/* Ensure the HTML hidden attribute always takes effect regardless of display rules */
[hidden] {
    display: none !important;
}

/* === Variables — Light Theme (Default) === */
:root {
    --bg-primary: #f2f2f2;
    --bg-secondary: rgba(255, 255, 255, 0.85);
    --bg-tertiary: rgba(243, 202, 214, 0.15);
    --accent-purple: #7b5ba8;
    --accent-gold: #9a7bc0;
    --heading-purple-start: #9a618a;
    --heading-purple-end: #6f6aad;
    --cta-yellow-start: #e8b7c8;
    --cta-yellow-end: #b9b6d8;
    --heading-gradient: linear-gradient(
        135deg,
        var(--heading-purple-start),
        var(--heading-purple-end)
    );
    --button-gradient: linear-gradient(135deg, var(--cta-yellow-start), var(--cta-yellow-end));
    --button-foreground: #2a2a2a;
    --button-secondary-bg: rgba(255, 255, 255, 0.88);
    --button-secondary-hover: rgba(243, 202, 214, 0.32);
    --button-secondary-border: rgba(185, 182, 216, 0.5);
    --text-primary: #2a2a2a;
    --text-secondary: #6b6b6b;
    --border: rgba(185, 182, 216, 0.44);
    --glass-blur: blur(18px);
    --glass-border: 1px solid rgba(255, 255, 255, 0.62);
    --glass-shadow: 0 10px 30px rgba(186, 168, 205, 0.16), inset 0 1px 0 rgba(255, 255, 255, 0.72);
    --radius: 10px;
    --radius-lg: 18px;
    --shadow: 0 8px 24px rgba(185, 182, 216, 0.22);
    --transition: 0.2s ease;
    --scrollbar-track: rgba(185, 182, 216, 0.1);
    --scrollbar-thumb: rgba(185, 182, 216, 0.45);
    --scrollbar-thumb-hover: rgba(185, 182, 216, 0.68);
    --nav-bg: rgba(242, 242, 242, 0.92);
    --player-bg: #000;
    --button-primary-glow: rgba(185, 182, 216, 0.38);
    --card-hover-border: rgba(185, 182, 216, 0.6);
    --card-hover-shadow: 0 10px 30px rgba(186, 168, 205, 0.24), 0 2px 8px rgba(0, 0, 0, 0.04);
}

/* === Dark Theme === */
[data-theme="dark"] {
    --bg-primary: #0b0b0f;
    --bg-secondary: rgba(22, 22, 29, 0.88);
    --bg-tertiary: rgba(42, 42, 58, 0.9);
    --accent-purple: #9d7bff;
    --accent-gold: #b29bff;
    --heading-purple-start: #b29bff;
    --heading-purple-end: #7c5cff;
    --cta-yellow-start: #7c5cff;
    --cta-yellow-end: #9d7bff;
    --heading-gradient: linear-gradient(
        135deg,
        var(--heading-purple-start),
        var(--heading-purple-end)
    );
    --button-gradient: linear-gradient(135deg, var(--cta-yellow-start), var(--cta-yellow-end));
    --button-foreground: #eaeaf2;
    --button-secondary-bg: rgba(42, 42, 58, 0.42);
    --button-secondary-hover: rgba(42, 42, 58, 0.65);
    --button-secondary-border: rgba(178, 155, 255, 0.28);
    --text-primary: #eaeaf2;
    --text-secondary: #9a9aaf;
    --border: rgba(178, 155, 255, 0.28);
    --glass-border: 1px solid rgba(178, 155, 255, 0.18);
    --glass-shadow:
        0 0 0 1px rgba(178, 155, 255, 0.18), 0 0 24px rgba(157, 123, 255, 0.14),
        0 18px 50px rgba(0, 0, 0, 0.38), inset 0 1px 0 rgba(255, 255, 255, 0.04);
    --shadow: 0 10px 28px rgba(0, 0, 0, 0.35);
    --scrollbar-track: rgba(178, 155, 255, 0.06);
    --scrollbar-thumb: rgba(124, 92, 255, 0.46);
    --scrollbar-thumb-hover: rgba(157, 123, 255, 0.65);
    --nav-bg: rgba(11, 11, 15, 0.92);
    --button-primary-glow: rgba(124, 92, 255, 0.38);
    --card-hover-border: rgba(178, 155, 255, 0.45);
    --card-hover-shadow:
        0 0 0 1px rgba(178, 155, 255, 0.2), 0 12px 32px rgba(124, 92, 255, 0.2),
        0 2px 8px rgba(0, 0, 0, 0.3);
}

