/* ===========================
   CSS Variables & Reset
   =========================== */
:root {
    --bg-primary: #ffffff;
    --bg-secondary: #f8f9fa;
    --bg-tertiary: #e9ecef;
    --text-primary: #1a1a1a;
    --text-secondary: #6c757d;
    --text-tertiary: #adb5bd;
    --accent-primary: #6366f1;
    --accent-secondary: #8b5cf6;
    --accent-gradient: linear-gradient(135deg, #6366f1 0%, #8b5cf6 100%);
    --border-color: #e5e7eb;
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    --youtube: #ff0000;
    --instagram: #e4405f;
    --tiktok: #000000;
    --twitter: #1da1f2;
    --facebook: #1877f2;
    --spotify: #1db954;
    --soundcloud: #ff5500;
    --dailymotion: #0066dc;
    --vimeo: #1ab7ea;
    --vk: #0077ff;
    --reddit: #ff4500;
    --threads: #000000;
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    --spacing-3xl: 4rem;
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-full: 9999px;
    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 250ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 350ms cubic-bezier(0.4, 0, 0.2, 1);
}

[data-theme="dark"] {
    --bg-primary: #0f0f0f;
    --bg-secondary: #1a1a1a;
    --bg-tertiary: #2d2d2d;
    --text-primary: #ffffff;
    --text-secondary: #a0a0a0;
    --text-tertiary: #6c6c6c;
    --border-color: #2d2d2d;
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.5);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.5);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.5);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.5);
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    transition: background-color var(--transition-base), color var(--transition-base);
}
.container { max-width: 1200px; margin: 0 auto; padding: 0 var(--spacing-lg); }
a { text-decoration: none; color: inherit; transition: color var(--transition-fast); }
button { border: none; background: none; cursor: pointer; font-family: inherit; transition: all var(--transition-fast); }

/* Navigation */
.navbar {
    position: fixed; top: 0; left: 0; right: 0;
    background-color: var(--bg-primary);
    border-bottom: 1px solid var(--border-color);
    z-index: 1000; backdrop-filter: blur(10px);
    background-color: rgba(255, 255, 255, 0.9);
}
[data-theme="dark"] .navbar { background-color: rgba(15, 15, 15, 0.9); }
.nav-content { display: flex; align-items: center; justify-content: space-between; height: 70px; }
.logo { display: flex; align-items: center; gap: var(--spacing-sm); font-size: 1.5rem; font-weight: 700; }
.logo i { font-size: 1.75rem; }
.logo-text { font-family: 'Inter', sans-serif; letter-spacing: -0.02em; }
.logo-down { font-weight: 500; color: #2c2a2e; }
.logo-tube { font-weight: 700; color: #e00000; }
.nav-links { display: flex; gap: var(--spacing-xl); }
.nav-links a { font-weight: 500; color: var(--text-secondary); transition: color var(--transition-fast); }
.nav-links a:hover { color: var(--accent-primary); }
.nav-controls { display: flex; align-items: center; gap: var(--spacing-md); }

/* Language Selector */
.language-selector { position: relative; }
.lang-btn { display: flex; align-items: center; gap: var(--spacing-sm); padding: var(--spacing-sm) var(--spacing-md); background-color: var(--bg-secondary); border-radius: var(--radius-md); font-weight: 500; color: var(--text-primary); }
.lang-btn:hover { background-color: var(--bg-tertiary); }
.lang-dropdown { position: absolute; top: calc(100% + var(--spacing-sm)); right: 0; background-color: var(--bg-primary); border: 1px solid var(--border-color); border-radius: var(--radius-lg); box-shadow: var(--shadow-lg); min-width: 200px; max-height: 400px; overflow-y: auto; opacity: 0; visibility: hidden; transform: translateY(-10px); transition: all var(--transition-base); z-index: 100; }
.lang-dropdown.active { opacity: 1; visibility: visible; transform: translateY(0); }
.lang-option { display: block; width: 100%; padding: var(--spacing-md); text-align: left; color: var(--text-primary); transition: background-color var(--transition-fast); }
.lang-option:hover { background-color: var(--bg-secondary); }

/* Theme Toggle */
.theme-toggle { display: flex; align-items: center; justify-content: center; width: 40px; height: 40px; background-color: var(--bg-secondary); border-radius: var(--radius-md); color: var(--text-primary); font-size: 1.125rem; }
.theme-toggle:hover { background-color: var(--bg-tertiary); }

