/* ==========================================================================
   BREAST CANCER CONFERENCE 2026 - DESIGN SYSTEM & STYLESHEET
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. Design Tokens (Custom Properties)
   -------------------------------------------------------------------------- */
:root {
    /* Colors (HSL Tailored Color Palette) */
    --color-primary-hue: 333;
    --color-primary: hsl(var(--color-primary-hue), 75%, 48%);
    --color-primary-hover: hsl(var(--color-primary-hue), 85%, 62%);
    --color-primary-light: hsl(var(--color-primary-hue), 90%, 96%);
    --color-primary-ultra-light: hsl(var(--color-primary-hue), 80%, 98%);
    
    --color-accent: hsl(333, 90%, 55%);
    --color-accent-soft: hsla(333, 75%, 48%, 0.15);
    
    --color-neutral-dark: hsl(220, 25%, 15%);
    --color-neutral-muted: hsl(220, 15%, 45%);
    --color-neutral-light: hsl(220, 20%, 97%);
    --color-neutral-white: hsl(0, 0%, 100%);
    
    /* Silver metallic gradients and variables */
    --gradient-silver: linear-gradient(135deg, #f5f7fa 0%, #e4e8f0 50%, #c8d1e0 100%);
    --border-silver: 1px solid rgba(200, 209, 224, 0.4);
    
    /* Brand Gradients */
    --gradient-brand: linear-gradient(135deg, hsl(333, 80%, 52%) 0%, hsl(340, 85%, 45%) 100%);
    --gradient-hero: linear-gradient(to bottom, rgba(15, 23, 42, 0.15) 0%, rgba(15, 23, 42, 0.8) 100%);
    --gradient-card-hover: linear-gradient(180deg, rgba(255,255,255,0) 0%, rgba(255,255,255,0.9) 100%);
    
    /* Typography */
    --font-heading: 'Outfit', 'Montserrat', sans-serif;
    --font-body: 'Montserrat', sans-serif;
    
    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04);
    --shadow-md: 0 8px 30px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 16px 40px rgba(0, 0, 0, 0.12);
    --shadow-glow: 0 0 25px hsla(333, 75%, 48%, 0.35);
    --shadow-glass: 0 8px 32px 0 rgba(31, 38, 135, 0.05);
    
    /* Borders & Border Radii */
    --radius-sm: 8px;
    --radius-md: 16px;
    --radius-lg: 24px;
    --radius-xl: 32px;
    --radius-round: 50%;
    
    /* Transitions */
    --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

/* --------------------------------------------------------------------------
   2. Reset & Base Styles
   -------------------------------------------------------------------------- */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px; /* Offset for navigation height */
    font-size: 15px;
}

/* Responsive scale: as screen size increases, increase base font-size to scale all rem elements */
@media (min-width: 992px) {
    html {
        font-size: 15.5px; /* Reduced by 15% from 18px to prevent laptop screens from being crowded */
    }
}

@media (min-width: 1200px) {
    html {
        font-size: 17px; /* Reduced by 15% from 20px to prevent crowding */
    }
}

@media (min-width: 1600px) {
    html {
        font-size: 18.7px; /* Reduced by 15% from 22px to fit high-res screens */
    }
}

body {
    font-family: var(--font-body);
    font-size: 1rem;
    line-height: 1.65;
    color: var(--color-neutral-dark);
    background-color: var(--color-neutral-white);
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: var(--color-neutral-light);
}
::-webkit-scrollbar-thumb {
    background: hsl(var(--color-primary-hue), 35%, 80%);
    border-radius: var(--radius-sm);
}
::-webkit-scrollbar-thumb:hover {
    background: var(--color-primary);
}

/* Headings */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.25;
    color: var(--color-neutral-dark);
}

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

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

/* --------------------------------------------------------------------------
   3. Reusable Components & Layout Utilities
   -------------------------------------------------------------------------- */
.section-padding {
    padding-block: clamp(4rem, 8vw, 8rem);
}

.section-container {
    width: 94%;
    max-width: 93.75rem;
    margin-inline: auto;
}

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

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 0.95rem;
    padding: 0.8rem 1.8rem;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: var(--transition-normal);
    border: 2px solid transparent;
}

.btn-primary {
    background-color: var(--color-primary);
    color: var(--color-neutral-white);
    box-shadow: 0 4px 15px rgba(225, 30, 115, 0.2);
}

.btn-primary:hover {
    background-color: var(--color-primary-hover);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(225, 30, 115, 0.35);
}

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

.btn-outline:hover {
    background-color: var(--color-primary-light);
    transform: translateY(-2px);
}

.btn-lg {
    padding: 1rem 2.2rem;
    font-size: 1.05rem;
}

.btn-text {
    background: none;
    border: none;
    color: var(--color-primary);
    font-weight: 600;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    transition: var(--transition-fast);
}

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

.btn-text:hover i {
    transform: translateX(4px);
}

.btn-text i {
    transition: var(--transition-fast);
}

/* Glassmorphism Containers */
.glass-container {
    background: rgba(255, 255, 255, 0.75);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid rgba(255, 255, 255, 0.5);
    box-shadow: var(--shadow-glass);
    border-radius: var(--radius-lg);
}

/* Section Headers */
.section-header {
    text-align: center;
    margin-bottom: clamp(2.5rem, 5vw, 4rem);
}

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

.section-subtitle {
    display: block;
    color: var(--color-primary);
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 0.5rem;
}

.section-title {
    font-size: clamp(1.8rem, 4vw, 2.6rem);
    font-weight: 800;
    letter-spacing: -0.5px;
    position: relative;
    display: inline-block;
}

.divider-center {
    width: 60px;
    height: 4px;
    background: var(--gradient-brand);
    margin: 1rem auto 0;
    border-radius: var(--radius-sm);
}

.divider-pink {
    width: 45px;
    height: 3px;
    background: var(--color-primary);
    margin-block: 1rem;
    border-radius: var(--radius-sm);
}

/* Keyframe Animations */
@keyframes pulse {
    0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(225, 30, 115, 0.5); }
    70% { transform: scale(1); box-shadow: 0 0 0 10px rgba(225, 30, 115, 0); }
    100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(225, 30, 115, 0); }
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

@keyframes floatCentered {
    0%, 100% { transform: translate(-50%, -50%) translateY(0); }
    50% { transform: translate(-50%, -50%) translateY(-15px); }
}

@keyframes shine {
    100% { left: 125%; }
}

@keyframes popupIn {
    from { opacity: 0; transform: scale(0.9) translateY(20px); }
    to { opacity: 1; transform: scale(1) translateY(0); }
}

