/* ==========================================================
   VARIABLES — GLOBAL THEME SYSTEM
   ========================================================== */

:root {
  /* Core colors */
  --bg: #050608;
  --bg-alt: #0b0d12;
  --text: #f7f7f7;
  --muted: #a0a0a0;
  --accent: #00ff7b;
  --accent-soft: rgba(0, 255, 123, 0.12);

  /* Transparency tokens */
  --white-05: rgba(255,255,255,0.05);
  --white-08: rgba(255,255,255,0.08);
  --white-10: rgba(255,255,255,0.10);
  --white-15: rgba(255,255,255,0.15);
  --white-20: rgba(255,255,255,0.20);

  --black-06: rgba(0,0,0,0.06);
  --black-08: rgba(0,0,0,0.08);
  --black-10: rgba(0,0,0,0.10);
  --black-15: rgba(0,0,0,0.15);

  /* Border */
  --border: #20232c;

  /* Radius */
  --radius-lg: 18px;
  --radius-md: 12px;

  /* Shadows */
  --shadow-soft: 0 0 40px rgba(0,255,123,0.18);
  --shadow-accent: 0 0 40px rgba(0,255,123,0.25);

  /* Cards */
  --card: rgba(255,255,255,0.03);

  /* Spacing scale */
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 1.5rem;
  --space-lg: 3rem;
  --space-xl: 6rem;

  /* Header glass effect (dark) */
  --header-bg: color-mix(in srgb, var(--bg) 90%, transparent);
}

/* ==========================================================
   LIGHT THEME OVERRIDES
   ========================================================== */

.light-theme {
  --bg: #f7f9fb;
  --bg-alt: #ffffff;
  --text: #111213;
  --muted: #5c5f66;
  --accent: #00cc6a;
  --accent-soft: rgba(0, 204, 105, 0.37);

  --white-05: rgba(0,0,0,0.05);
  --white-08: rgba(0,0,0,0.08);
  --white-10: rgba(0,0,0,0.10);
  --white-15: rgba(0,0,0,0.15);

  --border: rgba(0,0,0,0.12);
  --card: rgba(0,0,0,0.04);

  /* Header glass effect (light) */
  --header-bg: color-mix(in srgb, var(--bg-alt) 85%, white 15%);
}

.light-theme .site-footer {
  background: linear-gradient(to bottom, #ffffff, #f2f4f7);
  border-top: 1px solid var(--black-08);
  color: #444;
}
.light-theme .site-footer a {
  color: #444;
}
.light-theme .site-footer a:hover {
  color: var(--accent);
}

/* ==========================================================
   BASE STYLES
   ========================================================== */

*, *::before, *::after {
  box-sizing: border-box;
}

html, body {
  margin: 0;
  padding: 0;
  width: 100%;
  overflow-x: hidden;
  scroll-behavior: smooth;
}

body {
  font-family: "Inter", system-ui, sans-serif;
  background: radial-gradient(circle at top, var(--accent-soft), var(--bg) 40%);
  color: var(--text);
  -webkit-font-smoothing: antialiased;
}

body.light-theme {
  background: linear-gradient(to bottom, #ffffff, #f4f5f7);
}

a {
  color: var(--text);
  text-decoration: none;
  transition: 0.25s ease;
}
a:hover {
  color: var(--accent);
}

.container {
  width: min(1120px, 100% - 2.5rem);
  margin-inline: auto;
}

/* Contenu au-dessus des particules dans les sections foncées */
.section-alt > .container {
  position: relative;
  z-index: 1;
}

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

.section {
  padding: var(--space-xl) 0;
  position: relative;
  background: var(--bg-alt);
  overflow-x: hidden;
}

.section-alt {
  background: var(--bg);
  /* Particules: canvas derrière, contenu au-dessus */
  position: relative;
  overflow: hidden;
}

/* Canvas derrière (pour toutes les sections .section-alt) */
.section-alt canvas {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
}

