:root {
    --bg-color: #0b0c10;
    --panel-bg: rgba(31, 40, 51, 0.6);
    --panel-border: rgba(102, 252, 241, 0.15);
    --primary: #66fcf1;
    --primary-glow: rgba(102, 252, 241, 0.4);
    --secondary: #45a29e;
    --text-main: #c5c6c7;
    --text-light: #ffffff;
    --text-muted: #8b929a;
    --font-heading: 'Outfit', sans-serif;
    --font-body: 'Inter', sans-serif;
    --transition: all 0.3s ease;
}

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

body {
    font-family: var(--font-body);
    background-color: var(--bg-color);
    color: var(--text-main);
    line-height: 1.6;
    overflow-x: hidden;
    background-image: 
        radial-gradient(circle at 15% 50%, rgba(69, 162, 158, 0.05), transparent 25%),
        radial-gradient(circle at 85% 30%, rgba(102, 252, 241, 0.05), transparent 25%);
    background-attachment: fixed;
}

h1, h2, h3, h4 {
    font-family: var(--font-heading);
    color: var(--text-light);
    font-weight: 700;
}

.highlight {
    color: var(--primary);
    text-shadow: 0 0 10px var(--primary-glow);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

.mt-4 {
    margin-top: 2.5rem;
}

/* Header */
.header {
    padding: 1.5rem 0;
    border-bottom: 1px solid var(--panel-border);
    background: rgba(11, 12, 16, 0.8);
    backdrop-filter: blur(10px);
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--text-light);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.logo span {
    background: linear-gradient(90deg, var(--text-light), var(--primary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.header-title {
    font-size: 0.9rem;
    color: var(--secondary);
    text-transform: uppercase;
    letter-spacing: 2px;
    font-weight: 600;
}

/* Glass Panels */
.glass-panel {
    background: var(--panel-bg);
    border: 1px solid var(--panel-border);
    backdrop-filter: blur(12px);
    border-radius: 16px;
    padding: 3rem;
    margin-bottom: 3rem;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
    transition: var(--transition);
}

.inner-panel {
    padding: 1.5rem;
    margin-bottom: 0;
}

.glass-panel:hover {
    border-color: rgba(102, 252, 241, 0.3);
    box-shadow: 0 8px 32px rgba(102, 252, 241, 0.05);
}

/* Hero Section */
.hero {
    margin-top: 3rem;
    text-align: center;
}

.badge {
    display: inline-block;
    padding: 0.4rem 1.2rem;
    background: rgba(69, 162, 158, 0.15);
    color: var(--primary);
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    border: 1px solid rgba(102, 252, 241, 0.2);
    letter-spacing: 1px;
}

.hero h1 {
    font-size: 3.5rem;
    line-height: 1.2;
    margin-bottom: 1.5rem;
    letter-spacing: -1px;
}

.hero .subtitle {
    font-size: 1.1rem;
    color: var(--text-main);
    max-width: 800px;
    margin: 0 auto 3rem auto;
}

/* KPIs */
.kpi-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
    gap: 1.5rem;
}

.kpi-card {
    background: rgba(0, 0, 0, 0.2);
    border: 1px solid rgba(255, 255, 255, 0.05);
    padding: 1.5rem;
    border-radius: 12px;
    display: flex;
    flex-direction: column;
    align-items: center;
    transition: transform 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.kpi-card:hover {
    transform: translateY(-5px);
    border-color: var(--secondary);
    background: rgba(69, 162, 158, 0.1);
}

.kpi-value {
    font-family: var(--font-heading);
    font-size: 2.2rem;
    font-weight: 800;
    color: var(--primary);
    margin-bottom: 0.5rem;
}

.kpi-label {
    font-size: 0.85rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
    text-align: center;
}

/* Demographics */
.demographics {
    text-align: left;
    background: rgba(0, 0, 0, 0.2);
    padding: 2rem;
    border-radius: 12px;
    border-left: 4px solid var(--secondary);
}

.demographics h3 {
    margin-bottom: 1rem;
    color: var(--primary);
}

.data-list {
    list-style: none;
}

.data-list li {
    margin-bottom: 0.8rem;
    padding-left: 1.5rem;
    position: relative;
}

.data-list li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--primary);
}

.data-list li strong {
    color: var(--text-light);
}

/* Analysis Section */
.section-header {
    text-align: center;
    margin-bottom: 2.5rem;
}

.section-header h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.section-header p {
    color: var(--text-muted);
    font-size: 1.1rem;
}

/* Video List */
.top-videos {
    background: rgba(0, 0, 0, 0.2);
    border-radius: 12px;
    padding: 2rem;
}

.top-videos h3 {
    margin-bottom: 1.5rem;
    font-size: 1.4rem;
}

.video-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.video-item {
    display: flex;
    align-items: center;
    padding: 1rem 1.5rem;
    background: rgba(255, 255, 255, 0.03);
    border-radius: 8px;
    border: 1px solid transparent;
    transition: var(--transition);
}

