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

:root {
    --color-navy: #0F172A;
    --color-slate: #1E293B;
    --color-gold: #D4AF37;
    --color-gold-light: #E8C84A;
    --color-gold-dim: #A8890A;
    --color-gold-muted: rgba(212, 175, 55, 0.12);
    --color-silver: #C0C0C0;
    --color-silver-dim: #94A3B8;
    --color-danger: #EF4444;
    --color-success: #10B981;
    --font-sans: 'Inter', -apple-system, sans-serif;
    --font-mono: 'JetBrains Mono', monospace;
}

html,
body {
    height: 100%;
}

body {
    font-family: var(--font-sans);
    background: var(--color-navy);
    display: flex;
    min-height: 100vh;
    overflow: hidden;
}

/* ── LEFT BANNER ── */
.auth-banner {
    flex: 0 0 50%;
    position: relative;
    background: linear-gradient(145deg, #0A0F1E 0%, #0F172A 40%, #1a2540 100%);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 48px 40px;
    overflow: hidden;
}

/* Animated grid lines */
.banner-grid {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(212, 175, 55, 0.06) 1px, transparent 1px),
        linear-gradient(90deg, rgba(212, 175, 55, 0.06) 1px, transparent 1px);
    background-size: 60px 60px;
    animation: gridMove 20s linear infinite;
}

@keyframes gridMove {
    0% {
        transform: translateY(0);
    }

    100% {
        transform: translateY(60px);
    }
}

/* Radial glow */
.banner-glow {
    position: absolute;
    width: 600px;
    height: 600px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(212, 175, 55, 0.10) 0%, transparent 65%);
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    animation: pulseGlow 4s ease-in-out infinite;
}

@keyframes pulseGlow {

    0%,
    100% {
        opacity: 0.6;
        transform: translate(-50%, -50%) scale(1);
    }

    50% {
        opacity: 1;
        transform: translate(-50%, -50%) scale(1.08);
    }
}

/* Floating orbs */
.orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(40px);
    animation: floatOrb var(--dur, 8s) ease-in-out infinite var(--delay, 0s);
}

.orb-gold {
    width: 200px;
    height: 200px;
    background: rgba(212, 175, 55, 0.15);
    top: 15%;
    left: 10%;
    --dur: 9s;
    --delay: 0s;
}

.orb-silver {
    width: 160px;
    height: 160px;
    background: rgba(192, 192, 192, 0.10);
    bottom: 20%;
    right: 10%;
    --dur: 11s;
    --delay: -3s;
}

.orb-blue {
    width: 120px;
    height: 120px;
    background: rgba(59, 130, 246, 0.08);
    top: 60%;
    left: 15%;
    --dur: 7s;
    --delay: -5s;
}

@keyframes floatOrb {

    0%,
    100% {
        transform: translateY(0) scale(1);
    }

    50% {
        transform: translateY(-30px) scale(1.05);
    }
}

/* Ticker tape */
.ticker-wrap {
    position: absolute;
    bottom: 90px;
    left: 0;
    right: 0;
    overflow: hidden;
    mask-image: linear-gradient(90deg, transparent, black 10%, black 90%, transparent);
}

.ticker-track {
    display: flex;
    gap: 48px;
    white-space: nowrap;
    animation: tickerRoll 18s linear infinite;
}

@keyframes tickerRoll {
    0% {
        transform: translateX(0);
    }

    100% {
        transform: translateX(-50%);
    }
}

.ticker-item {
    display: flex;
    align-items: center;
    gap: 8px;
    font-family: var(--font-mono);
    font-size: 11px;
    color: rgba(212, 175, 55, 0.65);
}

.ticker-item .dot {
    width: 5px;
    height: 5px;
    border-radius: 50%;
    background: var(--color-gold);
    opacity: 0.5;
}

.ticker-item .up {
    color: #10B981;
}

.ticker-item .down {
    color: #EF4444;
}

/* Price cards floating */
.price-cards {
    position: absolute;
    inset: 0;
    pointer-events: none;
}

