/* FallShield - Shared Stylesheet */
:root {
    --orange: #FF6B2B;
    --orange2: #FF8C42;
    --orange-light: #FFB088;
    --dark: #0f1923;
    --darker: #0b1420;
    --card: #1a2535;
    --card-hover: #222d3d;
    --border: #243044;
    --border-light: #3a4a5f;
    --text: #e8edf5;
    --text-secondary: #a0aec0;
    --muted: #7a8ba0;
    --green: #22c55e;
    --red: #ef4444;
    --amber: #f59e0b;
    --blue: #3b82f6;
    --gradient: linear-gradient(135deg, var(--orange), var(--orange2));
    --shadow: 0 4px 20px rgba(255, 107, 43, 0.15);
    --shadow-lg: 0 8px 40px rgba(0, 0, 0, 0.4);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--darker);
    color: var(--text);
    min-height: 100vh;
    line-height: 1.6;
}

a {
    text-decoration: none;
    color: inherit;
    transition: color 0.2s ease;
}

/* ── NAVIGATION ── */
nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(11, 20, 32, 0.95);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
    padding: 0 5%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 70px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-family: 'Plus Jakarta Sans', sans-serif;
    font-size: 24px;
    font-weight: 800;
    color: #fff;
    letter-spacing: -0.5px;
}

.logo-icon {
    width: 40px;
    height: 40px;
    background: var(--gradient);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    box-shadow: 0 4px 15px rgba(255, 107, 43, 0.3);
}

.nav-links {
    display: flex;
    gap: 36px;
    align-items: center;
}

.nav-links a {
    font-size: 15px;
    font-weight: 500;
    color: var(--text-secondary);
    position: relative;
    padding: 8px 0;
}

.nav-links a:hover,
.nav-links a.active {
    color: #fff;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient);
    transition: width 0.3s ease;
}

.nav-links a:hover::after,
.nav-links a.active::after {
    width: 100%;
}

.nav-cta {
    background: var(--gradient);
    color: #fff;
    padding: 10px 24px;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 600;
    border: none;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: var(--shadow);
}

.nav-cta:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 25px rgba(255, 107, 43, 0.4);
}

/* Mobile menu toggle */
.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    padding: 10px;
}

.menu-toggle span {
    width: 25px;
    height: 2px;
    background: var(--text);
    transition: 0.3s;
}

/* ── HERO SECTION ── */
.hero {
    padding: 140px 5% 100px;
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: radial-gradient(ellipse at top right, rgba(255, 107, 43, 0.1) 0%, transparent 50%);
}

.hero-content {
    max-width: 1400px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.hero-text h1 {
    font-size: 56px;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 24px;
    font-family: 'Plus Jakarta Sans', sans-serif;
}

.hero-text h1 span {
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-text p {
    font-size: 18px;
    color: var(--text-secondary);
    margin-bottom: 40px;
    line-height: 1.7;
    max-width: 540px;
}

.hero-buttons {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 32px;
    border-radius: 10px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    border: none;
}

.btn-primary {
    background: var(--gradient);
    color: #fff;
    box-shadow: var(--shadow);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 30px rgba(255, 107, 43, 0.4);
}

.btn-secondary {
    background: transparent;
    color: var(--text);
    border: 2px solid var(--border);
}

.btn-secondary:hover {
    border-color: var(--orange);
    color: var(--orange);
    transform: translateY(-3px);
}

.hero-visual {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
}

.hero-image-container {
    position: relative;
    width: 100%;
    max-width: 600px;
}

.hero-image {
    width: 100%;
    border-radius: 20px;
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--border);
}

/* ── FEATURES SECTION ── */
.features {
    padding: 100px 5%;
    background: var(--dark);
}

.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 60px;
}

.section-header h2 {
    font-size: 40px;
    font-weight: 800;
    margin-bottom: 16px;
    font-family: 'Plus Jakarta Sans', sans-serif;
}

.section-header h2 span {
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-header p {
    font-size: 18px;
    color: var(--text-secondary);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 24px;
    max-width: 1200px;
    margin: 0 auto;
}

.feature-card {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 32px;
    transition: all 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-5px);
    border-color: var(--border-light);
    background: var(--card-hover);
}

.feature-icon {
    width: 56px;
    height: 56px;
    background: var(--gradient);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    margin-bottom: 20px;
}

.feature-card h3 {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 12px;
}

.feature-card p {
    color: var(--text-secondary);
    font-size: 15px;
    line-height: 1.6;
}

/* ── STATS SECTION ── */
.stats {
    padding: 80px 5%;
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 40px;
    max-width: 1000px;
    margin: 0 auto;
    text-align: center;
}

.stat-item h3 {
    font-size: 48px;
    font-weight: 800;
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 8px;
}

