/**
 * University of Palencia - Main Stylesheet
 * Est. 1208
 * Color Scheme: Cool Academic Blues
 */

/* ============================================
   CSS Variables & Root Styles
   ============================================ */

:root {
    /* Color Palette - Cool Academic Blues */
    --color-ivory: #FAFBFC;
    --color-cream: #F4F6F8;
    --color-gold: #D4A574;
    --color-gold-light: #E8C9A0;
    --color-navy: #1e3a5f;
    --color-navy-dark: #152942;
    --color-steel: #4a6fa5;
    --color-steel-light: #6B8EC4;
    --color-charcoal: #2C3E50;
    --color-slate: #64748b;
    --color-blue-gray: #8B9DC3;
    --color-sand: #E5E9F0;
    
    /* Typography */
    --font-serif: 'Cormorant Garamond', Georgia, serif;
    --font-sans: 'DM Sans', 'Segoe UI', Tahoma, sans-serif;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;
    
    /* Border Radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-full: 50%;
    
    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.08);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.12);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.16);
    --shadow-xl: 0 20px 60px rgba(0, 0, 0, 0.2);
    
    /* Transitions */
    --transition-fast: 0.15s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
    
    /* Container Widths */
    --container-sm: 640px;
    --container-md: 768px;
    --container-lg: 1024px;
    --container-xl: 1280px;
    --container-2xl: 1400px;
}

/* ============================================
   Reset & Base Styles
   ============================================ */

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

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

body {
    font-family: var(--font-sans);
    background-color: var(--color-ivory);
    color: var(--color-charcoal);
    line-height: 1.6;
    overflow-x: hidden;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    color: inherit;
    text-decoration: none;
}

button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    background: none;
}

ul, ol {
    list-style: none;
}

/* ============================================
   Typography
   ============================================ */

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-serif);
    font-weight: 500;
    line-height: 1.2;
    color: var(--color-charcoal);
}

h1 {
    font-size: clamp(2.5rem, 5vw, 4rem);
    margin-bottom: 1.5rem;
}

h2 {
    font-size: clamp(2rem, 4vw, 3rem);
    margin-bottom: 1.25rem;
}

h3 {
    font-size: clamp(1.5rem, 3vw, 2rem);
    margin-bottom: 1rem;
}

h4 {
    font-size: clamp(1.25rem, 2.5vw, 1.5rem);
    margin-bottom: 0.75rem;
}

h5 {
    font-size: 1.125rem;
    margin-bottom: 0.5rem;
}

h6 {
    font-size: 1rem;
    margin-bottom: 0.5rem;
}

p {
    margin-bottom: 1rem;
}

.lead-text {
    font-size: 1.25rem;
    line-height: 1.7;
    color: var(--color-slate);
}

.small-text {
    font-size: 0.875rem;
}

.tiny-text {
    font-size: 0.75rem;
}

.text-uppercase {
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

/* ============================================
   Layout & Container
   ============================================ */

.container {
    max-width: var(--container-2xl);
    margin: 0 auto;
    padding: 0 clamp(1.5rem, 4vw, 4rem);
}

.container-lg {
    max-width: var(--container-xl);
    margin: 0 auto;
    padding: 0 clamp(1.5rem, 4vw, 4rem);
}

.container-md {
    max-width: var(--container-lg);
    margin: 0 auto;
    padding: 0 clamp(1.5rem, 4vw, 4rem);
}

.container-sm {
    max-width: var(--container-md);
    margin: 0 auto;
    padding: 0 clamp(1.5rem, 4vw, 4rem);
}

/* ============================================
   Top Bar
   ============================================ */

.top-bar {
    background: var(--color-navy-dark);
    color: var(--color-ivory);
    padding: 0.5rem 0;
    font-size: 0.8rem;
    letter-spacing: 0.05em;
}

.top-bar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.top-bar a {
    color: var(--color-blue-gray);
    text-decoration: none;
    transition: color var(--transition-fast);
}

.top-bar a:hover {
    color: var(--color-gold-light);
}

.top-bar-links {
    display: flex;
    gap: 1.5rem;
}

/* ============================================
   Header & Navigation
   ============================================ */

header {
    background: var(--color-navy);
    padding: 1rem 0;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: 0 2px 20px rgba(30, 58, 95, 0.2);
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 1rem;
    text-decoration: none;
    color: var(--color-ivory);
}

.logo-crest {
    width: 60px;
    height: 60px;
    background: var(--color-gold);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-serif);
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--color-navy-dark);
    border: 3px solid var(--color-gold-light);
    box-shadow: inset 0 2px 4px rgba(0,0,0,0.2);
}

