/* --- CSS VARIABLES & RESET --- */
        :root {
            --ios-bg: #000000;
            --glass-bg: rgba(20, 20, 20, 0.65);
            --glass-border: rgba(255, 255, 255, 0.12);
            --primary: #0A84FF; /* iOS Blue */
            --accent: #BF5AF2; /* iOS Purple for Gusion vibe */
            --text-main: #FFFFFF;
            --text-sub: #8E8E93;
            --success: #30D158;
            --radius-l: 32px;
            --radius-m: 18px;
            --radius-s: 12px;
            --anim-spring: cubic-bezier(0.175, 0.885, 0.32, 1.275);
            --anim-smooth: cubic-bezier(0.4, 0, 0.2, 1);
        }

        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            -webkit-tap-highlight-color: transparent;
        }

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

        /* --- BACKGROUND --- */
        .bg-container {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            z-index: -1;
            background: url('https://h.top4top.io/p_3701938mw9.jpeg') no-repeat center center/cover;
        }

        .bg-overlay {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: rgba(0, 0, 0, 0.4);
            backdrop-filter: blur(15px); /* Efek blur IOS */
            -webkit-backdrop-filter: blur(15px);
        }

        /* --- MAIN CONTAINER --- */
        .app-container {
            width: 100%;
            max-width: 480px;
            height: 100%;
            max-height: 900px;
            position: relative;
            background: transparent;
            overflow: hidden;
            display: flex;
            flex-direction: column;
        }

        /* --- HEADER & PROFILE --- */
        .header {
            padding: 40px 24px 20px;
            text-align: center;
            position: relative;
            z-index: 2;
        }

        .profile-wrapper {
            position: relative;
            display: inline-block;
            margin-bottom: 15px;
        }

        .profile-img {
            width: 110px;
            height: 110px;
            border-radius: 50%;
            object-fit: cover;
            border: 3px solid rgba(255, 255, 255, 0.2);
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
            animation: float 6s ease-in-out infinite;
        }

        .status-badge {
            position: absolute;
            bottom: 5px;
            right: 5px;
            background: var(--primary);
            color: white;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            border: 3px solid #1a1a1a;
            font-size: 12px;
        }

        .profile-name {
            font-size: 24px;
            font-weight: 700;
            margin-bottom: 6px;
            background: linear-gradient(to right, #fff, #b3b3b3);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            letter-spacing: -0.5px;
        }

        .profile-bio {
            font-size: 14px;
            color: var(--text-sub);
            font-weight: 500;
            background: rgba(0,0,0,0.3);
            padding: 6px 16px;
            border-radius: 20px;
            display: inline-flex;
            align-items: center;
            gap: 6px;
            backdrop-filter: blur(4px);
        }

        .gusion-blade {
            color: var(--accent);
            animation: spin 4s linear infinite;
        }

        /* --- NAVIGATION TABS (IOS SEGMENTED CONTROL) --- */
        .tab-container {
            padding: 0 24px;
            margin-bottom: 20px;
            position: relative;
            z-index: 10;
        }

        .tabs {
            background: rgba(118, 118, 128, 0.24);
            backdrop-filter: blur(10px);
            border-radius: 12px;
            padding: 4px;
            display: flex;
            position: relative;
        }

        .tab-btn {
            flex: 1;
            border: none;
            background: transparent;
            color: var(--text-main);
            padding: 10px;
            font-size: 13px;
            font-weight: 600;
            border-radius: 8px;
            cursor: pointer;
            transition: all 0.3s var(--anim-smooth);
            position: relative;
            z-index: 2;
        }

        .tab-btn.active {
            color: #000;
        }

        .tab-indicator {
            position: absolute;
            top: 4px;
            left: 4px;
            width: calc(33.33% - 5px);
            height: calc(100% - 8px);
            background: white;
            border-radius: 8px;
            box-shadow: 0 3px 8px rgba(0, 0, 0, 0.12);
            transition: transform 0.3s var(--anim-spring);
            z-index: 1;
        }

        /* --- CONTENT AREA --- */
        .content-area {
            flex: 1;
            overflow-y: auto;
            padding: 0 24px 100px;
            scroll-behavior: smooth;
        }

        .content-section {
            display: none;
            animation: slideUp 0.5s var(--anim-smooth);
        }

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

        /* --- CARDS & LISTS --- */
        .card {
            background: var(--glass-bg);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border: 1px solid var(--glass-border);
            border-radius: var(--radius-m);
            padding: 20px;
            margin-bottom: 16px;
            transition: transform 0.2s;
        }

