:root {
    --bg: #0a0f0d;
    --acc1: #497665;
    --acc2: #6b9e8b;
    --acc3: #3a6054;
    --acc-glow: rgba(73, 118, 101, 0.5);
    --text-main: #e8ede9;
    --text-dim: rgba(232, 237, 233, 0.5);
    --glass: rgba(10, 15, 13, 0.55);
    --glass-border: rgba(73, 118, 101, 0.15);
    --glass-highlight: rgba(107, 158, 139, 0.08);
}

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

body {
    font-family: 'Space Grotesk', sans-serif;
    background: var(--bg);
    color: var(--text-main);
    overflow: hidden;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
}

/* ── Entrance Overlay ── */
.entrance-overlay {
    position: fixed; top: 0; left: 0; width: 100%; height: 100%;
    background: #050807; z-index: 9999;
    display: flex; justify-content: center; align-items: center;
    cursor: pointer; transition: opacity 0.8s ease;
}
.entrance-overlay .blink {
    font-size: 1.1rem; font-weight: 300; letter-spacing: 3px;
    color: var(--acc2); animation: blinker 1.8s ease-in-out infinite;
}
@keyframes blinker { 0%, 100% { opacity: 1; } 50% { opacity: 0.15; } }

/* ── Background Video + Effects ── */
.video-bg-container {
    position: fixed; top: 0; left: 0; width: 100%; height: 100%; z-index: -2;
}
.video-bg {
    width: 100%; height: 100%;
    object-fit: cover;
    filter: brightness(0.45) blur(3px) contrast(1.05) saturate(0.8);
    transform: scale(1.05);
}
.scanlines {
    position: absolute; top: 0; left: 0; width: 100%; height: 100%;
    background: repeating-linear-gradient(
        0deg,
        transparent,
        transparent 2px,
        rgba(0, 0, 0, 0.06) 2px,
        rgba(0, 0, 0, 0.06) 4px
    );
    z-index: -1; pointer-events: none;
}
.vignette {
    position: absolute; top: 0; left: 0; width: 100%; height: 100%;
    background: radial-gradient(ellipse at center, transparent 30%, rgba(10, 15, 13, 0.85) 100%);
    z-index: -1;
}

/* ── Glass Container ── */
.main-wrapper {
    width: 100%; max-width: 520px;
    padding: 2.5rem 2rem;
    display: flex; flex-direction: column; align-items: center;
    position: relative; opacity: 0; transform: scale(0.96) translateY(10px);
    transition: all 1s cubic-bezier(0.19, 1, 0.22, 1);
    max-height: 90vh; overflow-y: auto; overflow-x: hidden;

    /* Glass Card */
    background: var(--glass);
    border: 1px solid var(--glass-border);
    border-radius: 24px;
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    box-shadow:
        0 0 0 1px var(--glass-highlight) inset,
        0 25px 60px -15px rgba(0, 0, 0, 0.5),
        0 0 80px -20px var(--acc-glow);
}

/* Glass Shine Effect */
.main-wrapper::before {
    content: '';
    position: absolute; top: 0; left: 0; right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--acc2), transparent);
    opacity: 0.4;
    border-radius: 24px 24px 0 0;
}

/* Hides scrollbar */
.main-wrapper::-webkit-scrollbar { width: 0; }
.main-wrapper { scrollbar-width: none; }

/* ── Profile ── */
.profile-header {
    text-align: center; margin-bottom: 1.5rem;
}

.avatar-container {
    position: relative; width: 100px; height: 100px; margin: 0 auto 1.2rem;
}
.avatar {
    width: 100%; height: 100%; border-radius: 50%; object-fit: cover;
    z-index: 2; position: relative;
    border: 2px solid rgba(73, 118, 101, 0.3);
    transition: transform 0.4s ease, box-shadow 0.4s ease;
}
.avatar:hover {
    transform: scale(1.05);
    box-shadow: 0 0 30px var(--acc-glow);
}
.avatar-ring {
    position: absolute; top: -6%; left: -6%; width: 112%; height: 112%;
    border-radius: 50%;
    background: conic-gradient(from 0deg, var(--acc1), var(--acc2), var(--acc3), var(--acc1));
    z-index: 1; filter: blur(12px); opacity: 0.5;
    animation: rotate 6s linear infinite;
}
@keyframes rotate { 100% { transform: rotate(360deg); } }

