/* ============================================
   OCTA-BEAT Official Site · Style Sheet
   Color System: 8 Premium Neon Drops
   ============================================ */

:root {
    /* 8 Premium Neon Drop Colors */
    --c-purple: #B026FF;
    --c-blue: #00D9FF;
    --c-green: #00FF80;
    --c-indigo: #1a1a8e;
    --c-orange: #FF6B00;
    --c-red: #FF0844;
    --c-yellow: #FFB800;
    --c-rainbow: linear-gradient(90deg, #FF0844, #FF6B00, #FFB800, #00FF80, #00D9FF, #B026FF);

    /* Base Colors */
    --bg-deep: #050514;
    --bg-mid: #0a0a24;
    --bg-light: #15153a;
    --border-glow: rgba(176, 38, 255, 0.3);
    --text-primary: #ffffff;
    --text-secondary: rgba(255, 255, 255, 0.7);
    --text-tertiary: rgba(255, 255, 255, 0.5);

    /* Glow Effects */
    --glow-purple: 0 0 24px rgba(176, 38, 255, 0.6);
    --glow-blue: 0 0 24px rgba(0, 217, 255, 0.6);
    --glow-green: 0 0 24px rgba(0, 255, 128, 0.6);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Orbitron', 'Noto Sans KR', sans-serif;
    background: var(--bg-deep);
    color: var(--text-primary);
    overflow-x: hidden;
    line-height: 1.5;
    min-height: 100vh;
}

/* Background gradient overlay */
body::before {
    content: '';
    position: fixed;
    inset: 0;
    background:
        radial-gradient(ellipse at top left, rgba(176, 38, 255, 0.15), transparent 50%),
        radial-gradient(ellipse at bottom right, rgba(0, 217, 255, 0.15), transparent 50%),
        radial-gradient(ellipse at center, rgba(0, 255, 128, 0.08), transparent 70%);
    pointer-events: none;
    z-index: 0;
}

/* ===== Hexagonal Background ===== */
.hex-bg {
    position: absolute;
    inset: 0;
    opacity: 0.4;
    pointer-events: none;
    z-index: 0;
}

.hex-bg svg {
    width: 100%;
    height: 100%;
}

/* ===== Header ===== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(5, 5, 20, 0.85);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-glow);
    padding: 12px 0;
}

.header-container {
    max-width: 1600px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
}

.logo-octax {
    display: flex;
    align-items: center;
    gap: 10px;
    cursor: pointer;
}

.logo-icon {
    filter: drop-shadow(var(--glow-purple));
}

.logo-text {
    font-family: 'Orbitron', sans-serif;
    font-size: 20px;
    font-weight: 900;
    background: linear-gradient(135deg, var(--c-purple), var(--c-blue));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    letter-spacing: 2px;
}

.main-nav {
    display: flex;
    gap: 8px;
    align-items: center;
}

.nav-link {
    color: var(--text-primary);
    text-decoration: none;
    font-weight: 700;
    font-size: 13px;
    letter-spacing: 1.5px;
    padding: 10px 16px;
    border-radius: 8px;
    position: relative;
    transition: all 0.3s;
}

.nav-link:hover, .nav-link.active {
    background: rgba(176, 38, 255, 0.15);
    color: var(--c-purple);
    text-shadow: 0 0 12px rgba(176, 38, 255, 0.6);
}

.header-right {
    display: flex;
    align-items: center;
    gap: 12px;
}

.lang-btn {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.15);
    color: white;
    padding: 8px 12px;
    border-radius: 8px;
    cursor: pointer;
    font-family: inherit;
    font-size: 13px;
    display: flex;
    align-items: center;
    gap: 6px;
    transition: all 0.3s;
}

.lang-btn:hover {
    background: rgba(176, 38, 255, 0.15);
    border-color: var(--c-purple);
}

.lang-dropdown {
    position: absolute;
    top: 64px;
    right: 90px;
    background: rgba(10, 10, 36, 0.95);
    backdrop-filter: blur(20px);
    border: 1px solid var(--border-glow);
    border-radius: 12px;
    padding: 8px;
    display: none;
    flex-direction: column;
    gap: 2px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5);
    min-width: 180px;
    z-index: 1001;
}

.lang-dropdown.open {
    display: flex;
}

.lang-option {
    padding: 10px 14px;
    cursor: pointer;
    border-radius: 6px;
    font-size: 14px;
    transition: all 0.2s;
}

.lang-option:hover {
    background: rgba(176, 38, 255, 0.2);
    color: var(--c-purple);
}

.lang-option.active {
    background: rgba(176, 38, 255, 0.25);
    color: var(--c-purple);
}

.login-btn {
    background: linear-gradient(135deg, var(--c-purple), var(--c-blue));
    border: none;
    color: white;
    padding: 10px 20px;
    border-radius: 8px;
    cursor: pointer;
    font-family: inherit;
    font-weight: 700;
    font-size: 13px;
    letter-spacing: 1px;
    transition: all 0.3s;
    box-shadow: var(--glow-purple);
}

.login-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 0 32px rgba(176, 38, 255, 0.8);
}

/* ===== Mobile Menu ===== */
.mobile-menu-btn {
    display: none;
    position: fixed;
    top: 16px;
    right: 16px;
    z-index: 1100;
    background: rgba(10, 10, 36, 0.9);
    border: 1px solid var(--border-glow);
    width: 44px;
    height: 44px;
    border-radius: 10px;
    cursor: pointer;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 5px;
}

.mobile-menu-btn span {
    display: block;
    width: 22px;
    height: 2px;
    background: white;
    border-radius: 2px;
    transition: all 0.3s;
}

/* ===== Sections ===== */
.section {
    position: relative;
    min-height: 100vh;
    padding: 100px 24px 60px;
    z-index: 1;
}

.section-header {
    max-width: 1600px;
    margin: 0 auto 48px;
    text-align: center;
}

.section-tag {
    display: inline-block;
    font-family: 'Orbitron', sans-serif;
    font-size: 14px;
    font-weight: 700;
    color: var(--c-purple);
    letter-spacing: 4px;
    margin-bottom: 12px;
    padding: 4px 16px;
    border: 1px solid var(--border-glow);
    border-radius: 20px;
    background: rgba(176, 38, 255, 0.1);
}

.section-title {
    font-family: 'Orbitron', sans-serif;
    font-size: clamp(36px, 4vw, 56px);
    font-weight: 900;
    background: linear-gradient(135deg, var(--c-purple) 0%, var(--c-blue) 50%, var(--c-green) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    letter-spacing: 4px;
    margin-bottom: 12px;
    filter: drop-shadow(0 0 24px rgba(176, 38, 255, 0.4));
}

.section-subtitle {
    color: var(--text-secondary);
    font-size: 16px;
    letter-spacing: 1px;
}

/* ===== HOME Section ===== */
.home-section {
    padding-top: 80px;
}

.hero-container {
    max-width: 1600px;
    margin: 0 auto;
    position: relative;
    min-height: 80vh;
    display: grid;
    grid-template-columns: 200px 1fr 180px;
    grid-template-rows: 80px 1fr 80px;
    gap: 20px;
    padding: 20px 0;
}

/* HUD Top */
.hud-top {
    grid-column: 1 / -1;
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
}

.user-card {
    display: flex;
    align-items: center;
    gap: 12px;
    background: rgba(10, 10, 36, 0.6);
    border: 1px solid var(--border-glow);
    border-radius: 14px;
    padding: 10px 16px;
    backdrop-filter: blur(10px);
}

.user-avatar {
    filter: drop-shadow(0 0 8px rgba(176, 38, 255, 0.6));
}

.user-name {
    font-size: 13px;
    font-weight: 700;
    color: var(--c-blue);
    margin-bottom: 6px;
    letter-spacing: 1px;
}

.level-track {
    display: flex;
    gap: 4px;
    align-items: center;
}

.level-num {
    width: 18px;
    height: 18px;
    border-radius: 4px;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 9px;
    font-weight: 700;
    color: var(--text-tertiary);
}

.level-num.active {
    background: linear-gradient(135deg, var(--c-purple), var(--c-blue));
    color: white;
    border-color: transparent;
    box-shadow: 0 0 8px rgba(176, 38, 255, 0.6);
}

.level-bonus {
    font-size: 8px;
    font-weight: 900;
    color: var(--c-yellow);
    background: rgba(255, 184, 0, 0.15);
    border: 1px solid var(--c-yellow);
    padding: 2px 6px;
    border-radius: 3px;
    margin-left: 4px;
}

.grandmaster-card {
    display: flex;
    align-items: center;
    gap: 12px;
    background: linear-gradient(135deg, rgba(176, 38, 255, 0.2), rgba(0, 217, 255, 0.2));
    border: 1px solid var(--border-glow);
    border-radius: 14px;
    padding: 10px 20px;
    backdrop-filter: blur(10px);
    box-shadow: 0 0 24px rgba(176, 38, 255, 0.3);
}

.rainbow-circle {
    filter: drop-shadow(0 0 12px rgba(255, 8, 68, 0.6));
    animation: rotate 8s linear infinite;
}

@keyframes rotate {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.gm-rank {
    font-size: 18px;
    font-weight: 900;
    background: linear-gradient(135deg, var(--c-yellow), var(--c-orange));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    letter-spacing: 2px;
}

.gm-subtitle {
    font-size: 9px;
    color: var(--text-tertiary);
    letter-spacing: 2px;
}

/* Hero Center - The 14-Point Hexagon */
.hero-center {
    grid-column: 2;
    grid-row: 2;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.color-ring {
    position: relative;
    width: min(560px, 100%);
    aspect-ratio: 1;
}

.hex-ring {
    position: absolute;
    inset: 0;
    border-radius: 50%;
    border: 1px solid rgba(176, 38, 255, 0.3);
    pointer-events: none;
}

.hex-ring-outer {
    inset: 0;
    border: 2px solid rgba(176, 38, 255, 0.4);
    box-shadow: 0 0 60px rgba(176, 38, 255, 0.2);
    animation: pulseRing 4s ease-in-out infinite;
}

.hex-ring-middle {
    inset: 15%;
    border: 1px solid rgba(0, 217, 255, 0.4);
    border-style: dashed;
}

.hex-ring-inner {
    inset: 30%;
    border: 1px solid rgba(0, 255, 128, 0.5);
}

@keyframes pulseRing {
    0%, 100% { box-shadow: 0 0 60px rgba(176, 38, 255, 0.2); }
    50% { box-shadow: 0 0 90px rgba(176, 38, 255, 0.5); }
}

