/* ===== CSS Variables: Electric Blue & Warm Amber ===== */
:root {
    --primary: #0056D2;       /* Electric Blue */
    --primary-dark: #003F9A;  /* Deep Navy Blue */
    --accent: #FFB800;        /* Warm Amber / Spark */
    --accent-hover: #E5A600;  /* Darker Amber */
    
    --bg-main: #F8F9FA;       /* Crisp Off-White */
    --bg-card: #FFFFFF;       /* Pure White */
    --bg-dark: #0A192F;       /* Deep Navy for contrast sections */
    
    --text-main: #1A202C;     /* Deep Charcoal */
    --text-secondary: #4A5568;/* Medium Gray */
    --text-light: #A0AEC0;    /* Light Gray */
    
    --border: #E2E8F0;        /* Subtle Border */
    --shadow-sm: 0 2px 4px rgba(0, 86, 210, 0.05);
    --shadow-md: 0 8px 16px rgba(0, 86, 210, 0.08);
    --shadow-lg: 0 16px 32px rgba(0, 86, 210, 0.12);
    
    --radius: 8px;
    --radius-lg: 16px;
    --font-main: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    --font-heading: 'Space Grotesk', 'Inter', sans-serif;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ===== Reset & Base ===== */
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
    font-family: var(--font-main);
    background: var(--bg-main);
    color: var(--text-main);
    line-height: 1.7;
    overflow-x: hidden;
    position: relative;
}

.container {
    width: 100%;
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 24px;
}

a { text-decoration: none; color: var(--primary); transition: var(--transition); font-weight: 600; }
a:hover { color: var(--primary-dark); }

h1, h2, h3 {
    font-family: var(--font-heading);
    line-height: 1.2;
    font-weight: 700;
    color: var(--primary-dark);
    letter-spacing: -0.02em;
}

h2 { font-size: clamp(1.8rem, 3.5vw, 2.5rem); margin-bottom: 1rem; }
h3 { font-size: 1.25rem; margin-bottom: 0.75rem; }
p { margin-bottom: 1.25rem; color: var(--text-secondary); font-size: 1.05rem; }

.lead {
    font-size: 1.25rem;
    font-weight: 500;
    color: var(--text-main);
    line-height: 1.6;
    margin-bottom: 1.5rem;
}

/* ===== Decorative Backgrounds (No Images) ===== */
.bg-grid {
    position: fixed;
    top: 0; left: 0; width: 100%; height: 100%;
    background-image: 
        linear-gradient(rgba(0, 86, 210, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0, 86, 210, 0.03) 1px, transparent 1px);
    background-size: 40px 40px;
    z-index: -2;
    pointer-events: none;
}

.bg-glow-1, .bg-glow-2 {
    position: fixed;
    border-radius: 50%;
    filter: blur(120px);
    z-index: -1;
    pointer-events: none;
}
.bg-glow-1 { width: 600px; height: 600px; background: rgba(0, 86, 210, 0.08); top: -200px; right: -200px; }
.bg-glow-2 { width: 500px; height: 500px; background: rgba(255, 184, 0, 0.08); bottom: 10%; left: -150px; }

/* ===== Header ===== */
.site-header {
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.header-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px 24px;
}

.brand {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--primary-dark);
    font-weight: 800;
    font-size: 1.3rem;
    font-family: var(--font-heading);
}

.brand-icon {
    font-size: 1.5rem;
    color: var(--accent);
}

.brand-sub {
    font-weight: 400;
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.main-nav { display: flex; gap: 32px; }
.main-nav a { color: var(--text-secondary); font-weight: 500; font-size: 0.95rem; position: relative; }
.main-nav a::after {
    content: ''; position: absolute; bottom: -4px; left: 0; width: 0; height: 2px;
    background: var(--accent); transition: var(--transition);
}
.main-nav a:hover { color: var(--primary); }
.main-nav a:hover::after { width: 100%; }

.header-cta {
    display: flex; align-items: center; gap: 8px;
    background: var(--primary); color: white !important;
    padding: 10px 20px; border-radius: 50px;
    font-weight: 600; font-size: 0.9rem;
}
.header-cta:hover { background: var(--primary-dark); transform: translateY(-2px); color: white !important; }

.pulse {
    width: 8px; height: 8px; background: var(--accent);
    border-radius: 50%; animation: pulse 2s infinite;
}
@keyframes pulse {
    0% { box-shadow: 0 0 0 0 rgba(255, 184, 0, 0.7); }
    70% { box-shadow: 0 0 0 8px rgba(255, 184, 0, 0); }
    100% { box-shadow: 0 0 0 0 rgba(255, 184, 0, 0); }
}