/* Mobile Menu */
.mobile-menu-toggle { display: none; align-items: center; justify-content: center; width: 40px; height: 40px; background-color: var(--bg-secondary); border-radius: var(--radius-md); color: var(--text-primary); font-size: 1.25rem; }
.mobile-menu { position: fixed; top: 70px; left: 0; right: 0; background-color: var(--bg-primary); border-bottom: 1px solid var(--border-color); max-height: 0; overflow: hidden; transition: max-height var(--transition-base); z-index: 999; }
.mobile-menu.active { max-height: 400px; }
.mobile-menu-links { display: flex; flex-direction: column; padding: var(--spacing-md) 0; }
.mobile-menu-links a { padding: var(--spacing-md) var(--spacing-lg); color: var(--text-secondary); font-weight: 500; transition: all var(--transition-fast); }
.mobile-menu-links a:hover { background-color: var(--bg-secondary); color: var(--accent-primary); }

/* Hero Section */
.hero { position: relative; padding: calc(70px + var(--spacing-xl)) 0 10px; overflow: hidden; background: var(--bg-primary); }
.hero-content { position: relative; z-index: 2; text-align: center; max-width: 1200px; margin: 0 auto; }
.hero-title { font-size: clamp(2rem, 5vw, 3.5rem); font-weight: 800; line-height: 1.2; margin-bottom: var(--spacing-md); background: var(--accent-gradient); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.hero-platforms { font-size: clamp(0.875rem, 1.5vw, 1rem); color: var(--text-secondary); margin-bottom: var(--spacing-lg); font-weight: 500; letter-spacing: 0.5px; }
.hero-subtitle { font-size: clamp(1rem, 2vw, 1.25rem); color: var(--text-secondary); margin-bottom: var(--spacing-3xl); line-height: 1.6; }

/* Download Box */
.download-box { background-color: var(--bg-secondary); border: 1px solid var(--border-color); border-radius: var(--radius-xl); padding: var(--spacing-xl); box-shadow: var(--shadow-xl); }
.platform-selector { display: flex; flex-wrap: wrap; gap: var(--spacing-sm); margin-bottom: var(--spacing-lg); justify-content: center; }
.platform-btn { display: flex; align-items: center; gap: var(--spacing-sm); padding: var(--spacing-sm) var(--spacing-md); background-color: var(--bg-primary); border: 2px solid var(--border-color); border-radius: var(--radius-md); font-weight: 500; color: var(--text-primary); transition: all var(--transition-fast); }
.platform-btn:hover { border-color: var(--accent-primary); color: var(--accent-primary); }
.platform-btn:hover i { color: var(--accent-primary); }

/* Download Form */
.download-form { display: flex; gap: var(--spacing-md); margin-bottom: var(--spacing-lg); align-items: center; }
.url-input { flex: 1; padding: var(--spacing-md) var(--spacing-lg); background-color: var(--bg-primary); border: 2px solid var(--border-color); border-radius: var(--radius-full); font-size: 1rem; color: var(--text-primary); transition: all var(--transition-fast); }
.url-input:focus { outline: none; border-color: var(--accent-primary); box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1); }
.url-input:disabled { opacity: 0.6; cursor: not-allowed; background-color: var(--bg-secondary); }

/* Paste Button */
.paste-btn { display: flex; align-items: center; justify-content: center; width: 48px; height: 48px; background: var(--accent-gradient); color: white; border-radius: var(--radius-md); font-size: 1.25rem; transition: all var(--transition-fast); flex-shrink: 0; }
.paste-btn:hover { transform: translateY(-2px); box-shadow: var(--shadow-lg); }
.paste-btn:disabled { opacity: 0.5; cursor: not-allowed; transform: none; }
.paste-btn:active { transform: translateY(0); }

/* Platform Icons - Hero Section (FontAwesome) */
.hero-platform-icons {
    display: flex;
    flex-wrap: wrap;
    gap: 4px;
    justify-content: center;
    padding: 8px 12px;
    margin-top: 48px;
    margin-bottom: 25px;
}
.hero-platform-icons::-webkit-scrollbar { display: none; }
.hero-platform-icons .platform-icon {
    width: 52px;
    height: 52px;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: white;
    border-radius: 50%;
    padding: 12px;
    transition: all 0.3s ease;
    cursor: pointer;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}
.hero-platform-icons .platform-icon i {
    font-size: 24px;
}
.hero-platform-icons .platform-icon:hover {
    transform: translateY(-4px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.15);
}

