:root {
    --primary: #1976D2;
    --primary-dark: #0D47A1;
    --primary-light: #2563EB;
    --accent: #F59E0B;
    --bg-light: #F8FAFC;
    --bg-white: #FFFFFF;
    --text-main: #0F172A;
    --text-muted: #64748B;
    --border: #E2E8F0;
    --shadow-premium: 0 20px 25px -5px rgba(0, 0, 0, 0.05), 0 10px 10px -5px rgba(0, 0, 0, 0.02);
    --glass: rgba(255, 255, 255, 0.8);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    scroll-behavior: smooth;
}

body {
    font-family: 'Outfit', sans-serif;
    background-color: var(--bg-light);
    color: var(--text-main);
    line-height: 1.6;
    overflow-x: hidden;
}

/* --- Header --- */
header {
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    background: var(--glass);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border);
    padding: 1.2rem 8%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    text-decoration: none;
    font-weight: 800;
    font-size: 1.5rem;
    color: var(--text-main);
}

.logo span {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

nav ul {
    display: flex;
    list-style: none;
    gap: 2.5rem;
}

nav a {
    text-decoration: none;
    color: var(--text-muted);
    font-weight: 500;
    font-size: 1rem;
    transition: all 0.3s;
}

nav a:hover {
    color: var(--primary);
}

.btn-cta {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    color: white;
    padding: 0.8rem 1.8rem;
    border-radius: 12px;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s ease;
    box-shadow: 0 4px 14px 0 rgba(25, 118, 210, 0.3);
}

.btn-cta:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(25, 118, 210, 0.4);
}

/* --- Hero --- */
.hero {
    padding: 10rem 8% 6rem;
    display: grid;
    grid-template-columns: 1fr 1fr;
    align-items: center;
    gap: 4rem;
    background: radial-gradient(circle at 10% 20%, rgba(25, 118, 210, 0.03) 0%, transparent 50%);
}

.badge {
    display: inline-block;
    background: #DBEAFE;
    color: var(--primary);
    padding: 0.4rem 1rem;
    border-radius: 99px;
    font-size: 0.85rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
}

.hero h1 {
    font-size: 4.5rem;
    font-weight: 900;
    line-height: 1.1;
    margin-bottom: 2rem;
}

.gradient-text {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero p {
    font-size: 1.2rem;
    color: var(--text-muted);
    margin-bottom: 2.5rem;
    max-width: 550px;
}

.hero-btns {
    display: flex;
    gap: 1.5rem;
    align-items: center;
}

.btn-outline {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    text-decoration: none;
    color: var(--text-main);
    font-weight: 600;
    font-size: 1rem;
    transition: all 0.3s;
}

.btn-outline i {
    font-size: 1.5rem;
    color: var(--primary);
}

.btn-outline:hover {
    color: var(--primary);
}

.hero-image-container {
    position: relative;
}

.floating-img {
    width: 100%;
    border-radius: 24px;
    box-shadow: var(--shadow-premium);
    animation: float 6s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-20px); }
}

/* --- Features --- */
.feature-section {
    padding: 6rem 8%;
}

.feature-section.invert {
    background-color: var(--bg-white);
}

.feature-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 6rem;
    align-items: center;
}

.invert .feature-grid {
    direction: rtl;
}

.invert .feature-text {
    direction: ltr;
}

.feature-icon-small {
    height: 48px;
    margin-bottom: 1.5rem;
}

.feature-text h2 {
    font-size: 2.8rem;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 1.5rem;
}

.feature-text p {
    font-size: 1.1rem;
    color: var(--text-muted);
    margin-bottom: 2rem;
}

.check-list {
    list-style: none;
}

.check-list li {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 0.75rem;
    font-weight: 500;
    color: var(--text-main);
}

.check-list i {
    color: #10B981;
}

.software-extract {
    width: 100%;
    border-radius: 16px;
    border: 1px solid var(--border);
    box-shadow: var(--shadow-premium);
    transition: transform 0.5s ease;
}

.software-extract:hover {
    transform: scale(1.02);
}

.software-extract-mini {
    width: 80%;
    border-radius: 12px;
    box-shadow: var(--shadow-premium);
}

/* --- Video Placeholder --- */
.video-placeholder {
    width: 100%;
    aspect-ratio: 16/9;
    background: linear-gradient(135deg, #1e293b 0%, #0f172a 100%);
    border-radius: 20px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: white;
    gap: 1rem;
    cursor: pointer;
    transition: all 0.3s;
}

.video-placeholder:hover {
    transform: scale(1.02);
    box-shadow: 0 20px 40px rgba(0,0,0,0.2);
}

.video-placeholder i {
    font-size: 4rem;
    opacity: 0.8;
}

/* --- Stats --- */
.stats-section {
    padding: 4rem 8%;
    background: var(--primary-dark);
    color: white;
}

.stats-section .container {
    display: flex;
    justify-content: space-around;
    text-align: center;
}

.stat-card h3 {
    font-size: 3.5rem;
    font-weight: 900;
    margin-bottom: 0.5rem;
    color: var(--accent);
}

/* --- Footer --- */
footer {
    padding: 6rem 8% 2rem;
    background: #0F172A;
    color: #94A3B8;
}

.footer-top {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 4rem;
    margin-bottom: 4rem;
}

.footer-logo {
    height: 50px;
    margin-bottom: 1.5rem;
}

.footer-links h4 {
    color: white;
    margin-bottom: 1.5rem;
}

.footer-links a {
    display: block;
    color: #94A3B8;
    text-decoration: none;
    margin-bottom: 0.75rem;
    transition: color 0.3s;
}

.footer-links a:hover {
    color: white;
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid #1E293B;
}

/* --- Reveal --- */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s ease-out;
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

/* --- Responsive --- */
@media (max-width: 1024px) {
    .hero { grid-template-columns: 1fr; text-align: center; padding-top: 8rem; }
    .hero h1 { font-size: 3rem; }
    .hero p { margin: 0 auto 2.5rem; }
    .hero-btns { justify-content: center; }
    .feature-grid { grid-template-columns: 1fr; gap: 3rem; }
    .invert .feature-grid { direction: ltr; }
}