/**
 * IoncureX Custom CSS
 * 
 * Design System:
 * - Minimal, clean aesthetic with beige/cream background
 * - Professional medical conference styling
 * - Mobile-first responsive approach
 * - Generous whitespace and padding
 */

/* ===== CSS VARIABLES (Design Tokens) ===== */
:root {
    /* Color Palette - Cream/Gold theme */
    --color-primary: #c8a86b;
    --color-secondary: #bca881;
    --color-text-primary: #281f18;
    --color-text-secondary: #6b655d;
    --color-text-muted: #8a8175;
    --color-background-primary: #ffffff;
    --color-background-secondary: #ffffff;
    --color-border: #dccfb8;
    --color-accent: #c8a86b;
    --color-surface-elevated: #ffffff;
    --color-surface-muted: #f1eadf;
    --color-shadow-soft: 0 10px 24px rgba(0, 0, 0, 0.08);
    
    /* Spacing Scale (8px base) */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 4rem;
    --spacing-3xl: 6rem;
    
    /* Typography - Professional Google Fonts */
    --font-family-serif: 'Merriweather', 'Times New Roman', serif;
    --font-family-sans: 'Inter', 'Roboto', -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Oxygen', 'Ubuntu', sans-serif;
    --font-family-display: 'Inter', sans-serif;
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 1.875rem;
    --font-size-4xl: 2.5rem;
    --font-size-5xl: 3.5rem;
    
    /* Line Heights */
    --line-height-tight: 1.2;
    --line-height-normal: 1.5;
    --line-height-relaxed: 1.75;
    
    /* Border Radius */
    --radius-none: 0;
    --radius-sm: 0.25rem;
    --radius-md: 0.5rem;
    --radius-lg: 1rem;
    --radius-xl: 1.5rem;
    --radius-full: 9999px;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px rgba(0, 0, 0, 0.15);
    --shadow-hover: 0 15px 30px rgba(0, 0, 0, 0.12);
    
    /* Transitions */
    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 200ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 300ms cubic-bezier(0.4, 0, 0.2, 1);
}

/* ===== GLOBAL STYLES ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family-sans);
    color: var(--color-text-primary);
    background-color: var(--color-background-primary);
    line-height: var(--line-height-normal);
    font-size: var(--font-size-base);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* ===== TYPOGRAPHY ===== */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-family-serif);
    font-weight: 600;
    line-height: var(--line-height-tight);
    margin-bottom: var(--spacing-md);
    color: var(--color-text-primary);
}

h1 {
    font-size: var(--font-size-5xl);
}

h2 {
    font-size: var(--font-size-4xl);
}

h3 {
    font-size: var(--font-size-3xl);
}

h4 {
    font-size: var(--font-size-2xl);
}

h5 {
    font-size: var(--font-size-xl);
}

h6 {
    font-size: var(--font-size-lg);
}

p {
    margin-bottom: var(--spacing-md);
    line-height: var(--line-height-relaxed);
}

p:last-child {
    margin-bottom: 0;
}

a {
    color: var(--color-text-primary);
    text-decoration: none;
    transition: color var(--transition-base);
}

a:hover {
    color: var(--color-accent);
}

/* ===== BUTTONS ===== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-md) var(--spacing-lg);
    font-size: var(--font-size-base);
    font-weight: 500;
    border: 1px solid transparent;
    border-radius: var(--radius-none);
    cursor: pointer;
    transition: all var(--transition-base);
    text-decoration: none;
    white-space: nowrap;
    min-height: 44px;
    font-family: var(--font-family-sans);
}

.btn:active,
.btn:focus {
    outline: none;
}

/* Primary Button */
.btn-primary {
    background-color: #532980;
    color: var(--color-background-secondary);
    border-color: #532980;
}

.btn-primary:hover {
    background-color: #B777FA;
    border-color: #B777FA;
    box-shadow: var(--shadow-md);
}

.btn-primary:active {
    transform: translateY(1px);
}

/* Secondary Button (Outlined) */
.btn-secondary {
    background-color: transparent;
    color: #6b5b43;
    border-color: #d9cbb0;
}

.btn-secondary:hover {
    background-color: #f8f3e8;
    border-color: #bca881;
    color: #4f4637;
    box-shadow: var(--shadow-sm);
}

/* Small Button */
.btn-sm {
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: var(--font-size-sm);
}