/* Contenu au-dessus (container direct) */
.section-alt > .container {
  position: relative;
  z-index: 1;
}

.section-header {
  text-align: center;
  margin-bottom: 3.5rem;
}

.section-header h2 {
  font-size: 2rem;
  margin-bottom: 0.5rem;
}

.section-header p {
  color: var(--muted);
  max-width: 520px;
  margin: 0.25rem auto 0;
}

/* Separator animation */
.section::before,
.section-alt::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: linear-gradient(
    90deg,
      rgba(0,255,123,0.5) 0%,
      rgba(0,255,123,0.2) 15%,
      rgba(0,255,123,0.1) 30%,
      rgba(0,255,123,0) 50%,
      rgba(0,255,123,0.1) 70%,
      rgba(0,255,123,0.2) 85%,
      rgba(0,255,123,0.5) 100%
  );
  opacity: 0;
  animation: separatorFade 0.8s ease forwards;
  will-change: transform, opacity;
}

@keyframes separatorFade {
  0% { opacity: 0; transform: scaleX(0.6); }
  100% { opacity: 1; transform: scaleX(1); }
}

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  isolation: isolate;
  backdrop-filter: blur(18px);
  background: var(--header-bg);
  border-bottom: 1px solid var(--white-05);
  padding: 0.4rem 0;
}

.header-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  color: var(--text);
}

.brand-logo {
  width: 48px;
}

.brand-name {
  font-size: 1.25rem;
  font-weight: 600;
}

/* ==========================================================
   THEME TOGGLE
   ========================================================== */

.theme-toggle {
  width: 48px;
  height: 24px;
  background: var(--white-10);
  border: 1px solid var(--white-15);
  border-radius: 999px;
  display: flex;
  align-items: center;
  padding: 2px;
  cursor: pointer;
  transition: 0.3s ease;
}

.theme-toggle .toggle-circle {
  width: 20px;
  height: 20px;
  background: var(--accent);
  border-radius: 50%;
  transform: translateX(0);
  transition: 0.3s ease;
}

.light-theme .toggle-circle {
  transform: translateX(24px);
}

/* ==========================================================
   NAVIGATION
   ========================================================== */

.nav {
  display: flex;
  gap: 1.5rem;
}

.nav-link {
  color: var(--muted);
  font-size: 1.1rem;
  transition: 0.25s ease;
}

.nav-link:hover {
  color: var(--accent);
  transform: translateY(-1px);
}

/* BURGER MENU */

.burger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  position: relative;
  z-index: 3001;
}

.burger span {
  width: 28px;
  height: 3px;
  background: var(--text);
  border-radius: 5px;
  transition: 0.3s ease;
}

.burger.open span:nth-child(1) { transform: translateY(8px) rotate(45deg); }
.burger.open span:nth-child(2) { opacity: 0; }
.burger.open span:nth-child(3) { transform: translateY(-8px) rotate(-45deg); }

/* MOBILE NAV */

.mobile-nav {
  position: fixed;
  top: 0;
  right: -100vw;
  width: 70%;
  height: 100vh;
  background: var(--bg);
  backdrop-filter: blur(12px);
  padding: 4.5rem 1.5rem 2rem;
  border-radius: var(--radius-md) 0 0 var(--radius-md);
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  transition: 0.35s ease;
  z-index: 2000;
}

.mobile-nav a {
  padding: 1rem;
  font-size: 1.1rem;
  color: var(--text);
  border: 1px solid var(--accent);
  border-radius: var(--radius-md);
  display: flex;
  justify-content: center;
  transition: 0.3s ease;
}

.mobile-nav a:hover {
  background: var(--accent);
  color: #000;
  box-shadow: 0 0 15px var(--accent-soft);
}

