/* SeekBytes Modern Theme */
:root {
    --primary-color: #0d47a1;
    --primary-light: #5472d3;
    --primary-dark: #002171;
    --secondary-color: #00bcd4;
    --accent-color: #ff4081;
    --text-color: #333333;
    --text-muted: #666666;
    --bg-light: #f8f9fa;
    --bg-white: #ffffff;
    --border-radius: 8px;
    --box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    --transition: all 0.3s ease;

    /* Landing block (Hero + How It Works) – shared width, colors, font */
    --landing-bg: #0b0f1f;
    --landing-bg-top: #141a33;
    --landing-heading: #f4f6ff;
    --landing-text: #c9cffb;
    --landing-text-muted: rgba(201, 207, 251, 0.85);
    --landing-max-width: 880px;
    --landing-accent-cyan: #6df6ff;
    --landing-accent-purple: #7a5bff;
    --landing-font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

body.corporate {
    font-family: 'Inter', 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    color: var(--text-color);
    background-color: var(--bg-white);
    line-height: 1.6;
}

/* Header */
.header {
    background: var(--bg-white);
    box-shadow: 0 2px 4px rgba(0,0,0,0.05);
    padding: 15px 0;
    position: sticky;
    top: 0;
    z-index: 1000;
}

.header .site-logo img {
    height: 40px;
}

.header-navigation ul li a {
    color: var(--text-color);
    font-weight: 600;
    font-size: 15px;
    padding: 8px 15px;
    transition: var(--transition);
}

.header-navigation ul li a:hover,
.header-navigation ul li.active a {
    color: var(--primary-color);
    background: transparent;
}

/* Hero Section – compact, clearly bounded, no merge with next section */
.hero-banner {
    background: linear-gradient(135deg, #0d3a6e 0%, #0a2d52 50%, #071e38 100%);
    color: var(--landing-heading);
    padding: 32px 24px 40px;
    text-align: center;
    border-radius: 0 0 16px 16px;
    margin-bottom: 32px;
    position: relative;
    overflow: hidden;
    font-family: var(--landing-font);
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.15);
}

.hero-banner::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.15), transparent);
    z-index: 1;
}

.hero-banner .hero-inner {
    max-width: var(--landing-max-width);
    margin: 0 auto;
    position: relative;
    z-index: 2;
}

.hero-banner h1 {
    font-family: var(--landing-font);
    font-size: clamp(1.35rem, 3.2vw, 1.85rem);
    font-weight: 700;
    margin-bottom: 10px;
    color: #fff;
    line-height: 1.3;
}

.hero-banner p {
    font-family: var(--landing-font);
    font-size: 0.95rem;
    color: rgba(255, 255, 255, 0.88);
    margin-bottom: 20px;
    max-width: 560px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.45;
}

.hero-banner .btn-lg {
    padding: 10px 28px;
    font-size: 0.95rem;
    font-weight: 600;
    font-family: var(--landing-font);
    border-radius: 50px;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.2);
    background: #fff;
    color: #0d3a6e;
    border: none;
    position: relative;
    z-index: 2;
}

.hero-banner .btn-lg:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.25);
    background: #f0f7ff;
    color: #0d3a6e;
}

/* How It Works – light section, diagram in a card (clearly separate from hero) */
.landing-dark-section {
    background: var(--bg-light);
    padding: 40px 24px 48px;
    margin-bottom: 60px;
    font-family: var(--landing-font);
}

.landing-dark-section .landing-inner {
    max-width: var(--landing-max-width);
    margin: 0 auto;
}

.landing-dark-section h2 {
    font-family: var(--landing-font);
    font-size: clamp(1.35rem, 2.8vw, 1.75rem);
    font-weight: 700;
    color: var(--text-color);
    margin-bottom: 8px;
    text-align: center;
}

.landing-dark-section h2::after {
    content: '';
    display: block;
    width: 40px;
    height: 3px;
    background: var(--primary-color);
    margin: 10px auto 20px;
    border-radius: 2px;
}

.landing-dark-section .text-muted,
.landing-dark-section .landing-subtitle {
    color: var(--text-muted) !important;
    font-family: var(--landing-font);
    font-size: 0.95rem;
    text-align: center;
    margin-bottom: 24px;
}