/* Shine effect on buttons / primary cards */
.shine-effect {
    position: relative;
    overflow: hidden;
}

.shine-effect::after {
    content: '';
    position: absolute;
    top: 0;
    left: -50%;
    width: 200%;
    height: 100%;
    background: linear-gradient(
        to right,
        rgba(255, 255, 255, 0) 0%,
        rgba(255, 255, 255, 0.3) 50%,
        rgba(255, 255, 255, 0) 100%
    );
    transform: skewX(-25deg);
    transition: 0.75s;
    opacity: 0;
}

.shine-effect:hover::after {
    opacity: 1;
    left: 125%;
}

/* --------------------------------------------------------------------------
   4. Header & Navigation
   -------------------------------------------------------------------------- */
.navbar {
    position: fixed;
    inset-block-start: 0;
    inset-inline: 0;
    height: 80px;
    z-index: 1000;
    transition: var(--transition-normal);
    display: flex;
    align-items: center;
    background: transparent;
}

.navbar.scrolled {
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    height: 70px;
    box-shadow: var(--shadow-sm);
    border-bottom: 1px solid rgba(225, 30, 115, 0.08);
}

.nav-container {
    width: 94%;
    max-width: 93.75rem;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: relative;
}

/* Logo Design */
.nav-logo {
    display: flex;
    align-items: center;
    color: var(--color-primary);
}

.nav-header-logo {
    max-height: 48px;
    width: auto;
    object-fit: contain;
    transition: var(--transition-normal);
}

.nav-logo:hover .nav-header-logo {
    transform: scale(1.05);
}

/* Menu items */
.nav-menu {
    display: flex;
    align-items: center;
    flex: 1;
    margin-inline-start: 4rem;
}

.nav-links-list {
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    align-items: center;
    gap: 2rem;
}

.nav-btn-link {
    margin-inline-start: auto;
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--transition-normal), visibility var(--transition-normal);
}

.navbar.scrolled .nav-btn-link {
    opacity: 1;
    visibility: visible;
}

.nav-link {
    font-family: var(--font-heading);
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--color-neutral-dark);
    position: relative;
    padding: 0.25rem 0;
}

.nav-link::after {
    content: '';
    position: absolute;
    inset-inline: 0;
    inset-block-end: 0;
    height: 2px;
    background-color: var(--color-primary);
    transform: scaleX(0);
    transform-origin: right;
    transition: transform var(--transition-fast);
}

.nav-link:hover, .nav-link.active {
    color: var(--color-primary);
}

.nav-link:hover::after, .nav-link.active::after {
    transform: scaleX(1);
    transform-origin: left;
}

.nav-btn-link .btn {
    padding: 0.6rem 1.4rem;
    font-size: 0.85rem;
}

/* Navigation Burger Menu */
.nav-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    flex-direction: column;
    gap: 5px;
    z-index: 1001;
}

.hamburger-line {
    width: 25px;
    height: 3px;
    background-color: var(--color-neutral-dark);
    border-radius: 2px;
    transition: var(--transition-normal);
}

/* --------------------------------------------------------------------------
   5. Hero Section
   -------------------------------------------------------------------------- */
.hero-section {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding-top: 80px;
    background-color: #f7e6ec; /* Fallback matching the cover background */
}

.hero-image-wrapper {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
}

.hero-banner-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
}

.hero-container {
    position: relative;
    z-index: 10;
    width: 94%;
    max-width: 93.75rem;
    display: flex;
    flex-direction: column;
    align-items: stretch;
    justify-content: center;
    min-height: calc(100vh - 120px);
    margin: 40px auto 0;
    padding-bottom: 2rem;
}

/* Logos Wrapper */
.hero-logo-wrapper {
    width: 100%;
    display: flex;
    justify-content: flex-start;
    margin-bottom: 0.5rem;
}

.hero-top-logo {
    max-width: 300px;
    height: auto;
}

/* Three-column hero layout */
.hero-three-cols {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    align-items: stretch;
    gap: 2.5rem;
    width: 100%;
    margin-top: auto;
    margin-bottom: auto;
}

.hero-col-left {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    justify-self: start;
    justify-content: space-between;
    width: 100%;
    max-width: 28.5rem;
    height: 100%;
    min-height: 32.5rem;
}

.hero-col-center {
    display: flex;
    justify-content: center;
    align-items: center;
    justify-self: center;
    width: 100%;
    height: 100%;
}

.hero-col-right {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: flex-end;
    justify-self: end;
    gap: 2.5rem;
    width: 100%;
    max-width: 26.25rem;
    height: 100%;
    min-height: 32.5rem;
}

.hero-col-right .hero-action-buttons {
    display: flex;
    flex-direction: row;
    gap: 1rem;
    width: 100%;
    max-width: 26.25rem;
    justify-content: center;
}

.hero-col-right .hero-action-buttons .btn {
    flex: 1;
    text-align: center;
    white-space: nowrap;
}

.patronage-text-block {
    display: flex;
    flex-direction: column;
}

.moh-logo-container {
    margin-bottom: 1rem;
    display: flex;
    justify-content: flex-start;
    width: 100%;
}

.moh-logo-img {
    height: 3.5rem;
    width: auto;
}

.patronage-title-prefix {
    font-size: 0.85rem;
    font-weight: 400;
    color: var(--color-neutral-dark);
    letter-spacing: 0.5px;
}

.patronage-minister {
    font-size: 1.0rem;
    font-weight: 700;
    color: var(--color-primary);
    margin-top: 0.25rem;
    text-transform: capitalize;
}

.patronage-doctor {
    font-size: 1.12rem;
    font-weight: 800;
    color: hsl(343, 65%, 35%);
    margin-top: 0.15rem;
    letter-spacing: -0.5px;
}

.patronage-department {
    font-size: 0.82rem;
    font-weight: 500;
    color: var(--color-neutral-dark);
    margin-top: 0.8rem;
    line-height: 1.4;
    opacity: 0.85;
    white-space: nowrap;
}

/* Breast Cancer Title Typography */
.breast-cancer-logo-block {
    display: flex;
    flex-direction: column;
    margin-top: 0.5rem;
}

.bc-title {
    font-family: var(--font-heading);
    font-size: clamp(2.8rem, 6vw, 4.8rem);
    font-weight: 300;
    color: hsl(343, 65%, 30%);
    letter-spacing: 6px;
    text-transform: uppercase;
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    line-height: 1;
}

.bc-ribbon-char {
    display: inline-flex;
    align-items: center;
    margin-inline: -1px;
    position: relative;
    top: -2px;
}