.logo-text {
    display: flex;
    flex-direction: column;
}

.logo-title {
    font-family: var(--font-serif);
    font-size: 1.6rem;
    font-weight: 600;
    letter-spacing: 0.02em;
    line-height: 1.1;
}

.logo-subtitle {
    font-size: 0.75rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--color-gold-light);
}

/* Navigation */
nav {
    display: flex;
    gap: 0.5rem;
}

nav a {
    color: var(--color-ivory);
    text-decoration: none;
    padding: 0.6rem 1.2rem;
    font-size: 0.9rem;
    font-weight: 500;
    letter-spacing: 0.03em;
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
    position: relative;
}

nav a::after {
    content: '';
    position: absolute;
    bottom: 0.4rem;
    left: 50%;
    width: 0;
    height: 2px;
    background: var(--color-gold);
    transition: all var(--transition-normal);
    transform: translateX(-50%);
}

nav a:hover::after {
    width: 60%;
}

nav a:hover {
    color: var(--color-gold-light);
}

.nav-cta {
    background: var(--color-gold);
    color: var(--color-navy-dark) !important;
    font-weight: 600;
}

.nav-cta:hover {
    background: var(--color-gold-light);
    color: var(--color-navy-dark) !important;
}

.nav-cta::after {
    display: none;
}

/* Mobile Menu Toggle */
.menu-toggle {
    display: none;
    background: none;
    border: none;
    color: var(--color-ivory);
    font-size: 1.5rem;
    cursor: pointer;
    padding: 0.5rem;
}

/* ============================================
   Buttons
   ============================================ */

.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem 2rem;
    font-size: 0.95rem;
    font-weight: 600;
    text-decoration: none;
    border-radius: var(--radius-sm);
    transition: all var(--transition-normal);
    letter-spacing: 0.02em;
    cursor: pointer;
}

.btn-primary {
    background: var(--color-gold);
    color: var(--color-navy-dark);
    box-shadow: 0 4px 15px rgba(212, 165, 116, 0.3);
}

.btn-primary:hover {
    background: var(--color-gold-light);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(212, 165, 116, 0.4);
}

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

.btn-secondary:hover {
    background: var(--color-ivory);
    color: var(--color-navy);
}

.btn-navy {
    background: var(--color-navy);
    color: var(--color-ivory);
    box-shadow: var(--shadow-sm);
}

.btn-navy:hover {
    background: var(--color-navy-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

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

.btn-outline-navy:hover {
    background: var(--color-navy);
    color: var(--color-ivory);
}

.btn-small {
    padding: 0.5rem 1rem;
    font-size: 0.85rem;
}

.btn-large {
    padding: 1.25rem 2.5rem;
    font-size: 1.05rem;
}

/* ============================================
   Hero Section
   ============================================ */

.hero {
    position: relative;
    min-height: 85vh;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, var(--color-navy-dark) 0%, var(--color-navy) 40%, var(--color-steel) 100%);
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        radial-gradient(circle at 20% 80%, rgba(212, 165, 116, 0.12) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(107, 142, 196, 0.15) 0%, transparent 40%),
        url("data:image/svg+xml,%3Csvg viewBox='0 0 400 400' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noiseFilter'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)'/%3E%3C/svg%3E");
    opacity: 0.3;
    pointer-events: none;
}

.hero-content {
    position: relative;
    z-index: 2;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    width: 100%;
}

.hero-text {
    color: var(--color-ivory);
    animation: fadeInUp 1s ease-out;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(212, 165, 116, 0.15);
    border: 1px solid var(--color-gold);
    padding: 0.5rem 1rem;
    border-radius: 30px;
    font-size: 0.8rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--color-gold-light);
    margin-bottom: 1.5rem;
}

.hero h1 {
    font-family: var(--font-serif);
    font-size: clamp(2.8rem, 6vw, 4.5rem);
    font-weight: 500;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    letter-spacing: -0.02em;
    color: var(--color-ivory);
}

.hero h1 em {
    font-style: italic;
    color: var(--color-gold-light);
}

.hero-description {
    font-size: 1.15rem;
    line-height: 1.7;
    color: var(--color-blue-gray);
    margin-bottom: 2.5rem;
    max-width: 520px;
}

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

/* Hero Visual */
.hero-visual {
    position: relative;
    animation: fadeInUp 1s ease-out 0.3s both;
}

.hero-image-wrapper {
    position: relative;
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: 0 30px 60px rgba(0,0,0,0.3);
}

