:root {
    --bg-color: #0f172a;
    --surface-color: rgba(30, 41, 59, 0.7);
    --accent-glow: #38bdf8;
    --primary-gradient: linear-gradient(135deg, #38bdf8 0%, #818cf8 100%);
    --secondary-gradient: linear-gradient(135deg, #10b981 0%, #059669 100%);
    --text-primary: #f8fafc;
    --text-secondary: #94a3b8;
    --border-color: rgba(255, 255, 255, 0.1);
}
* { margin: 0; padding: 0; box-sizing: border-box; font-family: 'Outfit', sans-serif; scroll-behavior: smooth; }
body { background-color: var(--bg-color); color: var(--text-primary); min-height: 100vh; display: flex; overflow-x: hidden; position: relative; top: 0 !important; }

.bg-glow { position: fixed; width: 600px; height: 600px; background: radial-gradient(circle, rgba(56,189,248,0.15) 0%, rgba(15,23,42,0) 70%); top: -200px; right: -200px; border-radius: 50%; z-index: -1; filter: blur(50px); animation: floatGlow 10s infinite alternate; }
.bg-glow-2 { position: fixed; width: 500px; height: 500px; background: radial-gradient(circle, rgba(16,185,129,0.1) 0%, rgba(15,23,42,0) 70%); bottom: -100px; left: -100px; border-radius: 50%; z-index: -1; filter: blur(50px); animation: floatGlow 15s infinite alternate-reverse; }
@keyframes floatGlow { 0% { transform: translateY(0) translateX(0); } 100% { transform: translateY(50px) translateX(-50px); } }

.sidebar { width: 280px; height: 100vh; background: var(--surface-color); backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px); border-right: 1px solid var(--border-color); position: fixed; padding: 30px 20px; display: flex; flex-direction: column; z-index: 10; overflow-y: auto; }
.sidebar h2 { font-size: 24px; margin-bottom: 40px; background: var(--primary-gradient); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; font-weight: 700; }
.nav-links { list-style: none; display: flex; flex-direction: column; gap: 15px; }
.nav-links li a { text-decoration: none; color: var(--text-secondary); font-size: 16px; font-weight: 500; padding: 10px 15px; border-radius: 8px; display: block; transition: all 0.3s ease; position: relative; }
.nav-links li a:hover, .nav-links li a.active { color: var(--text-primary); background: rgba(255,255,255,0.05); transform: translateX(5px); }
.nav-links li a.active::before { content: ''; position: absolute; left: 0; top: 50%; transform: translateY(-50%); height: 60%; width: 4px; background: var(--primary-gradient); border-radius: 0 4px 4px 0; }

.main-content { flex: 1; margin-left: 280px; padding: 50px 80px; max-width: 1100px; }
.gradient-text { background: var(--primary-gradient); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; display: inline-block; }

.option-item { background: rgba(255,255,255,0.02); border: 1px solid rgba(255,255,255,0.05); padding: 15px; border-radius: 8px; display: flex; flex-direction: column; gap: 5px; transition: 0.3s; }
.option-item:hover { background: rgba(56,189,248,0.05); border-color: rgba(56,189,248,0.3); transform: translateY(-2px); }
.option-title { font-weight: 700; color: #f8fafc; font-size: 15px; display: flex; align-items: center; gap: 8px; }
.option-icon { color: #38bdf8; }
.option-desc { font-size: 13px; color: var(--text-secondary); line-height: 1.5; }

.section { margin-bottom: 80px; opacity: 0; transform: translateY(20px); animation: fadeIn 0.8s ease forwards; }
.section:nth-child(1) { animation-delay: 0.1s; }
.section:nth-child(2) { animation-delay: 0.3s; }
.section:nth-child(3) { animation-delay: 0.5s; }
@keyframes fadeIn { to { opacity: 1; transform: translateY(0); } }

.section h1 { font-size: 42px; margin-bottom: 20px; font-weight: 700; }
.section h2 { font-size: 28px; margin-bottom: 20px; color: var(--text-primary); border-bottom: 1px solid var(--border-color); padding-bottom: 10px; }
.section h3 { font-size: 20px; margin-top: 25px; margin-bottom: 15px; color: var(--accent-glow); }
.section p { font-size: 16px; line-height: 1.7; color: var(--text-secondary); margin-bottom: 20px; }

.card-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 25px; margin-top: 30px; }
.glass-card { background: var(--surface-color); border: 1px solid var(--border-color); border-radius: 16px; padding: 25px; backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px); transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease; position: relative; overflow: hidden; }
.glass-card::before { content: ''; position: absolute; top: 0; left: -100%; width: 50%; height: 100%; background: linear-gradient(90deg, transparent, rgba(255,255,255,0.05), transparent); transform: skewX(-20deg); transition: 0.5s; }
.glass-card:hover::before { left: 150%; }
.glass-card:hover { transform: translateY(-5px); box-shadow: 0 10px 30px rgba(0,0,0,0.3); border-color: rgba(56,189,248,0.4); }

