/* ===== Reset & Base ===== */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --bg-primary: #0a0a14;
    --bg-secondary: #0f0f1e;
    --bg-tertiary: #14142b;
    --surface-glass: rgba(255, 255, 255, 0.04);
    --surface-glass-hover: rgba(255, 255, 255, 0.08);
    --border-glass: rgba(255, 255, 255, 0.1);
    --text-primary: #f0f0ff;
    --text-secondary: #a0a0c0;
    --text-muted: #6a6a8a;
    --accent-cyan: #19c9e5;
    --accent-pink: #ed6ec1;
    --accent-purple: #9d8bff;
    --accent-orange: #f5c451;
    --accent-green: #56e0d8;
    --gradient-primary: linear-gradient(135deg, #19c9e5, #ed6ec1);
    --gradient-secondary: linear-gradient(135deg, #9d8bff, #ed6ec1);
    --gradient-tertiary: linear-gradient(135deg, #19c9e5, #56e0d8);
    --glow-cyan: 0 0 30px rgba(25, 201, 229, 0.3);
    --glow-pink: 0 0 30px rgba(237, 110, 193, 0.3);
    --glow-purple: 0 0 30px rgba(157, 139, 255, 0.3);
    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --max-width: 1200px;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    position: relative;
}

#bgCanvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    opacity: 0.5;
}

/* ===== Utility Classes ===== */
.gradient-text {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.glass {
    background: var(--surface-glass);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--border-glass);
}

.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 60px;
    padding: 0 20px;
}

.section-tag {
    display: inline-block;
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 3px;
    color: var(--accent-cyan);
    background: rgba(25, 201, 229, 0.1);
    padding: 6px 16px;
    border-radius: 20px;
    border: 1px solid rgba(25, 201, 229, 0.2);
    margin-bottom: 20px;
}

.section-title {
    font-size: clamp(1.8rem, 4vw, 2.8rem);
    font-weight: 800;
    line-height: 1.3;
    margin-bottom: 16px;
}

.section-desc {
    font-size: 1.05rem;
    color: var(--text-secondary);
    line-height: 1.7;
}

/* ===== Buttons ===== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 28px;
    border-radius: 12px;
    font-size: 1rem;
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    border: none;
    transition: var(--transition);
    white-space: nowrap;
}

.btn-primary {
    background: var(--gradient-primary);
    color: #fff;
    box-shadow: 0 4px 20px rgba(25, 201, 229, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 30px rgba(25, 201, 229, 0.5);
}

.btn-secondary {
    background: var(--surface-glass);
    backdrop-filter: blur(12px);
    color: var(--text-primary);
    border: 1px solid var(--border-glass);
}

.btn-secondary:hover {
    background: var(--surface-glass-hover);
    border-color: var(--accent-cyan);
}

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

.btn-outline:hover {
    border-color: var(--accent-cyan);
    color: var(--accent-cyan);
}

.btn-lg {
    padding: 16px 40px;
    font-size: 1.1rem;
}

.btn-download {
    width: 100%;
    justify-content: center;
    margin-top: 20px;
    padding: 14px;
    font-size: 1.05rem;
}

.btn-download-mac {
    background: var(--gradient-primary);
    color: #fff;
}

.btn-download-mac:hover {
    box-shadow: 0 6px 30px rgba(25, 201, 229, 0.5);
}

.btn-download-win {
    background: var(--gradient-secondary);
    color: #fff;
}

.btn-download-win:hover {
    box-shadow: 0 6px 30px rgba(157, 139, 255, 0.5);
}

/* ===== Navbar ===== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(10, 10, 20, 0.7);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-glass);
    transition: var(--transition);
}

.navbar.scrolled {
    background: rgba(10, 10, 20, 0.95);
    box-shadow: 0 2px 30px rgba(0, 0, 0, 0.5);
}

.nav-container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 14px 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
    color: var(--text-primary);
}

.nav-logo-img {
    width: 36px;
    height: 36px;
    border-radius: 10px;
    object-fit: cover;
}

.nav-logo-text {
    font-size: 1.2rem;
    font-weight: 800;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-links {
    display: flex;
    gap: 32px;
    margin-left: auto;
    margin-right: 20px;
}

.nav-link {
    text-decoration: none;
    color: var(--text-secondary);
    font-size: 0.95rem;
    font-weight: 500;
    transition: var(--transition);
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-primary);
    transition: var(--transition);
}

