/* ===== RESET & ROOT ===== */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }

:root {
    --bg:         #050a14;
    --bg-1:       #080f1e;
    --bg-2:       #0d1524;
    --bg-3:       #121d30;
    --bg-4:       #1a2640;

    --border:     rgba(255,255,255,0.06);
    --border-2:   rgba(255,255,255,0.10);

    --accent:     #00c6ff;
    --accent-2:   #0072ff;
    --accent-glow: rgba(0,198,255,0.12);

    --green:      #10b981;
    --green-dim:  rgba(16,185,129,0.12);
    --green-border: rgba(16,185,129,0.2);
    --red:        #f43f5e;
    --red-dim:    rgba(244,63,94,0.12);
    --red-border: rgba(244,63,94,0.2);
    --yellow:     #f59e0b;

    --text:       #dde6f0;
    --text-2:     #8899aa;
    --text-3:     #445566;

    --font:       'Inter', system-ui, -apple-system, sans-serif;
    --font-mono:  'JetBrains Mono', 'Fira Code', 'Courier New', monospace;

    --r:    10px;
    --r-sm: 6px;
    --r-lg: 14px;
}

/* ===== SCROLLBAR ===== */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--bg-4); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--bg-3); }

/* ===== BODY ===== */
body {
    background-color: var(--bg);
    background-image:
        linear-gradient(rgba(0,198,255,0.013) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0,198,255,0.013) 1px, transparent 1px);
    background-size: 44px 44px;
    color: var(--text);
    font-family: var(--font);
    line-height: 1.5;
    min-height: 100vh;
}

a { color: var(--accent); text-decoration: none; }

/* ===== TICKER TAPE ===== */
.ticker-wrap {
    background: var(--bg-1);
    border-bottom: 1px solid var(--border);
    overflow: hidden;
    height: 34px;
    display: flex;
    align-items: center;
    user-select: none;
}
.ticker-track {
    display: flex;
    animation: ticker-scroll 50s linear infinite;
    width: max-content;
    will-change: transform;
}
.ticker-track:hover { animation-play-state: paused; }
.ticker-item {
    display: flex;
    align-items: center;
    gap: 0.45rem;
    padding: 0 1.25rem;
    font-size: 0.7rem;
    font-family: var(--font-mono);
    border-right: 1px solid var(--border);
    white-space: nowrap;
    height: 34px;
}
.ticker-symbol   { color: var(--text-3); font-weight: 600; letter-spacing: 0.04em; }
.ticker-price    { color: var(--text); font-weight: 700; }
.ticker-change   { font-weight: 600; }
.ticker-change.up   { color: var(--green); }
.ticker-change.down { color: var(--red); }
@keyframes ticker-scroll {
    from { transform: translateX(0); }
    to   { transform: translateX(-50%); }
}

/* ===== NAVBAR ===== */
#navbar {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(5,10,20,0.82);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    border-bottom: 1px solid var(--border);
    height: 54px;
    display: flex;
    align-items: center;
    padding: 0 1.5rem;
}
.nav-inner {
    max-width: 1400px;
    margin: 0 auto;
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--text);
    letter-spacing: -0.4px;
    text-decoration: none;
}
.logo-icon {
    width: 26px;
    height: 26px;
    background: linear-gradient(135deg, var(--accent), var(--accent-2));
    border-radius: 6px;
    display: grid;
    place-items: center;
    font-size: 0.85rem;
    line-height: 1;
}
.logo-dot { color: var(--accent); }

.nav-right { display: flex; align-items: center; gap: 0.875rem; }

.live-badge {
    display: flex;
    align-items: center;
    gap: 0.35rem;
    font-size: 0.65rem;
    font-weight: 700;
    letter-spacing: 0.06em;
    color: var(--green);
    background: var(--green-dim);
    border: 1px solid var(--green-border);
    padding: 0.2rem 0.55rem;
    border-radius: 20px;
}
.live-dot {
    width: 6px; height: 6px;
    background: var(--green);
    border-radius: 50%;
    animation: pulse-live 2s ease-in-out infinite;
}
@keyframes pulse-live {
    0%, 100% { opacity: 1; box-shadow: 0 0 0 0 rgba(16,185,129,0.4); }
    50%       { opacity: 0.6; box-shadow: 0 0 0 4px rgba(16,185,129,0); }
}

