/* ==========================================================================
   Check Game — Design System
   ==========================================================================
   Premium dark mode dengan glassmorphism, gradient accents, micro-animations.
   Single source of truth untuk landing + admin panel.
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&family=JetBrains+Mono:wght@400;500;600&display=swap');

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

:root {
    /* Color palette */
    --bg-base: #0a0b14;
    --bg-elevated: #11131f;
    --bg-card: #161827;
    --bg-card-hover: #1c1f30;
    --border-subtle: rgba(255, 255, 255, 0.06);
    --border-emphasis: rgba(255, 255, 255, 0.12);

    /* Brand gradient — EvoGameStore red */
    --brand-1: #dc2626;
    --brand-2: #b91c1c;
    --brand-3: #ef4444;
    --gradient-brand: linear-gradient(135deg, var(--brand-1) 0%, var(--brand-2) 60%, var(--brand-3) 100%);
    --gradient-radial: radial-gradient(circle at 20% 0%, rgba(220, 38, 38, 0.16), transparent 50%),
        radial-gradient(circle at 80% 100%, rgba(239, 68, 68, 0.10), transparent 50%);

    /* Text */
    --text-primary: #f4f5f9;
    --text-secondary: #b3b6c8;
    --text-muted: #6b6f87;
    --text-accent: #fca5a5;

    /* States */
    --success: hsl(150, 70%, 55%);
    --success-bg: hsla(150, 70%, 55%, 0.12);
    --warning: hsl(38, 92%, 60%);
    --warning-bg: hsla(38, 92%, 60%, 0.12);
    --danger: hsl(0, 75%, 62%);
    --danger-bg: hsla(0, 75%, 62%, 0.12);
    --info: hsl(210, 90%, 65%);
    --info-bg: hsla(210, 90%, 65%, 0.12);

    /* Spacing */
    --radius-sm: 6px;
    --radius-md: 12px;
    --radius-lg: 18px;
    --radius-xl: 24px;
    --radius-pill: 999px;

    /* Shadow */
    --shadow-soft: 0 4px 24px rgba(0, 0, 0, 0.18);
    --shadow-elevated: 0 8px 32px rgba(0, 0, 0, 0.32);
    --shadow-glow: 0 0 32px rgba(220, 38, 38, 0.35);

    /* Typography */
    --font-sans: 'Inter', system-ui, -apple-system, sans-serif;
    --font-mono: 'JetBrains Mono', ui-monospace, 'SFMono-Regular', monospace;

    /* Layout */
    --container: 1200px;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-sans);
    background: var(--bg-base);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
    background-image: var(--gradient-radial);
    background-attachment: fixed;
    -webkit-font-smoothing: antialiased;
}

/* ============ Layout ============ */
.container {
    max-width: var(--container);
    margin: 0 auto;
    padding: 0 24px;
}

.section {
    padding: 80px 0;
}

/* ============ Typography ============ */
h1,
h2,
h3,
h4 {
    font-weight: 700;
    line-height: 1.2;
    letter-spacing: -0.02em;
    color: var(--text-primary);
}

h1 {
    font-size: clamp(2.2rem, 5vw, 3.5rem);
}

h2 {
    font-size: clamp(1.6rem, 3vw, 2.4rem);
}

h3 {
    font-size: 1.25rem;
}

h4 {
    font-size: 1rem;
}

p {
    color: var(--text-secondary);
}

small {
    color: var(--text-muted);
}

code,
pre {
    font-family: var(--font-mono);
}

a {
    color: var(--text-accent);
    text-decoration: none;
    transition: color .2s;
}

a:hover {
    color: var(--text-primary);
}

.gradient-text {
    background: var(--gradient-brand);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    color: transparent;
}

/* ============ Buttons ============ */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 24px;
    border: none;
    border-radius: var(--radius-md);
    font-family: inherit;
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    transition: all .2s ease;
    text-decoration: none;
    white-space: nowrap;
}

.btn-primary {
    background: var(--gradient-brand);
    color: white;
    box-shadow: 0 4px 16px rgba(220, 38, 38, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(220, 38, 38, 0.45);
    color: white;
}

.btn-ghost {
    background: rgba(255, 255, 255, 0.04);
    color: var(--text-primary);
    border: 1px solid var(--border-emphasis);
}

.btn-ghost:hover {
    background: rgba(255, 255, 255, 0.08);
    color: var(--text-primary);
}

.btn-danger {
    background: var(--danger-bg);
    color: var(--danger);
    border: 1px solid var(--danger);
}

.btn-danger:hover {
    background: var(--danger);
    color: white;
}

.btn-sm {
    padding: 8px 14px;
    font-size: 0.85rem;
}

/* ============ Cards ============ */
.card {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    padding: 24px;
    transition: all .25s ease;
}

.card:hover {
    border-color: var(--border-emphasis);
    background: var(--bg-card-hover);
}

.card-glass {
    background: rgba(22, 24, 39, 0.6);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
}

