/* ===== DKupload - theme inspire de DKweather (bleu marine + cyan neon) ===== */
/* Police du titre : Space Grotesk (variable, auto-hebergee) */
@font-face {
  font-family: 'Space Grotesk';
  font-style: normal;
  font-weight: 300 700;
  font-display: swap;
  src: url('/fonts/space-grotesk.woff2') format('woff2');
}

:root {
  --font-display: 'Space Grotesk', 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --bg: #00101a;
  --surface: #001824;
  --surface-2: #002030;
  --surface-3: #002a40;
  --primary: #0077b6;
  --primary-light: #0096d6;
  --accent: #00b4d8;
  --accent-glow: #48cae4;
  --neon: #38bdf8;
  --text: #f0f8ff;
  --text-muted: #90b4ce;
  --text-dim: #5a8aa8;
  --border: #003050;
  --border-hover: #006688;
  --error: #ef4444;
  --success: #22c55e;
  --warning: #f59e0b;
  --radius: 16px;
  --radius-sm: 10px;
  --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --mono: 'JetBrains Mono', 'Fira Code', ui-monospace, monospace;
  --glass-bg: rgba(6, 22, 44, 0.62);
  --glass-border: rgba(110, 170, 255, 0.12);
  --glow: 0 0 26px rgba(56, 189, 248, 0.35);
}

* { box-sizing: border-box; margin: 0; padding: 0; }

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding: clamp(1rem, 4vw, 3rem) 1rem;
  position: relative;
  overflow-x: hidden;
}

.bg-glow {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background:
    radial-gradient(760px circle at 12% -5%, rgba(0, 130, 200, 0.28), transparent 52%),
    radial-gradient(640px circle at 88% 12%, rgba(0, 180, 216, 0.20), transparent 52%),
    radial-gradient(1000px circle at 50% 118%, rgba(56, 189, 248, 0.14), transparent 60%),
    radial-gradient(500px circle at 78% 85%, rgba(72, 202, 228, 0.08), transparent 55%);
}
/* voile de bruit tres subtil pour casser les aplats (effet verre depoli) */
.bg-glow::after {
  content: '';
  position: absolute;
  inset: 0;
  opacity: 0.028;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='3'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

.app {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: 560px;
}

/* ===== Header ===== */
.head { text-align: center; margin-bottom: 1.8rem; }
.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  text-decoration: none;
}
.brand-logo {
  filter: drop-shadow(0 4px 14px rgba(0, 0, 0, 0.5)) drop-shadow(0 0 16px rgba(56, 189, 248, 0.35));
  animation: logo-float 5s ease-in-out infinite;
}
@keyframes logo-float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-4px); }
}
.logo {
  font-family: var(--font-display);
  font-size: clamp(2.1rem, 6.2vw, 2.8rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--text);
}
.logo span {
  background: linear-gradient(135deg, var(--accent), var(--accent-glow));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  filter: drop-shadow(0 0 18px rgba(72, 202, 228, 0.4));
}
.subtitle {
  color: var(--text-muted);
  font-size: 0.95rem;
  margin-top: 0.35rem;
}
.ghost-btn {
  margin-top: 1.1rem;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  color: var(--text-muted);
  padding: 0.55rem 1.1rem;
  border-radius: 999px;
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  backdrop-filter: blur(12px);
  transition: all 0.2s ease;
}
.ghost-btn:hover {
  color: var(--text);
  border-color: var(--border-hover);
  box-shadow: var(--glow);
}

/* ===== Card ===== */
.card {
  position: relative;
  background:
    linear-gradient(160deg, rgba(12, 40, 72, 0.55), rgba(4, 18, 34, 0.62));
  border: 1px solid var(--glass-border);
  border-radius: var(--radius);
  padding: clamp(1.2rem, 4vw, 2rem);
  backdrop-filter: blur(22px) saturate(140%);
  -webkit-backdrop-filter: blur(22px) saturate(140%);
  box-shadow:
    0 24px 70px rgba(0, 0, 0, 0.5),
    0 2px 10px rgba(0, 0, 0, 0.3),
    inset 0 1px 0 rgba(255, 255, 255, 0.06);
  overflow: hidden;
}
/* liseré lumineux en haut de la card (reflet verre) */
.card::before {
  content: '';
  position: absolute;
  top: 0; left: 8%; right: 8%;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(120, 200, 255, 0.55), transparent);
}

