/* ============================================
   YAPAY ZEKA ÇAĞINDA İNSAN OLMAK
   Premium Event Registration Website
   Dual Theme (Light/Dark) · Mobile-First
   ============================================ */

/* === CSS Custom Properties (Theme System) === */
:root {
    /* Typography */
    --font-primary: 'Outfit', 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;

    /* Spacing */
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-2xl: 3rem;
    --space-3xl: 4rem;
    --space-4xl: 6rem;

    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --radius-full: 9999px;

    /* Transitions */
    --transition-fast: 0.15s ease;
    --transition-base: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-smooth: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-spring: 0.6s cubic-bezier(0.34, 1.56, 0.64, 1);

    /* Shadows */
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.08);
    --shadow-md: 0 4px 16px rgba(0,0,0,0.1);
    --shadow-lg: 0 8px 32px rgba(0,0,0,0.12);
    --shadow-xl: 0 16px 48px rgba(0,0,0,0.16);
}

/* === Light Theme === */
[data-theme="light"] {
    --bg-primary: #FAFAFA;
    --bg-secondary: #FFFFFF;
    --bg-tertiary: #F3F4F6;
    --bg-hero: linear-gradient(165deg, #FFFFFF 0%, #F8F6F3 40%, #F0EDE8 100%);
    --bg-card: #FFFFFF;
    --bg-card-hover: #FEFEFE;
    --bg-glass: rgba(255, 255, 255, 0.72);
    --bg-form: #FFFFFF;
    --bg-input: #F9FAFB;
    --bg-input-focus: #FFFFFF;

    --text-primary: #111827;
    --text-secondary: #4B5563;
    --text-tertiary: #9CA3AF;
    --text-inverse: #FFFFFF;

    --accent-primary: #991B1B;
    --accent-primary-light: #DC2626;
    --accent-secondary: #B8860B;
    --accent-secondary-light: #D4A017;
    --accent-gradient: linear-gradient(135deg, #991B1B, #B8860B);
    --accent-glow: rgba(153, 27, 27, 0.15);

    --border-color: #E5E7EB;
    --border-light: #F3F4F6;
    --border-focus: #991B1B;

    --nav-bg: rgba(255, 255, 255, 0.88);
    --nav-border: rgba(0, 0, 0, 0.06);

    --tag-bg: #FEF2F2;
    --tag-text: #991B1B;

    --success-bg: #ECFDF5;
    --success-text: #065F46;
    --success-border: #A7F3D0;

    --error-text: #DC2626;

    --logo-filter: none;
    --logo-zamansiz-filter: none;

    --footer-bg: #111827;
    --footer-text: #D1D5DB;
}

/* === Dark Theme === */
[data-theme="dark"] {
    --bg-primary: #0A0A0F;
    --bg-secondary: #12121A;
    --bg-tertiary: #1A1A25;
    --bg-hero: linear-gradient(165deg, #0A0A0F 0%, #0F0F1A 40%, #141425 100%);
    --bg-card: #16161F;
    --bg-card-hover: #1C1C28;
    --bg-glass: rgba(18, 18, 26, 0.78);
    --bg-form: #12121A;
    --bg-input: #1A1A25;
    --bg-input-focus: #1E1E2A;

    --text-primary: #F3F4F6;
    --text-secondary: #9CA3AF;
    --text-tertiary: #6B7280;
    --text-inverse: #111827;

    --accent-primary: #EF4444;
    --accent-primary-light: #F87171;
    --accent-secondary: #F59E0B;
    --accent-secondary-light: #FBBF24;
    --accent-gradient: linear-gradient(135deg, #EF4444, #F59E0B);
    --accent-glow: rgba(239, 68, 68, 0.2);

    --border-color: #2A2A35;
    --border-light: #1E1E28;
    --border-focus: #EF4444;

    --nav-bg: rgba(10, 10, 15, 0.92);
    --nav-border: rgba(255, 255, 255, 0.06);

    --tag-bg: rgba(239, 68, 68, 0.12);
    --tag-text: #F87171;

    --success-bg: rgba(16, 185, 129, 0.1);
    --success-text: #34D399;
    --success-border: rgba(52, 211, 153, 0.3);

    --error-text: #F87171;

    --logo-filter: brightness(1.1);
    --logo-zamansiz-filter: invert(1) brightness(2);

    --footer-bg: #06060A;
    --footer-text: #6B7280;
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
    -webkit-text-size-adjust: 100%;
    overflow-x: hidden;
    width: 100%;
    max-width: 100vw;
}

body {
    font-family: var(--font-body);
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    width: 100%;
    max-width: 100vw;
    position: relative;
    transition: background-color var(--transition-smooth), color var(--transition-smooth);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

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

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

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-lg);
}

/* === Navigation === */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: var(--nav-bg);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    border-bottom: 1px solid var(--nav-border);
    transition: all var(--transition-base);
}

.navbar.scrolled {
    box-shadow: var(--shadow-md);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-lg);
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
}

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

.nav-logo {
    width: 42px !important;
    height: 42px !important;
    min-width: 42px !important;
    min-height: 42px !important;
    max-width: 42px !important;
    max-height: 42px !important;
    aspect-ratio: 1 / 1 !important;
    border-radius: 50% !important;
    object-fit: contain;
    background: #ffffff;
    padding: 5px;
    border: 1.5px solid var(--border-color);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    transition: transform var(--transition-fast), box-shadow var(--transition-fast);
    flex-shrink: 0;
    overflow: hidden;
}

.nav-logo:hover {
    transform: scale(1.08);
    box-shadow: 0 4px 14px rgba(99, 102, 241, 0.25);
}

.nav-logo.logo-dark-bg {
    filter: none;
}

.nav-links {
    display: none;
    align-items: center;
    gap: var(--space-lg);
}

.nav-link {
    font-family: var(--font-primary);
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-secondary);
    transition: color var(--transition-fast);
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--accent-gradient);
    transition: width var(--transition-base);
    border-radius: 1px;
}

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

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

.nav-cta {
    background: var(--accent-gradient);
    color: #fff !important;
    padding: 8px 20px;
    border-radius: var(--radius-full);
    font-weight: 600;
    transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

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

.nav-cta:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 16px var(--accent-glow);
    color: #fff !important;
}

/* Theme Toggle */
.theme-toggle {
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-full);
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.theme-toggle:hover {
    background: var(--bg-card-hover);
    border-color: var(--accent-primary);
    transform: rotate(15deg);
}

.theme-icon {
    font-size: 1.2rem;
    position: absolute;
    transition: all var(--transition-base);
}

