/* ==========================================================
   La Forge — Dark futuristic (palette Quizzier)
   Violet / cyan / magenta · Glass cards · Neon glow · Mesh BG
   ========================================================== */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&family=Space+Grotesk:wght@500;600;700&display=swap');

:root {
  --c-primary: #a78bfa;
  --c-primary-dark: #8b5cf6;
  --c-primary-deep: #7c3aed;
  --c-accent: #22d3ee;
  --c-accent-2: #f472b6;
  --c-bg: #0a0a1a;
  --c-bg-elev: #11112a;
  --c-card: rgba(30, 30, 60, 0.55);
  --c-card-solid: #15152e;
  --c-text: #f0f4ff;
  --c-text-strong: #ffffff;
  --c-muted: #9ca3b5;
  --c-border: rgba(167, 139, 250, 0.18);
  --c-border-strong: rgba(167, 139, 250, 0.35);
  --c-success: #4ade80;
  --c-error: #f87171;
  --c-info: #60a5fa;
  --c-warn: #fbbf24;

  --font-heading: 'Space Grotesk', 'Inter', system-ui, sans-serif;
  --font-body: 'Inter', system-ui, -apple-system, sans-serif;

  --radius: 18px;
  --radius-lg: 24px;
  --radius-sm: 12px;
  --shadow-sm: 0 2px 8px rgba(0,0,0,.3);
  --shadow: 0 12px 40px rgba(0,0,0,.4);
  --shadow-lg: 0 24px 80px rgba(0,0,0,.5);
  --glow: 0 0 40px rgba(167,139,250,.5);
  --blur: blur(22px);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
html, body { margin: 0; padding: 0; min-height: 100vh; }
body {
  font-family: var(--font-body);
  background: var(--c-bg);
  color: var(--c-text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  position: relative;
  overflow-x: hidden;
}

/* Mesh gradient animé en fond */
body::before {
  content: ''; position: fixed; inset: -20%; z-index: -2;
  background:
    radial-gradient(circle at 15% 20%, rgba(167,139,250,.30) 0%, transparent 35%),
    radial-gradient(circle at 85% 30%, rgba(244,114,182,.25) 0%, transparent 35%),
    radial-gradient(circle at 50% 80%, rgba(34,211,238,.22) 0%, transparent 40%),
    radial-gradient(circle at 20% 70%, rgba(139,92,246,.22) 0%, transparent 35%);
  animation: meshDrift 28s ease-in-out infinite alternate;
  pointer-events: none;
  filter: blur(40px);
}
body::after {
  content: ''; position: fixed; inset: 0; z-index: -1;
  background:
    linear-gradient(rgba(167,139,250,.04) 1px, transparent 1px) 0 0 / 60px 60px,
    linear-gradient(90deg, rgba(167,139,250,.04) 1px, transparent 1px) 0 0 / 60px 60px;
  pointer-events: none;
  mask-image: radial-gradient(ellipse at center, #000 30%, transparent 80%);
  -webkit-mask-image: radial-gradient(ellipse at center, #000 30%, transparent 80%);
}
@keyframes meshDrift {
  0% { transform: translate(0,0) scale(1); }
  50% { transform: translate(-3%,2%) scale(1.08); }
  100% { transform: translate(2%,-3%) scale(1); }
}

a { color: var(--c-primary); text-decoration: none; transition: color .15s; }
a:hover { color: var(--c-accent); }

h1, h2, h3, h4 {
  font-family: var(--font-heading); line-height: 1.15;
  margin-top: 0; letter-spacing: -.02em; color: var(--c-text-strong);
}