.mobile-toggle {
    display: none; flex-direction: column; gap: 5px;
    background: none; border: none; cursor: pointer; padding: 8px;
}
.mobile-toggle span {
    width: 24px; height: 2px; background: var(--primary-dark);
    border-radius: 2px; transition: var(--transition);
}

/* ===== Hero Section ===== */
.hero {
    background: var(--primary-dark);
    color: white;
    padding: 100px 0 120px;
    text-align: center;
    position: relative;
    overflow: hidden;
}
.hero::before {
    content: ''; position: absolute; top: -50%; right: -20%;
    width: 600px; height: 600px; background: var(--primary);
    border-radius: 50%; opacity: 0.3; filter: blur(100px);
}

.hero-content { position: relative; z-index: 2; max-width: 800px; }
.hero-badge {
    display: inline-block; background: rgba(255, 184, 0, 0.15);
    color: var(--accent); border: 1px solid rgba(255, 184, 0, 0.3);
    padding: 8px 20px; border-radius: 50px; font-size: 0.85rem;
    font-weight: 600; margin-bottom: 24px; letter-spacing: 0.05em;
}
.hero h1 { font-size: clamp(2.2rem, 5vw, 3.5rem); color: white; margin-bottom: 24px; }
.hero-text { font-size: 1.15rem; color: rgba(255, 255, 255, 0.85); max-width: 650px; margin: 0 auto 40px; }

.hero-actions { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }

.btn {
    padding: 14px 28px; border-radius: 50px; font-weight: 600;
    font-size: 1rem; transition: var(--transition); display: inline-flex;
    align-items: center; gap: 8px; border: none; cursor: pointer;
}
.btn-primary { background: var(--accent); color: var(--primary-dark) !important; box-shadow: 0 8px 20px rgba(255, 184, 0, 0.3); }
.btn-primary:hover { background: var(--accent-hover); transform: translateY(-3px); box-shadow: 0 12px 30px rgba(255, 184, 0, 0.4); color: var(--primary-dark) !important; }
.btn-outline { background: transparent; color: white !important; border: 2px solid rgba(255, 255, 255, 0.3); }
.btn-outline:hover { background: rgba(255, 255, 255, 0.1); border-color: white; transform: translateY(-3px); color: white !important; }
.btn.large { padding: 18px 36px; font-size: 1.1rem; }

/* ===== Main Content ===== */
.article-wrapper { padding: 80px 24px; }
.content-block { margin-bottom: 80px; }

.article-header { margin-bottom: 32px; border-left: 4px solid var(--accent); padding-left: 20px; }
.section-tag {
    display: inline-block; font-size: 0.8rem; font-weight: 700;
    color: var(--primary); text-transform: uppercase; letter-spacing: 0.15em;
    margin-bottom: 12px;
}
.section-tag.light { color: var(--accent); }

/* Grid Cards */
.grid-cards {
    display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 24px; margin-top: 32px;
}
.card {
    background: var(--bg-card); padding: 32px 24px; border-radius: var(--radius-lg);
    border: 1px solid var(--border); box-shadow: var(--shadow-sm);
    transition: var(--transition); position: relative; overflow: hidden;
}
.card::before {
    content: ''; position: absolute; top: 0; left: 0; width: 100%; height: 4px;
    background: var(--accent); transform: scaleX(0); transform-origin: left;
    transition: transform 0.4s ease;
}
.card:hover { transform: translateY(-8px); box-shadow: var(--shadow-lg); }
.card:hover::before { transform: scaleX(1); }
.card-icon { font-size: 2.5rem; margin-bottom: 16px; display: block; }
.card h3 { color: var(--primary-dark); }
.card p { font-size: 0.95rem; margin-bottom: 0; }

/* Process List */
.process-list { list-style: none; margin-top: 32px; }
.process-list li {
    display: flex; gap: 24px; margin-bottom: 32px;
    background: var(--bg-card); padding: 24px; border-radius: var(--radius-lg);
    border: 1px solid var(--border); transition: var(--transition);
}
.process-list li:hover { border-color: var(--primary); box-shadow: var(--shadow-md); }
.step-num {
    font-family: var(--font-heading); font-size: 2rem; font-weight: 800;
    color: var(--accent); line-height: 1; flex-shrink: 0;
}
.step-content h3 { margin-bottom: 8px; font-size: 1.2rem; }
.step-content p { margin-bottom: 0; font-size: 0.95rem; }

