/**
 * style.css - 한국미래사업학교 메인 스타일시트
 * Professional Business Theme
 */

/* ============================================
   CSS Variables (Professional Color Scheme)
   ============================================ */
:root {
    /* Primary Colors - Mirae School Blue */
    --primary: #002366;
    --primary-dark: #001a4d;
    --primary-light: #003399;
    --secondary: #0d9488;
    --secondary-dark: #0b7a70;
    --secondary-light: #14b8a6;

    /* Header Color */
    --header-bg: #002366;

    /* Accent Colors */
    --accent: #f59e0b;
    --accent-orange: #ea580c;
    --accent-green: #16a34a;

    /* Neutral Colors */
    --black: #111827;
    --dark: #1f2937;
    --dark-gray: #374151;
    --gray: #6b7280;
    --light-gray: #9ca3af;
    --border-gray: #e5e7eb;
    --bg-gray: #f3f4f6;
    --off-white: #f9fafb;
    --white: #ffffff;

    /* Text Colors */
    --text-primary: #111827;
    --text-secondary: #4b5563;
    --text-muted: #6b7280;

    /* Background Colors */
    --bg-primary: #ffffff;
    --bg-secondary: #f9fafb;
    --bg-card: #ffffff;

    /* Typography */
    --font-primary: 'Noto Sans KR', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-display: 'Noto Sans KR', sans-serif;

    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    --spacing-3xl: 4rem;

    /* Border Radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    --radius-full: 9999px;

    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-normal: 300ms ease;
    --transition-slow: 500ms ease;

    /* Z-Index */
    --z-dropdown: 100;
    --z-sticky: 200;
    --z-fixed: 300;
    --z-modal-backdrop: 400;
    --z-modal: 500;
    --z-tooltip: 600;
}

/* ============================================
   Base Styles
   ============================================ */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-primary);
    font-size: 1rem;
    line-height: 1.6;
    color: var(--text-primary);
    background: var(--bg-primary);
    min-height: 100vh;
    overflow-x: hidden;
}

/* Skip Link (Accessibility) */
.skip-link {
    position: absolute;
    top: -100%;
    left: 50%;
    transform: translateX(-50%);
    padding: 1rem 2rem;
    background: var(--primary);
    color: var(--white);
    text-decoration: none;
    border-radius: var(--radius-md);
    z-index: 9999;
    transition: top var(--transition-fast);
}

.skip-link:focus {
    top: 1rem;
}

/* Hide cosmic background */
.cosmic-bg {
    display: none;
}

/* ============================================
   Utility Bar (Top Menu)
   ============================================ */
.utility-bar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: calc(var(--z-fixed) + 1);
    background: rgb(29, 82, 53);
    height: 36px;
}

.utility-inner {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 1.5rem;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: flex-end;
}

.utility-menu {
    display: flex;
    align-items: center;
    gap: 0;
    list-style: none;
}

.utility-menu li {
    position: relative;
}

.utility-menu li:not(:last-child)::after {
    content: '';
    position: absolute;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 1px;
    height: 12px;
    background: rgba(255, 255, 255, 0.3);
}

.utility-menu li a {
    display: block;
    padding: 0.5rem 1rem;
    color: var(--white);
    text-decoration: none;
    font-size: 0.8125rem;
    font-weight: 400;
    transition: color var(--transition-fast);
}

.utility-menu li a:hover {
    color: rgba(255, 255, 255, 0.7);
}

@media (max-width: 768px) {
    .utility-bar {
        display: none;
    }
}

/* ============================================
   Header Styles
   ============================================ */
.site-header {
    position: fixed;
    top: 36px;
    left: 0;
    right: 0;
    z-index: var(--z-fixed);
    background: var(--white);
    border-bottom: 1px solid var(--border-gray);
    transition: all var(--transition-normal);
}

@media (max-width: 768px) {
    .site-header {
        top: 0;
    }
}

.site-header.scrolled {
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.header-inner {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 1.5rem;
    height: 72px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

/* Logo */
.logo {
    display: flex;
    align-items: center;
    text-decoration: none;
    z-index: 10;
}

.logo-img {
    display: block;
    width: 100% !important;
    height: 100% !important;
}

.logo-img-white {
    display: none;
}

/* Main Navigation */
.main-nav {
    display: none;
}

@media (min-width: 1024px) {
    .main-nav {
        display: block;
    }
}

.nav-list {
    display: flex;
    align-items: center;
    gap: 0;
    list-style: none;
}

.nav-item {
    position: relative;
}

.nav-item > a {
    display: block;
    padding: 1.5rem 1.25rem;
    color: var(--text-primary);
    text-decoration: none;
    font-size: 0.95rem;
    font-weight: 500;
    letter-spacing: -0.02em;
    transition: color var(--transition-fast);
}

.nav-item > a:hover,
.nav-item.active > a {
    color: var(--primary);
}

/* Submenu */
.submenu {
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%) translateY(10px);
    min-width: 200px;
    background: var(--white);
    border: 1px solid var(--border-gray);
    border-radius: var(--radius-lg);
    padding: 0.5rem 0;
    list-style: none;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-normal);
    box-shadow: var(--shadow-lg);
}

.nav-item:hover .submenu {
    opacity: 1;
    visibility: visible;
    transform: translateX(-50%) translateY(0);
}