.icon-box { width: 45px; height: 45px; border-radius: 10px; display: flex; align-items: center; justify-content: center; font-size: 22px; margin-bottom: 15px; background: rgba(255,255,255,0.05); }
.card-primary .icon-box { background: var(--primary-gradient); color: white; }
.card-success .icon-box { background: var(--secondary-gradient); color: white; }

.step-list { list-style: none; counter-reset: my-awesome-counter; margin-bottom: 30px; }
.step-list li { position: relative; margin-bottom: 20px; color: var(--text-secondary); line-height: 1.6; background: rgba(255,255,255,0.02); padding: 20px 20px 20px 60px; border-radius: 12px; border: 1px solid rgba(255,255,255,0.05); }
.step-list li::before { counter-increment: my-awesome-counter; content: counter(my-awesome-counter); position: absolute; left: 15px; top: 50%; transform: translateY(-50%); width: 32px; height: 32px; background: var(--primary-gradient); border-radius: 50%; display: flex; align-items: center; justify-content: center; color: white; font-weight: bold; font-size: 14px; box-shadow: 0 4px 10px rgba(56,189,248,0.3); }
.step-list li span { display: block; color: var(--text-primary); font-weight: 600; margin-bottom: 5px; }

.badge { background: rgba(56,189,248,0.1); color: #38bdf8; padding: 2px 8px; border-radius: 4px; font-size: 12px; border: 1px solid rgba(56,189,248,0.2); vertical-align: middle; margin-left: 5px; }

.alert-box { background: rgba(239,68,68,0.1); border: 1px solid rgba(239,68,68,0.3); border-left: 4px solid #ef4444; padding: 20px; border-radius: 8px; margin: 20px 0; color: #fca5a5; }
.alert-box.info { background: rgba(56,189,248,0.1); border-color: rgba(56,189,248,0.3); border-left-color: #38bdf8; color: #bae6fd; }

code { background: rgba(0,0,0,0.3); padding: 3px 6px; border-radius: 4px; font-family: monospace; color: #fbbf24; }

.search-box { position: relative; margin-bottom: 25px; }
.search-box input { width: 100%; padding: 12px 15px 12px 40px; background: rgba(0,0,0,0.2); border: 1px solid var(--border-color); border-radius: 8px; color: var(--text-primary); font-size: 14px; outline: none; transition: 0.3s; font-family: 'Outfit', sans-serif; }
.search-box input:focus { border-color: var(--accent-glow); box-shadow: 0 0 10px rgba(56,189,248,0.2); background: rgba(0,0,0,0.4); }
.search-box .search-icon { position: absolute; left: 12px; top: 50%; transform: translateY(-50%); color: var(--text-secondary); font-size: 14px; }

.lang-selector { position: relative; margin-bottom: 25px; }
.lang-selector select { width: 100%; padding: 12px 15px 12px 40px; background: rgba(0,0,0,0.2); border: 1px solid var(--border-color); border-radius: 8px; color: var(--text-primary); font-size: 14px; outline: none; transition: 0.3s; font-family: 'Outfit', sans-serif; appearance: none; -webkit-appearance: none; cursor: pointer; }
.lang-selector select:focus { border-color: var(--accent-glow); box-shadow: 0 0 10px rgba(56,189,248,0.2); background: rgba(0,0,0,0.4); }
.lang-selector select option { background: #0f172a; color: #fff; }
.lang-selector .lang-icon { position: absolute; left: 12px; top: 50%; transform: translateY(-50%); color: var(--text-secondary); font-size: 16px; pointer-events: none; }
.lang-selector .arrow-icon { position: absolute; right: 15px; top: 50%; transform: translateY(-50%); color: var(--text-secondary); font-size: 10px; pointer-events: none; }

.skiptranslate.goog-te-gadget { display: none !important; }
.goog-te-banner-frame.skiptranslate { display: none !important; }

#scrollTopBtn { position: fixed; bottom: 30px; right: 30px; width: 46px; height: 46px; border-radius: 50%; background: var(--primary-gradient); border: none; cursor: pointer; display: none; align-items: center; justify-content: center; font-size: 20px; color: white; box-shadow: 0 4px 15px rgba(56,189,248,0.4); transition: opacity 0.3s, transform 0.3s; z-index: 999; }

@media (max-width: 990px) {
    .sidebar { width: 220px; }
    .main-content { margin-left: 220px; padding: 40px; }
}
@media (max-width: 768px) {
    body { flex-direction: column; }
    .sidebar { position: relative; width: 100%; height: auto; padding: 20px; border-right: none; border-bottom: 1px solid var(--border-color); }
    .nav-links { flex-direction: row; flex-wrap: wrap; }
    .main-content { margin-left: 0; padding: 30px 20px; }
}