/* ===== CARDS ===== */
.card {
    background-color: var(--color-background-secondary);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: var(--spacing-lg);
    transition: all var(--transition-base);
    display: flex;
    flex-direction: column;
    height: 100%;
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.5), var(--shadow-sm);
}

.card:hover {
    border-color: #c5b698;
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.5), var(--shadow-hover);
    transform: translateY(-4px);
}

.card-header {
    margin-bottom: var(--spacing-md);
}

.card-body {
    flex: 1;
    margin-bottom: var(--spacing-md);
}

.card-footer {
    margin-top: auto;
}

.card-title {
    font-size: var(--font-size-xl);
    font-family: var(--font-family-serif);
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
    color: var(--color-text-primary);
}

.card-text {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
    line-height: var(--line-height-relaxed);
}

/* ===== CONTAINER & SECTIONS ===== */
.container {
    width: 100%;
    margin-left: auto;
    margin-right: auto;
    padding-left: var(--spacing-lg);
    padding-right: var(--spacing-lg);
}

@media (min-width: 576px) {
    .container {
        max-width: 540px;
    }
}

@media (min-width: 768px) {
    .container {
        max-width: 720px;
        padding-left: var(--spacing-xl);
        padding-right: var(--spacing-xl);
    }
}

@media (min-width: 992px) {
    .container {
        max-width: 960px;
    }
}

@media (min-width: 1200px) {
    .container {
        max-width: 1140px;
    }
}

@media (min-width: 1400px) {
    .container {
        max-width: 1320px;
    }
}

.section {
    padding: var(--spacing-3xl) 0;
}

.section.section-light {
    background-color: var(--color-background-secondary);
}

.section.section-muted {
    background-color: var(--color-background-primary);
}

/* Section heading system */
.section-heading {
    max-width: 780px;
    margin: 0 auto var(--spacing-2xl);
}

.section-title {
    font-size: var(--font-size-4xl);
    margin-bottom: var(--spacing-sm);
}

.section-lede {
    font-size: var(--font-size-lg);
    color: var(--color-text-secondary);
    line-height: var(--line-height-relaxed);
    margin: 0 auto;
}

.editorial-card {
    max-width: 880px;
    margin-left: auto;
    margin-right: auto;
}

.section-compact {
    padding-top: var(--spacing-2xl);
    padding-bottom: var(--spacing-3xl);
}

.eyebrow {
    display: inline-flex;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    font-size: var(--font-size-xs);
    font-weight: 600;
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-sm);
}

/* Hero-specific eyebrow: larger and centered */
.hero .eyebrow {
    font-size: var(--font-size-sm);
    letter-spacing: 0.12em;
}

/* Pills */
.pill {
    display: inline-flex;
    align-items: center;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-full);
    font-size: var(--font-size-xs);
    font-weight: 600;
    letter-spacing: 0.02em;
    gap: var(--spacing-xs);
}

.pill-outline {
    border: 1px solid #e2d6c0;
    background-color: rgba(230, 216, 192, 0.18);
    color: #564a32;
}

.pill-soft {
    background-color: rgba(0, 0, 0, 0.04);
    border: 1px solid transparent;
    color: var(--color-text-primary);
}

.pill-ghost {
    background-color: rgba(0, 0, 0, 0.025);
    border: 1px solid rgba(0, 0, 0, 0.05);
    color: var(--color-text-secondary);
}

/* ===== NAVBAR / NAVIGATION ===== */
.navbar {
    background-color: var(--color-background-secondary);
    border-bottom: 1px solid var(--color-border);
    position: sticky;
    top: 0;
    z-index: 1000;
    padding: var(--spacing-sm) 0;
}

.navbar-brand {
    font-size: var(--font-size-xl);
    font-weight: 600;
    color: var(--color-text-primary);
    text-decoration: none;
    display: flex;
    align-items: center;
}

.navbar-nav {
    display: flex;
    gap: var(--spacing-xl);
    align-items: center;
    list-style: none;
}

    oeionca hover {
    color: #532980;
}
.nav-item a.active {
    font-weight: 400;
    transition: color var(--transition-base);
    white-space: nowrap;
}

.nav-item a:hover {
    color: #532980;
}

.nav-item a.active {
    color: #532980;
    font-weight: 600;
}

.nav-item.dropdown.active .dropdown-menu {
    display: block;
}

.dropdown-item {
    display: block;
    padding: var(--spacing-sm) var(--spacing-md);
    color: var(--color-text-primary);
    text-decoration: none;
    transition: background-color var(--transition-base);
    white-space: nowrap;
}

