/* =============================================
   FERMA Roads Summit 2026 - Stylesheet
   A modern, elegant registration portal
   ============================================= */

/* =============================================
   CSS Variables (Design Tokens)
   ============================================= */
:root {
    /* Primary Colors */
    --color-primary: #0A5C36;
    --color-primary-dark: #084228;
    --color-primary-light: #0E7A48;
    
    /* Secondary Colors */
    --color-secondary: #1B5E20;
    --color-forest: #2E7D32;
    
    /* Accent Colors */
    --color-gold: #D4A017;
    --color-gold-light: #F4C430;
    --color-gold-dark: #B8860B;
    
    /* Neutral Colors */
    --color-white: #FFFFFF;
    --color-off-white: #F8F9FA;
    --color-gray-100: #F1F3F4;
    --color-gray-200: #E8EAED;
    --color-gray-300: #DADCE0;
    --color-gray-400: #BDC1C6;
    --color-gray-500: #9AA0A6;
    --color-gray-600: #80868B;
    --color-gray-700: #5F6368;
    --color-gray-800: #3C4043;
    --color-gray-900: #202124;
    --color-black: #0D0D0D;
    
    /* Functional Colors */
    --color-success: #34A853;
    --color-error: #EA4335;
    --color-warning: #FBBC04;
    
    /* Gradients */
    --gradient-primary: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    --gradient-gold: linear-gradient(135deg, var(--color-gold-light) 0%, var(--color-gold) 100%);
    --gradient-hero: linear-gradient(180deg, rgba(10, 92, 54, 0.85) 0%, rgba(8, 66, 40, 0.95) 100%);
    --gradient-card: linear-gradient(180deg, rgba(255, 255, 255, 0) 0%, rgba(10, 92, 54, 0.03) 100%);
    
    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    --shadow-gold: 0 4px 14px 0 rgba(212, 160, 23, 0.4);
    --shadow-primary: 0 4px 14px 0 rgba(10, 92, 54, 0.4);
    
    /* Typography */
    --font-heading: 'Montserrat', sans-serif;
    --font-body: 'Open Sans', sans-serif;
    
    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    --spacing-3xl: 4rem;
    
    /* Border Radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    --radius-full: 50%;
    
    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-normal: 300ms ease;
    --transition-slow: 500ms ease;
    
    /* Container Width */
    --container-max: 1200px;
    --container-narrow: 900px;
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-body);
    font-size: 1rem;
    line-height: 1.6;
    color: var(--color-gray-800);
    background-color: var(--color-white);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

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

ul, ol {
    list-style: none;
}

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

input, select, textarea {
    font-family: inherit;
    font-size: inherit;
}

/* =============================================
   Utility Classes
   ============================================= */
.container {
    width: 100%;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-3xl);
}

.section-tag {
    display: inline-block;
    padding: var(--spacing-xs) var(--spacing-md);
    background: var(--gradient-gold);
    color: var(--color-gray-900);
    font-family: var(--font-heading);
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    border-radius: var(--radius-sm);
    margin-bottom: var(--spacing-md);
}

.section-title {
    font-family: var(--font-heading);
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: var(--spacing-sm);
}

.section-desc {
    font-size: 1.125rem;
    color: var(--color-gray-600);
    max-width: 600px;
    margin: 0 auto;
}

/* =============================================
   Animations
   ============================================= */
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

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

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-100%);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.05); }
}

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

@keyframes spin {
    to { transform: rotate(360deg); }
}

.animate-fade-in {
    animation: fadeIn 0.8s ease forwards;
}

.animate-fade-in-up {
    animation: fadeInUp 0.8s ease forwards;
}

.delay-1 { animation-delay: 0.2s; opacity: 0; }
.delay-2 { animation-delay: 0.4s; opacity: 0; }
.delay-3 { animation-delay: 0.6s; opacity: 0; }

/* =============================================
   Navigation
   ============================================= */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: var(--spacing-md) 0;
    transition: all var(--transition-normal);
}

.navbar.scrolled {
    background-color: var(--color-white);
    box-shadow: var(--shadow-md);
    padding: var(--spacing-sm) 0;
}

.nav-container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.logo-img {
    width: 50px;
    height: 50px;
    object-fit: contain;
    border-radius: var(--radius-full);
    background: var(--color-white);
}

.logo-text {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--color-white);
    transition: color var(--transition-fast);
}

.navbar.scrolled .logo-text {
    color: var(--color-primary);
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: var(--spacing-xl);
}

.nav-link {
    font-family: var(--font-heading);
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--color-white);
    padding: var(--spacing-sm);
    position: relative;
    transition: color var(--transition-fast);
}

