/* ========== CSS Variables ========== */
:root {
    --bg-dark: #0a0a0f;
    --bg-card: #12121a;
    --bg-card-hover: #1a1a25;
    --accent: #00d4ff;
    --accent-dark: #0099cc;
    --accent-glow: rgba(0, 212, 255, 0.3);
    --purple: #a855f7;
    --pink: #ec4899;
    --green: #22c55e;
    --orange: #f97316;
    --text: #ffffff;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;
    --border: rgba(255, 255, 255, 0.08);
    --border-hover: rgba(255, 255, 255, 0.15);
    --gradient-1: linear-gradient(135deg, var(--accent) 0%, var(--purple) 100%);
    --gradient-2: linear-gradient(135deg, var(--purple) 0%, var(--pink) 100%);
    --font-main: 'Outfit', 'Noto Sans SC', 'Noto Sans JP', 'Noto Sans KR', system-ui, sans-serif;
    --font-mono: 'JetBrains Mono', monospace;
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-xl: 28px;
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 8px 32px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 16px 64px rgba(0, 0, 0, 0.5);
    --shadow-glow: 0 0 40px var(--accent-glow);
}

/* ========== Reset & Base ========== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
    font-family: var(--font-main);
    background: var(--bg-dark);
    color: var(--text);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}
a { text-decoration: none; color: inherit; transition: color 0.2s; }
img { max-width: 100%; height: auto; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }
ul { list-style: none; }

/* ========== Background Effects ========== */
.bg-pattern {
    position: fixed;
    inset: 0;
    background-image: 
        radial-gradient(circle at 25% 25%, rgba(0, 212, 255, 0.03) 0%, transparent 50%),
        radial-gradient(circle at 75% 75%, rgba(168, 85, 247, 0.03) 0%, transparent 50%);
    pointer-events: none;
    z-index: -2;
}
.bg-glow {
    position: fixed;
    border-radius: 50%;
    filter: blur(120px);
    pointer-events: none;
    z-index: -1;
    animation: float 20s ease-in-out infinite;
}
.bg-glow-1 { width: 600px; height: 600px; background: rgba(0, 212, 255, 0.08); top: -200px; left: -200px; }
.bg-glow-2 { width: 500px; height: 500px; background: rgba(168, 85, 247, 0.06); bottom: 20%; right: -100px; animation-delay: -7s; }
.bg-glow-3 { width: 400px; height: 400px; background: rgba(236, 72, 153, 0.05); top: 50%; left: 30%; animation-delay: -14s; }
@keyframes float { 0%, 100% { transform: translate(0, 0) scale(1); } 33% { transform: translate(30px, -30px) scale(1.05); } 66% { transform: translate(-20px, 20px) scale(0.95); } }

/* ========== Navigation ========== */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 16px 24px;
    background: rgba(10, 10, 15, 0.8);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
    transition: all 0.3s;
}
.nav-container { max-width: 1280px; margin: 0 auto; display: flex; align-items: center; justify-content: space-between; gap: 32px; }
.nav-logo { display: flex; align-items: center; gap: 10px; font-weight: 700; font-size: 1.25rem; }
.nav-logo .logo-icon { width: 32px; height: 32px; }
.nav-logo .logo-text { background: var(--gradient-1); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.nav-links { display: flex; gap: 8px; }
.nav-links a { padding: 8px 16px; color: var(--text-secondary); font-weight: 500; font-size: 0.95rem; border-radius: var(--radius-sm); transition: all 0.2s; }
.nav-links a:hover { color: var(--text); background: rgba(255, 255, 255, 0.05); }
.nav-right { display: flex; align-items: center; gap: 16px; }
.nav-cta {
    padding: 10px 24px;
    background: var(--gradient-1);
    color: var(--bg-dark);
    font-weight: 600;
    font-size: 0.9rem;
    border-radius: var(--radius-xl);
    transition: all 0.3s;
}
.nav-cta:hover { transform: translateY(-2px); box-shadow: var(--shadow-glow); }
.nav-toggle { display: none; flex-direction: column; gap: 5px; padding: 8px; }
.nav-toggle span { width: 24px; height: 2px; background: var(--text); border-radius: 2px; transition: all 0.3s; }