.dropdown-item:hover {
    background-color: var(--color-surface-muted);
    color: var(--color-accent);
}

.dropdown-divider {
    height: 1px;
    margin: var(--spacing-sm) 0;
    background-color: var(--color-border);
    border: 0;
}

@media (max-width: 767px) {
    .navbar {
        padding: var(--spacing-sm) 0;
    }

    .navbar-toggler {
        display: block;
    }
    
    .navbar-nav {
        display: none;
        flex-direction: column;
        gap: var(--spacing-md);
        padding: var(--spacing-lg) 0;
        border-top: 1px solid var(--color-border);
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background-color: var(--color-background-secondary);
        width: 100%;
    }
    
    .navbar-nav.active {
        display: flex;
    }
    
    .nav-item a {
        padding: var(--spacing-sm);
    }
    
    /* Mobile dropdown adjustments */
    .dropdown-menu {
        position: static;
        box-shadow: none;
        border: none;
        border-left: 2px solid var(--color-border);
        border-radius: 0;
        margin-left: var(--spacing-md);
        padding-left: var(--spacing-sm);
    }
}

/* ===== HERO SECTION ===== */
.hero {
    padding: var(--spacing-lg) 0 var(--spacing-md);
    background-color: var(--color-background-primary);
}

/* Page banner for detail/listing pages */
.hero-banner {
    background-color: var(--color-background-primary);
    border-bottom: 1px solid var(--color-border);
    padding: var(--spacing-3xl) 0;
    position: relative;
    overflow: hidden;
}

.hero-banner .container {
    position: relative;
    z-index: 1;
}

.hero-banner-content {
    max-width: 820px;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.hero-banner h1 {
    font-size: var(--font-size-4xl);
    margin: 0;
}

.hero-banner-subline {
    font-size: var(--font-size-lg);
    color: var(--color-text-secondary);
    margin: 0;
    line-height: var(--line-height-relaxed);
}

@media (max-width: 767px) {
    .hero-banner {
        padding: var(--spacing-2xl) 0;
    }
    .hero-banner h1 {
        font-size: var(--font-size-3xl);
    }
    .hero-banner-subline {
        font-size: var(--font-size-base);
    }
}

.hero-content-wrapper {
    display: flex;
    align-items: stretch;
    justify-content: center;
    min-height: 75vh;
    width: 100%;
}

.hero-grid {
    display: grid;
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    gap: var(--spacing-2xl);
    align-items: center;
    width: 100%;
}

.hero-content {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
    align-items: flex-start;
    text-align: left;
    max-width: 760px;
    width: 100%;
    padding: 0;
}

.hero-heading {
    font-size: clamp(2.5rem, 5vw, 3.5rem);
    font-family: var(--font-family-serif);
    font-weight: 600;
    line-height: 1.05;
    color: var(--color-text-primary);
}

.hero-subline {
    font-size: var(--font-size-lg);
    color: #4a4a4a;
    line-height: var(--line-height-relaxed);
    max-width: 660px;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-md);
    align-items: center;
    justify-content: flex-start;
}

.hero-meta {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-md);
    justify-content: center;
}

.hero-visual {
    position: relative;
    width: 100%;
    display: flex;
    justify-content: center;
}

.hero-image-frame {
    width: 100%;
    aspect-ratio: 16 / 9;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    background: linear-gradient(145deg, #ffffff, #f8f3e8);
    box-shadow: var(--shadow-lg);
}

.hero-image-frame img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: var(--radius-md);
    display: block;
}

@media (max-width: 991px) {
    .hero-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
    }

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

    .hero-actions {
        justify-content: flex-start;
    }

    .hero-image-frame {
        width: 100%;
        margin: 0 auto;
    }
}

.hero-panel {
    background-color: var(--color-surface-elevated);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    box-shadow: var(--color-shadow-soft);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.hero-panel-row {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: var(--spacing-md);
}

.hero-panel-title {
    font-size: var(--font-size-2xl);
    font-family: var(--font-family-serif);
    margin-bottom: var(--spacing-xs);
}

.hero-panel-sub {
    color: var(--color-text-secondary);
    font-size: var(--font-size-sm);
}