.title-ribbon-svg {
    fill: var(--color-primary);
    filter: drop-shadow(0 2px 6px rgba(225, 30, 115, 0.25));
}

.bc-space {
    width: 0.8rem;
}

.bc-subtitle-container {
    display: flex;
    align-items: center;
    gap: 1rem;
    max-width: 100%;
    margin-top: 0.5rem;
}

.bc-subtitle-line {
    flex: 1;
    height: 1px;
    background-color: hsl(343, 65%, 30%);
    opacity: 0.35;
}

.bc-subtitle {
    font-family: var(--font-body);
    font-weight: 600;
    font-size: clamp(0.75rem, 1.6vw, 1.2rem);
    color: hsl(343, 65%, 30%);
    letter-spacing: 7px;
    text-transform: uppercase;
    white-space: nowrap;
}

/* Graphic Column styles */
.hero-traffic-img {
    position: relative;
    max-height: 50rem;
    width: 100%;
    max-width: 32.81rem;
    object-fit: contain;
    filter: drop-shadow(0 20px 50px rgba(0,0,0,0.18));
    animation: float 6s ease-in-out infinite;
    pointer-events: none;
    display: block;
    margin: 0 auto;
}

/* CME Accredited Floating Badge */
.hero-badge-cme {
    position: relative;
    background: rgba(225, 30, 115, 0.95);
    color: var(--color-neutral-white);
    width: 5.625rem;
    height: 5.625rem;
    border-radius: var(--radius-round);
    font-family: var(--font-heading);
    font-weight: 800;
    font-size: 0.82rem;
    line-height: 1.25;
    letter-spacing: 0.5px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    box-shadow: 0 6px 20px rgba(225, 30, 115, 0.4);
    animation: float 4s ease-in-out infinite;
}

/* Spacing and components */

/* Save the Date Card */
.save-the-date-card {
    position: relative;
    background: var(--color-neutral-white);
    border-radius: var(--radius-md);
    padding: 1.0rem 1.0rem 0.8rem 1.0rem;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.06);
    border: var(--border-silver);
    width: 100%;
    max-width: 360px;
    margin-top: 0.25rem;
}

.save-the-date-card .badge-pill {
    position: absolute;
    top: -11px;
    left: 16px;
    background: hsl(343, 65%, 35%);
    color: var(--color-neutral-white);
    padding: 0.25rem 1.1rem;
    border-radius: 50px;
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 0.65rem;
    letter-spacing: 0.5px;
    box-shadow: 0 4px 10px rgba(135, 20, 65, 0.2);
}

.save-the-date-card .card-columns {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
}

.save-the-date-card .card-col {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    flex: 1;
}

.save-the-date-card .col-number {
    font-family: var(--font-heading);
    font-size: 1.65rem;
    font-weight: 800;
    color: hsl(343, 65%, 35%);
    line-height: 1.1;
}

.save-the-date-card .col-number sup {
    font-size: 0.75rem;
    font-weight: 700;
    position: relative;
    top: -0.45em;
    vertical-align: baseline;
    margin-left: 1px;
}

.save-the-date-card .col-label {
    font-size: 0.5rem;
    font-weight: 700;
    letter-spacing: 0.5px;
    color: hsl(343, 65%, 35%);
    margin-top: 0.3rem;
    text-transform: uppercase;
}

.save-the-date-card .col-number.highlight {
    font-size: 1.65rem;
    letter-spacing: 1px;
}

.save-the-date-card .col-label.highlight {
    font-weight: 800;
    font-size: 0.45rem;
}

.save-the-date-card .card-col-divider {
    width: 2px;
    height: 28px;
    background: hsl(343, 65%, 35%);
    opacity: 0.25;
}

.countdown-wrapper {
    background: none;
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
    border: none;
    padding: 0;
    box-shadow: none;
    width: 100%;
    max-width: 360px;
}

.countdown-heading {
    color: var(--color-neutral-dark);
    font-size: 0.56rem;
    letter-spacing: 2px;
    text-transform: uppercase;
    margin-bottom: 0.75rem;
    font-weight: 700;
    opacity: 0.85;
}

.countdown-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 0.9rem;
}

.countdown-item {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.countdown-value {
    color: hsl(343, 65%, 35%);
    font-family: var(--font-heading);
    font-size: clamp(1.65rem, 3.75vw, 2.4rem);
    font-weight: 800;
    line-height: 1;
}

.countdown-label {
    color: var(--color-neutral-muted);
    font-size: 0.64rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-top: 0.25rem;
    font-weight: 600;
}

.hero-action-buttons {
    display: flex;
    gap: 1.5rem;
}

.hero-action-buttons .btn-outline {
    border-color: var(--color-primary);
    color: var(--color-primary);
}

.hero-action-buttons .btn-outline:hover {
    background-color: var(--color-primary-light);
}

/* --------------------------------------------------------------------------
   6. Patronage & Welcome Message Section
   -------------------------------------------------------------------------- */
.welcome-grid {
    display: grid;
    grid-template-columns: 1.1fr 1.9fr;
    gap: clamp(3rem, 6vw, 5rem);
    align-items: center;
}

/* Patronage invitation card with modern lighting effect */
.patronage-card {
    position: relative;
    background: var(--gradient-silver);
    border: var(--border-silver);
    padding: 3rem 2.5rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    overflow: hidden;
}

.chairperson-card {
    position: relative;
    background: var(--gradient-silver);
    border: var(--border-silver);
    padding: 0;
    border-radius: 50%;
    box-shadow: var(--shadow-md);
    overflow: hidden;
    display: flex;
    justify-content: center;
    align-items: center;
    width: 100%;
    max-width: 380px;
    margin: 0 auto;
    aspect-ratio: 1 / 1;
}

.chairperson-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-medium);
}

.chairperson-card:hover .chairperson-img {
    transform: scale(1.03);
}

.card-border-glow {
    position: absolute;
    inset: 0;
    border-radius: inherit;
    padding: 2px;
    background: linear-gradient(135deg, var(--color-primary) 0%, transparent 100%);
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    pointer-events: none;
}

/* Chairperson Wrapper & Caption */
.chairperson-wrapper {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1.5rem;
    text-align: center;
}

.chairperson-caption {
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
}

.chairperson-name {
    font-family: var(--font-heading);
    font-size: 1.35rem;
    font-weight: 800;
    color: var(--color-neutral-dark);
}

.chairperson-title {
    font-size: 0.95rem;
    color: var(--color-neutral-muted);
    font-weight: 600;
}