.drop {
    position: absolute;
    width: 70px;
    height: 70px;
    border-radius: 50% 50% 50% 0;
    transform: rotate(-45deg);
    display: flex;
    align-items: center;
    justify-content: center;
    filter: drop-shadow(0 0 16px currentColor);
    animation: dropFloat 4s ease-in-out infinite;
}

.drop::after {
    content: attr(data-color);
    position: absolute;
    font-family: 'Orbitron', sans-serif;
    font-size: 10px;
    font-weight: 700;
    color: white;
    transform: rotate(45deg);
    text-shadow: 0 0 4px rgba(0, 0, 0, 0.8);
    letter-spacing: 1px;
}

@keyframes dropFloat {
    0%, 100% { transform: rotate(-45deg) translate(0, 0); }
    50% { transform: rotate(-45deg) translate(-8px, -4px); }
}

.drop-purple { background: var(--c-purple); color: var(--c-purple); top: -20px; left: 50%; transform: translateX(-50%) rotate(-45deg); animation-delay: 0s; }
.drop-bluedeep { background: var(--c-blue); color: var(--c-blue); top: 12%; right: -20px; animation-delay: 0.4s; }
.drop-green { background: var(--c-green); color: var(--c-green); top: 50%; right: -45px; transform: translateY(-50%) rotate(-45deg); animation-delay: 0.8s; }
.drop-orange { background: var(--c-orange); color: var(--c-orange); bottom: 12%; right: -20px; animation-delay: 1.2s; }
.drop-red { background: var(--c-red); color: var(--c-red); bottom: -20px; left: 50%; transform: translateX(-50%) rotate(-45deg); animation-delay: 1.6s; }
.drop-yellow { background: var(--c-yellow); color: var(--c-yellow); bottom: 12%; left: -20px; animation-delay: 2s; }
.drop-indigo { background: var(--c-indigo); color: var(--c-indigo); top: 12%; left: -20px; animation-delay: 2.4s; }
.drop-rainbow {
    background: linear-gradient(135deg, #FF0844, #FFB800, #00FF80, #00D9FF, #B026FF);
    color: white;
    top: 50%;
    left: -45px;
    transform: translateY(-50%) rotate(-45deg);
    animation-delay: 2.8s;
    width: 80px;
    height: 80px;
}
.drop-rainbow::after { content: ''; }
.drop-rainbow .rainbow-text {
    position: absolute;
    transform: rotate(45deg);
    font-size: 9px;
    font-weight: 900;
    color: white;
}
.drop-rainbow .special-tag {
    position: absolute;
    transform: rotate(45deg) translateY(20px);
    font-size: 7px;
    color: rgba(255, 255, 255, 0.8);
}

/* 14-Point Indicators */
.point-indicator {
    position: absolute;
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--c-blue);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 9px;
    font-weight: 700;
    color: var(--c-blue);
    box-shadow: 0 0 8px rgba(0, 217, 255, 0.4);
}
.point-indicator:nth-child(10) { top: 50%; left: 8%; transform: translateY(-50%); }
.point-indicator:nth-child(11) { top: 30%; left: 16%; }
.point-indicator:nth-child(12) { top: 65%; left: 16%; }
.point-indicator:nth-child(13) { top: 47%; left: 26%; }
.point-indicator:nth-child(14) { top: 65%; right: 16%; }
.point-indicator:nth-child(15) { top: 30%; right: 16%; }
.point-indicator:nth-child(16) { top: 50%; right: 8%; transform: translateY(-50%); }
.point-indicator:nth-child(17) { top: 47%; right: 26%; }

.octa-character {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 5;
    animation: octaBob 3s ease-in-out infinite;
    filter: drop-shadow(0 0 24px rgba(176, 38, 255, 0.6));
}

@keyframes octaBob {
    0%, 100% { transform: translate(-50%, -50%) translateY(0); }
    50% { transform: translate(-50%, -50%) translateY(-10px); }
}

/* HUD Left */
.hud-left {
    grid-column: 1;
    grid-row: 2;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.stat-card, .gauge-card {
    background: rgba(10, 10, 36, 0.6);
    border: 1px solid var(--border-glow);
    border-radius: 12px;
    padding: 14px;
    backdrop-filter: blur(10px);
}

.stat-header {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 11px;
    color: var(--text-secondary);
    margin-bottom: 8px;
    letter-spacing: 1px;
}

.ecg-line {
    margin: 8px 0;
}

.stat-value {
    font-family: 'Orbitron', sans-serif;
    font-size: 28px;
    font-weight: 900;
    color: var(--c-green);
    margin-top: 4px;
    text-shadow: 0 0 12px rgba(0, 255, 128, 0.6);
}

.stat-unit {
    font-size: 12px;
    color: var(--c-green);
    margin-left: 4px;
    font-weight: 400;
}

.stat-sub {
    font-size: 9px;
    color: var(--text-tertiary);
    letter-spacing: 2px;
    margin-top: 4px;
}

.gauge-label {
    font-size: 10px;
    color: var(--text-secondary);
    letter-spacing: 1.5px;
    margin-bottom: 4px;
}

.gauge-time {
    font-family: 'Orbitron', sans-serif;
    font-size: 20px;
    font-weight: 700;
    color: var(--c-blue);
    margin-bottom: 12px;
}

.gauge-ring {
    position: relative;
    width: 80px;
    height: 80px;
}

.gauge-value {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-family: 'Orbitron', sans-serif;
    font-size: 18px;
    font-weight: 900;
    color: var(--c-blue);
}

.gauge-sub {
    text-align: center;
    font-size: 9px;
    color: var(--text-tertiary);
    letter-spacing: 2px;
    margin-top: -50px;
}

/* HUD Right */
.hud-right {
    grid-column: 3;
    grid-row: 2;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.bpm-card, .rank-card, .score-card {
    background: rgba(10, 10, 36, 0.6);
    border: 1px solid var(--border-glow);
    border-radius: 12px;
    padding: 14px;
    backdrop-filter: blur(10px);
}

.bpm-label, .rank-label {
    font-size: 11px;
    color: var(--text-secondary);
    letter-spacing: 2px;
    margin-bottom: 4px;
}

.bpm-value {
    font-family: 'Orbitron', sans-serif;
    font-size: 36px;
    font-weight: 900;
    color: var(--c-yellow);
    text-shadow: 0 0 12px rgba(255, 184, 0, 0.6);
    line-height: 1;
}

.rank-value {
    font-family: 'Orbitron', sans-serif;
    font-size: 48px;
    font-weight: 900;
    color: var(--c-orange);
    text-shadow: 0 0 16px rgba(255, 107, 0, 0.6);
    line-height: 1;
}

.score-header {
    font-size: 10px;
    color: var(--text-secondary);
    letter-spacing: 1.5px;
    margin-bottom: 4px;
}

.score-value {
    font-family: 'Orbitron', sans-serif;
    font-size: 20px;
    font-weight: 900;
    color: var(--c-blue);
    margin-bottom: 8px;
    text-shadow: 0 0 12px rgba(0, 217, 255, 0.5);
}

.score-breakdown {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4px 12px;
    font-size: 10px;
    color: var(--text-tertiary);
}

.score-row {
    display: flex;
    justify-content: space-between;
}

.score-row span:first-child {
    color: var(--text-tertiary);
}

.score-row span:last-child {
    color: var(--c-blue);
    font-weight: 700;
}

/* AI Badge */
.ai-badge {
    position: absolute;
    bottom: 16px;
    right: 16px;
    display: flex;
    align-items: center;
    gap: 6px;
    background: rgba(0, 217, 255, 0.15);
    border: 1px solid var(--c-blue);
    border-radius: 20px;
    padding: 6px 12px;
    font-family: 'Orbitron', sans-serif;
    font-size: 10px;
    color: var(--c-blue);
    letter-spacing: 1.5px;
    backdrop-filter: blur(10px);
}

.ai-text { font-weight: 900; font-size: 14px; }

/* Hero Footer */
.hero-footer {
    max-width: 1600px;
    margin: 40px auto 0;
    text-align: center;
    padding-top: 32px;
    border-top: 1px solid var(--border-glow);
}

.brand-slogan {
    font-family: 'Noto Sans KR', sans-serif;
    font-size: clamp(18px, 2.2vw, 28px);
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1.5;
    margin-bottom: 24px;
}

.slogan-accent {
    background: linear-gradient(135deg, var(--c-purple), var(--c-blue), var(--c-green));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    font-weight: 900;
}

.quick-actions {
    display: flex;
    gap: 12px;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
}

.qa-btn {
    background: rgba(10, 10, 36, 0.8);
    border: 1px solid var(--border-glow);
    color: white;
    padding: 14px 24px;
    border-radius: 12px;
    cursor: pointer;
    font-family: inherit;
    font-weight: 700;
    font-size: 14px;
    letter-spacing: 1.5px;
    display: flex;
    align-items: center;
    gap: 8px;
    transition: all 0.3s;
}

.qa-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 24px rgba(176, 38, 255, 0.3);
}

.qa-primary {
    background: linear-gradient(135deg, var(--c-purple), var(--c-blue));
    border: none;
    box-shadow: 0 0 32px rgba(176, 38, 255, 0.4);
}

.qa-icon {
    font-size: 16px;
}

.platform-tags {
    display: flex;
    gap: 8px;
    margin-left: 12px;
    flex-wrap: wrap;
}

.platform-tag {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.15);
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 11px;
    color: var(--text-secondary);
}

/* Leaderboard Strip */
.leaderboard-strip {
    max-width: 1600px;
    margin: 32px auto 0;
    background: rgba(10, 10, 36, 0.6);
    border: 1px solid var(--border-glow);
    border-radius: 14px;
    padding: 16px 20px;
    backdrop-filter: blur(10px);
    display: flex;
    align-items: center;
    gap: 20px;
    overflow-x: auto;
}

.lb-title {
    font-size: 14px;
    font-weight: 700;
    color: var(--c-yellow);
    letter-spacing: 1.5px;
    display: flex;
    align-items: center;
    gap: 8px;
    white-space: nowrap;
}

.lb-live {
    color: var(--c-red);
    animation: blink 1.5s infinite;
}

@keyframes blink {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.4; }
}

.lb-list {
    display: flex;
    gap: 16px;
    flex: 1;
}

.lb-item {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 6px 12px;
    background: rgba(255, 255, 255, 0.03);
    border-radius: 8px;
    font-size: 12px;
    white-space: nowrap;
}