/* ---------- Topbar (glass) ---------- */
.topbar {
  background: rgba(10,10,26,.75);
  backdrop-filter: var(--blur); -webkit-backdrop-filter: var(--blur);
  border-bottom: 1px solid var(--c-border);
  position: sticky; top: 0; z-index: 50;
}
.topbar-inner {
  max-width: 1200px; margin: 0 auto; padding: .9rem 1.4rem;
  display: flex; align-items: center; justify-content: space-between;
}
.brand {
  font-family: var(--font-heading); font-weight: 700; font-size: 1.35rem;
  color: var(--c-text-strong); display: flex; align-items: center; gap: .55rem;
}
.brand::after {
  content: ''; display: inline-block; width: 10px; height: 10px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--c-primary), var(--c-accent-2));
  box-shadow: 0 0 14px var(--c-primary), 0 0 28px var(--c-accent-2);
  animation: brandPulse 2.2s ease-in-out infinite;
}
@keyframes brandPulse {
  0%,100% { opacity: 1; transform: scale(1); }
  50% { opacity: .65; transform: scale(.85); }
}
.nav { display: flex; gap: 1.4rem; align-items: center; }
.nav a {
  color: var(--c-text); font-weight: 500; font-size: .95rem;
  padding: .35rem .2rem; position: relative;
}
.nav a::after {
  content: ''; position: absolute; bottom: -4px; left: 0; right: 0; height: 2px;
  background: linear-gradient(90deg, var(--c-primary), var(--c-accent-2));
  transform: scaleX(0); transform-origin: left; transition: transform .25s;
  border-radius: 2px;
}
.nav a:hover { color: var(--c-text-strong); }
.nav a:hover::after { transform: scaleX(1); }
.nav-cta {
  background: linear-gradient(135deg, var(--c-primary), var(--c-accent-2));
  color: #fff !important; padding: .55rem 1.2rem;
  border-radius: 999px; font-weight: 600;
  box-shadow: 0 8px 28px rgba(167,139,250,.4), inset 0 1px 0 rgba(255,255,255,.2);
  transition: transform .15s, box-shadow .15s;
}
.nav-cta:hover { transform: translateY(-1px); box-shadow: 0 12px 40px rgba(167,139,250,.6), 0 0 0 4px rgba(167,139,250,.2); }
.nav-cta::after { display: none; }
.burger { display: none; background: none; border: 0; font-size: 1.5rem; cursor: pointer; color: var(--c-text); }

/* ---------- Layout ---------- */
.main { max-width: 1100px; margin: 0 auto; padding: 2.5rem 1.4rem 4rem; }
.container { max-width: 1100px; margin: 0 auto; padding: 0 1.4rem; }

/* ---------- Flash ---------- */
.flash {
  padding: .9rem 1.2rem; border-radius: var(--radius-sm);
  margin-bottom: 1rem;
  backdrop-filter: var(--blur); -webkit-backdrop-filter: var(--blur);
  box-shadow: var(--shadow);
  border: 1px solid transparent;
  animation: slideDown .4s ease-out;
}
@keyframes slideDown { from { opacity: 0; transform: translateY(-10px); } to { opacity: 1; transform: translateY(0); } }
.flash-success { background: rgba(74,222,128,.15); color: #86efac; border-color: rgba(74,222,128,.3); }
.flash-error   { background: rgba(248,113,113,.15); color: #fca5a5; border-color: rgba(248,113,113,.3); }
.flash-info    { background: rgba(96,165,250,.15); color: #93c5fd; border-color: rgba(96,165,250,.3); }

/* ---------- Hero ---------- */
.hero {
  position: relative; border-radius: var(--radius-lg);
  padding: 5rem 2.5rem; margin-bottom: 3rem; text-align: center; overflow: hidden;
  background: rgba(30,30,60,.4);
  backdrop-filter: var(--blur); -webkit-backdrop-filter: var(--blur);
  border: 1px solid var(--c-border-strong);
  box-shadow: var(--shadow-lg), 0 0 80px rgba(167,139,250,.2);
}
.hero::before {
  content: ''; position: absolute; inset: 0; z-index: 0;
  background:
    radial-gradient(circle at 30% 30%, rgba(167,139,250,.4), transparent 50%),
    radial-gradient(circle at 70% 70%, rgba(244,114,182,.35), transparent 50%);
  animation: heroDrift 14s ease-in-out infinite alternate;
}
@keyframes heroDrift { 0% { transform: scale(1) rotate(0deg); } 100% { transform: scale(1.2) rotate(10deg); } }
.hero > * { position: relative; z-index: 1; }
.hero h1 {
  font-size: clamp(2.4rem, 6vw, 4.2rem); margin-bottom: 1rem; font-weight: 700;
  background: linear-gradient(135deg, #fff 0%, var(--c-primary) 50%, var(--c-accent-2) 100%);
  -webkit-background-clip: text; background-clip: text;
  color: transparent; -webkit-text-fill-color: transparent;
  filter: drop-shadow(0 4px 20px rgba(167,139,250,.4));
}
.lead {
  font-size: clamp(1.05rem, 2vw, 1.25rem); color: var(--c-text); opacity: .85;
  max-width: 680px; margin: 0 auto 2rem; line-height: 1.6;
}
.muted { color: var(--c-muted); }
.mono  { font-family: ui-monospace, 'Space Grotesk', monospace; }