.patronage-badge {
    display: inline-block;
    background: var(--color-accent-soft);
    color: var(--color-primary);
    font-size: 0.72rem;
    text-transform: uppercase;
    font-weight: 700;
    letter-spacing: 1.5px;
    padding: 0.4rem 1rem;
    border-radius: 50px;
    margin-bottom: 1.5rem;
}

.patronage-title {
    font-size: 1rem;
    font-weight: 600;
    color: var(--color-neutral-muted);
    text-transform: uppercase;
    letter-spacing: 1.5px;
}

.patronage-name {
    font-size: 1.6rem;
    font-weight: 800;
    color: var(--color-primary);
    margin-top: 0.25rem;
}

.patronage-role {
    font-size: 0.9rem;
    color: var(--color-neutral-dark);
    font-weight: 600;
    margin-top: 0.2rem;
}

.patronage-body {
    font-size: 0.95rem;
    color: var(--color-neutral-muted);
}

.invitation-highlight {
    background: var(--color-neutral-white);
    color: var(--color-neutral-dark);
    font-family: var(--font-heading);
    font-weight: 800;
    font-size: 1.05rem;
    padding: 1rem 1.25rem;
    border-radius: var(--radius-md);
    margin-block: 1.5rem;
    border-inline-start: 4px solid var(--color-primary);
    box-shadow: var(--shadow-sm);
    letter-spacing: 0.5px;
}

.patronage-theme {
    font-size: 0.9rem;
    line-height: 1.5;
}

/* Welcome message letters */
.letter-content p {
    margin-bottom: 1.25rem;
    color: var(--color-neutral-muted);
    text-align: justify;
}

.letter-content p strong {
    color: var(--color-neutral-dark);
}

.chair-signatures {
    display: flex;
    gap: 3rem;
    margin-top: 2.5rem;
}

.signature-block {
    display: flex;
    flex-direction: column;
}

.sig-name {
    font-family: var(--font-heading);
    font-weight: 700;
    color: var(--color-neutral-dark);
    font-size: 1rem;
}

.sig-title {
    font-size: 0.8rem;
    color: var(--color-neutral-muted);
    margin-top: 0.25rem;
}

/* --------------------------------------------------------------------------
   7. Highlights Counter (Stats)
   -------------------------------------------------------------------------- */
.highlights-section {
    background: var(--gradient-brand);
    color: var(--color-neutral-white);
    padding-block: 5rem;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
}

.stat-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 1.5rem;
    border-radius: var(--radius-lg);
    background: rgba(255, 255, 255, 0.08);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: var(--transition-normal);
}

.stat-card:hover {
    transform: translateY(-8px);
    background: rgba(255, 255, 255, 0.15);
}

.stat-icon {
    font-size: 2rem;
    color: rgba(255, 255, 255, 0.85);
    margin-bottom: 0.75rem;
}

.stat-number {
    font-family: var(--font-heading);
    font-size: clamp(2.5rem, 5vw, 3.8rem);
    font-weight: 800;
    line-height: 1;
}

.stat-label {
    font-size: 0.85rem;
    font-weight: 600;
    color: rgba(255, 255, 255, 0.9);
    margin-top: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* --------------------------------------------------------------------------
   8. Committees
   -------------------------------------------------------------------------- */
.tab-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 3rem;
}

.tab-buttons {
    display: flex;
    background: var(--color-neutral-white);
    padding: 0.4rem;
    border-radius: 50px;
    box-shadow: var(--shadow-sm);
    border: var(--border-silver);
}

.tab-btn {
    border: none;
    background: none;
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 0.95rem;
    padding: 0.8rem 2.2rem;
    border-radius: 50px;
    cursor: pointer;
    color: var(--color-neutral-muted);
    transition: var(--transition-normal);
}

.tab-btn.active {
    background-color: var(--color-primary);
    color: var(--color-neutral-white);
    box-shadow: 0 4px 12px rgba(225, 30, 115, 0.2);
}

.tab-content {
    width: 100%;
}

.tab-panel {
    display: none;
}

.tab-panel.active {
    display: block;
    animation: popupIn var(--transition-slow);
}

.committee-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 2rem;
    justify-content: center;
}

.committee-card-container {
    width: 320px;
    height: 280px;
    max-width: 100%;
}

.committee-card-inner {
    position: relative;
    width: 100%;
    height: 100%;
    text-align: center;
}

.committee-card-front, .committee-card-back {
    position: absolute;
    width: 100%;
    height: 100%;
    border-radius: var(--radius-lg);
    padding: 2rem;
    box-shadow: var(--shadow-sm);
    border: var(--border-silver);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    top: 0;
    left: 0;
    transition: all 0.35s cubic-bezier(0.25, 0.8, 0.25, 1);
}

.committee-card-front {
    background: var(--color-neutral-white);
    color: var(--color-neutral-dark);
}

.committee-card-back {
    display: none !important;
}

.committee-card-container:hover .committee-card-front {
    background: var(--color-primary);
    color: var(--color-neutral-white);
    border-color: var(--color-primary);
    transform: translateY(-8px);
    box-shadow: 0 15px 35px rgba(225, 30, 115, 0.25);
}

.committee-card-container:hover .committee-card-front .committee-name {
    color: var(--color-neutral-white) !important;
}

.committee-card-container:hover .committee-card-front .committee-avatar-gradient {
    background: rgba(255, 255, 255, 0.2) !important;
    color: var(--color-neutral-white) !important;
    border: 2px solid rgba(255, 255, 255, 0.4);
}

.committee-avatar-gradient {
    width: 150px;
    height: 150px;
    margin: 0 auto 1.5rem;
    border-radius: var(--radius-round);
    background: linear-gradient(135deg, hsl(333, 75%, 93%) 0%, hsl(333, 70%, 82%) 100%);
    color: var(--color-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-heading);
    font-size: 2.4rem;
    font-weight: 800;
    letter-spacing: 0.5px;
    box-shadow: inset 0 2px 4px rgba(0,0,0,0.03);
}

.committee-name {
    font-size: 1.15rem;
    font-weight: 700;
    margin-bottom: 0.25rem;
}

.committee-role {
    font-size: 0.8rem;
    font-weight: 700;
    text-transform: uppercase;
    color: var(--color-primary);
    letter-spacing: 1px;
    margin-bottom: 0.75rem;
}

.committee-desc {
    font-size: 0.88rem;
    color: var(--color-neutral-muted);
}

