/* =============================================================
   CryptoRadar — Design System
   Aesthetic: Dark terminal-futuristic with amber accent
   Fonts: Syne (display) + Space Mono (data/mono)
   ============================================================= */

/* ─── CUSTOM PROPERTIES ──────────────────────────────────────── */
:root {
    --font-display: 'Syne', sans-serif;
    --font-mono: 'Space Mono', monospace;

    /* Accent */
    --accent:       #f0a500;
    --accent-dim:   #c07f00;
    --accent-glow:  rgba(240, 165, 0, 0.18);
    --accent-rgb:   240, 165, 0;

    /* Status */
    --color-up:     #22d492;
    --color-down:   #f04060;
    --color-neutral:#8899bb;
    --color-buy:    #22d492;
    --color-sell:   #f04060;

    /* Animation */
    --ease-out-expo: cubic-bezier(0.16, 1, 0.3, 1);
    --ease-snap:     cubic-bezier(0.34, 1.56, 0.64, 1);
}

/* ─── DARK THEME (default) ───────────────────────────────────── */
[data-theme="dark"] {
    --bg:           #080c12;
    --bg-2:         #0d1422;
    --bg-3:         #131c2e;
    --bg-card:      rgba(13, 20, 34, 0.85);
    --border:       rgba(255,255,255,0.07);
    --border-accent:rgba(240, 165, 0, 0.3);
    --text:         #e8edf5;
    --text-muted:   #566880;
    --text-dim:     #8899bb;
    --shadow:       0 8px 40px rgba(0,0,0,0.55);
    --grid-color:   rgba(255,255,255,0.03);
    --navbar-bg:    rgba(8, 12, 18, 0.9);
}

/* ─── LIGHT THEME ────────────────────────────────────────────── */
[data-theme="light"] {
    --bg:           #f0f4ff;
    --bg-2:         #e5ecf8;
    --bg-3:         #dce5f5;
    --bg-card:      rgba(255, 255, 255, 0.9);
    --border:       rgba(0,0,0,0.08);
    --border-accent:rgba(192, 127, 0, 0.3);
    --text:         #0d1422;
    --text-muted:   #8090b0;
    --text-dim:     #556080;
    --shadow:       0 4px 24px rgba(0,0,0,0.10);
    --grid-color:   rgba(0,0,0,0.04);
    --navbar-bg:    rgba(240, 244, 255, 0.92);
}

/* ─── RESET ──────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
    font-family: var(--font-mono);
    background: var(--bg);
    color: var(--text);
    min-height: 100vh;
    overflow-x: hidden;
    transition: background 0.3s, color 0.3s;
    -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }
ul { list-style: none; }
img { display: block; max-width: 100%; }
input, select, textarea { font-family: inherit; }

/* ─── TYPOGRAPHY ─────────────────────────────────────────────── */
h1, h2, h3, h4, h5 {
    font-family: var(--font-display);
    font-weight: 700;
    line-height: 1.1;
    letter-spacing: -0.02em;
}
h1 { font-size: clamp(2.2rem, 5vw, 4rem); font-weight: 800; }
h2 { font-size: clamp(1.5rem, 3vw, 2.2rem); }
h3 { font-size: 1.2rem; }
p  { line-height: 1.7; color: var(--text-dim); font-size: 0.9rem; }

/* ─── LAYOUT ─────────────────────────────────────────────────── */
.container {
    width: 100%;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 1.5rem;
}
.d-inline { display: inline; }