.hero-image {
    width: 100%;
    aspect-ratio: 4/3;
    object-fit: cover;
}

/* Stats */
.hero-stats {
    position: absolute;
    bottom: -30px;
    left: -30px;
    background: var(--color-ivory);
    padding: 1.5rem 2rem;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    display: flex;
    gap: 2rem;
}

.stat {
    text-align: center;
}

.stat-number {
    font-family: var(--font-serif);
    font-size: 2rem;
    font-weight: 600;
    color: var(--color-navy);
    line-height: 1;
}

.stat-label {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-slate);
    margin-top: 0.3rem;
}

/* ============================================
   Section Styles
   ============================================ */

section {
    padding: var(--spacing-xl) 0;
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-label {
    display: inline-block;
    font-size: 0.8rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--color-steel);
    margin-bottom: 1rem;
    font-weight: 600;
}

.section-title {
    font-family: var(--font-serif);
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 500;
    color: var(--color-charcoal);
    margin-bottom: 1rem;
}

.section-subtitle {
    font-size: 1.1rem;
    color: var(--color-slate);
    max-width: 600px;
    margin: 0 auto;
}

/* Background Variants */
.bg-ivory {
    background-color: var(--color-ivory);
}

.bg-cream {
    background-color: var(--color-cream);
}

.bg-navy {
    background-color: var(--color-navy);
    color: var(--color-ivory);
}

.bg-navy-dark {
    background-color: var(--color-navy-dark);
    color: var(--color-ivory);
}

.bg-charcoal {
    background-color: var(--color-charcoal);
    color: var(--color-ivory);
}

/* ============================================
   Quick Links Section
   ============================================ */

.quick-links {
    background: var(--color-charcoal);
    padding: 0;
    position: relative;
    z-index: 10;
}

.quick-links-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
}

.quick-link {
    padding: 2.5rem 2rem;
    text-decoration: none;
    color: var(--color-ivory);
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    border-right: 1px solid rgba(255,255,255,0.1);
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.quick-link:last-child {
    border-right: none;
}

.quick-link::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: var(--color-gold);
    transform: translateX(-100%);
    transition: transform var(--transition-normal);
}

.quick-link:hover::before {
    transform: translateX(0);
}

.quick-link:hover {
    background: rgba(74, 111, 165, 0.1);
}

.quick-link-icon {
    font-size: 1.8rem;
    color: var(--color-gold);
}

.quick-link-title {
    font-family: var(--font-serif);
    font-size: 1.3rem;
    font-weight: 500;
}

.quick-link-desc {
    font-size: 0.85rem;
    color: var(--color-slate);
    line-height: 1.5;
}

/* ============================================
   Card Components
   ============================================ */

.card {
    background: var(--color-cream);
    border-radius: var(--radius-md);
    overflow: hidden;
    transition: all var(--transition-normal);
    border: 1px solid var(--color-sand);
}

.card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.card-image {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

.card-image-placeholder {
    width: 100%;
    height: 200px;
    background: linear-gradient(135deg, var(--color-navy) 0%, var(--color-steel) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 3rem;
    position: relative;
    overflow: hidden;
}

.card-image-placeholder::after {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at 30% 70%, rgba(212, 165, 116, 0.15) 0%, transparent 50%);
}

.card-content {
    padding: 1.75rem;
}

.card-category {
    font-size: 0.75rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--color-steel);
    margin-bottom: 0.5rem;
    font-weight: 600;
}

.card-title {
    font-family: var(--font-serif);
    font-size: 1.4rem;
    font-weight: 500;
    color: var(--color-charcoal);
    margin-bottom: 0.75rem;
    line-height: 1.3;
}

.card-description {
    font-size: 0.9rem;
    color: var(--color-slate);
    line-height: 1.6;
    margin-bottom: 1.25rem;
}

.card-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--color-navy);
    text-decoration: none;
    font-weight: 600;
    font-size: 0.9rem;
    transition: gap var(--transition-fast);
}

.card-link:hover {
    gap: 0.75rem;
    color: var(--color-steel);
}

/* ============================================
   Grid Layouts
   ============================================ */

.grid {
    display: grid;
    gap: 2rem;
}

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

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

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

.grid-auto {
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

/* ============================================
   Breadcrumb
   ============================================ */

.breadcrumb {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.875rem;
    color: var(--color-slate);
    margin-bottom: 2rem;
    flex-wrap: wrap;
}

.breadcrumb a {
    color: var(--color-navy);
    transition: color var(--transition-fast);
}

.breadcrumb a:hover {
    color: var(--color-steel);
}

.breadcrumb-separator {
    color: var(--color-slate);
}

/* ============================================
   Page Header
   ============================================ */