.hero-badge {
  display: inline-block; padding: .4rem 1.1rem;
  background: rgba(167,139,250,.15); color: var(--c-primary);
  border-radius: 999px; font-size: .85rem; font-weight: 600;
  margin-bottom: 1.5rem; border: 1px solid var(--c-border-strong);
  backdrop-filter: blur(10px); letter-spacing: .03em;
}
.hero-logo {
  font-size: clamp(4rem, 10vw, 6rem); line-height: 1; margin-bottom: .5rem;
  filter: drop-shadow(0 8px 30px rgba(167,139,250,.6));
  animation: heroLogoFloat 4s ease-in-out infinite;
}
@keyframes heroLogoFloat {
  0%,100% { transform: translateY(0) rotate(-3deg); }
  50% { transform: translateY(-10px) rotate(3deg); }
}
.hero-cta { display: flex; gap: .9rem; justify-content: center; flex-wrap: wrap; }

.features { margin: 4rem 0; }
.features h2 { text-align: center; font-size: clamp(1.8rem, 3.5vw, 2.4rem); margin-bottom: 2.5rem; }
.features-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 1.5rem; }
.feature {
  background: var(--c-card);
  backdrop-filter: var(--blur); -webkit-backdrop-filter: var(--blur);
  border: 1px solid var(--c-border);
  border-radius: var(--radius); padding: 2rem 1.5rem;
  text-align: center; box-shadow: var(--shadow);
  transition: transform .25s, box-shadow .25s, border-color .25s;
}
.feature:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg), 0 0 40px rgba(167,139,250,.15);
  border-color: var(--c-border-strong);
}
.feature-ico {
  font-size: 3rem; margin-bottom: .8rem;
  filter: drop-shadow(0 4px 18px rgba(167,139,250,.5));
  animation: featFloat 5s ease-in-out infinite;
}
.feature:nth-child(2) .feature-ico { animation-delay: .8s; }
.feature:nth-child(3) .feature-ico { animation-delay: 1.6s; }
@keyframes featFloat {
  0%,100% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
}
.feature h3 { font-family: var(--font-heading); font-size: 1.3rem; margin-bottom: .5rem; }
.feature p { color: var(--c-muted); margin: 0; font-size: .95rem; }

.form-card {
  background: var(--c-card-solid);
  border: 1px solid var(--c-border-strong);
  padding: 2rem; border-radius: var(--radius);
  box-shadow: var(--shadow);
  margin: 1.5rem 0;
}
.form-card label { display: block; margin: 1rem 0 .4rem; font-weight: 600; color: var(--c-text); }

