/* =========================================
   MODERN SAAS / GLASSMORPHISM THEME
   ========================================= */
:root {
    --primary: #4f46e5;
    --primary-dark: #4338ca;
    --accent: #ec4899;
    --dark: #0f172a;
    --light: #f8fafc;
    --glass-bg: rgba(255, 255, 255, 0.7);
    --glass-border: rgba(255, 255, 255, 0.3);
    --glass-shadow: 0 8px 32px 0 rgba(31, 38, 135, 0.07);
    --gradient-1: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --gradient-2: linear-gradient(to right, #fa709a 0%, #fee140 100%);
    --font-main: 'Inter', sans-serif;
    --font-display: 'Playfair Display', serif;
    --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; }
body {
    font-family: var(--font-main);
    background-color: var(--light);
    color: var(--dark);
    line-height: 1.7;
    overflow-x: hidden;
}

/* Utility Classes */
.container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }
.section-padding { padding: 100px 0; position: relative; }
.bg-gradient { background: linear-gradient(180deg, #f1f5f9 0%, #ffffff 100%); }
.bg-dark { background: var(--dark); color: white; }
.full-width { width: 100%; text-align: center; }
.text-center { text-align: center; }

/* Typography */
h1, h2, h3, h4 { font-family: var(--font-display); line-height: 1.2; margin-bottom: 1rem; }
h1 { font-size: clamp(2.5rem, 5vw, 4rem); letter-spacing: -0.02em; }
h2 { font-size: clamp(2rem, 4vw, 3rem); }
h3 { font-size: 1.5rem; }
p { margin-bottom: 1.5rem; opacity: 0.9; }

/* Glassmorphism Components */
.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(--glass-shadow);
    padding: 2rem;
    transition: var(--transition);
}
.glass-card:hover { transform: translateY(-5px); box-shadow: 0 12px 40px rgba(0,0,0,0.1); }
.glass-card-dark {
    background: rgba(255,255,255,0.05);
    border: 1px solid rgba(255,255,255,0.1);
    backdrop-filter: blur(10px);
    border-radius: var(--radius);
    padding: 2rem;
}

/* Buttons */
.btn-primary, .btn-secondary, .btn-glow {
    display: inline-block;
    padding: 14px 32px;
    border-radius: 50px;
    font-weight: 600;
    text-decoration: none;
    transition: var(--transition);
    cursor: pointer;
    border: none;
    font-size: 1rem;
}
.btn-primary {
    background: var(--primary);
    color: white;
    box-shadow: 0 4px 15px rgba(79, 70, 229, 0.4);
}
.btn-primary:hover { background: var(--primary-dark); transform: translateY(-2px); }
.btn-secondary {
    background: transparent;
    border: 2px solid var(--dark);
    color: var(--dark);
    margin-left: 10px;
}
.btn-secondary:hover { background: var(--dark); color: white; }
.btn-glow {
    background: var(--accent);
    color: white;
    box-shadow: 0 0 20px rgba(236, 72, 153, 0.5);
}
.btn-glow:hover { box-shadow: 0 0 30px rgba(236, 72, 153, 0.8); }

/* Navigation */
.glass-nav {
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 1000;
    background: rgba(255,255,255,0.85);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(0,0,0,0.05);
    padding: 15px 0;
    transition: var(--transition);
}
.nav-container { display: flex; justify-content: space-between; align-items: center; }
.logo { font-size: 1.5rem; font-weight: 800; color: var(--dark); text-decoration: none; font-family: var(--font-display); }
.logo span { color: var(--accent); }
.nav-links { display: flex; gap: 30px; list-style: none; align-items: center; }
.nav-links a { text-decoration: none; color: var(--dark); font-weight: 500; font-size: 0.95rem; transition: var(--transition); }
.nav-links a:not(.btn-glow):hover { color: var(--primary); }
.mobile-toggle { display: none; font-size: 1.5rem; cursor: pointer; }

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
    padding-top: 80px;
    background: radial-gradient(circle at 10% 20%, rgba(79,70,229,0.05) 0%, transparent 50%),
                radial-gradient(circle at 90% 80%, rgba(236,72,153,0.05) 0%, transparent 50%);
}
.floating-shape {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    z-index: -1;
    animation: float 10s infinite ease-in-out;
}
.shape-1 { width: 400px; height: 400px; background: rgba(79,70,229,0.15); top: 10%; left: -10%; }
.shape-2 { width: 300px; height: 300px; background: rgba(236,72,153,0.15); bottom: 10%; right: -5%; animation-delay: 2s; }

.badge {
    display: inline-block;
    padding: 8px 16px;
    background: rgba(79,70,229,0.1);
    color: var(--primary);
    border-radius: 50px;
    font-weight: 600;
    font-size: 0.9rem;
    margin-bottom: 20px;
}
.hero-ctas { margin: 40px 0; }
.stats-row { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 20px; margin-top: 60px; }
.stat-card { text-align: center; padding: 1.5rem; }
.stat-card h3 { font-size: 2.5rem; color: var(--primary); margin-bottom: 0; font-family: var(--font-main); }

/* Services Grid */
.services-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 30px; margin-top: 50px; }
.service-card .icon { font-size: 2.5rem; margin-bottom: 15px; display: block; }
.service-card h3 { margin-bottom: 10px; }