/* ========== Language Switcher ========== */
.language-switcher { position: relative; }
.lang-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 14px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    color: var(--text);
    font-size: 0.9rem;
    transition: all 0.2s;
}
.lang-btn:hover { background: rgba(255, 255, 255, 0.1); border-color: var(--border-hover); }
.lang-flag { font-size: 1.1rem; }
.lang-arrow { width: 16px; height: 16px; transition: transform 0.2s; }
.language-switcher.active .lang-arrow { transform: rotate(180deg); }
.lang-dropdown {
    position: absolute;
    top: calc(100% + 8px);
    right: 0;
    min-width: 180px;
    max-height: 400px;
    overflow-y: auto;
    padding: 8px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all 0.2s;
    z-index: 1001;
}
.lang-dropdown::-webkit-scrollbar {
    width: 6px;
}
.lang-dropdown::-webkit-scrollbar-track {
    background: transparent;
}
.lang-dropdown::-webkit-scrollbar-thumb {
    background: var(--border);
    border-radius: 3px;
}
.lang-dropdown::-webkit-scrollbar-thumb:hover {
    background: var(--border-hover);
}
.language-switcher.active .lang-dropdown { opacity: 1; visibility: visible; transform: translateY(0); }
.lang-option {
    display: flex;
    align-items: center;
    gap: 10px;
    width: 100%;
    padding: 10px 12px;
    color: var(--text-secondary);
    font-size: 0.9rem;
    border-radius: var(--radius-sm);
    transition: all 0.15s;
}
.lang-option:hover { background: rgba(255, 255, 255, 0.08); color: var(--text); }
.lang-option span { font-size: 1.2rem; }

/* ========== Hero Section ========== */
.hero {
    min-height: 100vh;
    padding: 140px 24px 80px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    max-width: 1400px;
    margin: 0 auto;
}
.hero-container { max-width: 600px; }
.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 8px 18px;
    background: rgba(0, 212, 255, 0.1);
    border: 1px solid rgba(0, 212, 255, 0.2);
    border-radius: var(--radius-xl);
    font-size: 0.9rem;
    color: var(--accent);
    margin-bottom: 28px;
    animation: fadeInUp 0.6s ease-out;
}
.badge-dot { width: 8px; height: 8px; background: var(--accent); border-radius: 50%; animation: pulse 2s infinite; }
@keyframes pulse { 0%, 100% { opacity: 1; transform: scale(1); } 50% { opacity: 0.5; transform: scale(1.2); } }
.hero-title { font-size: clamp(2.5rem, 5vw, 4rem); font-weight: 800; line-height: 1.1; margin-bottom: 24px; }
.title-line { display: block; animation: fadeInUp 0.6s ease-out backwards; }
.title-line:nth-child(2) { animation-delay: 0.1s; }
.gradient-text { background: var(--gradient-1); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.hero-description { font-size: 1.15rem; color: var(--text-secondary); line-height: 1.7; margin-bottom: 36px; animation: fadeInUp 0.6s ease-out 0.2s backwards; }
.hero-actions { display: flex; gap: 16px; margin-bottom: 48px; animation: fadeInUp 0.6s ease-out 0.3s backwards; }
.btn { display: inline-flex; align-items: center; gap: 10px; padding: 14px 28px; font-weight: 600; font-size: 1rem; border-radius: var(--radius-xl); transition: all 0.3s; }
.btn-icon { width: 20px; height: 20px; }
.btn-primary { background: var(--gradient-1); color: var(--bg-dark); box-shadow: 0 4px 24px var(--accent-glow); }
.btn-primary:hover { transform: translateY(-3px); box-shadow: 0 8px 40px var(--accent-glow); }
.btn-secondary { background: rgba(255, 255, 255, 0.05); color: var(--text); border: 1px solid var(--border); }
.btn-secondary:hover { background: rgba(255, 255, 255, 0.1); border-color: var(--border-hover); }
.hero-stats { display: flex; align-items: center; gap: 24px; animation: fadeInUp 0.6s ease-out 0.4s backwards; }
.stat { text-align: center; }
.stat-value { display: block; font-size: 1.5rem; font-weight: 700; color: var(--text); }
.stat-label { font-size: 0.85rem; color: var(--text-muted); }
.stat-divider { width: 1px; height: 40px; background: var(--border); }
@keyframes fadeInUp { from { opacity: 0; transform: translateY(20px); } to { opacity: 1; transform: translateY(0); } }