[data-theme="light"] .theme-icon.moon {
    opacity: 0;
    transform: translateY(20px) rotate(-90deg);
}

[data-theme="light"] .theme-icon.sun {
    opacity: 1;
    transform: translateY(0) rotate(0);
}

[data-theme="dark"] .theme-icon.sun {
    opacity: 0;
    transform: translateY(-20px) rotate(90deg);
}

[data-theme="dark"] .theme-icon.moon {
    opacity: 1;
    transform: translateY(0) rotate(0);
}

/* Mobile Menu Button */
.mobile-menu-btn {
    display: flex;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    z-index: 1001;
}

.mobile-menu-btn span {
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    border-radius: 2px;
    transition: all var(--transition-base);
}

.mobile-menu-btn.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.mobile-menu-btn.active span:nth-child(2) {
    opacity: 0;
}

.mobile-menu-btn.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* Mobile Menu */
.mobile-menu {
    position: fixed;
    top: 72px;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--bg-primary);
    z-index: 999;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--space-xl);
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition-base);
}

.mobile-menu.active {
    opacity: 1;
    pointer-events: auto;
}

.mobile-link {
    font-family: var(--font-primary);
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-primary);
    transition: color var(--transition-fast);
}

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

.theme-toggle-mobile {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-full);
    padding: 12px 24px;
    cursor: pointer;
    font-family: var(--font-primary);
    font-size: 1rem;
    color: var(--text-primary);
    transition: all var(--transition-base);
}

.theme-toggle-mobile .theme-icon {
    position: relative;
    font-size: 1.1rem;
}

[data-theme="light"] .theme-toggle-mobile .moon,
[data-theme="dark"] .theme-toggle-mobile .sun {
    display: none;
}

/* === Hero Section === */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-hero);
    position: relative;
    overflow: hidden;
    padding: 120px var(--space-lg) var(--space-4xl);
}

.hero-bg-shapes {
    position: absolute;
    inset: 0;
    overflow: hidden;
    pointer-events: none;
}

.shape {
    position: absolute;
    border-radius: 50%;
    opacity: 0.04;
}

[data-theme="dark"] .shape {
    opacity: 0.06;
}

.shape-1 {
    width: 600px;
    height: 600px;
    background: var(--accent-primary);
    top: -200px;
    right: -200px;
    animation: float 20s ease-in-out infinite;
}

.shape-2 {
    width: 400px;
    height: 400px;
    background: var(--accent-secondary);
    bottom: -100px;
    left: -100px;
    animation: float 15s ease-in-out infinite reverse;
}

.shape-3 {
    width: 200px;
    height: 200px;
    background: var(--accent-primary-light);
    top: 40%;
    left: 10%;
    animation: float 12s ease-in-out infinite 2s;
}

.shape-4 {
    width: 300px;
    height: 300px;
    background: var(--accent-secondary-light);
    bottom: 20%;
    right: 5%;
    animation: float 18s ease-in-out infinite 4s;
}

@keyframes float {
    0%, 100% { transform: translate(0, 0) scale(1); }
    33% { transform: translate(30px, -20px) scale(1.05); }
    66% { transform: translate(-20px, 15px) scale(0.95); }
}

.hero-content {
    text-align: center;
    position: relative;
    z-index: 1;
    max-width: 800px;
}

.hero-logos {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-md);
    margin-bottom: var(--space-xl);
    flex-wrap: wrap;
}

.hero-logo {
    width: 68px !important;
    height: 68px !important;
    min-width: 68px !important;
    min-height: 68px !important;
    max-width: 68px !important;
    max-height: 68px !important;
    aspect-ratio: 1 / 1 !important;
    border-radius: 50% !important;
    object-fit: contain;
    background: #ffffff;
    padding: 8px;
    border: 2px solid var(--border-color);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.12);
    transition: transform var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-base);
    flex-shrink: 0;
    overflow: hidden;
}

.hero-logo:hover {
    transform: translateY(-3px) scale(1.06);
    box-shadow: 0 8px 24px rgba(99, 102, 241, 0.3);
    border-color: var(--accent-primary);
}

.hero-logo.logo-dark-bg {
    filter: none;
}

.logo-divider {
    font-family: var(--font-primary);
    font-size: 1.2rem;
    color: var(--text-tertiary);
    font-weight: 300;
}

.hero-presents {
    font-family: var(--font-primary);
    font-size: 0.85rem;
    font-weight: 500;
    letter-spacing: 4px;
    text-transform: uppercase;
    color: var(--accent-primary);
    margin-bottom: var(--space-lg);
}

/* Event Logo Wrapper & Theme Switching */
[data-theme="dark"] .theme-light-only { display: none !important; }
[data-theme="dark"] .theme-dark-only { display: block !important; }
[data-theme="light"] .theme-dark-only { display: none !important; }
[data-theme="light"] .theme-light-only { display: block !important; }

.hero-event-logo-wrapper {
    margin: 0 auto var(--space-xl);
    max-width: 640px;
    width: 92%;
    display: flex;
    justify-content: center;
    transition: transform var(--transition-base);
}

.hero-event-logo-wrapper:hover {
    transform: scale(1.02);
}

.hero-event-logo {
    width: 100%;
    height: auto;
    object-fit: contain;
    filter: drop-shadow(0 8px 32px rgba(0, 0, 0, 0.18));
}

.hero-title {
    font-family: var(--font-primary);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: var(--space-xl);
}

.title-line {
    display: block;
    font-size: clamp(2.2rem, 7vw, 5rem);
}

.title-accent {
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-meta {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-lg);
    margin-bottom: var(--space-2xl);
    flex-wrap: wrap;
}

.meta-item {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-family: var(--font-primary);
    font-size: 1rem;
    font-weight: 500;
    color: var(--text-secondary);
}

.meta-icon {
    font-size: 1.2rem;
}

.meta-divider {
    width: 4px;
    height: 4px;
    border-radius: 50%;
    background: var(--text-tertiary);
}

.hero-cta {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    background: var(--accent-gradient);
    color: #fff !important;
    padding: 16px 40px;
    border-radius: var(--radius-full);
    font-family: var(--font-primary);
    font-size: 1.1rem;
    font-weight: 600;
    text-decoration: none;
    transition: all var(--transition-base);
    box-shadow: 0 4px 24px var(--accent-glow);
}

.hero-cta:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 32px var(--accent-glow);
    color: #fff !important;
}

