/* ========================================
   Parchment & Ink Academic Website Styles
   Professor Steven Austin
   Updated with Pantone 2025 Color Harmony
   Primary: Mocha Mousse
   ======================================== */

/* CSS Custom Properties - Updated Color Palette */
:root {
    /* Pantone 2025 Color Harmony */
    --mocha-mousse: #A67B5B;        /* Primary - Pantone 17-1230 TCX */
    --tapestry: #5C7A8A;            /* Accent - Pantone 18-4417 TCX */
    --laurel-oak: #9C9675;          /* Secondary - Pantone 17-0610 TCX */
    --coffee-quartz: #6E5E58;       /* Dark Accent - Pantone 18-1307 TCX */
    --arona: #8FADB8;               /* Light Blue - Pantone 16-4109 TCX */
    --warm-taupe: #AB9B8E;          /* Light Neutral - Pantone 16-1318 TCX */
    --dull-gold: #9B8550;           /* Gold Accent - Pantone 17-0935 TCX */
    --buffed-beige: #C7B299;        /* Light Base - Pantone 20-0025 TPM */
    
    /* Semantic Color Variables */
    --parchment-base: var(--mocha-mousse);
    --parchment-light: var(--buffed-beige);
    --parchment-mid: var(--warm-taupe);
    --parchment-dark: var(--coffee-quartz);
    
    --ink-primary: #2B1810;
    --ink-medium: #3A2B20;
    --accent-gold: var(--dull-gold);
    --accent-line: var(--coffee-quartz);
    --accent-blue: var(--tapestry);
    --accent-sage: var(--laurel-oak);
    --accent-light-blue: var(--arona);
    
    /* Typography */
    --font-display: 'Playfair Display', serif;
    --font-heading: 'Libre Baskerville', serif;
    --font-body: 'Lora', serif;
    --font-accent: 'EB Garamond', serif;
    --font-ui: 'Inter', sans-serif;
}

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

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

body {
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.7;
    color: var(--ink-primary);
    background: var(--parchment-light);
    min-height: 100vh;
}

/* Course page backgrounds - override for course pages */
body:has(.course-banner) {
    background: var(--arona);
}

/* ========================================
   Text Banner Section
   ======================================== */

.text-banner {
    width: 100%;
    background: var(--mocha-mousse);
    padding: 2.5rem 2rem;
    text-align: center;
    box-shadow: 0 4px 12px rgba(46, 24, 16, 0.3);
    position: relative;
    margin-bottom: 0;
    border-bottom: 3px solid var(--coffee-quartz);
}

.banner-content {
    max-width: 900px;
    margin: 0 auto;
}

.banner-main-title {
    font-family: var(--font-display);
    font-size: 2.8rem;
    font-weight: 900;
    color: var(--ink-primary);
    letter-spacing: 0.08em;
    margin-bottom: 0.75rem;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.15);
}

.banner-subtitle {
    font-family: var(--font-heading);
    font-size: 1.3rem;
    font-weight: 400;
    color: var(--coffee-quartz);
    letter-spacing: 0.05em;
    text-transform: uppercase;
    margin-bottom: 1.25rem;
}

.banner-decorative-rule {
    width: 100%;
    max-width: 500px;
    height: 2px;
    background: linear-gradient(to right, 
        transparent 0%, 
        var(--tapestry) 20%, 
        var(--dull-gold) 50%, 
        var(--tapestry) 80%, 
        transparent 100%);
    margin: 1.25rem auto;
    position: relative;
}

.rule-ornament {
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    background: var(--mocha-mousse);
    color: var(--dull-gold);
    padding: 0 12px;
    font-size: 1.2rem;
}

.banner-quote {
    font-family: var(--font-accent);
    font-size: 1.1rem;
    font-style: italic;
    color: var(--ink-medium);
    margin-top: 1rem;
    margin-bottom: 0;
}

.banner-quote em {
    color: var(--tapestry);
    font-weight: 500;
}

/* ========================================
   Navigation
   ======================================== */

.main-nav {
    background: var(--tapestry);
    padding: 1rem 0;
    text-align: center;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
    position: sticky;
    top: 0;
    z-index: 100;
    border-top: 5px solid var(--parchment-light);
}

.nav-link {
    font-family: var(--font-ui);
    font-size: 0.95rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--parchment-light);
    text-decoration: none;
    padding: 0.5rem 2rem;
    margin: 0 0.5rem;
    display: inline-block;
    transition: all 0.3s ease;
    border-bottom: 2px solid transparent;
}