.navbar.scrolled .nav-link {
    color: var(--color-gray-700);
}

.nav-link:hover {
    color: var(--color-gold);
}

.navbar.scrolled .nav-link:hover {
    color: var(--color-primary);
}

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

.nav-link:hover::after {
    width: 100%;
}

.nav-cta {
    background: var(--gradient-gold);
    color: var(--color-gray-900) !important;
    padding: var(--spacing-sm) var(--spacing-lg) !important;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-gold);
}

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

.nav-cta:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(212, 160, 23, 0.5);
}

/* Mobile Navigation */
.nav-toggle {
    display: none;
    flex-direction: column;
    justify-content: center;
    width: 30px;
    height: 30px;
    padding: 0;
}

.hamburger {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--color-white);
    position: relative;
    transition: background var(--transition-fast);
}

.navbar.scrolled .hamburger {
    background: var(--color-primary);
}

.hamburger::before,
.hamburger::after {
    content: '';
    position: absolute;
    left: 0;
    width: 24px;
    height: 2px;
    background: inherit;
    transition: transform var(--transition-fast);
}

.hamburger::before { top: -7px; }
.hamburger::after { top: 7px; }

.nav-toggle.active .hamburger {
    background: transparent;
}

.nav-toggle.active .hamburger::before {
    transform: translateY(7px) rotate(45deg);
    background: var(--color-primary);
}

.nav-toggle.active .hamburger::after {
    transform: translateY(-7px) rotate(-45deg);
    background: var(--color-primary);
}

/* =============================================
   Hero Section
   ============================================= */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    background: url('images/hero-bg.jpg') center/cover no-repeat fixed;
    padding: var(--spacing-3xl) var(--spacing-lg);
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: var(--gradient-hero);
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 900px;
}

.hero-badge {
    margin-bottom: var(--spacing-lg);
}

.theme-label {
    display: inline-block;
    padding: var(--spacing-sm) var(--spacing-xl);
    background: var(--gradient-gold);
    color: var(--color-gray-900);
    font-family: var(--font-heading);
    font-size: 0.875rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow-gold);
    position: relative;
}

.theme-label::before {
    content: '';
    position: absolute;
    left: -8px;
    top: 50%;
    transform: translateY(-50%);
    width: 4px;
    height: 70%;
    background: var(--color-gold-dark);
    border-radius: var(--radius-sm);
}

.hero-title {
    font-family: var(--font-heading);
    margin-bottom: var(--spacing-lg);
}

.title-ferma {
    display: block;
    font-size: clamp(3rem, 10vw, 6rem);
    font-weight: 800;
    color: var(--color-white);
    text-shadow: 2px 4px 8px rgba(0, 0, 0, 0.3);
    letter-spacing: 0.05em;
}

.title-summit {
    display: block;
    font-size: clamp(1.5rem, 4vw, 2.5rem);
    font-weight: 600;
    color: var(--color-gold);
    margin-top: var(--spacing-sm);
}

.hero-subtitle {
    font-family: var(--font-heading);
    font-size: clamp(1.125rem, 2.5vw, 1.5rem);
    font-weight: 500;
    color: var(--color-white);
    margin-bottom: var(--spacing-2xl);
    opacity: 0.95;
}

.hero-info {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-2xl);
}

.info-box {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    padding: var(--spacing-md) var(--spacing-xl);
    border-radius: var(--radius-md);
    min-width: 200px;
}

.info-label {
    display: block;
    font-family: var(--font-heading);
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--color-gold);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: var(--spacing-xs);
}

.info-value {
    display: block;
    font-family: var(--font-heading);
    font-size: 1rem;
    font-weight: 600;
    color: var(--color-white);
}

.info-value sup {
    font-size: 0.6em;
}

/* Button Styles */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    font-family: var(--font-heading);
    font-size: 1rem;
    font-weight: 600;
    padding: var(--spacing-md) var(--spacing-2xl);
    border-radius: var(--radius-md);
    transition: all var(--transition-normal);
    cursor: pointer;
}

.btn-primary {
    background: var(--gradient-gold);
    color: var(--color-gray-900);
    box-shadow: var(--shadow-gold);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(212, 160, 23, 0.5);
}

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

.btn-icon {
    width: 20px;
    height: 20px;
    transition: transform var(--transition-fast);
}

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

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

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

/* Hero Scroll Indicator */
.hero-scroll {
    position: absolute;
    bottom: var(--spacing-2xl);
    left: 50%;
    transform: translateX(-50%);
    text-align: center;
    color: var(--color-white);
    opacity: 0.7;
    animation: bounce 2s infinite;
}

