/* ═══════════════════════════════════════════════════════════════
   RelojCampana — Premium Dark Clock UI
   ═══════════════════════════════════════════════════════════════ */

:root {
    --bg:          #060b18;
    --bg2:         #0a1022;
    --bg3:         #101830;
    --card:        rgba(255, 255, 255, 0.04);
    --card-hover:  rgba(255, 255, 255, 0.07);
    --border:      rgba(255, 255, 255, 0.08);
    --border-lg:   rgba(255, 255, 255, 0.15);

    --gold:        #f59e0b;
    --gold-lt:     #fbbf24;
    --gold-dk:     #d97706;

    --blue:        #3b82f6;
    --blue-lt:     #60a5fa;
    --blue-dk:     #2563eb;

    --green:       #10b981;
    --green-lt:    #34d399;

    --red:         #ef4444;
    --red-lt:      #f87171;

    --purple:      #8b5cf6;
    --purple-lt:   #a78bfa;

    --text:        #f1f5f9;
    --text2:       #94a3b8;
    --text3:       #475569;
    --text4:       #1e293b;
}

/* ─── Reset ─────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
    font-family: 'Inter', system-ui, sans-serif;
    background: var(--bg);
    color: var(--text);
    min-height: 100vh;
    background-image:
        radial-gradient(ellipse 70% 50% at 15% 40%, rgba(59,130,246,0.06) 0%, transparent 60%),
        radial-gradient(ellipse 60% 40% at 85% 15%, rgba(245,158,11,0.06) 0%, transparent 60%),
        radial-gradient(ellipse 50% 60% at 50% 100%, rgba(139,92,246,0.04) 0%, transparent 60%);
    background-attachment: fixed;
}

/* ─── Scrollbar ─────────────────────────────────────── */
::-webkit-scrollbar            { width: 5px; height: 5px; }
::-webkit-scrollbar-track      { background: transparent; }
::-webkit-scrollbar-thumb      { background: rgba(255,255,255,0.1); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover{ background: rgba(255,255,255,0.2); }

/* ─── Navigation ────────────────────────────────────── */
.nav {
    background: rgba(6, 11, 24, 0.92);
    backdrop-filter: blur(24px) saturate(180%);
    -webkit-backdrop-filter: blur(24px) saturate(180%);
    border-bottom: 1px solid var(--border);
    padding: 0 28px;
    position: sticky;
    top: 0;
    z-index: 200;
}

.nav-inner {
    max-width: 1440px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    gap: 4px;
    height: 62px;
}

.nav-brand {
    font-family: 'Orbitron', monospace;
    font-size: 15px;
    font-weight: 900;
    color: var(--gold);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 8px;
    margin-right: 28px;
    letter-spacing: 2px;
    white-space: nowrap;
    text-shadow: 0 0 20px rgba(245,158,11,0.4);
}

.nav-link {
    display: flex;
    align-items: center;
    gap: 7px;
    padding: 8px 14px;
    border-radius: 9px;
    text-decoration: none;
    color: var(--text2);
    font-size: 14px;
    font-weight: 500;
    transition: all 0.2s ease;
    border: 1px solid transparent;
    letter-spacing: 0.2px;
}
.nav-link:hover { color: var(--text); background: var(--card); border-color: var(--border); }
.nav-link.active {
    color: var(--gold);
    background: rgba(245,158,11,0.1);
    border-color: rgba(245,158,11,0.25);
    text-shadow: 0 0 12px rgba(245,158,11,0.3);
}

/* ─── Page Layout ───────────────────────────────────── */
.container {
    max-width: 1440px;
    margin: 0 auto;
    padding: 32px 28px 60px;
}

.page-header { margin-bottom: 32px; }
.page-title {
    font-size: 26px;
    font-weight: 700;
    color: var(--text);
    margin-bottom: 6px;
}
.page-subtitle { font-size: 14px; color: var(--text2); line-height: 1.5; }