/* ========== Hero Visual / App Preview ========== */
.hero-visual { position: relative; display: flex; justify-content: center; align-items: center; animation: fadeIn 1s ease-out 0.5s backwards; }
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }
.app-preview { position: relative; }
.app-window {
    width: 340px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg), 0 0 80px rgba(0, 212, 255, 0.1);
}
.window-titlebar {
    display: flex;
    align-items: center;
    padding: 12px 16px;
    background: rgba(0, 0, 0, 0.3);
    border-bottom: 1px solid var(--border);
}
.window-controls { display: flex; gap: 8px; margin-right: 12px; }
.control { width: 12px; height: 12px; border-radius: 50%; }
.control.close { background: #ff5f57; }
.control.minimize { background: #ffbd2e; }
.control.maximize { background: #28ca41; }
.window-title { flex: 1; font-size: 0.85rem; font-weight: 600; color: var(--text-secondary); }
.window-lang { font-size: 1rem; cursor: pointer; }
.window-content { padding: 20px; }
.preview-section { margin-bottom: 16px; padding: 14px; background: rgba(0, 0, 0, 0.2); border-radius: var(--radius-md); }
.preview-section .section-header { display: flex; align-items: center; gap: 8px; margin-bottom: 12px; font-size: 0.85rem; color: var(--text-secondary); }
.section-icon { font-size: 1rem; }
.mode-badge { padding: 3px 10px; background: rgba(34, 197, 94, 0.15); color: var(--green); font-size: 0.75rem; font-weight: 600; border-radius: var(--radius-sm); margin-left: auto; }
.position-display { display: flex; gap: 12px; }
.pos-item { flex: 1; display: flex; align-items: center; gap: 10px; padding: 10px 14px; background: rgba(0, 0, 0, 0.3); border-radius: var(--radius-sm); }
.pos-label { font-size: 0.8rem; font-weight: 600; color: var(--accent); }
.pos-value { font-family: var(--font-mono); font-size: 1rem; color: var(--text); }
.settings-row { display: flex; justify-content: space-between; align-items: center; padding: 8px 0; font-size: 0.9rem; color: var(--text-secondary); }
.settings-row:not(:last-child) { border-bottom: 1px solid var(--border); }
.setting-value { font-weight: 600; color: var(--text); }
.setting-value.button-left { color: var(--accent); }
.preview-btn {
    position: relative;
    width: 100%;
    padding: 14px;
    background: var(--gradient-1);
    color: var(--bg-dark);
    font-weight: 700;
    font-size: 1rem;
    border-radius: var(--radius-md);
    overflow: hidden;
}
.btn-pulse {
    position: absolute;
    inset: 0;
    background: rgba(255, 255, 255, 0.3);
    animation: btnPulse 2s infinite;
}
@keyframes btnPulse { 0% { transform: scale(0); opacity: 0.5; } 100% { transform: scale(2); opacity: 0; } }
.preview-hotkey { text-align: center; margin-top: 14px; font-size: 0.85rem; color: var(--text-muted); }
kbd {
    display: inline-block;
    padding: 4px 8px;
    background: rgba(0, 0, 0, 0.4);
    border: 1px solid var(--border);
    border-radius: 4px;
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--text-secondary);
}
.floating-element {
    position: absolute;
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    font-size: 1.5rem;
    box-shadow: var(--shadow-md);
    animation: floatElement 6s ease-in-out infinite;
}
.float-1 { top: -20px; right: -30px; animation-delay: 0s; }
.float-2 { bottom: 80px; left: -40px; animation-delay: -2s; }
.float-3 { bottom: -20px; right: 40px; animation-delay: -4s; }
@keyframes floatElement { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-12px); } }

