@import url('https://fonts.googleapis.com/css2?family=Syne:wght@400;600;700;800;900&family=DM+Sans:opsz,wght@9..40,300;9..40,400;9..40,500;9..40,600;9..40,700&display=swap');

:root {
    --bg: #0a0a0a;
    --bg-card: rgba(255,255,255,0.03);
    --bg-card-hover: rgba(255,255,255,0.055);
    --bg-glass: rgba(10,10,10,0.94);
    --accent: #facc15;
    --accent-dim: rgba(250,204,21,0.18);
    --accent-glow: rgba(250,204,21,0.2);
    --accent-text: #0a0a0a;
    --text: #e8e8e8;
    --text-sub: #999;
    --text-dim: #444;
    --border: rgba(255,255,255,0.07);
    --border-bright: rgba(250,204,21,0.3);
    --input-bg: rgba(255,255,255,0.04);
    --nav-h: 58px;
    --mob-nav-h: 62px;
    --player-h: 84px;
    --r: 14px;
    --r-sm: 10px;
    --r-img: 11px;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; color-scheme: dark; }

body {
    background-color: var(--bg);
    background-image:
        linear-gradient(rgba(250,204,21,0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(250,204,21,0.03) 1px, transparent 1px);
    background-size: 28px 28px;
    color: var(--text);
    font-family: 'DM Sans', sans-serif;
    min-height: 100vh;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    padding-bottom: calc(var(--player-h) + 24px);
}
@media (max-width: 768px) {
    body { padding-bottom: calc(var(--player-h) + var(--mob-nav-h) + 12px); }
}

h1,h2,h3,.syne { font-family: 'Syne', sans-serif; }
.no-scrollbar::-webkit-scrollbar { display: none; }
.no-scrollbar { -ms-overflow-style: none; scrollbar-width: none; }

::-webkit-scrollbar { width: 3px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: rgba(250,204,21,0.15); border-radius: 99px; }
::-webkit-scrollbar-thumb:hover { background: rgba(250,204,21,0.3); }

nav#top-nav {
    position: sticky; top: 0; z-index: 30;
    background: var(--bg-glass);
    backdrop-filter: blur(20px) saturate(160%);
    -webkit-backdrop-filter: blur(20px) saturate(160%);
    border-bottom: 1px solid var(--border);
    height: var(--nav-h);
}
nav#top-nav::after {
    content: '';
    position: absolute; bottom: 0; left: 0; right: 0; height: 1px;
    background: linear-gradient(90deg, transparent, var(--accent-glow), transparent);
}
@media (max-width: 768px) { nav#top-nav { display: none !important; } }

#mobile-bottom-nav {
    display: none;
    position: fixed; bottom: 0; left: 0; right: 0; z-index: 45;
    background: var(--bg-glass);
    backdrop-filter: blur(28px) saturate(180%);
    -webkit-backdrop-filter: blur(28px) saturate(180%);
    border-top: 1px solid var(--border);
    height: var(--mob-nav-h);
    padding-bottom: env(safe-area-inset-bottom, 0px);
}
#mobile-bottom-nav::before {
    content: '';
    position: absolute; top: 0; left: 0; right: 0; height: 1px;
    background: linear-gradient(90deg, transparent, var(--accent-glow), transparent);
}
@media (max-width: 768px) { #mobile-bottom-nav { display: flex; } }

.mobile-nav-item {
    flex: 1; display: flex; flex-direction: column;
    align-items: center; justify-content: center; gap: 3px;
    cursor: pointer; padding: 8px 4px;
    border: none; background: transparent; color: var(--text-dim);
    transition: all 0.2s cubic-bezier(0.4,0,0.2,1);
    position: relative; text-decoration: none;
}
.mobile-nav-item span {
    font-family: 'Syne', sans-serif; font-size: 8.5px;
    font-weight: 800; letter-spacing: 0.07em; text-transform: uppercase;
}
.mobile-nav-item.active { color: var(--accent); }
.mobile-nav-item.active::before {
    content: ''; position: absolute;
    top: 0; left: 25%; right: 25%; height: 2px;
    background: var(--accent);
    border-radius: 0 0 3px 3px;
    box-shadow: 0 0 10px var(--accent-glow);
}
.mobile-nav-item:active { transform: scale(0.86); }
.mobile-nav-item.active svg { transform: scale(1.12); }