.mobile-nav.open { right: 0; }

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

.hero {
  background: var(--bg);
  text-align: center;
  padding: 4.5rem 0 6rem;
  /* Particules: canvas derrière, contenu au-dessus */
  position: relative;
  overflow: hidden;
}

.hero-inner {
  max-width: 720px;
  margin-inline: auto;
  position: relative;
  z-index: 1;
}

/* Canvas derrière le contenu du hero */
.hero canvas {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
}

.hero-logo-glow {
  width: 200px;
  height: 200px;
  margin: -10px auto 1rem;
  border-radius: 999px;
  background: radial-gradient(circle, var(--accent-soft), transparent 70%);
  display: grid;
  place-items: center;
  animation: pulseGlow 4s infinite ease-in-out;
}

@keyframes pulseGlow {
  0%, 100% { transform: scale(1); box-shadow: 0 0 24px rgba(0,255,123,0.45);}
  50% { transform: scale(1.05); box-shadow: 0 0 40px rgba(0,255,123,0.8);}
}

.hero-logo {
  width: 150px;
  margin-bottom: -1.25rem;
  filter: drop-shadow(0 0 14px rgba(0,255,123,0.7));
}

.hero-title {
  font-size: 2.5rem;
  margin: 0;
}

.hero-subtitle {
  margin-top: 1rem;
  color: var(--muted);
  font-size: 1.125rem;
}

.hero-actions {
  display: flex;
  gap: 1rem;
  justify-content: center;
  margin-top: 2.5rem;
}

.hero-actions .btn {
  padding: 0.95rem 1.6rem;
  font-size: 1.1rem;
  font-weight: 600;
  border-radius: var(--radius-md);
  transition: 0.3s ease;
}

.btn-primary {
  background: var(--accent);
  color: black;
}

.btn-outline {
  border: 1px solid var(--accent);
  color: var(--accent);
}

.hero-actions .btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 18px var(--accent-soft);
}

/* ==========================================================
   GRID
   ========================================================== */

.services-grid,
.portfolio-grid {
  display: grid;
  gap: 1.75rem;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

/* ==========================================================
   CARDS
   ========================================================== */

.card,
.project-card { will-change: transform; }

.card {
  padding: 1.75rem;
  border-radius: var(--radius-lg);
  background: var(--card);
  border: 1px solid var(--white-05);
  transition: 0.25s ease;
}

.card:hover {
  transform: translateY(-6px);
  box-shadow: 0 26px 55px rgba(0,0,0,0.7), var(--shadow-soft);
}

/* Project card */

.project-card {
  padding: 20px;
  background: var(--card);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  overflow: hidden;
  transition: 0.35s ease;
  position: relative;
}

.project-card:hover {
  transform: translateY(-10px) scale(1.05);
  box-shadow: 0 28px 60px rgba(0,0,0,0.55), var(--shadow-accent);
}

.project-thumb {
  height: 200px;
  background-size: cover;
  background-position: center;
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
  cursor: pointer;
}

.project-thumb.project1 {background-image:url('./img/game1_portefolio.png');}
.project-thumb.project2 {background-image:url('./img/projet1_la_montagne.png');}
.project-thumb.project3 {background-image:url('./img/game4_tictactoe.png');}
.project-thumb.project4 {background-image:url('./img/projet2_le_resto.png');}
.project-thumb.project5 {background-image:url('./img/game3_snake.png');}
.project-thumb.project6 {background-image:url('./img/projet3_café.png');}

.project-body {
  padding: 1.3rem 1.5rem 1.8rem;
}

.project-body h3 {
  margin: 0 0 0.4rem;
  font-size: 1.1rem;
}

.project-body p {
  color: var(--muted);
  margin: 0 0 0.8rem;
}

.project-card .tag {
  position: absolute;
  bottom: 16px;
  left: 20px;
  padding: 0.25rem 0.75rem;
  background: var(--accent-soft);
  border: 1px solid var(--white-15);
  border-radius: 999px;
  color: var(--text);
  font-size: 0.75rem;
  backdrop-filter: blur(4px);
}