/* Timeline */
.timeline { position: relative; max-width: 800px; margin: 60px auto 0; }
.timeline::before {
    content: ''; position: absolute; left: 20px; top: 0; bottom: 0;
    width: 2px; background: linear-gradient(to bottom, var(--primary), var(--accent));
}
.timeline-item {
    position: relative; padding-left: 60px; margin-bottom: 40px;
    opacity: 0; transform: translateX(-20px);
    transition: var(--transition);
}
.timeline-item.visible { opacity: 1; transform: translateX(0); }
.step-number {
    position: absolute; left: 0; top: 0;
    width: 42px; height: 42px;
    background: white; border: 2px solid var(--primary);
    border-radius: 50%; display: flex; align-items: center; justify-content: center;
    font-weight: 700; color: var(--primary); z-index: 2;
}

/* Article Styling */
.article-container { max-width: 800px; }
.article-meta { color: #64748b; font-size: 0.9rem; margin-bottom: 40px; border-bottom: 1px solid #e2e8f0; padding-bottom: 20px; }
.intro-text { font-size: 1.25rem; line-height: 1.8; margin-bottom: 3rem; color: #334155; }
article h2 { margin-top: 3rem; margin-bottom: 1.5rem; color: var(--dark); }
article h3 { margin-top: 2rem; margin-bottom: 1rem; font-size: 1.3rem; }
.callout-box {
    background: linear-gradient(135deg, rgba(79,70,229,0.05), rgba(236,72,153,0.05));
    border-left: 4px solid var(--primary);
    padding: 20px 25px; border-radius: 0 var(--radius) var(--radius) 0;
    margin: 30px 0;
}
.quote-box {
    font-family: var(--font-display); font-size: 1.5rem; font-style: italic;
    text-align: center; padding: 40px; color: var(--primary-dark);
    border-top: 1px solid #e2e8f0; border-bottom: 1px solid #e2e8f0;
    margin: 40px 0;
}
.comparison-table { overflow-x: auto; margin: 30px 0; }
.comparison-table table { width: 100%; border-collapse: collapse; background: white; border-radius: var(--radius); overflow: hidden; box-shadow: var(--glass-shadow); }
.comparison-table th, .comparison-table td { padding: 15px 20px; text-align: left; border-bottom: 1px solid #f1f5f9; }
.comparison-table th { background: var(--primary); color: white; }

/* FAQ Accordion */
.faq-container { margin-top: 40px; }
.faq-item {
    background: white; border-radius: var(--radius); margin-bottom: 15px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.03); overflow: hidden;
    border: 1px solid #f1f5f9;
}
.faq-item summary {
    padding: 20px 25px; cursor: pointer; font-weight: 600;
    list-style: none; position: relative; padding-right: 50px;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
    content: '+'; position: absolute; right: 25px; top: 50%; transform: translateY(-50%);
    font-size: 1.5rem; color: var(--primary); transition: var(--transition);
}
.faq-item[open] summary::after { transform: translateY(-50%) rotate(45deg); }
.faq-item p { padding: 0 25px 20px; margin-bottom: 0; color: #475569; }

/* Testimonials */
.testimonials-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 30px; margin-top: 50px; }
.stars { color: #fbbf24; margin-bottom: 15px; letter-spacing: 2px; }
.author { display: flex; align-items: center; gap: 15px; margin-top: 20px; }
.avatar {
    width: 50px; height: 50px; border-radius: 50%;
    background: var(--gradient-2); display: flex; align-items: center; justify-content: center;
    font-weight: 700; color: white;
}

/* Contact Layout */
.contact-layout { display: grid; grid-template-columns: 1fr 1fr; gap: 50px; align-items: start; }
.info-item { margin: 20px 0; font-size: 1.1rem; }
.info-item a { color: var(--primary); text-decoration: none; }
.contact-form input, .contact-form textarea {
    width: 100%; padding: 15px; margin-bottom: 15px;
    border: 1px solid #e2e8f0; border-radius: 10px;
    font-family: inherit; font-size: 1rem; outline: none;
    transition: var(--transition);
}
.contact-form input:focus, .contact-form textarea:focus { border-color: var(--primary); box-shadow: 0 0 0 3px rgba(79,70,229,0.1); }

/* Footer */
footer { background: var(--dark); color: #94a3b8; padding: 80px 0 30px; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1.5fr; gap: 40px; margin-bottom: 60px; }
.footer-col h3, .footer-col h4 { color: white; margin-bottom: 20px; }
.footer-col ul { list-style: none; }
.footer-col li { margin-bottom: 10px; }
.footer-col a { color: #94a3b8; text-decoration: none; transition: var(--transition); }
.footer-col a:hover { color: white; }
.copyright { text-align: center; padding-top: 30px; border-top: 1px solid rgba(255,255,255,0.1); font-size: 0.9rem; }

/* Animations */
@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-30px); }
}
.animate-fade-up { opacity: 0; transform: translateY(30px); animation: fadeUp 0.8s forwards; }
.delay-1 { animation-delay: 0.2s; }
.delay-2 { animation-delay: 0.4s; }
.delay-3 { animation-delay: 0.6s; }
.delay-4 { animation-delay: 0.8s; }
@keyframes fadeUp { to { opacity: 1; transform: translateY(0); } }

/* Responsive */
@media (max-width: 900px) {
    .contact-layout { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 768px) {
    .nav-links { 
        position: fixed; top: 70px; left: 0; right: 0;
        background: white; flex-direction: column; padding: 30px;
        box-shadow: 0 10px 30px rgba(0,0,0,0.1);
        clip-path: circle(0% at 100% 0); transition: var(--transition);
    }
    .nav-links.active { clip-path: circle(150% at 100% 0); }
    .mobile-toggle { display: block; }
    .hero-ctas { display: flex; flex-direction: column; gap: 15px; }
    .btn-secondary { margin-left: 0; }
    .footer-grid { grid-template-columns: 1fr; }
    .section-padding { padding: 60px 0; }
}