/* ====================================
   ISAGBCON 2026 - Conference Website
   Complete CSS Stylesheet
   ==================================== */

/* CSS Variables */
:root {
    --primary-blue: #1e3a5f;
    --primary-teal: #0d9488;
    --primary-gold: #d97706;
    --dark: #0f172a;
    --white: #ffffff;
    --gray-50: #f9fafb;
    --gray-100: #f3f4f6;
    --gray-200: #e5e7eb;
    --gray-300: #d1d5db;
    --gray-400: #9ca3af;
    --gray-500: #6b7280;
    --gray-600: #4b5563;
    --gray-700: #374151;
    --gray-800: #1f2937;
    --purple: #8b5cf6;
    --pink: #ec4899;
    --green: #10b981;
    --font-heading: 'Poppins', sans-serif;
    --font-body: 'Inter', sans-serif;
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow: 0 1px 3px 0 rgb(0 0 0 / 0.1), 0 1px 2px -1px rgb(0 0 0 / 0.1);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
    --radius: 0.5rem;
    --radius-lg: 1rem;
    --radius-xl: 1.5rem;
}

/* Reset & Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.6;
    color: var(--gray-700);
    background-color: var(--white);
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.3;
    color: var(--primary-blue);
}

a {
    text-decoration: none;
    color: inherit;
    transition: color 0.3s ease;
}

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

ul {
    list-style: none;
}

/* Container */
.container {
    max-width: 1300px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

/* Utility Classes */
.text-teal { color: var(--primary-teal); }
.text-gold { color: var(--primary-gold); }
.text-white { color: var(--white); }
.text-light { color: rgba(255, 255, 255, 0.7); }
.text-center { text-align: center; }
.mb-4 { margin-bottom: 1.5rem; }
.mt-4 { margin-top: 1.5rem; }

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 1rem;
    border-radius: var(--radius);
    border: 2px solid transparent;
    cursor: pointer;
    transition: all 0.3s ease;
}

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

.btn-primary:hover {
    background: #b45309;
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-outline {
    background: transparent;
    color: var(--white);
    border-color: rgba(255, 255, 255, 0.3);
}

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

.btn-lg {
    padding: 1rem 2rem;
    font-size: 1.125rem;
    border-radius: 50px;
}

/* ========================================
   HEADER & NAVIGATION
   ======================================== */

.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 1rem 0;
    transition: all 0.3s ease;
    background: transparent;
}

.header.scrolled {
    background: var(--white);
    box-shadow: var(--shadow-md);
    padding: 0.5rem 0;
}

.header.scrolled .logo,
.header.scrolled .nav-desktop a {
    color: var(--primary-blue);
}

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

.logo {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--white);
}

.logo span {
    color: var(--primary-gold);
}

/* Desktop Navigation */
.nav-desktop {
    display: none;
    align-items: center;
    gap: 2rem;
}

.nav-desktop a {
    font-weight: 500;
    color: var(--white);
    transition: color 0.3s ease;
}

.nav-desktop a:hover {
    color: var(--primary-teal);
}

.nav-desktop a.active {
    color: var(--primary-gold);
}

/* Mobile Menu Button */
.mobile-menu-btn {
    display: block;
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--white);
    cursor: pointer;
    padding: 0.5rem;
    transition: color 0.3s ease;
}

.header.scrolled .mobile-menu-btn {
    color: var(--primary-blue);
}

/* Mobile Navigation */
.nav-mobile {
    display: none;
    flex-direction: column;
    gap: 1rem;
    padding: 1.5rem 1.8rem;  /* adds left-right spacing */
    margin-top: 1rem;
    border-top: 1px solid rgba(255,255,255,0.2);
	background: rgba(30,58,95,0.97);
}

.nav-mobile.active {
    display: flex;
}

.nav-mobile a {
    font-weight: 500;
    color: #fff;
    padding: 0.6rem 0;
}

.header.scrolled .nav-mobile {
    background: #ffffff;
}

.header.scrolled .nav-mobile a {
    color: var(--primary-blue);
}

.nav-mobile .btn {
    width: 100%;
    margin-top: 0.5rem;
}

/* Desktop - show desktop nav, hide mobile */
@media (min-width: 768px) {
    .nav-desktop {
        display: flex !important;
    }
    .mobile-menu-btn {
        display: none !important;
    }
    .nav-mobile {
        display: none !important;
    }
}

/* ========================================
   HERO SECTION
   ======================================== */

.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: url('../images/tanuvas.jpg') center center / cover no-repeat;
    position: relative;
    overflow: hidden;
    padding-top: 80px;
}

.hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(30, 58, 95, 0.85) 0%, rgba(15, 23, 42, 0.9) 100%);
    z-index: 1;
}

.hero-bg-elements {
    position: absolute;
    inset: 0;
    overflow: hidden;
    z-index: 2;
}

.floating-circle {
    position: absolute;
    border-radius: 50%;
    filter: blur(60px);
    animation: float 6s ease-in-out infinite;
}

.circle-1 {
    top: 5rem;
    left: 2rem;
    width: 16rem;
    height: 16rem;
    background: rgba(13, 148, 136, 0.2);
}