/* --------------------------------------------------------------------------
   9. Speakers Section
   -------------------------------------------------------------------------- */
.speakers-grid {
    display: grid;
    grid-template-columns: repeat(4, 13.75rem);
    gap: 2rem;
    justify-content: center;
    width: 100%;
}

.speaker-card {
    background: var(--color-neutral-white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    border: var(--border-silver);
    transition: var(--transition-normal);
    cursor: pointer;
    width: 100%;
    max-width: 13.75rem; /* Maintain the compact portrait photo width */
    margin: 0 auto; /* Center card inside its grid track */
}

.speaker-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    border-color: rgba(225, 30, 115, 0.2);
}

.speaker-img-container {
    height: 180px;
    background: var(--gradient-silver);
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: flex-end;
    justify-content: center;
    padding: 1rem 1rem 0 1rem;
}

.speaker-placeholder-gradient {
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, hsl(333, 30%, 96%) 0%, hsl(333, 20%, 88%) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    color: rgba(225, 30, 115, 0.25);
    font-size: 3.5rem;
    transition: var(--transition-slow);
}

.speaker-card:hover .speaker-placeholder-gradient {
    transform: scale(1.05);
    color: rgba(225, 30, 115, 0.35);
}

.speaker-flag {
    position: absolute;
    inset-block-start: 1rem;
    inset-inline-end: 1rem;
    width: 32px;
    height: 32px;
    border-radius: var(--radius-round);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    border: 2px solid var(--color-neutral-white);
    display: flex;
    align-items: center;
    justify-content: center;
}

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

.speaker-info {
    padding: 1.5rem;
}

.speaker-name {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 0.25rem;
}

.speaker-title {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--color-primary);
    margin-bottom: 0.2rem;
}

.speaker-institution {
    font-size: 0.8rem;
    color: var(--color-neutral-muted);
    margin-bottom: 1.25rem;
}

/* --------------------------------------------------------------------------
   10. Agenda / Timeline
   -------------------------------------------------------------------------- */
.agenda-tab-container {
    display: flex;
    flex-direction: column;
    gap: 3.5rem;
}

.agenda-tab-buttons {
    display: flex;
    justify-content: stretch;
    background: var(--color-neutral-white);
    padding: 0.5rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    border: var(--border-silver);
    max-width: 750px;
    margin: 0 auto;
    width: 100%;
}

.agenda-tab-btn {
    flex: 1;
    border: none;
    background: none;
    cursor: pointer;
    padding: 1rem 1.5rem;
    border-radius: var(--radius-md);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.2rem;
    transition: var(--transition-normal);
}

.agenda-tab-btn .day-number {
    font-family: var(--font-heading);
    font-weight: 800;
    font-size: 1.15rem;
    color: var(--color-neutral-dark);
    line-height: 1;
}

.agenda-tab-btn .day-date {
    font-size: 0.72rem;
    font-weight: 700;
    text-transform: uppercase;
    color: var(--color-neutral-muted);
    letter-spacing: 0.5px;
}

.agenda-tab-btn.active {
    background-color: var(--color-primary-light);
    box-shadow: inset 0 0 0 1px rgba(225, 30, 115, 0.15);
}

.agenda-tab-btn.active .day-number {
    color: var(--color-primary);
}

.agenda-tab-btn.active .day-date {
    color: var(--color-primary-hover);
}

.agenda-panel {
    display: none;
    max-width: 850px;
    margin: 0 auto;
    width: 100%;
}

.agenda-panel.active {
    display: block;
    animation: popupIn var(--transition-slow);
}

/* Timeline Layout */
.timeline {
    position: relative;
    padding-left: 50px;
}

.timeline::before {
    content: '';
    position: absolute;
    inset-inline-start: 22px;
    inset-block-start: 10px;
    inset-block-end: 10px;
    width: 2px;
    background-color: hsl(var(--color-primary-hue), 25%, 88%);
}

.timeline-item {
    position: relative;
    margin-bottom: 2.5rem;
}

.timeline-item:last-child {
    margin-bottom: 0;
}

.timeline-time {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 0.85rem;
    color: var(--color-primary);
    margin-bottom: 0.25rem;
    letter-spacing: 1px;
}

.timeline-badge {
    position: absolute;
    inset-inline-start: -48px;
    inset-block-start: -2px;
    width: 44px;
    height: 44px;
    background-color: var(--color-neutral-white);
    border-radius: var(--radius-round);
    border: 2px solid hsl(var(--color-primary-hue), 25%, 88%);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-primary);
    font-size: 0.95rem;
    box-shadow: var(--shadow-sm);
    z-index: 2;
    transition: var(--transition-normal);
}

.timeline-item:hover .timeline-badge {
    border-color: var(--color-primary);
    color: var(--color-neutral-white);
    background-color: var(--color-primary);
    box-shadow: 0 0 10px rgba(225, 30, 115, 0.25);
}

.timeline-content {
    background: var(--color-neutral-white);
    padding: 1.5rem 2rem;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    border: var(--border-silver);
}

.timeline-content h3 {
    font-size: 1.15rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.timeline-content p {
    font-size: 0.9rem;
    color: var(--color-neutral-muted);
    line-height: 1.5;
}

/* Timeline Header divider block */
.timeline-header-item {
    position: relative;
    margin: 2.5rem 0 1.5rem 0;
    padding: 1rem 1.5rem;
    background: linear-gradient(135deg, hsl(var(--color-primary-hue), 25%, 96%) 0%, hsl(var(--color-primary-hue), 15%, 93%) 100%);
    border-inline-start: 4px solid var(--color-primary);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    border: var(--border-silver);
}

.timeline-header-item h3 {
    font-family: var(--font-heading);
    font-size: 1.1rem;
    font-weight: 800;
    color: var(--color-primary);
    margin: 0 0 0.25rem 0;
    line-height: 1.3;
}

.timeline-header-item p {
    font-size: 0.85rem;
    color: var(--color-neutral-muted);
    margin: 0;
    line-height: 1.4;
}

.timeline-meta {
    font-size: 0.8rem !important;
    font-weight: 600;
    margin-top: 0.75rem;
    color: var(--color-neutral-dark) !important;
    border-top: 1px solid var(--color-neutral-light);
    padding-top: 0.5rem;
}

/* --------------------------------------------------------------------------
   11. Sponsors
   -------------------------------------------------------------------------- */
.sponsors-category {
    margin-bottom: 3.5rem;
    text-align: center;
}

.sponsors-category:last-child {
    margin-bottom: 0;
}

.category-title {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--color-neutral-muted);
    margin-bottom: 1.5rem;
    font-weight: 700;
}