.atelier-bank-list { display: grid; gap: 1rem; margin: 1rem 0; }
.atelier-bank-card {
  background: var(--c-card-solid);
  border: 1px solid var(--c-border-strong);
  border-radius: var(--radius);
  padding: 1.2rem 1.5rem;
  box-shadow: var(--shadow);
  transition: transform .15s, box-shadow .2s;
}
.atelier-bank-card:hover { transform: translateY(-2px); box-shadow: var(--shadow-lg), 0 0 30px rgba(167,139,250,.15); }
.atelier-bank-head { display: flex; justify-content: space-between; align-items: baseline; flex-wrap: wrap; gap: .5rem; }
.atelier-bank-head h3 { margin: 0; font-family: var(--font-heading); color: var(--c-text-strong); font-size: 1.2rem; }
.atelier-bank-steps {
  display: flex; flex-wrap: wrap; gap: .4rem;
  margin: .8rem 0;
}
.atelier-bank-step {
  display: inline-flex; align-items: center; gap: .3rem;
  padding: .35rem .8rem;
  background: rgba(167,139,250,.1);
  border: 1px solid var(--c-border);
  border-radius: 999px;
  font-size: .85rem;
  color: var(--c-text);
}
.atelier-bank-actions {
  display: flex; flex-wrap: wrap; gap: .5rem;
  margin-top: .6rem; padding-top: .6rem;
  border-top: 1px solid var(--c-border);
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .4rem;
  padding: .85rem 1.6rem; border-radius: 999px;
  font-weight: 600; cursor: pointer; border: 0;
  font-size: 1rem; font-family: inherit; color: var(--c-text);
  background: rgba(167,139,250,.12);
  border: 1px solid var(--c-border-strong);
  transition: transform .15s, box-shadow .2s, background .15s, border-color .15s;
  text-decoration: none;
}
.btn:hover {
  transform: translateY(-2px); text-decoration: none;
  background: rgba(167,139,250,.25); color: #fff;
  border-color: var(--c-primary);
  box-shadow: 0 0 24px rgba(167,139,250,.3);
}
.btn-primary {
  background: linear-gradient(135deg, var(--c-primary), var(--c-accent-2));
  color: #fff; border-color: transparent;
  box-shadow: 0 8px 28px rgba(167,139,250,.45), inset 0 1px 0 rgba(255,255,255,.2);
}
.btn-primary:hover {
  background: linear-gradient(135deg, var(--c-primary), var(--c-accent-2));
  color: #fff;
  box-shadow: 0 14px 44px rgba(167,139,250,.65), inset 0 1px 0 rgba(255,255,255,.3), 0 0 0 4px rgba(167,139,250,.2);
}
.btn-danger {
  background: linear-gradient(135deg, #ef4444, #dc2626);
  color: #fff; border-color: transparent;
  box-shadow: 0 8px 28px rgba(220,38,38,.4), inset 0 1px 0 rgba(255,255,255,.15);
}
.btn-danger:hover { background: linear-gradient(135deg, #ef4444, #dc2626); color: #fff; box-shadow: 0 14px 40px rgba(220,38,38,.6), 0 0 0 4px rgba(220,38,38,.2); }
.btn-sm { padding: .45rem 1rem; font-size: .9rem; }
.btn-lg { padding: 1.1rem 2.4rem; font-size: 1.15rem; }

.cta { display: flex; gap: .8rem; flex-wrap: wrap; margin: 1.4rem 0; align-items: center; }

/* ---------- Cards ---------- */
.card {
  background: var(--c-card-solid);
  border: 1px solid var(--c-border-strong);
  padding: 1.6rem; border-radius: var(--radius);
  box-shadow: var(--shadow);
  color: var(--c-text);
  transition: transform .25s, box-shadow .25s, border-color .25s;
}
.card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg), 0 0 40px rgba(167,139,250,.15); border-color: var(--c-border-strong); }
.card h2, .card h3 { color: var(--c-text-strong); }
.card p { color: #cbd5e1; }
.card-icon { font-size: 3rem; margin-bottom: .5rem; filter: drop-shadow(0 4px 18px rgba(167,139,250,.5)); }
.card-pick {
  cursor: pointer; text-align: left; width: 100%;
  background: var(--c-card-solid);
  border: 1px solid var(--c-border-strong);
  font-family: inherit; color: inherit;
}
.card-pick:hover { border-color: var(--c-primary); transform: translateY(-4px); box-shadow: 0 0 40px rgba(167,139,250,.2); }

.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 1.2rem; margin: 1.5rem 0; }

/* ---------- Forms ---------- */
.form-narrow { max-width: 520px; margin: 0 auto;
  background: var(--c-card-solid);
  border: 1px solid var(--c-border-strong);
  padding: 2rem 2.2rem; border-radius: var(--radius);
  box-shadow: var(--shadow);
}
.form-narrow label { display: block; margin: 1rem 0 .4rem; font-weight: 600; font-size: .95rem; color: var(--c-text); }
input[type=text], input[type=email], input[type=password],
input[type=number], input[type=url], input[type=search], input[type=date],
select, textarea {
  width: 100%; padding: .8rem 1rem;
  background: rgba(255,255,255,.04); color: var(--c-text);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-sm);
  font-family: inherit; font-size: 1rem;
  transition: border-color .15s, box-shadow .15s, background .15s;
  margin-top: .25rem;
}
input:focus, select:focus, textarea:focus {
  outline: none; border-color: var(--c-primary);
  background: rgba(255,255,255,.08);
  box-shadow: 0 0 0 4px rgba(167,139,250,.15);
}
input::placeholder, textarea::placeholder { color: rgba(255,255,255,.3); }
select option { background: var(--c-card-solid); color: var(--c-text); }
input[type=checkbox], input[type=radio] { width: auto; margin-right: .4em; vertical-align: middle; }

