/* ===== CSS Variables ===== */
:root {
    --color-bg: #0a0a0b;
    --color-bg-secondary: #111113;
    --color-bg-tertiary: #18181b;
    --color-surface: #1c1c1f;
    --color-surface-hover: #242428;
    --color-border: #27272a;
    --color-border-light: #3f3f46;

    --color-text: #fafafa;
    --color-text-secondary: #a1a1aa;
    --color-text-muted: #71717a;

    --color-primary: #6366f1;
    --color-primary-hover: #818cf8;
    --color-primary-dark: #4f46e5;

    --color-success: #22c55e;
    --color-warning: #f59e0b;
    --color-danger: #ef4444;

    --gradient-primary: linear-gradient(135deg, #6366f1 0%, #8b5cf6 50%, #a855f7 100%);
    --gradient-text: linear-gradient(135deg, #6366f1 0%, #a855f7 100%);
    --gradient-glow: radial-gradient(ellipse at center, rgba(99, 102, 241, 0.15) 0%, transparent 70%);

    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.3);
    --shadow-xl: 0 20px 25px rgba(0, 0, 0, 0.4);
    --shadow-glow: 0 0 40px rgba(99, 102, 241, 0.3);

    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 16px;
    --radius-xl: 24px;

    --transition-fast: 150ms ease;
    --transition-base: 250ms ease;
    --transition-slow: 400ms ease;
}

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

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-sans);
    font-size: 16px;
    line-height: 1.6;
    color: var(--color-text);
    background-color: var(--color-bg);
    overflow-x: hidden;
}

a {
    color: inherit;
    text-decoration: none;
}

img {
    max-width: 100%;
    height: auto;
}

ul {
    list-style: none;
}

/* ===== Container ===== */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* ===== Typography ===== */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    letter-spacing: -0.02em;
}

h1 {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 800;
}

h2 {
    font-size: clamp(2rem, 4vw, 3rem);
}

h3 {
    font-size: clamp(1.25rem, 2vw, 1.5rem);
}

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

.text-danger {
    color: var(--color-danger);
}

/* ===== Buttons ===== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    font-family: var(--font-sans);
    font-weight: 600;
    text-align: center;
    white-space: nowrap;
    cursor: pointer;
    border: none;
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.btn-sm {
    padding: 10px 20px;
    font-size: 14px;
}

.btn-lg {
    padding: 16px 32px;
    font-size: 16px;
}

.btn-xl {
    padding: 20px 40px;
    font-size: 18px;
    border-radius: var(--radius-lg);
}

.btn-primary {
    background: var(--gradient-primary);
    color: white;
    box-shadow: var(--shadow-md), 0 0 20px rgba(99, 102, 241, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg), 0 0 30px rgba(99, 102, 241, 0.4);
}

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

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

/* ===== Header ===== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 16px 0;
    background: rgba(10, 10, 11, 0.8);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid transparent;
    transition: all var(--transition-base);
}

.header.scrolled {
    border-bottom-color: var(--color-border);
}

.nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 40px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 18px;
    font-weight: 700;
    color: var(--color-text);
}

.logo svg {
    color: var(--color-primary);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 32px;
}

.nav-links a {
    font-size: 14px;
    font-weight: 500;
    color: var(--color-text-secondary);
    transition: color var(--transition-fast);
}

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

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

.mobile-menu-btn span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--color-text);
    transition: all var(--transition-fast);
}

/* ===== Hero Section ===== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 120px 0 80px;
    overflow: hidden;
}

.hero .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.hero-content {
    position: relative;
    z-index: 2;
}

.badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: 100px;
    font-size: 13px;
    font-weight: 500;
    color: var(--color-text-secondary);
    margin-bottom: 24px;
}

.badge-dot {
    width: 8px;
    height: 8px;
    background: var(--color-success);
    border-radius: 50%;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