.submenu li a {
    display: block;
    padding: 0.75rem 1.25rem;
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.9rem;
    transition: all var(--transition-fast);
}

.submenu li a:hover {
    color: var(--primary);
    background: var(--bg-gray);
}

/* Header Actions */
.header-actions {
    display: none;
}

@media (min-width: 1024px) {
    .header-actions {
        display: flex;
        align-items: center;
        gap: 1rem;
    }
}

.btn-apply {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.625rem 1.5rem;
    background: var(--primary);
    color: var(--white);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 600;
    border-radius: var(--radius-md);
    transition: all var(--transition-normal);
}

.btn-apply:hover {
    background: var(--primary-dark);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

/* Mobile Menu Toggle */
.mobile-menu-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    background: transparent;
    border: none;
    cursor: pointer;
    z-index: 10;
}

@media (min-width: 1024px) {
    .mobile-menu-toggle {
        display: none;
    }
}

.hamburger {
    display: flex;
    flex-direction: column;
    gap: 5px;
    width: 24px;
}

.hamburger span {
    display: block;
    width: 100%;
    height: 2px;
    background: var(--text-primary);
    border-radius: 1px;
    transition: all var(--transition-normal);
}

.mobile-menu-toggle.active .hamburger span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.mobile-menu-toggle.active .hamburger span:nth-child(2) {
    opacity: 0;
}

.mobile-menu-toggle.active .hamburger span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* ============================================
   Mobile Navigation
   ============================================ */
.mobile-nav-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: var(--z-modal-backdrop);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-normal);
}

.mobile-nav-overlay.active {
    opacity: 1;
    visibility: visible;
}

.mobile-nav {
    position: fixed;
    top: 0;
    right: 0;
    width: 100%;
    max-width: 320px;
    height: 100vh;
    background: var(--white);
    z-index: var(--z-modal);
    transform: translateX(100%);
    transition: transform var(--transition-normal);
    display: flex;
    flex-direction: column;
    overflow-y: auto;
}

.mobile-nav.active {
    transform: translateX(0);
}

.mobile-nav-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 1.5rem;
    border-bottom: 1px solid var(--border-gray);
}

.mobile-logo {
    display: block;
}

.mobile-nav-close {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    border: none;
    color: var(--text-primary);
    font-size: 1.5rem;
    cursor: pointer;
}

.mobile-nav-list {
    flex: 1;
    padding: 0.5rem 0;
    list-style: none;
    overflow-y: auto;
}

.mobile-nav-item > a,
.mobile-nav-item .submenu-toggle {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.875rem 1.5rem;
    color: var(--text-primary);
    text-decoration: none;
    font-size: 0.95rem;
    font-weight: 500;
    border: none;
    background: transparent;
    width: 100%;
    text-align: left;
    cursor: pointer;
}

.mobile-nav-item .arrow {
    display: inline-block;
    width: 8px;
    height: 8px;
    border-right: 2px solid var(--gray);
    border-bottom: 2px solid var(--gray);
    transform: rotate(45deg);
    transition: transform var(--transition-fast);
}

.mobile-nav-item.open .arrow {
    transform: rotate(-135deg);
}

.mobile-submenu {
    display: none;
    list-style: none;
    background: var(--bg-gray);
}

.mobile-nav-item.open .mobile-submenu {
    display: block;
}

.mobile-submenu li a {
    display: block;
    padding: 0.75rem 2.5rem;
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.9rem;
}

.mobile-submenu li a:hover {
    color: var(--primary);
}

.mobile-nav-footer {
    padding: 1.5rem;
    border-top: 1px solid var(--border-gray);
}

.btn-mobile-apply {
    display: block;
    width: 100%;
    padding: 0.875rem;
    background: var(--primary);
    color: var(--white);
    text-align: center;
    text-decoration: none;
    font-weight: 600;
    border-radius: var(--radius-md);
    margin-bottom: 1.5rem;
}

.mobile-social {
    display: flex;
    justify-content: center;
    gap: 1rem;
}

.mobile-social a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    color: var(--gray);
    background: var(--bg-gray);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.mobile-social a:hover {
    color: var(--primary);
    background: var(--border-gray);
}

.mobile-social svg {
    width: 20px;
    height: 20px;
}

/* ============================================
   Main Content
   ============================================ */
.site-main {
    min-height: 100vh;
    padding-top: 108px; /* 36px utility bar + 72px header */
}

@media (max-width: 768px) {
    .site-main {
        padding-top: 72px; /* No utility bar on mobile */
    }
}

/* ============================================
   Hero Section
   ============================================ */
.hero-section {
    position: relative;
    padding: 5rem 0;
    background: linear-gradient(135deg, #002366 0%, #003399 50%, #004db3 100%);
    overflow: hidden;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.05'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
    opacity: 0.5;
}

.hero-inner {
    position: relative;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 1.5rem;
    z-index: 1;
}

.hero-content {
    max-width: 700px;
}

.hero-badge {
    display: inline-block;
    padding: 0.5rem 1rem;
    background: rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-full);
    color: var(--white);
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
}

.hero-title {
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 700;
    line-height: 1.3;
    color: var(--white);
    margin-bottom: 1rem;
}

.hero-subtitle {
    font-size: 1.125rem;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 2rem;
    line-height: 1.7;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
}