/* ─── ANIMATED BACKGROUND GRID ───────────────────────────────── */
.bg-grid {
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: 0;
    overflow: hidden;
}
.bg-grid__lines {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(var(--grid-color) 1px, transparent 1px),
        linear-gradient(90deg, var(--grid-color) 1px, transparent 1px);
    background-size: 48px 48px;
    animation: gridDrift 60s linear infinite;
}
.bg-grid__glow {
    position: absolute;
    width: 60vw; height: 60vw;
    top: -20vw; left: 50%;
    transform: translateX(-50%);
    background: radial-gradient(circle, var(--accent-glow) 0%, transparent 70%);
    animation: glowPulse 8s ease-in-out infinite;
}
@keyframes gridDrift { to { background-position: 48px 48px; } }
@keyframes glowPulse { 0%,100% { opacity: 0.6; transform: translateX(-50%) scale(1); } 50% { opacity: 1; transform: translateX(-50%) scale(1.1); } }

body > *:not(.bg-grid) { position: relative; z-index: 1; }

/* ─── NAVBAR ─────────────────────────────────────────────────── */
.navbar {
    position: sticky;
    top: 0;
    z-index: 1000 !important;
    background: var(--navbar-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
    transition: background 0.3s, border-color 0.3s;
}
.navbar__inner {
    display: flex;
    align-items: center;
    gap: 1rem;
    height: 60px;
}
.navbar__logo {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    color: var(--text);
    flex-shrink: 0;
    transition: opacity 0.2s;
}
.navbar__logo:hover { opacity: 0.8; }
.navbar__logo-icon {
    color: var(--accent);
    display: flex;
    align-items: center;
}
.navbar__logo-text {
    font-family: var(--font-display);
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text);
    letter-spacing: -0.01em;
}
.navbar__logo-text strong { color: var(--accent); font-weight: 800; }

.navbar__menu {
    display: flex;
    gap: 0;
    margin-left: 1.5rem;
    flex: 1;
}
.navbar__link {
    display: block;
    padding: 0 0.9rem;
    height: 60px;
    line-height: 60px;
    font-size: 0.78rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--text-dim);
    transition: color 0.2s;
    position: relative;
}
.navbar__link::after {
    content: '';
    position: absolute;
    bottom: 0; left: 0.9rem; right: 0.9rem;
    height: 2px;
    background: var(--accent);
    transform: scaleX(0);
    transition: transform 0.25s var(--ease-out-expo);
}
.navbar__link:hover { color: var(--text); }
.navbar__link.is-active { color: var(--accent); }
.navbar__link.is-active::after,
.navbar__link:hover::after { transform: scaleX(1); }

.navbar__controls {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-left: auto;
}
.navbar__hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    width: 32px;
    padding: 4px;
}
.navbar__hamburger span {
    display: block;
    height: 2px;
    background: var(--text);
    border-radius: 2px;
    transition: transform 0.3s, opacity 0.3s;
}
.navbar__hamburger.is-open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.navbar__hamburger.is-open span:nth-child(2) { opacity: 0; }
.navbar__hamburger.is-open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ─── CONTROL BUTTONS ────────────────────────────────────────── */
.ctrl-btn {
    display: flex;
    align-items: center;
    gap: 0.3rem;
    padding: 0.4rem 0.6rem;
    color: var(--text-dim);
    border-radius: 6px;
    font-size: 0.75rem;
    transition: color 0.2s, background 0.2s;
}
.ctrl-btn:hover { color: var(--text); background: var(--bg-3); }

/* ─── LANGUAGE DROPDOWN ──────────────────────────────────────── */
.lang-dropdown { position: relative; }
.lang-flag { font-size: 0.7rem; font-weight: 700; letter-spacing: 0.05em; font-family: var(--font-mono); }
.lang-dropdown__chevron { transition: transform 0.2s; }
.lang-dropdown.is-open .lang-dropdown__chevron { transform: rotate(180deg); }
.lang-dropdown__menu {
    position: absolute;
    top: calc(100% + 8px);
    right: 0;
    background: var(--bg-2);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 0.35rem;
    min-width: 110px;
    opacity: 0;
    pointer-events: none;
    transform: translateY(-6px);
    transition: opacity 0.2s, transform 0.2s;
    box-shadow: var(--shadow);
}
.lang-dropdown.is-open .lang-dropdown__menu {
    opacity: 1;
    pointer-events: all;
    transform: translateY(0);
}
.lang-dropdown__menu a {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.4rem 0.6rem;
    border-radius: 5px;
    font-size: 0.75rem;
    color: var(--text-dim);
    transition: background 0.15s, color 0.15s;
}
.lang-dropdown__menu a:hover,
.lang-dropdown__menu a.is-active { background: var(--bg-3); color: var(--text); }
.lang-dropdown__menu a.is-active { color: var(--accent); }