/* ── Username with Effects ── */
.username {
    font-size: 1.7rem; font-weight: 700; letter-spacing: 1.5px;
    display: flex; align-items: center; justify-content: center; gap: 8px;
    position: relative;
    background: linear-gradient(135deg, var(--text-main) 0%, var(--acc2) 50%, var(--text-main) 100%);
    background-size: 200% auto;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: shimmer 4s ease-in-out infinite;
    text-shadow: none;
}

@keyframes shimmer {
    0%, 100% { background-position: 0% center; }
    50% { background-position: 200% center; }
}

/* Username subtle glow behind */
.username::after {
    content: 'Kyude';
    position: absolute; left: 50%; top: 50%;
    transform: translate(-50%, -50%);
    font-size: 1.7rem; font-weight: 700; letter-spacing: 1.5px;
    color: var(--acc1);
    filter: blur(18px);
    opacity: 0.35;
    z-index: -1;
    pointer-events: none;
    animation: glowPulse 3s ease-in-out infinite;
}

@keyframes glowPulse {
    0%, 100% { opacity: 0.25; filter: blur(18px); }
    50% { opacity: 0.45; filter: blur(22px); }
}

.verified {
    font-size: 1rem;
    -webkit-text-fill-color: var(--acc2);
    filter: drop-shadow(0 0 6px var(--acc-glow));
    animation: verifiedPulse 2.5s ease-in-out infinite;
}

@keyframes verifiedPulse {
    0%, 100% { filter: drop-shadow(0 0 6px var(--acc-glow)); }
    50% { filter: drop-shadow(0 0 12px var(--acc-glow)); }
}

.typewriter {
    font-size: 0.9rem; color: var(--text-dim); margin-top: 0.6rem; height: 20px;
    font-weight: 300; letter-spacing: 0.5px;
}
.cursor {
    color: var(--acc2);
    animation: blinker 1s infinite;
}

/* ── Socials ── */
.social-row {
    display: flex; gap: 0.9rem; margin-bottom: 2rem;
    background: rgba(73, 118, 101, 0.06);
    padding: 10px 22px; border-radius: 50px;
    border: 1px solid var(--glass-border);
    backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px);
}
.social-icon {
    color: var(--text-dim); font-size: 1.2rem; text-decoration: none;
    transition: all 0.35s cubic-bezier(0.34, 1.56, 0.64, 1);
    display: flex; align-items: center;
}
.social-icon:hover {
    color: var(--acc2);
    transform: translateY(-3px) scale(1.15);
    filter: drop-shadow(0 0 8px var(--acc-glow));
}
.social-icon.youtube:hover  { color: #ff4444; filter: drop-shadow(0 0 8px rgba(255, 68, 68, 0.4)); }
.social-icon.tiktok:hover   { color: #69c9d0; filter: drop-shadow(0 0 8px rgba(105, 201, 208, 0.4)); }
.social-icon.discord:hover  { color: #7289da; filter: drop-shadow(0 0 8px rgba(114, 137, 218, 0.4)); }
.social-icon.instagram:hover { color: #e1306c; filter: drop-shadow(0 0 8px rgba(225, 48, 108, 0.4)); }
.social-icon.roblox:hover   { color: #fff; filter: drop-shadow(0 0 8px rgba(255, 255, 255, 0.3)); }

/* ── Divider ── */
.modules-container {
    width: 100%;
    border-top: 1px solid var(--glass-border);
    padding-top: 1.5rem;
}
.modules-title {
    font-size: 0.7rem; letter-spacing: 4px; color: var(--text-dim);
    margin: 0 0 1rem; text-align: left; width: 100%; padding-left: 2px;
    text-transform: uppercase; font-weight: 400;
}

