@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap');

:root {
    --bg-base: #030712;
    --bg-surface: #111827;
    --bg-elevated: #1f2937;
    
    --text-primary: #f9fafb;
    --text-secondary: #9ca3af;
    --text-muted: #6b7280;
    
    --primary: #8b5cf6;
    --primary-hover: #7c3aed;
    --secondary: #10b981;
    --accent: #f43f5e;
    
    --border: rgba(255, 255, 255, 0.1);
    --glass: rgba(17, 24, 39, 0.7);
}

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

html {
    scroll-behavior: smooth;
}

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

/* TYPOGRAPHY */
h1 {
    font-size: clamp(2.5rem, 5vw, 4.5rem);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    letter-spacing: -0.03em;
}

h2 {
    font-size: clamp(2rem, 3vw, 2.5rem);
    font-weight: 700;
    margin-bottom: 1rem;
    letter-spacing: -0.02em;
}

h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

/* UTILITIES */
.gradient-text {
    background: linear-gradient(135deg, var(--primary), var(--accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.badge {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    background: rgba(139, 92, 246, 0.1);
    color: var(--primary);
    border: 1px solid rgba(139, 92, 246, 0.2);
    border-radius: 9999px;
    font-size: 0.875rem;
    font-weight: 500;
    margin-bottom: 1.5rem;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    border-radius: 8px;
    font-weight: 500;
    text-decoration: none;
    transition: all 0.2s ease;
    cursor: pointer;
    border: none;
    font-family: inherit;
    font-size: 0.95rem;
}

.btn-lg {
    padding: 1rem 2rem;
    font-size: 1.1rem;
}

.btn-primary {
    background-color: var(--primary);
    color: white;
    box-shadow: 0 4px 14px 0 rgba(139, 92, 246, 0.39);
}

.btn-primary:hover {
    background-color: var(--primary-hover);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(139, 92, 246, 0.23);
}

.btn-outline {
    background-color: transparent;
    color: var(--text-primary);
    border: 1px solid var(--border);
}

.btn-outline:hover {
    background-color: rgba(255, 255, 255, 0.05);
    border-color: rgba(255, 255, 255, 0.2);
}

.btn-block {
    width: 100%;
}

/* NAVBAR */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background: var(--glass);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

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

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

.nav-menu a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.95rem;
    font-weight: 500;
    transition: color 0.2s;
}

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

/* HERO SECTION */
.hero {
    position: relative;
    padding: 12rem 2rem 6rem;
    max-width: 1200px;
    margin: 0 auto;
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    min-height: 100vh;
}

.hero p {
    font-size: clamp(1.1rem, 2vw, 1.25rem);
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto 2.5rem;
}

.hero-cta {
    display: flex;
    gap: 1rem;
    justify-content: center;
    margin-bottom: 4rem;
}

/* Ambient Glows */
.ambient-glow {
    position: absolute;
    width: 40vw;
    height: 40vw;
    border-radius: 50%;
    filter: blur(100px);
    z-index: -1;
    opacity: 0.15;
}

.glow-1 {
    top: 0;
    left: 0;
    background: var(--primary);
}

.glow-2 {
    bottom: -10%;
    right: 0;
    background: var(--accent);
}

/* Mockup Graphic */
.hero-image-container {
    width: 100%;
    max-width: 900px;
    margin: 0 auto;
    position: relative;
}

.glass-panel {
    background: rgba(31, 41, 55, 0.4);
    border: 1px solid var(--border);
    border-radius: 16px;
    backdrop-filter: blur(20px);
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
    overflow: hidden;
}

.mockup-header {
    background: rgba(17, 24, 39, 0.8);
    padding: 1rem;
    display: flex;
    gap: 0.5rem;
    border-bottom: 1px solid var(--border);
}

.dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
}

.dot.red { background: #ff5f56; }
.dot.yellow { background: #ffbd2e; }
.dot.green { background: #27c93f; }

.mockup-body {
    padding: 2rem;
    min-height: 300px;
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.skeleton-line {
    height: 20px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 4px;
    width: 100%;
}

.skeleton-line.short {
    width: 60%;
}

.skeleton-box {
    height: 80px;
    background: rgba(255, 255, 255, 0.03);
    border-radius: 8px;
    border: 1px dashed var(--border);
}

