/* =========================================
   CSS VARIABLES & RESET
   ========================================= */
:root {
    --primary: #2563eb;
    --primary-dark: #1d4ed8;
    --accent: #06b6d4;
    --dark: #0f172a;
    --dark-light: #1e293b;
    --light: #f8fafc;
    --gray: #64748b;
    --glass-bg: rgba(255, 255, 255, 0.7);
    --glass-border: rgba(255, 255, 255, 0.3);
    --shadow-sm: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.1);
    --radius: 16px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html { scroll-behavior: smooth; font-size: 16px; }

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--light);
    color: var(--dark);
    line-height: 1.7;
    overflow-x: hidden;
    position: relative;
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Plus Jakarta Sans', sans-serif;
    line-height: 1.2;
    color: var(--dark);
}

a { text-decoration: none; color: inherit; transition: var(--transition); }
ul { list-style: none; }
img { max-width: 100%; display: block; }

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.section { padding: 100px 0; position: relative; }

/* =========================================
   GLASSMORPHISM & UTILITIES
   ========================================= */
.glass-card {
    background: var(--glass-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.glass-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-color: rgba(37, 99, 235, 0.3);
}

.btn-primary, .btn-secondary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 14px 32px;
    border-radius: 50px;
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: var(--transition);
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary), var(--accent));
    color: white;
    border: none;
}

.btn-glow {
    box-shadow: 0 0 20px rgba(37, 99, 235, 0.4);
}

.btn-glow:hover {
    box-shadow: 0 0 30px rgba(37, 99, 235, 0.6);
    transform: scale(1.05);
}

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

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

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

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

.section-header h2 { font-size: 2.5rem; margin-bottom: 15px; }
.section-header p { font-size: 1.1rem; color: var(--gray); }

/* =========================================
   NAVIGATION
   ========================================= */
.navbar {
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 1000;
    padding: 15px 0;
    transition: var(--transition);
}

.navbar.scrolled {
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(20px);
    padding: 10px 0;
    box-shadow: var(--shadow-sm);
}

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

.logo {
    font-family: 'Plus Jakarta Sans', sans-serif;
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--dark);
}

.nav-links {
    display: flex;
    gap: 30px;
    align-items: center;
}

.nav-links a:not(.btn-glow) {
    font-weight: 500;
    color: var(--dark-light);
    position: relative;
}

.nav-links a:not(.btn-glow)::after {
    content: '';
    position: absolute;
    bottom: -4px; left: 0;
    width: 0; height: 2px;
    background: var(--primary);
    transition: var(--transition);
}

.nav-links a:not(.btn-glow):hover::after { width: 100%; }

.mobile-toggle { display: none; background: none; border: none; cursor: pointer; }
.mobile-toggle span {
    display: block; width: 25px; height: 3px;
    background: var(--dark); margin: 5px 0;
    transition: var(--transition);
}

/* =========================================
   HERO SECTION
   ========================================= */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
    padding-top: 80px;
    background: radial-gradient(circle at 20% 50%, rgba(37, 99, 235, 0.08) 0%, transparent 50%),
                radial-gradient(circle at 80% 80%, rgba(6, 182, 212, 0.08) 0%, transparent 50%);
}

.floating-shape {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.6;
    animation: float 20s infinite ease-in-out;
}

.shape-1 {
    width: 400px; height: 400px;
    background: var(--primary);
    top: -100px; left: -100px;
    opacity: 0.1;
}

.shape-2 {
    width: 300px; height: 300px;
    background: var(--accent);
    bottom: 10%; right: -50px;
    opacity: 0.1;
    animation-delay: -10s;
}

@keyframes float {
    0%, 100% { transform: translate(0, 0); }
    50% { transform: translate(30px, -30px); }
}

