/* ===================================================
   MURSALIN PORTFOLIO — ENHANCED STYLESHEET
   Default theme: teal/cyan
   Music-playing theme: deep purple + light pink
   =================================================== */

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

/* ===== DEFAULT (TEAL) THEME TOKENS ===== */
:root {
    --primary:        #4ECDC4;
    --primary-deep:   #2E9BA6;
    --primary-light:  #80C9CE;
    --primary-soft:   #C2E4E8;
    --accent:         #3ABFCF;
    --accent-mid:     #1F7A8C;
    --crystal:        #9DCDD3;
    --lagoon:         #0D4A52;
    --lagoon-deep:    #081E22;
    --bg:             #040e12;
    --bg-2:           #07181e;
    --bg-card:        rgba(60, 180, 190, 0.03);
    --text:           #B8D4D8;
    --text-dim:       rgba(140, 190, 200, 0.62);
    --text-muted:     rgba(120, 170, 180, 0.55);
    --border:         rgba(50, 155, 168, 0.16);
    --glow:           rgba(50, 160, 175, 0.2);
    --glow-strong:    rgba(60, 180, 195, 0.35);
    --aurora-1:       #1A5C6A;
    --aurora-2:       #164955;
    --aurora-3:       #1A6060;

    /* Smooth theme swap — all CSS vars animate through this */
    --theme-transition: 1.4s cubic-bezier(0.4, 0, 0.2, 1);

    /* Overlay pulse color for theme change */
    --overlay-color:  rgba(78, 205, 196, 0.08);
}

/* ===== MUSIC-PLAYING: PURPLE / PINK THEME ===== */
body.music-playing {
    --primary:        #C77DFF;
    --primary-deep:   #9B5DE5;
    --primary-light:  #E0AAFF;
    --primary-soft:   #F4D4FF;
    --accent:         #FF85A1;
    --accent-mid:     #7B2FBE;
    --crystal:        #D4A5F5;
    --lagoon:         #2D1B4E;
    --lagoon-deep:    #150A28;
    --bg:             #0D0515;
    --bg-2:           #130825;
    --bg-card:        rgba(155, 93, 229, 0.04);
    --text:           #E8D5F5;
    --text-dim:       rgba(210, 170, 240, 0.68);
    --text-muted:     rgba(190, 150, 220, 0.55);
    --border:         rgba(155, 93, 229, 0.2);
    --glow:           rgba(155, 93, 229, 0.28);
    --glow-strong:    rgba(199, 125, 255, 0.45);
    --aurora-1:       #3D1A6E;
    --aurora-2:       #5B1A8A;
    --aurora-3:       #7B2FBE;
    --overlay-color:  rgba(199, 125, 255, 0.08);
}

/* ===== BODY ===== */
body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background: radial-gradient(ellipse at 20% 20%, color-mix(in srgb, var(--aurora-1) 30%, transparent) 0%, var(--bg) 60%),
                radial-gradient(ellipse at 80% 80%, color-mix(in srgb, var(--aurora-2) 20%, transparent) 0%, var(--bg) 60%);
    background-color: var(--bg);
    background-attachment: fixed;
    color: var(--text);
    min-height: 100vh;
    font-size: 14px;
    line-height: 1.6;
    overflow-x: hidden;
    transition:
        background-color var(--theme-transition),
        color var(--theme-transition);
}

/* ===== CURSOR GLOW ===== */
#cursor-glow {
    position: fixed;
    width: 320px;
    height: 320px;
    border-radius: 50%;
    background: radial-gradient(circle, var(--glow) 0%, transparent 65%);
    pointer-events: none;
    z-index: 1;
    transform: translate(-50%, -50%);
    transition: background 0.8s ease;
    will-change: left, top;
    opacity: 0.5;
}

/* ===== THEME TRANSITION OVERLAY ===== */
#theme-overlay {
    position: fixed;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    pointer-events: none;
    z-index: 9998;
    transform: translate(-50%, -50%);
    /* background is set in JS based on direction */
}

#theme-overlay.expanding {
    animation: theme-ripple 1.1s cubic-bezier(0.22, 1, 0.36, 1) forwards;
}

@keyframes theme-ripple {
    0%   { width: 0;      height: 0;      opacity: 0.45; }
    60%  { opacity: 0.22; }
    100% { width: 260vmax; height: 260vmax; opacity: 0; }
}

/* ===== AURORA BACKGROUND ===== */
.aurora-bg {
    position: fixed;
    top: 0; left: 0;
    width: 100%; height: 100%;
    pointer-events: none;
    z-index: 0;
    overflow: hidden;
}

.aurora-layer {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    animation: aurora-drift linear infinite;
    transition: background var(--theme-transition), opacity var(--theme-transition);
}

.aurora-layer:nth-child(1) {
    width: 600px; height: 400px;
    background: radial-gradient(ellipse, var(--aurora-1), transparent);
    top: -100px; left: -100px;
    animation-duration: 22s;
    opacity: 0.12;
}

.aurora-layer:nth-child(2) {
    width: 500px; height: 350px;
    background: radial-gradient(ellipse, var(--aurora-2), transparent);
    top: 30%; right: -150px;
    animation-duration: 28s;
    animation-direction: reverse;
    opacity: 0.10;
}

.aurora-layer:nth-child(3) {
    width: 700px; height: 300px;
    background: radial-gradient(ellipse, var(--aurora-3), transparent);
    bottom: -50px; left: 20%;
    animation-duration: 25s;
    opacity: 0.08;
}

body.music-playing .aurora-layer:nth-child(1) { opacity: 0.18; }
body.music-playing .aurora-layer:nth-child(2) { opacity: 0.15; }
body.music-playing .aurora-layer:nth-child(3) { opacity: 0.12; }

@keyframes aurora-drift {
    0%, 100% { transform: translate(0, 0) scale(1); }
    25%       { transform: translate(40px, 30px) scale(1.05); }
    50%       { transform: translate(20px, -20px) scale(0.95); }
    75%       { transform: translate(-30px, 20px) scale(1.02); }
}

/* ===== LOADING SCREEN ===== */
.loading-screen {
    position: fixed;
    top: 0; left: 0;
    width: 100%; height: 100%;
    background: var(--bg);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10000;
    transition: opacity 0.8s ease, visibility 0.8s ease;
}

.loading-screen.hidden {
    opacity: 0;
    visibility: hidden;
}

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

.loader-logo {
    position: relative;
    width: 120px;
    height: 120px;
    margin: 0 auto 2rem;
}

.loader-ring {
    position: absolute;
    border-radius: 50%;
    border: 2px solid transparent;
    top: 50%; left: 50%;
    transform: translate(-50%, -50%);
    animation: spin 1.5s linear infinite;
}