.hero h1 {
    margin-bottom: 24px;
}

.hero-subtitle {
    font-size: 18px;
    color: var(--color-text-secondary);
    max-width: 500px;
    margin-bottom: 32px;
}

.hero-cta {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    margin-bottom: 48px;
}

.hero-stats {
    display: flex;
    align-items: center;
    gap: 32px;
}

.stat {
    text-align: center;
}

.stat-number {
    display: block;
    font-size: 28px;
    font-weight: 800;
    color: var(--color-text);
}

.stat-label {
    font-size: 13px;
    color: var(--color-text-muted);
}

.stat-divider {
    width: 1px;
    height: 40px;
    background: var(--color-border);
}

/* Hero Visual */
.hero-visual {
    position: relative;
    z-index: 2;
}

.app-preview {
    position: relative;
}

.app-window {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
}

.app-titlebar {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    background: var(--color-bg-tertiary);
    border-bottom: 1px solid var(--color-border);
}

.app-controls {
    display: flex;
    gap: 8px;
}

.control {
    width: 12px;
    height: 12px;
    border-radius: 50%;
}

.control.close { background: #ef4444; }
.control.minimize { background: #f59e0b; }
.control.maximize { background: #22c55e; }

.app-title {
    font-size: 13px;
    color: var(--color-text-muted);
}

.app-content {
    padding: 40px 24px;
    min-height: 200px;
}

.typing-demo {
    font-size: 16px;
    color: var(--color-text);
}

.cursor {
    animation: blink 1s infinite;
}

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

.dictator-widget {
    position: absolute;
    bottom: -20px;
    right: 20px;
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 20px;
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
}

.widget-indicator {
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: var(--color-success);
    animation: pulse 1s infinite;
}

.widget-indicator.recording {
    background: var(--color-success);
}

.widget-text {
    font-size: 13px;
    font-weight: 500;
    color: var(--color-text-secondary);
}

/* Hero Background */
.hero-bg {
    position: absolute;
    inset: 0;
    background: var(--gradient-glow);
    pointer-events: none;
}

/* ===== Section Styles ===== */
section {
    padding: 100px 0;
}

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

.section-tag {
    display: inline-block;
    padding: 6px 14px;
    background: rgba(99, 102, 241, 0.1);
    border: 1px solid rgba(99, 102, 241, 0.2);
    border-radius: 100px;
    font-size: 13px;
    font-weight: 600;
    color: var(--color-primary);
    margin-bottom: 16px;
}

.section-header h2 {
    margin-bottom: 16px;
}

.section-header p {
    font-size: 18px;
    color: var(--color-text-secondary);
}

/* ===== Problem Section ===== */
.problem {
    background: var(--color-bg-secondary);
}

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

.problem-card {
    padding: 32px;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    transition: all var(--transition-base);
}

.problem-card:hover {
    border-color: var(--color-danger);
    transform: translateY(-4px);
}

.problem-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    background: rgba(239, 68, 68, 0.1);
    border-radius: var(--radius-md);
    color: var(--color-danger);
    margin-bottom: 20px;
}

.problem-card h3 {
    margin-bottom: 12px;
}

.problem-card p {
    font-size: 15px;
    color: var(--color-text-secondary);
}

/* ===== Solution Section ===== */
.solution .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.solution-text {
    font-size: 18px;
    color: var(--color-text-secondary);
    margin-bottom: 32px;
}

.solution-list {
    margin-bottom: 32px;
}

.solution-list li {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 0;
    font-size: 16px;
    color: var(--color-text);
}

.solution-list svg {
    color: var(--color-success);
    flex-shrink: 0;
}

.privacy-diagram {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 24px;
}

.diagram-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    padding: 32px;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    text-align: center;
}

.diagram-item.local {
    border-color: var(--color-success);
}

.diagram-item.blocked {
    opacity: 0.6;
}

.diagram-icon {
    color: var(--color-text-secondary);
}

.diagram-item.local .diagram-icon {
    color: var(--color-success);
}

.diagram-badge {
    padding: 4px 12px;
    border-radius: 100px;
    font-size: 12px;
    font-weight: 600;
}