.hero-content {
    max-width: 800px;
    position: relative;
    z-index: 2;
}

.badge {
    display: inline-block;
    padding: 8px 20px;
    background: rgba(37, 99, 235, 0.1);
    color: var(--primary);
    border-radius: 50px;
    font-weight: 600;
    font-size: 0.9rem;
    margin-bottom: 25px;
    border: 1px solid rgba(37, 99, 235, 0.2);
}

.hero h1 {
    font-size: clamp(2.5rem, 5vw, 4rem);
    margin-bottom: 25px;
    letter-spacing: -0.02em;
}

.hero-text {
    font-size: 1.25rem;
    color: var(--gray);
    margin-bottom: 40px;
    max-width: 600px;
}

.hero-ctas { display: flex; gap: 15px; flex-wrap: wrap; margin-bottom: 60px; }

.trust-indicators {
    display: flex;
    gap: 40px;
    padding-top: 40px;
    border-top: 1px solid rgba(0,0,0,0.05);
}

.stat-item .counter {
    font-size: 2rem;
    font-weight: 800;
    color: var(--primary);
    font-family: 'Plus Jakarta Sans', sans-serif;
}

.stat-item p { font-size: 0.9rem; color: var(--gray); margin-top: 5px; }

/* Animations */
.animate-fade-in { animation: fadeIn 1s ease forwards; opacity: 0; }
.animate-slide-up { animation: slideUp 0.8s ease forwards; opacity: 0; transform: translateY(30px); }
.delay-1 { animation-delay: 0.2s; }
.delay-2 { animation-delay: 0.4s; }
.delay-3 { animation-delay: 0.6s; }

@keyframes fadeIn { to { opacity: 1; } }
@keyframes slideUp { to { opacity: 1; transform: translateY(0); } }

/* =========================================
   SERVICES GRID
   ========================================= */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 25px;
}

.service-card {
    padding: 35px;
    position: relative;
    overflow: hidden;
}

.card-icon {
    font-size: 2.5rem;
    margin-bottom: 20px;
    display: inline-block;
}

.service-card h3 { font-size: 1.3rem; margin-bottom: 12px; }
.service-card p { color: var(--gray); font-size: 0.95rem; }

/* =========================================
   ARTICLE SECTION
   ========================================= */
.article-container { max-width: 900px; }

.blog-post {
    padding: 50px;
    background: white;
}

.blog-post h2 {
    font-size: 1.8rem;
    margin: 40px 0 20px;
    color: var(--dark);
}

.blog-post h2:first-child { margin-top: 0; }

.blog-post h3 {
    font-size: 1.3rem;
    margin: 30px 0 15px;
    color: var(--dark-light);
}

.blog-post p {
    margin-bottom: 20px;
    color: #334155;
    font-size: 1.05rem;
}

.blog-post ol, .blog-post ul {
    margin: 20px 0 20px 25px;
    color: #334155;
}

.blog-post li { margin-bottom: 10px; padding-left: 10px; }
.blog-post ol { list-style: decimal; }

.blog-post a {
    color: var(--primary);
    font-weight: 600;
    text-decoration: underline;
    text-decoration-thickness: 2px;
    text-underline-offset: 3px;
}

.blog-post a:hover { color: var(--accent); }

/* =========================================
   FAQ SECTION
   ========================================= */
.faq-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(450px, 1fr));
    gap: 20px;
}

.faq-item {
    padding: 25px 30px;
    cursor: pointer;
}

.faq-item summary {
    font-weight: 600;
    font-size: 1.05rem;
    list-style: none;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.faq-item summary::-webkit-details-marker { display: none; }

.faq-item summary::after {
    content: '+';
    font-size: 1.5rem;
    color: var(--primary);
    transition: var(--transition);
}

.faq-item[open] summary::after { transform: rotate(45deg); }

.faq-item p {
    margin-top: 15px;
    color: var(--gray);
    font-size: 0.95rem;
    line-height: 1.6;
}

/* =========================================
   TESTIMONIALS
   ========================================= */
.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 25px;
}