.price-card {
    position: absolute;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(212, 175, 55, 0.18);
    border-radius: 12px;
    padding: 12px 16px;
    backdrop-filter: blur(8px);
    animation: cardFloat var(--dur, 7s) ease-in-out infinite var(--delay, 0s);
}

.price-card:nth-child(1) {
    top: 12%;
    right: 8%;
    --dur: 8s;
    --delay: 0s;
}

.price-card:nth-child(2) {
    top: 42%;
    left: 4%;
    --dur: 10s;
    --delay: -4s;
}

.price-card:nth-child(3) {
    bottom: 22%;
    right: 6%;
    --dur: 9s;
    --delay: -2s;
}

@keyframes cardFloat {

    0%,
    100% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(-12px);
    }
}

.price-card-label {
    font-size: 10px;
    font-family: var(--font-mono);
    color: rgba(212, 175, 55, 0.55);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-bottom: 4px;
}

.price-card-value {
    font-size: 15px;
    font-family: var(--font-mono);
    font-weight: 600;
    color: #fff;
}

.price-card-change {
    font-size: 10px;
    font-family: var(--font-mono);
    margin-top: 2px;
}

.price-card-change.pos {
    color: #10B981;
}

.price-card-change.neg {
    color: #EF4444;
}

/* Central icon */
.banner-center {
    position: relative;
    z-index: 2;
    text-align: center;
}

.banner-icon {
    width: 80px;
    height: 80px;
    border-radius: 22px;
    background: linear-gradient(135deg, var(--color-gold), var(--color-gold-dim));
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 24px;
    box-shadow: 0 0 0 1px rgba(212, 175, 55, 0.3), 0 8px 32px rgba(212, 175, 55, 0.3);
    animation: iconPulse 3s ease-in-out infinite;
}

@keyframes iconPulse {

    0%,
    100% {
        box-shadow: 0 0 0 1px rgba(212, 175, 55, 0.3), 0 8px 32px rgba(212, 175, 55, 0.3);
    }

    50% {
        box-shadow: 0 0 0 3px rgba(212, 175, 55, 0.2), 0 8px 48px rgba(212, 175, 55, 0.45);
    }
}

.banner-icon svg {
    width: 38px;
    height: 38px;
    color: var(--color-navy);
}

.banner-title {
    font-size: 28px;
    font-weight: 700;
    color: #fff;
    letter-spacing: -0.02em;
    margin-bottom: 8px;
}

.banner-title span {
    color: var(--color-gold);
}

.banner-subtitle {
    font-size: 13px;
    color: rgba(255, 255, 255, 0.45);
    max-width: 280px;
    line-height: 1.6;
    margin: 0 auto;
}

/* Stats row */
.banner-stats {
    display: flex;
    gap: 24px;
    margin-top: 36px;
    position: relative;
    z-index: 2;
}

.banner-stat {
    text-align: center;
    padding: 12px 18px;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(212, 175, 55, 0.12);
    border-radius: 10px;
    backdrop-filter: blur(6px);
}

.banner-stat-val {
    font-size: 16px;
    font-weight: 700;
    font-family: var(--font-mono);
    color: var(--color-gold);
}

.banner-stat-label {
    font-size: 10px;
    color: rgba(255, 255, 255, 0.35);
    margin-top: 2px;
    letter-spacing: 0.06em;
    text-transform: uppercase;
}

/* ── RIGHT FORM PANEL ── */
.auth-panel {
    flex: 0 0 50%;
    width: 50%;
    background: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 48px 40px;
    position: relative;
}

.auth-form-wrap {
    width: 100%;
    max-width: 360px;
    text-align: center;
}

.form-brand {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    margin-bottom: 32px;
}

.form-brand-icon {
    width: 36px;
    height: 36px;
    border-radius: 9px;
    background: linear-gradient(135deg, var(--color-gold), var(--color-gold-dim));
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.form-brand-icon svg {
    width: 18px;
    height: 18px;
    color: var(--color-navy);
}

.form-brand-name {
    font-size: 17px;
    font-weight: 700;
    color: var(--color-navy);
    letter-spacing: -0.01em;
}