.update-time { font-size: 0.7rem; color: var(--text-3); font-family: var(--font-mono); }

.btn-refresh {
    display: flex;
    align-items: center;
    gap: 0.35rem;
    background: rgba(255,255,255,0.03);
    border: 1px solid var(--border-2);
    color: var(--text-2);
    padding: 0.3rem 0.7rem;
    border-radius: var(--r-sm);
    cursor: pointer;
    font-size: 0.75rem;
    font-family: var(--font);
    transition: all 0.2s;
}
.btn-refresh:hover { background: var(--accent-glow); border-color: var(--accent); color: var(--accent); }
.btn-refresh.spinning .btn-refresh-icon { display: inline-block; animation: spin 0.8s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }

/* ===== MAIN ===== */
main { max-width: 1400px; margin: 0 auto; padding: 2rem 1.5rem; display: flex; flex-direction: column; gap: 2.5rem; }

/* ===== SECTION HEADERS ===== */
.section-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 1.1rem; }
.section-title {
    font-size: 0.78rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--text-2);
    display: flex;
    align-items: center;
    gap: 0.6rem;
}
.section-title::before {
    content: '';
    display: block;
    width: 3px;
    height: 14px;
    background: linear-gradient(to bottom, var(--accent), var(--accent-2));
    border-radius: 2px;
    flex-shrink: 0;
}
.section-sub { font-size: 0.68rem; color: var(--text-3); }
.btn-ghost {
    background: transparent;
    border: 1px solid var(--border);
    color: var(--text-3);
    padding: 0.25rem 0.6rem;
    border-radius: var(--r-sm);
    cursor: pointer;
    font-size: 0.72rem;
    font-family: var(--font);
    transition: all 0.2s;
}
.btn-ghost:hover { color: var(--text-2); border-color: var(--border-2); }

/* ===== CARDS GRID ===== */
.cards-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 0.875rem; }

.card {
    background: rgba(255,255,255,0.024);
    border: 1px solid var(--border);
    border-radius: var(--r);
    padding: 1.125rem;
    cursor: pointer;
    position: relative;
    overflow: hidden;
    transition: border-color 0.25s, transform 0.25s, box-shadow 0.25s;
}
/* Top gradient glow (hidden by default) */
.card::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse 80% 60% at 50% -10%, var(--accent-glow), transparent);
    opacity: 0;
    transition: opacity 0.3s;
    pointer-events: none;
}
.card:hover { border-color: rgba(0,198,255,0.28); transform: translateY(-3px); box-shadow: 0 14px 44px rgba(0,0,0,0.5), 0 0 0 1px rgba(0,198,255,0.08); }
.card:hover::before { opacity: 1; }
.card.selected { border-color: var(--accent); box-shadow: 0 0 0 1px var(--accent), 0 12px 44px var(--accent-glow); }
.card.selected::before { opacity: 1; }

.card-top { display: flex; justify-content: space-between; align-items: flex-start; margin-bottom: 0.7rem; }
.card-name { font-size: 0.82rem; font-weight: 600; color: var(--text-2); }
.card-symbol-badge {
    font-size: 0.62rem;
    font-family: var(--font-mono);
    font-weight: 700;
    color: var(--accent);
    background: rgba(0,198,255,0.08);
    border: 1px solid rgba(0,198,255,0.18);
    padding: 0.12rem 0.4rem;
    border-radius: 4px;
    letter-spacing: 0.04em;
}
.card-price {
    font-size: 1.55rem;
    font-weight: 700;
    font-family: var(--font-mono);
    letter-spacing: -0.5px;
    margin-bottom: 0.3rem;
    line-height: 1.1;
}
.card-change {
    display: flex;
    align-items: center;
    gap: 0.35rem;
    font-size: 0.8rem;
    font-weight: 600;
    flex-wrap: wrap;
}
.card-change.up   { color: var(--green); }
.card-change.down { color: var(--red); }
.card-change.flat { color: var(--text-3); }