.page-header {
    background: linear-gradient(135deg, var(--color-navy-dark) 0%, var(--color-navy) 100%);
    color: var(--color-ivory);
    padding: 4rem 0 3rem;
    position: relative;
    overflow: hidden;
}

.page-header::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at 70% 30%, rgba(212, 165, 116, 0.1) 0%, transparent 50%);
    opacity: 0.5;
}

.page-header .container {
    position: relative;
    z-index: 1;
}

.page-header h1 {
    color: var(--color-ivory);
    margin-bottom: 1rem;
}

.page-header-subtitle {
    font-size: 1.15rem;
    color: var(--color-blue-gray);
    max-width: 700px;
}

/* ============================================
   Content Area
   ============================================ */

.content-wrapper {
    display: grid;
    grid-template-columns: 1fr 300px;
    gap: 3rem;
    align-items: start;
}

.main-content {
    background: white;
    padding: 2.5rem;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
}

.sidebar {
    position: sticky;
    top: 100px;
}

.sidebar-section {
    background: var(--color-cream);
    padding: 1.5rem;
    border-radius: var(--radius-md);
    margin-bottom: 1.5rem;
    border: 1px solid var(--color-sand);
}

.sidebar-title {
    font-family: var(--font-serif);
    font-size: 1.25rem;
    margin-bottom: 1rem;
    color: var(--color-charcoal);
}

.sidebar-list {
    list-style: none;
}

.sidebar-list li {
    margin-bottom: 0.75rem;
}

.sidebar-list a {
    color: var(--color-slate);
    transition: color var(--transition-fast);
    display: block;
    padding: 0.25rem 0;
}

.sidebar-list a:hover {
    color: var(--color-navy);
}

/* ============================================
   Tables
   ============================================ */

table {
    width: 100%;
    border-collapse: collapse;
    margin: 2rem 0;
}

thead {
    background: var(--color-navy);
    color: var(--color-ivory);
}

th {
    padding: 1rem;
    text-align: left;
    font-weight: 600;
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

td {
    padding: 1rem;
    border-bottom: 1px solid var(--color-sand);
}

tbody tr:hover {
    background: var(--color-cream);
}

/* ============================================
   Forms
   ============================================ */

.form-group {
    margin-bottom: 1.5rem;
}

label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: var(--color-charcoal);
}

input[type="text"],
input[type="email"],
input[type="tel"],
input[type="password"],
input[type="date"],
input[type="number"],
select,
textarea {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 1px solid var(--color-sand);
    border-radius: var(--radius-sm);
    font-family: var(--font-sans);
    font-size: 1rem;
    transition: border-color var(--transition-fast);
}

input:focus,
select:focus,
textarea:focus {
    outline: none;
    border-color: var(--color-navy);
}

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

.form-helper {
    font-size: 0.875rem;
    color: var(--color-slate);
    margin-top: 0.25rem;
}

/* ============================================
   Footer
   ============================================ */

footer {
    background: var(--color-charcoal);
    color: var(--color-ivory);
    padding: 4rem 0 2rem;
}

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

.footer-brand {
    max-width: 300px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1.25rem;
}

.footer-logo-crest {
    width: 45px;
    height: 45px;
    background: var(--color-gold);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-serif);
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--color-navy-dark);
}

.footer-logo-text {
    font-family: var(--font-serif);
    font-size: 1.2rem;
    font-weight: 600;
}

.footer-desc {
    font-size: 0.9rem;
    color: var(--color-slate);
    line-height: 1.7;
    margin-bottom: 1.5rem;
}

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

.social-link {
    width: 36px;
    height: 36px;
    border: 1px solid var(--color-slate);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-slate);
    text-decoration: none;
    font-size: 0.9rem;
    transition: all var(--transition-fast);
}

.social-link:hover {
    background: var(--color-gold);
    border-color: var(--color-gold);
    color: var(--color-navy-dark);
}

.footer-column h4 {
    font-family: var(--font-serif);
    font-size: 1.1rem;
    font-weight: 500;
    margin-bottom: 1.25rem;
    color: var(--color-ivory);
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: 0.6rem;
}

.footer-links a {
    color: var(--color-slate);
    text-decoration: none;
    font-size: 0.9rem;
    transition: color var(--transition-fast);
}

.footer-links a:hover {
    color: var(--color-gold-light);
}

.footer-bottom {
    padding-top: 2rem;
    border-top: 1px solid rgba(255,255,255,0.1);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
    font-size: 0.85rem;
    color: var(--color-slate);
}