.lb-rank {
    font-family: 'Orbitron', sans-serif;
    font-weight: 900;
    color: var(--c-yellow);
}

.lb-name {
    font-weight: 700;
}

.lb-score {
    color: var(--c-blue);
    font-weight: 700;
}

.lb-more {
    color: var(--c-purple);
    text-decoration: none;
    font-weight: 700;
    font-size: 12px;
    letter-spacing: 1px;
    white-space: nowrap;
}

/* ===== PLAY Section ===== */
.play-content {
    max-width: 1600px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 48px;
}

.subsection-title {
    font-family: 'Orbitron', sans-serif;
    font-size: 22px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 8px;
    display: flex;
    align-items: center;
    gap: 12px;
    letter-spacing: 1.5px;
}

.subsection-tag {
    font-size: 11px;
    color: var(--c-purple);
    background: rgba(176, 38, 255, 0.15);
    border: 1px solid var(--c-purple);
    padding: 3px 10px;
    border-radius: 12px;
    letter-spacing: 1px;
}

.subsection-desc {
    color: var(--text-secondary);
    font-size: 14px;
    margin-bottom: 20px;
}

/* Tier Guide */
.tier-track {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
    justify-content: center;
    padding: 32px 16px;
    background: rgba(10, 10, 36, 0.5);
    border: 1px solid var(--border-glow);
    border-radius: 16px;
    backdrop-filter: blur(10px);
}

.tier-item {
    flex-shrink: 0;
    text-align: center;
    padding: 16px 12px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    min-width: 100px;
    transition: all 0.3s;
}

.tier-item:hover {
    transform: translateY(-4px);
    background: rgba(176, 38, 255, 0.1);
    border-color: var(--c-purple);
}

.tier-icon {
    font-size: 24px;
    margin-bottom: 8px;
}

.tier-name {
    font-family: 'Orbitron', sans-serif;
    font-weight: 700;
    font-size: 12px;
    letter-spacing: 1.5px;
    color: white;
}

.tier-exp {
    font-size: 10px;
    color: var(--text-tertiary);
    margin-top: 4px;
}

.tier-grandmaster {
    background: linear-gradient(135deg, rgba(176, 38, 255, 0.2), rgba(0, 217, 255, 0.2));
    border-color: var(--c-yellow);
    box-shadow: 0 0 24px rgba(255, 184, 0, 0.3);
}

.tier-grandmaster .tier-name {
    background: linear-gradient(135deg, var(--c-yellow), var(--c-orange));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.tier-progress {
    flex: 1;
    min-width: 30px;
    height: 2px;
    background: linear-gradient(90deg, rgba(176, 38, 255, 0.5), rgba(0, 217, 255, 0.5));
    border-radius: 2px;
    position: relative;
}

.tier-progress::before {
    content: '▶';
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    color: var(--c-purple);
    font-size: 10px;
    background: var(--bg-deep);
    padding: 0 4px;
}

/* Play Split */
.play-split {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: 32px;
}

.clip-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 12px;
}

.clip-card {
    background: rgba(10, 10, 36, 0.5);
    border: 1px solid var(--border-glow);
    border-radius: 12px;
    overflow: hidden;
    transition: all 0.3s;
    cursor: pointer;
}

.clip-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 24px rgba(176, 38, 255, 0.3);
}

.clip-thumb {
    aspect-ratio: 9/16;
    background: linear-gradient(135deg, var(--c-purple), var(--c-blue));
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
}

.clip-play {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: rgba(0, 0, 0, 0.5);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    border: 2px solid white;
}

.clip-badge {
    position: absolute;
    top: 8px;
    left: 8px;
    font-size: 8px;
    background: rgba(0, 0, 0, 0.7);
    color: var(--c-yellow);
    padding: 3px 6px;
    border-radius: 4px;
    font-weight: 700;
    letter-spacing: 1px;
}

.clip-meta {
    padding: 10px;
}

.clip-author {
    font-size: 11px;
    font-weight: 700;
    color: var(--c-blue);
    margin-bottom: 4px;
}

.clip-stats {
    font-size: 10px;
    color: var(--text-tertiary);
}

/* Safety Lock */
.safety-illustration {
    background: rgba(10, 10, 36, 0.5);
    border: 1px solid var(--border-glow);
    border-radius: 16px;
    padding: 32px 20px;
    backdrop-filter: blur(10px);
    display: flex;
    align-items: center;
    justify-content: space-around;
    gap: 16px;
    flex-wrap: wrap;
}

.safety-icon-block {
    padding: 20px 24px;
    border-radius: 12px;
    text-align: center;
    font-weight: 700;
    font-size: 12px;
    letter-spacing: 1px;
}

.safety-icon-block.blocked {
    background: rgba(255, 8, 68, 0.15);
    border: 1px solid var(--c-red);
    color: var(--c-red);
}

.safety-icon-block.allowed {
    background: rgba(0, 255, 128, 0.15);
    border: 1px solid var(--c-green);
    color: var(--c-green);
}

.block-icon {
    font-size: 32px;
    margin-bottom: 6px;
}

.safety-combo {
    display: flex;
    align-items: center;
    gap: 8px;
}

.combo-item {
    padding: 12px 10px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: 8px;
    text-align: center;
    font-size: 11px;
    font-weight: 700;
}

.combo-item span {
    display: block;
    font-size: 9px;
    color: var(--text-secondary);
    margin-top: 4px;
    letter-spacing: 1px;
}

.combo-plus {
    font-size: 18px;
    color: var(--c-purple);
    font-weight: 900;
}

.safety-arrow {
    font-size: 24px;
    color: var(--c-purple);
    font-weight: 900;
}

/* ===== MUSIC Section ===== */
.music-filters {
    max-width: 1600px;
    margin: 0 auto 24px;
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    justify-content: center;
}

.filter-btn {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.15);
    color: var(--text-primary);
    padding: 8px 18px;
    border-radius: 20px;
    cursor: pointer;
    font-family: inherit;
    font-weight: 700;
    font-size: 13px;
    letter-spacing: 1px;
    transition: all 0.3s;
}

.filter-btn:hover, .filter-btn.active {
    background: linear-gradient(135deg, var(--c-purple), var(--c-blue));
    border-color: transparent;
    box-shadow: 0 0 16px rgba(176, 38, 255, 0.5);
}

.track-grid {
    max-width: 1600px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
    gap: 20px;
    margin-bottom: 48px;
}

.track-card {
    background: rgba(10, 10, 36, 0.5);
    border: 1px solid var(--border-glow);
    border-radius: 14px;
    overflow: hidden;
    transition: all 0.3s;
    cursor: pointer;
}

.track-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 12px 32px rgba(176, 38, 255, 0.3);
    border-color: var(--c-purple);
}

.track-thumb {
    aspect-ratio: 4/3;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
}

.track-bpm {
    position: absolute;
    top: 10px;
    left: 10px;
    background: rgba(0, 0, 0, 0.7);
    color: var(--c-yellow);
    padding: 4px 10px;
    border-radius: 6px;
    font-family: 'Orbitron', sans-serif;
    font-weight: 900;
    font-size: 12px;
    letter-spacing: 1px;
}

.track-play {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: rgba(0, 0, 0, 0.5);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    border: 2px solid white;
    transition: all 0.3s;
}

.track-card:hover .track-play {
    transform: scale(1.1);
    background: linear-gradient(135deg, var(--c-purple), var(--c-blue));
}

.track-info {
    padding: 14px;
}

.track-title {
    font-family: 'Orbitron', sans-serif;
    font-weight: 700;
    font-size: 16px;
    margin-bottom: 8px;
    color: white;
}

.track-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 10px;
    color: var(--text-tertiary);
    margin-bottom: 10px;
}

.track-difficulty {
    padding: 3px 8px;
    border-radius: 4px;
    font-weight: 700;
    letter-spacing: 1px;
}

.diff-very_easy { background: rgba(0, 255, 128, 0.2); color: var(--c-green); }
.diff-easy { background: rgba(0, 217, 255, 0.2); color: var(--c-blue); }
.diff-normal { background: rgba(176, 38, 255, 0.2); color: var(--c-purple); }
.diff-hard { background: rgba(255, 107, 0, 0.2); color: var(--c-orange); }
.diff-extreme { background: rgba(255, 8, 68, 0.2); color: var(--c-red); }

.track-colors {
    display: flex;
    gap: 6px;
}

.dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    box-shadow: 0 0 6px currentColor;
}

/* Preview Zone */
.preview-zone {
    max-width: 1600px;
    margin: 0 auto;
    background: rgba(10, 10, 36, 0.5);
    border: 1px solid var(--border-glow);
    border-radius: 16px;
    padding: 32px;
    backdrop-filter: blur(10px);
}

.preview-display {
    display: flex;
    gap: 40px;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
    margin-top: 24px;
}

.preview-outer {
    position: relative;
    width: 240px;
    height: 240px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(176, 38, 255, 0.1), transparent);
    border: 2px dashed var(--c-purple);
}

.direction-arrow {
    position: absolute;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    font-weight: 900;
    color: var(--c-blue);
    background: rgba(10, 10, 36, 0.8);
    border: 1px solid var(--c-blue);
    border-radius: 50%;
    box-shadow: 0 0 12px rgba(0, 217, 255, 0.4);
}

.da-n { top: -16px; left: 50%; transform: translateX(-50%); }
.da-ne { top: 16%; right: 0%; }
.da-e { top: 50%; right: -16px; transform: translateY(-50%); }
.da-se { bottom: 16%; right: 0%; }
.da-s { bottom: -16px; left: 50%; transform: translateX(-50%); }
.da-sw { bottom: 16%; left: 0%; }
.da-w { top: 50%; left: -16px; transform: translateY(-50%); }
.da-nw { top: 16%; left: 0%; }

.preview-info {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
    min-width: 280px;
}

.preview-stat {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-glow);
    border-radius: 12px;
    padding: 16px;
    text-align: center;
}

.preview-stat span:first-child {
    display: block;
    font-size: 11px;
    color: var(--text-secondary);
    letter-spacing: 1px;
    margin-bottom: 6px;
}

.preview-num {
    font-family: 'Orbitron', sans-serif;
    font-size: 26px;
    font-weight: 900;
    color: var(--c-purple);
}

.preview-total {
    background: linear-gradient(135deg, var(--c-purple), var(--c-blue));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    font-size: 32px;
}

/* ===== REPORT Section ===== */
.report-grid {
    max-width: 1600px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr;
    gap: 24px;
}