/* Platform Icons - Download Box (SVG) */
.download-box .platform-icons {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    justify-content: center;
    align-items: center;
    margin-top: var(--spacing-xl);
    padding: var(--spacing-md) 0;
}
.download-box .platform-icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: white;
    border-radius: 12px;
    padding: 14px;
    transition: all 0.3s ease;
    cursor: pointer;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}
.download-box .platform-icon:hover {
    transform: translateY(-4px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.15);
}
.download-box .platform-icon svg { width: 100%; height: 100%; }
.download-box .platform-icon:nth-child(1) svg { fill: #FF0000; }
.download-box .platform-icon:nth-child(2) svg { fill: #E4405F; }
.download-box .platform-icon:nth-child(3) svg { fill: #000000; }
.download-box .platform-icon:nth-child(4) svg { fill: #0066DC; }
.download-box .platform-icon:nth-child(5) svg { fill: #1AB7EA; }
.download-box .platform-icon:nth-child(6) svg { fill: #0077FF; }
.download-box .platform-icon:nth-child(7) svg { fill: #FF4500; }
.download-box .platform-icon:nth-child(8) svg { fill: #000000; }
.download-box .platform-icon:nth-child(9) svg { fill: #1DB954; }
.download-box .platform-icon:nth-child(10) svg { fill: #FF5500; }
.download-box .platform-icon:nth-child(11) svg { fill: #000000; }
.download-box .platform-icon:nth-child(12) svg { fill: #1877F2; }

/* Progress Bar */
.progress-container { margin-top: var(--spacing-lg); }
.progress-bar { width: 100%; height: 8px; background-color: var(--bg-tertiary); border-radius: var(--radius-full); overflow: hidden; margin-bottom: var(--spacing-sm); }
.progress-fill { height: 100%; background: var(--accent-gradient); border-radius: var(--radius-full); transition: width 0.3s ease; width: 0%; }
.progress-text { text-align: center; font-size: 0.875rem; font-weight: 500; color: var(--text-secondary); }

/* Terms Notice */
.terms-notice { text-align: center; font-size: 0.875rem; color: var(--text-secondary); }
.terms-text { margin-bottom: var(--spacing-xs); }
.terms-link { color: var(--accent-primary); text-decoration: underline; font-weight: 500; }
.terms-link:hover { color: var(--accent-secondary); }
.copyright-notice { font-size: 0.8rem; color: var(--text-tertiary); }

/* Video Ad Container */
.video-ad-container { margin-top: var(--spacing-xl); margin-bottom: var(--spacing-xl); max-width: 728px; margin-left: auto; margin-right: auto; }
.ad-placeholder { background-color: var(--bg-secondary); border: 2px dashed var(--border-color); border-radius: var(--radius-lg); padding: var(--spacing-2xl); display: flex; flex-direction: column; align-items: center; gap: var(--spacing-md); color: var(--text-tertiary); }
.ad-placeholder i { font-size: 2.5rem; }
.ad-placeholder span { font-size: 0.875rem; font-weight: 500; }

/* Hero Background */
.hero-bg { position: absolute; top: 0; left: 0; right: 0; bottom: 0; overflow: hidden; z-index: 1; }
.hero-shape { position: absolute; border-radius: 50%; filter: blur(60px); opacity: 0.3; animation: float 20s infinite ease-in-out; }
.shape-1 { width: 400px; height: 400px; background: var(--accent-primary); top: -200px; left: -200px; animation-delay: 0s; }
.shape-2 { width: 500px; height: 500px; background: var(--accent-secondary); top: 50%; right: -250px; animation-delay: 5s; }
.shape-3 { width: 300px; height: 300px; background: var(--accent-primary); bottom: -150px; left: 50%; animation-delay: 10s; }
@keyframes float { 0%, 100% { transform: translate(0, 0) rotate(0deg); } 33% { transform: translate(30px, -30px) rotate(120deg); } 66% { transform: translate(-20px, 20px) rotate(240deg); } }

/* Stats Section */
.stats { padding: var(--spacing-3xl) 0; background-color: var(--bg-secondary); }
.stats-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: var(--spacing-xl); }
.stat-item { text-align: center; padding: var(--spacing-lg); }
.stat-icon { font-size: 2.5rem; color: var(--accent-primary); margin-bottom: var(--spacing-md); }
.stat-number { font-size: 2.5rem; font-weight: 800; color: var(--text-primary); margin-bottom: var(--spacing-sm); }
.stat-label { font-size: 1rem; color: var(--text-secondary); font-weight: 500; }