.hero-cta:active {
    transform: translateY(0);
}

.scroll-indicator {
    margin-top: var(--space-3xl);
}

.scroll-arrow {
    width: 24px;
    height: 24px;
    border-right: 2px solid var(--text-tertiary);
    border-bottom: 2px solid var(--text-tertiary);
    transform: rotate(45deg);
    margin: 0 auto;
    animation: scrollBounce 2s ease-in-out infinite;
}

@keyframes scrollBounce {
    0%, 100% { transform: rotate(45deg) translateY(0); opacity: 0.5; }
    50% { transform: rotate(45deg) translateY(8px); opacity: 1; }
}

/* === Sections === */
.section {
    padding: var(--space-4xl) 0;
}

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

.section-tag {
    display: inline-block;
    font-family: var(--font-primary);
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: var(--accent-primary);
    background: var(--tag-bg);
    padding: 6px 16px;
    border-radius: var(--radius-full);
    margin-bottom: var(--space-md);
}

.section-title {
    font-family: var(--font-primary);
    font-size: clamp(1.8rem, 4vw, 2.8rem);
    font-weight: 800;
    line-height: 1.2;
    color: var(--text-primary);
}

.section-desc {
    font-size: 1.05rem;
    color: var(--text-secondary);
    margin-top: var(--space-md);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

/* === About Section === */
.about {
    background: var(--bg-secondary);
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-lg);
    margin-bottom: var(--space-3xl);
}

.about-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: var(--space-xl);
    transition: all var(--transition-base);
}

.about-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--accent-primary);
}

.about-icon {
    font-size: 2rem;
    margin-bottom: var(--space-md);
}

.about-card h3 {
    font-family: var(--font-primary);
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: var(--space-sm);
    color: var(--text-primary);
}

.about-card p {
    font-size: 0.95rem;
    color: var(--text-secondary);
    line-height: 1.7;
}

/* Event Details */
.event-details {
    display: flex;
    flex-direction: column;
    gap: var(--space-lg);
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    padding: var(--space-2xl);
}

.detail-item {
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
}

.detail-label {
    font-family: var(--font-primary);
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--accent-primary);
}

.detail-value {
    font-family: var(--font-primary);
    font-size: 1.05rem;
    font-weight: 500;
    color: var(--text-primary);
}

.detail-sep {
    height: 1px;
    background: var(--border-light);
}

/* === Speakers Section === */
.speakers {
    background: var(--bg-primary);
}

.speakers-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-2xl);
}

.speakers .container {
    max-width: 1440px;
}

.speaker-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    overflow: hidden;
    transition: all var(--transition-base);
    display: flex;
    flex-direction: column;
    height: 100%;
}

.speaker-card:hover {
    box-shadow: var(--shadow-xl);
    border-color: var(--accent-secondary);
    transform: translateY(-4px);
}

.speaker-image-wrapper {
    width: 100%;
    height: 380px;
    overflow: hidden;
    background: var(--bg-tertiary);
    position: relative;
}

.speaker-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center 20%;
    transition: transform var(--transition-smooth);
}

/* Kişiye özel odaklama ayarları */
.speaker-card:nth-child(1) .speaker-image {
    object-position: center 20%;
}

.speaker-card:nth-child(2) .speaker-image {
    object-position: center 25%;
}

/* Resmi afiş illüstrasyonlu konuşmacılar (3-10) */
.speaker-card:nth-child(n+3) .speaker-image {
    object-position: top center;
}

.speaker-card:hover .speaker-image {
    transform: scale(1.06);
}

.speaker-image-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-tertiary);
    border-bottom: 1px solid var(--border-color);
}

.speaker-image-placeholder span {
    font-family: var(--font-primary);
    font-size: 0.9rem;
    color: var(--text-tertiary);
    font-weight: 500;
}

.speaker-info {
    padding: var(--space-xl);
    display: flex;
    flex-direction: column;
    flex-grow: 1;
}

.speaker-name {
    font-family: var(--font-primary);
    font-size: 1.48rem;
    font-weight: 800;
    color: var(--text-primary);
    margin-bottom: 6px;
    line-height: 1.25;
}

.speaker-title {
    font-family: var(--font-primary);
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--accent-primary);
    display: block;
    margin-bottom: var(--space-md);
    line-height: 1.45;
}

.speaker-bio {
    font-size: 0.94rem;
    line-height: 1.75;
    color: var(--text-secondary);
    margin-bottom: var(--space-lg);
    flex-grow: 1;
}

.speaker-tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-xs);
    margin-bottom: var(--space-lg);
}

.speaker-linkedin {
    margin-top: auto;
}

.tag {
    font-family: var(--font-primary);
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--tag-text);
    background: var(--tag-bg);
    padding: 4px 12px;
    border-radius: var(--radius-full);
}

.speaker-linkedin {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    font-family: var(--font-primary);
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--accent-primary);
    transition: all var(--transition-fast);
}

.speaker-linkedin:hover {
    color: var(--accent-primary-light);
    gap: var(--space-md);
}

/* === Gallery Section === */
.gallery {
    background: var(--bg-secondary);
}

.gallery-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-md);
}

.gallery-item {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    aspect-ratio: 16/10;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    transition: all var(--transition-base);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
}

.gallery-item:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.18);
    border-color: var(--accent-primary);
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    image-rendering: auto;
    transition: transform var(--transition-base);
}

.gallery-item:hover img {
    transform: scale(1.03);
}

/* === Registration Section === */
.registration {
    background: var(--bg-primary);
}

.form-wrapper {
    max-width: 740px;
    margin: 0 auto;
    background: var(--bg-form);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    padding: var(--space-xl);
    box-shadow: var(--shadow-md);
}

.form-section {
    margin-bottom: var(--space-2xl);
    padding-bottom: var(--space-2xl);
    border-bottom: 1px solid var(--border-light);
}

.form-section:last-of-type {
    border-bottom: none;
    margin-bottom: 0;
    padding-bottom: 0;
}

.form-section-header {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    margin-bottom: var(--space-xl);
}

.form-step-number {
    font-family: var(--font-primary);
    font-size: 0.8rem;
    font-weight: 700;
    color: #fff;
    background: var(--accent-gradient);
    width: 36px;
    height: 36px;
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.form-section-header h3 {
    font-family: var(--font-primary);
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--text-primary);
}

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

.form-group {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

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

.required {
    color: var(--accent-primary);
}

.form-group input,
.form-group select,
.form-group textarea {
    font-family: var(--font-body);
    font-size: 0.95rem;
    padding: 12px 16px;
    background: var(--bg-input);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    transition: all var(--transition-fast);
    outline: none;
    width: 100%;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--text-tertiary);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    background: var(--bg-input-focus);
    border-color: var(--border-focus);
    box-shadow: 0 0 0 3px var(--accent-glow);
}