.badge {
    font-size: 0.66rem;
    font-weight: 700;
    padding: 0.1rem 0.38rem;
    border-radius: 4px;
    font-family: var(--font-mono);
}
.badge.up   { background: var(--green-dim); color: var(--green); border: 1px solid var(--green-border); }
.badge.down { background: var(--red-dim);   color: var(--red);   border: 1px solid var(--red-border); }
.badge.flat { background: rgba(68,85,102,0.2); color: var(--text-3); border: 1px solid var(--border); }

.card-sparkline { height: 40px; margin-top: 0.75rem; }
.card-meta { display: flex; justify-content: space-between; margin-top: 0.5rem; font-size: 0.62rem; color: var(--text-3); }

/* ===== SKELETON ===== */
.card.skel { cursor: default; pointer-events: none; }
.card.skel:hover { transform: none; border-color: var(--border); box-shadow: none; }
.skel-line {
    background: linear-gradient(90deg, var(--bg-2) 25%, var(--bg-3) 50%, var(--bg-2) 75%);
    background-size: 300% 100%;
    animation: shimmer 1.6s ease infinite;
    border-radius: 4px;
}
@keyframes shimmer { 0% { background-position: 150% 0; } 100% { background-position: -150% 0; } }

/* ===== DETAIL SECTION ===== */
.detail-hero-price {
    font-family: var(--font-mono);
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--accent);
}
.detail-symbol-code {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    font-weight: 400;
    color: var(--accent);
    background: rgba(0,198,255,0.07);
    border: 1px solid rgba(0,198,255,0.15);
    padding: 0.1rem 0.4rem;
    border-radius: 4px;
    margin-left: 0.5rem;
}

.detail-layout {
    display: grid;
    grid-template-columns: 1fr 300px;
    gap: 1rem;
    align-items: start;
}

/* Chart panel */
.chart-panel {
    background: rgba(255,255,255,0.02);
    border: 1px solid var(--border);
    border-radius: var(--r);
    padding: 1.25rem;
}
.chart-controls {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
    gap: 0.5rem;
    flex-wrap: wrap;
}
.period-controls { display: flex; gap: 0.3rem; }
.period-btn {
    background: transparent;
    border: 1px solid var(--border);
    color: var(--text-3);
    padding: 0.28rem 0.6rem;
    border-radius: var(--r-sm);
    cursor: pointer;
    font-size: 0.72rem;
    font-family: var(--font);
    transition: all 0.15s;
}
.period-btn:hover { border-color: var(--border-2); color: var(--text-2); }
.period-btn.active {
    background: linear-gradient(135deg, var(--accent) 0%, var(--accent-2) 100%);
    border-color: transparent;
    color: #050a14;
    font-weight: 700;
}
.btn-csv {
    background: var(--green-dim);
    border: 1px solid var(--green-border);
    color: var(--green);
    padding: 0.28rem 0.65rem;
    border-radius: var(--r-sm);
    cursor: pointer;
    font-size: 0.72rem;
    font-family: var(--font);
    font-weight: 600;
    transition: all 0.15s;
}
.btn-csv:hover { background: rgba(16,185,129,0.2); }
.chart-wrap { position: relative; height: 270px; }

/* ===== INDICATORS COLUMN ===== */
.indicators-col { display: flex; flex-direction: column; gap: 0.75rem; }
.ind-card {
    background: rgba(255,255,255,0.02);
    border: 1px solid var(--border);
    border-radius: var(--r);
    padding: 0.875rem;
}
.ind-label {
    font-size: 0.62rem;
    text-transform: uppercase;
    letter-spacing: 0.09em;
    color: var(--text-3);
    font-weight: 700;
    margin-bottom: 0.75rem;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid var(--border);
}