/* ─── Cards ─────────────────────────────────────────── */
.card {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 18px;
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    padding: 24px;
    transition: border-color 0.25s;
}
.card:hover { border-color: rgba(255,255,255,0.12); }

.card-title {
    font-size: 15px;
    font-weight: 600;
    color: var(--text);
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 4px;
}
.card-subtitle {
    font-size: 12px;
    color: var(--text3);
    margin-bottom: 20px;
}

/* ─── Dashboard Clock Layout ────────────────────────── */
.clock-layout {
    display: grid;
    grid-template-columns: 400px 1fr;
    gap: 24px;
    align-items: start;
}

.clock-card {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 24px;
    padding: 36px 28px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 20px;
    position: relative;
    overflow: hidden;
}
.clock-card::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse at 50% 40%, rgba(245,158,11,0.05) 0%, transparent 65%);
    pointer-events: none;
}

#analogClock {
    width: 300px;
    height: 300px;
    border-radius: 50%;
}

.digital-time {
    font-family: 'Orbitron', monospace;
    font-size: 44px;
    font-weight: 900;
    color: var(--gold);
    letter-spacing: 5px;
    text-shadow: 0 0 24px rgba(245,158,11,0.5);
    line-height: 1;
}
.digital-date {
    font-size: 13px;
    color: var(--text3);
    letter-spacing: 0.8px;
    text-transform: capitalize;
}

/* ─── Right Panel ───────────────────────────────────── */
.right-panel { display: flex; flex-direction: column; gap: 18px; }

/* Countdown */
.countdown-card {
    background: linear-gradient(135deg,
        rgba(59,130,246,0.08) 0%,
        rgba(139,92,246,0.06) 100%
    );
    border: 1px solid rgba(59,130,246,0.2);
    border-radius: 18px;
    padding: 24px 28px;
    text-align: center;
}
.countdown-label {
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    color: var(--text3);
    margin-bottom: 8px;
}
.countdown-value {
    font-family: 'Orbitron', monospace;
    font-size: 52px;
    font-weight: 700;
    color: var(--blue-lt);
    letter-spacing: 4px;
    text-shadow: 0 0 20px rgba(96,165,250,0.4);
    line-height: 1;
}
.countdown-next {
    font-size: 13px;
    color: var(--text2);
    margin-top: 8px;
    font-weight: 500;
}

/* Slot status 2×2 */
.slots-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
}

.slot-status {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 14px;
    padding: 14px 16px;
    display: flex;
    align-items: center;
    gap: 12px;
    transition: all 0.2s;
}
.slot-status:hover { border-color: var(--border-lg); }
.slot-status.slot-playing { border-color: var(--gold); box-shadow: 0 0 20px rgba(245,158,11,0.15); }

.slot-icon-wrap {
    width: 40px; height: 40px;
    border-radius: 10px;
    display: flex; align-items: center; justify-content: center;
    font-size: 18px; flex-shrink: 0;
}
.icon-gold   { background: rgba(245,158,11,0.15); }
.icon-blue   { background: rgba(59,130,246,0.15); }
.icon-green  { background: rgba(16,185,129,0.15); }
.icon-purple { background: rgba(139,92,246,0.15); }

.slot-info-text { flex: 1; min-width: 0; }
.slot-time-label { font-size: 11px; color: var(--text3); font-weight: 600; text-transform: uppercase; letter-spacing: 0.5px; }
.slot-audio-name { font-size: 13px; color: var(--text); font-weight: 500; margin-top: 2px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.slot-audio-none { font-size: 13px; color: var(--text3); margin-top: 2px; font-style: italic; }

.btn-test-slot {
    background: rgba(255,255,255,0.05);
    color: var(--text3);
    border: 1px solid var(--border);
    border-radius: 7px;
    padding: 5px 9px;
    font-size: 13px;
    cursor: pointer;
    transition: all 0.2s;
    flex-shrink: 0;
}
.btn-test-slot:hover { background: rgba(245,158,11,0.1); color: var(--gold); border-color: rgba(245,158,11,0.3); }