.circle-2 {
    bottom: 5rem;
    right: 2rem;
    width: 24rem;
    height: 24rem;
    background: rgba(217, 119, 6, 0.1);
    animation-delay: 2s;
}

.circle-3 {
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 32rem;
    height: 32rem;
    background: rgba(13, 148, 136, 0.05);
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-20px); }
}

.dna-pattern {
    position: absolute;
    inset: 0;
    opacity: 0.05;
    background-image: radial-gradient(circle at 25% 25%, white 2px, transparent 2px),
                      radial-gradient(circle at 75% 75%, white 2px, transparent 2px);
    background-size: 50px 50px;
}

.hero-content {
    position: relative;
    z-index: 10;
    text-align: center;
    padding: 6rem 0;
}

.hero-logos {
    display: flex;
    justify-content: center;
    gap: 2rem;
    margin-bottom: 2rem;
}

.logo-circle {
    width: 7rem;
    height: 7rem;
    background: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: var(--primary-blue);
    box-shadow: var(--shadow-lg);
}

.logo-circle img {
    width: 80%;
    height: 80%;
    object-fit: contain;
}

.logo-circle:last-child {
    color: var(--primary-teal);
}

.badge {
    display: inline-block;
    background: rgba(217, 119, 6, 0.2);
    color: #f59e0b;
    padding: 0.5rem 1.5rem;
    border-radius: 50px;
    font-size: 1rem;
    font-weight: 500;
    margin-bottom: 1.5rem;
    border: 1px solid rgba(217, 119, 6, 0.3);
}

.hero-title {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--white);
    margin-bottom: 1rem;
}

.gradient-text {
    background: linear-gradient(270deg, var(--primary-blue), var(--primary-teal), var(--primary-gold), var(--primary-blue));
    background-size: 300% 300%;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: gradient-shift 8s ease infinite;
}

@keyframes gradient-shift {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

.hero-subtitle {
    font-size: 1.25rem;
    color: rgba(255, 255, 255, 0.9);
    font-weight: 600;
    margin-bottom: 1rem;
}

.hero-theme {
    font-size: 1.125rem;
    color: var(--primary-teal);
    font-weight: 500;
    margin-bottom: 2rem;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.hero-details {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 2rem;
    margin-bottom: 2.5rem;
}

.detail-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: rgba(255, 255, 255, 0.8);
}

.detail-item i {
    color: var(--primary-gold);
}

/* Countdown Timer */
.countdown-wrapper {
    margin-bottom: 2.5rem;
}

.countdown-title {
    font-size: 0.875rem;
    color: rgba(255, 255, 255, 0.7);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 1rem;
}

.countdown {
    display: flex;
    justify-content: center;
    gap: 0.75rem;
}

.countdown-item {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-lg);
    padding: 1rem;
    min-width: 70px;
}

.countdown-value {
    display: block;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--white);
}

.countdown-label {
    font-size: 0.75rem;
    color: rgba(255, 255, 255, 0.7);
}

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

.scroll-indicator {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    color: rgba(255, 255, 255, 0.5);
    animation: bounce 2s infinite;
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% { transform: translateX(-50%) translateY(0); }
    40% { transform: translateX(-50%) translateY(-10px); }
    60% { transform: translateX(-50%) translateY(-5px); }
}

/* ========================================
   SECTION STYLES
   ======================================== */

.section {
    padding: 5rem 0;
}

.section-white { background: var(--white); }
.section-gray { background: var(--gray-50); }
.section-dark { background: linear-gradient(135deg, var(--primary-blue) 0%, var(--dark) 100%); }
.section-gradient { background: linear-gradient(135deg, var(--gray-50) 0%, var(--white) 100%); }
.section-gradient-alt { background: linear-gradient(135deg, var(--primary-teal) 0%, var(--primary-blue) 100%); }

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

.section-subtitle {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--primary-teal);
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.section-title {
    font-size: 2rem;
    margin-top: 1rem;
    margin-bottom: 1.5rem;
}

.section-divider {
    width: 6rem;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-blue), var(--primary-teal), var(--primary-gold));
    margin: 0 auto;
    border-radius: 2px;
}

.section-desc {
    color: var(--gray-500);
    margin-top: 1.5rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

/* ========================================
   ABOUT SECTION
   ======================================== */

.about-content {
    max-width: 1300px;
    margin: 0 auto 3rem;
}

.about-text {
    font-size: 1.125rem;
    color: var(--gray-600);
    text-align: justify;
    margin-bottom: 1rem;
    line-height: 1.8;
}

.about-text strong {
    color: var(--primary-blue);
}

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

.highlight-card {
    background: var(--white);
    border-radius: var(--radius-xl);
    padding: 2rem;
    text-align: center;
    box-shadow: var(--shadow-lg);
    transition: all 0.3s ease;
}

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

.highlight-icon {
    width: 4rem;
    height: 4rem;
    background: linear-gradient(135deg, var(--primary-blue), var(--primary-teal));
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
    color: var(--white);
    font-size: 1.5rem;
}