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

html {
    scroll-behavior: smooth;
    scrollbar-color: var(--scrollbar-thumb) var(--scrollbar-track);
    scrollbar-width: thin;
}

body,
* {
    scrollbar-color: var(--scrollbar-thumb) var(--scrollbar-track);
    scrollbar-width: thin;
}

html::-webkit-scrollbar,
body::-webkit-scrollbar,
*::-webkit-scrollbar {
    width: 10px;
    height: 10px;
}

html::-webkit-scrollbar-track,
body::-webkit-scrollbar-track,
*::-webkit-scrollbar-track {
    background: var(--scrollbar-track);
    border-radius: 999px;
}

html::-webkit-scrollbar-thumb,
body::-webkit-scrollbar-thumb,
*::-webkit-scrollbar-thumb {
    background: var(--scrollbar-thumb);
    border-radius: 999px;
    border: 2px solid var(--scrollbar-track);
}

html::-webkit-scrollbar-thumb:hover,
body::-webkit-scrollbar-thumb:hover,
*::-webkit-scrollbar-thumb:hover {
    background: var(--scrollbar-thumb-hover);
}

body {
    font-family:
        Figtree,
        -apple-system,
        BlinkMacSystemFont,
        "Segoe UI",
        sans-serif;
    font-weight: 400;
    letter-spacing: -0.01em;
    background: linear-gradient(135deg, #f2f2f2 0%, #ebe5f5 46%, #f6eef2 100%);
    background-attachment: fixed;
    color: var(--text-primary);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    line-height: 1.6;
}

[data-theme="dark"] body {
    background: linear-gradient(135deg, #0b0b0f 0%, #120f1f 48%, #0e0b18 100%);
}

h1,
h2 {
    font-family:
        Sora,
        -apple-system,
        BlinkMacSystemFont,
        "Segoe UI",
        sans-serif;
}

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

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

img {
    max-width: 100%;
    height: auto;
}

:focus-visible {
    outline: 2px solid var(--accent-purple);
    outline-offset: 2px;
    border-radius: var(--radius);
}

/* === Glass Utility === */
.glass {
    background: var(--bg-secondary);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: var(--glass-border);
    box-shadow: var(--glass-shadow);
    border-radius: var(--radius-lg);
}

/* === Background Symbols === */
#bg-symbols {
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: 0;
    overflow: hidden;

    /* Fade toward top and bottom edges */
    mask-image: linear-gradient(to bottom, transparent 0%, black 12%, black 88%, transparent 100%);
    -webkit-mask-image: linear-gradient(
        to bottom,
        transparent 0%,
        black 12%,
        black 88%,
        transparent 100%
    );
}

#bg-symbols::after {
    content: "";
    position: absolute;
    inset: 0;
    z-index: 1;
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    background: rgba(240, 238, 242, 0.48);
}

[data-theme="dark"] #bg-symbols::after {
    background: rgba(11, 11, 15, 0.48);
}

#bg-symbols span {
    position: absolute;
    bottom: -10%;
    display: inline-block;
    pointer-events: none;
    user-select: none;
    will-change: transform, opacity;
    animation: bg-symbol-float linear infinite;
}

/* Light mode: lavender and rose against neutral background */
#bg-symbols span.sym-gold {
    color: #8c87bd;
}

#bg-symbols span.sym-white {
    color: #c897aa;
}

/* Dark mode: electric violet and soft glow */
[data-theme="dark"] #bg-symbols span.sym-gold {
    color: #7c5cff;
}

[data-theme="dark"] #bg-symbols span.sym-white {
    color: #b29bff;
}

@keyframes bg-symbol-float {
    0% {
        transform: translateY(0) translateX(0);
        opacity: 0;
    }