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

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

.nav-cta {
    background: var(--gradient-primary);
    color: #fff;
    padding: 8px 24px;
    border-radius: 10px;
    font-size: 0.9rem;
    font-weight: 600;
    text-decoration: none;
    transition: var(--transition);
    box-shadow: 0 2px 15px rgba(25, 201, 229, 0.3);
}

.nav-cta:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 20px rgba(25, 201, 229, 0.5);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
}

.nav-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    border-radius: 2px;
    transition: var(--transition);
}

.nav-toggle.active span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}

.nav-toggle.active span:nth-child(2) {
    opacity: 0;
}

.nav-toggle.active span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

.nav-mobile-menu {
    display: none;
    flex-direction: column;
    padding: 0 24px;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.nav-mobile-menu.active {
    max-height: 400px;
    padding: 16px 24px;
}

.nav-mobile-link {
    display: block;
    padding: 12px 0;
    text-decoration: none;
    color: var(--text-secondary);
    font-size: 1rem;
    font-weight: 500;
    border-bottom: 1px solid var(--border-glass);
}

.nav-mobile-link:hover {
    color: var(--accent-cyan);
}

@media (max-width: 768px) {
    .nav-links, .nav-cta { display: none; }
    .nav-toggle { display: flex; }
    .nav-mobile-menu { display: flex; }
}

/* ===== Hero ===== */
.hero {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 100px 20px 60px;
    position: relative;
    overflow: hidden;
}

/* Background carousel layer: crossfading slides, Gaussian blur, full opacity */
.hero-bg-carousel {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -3;
    overflow: hidden;
}

.hero-bg-slide {
    position: absolute;
    inset: -60px; /* bleed past the edges so the parallax translate never reveals gaps */
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    opacity: 0;
    transition: opacity 1.5s ease-in-out;
    filter: blur(2px);
}

.hero-bg-slide.active {
    opacity: 1;
}

/* Dark gradient overlay for text readability */
.hero-bg-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        to bottom,
        rgba(10, 10, 20, 0.75) 0%,
        rgba(10, 10, 20, 0.6) 40%,
        rgba(10, 10, 20, 0.85) 80%,
        rgba(10, 10, 20, 0.95) 100%
    );
    z-index: -2;
}

.hero-bg-glow {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, rgba(25, 201, 229, 0.12) 0%, rgba(237, 110, 193, 0.08) 40%, transparent 70%);
    border-radius: 50%;
    z-index: -1;
    animation: pulse-glow 4s ease-in-out infinite;
}

@keyframes pulse-glow {
    0%, 100% { transform: translate(-50%, -50%) scale(1); opacity: 0.5; }
    50% { transform: translate(-50%, -50%) scale(1.1); opacity: 0.8; }
}

.hero-content {
    max-width: 800px;
    z-index: 1;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(25, 201, 229, 0.1);
    border: 1px solid rgba(25, 201, 229, 0.3);
    color: var(--accent-cyan);
    padding: 8px 18px;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 28px;
    backdrop-filter: blur(10px);
}

.hero-badge-dot {
    width: 8px;
    height: 8px;
    background: var(--accent-cyan);
    border-radius: 50%;
    animation: blink 2s ease-in-out infinite;
}

@keyframes blink {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.3; }
}

.hero-title {
    font-size: clamp(2rem, 6vw, 4rem);
    font-weight: 900;
    line-height: 1.2;
    margin-bottom: 24px;
    letter-spacing: -0.02em;
}

.hero-title-line {
    display: block;
}

.hero-subtitle {
    font-size: clamp(1rem, 2vw, 1.25rem);
    color: var(--text-secondary);
    margin-bottom: 36px;
    line-height: 1.7;
}

.hero-actions {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 40px;
}

.hero-platforms {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    justify-content: center;
}

.platform-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: var(--surface-glass);
    border: 1px solid var(--border-glass);
    padding: 6px 14px;
    border-radius: 20px;
    font-size: 0.8rem;
    color: var(--text-secondary);
    backdrop-filter: blur(10px);
}

.platform-badge svg {
    opacity: 0.7;
}

.hero-scroll-indicator {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    color: var(--text-muted);
    font-size: 0.8rem;
    animation: bounce 2s ease-in-out infinite;
}

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

/* ===== Features ===== */
.features {
    padding: 100px 20px;
    max-width: var(--max-width);
    margin: 0 auto;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 24px;
}

.feature-card {
    padding: 36px 28px;
    border-radius: 20px;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--gradient-primary);
    opacity: 0;
    transition: var(--transition);
}