.highlight-title {
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
}

.highlight-desc {
    color: var(--gray-500);
}

@media (max-width: 640px) {
    .highlights-grid {
        grid-template-columns: 1fr;
    }
}

/* ========================================
   VISION & MISSION SECTION
   ======================================== */

.vision-grid {
    display: grid;
    gap: 3rem;
}

.vision-card, .mission-card {
    max-width: 100%;
}

.vision-box {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-xl);
    padding: 2rem;
}

.vision-icon {
    font-size: 3rem;
    color: var(--primary-teal);
    margin-bottom: 1.5rem;
}

.vision-text {
    font-size: 1.125rem;
    color: rgba(255, 255, 255, 0.9);
    line-height: 1.8;
}

.objectives-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.objective-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-lg);
    padding: 1rem;
    transition: background 0.3s ease;
}

.objective-item:hover {
    background: rgba(255, 255, 255, 0.1);
}

.objective-number {
    width: 2rem;
    height: 2rem;
    background: var(--primary-teal);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-weight: 700;
    font-size: 0.875rem;
    flex-shrink: 0;
}

.objective-item p {
    color: rgba(255, 255, 255, 0.8);
}

@media (min-width: 1024px) {
    .vision-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 4rem;
        align-items: center;
    }
}

/* ========================================
   ISAGB CARD
   ======================================== */

.isagb-card {
    background: var(--white);
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
    max-width: 1300px;
    margin: 0 auto;
}

.isagb-header {
    background: linear-gradient(90deg, var(--primary-blue), var(--primary-teal));
    padding: 1.5rem 2rem;
}

.isagb-header h3 {
    color: var(--white);
    font-size: 1.5rem;
}

.isagb-body {
    padding: 2rem;
}

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

.obj-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.obj-dot {
    width: 0.5rem;
    height: 0.5rem;
    background: var(--primary-teal);
    border-radius: 50%;
    flex-shrink: 0;
}

.link-arrow {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--primary-teal);
    font-weight: 600;
}

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

@media (max-width: 640px) {
    .objectives-grid {
        grid-template-columns: 1fr;
    }
}

/* ========================================
   TANUVAS SECTION
   ======================================== */

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

.tanuvas-card {
    background: var(--white);
    border-radius: var(--radius-xl);
    padding: 2rem;
    box-shadow: var(--shadow-lg);
    transition: all 0.3s ease;
}

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

.tanuvas-card-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.tanuvas-icon {
    width: 3.5rem;
    height: 3.5rem;
    background: linear-gradient(135deg, var(--primary-blue), var(--primary-teal));
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 1.5rem;
}

.tanuvas-icon.icon-gold {
    background: linear-gradient(135deg, var(--primary-teal), var(--primary-gold));
}

.tanuvas-card-header h3 {
    font-size: 1.5rem;
}

.tanuvas-list {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 0.5rem;
}

.tanuvas-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.875rem;
    color: var(--gray-600);
}

.tanuvas-item .dot {
    width: 0.375rem;
    height: 0.375rem;
    background: var(--primary-teal);
    border-radius: 50%;
}

.connectivity-list {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.connectivity-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    background: var(--gray-50);
    padding: 0.75rem;
    border-radius: var(--radius);
}

.connectivity-item i {
    color: var(--primary-teal);
    font-size: 1.25rem;
}

@media (min-width: 1024px) {
    .tanuvas-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* ========================================
   HOSUR SECTION
   ======================================== */

.hosur-card {
    background: var(--white);
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
    max-width: 1300px;
    margin: 0 auto;
}

.hosur-left, .hosur-right {
    padding: 2rem;
}

.hosur-left {
    background: linear-gradient(135deg, var(--primary-blue), var(--primary-teal));
    color: var(--white);
}

.hosur-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.hosur-header i {
    font-size: 2rem;
}

.hosur-header h3 {
    color: var(--white);
    font-size: 1.25rem;
}

.hosur-left p {
    color: rgba(255, 255, 255, 0.9);
    line-height: 1.8;
}

.weather-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.weather-icon {
    width: 3rem;
    height: 3rem;
    background: rgba(217, 119, 6, 0.1);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-gold);
    font-size: 1.25rem;
}

.weather-header h4 {
    font-size: 1rem;
}

.weather-header span {
    font-size: 0.875rem;
    color: var(--gray-500);
}

.weather-box {
    background: linear-gradient(90deg, rgba(13, 148, 136, 0.1), rgba(217, 119, 6, 0.1));
    border-radius: var(--radius-xl);
    padding: 1.5rem;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 2rem;
    margin-bottom: 1.5rem;
}

.temp-item {
    text-align: center;
}

.temp-value {
    font-size: 2.5rem;
    font-weight: 700;
}

.temp-label {
    font-size: 0.875rem;
    color: var(--gray-500);
}

.temp-divider {
    width: 1px;
    height: 3rem;
    background: var(--gray-300);
}

.weather-text {
    font-size: 0.875rem;
    color: var(--gray-600);
    line-height: 1.8;
}

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

/* ========================================
   THEMES SECTION
   ==================================== */

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

.theme-card {
    background: var(--white);
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    transition: all 0.3s ease;
}