    8% {
        opacity: var(--sym-op);
    }

    92% {
        opacity: var(--sym-op);
    }

    100% {
        transform: translateY(var(--sym-rise)) translateX(var(--sym-drift));
        opacity: 0;
    }
}

@keyframes ui-gradient-shift {
    0% {
        background-position: 0% 50%;
    }

    50% {
        background-position: 100% 50%;
    }

    100% {
        background-position: 0% 50%;
    }
}

@keyframes ui-gradient-shift-dual {
    0% {
        background-position:
            0% 50%,
            0% 50%;
    }

    50% {
        background-position:
            100% 50%,
            100% 50%;
    }

    100% {
        background-position:
            0% 50%,
            0% 50%;
    }
}

.main-content {
    position: relative;
    z-index: 1;
}

.footer {
    position: relative;
    z-index: 1;
}

/* === Navbar === */
.navbar {
    position: sticky;
    top: 0;
    z-index: 100;
    background: var(--nav-bg);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border-bottom: 1px solid var(--border);
}

.nav-content {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 1.5rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    height: 68px;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 0.65rem;
    color: var(--text-primary);
    font-family:
        Sora,
        -apple-system,
        BlinkMacSystemFont,
        "Segoe UI",
        sans-serif;
    font-weight: 700;
    font-size: 1.05rem;
    letter-spacing: -0.02em;
    flex-shrink: 0;
}

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

.nav-logo img {
    height: 34px;
    width: 34px;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 0.15rem;
    margin-left: 0;
    flex-shrink: 0;
}

.nav-links a {
    color: var(--text-secondary);
    padding: 0.45rem 0.9rem;
    border-radius: 999px;
    transition: all var(--transition);
    font-weight: 600;
    font-size: 0.9rem;
    position: relative;
}

.nav-links a:hover {
    color: var(--text-primary);
    background: var(--bg-tertiary);
}

.nav-links a.active {
    color: var(--accent-purple);
    background: rgba(185, 182, 216, 0.22);
    font-weight: 700;
}

[data-theme="dark"] .nav-links a.active {
    background: rgba(124, 92, 255, 0.12);
}

.nav-right {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.nav-search {
    position: relative;
    display: flex;
    align-items: center;
    min-width: 0;
    width: 100%;
}

.nav-search-desktop {
    margin-left: auto;
    max-width: 300px;
    width: 100%;
    min-width: 0;
}

.nav-search-toggle {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 38px;
    height: 38px;
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 999px;
    color: var(--text-primary);
    cursor: pointer;
    transition: all var(--transition);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
}

.nav-search-toggle:hover,
.nav-search-toggle:focus-visible {
    border-color: var(--accent-purple);
    color: var(--accent-purple);
}

.nav-search-form {
    position: relative;
    width: 100%;
    max-width: none;
    flex: 1;
    min-width: 0;
}

.nav-search-form .search-input {
    width: 100%;
    padding-right: 1rem;
}

.nav-search-mobile-toggle {
    display: none;
}

.theme-toggle {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 999px;
    width: 38px;
    height: 38px;
    padding: 0;
    cursor: pointer;
    font-size: 1rem;
    line-height: 1;
    color: var(--text-secondary);
    transition: all var(--transition);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.theme-toggle:hover {
    border-color: var(--accent-purple);
    color: var(--accent-purple);
    background: var(--bg-tertiary);
}

/* Show sun in dark mode, moon in light mode */
.theme-icon-dark {
    display: block;
    vertical-align: middle;
}

.theme-icon-light {
    display: none;
    vertical-align: middle;
}

[data-theme="dark"] .theme-icon-dark {
    display: none;
}

[data-theme="dark"] .theme-icon-light {
    display: block;
}

.search-modal {
    position: fixed;
    inset: 0;
    z-index: 250;
    display: flex;
    align-items: flex-start;
    justify-content: center;
    padding: 4.5rem 1rem 1rem;
}

.search-modal[hidden] {
    display: none;
}

.search-modal-backdrop {
    position: absolute;
    inset: 0;
    background: rgba(15, 23, 42, 0.56);
}

.search-modal-panel {
    position: relative;
    width: min(100%, 760px);
    z-index: 1;
    padding: 0.875rem;
}