.loader-ring:nth-child(1) {
    width: 120px; height: 120px;
    border-top-color: var(--primary);
    border-right-color: var(--primary);
    animation-duration: 1.5s;
    filter: drop-shadow(0 0 8px var(--primary));
}

.loader-ring:nth-child(2) {
    width: 90px; height: 90px;
    border-top-color: var(--accent);
    border-right-color: var(--accent);
    animation-duration: 2s;
    animation-direction: reverse;
    filter: drop-shadow(0 0 6px var(--accent));
}

.loader-ring:nth-child(3) {
    width: 60px; height: 60px;
    border-top-color: var(--primary-light);
    border-right-color: var(--primary-light);
    animation-duration: 1.2s;
    filter: drop-shadow(0 0 5px var(--primary-light));
}

@keyframes spin {
    0%   { transform: translate(-50%, -50%) rotate(0deg); }
    100% { transform: translate(-50%, -50%) rotate(360deg); }
}

.loader-text {
    position: absolute;
    top: 50%; left: 50%;
    transform: translate(-50%, -50%);
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary);
    text-shadow: 0 0 20px var(--glow), 0 0 40px var(--glow);
    animation: crystal-pulse 2s ease-in-out infinite;
}

@keyframes crystal-pulse {
    0%, 100% { text-shadow: 0 0 16px var(--glow), 0 0 32px var(--glow); }
    50%       { text-shadow: 0 0 22px var(--glow-strong), 0 0 44px var(--glow-strong); }
}

.loader-progress {
    width: 200px;
    height: 3px;
    background: rgba(50,150,165,0.12);
    border-radius: 2px;
    overflow: hidden;
    margin: 0 auto 1rem;
}

.loader-bar {
    height: 100%;
    background: linear-gradient(90deg, var(--lagoon-deep) 0%, var(--accent) 40%, var(--primary) 70%, var(--primary-light) 100%);
    border-radius: 2px;
    animation: loading-bar 2s ease-in-out infinite;
    box-shadow: 0 0 10px var(--primary);
}

@keyframes loading-bar {
    0%   { width: 0%; }
    50%  { width: 70%; }
    100% { width: 100%; }
}

.loader-message {
    color: var(--text-dim);
    font-size: 0.875rem;
    animation: pulse 1.5s ease-in-out infinite;
    letter-spacing: 0.1em;
}

@keyframes pulse {
    0%, 100% { opacity: 0.5; }
    50%       { opacity: 1; }
}

/* ===== CLICK PARTICLES ===== */
#particle-container {
    position: fixed;
    top: 0; left: 0;
    width: 100%; height: 100%;
    pointer-events: none;
    z-index: 9999;
}

.particle {
    position: absolute;
    pointer-events: none;
    animation: particle-burst 1s ease-out forwards;
}

@keyframes particle-burst {
    0%   { opacity: 1; transform: translate(0, 0) scale(1) rotate(0deg); }
    100% { opacity: 0; transform: translate(var(--tx), var(--ty)) scale(0.3) rotate(720deg); }
}

/* Ripple effect on click */
.click-ripple {
    position: absolute;
    border-radius: 50%;
    pointer-events: none;
    animation: ripple-expand 0.7s cubic-bezier(0.22, 1, 0.36, 1) forwards;
    border: 1.5px solid var(--primary);
    box-shadow: 0 0 12px var(--glow);
}

@keyframes ripple-expand {
    0%   { width: 0;    height: 0;    opacity: 0.9; transform: translate(-50%, -50%); }
    100% { width: 90px; height: 90px; opacity: 0;   transform: translate(-50%, -50%); }
}

/* ===== FLOATING PARTICLES (background) ===== */
.float-dot {
    position: absolute;
    border-radius: 50%;
    animation: float-up linear infinite;
}

@keyframes float-up {
    0%   { transform: translateY(100vh) rotate(0deg); opacity: 0; }
    10%  { opacity: 1; }
    90%  { opacity: 0.6; }
    100% { transform: translateY(-50px) rotate(360deg); opacity: 0; }
}

/* ===== MUSIC PLAYER ===== */
.floating-music-player {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    z-index: 1000;
    transition: opacity 0.5s cubic-bezier(0.4, 0, 0.2, 1),
                transform 0.55s cubic-bezier(0.34, 1.56, 0.64, 1);
    will-change: transform, opacity;
}

.floating-music-player.hidden {
    opacity: 0;
    pointer-events: none;
    transform: translate3d(0, 22px, 0) scale(0.90);
}

.music-player-content {
    display: flex;
    align-items: center;
    gap: 0.65rem;
    padding: 0.75rem 1rem;
    background: linear-gradient(135deg, rgba(0,229,255,0.08) 0%, rgba(0,188,212,0.06) 100%);
    border: 1.5px solid var(--border);
    border-radius: 50px;
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    box-shadow: 0 8px 28px var(--glow), inset 0 1px 0 rgba(80,180,190,0.07);
    transition: border-color 0.45s ease, box-shadow 0.45s ease,
                background var(--theme-transition);
    transform: translateZ(0);
}

body.music-playing .music-player-content {
    background: linear-gradient(135deg, rgba(155,93,229,0.12) 0%, rgba(123,47,190,0.08) 100%);
    box-shadow: 0 8px 28px rgba(155,93,229,0.3), inset 0 1px 0 rgba(199,125,255,0.1);
}

.music-player-content:hover {
    border-color: rgba(50, 155, 168, 0.5);
    box-shadow: 0 12px 36px var(--glow-strong), inset 0 1px 0 rgba(80,180,190,0.09);
}

body.music-playing .music-player-content:hover {
    border-color: rgba(199, 125, 255, 0.5);
}

.floating-music-player.compact .music-player-content {
    padding: 0.55rem 0.7rem;
    gap: 0.3rem;
}

.floating-music-player.compact .music-text-container { display: none; }

.music-text-container {
    display: flex;
    align-items: center;
    gap: 0.65rem;
    min-width: 0;
    flex: 1;
    transition: all 0.5s ease;
    overflow: hidden;
}

.music-text {
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--primary-light);
    white-space: nowrap;
    letter-spacing: 0.02em;
    animation: text-shimmer 3s ease-in-out infinite;
    transition: color var(--theme-transition);
}

@keyframes text-shimmer {
    0%, 100% { color: var(--primary-light); }
    50%       { color: var(--primary); text-shadow: 0 0 8px var(--primary); }
}

/* ===== MUSIC DISC ===== */
.music-disc-wrapper {
    position: relative;
    width: 32px;
    height: 32px;
    flex-shrink: 0;
}

.disc-outer-ring {
    position: absolute;
    inset: -4px;
    border-radius: 50%;
    border: 1.5px solid transparent;
    background: linear-gradient(var(--bg), var(--bg)) padding-box,
                conic-gradient(from 0deg, var(--primary), var(--accent), var(--primary-light), var(--primary)) border-box;
    opacity: 0;
    transition: opacity 0.6s ease;
}