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

.theme-header {
    padding: 1.5rem;
    color: var(--white);
}

.theme-blue { background: linear-gradient(135deg, var(--primary-blue), #2563eb); }
.theme-teal { background: linear-gradient(135deg, var(--primary-teal), #14b8a6); }
.theme-gold { background: linear-gradient(135deg, var(--primary-gold), #f59e0b); }
.theme-purple { background: linear-gradient(135deg, #8b5cf6, #a78bfa); }
.theme-pink { background: linear-gradient(135deg, #ec4899, #f472b6); }
.theme-green { background: linear-gradient(135deg, #10b981, #34d399); }

.theme-icon {
    width: 4rem;
    height: 4rem;
    background: rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.theme-header h3 {
    color: var(--white);
    font-size: 1.125rem;
    margin-bottom: 0.25rem;
}

.theme-header span {
    font-size: 0.875rem;
    opacity: 0.8;
}

.theme-body {
    padding: 1.5rem;
}

.theme-body ul li {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 0;
    color: var(--gray-600);
}

.theme-dot {
    width: 0.375rem;
    height: 0.375rem;
    background: var(--primary-teal);
    border-radius: 50%;
}

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

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

/* ========================================
   SPECIES SECTION
   ======================================== */

.species-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
    max-width: 1300px;
    margin: 0 auto;
}

.species-item {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-xl);
    padding: 1.5rem;
    text-align: center;
    transition: all 0.3s ease;
    cursor: pointer;
}

.species-item:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: scale(1.05);
}

.species-icon {
    font-size: 2.5rem;
    display: block;
    margin-bottom: 0.5rem;
}

.species-name {
    color: var(--white);
    font-weight: 600;
}

@media (min-width: 768px) {
    .species-grid {
        grid-template-columns: repeat(5, 1fr);
    }
}

/* ========================================
   AWARDS SECTION
   ======================================== */

.awards-grid {
    display: grid;
    gap: 1.5rem;
    max-width: 1300px;
    margin: 0 auto;
}

.award-card {
    display: flex;
    background: var(--white);
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    transition: all 0.3s ease;
}

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

.award-icon {
    width: 5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: var(--white);
}

.award-gold { background: linear-gradient(135deg, var(--primary-gold), #f59e0b); }
.award-teal { background: linear-gradient(135deg, var(--primary-teal), #14b8a6); }
.award-purple { background: linear-gradient(135deg, #8b5cf6, #a78bfa); }
.award-pink { background: linear-gradient(135deg, #ec4899, #f472b6); }

.award-content {
    padding: 1.5rem;
    flex: 1;
}

.award-content h3 {
    font-size: 1.125rem;
    margin-bottom: 0.5rem;
}

.award-content p {
    font-size: 0.875rem;
    color: var(--gray-600);
}

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

/* ========================================
   REGISTRATION SECTION
   ======================================== */

.registration-card {
    background: var(--white);
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
    max-width: 1300px;
    margin: 0 auto;
}

.registration-header {
    background: linear-gradient(90deg, var(--primary-blue), var(--primary-teal));
    padding: 1.5rem 2rem;
    text-align: center;
}

.registration-header h3 {
    color: var(--white);
    font-size: 1.5rem;
    margin-bottom: 0.25rem;
}

.registration-header p {
    color: rgba(255, 255, 255, 0.8);
}

.table-responsive {
    overflow-x: auto;
}

.registration-table {
    width: 100%;
    border-collapse: collapse;
}

.registration-table th,
.registration-table td {
    padding: 1rem 1.5rem;
    text-align: center;
}

.registration-table th {
    background: var(--gray-50);
    font-weight: 600;
    color: var(--primary-blue);
}

.registration-table th small {
    font-weight: 400;
    color: var(--gray-500);
}

.registration-table td {
    border-bottom: 1px solid var(--gray-100);
}

.registration-table tbody tr:hover {
    background: var(--gray-50);
}

.registration-footer {
    padding: 1.5rem 2rem;
    background: var(--gray-50);
    text-align: center;
    border-top: 1px solid var(--gray-200);
}

.registration-footer p {
    font-size: 0.875rem;
    color: var(--gray-600);
    margin-bottom: 1rem;
}

/* ========================================
   IMPORTANT DATES
   ======================================== */

.dates-grid {
    display: grid;
    gap: 1.5rem;
    max-width: 1200px;
    margin: 0 auto;
}

.date-card {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-xl);
    padding: 2rem;
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.date-icon {
    width: 4rem;
    height: 4rem;
    background: var(--white);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: var(--primary-teal);
}

.date-content h3 {
    color: var(--white);
    font-size: 1.125rem;
    margin-bottom: 0.25rem;
}

.date-value {
    color: var(--primary-gold);
    font-size: 1.25rem;
    font-weight: 600;
}

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

/* ========================================
   SPONSORSHIP SECTION
   ======================================== */

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

.sponsor-card {
    background: var(--white);
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    transition: all 0.3s ease;
}

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

.sponsor-header {
    padding: 1.5rem;
    text-align: center;
    border-bottom: 1px solid var(--gray-100);
}