.form-group textarea {
    resize: vertical;
    min-height: 90px;
}

.form-group select {
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%239CA3AF' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 16px center;
    padding-right: 40px;
}

.error-msg {
    font-size: 0.8rem;
    color: var(--error-text);
    font-weight: 500;
    min-height: 0;
    transition: all var(--transition-fast);
}

.error-msg.visible {
    min-height: 1.2em;
}

/* Radio Buttons */
.radio-group {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.radio-label {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    cursor: pointer;
    font-family: var(--font-body);
    font-size: 0.95rem;
    font-weight: 400;
    color: var(--text-secondary);
    padding: 10px 14px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.radio-label:hover {
    border-color: var(--accent-primary);
    background: var(--bg-input);
}

.radio-label input[type="radio"] {
    display: none;
}

.radio-custom {
    width: 18px;
    height: 18px;
    border: 2px solid var(--border-color);
    border-radius: 50%;
    flex-shrink: 0;
    position: relative;
    transition: all var(--transition-fast);
}

.radio-label input[type="radio"]:checked ~ .radio-custom {
    border-color: var(--accent-primary);
}

.radio-label input[type="radio"]:checked ~ .radio-custom::after {
    content: '';
    position: absolute;
    top: 3px;
    left: 3px;
    right: 3px;
    bottom: 3px;
    background: var(--accent-primary);
    border-radius: 50%;
}

.radio-label input[type="radio"]:checked {
    color: var(--text-primary);
}

/* Checkbox */
.checkbox-label {
    display: flex;
    align-items: flex-start;
    gap: var(--space-sm);
    cursor: pointer;
    font-size: 0.88rem;
    color: var(--text-secondary);
    line-height: 1.5;
}

.checkbox-label input[type="checkbox"] {
    display: none;
}

.checkbox-custom {
    width: 20px;
    height: 20px;
    border: 2px solid var(--border-color);
    border-radius: 4px;
    flex-shrink: 0;
    margin-top: 2px;
    position: relative;
    transition: all var(--transition-fast);
}

.checkbox-label input[type="checkbox"]:checked ~ .checkbox-custom {
    background: var(--accent-primary);
    border-color: var(--accent-primary);
}

.checkbox-label input[type="checkbox"]:checked ~ .checkbox-custom::after {
    content: '✓';
    color: #fff;
    font-size: 12px;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

.kvkk-link {
    text-decoration: underline;
    font-weight: 500;
}

/* Turnstile */
.turnstile-wrapper {
    margin: var(--space-xl) 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-sm);
}

.turnstile-note {
    font-size: 0.8rem;
    color: var(--text-tertiary);
}

/* Submit Button */
.submit-btn {
    width: 100%;
    padding: 16px;
    background: var(--accent-gradient);
    color: #fff;
    border: none;
    border-radius: var(--radius-md);
    font-family: var(--font-primary);
    font-size: 1.05rem;
    font-weight: 700;
    cursor: pointer;
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.submit-btn:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px var(--accent-glow);
}

.submit-btn:active:not(:disabled) {
    transform: translateY(0);
}

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

.btn-loading {
    display: none;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
}

.submit-btn.loading .btn-text {
    display: none;
}

.submit-btn.loading .btn-loading {
    display: flex;
}

.spinner {
    width: 20px;
    height: 20px;
    border: 2px solid rgba(255,255,255,0.3);
    border-top-color: #fff;
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

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

/* Success Message */
.success-message {
    display: none;
    text-align: center;
    padding: var(--space-3xl);
}

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

.success-icon {
    width: 72px;
    height: 72px;
    background: var(--success-bg);
    border: 2px solid var(--success-border);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--space-lg);
    font-size: 2rem;
    color: var(--success-text);
}

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

.success-message p {
    font-size: 1rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* === Footer === */
.footer {
    background: var(--footer-bg);
    padding: var(--space-3xl) 0 var(--space-lg);
}

.footer-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-xl);
    margin-bottom: var(--space-2xl);
}

.footer-logos {
    display: flex;
    align-items: center;
    gap: var(--space-lg);
}

.footer-logo {
    width: 48px !important;
    height: 48px !important;
    min-width: 48px !important;
    min-height: 48px !important;
    max-width: 48px !important;
    max-height: 48px !important;
    aspect-ratio: 1 / 1 !important;
    border-radius: 50% !important;
    object-fit: contain;
    background: #ffffff;
    padding: 6px;
    border: 1.5px solid rgba(255, 255, 255, 0.25);
    box-shadow: 0 3px 12px rgba(0, 0, 0, 0.25);
    opacity: 0.9;
    transition: transform var(--transition-fast), opacity var(--transition-fast), box-shadow var(--transition-fast);
    flex-shrink: 0;
    overflow: hidden;
}

.footer-logo:hover {
    opacity: 1;
    transform: translateY(-2px) scale(1.08);
    box-shadow: 0 6px 18px rgba(255, 255, 255, 0.3);
}

.footer-logo.logo-dark-bg {
    filter: none;
}

.footer-info {
    text-align: center;
}

.footer-info p {
    font-family: var(--font-primary);
    font-size: 1.1rem;
    font-weight: 600;
    color: #fff;
}

.footer-date {
    font-size: 0.9rem !important;
    font-weight: 400 !important;
    color: var(--footer-text) !important;
    margin-top: var(--space-xs);
}

.footer-links {
    display: flex;
    gap: var(--space-xl);
}

.footer-links a {
    font-family: var(--font-primary);
    font-size: 0.9rem;
    color: var(--footer-text);
    transition: color var(--transition-fast);
}

.footer-links a:hover {
    color: #fff;
}

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.08);
    padding-top: var(--space-lg);
    text-align: center;
}

.footer-bottom p {
    font-size: 0.8rem;
    color: var(--footer-text);
}

/* === Animations === */
.animate-on-scroll {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.6s ease, transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.animate-on-scroll.visible {
    opacity: 1;
    transform: translateY(0);
}

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

/* === Form Validation Styles === */
.form-group input.error,
.form-group select.error,
.form-group textarea.error {
    border-color: var(--error-text);
    box-shadow: 0 0 0 3px rgba(220, 38, 38, 0.1);
}

.form-group input.success,
.form-group select.success {
    border-color: #10B981;
}

/* === Responsive: Tablet+ === */
@media (min-width: 640px) {
    .form-grid {
        grid-template-columns: 1fr 1fr;
    }