/* RSI Gauge */
.rsi-wrap { display: flex; flex-direction: column; align-items: center; gap: 0.5rem; }
.rsi-wrap svg { width: 100%; max-width: 130px; overflow: visible; }
.rsi-val { font-family: var(--font-mono); font-size: 1.05rem; font-weight: 700; }
.rsi-signal {
    font-size: 0.65rem;
    font-weight: 700;
    letter-spacing: 0.05em;
    padding: 0.15rem 0.5rem;
    border-radius: 20px;
}
.rsi-signal.overbought { background: var(--red-dim);   color: var(--red);   border: 1px solid var(--red-border); }
.rsi-signal.oversold   { background: var(--green-dim); color: var(--green); border: 1px solid var(--green-border); }
.rsi-signal.neutral    { background: rgba(68,85,102,0.2); color: var(--text-2); border: 1px solid var(--border); }

/* Stat rows */
.stat-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.32rem 0;
    border-bottom: 1px solid var(--border);
    font-size: 0.76rem;
    gap: 0.5rem;
}
.stat-row:last-child { border-bottom: none; }
.stat-label { color: var(--text-2); flex-shrink: 0; }
.stat-value { font-family: var(--font-mono); font-weight: 600; text-align: right; }
.stat-value.up     { color: var(--green); }
.stat-value.down   { color: var(--red); }
.stat-value.accent { color: var(--accent); }

/* Range bar */
.range-bar-wrap { margin-bottom: 0.6rem; }
.range-bar-labels { display: flex; justify-content: space-between; font-size: 0.66rem; color: var(--text-2); margin-bottom: 0.4rem; }
.range-bar-labels strong { color: var(--text); font-family: var(--font-mono); }
.range-bar-track {
    height: 5px;
    background: var(--bg-3);
    border-radius: 3px;
    position: relative;
}
.range-bar-fill {
    position: absolute;
    inset: 0;
    border-radius: 3px;
}
.range-bar-marker {
    position: absolute;
    top: 50%;
    width: 11px; height: 11px;
    background: var(--text);
    border: 2px solid var(--bg-2);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    transition: left 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 0 6px rgba(0,0,0,0.5);
}
.range-bar-caption { font-size: 0.62rem; color: var(--text-3); text-align: center; margin-top: 0.35rem; }

/* Trend badge */
.trend-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    font-size: 0.68rem;
    font-weight: 700;
    padding: 0.15rem 0.5rem;
    border-radius: 20px;
    letter-spacing: 0.03em;
}
.trend-badge.bullish { background: var(--green-dim); color: var(--green); }
.trend-badge.bearish { background: var(--red-dim);   color: var(--red); }
.trend-badge.neutral { background: rgba(68,85,102,0.2); color: var(--text-2); }

/* ===== TABLE ===== */
.table-wrap { background: rgba(255,255,255,0.02); border: 1px solid var(--border); border-radius: var(--r); overflow: hidden; }
table { width: 100%; border-collapse: collapse; }
thead tr { background: rgba(255,255,255,0.025); }
th {
    text-align: left;
    padding: 0.65rem 1rem;
    font-size: 0.65rem;
    text-transform: uppercase;
    letter-spacing: 0.07em;
    color: var(--text-3);
    font-weight: 600;
    border-bottom: 1px solid var(--border);
    white-space: nowrap;
}
td { padding: 0.7rem 1rem; border-bottom: 1px solid var(--border); font-size: 0.8rem; white-space: nowrap; }
tbody tr:last-child td { border-bottom: none; }
tbody tr { cursor: pointer; transition: background 0.15s; }
tbody tr:hover { background: rgba(0,198,255,0.025); }
.td-name { font-weight: 600; }
.td-sym {
    font-family: var(--font-mono);
    font-size: 0.65rem;
    font-weight: 700;
    color: var(--accent);
    background: rgba(0,198,255,0.07);
    border: 1px solid rgba(0,198,255,0.14);
    padding: 0.1rem 0.35rem;
    border-radius: 3px;
}
.td-price { font-family: var(--font-mono); font-weight: 600; }
.td-up   { color: var(--green); font-family: var(--font-mono); font-weight: 600; }
.td-down { color: var(--red);   font-family: var(--font-mono); font-weight: 600; }
.td-flat { color: var(--text-3); font-family: var(--font-mono); }
.td-time { font-size: 0.68rem; color: var(--text-3); }