.sponsor-header h3 {
    font-size: 1.25rem;
}

.sponsor-amount {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-teal);
    margin-top: 0.5rem;
}

.sponsor-title .sponsor-header { background: linear-gradient(135deg, #fef3c7, #fde68a); }
.sponsor-platinum .sponsor-header { background: linear-gradient(135deg, #e5e7eb, #d1d5db); }
.sponsor-gold .sponsor-header { background: linear-gradient(135deg, #fef3c7, #fde68a); }
.sponsor-silver .sponsor-header { background: linear-gradient(135deg, #f1f5f9, #e2e8f0); }
.sponsor-exhibition .sponsor-header { background: linear-gradient(135deg, #dbeafe, #bfdbfe); }
.sponsor-souvenir .sponsor-header { background: linear-gradient(135deg, #fce7f3, #fbcfe8); }

.sponsor-benefits {
    padding: 1.5rem;
}

.sponsor-benefits li {
    display: flex;
    align-items: flex-start;
    gap: 0.5rem;
    padding: 0.5rem 0;
    font-size: 0.875rem;
    color: var(--gray-600);
}

.sponsor-benefits li::before {
    content: "✓";
    color: var(--primary-teal);
    font-weight: 700;
}

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

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

/* ========================================
   ACCOMMODATION SECTION
   ======================================== */

.accommodation-grid {
    display: grid;
    gap: 1.5rem;
    max-width: 1300px;
    margin: 0 auto;
}

.accommodation-card {
    background: var(--white);
    border-radius: var(--radius-xl);
    padding: 2rem;
    box-shadow: var(--shadow-lg);
}

.accommodation-icon {
    width: 4rem;
    height: 4rem;
    background: linear-gradient(135deg, var(--primary-blue), var(--primary-teal));
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: var(--white);
    margin-bottom: 1.5rem;
}

.accommodation-card h3 {
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
}

.accommodation-address {
    color: var(--gray-500);
    margin-bottom: 1rem;
}

.accommodation-desc {
    color: var(--gray-600);
    margin-bottom: 1rem;
}

.transport-card {
    background: var(--white);
    border-radius: var(--radius-xl);
    padding: 2rem;
    box-shadow: var(--shadow-lg);
}

.transport-card h3 {
    font-size: 1.25rem;
    margin-bottom: 1.5rem;
}

.transport-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.transport-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    background: var(--gray-50);
    padding: 1rem;
    border-radius: var(--radius);
}

.transport-item i {
    color: var(--primary-teal);
    font-size: 1.25rem;
    margin-top: 0.25rem;
}

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

/* ========================================
   KEYNOTE TOPICS
   ======================================== */

.keynote-grid {
    display: grid;
    gap: 1rem;
    max-width: 1300px;
    margin: 0 auto;
}

.keynote-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    background: var(--white);
    padding: 1.5rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
    border-left: 4px solid var(--primary-teal);
    transition: all 0.3s ease;
}

.keynote-item:hover {
    transform: translateX(5px);
    box-shadow: var(--shadow-md);
}

.keynote-item i {
    color: var(--primary-gold);
    font-size: 1.25rem;
}

.keynote-item span {
    color: var(--gray-700);
}

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

/* ========================================
   ORGANIZING COMMITTEE SECTION
   ======================================== */

.committee-grid {
    display: grid;
    gap: 2rem;
    margin-bottom: 3rem;
    max-width: 1200px;
    margin-left: auto;
    margin-right: auto;
}

.committee-card {
    background: var(--white);
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.15);
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.committee-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.2);
}

.committee-photo {
    width: 100%;
    height: 200px;
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--primary-teal) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    position: relative;
}

.committee-photo img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center top;
}

.committee-photo i {
    font-size: 4rem;
    color: rgba(255, 255, 255, 0.3);
}

.committee-info {
    padding: 1.5rem;
    background: var(--white);
}

.committee-role {
    display: inline-block;
    background: linear-gradient(135deg, var(--primary-gold), #f59e0b);
    color: var(--white);
    padding: 0.3rem 1rem;
    border-radius: 50px;
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 0.75rem;
}

.committee-info h3 {
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
    color: var(--primary-blue);
    line-height: 1.3;
}

.committee-info p {
    font-size: 0.85rem;
    color: var(--gray-600);
    line-height: 1.5;
}

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

@media (min-width: 1024px) {
    .committee-grid {
        grid-template-columns: repeat(4, 1fr);
    }
    
    .committee-photo {
        height: 220px;
    }
}

/* ISAGB Secretariat Section */
.isagb-secretariat {
    background: rgba(255, 255, 255, 0.05);
    border-radius: var(--radius-xl);
    padding: 2rem;
    max-width: 800px;
    margin: 0 auto;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.isagb-secretariat h3 {
    color: var(--primary-gold);
    text-align: center;
    margin-bottom: 1.5rem;
    font-size: 1.25rem;
}

.secretariat-grid {
    display: grid;
    gap: 0.75rem;
}

.secretariat-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.75rem 1rem;
    background: rgba(255, 255, 255, 0.05);
    border-radius: var(--radius);
    transition: background 0.3s ease;
}