        .card:active {
            transform: scale(0.98);
        }

        .card-header {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-bottom: 16px;
            border-bottom: 1px solid rgba(255,255,255,0.1);
            padding-bottom: 12px;
        }

        .card-icon {
            width: 36px;
            height: 36px;
            border-radius: 10px;
            background: linear-gradient(135deg, var(--primary), var(--accent));
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            color: white;
        }

        .card-title {
            font-size: 16px;
            font-weight: 600;
        }

        /* --- LINKS --- */
        .link-item {
            display: flex;
            align-items: center;
            justify-content: space-between;
            background: rgba(255, 255, 255, 0.05);
            padding: 16px;
            border-radius: var(--radius-s);
            margin-bottom: 10px;
            text-decoration: none;
            color: white;
            transition: background 0.2s;
        }

        .link-item:hover {
            background: rgba(255, 255, 255, 0.1);
        }

        .link-left {
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .link-icon {
            font-size: 20px;
            width: 24px;
            text-align: center;
        }

        /* --- PRICING --- */
        .price-toggle {
            display: flex;
            justify-content: center;
            margin-bottom: 20px;
            gap: 10px;
        }

        .price-btn {
            background: rgba(255,255,255,0.1);
            border: 1px solid rgba(255,255,255,0.1);
            color: white;
            padding: 8px 16px;
            border-radius: 20px;
            font-size: 12px;
            cursor: pointer;
            transition: all 0.3s;
        }

        .price-btn.active {
            background: var(--primary);
            border-color: var(--primary);
        }

        .price-row {
            display: flex;
            justify-content: space-between;
            padding: 12px 0;
            border-bottom: 1px solid rgba(255,255,255,0.05);
            font-size: 14px;
        }

        .price-row:last-child {
            border-bottom: none;
        }

        .price-tag {
            background: rgba(255,255,255,0.1);
            padding: 4px 10px;
            border-radius: 6px;
            font-weight: 600;
            color: var(--success);
        }

        /* --- PAYMENT --- */
        .qris-container {
            text-align: center;
            margin-bottom: 20px;
        }

        .qris-img {
            width: 100%;
            max-width: 250px;
            border-radius: 12px;
            border: 4px solid white;
            box-shadow: 0 10px 40px rgba(0,0,0,0.5);
        }

        .copy-box {
            background: rgba(0,0,0,0.3);
            border-radius: 12px;
            padding: 12px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-bottom: 10px;
        }

        .copy-label {
            font-size: 12px;
            color: var(--text-sub);
            margin-bottom: 4px;
        }

        .copy-value {
            font-family: monospace;
            font-size: 16px;
            letter-spacing: 1px;
        }

        .copy-btn {
            background: transparent;
            border: none;
            color: var(--primary);
            cursor: pointer;
            font-size: 18px;
        }

        /* --- SIDEBAR (Video BG) --- */
        .sidebar-toggle {
            position: absolute;
            top: 20px;
            right: 20px;
            background: rgba(255,255,255,0.1);
            border: none;
            width: 44px;
            height: 44px;
            border-radius: 50%;
            color: white;
            font-size: 20px;
            cursor: pointer;
            backdrop-filter: blur(10px);
            z-index: 100;
            display: flex;
            align-items: center;
            justify-content: center;
            transition: transform 0.3s;
        }

        .sidebar {
            position: fixed;
            top: 0;
            right: -100%;
            width: 100%;
            height: 100%;
            background: #000;
            z-index: 200;
            transition: right 0.4s var(--anim-spring);
            display: flex;
            flex-direction: column;
        }

        .sidebar.active {
            right: 0;
        }

        .sidebar-bg-video {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            object-fit: cover;
            opacity: 0.6;
            z-index: -1;
        }

        .sidebar-content {
            padding: 40px;
            margin-top: auto;
            background: linear-gradient(to top, #000 0%, transparent 100%);
            min-height: 50%;
        }

        .close-sidebar {
            position: absolute;
            top: 30px;
            right: 30px;
            background: transparent;
            border: none;
            color: white;
            font-size: 32px;
            cursor: pointer;
        }

        /* --- TOAST NOTIFICATION --- */
        .toast {
            position: fixed;
            top: -60px;
            left: 50%;
            transform: translateX(-50%);
            background: rgba(255, 255, 255, 0.9);
            color: black;
            padding: 12px 24px;
            border-radius: 50px;
            font-weight: 600;
            font-size: 14px;
            box-shadow: 0 10px 30px rgba(0,0,0,0.3);
            z-index: 1000;
            transition: top 0.4s var(--anim-spring);
            display: flex;
            align-items: center;
            gap: 10px;
        }
        