.video-item:hover {
    background: rgba(69, 162, 158, 0.05);
    border-color: rgba(69, 162, 158, 0.3);
    transform: translateX(5px);
}

.video-rank {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--secondary);
    min-width: 40px;
}

.video-info {
    flex-grow: 1;
}

.video-info h4 {
    font-size: 1.1rem;
    margin-bottom: 0.2rem;
}

.video-info p {
    font-size: 0.85rem;
    color: var(--text-muted);
}

.video-views {
    font-family: var(--font-heading);
    font-weight: 700;
    color: var(--primary);
    background: rgba(102, 252, 241, 0.1);
    padding: 0.4rem 0.8rem;
    border-radius: 6px;
    font-size: 0.9rem;
}

.insight-text {
    margin-top: 1.5rem;
    padding-top: 1.5rem;
    border-top: 1px dashed rgba(255,255,255,0.1);
    color: var(--text-main);
    font-style: italic;
}

.insight-text strong {
    color: var(--primary);
}

/* Charts */
.charts-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
}

/* Strategy Grid */
.strategy-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
    margin-top: 2rem;
}

.strategy-card {
    background: rgba(0, 0, 0, 0.2);
    padding: 2rem;
    border-radius: 12px;
    border: 1px solid rgba(255,255,255,0.05);
    transition: var(--transition);
}

.strategy-card:hover {
    border-color: var(--primary);
    box-shadow: 0 0 20px rgba(102, 252, 241, 0.1);
}

.strategy-card .icon {
    font-size: 2rem;
    margin-bottom: 1rem;
}

.strategy-card h3 {
    margin-bottom: 1rem;
    color: var(--primary);
}

.strategy-card ul {
    list-style: none;
}

.strategy-card ul li {
    margin-bottom: 0.7rem;
    font-size: 0.9rem;
    position: relative;
    padding-left: 1.2rem;
}

.strategy-card ul li::before {
    content: '•';
    color: var(--secondary);
    position: absolute;
    left: 0;
    font-size: 1.2rem;
    line-height: 1;
}

.conclusion-box {
    margin-top: 2rem;
    padding: 1.5rem;
    background: linear-gradient(135deg, rgba(69, 162, 158, 0.2), rgba(102, 252, 241, 0.05));
    border-left: 4px solid var(--primary);
    border-radius: 0 8px 8px 0;
    font-size: 1.1rem;
}

.conclusion-box strong {
    color: var(--primary);
}

/* CTA Section */
.cta-panel {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
    background: linear-gradient(135deg, rgba(31, 40, 51, 0.8), rgba(11, 12, 16, 0.9));
}

.cta-text h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-size: 0.9rem;
    color: var(--text-light);
    letter-spacing: 1px;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 1rem;
    background: rgba(0, 0, 0, 0.3);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 8px;
    color: var(--text-light);
    font-family: var(--font-body);
    transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 10px rgba(102, 252, 241, 0.2);
}

.btn {
    display: inline-block;
    width: 100%;
    padding: 1rem;
    border: none;
    border-radius: 8px;
    font-family: var(--font-heading);
    font-size: 1rem;
    font-weight: 700;
    cursor: pointer;
    transition: var(--transition);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.btn-primary {
    background: var(--primary);
    color: var(--bg-color);
}

.btn-primary:hover {
    background: #45a29e;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(102, 252, 241, 0.3);
}

/* Footer & Logo Rimbombang */
.footer {
    padding: 2rem 0;
    text-align: center;
    border-top: 1px solid rgba(255,255,255,0.05);
    margin-top: 2rem;
    font-size: 0.9rem;
    color: var(--text-muted);
}

.footer-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
}

.rimbombang-credit {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-family: var(--font-heading);
    font-weight: 600;
    color: var(--secondary);
    background: rgba(69, 162, 158, 0.1);
    padding: 0.4rem 1rem;
    border-radius: 50px;
    transition: var(--transition);
}

.rimbombang-credit:hover {
    background: rgba(69, 162, 158, 0.2);
    color: var(--primary);
}

.rimbombang-logo {
    font-size: 1.2rem;
}

/* Animations */
.fade-in {
    opacity: 0;
    transition: opacity 1s ease-out, transform 1s ease-out;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

.slide-up {
    transform: translateY(30px);
}

.hidden {
    visibility: hidden;
}

/* Responsiveness */
@media (max-width: 992px) {
    .charts-grid {
        grid-template-columns: 1fr;
    }
    .cta-panel {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
}

@media (max-width: 768px) {
    .hero h1 {
        font-size: 2.5rem;
    }
    .glass-panel {
        padding: 2rem 1.5rem;
    }
}