/* Section Styles */
.section-header { text-align: center; margin-bottom: var(--spacing-3xl); }
.section-title { font-size: clamp(2rem, 4vw, 2.5rem); font-weight: 800; margin-bottom: var(--spacing-md); }
.section-subtitle { font-size: clamp(1rem, 2vw, 1.125rem); color: var(--text-secondary); max-width: 600px; margin: 0 auto; }

/* Features Section */
.features { padding: var(--spacing-3xl) 0; }
.features-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: var(--spacing-xl); }
.feature-card { padding: var(--spacing-xl); background-color: var(--bg-secondary); border: 1px solid var(--border-color); border-radius: var(--radius-xl); transition: all var(--transition-base); }
.feature-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-xl); border-color: var(--accent-primary); }
.feature-icon { width: 60px; height: 60px; display: flex; align-items: center; justify-content: center; background: var(--accent-gradient); border-radius: var(--radius-lg); color: white; font-size: 1.75rem; margin-bottom: var(--spacing-lg); }
.feature-title { font-size: 1.25rem; font-weight: 700; margin-bottom: var(--spacing-md); }
.feature-desc { color: var(--text-secondary); line-height: 1.6; }

/* Platforms Section */
.platforms { padding: var(--spacing-3xl) 0; background-color: var(--bg-secondary); }
.platforms-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: var(--spacing-lg); }
.platform-card { padding: var(--spacing-xl); background-color: var(--bg-primary); border: 1px solid var(--border-color); border-radius: var(--radius-xl); text-align: center; transition: all var(--transition-base); }
.platform-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-xl); }
.platform-icon { width: 70px; height: 70px; display: flex; align-items: center; justify-content: center; margin: 0 auto var(--spacing-lg); border-radius: var(--radius-full); font-size: 2rem; color: white; }
.platform-icon.youtube { background-color: var(--youtube); }
.platform-icon.instagram { background: linear-gradient(45deg, #f09433 0%, #e6683c 25%, #dc2743 50%, #cc2366 75%, #bc1888 100%); }
.platform-icon.tiktok { background-color: var(--tiktok); }
.platform-icon.twitter { background-color: var(--twitter); }
.platform-icon.facebook { background-color: var(--facebook); }
.platform-icon.spotify { background-color: var(--spotify); }
.platform-icon.soundcloud { background-color: var(--soundcloud); }
.platform-icon.dailymotion { background-color: var(--dailymotion); }
.platform-icon.vimeo { background-color: var(--vimeo); }
.platform-icon.vk { background-color: var(--vk); }
.platform-icon.reddit { background-color: var(--reddit); }
.platform-icon.threads { background: linear-gradient(135deg, #000000 0%, #333333 100%); }
.platform-name { font-size: 1.25rem; font-weight: 700; margin-bottom: var(--spacing-md); }
.platform-desc { color: var(--text-secondary); font-size: 0.9rem; line-height: 1.5; }

/* How To Section */
.how-to { padding: var(--spacing-3xl) 0; }
.steps-container { display: flex; align-items: stretch; justify-content: center; gap: var(--spacing-lg); max-width: 1000px; margin: 0 auto; }
.step-card { position: relative; padding: var(--spacing-xl); background-color: var(--bg-secondary); border: 2px solid var(--border-color); border-radius: var(--radius-xl); text-align: center; transition: all var(--transition-base); flex: 1; min-width: 200px; max-width: 280px; display: flex; flex-direction: column; }
.step-card:hover { border-color: var(--accent-primary); transform: scale(1.05); box-shadow: var(--shadow-xl); }
.step-number { position: absolute; top: -20px; left: 50%; transform: translateX(-50%); width: 40px; height: 40px; display: flex; align-items: center; justify-content: center; background: var(--accent-gradient); color: white; border-radius: var(--radius-full); font-weight: 700; font-size: 1.25rem; }
.step-icon { font-size: 3rem; color: var(--accent-primary); margin: var(--spacing-lg) 0; }
.step-title { font-size: 1.25rem; font-weight: 700; margin-bottom: var(--spacing-md); }
.step-desc { color: var(--text-secondary); line-height: 1.6; flex: 1; }
.step-arrow { display: flex; align-items: center; justify-content: center; font-size: 2rem; color: var(--accent-primary); flex-shrink: 0; }