/* ── Module Cards ── */
.module-list {
    display: flex; flex-direction: column; gap: 0.6rem; width: 100%;
}

.mod-card {
    background: rgba(73, 118, 101, 0.05);
    border: 1px solid var(--glass-border);
    border-radius: 14px;
    display: flex; flex-direction: column;
    position: relative; overflow: hidden;
    transition: all 0.35s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.mod-card::before {
    content: ''; position: absolute; left: 0; top: 0; width: 2px; height: 100%;
    background: linear-gradient(to bottom, var(--acc2), var(--acc1));
    opacity: 0; transition: opacity 0.35s ease;
}

.mod-card:hover {
    border-color: rgba(73, 118, 101, 0.3);
    transform: translateX(4px);
    box-shadow: 0 4px 20px -8px var(--acc-glow);
}
.mod-card:hover::before { opacity: 1; }

/* Main category link */
.mod-main-link {
    display: flex; align-items: center; gap: 1rem;
    padding: 0.9rem 1.1rem;
    text-decoration: none; color: inherit;
    transition: background 0.3s ease;
}
.mod-main-link:hover {
    background: rgba(73, 118, 101, 0.08);
}

.mod-icon {
    font-size: 1.1rem; color: var(--acc2);
    width: 28px; text-align: center;
    transition: color 0.3s ease, transform 0.3s ease;
}
.mod-main-link:hover .mod-icon {
    transform: scale(1.1);
}

.mod-info h3 {
    font-size: 0.95rem; font-weight: 600; margin-bottom: 2px;
    letter-spacing: 0.3px;
}
.mod-info p {
    font-size: 0.72rem; color: var(--text-dim);
    font-weight: 300;
}

/* Sub-project link */
.mod-sub-link {
    display: flex; align-items: center; gap: 0.6rem;
    padding: 0.55rem 1.1rem 0.65rem 2.8rem;
    text-decoration: none;
    color: var(--text-dim);
    font-size: 0.78rem; font-weight: 400;
    letter-spacing: 0.3px;
    border-top: 1px solid rgba(73, 118, 101, 0.1);
    transition: all 0.3s ease;
}
.mod-sub-link:hover {
    color: var(--acc2);
    background: rgba(73, 118, 101, 0.08);
    padding-left: 3.2rem;
}

.sub-arrow {
    font-size: 0.65rem;
    color: var(--acc1);
    opacity: 0.5;
    transition: all 0.3s ease;
}
.mod-sub-link:hover .sub-arrow {
    opacity: 1;
    transform: translateX(3px);
}

/* ══════════════════════════════════════
   SUB-PAGE STYLES
   ══════════════════════════════════════ */

.subpage-wrapper {
    width: 100%; max-width: 520px;
    padding: 2.5rem 2rem;
    display: flex; flex-direction: column; align-items: center;
    position: relative;
    background: var(--glass);
    border: 1px solid var(--glass-border);
    border-radius: 24px;
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    box-shadow:
        0 0 0 1px var(--glass-highlight) inset,
        0 25px 60px -15px rgba(0, 0, 0, 0.5),
        0 0 80px -20px var(--acc-glow);
    animation: fadeInUp 0.8s cubic-bezier(0.19, 1, 0.22, 1) forwards;
}

.subpage-wrapper::before {
    content: '';
    position: absolute; top: 0; left: 0; right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--acc2), transparent);
    opacity: 0.4;
    border-radius: 24px 24px 0 0;
}

@keyframes fadeInUp {
    from { opacity: 0; transform: scale(0.96) translateY(15px); }
    to { opacity: 1; transform: scale(1) translateY(0); }
}

.back-link {
    align-self: flex-start;
    display: flex; align-items: center; gap: 0.5rem;
    text-decoration: none;
    color: var(--text-dim);
    font-size: 0.8rem; font-weight: 400;
    letter-spacing: 1px;
    transition: all 0.3s ease;
    margin-bottom: 2rem;
}
.back-link:hover {
    color: var(--acc2);
    transform: translateX(-4px);
}
.back-link i {
    font-size: 0.7rem;
    transition: transform 0.3s ease;
}
.back-link:hover i {
    transform: translateX(-3px);
}