.diagram-badge.success {
    background: rgba(34, 197, 94, 0.1);
    color: var(--color-success);
}

.diagram-badge.danger {
    background: rgba(239, 68, 68, 0.1);
    color: var(--color-danger);
}

.diagram-arrow {
    color: var(--color-text-muted);
    position: relative;
}

.diagram-arrow::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 40px;
    height: 40px;
    background: var(--color-danger);
    border-radius: 50%;
    opacity: 0.2;
}

.diagram-arrow svg {
    position: relative;
    z-index: 1;
}

/* ===== Features Section ===== */
.features {
    background: var(--color-bg-secondary);
}

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

.feature-card {
    padding: 32px;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    transition: all var(--transition-base);
}

.feature-card:hover {
    border-color: var(--color-primary);
    transform: translateY(-4px);
}

.feature-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    background: rgba(99, 102, 241, 0.1);
    border-radius: var(--radius-md);
    color: var(--color-primary);
    margin-bottom: 20px;
}

.feature-card h3 {
    margin-bottom: 12px;
}

.feature-card p {
    font-size: 15px;
    color: var(--color-text-secondary);
}

/* ===== How It Works Section ===== */
.steps {
    display: flex;
    flex-direction: column;
    gap: 60px;
}

.step {
    display: grid;
    grid-template-columns: auto 1fr 1fr;
    gap: 40px;
    align-items: center;
}

.step:nth-child(even) {
    direction: rtl;
}

.step:nth-child(even) > * {
    direction: ltr;
}

.step-number {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 64px;
    height: 64px;
    background: var(--gradient-primary);
    border-radius: 50%;
    font-size: 24px;
    font-weight: 800;
    color: white;
    box-shadow: var(--shadow-glow);
}

.step-content h3 {
    margin-bottom: 12px;
}

.step-content p {
    font-size: 16px;
    color: var(--color-text-secondary);
}

.step-visual {
    display: flex;
    justify-content: center;
}

/* Step 1 Visual */
.setup-wizard {
    width: 280px;
    padding: 24px;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
}

.wizard-header {
    font-weight: 600;
    margin-bottom: 16px;
}

.wizard-progress {
    height: 8px;
    background: var(--color-bg);
    border-radius: 4px;
    overflow: hidden;
    margin-bottom: 12px;
}

.progress-bar {
    height: 100%;
    background: var(--gradient-primary);
    border-radius: 4px;
    animation: progress 2s ease-in-out infinite;
}

@keyframes progress {
    0%, 100% { width: 60%; }
    50% { width: 80%; }
}

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

/* Step 2 Visual */
.hotkey-demo {
    display: flex;
    align-items: center;
    gap: 24px;
    padding: 24px;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
}

.key-visual {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
}

.key {
    padding: 16px 24px;
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    font-family: monospace;
    font-size: 16px;
    font-weight: 600;
    box-shadow: 0 4px 0 var(--color-border);
}

.key-label {
    font-size: 12px;
    color: var(--color-text-muted);
}

.mic-wave {
    display: flex;
    align-items: center;
    gap: 4px;
}

.wave {
    width: 4px;
    height: 24px;
    background: var(--color-success);
    border-radius: 2px;
    animation: wave 0.5s ease-in-out infinite alternate;
}

.wave:nth-child(2) {
    animation-delay: 0.1s;
    height: 32px;
}

.wave:nth-child(3) {
    animation-delay: 0.2s;
}

@keyframes wave {
    0% { transform: scaleY(0.5); }
    100% { transform: scaleY(1); }
}

/* Step 3 Visual */
.result-demo {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 16px;
    padding: 24px;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
}