.sponsors-row.platinum {
    display: flex;
    justify-content: center;
}

.sponsors-grid-logos {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    max-width: 800px;
    margin: 0 auto;
}

.sponsor-logo-box {
    background: var(--color-neutral-light);
    border: var(--border-silver);
    padding: 2rem;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100px;
    transition: var(--transition-normal);
}

.sponsor-logo-box:hover {
    background: var(--color-neutral-white);
    transform: scale(1.03);
    box-shadow: var(--shadow-md);
    border-color: rgba(225, 30, 115, 0.15);
}

.logo-placeholder {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1.1rem;
    color: var(--color-neutral-muted);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.sponsor-logo-box:hover .logo-placeholder {
    color: var(--color-primary);
}

/* --------------------------------------------------------------------------
   12. Venue
   -------------------------------------------------------------------------- */
/* Location Cards Layout */
.location-cards-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: clamp(2rem, 4vw, 3.5rem);
    margin-top: 3rem;
    margin-bottom: 5.5rem; /* Room for bottom overflow */
}

.location-card {
    position: relative;
    border-radius: var(--radius-lg);
    aspect-ratio: 3 / 2;
    box-shadow: var(--shadow-md);
    border: 1px solid rgba(255, 255, 255, 0.4);
    display: flex;
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

.location-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.location-card-image-wrapper {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
    border-radius: var(--radius-lg);
    overflow: hidden; /* Clips the image scale on hover */
}

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

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

.location-card-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(0, 0, 0, 0) 40%, rgba(0, 0, 0, 0.6) 100%);
    z-index: 2;
}

.location-card-content {
    position: relative;
    z-index: 3;
    width: 100%;
    height: 100%;
}

/* Floating card wrapper centered vertically on the bottom edge */
.venue-floating-card-wrapper {
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translate(-50%, 50%); /* Centered horizontally, 50% shifted down */
    z-index: 10;
    width: 90%;
    max-width: 380px;
    display: flex;
    justify-content: center;
}

/* Right Card: Venue Glass Info Box */
.venue-floating-card {
    background: rgba(255, 255, 255, 0.75);
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    border: 1px solid rgba(255, 255, 255, 0.4);
    border-radius: var(--radius-md);
    padding: 1.5rem 2rem;
    width: 100%;
    text-align: center;
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.15);
    display: flex;
    flex-direction: column;
    gap: 0.6rem;
    animation: float 5s ease-in-out infinite;
}

.venue-card-title {
    font-family: var(--font-heading);
    font-size: 1.35rem;
    font-weight: 800;
    color: var(--color-neutral-dark);
}

.venue-card-address {
    font-size: 0.9rem;
    color: var(--color-neutral-muted);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.venue-card-link {
    font-size: 0.85rem;
    color: var(--color-primary);
    font-weight: 700;
    margin-top: 0.4rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.4rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    transition: color var(--transition-normal);
}

.venue-card-link:hover {
    color: hsl(343, 65%, 25%);
}

.badge-accent {
    background-color: var(--color-neutral-white);
    color: var(--color-neutral-dark);
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 0.72rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    padding: 0.4rem 1.2rem;
    border-radius: 50px;
    box-shadow: var(--shadow-sm);
    z-index: 2;
}

/* --------------------------------------------------------------------------
   13. Registration Form
   -------------------------------------------------------------------------- */
.registration-box {
    background: var(--color-neutral-white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    border: var(--border-silver);
    padding: clamp(2.5rem, 5vw, 4rem);
    max-width: 900px;
    margin: 0 auto;
}

.registration-form {
    margin-top: 3rem;
}

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

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

/* Full width inputs on mobile, specific grid spanning */
.form-group:nth-child(1), .form-group:nth-child(2) {
    grid-column: span 1;
}

.form-group label {
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 0.88rem;
    color: var(--color-neutral-dark);
}

.input-icon-wrapper {
    position: relative;
    display: flex;
    align-items: center;
}

.input-icon {
    position: absolute;
    inset-inline-start: 1rem;
    color: var(--color-neutral-muted);
    font-size: 0.95rem;
    pointer-events: none;
}

.input-icon-wrapper input,
.input-icon-wrapper select {
    width: 100%;
    padding: 0.9rem 1rem 0.9rem 2.8rem;
    border-radius: var(--radius-md);
    border: 1px solid hsl(220, 15%, 85%);
    font-family: var(--font-body);
    font-size: 0.92rem;
    color: var(--color-neutral-dark);
    background-color: var(--color-neutral-white);
    transition: var(--transition-fast);
}

.input-icon-wrapper input:focus,
.input-icon-wrapper select:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 4px var(--color-primary-light);
}

/* Select element resetting style overrides */
.input-icon-wrapper select {
    appearance: none;
    background-image: url("data:image/svg+xml;charset=UTF-8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='hsl(220, 15%, 45%)' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 1rem center;
    background-size: 1rem;
    padding-right: 2.5rem;
}

/* Validations / Errors CSS states */
.error-msg {
    display: none;
    font-size: 0.78rem;
    color: hsl(0, 75%, 50%);
    font-weight: 500;
}

.form-group.invalid .error-msg {
    display: block;
}

.form-group.invalid input,
.form-group.invalid select {
    border-color: hsl(0, 75%, 50%);
    background-color: hsl(0, 100%, 99%);
}

.form-consent {
    margin-top: 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

/* Consent Checkbox Custom Style */
.checkbox-container {
    display: flex;
    align-items: flex-start;
    position: relative;
    padding-left: 2rem;
    cursor: pointer;
    font-size: 0.88rem;
    color: var(--color-neutral-muted);
    user-select: none;
    line-height: 1.4;
}

.checkbox-container input {
    position: absolute;
    opacity: 0;
    cursor: pointer;
    height: 0;
    width: 0;
}

.checkmark {
    position: absolute;
    top: 2px;
    left: 0;
    height: 18px;
    width: 18px;
    background-color: var(--color-neutral-white);
    border: 1px solid hsl(220, 15%, 80%);
    border-radius: 4px;
    transition: var(--transition-fast);
}

.checkbox-container:hover input ~ .checkmark {
    border-color: var(--color-primary);
}

.checkbox-container input:checked ~ .checkmark {
    background-color: var(--color-primary);
    border-color: var(--color-primary);
}

.checkmark::after {
    content: "";
    position: absolute;
    display: none;
}

.checkbox-container input:checked ~ .checkmark::after {
    display: block;
}

.checkbox-container .checkmark::after {
    left: 6px;
    top: 2px;
    width: 5px;
    height: 10px;
    border: solid white;
    border-width: 0 2px 2px 0;
    transform: rotate(45deg);
}