.nav-link:hover {
    color: var(--dull-gold);
    border-bottom-color: var(--dull-gold);
    transform: translateY(-2px);
}

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

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 3rem 2rem;
}

/* ========================================
   Welcome Section
   ======================================== */

.welcome-section {
    text-align: center;
    padding: 3rem 2rem;
    margin-bottom: 3rem;
}

.welcome-text {
    font-size: 1.15rem;
    line-height: 1.8;
    color: var(--ink-medium);
    max-width: 800px;
    margin: 2rem auto;
    font-style: italic;
    letter-spacing: 0.01em;
}

/* ========================================
   Decorative Elements
   ======================================== */

.decorative-rule {
    height: 2px;
    background: linear-gradient(to right, 
        transparent 0%, 
        var(--tapestry) 20%, 
        var(--dull-gold) 50%, 
        var(--tapestry) 80%, 
        transparent 100%);
    margin: 2rem auto;
    max-width: 600px;
    position: relative;
}

.decorative-rule::after {
    content: '◆';
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    background: var(--mocha-mousse);
    color: var(--dull-gold);
    padding: 0 10px;
    font-size: 0.8rem;
}

.decorative-rule-thin {
    height: 1px;
    background: var(--laurel-oak);
    margin: 1.5rem auto;
    max-width: 400px;
}

/* ========================================
   Section Titles
   ======================================== */

.section-title {
    font-family: var(--font-display);
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--ink-primary);
    text-align: center;
    margin-bottom: 3rem;
    letter-spacing: 0.02em;
    text-shadow: 0px 1px 1px rgba(0, 0, 0, 0.25);
}

/* ========================================
   Course Grid & Cards
   ======================================== */

.courses-section {
    margin-bottom: 5rem;
}

.course-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.course-card {
    background: var(--parchment-light);
    border: 3px solid var(--laurel-oak);
    border-radius: 8px;
    padding: 2rem;
    text-align: center;
    transition: all 0.4s ease;
    box-shadow: 0 4px 6px rgba(46, 24, 16, 0.15);
    position: relative;
}

.course-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    border-radius: 8px;
    background: radial-gradient(circle at top left, rgba(199, 178, 153, 0.8), transparent 70%);
    pointer-events: none;
}

/* Individual Course Color Schemes */
.course-card:nth-child(1) {
    border-color: var(--tapestry);
    background: var(--arona);
}

.course-card:nth-child(1):hover {
    border-color: var(--tapestry);
    box-shadow: 0 12px 24px rgba(92, 122, 138, 0.4);
    background: var(--parchment-light);
}

.course-card:nth-child(1) .course-number {
    color: var(--tapestry);
}

.course-card:nth-child(1) .course-button {
    background: linear-gradient(135deg, var(--tapestry) 0%, var(--arona) 100%);
}

.course-card:nth-child(1) .course-button:hover {
    background: linear-gradient(135deg, var(--arona) 0%, var(--tapestry) 100%);
}

.course-card:nth-child(2) {
    border-color: var(--dull-gold);
    background: var(--warm-taupe);
}

.course-card:nth-child(2):hover {
    border-color: var(--dull-gold);
    box-shadow: 0 12px 24px rgba(155, 133, 80, 0.4);
    background: var(--parchment-light);
}

.course-card:nth-child(2) .course-number {
    color: var(--dull-gold);
}

.course-card:nth-child(2) .course-button {
    background: linear-gradient(135deg, var(--dull-gold) 0%, var(--laurel-oak) 100%);
}

.course-card:nth-child(2) .course-button:hover {
    background: linear-gradient(135deg, var(--laurel-oak) 0%, var(--dull-gold) 100%);
}

.course-card:nth-child(3) {
    border-color: var(--coffee-quartz);
    background: var(--mocha-mousse);
}

.course-card:nth-child(3):hover {
    border-color: var(--coffee-quartz);
    box-shadow: 0 12px 24px rgba(110, 94, 88, 0.4);
    background: var(--warm-taupe);
}

.course-card:nth-child(3) .course-number {
    color: var(--coffee-quartz);
}

.course-card:nth-child(3) .course-button {
    background: linear-gradient(135deg, var(--coffee-quartz) 0%, var(--mocha-mousse) 100%);
}

.course-card:nth-child(3) .course-button:hover {
    background: linear-gradient(135deg, var(--mocha-mousse) 0%, var(--coffee-quartz) 100%);
}

.course-card:nth-child(4) {
    border-color: var(--arona);
    background: var(--laurel-oak);
}