.floating-music-player.playing .disc-outer-ring {
    opacity: 1;
    animation: disc-ring-spin 3s linear infinite;
}

@keyframes disc-ring-spin {
    from { transform: rotate(0deg); }
    to   { transform: rotate(360deg); }
}

.music-disc-svg {
    width: 32px;
    height: 32px;
    position: relative;
    z-index: 1;
    transform-origin: center center;
    will-change: transform;
    transition: filter 0.5s ease;
}

.floating-music-player.playing .music-disc-svg {
    animation: disc-spin-smooth 6s linear infinite;
    filter: drop-shadow(0 0 5px var(--glow-strong));
}

@keyframes disc-spin-smooth {
    0%   { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.disc-groove {
    stroke: var(--primary-deep);
    opacity: 0.5;
    transition: all 0.5s ease;
}

.disc-label  { fill: rgba(0, 80, 100, 0.8); transition: all 0.5s ease; }
.disc-highlight { fill: rgba(0, 255, 255, 0.15); transition: all 0.5s ease; }
.disc-center { fill: var(--primary); transition: all 0.5s ease; }

.floating-music-player.playing .disc-groove  { stroke: var(--accent); opacity: 0.8; }
.floating-music-player.playing .disc-label   { fill: rgba(0, 60, 80, 0.9); }
.floating-music-player.playing .disc-center  { fill: white; filter: drop-shadow(0 0 3px var(--primary)); }

/* Track info */
.music-track-info {
    display: flex;
    flex-direction: column;
    gap: 0.1rem;
    min-width: 0;
    flex: 1;
}

.music-artist {
    font-size: 0.7rem;
    color: var(--text-muted);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 140px;
    opacity: 0;
    transform: translateY(-4px);
    transition: opacity 0.5s ease, transform 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.floating-music-player.playing .music-artist {
    opacity: 0.8;
    transform: translateY(0);
}

/* Controls */
.music-controls {
    display: flex;
    align-items: center;
    gap: 0.42rem;
    flex-shrink: 0;
}

.music-skip-btn {
    width: 30px;
    height: 30px;
    border-radius: 50%;
    background: rgba(50,155,168,0.1);
    border: 1px solid var(--border);
    color: var(--primary-light);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    transition: background 0.25s ease, border-color 0.25s ease,
                transform 0.25s cubic-bezier(0.34, 1.56, 0.64, 1),
                box-shadow 0.25s ease, opacity 0.25s ease,
                color var(--theme-transition);
    opacity: 0.7;
    touch-action: manipulation;
    -webkit-tap-highlight-color: transparent;
    will-change: transform;
}

.music-skip-btn:hover {
    background: rgba(50,155,168,0.2);
    border-color: var(--primary-deep);
    transform: scale(1.18);
    box-shadow: 0 3px 12px var(--glow);
    opacity: 1;
}

.music-skip-btn:active { transform: scale(0.86) !important; transition-duration: 0.08s; }

.music-playlist-btn {
    width: 30px;
    height: 30px;
    border-radius: 50%;
    background: rgba(50,155,168,0.1);
    border: 1px solid var(--border);
    color: var(--primary-light);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    transition: background 0.25s ease, border-color 0.25s ease,
                transform 0.25s cubic-bezier(0.34, 1.56, 0.64, 1),
                box-shadow 0.25s ease, opacity 0.25s ease,
                color var(--theme-transition);
    opacity: 0.7;
    touch-action: manipulation;
    -webkit-tap-highlight-color: transparent;
    will-change: transform;
}

.music-playlist-btn:hover {
    background: rgba(50,155,168,0.2);
    border-color: var(--primary-deep);
    transform: scale(1.15);
    box-shadow: 0 3px 12px var(--glow);
    opacity: 1;
}

.music-playlist-btn.active {
    background: rgba(50,155,168,0.24);
    border-color: var(--primary-deep);
    transform: scale(1);
    opacity: 1;
}

/* Playlist panel */
.music-playlist-panel {
    position: absolute;
    bottom: calc(100% + 12px);
    right: 0;
    width: 285px;
    max-height: 0;
    overflow: hidden;
    background: rgba(4,14,22,0.97);
    border: 1px solid var(--border);
    border-radius: 18px;
    backdrop-filter: blur(28px);
    -webkit-backdrop-filter: blur(28px);
    box-shadow: 0 -4px 28px var(--glow), 0 8px 24px rgba(0,0,0,0.45);
    transition: max-height 0.48s cubic-bezier(0.4, 0, 0.2, 1),
                opacity 0.32s ease,
                transform 0.4s cubic-bezier(0.34, 1.56, 0.64, 1),
                background var(--theme-transition),
                border-color var(--theme-transition);
    opacity: 0;
    transform: translate3d(0, 14px, 0) scale(0.96);
    pointer-events: none;
    z-index: 1001;
    will-change: transform, opacity;
}

body.music-playing .music-playlist-panel { background: rgba(13,5,21,0.97); }

.music-playlist-panel.open {
    max-height: 340px;
    opacity: 1;
    transform: translate3d(0, 0, 0) scale(1);
    pointer-events: all;
}

.playlist-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.85rem 1.1rem 0.55rem;
    border-bottom: 1px solid var(--border);
}

.playlist-header-title {
    font-size: 0.74rem;
    font-weight: 600;
    color: var(--primary-light);
    letter-spacing: 0.08em;
    text-transform: uppercase;
    opacity: 0.9;
    transition: color var(--theme-transition);
}

.playlist-close-btn {
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    width: 22px;
    height: 22px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.78rem;
    transition: color 0.2s ease, background 0.2s ease, transform 0.2s ease;
}

.playlist-close-btn:hover {
    color: var(--primary-light);
    background: var(--border);
    transform: rotate(90deg);
}

.playlist-items {
    overflow-y: auto;
    max-height: 264px;
    padding: 0.45rem 0.5rem 0.55rem;
    scrollbar-width: thin;
    scrollbar-color: var(--border) transparent;
}

.playlist-item {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    padding: 0.52rem 0.65rem;
    border-radius: 11px;
    cursor: pointer;
    border: 1px solid transparent;
    transition: background 0.22s ease, transform 0.22s cubic-bezier(0.34, 1.56, 0.64, 1), border-color 0.22s ease;
}

.playlist-item:hover { background: var(--bg-card); transform: translateX(4px); }
.playlist-item.active { background: var(--bg-card); border-color: var(--border); }

.playlist-num {
    font-size: 0.69rem;
    color: var(--text-muted);
    width: 14px;
    text-align: center;
    flex-shrink: 0;
}

