btn) !important;
  color: var(--gt-btn-contrast) !important;
}
.btn-primary:hover{ filter: brightness(.95); }
.btn-primary:active{ filter: brightness(.92); }

.btn-outline-primary{
  border-color: var(--gt-btn) !important;
  color: var(--gt-btn) !important;
}
.btn-outline-primary:hover{
  background-color: var(--gt-btn) !important;
  border-color: var(--gt-btn) !important;
  color: var(--gt-btn-contrast) !important;
}

/* ===== Cards Bootstrap (About) ===== */
.card{
  background: var(--gt-surface) !important;
  color: var(--gt-text) !important;
  border-color: var(--gt-border-soft) !important;
}

.card-header,
.card-footer{
  background: color-mix(in srgb, var(--gt-surface) 88%, transparent) !important;
  color: var(--gt-text) !important;
  border-color: var(--gt-border-soft) !important;
}