.course-card:nth-child(4):hover {
    border-color: var(--arona);
    box-shadow: 0 12px 24px rgba(143, 173, 184, 0.4);
    background: var(--parchment-light);
}

.course-card:nth-child(4) .course-number {
    color: var(--arona);
}

.course-card:nth-child(4) .course-button {
    background: linear-gradient(135deg, var(--arona) 0%, var(--tapestry) 100%);
}

.course-card:nth-child(4) .course-button:hover {
    background: linear-gradient(135deg, var(--tapestry) 0%, var(--arona) 100%);
}

.course-card:hover {
    transform: translateY(-8px);
}

.course-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
    filter: grayscale(30%) sepia(20%);
}

.course-number {
    font-family: var(--font-heading);
    font-size: 1.1rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    margin-bottom: 0.5rem;
}

.course-title {
    font-family: var(--font-heading);
    font-size: 1.35rem;
    font-weight: 700;
    color: var(--ink-primary);
    margin-bottom: 1rem;
    line-height: 1.4;
}

.course-description {
    font-size: 0.95rem;
    line-height: 1.6;
    color: var(--ink-medium);
    margin-bottom: 1.5rem;
    min-height: 80px;
}

.course-button {
    font-family: var(--font-ui);
    font-size: 0.9rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--parchment-light);
    border: none;
    padding: 0.75rem 1.5rem;
    border-radius: 4px;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
    text-decoration: none;
    display: inline-block;
}

.course-button:hover {
    transform: scale(1.05);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.3);
}

/* ========================================
   Content Boxes
   ======================================== */

.content-box {
    background: var(--parchment-light);
    border: 2px solid var(--laurel-oak);
    border-radius: 8px;
    padding: 3rem;
    margin-bottom: 3rem;
    box-shadow: 0 4px 8px rgba(46, 24, 16, 0.2);
}

/* ========================================
   About Section
   ======================================== */

.about-section {
    margin-bottom: 3rem;
}

.about-content {
    display: grid;
    grid-template-columns: 250px 1fr;
    gap: 3rem;
    align-items: start;
}

/* Profile Image Container */
.profile-image-container {
    position: relative;
}

.profile-image {
    width: 100%;
    height: auto;
    border-radius: 8px;
    border: 4px solid var(--dull-gold);
    box-shadow: 0 6px 20px rgba(46, 24, 16, 0.3);
    object-fit: cover;
    aspect-ratio: 3/4;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    display: block;
}

.profile-image:hover {
    transform: scale(1.02);
    box-shadow: 0 8px 25px rgba(46, 24, 16, 0.4);
}

.about-text p {
    margin-bottom: 1.5rem;
    line-height: 1.8;
}

.quote-accent {
    font-family: var(--font-accent);
    font-size: 1.1rem;
    font-style: italic;
    color: var(--tapestry);
    border-left: 3px solid var(--dull-gold);
    padding-left: 1.5rem;
    margin: 2rem 0;
}

/* ========================================
   Contact Section
   ======================================== */

.contact-section {
    margin-bottom: 3rem;
}

.contact-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.contact-item {
    text-align: center;
    padding: 1.5rem;
    background: var(--mocha-mousse);
    border-radius: 6px;
    border: 1px solid var(--laurel-oak);
    transition: all 0.3s ease;
}

.contact-item:hover {
    background: var(--parchment-light);
    transform: translateY(-4px);
    box-shadow: 0 6px 12px rgba(46, 24, 16, 0.2);
}

.contact-icon {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    filter: grayscale(30%) sepia(20%);
}

.contact-item h4 {
    font-family: var(--font-heading);
    font-size: 1.1rem;
    color: var(--ink-primary);
    margin-bottom: 0.75rem;
    letter-spacing: 0.02em;
}

.contact-item p {
    font-size: 0.95rem;
    color: var(--ink-medium);
    line-height: 1.6;
}

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

.site-footer {
    background: linear-gradient(180deg, transparent 0%, var(--coffee-quartz) 100%);
    padding: 3rem 2rem 2rem;
    text-align: center;
    margin-top: 5rem;
}

.footer-quote {
    font-family: var(--font-accent);
    font-size: 1.2rem;
    color: var(--parchment-light);
    margin-bottom: 1rem;
}

.footer-text {
    font-family: var(--font-ui);
    font-size: 0.9rem;
    color: var(--warm-taupe);
    letter-spacing: 0.05em;
}

/* ========================================
   Course Page Styles
   ======================================== */