/* ========== Sections Common ========== */
.section-container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.section-header-block { text-align: center; margin-bottom: 60px; }
.section-tag {
    display: inline-block;
    padding: 6px 16px;
    background: rgba(0, 212, 255, 0.1);
    border: 1px solid rgba(0, 212, 255, 0.2);
    border-radius: var(--radius-xl);
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--accent);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 20px;
}
.section-title { font-size: clamp(2rem, 4vw, 3rem); font-weight: 800; margin-bottom: 16px; }
.section-subtitle { font-size: 1.1rem; color: var(--text-secondary); max-width: 600px; margin: 0 auto; }

/* ========== Features Section ========== */
.features { padding: 120px 0; }
.features-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 24px; }
.feature-card {
    padding: 28px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    transition: all 0.3s;
}
.feature-card:hover { transform: translateY(-8px); border-color: var(--border-hover); box-shadow: var(--shadow-md); }
.feature-card.feature-highlight {
    grid-column: span 2;
    background: linear-gradient(135deg, rgba(0, 212, 255, 0.05) 0%, rgba(168, 85, 247, 0.05) 100%);
    border-color: rgba(0, 212, 255, 0.2);
}
.feature-icon-wrapper { margin-bottom: 20px; }
.feature-icon { font-size: 2.5rem; margin-bottom: 16px; }
.feature-card h3 { font-size: 1.25rem; font-weight: 700; margin-bottom: 12px; }
.feature-card p { color: var(--text-secondary); font-size: 0.95rem; line-height: 1.6; }
.feature-list { margin-top: 20px; display: flex; flex-direction: column; gap: 10px; }
.feature-list li {
    position: relative;
    padding-left: 24px;
    color: var(--text-secondary);
    font-size: 0.9rem;
}
.feature-list li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--green);
    font-weight: 700;
}

/* ========== Scenarios Section ========== */
.scenarios { padding: 120px 0; background: linear-gradient(180deg, transparent 0%, rgba(168, 85, 247, 0.02) 50%, transparent 100%); }

/* ========== Languages Section ========== */
.languages { padding: 120px 0; background: linear-gradient(180deg, transparent 0%, rgba(0, 212, 255, 0.02) 50%, transparent 100%); }
.languages-showcase { display: flex; justify-content: center; padding: 40px 0; }
.language-orbit { position: relative; width: 400px; height: 400px; }
.orbit-center {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 120px;
    height: 120px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    background: var(--bg-card);
    border: 2px solid var(--accent);
    border-radius: 50%;
    box-shadow: 0 0 40px var(--accent-glow);
}
.center-icon { font-size: 2rem; }
.center-text { font-size: 2rem; font-weight: 800; color: var(--accent); }
.center-label { font-size: 0.85rem; color: var(--text-muted); }
.language-item {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 80px;
    height: 44px;
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 8px 12px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    font-size: 0.8rem;
    transform-origin: center;
    transform: rotate(calc(var(--i) * 32.7deg)) translateX(160px) rotate(calc(var(--i) * -32.7deg)) translate(-50%, -50%);
    transition: all 0.3s;
    animation: orbitFloat 8s ease-in-out infinite;
    animation-delay: calc(var(--i) * -0.7s);
}
.language-item:hover { border-color: var(--accent); box-shadow: 0 0 20px var(--accent-glow); z-index: 10; transform: rotate(calc(var(--i) * 32.7deg)) translateX(160px) rotate(calc(var(--i) * -32.7deg)) translate(-50%, -50%) scale(1.1); }
.language-item span:first-child { font-size: 1.2rem; }
.lang-name { color: var(--text-secondary); white-space: nowrap; }
@keyframes orbitFloat { 0%, 100% { opacity: 0.8; } 50% { opacity: 1; } }

