/* ==========================================================================
   Interactive Git Cheat Sheet — Styles
   Theme: Dark mode, Orange palette, terminal-inspired
   ========================================================================== */

:root {
    --color-primary: #F97316;
    --color-primary-glow: rgba(249, 115, 22, 0.2);
    --color-secondary: #64748B;
    --color-accent: #22D3EE;
    --color-accent-glow: rgba(34, 211, 238, 0.15);
    --color-bg: #0C0A09;
    --color-bg-raised: #1C1917;
    --color-bg-card: rgba(28, 25, 23, 0.7);
    --color-bg-input: rgba(12, 10, 9, 0.9);
    --color-surface: rgba(68, 64, 60, 0.4);
    --color-border: rgba(168, 162, 158, 0.12);
    --color-text: #FAFAF9;
    --color-text-secondary: #A8A29E;
    --color-text-muted: #78716C;
    --color-success: #10B981;
    --color-warning: #F59E0B;
    --color-beginner: #10B981;
    --color-intermediate: #F59E0B;
    --color-advanced: #EF4444;
    --radius: 12px;
    --radius-sm: 8px;
    --radius-full: 9999px;
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-mono: 'SF Mono', 'Fira Code', 'Cascadia Code', 'Consolas', monospace;
    --transition: 250ms ease;
    --shadow: 0 4px 16px rgba(0, 0, 0, 0.4);
}

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

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
}

body {
    font-family: var(--font-sans);
    background: var(--color-bg);
    color: var(--color-text);
    line-height: 1.6;
    min-height: 100vh;
    overflow-x: hidden;
}

.bg-glow {
    position: fixed;
    border-radius: 50%;
    filter: blur(120px);
    pointer-events: none;
    z-index: 0;
    opacity: 0.3;
}

.bg-glow--1 {
    width: 500px;
    height: 500px;
    background: var(--color-primary-glow);
    top: -120px;
    right: -60px;
    animation: float 14s ease-in-out infinite;
}

.bg-glow--2 {
    width: 400px;
    height: 400px;
    background: var(--color-accent-glow);
    bottom: -80px;
    left: -60px;
    animation: float 18s ease-in-out infinite reverse;
}

@keyframes float {

    0%,
    100% {
        transform: translate(0, 0)
    }

    50% {
        transform: translate(25px, -20px)
    }
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    position: relative;
    z-index: 1;
}

.hidden {
    display: none !important;
}

/* Header */
.header {
    padding: 28px 0 12px;
    text-align: center;
}

.header__brand {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    margin-bottom: 6px;
}

.header__icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    border-radius: var(--radius);
    background: linear-gradient(135deg, var(--color-primary), #EA580C);
    color: #fff;
}

.header__title {
    font-size: 1.6rem;
    font-weight: 800;
    background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: -0.02em;
}

.header__tagline {
    color: var(--color-text-secondary);
    font-size: 0.9rem;
}

/* Search Bar */
.search-bar {
    position: relative;
    margin: 20px 0 16px;
}

.search-bar__icon {
    position: absolute;
    left: 16px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--color-text-muted);
    pointer-events: none;
}

.search-bar__input {
    width: 100%;
    padding: 14px 80px 14px 44px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    background: var(--color-bg-card);
    color: var(--color-text);
    font-family: var(--font-sans);
    font-size: 0.9rem;
    outline: none;
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    transition: border-color var(--transition), box-shadow var(--transition);
}

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

.search-bar__input:focus {
    border-color: var(--color-primary);
    box-shadow: 0 0 30px rgba(249, 115, 22, 0.12);
}

.search-bar__count {
    position: absolute;
    right: 16px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 0.75rem;
    color: var(--color-text-muted);
}

/* Filter Bar */
.filter-bar {
    display: flex;
    gap: 6px;
    flex-wrap: wrap;
    margin-bottom: 20px;
}

.filter-btn {
    padding: 6px 14px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-full);
    background: transparent;
    color: var(--color-text-secondary);
    font-family: var(--font-sans);
    font-size: 0.78rem;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition);
    outline: none;
}

.filter-btn:hover {
    background: var(--color-surface);
    color: var(--color-text);
}

.filter-btn.active {
    background: var(--color-primary);
    color: #fff;
    border-color: var(--color-primary);
}