.result-text {
    padding: 12px 16px;
    background: var(--color-bg);
    border-radius: var(--radius-md);
    font-size: 14px;
    color: var(--color-text-secondary);
    font-style: italic;
}

.result-arrow {
    color: var(--color-primary);
    animation: bounce 1s infinite;
}

@keyframes bounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(4px); }
}

.result-typed {
    font-family: monospace;
    font-size: 14px;
    color: var(--color-text);
}

/* ===== Comparison Section ===== */
.comparison {
    background: var(--color-bg-secondary);
}

.comparison-table-wrapper {
    overflow-x: auto;
}

.comparison-table {
    width: 100%;
    border-collapse: collapse;
    text-align: center;
}

.comparison-table th,
.comparison-table td {
    padding: 16px 24px;
    border-bottom: 1px solid var(--color-border);
}

.comparison-table th {
    font-weight: 600;
    color: var(--color-text-secondary);
    font-size: 14px;
}

.comparison-table th:first-child {
    text-align: left;
}

.comparison-table td:first-child {
    text-align: left;
    font-weight: 500;
}

.comparison-table .highlight {
    background: rgba(99, 102, 241, 0.05);
}

.table-logo {
    font-weight: 700;
    color: var(--color-primary);
}

.check {
    color: var(--color-success);
    font-size: 18px;
    font-weight: 700;
}

.cross {
    color: var(--color-danger);
    font-size: 18px;
    font-weight: 700;
}

.partial {
    color: var(--color-warning);
    font-size: 18px;
    font-weight: 700;
}

/* ===== Use Cases Section ===== */
.use-cases-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.use-case {
    padding: 32px;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    text-align: center;
    transition: all var(--transition-base);
}

.use-case:hover {
    border-color: var(--color-primary);
    transform: translateY(-4px);
}

.use-case-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 64px;
    height: 64px;
    margin: 0 auto 20px;
    background: rgba(99, 102, 241, 0.1);
    border-radius: var(--radius-lg);
    color: var(--color-primary);
}

.use-case h3 {
    margin-bottom: 12px;
}

.use-case p {
    font-size: 15px;
    color: var(--color-text-secondary);
}

/* ===== Download Section ===== */
.download {
    background: var(--color-bg);
}

.download-card {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 60px;
    align-items: center;
    padding: 60px;
    background: var(--gradient-primary);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-glow);
}

.download-content h2 {
    margin-bottom: 16px;
}

.download-content > p {
    font-size: 18px;
    opacity: 0.9;
    margin-bottom: 32px;
}

.download-buttons {
    margin-bottom: 24px;
}

.download-btn {
    flex-direction: column;
    gap: 4px;
    background: white;
    color: var(--color-primary-dark);
}

.download-btn:hover {
    background: rgba(255, 255, 255, 0.95);
}

.download-meta {
    font-size: 12px;
    font-weight: 500;
    opacity: 0.7;
}

.download-requirements {
    font-size: 13px;
    opacity: 0.8;
}

.download-requirements p {
    margin-bottom: 4px;
}

.os-badge {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    padding: 32px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-lg);
}

.os-badge span {
    font-weight: 600;
}

/* ===== Pricing Section ===== */
.pricing {
    background: var(--color-bg);
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    max-width: 1100px;
    margin: 0 auto;
}

.pricing-card {
    position: relative;
    padding: 32px;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    display: flex;
    flex-direction: column;
    transition: all var(--transition-base);
}

.pricing-card:hover {
    border-color: var(--color-border-light);
    transform: translateY(-4px);
}

.pricing-card.featured {
    border-color: var(--color-primary);
    background: linear-gradient(180deg, rgba(99, 102, 241, 0.1) 0%, var(--color-surface) 100%);
    transform: scale(1.05);
    z-index: 1;
}

.pricing-card.featured:hover {
    transform: scale(1.05) translateY(-4px);
}

.pricing-badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    padding: 6px 16px;
    background: var(--gradient-primary);
    border-radius: 100px;
    font-size: 12px;
    font-weight: 600;
    color: white;
    white-space: nowrap;
}

