/* ================= Design System (Aurora) ================= */
:root{
  --radius:16px;
  --radius-sm:10px;
  --radius-lg:24px;
  --shadow-1: 0 10px 30px rgba(14, 25, 76, .07);
  --shadow-2: 0 16px 50px rgba(14, 25, 76, .12);

  /* Light theme */
  --bg: #f7f8fb;
  --surface: #ffffff;
  --text: #0f172a;
  --muted: #5b647a;
  --line: #e7e9f1;

  --primary: #7c5cff;   /* indigo */
  --accent:  #2de2e6;   /* turquoise */
  --warm:    #ff7a59;   /* corail */
  --grad-1: linear-gradient(135deg, var(--primary), var(--accent) 60%, var(--warm) 110%);
  --chip-bg: #eef0ff;

  --glass: rgba(255,255,255,0.65);
  --backdrop: blur(12px);

  --header-h: 64px;
  --container-w: 1100px;
  --gutter: 4vw;
}
[data-theme="dark"]{
  --bg: #0b0f1a;
  --surface: #0f1524;
  --text: #e9edf7;
  --muted: #a7b1c8;
  --line: #212a3b;

  --chip-bg: rgba(124,92,255,.15);
  --glass: rgba(15,21,36,0.6);
  --backdrop: blur(16px);
  --shadow-1: 0 12px 30px rgba(0,0,0,.25);
  --shadow-2: 0 18px 60px rgba(0,0,0,.35);
}

*{box-sizing:border-box}
html:focus-within{scroll-behavior:smooth}
html, body {
  overflow-x: hidden; /* bloque tout scroll horizontal */
}

html,body{margin:0;padding:0}
body{
  font-family: Inter, system-ui, -apple-system, Segoe UI, Roboto, "Helvetica Neue", Arial, "Noto Sans", "Liberation Sans", sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height:1.6;
  overflow-x:hidden;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
.brand { font-family: "Space Grotesk", Inter, sans-serif; letter-spacing:.2px; font-size: larger; }
.container{width:min(var(--container-w), 92%); margin:0 auto; padding-inline: max(4%, var(--gutter)); }

/* Background blobs */
.aura{
  position: fixed; inset: -20vh -10vw auto -10vw; height: 70vh; z-index:-1; pointer-events:none;
  background: radial-gradient(30% 40% at 20% 30%, rgba(124,92,255,.25), transparent 60%),
  radial-gradient(35% 35% at 80% 20%, rgba(45,226,230,.22), transparent 65%),
  radial-gradient(30% 30% at 50% 80%, rgba(255,122,89,.18), transparent 65%);
  filter: blur(30px) saturate(120%);
  opacity:.8;
}

/* Header */
.skip{position:absolute; left:-9999px; top:auto; width:1px; height:1px; overflow:hidden;}
.skip:focus{left:10px; top:10px; width:auto; height:auto; background:#fff; color:#000; padding:.6rem 1rem; border-radius:8px; z-index:9999}
header{
  position:sticky; top:0; backdrop-filter: var(--backdrop);
  background: var(--glass);
  border-bottom:1px solid var(--line);
  z-index:60;
}
.nav{
  display:flex; align-items:center; justify-content:space-between; gap:12px;
  padding: max(10px, env(safe-area-inset-top)) 0;
  min-height: var(--header-h);
}
/* Nom adaptatif */
.desktop-name {
  display: inline;
}
.mobile-name {
  display: none;
}

@media (max-width: 1000px) {
  .desktop-name {
    display: none;
  }
  .mobile-name {
    display: inline;
  }
}

.logo-badge {
  width: 36px;
  height: 36px;
  border-radius: 12px;
  background-image: url("img/me.png");
  background-size: cover;
  background-position: center;
  box-shadow: var(--shadow-1);
}
/* === Nom dans le header === */
.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--text);
}