.stat-item p {
    color: var(--text-secondary);
    font-size: 15px;
}

/* ── PAGE CONTENT ── */
.page-content {
    padding: 120px 5% 80px;
    max-width: 1200px;
    margin: 0 auto;
}

.page-header {
    text-align: center;
    margin-bottom: 60px;
}

.page-header h1 {
    font-size: 48px;
    font-weight: 800;
    margin-bottom: 16px;
    font-family: 'Plus Jakarta Sans', sans-serif;
}

.page-header h1 span {
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.page-header p {
    font-size: 18px;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

/* ── DEMO PAGE ── */
.demo-container {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 20px;
    padding: 40px;
    margin-top: 40px;
}

.demo-video {
    width: 100%;
    border-radius: 12px;
    border: 1px solid var(--border);
}

/* ── CONTACT FORM ── */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    max-width: 1100px;
    margin: 0 auto;
}

.contact-info h3 {
    font-size: 24px;
    margin-bottom: 16px;
}

.contact-info p {
    color: var(--text-secondary);
    margin-bottom: 32px;
}

.contact-links {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.contact-link {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 16px;
    background: var(--card);
    border-radius: 12px;
    border: 1px solid var(--border);
    transition: all 0.3s ease;
}

.contact-link:hover {
    border-color: var(--orange);
    transform: translateX(5px);
}

.contact-form {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 20px;
    padding: 40px;
}

.form-group {
    margin-bottom: 24px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    font-size: 14px;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 14px 16px;
    background: var(--dark);
    border: 1px solid var(--border);
    border-radius: 10px;
    color: var(--text);
    font-size: 15px;
    transition: all 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--orange);
    box-shadow: 0 0 0 3px rgba(255, 107, 43, 0.1);
}

.form-group textarea {
    min-height: 120px;
    resize: vertical;
}

/* ── FOOTER ── */
footer {
    background: var(--dark);
    border-top: 1px solid var(--border);
    padding: 60px 5% 30px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 60px;
    max-width: 1200px;
    margin: 0 auto 60px;
}

.footer-brand p {
    color: var(--text-secondary);
    margin-top: 16px;
    max-width: 300px;
}

.footer-links h4 {
    font-size: 14px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 20px;
    color: var(--text);
}

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

.footer-links li {
    margin-bottom: 12px;
}

.footer-links a {
    color: var(--text-secondary);
    font-size: 15px;
    transition: color 0.2s;
}

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

.footer-bottom {
    border-top: 1px solid var(--border);
    padding-top: 30px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    color: var(--muted);
    font-size: 14px;
}

.footer-social {
    display: flex;
    gap: 16px;
}

.footer-social a {
    width: 40px;
    height: 40px;
    background: var(--card);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--border);
    transition: all 0.3s ease;
}

.footer-social a:hover {
    border-color: var(--orange);
    color: var(--orange);
    transform: translateY(-3px);
}

/* ── RESPONSIVE DESIGN ── */
@media (max-width: 1024px) {
    .hero-content {
        grid-template-columns: 1fr;
        gap: 60px;
        text-align: center;
    }

    .hero-text h1 {
        font-size: 42px;
    }

    .hero-text p {
        margin: 0 auto 40px;
    }

    .hero-buttons {
        justify-content: center;
    }

    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .menu-toggle {
        display: flex;
    }

    .nav-links {
        position: fixed;
        top: 70px;
        left: 0;
        right: 0;
        background: var(--dark);
        flex-direction: column;
        padding: 30px;
        gap: 20px;
        border-bottom: 1px solid var(--border);
        transform: translateY(-150%);
        opacity: 0;
        transition: all 0.3s ease;
    }

    .nav-links.active {
        transform: translateY(0);
        opacity: 1;
    }

    .hero {
        padding: 120px 5% 60px;
    }

    .hero-text h1 {
        font-size: 32px;
    }

    .features-grid {
        grid-template-columns: 1fr;
    }

    .stats-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .contact-grid {
        grid-template-columns: 1fr;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .footer-bottom {
        flex-direction: column;
        gap: 20px;
        text-align: center;
    }
}

/* ── ANIMATIONS ── */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.animate-fade-in {
    animation: fadeInUp 0.6s ease forwards;
}

.delay-1 { animation-delay: 0.1s; }
.delay-2 { animation-delay: 0.2s; }
.delay-3 { animation-delay: 0.3s; }

/* ── UTILITY CLASSES ── */
.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 5%;
}

.text-gradient {
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.mt-2 { margin-top: 8px; }
.mt-4 { margin-top: 16px; }
.mt-8 { margin-top: 32px; }
.mb-4 { margin-bottom: 16px; }
.mb-8 { margin-bottom: 32px; }