@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&family=Plus+Jakarta+Sans:wght@500;600;700;800&display=swap');

:root {
    /* Logo Canvas Theme: Warm Off-White / Cream Linen Background (#F7F4EE / #F5F1ea) with Charcoal Sphinx accents */
    --bg-main: #f5f1ea;          /* Exact warm cream background from SphinxTEK logo */
    --bg-header: #faf8f5;        /* Soft cream header surface */
    --bg-surface: #ffffff;       /* Pure white crisp card background */
    --bg-alt: #ebe6dc;          /* Muted cream slate for subtle contrast */
    --bg-dark-section: #282a2e;  /* Charcoal Sphinx slate for dark contrast elements */
    
    --border-subtle: #e2dcd0;
    --border-medium: #d1c8b8;
    --border-accent: #282a2e;
    
    /* Primary Brand Palette matched to Logo Charcoal & Warm Linen */
    --brand-primary: #282a2e;     /* Charcoal Sphinx Slate */
    --brand-accent: #3b3e45;      /* Deep Charcoal Accent */
    --brand-gold: #c29b38;        /* Subtle Warm Gold */
    
    --text-primary: #111317;      /* High contrast black-charcoal */
    --text-secondary: #383c44;    /* Dark Charcoal Subtitle Text */
    --text-muted: #575c66;
    --text-on-dark: #ffffff;
    --text-on-dark-subtle: #cbd5e1;
    
    --radius-sm: 6px;
    --radius-md: 8px;
    --radius-lg: 12px;
    
    --shadow-card: 0 2px 8px rgba(40, 42, 46, 0.05), 0 1px 3px rgba(40, 42, 46, 0.03);
    --shadow-card-hover: 0 12px 30px -5px rgba(40, 42, 46, 0.12), 0 8px 12px -6px rgba(40, 42, 46, 0.05);
    --transition-fast: all 0.2s ease-in-out;
}

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

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background-color: var(--bg-main);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

/* Header & Clean Corporate Navbar */
.navbar-sphinx {
    background: var(--bg-header);
    border-bottom: 1px solid var(--border-subtle);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 1rem 0;
    box-shadow: 0 2px 8px rgba(40, 42, 46, 0.03);
}

.brand-container {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
}

.brand-logo-img {
    max-height: 38px;
    width: auto;
    object-fit: contain;
}

.brand-text {
    font-family: 'Plus Jakarta Sans', sans-serif;
    font-size: 1.35rem;
    font-weight: 800;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--brand-primary);
}

.brand-text span {
    color: var(--brand-gold);
}

.nav-link-custom {
    color: var(--text-secondary);
    font-size: 0.95rem;
    font-weight: 600;
    padding: 0.5rem 1rem;
    text-decoration: none;
    transition: var(--transition-fast);
}

.nav-link-custom:hover {
    color: var(--brand-primary);
    background: var(--bg-alt);
    border-radius: var(--radius-sm);
}

/* Buttons */
.btn-sphinx-primary {
    background: var(--brand-primary);
    color: #f5f1ea;
    font-weight: 600;
    padding: 0.7rem 1.6rem;
    border-radius: var(--radius-md);
    border: 1px solid var(--brand-primary);
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    transition: var(--transition-fast);
}

.btn-sphinx-primary:hover {
    background: #3b3e45;
    border-color: #3b3e45;
    color: #ffffff;
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(40, 42, 46, 0.15);
}

.btn-sphinx-outline {
    background: transparent;
    color: var(--brand-primary);
    font-weight: 600;
    padding: 0.7rem 1.6rem;
    border-radius: var(--radius-md);
    border: 1px solid var(--border-medium);
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    transition: var(--transition-fast);
}

.btn-sphinx-outline:hover {
    background: var(--bg-surface);
    border-color: var(--brand-primary);
    color: var(--brand-primary);
}

/* Crisp White Surface Cards on Warm Cream Canvas */
.glass-card {
    background: var(--bg-surface);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    padding: 2.25rem;
    transition: var(--transition-fast);
    box-shadow: var(--shadow-card);
}

.glass-card:hover {
    border-color: var(--border-medium);
    box-shadow: var(--shadow-card-hover);
    transform: translateY(-2px);
}

/* Hero Section */
.hero-section {
    padding: 9rem 0 5rem 0;
    background: linear-gradient(180deg, #faf8f5 0%, var(--bg-main) 100%);
    border-bottom: 1px solid var(--border-subtle);
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 6px 14px;
    background: #ebe6dc;
    border: 1px solid #d1c8b8;
    border-radius: var(--radius-sm);
    color: var(--brand-primary);
    font-size: 0.85rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
}

.hero-title {
    font-family: 'Plus Jakarta Sans', sans-serif;
    font-size: 3.25rem;
    font-weight: 800;
    line-height: 1.15;
    letter-spacing: -0.02em;
    margin-bottom: 1.5rem;
    color: var(--brand-primary);
}

.hero-subtitle {
    font-size: 1.15rem;
    color: var(--text-secondary);
    max-width: 620px;
    margin-bottom: 2.25rem;
}

/* Icon Box */
.icon-box {
    width: 50px;
    height: 50px;
    border-radius: var(--radius-md);
    background: #ebe6dc;
    border: 1px solid var(--border-medium);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--brand-primary);
    font-size: 1.35rem;
    margin-bottom: 1.25rem;
}

/* Section Headings */
.section-tag {
    text-transform: uppercase;
    font-size: 0.8rem;
    font-weight: 800;
    letter-spacing: 0.12em;
    color: var(--brand-gold);
    margin-bottom: 0.5rem;
    display: block;
}

.section-title {
    font-family: 'Plus Jakarta Sans', sans-serif;
    font-size: 2.25rem;
    font-weight: 800;
    letter-spacing: -0.02em;
    color: var(--brand-primary);
    margin-bottom: 1rem;
}

/* Form Inputs */
.sphinx-input {
    background: #ffffff;
    border: 1px solid var(--border-medium);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    padding: 0.8rem 1rem;
    width: 100%;
    outline: none;
    transition: var(--transition-fast);
}

.sphinx-input:focus {
    border-color: var(--brand-primary);
    box-shadow: 0 0 0 3px rgba(40, 42, 46, 0.08);
}

/* Dark Corporate Contrast Sections */
.bg-dark-section {
    background-color: var(--bg-dark-section);
    color: var(--text-on-dark);
}

.bg-dark-section .glass-card {
    background: #1e2024;
    border-color: #383c44;
    color: var(--text-on-dark);
}

.bg-dark-section .section-title,
.bg-dark-section h3,
.bg-dark-section h4,
.bg-dark-section h5 {
    color: #ffffff !important;
}

.bg-dark-section .text-secondary {
    color: var(--text-on-dark-subtle) !important;
}

/* Footer */
.footer-sphinx {
    background: #1e2024;
    border-top: 1px solid #383c44;
    padding: 4rem 0 2rem 0;
    color: #94a3b8;
    font-size: 0.9rem;
}

.footer-sphinx a {
    color: #e2dcd0;
}

.footer-sphinx a:hover {
    color: #ffffff;
}

/* Responsive adjustments */
@media (max-width: 991px) {
    .hero-title {
        font-size: 2.35rem;
    }
}