/* ===== CSS Variables ===== */
:root {
    --color-primary: #007AFF;
    --color-primary-dark: #0056CC;
    --color-secondary: #5856D6;
    --color-success: #34C759;
    --color-danger: #FF3B30;

    --color-bg: #FFFFFF;
    --color-bg-secondary: #F5F5F7;
    --color-bg-tertiary: #E8E8ED;

    --color-text: #1D1D1F;
    --color-text-secondary: #6E6E73;
    --color-text-tertiary: #86868B;

    --gradient-primary: linear-gradient(135deg, #007AFF 0%, #5856D6 100%);
    --gradient-hero: linear-gradient(180deg, #F5F5F7 0%, #FFFFFF 100%);

    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.04);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 12px 40px rgba(0, 0, 0, 0.12);
    --shadow-xl: 0 24px 80px rgba(0, 0, 0, 0.16);

    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;

    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-mono: 'SF Mono', SFMono-Regular, Menlo, Monaco, Consolas, monospace;

    --container-max: 1200px;
    --section-spacing: 120px;
}

/* ===== Dark Mode ===== */
@media (prefers-color-scheme: dark) {
    :root {
        --color-bg: #000000;
        --color-bg-secondary: #1D1D1F;
        --color-bg-tertiary: #2C2C2E;

        --color-text: #F5F5F7;
        --color-text-secondary: #A1A1A6;
        --color-text-tertiary: #6E6E73;

        --gradient-hero: linear-gradient(180deg, #1D1D1F 0%, #000000 100%);

        --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.3);
        --shadow-lg: 0 12px 40px rgba(0, 0, 0, 0.4);
        --shadow-xl: 0 24px 80px rgba(0, 0, 0, 0.5);
    }
}

/* ===== 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);
}

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

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

button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    background: none;
}

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

h1 { font-size: clamp(2.5rem, 6vw, 4rem); }
h2 { font-size: clamp(2rem, 4vw, 3rem); }
h3 { font-size: clamp(1.25rem, 2vw, 1.5rem); }

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

/* ===== Layout ===== */
.container {
    width: 100%;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 24px;
}

.section-header {
    text-align: center;
    max-width: 680px;
    margin: 0 auto 64px;
}

.section-header.left {
    text-align: left;
    margin: 0 0 40px;
}

.section-title {
    margin-bottom: 16px;
}

.section-subtitle {
    font-size: 1.125rem;
    color: var(--color-text-secondary);
}

/* ===== Buttons ===== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    font-weight: 600;
    border-radius: var(--radius-md);
    transition: all 0.2s ease;
    white-space: nowrap;
}

.btn-icon {
    width: 20px;
    height: 20px;
}

.btn-primary {
    background: var(--gradient-primary);
    color: white;
    box-shadow: 0 4px 16px rgba(0, 122, 255, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(0, 122, 255, 0.4);
}

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

.btn-secondary:hover {
    background: var(--color-bg-tertiary);
}

.btn-lg {
    padding: 14px 28px;
    font-size: 1rem;
}

.btn-xl {
    padding: 18px 36px;
    font-size: 1.125rem;
    border-radius: var(--radius-lg);
}

.btn-xl .version {
    font-size: 0.875rem;
    font-weight: 400;
    opacity: 0.8;
    margin-left: 8px;
}

/* ===== Keyboard Keys ===== */
kbd {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 24px;
    height: 24px;
    padding: 0 8px;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    font-weight: 500;
    color: var(--color-text-secondary);
    background: var(--color-bg-secondary);
    border: 1px solid var(--color-bg-tertiary);
    border-radius: 6px;
    box-shadow: 0 2px 0 var(--color-bg-tertiary);
}

/* ===== Navigation ===== */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(0, 0, 0, 0.06);
}

@media (prefers-color-scheme: dark) {
    .nav {
        background: rgba(0, 0, 0, 0.8);
        border-bottom-color: rgba(255, 255, 255, 0.06);
    }
}

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

.nav-logo {
    display: flex;
    align-items: center;
    gap: 8px;
    font-weight: 700;
    font-size: 1.25rem;
}

.logo-icon {
    font-size: 1.5rem;
}

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

.nav-links a {
    font-size: 0.9375rem;
    font-weight: 500;
    color: var(--color-text-secondary);
    transition: color 0.2s;
}

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

.nav-cta {
    padding: 10px 20px !important;
    background: var(--gradient-primary);
    color: white !important;
    border-radius: var(--radius-sm);
}

.nav-cta:hover {
    opacity: 0.9;
}

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

.nav-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--color-text);
    border-radius: 2px;
    transition: all 0.2s;
}