/* Activity log */
.log-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 6px;
    max-height: 190px;
    overflow-y: auto;
    padding-right: 4px;
}
.log-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 9px 13px;
    background: rgba(255,255,255,0.025);
    border-radius: 8px;
    border-left: 2px solid var(--gold);
    font-size: 13px;
    animation: fadeSlide 0.3s ease;
}
.log-time { color: var(--text3); font-family: 'Orbitron', monospace; font-size: 11px; flex-shrink: 0; }
.log-text { color: var(--text2); }

@keyframes fadeSlide {
    from { opacity: 0; transform: translateY(-6px); }
    to   { opacity: 1; transform: translateY(0); }
}

/* Playing indicator */
.playing-indicator {
    display: none;
    align-items: center;
    gap: 10px;
    background: rgba(245,158,11,0.1);
    border: 1px solid rgba(245,158,11,0.3);
    padding: 10px 20px;
    border-radius: 30px;
    font-size: 14px;
    color: var(--gold-lt);
    font-weight: 500;
    width: 100%;
    justify-content: center;
}
.bell-icon { font-size: 20px; }
@keyframes bellRing {
    0%,100% { transform: rotate(0deg); }
    10%,30% { transform: rotate(-12deg); }
    20%,40% { transform: rotate(12deg); }
}
.ringing { animation: bellRing 0.8s ease infinite; }

/* Quick Actions */
.quick-actions {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

/* ─── Buttons ────────────────────────────────────────── */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 10px 20px;
    border-radius: 9px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    border: none;
    transition: all 0.2s ease;
    text-decoration: none;
    letter-spacing: 0.3px;
    white-space: nowrap;
    font-family: 'Inter', sans-serif;
}
.btn:active { transform: scale(0.97); }

.btn-primary {
    background: linear-gradient(135deg, var(--blue), var(--blue-dk));
    color: white;
    box-shadow: 0 4px 14px rgba(59,130,246,0.3);
}
.btn-primary:hover { box-shadow: 0 6px 20px rgba(59,130,246,0.4); transform: translateY(-1px); }

.btn-gold {
    background: linear-gradient(135deg, var(--gold), var(--gold-dk));
    color: #1a0e00;
    box-shadow: 0 4px 14px rgba(245,158,11,0.35);
    font-weight: 700;
}
.btn-gold:hover { box-shadow: 0 6px 20px rgba(245,158,11,0.45); transform: translateY(-1px); }

.btn-success {
    background: linear-gradient(135deg, var(--green), #059669);
    color: white;
    box-shadow: 0 4px 14px rgba(16,185,129,0.3);
}
.btn-success:hover { box-shadow: 0 6px 20px rgba(16,185,129,0.4); transform: translateY(-1px); }

.btn-danger {
    background: rgba(239,68,68,0.12);
    color: var(--red-lt);
    border: 1px solid rgba(239,68,68,0.25);
}
.btn-danger:hover { background: rgba(239,68,68,0.22); border-color: var(--red); }

.btn-ghost {
    background: rgba(255,255,255,0.05);
    color: var(--text2);
    border: 1px solid var(--border);
}
.btn-ghost:hover { background: rgba(255,255,255,0.09); color: var(--text); }

.btn-quarter { background: rgba(59,130,246,0.1); color: var(--blue-lt); border: 1px solid rgba(59,130,246,0.25); }
.btn-quarter:hover { background: rgba(59,130,246,0.18); }
.btn-half    { background: rgba(16,185,129,0.1); color: var(--green-lt); border: 1px solid rgba(16,185,129,0.25); }
.btn-half:hover { background: rgba(16,185,129,0.18); }
.btn-three-q { background: rgba(139,92,246,0.1); color: var(--purple-lt); border: 1px solid rgba(139,92,246,0.25); }
.btn-three-q:hover { background: rgba(139,92,246,0.18); }

.btn-sm { padding: 6px 13px; font-size: 12px; border-radius: 7px; }
.btn-full { width: 100%; }
.btn-lg { padding: 14px 32px; font-size: 15px; border-radius: 11px; }