.pricing-header {
    text-align: center;
    margin-bottom: 24px;
    padding-bottom: 24px;
    border-bottom: 1px solid var(--color-border);
}

.pricing-header h3 {
    font-size: 20px;
    margin-bottom: 16px;
}

.pricing-price {
    display: flex;
    align-items: baseline;
    justify-content: center;
    gap: 4px;
    margin-bottom: 8px;
}

.price-amount {
    font-size: 48px;
    font-weight: 800;
    color: var(--color-text);
}

.price-period {
    font-size: 16px;
    color: var(--color-text-muted);
}

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

.pricing-features {
    flex: 1;
    margin-bottom: 24px;
}

.pricing-features li {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 0;
    font-size: 15px;
    color: var(--color-text-secondary);
    border-bottom: 1px solid var(--color-border);
}

.pricing-features li:last-child {
    border-bottom: none;
}

.pricing-features svg {
    color: var(--color-success);
    flex-shrink: 0;
}

.pricing-features strong {
    color: var(--color-text);
}

.pricing-cta {
    width: 100%;
}

.pricing-note {
    margin-top: 12px;
    font-size: 13px;
    color: var(--color-text-muted);
    text-align: center;
}

.pricing-footer {
    margin-top: 48px;
    text-align: center;
    font-size: 14px;
    color: var(--color-text-secondary);
}

.pricing-footer p {
    margin-bottom: 8px;
}

/* ===== FAQ Section ===== */
.faq-list {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    border-bottom: 1px solid var(--color-border);
}

.faq-item summary {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 24px 0;
    font-size: 18px;
    font-weight: 600;
    cursor: pointer;
    list-style: none;
}

.faq-item summary::-webkit-details-marker {
    display: none;
}

.faq-item summary::after {
    content: '+';
    font-size: 24px;
    color: var(--color-text-muted);
    transition: transform var(--transition-fast);
}

.faq-item[open] summary::after {
    transform: rotate(45deg);
}

.faq-item p {
    padding-bottom: 24px;
    color: var(--color-text-secondary);
    line-height: 1.7;
}

/* ===== Final CTA ===== */
.final-cta {
    text-align: center;
    padding: 120px 0;
    background: var(--gradient-glow);
}

.final-cta h2 {
    margin-bottom: 16px;
}

.final-cta p {
    font-size: 18px;
    color: var(--color-text-secondary);
    margin-bottom: 32px;
}

/* ===== Footer ===== */
.footer {
    padding: 60px 0 30px;
    background: var(--color-bg-secondary);
    border-top: 1px solid var(--color-border);
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr auto auto auto;
    gap: 60px;
    margin-bottom: 40px;
}

.footer-brand p {
    margin-top: 12px;
    font-size: 14px;
    color: var(--color-text-muted);
    max-width: 300px;
}

.footer-column h4 {
    font-size: 14px;
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: 16px;
}

.footer-column ul {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-column a {
    font-size: 14px;
    color: var(--color-text-secondary);
    transition: color var(--transition-fast);
}

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

.footer-bottom {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: 24px;
    border-top: 1px solid var(--color-border);
}

.footer-bottom p {
    font-size: 14px;
    color: var(--color-text-muted);
}

.footer-social {
    display: flex;
    gap: 16px;
}

.footer-social a {
    color: var(--color-text-muted);
    transition: color var(--transition-fast);
}

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

/* ===== Responsive ===== */
@media (max-width: 1024px) {
    .hero .container {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero-subtitle {
        margin: 0 auto 32px;
    }

    .hero-cta {
        justify-content: center;
    }

    .hero-stats {
        justify-content: center;
    }

    .hero-visual {
        display: none;
    }

    .problem-grid,
    .features-grid,
    .use-cases-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .solution .container {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .solution-visual {
        order: -1;
    }