/* ===== Dropzone ===== */
.dropzone {
  position: relative;
  border: 1.5px dashed rgba(90, 160, 210, 0.4);
  border-radius: var(--radius-sm);
  padding: 2.4rem 1rem;
  text-align: center;
  cursor: pointer;
  transition: all 0.25s ease;
  background:
    radial-gradient(120% 120% at 50% -10%, rgba(0, 130, 190, 0.16), transparent 60%),
    rgba(3, 20, 38, 0.35);
  outline: none;
}
.dropzone:hover, .dropzone:focus-visible {
  border-color: var(--accent);
  background:
    radial-gradient(120% 120% at 50% -10%, rgba(0, 160, 220, 0.24), transparent 60%),
    rgba(3, 28, 50, 0.45);
  box-shadow: inset 0 0 30px rgba(0, 150, 214, 0.1);
}
.dropzone.dragover {
  border-color: var(--neon);
  border-style: solid;
  background: rgba(0, 80, 120, 0.4);
  box-shadow: var(--glow) inset, 0 0 0 3px rgba(56, 189, 248, 0.12);
  transform: scale(1.01);
}
.drop-icon {
  color: var(--accent);
  margin-bottom: 0.6rem;
  filter: drop-shadow(0 0 12px rgba(56, 189, 248, 0.4));
  transition: transform 0.25s ease;
}
.dropzone:hover .drop-icon { transform: translateY(-3px); }
.drop-title { font-weight: 600; font-size: 1.05rem; }
.drop-sub { color: var(--text-muted); font-size: 0.9rem; margin-top: 0.2rem; }
.link-like { color: var(--accent); text-decoration: underline; }
.file-info {
  margin-top: 1rem;
  padding: 0.75rem 1rem;
  background: linear-gradient(135deg, rgba(0, 150, 214, 0.12), rgba(3, 20, 38, 0.5));
  border: 1px solid rgba(90, 160, 210, 0.28);
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.6rem;
  text-align: left;
  backdrop-filter: blur(8px);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.05);
}
.file-info .fname {
  font-weight: 600;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.file-info .fsize { color: var(--text-dim); font-family: var(--mono); font-size: 0.82rem; flex-shrink: 0; }

/* ===== Options ===== */
.options { margin-top: 1.6rem; }
.field-label {
  display: block;
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-dim);
  margin-bottom: 0.6rem;
}
.radios {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1.4rem;
}
.radio { position: relative; }
.radio input { position: absolute; opacity: 0; pointer-events: none; }
.radio span {
  display: block;
  padding: 0.5rem 0.9rem;
  border: 1px solid var(--border);
  border-radius: 999px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-muted);
  cursor: pointer;
  transition: all 0.18s ease;
  user-select: none;
}
.radio input:checked + span {
  background: linear-gradient(135deg, var(--primary), var(--accent));
  border-color: transparent;
  color: #fff;
  box-shadow: var(--glow);
}
.radio span:hover { border-color: var(--border-hover); color: var(--text); }
.radio input:focus-visible + span { outline: 2px solid var(--accent); outline-offset: 2px; }

.text-input {
  width: 100%;
  padding: 0.75rem 1rem;
  background: rgba(3, 20, 38, 0.5);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text);
  font-size: 0.95rem;
  font-family: var(--font);
  transition: all 0.2s ease;
  backdrop-filter: blur(6px);
}
.text-input::placeholder { color: var(--text-dim); }
.text-input:focus {
  outline: none;
  border-color: var(--accent);
  background: rgba(4, 26, 46, 0.6);
  box-shadow: 0 0 0 3px rgba(0, 180, 216, 0.15), 0 0 20px rgba(0, 180, 216, 0.1);
}