.course-header {
    text-align: center;
    padding: 3rem 2rem 2rem;
}

.course-icon-large {
    font-size: 5rem;
    margin-bottom: 1rem;
    filter: grayscale(30%) sepia(20%);
}

.course-page-title {
    font-family: var(--font-display);
    font-size: 3.5rem;
    font-weight: 900;
    color: var(--ink-primary);
    margin-bottom: 0.5rem;
    letter-spacing: 0.05em;
    text-shadow: 0px 2px 2px rgba(0, 0, 0, 0.2);
}

.course-page-subtitle {
    font-family: var(--font-heading);
    font-size: 1.8rem;
    font-weight: 400;
    color: var(--tapestry);
    margin-bottom: 2rem;
}

/* Course Info Grid */
.course-info-section {
    margin-bottom: 3rem;
}

.info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.info-card {
    background: var(--parchment-light);
    border: 2px solid var(--laurel-oak);
    border-radius: 8px;
    padding: 2rem;
    box-shadow: 0 4px 6px rgba(46, 24, 16, 0.15);
}

.info-card h3 {
    font-family: var(--font-heading);
    font-size: 1.3rem;
    color: var(--ink-primary);
    margin-bottom: 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid var(--dull-gold);
}

.info-card p {
    margin-bottom: 0.5rem;
    line-height: 1.6;
}

.info-card strong {
    color: var(--tapestry);
}

/* Learning Objectives */
.objectives-list {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.objective-item {
    display: flex;
    align-items: start;
    gap: 1.5rem;
    padding: 1.5rem;
    background: var(--mocha-mousse);
    border-radius: 8px;
    border-left: 4px solid var(--dull-gold);
}

.objective-number {
    font-family: var(--font-display);
    font-size: 2rem;
    font-weight: 700;
    color: var(--tapestry);
    background: var(--parchment-light);
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    flex-shrink: 0;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.15);
}

.objective-content h4 {
    font-family: var(--font-heading);
    font-size: 1.2rem;
    color: var(--ink-primary);
    margin-bottom: 0.5rem;
}

.objective-content p {
    line-height: 1.6;
    color: var(--ink-medium);
}

/* Topics Grid */
.topics-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
    margin-top: 2rem;
}

.topic-card {
    background: var(--mocha-mousse);
    padding: 1.5rem;
    border-radius: 8px;
    border: 1px solid var(--laurel-oak);
    transition: all 0.3s ease;
}

.topic-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 6px 12px rgba(46, 24, 16, 0.2);
    background: var(--parchment-light);
}

.topic-card h4 {
    font-family: var(--font-heading);
    font-size: 1.1rem;
    color: var(--ink-primary);
    margin-bottom: 0.75rem;
}

.topic-card p {
    font-size: 0.95rem;
    line-height: 1.6;
    color: var(--ink-medium);
}

/* Materials Section */
.materials-section h3 {
    font-family: var(--font-heading);
    font-size: 1.3rem;
    color: var(--ink-primary);
    margin-top: 2rem;
    margin-bottom: 1rem;
}

.materials-section h3:first-child {
    margin-top: 0;
}

.materials-list {
    list-style: none;
    padding-left: 0;
}

.materials-list li {
    padding-left: 2rem;
    margin-bottom: 0.75rem;
    position: relative;
    line-height: 1.6;
}

.materials-list li::before {
    content: '▸';
    position: absolute;
    left: 0.5rem;
    color: var(--dull-gold);
    font-weight: bold;
}

/* Grading Breakdown */
.grading-breakdown {
    margin-bottom: 2rem;
}

.grade-item {
    margin-bottom: 1rem;
}

.grade-bar {
    background: linear-gradient(90deg, var(--tapestry) 0%, var(--dull-gold) 100%);
    color: var(--parchment-light);
    padding: 1rem;
    border-radius: 6px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-family: var(--font-ui);
    font-weight: 600;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
    transition: all 0.3s ease;
}

.grade-bar:hover {
    transform: translateX(4px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.3);
}

.grade-label {
    font-size: 1rem;
}

.grade-percent {
    font-size: 1.2rem;
    font-weight: 700;
}

.grading-scale {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    justify-content: center;
    padding: 1.5rem;
    background: var(--mocha-mousse);
    border-radius: 8px;
}

.scale-item {
    font-family: var(--font-ui);
    font-weight: 600;
    padding: 0.5rem 1rem;
    background: var(--parchment-light);
    border: 1px solid var(--laurel-oak);
    border-radius: 4px;
}