.report-card {
    background: rgba(10, 10, 36, 0.6);
    border: 1px solid var(--border-glow);
    border-radius: 16px;
    padding: 24px;
    backdrop-filter: blur(10px);
}

.card-title {
    font-family: 'Orbitron', sans-serif;
    font-size: 16px;
    font-weight: 700;
    color: var(--c-blue);
    letter-spacing: 1.5px;
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.card-desc {
    color: var(--text-secondary);
    font-size: 14px;
    margin-bottom: 20px;
}

/* Status Card */
.status-row {
    display: grid;
    grid-template-columns: auto 1fr auto;
    gap: 24px;
    align-items: center;
}

.user-level-badge {
    position: relative;
    width: 110px;
    height: 110px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--c-purple), var(--c-blue));
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    box-shadow: 0 0 32px rgba(176, 38, 255, 0.5);
}

.badge-glow {
    position: absolute;
    inset: -8px;
    border-radius: 50%;
    border: 2px solid var(--c-yellow);
    animation: pulseRing 3s ease-in-out infinite;
}

.badge-num {
    font-family: 'Orbitron', sans-serif;
    font-weight: 900;
    font-size: 32px;
    color: white;
    text-shadow: 0 0 12px rgba(255, 255, 255, 0.5);
}

.badge-level {
    font-size: 22px;
}

.badge-tier {
    font-size: 11px;
    font-weight: 700;
    color: var(--c-yellow);
    letter-spacing: 1.5px;
    margin-top: 2px;
}

.exp-gauge {
    text-align: center;
}

.exp-label {
    font-size: 11px;
    color: var(--text-secondary);
    letter-spacing: 2px;
    margin-bottom: 8px;
}

.exp-bar {
    height: 16px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 8px;
    overflow: hidden;
    border: 1px solid var(--border-glow);
    position: relative;
}

.exp-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--c-purple), var(--c-blue), var(--c-green));
    border-radius: 8px;
    box-shadow: 0 0 12px rgba(176, 38, 255, 0.6);
    position: relative;
}

.exp-fill::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    animation: shimmer 2s infinite;
}

@keyframes shimmer {
    0% { transform: translateX(-100%); }
    100% { transform: translateX(100%); }
}

.exp-text {
    font-family: 'Orbitron', sans-serif;
    font-size: 12px;
    color: var(--text-secondary);
    margin-top: 8px;
}

.octa-points {
    text-align: center;
    padding: 16px 20px;
    background: linear-gradient(135deg, rgba(176, 38, 255, 0.15), rgba(0, 217, 255, 0.15));
    border: 1px solid var(--c-purple);
    border-radius: 14px;
}

.op-label {
    font-size: 11px;
    color: var(--text-secondary);
    letter-spacing: 1.5px;
    margin-bottom: 4px;
}

.op-value {
    font-family: 'Orbitron', sans-serif;
    font-size: 28px;
    font-weight: 900;
    color: var(--c-purple);
    text-shadow: 0 0 12px rgba(176, 38, 255, 0.5);
}

.op-icon {
    font-size: 16px;
    margin-top: 4px;
}

/* Chart Card */
.chart-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

.period-tabs {
    display: flex;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 8px;
    padding: 2px;
}

.period-btn {
    background: transparent;
    border: none;
    color: var(--text-secondary);
    padding: 6px 14px;
    border-radius: 6px;
    cursor: pointer;
    font-family: inherit;
    font-size: 12px;
    font-weight: 700;
    transition: all 0.3s;
}

.period-btn.active {
    background: linear-gradient(135deg, var(--c-purple), var(--c-blue));
    color: white;
}

.chart-body {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.chart-row {
    display: grid;
    grid-template-columns: 60px 1fr 120px;
    gap: 20px;
    align-items: center;
    padding: 16px;
    background: rgba(255, 255, 255, 0.03);
    border-radius: 12px;
}

.chart-icon {
    font-size: 28px;
}

.chart-label {
    font-size: 13px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 10px;
}

.chart-bars {
    display: flex;
    gap: 8px;
    align-items: flex-end;
    height: 60px;
}

.chart-bar {
    flex: 1;
    height: var(--h);
    background: linear-gradient(180deg, var(--c-green), var(--c-blue));
    border-radius: 4px 4px 0 0;
    position: relative;
    transition: all 0.3s;
    min-height: 8px;
}

.chart-bar:hover {
    transform: scaleY(1.05);
    filter: brightness(1.3);
}

.chart-bar span {
    position: absolute;
    bottom: -18px;
    left: 50%;
    transform: translateX(-50%);
    font-size: 9px;
    color: var(--text-tertiary);
}

.chart-value {
    font-family: 'Orbitron', sans-serif;
    font-size: 24px;
    font-weight: 900;
    color: var(--c-blue);
    text-align: right;
}

.chart-value span {
    font-size: 12px;
    color: var(--text-secondary);
    margin-left: 4px;
}

.chart-radar {
    display: flex;
    justify-content: center;
}

/* Family Card */
.family-tree {
    display: grid;
    grid-template-columns: auto auto 1fr;
    gap: 24px;
    align-items: center;
    padding: 20px 0;
}

.family-node {
    text-align: center;
    padding: 16px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: 12px;
    transition: all 0.3s;
}

.family-node:hover {
    transform: translateY(-4px);
    border-color: var(--c-purple);
}

.parent-node {
    background: linear-gradient(135deg, rgba(176, 38, 255, 0.15), rgba(0, 217, 255, 0.15));
    border-color: var(--c-purple);
}

.fn-avatar {
    font-size: 32px;
    margin-bottom: 6px;
}

.fn-name {
    font-family: 'Orbitron', sans-serif;
    font-size: 11px;
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: 1.5px;
    margin-bottom: 4px;
}

.fn-points {
    font-size: 11px;
    color: var(--c-yellow);
    font-weight: 700;
}

.family-arrow {
    display: flex;
    align-items: center;
    justify-content: center;
}

.transfer-btn {
    background: linear-gradient(135deg, var(--c-purple), var(--c-blue));
    color: white;
    padding: 10px 20px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 700;
    cursor: pointer;
    border: none;
    letter-spacing: 1px;
    transition: all 0.3s;
}

.transfer-btn:hover {
    transform: scale(1.05);
    box-shadow: 0 0 24px rgba(176, 38, 255, 0.5);
}

.family-child {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
}

/* ===== STORE Section ===== */
.store-tabs {
    max-width: 1600px;
    margin: 0 auto 32px;
    display: flex;
    justify-content: center;
    gap: 8px;
    background: rgba(255, 255, 255, 0.05);
    padding: 6px;
    border-radius: 12px;
    width: fit-content;
    margin-left: auto;
    margin-right: auto;
}

.store-tab {
    background: transparent;
    border: none;
    color: var(--text-secondary);
    padding: 12px 24px;
    border-radius: 8px;
    cursor: pointer;
    font-family: inherit;
    font-weight: 700;
    font-size: 14px;
    letter-spacing: 1px;
    transition: all 0.3s;
}

.store-tab.active {
    background: linear-gradient(135deg, var(--c-purple), var(--c-blue));
    color: white;
    box-shadow: 0 0 16px rgba(176, 38, 255, 0.5);
}

.store-content {
    max-width: 1600px;
    margin: 0 auto;
    display: none;
}

.store-content.active {
    display: block;
}

/* Pass Cards */
.pass-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
    margin-bottom: 24px;
}

.pass-card {
    background: rgba(10, 10, 36, 0.6);
    border: 1px solid var(--border-glow);
    border-radius: 16px;
    padding: 28px;
    text-align: center;
    position: relative;
    backdrop-filter: blur(10px);
    transition: all 0.3s;
}

.pass-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 12px 32px rgba(176, 38, 255, 0.3);
}

.pass-recommended {
    background: linear-gradient(135deg, rgba(176, 38, 255, 0.15), rgba(0, 217, 255, 0.15));
    border-color: var(--c-yellow);
    box-shadow: 0 0 32px rgba(255, 184, 0, 0.2);
}

.pass-badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: linear-gradient(135deg, var(--c-yellow), var(--c-orange));
    color: black;
    padding: 4px 16px;
    border-radius: 20px;
    font-size: 11px;
    font-weight: 900;
    letter-spacing: 1.5px;
}

.pass-tier {
    font-family: 'Orbitron', sans-serif;
    font-size: 14px;
    font-weight: 700;
    color: var(--text-secondary);
    letter-spacing: 2px;
    margin-bottom: 12px;
}

.pass-tier-premium {
    background: linear-gradient(135deg, var(--c-purple), var(--c-blue));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    font-size: 18px;
}

.pass-price {
    display: flex;
    align-items: baseline;
    justify-content: center;
    gap: 4px;
    margin-bottom: 20px;
}

.price-currency {
    font-size: 18px;
    color: var(--text-secondary);
}

.price-amount {
    font-family: 'Orbitron', sans-serif;
    font-size: 36px;
    font-weight: 900;
    color: var(--c-yellow);
    text-shadow: 0 0 12px rgba(255, 184, 0, 0.4);
}

.price-period {
    font-size: 14px;
    color: var(--text-secondary);
}

.pass-features {
    list-style: none;
    margin-bottom: 24px;
    text-align: left;
}

.pass-features li {
    padding: 8px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    font-size: 13px;
    color: var(--text-secondary);
    padding-left: 20px;
    position: relative;
}

.pass-features li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--c-green);
    font-weight: 700;
}

.pass-buy {
    background: linear-gradient(135deg, var(--c-purple), var(--c-blue));
    border: none;
    color: white;
    padding: 14px 32px;
    border-radius: 10px;
    cursor: pointer;
    font-family: inherit;
    font-weight: 700;
    font-size: 14px;
    letter-spacing: 1px;
    width: 100%;
    transition: all 0.3s;
}

.pass-buy:hover {
    transform: scale(1.02);
    box-shadow: 0 0 24px rgba(176, 38, 255, 0.5);
}

.payment-methods {
    text-align: center;
    padding: 16px;
    background: rgba(10, 10, 36, 0.4);
    border-radius: 12px;
    font-size: 13px;
    color: var(--text-secondary);
}

.payment-methods .pay-icon {
    display: inline-block;
    padding: 4px 12px;
    margin: 4px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 6px;
    color: var(--text-primary);
    font-size: 12px;
}

/* Mask Grid */
.mask-info-banner {
    background: linear-gradient(135deg, rgba(0, 217, 255, 0.1), rgba(176, 38, 255, 0.1));
    border: 1px solid var(--c-blue);
    border-radius: 12px;
    padding: 16px 20px;
    margin-bottom: 24px;
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 14px;
    color: var(--text-secondary);
}