/* ─── BUTTONS ────────────────────────────────────────────────── */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.6rem 1.2rem;
    border-radius: 7px;
    font-family: var(--font-display);
    font-weight: 600;
    font-size: 0.85rem;
    letter-spacing: 0.01em;
    transition: all 0.2s;
    white-space: nowrap;
}
.btn--sm { padding: 0.4rem 0.9rem; font-size: 0.78rem; }
.btn--lg { padding: 0.85rem 2rem; font-size: 0.95rem; }
.btn--primary {
    background: var(--accent);
    color: #080c12;
    box-shadow: 0 0 20px rgba(var(--accent-rgb), 0.3);
}
.btn--primary:hover {
    background: #ffbb20;
    transform: translateY(-1px);
    box-shadow: 0 0 30px rgba(var(--accent-rgb), 0.5);
}
.btn--ghost {
    border: 1px solid var(--border);
    color: var(--text-dim);
    background: transparent;
}
.btn--ghost:hover { border-color: var(--accent); color: var(--accent); }
.btn--outline {
    border: 1px solid var(--accent);
    color: var(--accent);
    background: transparent;
}
.btn--outline:hover { background: var(--accent-glow); }
.btn--danger { background: var(--color-down); color: white; }
.btn--full { width: 100%; justify-content: center; }

/* ─── CARDS ──────────────────────────────────────────────────── */
.card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 1.5rem;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    transition: border-color 0.25s, box-shadow 0.25s;
}
.card:hover { border-color: var(--border-accent); box-shadow: 0 0 30px rgba(var(--accent-rgb), 0.07); }
.card--flat { backdrop-filter: none; background: var(--bg-2); }

/* ─── SECTION ────────────────────────────────────────────────── */
.section { padding: 4rem 0; }
.section__header { margin-bottom: 2.5rem; }
.section__header h2 { margin-bottom: 0.5rem; }
.section__label {
    display: inline-block;
    font-size: 0.7rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--accent);
    font-family: var(--font-mono);
    margin-bottom: 0.5rem;
}

/* ─── BADGE ──────────────────────────────────────────────────── */
.badge {
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
    padding: 0.2rem 0.6rem;
    border-radius: 50px;
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 0.05em;
    text-transform: uppercase;
}
.badge--up    { background: rgba(34,212,146,0.15); color: var(--color-up); }
.badge--down  { background: rgba(240,64,96,0.15); color: var(--color-down); }
.badge--buy   { background: rgba(34,212,146,0.15); color: var(--color-buy); }
.badge--sell  { background: rgba(240,64,96,0.15); color: var(--color-sell); }
.badge--neutral { background: rgba(136,153,187,0.15); color: var(--color-neutral); }
.badge--positive { background: rgba(34,212,146,0.15); color: var(--color-up); }
.badge--negative { background: rgba(240,64,96,0.15); color: var(--color-down); }
.badge--accent { background: var(--accent-glow); color: var(--accent); }

/* ─── SIGNAL TABLE ───────────────────────────────────────────── */
.signal-table-wrap {
    overflow-x: auto;
    border-radius: 12px;
    border: 1px solid var(--border);
}
.signal-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.82rem;
}
.signal-table thead th {
    padding: 0.85rem 1rem;
    text-align: left;
    font-size: 0.68rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--text-muted);
    font-family: var(--font-mono);
    border-bottom: 1px solid var(--border);
    white-space: nowrap;
}
.signal-table tbody td {
    padding: 0.75rem 1rem;
    border-bottom: 1px solid var(--border);
    font-family: var(--font-mono);
    font-size: 0.8rem;
    white-space: nowrap;
}
.signal-table tbody tr:last-child td { border-bottom: none; }
.signal-table tbody tr {
    transition: background 0.15s;
    animation: rowIn 0.35s var(--ease-out-expo) both;
}
.signal-table tbody tr:hover { background: rgba(255,255,255,0.025); }
@keyframes rowIn {
    from { opacity: 0; transform: translateX(-10px); }
    to   { opacity: 1; transform: translateX(0); }
}
.signal-table .pair-cell { font-weight: 700; color: var(--text); }
.signal-table .time-cell { color: var(--text-muted); font-size: 0.75rem; }
.signal-table .num-cell { font-variant-numeric: tabular-nums; }