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

    .nav-toggle {
        display: flex;
    }
}

/* ===== Hero Section ===== */
.hero {
    position: relative;
    padding: 160px 0 80px;
    background: var(--gradient-hero);
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image:
        radial-gradient(circle at 20% 50%, rgba(0, 122, 255, 0.08) 0%, transparent 50%),
        radial-gradient(circle at 80% 50%, rgba(88, 86, 214, 0.08) 0%, transparent 50%);
    pointer-events: none;
}

.hero .container {
    position: relative;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: center;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    padding: 10px 20px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 100px;
    font-size: 1rem;
    font-weight: 500;
    color: var(--color-text-secondary);
    margin-bottom: 24px;
    backdrop-filter: blur(10px);
}

.badge-highlight {
    background: linear-gradient(135deg, #FF3B30 0%, #FF6B6B 100%);
    color: white;
    padding: 6px 14px;
    border-radius: 100px;
    font-weight: 700;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    box-shadow: 0 2px 12px rgba(255, 59, 48, 0.4);
}

.badge-divider {
    color: var(--color-text-tertiary);
    font-size: 0.8rem;
}

.badge-price {
    color: var(--color-text);
    font-size: 1rem;
}

.badge-price strong {
    color: var(--color-success);
    font-weight: 700;
}

.badge-icon {
    font-size: 1rem;
}

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

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--color-text-secondary);
    margin-bottom: 32px;
    max-width: 480px;
}

.hero-subtitle strong {
    color: var(--color-text);
}

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

.hero-meta {
    display: flex;
    gap: 32px;
}

.meta-item {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.875rem;
    color: var(--color-text-secondary);
}

.meta-item svg {
    width: 18px;
    height: 18px;
    stroke: var(--color-primary);
}

/* App Window Mock */
.hero-visual {
    perspective: 1000px;
}

.app-window {
    background: var(--color-bg);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    overflow: hidden;
    transform: rotateY(-5deg) rotateX(2deg);
    transition: transform 0.3s ease;
    border: 1px solid var(--color-bg-tertiary);
}

.app-window:hover {
    transform: rotateY(0) rotateX(0);
}

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

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

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

.control.close { background: #FF5F57; }
.control.minimize { background: #FEBC2E; }
.control.maximize { background: #28C840; }

.window-title {
    flex: 1;
    text-align: center;
    font-size: 0.8125rem;
    font-weight: 500;
    color: var(--color-text-secondary);
    margin-right: 52px;
}

.window-content {
    padding: 16px;
}

.search-bar {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    background: var(--color-bg-secondary);
    border-radius: var(--radius-sm);
    margin-bottom: 16px;
}

.search-bar svg {
    width: 18px;
    height: 18px;
    stroke: var(--color-text-tertiary);
}

.search-bar span {
    flex: 1;
    font-size: 0.9375rem;
    color: var(--color-text-tertiary);
}

.search-bar kbd {
    font-size: 0.6875rem;
}

.clipboard-list {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.clipboard-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px;
    border-radius: var(--radius-sm);
    transition: background 0.15s;
}

.clipboard-item:hover,
.clipboard-item.active {
    background: var(--color-bg-secondary);
}

.clipboard-item.active {
    background: rgba(0, 122, 255, 0.1);
}

.item-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    background: var(--color-bg-tertiary);
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--color-text-secondary);
}

.item-icon.image {
    background: linear-gradient(135deg, #FF9500, #FF2D55);
    font-size: 1rem;
}

.item-content {
    flex: 1;
    min-width: 0;
}

.item-text {
    font-size: 0.875rem;
    font-weight: 500;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.item-meta {
    font-size: 0.75rem;
    color: var(--color-text-tertiary);
}

@media (max-width: 968px) {
    .hero .container {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero-subtitle {
        margin-left: auto;
        margin-right: auto;
    }

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

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

    .hero-visual {
        max-width: 500px;
        margin: 0 auto;
    }

    .app-window {
        transform: none;
    }
}

/* ===== Features Section ===== */
.features {
    padding: var(--section-spacing) 0;
}

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

.feature-card {
    padding: 32px;
    background: var(--color-bg-secondary);
    border-radius: var(--radius-lg);
    transition: transform 0.2s, box-shadow 0.2s;
}

.feature-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.feature-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 56px;
    height: 56px;
    background: var(--gradient-primary);
    border-radius: var(--radius-md);
    margin-bottom: 24px;
}

.feature-icon svg {
    width: 28px;
    height: 28px;
    stroke: white;
}

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

.feature-card p {
    color: var(--color-text-secondary);
    font-size: 0.9375rem;
}

.feature-card kbd {
    margin: 0 2px;
}

@media (max-width: 968px) {
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 640px) {
    .features-grid {
        grid-template-columns: 1fr;
    }
}

/* ===== How It Works Section ===== */
.how-it-works {
    padding: var(--section-spacing) 0;
    background: var(--color-bg-secondary);
}