.testimonial-card {
    padding: 35px;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.stars { color: #f59e0b; font-size: 1.2rem; letter-spacing: 2px; }

.testimonial-card > p {
    font-style: italic;
    color: var(--dark-light);
    flex-grow: 1;
}

.reviewer {
    display: flex;
    align-items: center;
    gap: 12px;
}

.initials {
    width: 45px; height: 45px;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 0.9rem;
}

.reviewer strong { display: block; font-size: 0.95rem; }
.reviewer span { font-size: 0.8rem; color: var(--gray); }

/* =========================================
   CONTACT SECTION
   ========================================= */
.contact-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    align-items: start;
}

.contact-info { padding: 40px; }
.contact-info h2 { font-size: 2rem; margin-bottom: 15px; }
.contact-info > p { color: var(--gray); margin-bottom: 30px; }

.info-list { display: flex; flex-direction: column; gap: 20px; margin-bottom: 35px; }

.info-item .label {
    display: block;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--gray);
    margin-bottom: 5px;
}

.info-item a, .info-item span {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--dark);
}

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

.map-btn { width: 100%; text-align: center; }

.contact-form { padding: 40px; }
.contact-form h3 { font-size: 1.5rem; margin-bottom: 25px; }

.form-group { margin-bottom: 20px; }
.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    font-size: 0.9rem;
}

.form-group input, .form-group textarea {
    width: 100%;
    padding: 14px 18px;
    border: 1px solid #e2e8f0;
    border-radius: 12px;
    font-family: inherit;
    font-size: 1rem;
    transition: var(--transition);
    background: rgba(255,255,255,0.8);
}

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

.contact-form .btn-primary { width: 100%; border: none; }

/* =========================================
   FOOTER
   ========================================= */
.footer {
    background: var(--dark);
    color: #cbd5e1;
    padding: 80px 0 30px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 50px;
}

.brand-col .logo { color: white; margin-bottom: 15px; display: inline-block; }
.brand-col p { font-size: 0.95rem; line-height: 1.7; opacity: 0.8; }

.footer-col h4 {
    color: white;
    margin-bottom: 20px;
    font-size: 1.1rem;
}

.footer-col ul li { margin-bottom: 12px; }
.footer-col ul a { opacity: 0.7; font-size: 0.95rem; }
.footer-col ul a:hover { opacity: 1; color: var(--accent); }

.footer-col p { opacity: 0.7; font-size: 0.95rem; margin-bottom: 8px; }

.copyright {
    border-top: 1px solid rgba(255,255,255,0.1);
    padding-top: 30px;
    text-align: center;
    font-size: 0.85rem;
    opacity: 0.5;
}

/* =========================================
   RESPONSIVE DESIGN
   ========================================= */
@media (max-width: 992px) {
    .contact-container { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
    .nav-links {
        position: fixed;
        top: 0; right: -100%;
        width: 80%; height: 100vh;
        background: white;
        flex-direction: column;
        justify-content: center;
        padding: 40px;
        box-shadow: -10px 0 30px rgba(0,0,0,0.1);
        transition: var(--transition);
    }

    .nav-links.active { right: 0; }
    .mobile-toggle { display: block; z-index: 1001; }
    
    .mobile-toggle.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 6px); }
    .mobile-toggle.active span:nth-child(2) { opacity: 0; }
    .mobile-toggle.active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -6px); }

    .hero h1 { font-size: 2.2rem; }
    .trust-indicators { gap: 20px; flex-wrap: wrap; }
    .faq-grid { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr; gap: 30px; }
    .blog-post { padding: 30px 20px; }
    .section { padding: 70px 0; }
}

@media (max-width: 480px) {
    .hero-ctas { flex-direction: column; }
    .hero-ctas .btn-primary, .hero-ctas .btn-secondary { width: 100%; }
    .services-grid { grid-template-columns: 1fr; }
}