/* ─── Forms ─────────────────────────────────────────── */
.form-group { margin-bottom: 16px; }
.form-label {
    display: block;
    font-size: 12px;
    font-weight: 600;
    color: var(--text2);
    margin-bottom: 7px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.form-control, .form-select {
    width: 100%;
    padding: 11px 14px;
    background: rgba(255,255,255,0.05);
    border: 1px solid var(--border);
    border-radius: 9px;
    color: var(--text);
    font-size: 14px;
    font-family: 'Inter', sans-serif;
    transition: border-color 0.2s, background 0.2s, box-shadow 0.2s;
    outline: none;
    -webkit-appearance: none;
    appearance: none;
}
.form-select {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 24 24' fill='none' stroke='%2394a3b8' stroke-width='2'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    padding-right: 38px;
}
.form-control:focus, .form-select:focus {
    border-color: var(--blue);
    background: rgba(255,255,255,0.07);
    box-shadow: 0 0 0 3px rgba(59,130,246,0.15);
}
.form-select option { background: #1a2035; color: var(--text); }

/* ─── Table ─────────────────────────────────────────── */
.table { width: 100%; border-collapse: collapse; }
.table th {
    padding: 11px 16px;
    text-align: left;
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.8px;
    color: var(--text3);
    border-bottom: 1px solid var(--border);
}
.table td {
    padding: 13px 16px;
    font-size: 14px;
    color: var(--text2);
    border-bottom: 1px solid rgba(255,255,255,0.03);
    vertical-align: middle;
}
.table tr:last-child td { border-bottom: none; }
.table tbody tr:hover td { background: rgba(255,255,255,0.02); }

/* Audio player styling */
audio.mini-player {
    width: 200px;
    height: 30px;
    opacity: 0.75;
    filter: invert(0.75) sepia(0.5) saturate(3) hue-rotate(180deg) brightness(1.1);
}
audio.mini-player:hover { opacity: 1; }

/* ─── Upload Zone ───────────────────────────────────── */
.upload-zone {
    border: 2px dashed rgba(255,255,255,0.12);
    border-radius: 14px;
    padding: 44px 24px;
    text-align: center;
    transition: all 0.25s ease;
    cursor: pointer;
    position: relative;
}
.upload-zone:hover, .upload-zone.drag-over {
    border-color: var(--blue);
    background: rgba(59,130,246,0.05);
}
.upload-zone input[type="file"] {
    position: absolute; inset: 0;
    opacity: 0; cursor: pointer;
    width: 100%; height: 100%;
    z-index: 1;
}
.upload-icon  { font-size: 44px; margin-bottom: 12px; display: block; }
.upload-text  { font-size: 16px; color: var(--text); font-weight: 500; }
.upload-hint  { font-size: 12px; color: var(--text3); margin-top: 5px; }

/* ─── Configurar Slots ──────────────────────────────── */
.slots-config-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-bottom: 28px;
}

.slot-cfg-card {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 18px;
    padding: 24px;
    transition: border-color 0.3s;
    position: relative;
    overflow: hidden;
}
.slot-cfg-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 2px;
    opacity: 0;
    transition: opacity 0.3s;
}
.slot-cfg-card.has-audio::before { opacity: 1; }
.slot-cfg-card.has-audio.cfg-gold::before  { background: linear-gradient(90deg, var(--gold), transparent); }
.slot-cfg-card.has-audio.cfg-blue::before  { background: linear-gradient(90deg, var(--blue), transparent); }
.slot-cfg-card.has-audio.cfg-green::before { background: linear-gradient(90deg, var(--green), transparent); }
.slot-cfg-card.has-audio.cfg-purple::before{ background: linear-gradient(90deg, var(--purple), transparent); }