.hero-panel-badge {
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-full);
    background-color: rgba(0,0,0,0.06);
    font-size: var(--font-size-xs);
    font-weight: 600;
    letter-spacing: 0.04em;
}

.hero-panel-stats {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: var(--spacing-lg);
}

.stat-value {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    font-family: var(--font-family-serif);
}

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

.hero-panel-foot {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
    border-top: 1px solid var(--color-border);
    padding-top: var(--spacing-sm);
}

.hero-premium {
    position: relative;
    overflow: hidden;
}
.hero-premium::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 40%;
    background-image: url('../images/hero-pattern.svg');
    background-repeat: no-repeat;
    background-size: cover;
    background-position: center left;
    opacity: 0.22;
    pointer-events: none;
}

.hero-premium::after {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(80% 80% at 80% 20%, rgba(0,0,0,0.04), transparent 55%);
    pointer-events: none;
}

@media (max-width: 1110px) {
    .hero-grid {
        grid-template-columns: 1fr;
    }

    .hero-panel {
        max-width: 620px;
    }
}

@media (max-width: 767px) {
    .hero {
        padding: var(--spacing-lg) 0;
    }

    .hero-heading {
        font-size: var(--font-size-4xl);
    }

    .hero-content-wrapper {
        min-height: 60vh;
        justify-content: center;
    }

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

    .hero-actions,
    .hero-meta {
        justify-content: center;
        gap: var(--spacing-sm);
    }

    .hero-panel-stats {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 575px) {
    .hero-heading {
        font-size: var(--font-size-3xl);
    }
    
    .hero-subline {
        font-size: var(--font-size-base);
    }
}

/* ===== GRID UTILITIES ===== */
.row {
    display: grid;
    gap: var(--spacing-lg);
    grid-auto-flow: row;
}

.row.cols-1 {
    grid-template-columns: repeat(1, minmax(0, 1fr));
}

.row.cols-2 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

.row.cols-3 {
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

.row.cols-4 {
    grid-template-columns: repeat(4, minmax(0, 1fr));
}

@media (max-width: 1199px) {
    .row.cols-2-lg {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
    
    .row.cols-3-lg {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
    
    .row.cols-4-lg {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 767px) {
    .row.cols-2-md,
    .row.cols-3-md,
    .row.cols-4-md {
        grid-template-columns: repeat(1, minmax(0, 1fr));
    }
}

/* ===== BADGES ===== */
.badge {
    display: inline-flex;
    align-items: center;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-sm);
    font-size: var(--font-size-xs);
    font-weight: 500;
    white-space: nowrap;
}

.badge-primary {
    background-color: var(--color-primary);
    color: var(--color-background-secondary);
}

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

/* ===== UTILITY CLASSES ===== */
.text-center {
    text-align: center;
}

.text-left {
    text-align: left;
}

.text-right {
    text-align: right;
}

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

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

.mt-0 {
    margin-top: 0;
}

.mt-1 {
    margin-top: var(--spacing-sm);
}

.mt-2 {
    margin-top: var(--spacing-md);
}

.mt-3 {
    margin-top: var(--spacing-lg);
}

.mt-4 {
    margin-top: var(--spacing-xl);
}

.mb-0 {
    margin-bottom: 0;
}

.mb-1 {
    margin-bottom: var(--spacing-sm);
}

.mb-2 {
    margin-bottom: var(--spacing-md);
}

.mb-3 {
    margin-bottom: var(--spacing-lg);
}

.mb-4 {
    margin-bottom: var(--spacing-xl);
}

.px-0 {
    padding-left: 0;
    padding-right: 0;
}

.px-1 {
    padding-left: var(--spacing-sm);
    padding-right: var(--spacing-sm);
}

.py-0 {
    padding-top: 0;
    padding-bottom: 0;
}

.py-1 {
    padding-top: var(--spacing-sm);
    padding-bottom: var(--spacing-sm);
}

.py-2 {
    padding-top: var(--spacing-md);
    padding-bottom: var(--spacing-md);
}

.py-3 {
    padding-top: var(--spacing-lg);
    padding-bottom: var(--spacing-lg);
}