.secretariat-item:hover {
    background: rgba(255, 255, 255, 0.1);
}

.secretariat-item .role {
    font-weight: 600;
    color: var(--white);
    font-size: 0.9rem;
}

.secretariat-item span:last-child {
    color: rgba(255, 255, 255, 0.85);
    font-size: 0.9rem;
}

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

/* ========================================
   TOURISM / PLACES TO VISIT SECTION
   ======================================== */

.tourism-section {
    padding: 5rem 0;
    background: linear-gradient(180deg, var(--gray-50) 0%, var(--white) 100%);
}

.tourism-grid {
    display: grid;
    gap: 1.5rem;
    max-width: 1200px;
    margin: 0 auto;
}

.tourism-card {
    background: var(--white);
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    display: flex;
    flex-direction: column;
    height: 100%;
}

.tourism-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.15);
}

.tourism-image {
    height: 180px;
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--primary-teal) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    position: relative;
    flex-shrink: 0;
}

.tourism-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    transition: transform 0.5s ease;
}

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

.tourism-image i {
    font-size: 3rem;
    color: rgba(255, 255, 255, 0.3);
}

.tourism-badge {
    position: absolute;
    top: 0.75rem;
    left: 0.75rem;
    background: rgba(217, 119, 6, 0.95);
    color: var(--white);
    padding: 0.25rem 0.75rem;
    border-radius: 50px;
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.03em;
    z-index: 2;
}

.tourism-content {
    padding: 1.25rem;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

.tourism-content h3 {
    font-size: 1rem;
    margin-bottom: 0.35rem;
    color: var(--primary-blue);
    line-height: 1.3;
}

.tourism-location {
    font-size: 0.75rem;
    color: var(--primary-teal);
    margin-bottom: 0.6rem;
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.tourism-location i {
    font-size: 0.7rem;
}

.tourism-content p {
    font-size: 0.8rem;
    color: var(--gray-600);
    line-height: 1.5;
    margin-bottom: 0.75rem;
}

.tourism-highlights {
    margin-top: auto;
    padding-top: 0.75rem;
    border-top: 1px solid var(--gray-100);
}

.tourism-highlights li {
    font-size: 0.75rem;
    color: var(--gray-500);
    padding: 0.2rem 0;
    display: flex;
    align-items: flex-start;
    gap: 0.4rem;
    line-height: 1.4;
}

.tourism-highlights li::before {
    content: "•";
    color: var(--primary-teal);
    font-weight: bold;
    flex-shrink: 0;
}

@media (min-width: 576px) {
    .tourism-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .tourism-image {
        height: 160px;
    }
}

@media (min-width: 768px) {
    .tourism-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 2rem;
    }
    
    .tourism-image {
        height: 180px;
    }
    
    .tourism-content h3 {
        font-size: 1.1rem;
    }
}

@media (min-width: 1200px) {
    .tourism-grid {
        grid-template-columns: repeat(4, 1fr);
    }
    
    .tourism-image {
        height: 160px;
    }
}

/* ========================================
   CONTACT SECTION
   ======================================== */

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

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.contact-card {
    background: var(--gray-50);
    border-radius: var(--radius-xl);
    padding: 1.5rem;
    display: flex;
    gap: 1rem;
}

.contact-icon {
    width: 3rem;
    height: 3rem;
    background: linear-gradient(135deg, var(--primary-blue), var(--primary-teal));
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    flex-shrink: 0;
}

.contact-details h3 {
    font-size: 1rem;
    margin-bottom: 0.5rem;
}

.contact-details p {
    font-size: 0.875rem;
    color: var(--gray-600);
    margin-bottom: 0.5rem;
}

.contact-details i {
    width: 1rem;
    color: var(--primary-teal);
}

.contact-details a {
    color: var(--primary-teal);
}

.contact-details a:hover {
    color: var(--primary-blue);
}

@media (min-width: 1024px) {
    .contact-grid {
        grid-template-columns: 1fr 1fr;
    }
}

/* ========================================
   ABSTRACT SECTION
   ======================================== */

.abstract-content {
    max-width: 1300px;
    margin: 0 auto;
}

.abstract-intro {
    text-align: center;
    color: rgba(255, 255, 255, 0.9);
    font-size: 1.125rem;
    margin-bottom: 2rem;
}

.guidelines-grid {
    display: grid;
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.guideline-card {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-xl);
    padding: 2rem;
}

.guideline-card h3 {
    color: var(--white);
    font-size: 1.125rem;
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.guideline-card h3 i {
    color: var(--primary-gold);
}

.guideline-card ul li {
    padding: 0.5rem 0;
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.875rem;
    padding-left: 1.5rem;
    position: relative;
}

.guideline-card ul li::before {
    content: "•";
    position: absolute;
    left: 0;
    color: var(--primary-teal);
}

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

.abstract-cta {
    text-align: center;
}

.deadline-text {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.875rem;
    margin-top: 1rem;
}

/* ========================================
   SDG SECTION
   ======================================== */

.sdg-grid {
    display: grid;
    gap: 1.5rem;
    max-width: 1300px;
    margin: 0 auto;
}