.info-icon {
    font-size: 20px;
}

.mask-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 20px;
    margin-bottom: 32px;
}

.mask-card {
    background: rgba(10, 10, 36, 0.6);
    border: 1px solid var(--border-glow);
    border-radius: 14px;
    overflow: hidden;
    text-align: center;
    transition: all 0.3s;
}

.mask-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 12px 32px rgba(176, 38, 255, 0.3);
    border-color: var(--c-purple);
}

.mask-thumb {
    aspect-ratio: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.mask-emoji {
    font-size: 80px;
    filter: drop-shadow(0 0 16px rgba(255, 255, 255, 0.4));
}

.mask-name {
    padding: 14px 14px 4px;
    font-weight: 700;
    font-size: 14px;
    color: white;
    font-family: 'Noto Sans KR', sans-serif;
}

.mask-price {
    padding: 0 14px;
    color: var(--c-yellow);
    font-family: 'Orbitron', sans-serif;
    font-weight: 900;
    font-size: 16px;
    margin-bottom: 12px;
}

.mask-buy {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-glow);
    color: white;
    padding: 10px 16px;
    width: calc(100% - 28px);
    margin: 0 14px 14px;
    border-radius: 8px;
    cursor: pointer;
    font-family: inherit;
    font-weight: 700;
    font-size: 12px;
    letter-spacing: 1px;
    transition: all 0.3s;
}

.mask-buy:hover {
    background: linear-gradient(135deg, var(--c-purple), var(--c-blue));
    border-color: transparent;
}

/* Codi Guide */
.codi-guide {
    background: rgba(10, 10, 36, 0.6);
    border: 1px solid var(--border-glow);
    border-radius: 16px;
    padding: 24px;
    backdrop-filter: blur(10px);
}

.guide-title {
    color: var(--c-yellow);
    font-size: 14px;
    letter-spacing: 1.5px;
    margin-bottom: 16px;
}

.guide-compare {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.guide-bad, .guide-good {
    padding: 24px;
    border-radius: 12px;
    text-align: center;
    position: relative;
}

.guide-bad {
    background: rgba(255, 8, 68, 0.1);
    border: 2px solid var(--c-red);
}

.guide-good {
    background: rgba(0, 255, 128, 0.1);
    border: 2px solid var(--c-green);
}

.guide-mark {
    position: absolute;
    top: 8px;
    right: 12px;
    font-size: 20px;
    font-weight: 900;
}

.guide-bad .guide-mark { color: var(--c-red); }
.guide-good .guide-mark { color: var(--c-green); }

.guide-icon {
    font-size: 48px;
    margin-bottom: 8px;
}

.guide-label {
    font-size: 13px;
    font-weight: 700;
    color: var(--text-primary);
}

/* ===== FOUNDATION Section ===== */
.foundation-grid {
    max-width: 1600px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 32px;
}

.donation-counter {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
    margin-bottom: 24px;
}

.donation-item {
    background: rgba(10, 10, 36, 0.6);
    border: 1px solid var(--border-glow);
    border-radius: 12px;
    padding: 20px;
    text-align: center;
    backdrop-filter: blur(10px);
}

.donation-num {
    font-family: 'Orbitron', sans-serif;
    font-size: 28px;
    font-weight: 900;
    background: linear-gradient(135deg, var(--c-yellow), var(--c-orange));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 4px;
}

.donation-unit {
    font-size: 11px;
    color: var(--text-secondary);
    letter-spacing: 1px;
}

.donation-dashboard {
    background: rgba(10, 10, 36, 0.6);
    border: 1px solid var(--border-glow);
    border-radius: 16px;
    padding: 24px;
    backdrop-filter: blur(10px);
}

.globe-map {
    background: rgba(0, 0, 0, 0.3);
    border-radius: 12px;
    padding: 20px;
    margin-top: 16px;
}

.relief-reports {
    background: rgba(10, 10, 36, 0.6);
    border: 1px solid var(--border-glow);
    border-radius: 16px;
    padding: 24px;
    backdrop-filter: blur(10px);
    max-height: 500px;
    overflow-y: auto;
}

.report-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-top: 16px;
}

.report-item {
    padding: 16px;
    background: rgba(255, 255, 255, 0.03);
    border-left: 3px solid var(--c-purple);
    border-radius: 8px;
    transition: all 0.3s;
}

.report-item:hover {
    background: rgba(176, 38, 255, 0.1);
    transform: translateX(4px);
}

.report-date {
    font-family: 'Orbitron', sans-serif;
    font-size: 11px;
    color: var(--c-blue);
    letter-spacing: 1.5px;
    margin-bottom: 6px;
}

.report-h4 {
    font-size: 14px;
    color: var(--text-primary);
    margin-bottom: 6px;
    line-height: 1.4;
}

.report-text {
    font-size: 12px;
    color: var(--text-secondary);
    line-height: 1.5;
}

.donate-cta {
    max-width: 1600px;
    margin: 48px auto 0;
    text-align: center;
    padding: 40px;
    background: linear-gradient(135deg, rgba(176, 38, 255, 0.15), rgba(0, 217, 255, 0.15));
    border: 1px solid var(--border-glow);
    border-radius: 16px;
}

.donate-cta p {
    font-size: 18px;
    color: var(--text-primary);
    margin-bottom: 20px;
    font-family: 'Noto Sans KR', sans-serif;
}

.donate-btn {
    background: linear-gradient(135deg, var(--c-purple), var(--c-blue));
    border: none;
    color: white;
    padding: 16px 40px;
    border-radius: 30px;
    cursor: pointer;
    font-family: inherit;
    font-weight: 700;
    font-size: 16px;
    letter-spacing: 1px;
    transition: all 0.3s;
    box-shadow: 0 0 24px rgba(176, 38, 255, 0.4);
}

.donate-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 32px rgba(176, 38, 255, 0.6);
}

/* ===== Modal ===== */
.modal {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(8px);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 2000;
    padding: 20px;
}

.modal.open {
    display: flex;
}

.modal-content {
    background: linear-gradient(135deg, var(--bg-mid), var(--bg-light));
    border: 1px solid var(--border-glow);
    border-radius: 20px;
    padding: 32px;
    max-width: 480px;
    width: 100%;
    position: relative;
    box-shadow: 0 24px 64px rgba(0, 0, 0, 0.6);
    max-height: 90vh;
    overflow-y: auto;
}

.modal-close {
    position: absolute;
    top: 16px;
    right: 16px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.15);
    color: white;
    width: 32px;
    height: 32px;
    border-radius: 8px;
    cursor: pointer;
    font-size: 20px;
    transition: all 0.3s;
}

.modal-close:hover {
    background: var(--c-red);
    border-color: var(--c-red);
}

.modal-title {
    font-family: 'Orbitron', sans-serif;
    font-size: 24px;
    font-weight: 900;
    background: linear-gradient(135deg, var(--c-purple), var(--c-blue));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 8px;
}

.modal-sub {
    color: var(--text-secondary);
    font-size: 13px;
    margin-bottom: 20px;
}

.login-providers {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-bottom: 20px;
}

.lp-btn {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.15);
    color: white;
    padding: 12px 16px;
    border-radius: 10px;
    cursor: pointer;
    font-family: inherit;
    font-weight: 600;
    font-size: 14px;
    text-align: left;
    display: flex;
    align-items: center;
    gap: 12px;
    transition: all 0.3s;
}

.lp-btn:hover {
    background: rgba(176, 38, 255, 0.15);
    border-color: var(--c-purple);
    transform: translateX(4px);
}

.agreements {
    background: rgba(0, 0, 0, 0.3);
    border-radius: 10px;
    padding: 12px;
    margin-bottom: 16px;
}

.agree-item {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 6px 0;
    font-size: 13px;
    color: var(--text-secondary);
    cursor: pointer;
}

.agree-item input[type="checkbox"] {
    accent-color: var(--c-purple);
}

.login-submit {
    width: 100%;
    background: linear-gradient(135deg, var(--c-purple), var(--c-blue));
    border: none;
    color: white;
    padding: 14px;
    border-radius: 12px;
    cursor: pointer;
    font-family: inherit;
    font-weight: 700;
    font-size: 16px;
    letter-spacing: 1px;
    transition: all 0.3s;
    box-shadow: 0 0 24px rgba(176, 38, 255, 0.4);
    margin-bottom: 16px;
}

.login-submit:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 32px rgba(176, 38, 255, 0.6);
}

.login-notice {
    background: rgba(255, 184, 0, 0.1);
    border: 1px solid var(--c-yellow);
    border-radius: 8px;
    padding: 12px;
    font-size: 11px;
    color: var(--c-yellow);
    text-align: center;
    line-height: 1.5;
}

/* ===== Footer ===== */
.footer {
    background: rgba(5, 5, 20, 0.95);
    border-top: 1px solid var(--border-glow);
    padding: 48px 24px 24px;
    margin-top: 60px;
    position: relative;
    z-index: 1;
}

.footer-grid {
    max-width: 1600px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 48px;
    padding-bottom: 32px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-logo {
    display: flex;
    flex-direction: column;
    gap: 4px;
    margin-bottom: 12px;
}

.footer-octax {
    font-family: 'Orbitron', sans-serif;
    font-size: 14px;
    font-weight: 700;
    color: var(--c-purple);
    letter-spacing: 2px;
}

.footer-beat {
    font-family: 'Orbitron', sans-serif;
    font-size: 24px;
    font-weight: 900;
    background: linear-gradient(135deg, var(--c-blue), var(--c-green));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    letter-spacing: 3px;
}

.footer-tagline {
    color: var(--text-secondary);
    font-size: 12px;
    line-height: 1.6;
    font-family: 'Noto Sans KR', sans-serif;
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.footer-col h5 {
    color: var(--c-blue);
    font-size: 13px;
    letter-spacing: 1.5px;
    margin-bottom: 12px;
    font-weight: 700;
}

.footer-col a {
    display: block;
    color: var(--text-secondary);
    text-decoration: none;
    padding: 4px 0;
    font-size: 12px;
    font-family: 'Noto Sans KR', sans-serif;
    transition: all 0.2s;
}

.footer-col a:hover {
    color: var(--c-purple);
    padding-left: 4px;
}

.footer-bottom {
    max-width: 1600px;
    margin: 24px auto 0;
    text-align: center;
    font-size: 11px;
    color: var(--text-tertiary);
}