/* FAQ */
.faq-container { display: flex; flex-direction: column; gap: 12px; margin-top: 32px; }
.faq-item {
    background: var(--bg-card); border: 1px solid var(--border);
    border-radius: var(--radius); overflow: hidden; transition: var(--transition);
}
.faq-item:hover { border-color: var(--primary); }
.faq-item.active { border-color: var(--primary); box-shadow: var(--shadow-md); }

.faq-question {
    width: 100%; background: none; border: none; padding: 20px 24px;
    display: flex; justify-content: space-between; align-items: center;
    cursor: pointer; text-align: left; gap: 16px;
}
.faq-num {
    font-family: var(--font-heading); font-size: 0.9rem; font-weight: 700;
    color: var(--primary); background: rgba(0, 86, 210, 0.1);
    width: 32px; height: 32px; border-radius: 50%;
    display: flex; align-items: center; justify-content: center; flex-shrink: 0;
}
.faq-text { flex: 1; font-weight: 600; color: var(--text-main); font-size: 1rem; font-family: var(--font-main); }
.faq-icon { font-size: 1.5rem; color: var(--primary); transition: var(--transition); flex-shrink: 0; font-weight: 300; }
.faq-item.active .faq-icon { transform: rotate(45deg); color: var(--accent); }

.faq-answer {
    max-height: 0; overflow: hidden; transition: max-height 0.4s ease, padding 0.4s ease;
    padding: 0 24px;
}
.faq-item.active .faq-answer { max-height: 300px; padding: 0 24px 24px 72px; }
.faq-answer p { color: var(--text-secondary); line-height: 1.7; font-size: 0.95rem; margin: 0; }

/* Contact Section */
.contact-section {
    background: var(--bg-dark); color: white; padding: 100px 0;
    text-align: center; position: relative; overflow: hidden;
}
.contact-section::before {
    content: ''; position: absolute; bottom: -50%; left: -20%;
    width: 500px; height: 500px; background: var(--primary);
    border-radius: 50%; opacity: 0.2; filter: blur(80px);
}
.contact-section > .container { position: relative; z-index: 2; }
.contact-header h2 { color: white; }
.contact-header p { color: rgba(255, 255, 255, 0.8); max-width: 600px; margin: 0 auto 50px; font-size: 1.1rem; }

.contact-grid {
    display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 24px; margin-bottom: 50px;
}
.contact-card {
    background: rgba(255, 255, 255, 0.05); backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1); padding: 40px 24px;
    border-radius: var(--radius-lg); transition: var(--transition);
}
.contact-card:hover { background: rgba(255, 255, 255, 0.1); transform: translateY(-8px); }
.contact-icon { font-size: 2.5rem; margin-bottom: 16px; display: block; }
.contact-card h3 { color: white; font-size: 1.2rem; margin-bottom: 12px; }
.contact-card a, .contact-value { display: block; font-size: 1.1rem; font-weight: 700; color: var(--accent); margin-bottom: 8px; }
.contact-card a:hover { color: white; }
.contact-sub { display: block; font-size: 0.85rem; color: rgba(255, 255, 255, 0.6); }
.contact-cta-wrapper { margin-top: 20px; }

/* Footer */
.site-footer { background: #050F1E; color: rgba(255, 255, 255, 0.6); padding: 40px 0; text-align: center; }
.footer-content { display: flex; flex-direction: column; align-items: center; gap: 16px; }
.footer-brand { display: flex; align-items: center; gap: 10px; color: white; font-size: 1.2rem; }
.site-footer p { color: rgba(255, 255, 255, 0.4); margin: 0; font-size: 0.9rem; }

/* Animations */
.fade-in { opacity: 0; transform: translateY(30px); transition: opacity 0.8s ease-out, transform 0.8s ease-out; }
.fade-in.visible { opacity: 1; transform: translateY(0); }

/* Responsive */
@media (max-width: 768px) {
    .main-nav {
        display: none; position: absolute; top: 100%; left: 0; width: 100%;
        background: white; flex-direction: column; padding: 24px;
        box-shadow: var(--shadow-lg); gap: 20px; border-top: 1px solid var(--border);
    }
    .main-nav.active { display: flex; }
    .mobile-toggle { display: flex; }
    .header-cta { display: none; }
    
    .hero { padding: 80px 0; }
    .hero-actions { flex-direction: column; align-items: stretch; }
    .btn { width: 100%; justify-content: center; }
    
    .faq-item.active .faq-answer { padding: 0 24px 24px 24px; }
    .faq-num { display: none; }
    
    .process-list li { flex-direction: column; gap: 12px; }
}