.playlist-item.active .playlist-num { display: none; }

.playlist-playing-icon {
    display: none;
    width: 14px;
    flex-shrink: 0;
    align-items: center;
    justify-content: center;
}

.playlist-item.active .playlist-playing-icon { display: flex; }

.playlist-item.active .playlist-playing-icon svg {
    color: var(--primary);
    animation: playlist-pulse 1.5s ease-in-out infinite;
}

@keyframes playlist-pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50%       { opacity: 0.55; transform: scale(0.82); }
}

.playlist-track-info { flex: 1; min-width: 0; }

.playlist-title {
    font-size: 0.79rem;
    font-weight: 500;
    color: var(--text);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    transition: color 0.2s ease;
}

.playlist-item.active .playlist-title { color: var(--primary-light); }
.playlist-item:hover .playlist-title   { color: var(--primary-soft); }

.playlist-artist-label {
    font-size: 0.67rem;
    color: var(--text-muted);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    opacity: 0.7;
}

/* Compact mode */
.floating-music-player.compact .music-controls          { gap: 0.28rem; }
.floating-music-player.compact .music-skip-btn,
.floating-music-player.compact .music-playlist-btn      { width: 26px; height: 26px; }

/* Play/pause button */
.music-control-btn {
    width: 46px;
    height: 46px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--accent-mid) 0%, var(--lagoon) 100%);
    border: none;
    color: white;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 18px var(--glow);
    transition: all 0.42s cubic-bezier(0.34, 1.56, 0.64, 1),
                background var(--theme-transition),
                box-shadow var(--theme-transition);
    flex-shrink: 0;
    position: relative;
    overflow: hidden;
    will-change: transform, box-shadow;
}

.music-control-btn::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at 35% 35%, rgba(255,255,255,0.28) 0%, transparent 65%);
    border-radius: 50%;
}

.music-control-btn::after {
    content: '';
    position: absolute;
    inset: -2px;
    border-radius: 50%;
    background: conic-gradient(from 0deg, var(--primary), var(--accent), var(--primary-light), var(--primary));
    z-index: -1;
    opacity: 0;
    transition: opacity 0.45s ease;
    animation: btn-ring-spin 2s linear infinite;
}

.floating-music-player.playing .music-control-btn::after { opacity: 1; }

@keyframes btn-ring-spin {
    from { transform: rotate(0deg); }
    to   { transform: rotate(360deg); }
}

.music-control-btn:hover {
    transform: scale(1.12) rotate(5deg);
    box-shadow: 0 8px 26px var(--glow-strong);
}

.music-control-btn:active { transform: scale(0.94) !important; transition-duration: 0.09s; }

.icon-container {
    position: relative;
    width: 20px; height: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.icon-container svg {
    position: absolute;
    transition: all 0.45s cubic-bezier(0.34, 1.56, 0.64, 1);
    will-change: transform, opacity;
}

.play-icon                { opacity: 1; transform: scale(1) rotate(0deg); }
.pause-icon               { opacity: 0; transform: scale(0.4) rotate(90deg); }
.play-icon.hidden         { opacity: 0; transform: scale(0.4) rotate(-90deg); }
.pause-icon.hidden        { opacity: 0; transform: scale(0.4) rotate(90deg); }
.pause-icon:not(.hidden)  { opacity: 1; transform: scale(1) rotate(0deg); }

/* ===== PROFILE PICTURE — TWO-LAYER CROSS-FADE ===== */
.pfp-container {
    position: relative;
    width: 150px;
    height: 150px;
    margin: 0 auto 3.5rem;
    cursor: pointer;
}

.profile-picture {
    position: absolute;
    top: 50%; left: 50%;
    transform: translate(-50%, -50%);
    width: 150px; height: 150px;
    border-radius: 50%;
    overflow: hidden;
    box-shadow: 0 0 18px var(--glow);
    transition: box-shadow 0.7s ease;
    z-index: 5;
}

/* Two image layers stacked — front/back cross-fade */
.pfp-layer {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 50%;
    transition: opacity 0.7s cubic-bezier(0.4, 0, 0.2, 1),
                transform 0.7s cubic-bezier(0.34, 1.56, 0.64, 1),
                filter 0.7s ease;
    will-change: opacity, transform;
}

.pfp-front { opacity: 1; transform: scale(1);    z-index: 2; }
.pfp-back  { opacity: 0; transform: scale(1.06); z-index: 1; }

/* Active swap states */
.pfp-front.fading-out {
    opacity: 0;
    transform: scale(0.92);
    filter: blur(4px) brightness(1.5);
}

.pfp-back.fading-in {
    opacity: 1;
    transform: scale(1);
}

/* Shimmer veil shown during the swap */
.pfp-shimmer {
    position: absolute;
    inset: 0;
    border-radius: 50%;
    z-index: 3;
    pointer-events: none;
    opacity: 0;
    background: radial-gradient(circle, var(--glow-strong) 0%, transparent 70%);
    transition: opacity 0.15s ease;
}

.pfp-shimmer.active {
    animation: shimmer-flash 0.7s ease forwards;
}

@keyframes shimmer-flash {
    0%   { opacity: 0; transform: scale(0.85); }
    35%  { opacity: 1; transform: scale(1.08); }
    65%  { opacity: 0.7; }
    100% { opacity: 0; transform: scale(1); }
}

/* Orbit rings */
.orbit-ring {
    position: absolute;
    top: 50%; left: 50%;
    border-radius: 50%;
    border: 1px solid;
    transition: border-color var(--theme-transition), filter var(--theme-transition);
}

.ring-1 {
    width: 170px; height: 170px;
    border-color: rgba(50,155,168,0.3);
    transform: translate(-50%, -50%);
    animation: ring-rotate-cw 20s linear infinite;
    animation-play-state: paused;
    filter: drop-shadow(0 0 4px rgba(50,160,170,0.15));
}

.ring-3 {
    width: 210px; height: 210px;
    border-color: rgba(40,135,148,0.16);
    border-style: dashed;
    transform: translate(-50%, -50%);
    animation: ring-rotate-ccw 35s linear infinite;
    animation-play-state: paused;
}

.ring-4 {
    width: 236px; height: 236px;
    border-color: rgba(40,128,140,0.08);
    transform: translate(-50%, -50%);
    animation: ring-pulse 6s ease-in-out infinite;
}

/* Orbit dots */
.orbit-dot {
    position: absolute;
    border-radius: 50%;
    top: 50%; left: 50%;
    opacity: 0;
    animation-play-state: paused;
    transition: background var(--theme-transition);
}

.orbit-dot-1 {
    width: 6px; height: 6px;
    background: var(--primary);
    margin: -3px 0 0 -3px;
    box-shadow: 0 0 8px var(--primary);
    animation: orbit-dot-cw 14s linear infinite;
}