.footer-policy {
    margin-top: 8px;
    color: var(--c-yellow);
    line-height: 1.6;
    font-family: 'Noto Sans KR', sans-serif;
}

/* ===== Responsive ===== */
@media (max-width: 1100px) {
    .hero-container {
        grid-template-columns: 1fr;
        grid-template-rows: auto;
    }

    .hud-left, .hud-right {
        grid-column: 1;
        grid-row: auto;
        flex-direction: row;
        flex-wrap: wrap;
        justify-content: center;
    }

    .hero-center {
        grid-row: auto;
    }

    .play-split, .foundation-grid {
        grid-template-columns: 1fr;
    }

    .clip-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .footer-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .main-nav {
        display: none;
        position: absolute;
        top: 64px;
        left: 0;
        right: 0;
        background: rgba(5, 5, 20, 0.95);
        flex-direction: column;
        padding: 16px;
        gap: 4px;
        border-bottom: 1px solid var(--border-glow);
    }

    .main-nav.open {
        display: flex;
    }

    .nav-link {
        width: 100%;
        text-align: center;
    }

    .mobile-menu-btn {
        display: flex;
    }

    .lang-dropdown {
        right: 16px;
        top: auto;
        bottom: 12px;
    }

    .clip-grid {
        grid-template-columns: 1fr;
    }

    .tier-track {
        flex-direction: column;
    }

    .tier-progress {
        width: 2px;
        height: 30px;
        min-width: auto;
    }

    .family-tree {
        grid-template-columns: 1fr;
    }

    .family-child {
        grid-template-columns: 1fr 1fr;
    }

    .status-row {
        grid-template-columns: 1fr;
        justify-items: center;
    }

    .chart-row {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .preview-display {
        flex-direction: column;
    }

    .guide-compare {
        grid-template-columns: 1fr;
    }

    .donation-counter {
        grid-template-columns: 1fr;
    }
}


/* ===== 2026-07 update: official logo + exact droplet hero + API bridge ===== */
.brand-logo-link {
    display: inline-flex;
    align-items: center;
    text-decoration: none;
}
.brand-logo-full {
    height: 72px;
    width: auto;
    display: block;
    object-fit: contain;
    filter: drop-shadow(0 10px 18px rgba(0,0,0,0.28));
}
.octa-beat-title { display: none; }
.header-container { gap: 28px; }

.footer-logo-image-wrap {
    margin-bottom: 16px;
}
.footer-brand-logo {
    width: min(280px, 100%);
    height: auto;
    display: block;
    object-fit: contain;
    filter: drop-shadow(0 12px 24px rgba(0,0,0,0.32));
}

/* Home hero exact droplet composition */
.color-ring {
    width: min(640px, 100%);
    aspect-ratio: 1;
}
.ring-base {
    position: absolute;
    border-radius: 50%;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    pointer-events: none;
}
.ring-outer {
    width: 84%;
    height: 84%;
    border: 5px solid rgba(243, 117, 255, 0.85);
    box-shadow: 0 0 28px rgba(239, 99, 255, 0.55), inset 0 0 30px rgba(255,255,255,0.05);
}
.ring-middle { display: none; }
.ring-inner {
    width: 56%;
    height: 56%;
    border: 5px solid rgba(140, 255, 255, 0.78);
    box-shadow: 0 0 22px rgba(0, 217, 255, 0.45);
}
.drop-drop {
    width: 86px;
    height: 86px;
    transform: none !important;
    filter: none;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 8px;
}
.drop-shape, .inner-drop {
    width: 58px;
    height: 58px;
    border-radius: 60% 60% 72% 72% / 64% 64% 88% 88%;
    transform: rotate(45deg);
    border: 4px solid rgba(255,255,255,0.92);
    box-shadow: 0 0 20px currentColor, inset 0 4px 10px rgba(255,255,255,0.32);
}
.drop-label {
    font-family: 'Orbitron', sans-serif;
    font-size: 17px;
    font-weight: 700;
    line-height: 1;
    color: #fff;
    text-shadow: 0 2px 10px rgba(0,0,0,0.8);
    letter-spacing: 0.6px;
    text-align: center;
}
.drop-label .special-tag {
    display: block;
    margin-top: 4px;
    font-size: 12px;
    color: #9fd9ff;
}
.drop-purple { top: -12px; left: 50%; transform: translateX(-50%) !important; color: var(--c-purple); }
.drop-indigo { top: 11%; right: 9%; color: var(--c-indigo); }
.drop-green { top: 50%; right: -2%; transform: translateY(-50%) !important; color: var(--c-green); }
.drop-orange { right: 10%; bottom: 11%; color: var(--c-orange); }
.drop-rainbow { bottom: -12px; left: 50%; transform: translateX(-50%) !important; color: #ffffff; }
.drop-red { left: 10%; bottom: 11%; color: var(--c-red); }
.drop-yellow { top: 50%; left: -2%; transform: translateY(-50%) !important; color: var(--c-yellow); }
.drop-blue { top: 11%; left: 9%; color: var(--c-blue); }
.drop-purple .drop-shape { background: radial-gradient(circle at 35% 28%, #f9c7ff 0, #cd4cff 32%, #7f08cf 100%); }
.drop-indigo .drop-shape { background: radial-gradient(circle at 35% 28%, #d6d7ff 0, #6f79ff 28%, #1a1a8e 100%); }
.drop-green .drop-shape { background: radial-gradient(circle at 35% 28%, #d6ffe8 0, #3dff95 28%, #00b961 100%); }
.drop-orange .drop-shape { background: radial-gradient(circle at 35% 28%, #fff0d6 0, #ff9b3d 28%, #f05d00 100%); }
.drop-red .drop-shape { background: radial-gradient(circle at 35% 28%, #ffd5e1 0, #ff5478 28%, #d60036 100%); }
.drop-yellow .drop-shape { background: radial-gradient(circle at 35% 28%, #fff7cd 0, #ffd43d 28%, #e5a300 100%); }
.drop-blue .drop-shape { background: radial-gradient(circle at 35% 28%, #d9f5ff 0, #54cfff 28%, #008cd8 100%); }
.rainbow-shape {
    background: conic-gradient(from 180deg, #ff0844, #ff6b00, #ffb800, #00ff80, #00d9ff, #4f5dff, #b026ff, #ff0844);
}

.inner-droplets {
    position: absolute;
    inset: 0;
    z-index: 3;
}
.inner-drop {
    position: absolute;
    width: 30px;
    height: 30px;
    border-width: 2.5px;
}
.inner-indigo { top: 26%; right: 31%; color: var(--c-indigo); background: radial-gradient(circle at 35% 28%, #d6d7ff 0, #6f79ff 28%, #1a1a8e 100%); }
.inner-green { top: 49%; right: 22%; transform: translateY(-50%) rotate(45deg); color: var(--c-green); background: radial-gradient(circle at 35% 28%, #d6ffe8 0, #3dff95 28%, #00b961 100%); }
.inner-orange { right: 31%; bottom: 26%; color: var(--c-orange); background: radial-gradient(circle at 35% 28%, #fff0d6 0, #ff9b3d 28%, #f05d00 100%); }
.inner-red { left: 31%; bottom: 26%; color: var(--c-red); background: radial-gradient(circle at 35% 28%, #ffd5e1 0, #ff5478 28%, #d60036 100%); }
.inner-yellow { top: 49%; left: 22%; transform: translateY(-50%) rotate(45deg); color: var(--c-yellow); background: radial-gradient(circle at 35% 28%, #fff7cd 0, #ffd43d 28%, #e5a300 100%); }
.inner-blue { top: 26%; left: 31%; color: var(--c-blue); background: radial-gradient(circle at 35% 28%, #d9f5ff 0, #54cfff 28%, #008cd8 100%); }

.center-stage {
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    width: 38%;
    height: 38%;
    z-index: 4;
    display: flex;
    align-items: center;
    justify-content: center;
}
.stage-core {
    position: absolute;
    inset: 10%;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(0,217,255,0.18), rgba(176,38,255,0.06) 60%, transparent 74%);
    box-shadow: 0 0 50px rgba(0,217,255,0.28);
}
.stage-avatar {
    position: relative;
    z-index: 1;
    width: 72%;
    aspect-ratio: 0.78;
    border-radius: 28px;
    background: linear-gradient(180deg, rgba(18,21,53,0.94), rgba(9,10,28,0.96));
    border: 1px solid rgba(115, 224, 255, 0.42);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 10px;
    box-shadow: 0 0 22px rgba(0,217,255,0.24), inset 0 0 22px rgba(255,255,255,0.04);
}
.stage-badge {
    width: 62px;
    height: 62px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: 'Orbitron', sans-serif;
    font-size: 24px;
    font-weight: 900;
    color: #fff;
    background: linear-gradient(135deg, rgba(0,217,255,0.75), rgba(176,38,255,0.82));
    box-shadow: 0 0 18px rgba(0,217,255,0.45);
}
.stage-title {
    font-family: 'Orbitron', sans-serif;
    font-size: 16px;
    font-weight: 900;
    text-align: center;
    letter-spacing: 1.2px;
    color: #fff;
}
.stage-sub {
    font-size: 11px;
    color: rgba(255,255,255,0.72);
    text-align: center;
    letter-spacing: 1.4px;
}

.hero-api-bridge {
    max-width: 1280px;
    margin: 14px auto 24px;
    padding: 18px 22px;
    border-radius: 18px;
    background: linear-gradient(135deg, rgba(10,10,36,0.76), rgba(8,16,56,0.72));
    border: 1px solid rgba(115,224,255,0.22);
    box-shadow: 0 18px 40px rgba(0,0,0,0.28);
    backdrop-filter: blur(12px);
}
.bridge-line {
    text-align: center;
    font-family: 'Orbitron', sans-serif;
    font-size: clamp(14px, 2vw, 18px);
    font-weight: 800;
    letter-spacing: 1.5px;
    color: #fff;
    margin-bottom: 14px;
}
.bridge-tags {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 10px;
}
.bridge-tag {
    padding: 10px 14px;
    border-radius: 999px;
    background: rgba(255,255,255,0.06);
    border: 1px solid rgba(255,255,255,0.14);
    font-size: 12px;
    color: rgba(255,255,255,0.9);
    letter-spacing: 0.4px;
}