.btn-submit {
    min-width: 250px;
}

/* --------------------------------------------------------------------------
   14. Modals (Speaker Bio & Success)
   -------------------------------------------------------------------------- */
.modal {
    position: fixed;
    inset: 0;
    z-index: 2000;
    background-color: rgba(15, 23, 42, 0.4);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    display: none;
    align-items: center;
    justify-content: center;
    padding: 1.5rem;
}

.modal.active {
    display: flex;
}

.modal-content {
    width: 100%;
    max-width: 600px;
    padding: 3rem;
    position: relative;
    border-radius: var(--radius-lg);
}

.animate-popup {
    animation: popupIn 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.close-modal-btn {
    position: absolute;
    inset-block-start: 1.5rem;
    inset-inline-end: 1.5rem;
    background: none;
    border: none;
    font-size: 1.25rem;
    cursor: pointer;
    color: var(--color-neutral-muted);
    transition: var(--transition-fast);
    width: 32px;
    height: 32px;
    border-radius: var(--radius-round);
    display: flex;
    align-items: center;
    justify-content: center;
}

.close-modal-btn:hover {
    color: var(--color-primary);
    background-color: var(--color-primary-light);
}

.modal-speaker-header {
    display: flex;
    gap: 1.5rem;
    align-items: center;
    border-bottom: 1px solid rgba(225, 30, 115, 0.08);
    padding-bottom: 1.5rem;
    margin-bottom: 1.5rem;
}

.modal-speaker-avatar {
    width: 80px;
    height: 80px;
    border-radius: var(--radius-round);
    overflow: hidden;
    flex-shrink: 0;
}

.modal-speaker-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.modal-avatar-gradient {
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, hsl(333, 75%, 93%) 0%, hsl(333, 70%, 82%) 100%);
    color: var(--color-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-heading);
    font-size: 1.6rem;
    font-weight: 800;
}

.modal-speaker-name {
    font-size: 1.4rem;
    font-weight: 800;
}

.modal-speaker-title {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--color-primary);
    margin-top: 0.15rem;
}

.modal-speaker-institution {
    font-size: 0.82rem;
    color: var(--color-neutral-muted);
}

.modal-speaker-bio {
    font-size: 0.95rem;
    color: var(--color-neutral-muted);
    line-height: 1.6;
    max-height: 350px;
    overflow-y: auto;
    padding-right: 0.5rem;
}

/* Success Modal Details */
.success-icon {
    font-size: 4rem;
    color: hsl(142, 70%, 45%);
    margin-bottom: 1rem;
}

.success-title {
    font-size: 1.6rem;
    font-weight: 800;
    margin-bottom: 0.5rem;
}

.success-text {
    font-size: 0.98rem;
    color: var(--color-neutral-muted);
    margin-bottom: 1.5rem;
}

.reg-id-box {
    background: var(--color-primary-light);
    border: 1px dashed var(--color-primary);
    padding: 1rem;
    border-radius: var(--radius-md);
    display: inline-flex;
    flex-direction: column;
    gap: 0.25rem;
    margin-bottom: 1.5rem;
    min-width: 200px;
}

.reg-id-label {
    font-size: 0.72rem;
    text-transform: uppercase;
    font-weight: 700;
    color: var(--color-primary);
    letter-spacing: 1px;
}

.reg-id-val {
    font-family: var(--font-heading);
    font-weight: 800;
    font-size: 1.25rem;
    color: var(--color-neutral-dark);
}

.success-subtext {
    font-size: 0.85rem;
    color: var(--color-neutral-muted);
    line-height: 1.5;
}

/* --------------------------------------------------------------------------
   15. Scroll to Top button & Navigation Fixes
   -------------------------------------------------------------------------- */
.scroll-to-top {
    position: fixed;
    inset-block-end: 2rem;
    inset-inline-end: 2rem;
    width: 48px;
    height: 48px;
    background-color: var(--color-primary);
    color: var(--color-neutral-white);
    border: none;
    border-radius: var(--radius-round);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    cursor: pointer;
    box-shadow: var(--shadow-md);
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: var(--transition-normal);
    z-index: 999;
}

.scroll-to-top.active {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.scroll-to-top:hover {
    background-color: var(--color-primary-hover);
    transform: scale(1.05);
}

/* --------------------------------------------------------------------------
   16. Footer
   -------------------------------------------------------------------------- */
.footer {
    background-color: var(--color-neutral-dark);
    color: var(--color-neutral-white);
    padding-block: 3.5rem;
    text-align: center;
    border-top: 4px solid var(--color-primary);
}

.footer-container {
    width: 94%;
    max-width: 93.75rem;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1.5rem;
}

.footer-inquiries {
    font-size: clamp(0.9rem, 2vw, 1.05rem);
    font-weight: 500;
    color: rgba(255, 255, 255, 0.9);
    max-width: 700px;
    line-height: 1.5;
}

.footer-email {
    color: hsl(var(--color-primary-hue), 85%, 72%);
    font-weight: 700;
    border-bottom: 2px dashed hsla(var(--color-primary-hue), 85%, 72%, 0.4);
    transition: var(--transition-fast);
}

.footer-email:hover {
    color: hsl(var(--color-primary-hue), 95%, 82%);
    border-color: hsl(var(--color-primary-hue), 95%, 82%);
}

.footer-divider {
    width: 80%;
    height: 1px;
    background-color: rgba(255, 255, 255, 0.15);
}

.footer-copyright {
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.6);
    letter-spacing: 0.5px;
}

.footer-link {
    color: rgba(255, 255, 255, 0.85);
    font-weight: 600;
}

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

/* --------------------------------------------------------------------------
   17. Responsive Design Media Queries
   -------------------------------------------------------------------------- */

/* Tablet & Mobile Layout Shifts */
@media (max-width: 991.98px) {
    .nav-toggle {
        display: flex;
    }
    
    .nav-menu {
        position: fixed;
        inset-block-start: 80px;
        inset-inline: 0;
        height: calc(100vh - 80px);
        background: rgba(255, 255, 255, 0.98);
        backdrop-filter: blur(20px);
        -webkit-backdrop-filter: blur(20px);
        flex-direction: column;
        padding: 3rem 2rem;
        gap: 2.25rem;
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: transform 0.4s cubic-bezier(0.1, 1, 0.1, 1), opacity 0.3s ease;
        box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
        align-items: center;
    }
    
    .navbar.scrolled .nav-menu {
        inset-block-start: 70px;
        height: calc(100vh - 70px);
    }
    