.logo:hover {
  color: var(--text);
}

.logo .name {
  font-family: "Space Grotesk", Inter, sans-serif;
  font-weight: 700;
  font-size: 1.2rem;
  letter-spacing: 0.2px;
  margin: 0;
}


/* Desktop nav */
.site-nav ul{display:flex; gap:18px; list-style:none; margin:0; padding:0;}
.site-nav a{
  color:var(--muted); text-decoration:none; font-weight:700; padding:8px 10px; border-radius:8px;
}
.site-nav a:hover{ color:var(--text); background: var(--chip-bg); }
.actions{display:flex; gap:10px; align-items:center;}
.btn{
  appearance:none; border:0; cursor:pointer; font-weight:700;
  padding:10px 14px; border-radius:12px;
  background: var(--surface); border:1px solid var(--line); color:var(--text);
  box-shadow: var(--shadow-1);
  text-decoration: none;
}
.btn-link {
  position: relative;
  overflow: hidden;
  color: var(--primary);
  border: 2px solid var(--primary);
  background: transparent;
  transition: color 0.3s ease, border-color 0.3s ease;
}

.btn-link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 0%;
  height: 3px;
  background: var(--primary);
  transition: width 0.3s ease;
}

.btn-link:hover::after {
  width: 100%;
}

.btn-link:hover {
  color: var(--primary);
  border-color: var(--primary);
}

.btn--grad{ background: var(--grad-1); color: #0b0f1a; border:0; text-decoration: none; }
.toggle{
  display:inline-flex; align-items:center; gap:8px; padding:8px 10px; border-radius:10px;
  background: var(--surface); border:1px solid var(--line);
  color: var(--text);
  font-family: "Space Grotesk", Inter, sans-serif;
  font-weight: bolder;
}

.toggle .label-action-desktop,
.toggle .label-action-mobile {
  display: inline-block;
  font-weight: 700;
  line-height: 1;
}

/* mobile: afficher version courte */
.toggle .label-action-mobile { display: none; }
@media (max-width: 500px) {
  .toggle .label-action-desktop { display: none; }
  .toggle .label-action-mobile { display: inline-block; }
}

/* Contenu dynamique selon le thème (indique l'action qui sera effectuée) */
/* Quand le thème courant = dark, on propose "Light Mode 🌞" (cliquer passera en clair) */
[data-theme="dark"] .toggle .label-action-desktop::after { content: "Light Mode 🌞"; }
[data-theme="light"] .toggle .label-action-desktop::after { content: "Dark Mode 🌙"; }

/* version mobile (icône uniquement) */
[data-theme="dark"] .toggle .label-action-mobile::after { content: "🌞"; }
[data-theme="light"] .toggle .label-action-mobile::after { content: "🌙"; }

/* ================= Animation Burger ================= */

/* Caché sur desktop */
@media (min-width: 901px) {
  .hamburger { display: none; }
}

/* Mobile */
@media (max-width: 900px) {
  .hamburger {
    position: relative;
    width: 36px;
    height: 28px;
    display: inline-block;
    border: none;
    background: var(--surface);
    border-radius: 10px;
    cursor: pointer;
    z-index: 100;
    padding: 0;
  }

  /* Lignes (3 barres) */
  .hamburger::before,
  .hamburger::after,
  .hamburger span {
    content: '';
    position: absolute;
    left: 6px;
    right: 6px;
    height: 3px;
    background: var(--text);
    border-radius: 2px;
    transition: all 0.3s ease;
  }

  /* Ligne du milieu */
  .hamburger span {
    top: 50%;
    transform: translateY(-50%);
  }

  /* Ligne du haut */
  .hamburger::before {
    top: 6px;
  }

  /* Ligne du bas */
  .hamburger::after {
    bottom: 6px;
  }

  /* État ouvert (croix animée) */
  .hamburger.open::before {
    top: 50%;
    transform: translateY(-50%) rotate(45deg);
  }