.btn-hero {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 1rem 2rem;
    font-size: 1rem;
    font-weight: 600;
    text-decoration: none;
    border-radius: var(--radius-md);
    transition: all var(--transition-normal);
}

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

.btn-hero-primary:hover {
    background: var(--off-white);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-hero-secondary {
    background: transparent;
    color: var(--white);
    border: 2px solid rgba(255, 255, 255, 0.5);
}

.btn-hero-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: var(--white);
}

/* ============================================
   Section Styles
   ============================================ */
.section {
    padding: var(--spacing-3xl) 0;
}

.section-inner {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-3xl);
}

.section-badge {
    display: inline-block;
    padding: 0.375rem 0.875rem;
    background: var(--primary);
    border-radius: var(--radius-full);
    color: var(--white);
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    margin-bottom: 1rem;
}

.section-title {
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    font-weight: 700;
    line-height: 1.3;
    color: var(--text-primary);
    margin-bottom: 1rem;
}

.section-subtitle {
    font-size: 1.0625rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

/* Page Header */
.page-header {
    padding: 3rem 0;
    background: var(--bg-gray);
    border-bottom: 1px solid var(--border-gray);
}

.page-header-title {
    font-size: clamp(1.75rem, 4vw, 2.25rem);
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

/* ============================================
   Button Styles
   ============================================ */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.875rem 1.75rem;
    font-family: inherit;
    font-size: 0.9375rem;
    font-weight: 600;
    text-decoration: none;
    border-radius: var(--radius-md);
    border: none;
    cursor: pointer;
    transition: all var(--transition-normal);
}

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

.btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.btn-secondary {
    background: var(--bg-gray);
    color: var(--text-primary);
    border: 1px solid var(--border-gray);
}

.btn-secondary:hover {
    background: var(--border-gray);
}

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

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

.btn-lg {
    padding: 1rem 2rem;
    font-size: 1rem;
}

.btn-sm {
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
}

/* ============================================
   Card Styles
   ============================================ */
.card {
    background: var(--bg-card);
    border: 1px solid var(--border-gray);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    transition: all var(--transition-normal);
}

.card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.card-icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-gray);
    border-radius: var(--radius-md);
    margin-bottom: 1.25rem;
    color: var(--primary);
}

.card-icon svg {
    width: 28px;
    height: 28px;
}

.card-title {
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.card-description {
    font-size: 0.9375rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* Program Cards */
.program-card {
    background: var(--white);
    border: 1px solid var(--border-gray);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: all var(--transition-normal);
}

.program-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.program-image {
    height: 200px;
    background: linear-gradient(135deg, #002366 0%, #003399 100%);
    display: flex;
    align-items: center;
    justify-content: center;
}

.program-image svg {
    width: 64px;
    height: 64px;
    color: var(--white);
    opacity: 0.8;
}

.program-content {
    padding: 1.5rem;
}

.program-badge {
    display: inline-block;
    padding: 0.25rem 0.625rem;
    background: var(--bg-gray);
    border-radius: var(--radius-sm);
    color: var(--primary);
    font-size: 0.75rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
}

.program-title {
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.program-description {
    font-size: 0.9375rem;
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 1rem;
}

.program-link {
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
    color: var(--primary);
    font-size: 0.9375rem;
    font-weight: 600;
    text-decoration: none;
}

.program-link:hover {
    text-decoration: underline;
}

/* ============================================
   Stats Section
   ============================================ */
.stats-section {
    background: var(--bg-gray);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
}

@media (min-width: 768px) {
    .stats-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

.stat-item {
    text-align: center;
    padding: 1.5rem;
    background: var(--white);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-gray);
}

.stat-number {
    font-size: clamp(2rem, 4vw, 2.5rem);
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 0.25rem;
}

.stat-label {
    font-size: 0.9375rem;
    color: var(--text-secondary);
}

/* ============================================
   Footer Styles
   ============================================ */
.site-footer {
    background: var(--white);
    color: var(--text-primary);
    padding-bottom: 80px;
    border-top: 1px solid var(--border-gray);
}

@media (min-width: 1024px) {
    .site-footer {
        padding-bottom: 0;
    }
}

.footer-inner {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

.footer-top {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
    padding: 3rem 0;
}

@media (min-width: 768px) {
    .footer-top {
        grid-template-columns: 1fr 2fr 1fr;
        gap: 2.5rem;
    }
}

.footer-logo img {
    margin-bottom: 0.75rem;
}

.footer-tagline {
    font-size: 0.9375rem;
    color: var(--text-secondary);
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}

.footer-col h4 {
    font-size: 0.875rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

.footer-col ul {
    list-style: none;
}

.footer-col ul li {
    margin-bottom: 0.375rem;
}

.footer-col ul li a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.875rem;
    transition: color var(--transition-fast);
}

.footer-col ul li a:hover {
    color: var(--primary);
}

.footer-social {
    display: flex;
    gap: 0.75rem;
}

@media (min-width: 768px) {
    .footer-social {
        justify-content: flex-end;
    }
}

.social-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: var(--bg-gray);
    border-radius: var(--radius-md);
    color: var(--text-secondary);
    transition: all var(--transition-fast);
}

.social-icon:hover {
    background: var(--primary);
    color: var(--white);
}

.social-icon svg {
    width: 18px;
    height: 18px;
}

.footer-info {
    padding: 1.5rem 0;
    border-top: 1px solid var(--border-gray);
    border-bottom: 1px solid var(--border-gray);
}