/* ===== Buttons ===== */
.primary-btn {
  position: relative;
  width: 100%;
  margin-top: 1.6rem;
  padding: 0.9rem;
  border: none;
  border-radius: var(--radius-sm);
  background: linear-gradient(135deg, var(--primary), var(--accent) 70%, var(--accent-glow));
  color: #fff;
  font-size: 1rem;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.22s ease;
  letter-spacing: 0.01em;
  box-shadow: 0 6px 20px rgba(0, 119, 182, 0.35), inset 0 1px 0 rgba(255, 255, 255, 0.2);
  overflow: hidden;
}
/* reflet lumineux qui balaye au survol */
.primary-btn::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(115deg, transparent 30%, rgba(255, 255, 255, 0.25) 50%, transparent 70%);
  transform: translateX(-120%);
  transition: transform 0.6s ease;
}
.primary-btn:hover:not(:disabled) {
  box-shadow: 0 8px 28px rgba(0, 180, 216, 0.5), inset 0 1px 0 rgba(255, 255, 255, 0.25);
  transform: translateY(-1px);
}
.primary-btn:hover:not(:disabled)::after { transform: translateX(120%); }
.primary-btn:disabled { opacity: 0.4; cursor: not-allowed; box-shadow: none; }
.primary-btn.compact { width: auto; margin: 0; padding: 0.75rem 1.4rem; flex-shrink: 0; }

/* ===== Progress ===== */
.progress-wrap {
  margin-top: 1.2rem;
  display: flex;
  align-items: center;
  gap: 0.8rem;
}
.progress-bar {
  flex: 1;
  height: 8px;
  background: var(--surface-2);
  border-radius: 999px;
  overflow: hidden;
}
.progress-fill {
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, var(--primary), var(--neon));
  border-radius: 999px;
  transition: width 0.15s ease;
}
.progress-text { font-family: var(--mono); font-size: 0.82rem; color: var(--text-muted); min-width: 3.2rem; text-align: right; }

/* ===== Result ===== */
.result {
  margin-top: 1.5rem;
  padding: 1.2rem;
  background: rgba(0, 60, 40, 0.18);
  border: 1px solid rgba(34, 197, 94, 0.3);
  border-radius: var(--radius-sm);
}
.result-title {
  font-weight: 700;
  color: var(--success);
  margin-bottom: 0.7rem;
  font-size: 0.95rem;
}
.link-row { display: flex; gap: 0.5rem; }
.link-input {
  flex: 1;
  padding: 0.7rem 0.9rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--accent-glow);
  font-family: var(--mono);
  font-size: 0.85rem;
}
.link-input:focus { outline: none; border-color: var(--accent); }
.copy-btn, .list-copy {
  padding: 0.7rem 1.1rem;
  border: 1px solid var(--border-hover);
  border-radius: var(--radius-sm);
  background: var(--surface-3);
  color: var(--accent-glow);
  font-weight: 600;
  font-size: 0.85rem;
  cursor: pointer;
  transition: all 0.18s ease;
  flex-shrink: 0;
}
.copy-btn:hover, .list-copy:hover { box-shadow: var(--glow); border-color: var(--accent); }
.copy-btn.copied, .list-copy.copied { color: var(--success); border-color: var(--success); }
.result-meta { margin-top: 0.7rem; font-size: 0.82rem; color: var(--text-muted); }

/* ===== Error ===== */
.error-msg {
  margin-top: 1rem;
  padding: 0.75rem 1rem;
  background: rgba(239, 68, 68, 0.1);
  border: 1px solid rgba(239, 68, 68, 0.35);
  border-radius: var(--radius-sm);
  color: #fca5a5;
  font-size: 0.9rem;
}