/* ===== NEWS ===== */
.news-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(270px, 1fr)); gap: 0.75rem; }
.news-card {
    background: rgba(255,255,255,0.02);
    border: 1px solid var(--border);
    border-radius: var(--r);
    padding: 0.875rem;
    transition: border-color 0.2s, background 0.2s;
    border-left: 2px solid rgba(0,198,255,0.25);
}
.news-card:hover { border-color: var(--border-2); border-left-color: var(--accent); background: rgba(0,198,255,0.02); }
.news-title { font-size: 0.82rem; font-weight: 500; line-height: 1.4; margin-bottom: 0.45rem; }
.news-title a { color: var(--text); }
.news-title a:hover { color: var(--accent); }
.news-meta { display: flex; justify-content: space-between; font-size: 0.65rem; color: var(--text-3); }
.news-source { color: rgba(0,198,255,0.7); }
.news-empty { grid-column: 1/-1; text-align: center; padding: 2.5rem; color: var(--text-3); font-size: 0.82rem; }

/* ===== FOOTER ===== */
footer {
    border-top: 1px solid var(--border);
    padding: 1.5rem;
    text-align: center;
    font-size: 0.68rem;
    color: var(--text-3);
    margin-top: 1rem;
}

/* ===== SIDEBAR ===== */
.sidebar {
    position: fixed;
    top: 0;
    left: 0;
    width: 320px;
    height: 100vh;
    background: var(--bg-1);
    border-right: 1px solid var(--border);
    z-index: 1000;
    display: flex;
    flex-direction: column;
    transform: translateX(-100%);
    transition: transform 0.3s ease;
    overflow: hidden;
}

.sidebar.open {
    transform: translateX(0);
}

.sidebar-header {
    padding: 1.25rem 1.5rem;
    border-bottom: 1px solid var(--border);
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: var(--bg-2);
}

.sidebar-title {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text);
    margin: 0;
}

.sidebar-toggle {
    background: transparent;
    border: none;
    color: var(--text-3);
    font-size: 1.5rem;
    cursor: pointer;
    padding: 0;
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--r-sm);
    transition: background 0.2s, color 0.2s;
}

.sidebar-toggle:hover {
    background: var(--bg-3);
    color: var(--text);
}

.sidebar-content {
    flex: 1;
    overflow-y: auto;
    padding: 1.5rem;
}

.sidebar-footer {
    padding: 1rem 1.5rem;
    border-top: 1px solid var(--border);
    background: var(--bg-2);
}

.sidebar-update-time {
    font-size: 0.7rem;
    color: var(--text-3);
    text-align: center;
}

/* Items del sidebar */
.sidebar-metal {
    background: var(--bg-2);
    border: 1px solid var(--border);
    border-radius: var(--r);
    padding: 1rem;
    margin-bottom: 0.75rem;
    transition: border-color 0.2s, background 0.2s;
}

.sidebar-metal:hover {
    border-color: var(--border-2);
    background: var(--bg-3);
}

.sidebar-metal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.75rem;
}

.sidebar-metal-name {
    font-weight: 600;
    font-size: 0.9rem;
    color: var(--text);
}

.sidebar-metal-price {
    font-family: var(--font-mono);
    font-weight: 600;
    font-size: 0.9rem;
}

.sidebar-metal-rsi {
    margin-bottom: 0.75rem;
}

.rsi-label {
    display: flex;
    justify-content: space-between;
    font-size: 0.75rem;
    color: var(--text-2);
    margin-bottom: 0.25rem;
}

.rsi-value {
    font-family: var(--font-mono);
    font-weight: 600;
}

.rsi-bar {
    height: 6px;
    background: var(--bg-3);
    border-radius: 3px;
    overflow: hidden;
}