.filter-btn:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}

/* Commands Grid */
.commands-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(360px, 1fr));
    gap: 16px;
    padding-bottom: 24px;
}

/* Command Card */
.cmd-card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 20px;
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    transition: transform var(--transition), border-color var(--transition), box-shadow var(--transition);
    animation: fadeIn 300ms ease;
}

.cmd-card:hover {
    transform: translateY(-2px);
    border-color: rgba(168, 162, 158, 0.2);
    box-shadow: var(--shadow);
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(8px);
    }

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

.cmd-card__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 8px;
}

.cmd-card__title {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--color-text);
}

.cmd-card__badges {
    display: flex;
    gap: 6px;
}

.cmd-badge {
    font-size: 0.65rem;
    font-weight: 600;
    padding: 2px 8px;
    border-radius: var(--radius-full);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.cmd-badge--beginner {
    background: rgba(16, 185, 129, 0.1);
    color: var(--color-beginner);
    border: 1px solid rgba(16, 185, 129, 0.2);
}

.cmd-badge--intermediate {
    background: rgba(245, 158, 11, 0.1);
    color: var(--color-intermediate);
    border: 1px solid rgba(245, 158, 11, 0.2);
}

.cmd-badge--advanced {
    background: rgba(239, 68, 68, 0.1);
    color: var(--color-advanced);
    border: 1px solid rgba(239, 68, 68, 0.2);
}

.cmd-badge--category {
    background: rgba(34, 211, 238, 0.1);
    color: var(--color-accent);
    border: 1px solid rgba(34, 211, 238, 0.2);
}

.cmd-card__desc {
    font-size: 0.82rem;
    color: var(--color-text-secondary);
    margin-bottom: 12px;
    line-height: 1.5;
}

.cmd-block {
    position: relative;
    background: #0D0D0D;
    border: 1px solid rgba(168, 162, 158, 0.08);
    border-radius: var(--radius-sm);
    padding: 12px 40px 12px 14px;
    margin-bottom: 8px;
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--color-primary);
    overflow-x: auto;
    white-space: pre;
}

.cmd-block__prompt {
    color: var(--color-success);
    user-select: none;
}

.cmd-block__copy {
    position: absolute;
    top: 8px;
    right: 8px;
    padding: 4px 8px;
    border: 1px solid rgba(168, 162, 158, 0.15);
    border-radius: 4px;
    background: rgba(28, 25, 23, 0.8);
    color: var(--color-text-muted);
    font-family: var(--font-sans);
    font-size: 0.65rem;
    cursor: pointer;
    transition: all var(--transition);
    outline: none;
}

.cmd-block__copy:hover {
    background: var(--color-surface);
    color: var(--color-text);
}

.cmd-output {
    background: #0D0D0D;
    border: 1px solid rgba(168, 162, 158, 0.06);
    border-radius: var(--radius-sm);
    padding: 10px 14px;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--color-text-muted);
    line-height: 1.6;
    white-space: pre-wrap;
    margin-top: -4px;
}

/* Empty State */
.empty-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 60px 20px;
    color: var(--color-text-muted);
    gap: 12px;
}

.empty-state p {
    font-size: 0.9rem;
}

/* Toast */
.toast {
    position: fixed;
    bottom: 24px;
    right: 24px;
    padding: 10px 20px;
    background: var(--color-primary);
    color: #fff;
    border-radius: var(--radius-full);
    font-size: 0.82rem;
    font-weight: 500;
    z-index: 1000;
    animation: toast-in 300ms ease, toast-out 300ms ease 1.7s forwards;
}

@keyframes toast-in {
    from {
        opacity: 0;
        transform: translateY(10px);
    }

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

@keyframes toast-out {
    from {
        opacity: 1;
    }

    to {
        opacity: 0;
        transform: translateY(10px);
    }
}

/* Footer */
.footer {
    text-align: center;
    padding: 24px 0;
    border-top: 1px solid var(--color-border);
    color: var(--color-text-muted);
    font-size: 0.8rem;
}

/* Responsive */
@media (max-width: 768px) {
    .commands-grid {
        grid-template-columns: 1fr;
    }

    .filter-bar {
        overflow-x: auto;
        flex-wrap: nowrap;
        padding-bottom: 4px;
    }
}