/* ─── FILTER BAR ─────────────────────────────────────────────── */
.filter-bar {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    align-items: center;
    margin-bottom: 1.5rem;
    padding: 1rem 1.25rem;
    background: var(--bg-2);
    border: 1px solid var(--border);
    border-radius: 10px;
}
.filter-bar__label {
    font-size: 0.68rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--text-muted);
    font-family: var(--font-mono);
    margin-right: 0.25rem;
}
.filter-group {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}
.form-select, .form-input {
    background: var(--bg-3);
    border: 1px solid var(--border);
    border-radius: 7px;
    color: var(--text);
    font-family: var(--font-mono);
    font-size: 0.78rem;
    padding: 0.4rem 0.75rem;
    outline: none;
    transition: border-color 0.2s, box-shadow 0.2s;
    height: 34px;
    appearance: none;
    -webkit-appearance: none;
}
.form-select {
    padding-right: 1.8rem;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6' fill='%23566880'%3E%3Cpath d='M1 1l4 4 4-4'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 0.6rem center;
    cursor: pointer;
}
.form-select:focus, .form-input:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-glow);
}
.form-input::placeholder { color: var(--text-muted); }

/* ─── TABS ───────────────────────────────────────────────────── */
.tabs {
    display: flex;
    gap: 0;
    border-bottom: 1px solid var(--border);
    margin-bottom: 1.5rem;
    overflow-x: auto;
}
.tabs::-webkit-scrollbar { display: none; }
.tab-btn {
    padding: 0.75rem 1.25rem;
    font-family: var(--font-display);
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--text-dim);
    border-bottom: 2px solid transparent;
    white-space: nowrap;
    transition: color 0.2s, border-color 0.2s;
    margin-bottom: -1px;
}
.tab-btn:hover { color: var(--text); }
.tab-btn.is-active { color: var(--accent); border-bottom-color: var(--accent); }

.tab-panel { display: none; }
.tab-panel.is-active { display: block; animation: fadeUp 0.3s var(--ease-out-expo); }
@keyframes fadeUp { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: translateY(0); } }

/* ─── LIVE INDICATOR ─────────────────────────────────────────── */
.live-dot {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    font-size: 0.7rem;
    font-family: var(--font-mono);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-up);
}
.live-dot::before {
    content: '';
    width: 7px; height: 7px;
    border-radius: 50%;
    background: var(--color-up);
    animation: livePulse 1.5s ease-in-out infinite;
}
@keyframes livePulse {
    0%,100% { opacity: 1; box-shadow: 0 0 0 0 rgba(34,212,146,0.4); }
    50% { opacity: 0.7; box-shadow: 0 0 0 5px rgba(34,212,146,0); }
}

/* ─── LOADING SPINNER ────────────────────────────────────────── */
.spinner {
    width: 28px; height: 28px;
    border: 2px solid var(--border);
    border-top-color: var(--accent);
    border-radius: 50%;
    animation: spin 0.7s linear infinite;
    margin: 0 auto;
}
@keyframes spin { to { transform: rotate(360deg); } }
.loading-row td { text-align: center; padding: 2rem; }

/* ─── EMPTY STATE ────────────────────────────────────────────── */
.empty-state {
    text-align: center;
    padding: 3rem 1.5rem;
    color: var(--text-muted);
    font-size: 0.82rem;
}
.empty-state svg { margin: 0 auto 1rem; opacity: 0.3; }