.rsi-fill {
    height: 100%;
    border-radius: 3px;
    transition: width 0.5s ease;
}

.rsi-fill.green { background: var(--green); }
.rsi-fill.yellow { background: var(--yellow); }
.rsi-fill.orange { background: #f97316; }
.rsi-fill.red { background: var(--red); }

.sidebar-metal-signal {
    display: inline-block;
    padding: 0.25rem 0.5rem;
    border-radius: var(--r-sm);
    font-size: 0.75rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.signal-green { background: rgba(16, 185, 129, 0.15); color: var(--green); border: 1px solid rgba(16, 185, 129, 0.3); }
.signal-yellow-green { background: rgba(202, 138, 4, 0.15); color: #f59e0b; border: 1px solid rgba(202, 138, 4, 0.3); }
.signal-yellow { background: rgba(245, 158, 11, 0.15); color: #f59e0b; border: 1px solid rgba(245, 158, 11, 0.3); }
.signal-orange { background: rgba(249, 115, 22, 0.15); color: #f97316; border: 1px solid rgba(249, 115, 22, 0.3); }
.signal-red { background: rgba(244, 63, 94, 0.15); color: var(--red); border: 1px solid rgba(244, 63, 94, 0.3); }
.signal-gray { background: rgba(136, 153, 170, 0.15); color: var(--text-3); border: 1px solid rgba(136, 153, 170, 0.3); }

.sidebar-metal-summary {
    font-size: 0.75rem;
    color: var(--text-2);
    line-height: 1.4;
    margin-bottom: 0.5rem;
}

.sidebar-metal-trend {
    display: flex;
    align-items: center;
    gap: 0.25rem;
    font-size: 0.75rem;
    color: var(--text-2);
}

.trend-up { color: var(--green); }
.trend-down { color: var(--red); }
.trend-neutral { color: var(--text-3); }

/* Overlay para móvil */
.sidebar-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    z-index: 999;
    display: none;
    backdrop-filter: blur(2px);
}

.sidebar-overlay.visible {
    display: block;
}

/* Botón hamburguesa */
.sidebar-hamburger {
    position: fixed;
    top: 1rem;
    left: 1rem;
    width: 40px;
    height: 40px;
    background: var(--bg-2);
    border: 1px solid var(--border);
    border-radius: var(--r);
    z-index: 998;
    display: none;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 4px;
    cursor: pointer;
    transition: background 0.2s, border-color 0.2s;
}

.sidebar-hamburger:hover {
    background: var(--bg-3);
    border-color: var(--border-2);
}

.hamburger-line {
    width: 18px;
    height: 2px;
    background: var(--text);
    border-radius: 1px;
    transition: transform 0.3s;
}

.sidebar-loading {
    text-align: center;
    padding: 2rem;
    color: var(--text-3);
    font-size: 0.85rem;
}

/* Ajustar contenido principal cuando sidebar está abierto */
main {
    transition: margin-left 0.3s ease;
}

.sidebar-open + main {
    margin-left: 320px;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 960px) {
    .detail-layout { grid-template-columns: 1fr; }
    .indicators-col { display: grid; grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 640px) {
    main { padding: 1.25rem 1rem; }
    .cards-grid { grid-template-columns: repeat(2, 1fr); }
    #navbar { padding: 0 1rem; }
    .live-badge { display: none; }
    .indicators-col { grid-template-columns: 1fr; }
    .detail-hero-price { font-size: 1.1rem; }
    
    /* Sidebar en móvil */
    .sidebar {
        width: 280px;
        transform: translateX(-100%);
    }
    
    .sidebar.open {
        transform: translateX(0);
    }
    
    .sidebar-hamburger {
        display: flex;
    }
    
    .sidebar-open + main {
        margin-left: 0;
    }
}
@media (max-width: 400px) {
    .cards-grid { grid-template-columns: 1fr; }
    
    .sidebar {
        width: 100%;
    }
}