  .hamburger.open span {
    opacity: 0;
  }

  .hamburger.open::after {
    bottom: 50%;
    transform: translateY(50%) rotate(-45deg);
  }
}


.video-wrapper {
  position: relative;
  width: 100%;
  max-width: 950px; /* largeur max */
  margin: 0 auto;   /* centrer la vidéo */
  padding-top: 56.25%; /* ratio 16:9 (9/16*100) */
}

.video-wrapper video {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}
.goBackButton {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 3px;
  padding: 10px 20px;
  border-radius: 30px;
  font-weight: 600;
  font-size: 1rem;
  color: var(--muted);
  border: 2px solid var(--muted);
  background: transparent;
  text-decoration: none;
  transition: all 0.3s ease;
  box-shadow: 0 4px 6px rgba(0,0,0,0.15);
}

.goBackButton:hover {
  color: #fff;
  background: var(--primary);
  border-color: var(--primary);
  box-shadow: 0 6px 12px rgba(0,0,0,0.25);
  transform: translateY(-2px);
}

.goBackButton:active {
  transform: translateY(0);
  box-shadow: 0 3px 6px rgba(0,0,0,0.2);
}
.btn-text-mobile {
  display: none; /* par défaut, le texte mobile est caché */
}

@media (max-width: 500px) {
  .btn-text-original {
    display: none; /* cacher le texte desktop */
  }
  .btn-text-mobile {
    display: inline; /* afficher le texte mobile */
  }
}


/* Responsive */
@media (max-width: 600px) {
  .goBackButton {
    padding: 8px 16px;
    font-size: 0.9rem;
  }
}

/* Mobile drawer */
.scrim{ position:fixed; inset: var(--header-h) 0 0 0; background: rgba(0,0,0,.35); z-index:58; backdrop-filter: blur(2px); }
.scrim[hidden]{ display:none; }
@media (max-width: 900px){
  .hamburger{ display:inline-block; }
  .site-nav{
    position: fixed; right:0; top: var(--header-h);
    width: min(420px, 88vw);
    height: calc(100dvh - var(--header-h));
    background: var(--surface);
    border-left:1px solid var(--line);
    box-shadow: var(--shadow-2);
    transform: translateX(105%);
    transition: transform .25s ease;
    z-index:59;
  }
  .site-nav.open{ transform: translateX(0); }
  .site-nav ul{ flex-direction: column; gap:0; padding: 12px; }
  .site-nav li a{ display:block; padding:14px 12px; font-size:1.05rem; }
  .site-nav.desktop-only{ display:none; }
}

/* Hero */
.hero{ padding: clamp(34px, 6vw, 96px) 0 32px; position:relative; }
.hero-grid{
  display:grid;
  grid-template-columns: 1.1fr .9fr;
  gap: clamp(18px, 4vw, 38px);
  align-items:center;
}
@media (max-width: 980px){ .hero-grid{ grid-template-columns:1fr; } }
.headline{
  font-family:"Space Grotesk", Inter, sans-serif;
   font-size: clamp(28px, 6vw, 56px);
    line-height:1.08; 
    margin:0 0 14px;
  letter-spacing:.2px;
}
.headline .accent{
  background: var(--grad-1);
   -webkit-background-clip:text; 
   background-clip:text;
    color:transparent;
}
.lead{ color:var(--muted); 
  font-size: clamp(15px, 1.6vw, 18px);
   margin:0 0 20px; }
.cta{ display:flex;
   gap:12px;
    flex-wrap:wrap; 
    align-items:center; }

