/* Design System - Raja APK Custom Styles */

/* 1. CSS Custom Properties for Dark/Light Themes */
:root {
    --transition-speed: 0.3s;
    --font-primary: 'Plus Jakarta Sans', sans-serif;
    
    /* Dark Theme (Default) */
    --bg-primary: #080c14;
    --bg-secondary: #0f1524;
    --text-primary: #f8fafc;
    --text-secondary: #94a3b8;
    --glass-bg: rgba(15, 21, 36, 0.7);
    --glass-border: rgba(255, 255, 255, 0.07);
    --glass-shadow: rgba(0, 0, 0, 0.4);
    
    --accent-purple: #8b5cf6;
    --accent-cyan: #06b6d4;
    --accent-gold: #f59e0b;
    --gradient-accent: linear-gradient(135deg, #8b5cf6 0%, #06b6d4 100%);
    --gradient-gold: linear-gradient(135deg, #f59e0b 0%, #ea580c 100%);
    
    --input-bg: rgba(255, 255, 255, 0.03);
    --input-border: rgba(255, 255, 255, 0.1);
    
    --glow-color-1: rgba(139, 92, 246, 0.15);
    --glow-color-2: rgba(6, 182, 212, 0.15);
}

/* Light Theme Variables */
body.light-mode {
    --bg-primary: #f1f5f9;
    --bg-secondary: #ffffff;
    --text-primary: #0f172a;
    --text-secondary: #475569;
    --glass-bg: rgba(255, 255, 255, 0.75);
    --glass-border: rgba(15, 23, 42, 0.08);
    --glass-shadow: rgba(15, 23, 42, 0.06);
    
    --accent-purple: #7c3aed;
    --accent-cyan: #0891b2;
    --accent-gold: #d97706;
    --gradient-accent: linear-gradient(135deg, #7c3aed 0%, #0891b2 100%);
    --gradient-gold: linear-gradient(135deg, #d97706 0%, #b45309 100%);
    
    --input-bg: rgba(15, 23, 42, 0.02);
    --input-border: rgba(15, 23, 42, 0.1);
    
    --glow-color-1: rgba(124, 58, 237, 0.08);
    --glow-color-2: rgba(8, 145, 178, 0.08);
}

/* 2. Global Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-primary);
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    transition: background-color var(--transition-speed), color var(--transition-speed);
}

a {
    color: inherit;
    text-decoration: none;
    transition: color var(--transition-speed);
}

/* Background Glow Spots */
.bg-glow {
    position: absolute;
    width: 600px;
    height: 600px;
    border-radius: 50%;
    filter: blur(130px);
    z-index: -1;
    pointer-events: none;
    transition: background var(--transition-speed);
}

.bg-glow-1 {
    top: -200px;
    left: -200px;
    background: var(--glow-color-1);
}

.bg-glow-2 {
    top: 600px;
    right: -200px;
    background: var(--glow-color-2);
}

/* 3. Reusable Components */
.glass-panel {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-radius: 24px;
    box-shadow: 0 8px 32px 0 var(--glass-shadow);
}

.highlight {
    color: var(--accent-purple);
    background: var(--gradient-accent);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.gradient-text {
    background: var(--gradient-accent);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 28px;
    border-radius: 50px;
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: all var(--transition-speed) ease;
    border: none;
}

.btn-primary {
    background: var(--gradient-accent);
    color: #ffffff;
    box-shadow: 0 4px 15px rgba(139, 92, 246, 0.4);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(139, 92, 246, 0.6);
}

.btn-secondary {
    background: transparent;
    color: var(--text-primary);
    border: 1px solid var(--glass-border);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.05);
    transform: translateY(-2px);
}

body.light-mode .btn-secondary:hover {
    background: rgba(0, 0, 0, 0.05);
}

/* Header & Navigation */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background: rgba(8, 12, 20, 0.7);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--glass-border);
    transition: background var(--transition-speed);
}

body.light-mode .header {
    background: rgba(241, 245, 249, 0.7);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 16px 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo-area {
    display: flex;
    align-items: center;
    gap: 12px;
}

.logo-img {
    width: 40px;
    height: 40px;
    border-radius: 10px;
    border: 1px solid var(--glass-border);
}

.logo-text {
    font-size: 1.3rem;
    font-weight: 800;
    letter-spacing: -0.5px;
}

.nav-menu {
    display: flex;
    gap: 32px;
}

.nav-link {
    font-weight: 500;
    color: var(--text-secondary);
    position: relative;
    padding: 6px 0;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0%;
    height: 2px;
    background: var(--gradient-accent);
    transition: width var(--transition-speed);
}