.gap-1 {
    gap: var(--spacing-sm);
}

.gap-2 {
    gap: var(--spacing-md);
}

.gap-3 {
    gap: var(--spacing-lg);
}

.gap-4 {
    gap: var(--spacing-xl);
}

.d-flex {
    display: flex;
}

.flex-column {
    flex-direction: column;
}

.align-items-center {
    align-items: center;
}

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

.justify-content-between {
    justify-content: space-between;
}

.w-100 {
    width: 100%;
}

.h-100 {
    height: 100%;
}

.object-cover {
    object-fit: cover;
}

.overflow-hidden {
    overflow: hidden;
}

/* ===== SPEAKER CARDS ===== */
/* Legacy speakers grid for detailed views */
.speakers-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--spacing-xl);
    margin-top: var(--spacing-lg);
}

/* Speakers Rail - matches events section styling */
.speakers-rail {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 2rem;
    width: 100%;
}

.speaker-card {
    background-color: var(--color-background-secondary);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: all var(--transition-base);
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.5), var(--shadow-sm);
}

.speaker-card:hover {
    border-color: #532980;
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.5), var(--shadow-hover);
    transform: translateY(-4px);
}

.speaker-visual {
    width: 100%;
    height: 200px;
    border-radius: 0.5rem;
    background: linear-gradient(135deg, #f0f6ff, #e6f0ff);
    border: 1px solid #e0e0e0;
}

.speaker-meta {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
    padding: 1rem 1.5rem 0;
}

.speaker-name {
    font-size: 1.5rem;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', sans-serif;
    font-weight: 600;
    margin-bottom: 0.25rem;
    color: var(--color-text-primary);
    padding: 0 1.5rem;
    margin-top: 1rem;
}

.speaker-title {
    font-size: 0.875rem;
    color: #532980;
    margin-bottom: var(--spacing-xs);
    padding: 0 1.5rem;
}

.speaker-description {
    font-size: 0.875rem;
    color: #5a5a5a;
    line-height: 1.6;
    margin: 0;
    padding: 0 1.5rem;
    margin-bottom: 1rem;
}

.speaker-cta {
    margin-top: auto;
    font-weight: 600;
    font-size: 0.875rem;
    color: #0052cc;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    transition: all 0.2s ease;
    padding: 0 1.5rem 1.5rem;
}

.speaker-cta::after {
    content: '→';
    font-size: 0.875rem;
    transition: transform 0.2s ease;
}

.speaker-card:hover .speaker-cta::after {
    transform: translateX(4px);
}

.speaker-card:hover .speaker-cta {
    color: #0040a6;
    transform: translateX(2px);
}

/* Responsive styles for speakers-rail */
@media (max-width: 991px) {
    .speakers-rail {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 767px) {
    .speakers-rail {
        grid-template-columns: repeat(3, minmax(260px, 1fr));
        grid-auto-flow: column;
        overflow-x: auto;
        scroll-snap-type: x mandatory;
        -webkit-overflow-scrolling: touch;
        padding-bottom: 1rem;
    }

    .speaker-card {
        scroll-snap-align: start;
    }
}

/* Featured Speaker Spotlight */
.featured-speaker-card {
    display: grid;
    grid-template-columns: 300px 1fr;
    gap: var(--spacing-2xl);
    background-color: var(--color-background-secondary);
    border: 1px solid #532980;
    border-radius: var(--radius-lg);
    padding: var(--spacing-2xl);
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.5), var(--shadow-sm);
}

.featured-speaker-image {
    width: 100%;
    height: 300px;
    border-radius: var(--radius-md);
    overflow: hidden;
    background-color: var(--color-surface-muted);
}

.featured-speaker-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.featured-speaker-content {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.featured-speaker-header {
    margin-bottom: 0;
}

.featured-speaker-name {
    font-size: var(--font-size-3xl);
    font-family: var(--font-family-serif);
    font-weight: 600;
    color: var(--color-text-primary);
    margin-bottom: var(--spacing-xs);
}

.featured-speaker-title,
.featured-speaker-affiliation {
    font-size: var(--font-size-base);
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-xs);
}

.featured-speaker-bio {
    font-size: var(--font-size-base);
    color: var(--color-text-secondary);
    line-height: var(--line-height-relaxed);
    margin-bottom: var(--spacing-lg);
}

.featured-speaker-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.stat {
    text-align: center;
    padding: var(--spacing-md);
    background-color: var(--color-background-primary);
    border-radius: var(--radius-md);
    border: 1px solid var(--color-border);
}

