/* --- Variables & Reset --- */
:root {
    --primary: #0f172a;
    --accent: #2563eb;
    --text-main: #334155;
    --text-light: #64748b;
    --bg-light: #f8fafc;
    --white: #ffffff;
    --transition: all 0.3s ease;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', sans-serif;
    color: var(--text-main);
    line-height: 1.6;
    background-color: var(--white);
}

a {
    color: inherit;
    text-decoration: none;
}

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

/* --- Components --- */
.btn-primary {
    background: var(--accent);
    color: white;
    padding: 0.8rem 2rem;
    border-radius: 4px;
    text-decoration: none;
    font-weight: 600;
    display: inline-block;
    border: none;
    cursor: pointer;
    transition: var(--transition);
    font-size: 1rem;
    font-family: inherit;
}

.btn-primary:hover {
    background: #1d4ed8;
    transform: translateY(-2px);
}

.btn-secondary {
    background: transparent;
    color: var(--primary);
    padding: 0.8rem 2rem;
    border: 1px solid var(--primary);
    border-radius: 4px;
    text-decoration: none;
    font-weight: 600;
    display: inline-block;
    margin-left: 1rem;
    transition: var(--transition);
}

.btn-secondary:hover {
    background: var(--primary);
    color: white;
}

.full-width { width: 100%; }

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-header h2 {
    font-size: 2.2rem;
    color: var(--primary);
}

.section-header p {
    color: var(--text-light);
    margin-top: 0.5rem;
    font-size: 1.1rem;
}

.accent-line {
    width: 60px;
    height: 4px;
    background: var(--accent);
    margin: 1rem auto;
}

/* --- Navigation --- */
header {
    background: var(--white);
    padding: 1.2rem 0;
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 15px rgba(0,0,0,0.05);
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.4rem;
    font-weight: 800;
    letter-spacing: 1px;
    color: var(--primary);
    text-decoration: none;
}

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

.nav-links {
    display: flex;
    list-style: none;
    align-items: center;
}

.nav-links li { margin-left: 1.8rem; }

.nav-links a {
    text-decoration: none;
    color: var(--text-main);
    font-weight: 500;
    font-size: 0.95rem;
    transition: var(--transition);
}

.nav-links a:hover,
.nav-links a.active { color: var(--accent); }

.btn-nav {
    background: var(--primary);
    color: white !important;
    padding: 0.6rem 1.2rem;
    border-radius: 4px;
}

.btn-nav:hover {
    background: var(--accent);
}

.menu-toggle {
    display: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--primary);
}

/* --- Hero --- */
.hero {
    padding: 12rem 0 8rem;
    background: linear-gradient(135deg, #f8fafc 0%, #eff6ff 100%);
}

.hero-content { max-width: 700px; }

.eyebrow {
    text-transform: uppercase;
    font-weight: 700;
    font-size: 0.8rem;
    letter-spacing: 2px;
    color: var(--accent);
    margin-bottom: 1rem;
    display: block;
}

.hero h1 {
    font-size: 3.5rem;
    line-height: 1.1;
    color: var(--primary);
    margin-bottom: 1.5rem;
}

.hero h1 span { color: var(--accent); }

.hero p {
    font-size: 1.2rem;
    color: var(--text-light);
    margin-bottom: 2.5rem;
}

.hero-actions {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.hero-actions .btn-secondary {
    margin-left: 0;
}

/* --- Page Header (inner pages) --- */
.page-header {
    padding: 10rem 0 4rem;
    background: linear-gradient(135deg, #f8fafc 0%, #eff6ff 100%);
    text-align: center;
}

.page-header h1 {
    font-size: 3rem;
    color: var(--primary);
    margin-bottom: 1rem;
}

.page-header h1 span { color: var(--accent); }

.page-header p {
    font-size: 1.15rem;
    color: var(--text-light);
    max-width: 600px;
    margin: 0 auto;
}

/* --- Features --- */
.features { padding: 6rem 0; }

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

.feature-card {
    padding: 3rem 2rem;
    background: var(--bg-light);
    border-radius: 8px;
    transition: var(--transition);
}

.feature-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 10px 30px rgba(0,0,0,0.06);
}

.feature-card i {
    font-size: 2.5rem;
    color: var(--accent);
    margin-bottom: 1.5rem;
}

.feature-card h3 {
    margin-bottom: 1rem;
    color: var(--primary);
}

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

/* --- Product Categories (Home page) --- */
.products-section {
    padding: 6rem 0;
    background: var(--bg-light);
}

