/*
 * Shared appearance contract for all LANEUI pages.
 * New pages should import this file first, then add page-specific rules.
 */

:root {
    --lane-font-display: 'Orbitron', monospace;
    --lane-font-body: 'Inter', system-ui, sans-serif;

    --lane-color-bg: #0a0a12;
    --lane-color-surface: #12121f;
    --lane-color-surface-hover: #1a1a2e;
    --lane-color-border: #1e1e35;

    --lane-color-cyan: #00f0ff;
    --lane-color-cyan-dim: rgba(0, 240, 255, 0.15);
    --lane-color-pink: #ff2d7b;
    --lane-color-pink-dim: rgba(255, 45, 123, 0.15);
    --lane-color-yellow: #ffe44d;
    --lane-color-yellow-dim: rgba(255, 228, 77, 0.15);
    --lane-color-purple: #b24dff;
    --lane-color-purple-dim: rgba(178, 77, 255, 0.15);
    --lane-color-green: #39ff14;
    --lane-color-green-dim: rgba(57, 255, 20, 0.15);
    --lane-color-red: #ff4444;
    --lane-color-red-dim: rgba(255, 68, 68, 0.15);

    --lane-text-primary: #eaeaf0;
    --lane-text-secondary: #9999b0;
    --lane-text-muted: #5c5c78;

    --lane-space-1: 8px;
    --lane-space-2: 12px;
    --lane-space-3: 16px;
    --lane-space-4: 24px;
    --lane-space-5: 32px;
    --lane-space-6: 48px;
    --lane-space-7: 64px;

    --lane-radius-sm: 8px;
    --lane-radius-md: 12px;
    --lane-radius-lg: 16px;
    --lane-radius-xl: 20px;

    --lane-shadow-soft: 0 8px 30px rgba(0, 0, 0, 0.35);
    --lane-shadow-deep: 0 20px 60px rgba(0, 0, 0, 0.4);
    --lane-shadow-cyan: 0 0 20px rgba(0, 240, 255, 0.2);
    --lane-shadow-pink: 0 0 20px rgba(255, 45, 123, 0.2);

    --lane-transition-fast: 0.2s ease;
    --lane-transition-base: 0.3s ease;

    /* Backwards-compatible aliases used by existing pages */
    --bg-dark: var(--lane-color-bg);
    --bg-card: var(--lane-color-surface);
    --bg-card-hover: var(--lane-color-surface-hover);
    --border-glow: var(--lane-color-border);
    --cyan: var(--lane-color-cyan);
    --cyan-dim: var(--lane-color-cyan-dim);
    --pink: var(--lane-color-pink);
    --pink-dim: var(--lane-color-pink-dim);
    --yellow: var(--lane-color-yellow);
    --yellow-dim: var(--lane-color-yellow-dim);
    --purple: var(--lane-color-purple);
    --purple-dim: var(--lane-color-purple-dim);
    --green: var(--lane-color-green);
    --green-dim: var(--lane-color-green-dim);
    --red: var(--lane-color-red);
    --red-dim: var(--lane-color-red-dim);
    --text-primary: var(--lane-text-primary);
    --text-secondary: var(--lane-text-secondary);
    --text-muted: var(--lane-text-muted);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--lane-font-body);
    background: var(--lane-color-bg);
    color: var(--lane-text-primary);
}

a {
    color: var(--lane-color-cyan);
    text-decoration: none;
    transition: color var(--lane-transition-base);
}

a:hover {
    color: var(--lane-color-yellow);
}

button,
input,
select,
textarea {
    font: inherit;
}

.lane-page {
    min-height: 100vh;
    background: var(--lane-color-bg);
    color: var(--lane-text-primary);
    position: relative;
}

.lane-grid-bg::before {
    content: '';
    position: fixed;
    inset: 0;
    background:
        linear-gradient(rgba(0, 240, 255, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0, 240, 255, 0.03) 1px, transparent 1px);
    background-size: 60px 60px;
    pointer-events: none;
    z-index: 0;
}

.lane-glow-top::after {
    content: '';
    position: fixed;
    top: -200px;
    right: -200px;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(255, 45, 123, 0.08) 0%, transparent 70%);
    pointer-events: none;
    z-index: 0;
}

.lane-layer {
    position: relative;
    z-index: 1;
}

.lane-container {
    width: min(1200px, 100%);
    margin: 0 auto;
    padding-inline: 24px;
}

.lane-section {
    padding-block: var(--lane-space-7);
}

.lane-section-head {
    display: grid;
    gap: 12px;
    margin-bottom: var(--lane-space-5);
}

.lane-eyebrow {
    font-family: var(--lane-font-display);
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--lane-color-cyan);
}

.lane-title {
    font-family: var(--lane-font-display);
    font-size: clamp(2rem, 5vw, 4rem);
    font-weight: 900;
    line-height: 1.08;
    letter-spacing: 0.02em;
    text-transform: uppercase;
}

.lane-title--sm {
    font-size: clamp(1.4rem, 3vw, 2rem);
}

.lane-subtitle {
    max-width: 70ch;
    color: var(--lane-text-secondary);
    font-size: 1rem;
    line-height: 1.7;
}