.nav-link:hover {
    color: var(--text-primary);
}

.nav-link:hover::after {
    width: 100%;
}

.nav-actions {
    display: flex;
    align-items: center;
}

.theme-toggle-btn {
    background: var(--input-bg);
    border: 1px solid var(--input-border);
    color: var(--text-primary);
    width: 40px;
    height: 40px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-speed);
}

.theme-toggle-btn:hover {
    background: var(--glass-border);
    transform: rotate(15deg);
}

.sun-icon {
    display: none;
    width: 20px;
    height: 20px;
}

.moon-icon {
    display: block;
    width: 20px;
    height: 20px;
}

body.light-mode .sun-icon {
    display: block;
}

body.light-mode .moon-icon {
    display: none;
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 6px;
    background: none;
    border: none;
    cursor: pointer;
}

.mobile-menu-toggle span {
    width: 25px;
    height: 2px;
    background-color: var(--text-primary);
    transition: all var(--transition-speed);
}

/* 4. Hero Section */
.hero-section {
    max-width: 1200px;
    margin: 0 auto;
    padding: 150px 24px 80px 24px;
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    align-items: center;
    gap: 48px;
    min-height: 90vh;
}

.hero-content {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

.badge-pill {
    background: var(--input-bg);
    border: 1px solid var(--input-border);
    padding: 6px 16px;
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 24px;
}

.hero-title {
    font-size: 4rem;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 24px;
    letter-spacing: -2px;
}

.hero-subtitle {
    font-size: 1.2rem;
    color: var(--text-secondary);
    margin-bottom: 40px;
    max-width: 540px;
}

.hero-ctas {
    display: flex;
    gap: 16px;
}

/* Floating Phone Widget Graphic */
.hero-visual {
    display: flex;
    justify-content: center;
    align-items: center;
}

.floating-phone {
    width: 280px;
    height: 560px;
    padding: 12px;
    border-radius: 40px;
    animation: floatAnim 6s ease-in-out infinite;
    position: relative;
    border: 4px solid var(--glass-border);
}

@keyframes floatAnim {
    0%, 100% {
        transform: translateY(0) rotate(0);
    }
    50% {
        transform: translateY(-15px) rotate(1deg);
    }
}

.phone-notch {
    width: 120px;
    height: 25px;
    background: #000000;
    border-radius: 0 0 15px 15px;
    position: absolute;
    top: 12px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 10;
}

.phone-screen {
    width: 100%;
    height: 100%;
    border-radius: 30px;
    overflow: hidden;
    background: linear-gradient(180deg, #1e293b 0%, #0f172a 100%);
    padding: 40px 16px 16px 16px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    position: relative;
}

.home-widget-clock {
    font-size: 2.2rem;
    font-weight: 700;
    text-align: center;
    color: #ffffff;
    margin-top: 10px;
}

.home-widget-apps {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    margin: 40px 0;
}

.widget-app-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    color: #ffffff;
    font-size: 0.8rem;
    font-weight: 500;
}

.widget-icon {
    width: 55px;
    height: 55px;
    border-radius: 12px;
    box-shadow: 0 4px 10px rgba(0,0,0,0.3);
}

.widget-music-mini {
    background: rgba(255,255,255,0.1);
    backdrop-filter: blur(10px);
    border-radius: 16px;
    padding: 12px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border: 1px solid rgba(255,255,255,0.08);
}

.music-mini-info {
    color: #ffffff;
}

.music-mini-title {
    font-size: 0.85rem;
    font-weight: 600;
}

.music-mini-artist {
    font-size: 0.7rem;
    opacity: 0.7;
}

.music-mini-controls {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    background: #ffffff;
    color: #0f172a;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.7rem;
    cursor: pointer;
}

/* 5. Apps Section */
.apps-section {
    max-width: 1200px;
    margin: 0 auto;
    padding: 100px 24px;
}

.section-header {
    text-align: center;
    margin-bottom: 80px;
}

.section-title {
    font-size: 2.8rem;
    font-weight: 800;
    margin-bottom: 16px;
    letter-spacing: -1px;
}

.section-subtitle {
    font-size: 1.1rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

.app-showcase-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    align-items: center;
    gap: 80px;
    margin-bottom: 120px;
}

.app-showcase-container.reverse {
    direction: rtl;
}

.app-showcase-container.reverse > * {
    direction: ltr; /* Reset text direction for children */
}

.app-info-card {
    padding: 40px;
    border-radius: 32px;
    display: flex;
    flex-direction: column;
    gap: 28px;
}