/* FEATURES SECTION */
.features {
    padding: 8rem 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.section-header {
    text-align: center;
    margin-bottom: 5rem;
}

.section-header p {
    color: var(--text-secondary);
    font-size: 1.1rem;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.feature-card {
    background: var(--bg-surface);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 2rem;
    transition: transform 0.2s, background 0.2s;
}

.feature-card:hover {
    transform: translateY(-5px);
    background: var(--bg-elevated);
    border-color: rgba(139, 92, 246, 0.3);
}

.feature-icon {
    width: 48px;
    height: 48px;
    background: rgba(139, 92, 246, 0.1);
    color: var(--primary);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
}

.feature-card p {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

/* ABOUT SECTION */
.about {
    padding: 8rem 2rem;
    background: #000;
}

.about-container {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.about-image {
    position: relative;
    border-radius: 16px;
    overflow: hidden;
}

.about-image img {
    width: 100%;
    height: auto;
    display: block;
    border-radius: 16px;
    opacity: 0.8;
}

.overlay-card {
    position: absolute;
    bottom: -20px;
    right: -20px;
    background: var(--bg-surface);
    padding: 1.5rem 2rem;
    border-radius: 12px;
    border: 1px solid var(--border);
    box-shadow: 0 20px 40px rgba(0,0,0,0.4);
}

.overlay-card h4 {
    font-size: 1.5rem;
    color: var(--primary);
    margin-bottom: 0.2rem;
}

.about-content .lead {
    font-size: 1.25rem;
    color: var(--text-primary);
    font-weight: 500;
    margin-bottom: 1.5rem;
}

.about-content p {
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
}

.check-list {
    list-style: none;
    margin-top: 2rem;
}

.check-list li {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.check-list i {
    color: var(--primary);
}

/* CONTACT SECTION */
.contact {
    padding: 8rem 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.contact-card {
    background: var(--bg-surface);
    border: 1px solid var(--border);
    border-radius: 24px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    overflow: hidden;
}

.contact-info {
    padding: 4rem;
    background: linear-gradient(135deg, rgba(139, 92, 246, 0.1), transparent);
}

.contact-info p {
    color: var(--text-secondary);
    margin-bottom: 3rem;
}

.info-items {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.info-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    font-size: 1.05rem;
}

.info-item i {
    color: var(--primary);
    font-size: 1.25rem;
}

.contact-form {
    padding: 4rem;
    background: var(--bg-elevated);
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-size: 0.9rem;
    font-weight: 500;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.75rem 1rem;
    background: var(--bg-base);
    border: 1px solid var(--border);
    border-radius: 8px;
    color: var(--text-primary);
    font-family: inherit;
    transition: all 0.2s;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 2px rgba(139, 92, 246, 0.2);
}

/* FOOTER */
.footer {
    border-top: 1px solid var(--border);
    background: var(--bg-base);
    padding: 6rem 2rem 2rem;
}

.footer-grid {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 4rem;
    margin-bottom: 4rem;
}

.footer-brand p {
    color: var(--text-secondary);
    margin-top: 1rem;
    margin-bottom: 1.5rem;
    font-size: 0.95rem;
}

.socials {
    display: flex;
    gap: 1rem;
}

.socials a {
    color: var(--text-muted);
    font-size: 1.25rem;
    transition: color 0.2s;
}

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

.footer-links h4 {
    margin-bottom: 1.5rem;
    font-size: 1rem;
}

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

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

.footer-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.95rem;
    transition: color 0.2s;
}

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

.footer-bottom {
    max-width: 1200px;
    margin: 0 auto;
    padding-top: 2rem;
    border-top: 1px solid var(--border);
    text-align: center;
    color: var(--text-muted);
    font-size: 0.875rem;
}

/* RESPONSIVE */
@media (max-width: 900px) {
    .about-container,
    .contact-card,
    .footer-grid {
        grid-template-columns: 1fr;
    }
    
    .overlay-card {
        right: 20px;
        bottom: 20px;
    }
    
    .contact-info, .contact-form {
        padding: 2rem;
    }
    
    .nav-menu {
        display: none;
    }
}