.stat-number {
    font-size: var(--font-size-2xl);
    font-family: var(--font-family-serif);
    font-weight: 700;
    color: var(--color-accent);
    display: block;
    margin-bottom: var(--spacing-xs);
}

.stat-label {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
    font-weight: 500;
}

.featured-speaker-cta {
    display: inline-flex;
    align-items: center;
    font-size: var(--font-size-base);
    font-weight: 600;
    color: var(--color-accent);
    text-decoration: none;
    transition: all var(--transition-base);
    align-self: flex-start;
}

.featured-speaker-cta:hover {
    color: #b8885a;
    transform: translateX(4px);
}

.featured-speaker-cta::after {
    content: '→';
    margin-left: var(--spacing-xs);
    transition: transform var(--transition-base);
}

.featured-speaker-card:hover .featured-speaker-cta::after {
    transform: translateX(4px);
}

/* ===== RESPONSIVE UTILITIES ===== */
@media (max-width: 991px) {
    .d-lg-none {
        display: none;
    }
}

@media (min-width: 992px) {
    .d-md-none {
        display: none;
    }
}

/* ===== FOOTER ===== */
footer {
    background-color: var(--color-background-secondary);
    border-top: 1px solid var(--color-border);
    color: var(--color-text-primary);
    padding: var(--spacing-3xl) 0 var(--spacing-xl);
    margin-top: var(--spacing-3xl);
}

footer a {
    color: var(--color-text-secondary);
}

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

.footer-content {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-2xl);
    margin-bottom: var(--spacing-2xl);
}

.footer-section h4 {
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-md);
    font-family: var(--font-family-serif);
}

.footer-section ul {
    list-style: none;
    padding: 0;
}

.footer-section li {
    margin-bottom: var(--spacing-sm);
}

.footer-section li a {
    font-size: var(--font-size-sm);
}

.footer-divider {
    border-top: 1px solid var(--color-border);
    padding-top: var(--spacing-lg);
    margin-top: var(--spacing-lg);
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: var(--spacing-lg);
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
}

@media (max-width: 767px) {
    .footer-content {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-lg);
    }

    .footer-bottom {
        flex-direction: column;
        gap: var(--spacing-md);
        text-align: center;
    }
}

/* ===== ABOUT SECTION ===== */
.about-content {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-3xl);
}

.about-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-2xl);
}

.about-item {
    background-color: var(--color-background-secondary);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    transition: all var(--transition-base);
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.5), var(--shadow-sm);
    text-align: center;
}

.about-item:hover {
    border-color: #c5b698;
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.5), var(--shadow-hover);
    transform: translateY(-4px);
}

.about-icon {
    font-size: var(--font-size-3xl);
    margin-bottom: var(--spacing-lg);
    display: block;
}

.about-item h3 {
    font-size: var(--font-size-xl);
    font-family: var(--font-family-serif);
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    color: var(--color-text-primary);
}

.about-item p {
    font-size: var(--font-size-base);
    color: var(--color-text-secondary);
    line-height: var(--line-height-relaxed);
    margin: 0;
}

.about-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-2xl);
}

.stat-item {
    background-color: var(--color-background-secondary);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    text-align: center;
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.5), var(--shadow-sm);
}

.stat-number {
    font-size: var(--font-size-4xl);
    font-family: var(--font-family-serif);
    font-weight: 700;
    color: var(--color-accent);
    display: block;
    margin-bottom: var(--spacing-sm);
    line-height: 1;
}

.stat-label {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.02em;
}

.about-mission {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.about-mission h3 {
    font-size: var(--font-size-2xl);
    font-family: var(--font-family-serif);
    font-weight: 600;
    margin-bottom: var(--spacing-lg);
    color: var(--color-text-primary);
}

.about-mission p {
    font-size: var(--font-size-lg);
    color: var(--color-text-secondary);
    line-height: var(--line-height-relaxed);
    margin-bottom: var(--spacing-xl);
}

@media (max-width: 991px) {
    .about-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-lg);
    }

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

@media (max-width: 767px) {
    .about-content {
        gap: var(--spacing-2xl);
    }

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

    .about-stats {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-md);
    }

    .stat-item {
        padding: var(--spacing-lg);
    }

    .stat-number {
        font-size: var(--font-size-3xl);
    }
}

@media (max-width: 575px) {
    .about-stats {
        grid-template-columns: 1fr;
    }
}