    .step {
        grid-template-columns: auto 1fr;
    }

    .step-visual {
        display: none;
    }

    .step:nth-child(even) {
        direction: ltr;
    }

    .download-card {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .download-visual {
        display: none;
    }

    .pricing-grid {
        grid-template-columns: 1fr;
        max-width: 400px;
    }

    .pricing-card.featured {
        transform: none;
        order: -1;
    }

    .pricing-card.featured:hover {
        transform: translateY(-4px);
    }

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

@media (max-width: 768px) {
    .nav-links,
    .nav .btn {
        display: none;
    }

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

    .problem-grid,
    .features-grid,
    .use-cases-grid {
        grid-template-columns: 1fr;
    }

    .privacy-diagram {
        flex-direction: column;
    }

    .diagram-arrow {
        transform: rotate(90deg);
    }

    .comparison-table th,
    .comparison-table td {
        padding: 12px 16px;
        font-size: 14px;
    }

    .footer-content {
        grid-template-columns: 1fr;
        gap: 32px;
    }

    .footer-bottom {
        flex-direction: column;
        gap: 16px;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 16px;
    }

    section {
        padding: 60px 0;
    }

    .hero-stats {
        flex-wrap: wrap;
        gap: 24px;
    }

    .stat-divider {
        display: none;
    }

    .btn-lg,
    .btn-xl {
        width: 100%;
    }

    .hero-cta {
        flex-direction: column;
    }

    .download-card {
        padding: 32px 24px;
    }
}

/* ===== Checkout Modal ===== */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(4px);
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    animation: fadeIn 0.2s ease;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.modal-content {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    max-width: 440px;
    width: 100%;
    padding: 32px;
    position: relative;
    animation: slideUp 0.3s ease;
}

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

.modal-close {
    position: absolute;
    top: 16px;
    right: 16px;
    background: none;
    border: none;
    color: var(--color-text-secondary);
    font-size: 28px;
    cursor: pointer;
    line-height: 1;
    padding: 4px;
    transition: color 0.2s;
}

.modal-close:hover {
    color: var(--color-text);
}

.checkout-header {
    text-align: center;
    margin-bottom: 24px;
}

.checkout-header h2 {
    font-size: 24px;
    margin-bottom: 8px;
}

.checkout-price {
    font-size: 32px;
    font-weight: 700;
    color: var(--color-primary);
}

.checkout-price span {
    font-size: 16px;
    font-weight: 400;
    color: var(--color-text-secondary);
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    font-weight: 500;
    margin-bottom: 8px;
    color: var(--color-text);
}

.form-group input {
    width: 100%;
    padding: 12px 16px;
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    font-size: 16px;
    color: var(--color-text);
    transition: border-color 0.2s, box-shadow 0.2s;
}

.form-group input:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.2);
}

.form-group input::placeholder {
    color: var(--color-text-tertiary);
}

.form-group small {
    display: block;
    margin-top: 6px;
    font-size: 13px;
    color: var(--color-text-tertiary);
}

.stripe-element {
    padding: 14px 16px;
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    transition: border-color 0.2s, box-shadow 0.2s;
}

.stripe-element.StripeElement--focus {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.2);
}

.stripe-element.StripeElement--invalid {
    border-color: #ef4444;
}

.form-error {
    color: #ef4444;
    font-size: 14px;
    margin-top: 8px;
    min-height: 20px;
}

.btn-full {
    width: 100%;
    justify-content: center;
}

.checkout-submit:disabled {
    opacity: 0.7;
    cursor: not-allowed;
}

.spinner {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 2px solid transparent;
    border-top-color: currentColor;
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
    margin-left: 8px;
}

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

.checkout-secure {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    margin-top: 20px;
    font-size: 13px;
    color: var(--color-text-tertiary);
    text-align: center;
}

.checkout-secure svg {
    flex-shrink: 0;
    color: var(--color-success);
}

/* Success State */
#checkout-success {
    text-align: center;
    padding: 24px 0;
}