.hero-scroll span {
    display: block;
    font-size: 0.75rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: var(--spacing-sm);
}

.scroll-indicator {
    width: 24px;
    height: 40px;
    border: 2px solid var(--color-white);
    border-radius: 12px;
    margin: 0 auto;
    position: relative;
}

.scroll-indicator::before {
    content: '';
    position: absolute;
    top: 8px;
    left: 50%;
    transform: translateX(-50%);
    width: 4px;
    height: 8px;
    background: var(--color-white);
    border-radius: 2px;
    animation: fadeIn 1.5s infinite;
}

/* =============================================
   Countdown Timer
   ============================================= */
.countdown-section {
    margin-bottom: var(--spacing-2xl);
}

.countdown-title {
    font-family: var(--font-heading);
    font-size: 1rem;
    font-weight: 600;
    color: var(--color-gold);
    text-transform: uppercase;
    letter-spacing: 0.15em;
    margin-bottom: var(--spacing-md);
}

.countdown-timer {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
}

.countdown-item {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(15px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-lg);
    padding: var(--spacing-md) var(--spacing-lg);
    min-width: 90px;
    text-align: center;
    transition: all var(--transition-normal);
}

.countdown-item:hover {
    transform: translateY(-4px);
    background: rgba(255, 255, 255, 0.15);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.countdown-value {
    display: block;
    font-family: var(--font-heading);
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 800;
    color: var(--color-white);
    line-height: 1;
    text-shadow: 2px 4px 8px rgba(0, 0, 0, 0.3);
}

.countdown-label {
    display: block;
    font-family: var(--font-heading);
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--color-gold);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-top: var(--spacing-xs);
}

.countdown-separator {
    font-family: var(--font-heading);
    font-size: clamp(1.5rem, 4vw, 2.5rem);
    font-weight: 800;
    color: var(--color-gold);
    animation: pulse 1s ease-in-out infinite;
}

@keyframes countdownPulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.05); }
}

.countdown-item.pulse-animation {
    animation: countdownPulse 0.3s ease-out;
}

/* Banner Frame in About Section */
.banner-frame {
    border-radius: var(--radius-lg);
    overflow: visible;
    box-shadow: var(--shadow-xl);
    display: flex;
    align-items: center;
    justify-content: center;
}

.banner-frame::before {
    display: none;
}

.banner-frame img {
    width: 100%;
    height: auto;
    max-width: 100%;
    object-fit: contain;
    display: block;
}

/* =============================================
   About Section
   ============================================= */
.about {
    padding: var(--spacing-3xl) 0;
    background: var(--color-off-white);
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-3xl);
    align-items: center;
}

.about-text {
    order: 1;
}

.about-lead {
    font-size: 1.25rem;
    font-weight: 500;
    color: var(--color-gray-800);
    margin-bottom: var(--spacing-lg);
    line-height: 1.7;
}

.about-text p {
    color: var(--color-gray-600);
    margin-bottom: var(--spacing-xl);
}

.about-highlights {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-lg);
}

.highlight-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    background: var(--color-white);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    flex: 1;
    min-width: 180px;
}

.highlight-icon {
    width: 48px;
    height: 48px;
    background: var(--gradient-primary);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.highlight-icon svg {
    width: 24px;
    height: 24px;
    stroke: var(--color-white);
}

.highlight-text strong {
    display: block;
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--color-primary);
}

.highlight-text span {
    font-size: 0.875rem;
    color: var(--color-gray-600);
}

.about-image {
    order: 2;
    width: 100%;
}

.about-image .image-frame {
    width: 100%;
    max-width: 100%;
}

.about-image .banner-frame {
    width: 100%;
    max-width: 100%;
}

.about-image .banner-frame img {
    max-width: 100%;
    height: auto;
    object-fit: contain;
}

.image-frame {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: visible;
    box-shadow: var(--shadow-xl);
}

.image-frame.banner-frame {
    overflow: visible;
}

.image-frame::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, transparent 60%, rgba(10, 92, 54, 0.8) 100%);
    z-index: 1;
}

.image-frame img {
    width: 100%;
    height: auto;
    object-fit: contain;
    display: block;
}

.image-caption {
    position: absolute;
    bottom: var(--spacing-lg);
    left: var(--spacing-lg);
    right: var(--spacing-lg);
    z-index: 2;
    font-family: var(--font-heading);
    font-size: 1rem;
    font-weight: 600;
    color: var(--color-white);
}

