:root {
    --primary: #f59e0b; /* Amber 500 */
    --primary-hover: #d97706;
    --bg-dark: #0f172a; /* Slate 900 */
    --bg-card: rgba(30, 41, 59, 0.7); /* Slate 800 with opacity */
    --text-white: #f8fafc;
    --text-dim: #94a3b8;
    --glass-border: rgba(255, 255, 255, 0.1);
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

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

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* Navbar */
.navbar {
    height: 80px;
    display: flex;
    align-items: center;
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    background: rgba(15, 23, 42, 0.8);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--glass-border);
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
}

.logo {
    font-size: 1.5rem;
    font-weight: 800;
    text-decoration: none;
    color: var(--text-white);
    letter-spacing: -1px;
}

.logo span {
    color: var(--primary);
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-links a {
    text-decoration: none;
    color: var(--text-dim);
    font-weight: 500;
    transition: var(--transition);
}

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

/* Hero */
.hero {
    padding: 160px 0 100px;
    background: radial-gradient(circle at top right, rgba(245, 158, 11, 0.1), transparent);
}

.hero-content {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 4rem;
    align-items: center;
}

.hero-text h1 {
    font-size: 4rem;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    letter-spacing: -2px;
}

.hero-text h1 span {
    background: linear-gradient(to right, var(--primary), #fbbf24);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-text p {
    font-size: 1.25rem;
    color: var(--text-dim);
    margin-bottom: 2.5rem;
    max-width: 600px;
}

.hero-btns {
    display: flex;
    gap: 1rem;
}

.btn {
    display: inline-block;
    padding: 0.85rem 2rem;
    border-radius: 12px;
    font-weight: 600;
    text-decoration: none;
    transition: var(--transition);
    cursor: pointer;
}

.btn-primary {
    background-color: var(--primary);
    color: #000;
}

.btn-primary:hover {
    background-color: var(--primary-hover);
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(245, 158, 11, 0.2);
}

.btn-secondary {
    background-color: transparent;
    color: var(--text-white);
    border: 1px solid var(--glass-border);
}

.btn-secondary:hover {
    background-color: rgba(255, 255, 255, 0.05);
}

.hero-image {
    position: relative;
}

.app-mockup {
    background: var(--bg-card);
    border: 1px solid var(--glass-border);
    border-radius: 40px;
    padding: 20px;
    box-shadow: 0 40px 100px rgba(0,0,0,0.4);
    transform: perspective(1000px) rotateY(-10deg) rotateX(5deg);
    transition: var(--transition);
}

.app-mockup:hover {
    transform: perspective(1000px) rotateY(0deg) rotateX(0deg);
}

.mockup-content img {
    width: 100%;
    border-radius: 24px;
    display: block;
}

/* Features */
.features {
    padding: 100px 0;
}

.section-title {
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: 4rem;
    font-weight: 700;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.feature-card {
    background: var(--bg-card);
    border: 1px solid var(--glass-border);
    padding: 2.5rem;
    border-radius: 24px;
    transition: var(--transition);
}

.feature-card:hover {
    background: rgba(30, 41, 59, 0.9);
    border-color: var(--primary);
    transform: translateY(-5px);
}

.feature-card .icon {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
}

.feature-card h3 {
    margin-bottom: 1rem;
    font-size: 1.5rem;
}

.feature-card p {
    color: var(--text-dim);
}

/* CTA */
.cta {
    padding: 100px 0;
    text-align: center;
    background: linear-gradient(rgba(15, 23, 42, 0.9), rgba(15, 23, 42, 0.9)), url('cta-bg.jpg');
    background-size: cover;
    border-top: 1px solid var(--glass-border);
    border-bottom: 1px solid var(--glass-border);
}

.cta h2 {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.cta p {
    font-size: 1.25rem;
    color: var(--text-dim);
    margin-bottom: 2.5rem;
}

.btn-large {
    padding: 1.25rem 3rem;
    font-size: 1.1rem;
}

/* Footer */
.footer {
    padding: 80px 0 40px;
    background-color: #020617;
}

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

.footer-brand p {
    margin-top: 1.5rem;
    color: var(--text-dim);
    max-width: 300px;
}

.footer-links h4, .footer-contact h4 {
    margin-bottom: 1.5rem;
    text-transform: uppercase;
    font-size: 0.875rem;
    letter-spacing: 1px;
    color: var(--primary);
}

.footer-links ul {
    list-style: none;
}

.footer-links li {
    margin-bottom: 0.75rem;
}

.footer-links a {
    text-decoration: none;
    color: var(--text-dim);
    transition: var(--transition);
}

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

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid var(--glass-border);
    color: var(--text-dim);
    font-size: 0.875rem;
}

/* Responsive */
@media (max-width: 968px) {
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    .hero-text h1 {
        font-size: 3rem;
    }
    .hero-btns {
        justify-content: center;
    }
    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }
}

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