/* ─── ALERTS ─────────────────────────────────────────────────── */
.alert {
    padding: 0.85rem 1.2rem;
    border-radius: 8px;
    font-size: 0.82rem;
    margin-bottom: 1rem;
    border-left: 3px solid;
    animation: fadeIn 0.3s ease;
}
.alert--success { background: rgba(34,212,146,0.1); border-color: var(--color-up); color: var(--color-up); }
.alert--error   { background: rgba(240,64,96,0.1); border-color: var(--color-down); color: var(--color-down); }
@keyframes fadeIn { from { opacity: 0; transform: translateY(-8px); } to { opacity: 1; transform: translateY(0); } }

/* ─── HERO SECTION ───────────────────────────────────────────── */
.hero {
    padding: 5rem 0 4rem;
    text-align: center;
    position: relative;
}
.hero__eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.72rem;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--accent);
    font-family: var(--font-mono);
    margin-bottom: 1.2rem;
    padding: 0.3rem 0.8rem;
    border: 1px solid var(--border-accent);
    border-radius: 50px;
    background: var(--accent-glow);
}
.hero h1 { margin-bottom: 1rem; }
.hero h1 span { color: var(--accent); }
.hero__sub { max-width: 560px; margin: 0 auto 2rem; font-size: 1rem; }
.hero__cta { display: flex; gap: 0.75rem; justify-content: center; flex-wrap: wrap; }

/* ─── STATS ROW ──────────────────────────────────────────────── */
.stats-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 1rem;
    margin-top: 3rem;
}
.stat-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 1.25rem;
    text-align: center;
    backdrop-filter: blur(10px);
    transition: border-color 0.2s, transform 0.2s;
}
.stat-card:hover { border-color: var(--border-accent); transform: translateY(-2px); }
.stat-card__value {
    font-family: var(--font-display);
    font-size: 2rem;
    font-weight: 800;
    color: var(--accent);
    line-height: 1;
    margin-bottom: 0.3rem;
}
.stat-card__label { font-size: 0.72rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--text-muted); }

/* ─── FEATURE GRID ───────────────────────────────────────────── */
.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.25rem;
}
.feature-card {
    padding: 1.75rem;
    border-radius: 12px;
    border: 1px solid var(--border);
    background: var(--bg-card);
    position: relative;
    overflow: hidden;
    transition: border-color 0.25s, transform 0.25s;
    animation: cardIn 0.6s var(--ease-out-expo) both;
}
.feature-card:hover { border-color: var(--border-accent); transform: translateY(-3px); }
.feature-card__icon {
    width: 44px; height: 44px;
    border-radius: 10px;
    background: var(--accent-glow);
    border: 1px solid var(--border-accent);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent);
    margin-bottom: 1rem;
}
.feature-card h3 { font-family: var(--font-display); font-size: 1rem; font-weight: 700; margin-bottom: 0.5rem; color: var(--text); }
.feature-card p { font-size: 0.82rem; }
@keyframes cardIn { from { opacity: 0; transform: translateY(20px); } to { opacity: 1; transform: translateY(0); } }

/* ─── TICKER TAPE ────────────────────────────────────────────── */
.ticker-wrap {
    overflow: hidden;
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
    padding: 0.6rem 0;
    background: var(--bg-2);
    margin: 2rem 0;
}
.ticker-track {
    display: flex;
    gap: 2.5rem;
    animation: tickerScroll 30s linear infinite;
    width: max-content;
}
.ticker-track:hover { animation-play-state: paused; }
.ticker-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    white-space: nowrap;
    color: var(--text-dim);
}
.ticker-item strong { color: var(--text); }
.ticker-item .up { color: var(--color-up); }
.ticker-item .dn { color: var(--color-down); }
@keyframes tickerScroll { to { transform: translateX(-50%); } }