.app-header-main {
    display: flex;
    align-items: center;
    gap: 20px;
}

.app-showcase-logo {
    width: 80px;
    height: 80px;
    border-radius: 18px;
    border: 1px solid var(--glass-border);
}

.app-name {
    font-size: 1.8rem;
    font-weight: 800;
}

.app-category {
    font-size: 0.9rem;
    color: var(--accent-purple);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.app-desc {
    color: var(--text-secondary);
    font-size: 1.05rem;
}

.app-features-grid {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.feature-item {
    display: flex;
    align-items: flex-start;
    gap: 16px;
}

.feature-bullet {
    font-size: 1.4rem;
    line-height: 1.2;
}

.feature-item h4 {
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 4px;
}

.feature-item p {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.app-ctas {
    display: flex;
    align-items: center;
    gap: 24px;
    margin-top: 10px;
}

.store-btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: #000000;
    color: #ffffff;
    padding: 12px 24px;
    border-radius: 12px;
    font-weight: 600;
    transition: transform var(--transition-speed);
    border: 1px solid rgba(255,255,255,0.1);
}

.store-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0,0,0,0.25);
}

.playstore-svg {
    width: 20px;
    height: 20px;
}

.btn-link {
    font-weight: 600;
    color: var(--accent-purple);
}

.btn-link:hover {
    color: var(--text-primary);
}

/* Smartphone Wrapper for App Interactive Mockups */
.app-mockup-wrapper {
    display: flex;
    justify-content: center;
}

.smartphone {
    width: 300px;
    height: 600px;
    padding: 12px;
    border-radius: 44px;
    border: 5px solid var(--glass-border);
    position: relative;
    box-shadow: 0 25px 50px -12px rgba(0,0,0,0.5);
}

/* 6. Interactive App Inside Mockups (Livado) */
.music-player-screen {
    width: 100%;
    height: 100%;
    border-radius: 32px;
    background: linear-gradient(180deg, #100b26 0%, #090616 100%);
    padding: 36px 16px 20px 16px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    color: #ffffff;
    user-select: none;
}

.music-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.8rem;
    opacity: 0.8;
}

.album-art-container {
    display: flex;
    justify-content: center;
    margin: 20px 0;
}

.album-art {
    width: 180px;
    height: 180px;
    border-radius: 50%;
    overflow: hidden;
    border: 6px solid rgba(255, 255, 255, 0.05);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.5);
    transition: transform 5s linear infinite;
    transform-origin: center;
}

.album-art.playing {
    animation: rotateArt 10s linear infinite;
}

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

.album-art img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.track-details {
    text-align: center;
    margin-bottom: 12px;
}

.track-title {
    font-size: 1.15rem;
    font-weight: 700;
    margin-bottom: 4px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.track-artist {
    font-size: 0.85rem;
    opacity: 0.7;
}

.wave-visualizer {
    display: flex;
    justify-content: center;
    align-items: flex-end;
    gap: 4px;
    height: 35px;
    margin-bottom: 20px;
}

.wave-bar {
    width: 4px;
    background: var(--accent-purple);
    border-radius: 20px;
    height: 5px;
    transition: height 0.15s ease;
}

.music-player-screen.playing .wave-bar {
    animation: danceWave 1.2s ease-in-out infinite alternate;
}

.music-player-screen.playing .wave-bar:nth-child(2) { animation-delay: 0.1s; animation-duration: 0.9s; }
.music-player-screen.playing .wave-bar:nth-child(3) { animation-delay: 0.25s; animation-duration: 1.4s; }
.music-player-screen.playing .wave-bar:nth-child(4) { animation-delay: 0.05s; animation-duration: 1.1s; }
.music-player-screen.playing .wave-bar:nth-child(5) { animation-delay: 0.3s; animation-duration: 0.8s; }
.music-player-screen.playing .wave-bar:nth-child(6) { animation-delay: 0.15s; animation-duration: 1.3s; }
.music-player-screen.playing .wave-bar:nth-child(7) { animation-delay: 0.2s; animation-duration: 1.0s; }

@keyframes danceWave {
    from { height: 5px; }
    to { height: 35px; }
}

.progress-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    font-size: 0.75rem;
    opacity: 0.8;
}

.progress-bar {
    flex-grow: 1;
    height: 4px;
    border-radius: 10px;
    background: rgba(255,255,255,0.1);
    outline: none;
    -webkit-appearance: none;
    cursor: pointer;
}

.progress-bar::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: #ffffff;
    box-shadow: 0 0 5px rgba(0,0,0,0.5);
}