/* ========== Download Section ========== */
.download { padding: 120px 0; }
.download-card {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 40px;
    padding: 48px;
    background: linear-gradient(135deg, rgba(0, 212, 255, 0.08) 0%, rgba(168, 85, 247, 0.08) 100%);
    border: 1px solid rgba(0, 212, 255, 0.2);
    border-radius: var(--radius-xl);
    margin-bottom: 48px;
}
.download-tag {
    display: inline-block;
    padding: 6px 14px;
    background: var(--accent);
    color: var(--bg-dark);
    font-size: 0.8rem;
    font-weight: 700;
    border-radius: var(--radius-sm);
    margin-bottom: 16px;
}
.download-info h2 { font-size: 2rem; font-weight: 800; margin-bottom: 12px; }
.download-info p { color: var(--text-secondary); font-size: 1.05rem; margin-bottom: 24px; }
.download-features { display: flex; flex-wrap: wrap; gap: 20px; }
.dl-feature { display: flex; align-items: center; gap: 8px; color: var(--text-secondary); font-size: 0.95rem; }
.dl-feature svg { width: 20px; height: 20px; color: var(--green); }
.download-action { display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 16px; }
.version-info { text-align: center; }
.version-number { display: block; font-size: 1.5rem; font-weight: 800; color: var(--accent); }
.version-date { font-size: 0.85rem; color: var(--text-muted); }
.download-btn {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    padding: 18px 36px;
    background: var(--gradient-1);
    color: var(--bg-dark);
    font-weight: 700;
    font-size: 1.1rem;
    border-radius: var(--radius-xl);
    transition: all 0.3s;
    box-shadow: 0 4px 24px var(--accent-glow);
}
.download-btn:hover { transform: translateY(-3px) scale(1.02); box-shadow: 0 8px 40px var(--accent-glow); }
.download-btn svg { width: 24px; height: 24px; }
.download-size { font-size: 0.85rem; color: var(--text-muted); }
.store-buttons { display: flex; flex-direction: column; gap: 12px; width: 100%; }
.store-btn { justify-content: center; padding: 16px 28px; }
.store-btn.windows { background: linear-gradient(135deg, #0078d4 0%, #106ebe 100%); box-shadow: 0 4px 24px rgba(0, 120, 212, 0.3); }
.store-btn.apple { background: linear-gradient(135deg, #333 0%, #1a1a1a 100%); box-shadow: 0 4px 24px rgba(0, 0, 0, 0.3); }
.store-btn:hover { transform: translateY(-3px) scale(1.02); }
.system-requirements { text-align: center; }
.system-requirements h3 { font-size: 1.25rem; font-weight: 700; margin-bottom: 24px; color: var(--text-secondary); }
.requirements-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.requirement {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    padding: 24px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
}
.req-icon { font-size: 2rem; }
.req-label { font-size: 0.85rem; color: var(--text-muted); }
.req-value { font-size: 0.95rem; font-weight: 600; color: var(--text); text-align: center; }

/* ========== FAQ Section ========== */
.faq { padding: 120px 0; }
.faq-platform-title {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--text);
    margin: 40px 0 24px 0;
    padding-bottom: 12px;
    border-bottom: 2px solid var(--border);
}
.faq-platform-title:first-of-type { margin-top: 0; }
.faq-platform-title span:first-child { font-size: 1.5rem; }
.faq-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; margin-bottom: 20px; }
.faq-item {
    padding: 28px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    transition: all 0.3s;
}
.faq-item:hover { border-color: var(--border-hover); box-shadow: var(--shadow-sm); }
.faq-question { display: flex; align-items: flex-start; gap: 14px; margin-bottom: 14px; }
.faq-icon { font-size: 1.2rem; flex-shrink: 0; }
.faq-question h3 { font-size: 1.05rem; font-weight: 600; line-height: 1.4; }
.faq-answer p { color: var(--text-secondary); font-size: 0.95rem; line-height: 1.7; padding-left: 34px; }
.faq-answer code { padding: 2px 8px; background: rgba(0, 0, 0, 0.3); border-radius: 4px; font-family: var(--font-mono); font-size: 0.85rem; color: var(--accent); }