.company-info p {
    font-size: 0.8125rem;
    color: var(--text-secondary);
    margin-bottom: 0.25rem;
}

.company-info p strong {
    color: var(--text-primary);
}

.footer-bottom {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    padding: 1.5rem 0;
    text-align: center;
}

@media (min-width: 768px) {
    .footer-bottom {
        flex-direction: row;
        justify-content: space-between;
        align-items: center;
    }
}

.footer-legal {
    display: flex;
    gap: 1.25rem;
    flex-wrap: wrap;
    justify-content: center;
}

@media (min-width: 768px) {
    .footer-legal {
        justify-content: flex-start;
    }
}

.footer-legal a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.8125rem;
    transition: color var(--transition-fast);
}

.footer-legal a:hover {
    color: var(--primary);
}

.copyright {
    font-size: 0.8125rem;
    color: var(--text-muted);
}

/* ============================================
   Mobile Bottom Navigation
   ============================================ */
.mobile-bottom-nav {
    display: flex;
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    height: 64px;
    background: var(--white);
    border-top: 1px solid var(--border-gray);
    z-index: var(--z-fixed);
    padding: 0 0.5rem;
    padding-bottom: env(safe-area-inset-bottom);
    box-shadow: 0 -2px 10px rgba(0, 0, 0, 0.05);
}

@media (min-width: 1024px) {
    .mobile-bottom-nav {
        display: none;
    }
}

.bottom-nav-item {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0.25rem;
    color: var(--gray);
    text-decoration: none;
    font-size: 0.6875rem;
    font-weight: 500;
    transition: color var(--transition-fast);
}

.bottom-nav-item svg {
    width: 22px;
    height: 22px;
}

.bottom-nav-item.active {
    color: var(--primary);
}

.bottom-nav-item:hover {
    color: var(--primary);
}

/* ============================================
   Typography
   ============================================ */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-display);
    font-weight: 700;
    line-height: 1.3;
    color: var(--text-primary);
}

h1 { font-size: clamp(2rem, 5vw, 3rem); }
h2 { font-size: clamp(1.75rem, 4vw, 2.5rem); }
h3 { font-size: clamp(1.5rem, 3vw, 1.875rem); }
h4 { font-size: clamp(1.25rem, 2.5vw, 1.5rem); }
h5 { font-size: 1.125rem; }
h6 { font-size: 1rem; }

p {
    margin-bottom: 1rem;
}

a {
    color: var(--primary);
    transition: color var(--transition-fast);
}

a:hover {
    color: var(--primary-dark);
}

/* ============================================
   Utility Classes
   ============================================ */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.text-primary { color: var(--primary); }
.text-secondary { color: var(--text-secondary); }
.text-muted { color: var(--text-muted); }

.bg-white { background: var(--white); }
.bg-gray { background: var(--bg-gray); }
.bg-primary { background: var(--primary); }

.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

.grid {
    display: grid;
    gap: 1.5rem;
}

.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

@media (max-width: 768px) {
    .grid-2, .grid-3, .grid-4 {
        grid-template-columns: 1fr;
    }
}

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

.gap-1 { gap: 0.5rem; }
.gap-2 { gap: 1rem; }
.gap-3 { gap: 1.5rem; }
.gap-4 { gap: 2rem; }

.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mt-4 { margin-top: 2rem; }

.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.mb-4 { margin-bottom: 2rem; }

.hidden { display: none !important; }

/* ============================================
   Form Styles
   ============================================ */
.form-group {
    margin-bottom: 1.25rem;
}

.form-label {
    display: block;
    margin-bottom: 0.375rem;
    font-size: 0.9375rem;
    font-weight: 500;
    color: var(--text-primary);
}

.form-input,
.form-textarea,
.form-select {
    width: 100%;
    padding: 0.75rem 1rem;
    background: var(--white);
    border: 1px solid var(--border-gray);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-family: inherit;
    font-size: 0.9375rem;
    transition: all var(--transition-fast);
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(26, 86, 219, 0.1);
}

.form-input::placeholder,
.form-textarea::placeholder {
    color: var(--gray);
}

.form-textarea {
    min-height: 120px;
    resize: vertical;
}

/* ============================================
   Image Placeholder
   ============================================ */
.image-placeholder {
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #002366 0%, #003399 100%);
    color: var(--white);
}

.image-placeholder svg {
    width: 48px;
    height: 48px;
    opacity: 0.6;
}

/* ============================================
   Feature List
   ============================================ */
.feature-list {
    list-style: none;
}

.feature-list li {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    margin-bottom: 0.75rem;
    font-size: 0.9375rem;
    color: var(--text-secondary);
}

.feature-list li::before {
    content: '';
    flex-shrink: 0;
    width: 20px;
    height: 20px;
    background: var(--primary);
    border-radius: 50%;
    margin-top: 2px;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 20 20' fill='white' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M16.707 5.293a1 1 0 010 1.414l-8 8a1 1 0 01-1.414 0l-4-4a1 1 0 011.414-1.414L8 12.586l7.293-7.293a1 1 0 011.414 0z'/%3E%3C/svg%3E");
    background-size: 12px;
    background-position: center;
    background-repeat: no-repeat;
}

/* ============================================
   Testimonial
   ============================================ */
.testimonial-card {
    background: var(--white);
    border: 1px solid var(--border-gray);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
}