.success-icon {
    color: var(--color-success);
    margin-bottom: 16px;
}

.success-icon svg {
    stroke: currentColor;
}

#checkout-success h3 {
    font-size: 24px;
    margin-bottom: 8px;
    color: var(--color-success);
}

#checkout-success p {
    color: var(--color-text-secondary);
}

/* Modal responsive */
@media (max-width: 480px) {
    .modal-content {
        padding: 24px;
        margin: 16px;
    }

    .checkout-header h2 {
        font-size: 20px;
    }

    .checkout-price {
        font-size: 28px;
    }
}

/* ===== Windows Platform Badges & Icons ===== */
.windows-icon {
    flex-shrink: 0;
}

.windows-icon-small {
    flex-shrink: 0;
    opacity: 0.7;
}

.hero-platform-note {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 32px;
    font-size: 14px;
    color: var(--color-text-muted);
}

.platform-badge {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 12px 24px;
    background: rgba(99, 102, 241, 0.1);
    border: 1px solid rgba(99, 102, 241, 0.2);
    border-radius: 100px;
    margin-bottom: 24px;
}

.platform-badge svg {
    color: var(--color-primary);
}

.platform-badge span {
    font-size: 15px;
    font-weight: 600;
    color: var(--color-text);
}

.platform-roadmap {
    margin-top: 16px;
    font-size: 14px;
    color: var(--color-text-muted);
}

.platform-roadmap a {
    color: var(--color-primary);
    text-decoration: underline;
    text-underline-offset: 2px;
}

.platform-roadmap a:hover {
    color: var(--color-primary-hover);
}

.final-cta-note {
    margin-top: 16px;
    font-size: 14px;
    color: var(--color-text-muted);
}

/* Pricing CTA buttons with Windows icon */
.pricing-cta .windows-icon {
    opacity: 0.8;
}

.pricing-cta:hover .windows-icon {
    opacity: 1;
}

/* ===== Languages Showcase Section ===== */
.languages-showcase {
    padding: 100px 0;
    background: linear-gradient(180deg, var(--color-bg) 0%, var(--color-bg-secondary) 50%, var(--color-bg) 100%);
    position: relative;
}

.languages-showcase::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 100%;
    max-width: 800px;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--color-border), transparent);
}

.languages-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
    margin-top: 48px;
}

.lang-category {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 24px;
    transition: var(--transition-base);
}

.lang-category:hover {
    border-color: var(--color-border-light);
    box-shadow: var(--shadow-lg);
}

.lang-category h4 {
    font-size: 14px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-primary);
    margin-bottom: 16px;
}

.lang-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.lang-tag {
    display: inline-block;
    padding: 6px 12px;
    font-size: 13px;
    font-weight: 500;
    color: var(--color-text-secondary);
    background: var(--color-bg-tertiary);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    transition: var(--transition-fast);
}

.lang-tag:hover {
    color: var(--color-text);
    background: var(--color-surface-hover);
    border-color: var(--color-border-light);
}

.languages-note {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    margin-top: 32px;
    font-size: 14px;
    color: var(--color-text-muted);
}

.languages-note svg {
    color: var(--color-primary);
    flex-shrink: 0;
}

/* FAQ Languages List */
.faq-answer {
    padding-top: 8px;
}

.faq-languages {
    margin: 12px 0;
    padding-left: 20px;
    list-style: disc;
}

.faq-languages li {
    margin-bottom: 8px;
    color: var(--color-text-secondary);
    line-height: 1.5;
}

.faq-languages li strong {
    color: var(--color-text);
}

/* Responsive: Languages Grid */
@media (max-width: 768px) {
    .languages-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .lang-category {
        padding: 20px;
    }

    .lang-tags {
        gap: 6px;
    }

    .lang-tag {
        padding: 5px 10px;
        font-size: 12px;
    }
}