        .toast.show {
            top: 20px;
        }

        /* --- ANIMATIONS --- */
        @keyframes float {
            0%, 100% { transform: translateY(0); }
            50% { transform: translateY(-8px); }
        }

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

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

        /* Scrollbar Hide */
        ::-webkit-scrollbar {
            width: 0px;
        }
/* --- MUSIC PLAYER --- */
.music-player {
    position: fixed;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%) scale(0.9);
    background: rgba(20, 20, 20, 0.7);
    backdrop-filter: blur(25px);
    -webkit-backdrop-filter: blur(25px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 24px;
    padding: 12px 16px;
    display: flex;
    flex-direction: column;
    gap: 12px;
    width: 90%;
    max-width: 400px;
    z-index: 1000;
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.5);
    opacity: 0;
    visibility: hidden;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.music-player.active {
    opacity: 1;
    visibility: visible;
    transform: translateX(-50%) scale(1);
}

.music-close-x {
    position: absolute;
    top: 8px;
    right: 12px;
    background: none;
    border: none;
    color: rgba(255, 255, 255, 0.5);
    font-size: 20px;
    cursor: pointer;
    z-index: 10;
    line-height: 1;
}

.music-close-x:hover {
    color: white;
}

.music-open-btn {
    position: fixed;
    bottom: 20px;
    right: 20px;
    width: 45px;
    height: 45px;
    border-radius: 50%;
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    z-index: 999;
    opacity: 0;
    transform: scale(0.8);
    transition: all 0.3s ease;
}

.music-open-btn.active {
    opacity: 1;
    transform: scale(1);
}

.music-player.expanded {
    padding: 18px;
}

.music-search-container {
    width: 100%;
}

#musicSearchInput {
    width: 100%;
    padding: 12px 16px;
    border-radius: 14px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    background: rgba(255, 255, 255, 0.08);
    color: white;
    font-family: inherit;
    font-size: 14px;
    outline: none;
    transition: all 0.3s ease;
}

#musicSearchInput:focus {
    background: rgba(255, 255, 255, 0.15);
    border-color: var(--primary);
}

.music-results-dropdown {
    position: absolute;
    bottom: 100%;
    left: 0;
    width: 100%;
    background: rgba(30, 30, 30, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 16px;
    margin-bottom: 8px;
    max-height: 250px;
    overflow-y: auto;
    z-index: 1001;
    box-shadow: 0 -10px 30px rgba(0,0,0,0.5);
}

.search-result-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 14px;
    cursor: pointer;
    transition: background 0.2s;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.search-result-item:last-child {
    border-bottom: none;
}

.search-result-item:hover {
    background: rgba(255, 255, 255, 0.1);
}

.search-result-item img {
    width: 40px;
    height: 40px;
    border-radius: 8px;
    object-fit: cover;
}

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

.result-title {
    font-size: 13px;
    font-weight: 500;
    color: white;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.result-author {
    font-size: 11px;
    color: rgba(255, 255, 255, 0.5);
}

.music-main-controls {
    display: flex;
    align-items: center;
    gap: 12px;
    width: 100%;
}

.music-control-btn {
    width: 42px;
    height: 42px;
    border-radius: 50%;
    background: white;
    color: black;
    border: none;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
    cursor: pointer;
    flex-shrink: 0;
    position: relative;
}

.music-loading-spinner {
    width: 20px;
    height: 20px;
    border: 2px solid rgba(0, 0, 0, 0.1);
    border-top: 2px solid var(--primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    position: absolute;
}

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

.music-search-toggle {
    width: 38px;
    height: 38px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    color: white;
    border: none;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    cursor: pointer;
}

.music-info {
    flex-grow: 1;
    min-width: 0;
}

.music-title {
    font-weight: 600;
    font-size: 14px;
    color: white;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.music-author {
    font-size: 12px;
    color: rgba(255, 255, 255, 0.5);
}

.music-visualizer {
    display: flex;
    align-items: center;
    gap: 3px;
    height: 14px;
}

.bar {
    width: 3px;
    background: var(--primary);
    border-radius: 2px;
    animation: visualize 1s ease-in-out infinite;
}

@keyframes visualize {
    0%, 100% { height: 4px; }
    50% { height: 14px; }
}