/* =============================================
   Dignitaries Section
   ============================================= */
.dignitaries {
    padding: var(--spacing-3xl) 0;
    background: var(--color-white);
}

.dignitaries-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-xl);
}

.dignitary-card {
    background: var(--color-white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: all var(--transition-normal);
    border: 1px solid var(--color-gray-200);
}

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

.card-image {
    height: 200px;
    background: linear-gradient(135deg, var(--color-gray-100) 0%, var(--color-gray-200) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.card-image::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-gold);
}

.image-placeholder {
    width: 100px;
    height: 100px;
    background: var(--color-gray-300);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
}

.image-placeholder svg {
    width: 50px;
    height: 50px;
    stroke: var(--color-gray-500);
}

.card-content {
    padding: var(--spacing-xl);
}

.card-name {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: var(--spacing-xs);
}

.card-title {
    font-family: var(--font-heading);
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--color-gold-dark);
    margin-bottom: var(--spacing-md);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.card-bio {
    font-size: 0.9375rem;
    color: var(--color-gray-600);
    line-height: 1.6;
}

/* =============================================
   Registration Section
   ============================================= */
.registration {
    padding: var(--spacing-3xl) 0;
    background: linear-gradient(180deg, var(--color-off-white) 0%, var(--color-white) 100%);
}

.registration-wrapper {
    max-width: var(--container-narrow);
    margin: 0 auto;
}

.form-card {
    background: var(--color-white);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    padding: var(--spacing-2xl);
    border: 1px solid var(--color-gray-200);
    position: relative;
    overflow: hidden;
}

.form-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 6px;
    background: var(--gradient-primary);
}

.registration-form {
    display: grid;
    gap: var(--spacing-lg);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
}

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

.form-group.full-width {
    grid-column: 1 / -1;
}

.form-label {
    font-family: var(--font-heading);
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--color-gray-700);
    margin-bottom: var(--spacing-sm);
}

.required {
    color: var(--color-error);
}

.form-input {
    width: 100%;
    padding: var(--spacing-md);
    font-size: 1rem;
    color: var(--color-gray-800);
    background: var(--color-gray-100);
    border: 2px solid transparent;
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
    outline: none;
}

.form-input::placeholder {
    color: var(--color-gray-500);
}

.form-input:focus {
    background: var(--color-white);
    border-color: var(--color-primary);
    box-shadow: 0 0 0 4px rgba(10, 92, 54, 0.1);
}

.form-input.error {
    border-color: var(--color-error);
    background: #FEF2F2;
}

.form-input.error:focus {
    box-shadow: 0 0 0 4px rgba(234, 67, 53, 0.1);
}

.form-select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='24' height='24' viewBox='0 0 24 24' fill='none' stroke='%235F6368' 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 var(--spacing-md) center;
    background-size: 18px;
    padding-right: calc(var(--spacing-md) * 3);
    cursor: pointer;
}

.form-textarea {
    resize: vertical;
    min-height: 100px;
}

.error-message {
    font-size: 0.75rem;
    color: var(--color-error);
    margin-top: var(--spacing-xs);
    min-height: 1rem;
}

/* Radio Group */
.radio-group {
    display: flex;
    gap: var(--spacing-xl);
    padding-top: var(--spacing-sm);
}

.radio-label {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    cursor: pointer;
}

.radio-input {
    display: none;
}

.radio-custom {
    width: 20px;
    height: 20px;
    border: 2px solid var(--color-gray-400);
    border-radius: var(--radius-full);
    position: relative;
    transition: all var(--transition-fast);
}

.radio-custom::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) scale(0);
    width: 10px;
    height: 10px;
    background: var(--color-primary);
    border-radius: var(--radius-full);
    transition: transform var(--transition-fast);
}

.radio-input:checked + .radio-custom {
    border-color: var(--color-primary);
}

.radio-input:checked + .radio-custom::after {
    transform: translate(-50%, -50%) scale(1);
}

.radio-text {
    font-size: 0.9375rem;
    color: var(--color-gray-700);
}

/* Form Actions */
.form-actions {
    display: flex;
    justify-content: center;
    padding-top: var(--spacing-md);
}

.btn-submit {
    background: var(--gradient-primary);
    color: var(--color-white);
    min-width: 200px;
    box-shadow: var(--shadow-primary);
    position: relative;
}

.btn-submit:hover:not(:disabled) {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(10, 92, 54, 0.4);
}

.btn-submit:disabled {
    opacity: 0.7;
    cursor: not-allowed;
}

.btn-submit.loading .btn-text {
    visibility: hidden;
}

.btn-loader {
    display: none;
    position: absolute;
    width: 20px;
    height: 20px;
    border: 2px solid var(--color-white);
    border-top-color: transparent;
    border-radius: var(--radius-full);
    animation: spin 0.8s linear infinite;
}