/* FAQ Section */
.faq { padding: var(--spacing-3xl) 0; background-color: var(--bg-secondary); }
.faq-grid { max-width: 800px; margin: 0 auto; display: flex; flex-direction: column; gap: var(--spacing-md); }
.faq-item { background-color: var(--bg-primary); border: 1px solid var(--border-color); border-radius: var(--radius-lg); overflow: hidden; transition: all var(--transition-base); }
.faq-item:hover { box-shadow: var(--shadow-md); }
.faq-question { display: flex; align-items: center; justify-content: space-between; padding: var(--spacing-lg); cursor: pointer; user-select: none; }
.faq-question h3 { font-size: 1.125rem; font-weight: 600; flex: 1; }
.faq-question i { color: var(--accent-primary); transition: transform var(--transition-base); }
.faq-item.active .faq-question i { transform: rotate(180deg); }
.faq-answer { max-height: 0; overflow: hidden; transition: max-height var(--transition-base); }
.faq-item.active .faq-answer { max-height: 500px; }
.faq-answer p { padding: 0 var(--spacing-lg) var(--spacing-lg); color: var(--text-secondary); line-height: 1.6; }

/* Footer */
.footer { padding: var(--spacing-3xl) 0 var(--spacing-lg); background-color: var(--bg-secondary); border-top: 1px solid var(--border-color); }
.footer-content { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: var(--spacing-2xl); margin-bottom: var(--spacing-2xl); }
.footer-section h4 { margin-bottom: var(--spacing-lg); font-size: 1.125rem; font-weight: 700; }
.footer-logo { display: flex; align-items: center; gap: var(--spacing-sm); font-size: 1.5rem; font-weight: 700; color: var(--accent-primary); margin-bottom: var(--spacing-md); }
.footer-desc { color: var(--text-secondary); line-height: 1.6; margin-bottom: var(--spacing-lg); }
.footer-social { display: flex; gap: var(--spacing-md); }
.footer-social a { width: 40px; height: 40px; display: flex; align-items: center; justify-content: center; background-color: var(--bg-primary); border-radius: var(--radius-md); color: var(--text-secondary); transition: all var(--transition-fast); }
.footer-social a:hover { background: var(--accent-gradient); color: white; transform: translateY(-3px); }
.footer-links { list-style: none; }
.footer-links li { margin-bottom: var(--spacing-sm); }
.footer-links a { color: var(--text-secondary); transition: color var(--transition-fast); }
.footer-links a:hover { color: var(--accent-primary); }
.footer-bottom { padding-top: var(--spacing-xl); border-top: 1px solid var(--border-color); text-align: center; color: var(--text-secondary); font-size: 0.875rem; }
.footer-bottom p { margin-bottom: var(--spacing-sm); }

/* Scroll to Top */
.scroll-top { position: fixed; bottom: 30px; right: 30px; width: 50px; height: 50px; display: flex; align-items: center; justify-content: center; background: var(--accent-gradient); color: white; border-radius: var(--radius-full); box-shadow: var(--shadow-lg); opacity: 0; visibility: hidden; transform: translateY(20px); transition: all var(--transition-base); z-index: 999; }
.scroll-top.visible { opacity: 1; visibility: visible; transform: translateY(0); }
.scroll-top:hover { transform: translateY(-5px); box-shadow: var(--shadow-xl); }