#login-btn-mobile {
    display: flex; align-items: center; gap: 6px;
    padding: 7px 14px; border-radius: 8px;
    background: var(--accent); color: var(--accent-text);
    font-family: 'Syne', sans-serif; font-weight: 800;
    font-size: 11px; letter-spacing: 0.04em;
    border: none; cursor: pointer;
    white-space: nowrap;
    transition: all 0.18s;
}
#login-btn-mobile:active { transform: scale(0.95); opacity: 0.85; }

.list-item {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--r);
    display: flex; align-items: center; gap: 11px;
    padding: 10px 12px; cursor: pointer;
    position: relative; overflow: hidden;
    transition: all 0.18s cubic-bezier(0.4,0,0.2,1);
}
.list-item:hover {
    background: var(--bg-card-hover);
    border-color: var(--border-bright);
    transform: translateY(-1px);
    box-shadow: 0 4px 20px rgba(0,0,0,0.3), 0 0 0 1px rgba(250,204,21,0.08);
}
.list-item:active { transform: scale(0.99); }
.list-item.playing {
    border-color: rgba(250,204,21,0.45);
    background: rgba(250,204,21,0.04);
    box-shadow: inset 0 0 20px rgba(250,204,21,0.03);
}
.list-item.playing::after {
    content: ''; position: absolute;
    left: 0; top: 12px; bottom: 12px; width: 3px;
    background: var(--accent); border-radius: 0 2px 2px 0;
    box-shadow: 0 0 8px var(--accent-glow);
}
.list-item .thumb-wrap {
    position: relative; flex-shrink: 0;
    width: 46px; height: 46px;
    border-radius: var(--r-img); overflow: hidden;
    background: rgba(255,255,255,0.04);
}
.list-item .thumb-wrap img {
    width: 100%; height: 100%; object-fit: cover;
    display: block; border-radius: var(--r-img);
    transition: transform 0.28s cubic-bezier(0.4,0,0.2,1);
}
.list-item:hover .thumb-wrap img { transform: scale(1.07); }
.list-item .item-info { flex: 1; min-width: 0; }
.list-item .item-title {
    font-size: 12px; font-weight: 800; font-family: 'Syne', sans-serif;
    text-transform: uppercase; letter-spacing: 0.3px;
    white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
    color: var(--text); line-height: 1.3;
}
.list-item .item-artist {
    font-size: 10px; color: var(--text-sub);
    white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
    margin-top: 3px; line-height: 1.2;
}
.list-item .item-actions {
    display: flex; align-items: center; gap: 5px; flex-shrink: 0;
}

.platform-tabs { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 18px; }
.platform-btn {
    padding: 8px 18px; border-radius: var(--r-sm);
    font-size: 11px; font-weight: 800;
    font-family: 'Syne', sans-serif; letter-spacing: 0.05em; text-transform: uppercase;
    cursor: pointer; border: 1px solid var(--border);
    background: var(--bg-card); color: var(--text-sub);
    transition: all 0.18s cubic-bezier(0.4,0,0.2,1);
}
.platform-btn:hover { color: var(--text); border-color: var(--border-bright); }
.platform-btn.active {
    background: var(--accent); color: var(--accent-text);
    border-color: var(--accent);
    box-shadow: 0 2px 14px var(--accent-glow);
    font-weight: 900;
}
.platform-btn:active { transform: scale(0.96); }

.icon-btn {
    width: 33px; height: 33px; border-radius: var(--r-sm);
    border: 1px solid var(--border); background: var(--bg-card);
    color: var(--text-sub); display: flex; align-items: center; justify-content: center;
    cursor: pointer; transition: all 0.16s; flex-shrink: 0;
}
.icon-btn:hover { border-color: var(--border-bright); color: var(--text); background: var(--bg-card-hover); }
.icon-btn:active { transform: scale(0.87); }

.btn-accent {
    background: var(--accent); color: var(--accent-text);
    font-family: 'Syne', sans-serif; font-weight: 900;
    letter-spacing: 0.04em; border: none; cursor: pointer;
    transition: all 0.18s cubic-bezier(0.4,0,0.2,1);
    box-shadow: 0 2px 12px var(--accent-glow);
}
.btn-accent:hover { filter: brightness(1.08); box-shadow: 0 4px 22px rgba(250,204,21,0.35); transform: translateY(-1px); }
.btn-accent:active { transform: scale(0.97); filter: brightness(0.95); }