.sdg-card {
    background: var(--white);
    border-radius: var(--radius-xl);
    padding: 2rem;
    text-align: center;
    box-shadow: var(--shadow-lg);
    transition: all 0.3s ease;
}

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

.sdg-number {
    width: 4rem;
    height: 4rem;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--white);
    margin: 0 auto 1rem;
}

.sdg-2 .sdg-number { background: #ddaa00; }
.sdg-3 .sdg-number { background: #4c9f38; }
.sdg-12 .sdg-number { background: #bf8b2e; }
.sdg-13 .sdg-number { background: #3f7e44; }
.sdg-15 .sdg-number { background: #56c02b; }

.sdg-card h3 {
    font-size: 1rem;
    margin-bottom: 0.5rem;
}

.sdg-card p {
    font-size: 0.875rem;
    color: var(--gray-600);
}

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

@media (min-width: 1024px) {
    .sdg-grid {
        grid-template-columns: repeat(5, 1fr);
    }
}

/* ========================================
   FOOTER
   ======================================== */

.footer {
    background: var(--dark);
    color: var(--white);
    padding: 4rem 0 0;
}

.footer-grid {
    display: grid;
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-logo {
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.footer-logo span {
    color: var(--primary-gold);
}

.footer-brand p {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.875rem;
    margin-bottom: 1.5rem;
}

.social-links {
    display: flex;
    gap: 1rem;
}

.social-link {
    width: 2.5rem;
    height: 2.5rem;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.social-link:hover {
    background: var(--primary-teal);
    transform: translateY(-3px);
}

.footer-links h3 {
    color: var(--white);
    font-size: 1rem;
    margin-bottom: 1rem;
}

.footer-links ul li {
    padding: 0.5rem 0;
}

.footer-links ul li a {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.875rem;
    transition: color 0.3s ease;
}

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

.footer-contact h3 {
    color: var(--white);
    font-size: 1rem;
    margin-bottom: 1rem;
}

.footer-contact p {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.875rem;
    margin-bottom: 0.75rem;
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
}

.footer-contact i {
    color: var(--primary-teal);
    margin-top: 0.25rem;
}

.footer-contact a {
    color: var(--primary-teal);
}

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

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding: 1.5rem 0;
    text-align: center;
}

.footer-bottom p {
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.75rem;
}

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

@media (min-width: 1024px) {
    .footer-grid {
        grid-template-columns: 2fr 1fr 1fr 1.5fr;
    }
}

/* ========================================
   BACK TO TOP BUTTON
   ======================================== */

.back-to-top {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 3rem;
    height: 3rem;
    background: var(--primary-teal);
    color: var(--white);
    border: none;
    border-radius: 50%;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    z-index: 999;
    box-shadow: var(--shadow-lg);
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    background: var(--primary-blue);
    transform: translateY(-3px);
}

/* ========================================
   VISITOR COUNTER
   ======================================== */

.visitor-counter {
    margin-top: 1.5rem;
    padding-top: 1rem;
    border-top: 1px solid rgba(255,255,255,0.1);
}

.visitor-counter h4 {
    color: #0d9488;
    font-size: 0.9rem;
    margin-bottom: 0.75rem;
    font-weight: 500;
}

.visitor-counter h4 i {
    margin-right: 0.5rem;
}

.counter-stats {
    display: flex;
    gap: 1rem;
    justify-content: flex-start;
    flex-wrap: wrap;
}

.stat-item {
    text-align: center;
    background: rgba(255,255,255,0.05);
    padding: 0.5rem 0.75rem;
    border-radius: 0.5rem;
    min-width: 70px;
}

.stat-number {
    display: block;
    font-size: 1.1rem;
    font-weight: 700;
    color: #fff;
}

.stat-number.online {
    color: #10b981;
    font-size: 0.9rem;
}

.stat-number.online i {
    font-size: 0.5rem;
    margin-right: 0.25rem;
    animation: pulse 1.5s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

.stat-label {
    display: block;
    font-size: 0.7rem;
    color: rgba(255,255,255,0.6);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

@media (max-width: 768px) {
    .counter-stats {
        justify-content: center;
    }
    
    .stat-item {
        min-width: 60px;
        padding: 0.4rem 0.5rem;
    }
    
    .stat-number {
        font-size: 1rem;
    }
    
    .stat-label {
        font-size: 0.65rem;
    }
}

/* ========================================
   ACCOMMODATION SLIDESHOW
   ======================================== */

.accommodation-slideshow {
    position: relative;
    width: 100%;
    border-radius: 12px 12px 0 0;
    overflow: hidden;
}

.slideshow-container {
    position: relative;
    width: 100%;
    height: 300px;
    background: #f3f4f6;
}

.slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 0.6s ease-in-out;
}

.slide.active {
    opacity: 1;
    z-index: 1;
}

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

.slide-caption {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(transparent, rgba(0, 0, 0, 0.7));
    color: #fff;
    padding: 40px 15px 15px;
    font-size: 0.9rem;
    font-weight: 500;
}

.slide-prev,
.slide-next {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    z-index: 10;
    background: rgba(255, 255, 255, 0.9);
    border: none;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    color: #1e3a5f;
    font-size: 1rem;
}