    .form-grid-single {
        grid-template-columns: 1fr;
    }

    .gallery-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--space-lg);
    }

    .about-grid {
        grid-template-columns: repeat(3, 1fr);
    }

    .event-details {
        flex-direction: row;
        flex-wrap: wrap;
        justify-content: space-between;
        gap: var(--space-xl);
    }

    .detail-sep {
        width: 1px;
        height: auto;
        min-height: 40px;
    }
}

@media (min-width: 768px) {
    .nav-links {
        display: flex;
    }

    .mobile-menu-btn {
        display: none;
    }

    .hero-logo {
        width: 74px !important;
        height: 74px !important;
        min-width: 74px !important;
        min-height: 74px !important;
        aspect-ratio: 1 / 1 !important;
    }

    .form-wrapper {
        padding: var(--space-2xl);
    }

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

    .speaker-image-wrapper {
        height: 400px;
    }
}

@media (min-width: 1024px) {
    .hero-logo {
        width: 80px !important;
        height: 80px !important;
        min-width: 80px !important;
        min-height: 80px !important;
        aspect-ratio: 1 / 1 !important;
    }

    .speakers-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: var(--space-xl);
    }

    .speaker-image-wrapper {
        height: 380px;
    }

    .form-wrapper {
        padding: var(--space-3xl);
    }
}

@media (min-width: 1360px) {
    .speakers-grid {
        grid-template-columns: repeat(4, 1fr);
        gap: var(--space-xl);
    }

    .speaker-image-wrapper {
        height: 380px;
    }
}

/* === Modal Styles === */
.modal-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.75);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    z-index: 9999;
    align-items: center;
    justify-content: center;
    padding: var(--space-md);
    box-sizing: border-box;
    opacity: 0;
    transition: opacity var(--transition-base);
}

.modal-overlay.active,
.modal-overlay.visible {
    display: flex;
    opacity: 1;
}

.modal-dialog {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    width: 100%;
    max-width: 840px;
    max-height: 88vh;
    display: flex;
    flex-direction: column;
    position: relative;
    box-shadow: var(--shadow-xl);
    transform: translateY(20px) scale(0.98);
    transition: transform var(--transition-base);
    overflow: hidden;
}

.modal-overlay.active .modal-dialog,
.modal-overlay.visible .modal-dialog {
    transform: translateY(0) scale(1);
}

.modal-header {
    padding: var(--space-lg) var(--space-xl);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: var(--bg-tertiary);
}

.modal-header h3 {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--text-primary);
    margin: 0;
}

.modal-close-btn {
    background: transparent;
    border: none;
    font-size: 1.6rem;
    line-height: 1;
    color: var(--text-secondary);
    cursor: pointer;
    padding: 4px 8px;
    border-radius: var(--radius-sm);
    transition: color var(--transition-fast);
}

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

.modal-body {
    padding: var(--space-xl);
    overflow-y: auto;
    font-size: 0.92rem;
    line-height: 1.7;
    color: var(--text-primary);
    flex: 1;
}

.modal-footer {
    padding: var(--space-md) var(--space-xl);
    border-top: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: var(--bg-tertiary);
    flex-wrap: wrap;
    gap: var(--space-sm);
}

/* === Print styles === */
@media print {
    .navbar, .theme-toggle, .hero-cta, .scroll-indicator, .footer, .form-wrapper, .modal-overlay {
        display: none !important;
    }
}

/* === Katılımcı Türü Seçimi (Pills) === */
.participant-type-selector {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: var(--space-sm);
    margin-top: 6px;
}

.participant-type-pill {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 16px;
    border-radius: var(--radius-md);
    background: var(--bg-tertiary);
    border: 1.5px solid var(--border-color);
    cursor: pointer;
    transition: all var(--transition-fast);
    user-select: none;
}

.participant-type-pill input[type="radio"] {
    position: absolute;
    opacity: 0;
    pointer-events: none;
}

.participant-type-pill .pill-icon {
    font-size: 1.25rem;
    flex-shrink: 0;
}

.participant-type-pill .pill-text {
    font-size: 0.92rem;
    font-weight: 600;
    color: var(--text-secondary);
    transition: color var(--transition-fast);
}

.participant-type-pill:hover {
    border-color: var(--accent-primary);
    background: var(--bg-card);
    transform: translateY(-1px);
}

.participant-type-pill.active {
    background: rgba(99, 102, 241, 0.12);
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 1px var(--accent-primary), 0 4px 14px rgba(99, 102, 241, 0.15);
}

.participant-type-pill.active .pill-text {
    color: var(--accent-primary);
    font-weight: 700;
}

/* === Atatürk Konferans Salonu & Canlı Kontenjan Section === */
.hall-section {
    background: var(--bg-secondary);
    position: relative;
    overflow: hidden;
}

.hall-stats-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-md);
    margin-bottom: var(--space-xl);
}

@media (max-width: 860px) {
    .hall-stats-grid {
        grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    }
}

@media (max-width: 540px) {
    .hall-stats-grid {
        grid-template-columns: 1fr;
    }
}

.hall-stat-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
    display: flex;
    align-items: center;
    gap: var(--space-md);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-base);
}

.hall-stat-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
    border-color: var(--accent-primary);
}

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

.stat-icon-wrapper.purple {
    background: rgba(147, 51, 234, 0.12);
    color: #9333ea;
}

.stat-icon-wrapper.emerald {
    background: rgba(16, 185, 129, 0.12);
    color: #10b981;
}

.stat-icon-wrapper.amber {
    background: rgba(245, 158, 11, 0.12);
    color: #f59e0b;
}

.stat-icon-wrapper.blue {
    background: rgba(59, 130, 246, 0.12);
    color: #3b82f6;
}

.stat-meta {
    display: flex;
    flex-direction: column;
}

.stat-label {
    font-size: 0.82rem;
    font-weight: 500;
    color: var(--text-tertiary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.stat-value {
    font-size: 1.75rem;
    font-weight: 800;
    font-family: var(--font-secondary);
    color: var(--text-primary);
    line-height: 1.2;
}

.stat-unit {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-secondary);
}

/* Canlı İlerleme Çubuğu */
.hall-progress-wrapper {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
    margin-bottom: var(--space-2xl);
    box-shadow: var(--shadow-sm);
}

.hall-progress-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--space-sm);
    font-weight: 600;
    color: var(--text-primary);
}

.hall-progress-badge {
    display: inline-flex;
    align-items: center;
    padding: 3px 10px;
    border-radius: 9999px;
    font-size: 0.78rem;
    font-weight: 700;
    background: rgba(16, 185, 129, 0.15);
    color: #10b981;
    border: 1px solid rgba(16, 185, 129, 0.3);
}