/* ─── NEWS CARDS ─────────────────────────────────────────────── */
.news-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 1.25rem;
    margin-top: 0;
}
.news-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 1.25rem;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    transition: border-color 0.25s, transform 0.25s;
    animation: cardIn 0.4s var(--ease-out-expo) both;
}
.news-card:hover { border-color: var(--border-accent); transform: translateY(-2px); }
.news-card__meta { display: flex; align-items: center; justify-content: space-between; }
.news-card__title {
    font-family: var(--font-display);
    font-size: 0.92rem;
    font-weight: 600;
    color: var(--text);
    line-height: 1.4;
    flex: 1;
}
.news-card__title a:hover { color: var(--accent); }
.news-card__time { font-size: 0.72rem; color: var(--text-muted); font-family: var(--font-mono); }
.news-card__categories { display: flex; flex-wrap: wrap; gap: 0.35rem; }
.news-card__category {
    font-size: 0.65rem;
    padding: 0.15rem 0.5rem;
    border-radius: 4px;
    background: var(--bg-3);
    color: var(--text-dim);
    letter-spacing: 0.05em;
    text-transform: uppercase;
    font-family: var(--font-mono);
}

/* ─── AUTH FORMS ─────────────────────────────────────────────── */
.auth-wrap {
    min-height: calc(100vh - 60px);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem 1.5rem;
}
.auth-card {
    width: 100%;
    max-width: 420px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 2.5rem;
    backdrop-filter: blur(10px);
    animation: authIn 0.5s var(--ease-out-expo);
}
@keyframes authIn { from { opacity: 0; transform: translateY(30px) scale(0.97); } to { opacity: 1; transform: translateY(0) scale(1); } }
.auth-card__header { margin-bottom: 2rem; }
.auth-card__header h1 { font-size: 1.8rem; margin-bottom: 0.4rem; }
.auth-card__header p { font-size: 0.85rem; }

.form-group { margin-bottom: 1.2rem; }
.form-label {
    display: block;
    font-size: 0.72rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--text-muted);
    margin-bottom: 0.4rem;
    font-family: var(--font-mono);
}
.form-input--full {
    width: 100%;
    height: 44px;
    padding: 0 1rem;
    background: var(--bg-3);
    border: 1px solid var(--border);
    border-radius: 8px;
    color: var(--text);
    font-family: var(--font-mono);
    font-size: 0.85rem;
    outline: none;
    transition: border-color 0.2s, box-shadow 0.2s;
}
.form-input--full:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-glow);
}
.form-input--full.is-error { border-color: var(--color-down); }
.form-error { font-size: 0.75rem; color: var(--color-down); margin-top: 0.3rem; }

.form-check {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    cursor: pointer;
    font-size: 0.8rem;
    color: var(--text-dim);
}
.form-check input[type="checkbox"] { accent-color: var(--accent); }

.auth-divider {
    text-align: center;
    position: relative;
    margin: 1.5rem 0;
    color: var(--text-muted);
    font-size: 0.75rem;
}
.auth-divider::before {
    content: '';
    position: absolute;
    top: 50%; left: 0; right: 0;
    height: 1px;
    background: var(--border);
}
.auth-divider span { background: var(--bg-card); padding: 0 0.75rem; position: relative; }

/* ─── PROFILE ────────────────────────────────────────────────── */
.profile-header {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    padding: 2rem;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 14px;
    margin-bottom: 2rem;
}
.profile-avatar {
    width: 72px; height: 72px;
    border-radius: 50%;
    background: var(--accent-glow);
    border: 2px solid var(--border-accent);
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-display);
    font-size: 1.8rem;
    font-weight: 800;
    color: var(--accent);
    flex-shrink: 0;
}
.profile-name { font-family: var(--font-display); font-size: 1.4rem; font-weight: 700; }
.profile-email { font-size: 0.8rem; color: var(--text-muted); font-family: var(--font-mono); }