.testimonial-content {
    font-size: 0.9375rem;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 1rem;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.testimonial-avatar {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: var(--bg-gray);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--gray);
}

.testimonial-name {
    font-weight: 600;
    color: var(--text-primary);
    font-size: 0.9375rem;
}

.testimonial-role {
    font-size: 0.8125rem;
    color: var(--text-muted);
}

/* ============================================
   CTA Section
   ============================================ */
.cta-section {
    background: linear-gradient(135deg, #002366 0%, #003399 100%);
    color: var(--white);
    padding: 4rem 0;
}

.cta-title {
    font-size: clamp(1.5rem, 4vw, 2rem);
    font-weight: 700;
    color: var(--white);
    margin-bottom: 0.75rem;
}

.cta-description {
    font-size: 1.0625rem;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 1.5rem;
}

.btn-cta {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 1rem 2rem;
    background: var(--white);
    color: var(--primary);
    font-size: 1rem;
    font-weight: 600;
    text-decoration: none;
    border-radius: var(--radius-md);
    transition: all var(--transition-normal);
}

.btn-cta:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

/* ============================================
   Page Specific: Home
   ============================================ */
/* Header is now white by default for all pages */

/* ============================================
   Page Specific: Blog
   ============================================ */
.blog-grid {
    display: grid;
    gap: 1.5rem;
}

@media (min-width: 768px) {
    .blog-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .blog-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.blog-card {
    background: var(--white);
    border: 1px solid var(--border-gray);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: all var(--transition-normal);
}

.blog-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.blog-card a {
    text-decoration: none;
    color: inherit;
}

.blog-image {
    height: 180px;
    background: linear-gradient(135deg, #002366 0%, #003399 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.blog-image .image-placeholder svg {
    width: 48px;
    height: 48px;
    color: var(--white);
    opacity: 0.5;
}

.blog-category {
    position: absolute;
    top: 1rem;
    left: 1rem;
    padding: 0.25rem 0.625rem;
    background: var(--primary);
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--white);
}

.blog-content {
    padding: 1.25rem;
}

.blog-content h2 {
    font-size: 1.0625rem;
    margin-bottom: 0.5rem;
    line-height: 1.5;
    color: var(--text-primary);
}

.blog-content p {
    color: var(--text-secondary);
    font-size: 0.875rem;
    line-height: 1.6;
    margin-bottom: 0.875rem;
}

.blog-meta {
    display: flex;
    justify-content: space-between;
    padding-top: 0.875rem;
    border-top: 1px solid var(--border-gray);
}

.blog-author,
.blog-date {
    font-size: 0.8125rem;
    color: var(--gray);
}

/* Pagination */
.pagination {
    display: flex;
    justify-content: center;
    gap: 0.5rem;
    margin-top: 2rem;
}

.page-btn {
    padding: 0.625rem 0.875rem;
    background: var(--white);
    border: 1px solid var(--border-gray);
    border-radius: var(--radius-md);
    color: var(--text-secondary);
    font-size: 0.875rem;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.page-btn:hover {
    border-color: var(--primary);
    color: var(--primary);
}

.page-btn.active {
    background: var(--primary);
    border-color: var(--primary);
    color: var(--white);
}

/* ============================================
   ENHANCED HOMEPAGE STYLES
   Professional Executive Education Theme
   ============================================ */

/* Hero Section - Enhanced */
.hero-section {
    position: relative;
    padding: 6rem 0;
    background: linear-gradient(135deg, rgba(0,26,77,0.85) 0%, rgba(0,35,102,0.8) 40%, rgba(0,51,153,0.75) 100%),
                url('/assets/images/hero-bg.png');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    overflow: hidden;
    min-height: 600px;
    display: flex;
    align-items: center;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background:
        radial-gradient(circle at 20% 50%, rgba(255,255,255,0.03) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(255,255,255,0.05) 0%, transparent 40%),
        radial-gradient(circle at 40% 80%, rgba(255,255,255,0.02) 0%, transparent 60%);
    pointer-events: none;
}

.hero-section::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 150px;
    background: linear-gradient(to top, rgba(0,35,102,0.5), transparent);
}

.hero-inner {
    position: relative;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 1.5rem;
    z-index: 2;
    display: grid;
    grid-template-columns: 1fr;
    gap: 3rem;
    align-items: center;
}

@media (min-width: 1024px) {
    .hero-inner {
        grid-template-columns: 1.2fr 0.8fr;
    }
}

.hero-content {
    max-width: 100%;
}

.hero-badge {
    display: inline-block;
    padding: 0.625rem 1.25rem;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-full);
    color: rgba(255, 255, 255, 0.95);
    font-size: 0.8125rem;
    font-weight: 500;
    letter-spacing: 0.05em;
    margin-bottom: 2rem;
}

.hero-title {
    font-size: clamp(2.5rem, 5vw, 3.5rem);
    font-weight: 800;
    line-height: 1.2;
    color: var(--white);
    margin-bottom: 1.5rem;
    letter-spacing: -0.02em;
}

.hero-highlight {
    color: #60a5fa;
}

.hero-subtitle {
    font-size: 1.125rem;
    color: rgba(255, 255, 255, 0.85);
    margin-bottom: 2.5rem;
    line-height: 1.8;
    max-width: 500px;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
}

