/* base.css */
/* anim8 - Global styles, theme variables, typography, and shared components. */

/* Part 1: Reset, custom properties, typography, and layout */

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

:root {
    --bg: #0e0e12;
    --bg-card: #1a1a24;
    --bg-hover: #24243a;
    --surface: #2a2a3d;
    --border: #3a3a55;
    --text: #e8e8f0;
    --text-muted: #8888a8;
    --accent: #7c5cff;
    --accent-hover: #9b80ff;
    --accent-glow: rgba(124, 92, 255, 0.35);
    --danger: #ff5c7c;
    --success: #5cffb1;
    --radius: 12px;
    --radius-sm: 8px;
    --font: 'Space Grotesk', system-ui, sans-serif;
    --transition: 0.2s ease;
}

[data-theme="light"] {
    --bg: #f4f2f7;
    --bg-card: #ffffff;
    --bg-hover: #ece9f3;
    --surface: #eae7f1;
    --border: #d0cce0;
    --text: #1a1a2e;
    --text-muted: #6b6889;
    --accent: #6b40e6;
    --accent-hover: #5730c4;
    --accent-glow: rgba(107, 64, 230, 0.2);
    --danger: #d93b5c;
    --success: #1fa866;
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
}

body {
    font-family: var(--font);
    background: var(--bg);
    color: var(--text);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

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

a:hover {
    color: var(--accent-hover);
}

/* --- Navbar --- */

.navbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 2rem;
    border-bottom: 1px solid var(--border);
    background: var(--bg-card);
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text);
    display: flex;
    align-items: center;
    gap: 0.4rem;
}

.logo:hover {
    color: var(--accent);
}

.logo-icon {
    font-size: 1.3rem;
    display: inline-block;
    animation: spin 4s linear infinite;
}

/* --- Theme Toggle --- */

.theme-toggle {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 99px;
    width: 52px;
    height: 28px;
    cursor: pointer;
    position: relative;
    transition: all var(--transition);
    padding: 0;
}

.theme-toggle:hover {
    border-color: var(--accent);
}

.theme-toggle__knob {
    position: absolute;
    top: 3px;
    left: 3px;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: var(--text);
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.7rem;
    line-height: 1;
}

[data-theme="light"] .theme-toggle__knob {
    left: 27px;
}

/* --- Layout --- */

.container {
    flex: 1;
    width: 100%;
    max-width: 800px;
    margin: 0 auto;
    padding: 2rem 1.5rem;
}

.footer {
    text-align: center;
    padding: 1.5rem;
    color: var(--text-muted);
    font-size: 0.85rem;
    border-top: 1px solid var(--border);
}

/* Append directly after Part 1 */
/* Part 2: Buttons, utilities, and animations */

/* --- Buttons --- */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.75rem 1.75rem;
    font-family: var(--font);
    font-size: 1rem;
    font-weight: 600;
    border: none;
    border-radius: var(--radius);
    cursor: pointer;
    transition: all var(--transition);
    text-decoration: none;
}

.btn--primary {
    background: var(--accent);
    color: #fff;
    box-shadow: 0 0 20px var(--accent-glow);
}

.btn--primary:hover:not(:disabled) {
    background: var(--accent-hover);
    box-shadow: 0 0 30px var(--accent-glow);
    transform: translateY(-1px);
}

.btn--primary:disabled {
    opacity: 0.4;
    cursor: not-allowed;
    box-shadow: none;
}

.btn--secondary {
    background: var(--surface);
    color: var(--text);
    border: 1px solid var(--border);
}

.btn--secondary:hover {
    background: var(--bg-hover);
    border-color: var(--accent);
    color: var(--accent);
}

/* --- Utilities --- */

.badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 1.6rem;
    height: 1.6rem;
    padding: 0 0.4rem;
    font-size: 0.8rem;
    font-weight: 700;
    background: var(--accent);
    color: #fff;
    border-radius: 99px;
    vertical-align: middle;
}

.error-msg {
    margin-top: 1rem;
    padding: 0.75rem 1rem;
    background: rgba(255, 92, 124, 0.12);
    border: 1px solid var(--danger);
    border-radius: var(--radius-sm);
    color: var(--danger);
    font-size: 0.9rem;
}

.not-found {
    text-align: center;
    padding: 4rem 0;
}

.not-found h1 {
    font-size: 5rem;
    color: var(--accent);
}

/* --- Spinner --- */

.progress {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-top: 1.5rem;
    color: var(--text-muted);
    font-size: 0.95rem;
}

.progress[hidden] {
    display: none;
}

.spinner {
    width: 24px;
    height: 24px;
    border: 3px solid var(--border);
    border-top-color: var(--accent);
    border-radius: 50%;
    animation: spin 0.7s linear infinite;
}

/* --- Animations --- */

@keyframes spin {
    to { transform: rotate(360deg); }
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(8px); }
    to   { opacity: 1; transform: translateY(0); }
}