.form-brand-sub {
    font-size: 10px;
    color: #94A3B8;
    margin-top: 1px;
    letter-spacing: 0.04em;
}

.form-heading {
    font-size: 24px;
    font-weight: 700;
    color: var(--color-navy);
    letter-spacing: -0.02em;
    margin-bottom: 6px;
}

.form-subheading {
    font-size: 13px;
    color: #64748B;
    margin-bottom: 32px;
    line-height: 1.5;
}

.form-group {
    margin-bottom: 16px;
    text-align: left;
}

.form-label {
    display: block;
    font-size: 12px;
    font-weight: 600;
    color: #374151;
    margin-bottom: 6px;
    letter-spacing: 0.02em;
}

.form-input-wrap {
    position: relative;
}

.form-input-icon {
    position: absolute;
    left: 13px;
    top: 50%;
    transform: translateY(-50%);
    color: #94A3B8;
    pointer-events: none;
}

.form-input-icon svg {
    width: 16px;
    height: 16px;
}

.form-input {
    width: 100%;
    height: 44px;
    padding: 0 14px 0 40px;
    border: 1.5px solid #E2E8F0;
    border-radius: 10px;
    font-size: 14px;
    font-family: var(--font-sans);
    color: var(--color-navy);
    background: #F8FAFC;
    transition: border-color 0.2s, box-shadow 0.2s, background 0.2s;
    outline: none;
}

.form-input:focus {
    border-color: var(--color-gold);
    background: #fff;
    box-shadow: 0 0 0 3px rgba(212, 175, 55, 0.12);
}

.form-input::placeholder {
    color: #CBD5E1;
}

.input-toggle-pw {
    position: absolute;
    right: 13px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    cursor: pointer;
    color: #94A3B8;
    padding: 0;
    display: flex;
    transition: color 0.2s;
}

.input-toggle-pw:hover {
    color: var(--color-gold);
}

.input-toggle-pw svg {
    width: 16px;
    height: 16px;
}

.form-row-inline {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 24px;
}

.form-check {
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    font-size: 13px;
    color: #475569;
}

.form-check input[type="checkbox"] {
    width: 15px;
    height: 15px;
    border-radius: 4px;
    accent-color: var(--color-gold);
    cursor: pointer;
}

.form-link {
    font-size: 13px;
    color: var(--color-gold-dim);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.2s;
}

.form-link:hover {
    color: var(--color-gold);
    text-decoration: underline;
}

.btn-primary {
    width: 100%;
    height: 46px;
    border: none;
    border-radius: 10px;
    background: linear-gradient(135deg, var(--color-gold), var(--color-gold-dim));
    color: var(--color-navy);
    font-size: 14px;
    font-weight: 700;
    font-family: var(--font-sans);
    cursor: pointer;
    transition: opacity 0.2s, transform 0.15s, box-shadow 0.2s;
    box-shadow: 0 4px 14px rgba(212, 175, 55, 0.35);
    letter-spacing: 0.01em;
}

.btn-primary:hover {
    opacity: 0.92;
    transform: translateY(-1px);
    box-shadow: 0 6px 20px rgba(212, 175, 55, 0.4);
}

.btn-primary:active {
    transform: translateY(0);
}

.form-divider {
    display: flex;
    align-items: center;
    gap: 12px;
    margin: 24px 0;
    color: #CBD5E1;
    font-size: 12px;
}

.form-divider::before,
.form-divider::after {
    content: '';
    flex: 1;
    height: 1px;
    background: #E2E8F0;
}

.form-footer {
    margin-top: 24px;
    font-size: 13px;
    color: #64748B;
    text-align: center;
}

.form-footer a {
    color: var(--color-gold-dim);
    font-weight: 600;
    text-decoration: none;
}

.form-footer a:hover {
    color: var(--color-gold);
    text-decoration: underline;
}

.form-copyright {
    position: absolute;
    bottom: 20px;
    left: 0;
    right: 0;
    text-align: center;
    font-size: 11px;
    color: #CBD5E1;
}

/* Responsive */
@media (max-width: 900px) {
    .auth-banner {
        display: none;
    }

    .auth-panel {
        width: 100%;
    }
}