.hero-card{
  background: var(--surface);
   border:1px solid var(--line);
    border-radius: var(--radius-lg);
     padding:22px;
  box-shadow: var(--shadow-2);
   position:relative;
    overflow:hidden;
     min-height: 220px;
}
.title{
  font-size: 30px;
  text-align: center;
}
.hero-card::after{
  content:""; position:absolute; inset: -40% -10% auto auto; height:180%; width: 65%;
  background: radial-gradient(40% 60% at 50% 50%, rgba(124,92,255,.18), transparent 60%),
              radial-gradient(40% 60% at 70% 40%, rgba(45,226,230,.18), transparent 60%);
  filter: blur(30px);
  pointer-events:none;
}
.tags{ display:flex;
   flex-wrap:wrap; 
   gap:10px; 
   margin-top:10px;}
.tag{
  font-size:12.5px; 
  padding:6px 10px; 
  border-radius:999px; 
  background: var(--chip-bg); 
  color: var(--text);
  border:1px solid var(--line);
}

/* Sections */
section{ padding: clamp(34px, 6vw, 54px) 0; }
.section-title{
  font-family:"Space Grotesk"; 
  font-size: clamp(22px, 4vw, 32px); 
  margin:0 0 12px;
}
.section-desc{
   color:var(--muted); 
   margin:0 0 20px; }

/* Skills */
.skills{
  display:grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap:16px;
}
.skill-card{
  background: var(--surface); border:1px solid var(--line); border-radius: var(--radius); padding:18px;
  box-shadow: var(--shadow-1);
}
.skill-top{ display:flex; justify-content:space-between; align-items:center; margin-bottom:10px;}
.skill-title{ font-weight:700; }
.dots{ display:flex; gap:6px;}
.dot{ width:8px; height:8px; border-radius:50%; background: #cdd3e2; }
.dot.on{ background: var(--primary); }
.chipline{ display:flex; flex-wrap:wrap; gap:8px; }
.chip{ padding:6px 10px; border-radius:999px; background: var(--chip-bg); border:1px solid var(--line); font-size:12.5px; }

/* Portfolio */
.filters{ display:flex; gap:8px; flex-wrap:wrap; margin-bottom:16px; }
.filter{ padding:8px 12px; border-radius:999px; border:1px solid var(--line); background: var(--surface); cursor:pointer; font-weight:700; color:var(--muted); }
.filter.active{ background: var(--grad-1); color:#0b0f1a; border:0; }
.grid{
  display:grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap:16px;
}
.card{
  background: var(--surface); border:1px solid var(--line); border-radius: var(--radius); overflow:hidden; box-shadow: var(--shadow-1);
  display:flex; flex-direction:column; min-height: 100%;
  transition: transform .2s ease, box-shadow .2s ease;
}
@media (hover:hover) and (pointer:fine){
  .card:hover{ transform: translateY(-4px); box-shadow: var(--shadow-2); }
}
.thumb{
  aspect-ratio: 16/9; position:relative; overflow:hidden;
  background:
    radial-gradient(40% 60% at 25% 35%, rgba(124,92,255,.3), transparent 60%),
    radial-gradient(40% 60% at 75% 30%, rgba(45,226,230,.28), transparent 60%),
    radial-gradient(50% 50% at 50% 70%, rgba(255,122,89,.22), transparent 65%),
    linear-gradient(180deg, rgba(0,0,0,0.08), rgba(0,0,0,0.08));
}
.thumb .label{
  position:absolute; top:12px; left:12px; padding:6px 10px; font-size:12px; font-weight:700;
  color:#0b0f1a; background: var(--grad-1); border-radius:999px;
}
.card-body{ padding:16px; display:flex; flex-direction:column; gap:10px; }
.card h3{ margin:0; font-size:18px; }
.meta{ color:var(--muted); font-size:14px; }
.card-tags{ display:flex; gap:8px; flex-wrap:wrap; margin-top:auto; }
.card .btn-link{
  align-self:flex-start; margin-top:8px;
  background:transparent; border:0; color:var(--primary); font-weight:700; cursor:pointer; padding:0;
  text-decoration: none;
}
/* About */
.about-grid{ display:grid; grid-template-columns: 0.9fr 1.1fr; gap:22px;}
@media (max-width:900px){ .about-grid{ grid-template-columns:1fr; } }
.portrait{
  border-radius: var(--radius-lg); 
  border:1px solid var(--line);  
  background-image: url("img/me.png");
  background-size: cover;
  background-position: center;
  box-shadow: var(--shadow-2); 
  padding:0; 
  overflow:hidden;
   position:relative; 
   min-height: 320px;
}
.portrait::before{
  content:""; position:absolute; inset:0;
  background:
    radial-gradient(45% 60% at 30% 35%, rgba(124,92,255,.24), transparent 62%),
    radial-gradient(45% 60% at 70% 30%, rgba(45,226,230,.24), transparent 62%),
    radial-gradient(50% 55% at 50% 75%, rgba(255,122,89,.18), transparent 65%),
    linear-gradient(180deg, rgba(255,255,255,.04), rgba(0,0,0,.02));
}
.about-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 18px;
  box-shadow: var(--shadow-1);
}