.steps {
    display: flex;
    flex-direction: column;
    gap: 48px;
    max-width: 800px;
    margin: 0 auto;
}

.step {
    display: grid;
    grid-template-columns: auto 1fr auto;
    gap: 32px;
    align-items: center;
}

.step-number {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 64px;
    height: 64px;
    background: var(--gradient-primary);
    border-radius: 50%;
    font-size: 1.5rem;
    font-weight: 700;
    color: white;
}

.step-content h3 {
    margin-bottom: 8px;
}

.step-content p {
    color: var(--color-text-secondary);
}

.step-content kbd {
    margin: 0 2px;
}

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

.key-combo {
    display: flex;
    align-items: center;
    gap: 8px;
}

.key-combo .key {
    min-width: 44px;
    height: 44px;
    font-size: 1.125rem;
    background: var(--color-bg);
    border: 2px solid var(--color-bg-tertiary);
    box-shadow: 0 4px 0 var(--color-bg-tertiary);
}

.key-combo .key.wide {
    padding: 0 20px;
}

.key-combo span {
    color: var(--color-text-tertiary);
    font-weight: 500;
}

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

    .step-visual {
        grid-column: 2;
        justify-content: flex-start;
    }
}

/* ===== Comparison Section ===== */
.comparison {
    padding: var(--section-spacing) 0;
}

.comparison-table-wrapper {
    overflow-x: auto;
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-bg-tertiary);
}

.comparison-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.9375rem;
}

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

.comparison-table th {
    background: var(--color-bg-secondary);
    font-weight: 600;
}

.comparison-table th.highlight {
    background: var(--gradient-primary);
    color: white;
}

.comparison-table td.highlight {
    background: rgba(0, 122, 255, 0.05);
}

.comparison-table tr:last-child td {
    border-bottom: none;
}

.comparison-table .badge {
    display: inline-block;
    padding: 4px 12px;
    border-radius: 100px;
    font-size: 0.8125rem;
    font-weight: 600;
}

.badge-green {
    background: rgba(52, 199, 89, 0.15);
    color: var(--color-success);
}

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

.cross {
    color: var(--color-text-tertiary);
}

/* ===== Privacy Section ===== */
.privacy {
    padding: var(--section-spacing) 0;
    background: var(--color-bg-secondary);
}

.privacy-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.privacy-points {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.privacy-point {
    display: flex;
    gap: 16px;
}

.point-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    background: var(--color-bg);
    border-radius: var(--radius-md);
    flex-shrink: 0;
}

.point-icon svg {
    width: 24px;
    height: 24px;
    stroke: var(--color-primary);
}

.point-content h4 {
    font-size: 1rem;
    margin-bottom: 4px;
}

.point-content p {
    font-size: 0.875rem;
    color: var(--color-text-secondary);
}

.privacy-visual {
    display: flex;
    justify-content: center;
    align-items: center;
}

.shield-container {
    position: relative;
    width: 200px;
    height: 200px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.shield {
    position: relative;
    z-index: 2;
    width: 100px;
    height: 100px;
}

.shield svg {
    width: 100%;
    height: 100%;
    stroke: var(--color-primary);
}

.shield-rings {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
}

.ring {
    position: absolute;
    border: 2px solid var(--color-primary);
    border-radius: 50%;
    opacity: 0.15;
    animation: pulse 3s ease-in-out infinite;
}

.ring:nth-child(1) {
    width: 120px;
    height: 120px;
    animation-delay: 0s;
}

.ring:nth-child(2) {
    width: 160px;
    height: 160px;
    animation-delay: 0.5s;
}

.ring:nth-child(3) {
    width: 200px;
    height: 200px;
    animation-delay: 1s;
}

@keyframes pulse {
    0%, 100% {
        opacity: 0.15;
        transform: scale(1);
    }
    50% {
        opacity: 0.3;
        transform: scale(1.05);
    }
}

@media (max-width: 968px) {
    .privacy-content {
        grid-template-columns: 1fr;
    }

    .privacy-visual {
        order: -1;
    }

    .section-header.left {
        text-align: center;
    }
}

/* ===== Shortcuts Section ===== */
.shortcuts {
    padding: var(--section-spacing) 0;
}

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

.shortcut-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: 32px;
    background: var(--color-bg-secondary);
    border-radius: var(--radius-lg);
}

.shortcut-keys {
    display: flex;
    gap: 8px;
    margin-bottom: 16px;
}

.shortcut-keys kbd {
    min-width: 40px;
    height: 40px;
    font-size: 1rem;
}

.shortcut-desc {
    font-size: 0.9375rem;
    color: var(--color-text-secondary);
}

@media (max-width: 768px) {
    .shortcuts-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 480px) {
    .shortcuts-grid {
        grid-template-columns: 1fr;
    }
}