/* ─── FOOTER ─────────────────────────────────────────────────── */
.footer {
    border-top: 1px solid var(--border);
    padding: 2rem 0;
    margin-top: 4rem;
}
.footer__inner {
    display: flex;
    align-items: center;
    gap: 2rem;
    flex-wrap: wrap;
}
.footer__brand { flex: 1; min-width: 180px; }
.footer__brand .navbar__logo-text { margin-bottom: 0.3rem; display: block; }
.footer__brand p { font-size: 0.78rem; margin-top: 0.3rem; }
.footer__links { display: flex; gap: 1.5rem; }
.footer__links a { font-size: 0.78rem; color: var(--text-muted); transition: color 0.2s; }
.footer__links a:hover { color: var(--accent); }
.footer__copy { font-size: 0.72rem; color: var(--text-muted); margin-left: auto; font-family: var(--font-mono); }

/* ─── MAIN CONTENT ───────────────────────────────────────────── */
.main-content { min-height: calc(100vh - 120px); padding-top: 0; }

/* ─── SCROLLBAR ──────────────────────────────────────────────── */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--bg-3); border-radius: 10px; }
::-webkit-scrollbar-thumb:hover { background: var(--accent-dim); }

/* ─── PAGINATION ─────────────────────────────────────────────── */
.data-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-top: 1rem;
    font-size: 0.75rem;
    color: var(--text-muted);
    font-family: var(--font-mono);
}
.data-count span { color: var(--text-dim); }

/* ─── AUTO-REFRESH TOGGLE ────────────────────────────────────── */
.refresh-toggle {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.72rem;
    color: var(--text-muted);
    font-family: var(--font-mono);
    cursor: pointer;
}
.toggle-switch {
    width: 32px; height: 18px;
    background: var(--bg-3);
    border-radius: 50px;
    position: relative;
    transition: background 0.2s;
    cursor: pointer;
    flex-shrink: 0;
}
.toggle-switch.is-on { background: var(--color-up); }
.toggle-switch::after {
    content: '';
    position: absolute;
    left: 2px; top: 2px;
    width: 14px; height: 14px;
    border-radius: 50%;
    background: white;
    transition: transform 0.2s var(--ease-snap);
}
.toggle-switch.is-on::after { transform: translateX(14px); }

/* ─── RESPONSIVE ─────────────────────────────────────────────── */
@media (max-width: 768px) {
    .navbar__menu {
        position: fixed;
        top: 60px; left: 0; right: 0;
        background: var(--navbar-bg);
        backdrop-filter: blur(20px);
        border-bottom: 1px solid var(--border);
        flex-direction: column;
        gap: 0;
        padding: 0.5rem;
        transform: translateY(-100%);
        opacity: 0;
        pointer-events: none;
        transition: transform 0.3s var(--ease-out-expo), opacity 0.3s;
        margin-left: 0;
    }
    .navbar__menu.is-open {
        transform: translateY(0);
        opacity: 1;
        pointer-events: all;
    }
    .navbar__link { height: auto; line-height: normal; padding: 0.8rem 1rem; }
    .navbar__link::after { display: none; }
    .navbar__hamburger { display: flex; }

    .hero { padding: 3rem 0 2rem; }
    .stats-row { grid-template-columns: repeat(2, 1fr); }
    .filter-bar { flex-direction: column; align-items: flex-start; }
    .profile-header { flex-direction: column; text-align: center; }
    .footer__inner { flex-direction: column; align-items: flex-start; gap: 1rem; }
    .footer__copy { margin-left: 0; }
    .tabs { gap: 0; }
    .tab-btn { padding: 0.6rem 0.9rem; font-size: 0.78rem; }
}

@media (max-width: 480px) {
    .stats-row { grid-template-columns: 1fr 1fr; }
    .hero h1 { font-size: 2rem; }
    .auth-card { padding: 1.75rem; }
    .signal-table thead th, .signal-table tbody td { padding: 0.6rem 0.75rem; }
}

/* ─── UTILITY ────────────────────────────────────────────────── */
.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mt-4 { margin-top: 2rem; }
.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.text-center { text-align: center; }
.text-muted { color: var(--text-muted); }
.text-accent { color: var(--accent); }
.flex { display: flex; }
.flex-center { display: flex; align-items: center; justify-content: center; }
.gap-1 { gap: 0.5rem; }
.gap-2 { gap: 1rem; }
.w-full { width: 100%; }