.slot-cfg-header { display: flex; align-items: flex-start; gap: 14px; margin-bottom: 18px; }
.slot-cfg-icon { font-size: 32px; flex-shrink: 0; line-height: 1; }
.slot-cfg-meta { flex: 1; }
.slot-cfg-title { font-size: 16px; font-weight: 700; color: var(--text); margin-bottom: 4px; }
.slot-cfg-desc  { font-size: 12px; color: var(--text3); line-height: 1.5; }

.slot-badge {
    display: inline-flex;
    align-items: center;
    padding: 3px 10px;
    border-radius: 20px;
    font-size: 10px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 6px;
}
.badge-gold   { background: rgba(245,158,11,0.18); color: var(--gold-lt); }
.badge-blue   { background: rgba(59,130,246,0.18); color: var(--blue-lt); }
.badge-green  { background: rgba(16,185,129,0.18); color: var(--green-lt); }
.badge-purple { background: rgba(139,92,246,0.18); color: var(--purple-lt); }
.badge-ok     { background: rgba(16,185,129,0.15); color: var(--green-lt); }
.badge-empty  { background: rgba(71,85,105,0.3); color: var(--text3); }

.preview-row { display: flex; align-items: center; gap: 8px; margin-top: 12px; }
.preview-row audio { flex: 1; height: 32px; }

/* ─── Schedule Preview ──────────────────────────────── */
.schedule-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 10px;
    margin-top: 18px;
}
.schedule-cell {
    background: rgba(255,255,255,0.03);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 14px 12px;
    text-align: center;
}
.sched-time {
    font-family: 'Orbitron', monospace;
    font-size: 17px;
    color: var(--gold);
    font-weight: 700;
    margin-bottom: 6px;
}
.sched-audio { font-size: 11px; color: var(--text3); margin-top: 5px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }

/* ─── Alerts ────────────────────────────────────────── */
.alert {
    padding: 13px 18px;
    border-radius: 10px;
    font-size: 14px;
    margin-bottom: 22px;
    display: flex;
    align-items: center;
    gap: 10px;
    border: 1px solid;
}
.alert-success {
    background: rgba(16,185,129,0.1);
    border-color: rgba(16,185,129,0.3);
    color: var(--green-lt);
}
.alert-error {
    background: rgba(239,68,68,0.1);
    border-color: rgba(239,68,68,0.3);
    color: var(--red-lt);
}
.alert a { color: inherit; }

/* ─── Unlock Banner ─────────────────────────────────── */
.unlock-banner {
    background: linear-gradient(135deg, rgba(245,158,11,0.12), rgba(59,130,246,0.08));
    border-bottom: 1px solid rgba(245,158,11,0.2);
    padding: 11px 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 14px;
    font-size: 13px;
    color: var(--gold-lt);
    flex-wrap: wrap;
    gap: 10px;
}
.unlock-banner.hidden { display: none; }

/* ─── Animations ─────────────────────────────────────── */
@keyframes blink {
    0%, 100% { opacity: 1; }
    50%       { opacity: 0.3; }
}

@keyframes pulse-ring {
    0%   { transform: scale(0.8); opacity: 0.8; }
    100% { transform: scale(1.5); opacity: 0; }
}

.pulse-ring {
    position: relative;
    display: inline-block;
}
.pulse-ring::after {
    content: '';
    position: absolute;
    inset: -4px;
    border-radius: 50%;
    border: 2px solid var(--gold);
    animation: pulse-ring 1.2s ease infinite;
}

/* ─── Responsive ─────────────────────────────────────── */
@media (max-width: 1100px) {
    .clock-layout { grid-template-columns: 360px 1fr; }
}
@media (max-width: 900px) {
    .clock-layout { grid-template-columns: 1fr; }
    .slots-config-grid { grid-template-columns: 1fr; }
    .slots-grid { grid-template-columns: 1fr; }
    .schedule-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 640px) {
    .container { padding: 20px 16px 40px; }
    .digital-time { font-size: 34px; letter-spacing: 3px; }
    #analogClock { width: 250px; height: 250px; }
    .countdown-value { font-size: 40px; }
    .schedule-grid { grid-template-columns: 1fr 1fr; }
}