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

.about-inner {
  max-width: 680px;
  margin: auto;
  text-align: center;
  display: flex;
  flex-direction: column;
  gap: 1.2rem;
  padding: 96px 0;
}

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

.contact-inner {
  max-width: 520px;
  margin: auto;
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 1.3rem;
}

.form-row { display: flex; flex-direction: column; gap: 0.45rem; }

label {
  font-size: 0.92rem;
  font-weight: 500;
  color: var(--text);
}

input,
textarea {
  padding: 0.9rem 1rem;
  font-size: 1rem;
  border-radius: var(--radius-md);
  background: var(--white-05);
  border: 1px solid var(--white-08);
  color: var(--text);
  transition: 0.2s ease;
}

input:focus,
textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 12px var(--accent-soft);
  transform: translateY(-2px);
}

.contact-form button {
  width: 100%;
  padding: 0.95rem;
  border-radius: 999px;
  background: var(--accent-soft);
  color: #000;
  font-weight: 600;
  font-size: 1.2rem;
  transition: 0.2s ease;
  color: var(--text);
  border: var(--accent) 1px solid;
}

.contact-form button:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 30px var(--accent-soft);
}

.light-theme .contact-form button {
  background: var(--accent-soft);
  color: var(--text);
  border: var(--accent) 1px solid;
}

.form-note { text-align: center; color: var(--muted); }

/* ==========================================================
   FAQ
   ========================================================== */

#faq .about-inner { max-width: 720px; }

#faq h3 {
  margin: 1.8rem 0 0.4rem;
  font-size: 1.25rem;
  padding-left: 0.8rem;
  border-left: 3px solid var(--accent);
}

#faq p { color: var(--muted); }

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

.site-footer {
  background: linear-gradient(to bottom, #030406, #050608);
  border-top: 1px solid var(--white-08);
  padding: 1.7rem 0;
  box-shadow: 0 -4px 12px rgba(0,0,0,0.25);
}

.footer-inner {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  color: var(--muted);
}

.footer-icons {
  display: flex;
  gap: 22px;
}

.icon-link svg {
  fill: var(--accent);
  transition: 0.25s ease;
}

.icon-link:hover svg {
  transform: scale(1.2);
  filter: drop-shadow(0 0 6px var(--accent));
}

/* Back to top */
.back-to-top {
  display: flex;
  justify-self: end;
  justify-content: flex-end;
  color: var(--muted);
}
.back-to-top:hover { color: var(--accent); }

/* ==========================================================
   ZOOM OVERLAY
   ========================================================== */

.zoom-overlay {
  position: fixed;
  inset: 0;
  height: 100vh;
  background: rgba(0,0,0,0.4);
  backdrop-filter: blur(12px);
  display: flex;
  justify-content: center;
  align-items: center;
  opacity: 0;
  pointer-events: none;
  transition: 0.3s ease;
  z-index: 9999;
}

.zoom-overlay.active {
  opacity: 1;
  pointer-events: auto;
}

.zoom-content {
  max-width: 600px;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.zoom-content img {
  width: 100%;
  max-height: 85vh;
  border-radius: 14px;
  object-fit: contain;
  transform: scale(0.92);
  transition: 0.4s ease;
  box-shadow: var(--shadow-accent);
}

.zoom-overlay.active img { transform: scale(1); }

.zoom-btn {
  display: flex;
  justify-content: center;
  align-items: center;
  margin: 0 auto;
  text-align: center;
  text-decoration: none;
  width: 50%;
}

.light-theme .zoom-btn {
  color: #030406;
  background-color: var(--muted);
}

#zoomLink {
  display: inline-block;
  padding: 0.8rem 1.6rem;
  border-radius: 999px;
  border: 1px solid var(--white-20);
  color: var(--accent);
  font-weight: 600;
  transition: 0.25s ease;
}
#zoomLink:hover {
  background: var(--accent);
  border-color: var(--accent);
  color: #000;
}