.orbit-dot-2 {
    width: 4px; height: 4px;
    background: var(--accent);
    margin: -2px 0 0 -2px;
    box-shadow: 0 0 6px var(--accent);
    animation: orbit-dot-ccw 20s linear infinite;
    animation-play-state: paused;
}

.orbit-dot-3 {
    width: 5px; height: 5px;
    background: var(--primary-light);
    margin: -2.5px 0 0 -2.5px;
    box-shadow: 0 0 7px var(--primary-light);
    animation: orbit-dot-cw 18s linear infinite 5s;
    animation-play-state: paused;
}

.orbit-dot-4 {
    width: 3px; height: 3px;
    background: var(--primary-soft);
    margin: -1.5px 0 0 -1.5px;
    box-shadow: 0 0 5px var(--primary-soft);
    animation: orbit-dot-ccw 26s linear infinite 2s;
    animation-play-state: paused;
}

@keyframes ring-rotate-cw {
    from { transform: translate(-50%, -50%) rotate(0deg); }
    to   { transform: translate(-50%, -50%) rotate(360deg); }
}

@keyframes ring-rotate-ccw {
    from { transform: translate(-50%, -50%) rotate(360deg); }
    to   { transform: translate(-50%, -50%) rotate(0deg); }
}

@keyframes ring-pulse {
    0%, 100% {
        transform: translate(-50%, -50%) scale(1);
        border-color: rgba(40,130,145,0.08);
        box-shadow: none;
    }
    50% {
        transform: translate(-50%, -50%) scale(1.04);
        border-color: rgba(50,148,160,0.18);
        box-shadow: 0 0 18px rgba(50,148,160,0.04);
    }
}

@keyframes orbit-dot-cw  {
    from { transform: rotate(0deg) translateX(82px); }
    to   { transform: rotate(360deg) translateX(82px); }
}

@keyframes orbit-dot-ccw {
    from { transform: rotate(360deg) translateX(90px); }
    to   { transform: rotate(0deg) translateX(90px); }
}

/* Hover states */
.pfp-container:hover .ring-1 {
    border-color: rgba(50, 160, 170, 0.65);
    filter: drop-shadow(0 0 6px rgba(50,160,170,0.35));
    animation-play-state: running;
}

.pfp-container:hover .ring-3 {
    border-color: rgba(40, 140, 155, 0.35);
    animation-play-state: running;
}

.pfp-container:hover .ring-4 {
    border-color: rgba(40, 130, 145, 0.18);
    animation: ring-pulse-fast 3s ease-in-out infinite;
}

.pfp-container:hover .orbit-dot-1,
.pfp-container:hover .orbit-dot-2,
.pfp-container:hover .orbit-dot-3,
.pfp-container:hover .orbit-dot-4 {
    opacity: 1;
    animation-play-state: running;
}

.pfp-container:hover .profile-picture {
    box-shadow: 0 0 26px var(--glow-strong), 0 0 48px var(--glow);
}

@keyframes ring-pulse-fast {
    0%, 100% { transform: translate(-50%, -50%) scale(1); border-color: rgba(40,130,145,0.18); }
    50%       { transform: translate(-50%, -50%) scale(1.05); border-color: rgba(50,155,168,0.28); }
}

/* Music playing — ring states */
body.music-playing .ring-1 {
    border-color: rgba(199, 125, 255, 0.7);
    filter: drop-shadow(0 0 8px rgba(199,125,255,0.5));
    animation-play-state: running;
    animation-duration: 14s;
}

body.music-playing .ring-3 {
    border-color: rgba(155, 93, 229, 0.35);
    animation-play-state: running;
    animation-duration: 32s;
}

body.music-playing .ring-4 {
    border-color: rgba(123, 47, 190, 0.18);
    animation: ring-music-pulse 3.5s ease-in-out infinite;
}

body.music-playing .orbit-dot-1,
body.music-playing .orbit-dot-2,
body.music-playing .orbit-dot-3,
body.music-playing .orbit-dot-4 {
    opacity: 1;
    animation-play-state: running;
}

body.music-playing .profile-picture {
    box-shadow:
        0 0 22px rgba(199,125,255,0.55),
        0 0 50px rgba(155,93,229,0.25),
        0 0 75px rgba(255,133,161,0.15);
    animation: profile-glow-purple 4s ease-in-out infinite;
}

@keyframes ring-music-pulse {
    0%, 100% { transform: translate(-50%, -50%) scale(1); border-color: rgba(123,47,190,0.18); }
    50%       { transform: translate(-50%, -50%) scale(1.05); border-color: rgba(199,125,255,0.3); }
}

@keyframes profile-glow-purple {
    0%, 100% {
        box-shadow: 0 0 22px rgba(199,125,255,0.55), 0 0 50px rgba(155,93,229,0.25), 0 0 75px rgba(255,133,161,0.15);
    }
    50% {
        box-shadow: 0 0 32px rgba(199,125,255,0.72), 0 0 65px rgba(155,93,229,0.38), 0 0 95px rgba(255,133,161,0.22);
    }
}

/* ===== PAGES ===== */
.page {
    display: none;
    min-height: 100vh;
    padding: 2rem 1rem;
    padding-bottom: 8rem;
    opacity: 0;
    transition: opacity 0.65s ease, transform 0.65s ease;
    position: relative;
    z-index: 2;
}

.page.active {
    display: flex;
    animation: pageSlideIn 0.65s cubic-bezier(0.22, 1, 0.36, 1) forwards;
}

.page.slide-out {
    animation: pageSlideOut 0.42s cubic-bezier(0.4, 0, 1, 1) forwards;
}

@keyframes pageSlideIn {
    from { opacity: 0; transform: translateY(28px) scale(0.98); }
    to   { opacity: 1; transform: translateY(0) scale(1); }
}

@keyframes pageSlideOut {
    from { opacity: 1; transform: translateY(0) scale(1); }
    to   { opacity: 0; transform: translateY(-24px) scale(0.98); }
}

.container {
    max-width: 700px;
    margin: 0 auto;
    width: 100%;
    position: relative;
    z-index: 2;
}

/* ===== LANDING PAGE ===== */
.profile-section {
    text-align: center;
    margin-bottom: 2.5rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    padding-top: 2.5rem;
}

/* ===== ANIMATED NAME ===== */
h1 {
    font-size: 2.25rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    color: var(--primary-soft);
    transition: color var(--theme-transition);
}