/* Modal Styles */
.modal-overlay { position: fixed; top: 0; left: 0; right: 0; bottom: 0; background-color: rgba(0, 0, 0, 0.6); display: flex; align-items: center; justify-content: center; z-index: 10000; opacity: 0; visibility: hidden; transition: all var(--transition-base); padding: var(--spacing-lg); }
.modal-overlay.active { opacity: 1; visibility: visible; }
.modal-content { background-color: var(--bg-primary); border-radius: var(--radius-xl); max-width: 600px; width: 100%; max-height: 90vh; overflow-y: auto; box-shadow: var(--shadow-xl); transform: scale(0.9); transition: transform var(--transition-base); }
.modal-overlay.active .modal-content { transform: scale(1); }
.modal-header { display: flex; align-items: center; justify-content: space-between; padding: var(--spacing-lg); border-bottom: 1px solid var(--border-color); height: 30px; }
.modal-header h3 { font-size: 1.25rem; font-weight: 700; }
.modal-close { width: 36px; height: 36px; display: flex; align-items: center; justify-content: center; background-color: var(--bg-secondary); border-radius: var(--radius-md); color: var(--text-primary); transition: all var(--transition-fast); }
.modal-close:hover { background-color: var(--bg-tertiary); }
.modal-ad-zone { display: flex; justify-content: center; align-items: center; padding: 16px 24px; min-height: 270px; background-color: var(--bg-secondary); border-bottom: 1px solid var(--border-color); }
#modal-banner-300x250 { width: 300px; height: 250px; position: relative; display: flex; justify-content: center; align-items: center; }
.modal-body { padding: var(--spacing-lg); }
.modal-body p { color: var(--text-secondary); line-height: 1.7; font-size: 0.95rem; }
.modal-footer { display: flex; gap: var(--spacing-md); padding: var(--spacing-lg); border-top: 1px solid var(--border-color); justify-content: flex-end; }
.modal-btn { padding: var(--spacing-sm) var(--spacing-xl); border-radius: var(--radius-md); font-weight: 600; font-size: 0.95rem; transition: all var(--transition-fast); }
.modal-btn-primary { background: var(--accent-gradient); color: white; }
.modal-btn-primary:hover { transform: translateY(-2px); box-shadow: var(--shadow-md); }
.modal-btn-secondary { background-color: var(--bg-secondary); color: var(--text-primary); border: 1px solid var(--border-color); }
.modal-btn-secondary:hover { background-color: var(--bg-tertiary); }

/* Legal Pages */
.legal-page { padding: calc(70px + var(--spacing-3xl)) 0 var(--spacing-3xl); min-height: 100vh; }
.legal-content { max-width: 800px; margin: 0 auto; }
.legal-content h1 { font-size: clamp(2rem, 4vw, 2.5rem); font-weight: 800; margin-bottom: var(--spacing-md); background: var(--accent-gradient); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.last-updated { color: var(--text-tertiary); font-size: 0.875rem; margin-bottom: var(--spacing-2xl); }
.legal-section { margin-bottom: var(--spacing-2xl); }
.legal-section h2 { font-size: 1.5rem; font-weight: 700; margin-bottom: var(--spacing-md); color: var(--text-primary); display: flex; align-items: center; gap: var(--spacing-sm); }
.legal-section h2 i { color: var(--accent-primary); }
.legal-section p { color: var(--text-secondary); line-height: 1.7; margin-bottom: var(--spacing-md); }
.legal-section ul { list-style: none; padding-left: var(--spacing-lg); }
.legal-section ul li { color: var(--text-secondary); line-height: 1.7; margin-bottom: var(--spacing-sm); position: relative; }
.legal-section ul li::before { content: '•'; color: var(--accent-primary); font-weight: bold; position: absolute; left: -1rem; }
.legal-footer { margin-top: var(--spacing-3xl); padding-top: var(--spacing-xl); border-top: 1px solid var(--border-color); }
.back-link { display: inline-flex; align-items: center; gap: var(--spacing-sm); color: var(--accent-primary); font-weight: 600; transition: all var(--transition-fast); }
.back-link:hover { color: var(--accent-secondary); transform: translateX(-5px); }

/* Personal Use Page */
.policy-header { text-align: center; margin-bottom: var(--spacing-2xl); }
.policy-icon { width: 80px; height: 80px; display: flex; align-items: center; justify-content: center; background: var(--accent-gradient); border-radius: var(--radius-full); color: white; font-size: 2.5rem; margin: 0 auto var(--spacing-lg); }
.policy-tagline { color: var(--text-secondary); font-size: 1.125rem; }
.policy-highlight { display: flex; align-items: flex-start; gap: var(--spacing-md); padding: var(--spacing-lg); background-color: rgba(99, 102, 241, 0.1); border: 1px solid var(--accent-primary); border-radius: var(--radius-lg); margin-bottom: var(--spacing-2xl); }
.policy-highlight i { color: var(--accent-primary); font-size: 1.5rem; flex-shrink: 0; }
.policy-highlight p { color: var(--text-secondary); line-height: 1.6; margin: 0; }
.policy-list { display: flex; flex-direction: column; gap: var(--spacing-md); }
.policy-item { display: flex; align-items: flex-start; gap: var(--spacing-md); padding: var(--spacing-md); background-color: var(--bg-secondary); border-radius: var(--radius-md); }
.policy-item i { font-size: 1.25rem; flex-shrink: 0; margin-top: 2px; }
.policy-list.allowed .policy-item i { color: #10b981; }
.policy-list.prohibited .policy-item i { color: #ef4444; }
.policy-item strong { display: block; margin-bottom: var(--spacing-xs); color: var(--text-primary); }
.policy-item p { color: var(--text-secondary); font-size: 0.9rem; margin: 0; }
.disclaimer-box { padding: var(--spacing-lg); background-color: var(--bg-secondary); border-radius: var(--radius-lg); border-left: 4px solid var(--accent-primary); }
.disclaimer-box p { margin-bottom: var(--spacing-md); }
.disclaimer-box p:last-child { margin-bottom: 0; }
.disclaimer-box a { color: var(--accent-primary); text-decoration: underline; }