    .nav-menu.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }
    
    .nav-links-list {
        position: static;
        transform: none;
        display: flex;
        flex-direction: column;
        gap: 2.25rem;
        width: 100%;
        align-items: center;
    }
    
    .nav-link {
        font-size: 1.1rem;
        width: 100%;
        text-align: center;
    }
    
    .nav-btn-link {
        width: 100%;
        max-width: 300px;
        margin-inline-start: 0;
        opacity: 1;
        visibility: visible;
    }
    
    .nav-btn-link .btn {
        width: 100%;
        padding: 0.9rem;
    }
    
    /* Toggle active animation rules */
    .nav-toggle.active .hamburger-line:nth-child(1) {
        transform: translateY(8px) rotate(45deg);
    }
    .nav-toggle.active .hamburger-line:nth-child(2) {
        opacity: 0;
        transform: scale(0);
    }
    .nav-toggle.active .hamburger-line:nth-child(3) {
        transform: translateY(-8px) rotate(-45deg);
    }

    /* Hero shifts */
    .hero-container {
        min-height: auto;
        margin-top: 20px;
        padding-bottom: 3rem;
    }
    .hero-logo-wrapper {
        justify-content: center;
    }
    .hero-top-logo {
        max-width: 210px;
    }
    .hero-three-cols {
        display: flex;
        flex-direction: column;
        gap: 2.5rem;
        text-align: center;
        align-items: center;
        width: 100%;
    }
    .hero-col-left {
        text-align: center;
        align-items: center;
        max-width: 100%;
    }
    .moh-logo-container {
        justify-content: center;
    }
    .patronage-department {
        white-space: normal;
    }
    .hero-col-center {
        width: 100%;
    }
    .hero-col-right {
        align-items: center;
        text-align: center;
        width: 100%;
        min-height: auto;
        justify-content: center;
    }
    .hero-col-right .hero-action-buttons {
        flex-direction: row;
        flex-wrap: wrap;
        justify-content: center;
        gap: 1rem;
        max-width: 100%;
    }
    .countdown-wrapper {
        max-width: 100%;
    }
    
    /* Grid Shifts */
    .welcome-grid {
        grid-template-columns: 1fr;
        gap: 3.5rem;
    }
    
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1.5rem;
    }
    
    .speakers-grid {
        grid-template-columns: repeat(2, 13.75rem);
    }
    
    .location-cards-grid {
        grid-template-columns: 1fr;
        gap: 6.5rem;
        margin-bottom: 5rem;
    }
    
    .location-card {
        aspect-ratio: 16 / 9;
    }
    
    .location-card-content {
        padding: 1rem;
    }
    
    .venue-floating-card {
        padding: 1rem 1.25rem;
        gap: 0.4rem;
    }
    
    .venue-card-title {
        font-size: 1.15rem;
    }
}

/* Mobile Screen Shifts */
@media (max-width: 575.98px) {
    html {
        font-size: 15px;
    }
    
    /* Hero mobile shifts */
    .hero-container {
        gap: 1.5rem;
    }
    .hero-top-logo {
        max-width: 165px;
    }
    .patronage-title-prefix {
        font-size: 0.57rem;
    }
    .patronage-minister {
        font-size: 0.84rem;
    }
    .patronage-doctor {
        font-size: 1.08rem;
    }
    .patronage-department {
        font-size: 0.57rem;
    }
    .bc-title {
        font-size: 2rem;
        letter-spacing: 2px;
    }
    .bc-ribbon-char svg {
        width: 18px;
        height: 22px;
    }
    .bc-subtitle {
        font-size: 0.72rem;
        letter-spacing: 3px;
    }
    .hero-traffic-img {
        max-height: 168px;
    }
    .hero-badge-cme {
        width: 75px;
        height: 75px;
        font-size: 0.68rem;
    }
    .hero-bottom-right-col {
        align-items: center;
    }
    .countdown-wrapper {
        padding: 0;
    }
    .countdown-grid {
        gap: 0.75rem;
    }
    .countdown-value {
        font-size: 1.8rem;
    }
    
    .hero-action-buttons {
        flex-direction: column;
        width: 100%;
        gap: 1rem;
    }
    
    .hero-action-buttons .btn {
        width: 100%;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
        gap: 1.25rem;
    }
    
    .speakers-grid {
        grid-template-columns: 13.75rem;
    }
    
    .agenda-tab-buttons {
        border-radius: var(--radius-md);
    }
    
    .agenda-tab-btn {
        padding: 0.75rem 0.5rem;
    }
    
    .agenda-tab-btn .day-number {
        font-size: 1rem;
    }
    
    .agenda-tab-btn .day-date {
        font-size: 0.65rem;
    }
    
    .timeline {
        padding-left: 35px;
    }
    
    .timeline::before {
        inset-inline-start: 17px;
    }
    
    .timeline-badge {
        width: 34px;
        height: 34px;
        inset-inline-start: -34px;
        font-size: 0.8rem;
    }
    
    .timeline-content {
        padding: 1.25rem 1.5rem;
    }
    
    .form-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .form-group:nth-child(1), .form-group:nth-child(2) {
        grid-column: span 1;
    }
    
    .registration-box {
        padding: 2rem 1.5rem;
    }
    
    .sponsors-grid-logos {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .modal-content {
        padding: 2rem 1.5rem;
    }
    
    .modal-speaker-header {
        flex-direction: column;
        text-align: center;
        gap: 1rem;
    }
    
    .chair-signatures {
        flex-direction: column;
        gap: 1.5rem;
    }
}

/* Lenis Smooth Scroll Configuration */
html.lenis, html.lenis body {
    height: auto;
}

.lenis.lenis-smooth {
    scroll-behavior: auto !important;
}

.lenis.lenis-smooth [data-lenis-prevent] {
    overscroll-behavior: contain;
}

.lenis.lenis-stopped {
    overflow: hidden;
}

/* CMS Helper Image Classes */
.sponsor-logo-img {
    max-height: 100%;
    max-width: 100%;
    object-fit: contain;
}

.speaker-photo-img {
    max-width: 100%;
    max-height: 100%;
    width: auto;
    height: auto;
    object-fit: contain;
    border-radius: 0;
}

.committee-avatar-img {
    width: 150px;
    height: 150px;
    border-radius: 50%;
    object-fit: cover;
    margin: 0 auto 1.5rem;
    display: block;
    border: 2px solid var(--color-primary-light);
    background-color: #ffffff;
}

.committee-card-container:hover .committee-avatar-img {
    border-color: rgba(255, 255, 255, 0.6);
}