.feature-card:hover {
    transform: translateY(-4px);
    background: var(--surface-glass-hover);
    border-color: rgba(25, 201, 229, 0.3);
}

.feature-card:hover::before {
    opacity: 1;
}

.feature-icon {
    width: 56px;
    height: 56px;
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
}

.feature-icon-cyan { background: rgba(25, 201, 229, 0.15); color: var(--accent-cyan); }
.feature-icon-pink { background: rgba(237, 110, 193, 0.15); color: var(--accent-pink); }
.feature-icon-purple { background: rgba(157, 139, 255, 0.15); color: var(--accent-purple); }
.feature-icon-orange { background: rgba(245, 196, 81, 0.15); color: var(--accent-orange); }
.feature-icon-green { background: rgba(86, 224, 216, 0.15); color: var(--accent-green); }
.feature-icon-blue { background: rgba(100, 149, 237, 0.15); color: #6495ed; }

.feature-title {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 10px;
}

.feature-desc {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.6;
}

/* ===== How It Works ===== */
.how-it-works {
    padding: 100px 20px;
    max-width: var(--max-width);
    margin: 0 auto;
}

.steps-container {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
}

.step {
    flex: 1;
    min-width: 220px;
    max-width: 300px;
    text-align: center;
    padding: 36px 24px;
    border-radius: 20px;
    background: var(--surface-glass);
    backdrop-filter: blur(12px);
    border: 1px solid var(--border-glass);
    transition: var(--transition);
}

.step:hover {
    border-color: var(--accent-cyan);
    box-shadow: var(--glow-cyan);
}

.step-number {
    font-size: 3rem;
    font-weight: 900;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 16px;
    line-height: 1;
}

.step-content h3 {
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 8px;
}

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

.step-arrow {
    color: var(--accent-cyan);
    display: flex;
    align-items: center;
    opacity: 0.6;
}

@media (max-width: 768px) {
    .step-arrow { transform: rotate(90deg); }
}

/* ===== Themes Gallery ===== */
.themes {
    padding: 100px 20px;
    max-width: var(--max-width);
    margin: 0 auto;
}

.themes-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 20px;
    margin-bottom: 40px;
}

.theme-card {
    border-radius: 16px;
    overflow: hidden;
    cursor: pointer;
    transition: var(--transition);
    border: 1px solid var(--border-glass);
    background: var(--surface-glass);
}

.theme-card:hover {
    transform: translateY(-6px) scale(1.02);
    border-color: var(--accent-cyan);
    box-shadow: 0 10px 40px rgba(25, 201, 229, 0.2);
}

.theme-card-img {
    width: 100%;
    height: 200px;
    overflow: hidden;
    position: relative;
}

.theme-card-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

.theme-card:hover .theme-card-img img {
    transform: scale(1.1);
}

.theme-card-info {
    padding: 14px 16px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.theme-card-name {
    font-size: 0.95rem;
    font-weight: 600;
}

.theme-card-tag {
    font-size: 0.7rem;
    padding: 3px 10px;
    border-radius: 10px;
    font-weight: 600;
}

.theme-tag-light {
    background: rgba(255, 255, 255, 0.1);
    color: var(--text-secondary);
}

.theme-tag-dark {
    background: rgba(25, 201, 229, 0.15);
    color: var(--accent-cyan);
}

.themes-footer {
    text-align: center;
    padding: 20px;
}

.themes-footer p {
    color: var(--text-secondary);
    margin-bottom: 16px;
    font-size: 0.95rem;
}

/* ===== Screenshots ===== */
.screenshots {
    padding: 100px 20px;
    max-width: var(--max-width);
    margin: 0 auto;
}

.screenshots-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
    margin-bottom: 60px;
}

.screenshot-item {
    border-radius: 16px;
    overflow: hidden;
    background: var(--surface-glass);
    border: 1px solid var(--border-glass);
    transition: var(--transition);
}

.screenshot-item:hover {
    border-color: var(--accent-cyan);
    transform: translateY(-4px);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
}

.screenshot-wide {
    grid-column: 1 / -1;
}

.screenshot-item img {
    width: 100%;
    display: block;
    border-radius: 16px 16px 0 0;
    transition: var(--transition);
}

.screenshot-item:hover img {
    filter: brightness(1.05);
}

.screenshot-caption {
    padding: 20px 24px;
}

.screenshot-caption h3 {
    font-size: 1.05rem;
    font-weight: 700;
    margin-bottom: 6px;
    color: var(--text-primary);
}