/* Responsive Design */
@media (max-width: 1024px) {
    .step-arrow { display: none; }
    .steps-container { flex-wrap: wrap; }
    .step-card { max-width: none; flex: 1 1 calc(33.333% - var(--spacing-lg)); }
}

@media (max-width: 768px) {
    .nav-links { display: none; }
    .mobile-menu-toggle { display: flex; }
    .hero { padding: calc(70px + var(--spacing-lg)) 0 10px; }
    .platform-selector { justify-content: flex-start; overflow-x: auto; flex-wrap: nowrap; padding-bottom: var(--spacing-sm); }
    .download-form { flex-direction: column; }
    .url-input { width: 100%; }
    .paste-btn { width: 100%; }
    .features-grid, .platforms-grid { grid-template-columns: 1fr; }
    .stats-grid { grid-template-columns: repeat(2, 1fr); }
    .footer-content { grid-template-columns: 1fr; }
    .steps-container { flex-direction: column; align-items: center; }
    .step-card { max-width: 350px; width: 100%; }
    .modal-footer { flex-direction: column; }
    .modal-btn { width: 100%; text-align: center; }
    /* Hero platform icons - make smaller on mobile */
    .hero-platform-icons {
        gap: 3px;
        padding: 6px 12px;
        margin-top: 25px;
        margin-bottom: 25px;
    }
    .hero-platform-icons .platform-icon {
        width: 44px;
        height: 44px;
        padding: 10px;
    }
    .hero-platform-icons .platform-icon i {
        font-size: 20px;
    }
    /* Download box platform icons - responsive */
    .download-box .platform-icons { gap: 10px; }
    .download-box .platform-icon { width: 48px; height: 48px; padding: 12px; }
}

@media (max-width: 480px) {
    .hero-title { font-size: 1.75rem; }
    .hero-subtitle { font-size: 1rem; }
    .hero-platforms { font-size: 0.75rem; }
    .section-title { font-size: 1.75rem; }
    .stats-grid { grid-template-columns: 1fr; }
    .stat-number { font-size: 2rem; }
    /* Hero platform icons - even smaller on very small screens */
    .hero-platform-icons {
        gap: 2px;
        padding: 4px 10px;
        margin-top: 24px;
        margin-bottom: 25px;
    }
    .hero-platform-icons .platform-icon {
        width: 38px;
        height: 38px;
        padding: 8px;
    }
    .hero-platform-icons .platform-icon i {
        font-size: 18px;
    }
    /* Download box platform icons */
    .download-box .platform-icons { gap: 8px; }
    .download-box .platform-icon { width: 42px; height: 42px; padding: 10px; }
}

/* Utility Classes */
.text-gradient { background: var(--accent-gradient); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.pulse { animation: pulse 2s infinite; }
@keyframes pulse { 0%, 100% { opacity: 1; } 50% { opacity: 0.5; } }

/* Loading Animation */
.loading { display: inline-block; width: 20px; height: 20px; border: 3px solid rgba(255, 255, 255, 0.3); border-radius: 50%; border-top-color: white; animation: spin 0.8s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }

/* Scrollbar Styling */
::-webkit-scrollbar { width: 10px; }
::-webkit-scrollbar-track { background: var(--bg-secondary); }
::-webkit-scrollbar-thumb { background: var(--accent-primary); border-radius: var(--radius-full); }
::-webkit-scrollbar-thumb:hover { background: var(--accent-secondary); }


@media (max-width: 480px) {
  #modal-banner-300x250 {
      transform: scale(0.9);
      transform-origin: center;
  }
}

/* Modal Banner Ad 
#modal-ad-container {
    display: flex;
    justify-content: center;
    align-items: center;
    text-align: center;
    width: 100%;
    margin-bottom: 24px;
    overflow: hidden;
}