.btn-submit.loading .btn-loader {
    display: block;
}

/* Success Message */
.success-message {
    display: none;
    text-align: center;
    padding: var(--spacing-2xl);
}

.success-message.show {
    display: block;
    animation: fadeInUp 0.5s ease forwards;
}

.success-icon {
    width: 80px;
    height: 80px;
    background: #ECFDF5;
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-lg);
}

.success-icon svg {
    width: 40px;
    height: 40px;
    stroke: var(--color-success);
}

.success-message h3 {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: var(--spacing-md);
}

.success-message p {
    color: var(--color-gray-600);
    margin-bottom: var(--spacing-xl);
    max-width: 400px;
    margin-left: auto;
    margin-right: auto;
}

/* =============================================
   Footer
   ============================================= */
.footer {
    background: var(--color-primary-dark);
    color: var(--color-white);
    padding: var(--spacing-3xl) 0 var(--spacing-xl);
}

.footer-content {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr;
    gap: var(--spacing-2xl);
    padding-bottom: var(--spacing-2xl);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-brand {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.footer-logo {
    width: 80px;
    height: 80px;
    object-fit: contain;
    border-radius: var(--radius-full);
    background: var(--color-white);
}

.footer-tagline {
    font-family: var(--font-heading);
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--color-gold);
}

.footer-contact h4,
.footer-links h4 {
    font-family: var(--font-heading);
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: var(--spacing-lg);
    color: var(--color-white);
}

.contact-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.9375rem;
}

.contact-item svg {
    width: 18px;
    height: 18px;
    flex-shrink: 0;
}

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

.footer-links a {
    display: block;
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: var(--spacing-sm);
    font-size: 0.9375rem;
    transition: all var(--transition-fast);
}

.footer-links a:hover {
    color: var(--color-gold);
    padding-left: var(--spacing-sm);
}

.footer-bottom {
    padding-top: var(--spacing-xl);
    text-align: center;
}

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

.copyright {
    font-size: 0.8125rem;
    color: rgba(255, 255, 255, 0.5);
}

/* =============================================
   Responsive Styles
   ============================================= */
@media (max-width: 992px) {
    .about-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-2xl);
    }
    
    .about-text {
        order: 2;
    }
    
    .about-image {
        order: 1;
    }
    
    .footer-content {
        grid-template-columns: 1fr 1fr;
    }
    
    .footer-brand {
        grid-column: 1 / -1;
        text-align: center;
        align-items: center;
    }
}

@media (max-width: 768px) {
    .nav-toggle {
        display: flex;
    }
    
    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        max-width: 300px;
        height: 100vh;
        background: var(--color-white);
        flex-direction: column;
        justify-content: center;
        gap: var(--spacing-xl);
        box-shadow: var(--shadow-xl);
        transition: right var(--transition-normal);
        z-index: 999;
    }
    
    .nav-menu.active {
        right: 0;
    }
    
    .nav-link {
        color: var(--color-gray-700);
        font-size: 1.125rem;
    }
    
    .nav-cta {
        margin-top: var(--spacing-md);
    }
    
    .hero {
        padding-top: 100px;
    }
    
    .hero-info {
        flex-direction: column;
        align-items: center;
    }
    
    .info-box {
        width: 100%;
        max-width: 300px;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .form-card {
        padding: var(--spacing-lg);
    }
    
    .radio-group {
        flex-direction: column;
        gap: var(--spacing-md);
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .footer-brand {
        align-items: center;
    }
    
    .contact-item {
        justify-content: center;
    }
    
    .footer-links a:hover {
        padding-left: 0;
    }
}

@media (max-width: 480px) {
    :root {
        font-size: 14px;
    }
    
    .container {
        padding: 0 var(--spacing-md);
    }
    
    .section-header {
        margin-bottom: var(--spacing-2xl);
    }
    
    .about,
    .dignitaries,
    .registration {
        padding: var(--spacing-2xl) 0;
    }
    
    .highlight-item {
        min-width: 100%;
    }
    
    .dignitaries-grid {
        grid-template-columns: 1fr;
    }
}

/* =============================================
   Print Styles
   ============================================= */
@media print {
    .navbar,
    .hero-scroll,
    .btn,
    .registration {
        display: none;
    }
    
    .hero {
        min-height: auto;
        padding: var(--spacing-xl);
    }
    
    .hero-overlay {
        background: var(--color-primary);
    }
}