/* ============ Forms ============ */
.form-group {
    margin-bottom: 20px;
}

.form-label {
    display: block;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 8px;
}

.form-input,
.form-select {
    width: 100%;
    padding: 12px 16px;
    background: var(--bg-elevated);
    border: 1px solid var(--border-emphasis);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-family: inherit;
    font-size: 0.95rem;
    transition: all .2s;
}

.form-input:focus,
.form-select:focus {
    outline: none;
    border-color: var(--brand-1);
    box-shadow: 0 0 0 3px rgba(220, 38, 38, 0.15);
}

.form-error {
    color: var(--danger);
    font-size: 0.85rem;
    margin-top: 6px;
}

/* ============ Badges ============ */
.badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 4px 10px;
    border-radius: var(--radius-pill);
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.02em;
}

.badge-success {
    background: var(--success-bg);
    color: var(--success);
}

.badge-warning {
    background: var(--warning-bg);
    color: var(--warning);
}

.badge-danger {
    background: var(--danger-bg);
    color: var(--danger);
}

.badge-info {
    background: var(--info-bg);
    color: var(--info);
}

.badge-neutral {
    background: var(--border-subtle);
    color: var(--text-muted);
}

/* ============ Tables ============ */
.table-wrap {
    overflow-x: auto;
    border-radius: var(--radius-md);
    border: 1px solid var(--border-subtle);
}

table.data-table {
    width: 100%;
    border-collapse: collapse;
}

table.data-table th,
table.data-table td {
    padding: 12px 16px;
    text-align: left;
    border-bottom: 1px solid var(--border-subtle);
}

table.data-table th {
    background: var(--bg-elevated);
    color: var(--text-secondary);
    font-weight: 600;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

table.data-table tbody tr {
    transition: background .15s;
}

table.data-table tbody tr:hover {
    background: rgba(255, 255, 255, 0.02);
}

table.data-table td {
    font-size: 0.9rem;
}

/* ============ Code Block ============ */
.code-block {
    background: var(--bg-base);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    padding: 20px;
    font-family: var(--font-mono);
    font-size: 0.85rem;
    color: var(--text-secondary);
    overflow-x: auto;
    position: relative;
}

.code-block pre {
    margin: 0;
    white-space: pre-wrap;
    word-break: break-word;
}

.code-block .token-key {
    color: var(--info);
}

.code-block .token-string {
    color: hsl(150, 60%, 70%);
}

.code-block .token-number {
    color: hsl(38, 92%, 65%);
}

.code-block .copy-btn {
    position: absolute;
    top: 12px;
    right: 12px;
    padding: 6px 12px;
    font-size: 0.75rem;
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid var(--border-emphasis);
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    cursor: pointer;
    transition: all .2s;
}

.code-block .copy-btn:hover {
    background: var(--brand-1);
    color: white;
    border-color: var(--brand-1);
}

/* ============ Alerts ============ */
.alert {
    padding: 14px 18px;
    border-radius: var(--radius-md);
    border-left: 3px solid;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 12px;
}

.alert-success {
    background: var(--success-bg);
    border-left-color: var(--success);
    color: var(--success);
}

.alert-warning {
    background: var(--warning-bg);
    border-left-color: var(--warning);
    color: var(--warning);
}

.alert-danger {
    background: var(--danger-bg);
    border-left-color: var(--danger);
    color: var(--danger);
}

.alert-info {
    background: var(--info-bg);
    border-left-color: var(--info);
    color: var(--info);
}

/* ============ Animations ============ */
@keyframes fadeUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes pulse {

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

    50% {
        transform: scale(1.05);
    }
}

@keyframes spin {
    from {
        transform: rotate(0deg);
    }

    to {
        transform: rotate(360deg);
    }
}

.animate-fade-up {
    animation: fadeUp .6s ease both;
}

.spinner {
    width: 16px;
    height: 16px;
    border: 2px solid rgba(255, 255, 255, 0.2);
    border-top-color: white;
    border-radius: 50%;
    animation: spin .8s linear infinite;
    display: inline-block;
}

/* ============ Utility ============ */
.flex {
    display: flex;
}

.flex-col {
    flex-direction: column;
}

.items-center {
    align-items: center;
}

.justify-between {
    justify-content: space-between;
}

.gap-2 {
    gap: 8px;
}

.gap-3 {
    gap: 12px;
}

.gap-4 {
    gap: 16px;
}

.mt-2 {
    margin-top: 8px;
}

.mt-4 {
    margin-top: 16px;
}

.mt-6 {
    margin-top: 24px;
}

.mb-2 {
    margin-bottom: 8px;
}

.mb-4 {
    margin-bottom: 16px;
}

.mb-6 {
    margin-bottom: 24px;
}

.w-full {
    width: 100%;
}

.text-center {
    text-align: center;
}

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

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

.text-success {
    color: var(--success);
}

.text-danger {
    color: var(--danger);
}

.text-warning {
    color: var(--warning);
}