.slide-prev:hover,
.slide-next:hover {
    background: #0d9488;
    color: #fff;
    transform: translateY(-50%) scale(1.1);
}

.slide-prev {
    left: 10px;
}

.slide-next {
    right: 10px;
}

.slide-dots {
    position: absolute;
    bottom: 50px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 10;
    display: flex;
    gap: 8px;
}

.dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.5);
    cursor: pointer;
    transition: all 0.3s ease;
}

.dot:hover {
    background: rgba(255, 255, 255, 0.8);
}

.dot.active {
    background: #fff;
    transform: scale(1.2);
}

.accommodation-features {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin-bottom: 1rem;
}

.accommodation-features span {
    background: #f0fdf4;
    color: #047857;
    padding: 0.4rem 0.75rem;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 500;
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
}

.accommodation-features span i {
    font-size: 0.7rem;
}

.transport-note-box {
    margin-top: 1rem;
    padding: 1rem;
    background: #fef3c7;
    border-radius: 10px;
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
}

.transport-note-box i {
    color: #d97706;
    font-size: 1.1rem;
    margin-top: 2px;
}

.transport-note-box p {
    color: #92400e;
    font-size: 0.9rem;
    margin: 0;
}

@media (max-width: 768px) {
    .slideshow-container {
        height: 220px;
    }
    
    .slide-prev,
    .slide-next {
        width: 35px;
        height: 35px;
        font-size: 0.9rem;
    }
    
    .slide-dots {
        bottom: 45px;
    }
    
    .dot {
        width: 8px;
        height: 8px;
    }
    
    .accommodation-features {
        justify-content: center;
    }
}

/* ========================================
   ANIMATIONS
   ======================================== */

.fade-in {
    animation: fadeIn 0.6s ease-out forwards;
}

.fade-in-up {
    animation: fadeInUp 0.6s ease-out forwards;
}

.delay-1 { animation-delay: 100ms; }
.delay-2 { animation-delay: 200ms; }
.delay-3 { animation-delay: 300ms; }
.delay-4 { animation-delay: 400ms; }
.delay-5 { animation-delay: 500ms; }
.delay-6 { animation-delay: 600ms; }
.delay-7 { animation-delay: 700ms; }

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

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

/* ========================================
   CUSTOM SCROLLBAR
   ======================================== */

::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--gray-100);
}

::-webkit-scrollbar-thumb {
    background: linear-gradient(180deg, var(--primary-blue), var(--primary-teal));
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(180deg, var(--primary-teal), var(--primary-gold));
}

/* ========================================
   RESPONSIVE TYPOGRAPHY
   ======================================== */

@media (min-width: 768px) {
    .hero-title { font-size: 3.5rem; }
    .hero-subtitle { font-size: 1.5rem; }
    .section-title { font-size: 2.5rem; }
    .countdown-item { min-width: 100px; padding: 1.25rem; }
    .countdown-value { font-size: 2.5rem; }
}

@media (min-width: 1024px) {
    .hero-title { font-size: 4.5rem; }
    .hero-subtitle { font-size: 1.75rem; }
    .section { padding: 6rem 0; }
}

/* ========================================
   DARK SECTION VARIANTS
   ======================================== */

.section-dark .committee-card {
    background: rgba(255, 255, 255, 0.08);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.section-dark .committee-info {
    background: transparent;
}

.section-dark .committee-info h3 {
    color: var(--white);
}

.section-dark .committee-info p {
    color: rgba(255, 255, 255, 0.7);
}

.section-dark .committee-photo {
    background: linear-gradient(135deg, rgba(13, 148, 136, 0.3) 0%, rgba(30, 58, 95, 0.3) 100%);
}

/* ========================================
   PRINT STYLES
   ======================================== */

@media print {
    .committee-card,
    .tourism-card {
        break-inside: avoid;
        box-shadow: none;
        border: 1px solid var(--gray-200);
    }
    
    .committee-photo,
    .tourism-image {
        height: 150px;
    }
    
    .header,
    .back-to-top,
    .mobile-menu-btn {
        display: none !important;
    }
}

/* ========================================
   FORM STYLES
   ======================================== */

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

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: var(--gray-700);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 1px solid var(--gray-300);
    border-radius: var(--radius);
    font-size: 1rem;
    font-family: var(--font-body);
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-teal);
    box-shadow: 0 0 0 3px rgba(13, 148, 136, 0.1);
}

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

.form-row {
    display: grid;
    gap: 1.5rem;
}

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

/* Alert Messages */
.alert {
    padding: 1rem 1.5rem;
    border-radius: var(--radius);
    margin-bottom: 1.5rem;
}

.alert-success {
    background: #d1fae5;
    color: #065f46;
    border: 1px solid #a7f3d0;
}

.alert-error {
    background: #fee2e2;
    color: #991b1b;
    border: 1px solid #fecaca;
}

.alert-info {
    background: #dbeafe;
    color: #1e40af;
    border: 1px solid #bfdbfe;
}

/* Hide reCAPTCHA badge */
.grecaptcha-badge { 
    visibility: hidden !important; 
}