.hall-progress-track {
    width: 100%;
    height: 14px;
    border-radius: 9999px;
    background: var(--bg-tertiary);
    overflow: hidden;
    position: relative;
}

.hall-progress-bar {
    height: 100%;
    border-radius: 9999px;
    background: linear-gradient(90deg, #10b981 0%, #6366f1 70%, #ec4899 100%);
    transition: width 1.2s cubic-bezier(0.16, 1, 0.3, 1);
    box-shadow: 0 0 12px rgba(99, 102, 241, 0.5);
}

.hall-progress-footer {
    display: flex;
    justify-content: space-between;
    margin-top: 8px;
    color: var(--text-tertiary);
    font-size: 0.82rem;
}

/* ======================================================
   ATATÜRK KONFERANS SALONU BİLET & KOLTUK SEÇİM KARTI
   Referans Tasarıma Birebir Uyumlu İnteraktif Tribün
   ====================================================== */
.hall-ticket-card {
    background: #ffffff;
    border: 1px solid #e2e8f0;
    border-radius: 16px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.06);
    overflow: hidden;
    position: relative;
    margin-top: var(--space-xl);
}

[data-theme="dark"] .hall-ticket-card {
    background: #13131c;
    border-color: rgba(255, 255, 255, 0.08);
    box-shadow: 0 12px 36px rgba(0, 0, 0, 0.35);
}

/* Üst Çubuk (Top Bar) */
.hall-card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 14px 20px;
    border-bottom: 1px solid #e2e8f0;
    background: #ffffff;
    gap: 12px;
    flex-wrap: wrap;
}

[data-theme="dark"] .hall-card-header {
    background: #181824;
    border-color: rgba(255, 255, 255, 0.08);
}

.hall-header-left {
    display: flex;
    align-items: center;
    gap: 10px;
}

.hall-btn-nav {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    padding: 7px 14px;
    background: #ffffff;
    border: 1px solid #cbd5e1;
    border-radius: 8px;
    font-size: 0.85rem;
    font-weight: 600;
    color: #475569;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.hall-btn-nav:hover {
    background: #f1f5f9;
    color: #0f172a;
    border-color: #94a3b8;
}

[data-theme="dark"] .hall-btn-nav {
    background: #1e1e2d;
    border-color: rgba(255, 255, 255, 0.15);
    color: #cbd5e1;
}

[data-theme="dark"] .hall-btn-nav:hover {
    background: #27273a;
    color: #ffffff;
}

.hall-btn-query {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    padding: 7px 15px;
    background: rgba(37, 99, 235, 0.06);
    border: 1px solid rgba(37, 99, 235, 0.3);
    border-radius: 8px;
    font-size: 0.85rem;
    font-weight: 600;
    color: #2563eb;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.hall-btn-query:hover {
    background: rgba(37, 99, 235, 0.12);
    border-color: #2563eb;
    transform: translateY(-1px);
}

[data-theme="dark"] .hall-btn-query {
    background: rgba(59, 130, 246, 0.15);
    border-color: rgba(59, 130, 246, 0.4);
    color: #60a5fa;
}

.hall-card-title {
    font-family: var(--font-primary);
    font-size: 1.18rem;
    font-weight: 800;
    color: #0f172a;
    margin: 0;
    text-align: center;
}

[data-theme="dark"] .hall-card-title {
    color: #f8fafc;
}

.hall-header-right {
    display: flex;
    align-items: center;
}

.hall-badge-shared {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 14px;
    border: 1px solid #cbd5e1;
    border-radius: 9999px;
    font-size: 0.82rem;
    font-weight: 600;
    color: #64748b;
    background: #ffffff;
}

[data-theme="dark"] .hall-badge-shared {
    background: #1a1a28;
    border-color: rgba(255, 255, 255, 0.12);
    color: #94a3b8;
}

/* Mobil Kaydırma İpucu */
.hall-mobile-hint {
    display: none;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 10px 16px;
    background: rgba(37, 99, 235, 0.08);
    border-bottom: 1px solid rgba(37, 99, 235, 0.15);
    color: #2563eb;
    font-size: 0.82rem;
    font-weight: 600;
    text-align: center;
}

[data-theme="dark"] .hall-mobile-hint {
    background: rgba(59, 130, 246, 0.12);
    border-color: rgba(59, 130, 246, 0.25);
    color: #93c5fd;
}

@media (max-width: 992px) {
    .hall-mobile-hint {
        display: flex;
    }
}

/* Noktalı İnteraktif Oturma Alanı (Canvas) */
.hall-canvas-area {
    position: relative;
    background-color: #ffffff;
    background-image: radial-gradient(#cbd5e1 1.2px, transparent 1.2px);
    background-size: 20px 20px;
    padding: 30px 15px 40px;
    overflow-x: auto !important;
    overflow-y: hidden;
    -webkit-overflow-scrolling: touch;
    width: 100%;
    max-width: 100%;
    min-height: 540px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: flex-start;
}

[data-theme="dark"] .hall-canvas-area {
    background-color: #0d0d14;
    background-image: radial-gradient(rgba(255, 255, 255, 0.12) 1.2px, transparent 1.2px);
}

/* Sol Alt Yakınlaştırma Araçları (Zoom Controls) */
.hall-zoom-controls {
    position: absolute;
    bottom: 20px;
    left: 20px;
    display: flex;
    align-items: center;
    gap: 6px;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(8px);
    border: 1px solid #cbd5e1;
    border-radius: 8px;
    padding: 4px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
    z-index: 15;
}

[data-theme="dark"] .hall-zoom-controls {
    background: rgba(26, 26, 38, 0.95);
    border-color: rgba(255, 255, 255, 0.12);
}

.zoom-btn {
    width: 32px;
    height: 32px;
    border: 1px solid #e2e8f0;
    border-radius: 6px;
    background: #ffffff;
    color: #475569;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.zoom-btn:hover {
    background: #f1f5f9;
    color: #0f172a;
    border-color: #94a3b8;
}

[data-theme="dark"] .zoom-btn {
    background: #14141e;
    border-color: rgba(255, 255, 255, 0.1);
    color: #94a3b8;
}

[data-theme="dark"] .zoom-btn:hover {
    background: #232334;
    color: #ffffff;
}

/* Arena Scale Wrapper */
.hall-arena-scale {
    transform-origin: center top;
    transition: transform 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    display: flex;
    flex-direction: column;
    align-items: center;
    width: 100%;
    max-width: 960px;
    margin: 0 auto;
}