/* Call to Action Section */
.cta-section {
    margin: 4rem 0 3rem;
}

.cta-box {
    background: linear-gradient(135deg, var(--coffee-quartz) 0%, var(--tapestry) 100%);
    color: var(--parchment-light);
    padding: 3rem;
    border-radius: 12px;
    text-align: center;
    box-shadow: 0 8px 16px rgba(46, 24, 16, 0.3);
}

.cta-box h3 {
    font-family: var(--font-display);
    font-size: 2rem;
    margin-bottom: 1rem;
    color: var(--parchment-light);
}

.cta-box p {
    font-size: 1.1rem;
    margin-bottom: 2rem;
    color: var(--warm-taupe);
}

.cta-button {
    font-family: var(--font-ui);
    font-size: 1rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    background: var(--dull-gold);
    color: var(--ink-primary);
    border: none;
    padding: 1rem 2rem;
    border-radius: 6px;
    text-decoration: none;
    display: inline-block;
    margin: 0.5rem;
    transition: all 0.3s ease;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
}

.cta-button:hover {
    background: var(--parchment-light);
    transform: translateY(-2px);
    box-shadow: 0 6px 12px rgba(0, 0, 0, 0.3);
}

.cta-button-secondary {
    font-family: var(--font-ui);
    font-size: 1rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    background: transparent;
    color: var(--parchment-light);
    border: 2px solid var(--parchment-light);
    padding: 1rem 2rem;
    border-radius: 6px;
    text-decoration: none;
    display: inline-block;
    margin: 0.5rem;
    transition: all 0.3s ease;
}

.cta-button-secondary:hover {
    background: var(--parchment-light);
    color: var(--ink-primary);
    transform: translateY(-2px);
}

/* ========================================
   Chapter & Lecture Presentation Styles
   ======================================== */

.chapter-section {
    margin-bottom: 3rem;
    padding: 2rem;
    background: var(--mocha-mousse);
    border-radius: 12px;
    border: 2px solid var(--laurel-oak);
}

.chapter-title {
    font-family: var(--font-heading);
    font-size: 1.6rem;
    color: var(--ink-primary);
    margin-bottom: 1.5rem;
    padding-bottom: 0.75rem;
    border-bottom: 3px solid var(--dull-gold);
    text-align: center;
}

.lecture-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin-top: 1.5rem;
}

.lecture-card {
    background: var(--parchment-light);
    border: 2px solid var(--tapestry);
    border-radius: 8px;
    padding: 1.5rem;
    text-align: center;
    transition: all 0.3s ease;
    box-shadow: 0 3px 6px rgba(46, 24, 16, 0.15);
    position: relative;
}

.lecture-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 8px 16px rgba(46, 24, 16, 0.25);
    border-color: var(--dull-gold);
}

.lecture-number {
    font-family: var(--font-display);
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--tapestry);
    margin-bottom: 0.5rem;
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.2);
}

.lecture-card h4 {
    font-family: var(--font-heading);
    font-size: 1.2rem;
    color: var(--ink-primary);
    margin-bottom: 0.75rem;
}

.lecture-card p {
    font-size: 0.95rem;
    line-height: 1.5;
    color: var(--ink-medium);
    margin-bottom: 1.25rem;
    min-height: 45px;
}

.lecture-button {
    font-family: var(--font-ui);
    font-size: 0.9rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    background: linear-gradient(135deg, var(--tapestry) 0%, var(--coffee-quartz) 100%);
    color: var(--parchment-light);
    border: none;
    padding: 0.75rem 1.25rem;
    border-radius: 4px;
    text-decoration: none;
    display: inline-block;
    transition: all 0.3s ease;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.lecture-button:hover {
    background: linear-gradient(135deg, var(--dull-gold) 0%, var(--tapestry) 100%);
    transform: scale(1.05);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.3);
}

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

@media (max-width: 768px) {
    .container {
        padding: 2rem 1rem;
    }
    
    .banner-main-title {
        font-size: 2rem;
    }
    
    .banner-subtitle {
        font-size: 1.1rem;
    }
    
    .banner-quote {
        font-size: 1rem;
    }
    
    .text-banner {
        padding: 2rem 1.5rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .course-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .about-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .profile-image-container {
        max-width: 250px;
        margin: 0 auto 2rem auto;
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .nav-link {
        padding: 0.5rem 1rem;
        margin: 0 0.25rem;
        font-size: 0.85rem;
    }
    