/* ===== Modal ===== */
.modal {
  position: fixed;
  inset: 0;
  z-index: 50;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  background: rgba(0, 8, 16, 0.72);
  backdrop-filter: blur(6px);
}
.modal-card {
  position: relative;
  background: linear-gradient(160deg, rgba(10, 34, 60, 0.85), rgba(3, 16, 30, 0.9));
  border: 1px solid var(--glass-border);
  border-radius: var(--radius);
  width: 100%;
  max-width: 640px;
  max-height: 85vh;
  display: flex;
  flex-direction: column;
  backdrop-filter: blur(24px) saturate(140%);
  -webkit-backdrop-filter: blur(24px) saturate(140%);
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.6), inset 0 1px 0 rgba(255, 255, 255, 0.07);
  overflow: hidden;
}
.modal-card::before {
  content: '';
  position: absolute;
  top: 0; left: 8%; right: 8%;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(120, 200, 255, 0.5), transparent);
}
.modal-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.2rem 1.5rem;
  border-bottom: 1px solid var(--border);
}
.modal-head h2 { font-family: var(--font-display); font-size: 1.25rem; font-weight: 700; letter-spacing: -0.01em; }
.icon-btn {
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 1.6rem;
  line-height: 1;
  cursor: pointer;
  transition: color 0.2s ease;
}
.icon-btn:hover { color: var(--text); }
.modal-body { padding: 1.5rem; overflow-y: auto; }
.modal-hint { color: var(--text-muted); font-size: 0.9rem; margin-bottom: 1rem; }
.list-content { padding-top: 0.5rem; }

/* ===== Liste des uploads ===== */
.upload-item {
  padding: 1rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  margin-bottom: 0.8rem;
  background: var(--surface-2);
  transition: border-color 0.2s ease;
}
.upload-item:hover { border-color: var(--border-hover); }
.ui-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.6rem;
  margin-bottom: 0.55rem;
}
.ui-name {
  font-weight: 600;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.ui-size { font-family: var(--mono); font-size: 0.78rem; color: var(--text-dim); flex-shrink: 0; }
.ui-link {
  display: flex;
  gap: 0.4rem;
  margin-bottom: 0.55rem;
}
.ui-link input {
  flex: 1;
  padding: 0.5rem 0.7rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--accent-glow);
  font-family: var(--mono);
  font-size: 0.78rem;
}
.ui-link .list-copy { padding: 0.5rem 0.9rem; font-size: 0.78rem; }
.ui-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.6rem;
  font-size: 0.8rem;
  color: var(--text-muted);
}
.ui-expire.soon { color: var(--warning); }
.del-btn {
  background: none;
  border: 1px solid rgba(239, 68, 68, 0.35);
  color: #fca5a5;
  padding: 0.35rem 0.75rem;
  border-radius: 8px;
  font-size: 0.78rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.18s ease;
}
.del-btn:hover { background: rgba(239, 68, 68, 0.15); }
.list-empty { text-align: center; color: var(--text-dim); padding: 2rem 0; }

/* ===== Page de preview / telechargement ===== */
.logo-link { text-decoration: none; }
.dl-card { text-align: center; }
.dl-loading { padding: 2rem 0; color: var(--text-muted); }
.dl-icon { color: var(--accent); margin-bottom: 1rem; display: flex; justify-content: center; }
.dl-icon-error { color: var(--warning); }
.dl-name {
  font-size: 1.25rem;
  font-weight: 700;
  word-break: break-word;
  margin-bottom: 1.4rem;
  line-height: 1.35;
}
.dl-meta {
  text-align: left;
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 0.4rem 1rem;
  margin-bottom: 1.6rem;
}
.dl-meta-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  padding: 0.6rem 0;
  border-bottom: 1px solid var(--border-light, rgba(0,48,80,0.5));
  font-size: 0.9rem;
}
.dl-meta-row:last-child { border-bottom: none; }
.dl-meta-row span { color: var(--text-dim); }
.dl-meta-row b { color: var(--text); font-weight: 600; text-align: right; word-break: break-word; }
.dl-meta-row b.soon-text { color: var(--warning); }
.dl-btn { display: block; text-align: center; text-decoration: none; margin-top: 0; }
.dl-hint { margin-top: 0.9rem; font-size: 0.82rem; color: var(--text-dim); }

/* ===== Bandeau session (deverrouille) ===== */
.session-bar {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  margin-top: 0.9rem;
  font-size: 0.82rem;
  color: var(--text-muted);
}
.session-bar .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--success); box-shadow: 0 0 8px var(--success); }
.lock-btn {
  background: none;
  border: none;
  color: var(--text-dim);
  cursor: pointer;
  font-size: 0.82rem;
  text-decoration: underline;
  padding: 0;
}
.lock-btn:hover { color: var(--text); }

[hidden] { display: none !important; }