.btn-hero {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 1rem 2rem;
    font-size: 1rem;
    font-weight: 600;
    text-decoration: none;
    border-radius: var(--radius-md);
    transition: all var(--transition-normal);
}

.btn-hero-primary {
    background: var(--white);
    color: var(--primary);
    box-shadow: 0 4px 14px rgba(0, 0, 0, 0.15);
}

.btn-hero-primary:hover {
    background: var(--white);
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.2);
}

.btn-hero-secondary {
    background: transparent;
    color: var(--white);
    border: 2px solid rgba(255, 255, 255, 0.4);
}

.btn-hero-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.8);
}

/* Hero Visual Stats Card */
.hero-visual {
    display: none;
}

@media (min-width: 1024px) {
    .hero-visual {
        display: flex;
        justify-content: flex-end;
    }
}

.hero-stats-card {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: var(--radius-xl);
    padding: 2.5rem;
    display: flex;
    gap: 3rem;
}

.hero-stat {
    text-align: center;
}

.hero-stat-number {
    display: block;
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--white);
    line-height: 1;
    margin-bottom: 0.5rem;
}

.hero-stat-label {
    font-size: 0.875rem;
    color: rgba(255, 255, 255, 0.7);
}

/* Trust Section */
.trust-section {
    background: var(--white);
    border-bottom: 1px solid var(--border-gray);
    padding: 1.5rem 0;
}

.trust-inner {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 1.5rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
}

@media (min-width: 768px) {
    .trust-inner {
        flex-direction: row;
        justify-content: center;
        gap: 3rem;
    }
}

.trust-label {
    font-size: 0.8125rem;
    color: var(--text-muted);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin: 0;
    white-space: nowrap;
}

.trust-logos {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 1.5rem;
}

@media (min-width: 768px) {
    .trust-logos {
        gap: 2.5rem;
    }
}

.trust-item {
    font-size: 0.9rem;
    color: var(--text-secondary);
    font-weight: 500;
    opacity: 0.7;
}

/* Value Section */
.value-section {
    background: var(--white);
    padding: 5rem 0;
}

.value-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 3rem;
    align-items: center;
}

@media (min-width: 1024px) {
    .value-grid {
        grid-template-columns: 1fr 1fr;
        gap: 4rem;
    }
}

.value-content .section-title {
    text-align: left;
    margin-bottom: 1.5rem;
}

.value-description {
    font-size: 1.0625rem;
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 2rem;
}

.value-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.value-list li {
    display: flex;
    gap: 1rem;
    padding: 1.25rem 0;
    border-bottom: 1px solid var(--border-gray);
}

.value-list li:last-child {
    border-bottom: none;
}

.value-icon {
    flex-shrink: 0;
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #002366 0%, #003399 100%);
    border-radius: var(--radius-md);
    color: var(--white);
}

.value-icon svg {
    width: 24px;
    height: 24px;
}

.value-list li div {
    flex: 1;
}

.value-list li strong {
    display: block;
    font-size: 1rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.25rem;
}

.value-list li span {
    font-size: 0.9375rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

.value-image {
    display: none;
}

@media (min-width: 1024px) {
    .value-image {
        display: block;
    }
}

.value-image-placeholder {
    background: linear-gradient(135deg, #f8fafc 0%, #f1f5f9 100%);
    border: 1px solid var(--border-gray);
    border-radius: var(--radius-xl);
    padding: 3rem;
    min-height: 400px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.value-quote {
    text-align: center;
    max-width: 320px;
}

.value-quote blockquote {
    font-size: 1.25rem;
    font-weight: 500;
    color: var(--text-primary);
    line-height: 1.6;
    margin: 0 0 1.5rem 0;
    font-style: italic;
}

.value-quote cite {
    font-size: 0.9375rem;
    color: var(--text-muted);
    font-style: normal;
}

/* Programs Section - Enhanced */
.programs-section {
    background: var(--bg-gray);
    padding: 5rem 0;
}

.programs-grid {
    display: grid;
    gap: 1.5rem;
}

@media (min-width: 640px) {
    .programs-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .programs-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

/* Programs Grid 3 columns with images */
.programs-grid-3 {
    display: grid;
    gap: 2rem;
}

@media (min-width: 768px) {
    .programs-grid-3 {
        grid-template-columns: repeat(3, 1fr);
    }
}

.program-card-img {
    display: flex;
    flex-direction: column;
    background: var(--white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    text-decoration: none;
    color: inherit;
    transition: all var(--transition-normal);
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
}

.program-card-img:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.12);
}

.program-card-image {
    width: 100%;
    height: 220px;
    overflow: hidden;
}

.program-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-normal);
}

.program-card-img:hover .program-card-image img {
    transform: scale(1.05);
}

.program-card-content {
    padding: 1.75rem;
    display: flex;
    flex-direction: column;
    flex: 1;
}

.program-card-title {
    font-size: 1.375rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.875rem;
}

.program-card-desc {
    font-size: 0.9375rem;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 1rem;
    flex: 1;
}

.program-card-duration {
    display: inline-block;
    font-size: 0.8125rem;
    color: var(--primary);
    font-weight: 600;
    margin-bottom: 1.25rem;
    padding: 0.375rem 0.75rem;
    background: rgba(0, 35, 102, 0.06);
    border-radius: var(--radius-sm);
    width: fit-content;
}