#side-menu {
    background: rgba(10,10,10,0.97);
    backdrop-filter: blur(32px); -webkit-backdrop-filter: blur(32px);
    border-right: 1px solid var(--border);
    box-shadow: 4px 0 40px rgba(0,0,0,0.8);
    transform: translateX(-100%);
    max-width: 290px; width: 85vw;
    height: 100dvh; position: fixed;
    top: 0; left: 0; z-index: 60;
    overflow-y: auto;
    transition: transform 0.38s cubic-bezier(0.4,0,0.2,1);
}
#side-menu.active { transform: translateX(0); }
.side-menu-overlay {
    position: fixed; inset: 0; z-index: 59;
    background: rgba(0,0,0,0); pointer-events: none;
    transition: background 0.38s;
}
.side-menu-overlay.active {
    background: rgba(0,0,0,0.7); pointer-events: all;
    backdrop-filter: blur(3px); -webkit-backdrop-filter: blur(3px);
}

.social-card {
    background: var(--bg-card); border: 1px solid var(--border);
    border-radius: 11px; padding: 11px; display: flex; align-items: center; gap: 10px;
    text-decoration: none; color: var(--text); transition: all 0.18s;
}
.social-card:hover { background: var(--bg-card-hover); border-color: var(--border-bright); transform: translateX(3px); }

input, textarea {
    background: var(--input-bg) !important;
    border: 1px solid var(--border) !important;
    color: var(--text) !important;
    font-family: 'DM Sans', sans-serif;
    transition: all 0.18s; border-radius: 11px !important;
}
input:focus, textarea:focus {
    border-color: var(--border-bright) !important;
    box-shadow: 0 0 0 3px var(--accent-glow) !important;
    outline: none !important;
    background: rgba(255,255,255,0.06) !important;
}
input::placeholder, textarea::placeholder { color: var(--text-dim) !important; }

#player-bar {
    position: fixed; bottom: 0; left: 0; right: 0; z-index: 44;
    transform: translateY(calc(100% + 16px));
    transition: transform 0.38s cubic-bezier(0.4,0,0.2,1);
    padding: 0 8px 8px 8px;
}
#player-bar.visible { transform: translateY(0); }
@media (max-width: 768px) { #player-bar { bottom: var(--mob-nav-h); padding-bottom: 6px; } }

.player-card {
    background: rgba(12,12,12,0.97);
    backdrop-filter: blur(28px); -webkit-backdrop-filter: blur(28px);
    border: 1px solid rgba(250,204,21,0.22);
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 -4px 30px rgba(0,0,0,0.5), 0 0 0 1px rgba(250,204,21,0.05);
    max-width: 720px; margin: 0 auto;
}
.player-inner {
    padding: 10px 12px 6px;
    display: flex; align-items: center; gap: 10px;
    cursor: pointer;
}
.player-prog {
    padding: 0 12px 10px;
}
.player-prog-track {
    height: 3px; background: rgba(255,255,255,0.08);
    border-radius: 99px; overflow: hidden;
}
#mini-progress-fill {
    height: 100%; background: var(--accent);
    border-radius: 99px; transition: width 0.25s linear;
}

#full-player {
    transform: translateY(100%);
    transition: transform 0.42s cubic-bezier(0.4,0,0.2,1);
    background: var(--bg); overflow-y: auto;
    -webkit-overflow-scrolling: touch; z-index: 50;
}
#full-player.active { transform: translateY(0); }
#full-player::before {
    content: ''; position: absolute;
    top: 0; left: 0; right: 0; height: 320px;
    background: linear-gradient(180deg, rgba(250,204,21,0.05) 0%, transparent 100%);
    pointer-events: none; z-index: 0;
}

#full-progress-fill {
    background: var(--accent);
    height: 100%; border-radius: 99px;
    box-shadow: 0 0 8px var(--accent-glow);
    transition: width 0.25s linear;
}
.progress-track {
    cursor: pointer; border-radius: 99px;
    position: relative; overflow: hidden;
    background: rgba(255,255,255,0.08);
}
.progress-track:hover #full-progress-fill { filter: brightness(1.1); }

.playlist-card {
    background: var(--bg-card); border: 1px solid var(--border);
    border-radius: var(--r);
    display: flex; align-items: center; gap: 11px;
    padding: 11px 13px; cursor: pointer;
    transition: all 0.18s cubic-bezier(0.4,0,0.2,1);
}
.playlist-card:hover { background: var(--bg-card-hover); border-color: var(--border-bright); transform: translateY(-1px); }
.playlist-card-icon {
    width: 46px; height: 46px; flex-shrink: 0;
    border-radius: 12px; background: var(--accent);
    display: flex; align-items: center; justify-content: center;
}