/* ═══════════════════════════════════════════════════════════════
   NEW-ITEM HIGHLIGHT
   ═══════════════════════════════════════════════════════════════ */

@keyframes newRowIn {
    0%   { background-color: rgba(255, 210, 0, 0.32); }
    60%  { background-color: rgba(255, 210, 0, 0.18); }
    100% { background-color: rgba(255, 210, 0, 0.08); }
}

/* Table row highlight — persists at low opacity until hover/timer */
tr.is-new {
    background-color: rgba(255, 210, 0, 0.44) !important;
    animation: newRowIn 1.4s ease forwards;
}
tr.is-new td {
    /* keep text readable against yellow tint in both themes */
    color: var(--text) !important;
}

/* News card highlight */
.news-card.is-new {
    border-color: rgb(179, 145, 0) !important;
    background-color: rgba(255, 210, 0, 0.32) !important;
    box-shadow: 0 0 0 2px rgba(255, 210, 0, 0.14), var(--shadow-card, 0 2px 12px rgba(0,0,0,.25)) !important;
    animation: newRowIn 1.4s ease forwards;
}

/* ═══════════════════════════════════════════════════════════════
   SIGNALS NAV DROPDOWN
   ═══════════════════════════════════════════════════════════════ */

.signals-nav-dd { position: relative; display: flex; align-items: center; }

/* The trigger is styled like a navbar__link but is a <button> */
.signals-nav-dd__btn {
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
    height: 100%;
    padding: 0 0.25rem;
    background: none;
    border: none;
    cursor: pointer;
    font-family: inherit;
    font-size: 0.85rem;
    font-weight: 500;
    letter-spacing: 0.01em;
    color: var(--text-dim);
    position: relative;
    transition: color 0.2s;
    white-space: nowrap;
}
.signals-nav-dd__btn::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--accent);
    border-radius: 2px;
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.25s var(--ease-out-expo, cubic-bezier(.16,1,.3,1));
}
.signals-nav-dd__btn:hover               { color: var(--text); }
.signals-nav-dd__btn.is-active           { color: var(--accent); }
.signals-nav-dd__btn.is-active::after,
.signals-nav-dd__btn:hover::after        { transform: scaleX(1); }

.signals-nav-dd__chevron {
    flex-shrink: 0;
    transition: transform 0.22s;
    opacity: 0.7;
}
.signals-nav-dd.is-open .signals-nav-dd__chevron { transform: rotate(180deg); }

/* Dropdown menu */
.signals-nav-dd__menu {
    position: absolute;
    top: calc(100% + 10px);
    left: 50%;
    transform: translateX(-50%) translateY(-6px);
    min-width: 195px;
    list-style: none;
    padding: 0.35rem;
    margin: 0;
    background: var(--bg-2);
    border: 1px solid var(--border);
    border-radius: 10px;
    box-shadow: var(--shadow);
    z-index: 200;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.18s, transform 0.2s var(--ease-out-expo, cubic-bezier(.16,1,.3,1));
}
.signals-nav-dd.is-open .signals-nav-dd__menu {
    opacity: 1;
    pointer-events: all;
    transform: translateX(-50%) translateY(0);
}
.signals-nav-dd__menu a {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.52rem 0.85rem;
    border-radius: 6px;
    font-size: 0.82rem;
    font-weight: 500;
    color: var(--text-dim);
    text-decoration: none;
    transition: background 0.14s, color 0.14s;
}
.signals-nav-dd__menu a svg { opacity: 0.65; flex-shrink: 0; }
.signals-nav-dd__menu a:hover       { background: var(--bg-3); color: var(--text); }
.signals-nav-dd__menu a.is-active   { color: var(--accent); background: var(--accent-glow); }
.signals-nav-dd__menu a.is-active svg { opacity: 1; }

.pair-link {
    color: var(--accent);
}