.program-card-link {
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
    color: var(--primary);
    font-size: 0.9375rem;
    font-weight: 600;
}

.program-card-img:hover .program-card-link {
    text-decoration: underline;
}

.program-card {
    display: flex;
    flex-direction: column;
    background: var(--white);
    border: 1px solid var(--border-gray);
    border-radius: var(--radius-lg);
    padding: 1.75rem;
    text-decoration: none;
    color: inherit;
    transition: all var(--transition-normal);
}

.program-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.08);
    border-color: var(--primary);
}

.program-card.program-featured {
    background: linear-gradient(135deg, #002366 0%, #003399 100%);
    border-color: transparent;
}

.program-card.program-featured .program-header,
.program-card.program-featured .program-title,
.program-card.program-featured .program-description {
    color: var(--white);
}

.program-card.program-featured .program-badge {
    background: rgba(255, 255, 255, 0.2);
    color: var(--white);
}

.program-card.program-featured .program-duration {
    color: rgba(255, 255, 255, 0.7);
}

.program-card.program-featured .program-icon {
    background: rgba(255, 255, 255, 0.15);
    color: var(--white);
}

.program-card.program-featured .program-link {
    color: #60a5fa;
}

.program-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.25rem;
}

.program-badge {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    background: rgba(0, 35, 102, 0.08);
    border-radius: var(--radius-sm);
    color: var(--primary);
    font-size: 0.75rem;
    font-weight: 600;
}

.program-badge.badge-teal {
    background: rgba(13, 148, 136, 0.1);
    color: #0d9488;
}

.program-badge.badge-amber {
    background: rgba(245, 158, 11, 0.1);
    color: #d97706;
}

.program-badge.badge-purple {
    background: rgba(139, 92, 246, 0.1);
    color: #7c3aed;
}

.program-duration {
    font-size: 0.8125rem;
    color: var(--text-muted);
}

.program-icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 35, 102, 0.06);
    border-radius: var(--radius-md);
    color: var(--primary);
    margin-bottom: 1.25rem;
}

.program-icon svg {
    width: 28px;
    height: 28px;
}

.program-icon.icon-teal {
    background: rgba(13, 148, 136, 0.08);
    color: #0d9488;
}

.program-icon.icon-amber {
    background: rgba(245, 158, 11, 0.08);
    color: #d97706;
}

.program-icon.icon-purple {
    background: rgba(139, 92, 246, 0.08);
    color: #7c3aed;
}

.program-title {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.75rem;
}

.program-description {
    font-size: 0.9375rem;
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 1.25rem;
    flex: 1;
}

.program-link {
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
    color: var(--primary);
    font-size: 0.9375rem;
    font-weight: 600;
    text-decoration: none;
    margin-top: auto;
}

.program-card:hover .program-link {
    text-decoration: underline;
}

/* Stats Section - Enhanced */
.stats-section {
    background: var(--white);
    padding: 5rem 0;
    border-top: 1px solid var(--border-gray);
    border-bottom: 1px solid var(--border-gray);
}

.stats-header {
    text-align: center;
    margin-bottom: 3rem;
}

.stats-title {
    font-size: clamp(1.5rem, 3vw, 2rem);
    font-weight: 700;
    color: var(--text-primary);
    margin: 0;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
}

@media (min-width: 768px) {
    .stats-grid {
        grid-template-columns: repeat(4, 1fr);
        gap: 2rem;
    }
}

.stat-item {
    text-align: center;
    padding: 2rem 1.5rem;
    background: var(--bg-gray);
    border-radius: var(--radius-lg);
    border: none;
}

.stat-number {
    display: inline;
    font-size: clamp(2.5rem, 5vw, 3.5rem);
    font-weight: 800;
    color: var(--primary);
    line-height: 1;
}

.stat-plus {
    font-size: clamp(1.5rem, 3vw, 2rem);
    font-weight: 700;
    color: var(--primary);
}

.stat-label {
    display: block;
    font-size: 0.9375rem;
    color: var(--text-secondary);
    margin-top: 0.75rem;
    font-weight: 500;
}

/* Services Section - Enhanced */
.services-section {
    background: var(--bg-gray);
    padding: 5rem 0;
}

.services-grid {
    display: grid;
    gap: 1.5rem;
}

@media (min-width: 768px) {
    .services-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.service-card {
    display: block;
    background: var(--white);
    border: 1px solid var(--border-gray);
    border-radius: var(--radius-lg);
    padding: 2rem;
    text-decoration: none;
    color: inherit;
    transition: all var(--transition-normal);
}

.service-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.08);
    border-color: var(--primary);
}

.service-icon {
    width: 64px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #002366 0%, #003399 100%);
    border-radius: var(--radius-lg);
    color: var(--white);
    margin-bottom: 1.5rem;
}

.service-icon svg {
    width: 32px;
    height: 32px;
}

.service-title {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.75rem;
}

.service-description {
    font-size: 0.9375rem;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 1.5rem;
}

.service-link {
    color: var(--primary);
    font-weight: 600;
    font-size: 0.9375rem;
}

.service-card:hover .service-link {
    text-decoration: underline;
}

/* CTA Section - Enhanced */
.cta-section {
    background: linear-gradient(135deg, #001a4d 0%, #002366 40%, #003399 100%);
    padding: 6rem 0;
    position: relative;
    overflow: hidden;
}