.page-modal { transform: translateX(100%); transition: transform 0.33s cubic-bezier(0.4,0,0.2,1); width: 100%; }
.page-modal.open { transform: translateX(0); }
.modal-overlay { background: rgba(0,0,0,0.82); backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px); }
.modal-card {
    background: #0f0f0f; border: 1px solid var(--border);
    border-radius: 22px;
    box-shadow: 0 24px 70px rgba(0,0,0,0.8);
    position: relative; overflow: hidden;
}
.modal-card::before {
    content: ''; position: absolute;
    top: 0; left: 30%; right: 30%; height: 1px;
    background: linear-gradient(90deg, transparent, rgba(250,204,21,0.4), transparent);
}

.slide-up { animation: slideUp 0.28s cubic-bezier(0.4,0,0.2,1); }
@keyframes slideUp { from { transform: translateY(16px); opacity: 0; } to { transform: translateY(0); opacity: 1; } }
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }
@keyframes equalizer {
    0%,100% { height: 3px; }
    25% { height: 13px; }
    75% { height: 7px; }
}
.equalizer-bars { display: flex; align-items: flex-end; gap: 2px; }
.equalizer-bars span {
    width: 3px; background: var(--accent);
    border-radius: 2px; animation: equalizer 0.75s ease-in-out infinite;
}
.equalizer-bars span:nth-child(2) { animation-delay: 0.15s; }
.equalizer-bars span:nth-child(3) { animation-delay: 0.28s; }

.profile-ring { border: 2px solid var(--accent); box-shadow: 0 0 12px var(--accent-glow); }
.rii-logo {
    background: linear-gradient(135deg, #fff 0%, var(--accent) 70%);
    -webkit-background-clip: text; -webkit-text-fill-color: transparent;
    background-clip: text;
    filter: drop-shadow(0 0 10px rgba(250,204,21,0.5));
}
#toast {
    background: var(--accent); color: var(--accent-text);
    backdrop-filter: blur(16px);
    font-family: 'Syne', sans-serif; font-weight: 800; letter-spacing: 0.04em;
    box-shadow: 0 6px 30px rgba(250,204,21,0.4);
    transition: all 0.3s cubic-bezier(0.4,0,0.2,1);
}
.verified-badge {
    display: inline-flex; align-items: center; justify-content: center;
    width: 17px; height: 17px;
    background: var(--accent); border-radius: 50%; flex-shrink: 0;
}
.verified-badge svg path { fill: var(--accent-text); }
.tag-badge {
    display: inline-flex; align-items: center; gap: 4px;
    padding: 3px 10px; border-radius: 99px;
    font-size: 9px; font-weight: 800;
    font-family: 'Syne', sans-serif; letter-spacing: 0.09em; text-transform: uppercase;
    background: var(--accent-dim); border: 1px solid rgba(250,204,21,0.25); color: var(--accent);
}
.stat-card {
    background: var(--bg-card); border: 1px solid var(--border);
    border-radius: 13px; padding: 14px; text-align: center; transition: all 0.18s;
}
.stat-card:hover { border-color: var(--border-bright); background: var(--bg-card-hover); }

.search-container { position: relative; }
.search-container .search-clear {
    position: absolute; right: 11px; top: 50%; transform: translateY(-50%);
    opacity: 0; pointer-events: none; transition: opacity 0.18s;
    background: none; border: none; cursor: pointer; color: var(--text-sub); padding: 4px; display: flex;
}
.search-container.has-value .search-clear { opacity: 1; pointer-events: all; }

.skeleton {
    background: linear-gradient(90deg, var(--bg-card) 25%, var(--bg-card-hover) 50%, var(--bg-card) 75%);
    background-size: 200% 100%; animation: shimmer 1.5s infinite; border-radius: 8px;
}
@keyframes shimmer { 0% { background-position: 200% 0; } 100% { background-position: -200% 0; } }

@media (max-width: 640px) {
    body { font-size: 14px; }
    .page-modal { width: 100vw; }
    #side-menu { width: 85vw; max-width: 280px; }
    .list-item { padding: 9px 10px; gap: 9px; }
    .list-item .thumb-wrap { width: 42px; height: 42px; }
    .platform-btn { padding: 7px 14px; font-size: 10.5px; }
}
@media (min-width: 640px) { #side-menu { width: 290px; } }
@media (prefers-reduced-motion: reduce) {
    *,*::before,*::after { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
}

@media (min-width: 1024px) {
    .max-w-3xl { max-width: 760px; }
    .player-card { max-width: 760px; }
}