.product-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 1.5rem;
}

.category-card {
    background: white;
    padding: 2.5rem 1.5rem;
    text-align: center;
    border-radius: 8px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.02);
    transition: var(--transition);
}

.category-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 10px 25px rgba(0,0,0,0.06);
}

.cat-icon {
    font-size: 2.2rem;
    color: var(--accent);
    margin-bottom: 1rem;
}

.category-card h3 {
    color: var(--primary);
    font-size: 1.05rem;
}

/* --- Product Categories (Products page) --- */
.products-page {
    padding: 5rem 0;
}

.product-grid-large {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 2rem;
}

.category-card-large {
    background: var(--bg-light);
    padding: 3rem 2rem;
    text-align: center;
    border-radius: 10px;
    transition: var(--transition);
}

.category-card-large:hover {
    transform: translateY(-4px);
    box-shadow: 0 10px 30px rgba(0,0,0,0.06);
}

.category-card-large .cat-icon {
    font-size: 2.5rem;
    margin-bottom: 1.2rem;
}

.category-card-large h3 {
    color: var(--primary);
    font-size: 1.3rem;
    margin-bottom: 0.8rem;
}

.category-card-large p {
    color: var(--text-light);
    font-size: 0.95rem;
    margin-bottom: 1.5rem;
}

.btn-view-details {
    background: transparent;
    border: 1px solid #cbd5e1;
    padding: 0.6rem 1.5rem;
    border-radius: 4px;
    cursor: pointer;
    font-family: inherit;
    font-weight: 500;
    font-size: 0.95rem;
    transition: var(--transition);
    color: var(--text-main);
}

.btn-view-details:hover {
    border-color: var(--accent);
    color: var(--accent);
}

/* --- About Page --- */
.about-page {
    padding: 5rem 0;
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.about-image img {
    width: 100%;
    border-radius: 10px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
}

.about-text h2 {
    font-size: 2rem;
    color: var(--primary);
    margin-bottom: 1.5rem;
}

.about-text p {
    color: var(--text-light);
    margin-bottom: 1.2rem;
    font-size: 1.05rem;
}

/* --- Values Section --- */
.values-section {
    padding: 6rem 0;
    background: var(--bg-light);
}

/* --- What We Do --- */
.what-we-do {
    padding: 6rem 0;
}

.services-grid {
    max-width: 800px;
    margin: 0 auto;
}

.service-item {
    display: flex;
    gap: 1.5rem;
    margin-bottom: 2.5rem;
    align-items: flex-start;
}

.service-item > i {
    font-size: 1.5rem;
    color: var(--accent);
    margin-top: 0.2rem;
    flex-shrink: 0;
}

.service-item h3 {
    color: var(--primary);
    margin-bottom: 0.5rem;
}

.service-item p {
    color: var(--text-light);
}

/* --- CTA Section --- */
.cta-section {
    padding: 6rem 0;
    background: var(--primary);
}

.cta-content {
    text-align: center;
    max-width: 600px;
    margin: 0 auto;
}

.cta-content h2 {
    color: white;
    font-size: 2.2rem;
    margin-bottom: 1rem;
}

.cta-content p {
    color: #94a3b8;
    font-size: 1.1rem;
    margin-bottom: 2rem;
}

/* --- Contact --- */
.contact-page {
    padding: 5rem 0;
}

.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 0;
    background: var(--primary);
    color: white;
    border-radius: 12px;
    overflow: hidden;
}

.contact-info {
    padding: 4rem;
}

.contact-info h2 {
    font-size: 2.2rem;
    margin-bottom: 1rem;
}

.contact-info h2 span { color: var(--accent); }

.contact-info > p {
    color: #94a3b8;
    margin-bottom: 2.5rem;
}

.info-item {
    display: flex;
    margin-bottom: 2rem;
    align-items: flex-start;
}

.info-item i {
    font-size: 1.3rem;
    margin-right: 1.2rem;
    color: var(--accent);
    margin-top: 0.3rem;
}

.info-item h4 {
    margin-bottom: 0.3rem;
}

.info-item p {
    color: #94a3b8;
}

.contact-form {
    background: white;
    padding: 4rem;
}

.form-group {
    margin-bottom: 1.2rem;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 1rem;
    border: 1px solid #e2e8f0;
    border-radius: 4px;
    font-family: inherit;
    font-size: 1rem;
    color: var(--text-main);
    transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.form-success {
    text-align: center;
    padding: 2rem 0;
}