/* ========== Footer ========== */
.footer { padding: 80px 0 40px; border-top: 1px solid var(--border); background: linear-gradient(180deg, transparent 0%, rgba(0, 0, 0, 0.3) 100%); }
.footer-container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.footer-main { display: grid; grid-template-columns: 1.5fr 2fr; gap: 60px; margin-bottom: 48px; }
.footer-brand { max-width: 300px; }
.footer-logo { display: flex; align-items: center; gap: 10px; font-size: 1.5rem; font-weight: 800; margin-bottom: 16px; }
.footer-logo img { width: 32px; height: 32px; }
.footer-brand p { color: var(--text-secondary); font-size: 0.95rem; line-height: 1.6; }
.footer-links { display: grid; grid-template-columns: repeat(3, 1fr); gap: 40px; }
.footer-col h4 { font-size: 0.9rem; font-weight: 700; text-transform: uppercase; letter-spacing: 1px; color: var(--text); margin-bottom: 20px; }
.footer-col a { display: block; color: var(--text-secondary); font-size: 0.95rem; padding: 6px 0; transition: all 0.2s; }
.footer-col a:hover { color: var(--accent); transform: translateX(4px); }
.footer-bottom { display: flex; justify-content: space-between; align-items: center; padding-top: 32px; border-top: 1px solid var(--border); }
.footer-bottom p { color: var(--text-muted); font-size: 0.9rem; }
.footer-tech { color: var(--text-secondary); font-size: 0.9rem; }

/* ========== Responsive ========== */
@media (max-width: 1024px) {
    .hero { grid-template-columns: 1fr; text-align: center; padding-top: 120px; }
    .hero-container { max-width: 100%; }
    .hero-actions { justify-content: center; }
    .hero-stats { justify-content: center; }
    .hero-visual { margin-top: 40px; }
    .feature-card.feature-highlight { grid-column: span 1; }
    .download-card { grid-template-columns: 1fr; text-align: center; }
    .download-features { justify-content: center; }
    .faq-grid { grid-template-columns: 1fr; }
    .faq-platform-title { font-size: 1.1rem; margin: 32px 0 20px 0; }
    .footer-main { grid-template-columns: 1fr; text-align: center; }
    .footer-brand { max-width: 100%; margin: 0 auto; }
    .footer-links { justify-content: center; }
    .footer-bottom { flex-direction: column; gap: 16px; text-align: center; }
}

@media (max-width: 768px) {
    .nav-links { display: none; }
    .nav-cta { display: none; }
    .nav-toggle { display: flex; }
    .nav.menu-open .nav-links {
        display: flex;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        flex-direction: column;
        padding: 16px;
        background: var(--bg-dark);
        border-bottom: 1px solid var(--border);
    }
    .nav.menu-open .nav-links a { padding: 12px 16px; }
    .hero-title { font-size: 2.2rem; }
    .hero-actions { flex-direction: column; align-items: center; }
    .btn { width: 100%; max-width: 280px; justify-content: center; }
    .hero-stats { flex-direction: column; gap: 16px; }
    .stat-divider { width: 60px; height: 1px; }
    .app-window { width: 100%; max-width: 320px; }
    .language-orbit { width: 320px; height: 320px; }
    .language-item { transform: rotate(calc(var(--i) * 32.7deg)) translateX(120px) rotate(calc(var(--i) * -32.7deg)) translate(-50%, -50%); font-size: 0.7rem; padding: 6px 8px; width: 70px; }
    .language-item:hover { transform: rotate(calc(var(--i) * 32.7deg)) translateX(120px) rotate(calc(var(--i) * -32.7deg)) translate(-50%, -50%) scale(1.1); }
    .download-card { padding: 32px 24px; }
    .requirements-grid { grid-template-columns: 1fr; }
    .footer-links { grid-template-columns: 1fr; gap: 32px; }
}