#modal-banner-300x250 {
    width: 300px;
    height: 250px;
    margin: 0 auto;
    position: relative;
    text-align: center;
    display: flex;
    justify-content: center;
    align-items: center;
}
*/
/* Quality Modal Responsive */
@media (max-width: 768px) {
    #qualityModal .modal-content {
        max-width: 95% !important;
        margin: 10px !important;
    }
    .modal-ad-zone {
        padding: 12px !important;
        min-height: 240px !important;
    }
    #modal-banner-300x250 {
        transform: scale(0.9);
        transform-origin: center;
    }
    #qualityModal .modal-body {
        padding: 12px !important;
    }
    /* Video info grid - make single column, reverse order */
    #qualityModal .modal-body > div[style*="grid-template-columns"] {
        display: flex !important;
        flex-direction: column !important;
        gap: 12px !important;
        margin-bottom: 16px !important;
        grid-template-columns: unset !important;
    }
    /* Video thumbnail - make smaller and put first */
    #qualityModal .modal-body > div:first-child > div:first-child {
        order: 1 !important;
    }
    #qualityModal .modal-body > div:first-child > div:first-child img,
    #qualityModal .modal-body > div:first-child > div:first-child > div {
        max-width: 200px !important;
        margin: 0 auto !important;
    }
    /* Video info - put after thumbnail */
    #qualityModal .modal-body > div:first-child > div:last-child {
        order: 2 !important;
    }
    /* Video title and info - smaller text */
    #qualityModal .modal-body h3 {
        font-size: 1rem !important;
        line-height: 1.4 !important;
        margin-bottom: 8px !important;
        word-break: break-word !important;
    }
    #qualityModal .modal-body p {
        font-size: 0.8rem !important;
        margin-bottom: 4px !important;
    }
    /* Quality option cards - stack content vertically */
    .quality-option {
        flex-direction: column !important;
        align-items: flex-start !important;
        gap: 12px !important;
        padding: 12px !important;
    }
    .quality-option > div {
        width: 100% !important;
    }
    .quality-option > div > div:first-child {
        font-size: 1rem !important;
    }
    .quality-option > div > div:last-child {
        font-size: 0.8rem !important;
    }
    .quality-option button {
        width: 100% !important;
        pointer-events: auto !important;
    }
    /* Modal tabs - make responsive */
    #qualityModal .modal-tab {
        padding: 10px 12px !important;
        font-size: 0.8rem !important;
    }
    
    /* Modal banner - force center on mobile 
    #modal-ad-container {
      display: flex !important;  
      justify-content: center !important;
      align-items: center !important;
      text-align: center !important;
      margin-left: auto !important;
      margin-right: auto !important;
  }
  #modal-banner-300x250 {
      display: block !important;
      margin: 0 auto !important;
  }
  */
}

/* ===============================
   CONTACT FORM FIX (ISOLATED)
================================ */

.contact-form {
    margin-top: 32px;
    max-width: 720px;
    width: 100%;
}

.contact-form .form-group {
    display: flex;
    flex-direction: column;
    margin-bottom: 20px;
}

.contact-form label {
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--text-primary);
    font-size: 14px;
}

.contact-form input,
.contact-form select,
.contact-form textarea {
    width: 100%;
    padding: 14px 16px;
    border-radius: 10px;
    border: 1px solid var(--border-color);
    background: var(--bg-secondary);
    color: var(--text-primary);
    font-size: 15px;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.contact-form input::placeholder,
.contact-form textarea::placeholder {
    color: var(--text-muted);
}

.contact-form input:focus,
.contact-form select:focus,
.contact-form textarea:focus {
    outline: none;
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 2px rgba(0, 150, 255, 0.15);
}

.contact-form textarea {
    resize: vertical;
    min-height: 160px;
}

.contact-form select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='20' height='20' fill='gray' viewBox='0 0 16 16'%3E%3Cpath d='M1.5 5.5l6 6 6-6'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 14px center;
    background-size: 14px;
}

.contact-form .submit-btn {
    margin-top: 12px;
    padding: 14px 20px;
    border-radius: 12px;
    border: none;
    font-weight: 600;
    font-size: 16px;
    cursor: pointer;
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    color: #fff;
    transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.contact-form .submit-btn:hover {
    transform: translateY(-1px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.15);
}

.contact-form .form-status {
    margin-top: 12px;
    font-size: 14px;
}

/* Mobile fix */
@media (max-width: 600px) {
    .contact-form {
        max-width: 100%;
    }

    .contact-form input,
    .contact-form select,
    .contact-form textarea {
        font-size: 14px;
    }
}