.subpage-icon {
    font-size: 2.5rem;
    color: var(--acc2);
    margin-bottom: 1rem;
    filter: drop-shadow(0 0 15px var(--acc-glow));
    animation: iconFloat 3s ease-in-out infinite;
}

@keyframes iconFloat {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-6px); }
}

.subpage-title {
    font-size: 1.6rem; font-weight: 700;
    letter-spacing: 1.5px;
    background: linear-gradient(135deg, var(--text-main), var(--acc2));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 0.5rem;
}

.subpage-tag {
    font-size: 0.7rem;
    color: var(--acc1);
    letter-spacing: 3px;
    text-transform: uppercase;
    font-weight: 400;
    margin-bottom: 1.5rem;
    opacity: 0.7;
}

.subpage-desc {
    font-size: 0.88rem;
    color: var(--text-dim);
    font-weight: 300;
    line-height: 1.7;
    text-align: center;
    max-width: 400px;
    margin-bottom: 2rem;
}

.subpage-status {
    display: flex; align-items: center; gap: 0.5rem;
    padding: 0.5rem 1.2rem;
    background: rgba(73, 118, 101, 0.1);
    border: 1px solid var(--glass-border);
    border-radius: 50px;
    font-size: 0.75rem;
    color: var(--acc2);
    letter-spacing: 1px;
}

.status-dot {
    width: 6px; height: 6px;
    border-radius: 50%;
    background: var(--acc2);
    animation: dotPulse 2s ease-in-out infinite;
}

@keyframes dotPulse {
    0%, 100% { opacity: 0.4; box-shadow: 0 0 0 0 var(--acc-glow); }
    50% { opacity: 1; box-shadow: 0 0 8px 2px var(--acc-glow); }
}

/* ── Volume Control ── */
.volume-control {
    position: fixed;
    top: 2rem;
    left: 2rem;
    display: flex;
    align-items: center;
    gap: 0.8rem;
    z-index: 10000;
    background: var(--glass);
    padding: 0.5rem 1rem;
    border-radius: 50px;
    border: 1px solid var(--glass-border);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    transition: all 0.3s ease;
}

.volume-control:hover {
    border-color: rgba(73, 118, 101, 0.4);
    box-shadow: 0 0 15px var(--acc-glow);
}

.vol-btn {
    background: none;
    border: none;
    color: var(--text-dim);
    font-size: 1.1rem;
    cursor: pointer;
    transition: color 0.3s ease, transform 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 24px;
}

.vol-btn:hover {
    color: var(--acc2);
    transform: scale(1.1);
}

.vol-slider {
    -webkit-appearance: none;
    appearance: none;
    width: 60px;
    height: 4px;
    background: rgba(232, 237, 233, 0.2);
    border-radius: 2px;
    outline: none;
    cursor: pointer;
    transition: width 0.3s ease, background 0.3s ease;
}

.vol-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--acc2);
    cursor: pointer;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.vol-slider::-webkit-slider-thumb:hover {
    transform: scale(1.2);
    box-shadow: 0 0 10px var(--acc-glow);
}

.volume-control:hover .vol-slider {
    width: 80px;
    background: rgba(232, 237, 233, 0.3);
}

/* ── Responsive ── */
@media (max-width: 600px) {
    .main-wrapper, .subpage-wrapper {
        margin: 0.5rem;
        padding: 2rem 1.5rem;
        border-radius: 20px;
    }
    .username { font-size: 1.4rem; }
    .subpage-title { font-size: 1.3rem; }
    .volume-control {
        top: 1rem;
        left: 1rem;
        padding: 0.4rem 0.8rem;
    }
    .vol-slider {
        width: 40px;
    }
    .volume-control:hover .vol-slider {
        width: 50px;
    }
}