/* ============================================================
   DERYVIER VOICE — премиальный чёрно-золотой стиль студии
   ============================================================ */
:root {
    --bg: #0a0a0a;
    --bg-2: #121212;
    --bg-3: #181712;
    --line: #2a2416;
    --line-2: #33301f;
    --gold: #d4af37;
    --gold-2: #a8842a;
    --gold-soft: #bfae7a;
    --ink: #e9e4d5;
    --muted: #8a8371;
    --danger: #ff6b6b;
    --ok: #7ad48a;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
    background:
        radial-gradient(1200px 500px at 50% -200px, rgba(212,175,55,.07), transparent),
        var(--bg);
    color: var(--ink);
    font-family: 'Exo 2', sans-serif;
    min-height: 100vh;
}

/* ---------- Логотип-эквалайзер ---------- */
.logo-eq { display: inline-flex; align-items: flex-end; gap: 3px; height: 26px; }
.logo-eq i {
    width: 4px; border-radius: 2px;
    background: linear-gradient(180deg, var(--gold), var(--gold-2));
    animation: eq 1.1s ease-in-out infinite;
}
.logo-eq i:nth-child(1) { height: 40%; animation-delay: 0s; }
.logo-eq i:nth-child(2) { height: 90%; animation-delay: .15s; }
.logo-eq i:nth-child(3) { height: 60%; animation-delay: .3s; }
.logo-eq i:nth-child(4) { height: 100%; animation-delay: .45s; }
.logo-eq i:nth-child(5) { height: 50%; animation-delay: .6s; }
@keyframes eq { 0%,100% { transform: scaleY(.5); } 50% { transform: scaleY(1); } }
@media (prefers-reduced-motion: reduce) { .logo-eq i { animation: none; } }
.logo-eq-sm { height: 18px; }

.brand {
    font-family: 'Russo One', sans-serif;
    color: var(--ink);
    letter-spacing: .06em;
    text-decoration: none;
}
.brand span { color: var(--gold); }
.brand-sm { display: flex; align-items: center; gap: 10px; font-size: 16px; }

/* ---------- Авторизация ---------- */
.auth-body { display: flex; justify-content: center; align-items: center; padding: 40px 16px; }
.auth-card {
    width: 100%; max-width: 420px;
    background: var(--bg-2);
    border: 1px solid var(--line);
    border-radius: 16px;
    padding: 36px 32px;
    box-shadow: 0 30px 80px rgba(0,0,0,.6);
    text-align: center;
}
.auth-card h1 { font-size: 24px; margin: 14px 0 4px; }
.auth-sub { color: var(--muted); font-size: 14px; margin: 0 0 24px; }
.auth-card label { display: block; text-align: left; font-size: 13px; color: var(--gold-soft); margin: 14px 0 5px; }
.auth-card input {
    width: 100%; background: var(--bg);
    border: 1px solid var(--line-2); border-radius: 8px;
    color: var(--ink); padding: 12px 13px; font-size: 15px; font-family: inherit;
}
.auth-card input:focus { outline: none; border-color: var(--gold); }
.auth-alt { margin: 18px 0 0; font-size: 14px; color: var(--muted); }
.auth-alt a { color: var(--gold); text-decoration: none; }
.auth-alt a:focus-visible, .nav-link:focus-visible { outline: 2px solid var(--gold); outline-offset: 2px; }

.alert {
    background: #2a1212; border: 1px solid #7a2e2e; color: #ffb4b4;
    border-radius: 8px; padding: 10px 12px; margin: 0 0 14px; font-size: 14px; text-align: left;
}
.alert-ok { background: #12241a; border-color: #2e7a48; color: #b4ffd0; margin-bottom: 20px; }

/* ---------- Кнопки ---------- */
.btn-gold {
    display: inline-block; margin-top: 22px; width: 100%;
    background: linear-gradient(135deg, var(--gold), var(--gold-2));
    border: 0; border-radius: 9px; padding: 13px 18px;
    font-family: 'Russo One', sans-serif; font-size: 14px; letter-spacing: .04em;
    color: #0a0a0a; cursor: pointer; text-decoration: none; text-align: center;
    transition: transform .12s ease, box-shadow .12s ease;
}
.btn-gold:hover { transform: translateY(-1px); box-shadow: 0 8px 24px rgba(212,175,55,.25); }
.btn-gold:focus-visible { outline: 2px solid #fff; outline-offset: 2px; }
.btn-gold:disabled { opacity: .5; cursor: not-allowed; transform: none; box-shadow: none; }

.btn-outline {
    background: transparent; border: 1px solid var(--gold-2); color: var(--gold);
    border-radius: 9px; padding: 12px 18px; cursor: pointer;
    font-family: 'Russo One', sans-serif; font-size: 13px; letter-spacing: .04em;
}
.btn-outline:hover { border-color: var(--gold); background: rgba(212,175,55,.08); }
.btn-mini {
    background: transparent; border: 1px solid var(--gold-2); color: var(--gold);
    border-radius: 6px; padding: 5px 10px; font-size: 12px; cursor: pointer; font-family: 'JetBrains Mono', monospace;
}
.btn-mini:hover { background: rgba(212,175,55,.1); }

/* ---------- Топбар ---------- */
.topbar { border-bottom: 1px solid var(--line); background: rgba(10,10,10,.85); backdrop-filter: blur(6px); position: sticky; top: 0; z-index: 10; }
.topbar-inner { max-width: 1200px; margin: 0 auto; display: flex; align-items: center; justify-content: space-between; padding: 14px 20px; gap: 12px; flex-wrap: wrap; }
.topnav { display: flex; align-items: center; gap: 16px; flex-wrap: wrap; }
.nav-link { color: var(--gold-soft); text-decoration: none; font-size: 14px; }
.nav-link:hover { color: var(--gold); }
.nav-user { color: var(--muted); font-size: 14px; }