/* Birleşik Tribün Yerleşimi (Amfitiyatro Sıra Düzeni) */
.hall-arena-rows {
    display: flex;
    flex-direction: column;
    align-items: center;
    width: auto;
    margin: 0 auto;
}

.hall-unified-row {
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 3.5px;
    width: auto;
}

.row-wing {
    display: flex;
    align-items: center;
    gap: 2.5px;
}

/* Sol Blok: Sağa (Koridora) yaslı ve hafif yukarı açılı */
.row-wing-sol {
    justify-content: flex-end;
    transform: rotate(4.2deg);
    transform-origin: right center;
}

/* Orta Blok: Düz Merkez */
.row-wing-orta {
    justify-content: center;
}

/* Orta Blok E sırası yürüyüş koridoru boşluğu */
.row-passage-orta {
    width: 200px;
    height: 18px;
}

/* Sağ Blok: Sola (Koridora) yaslı ve hafif yukarı açılı */
.row-wing-sag {
    justify-content: flex-start;
    transform: rotate(-4.2deg);
    transform-origin: left center;
}

/* Sıra Harf Etiketleri */
.row-label {
    font-size: 8px;
    font-weight: 700;
    user-select: none;
    text-align: center;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.row-label-outer {
    width: 14px;
    color: #94a3b8;
    opacity: 0.4;
    margin: 0 4px;
}

.row-label-aisle {
    width: 16px;
    color: #64748b;
    font-weight: 800;
    margin: 0 3px;
}

[data-theme="dark"] .row-label-aisle {
    color: #cbd5e1;
}

[data-theme="dark"] .row-label-outer {
    color: #64748b;
}

/* Koltuk Hapı (Seat Pill) */
.hall-seat-pill {
    width: 21px;
    height: 18px;
    border-radius: 4px;
    font-size: 8.5px;
    font-weight: 700;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    user-select: none;
    transition: all 0.15s ease;
    box-sizing: border-box;
    line-height: 1;
}

/* Müsait Koltuk (Beyaz) */
.hall-seat-pill.seat-available {
    background: #ffffff;
    border: 1px solid #cbd5e1;
    color: #334155;
    cursor: pointer;
}

.hall-seat-pill.seat-available:hover {
    border-color: #10b981;
    color: #047857;
    transform: scale(1.22);
    z-index: 10;
    box-shadow: 0 2px 8px rgba(16, 185, 129, 0.35);
}

[data-theme="dark"] .hall-seat-pill.seat-available {
    background: #1e1e2d;
    border-color: rgba(255, 255, 255, 0.22);
    color: #f1f5f9;
}

[data-theme="dark"] .hall-seat-pill.seat-available:hover {
    border-color: #10b981;
    color: #ffffff;
    transform: scale(1.22);
    z-index: 10;
    box-shadow: 0 2px 8px rgba(16, 185, 129, 0.45);
}

/* Dolu / Kayıtlı Koltuk (Kırmızı) */
.hall-seat-pill.seat-occupied {
    background: #ef4444 !important;
    border: 1px solid #dc2626 !important;
    color: #ffffff !important;
    cursor: not-allowed !important;
    opacity: 0.95;
    box-shadow: 0 1px 3px rgba(239, 68, 68, 0.4);
}

/* Seçilen Koltuk (Yeşil) */
.hall-seat-pill.seat-selected {
    background: #10b981 !important;
    border: 1px solid #059669 !important;
    color: #ffffff !important;
    box-shadow: 0 0 0 2.5px rgba(16, 185, 129, 0.5) !important;
    transform: scale(1.18);
    z-index: 12;
}

/* Orta Bloktaki Koridor Boşluğu (F ile D arası geçiş) */
.hall-corridor-gap {
    height: 16px;
    width: 100%;
}

/* SAHNE Barı (En Altta) */
.hall-stage-bottom {
    width: 380px;
    max-width: 88%;
    height: 42px;
    margin: 32px auto 10px;
    background: linear-gradient(180deg, #e2e8f0 0%, #cbd5e1 100%);
    border-top: 3.5px solid #10b981;
    border-radius: 35px 35px 8px 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 14px rgba(0, 0, 0, 0.06);
    user-select: none;
}

[data-theme="dark"] .hall-stage-bottom {
    background: linear-gradient(180deg, #1e1e2c 0%, #151520 100%);
    border-top: 3.5px solid #10b981;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.3);
}

.hall-stage-text {
    font-family: var(--font-primary);
    font-weight: 800;
    font-size: 13px;
    letter-spacing: 0.35em;
    color: #64748b;
}

[data-theme="dark"] .hall-stage-text {
    color: #94a3b8;
}

/* Seçim Alt Çubuğu (Koltuk Seçilince Açılan Bar) */
.hall-selection-bar {
    position: sticky;
    bottom: 0;
    left: 0;
    right: 0;
    background: #0f172a;
    color: #ffffff;
    padding: 12px 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    z-index: 20;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: 0 -4px 16px rgba(0, 0, 0, 0.2);
    animation: fadeInUp 0.25s ease;
    flex-wrap: wrap;
}

.selection-meta {
    display: flex;
    align-items: center;
    gap: 8px;
}

.selection-label {
    font-size: 0.85rem;
    color: #94a3b8;
}

.selection-value {
    font-size: 1rem;
    font-weight: 700;
    color: #34d399;
}

.selection-actions {
    display: flex;
    align-items: center;
    gap: 10px;
}

.btn-clear-seat {
    background: transparent;
    border: 1px solid rgba(255, 255, 255, 0.25);
    color: #cbd5e1;
    padding: 6px 12px;
    border-radius: 6px;
    font-size: 0.8rem;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.btn-clear-seat:hover {
    border-color: #ef4444;
    color: #ef4444;
}

.btn-confirm-seat {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: #10b981;
    color: #ffffff;
    padding: 8px 18px;
    border-radius: 6px;
    font-size: 0.88rem;
    font-weight: 700;
    text-decoration: none;
    transition: all var(--transition-fast);
}

.btn-confirm-seat:hover {
    background: #059669;
    color: #ffffff;
    transform: translateY(-1px);
}

/* Alt Lejant */
.hall-card-footer {
    padding: 14px 20px;
    border-top: 1px solid #e2e8f0;
    background: #f8fafc;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    flex-wrap: wrap;
}

[data-theme="dark"] .hall-card-footer {
    background: #161622;
    border-color: rgba(255, 255, 255, 0.08);
}