.animated-name {
    background: linear-gradient(90deg, var(--primary-light), var(--primary-soft), var(--primary), var(--primary-soft), var(--primary-light));
    background-size: 300% 100%;
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    animation: gradient-flow 6s ease-in-out infinite, titleFadeIn 0.8s ease-out;
    position: relative;
    display: inline-block;
    transition: all var(--theme-transition);
}

body.music-playing .animated-name {
    background: linear-gradient(90deg, #C77DFF, #FF85A1, #E0AAFF, #FF85A1, #C77DFF);
    background-size: 300% 100%;
    -webkit-background-clip: text;
    background-clip: text;
    animation: gradient-flow 4s ease-in-out infinite;
}

.animated-name::after {
    content: 'Md. Mursalin (osihao)';
    position: absolute;
    left: 0; top: 0;
    background: inherit;
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    z-index: -1;
    filter: blur(16px);
    opacity: 0.4;
}

.animated-name:hover {
    animation: gradient-flow 2s ease-in-out infinite;
    transform: scale(1.03);
}

@keyframes gradient-flow {
    0%, 100% { background-position: 0% 50%; }
    50%       { background-position: 100% 50%; }
}

@keyframes titleFadeIn {
    from { opacity: 0; transform: translateY(-10px); }
    to   { opacity: 1; transform: translateY(0); }
}

.bio {
    font-size: 0.95rem;
    color: var(--text-dim);
    max-width: 420px;
    margin: 1rem auto 0;
    font-weight: 300;
    animation: bioFadeIn 1s ease-out 0.2s both;
    transition: color var(--theme-transition);
}

@keyframes bioFadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to   { opacity: 1; transform: translateY(0); }
}

/* ===== QUOTE BLOCK ===== */
.quote-block {
    background: linear-gradient(135deg, var(--bg-card) 0%, transparent 100%);
    border-left: 2px solid var(--primary-deep);
    padding: 0.875rem 1.25rem;
    border-radius: 6px;
    margin: 1rem 0;
    max-width: 440px;
    transition: all 0.45s cubic-bezier(0.34, 1.56, 0.64, 1),
                border-color var(--theme-transition), background var(--theme-transition);
    position: relative;
    overflow: hidden;
}

.quote-block::before {
    content: '';
    position: absolute;
    top: 0; left: 0;
    width: 2px;
    height: 100%;
    background: linear-gradient(to bottom, var(--primary), var(--primary-light), var(--accent));
    transition: background var(--theme-transition);
}

.quote-block:hover {
    background: linear-gradient(135deg, rgba(0,229,255,0.1) 0%, rgba(0,188,212,0.06) 100%);
    transform: translateX(7px);
    box-shadow: 0 4px 22px var(--glow);
}

body.music-playing .quote-block:hover {
    background: linear-gradient(135deg, rgba(155,93,229,0.1) 0%, rgba(255,133,161,0.06) 100%);
}

.quote-text {
    font-size: 0.875rem;
    font-style: italic;
    color: var(--text-dim);
    line-height: 1.6;
    transition: color var(--theme-transition);
}

/* ===== NAV SECTION ===== */
.nav-section {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
    margin-top: 2.5rem;
}

.nav-link {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.875rem 1.5rem;
    background: rgba(0, 229, 255, 0.04);
    border: 1px solid var(--border);
    border-radius: 25px;
    color: var(--text);
    font-size: 0.95rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.4s cubic-bezier(0.34, 1.56, 0.64, 1),
                border-color var(--theme-transition),
                background var(--theme-transition);
    backdrop-filter: blur(12px);
    position: relative;
    overflow: hidden;
}

body.music-playing .nav-link { background: rgba(155,93,229,0.04); }

/* Ripple fill on hover */
.nav-link::before {
    content: '';
    position: absolute;
    top: 50%; left: 50%;
    width: 0; height: 0;
    border-radius: 50%;
    background: rgba(0, 229, 255, 0.12);
    transform: translate(-50%, -50%);
    transition: width 0.55s ease, height 0.55s ease;
}

body.music-playing .nav-link::before { background: rgba(155,93,229,0.12); }
.nav-link:hover::before { width: 300px; height: 300px; }

.nav-link::after {
    content: '';
    position: absolute;
    inset: -1px;
    border-radius: 25px;
    background: linear-gradient(135deg, var(--glow-strong), var(--glow), var(--glow-strong));
    z-index: -1;
    opacity: 0;
    transition: opacity 0.4s ease;
}

.nav-link:hover::after { opacity: 1; }

.nav-link:hover {
    background: var(--bg-card);
    border-color: var(--primary-deep);
    transform: translateY(-5px) scale(1.04);
    box-shadow: 0 10px 28px var(--glow);
    color: var(--primary-soft);
}

.nav-link:active { transform: translateY(-2px) scale(1.01) !important; transition-duration: 0.1s; }

.nav-link svg {
    stroke: var(--primary-deep);
    position: relative;
    z-index: 1;
    transition: all 0.35s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.nav-link:hover svg {
    stroke: var(--primary);
    transform: scale(1.2) rotate(6deg);
    filter: drop-shadow(0 0 5px var(--primary));
}

.nav-link span { position: relative; z-index: 1; }

/* ===== PAGE HEADER ===== */
.page-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 2.5rem;
    animation: headerSlideIn 0.6s ease-out;
}

@keyframes headerSlideIn {
    from { opacity: 0; transform: translateX(-20px); }
    to   { opacity: 1; transform: translateX(0); }
}

.back-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.25rem;
    background: rgba(0, 229, 255, 0.04);
    border: 1px solid var(--border);
    border-radius: 25px;
    color: var(--text);
    font-size: 0.9rem;
    cursor: pointer;
    transition: all 0.35s cubic-bezier(0.34, 1.56, 0.64, 1),
                border-color var(--theme-transition),
                background var(--theme-transition);
    backdrop-filter: blur(10px);
    position: relative;
    overflow: hidden;
}

body.music-playing .back-btn { background: rgba(155,93,229,0.04); }

.back-btn::before {
    content: '';
    position: absolute;
    top: 50%; left: 50%;
    width: 0; height: 0;
    border-radius: 50%;
    background: rgba(0, 229, 255, 0.1);
    transform: translate(-50%, -50%);
    transition: width 0.5s ease, height 0.5s ease;
}

body.music-playing .back-btn::before { background: rgba(155,93,229,0.1); }
.back-btn:hover::before { width: 200px; height: 200px; }

.back-btn:hover {
    background: var(--bg-card);
    border-color: var(--primary);
    transform: translateX(-7px);
    box-shadow: 0 4px 18px var(--glow);
    color: var(--primary-soft);
}

.back-btn svg { stroke: var(--primary-deep); position: relative; z-index: 1; transition: stroke 0.3s ease, transform 0.35s cubic-bezier(0.34, 1.56, 0.64, 1); }
.back-btn:hover svg { stroke: var(--primary); transform: translateX(-2px); }

h2 {
    font-size: 1.75rem;
    font-weight: 600;
    background: linear-gradient(90deg, var(--primary-soft), var(--primary-light));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    transition: all var(--theme-transition);
}

body.music-playing h2 {
    background: linear-gradient(90deg, #F4D4FF, #C77DFF);
    -webkit-background-clip: text;
    background-clip: text;
}