/* Sections (default for rest of page) */
h2 {
    font-size: 2.2rem;
    font-weight: 700;
    color: var(--text-color);
    margin-bottom: 40px;
    text-align: center;
    position: relative;
}

h2::after {
    content: '';
    display: block;
    width: 60px;
    height: 4px;
    background: var(--secondary-color);
    margin: 15px auto 0;
    border-radius: 2px;
}

/* Architecture Diagram */
.arch-diagram {
    display: flex;
    justify-content: center;
    align-items: center;
    flex-wrap: wrap;
    gap: 20px;
    margin-top: 40px;
}

.arch-step {
    background: var(--bg-white);
    padding: 30px;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    width: 160px;
    text-align: center;
    transition: var(--transition);
    border-bottom: 4px solid var(--primary-color);
}

.arch-step:hover {
    transform: translateY(-5px);
}

.arch-step i {
    font-size: 3rem;
    color: var(--primary-color);
    margin-bottom: 15px;
}

.arch-step p {
    font-weight: 600;
    color: var(--text-color);
    margin: 0;
}

.arch-arrow {
    color: var(--text-muted);
    font-size: 1.5rem;
}

/* Cards (Services, Testimonials) */
.service-box-heading {
    display: flex;
    align-items: center;
    margin-bottom: 15px;
}

.service-box-heading em {
    width: 50px;
    height: 50px;
    background: rgba(13, 71, 161, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: 15px;
    color: var(--primary-color);
    font-size: 1.2rem;
}

.service-box-heading span {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--text-color);
}

.col-md-4 {
    margin-bottom: 30px;
}

.testimonial-card {
    background: var(--bg-white);
    padding: 30px;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    height: 100%;
}

.testimonial-card p {
    font-style: italic;
    color: var(--text-muted);
    margin-bottom: 20px;
}

.testimonial-card .author {
    font-weight: 700;
    color: var(--primary-color);
}

/* Pricing */
.pricing-calculator {
    background: var(--bg-white);
    padding: 40px;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    border: 1px solid #e0e0e0;
}

.pricing-card {
    background: var(--bg-white);
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    padding: 30px;
    text-align: center;
    transition: var(--transition);
    border: 1px solid #eee;
}

.pricing-card:hover {
    border-color: var(--primary-color);
    transform: translateY(-5px);
}

.pricing-card h3 {
    font-size: 1.5rem;
    margin-bottom: 20px;
    color: var(--primary-dark);
}

.pricing-card .price {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--primary-color);
    margin-bottom: 20px;
}

/* API Playground */
.api-playground-container {
    background: #1e1e1e;
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0,0,0,0.3);
}

.code-editor {
    padding: 20px;
    color: #d4d4d4;
    font-family: 'Fira Code', monospace;
}

.terminal-output {
    background: #000;
    padding: 20px;
    height: 100%;
    border-left: 1px solid #333;
    font-family: 'Fira Code', monospace;
    min-height: 250px;
}

.cursor-blink {
    animation: blink 1s step-end infinite;
}

@keyframes blink {
    50% { opacity: 0; }
}

/* Footer */
.footer {
    background: #1a1a1a;
    color: #ffffff;
    padding: 40px 0;
    margin-top: 60px;
}

.social-footer {
    margin: 0;
    padding: 0;
}

.social-footer li {
    display: inline-block;
}

.social-footer a {
    color: rgba(255,255,255,0.7);
    font-size: 1.2rem;
    margin-left: 15px;
    transition: var(--transition);
}

.social-footer a:hover {
    color: white;
}

/* Animations */
.animate-fade-in-up {
    animation: fadeInUp 0.8s ease-out forwards;
    opacity: 0;
    transform: translateY(20px);
}

.delay-100 { animation-delay: 0.1s; }
.delay-200 { animation-delay: 0.2s; }

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

/* Utilities */
.text-muted { color: var(--text-muted) !important; }
.mb-5 { margin-bottom: 3rem !important; }
.ml-2 { margin-left: 0.5rem !important; }
.h-100 { height: 100% !important; }
.margin-bottom-60 { margin-bottom: 60px !important; }
.no-gutters { margin-right: 0; margin-left: 0; }
.no-gutters > .col, .no-gutters > [class*="col-"] { padding-right: 0; padding-left: 0; }