.tier-badge {
    font-family: 'JetBrains Mono', monospace; font-size: 11px;
    padding: 4px 9px; border-radius: 20px; letter-spacing: .05em;
}
.tier-pro  { background: rgba(212,175,55,.15); border: 1px solid var(--gold-2); color: var(--gold); }
.tier-lite { background: rgba(255,255,255,.05); border: 1px solid var(--line-2); color: var(--muted); }

/* ---------- Студия ---------- */
.studio { max-width: 1200px; margin: 0 auto; padding: 28px 20px 60px; display: grid; grid-template-columns: 1.4fr 1fr; gap: 22px; }
.panel-history { grid-column: 1 / -1; }
@media (max-width: 900px) { .studio { grid-template-columns: 1fr; } }

.panel {
    background: var(--bg-2);
    border: 1px solid var(--line);
    border-radius: 14px;
    padding: 22px 24px;
}
.panel h2 { font-family: 'Russo One', sans-serif; font-size: 15px; color: var(--gold); margin: 0 0 16px; letter-spacing: .05em; }
.panel-head { display: flex; justify-content: space-between; align-items: baseline; gap: 10px; }
.char-counter { font-family: 'JetBrains Mono', monospace; font-size: 13px; color: var(--muted); }
.char-counter b { color: var(--gold); font-weight: 600; }

#ttsText {
    width: 100%; min-height: 340px; resize: vertical;
    background: var(--bg); border: 1px solid var(--line-2); border-radius: 10px;
    color: var(--ink); padding: 14px; font-size: 15px; line-height: 1.55; font-family: 'Exo 2', sans-serif;
}
#ttsText:focus { outline: none; border-color: var(--gold); }

.clean-hint { margin-top: 12px; background: var(--bg-3); border: 1px dashed var(--line-2); border-radius: 8px; padding: 10px 12px; font-size: 13px; color: var(--muted); max-height: 90px; overflow: auto; }
.clean-hint-label { color: var(--gold-soft); margin-right: 6px; }
.mono { font-family: 'JetBrains Mono', monospace; font-size: 12.5px; }
.gold { color: var(--gold); }

/* Настройки */
.setting { margin-bottom: 18px; }
.setting label { display: block; font-size: 13px; color: var(--gold-soft); margin-bottom: 6px; }
.setting select {
    width: 100%; background: var(--bg); border: 1px solid var(--line-2);
    border-radius: 8px; color: var(--ink); padding: 10px 12px; font-size: 14px; font-family: inherit;
}
.setting select:focus { outline: none; border-color: var(--gold); }
.setting-note { display: block; color: var(--muted); font-size: 11.5px; margin-top: 4px; }

input[type=range] { width: 100%; accent-color: var(--gold); }

.mood-row { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.mood {
    background: var(--bg); border: 1px solid var(--line-2); color: var(--muted);
    border-radius: 8px; padding: 9px 6px; font-size: 13px; cursor: pointer; font-family: inherit;
}
.mood:hover { border-color: var(--gold-2); color: var(--gold-soft); }
.mood.active { border-color: var(--gold); color: var(--gold); background: rgba(212,175,55,.08); }

.actions { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-top: 4px; }
.actions .btn-gold { margin-top: 0; }
#btnMp3 { grid-column: 1 / -1; }

/* Прогресс */
.progress-wrap { margin-top: 16px; }
.progress { height: 10px; background: var(--bg); border: 1px solid var(--line-2); border-radius: 20px; overflow: hidden; }
.progress-bar { height: 100%; width: 0%; background: linear-gradient(90deg, var(--gold-2), var(--gold)); transition: width .25s ease; }
.progress-text { display: block; margin-top: 7px; font-size: 12.5px; color: var(--muted); font-family: 'JetBrains Mono', monospace; }

.result { margin-top: 16px; display: grid; gap: 10px; }
.result audio { width: 100%; }
.btn-dl { margin-top: 0; }

/* Таблицы */
.tbl-scroll { overflow-x: auto; }
.tbl { width: 100%; border-collapse: collapse; font-size: 13.5px; }
.tbl th {
    text-align: left; color: var(--gold-soft); font-weight: 600; font-size: 12px;
    letter-spacing: .05em; text-transform: uppercase;
    padding: 8px 10px; border-bottom: 1px solid var(--line-2);
}
.tbl td { padding: 9px 10px; border-bottom: 1px solid var(--line); }
.tbl tr:hover td { background: rgba(212,175,55,.03); }
.ok { color: var(--ok); }
.pending { color: var(--muted); }
.empty { color: var(--muted); font-size: 14px; }

/* Админ */
.admin-page { display: block; }
.admin-page .panel { margin-bottom: 22px; }
.stat-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 14px; margin-bottom: 22px; }
.stat-card {
    background: var(--bg-2); border: 1px solid var(--line); border-radius: 12px;
    padding: 18px; text-align: center;
}
.stat-card b { display: block; font-family: 'Russo One', sans-serif; font-size: 26px; color: var(--gold); }
.stat-card span { color: var(--muted); font-size: 12.5px; }
.inline-form { display: inline; }

.footer { text-align: center; color: var(--muted); font-size: 12.5px; padding: 20px; border-top: 1px solid var(--line); }