.player-controls {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 30px;
    margin-top: 15px;
}

.ctrl-btn {
    background: none;
    border: none;
    color: #ffffff;
    font-size: 1.2rem;
    cursor: pointer;
    opacity: 0.8;
    transition: opacity 0.2s;
}

.ctrl-btn:hover {
    opacity: 1;
}

.play-btn {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: #ffffff;
    color: #0f172a;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    box-shadow: 0 4px 15px rgba(255,255,255,0.2);
    transition: transform 0.2s;
    padding-left: 3px;
}

.play-btn:hover {
    transform: scale(1.05);
}

/* 7. Interactive App Inside Mockups (Cicilo) */
.cicilo-screen {
    width: 100%;
    height: 100%;
    border-radius: 32px;
    background: linear-gradient(180deg, #09131a 0%, #03070a 100%);
    padding: 36px 16px 20px 16px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    color: #ffffff;
}

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

.cicilo-brand {
    font-size: 1.2rem;
    font-weight: 800;
    color: var(--accent-cyan);
    background: linear-gradient(135deg, #06b6d4 0%, #3b82f6 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.profile-avatar {
    font-size: 1.1rem;
}

.calc-card {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 20px;
    padding: 16px;
    margin: 15px 0;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.card-label {
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    opacity: 0.6;
}

.calc-input-group {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.calc-input-group label {
    font-size: 0.7rem;
    opacity: 0.8;
}

.calc-input-group input,
.calc-input-group select {
    background: rgba(0,0,0,0.3);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: 8px;
    padding: 6px 10px;
    color: #ffffff;
    font-family: var(--font-primary);
    font-size: 0.8rem;
    outline: none;
}

.calc-input-group input:focus,
.calc-input-group select:focus {
    border-color: var(--accent-cyan);
}

.calc-result-card {
    background: linear-gradient(135deg, rgba(6,182,212,0.15) 0%, rgba(59,130,246,0.15) 100%);
    border: 1px solid rgba(6, 182, 212, 0.2);
    border-radius: 20px;
    padding: 20px 16px;
    text-align: center;
}

.result-label {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    opacity: 0.8;
    margin-bottom: 6px;
}

.result-value {
    font-size: 1.5rem;
    font-weight: 800;
    color: #06b6d4;
    margin-bottom: 12px;
}

.result-breakdown {
    display: flex;
    justify-content: space-between;
    font-size: 0.65rem;
    opacity: 0.8;
    border-top: 1px solid rgba(255,255,255,0.1);
    padding-top: 10px;
}

/* 8. About/Values Section */
.about-section {
    max-width: 1200px;
    margin: 0 auto;
    padding: 60px 24px;
}

.about-container {
    padding: 60px 40px;
    text-align: center;
}

.about-title {
    font-size: 2.2rem;
    font-weight: 800;
    margin-bottom: 48px;
}

.values-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.value-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.value-icon {
    font-size: 2.5rem;
    margin-bottom: 20px;
}

.value-card h3 {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 12px;
}

.value-card p {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

/* 9. Contact Section */
.contact-section {
    max-width: 1200px;
    margin: 0 auto;
    padding: 100px 24px;
}

.contact-header {
    text-align: center;
    margin-bottom: 50px;
}

.contact-container {
    max-width: 800px;
    margin: 0 auto;
    padding: 48px;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.form-group label {
    font-size: 0.9rem;
    font-weight: 600;
}

.form-group input,
.form-group select,
.form-group textarea {
    background: var(--input-bg);
    border: 1px solid var(--input-border);
    border-radius: 12px;
    padding: 14px 20px;
    color: var(--text-primary);
    font-family: var(--font-primary);
    font-size: 0.95rem;
    outline: none;
    transition: all var(--transition-speed);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--accent-purple);
    box-shadow: 0 0 0 3px rgba(139, 92, 246, 0.15);
}

.form-group select option {
    background: var(--bg-secondary);
    color: var(--text-primary);
}

.btn-submit {
    align-self: flex-start;
    padding: 14px 40px;
    position: relative;
    overflow: hidden;
}

.btn-submit.loading .btn-text {
    opacity: 0;
}

.btn-submit.loading .loader {
    display: block;
}

.loader {
    display: none;
    position: absolute;
    width: 20px;
    height: 20px;
    border: 3px solid rgba(255,255,255,0.3);
    border-top: 3px solid #ffffff;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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

.success-message {
    display: none;
    text-align: center;
    padding: 40px 20px;
    animation: fadeIn 0.5s ease forwards;
}