.row { display: flex; gap: 1rem; flex-wrap: wrap; margin: 1rem 0; }
.row label { flex: 1 1 auto; min-width: 180px; }
.radio { display: block; margin: .5rem 0; cursor: pointer; }
.check { display: block; margin: .6rem 0; cursor: pointer; }
fieldset { border: 1px solid var(--c-border); border-radius: var(--radius-sm); padding: 1rem 1.2rem; margin: 1.2rem 0; background: rgba(255,255,255,.02); }
fieldset legend { padding: 0 .5rem; font-weight: 600; color: var(--c-primary); }

/* ---------- Table ---------- */
.table {
  width: 100%; border-collapse: collapse; margin: 1rem 0;
  background: var(--c-card-solid);
  border: 1px solid var(--c-border-strong);
  border-radius: var(--radius); overflow: hidden;
  box-shadow: var(--shadow);
  color: var(--c-text);
}
.table th, .table td { padding: .85rem 1rem; text-align: left; border-bottom: 1px solid var(--c-border); }
.table th {
  background: rgba(167,139,250,.12); color: var(--c-text-strong);
  font-family: var(--font-heading); font-weight: 700;
  text-transform: uppercase; font-size: .78rem; letter-spacing: .05em;
}
.table tr:hover td { background: rgba(167,139,250,.06); }
.table tr:last-child td { border-bottom: 0; }

.badge {
  display: inline-block; padding: .15rem .6rem; border-radius: 999px;
  font-size: .8rem; font-weight: 600; letter-spacing: .03em;
  background: rgba(167,139,250,.18); color: var(--c-primary);
  border: 1px solid var(--c-border-strong);
}
.badge-waiting { background: rgba(251,191,36,.15); color: var(--c-warn); border-color: rgba(251,191,36,.3); }
.badge-running { background: rgba(74,222,128,.15); color: #86efac; border-color: rgba(74,222,128,.3); }
.badge-draft   { background: rgba(156,163,181,.15); color: var(--c-muted); border-color: rgba(156,163,181,.3); }
.badge-ended   { background: rgba(96,165,250,.15); color: #93c5fd; border-color: rgba(96,165,250,.3); }

/* ---------- Items list (Planning Poker / Questions relais setup) ---------- */
.item-row { display: flex; gap: .5rem; margin: .5rem 0; }
.item-row input[type=text] { flex: 1; margin-top: 0; }
.bank-list { list-style: none; padding: .5rem 0; margin: 0; }
.bank-list li { margin: .25rem 0; }
.bank-list .btn-sm { background: rgba(34,211,238,.1); border-color: rgba(34,211,238,.3); color: var(--c-accent); text-align: left; }
.bank-list .btn-sm:hover { background: rgba(34,211,238,.2); }
details { margin: .8rem 0; }
details summary { cursor: pointer; padding: .4rem .8rem; background: rgba(167,139,250,.08); border-radius: var(--radius-sm); color: var(--c-text-strong); }
details summary:hover { background: rgba(167,139,250,.15); }

/* ---------- Footer / responsive ---------- */
@media (max-width: 768px) {
  .burger { display: block; }
  .nav {
    display: none; position: absolute; top: 100%; right: 1rem;
    background: rgba(10,10,26,.95); backdrop-filter: var(--blur);
    border: 1px solid var(--c-border-strong);
    padding: 1.2rem 1.5rem; border-radius: var(--radius);
    flex-direction: column; align-items: stretch; gap: 1rem;
    box-shadow: var(--shadow-lg); min-width: 220px; margin-top: .4rem;
  }
  .nav.open { display: flex; }
  .hero { padding: 3rem 1.4rem; }
}