.cta-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background:
        radial-gradient(circle at 30% 50%, rgba(255,255,255,0.05) 0%, transparent 50%),
        radial-gradient(circle at 70% 50%, rgba(255,255,255,0.03) 0%, transparent 50%);
}

.cta-content {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 700px;
    margin: 0 auto;
}

.cta-title {
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    font-weight: 800;
    color: var(--white);
    margin-bottom: 1rem;
    line-height: 1.3;
}

.cta-description {
    font-size: 1.125rem;
    color: rgba(255, 255, 255, 0.85);
    margin-bottom: 2.5rem;
    line-height: 1.7;
}

.cta-actions {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.btn-cta {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 1rem 2rem;
    font-size: 1rem;
    font-weight: 600;
    text-decoration: none;
    border-radius: var(--radius-md);
    transition: all var(--transition-normal);
}

.btn-cta-primary {
    background: var(--white);
    color: var(--primary);
    box-shadow: 0 4px 14px rgba(0, 0, 0, 0.15);
}

.btn-cta-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.2);
}

.btn-cta-secondary {
    background: transparent;
    color: var(--white);
    border: 2px solid rgba(255, 255, 255, 0.4);
}

.btn-cta-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.8);
}

/* Text Utilities */
.text-left { text-align: left; }
.text-center { text-align: center; }
.text-right { text-align: right; }

/* ============================================
   Loading Spinner
   ============================================ */
.loading-spinner {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 2px solid rgba(0, 35, 102, 0.2);
    border-radius: 50%;
    border-top-color: var(--primary);
    animation: spin 0.8s linear infinite;
}

.loading-spinner.lg {
    width: 40px;
    height: 40px;
    border-width: 3px;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(255, 255, 255, 0.9);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    gap: 1rem;
    z-index: var(--z-modal);
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s;
}

.loading-overlay.active {
    opacity: 1;
    visibility: visible;
}

/* ============================================
   Toast Notifications
   ============================================ */
.toast-container {
    position: fixed;
    top: 100px;
    right: 20px;
    z-index: var(--z-tooltip);
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.toast {
    padding: 1rem 1.5rem;
    background: var(--white);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    display: flex;
    align-items: center;
    gap: 0.75rem;
    min-width: 280px;
    max-width: 400px;
    transform: translateX(120%);
    transition: transform 0.3s ease;
}

.toast.show {
    transform: translateX(0);
}

.toast-success {
    border-left: 4px solid var(--accent-green);
}

.toast-error {
    border-left: 4px solid #ef4444;
}

.toast-info {
    border-left: 4px solid var(--primary);
}

.toast-icon {
    width: 24px;
    height: 24px;
    flex-shrink: 0;
}

.toast-success .toast-icon { color: var(--accent-green); }
.toast-error .toast-icon { color: #ef4444; }
.toast-info .toast-icon { color: var(--primary); }

.toast-message {
    flex: 1;
    font-size: 0.9rem;
    color: var(--text-primary);
}

.toast-close {
    background: none;
    border: none;
    padding: 0.25rem;
    cursor: pointer;
    color: var(--gray);
    transition: color 0.3s;
}

.toast-close:hover {
    color: var(--text-primary);
}

/* ============================================
   Accessibility Improvements
   ============================================ */
.skip-link {
    position: absolute;
    top: -40px;
    left: 0;
    background: var(--primary);
    color: var(--white);
    padding: 0.5rem 1rem;
    text-decoration: none;
    z-index: 9999;
    transition: top 0.3s;
}

.skip-link:focus {
    top: 0;
}

/* Focus indicators */
a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
    outline: 2px solid var(--primary);
    outline-offset: 2px;
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* High contrast mode */
@media (prefers-contrast: high) {
    :root {
        --primary: #0000cc;
        --text-primary: #000000;
        --text-secondary: #333333;
    }

    .btn, .btn-primary, .btn-outline {
        border-width: 2px;
    }
}

/* ============================================
   Image Lazy Loading
   ============================================ */
img[loading="lazy"] {
    opacity: 0;
    transition: opacity 0.3s;
}

img[loading="lazy"].loaded,
img[loading="lazy"]:not([src=""]) {
    opacity: 1;
}

/* Skeleton loading */
.skeleton {
    background: linear-gradient(90deg, var(--bg-gray) 25%, var(--off-white) 50%, var(--bg-gray) 75%);
    background-size: 200% 100%;
    animation: skeleton-loading 1.5s infinite;
    border-radius: var(--radius-sm);
}

@keyframes skeleton-loading {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

.skeleton-text {
    height: 1em;
    margin-bottom: 0.5em;
}

.skeleton-text.short { width: 60%; }
.skeleton-text.medium { width: 80%; }
.skeleton-text.long { width: 100%; }

.skeleton-image {
    width: 100%;
    aspect-ratio: 16/9;
}

.skeleton-avatar {
    width: 48px;
    height: 48px;
    border-radius: 50%;
}

/* ============================================
   Print Styles
   ============================================ */
@media print {
    .site-header,
    .utility-bar,
    .site-footer,
    .mobile-nav,
    .mobile-bottom-nav,
    .btn-apply,
    .header-actions,
    .cta-section {
        display: none !important;
    }

    body {
        background: white;
        color: black;
    }

    a {
        text-decoration: underline;
    }

    .section {
        page-break-inside: avoid;
    }
}