.kpis {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  gap: 10px;
  margin-top: 12px;
}

.kpi {
  background: var(--chip-bg);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 12px;
  text-align: center;
}

.kpi strong {
  font-size: 20px;
  display: block;
}

.bullets {
  margin: 10px 0 0;
  padding-left: 18px;
  color: var(--muted);
}

/* Contact */
form {
  display: grid;
  gap: 12px;
}

.row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

@media (max-width: 700px) {
  .row {
    grid-template-columns: 1fr;
  }
}

input,
textarea {
  width: 100%;
  padding: 14px;
  border-radius: 12px;
  border: 1px solid var(--line);
  background: var(--surface);
  color: var(--text);
  font: inherit;
}

textarea {
  min-height: 140px;
  resize: vertical;
}

.contact-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 18px;
  box-shadow: var(--shadow-2);
}

/* Footer */
footer {
  padding: 28px 0 40px;
  color: var(--muted);
}

.socials {
  display: flex;
  gap: 10px;
}

.icon-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 12px;
  border: 1px solid var(--line);
  background: var(--surface);
  transition: 0.3s;
}
/* ======================= TOP ARROW ======================= */
.topArrow {
  position: fixed;
  bottom: 30px;
  right: 30px;
  width: 45px;
  height: 45px;
  border-radius: 50%;
  border: none;
  background: var(--accent, #6c5ce7); /* couleur principale */
  color: #fff;
  font-size: 20px;
  font-weight: bold;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
  transition: background 0.2s ease;
  z-index: 1000;
}

/* Effet hover léger */
.topArrow:hover {
  background: var(--accent-hover, #5a4ae3);
}


.icon-btn:hover {
  border: 2px solid var(--accent);
}
.install-wrap{ text-align:center; margin-top:18px; }

.install-btn{
  appearance:none;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:10px;
  padding:19px 30px;
  border-radius: 13px;
  font-weight:800;
  font-size: 1.2rem;
  color:#0b0f1a;
  background: var(--grad-1);
  border: 0;
  box-shadow: var(--shadow-2);
  text-decoration:none;
  transition: transform .18s ease, box-shadow .18s ease, opacity .18s ease;
}

/* Hover / active */
.install-btn:hover{ transform: translateY(-3px); box-shadow: 0 18px 40px rgba(12,18,60,.12); }
.install-btn:active{ transform: translateY(0); }

/* Responsive: full width on small screens */
@media (max-width: 520px){
  .install-btn{ width:100%; max-width: 100%; padding:14px; font-size:1rem; }
}
.icon-btn svg {
  width: 18px;
  height: 18px;
  fill: currentColor;
  color: var(--text);
}

/* Reveal on scroll */
.reveal {
  opacity: 0;
  transform: translateY(10px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}

.reveal.show {
  opacity: 1;
  transform: none;
}

/* Motion/accessibility */
@media (prefers-reduced-motion: reduce) {
  html:focus-within {
    scroll-behavior: auto;
  }
  .video {
    transition: none;
  }
  .card {
    transition: none;
  }
  .reveal {
    transition: none;
  }
}