/* ===== CONTENT GRID ===== */
.content-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1.5rem;
    animation: gridFadeIn 0.8s ease-out 0.2s both;
}

@keyframes gridFadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to   { opacity: 1; transform: translateY(0); }
}

/* ===== CARDS ===== */
.card {
    background: rgba(0, 229, 255, 0.025);
    border: 1px solid var(--border);
    border-radius: 18px;
    padding: 1.75rem;
    transition: all 0.45s cubic-bezier(0.34, 1.56, 0.64, 1),
                background var(--theme-transition),
                border-color var(--theme-transition);
    backdrop-filter: blur(12px);
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

body.music-playing .card { background: rgba(155,93,229,0.03); }

.card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--primary-deep), transparent);
    opacity: 0;
    transition: opacity 0.4s ease, background var(--theme-transition);
}

.card:hover::before { opacity: 1; }

.card::after {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: 18px;
    background: linear-gradient(135deg, var(--bg-card) 0%, transparent 60%);
    opacity: 0;
    transition: opacity 0.4s ease;
    pointer-events: none;
}

.card:hover::after { opacity: 1; }

.card:hover {
    background: var(--bg-card);
    border-color: var(--primary-deep);
    transform: translateY(-8px) scale(1.016);
    box-shadow: 0 14px 38px var(--glow), inset 0 1px 0 var(--glow);
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 1rem;
}

.card-icon {
    font-size: 2.5rem;
    filter: drop-shadow(0 0 6px var(--glow));
    transition: transform 0.35s cubic-bezier(0.34, 1.56, 0.64, 1), filter 0.35s ease;
}

.card:hover .card-icon {
    transform: scale(1.12) rotate(-5deg);
    filter: drop-shadow(0 0 10px var(--glow-strong));
}

.card-badge {
    font-size: 0.75rem;
    padding: 0.35rem 0.75rem;
    background: linear-gradient(135deg, var(--bg-card) 0%, rgba(40,140,155,0.07) 100%);
    border: 1px solid var(--border);
    border-radius: 12px;
    color: var(--primary-light);
    font-weight: 500;
    transition: all 0.3s ease, color var(--theme-transition), border-color var(--theme-transition);
}

.card:hover .card-badge {
    background: linear-gradient(135deg, rgba(50,155,168,0.18) 0%, rgba(40,140,155,0.1) 100%);
    border-color: var(--primary-deep);
    box-shadow: 0 0 10px var(--glow);
}

.card h3 {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--text);
    margin-bottom: 0.75rem;
    transition: color 0.3s ease;
}

.card:hover h3 { color: var(--primary-soft); }

.card-description {
    font-size: 0.9rem;
    color: var(--text-dim);
    line-height: 1.6;
    margin-bottom: 1rem;
    transition: color var(--theme-transition);
}

.game-profile-info {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    margin: 1rem 0;
    padding: 1rem;
    background: rgba(0, 229, 255, 0.04);
    border-radius: 10px;
    border: 1px solid var(--border);
    transition: all 0.3s ease, background var(--theme-transition), border-color var(--theme-transition);
}

body.music-playing .game-profile-info { background: rgba(155,93,229,0.04); }
.card:hover .game-profile-info { border-color: var(--primary-deep); }

.profile-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.85rem;
}

.profile-item svg { stroke: var(--primary-deep); flex-shrink: 0; transition: stroke var(--theme-transition); }
.profile-label  { font-weight: 500; color: var(--primary-light); transition: color var(--theme-transition); }
.profile-value  { color: var(--text); font-weight: 400; }

.game-link {
    color: var(--primary-light);
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    transition: all 0.3s ease;
    margin-left: auto;
}

.game-link:hover { color: var(--primary); gap: 0.5rem; text-shadow: 0 0 8px var(--glow); }
.game-link svg { stroke: currentColor; transition: transform 0.3s ease; }
.game-link:hover svg { transform: translateX(2px) translateY(-2px); }

.card-details {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    margin: 1.25rem 0 0 0;
    padding-top: 1rem;
    border-top: 1px solid var(--border);
    transition: border-color var(--theme-transition);
}

.detail-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.85rem;
    color: var(--text-dim);
    transition: color 0.3s ease;
}

.card:hover .detail-item { color: var(--text); }
.detail-item svg { stroke: var(--primary-deep); flex-shrink: 0; transition: stroke var(--theme-transition); }
.detail-label  { font-weight: 500; color: var(--primary-light); transition: color var(--theme-transition); }

.card-tags { display: flex; gap: 0.5rem; flex-wrap: wrap; margin-top: 1rem; }

.tag {
    font-size: 0.75rem;
    padding: 0.3rem 0.7rem;
    background: rgba(0, 229, 255, 0.07);
    border: 1px solid var(--border);
    border-radius: 12px;
    color: var(--primary-light);
    transition: all 0.3s cubic-bezier(0.34, 1.56, 0.64, 1),
                background var(--theme-transition), border-color var(--theme-transition);
}

body.music-playing .tag { background: rgba(155,93,229,0.07); }

.card:hover .tag {
    background: var(--bg-card);
    border-color: var(--primary-deep);
    transform: translateY(-2px);
    box-shadow: 0 2px 8px var(--glow);
}

/* ===== SOCIAL GRID ===== */
.social-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 1rem;
    animation: gridFadeIn 0.8s ease-out 0.2s both;
}

.social-link {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1.25rem;
    background: rgba(0, 229, 255, 0.025);
    border: 1px solid var(--border);
    border-radius: 16px;
    color: var(--text);
    text-decoration: none;
    transition: all 0.42s cubic-bezier(0.34, 1.56, 0.64, 1),
                background var(--theme-transition),
                border-color var(--theme-transition);
    backdrop-filter: blur(12px);
    position: relative;
    overflow: hidden;
}

body.music-playing .social-link { background: rgba(155,93,229,0.025); }

.social-link::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--primary-deep), transparent);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.social-link:hover::before { opacity: 1; }

.social-link:hover {
    background: var(--bg-card);
    border-color: var(--primary-deep);
    transform: translateY(-6px) scale(1.016);
    box-shadow: 0 10px 28px var(--glow);
}

.social-icon {
    width: 44px; height: 44px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    transition: transform 0.4s cubic-bezier(0.34, 1.56, 0.64, 1), box-shadow 0.3s ease;
}

.social-link:hover .social-icon { transform: scale(1.18) rotate(-6deg); }

.facebook-icon { background: linear-gradient(135deg, #1877F2, #0d5dbf); }
.discord-icon  { background: linear-gradient(135deg, #5865F2, #4752C4); }
.gmail-icon    { background: linear-gradient(135deg, #EA4335, #c5221f); }