.provider-note {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin: -4px 0 18px;
}
.provider-chip {
    padding: 7px 10px;
    border-radius: 999px;
    background: rgba(0,217,255,0.08);
    border: 1px solid rgba(0,217,255,0.2);
    color: #9feeff;
    font-size: 11px;
    letter-spacing: 0.4px;
}
.lp-btn-guest {
    border-color: rgba(255,184,0,0.45);
    background: linear-gradient(135deg, rgba(255,184,0,0.18), rgba(255,107,0,0.1));
}

@media (max-width: 1100px) {
    .brand-logo-full { height: 58px; }
    .hero-api-bridge { margin-top: 4px; }
}
@media (max-width: 768px) {
    .brand-logo-full { height: 50px; }
    .drop-drop { width: 62px; height: 62px; }
    .drop-shape { width: 42px; height: 42px; }
    .drop-label { font-size: 11px; }
    .inner-drop { width: 22px; height: 22px; }
    .stage-title { font-size: 11px; }
    .stage-sub { font-size: 9px; }
    .hero-api-bridge { padding: 16px; }
    .bridge-tag { font-size: 10px; }
}


/* ===== 2026-07-27 update: login username, zero home data, 12-tier, 8 music zones ===== */
.user-card {
    min-width: 360px;
    padding: 12px 18px;
    border-color: rgba(176,38,255,0.42);
    box-shadow: inset 0 0 30px rgba(124,42,255,0.08), 0 0 24px rgba(124,42,255,0.12);
}
.user-avatar svg { width: 56px; height: 56px; }
.user-name {
    min-height: 18px;
    font-family: 'Orbitron', sans-serif;
    font-size: 12px;
    color: #7de4ff;
    letter-spacing: 1.8px;
}
.level-num { min-width: 20px; }
.level-bonus.pending { opacity: 0.65; }
.stat-num, .gauge-time, .gauge-value, .bpm-value, .rank-value, .score-value { letter-spacing: 0.5px; }

.dancer-stage {
    width: 74%;
    aspect-ratio: 0.78;
    overflow: hidden;
    border-radius: 34px;
    border: 1px solid rgba(115,224,255,0.34);
    box-shadow: 0 0 30px rgba(0,217,255,0.18), inset 0 0 18px rgba(255,255,255,0.06);
    background: #090d23;
}
.center-dancer-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center center;
    transform: scale(1.42);
    filter: saturate(1.05) brightness(0.98);
}

.center-guide-image {
    width: 100%;
    height: 100%;
    object-fit: contain;
    object-position: center center;
    transform: none;
    filter: none;
    padding: 6px;
}
.stage-caption {
    position: absolute;
    left: 50%;
    bottom: 14px;
    transform: translateX(-50%);
    padding: 6px 14px;
    border-radius: 999px;
    background: rgba(8,12,32,0.72);
    border: 1px solid rgba(255,255,255,0.14);
    font-family: 'Orbitron', sans-serif;
    font-size: 11px;
    font-weight: 800;
    color: #f0f7ff;
    letter-spacing: 1px;
    z-index: 2;
}

.tier-guide-12 {
    padding: 28px;
    border-radius: 22px;
    background: linear-gradient(135deg, rgba(8,10,28,0.88), rgba(10,14,42,0.76));
    border: 1px solid rgba(124,42,255,0.22);
    box-shadow: 0 20px 48px rgba(0,0,0,0.24);
}
.tier-grid-12 {
    display: grid;
    grid-template-columns: repeat(6, minmax(0,1fr));
    gap: 14px;
    margin-top: 18px;
}
.tier-card-card {
    position: relative;
    min-height: 126px;
    padding: 16px 14px;
    border-radius: 16px;
    border: 2px solid rgba(255,255,255,0.18);
    background: linear-gradient(180deg, rgba(19,20,44,0.96), rgba(10,11,28,0.96));
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 6px;
    text-align: center;
    overflow: hidden;
}

.tier-card-card::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at top, rgba(255,255,255,0.12), transparent 54%);
    pointer-events: none;
}
.tier-card-card strong {
    font-family: 'Orbitron', sans-serif;
    font-size: 14px;
    font-weight: 800;
    line-height: 1.15;
}
.tier-card-card small {
    color: rgba(255,255,255,0.6);
    font-size: 11px;
}
.tier-lv {
    font-size: 10px;
    letter-spacing: 1.2px;
    color: rgba(255,255,255,0.56);
}
.tier-star {
    font-size: 24px;
    line-height: 1;
    filter: drop-shadow(0 0 12px currentColor);
}
.t-unranked .tier-star { color: #d8dbe7; }
.t-bronze .tier-star { color: #bc7c4a; }
.t-silver .tier-star { color: #ccd7eb; }
.t-gold .tier-star { color: #f4be52; }
.t-platinum .tier-star { color: #b9e8ff; }
.t-ruby .tier-star { color: #ff4f7d; }
.t-sapphire .tier-star { color: #33a9ff; }
.t-emerald .tier-star { color: #27dc97; }
.t-diamond .tier-star { color: #8be9ff; }
.t-challenger .tier-star { color: #ff66da; }
.t-master .tier-star { color: #ffd86a; }
.t-grandmaster {
    border-color: rgba(255,196,0,0.68);
    box-shadow: 0 0 0 1px rgba(255,196,0,0.18), 0 0 28px rgba(255,196,0,0.16);
    background: linear-gradient(135deg, rgba(30,24,54,0.98), rgba(20,26,62,0.96));
}
.t-grandmaster .tier-star { color: #ffe16a; }

.music-zone-board {
    display: grid;
    gap: 28px;
}
.music-zone-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0,1fr));
    gap: 18px;
}
.music-zone-card {
    position: relative;
    min-height: 168px;
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: 18px;
    padding: 18px;
    background: var(--zone-bg);
    color: #fff;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    text-align: left;
    cursor: pointer;
    box-shadow: inset 0 -44px 0 rgba(5,8,24,0.72);
    transition: transform .24s ease, box-shadow .24s ease, border-color .24s ease;
}
.music-zone-card:hover, .music-zone-card.active {
    transform: translateY(-4px);
    border-color: rgba(255,255,255,0.26);
    box-shadow: inset 0 -44px 0 rgba(5,8,24,0.72), 0 18px 38px rgba(0,0,0,0.22);
}
.zone-bpm {
    align-self: flex-start;
    padding: 6px 10px;
    border-radius: 999px;
    background: rgba(8,10,24,0.62);
    font-family: 'Orbitron', sans-serif;
    font-size: 11px;
    font-weight: 800;
}
.zone-name {
    font-family: 'Orbitron', sans-serif;
    font-size: 22px;
    font-weight: 900;
    letter-spacing: 0.6px;
}
.zone-en {
    color: rgba(255,255,255,0.76);
    font-size: 13px;
}
.music-guide-panel {
    border-radius: 22px;
    padding: 24px;
    background: linear-gradient(135deg, rgba(9,11,29,0.94), rgba(12,18,46,0.9));
    border: 1px solid rgba(124,42,255,0.22);
    box-shadow: 0 20px 48px rgba(0,0,0,0.24);
}
.guide-head {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 18px;
    margin-bottom: 18px;
}
.guide-kicker, .guide-label {
    font-family: 'Orbitron', sans-serif;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 1.6px;
    color: #78dfff;
}
.music-guide-panel h3 {
    margin: 8px 0 6px;
    font-size: clamp(24px, 2.8vw, 32px);
    color: #fff;
}
#guideZoneDesc {
    color: rgba(255,255,255,0.72);
    font-size: 14px;
}
.guide-bpm-chip {
    padding: 12px 16px;
    border-radius: 16px;
    background: rgba(255,255,255,0.06);
    border: 1px solid rgba(255,255,255,0.12);
    font-family: 'Orbitron', sans-serif;
    font-size: 18px;
    font-weight: 900;
    white-space: nowrap;
}
.guide-body {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 24px;
}
.guide-playlist-wrap, .guide-mode-wrap {
    border-radius: 18px;
    padding: 18px;
    background: rgba(255,255,255,0.03);
    border: 1px solid rgba(255,255,255,0.08);
}
.guide-playlist {
    list-style: none;
    margin-top: 14px;
    display: grid;
    gap: 10px;
}
.guide-playlist li {
    padding: 12px 14px;
    border-radius: 12px;
    background: rgba(255,255,255,0.04);
    color: #fff;
    font-size: 14px;
}
.mode-buttons {
    display: flex;
    gap: 10px;
    margin: 14px 0 16px;
}
.mode-btn {
    flex: 1;
    padding: 12px 14px;
    border-radius: 12px;
    border: 1px solid rgba(255,255,255,0.12);
    background: rgba(255,255,255,0.05);
    color: #fff;
    font-weight: 700;
    cursor: pointer;
    transition: all .2s ease;
}
.mode-btn.active {
    background: linear-gradient(135deg, rgba(176,38,255,0.45), rgba(0,217,255,0.3));
    border-color: rgba(0,217,255,0.4);
    box-shadow: 0 8px 20px rgba(82,119,255,0.2);
}
.mode-note {
    color: rgba(255,255,255,0.8);
    font-size: 13px;
    line-height: 1.6;
}
.login-input-wrap {
    margin-bottom: 16px;
}
.login-input-label {
    display: block;
    margin-bottom: 8px;
    font-family: 'Orbitron', sans-serif;
    font-size: 12px;
    letter-spacing: 1.4px;
    color: #8fe7ff;
}
.login-input {
    width: 100%;
    height: 44px;
    border-radius: 12px;
    border: 1px solid rgba(255,255,255,0.16);
    background: rgba(255,255,255,0.05);
    padding: 0 14px;
    color: #fff;
    font-family: inherit;
    outline: none;
}
.login-input:focus {
    border-color: rgba(0,217,255,0.5);
    box-shadow: 0 0 0 3px rgba(0,217,255,0.12);
}

@media (max-width: 1180px) {
    .tier-grid-12, .music-zone-grid { grid-template-columns: repeat(3, minmax(0,1fr)); }
    .guide-body { grid-template-columns: 1fr; }
}
@media (max-width: 768px) {
    .user-card { min-width: 100%; }
    .tier-grid-12, .music-zone-grid { grid-template-columns: repeat(2, minmax(0,1fr)); }
    .guide-head { flex-direction: column; }
    .zone-name { font-size: 18px; }
}
@media (max-width: 540px) {
    .tier-grid-12, .music-zone-grid { grid-template-columns: 1fr; }
}