.screenshot-caption p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    line-height: 1.5;
}

@media (max-width: 768px) {
    .screenshots-grid { grid-template-columns: 1fr; }
}

/* Placeholder section */
.screenshot-placeholder-section {
    padding: 40px;
    border-radius: 20px;
    border: 2px dashed var(--border-glass);
    background: var(--surface-glass);
}

.placeholder-header {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--text-muted);
    margin-bottom: 24px;
    font-size: 0.95rem;
    font-weight: 600;
}

.placeholder-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
}

.placeholder-box {
    aspect-ratio: 16/10;
    border-radius: 12px;
    border: 2px dashed var(--border-glass);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 12px;
    color: var(--text-muted);
    font-size: 0.9rem;
    transition: var(--transition);
}

.placeholder-box:hover {
    border-color: var(--accent-cyan);
    color: var(--accent-cyan);
}

/* ===== Download ===== */
.download {
    padding: 100px 20px;
    max-width: var(--max-width);
    margin: 0 auto;
    position: relative;
}

.download-bg-glow {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(25, 201, 229, 0.1) 0%, transparent 70%);
    border-radius: 50%;
    z-index: -1;
}

.download-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 28px;
    max-width: 800px;
    margin: 0 auto;
}

.download-card {
    padding: 40px 32px;
    border-radius: 24px;
    text-align: center;
    transition: var(--transition);
}

.download-card:hover {
    transform: translateY(-6px);
    border-color: rgba(25, 201, 229, 0.3);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
}

.download-card-icon {
    width: 80px;
    height: 80px;
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 24px;
}

.download-icon-mac {
    background: rgba(255, 255, 255, 0.08);
    color: var(--text-primary);
}

.download-icon-win {
    background: rgba(86, 224, 216, 0.1);
    color: var(--accent-green);
}

.download-card-title {
    font-size: 1.6rem;
    font-weight: 800;
    margin-bottom: 8px;
}

.download-card-desc {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-bottom: 20px;
    line-height: 1.6;
}

.download-card-features {
    list-style: none;
    text-align: left;
    margin-bottom: 8px;
}

.download-card-features li {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 6px 0;
    color: var(--text-secondary);
    font-size: 0.88rem;
}

.download-card-features li svg {
    color: var(--accent-cyan);
    flex-shrink: 0;
}

.download-note {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    margin-top: 40px;
    color: var(--text-muted);
    font-size: 0.85rem;
    text-align: center;
}

.download-note svg {
    color: var(--accent-orange);
    flex-shrink: 0;
}

/* ===== Supported Apps ===== */
.supported-apps {
    padding: 80px 20px;
    max-width: var(--max-width);
    margin: 0 auto;
}

.apps-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
}

.app-card {
    padding: 32px 28px;
    border-radius: 20px;
    text-align: center;
    transition: var(--transition);
    position: relative;
}

.app-card:hover {
    transform: translateY(-4px);
    border-color: var(--accent-cyan);
}

.app-card-badge {
    position: absolute;
    top: 16px;
    right: 16px;
    font-size: 0.7rem;
    padding: 4px 12px;
    border-radius: 10px;
    font-weight: 600;
}

.app-badge-green {
    background: rgba(86, 224, 216, 0.15);
    color: var(--accent-green);
}

.app-card h3 {
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 6px;
}

.app-card p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-bottom: 12px;
}

.app-port {
    display: inline-block;
    font-size: 0.75rem;
    color: var(--text-muted);
    background: rgba(255, 255, 255, 0.05);
    padding: 4px 12px;
    border-radius: 8px;
    font-family: 'SF Mono', 'Fira Code', monospace;
}

/* ===== FAQ ===== */
.faq {
    padding: 100px 20px;
    max-width: 800px;
    margin: 0 auto;
}

.faq-container {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.faq-item {
    border-radius: 16px;
    overflow: hidden;
    transition: var(--transition);
}

.faq-item:hover {
    border-color: rgba(25, 201, 229, 0.3);
}

.faq-question {
    width: 100%;
    padding: 20px 24px;
    background: none;
    border: none;
    color: var(--text-primary);
    font-size: 1.05rem;
    font-weight: 600;
    text-align: left;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    transition: var(--transition);
}

.faq-question:hover {
    color: var(--accent-cyan);
}

.faq-icon {
    flex-shrink: 0;
    transition: var(--transition);
}

.faq-item.active .faq-icon {
    transform: rotate(180deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease, padding 0.3s ease;
    padding: 0 24px;
}