/* ==========================================================
   REVEAL ANIMATIONS
   ========================================================== */

.will-animate,
.reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: 0.5s ease;
}

.in-view,
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ==========================================================
   MEDIA QUERIES
   ========================================================== */

@media (max-width: 900px) {
  .nav { display: none; }
  .burger { display: flex; }

  .hero-actions { flex-direction: column; }

  .footer-inner {
    display: flex;
    flex-direction: column;
    text-align: center;
    gap: 0.4rem;
  }
}

@media (max-width: 768px) {
  .zoom-content { max-width: 500px; }
}

/* Modern viewport support */
@supports (height: 100svh) { .zoom-overlay { height: 100svh; } }
@supports (height: 100dvh) { .zoom-overlay { height: 100dvh; } }
@supports (height: 100lvh) { .zoom-overlay { height: 100lvh; } }

/* ==========================================================
   OFFERS 
   ========================================================== */

.offers-inner {
  display: flex;
  flex-direction: column;
  gap: 3rem;
}

/* Header */
#offers .section-header {
  text-align: center;
  max-width: 720px;
  margin: 0 auto;
}

#offers h2 {
  margin-bottom: 0.5rem;
}

#offers .section-subtitle {
  opacity: 0.75;
}

/* Grid */
.offers-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
}

/* Card — HOMOGÈNE AVEC .card (services) */
.offer-card {
  /* structure existante */
  padding: 2rem;
  display: flex;
  flex-direction: column;

  /* tokens & style identiques à .card */
  background: var(--card);
  border: 1px solid var(--white-05);
  border-radius: var(--radius-lg);
  transition: 0.25s ease;
  will-change: transform;
}

.light-theme .offer-card {
  background: var(--card);
  border: 1px solid var(--border);
}

/* Hover — IDENTIQUE À .card */
.offer-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 26px 55px rgba(0,0,0,0.7), var(--shadow-soft);
}

/* Highlight — garde l’intention “recommandée” */
/*
.offer-highlight {
  border-color: var(--accent);
  box-shadow: 0 0 0 1px var(--accent);
}

.offer-highlight:hover {
  transform: translateY(-6px);
  box-shadow: 0 26px 55px rgba(0,0,0,0.7), var(--shadow-accent);
}
*/
/* Header */
.offer-header {
  margin-bottom: 1.5rem;
}

.offer-header h3 {
  font-size: 1.4rem;
  margin-bottom: 0.75rem;
}

/* Price */
.offer-price {
  display: flex;
  align-items: baseline;
  gap: 0.4rem;
}

.offer-price .price {
  font-size: 2.2rem;
  font-weight: 700;
  color: var(--accent);
}

.offer-price .period {
  opacity: 0.6;
}

/* Features */
.offer-features {
  list-style: none;
  padding: 0;
  margin: 1.5rem 0 2rem;
  display: flex;
  flex-direction: column;
  gap: 0.7rem;
}

.offer-features li {
  position: relative;
  padding-left: 1.4rem;
  font-size: 0.95rem;
  opacity: 0.85;
}

.offer-features li::before {
  content: "•";
  position: absolute;
  left: 0;
  color: var(--accent);
  font-size: 1.4rem;
  line-height: 1;
}

/* Footer */
.offer-footer {
  margin-top: auto;
}

.offer-footer .btn {
  width: 100%;
  padding: 0.9rem 1.2rem;
  border-radius: var(--radius-md);
  font-size: 1.1rem;
  font-weight: 600;
  transition: 0.3s ease;
}

/* Note */
.offers-note {
  text-align: center;
  font-size: 0.85rem;
  opacity: 0.55;
}

/* btn primary */
.btn-primary:hover {
  background: var(--accent);
  color: var(--bg-alt);
}