.footer-bottom-links {
    display: flex;
    gap: 1.5rem;
}

.footer-bottom-links a {
    color: var(--color-slate);
    text-decoration: none;
    transition: color var(--transition-fast);
}

.footer-bottom-links a:hover {
    color: var(--color-gold-light);
}

/* ============================================
   Utility Classes
   ============================================ */

/* Spacing */
.mt-0 { margin-top: 0; }
.mt-1 { margin-top: var(--spacing-xs); }
.mt-2 { margin-top: var(--spacing-sm); }
.mt-3 { margin-top: var(--spacing-md); }
.mt-4 { margin-top: var(--spacing-lg); }

.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: var(--spacing-xs); }
.mb-2 { margin-bottom: var(--spacing-sm); }
.mb-3 { margin-bottom: var(--spacing-md); }
.mb-4 { margin-bottom: var(--spacing-lg); }

.pt-0 { padding-top: 0; }
.pt-1 { padding-top: var(--spacing-xs); }
.pt-2 { padding-top: var(--spacing-sm); }
.pt-3 { padding-top: var(--spacing-md); }
.pt-4 { padding-top: var(--spacing-lg); }

.pb-0 { padding-bottom: 0; }
.pb-1 { padding-bottom: var(--spacing-xs); }
.pb-2 { padding-bottom: var(--spacing-sm); }
.pb-3 { padding-bottom: var(--spacing-md); }
.pb-4 { padding-bottom: var(--spacing-lg); }

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

/* Display */
.d-block { display: block; }
.d-inline { display: inline; }
.d-inline-block { display: inline-block; }
.d-flex { display: flex; }
.d-grid { display: grid; }
.d-none { display: none; }

/* Flex Utilities */
.flex-row { flex-direction: row; }
.flex-column { flex-direction: column; }
.justify-start { justify-content: flex-start; }
.justify-center { justify-content: center; }
.justify-end { justify-content: flex-end; }
.justify-between { justify-content: space-between; }
.align-start { align-items: flex-start; }
.align-center { align-items: center; }
.align-end { align-items: flex-end; }
.gap-1 { gap: var(--spacing-xs); }
.gap-2 { gap: var(--spacing-sm); }
.gap-3 { gap: var(--spacing-md); }
.gap-4 { gap: var(--spacing-lg); }

/* ============================================
   Responsive Design
   ============================================ */

@media (max-width: 1024px) {
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero-description {
        margin-left: auto;
        margin-right: auto;
    }

    .hero-buttons {
        justify-content: center;
    }

    .hero-visual {
        max-width: 500px;
        margin: 0 auto;
    }

    .hero-stats {
        position: relative;
        bottom: auto;
        left: auto;
        margin-top: 2rem;
        justify-content: center;
    }

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

    .quick-link {
        border-bottom: 1px solid rgba(255,255,255,0.1);
    }

    .quick-link:nth-child(2) {
        border-right: none;
    }

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

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

    .content-wrapper {
        grid-template-columns: 1fr;
    }

    .sidebar {
        position: static;
    }
}

@media (max-width: 768px) {
    :root {
        font-size: 15px;
    }

    .top-bar .container {
        justify-content: center;
    }

    .top-bar-links {
        display: none;
    }

    nav {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--color-navy-dark);
        flex-direction: column;
        padding: 1rem;
        gap: 0;
    }

    nav.active {
        display: flex;
    }

    nav a {
        padding: 1rem;
        border-bottom: 1px solid rgba(255,255,255,0.1);
    }

    nav a::after {
        display: none;
    }

    .menu-toggle {
        display: block;
    }

    .quick-links-grid,
    .grid-2,
    .grid-3,
    .grid-4 {
        grid-template-columns: 1fr;
    }

    .quick-link {
        border-right: none;
    }

    .footer-grid {
        grid-template-columns: 1fr;
    }

    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }

    .main-content {
        padding: 1.5rem;
    }
}

@media (max-width: 480px) {
    .hero-stats {
        flex-direction: column;
        gap: 1rem;
        padding: 1rem 1.5rem;
    }

    .logo-text {
        display: none;
    }

    .btn {
        width: 100%;
        justify-content: center;
    }
}

/* ============================================
   Print Styles
   ============================================ */

@media print {
    .top-bar,
    header,
    .quick-links,
    footer,
    .sidebar,
    .btn {
        display: none;
    }

    body {
        font-size: 12pt;
        line-height: 1.5;
        color: #000;
        background: #fff;
    }

    a {
        text-decoration: underline;
        color: #000;
    }

    .main-content {
        box-shadow: none;
        padding: 0;
    }
}