.form-success i {
    font-size: 3rem;
    color: #22c55e;
    margin-bottom: 1rem;
}

.form-success h3 {
    color: var(--primary);
    margin-bottom: 0.5rem;
}

.form-success p {
    color: var(--text-light);
}

/* --- Policies Page --- */
.policies-page {
    padding: 4rem 0 6rem;
}

.policy-block {
    max-width: 800px;
    margin: 0 auto;
}

.policy-block h2 {
    font-size: 2rem;
    color: var(--primary);
    margin-bottom: 0.5rem;
}

.policy-subtitle {
    color: var(--text-light);
    font-size: 0.95rem;
    margin-bottom: 2rem;
}

.policy-block h3 {
    font-size: 1.2rem;
    color: var(--primary);
    margin-top: 2rem;
    margin-bottom: 0.8rem;
}

.policy-block p {
    color: var(--text-light);
    margin-bottom: 1rem;
}

.policy-block ul {
    color: var(--text-light);
    margin-left: 1.5rem;
    margin-bottom: 1rem;
}

.policy-block ul li {
    margin-bottom: 0.4rem;
}

.policy-block a {
    color: var(--accent);
}

.policy-divider {
    max-width: 800px;
    margin: 3rem auto;
    border: none;
    border-top: 2px solid #e2e8f0;
    height: 0;
}

/* --- Footer --- */
footer {
    background: #020617;
    color: white;
    padding: 5rem 0 2rem;
}

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

.footer-brand p {
    color: #94a3b8;
    margin-top: 1rem;
}

.footer-links h4,
.footer-contact h4 {
    margin-bottom: 1.5rem;
}

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

.footer-links li { margin-bottom: 0.8rem; }

.footer-links a {
    color: #94a3b8;
    text-decoration: none;
    font-size: 0.9rem;
    transition: var(--transition);
}

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

.footer-contact p {
    color: #94a3b8;
    font-size: 0.9rem;
    margin-bottom: 0.8rem;
}

.footer-contact i {
    color: var(--accent);
    margin-right: 0.5rem;
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid #1e293b;
    color: #64748b;
    font-size: 0.85rem;
}

/* --- Modal --- */
.modal {
    display: none;
    position: fixed;
    z-index: 2000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(15, 23, 42, 0.9);
}

.modal-content {
    background-color: white;
    margin: 12% auto;
    padding: 3rem;
    width: 90%;
    max-width: 500px;
    border-radius: 12px;
    text-align: center;
    position: relative;
    animation: slideDown 0.4s ease;
}

@keyframes slideDown {
    from { transform: translateY(-50px); opacity: 0; }
    to { transform: translateY(0); opacity: 1; }
}

.close-modal {
    position: absolute;
    right: 20px;
    top: 15px;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--text-light);
}

.close-modal:hover { color: var(--primary); }

.modal-icon {
    font-size: 3rem;
    color: var(--accent);
    margin-bottom: 1.5rem;
}

.modal-content h2 {
    margin-bottom: 1rem;
    color: var(--primary);
}

.modal-content p {
    margin-bottom: 2rem;
    color: var(--text-light);
}

/* --- Mobile Responsive --- */
@media (max-width: 768px) {
    .nav-links {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: white;
        flex-direction: column;
        padding: 1.5rem 2rem;
        box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    }

    .nav-links.active {
        display: flex;
    }

    .nav-links li {
        margin-left: 0;
        margin-bottom: 1rem;
    }

    .nav-links li:last-child {
        margin-bottom: 0;
    }

    .menu-toggle {
        display: block;
    }

    .hero {
        padding: 9rem 0 5rem;
    }

    .hero h1 {
        font-size: 2.5rem;
    }

    .hero-actions {
        flex-direction: column;
        align-items: flex-start;
    }

    .hero-actions .btn-secondary {
        margin-left: 0;
    }

    .page-header {
        padding: 8rem 0 3rem;
    }

    .page-header h1 {
        font-size: 2.2rem;
    }

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

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

    .contact-info,
    .contact-form {
        padding: 2.5rem 2rem;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

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

    .product-grid-large {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 1.2rem;
    }

    .hero h1 {
        font-size: 2rem;
    }

    .section-header h2 {
        font-size: 1.8rem;
    }
}