    .welcome-text {
        font-size: 1rem;
        padding: 0 1rem;
    }
    
    .course-page-title {
        font-size: 2.5rem;
    }
    
    .course-page-subtitle {
        font-size: 1.4rem;
    }
    
    .info-grid {
        grid-template-columns: 1fr;
    }
    
    .topics-grid {
        grid-template-columns: 1fr;
    }
    
    .objective-item {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }
    
    .grading-scale {
        flex-direction: column;
    }
    
    .cta-box {
        padding: 2rem 1.5rem;
    }
    
    .lecture-grid {
        grid-template-columns: 1fr;
    }
    
    .chapter-section {
        padding: 1.5rem;
    }
    
    .chapter-title {
        font-size: 1.3rem;
    }
}

@media (max-width: 480px) {
    .text-banner {
        padding: 1.5rem 1rem;
    }
    
    .banner-main-title {
        font-size: 1.6rem;
        letter-spacing: 0.05em;
    }
    
    .banner-subtitle {
        font-size: 0.95rem;
    }
    
    .banner-quote {
        font-size: 0.9rem;
    }
    
    .main-nav {
        padding: 0.75rem 0;
    }
    
    .nav-link {
        display: block;
        margin: 0.25rem 0;
        padding: 0.5rem;
    }
    
    .content-box {
        padding: 2rem 1.5rem;
    }
}

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

@media print {
    body {
        background: white;
    }
    
    .main-nav,
    .course-button {
        display: none;
    }
    
    .course-card {
        break-inside: avoid;
        box-shadow: none;
        border: 1px solid #333;
    }
}

/* ========================================
   Course Page Specific Styles
   ======================================== */

/* HIST 101 Course Page Background */
body.hist-101-page {
    background: var(--arona);
}

/* Abbreviated Course Banner */
.course-banner {
    padding: 2rem 2rem;
    background: var(--tapestry);
}

.course-banner .banner-content {
    max-width: 900px;
    margin: 0 auto;
}

.banner-course-title {
    font-family: var(--font-display);
    font-size: 2.5rem;
    font-weight: 900;
    color: var(--parchment-light);
    letter-spacing: 0.1em;
    margin-bottom: 0.5rem;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.banner-course-subtitle {
    font-family: var(--font-heading);
    font-size: 1.2rem;
    font-weight: 400;
    color: var(--parchment-light);
    letter-spacing: 0.05em;
    margin-bottom: 0;
}

/* Responsive Course Banner */
@media (max-width: 768px) {
    .course-banner {
        padding: 1.5rem 1.5rem;
    }
    
    .banner-course-title {
        font-size: 2rem;
    }
    
    .banner-course-subtitle {
        font-size: 1.1rem;
    }
}

@media (max-width: 480px) {
    .course-banner {
        padding: 1.25rem 1rem;
    }
    
    .banner-course-title {
        font-size: 1.6rem;
    }
    
    .banner-course-subtitle {
        font-size: 1rem;
    }
}

/* ========================================
   Syllabus Download Section
   ======================================== */

.syllabus-download {
    margin: 2rem auto;
    max-width: 800px;
}

.syllabus-box {
    background: linear-gradient(135deg, var(--parchment-light) 0%, rgba(199, 178, 153, 0.3) 100%);
    border: 3px solid var(--dull-gold);
    border-radius: 8px;
    padding: 2rem;
    text-align: center;
    box-shadow: 0 4px 12px rgba(155, 133, 80, 0.3);
}

.syllabus-box h3 {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    color: var(--ink-primary);
    margin-bottom: 1rem;
}

.syllabus-box p {
    font-size: 1rem;
    color: var(--ink-medium);
    margin-bottom: 1.5rem;
}

.syllabus-button {
    display: inline-block;
    font-family: var(--font-ui);
    font-size: 1rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    background: linear-gradient(135deg, var(--dull-gold) 0%, var(--laurel-oak) 100%);
    color: var(--parchment-light);
    padding: 1rem 2rem;
    border-radius: 4px;
    text-decoration: none;
    transition: all 0.3s ease;
    box-shadow: 0 3px 6px rgba(0, 0, 0, 0.2);
}

.syllabus-button:hover {
    background: linear-gradient(135deg, var(--laurel-oak) 0%, var(--dull-gold) 100%);
    transform: translateY(-2px);
    box-shadow: 0 5px 12px rgba(0, 0, 0, 0.3);
}

@media (max-width: 768px) {
    .syllabus-box {
        padding: 1.5rem;
    }
    
    .syllabus-box h3 {
        font-size: 1.3rem;
    }
}