.success-icon {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: rgba(16, 185, 129, 0.1);
    color: #10b981;
    font-size: 1.8rem;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px auto;
    border: 1px solid rgba(16, 185, 129, 0.2);
}

.success-message h3 {
    font-size: 1.6rem;
    font-weight: 700;
    margin-bottom: 10px;
}

.success-message p {
    color: var(--text-secondary);
}

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

/* 10. Privacy Page Specific Layout styling */
.privacy-page .privacy-main {
    max-width: 900px;
    margin: 0 auto;
    padding: 140px 24px 80px 24px;
}

.privacy-hero {
    text-align: center;
    margin-bottom: 48px;
}

.privacy-title {
    font-size: 3rem;
    font-weight: 800;
    margin-bottom: 12px;
}

.privacy-subtitle {
    font-size: 1.1rem;
    color: var(--text-secondary);
}

.tabs-container {
    display: flex;
    justify-content: center;
    gap: 12px;
    margin-bottom: 32px;
}

.tab-btn {
    background: var(--input-bg);
    border: 1px solid var(--input-border);
    color: var(--text-secondary);
    padding: 10px 24px;
    border-radius: 30px;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-speed);
}

.tab-btn:hover {
    color: var(--text-primary);
    border-color: var(--text-secondary);
}

.tab-btn.active {
    background: var(--gradient-accent);
    color: #ffffff;
    border-color: transparent;
    box-shadow: 0 4px 12px rgba(139, 92, 246, 0.25);
}

.policy-card {
    padding: 48px;
}

.tab-content {
    display: none;
}

.tab-content.active {
    display: block;
    animation: fadeIn 0.4s ease forwards;
}

.tab-content h2 {
    font-size: 1.8rem;
    font-weight: 800;
    margin-bottom: 8px;
}

.last-updated {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-bottom: 32px;
    font-style: italic;
}

.tab-content h3 {
    font-size: 1.25rem;
    font-weight: 700;
    margin-top: 28px;
    margin-bottom: 12px;
}

.tab-content p {
    color: var(--text-secondary);
    margin-bottom: 16px;
    font-size: 1rem;
}

.tab-content ul {
    margin-left: 20px;
    margin-bottom: 20px;
    color: var(--text-secondary);
}

.tab-content li {
    margin-bottom: 8px;
}

/* 11. Footer */
.footer {
    border-top: 1px solid var(--glass-border);
    background: var(--bg-secondary);
    padding: 60px 24px;
    text-align: center;
    transition: background var(--transition-speed);
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 24px;
}

.footer-brand {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 1.4rem;
    font-weight: 800;
}

.footer-logo {
    width: 32px;
    height: 32px;
    border-radius: 8px;
}

.footer-desc {
    color: var(--text-secondary);
    font-size: 0.95rem;
    max-width: 400px;
}

.footer-links {
    display: flex;
    gap: 32px;
}

.footer-links a {
    color: var(--text-secondary);
    font-weight: 500;
}

.footer-links a:hover {
    color: var(--text-primary);
}

.copyright {
    font-size: 0.85rem;
    color: var(--text-secondary);
    opacity: 0.8;
}

/* 12. Responsive Design Styles */
@media (max-width: 1024px) {
    .hero-section {
        grid-template-columns: 1fr;
        padding-top: 130px;
        text-align: center;
        gap: 60px;
    }
    
    .hero-content {
        align-items: center;
    }
    
    .hero-subtitle {
        margin-left: auto;
        margin-right: auto;
    }
    
    .app-showcase-container {
        grid-template-columns: 1fr;
        gap: 48px;
        margin-bottom: 80px;
    }
    
    .app-showcase-container.reverse {
        direction: ltr; /* Maintain standard order on mobile */
    }
    
    .values-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
}

@media (max-width: 768px) {
    .hero-title {
        font-size: 3rem;
    }
    
    .nav-menu {
        display: none; /* Hide for mobile dropdown toggle */
    }
    
    .mobile-menu-toggle {
        display: flex;
    }
    
    /* Mobile slide menu */
    .nav-menu.mobile-active {
        display: flex;
        flex-direction: column;
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background: var(--bg-secondary);
        border-bottom: 1px solid var(--glass-border);
        padding: 24px;
        gap: 20px;
        text-align: center;
        box-shadow: 0 10px 15px rgba(0,0,0,0.1);
        animation: fadeIn 0.3s ease;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .contact-container {
        padding: 24px;
    }
    
    .app-info-card {
        padding: 24px;
    }
    
    .tabs-container {
        flex-direction: column;
        align-items: stretch;
    }
    
    .policy-card {
        padding: 24px;
    }
}