.social-icon svg { color: white; filter: drop-shadow(0 2px 4px rgba(0,0,0,0.3)); }
.social-info  { flex: 1; }

.social-name {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text);
    margin-bottom: 0.25rem;
    transition: color 0.3s ease;
}

.social-link:hover .social-name { color: var(--primary-soft); }
.social-meta { font-size: 0.8rem; color: var(--text-dim); transition: color var(--theme-transition); }

.external-icon {
    stroke: var(--primary-deep);
    flex-shrink: 0;
    transition: transform 0.32s cubic-bezier(0.34, 1.56, 0.64, 1), stroke 0.3s ease;
}

.social-link:hover .external-icon {
    transform: translateX(4px) translateY(-4px);
    stroke: var(--primary);
}

/* ===== SCROLLBAR ===== */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--primary-deep); }

/* ===== ABOUT PAGE ===== */
.about-grid {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    animation: gridFadeIn 0.8s ease-out 0.2s both;
}

.about-card {
    background: rgba(0, 229, 255, 0.025);
    border: 1px solid var(--border);
    border-radius: 18px;
    padding: 1.75rem;
    backdrop-filter: blur(12px);
    position: relative;
    overflow: hidden;
    transition: all 0.42s cubic-bezier(0.34, 1.56, 0.64, 1),
                background var(--theme-transition),
                border-color var(--theme-transition);
}

body.music-playing .about-card { background: rgba(155,93,229,0.025); }

.about-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--primary-deep), transparent);
    opacity: 0;
    transition: opacity 0.4s ease;
}

.about-card:hover::before { opacity: 1; }

.about-card:hover {
    background: var(--bg-card);
    border-color: var(--primary-deep);
    box-shadow: 0 14px 38px var(--glow);
}

.about-card-header {
    display: flex;
    align-items: center;
    gap: 0.85rem;
    margin-bottom: 1.25rem;
}

.about-card-icon {
    width: 44px; height: 44px;
    border-radius: 12px;
    background: linear-gradient(135deg, var(--bg-card), rgba(40,140,155,0.08));
    border: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    font-size: 1.35rem;
    transition: transform 0.35s cubic-bezier(0.34, 1.56, 0.64, 1), box-shadow 0.3s ease,
                background var(--theme-transition), border-color var(--theme-transition);
}

.about-card:hover .about-card-icon {
    transform: scale(1.12) rotate(-5deg);
    box-shadow: 0 4px 16px var(--glow);
}

.about-card-title {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--text);
    transition: color 0.3s ease;
}

.about-card:hover .about-card-title { color: var(--primary-soft); }

.about-card-subtitle {
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-top: 0.15rem;
    letter-spacing: 0.03em;
    transition: color var(--theme-transition);
}

.about-card-body {
    font-size: 0.9rem;
    color: var(--text-dim);
    line-height: 1.7;
    transition: color var(--theme-transition);
}

.about-card-body p + p { margin-top: 0.6rem; }

/* Skill pills */
.skill-pills {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-top: 1.1rem;
}

.skill-pill {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    font-size: 0.78rem;
    padding: 0.3rem 0.75rem;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 20px;
    color: var(--primary-light);
    font-weight: 500;
    transition: all 0.32s cubic-bezier(0.34, 1.56, 0.64, 1),
                background var(--theme-transition), border-color var(--theme-transition), color var(--theme-transition);
    cursor: default;
}

.skill-pill:hover {
    background: rgba(50,155,168,0.16);
    border-color: var(--primary-deep);
    transform: translateY(-3px);
    box-shadow: 0 4px 12px var(--glow);
}

body.music-playing .skill-pill:hover { background: rgba(155,93,229,0.16); }

/* Experience / role item */
.role-item {
    display: flex;
    gap: 1rem;
    padding: 0.85rem 0;
    border-bottom: 1px solid var(--border);
    transition: border-color var(--theme-transition);
}

.role-item:last-child { border-bottom: none; padding-bottom: 0; }
.role-item:first-child { padding-top: 0; }

.role-dot {
    width: 10px; height: 10px;
    border-radius: 50%;
    background: var(--primary-deep);
    border: 2px solid var(--primary);
    flex-shrink: 0;
    margin-top: 0.35rem;
    box-shadow: 0 0 6px var(--glow);
    transition: background var(--theme-transition), border-color var(--theme-transition), box-shadow var(--theme-transition);
}

.role-content { flex: 1; }

.role-title {
    font-size: 0.92rem;
    font-weight: 600;
    color: var(--text);
    margin-bottom: 0.2rem;
    transition: color var(--theme-transition);
}

.role-desc {
    font-size: 0.84rem;
    color: var(--text-dim);
    line-height: 1.6;
    transition: color var(--theme-transition);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
    h1 { font-size: 1.75rem; }
    h2 { font-size: 1.4rem; }
    .content-grid { grid-template-columns: 1fr; }
    .social-grid  { grid-template-columns: 1fr; }
    .nav-section  { gap: 0.75rem; }
    .nav-link     { padding: 0.75rem 1.25rem; font-size: 0.875rem; }
    .floating-music-player { bottom: 1.5rem; right: 1rem; left: 1rem; }
    .floating-music-player.compact { left: auto; right: 1rem; }
    .music-player-content { width: 100%; justify-content: space-between; }
    .floating-music-player.compact .music-player-content { width: auto; }
    .music-text-container { min-width: 0; flex: 1; }
    .music-text   { font-size: 0.8rem; }
    .music-skip-btn     { width: 27px; height: 27px; }
    .music-playlist-btn { width: 27px; height: 27px; }
    .music-playlist-panel {
        position: fixed;
        bottom: 5.5rem;
        left: 1rem; right: 1rem;
        width: auto;
        border-radius: 16px;
        transform: translate3d(0, 10px, 0) scale(0.97);
    }
    .music-playlist-panel.open { transform: translate3d(0, 0, 0) scale(1); }
    .page { padding-bottom: 10rem; }
    #cursor-glow { display: none; }
}

@media (max-width: 480px) {
    .pfp-container  { width: 120px; height: 120px; }
    .profile-picture { width: 120px; height: 120px; }
    .ring-1 { width: 140px; height: 140px; }
    .ring-3 { width: 182px; height: 182px; }
    .ring-4 { width: 204px; height: 204px; }
    .music-control-btn { width: 42px; height: 42px; }
    .music-control-btn svg { width: 17px; height: 17px; }
    .music-skip-btn     { width: 26px; height: 26px; }
    .music-playlist-btn { width: 26px; height: 26px; }
    .music-playlist-panel { bottom: 5rem; left: 0.75rem; right: 0.75rem; }
}

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}