.lane-surface {
    background: var(--lane-color-surface);
    border: 1px solid var(--lane-color-border);
    border-radius: var(--lane-radius-lg);
    box-shadow: var(--lane-shadow-soft);
}

.lane-surface:hover {
    border-color: rgba(0, 240, 255, 0.2);
}

.lane-panel {
    background: linear-gradient(135deg, rgba(0, 240, 255, 0.04), rgba(255, 45, 123, 0.04));
    border: 1px solid var(--lane-color-border);
    border-radius: var(--lane-radius-lg);
    box-shadow: var(--lane-shadow-soft);
}

.lane-card {
    background: var(--lane-color-surface);
    border: 1px solid var(--lane-color-border);
    border-radius: var(--lane-radius-lg);
    padding: var(--lane-space-4);
    transition:
        transform var(--lane-transition-base),
        border-color var(--lane-transition-base),
        box-shadow var(--lane-transition-base);
}

.lane-card:hover {
    transform: translateY(-2px);
    border-color: rgba(0, 240, 255, 0.25);
    box-shadow: var(--lane-shadow-deep);
}

.lane-display {
    font-family: var(--lane-font-display);
    letter-spacing: 0.04em;
}

.lane-kpi {
    font-family: var(--lane-font-display);
    font-size: clamp(1.6rem, 3vw, 2.6rem);
    font-weight: 800;
    line-height: 1;
}

.lane-muted {
    color: var(--lane-text-muted);
}

.lane-secondary {
    color: var(--lane-text-secondary);
}

.lane-accent-cyan {
    color: var(--lane-color-cyan);
}

.lane-accent-pink {
    color: var(--lane-color-pink);
}

.lane-accent-yellow {
    color: var(--lane-color-yellow);
}

.lane-accent-green {
    color: var(--lane-color-green);
}

.lane-tag {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 10px;
    border-radius: 999px;
    font-size: 0.72rem;
    font-weight: 700;
    line-height: 1;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.lane-tag--cyan {
    background: var(--lane-color-cyan-dim);
    color: var(--lane-color-cyan);
}

.lane-tag--pink {
    background: var(--lane-color-pink-dim);
    color: var(--lane-color-pink);
}

.lane-tag--yellow {
    background: var(--lane-color-yellow-dim);
    color: var(--lane-color-yellow);
}

.lane-tag--green {
    background: var(--lane-color-green-dim);
    color: var(--lane-color-green);
}

.lane-tag--red {
    background: var(--lane-color-red-dim);
    color: var(--lane-color-red);
}

.lane-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 18px;
    border: 1px solid transparent;
    border-radius: 10px;
    font-size: 0.85rem;
    font-weight: 700;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    cursor: pointer;
    transition:
        transform var(--lane-transition-fast),
        border-color var(--lane-transition-fast),
        box-shadow var(--lane-transition-fast),
        background var(--lane-transition-fast),
        color var(--lane-transition-fast);
}

.lane-btn:hover {
    transform: translateY(-2px);
}

.lane-btn--primary {
    background: linear-gradient(135deg, var(--lane-color-cyan), #00b8d4);
    color: var(--lane-color-bg);
    box-shadow: 0 4px 20px rgba(0, 240, 255, 0.3);
}

.lane-btn--highlight {
    background: linear-gradient(135deg, var(--lane-color-pink), var(--lane-color-purple));
    color: #fff;
    box-shadow: 0 8px 30px rgba(255, 45, 123, 0.3);
}

.lane-btn--ghost {
    background: transparent;
    color: var(--lane-text-secondary);
    border-color: var(--lane-color-border);
}

.lane-btn--ghost:hover {
    color: var(--lane-text-primary);
    border-color: rgba(0, 240, 255, 0.25);
}

.lane-btn--danger {
    background: var(--lane-color-red-dim);
    color: var(--lane-color-red);
    border-color: rgba(255, 68, 68, 0.3);
}

.lane-field {
    width: 100%;
    padding: 14px 16px;
    background: var(--lane-color-bg);
    color: var(--lane-text-primary);
    border: 1px solid var(--lane-color-border);
    border-radius: 10px;
    outline: none;
    transition:
        border-color var(--lane-transition-fast),
        box-shadow var(--lane-transition-fast);
}

.lane-field::placeholder {
    color: var(--lane-text-muted);
}

.lane-field:focus {
    border-color: var(--lane-color-cyan);
    box-shadow: var(--lane-shadow-cyan);
}

.lane-grid {
    display: grid;
    gap: 24px;
}

.lane-grid--2 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

.lane-grid--3 {
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

@media (max-width: 960px) {
    .lane-grid--2,
    .lane-grid--3 {
        grid-template-columns: 1fr;
    }

    .lane-section {
        padding-block: var(--lane-space-6);
    }
}

@media (max-width: 640px) {
    .lane-container {
        padding-inline: 16px;
    }

    .lane-title {
        letter-spacing: 0.01em;
    }

    .lane-btn {
        width: 100%;
    }
}