/* ===== 2026-07-27 final mapping showcase ===== */
.final-mapping-showcase {
    margin-top: 28px;
    padding: 28px;
    border-radius: 22px;
    background: linear-gradient(135deg, rgba(8,10,28,0.9), rgba(11,17,40,0.88));
    border: 1px solid rgba(124,42,255,0.22);
    box-shadow: 0 20px 48px rgba(0,0,0,0.24);
}
.showcase-header {
    text-align: left;
    margin-bottom: 18px;
}
.showcase-desc {
    margin-top: 8px;
    color: rgba(255,255,255,0.68);
    font-size: 14px;
}
.showcase-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    align-items: start;
}
.showcase-card {
    margin: 0;
    padding: 18px;
    border-radius: 18px;
    background: rgba(255,255,255,0.03);
    border: 1px solid rgba(255,255,255,0.08);
    overflow: hidden;
}
.showcase-image {
    width: 100%;
    height: auto;
    display: block;
    border-radius: 14px;
    box-shadow: 0 16px 40px rgba(0,0,0,0.24);
}
.showcase-card-guide .showcase-image {
    aspect-ratio: 1/1;
    object-fit: cover;
}
.showcase-card-table .showcase-image {
    aspect-ratio: 1/1;
    object-fit: cover;
}
@media (max-width: 900px) {
    .showcase-grid { grid-template-columns: 1fr; }
}


/* ===== 2026-07-27 fix: make requested circular guide the real main hero image ===== */
.hero-center .color-ring > .ring-base,
.hero-center .color-ring > .drop,
.hero-center .color-ring > .inner-droplets {
    display: none !important;
}
.hero-center .color-ring {
    width: min(820px, 94vw);
    aspect-ratio: 1 / 1;
}
.hero-center .center-stage {
    width: 100%;
    height: 100%;
    z-index: 5;
}
.hero-center .stage-core,
.hero-center .stage-caption {
    display: none !important;
}
.hero-center .stage-avatar,
.hero-center .dancer-stage {
    width: 100%;
    height: 100%;
    aspect-ratio: 1 / 1;
    border-radius: 0;
    background: transparent;
    border: 0;
    box-shadow: none;
    overflow: visible;
}
.hero-center .center-guide-image {
    width: 100%;
    height: 100%;
    object-fit: contain;
    object-position: center center;
    padding: 0;
    filter: brightness(1.08) contrast(1.12) saturate(1.1) drop-shadow(0 16px 32px rgba(0,0,0,0.28));
    transform: scale(1.18);
    transform-origin: center center;
}



/* ===== 2026-07-27 refinement: restore bright original logo and tier colors ===== */
.brand-logo-link {
    padding: 4px 2px;
}
.brand-logo-full {
    height: 78px;
    width: auto;
    object-fit: contain;
    filter: drop-shadow(0 10px 18px rgba(0,0,0,0.26));
}
.footer-logo-image-wrap {
    display: inline-flex;
    align-items: center;
}
.footer-brand-logo {
    width: min(240px, 100%);
    height: auto;
    object-fit: contain;
    filter: drop-shadow(0 12px 22px rgba(0,0,0,0.28));
}
.t-master {
    border-color: rgba(255,255,255,0.24);
    box-shadow: 0 0 0 1px rgba(255,255,255,0.08), 0 0 24px rgba(176,38,255,0.12);
}
.t-master .tier-star,
.t-master strong,
.t-grandmaster .tier-star,
.t-grandmaster strong {
    background: linear-gradient(90deg, #ff0844, #ff8a00, #ffd400, #00ff80, #00d9ff, #6a5cff, #b026ff);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}
.t-grandmaster {
    border: 1.5px solid transparent;
    background:
        linear-gradient(180deg, rgba(19,20,44,0.96), rgba(10,11,28,0.96)) padding-box,
        linear-gradient(90deg, #ff0844, #ff8a00, #ffd400, #00ff80, #00d9ff, #6a5cff, #b026ff) border-box;
    box-shadow: 0 0 0 1px rgba(255,255,255,0.06), 0 0 28px rgba(176,38,255,0.18);
}


/* ===== 2026-07-27 refinement: brighter, clearer visuals and multilingual guide ===== */
.center-guide-image {
    filter: brightness(1.08) contrast(1.12) saturate(1.1) drop-shadow(0 16px 32px rgba(0,0,0,0.28)) !important;
}
.showcase-card {
    border: 1px solid rgba(137, 207, 255, 0.18);
    background: linear-gradient(180deg, rgba(18,22,48,0.92), rgba(9,12,28,0.96));
    box-shadow: 0 18px 42px rgba(0,0,0,0.26), inset 0 0 0 1px rgba(255,255,255,0.03);
}
.showcase-image,
.showcase-image-bright {
    display: block;
    width: 100%;
    height: auto;
    border-radius: 24px;
    filter: brightness(1.08) contrast(1.14) saturate(1.1) drop-shadow(0 14px 28px rgba(0,0,0,0.24));
    image-rendering: -webkit-optimize-contrast;
}
.hero-service-text {
    position: absolute;
    left: 50%;
    bottom: -118px;
    transform: translateX(-50%);
    z-index: 10;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0;
    font-family: 'Orbitron', sans-serif;
    font-size: 72px;
    font-weight: 900;
    line-height: 0.95;
    white-space: nowrap;
    letter-spacing: 0;
    text-shadow: 0 8px 24px rgba(0,0,0,0.34);
    filter: drop-shadow(0 8px 18px rgba(0,0,0,0.28));
}
.hero-service-text .hero-word {
    display: inline-block;
    background: linear-gradient(90deg, #ff5a3d 0%, #ffb800 18%, #8eea43 36%, #33d7ff 56%, #6f67ff 78%, #c95bff 100%);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}
.hero-service-text .hero-word-left,
.hero-service-text .hero-word-right {
    min-width: 4.6ch;
    text-align: center;
}
.hero-service-text .hero-word-mid {
    min-width: 0.8ch;
    text-align: center;
    transform: translateY(-1px);
}



.music-zone-card .zone-name,
.music-zone-card .zone-en,
#guideZoneTitle,
#guideZoneDesc,
#guideZoneBpm,
.mode-note,
.guide-kicker,
.guide-label {
    transition: color .18s ease, opacity .18s ease;
}
@media (max-width: 768px) {
    .hero-service-text {
        bottom: -84px;
        font-size: 48px;
    }
    .hero-service-text .hero-word-left,
    .hero-service-text .hero-word-right {
        min-width: 4.35ch;
    }
}





/* 2026-07-27 final visual polish */
.t-unranked { border-color: rgba(216,219,231,0.72); box-shadow: 0 0 0 1px rgba(216,219,231,0.24), 0 0 26px rgba(216,219,231,0.14), inset 0 0 20px rgba(216,219,231,0.05); }
.t-bronze { border-color: rgba(188,124,74,0.82); box-shadow: 0 0 0 1px rgba(188,124,74,0.28), 0 0 28px rgba(188,124,74,0.18), inset 0 0 20px rgba(188,124,74,0.06); }
.t-silver { border-color: rgba(204,215,235,0.82); box-shadow: 0 0 0 1px rgba(204,215,235,0.28), 0 0 28px rgba(204,215,235,0.18), inset 0 0 20px rgba(204,215,235,0.06); }
.t-gold { border-color: rgba(244,190,82,0.84); box-shadow: 0 0 0 1px rgba(244,190,82,0.28), 0 0 30px rgba(244,190,82,0.20), inset 0 0 20px rgba(244,190,82,0.06); }
.t-platinum { border-color: rgba(185,232,255,0.84); box-shadow: 0 0 0 1px rgba(185,232,255,0.28), 0 0 30px rgba(95,218,255,0.20), inset 0 0 20px rgba(185,232,255,0.06); }
.t-ruby { border-color: rgba(255,79,125,0.84); box-shadow: 0 0 0 1px rgba(255,79,125,0.28), 0 0 30px rgba(255,79,125,0.20), inset 0 0 20px rgba(255,79,125,0.06); }
.t-sapphire { border-color: rgba(51,169,255,0.84); box-shadow: 0 0 0 1px rgba(51,169,255,0.28), 0 0 30px rgba(51,169,255,0.20), inset 0 0 20px rgba(51,169,255,0.06); }
.t-emerald { border-color: rgba(39,220,151,0.84); box-shadow: 0 0 0 1px rgba(39,220,151,0.28), 0 0 30px rgba(39,220,151,0.20), inset 0 0 20px rgba(39,220,151,0.06); }
.t-diamond { border-color: rgba(139,233,255,0.86); box-shadow: 0 0 0 1px rgba(139,233,255,0.30), 0 0 32px rgba(139,233,255,0.22), inset 0 0 20px rgba(139,233,255,0.06); }
.t-challenger { border-color: rgba(255,102,218,0.86); box-shadow: 0 0 0 1px rgba(255,102,218,0.30), 0 0 32px rgba(255,102,218,0.22), inset 0 0 20px rgba(255,102,218,0.06); }
.t-master { border: 2px solid transparent; background: linear-gradient(180deg, rgba(19,20,44,0.96), rgba(10,11,28,0.96)) padding-box, linear-gradient(90deg, #ff5a3d, #ffb800, #8eea43, #33d7ff, #6f67ff, #c95bff) border-box; box-shadow: 0 0 0 1px rgba(255,255,255,0.10), 0 0 34px rgba(160,120,255,0.22), inset 0 0 18px rgba(255,255,255,0.04); }
.t-grandmaster { border: 2px solid transparent; background: linear-gradient(135deg, rgba(30,24,54,0.98), rgba(20,26,62,0.96)) padding-box, linear-gradient(120deg, #ff7a3d, #ffcb3d 18%, #98f05e 36%, #44ddff 56%, #8c73ff 76%, #ff6ed8 100%) border-box; box-shadow: 0 0 0 1px rgba(255,210,70,0.14), 0 0 38px rgba(169,117,255,0.24), inset 0 0 18px rgba(255,255,255,0.05); }
.tier-card-card strong { text-shadow: 0 2px 10px rgba(0,0,0,0.22); }
.center-guide-image,
.hero-center .center-guide-image {
    filter: brightness(1.18) contrast(1.18) saturate(1.18) drop-shadow(0 10px 24px rgba(29,153,255,0.22));
}
.showcase-image,
.showcase-image-bright {
    filter: brightness(1.16) contrast(1.18) saturate(1.18) drop-shadow(0 8px 18px rgba(29,153,255,0.16));
}
.brand-logo-full,
.footer-brand-logo {
    filter: brightness(1.08) contrast(1.14) saturate(1.12) drop-shadow(0 10px 20px rgba(0,0,0,0.28));
}