/* ===== FAQ Section ===== */
.faq {
    padding: var(--section-spacing) 0;
    background: var(--color-bg-secondary);
}

.faq-list {
    max-width: 800px;
    margin: 0 auto;
}

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

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

.faq-question {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    padding: 24px 0;
    font-size: 1.0625rem;
    font-weight: 600;
    text-align: left;
    color: var(--color-text);
}

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

.faq-icon {
    width: 20px;
    height: 20px;
    stroke: var(--color-text-secondary);
    transition: transform 0.3s;
}

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

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

.faq-item.active .faq-answer {
    max-height: 500px;
}

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

.faq-answer code {
    font-family: var(--font-mono);
    font-size: 0.875em;
    background: var(--color-bg-tertiary);
    padding: 2px 8px;
    border-radius: 4px;
}

/* ===== Download Section ===== */
.download {
    padding: var(--section-spacing) 0;
    background: var(--color-bg-secondary);
}

.download-options {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
    max-width: 800px;
    margin: 0 auto;
}

.download-option {
    position: relative;
    padding: 40px;
    background: var(--color-bg);
    border-radius: var(--radius-xl);
    border: 2px solid var(--color-bg-tertiary);
    text-align: center;
    transition: transform 0.2s, box-shadow 0.2s;
}

.download-option:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.download-option.buy-option {
    border-color: var(--color-primary);
    background: linear-gradient(180deg, rgba(0, 122, 255, 0.03) 0%, var(--color-bg) 100%);
}

.option-badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    padding: 6px 16px;
    background: var(--color-bg-tertiary);
    border-radius: 100px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-text-secondary);
}

.option-badge.popular {
    background: var(--gradient-primary);
    color: white;
}

.download-option h3 {
    font-size: 1.5rem;
    margin-bottom: 16px;
    margin-top: 8px;
}

.option-price {
    margin-bottom: 24px;
}

.option-price .price {
    font-size: 3rem;
    font-weight: 800;
    color: var(--color-text);
    line-height: 1;
}

.option-price .price-detail {
    display: block;
    font-size: 0.875rem;
    color: var(--color-text-secondary);
    margin-top: 4px;
}

.option-features {
    list-style: none;
    text-align: left;
    margin-bottom: 32px;
}

.option-features li {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 8px 0;
    font-size: 0.9375rem;
    color: var(--color-text-secondary);
}

.option-features li svg {
    width: 18px;
    height: 18px;
    stroke: var(--color-success);
    flex-shrink: 0;
}

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

.buy-btn {
    width: 100%;
    justify-content: center;
    background: var(--gradient-primary) !important;
    color: white !important;
}

.download-option .payment-note {
    margin-top: 16px;
    font-size: 0.75rem;
    color: var(--color-text-tertiary);
}

.download-meta-section {
    margin-top: 48px;
    padding-top: 48px;
    border-top: 1px solid var(--color-bg-tertiary);
}

.download-meta {
    display: flex;
    justify-content: center;
    gap: 40px;
}

.download-meta .meta-item {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.875rem;
    color: var(--color-text-secondary);
}

.download-meta .meta-item svg {
    width: 18px;
    height: 18px;
    stroke: var(--color-text-tertiary);
}

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

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

    .download-meta {
        flex-direction: column;
        gap: 16px;
    }
}

/* ===== Footer ===== */
.footer {
    padding: 80px 0 40px;
    background: var(--color-bg-secondary);
    border-top: 1px solid var(--color-bg-tertiary);
}

.footer-content {
    display: grid;
    grid-template-columns: 1.5fr repeat(3, 1fr);
    gap: 48px;
    margin-bottom: 48px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 8px;
    font-weight: 700;
    font-size: 1.25rem;
    margin-bottom: 16px;
}

.footer-brand p {
    color: var(--color-text-secondary);
    font-size: 0.9375rem;
}

.footer-column h4 {
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-text-tertiary);
    margin-bottom: 16px;
}

.footer-column a {
    display: block;
    color: var(--color-text-secondary);
    font-size: 0.9375rem;
    margin-bottom: 12px;
    transition: color 0.2s;
}

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

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 32px;
    border-top: 1px solid var(--color-bg-tertiary);
    font-size: 0.875rem;
    color: var(--color-text-tertiary);
}

.disclaimer {
    font-size: 0.8125rem;
}

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

    .footer-brand {
        grid-column: 1 / -1;
    }

    .footer-bottom {
        flex-direction: column;
        gap: 8px;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .footer-content {
        grid-template-columns: 1fr;
    }
}

/* ===== Animations ===== */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero-content,
.hero-visual {
    animation: fadeInUp 0.8s ease forwards;
}

.hero-visual {
    animation-delay: 0.2s;
}