.faq-item.active .faq-answer {
    max-height: 300px;
    padding: 0 24px 20px;
}

.faq-answer p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.7;
}

/* ===== CTA Section ===== */
.cta-section {
    padding: 80px 20px 100px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.cta-bg-glow {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 700px;
    height: 400px;
    background: radial-gradient(ellipse, rgba(237, 110, 193, 0.12) 0%, rgba(157, 139, 255, 0.08) 40%, transparent 70%);
    border-radius: 50%;
    z-index: -1;
}

.cta-content {
    max-width: 600px;
    margin: 0 auto;
}

.cta-title {
    font-size: clamp(1.5rem, 4vw, 2.5rem);
    font-weight: 800;
    margin-bottom: 16px;
}

.cta-desc {
    color: var(--text-secondary);
    font-size: 1.05rem;
    margin-bottom: 32px;
}

.cta-actions {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
}

/* ===== Footer ===== */
.footer {
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-glass);
    padding: 60px 20px 30px;
}

.footer-content {
    max-width: var(--max-width);
    margin: 0 auto;
    display: grid;
    grid-template-columns: auto 1fr;
    gap: 60px;
    margin-bottom: 40px;
}

.footer-brand {
    display: flex;
    align-items: center;
    gap: 12px;
}

.footer-logo {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    object-fit: cover;
}

.footer-brand-text h3 {
    font-size: 1.2rem;
    font-weight: 800;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.footer-brand-text p {
    color: var(--text-secondary);
    font-size: 0.85rem;
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
}

.footer-link-group h4 {
    font-size: 0.9rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 16px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.footer-link-group a {
    display: block;
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.9rem;
    padding: 5px 0;
    transition: var(--transition);
}

.footer-link-group a:hover {
    color: var(--accent-cyan);
}

.footer-bottom {
    max-width: var(--max-width);
    margin: 0 auto;
    padding-top: 30px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 20px;
    flex-wrap: wrap;
}

.footer-bottom p {
    color: var(--text-muted);
    font-size: 0.8rem;
}

@media (max-width: 768px) {
    .footer-content {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    .footer-links {
        grid-template-columns: repeat(2, 1fr);
        gap: 24px;
    }
    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }
}

/* ===== Animations ===== */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in-up {
    animation: fadeInUp 0.6s ease forwards;
}

[data-aos] {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

[data-aos].aos-animate {
    opacity: 1;
    transform: translateY(0);
}

/* ===== Scrollbar ===== */
::-webkit-scrollbar {
    width: 10px;
}

::-webkit-scrollbar-track {
    background: var(--bg-primary);
}

::-webkit-scrollbar-thumb {
    background: var(--bg-tertiary);
    border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--accent-cyan);
}

/* ===== Selection ===== */
::selection {
    background: rgba(25, 201, 229, 0.3);
    color: var(--text-primary);
}

/* ===== Mobile download tip modal ===== */
.mobile-tip-modal {
    position: fixed;
    inset: 0;
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px;
    background: rgba(6, 6, 14, 0.75);
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.25s ease, visibility 0.25s ease;
}

.mobile-tip-modal.open {
    opacity: 1;
    visibility: visible;
}

.mobile-tip-card {
    max-width: 360px;
    width: 100%;
    padding: 32px 28px;
    border-radius: 20px;
    border: 1px solid var(--border-glass);
    background: var(--surface-glass);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    text-align: center;
    transform: translateY(16px) scale(0.96);
    transition: transform 0.25s ease;
    box-shadow: var(--glow-cyan);
}

.mobile-tip-modal.open .mobile-tip-card {
    transform: translateY(0) scale(1);
}

.mobile-tip-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 64px;
    height: 64px;
    margin-bottom: 18px;
    border-radius: 18px;
    color: var(--accent-cyan);
    background: rgba(25, 201, 229, 0.1);
    border: 1px solid rgba(25, 201, 229, 0.25);
}

.mobile-tip-title {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 12px;
}

.mobile-tip-desc {
    font-size: 0.92rem;
    line-height: 1.7;
    color: var(--text-secondary);
    margin-bottom: 24px;
}

.mobile-tip-url {
    color: var(--accent-cyan);
    font-weight: 600;
    user-select: all;
}

.mobile-tip-actions {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.mobile-tip-actions .btn {
    width: 100%;
    justify-content: center;
    align-self: center;
    text-align: center;
    white-space: nowrap;
    gap: 0; /* .btn reserves 8px for an icon these buttons don't have */
}