@media (max-width: 480px) {
    .hero { padding: 100px 16px 60px; }
    .section-container { padding: 0 16px; }
    .hero-title { font-size: 1.8rem; }
    .hero-description { font-size: 1rem; }
    .section-title { font-size: 1.6rem; }
    .features, .languages, .download, .faq { padding: 80px 0; }
    .feature-card { padding: 20px; }
    .faq-answer p { padding-left: 0; margin-top: 8px; }
    .language-orbit { width: 280px; height: 280px; }
    .language-item { transform: rotate(calc(var(--i) * 32.7deg)) translateX(100px) rotate(calc(var(--i) * -32.7deg)) translate(-50%, -50%); }
    .language-item:hover { transform: rotate(calc(var(--i) * 32.7deg)) translateX(100px) rotate(calc(var(--i) * -32.7deg)) translate(-50%, -50%) scale(1.1); }
    .orbit-center { width: 90px; height: 90px; }
    .center-icon { font-size: 1.5rem; }
    .center-text { font-size: 1.5rem; }
}

/* ========== Cookie Banner ========== */
.cookie-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 10000;
    padding: 20px 24px;
    background: var(--bg-card);
    border-top: 1px solid var(--border);
    box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.5);
    transform: translateY(100%);
    transition: transform 0.3s ease;
}
.cookie-banner.show {
    transform: translateY(0);
}
.cookie-content {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
}
.cookie-text {
    flex: 1;
}
.cookie-text h4 {
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 8px;
    color: var(--text);
}
.cookie-text p {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.6;
}
.cookie-actions {
    display: flex;
    gap: 12px;
    flex-shrink: 0;
}
.cookie-btn {
    padding: 10px 24px;
    font-weight: 600;
    font-size: 0.9rem;
    border-radius: var(--radius-md);
    transition: all 0.2s;
    cursor: pointer;
}
.cookie-accept {
    background: var(--gradient-1);
    color: var(--bg-dark);
}
.cookie-accept:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px var(--accent-glow);
}
.cookie-reject {
    background: rgba(255, 255, 255, 0.05);
    color: var(--text);
    border: 1px solid var(--border);
}
.cookie-reject:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: var(--border-hover);
}

/* ========== Modal ========== */
.modal-overlay {
    position: fixed;
    inset: 0;
    z-index: 10001;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(8px);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}
.modal-overlay.active {
    opacity: 1;
    visibility: visible;
}
.modal-content {
    max-width: 800px;
    max-height: 90vh;
    width: 100%;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    transform: scale(0.9);
    transition: transform 0.3s ease;
}
.modal-overlay.active .modal-content {
    transform: scale(1);
}
.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 24px 28px;
    border-bottom: 1px solid var(--border);
}
.modal-header h2 {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--text);
}
.modal-close {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    font-size: 1.5rem;
    line-height: 1;
    cursor: pointer;
    transition: all 0.2s;
}
.modal-close:hover {
    background: rgba(255, 255, 255, 0.1);
    color: var(--text);
    border-color: var(--border-hover);
}
.modal-body {
    padding: 28px;
    overflow-y: auto;
    flex: 1;
}
.modal-text-content {
    color: var(--text-secondary);
    line-height: 1.8;
}
.modal-text-content h3 {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text);
    margin-bottom: 16px;
}
.modal-text-content h4 {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text);
    margin-top: 24px;
    margin-bottom: 12px;
}
.modal-text-content p {
    margin-bottom: 16px;
    font-size: 0.95rem;
}
.modal-text-content ul {
    margin: 16px 0;
    padding-left: 24px;
}
.modal-text-content li {
    margin-bottom: 8px;
    list-style-type: disc;
}
.modal-text-content a {
    color: var(--accent);
    text-decoration: underline;
}
.modal-text-content a:hover {
    color: var(--accent-dark);
}

@media (max-width: 768px) {
    .cookie-content {
        flex-direction: column;
        align-items: flex-start;
    }
    .cookie-actions {
        width: 100%;
    }
    .cookie-btn {
        flex: 1;
    }
    .modal-content {
        max-height: 95vh;
    }
    .modal-header,
    .modal-body {
        padding: 20px;
    }
}