.hall-legend-pills {
    display: flex;
    align-items: center;
    gap: 16px;
    flex-wrap: wrap;
}

.legend-pill {
    display: flex;
    align-items: center;
    gap: 7px;
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--text-secondary);
}

.legend-box {
    width: 14px;
    height: 14px;
    border-radius: 3px;
    display: inline-block;
}

.box-occupied {
    background: #ef4444;
}

.box-available {
    background: #ffffff;
    border: 1px solid #cbd5e1;
}

[data-theme="dark"] .box-available {
    background: #1e1e2d;
    border-color: rgba(255, 255, 255, 0.2);
}

.box-selected {
    background: #10b981;
}

.hall-note-text {
    font-size: 0.8rem;
    color: var(--text-tertiary);
    max-width: 480px;
}

/* Form İçindeki Seçilen Koltuk Alanı */
.selected-seat-widget {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 16px;
    background: var(--bg-tertiary);
    border: 1.5px dashed var(--border-color);
    border-radius: var(--radius-md);
    gap: 14px;
    flex-wrap: wrap;
}

.selected-seat-widget.has-seat {
    border-style: solid;
    border-color: rgba(16, 185, 129, 0.4);
    background: rgba(16, 185, 129, 0.06);
}

.widget-icon {
    width: 36px;
    height: 36px;
    border-radius: 8px;
    background: rgba(16, 185, 129, 0.12);
    color: #10b981;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.widget-details {
    flex: 1;
    display: flex;
    flex-direction: column;
}

.widget-label {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-tertiary);
    font-weight: 600;
}

.widget-value {
    font-size: 0.95rem;
    color: var(--text-primary);
}

.selected-seat-widget.has-seat .widget-value {
    color: #059669;
}

[data-theme="dark"] .selected-seat-widget.has-seat .widget-value {
    color: #34d399;
}

.btn-select-seat-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 7px 14px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--text-primary);
    text-decoration: none;
    transition: all var(--transition-fast);
}

.btn-select-seat-link:hover {
    border-color: #10b981;
    color: #10b981;
}

/* Bilet Sorgulama Modalı Stilleri */
.ticket-query-dialog {
    max-width: 480px;
    width: 94%;
}

.ticket-header-title {
    display: flex;
    align-items: center;
    gap: 10px;
}

.ticket-header-title h3 {
    margin: 0;
    font-size: 1.15rem;
    font-weight: 700;
}

.ticket-query-intro {
    font-size: 0.88rem;
    color: var(--text-secondary);
    margin-bottom: var(--space-md);
    line-height: 1.5;
}

.ticket-search-box {
    display: flex;
    gap: 8px;
    margin-bottom: var(--space-md);
}

.ticket-search-box input {
    flex: 1;
    padding: 10px 14px;
    border: 1.5px solid var(--border-color);
    border-radius: var(--radius-sm);
    background: var(--bg-input);
    color: var(--text-primary);
    font-size: 0.9rem;
}

.ticket-search-box input:focus {
    border-color: #2563eb;
    outline: none;
}

.ticket-search-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 10px 18px;
    background: #2563eb;
    color: #ffffff;
    border: none;
    border-radius: var(--radius-sm);
    font-weight: 600;
    font-size: 0.88rem;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.ticket-search-btn:hover {
    background: #1d4ed8;
}

.ticket-status-area {
    padding: 10px 14px;
    border-radius: 6px;
    font-size: 0.85rem;
    margin-bottom: var(--space-md);
}

.ticket-status-error {
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.3);
    color: #ef4444;
}

.ticket-status-loading {
    background: rgba(37, 99, 235, 0.1);
    border: 1px solid rgba(37, 99, 235, 0.3);
    color: #2563eb;
}

/* Bilet Kartı Sonucu */
.ticket-result-card {
    background: var(--bg-tertiary);
    border: 1.5px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 18px;
    margin-top: var(--space-sm);
    animation: fadeInUp 0.3s ease;
}

.ticket-card-badge {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    background: rgba(16, 185, 129, 0.15);
    color: #059669;
    border: 1px solid rgba(16, 185, 129, 0.3);
    padding: 3px 8px;
    border-radius: 9999px;
    font-size: 0.72rem;
    font-weight: 700;
    margin-bottom: 8px;
}

.ticket-card-title {
    font-family: var(--font-primary);
    font-weight: 800;
    font-size: 1.05rem;
    color: var(--text-primary);
    margin-bottom: 2px;
}

.ticket-card-meta {
    font-size: 0.82rem;
    color: var(--text-secondary);
    margin-bottom: 14px;
}

.ticket-seat-highlight {
    background: #ffffff;
    border: 1.5px solid rgba(16, 185, 129, 0.4);
    border-radius: 8px;
    padding: 10px 14px;
    margin-bottom: 14px;
    text-align: center;
}

[data-theme="dark"] .ticket-seat-highlight {
    background: #1b1b28;
}

.ticket-seat-label {
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 1px;
    color: #10b981;
    display: block;
    margin-bottom: 2px;
}

.ticket-seat-val {
    font-size: 1.15rem;
    font-weight: 800;
    color: var(--text-primary);
}

.ticket-info-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
    font-size: 0.82rem;
}

.ticket-info-item {
    display: flex;
    flex-direction: column;
}

.ticket-info-item .t-lbl {
    font-size: 0.72rem;
    color: var(--text-tertiary);
}

.ticket-info-item .t-val {
    color: var(--text-primary);
    font-weight: 600;
}

/* ============================================
   Resmi Etkinlik Afişi (Official Poster) Showcase
   ============================================ */
.poster-section {
    position: relative;
    overflow: hidden;
    background: var(--bg-secondary);
    padding: var(--space-3xl) 0;
}

.poster-showcase-container {
    display: grid;
    grid-template-columns: minmax(320px, 440px) 1fr;
    gap: var(--space-2xl);
    align-items: center;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-2xl);
    padding: var(--space-2xl);
    box-shadow: var(--shadow-xl);
    position: relative;
}

/* Afiş Kartı & Çerçeve */
.poster-card {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
}

.poster-glow-backdrop {
    position: absolute;
    inset: -15px;
    background: radial-gradient(circle, rgba(234, 179, 8, 0.28) 0%, rgba(245, 158, 11, 0.08) 50%, transparent 75%);
    filter: blur(24px);
    z-index: 1;
    pointer-events: none;
    transition: opacity var(--transition-base);
}

.poster-card:hover .poster-glow-backdrop {
    opacity: 1;
    background: radial-gradient(circle, rgba(234, 179, 8, 0.4) 0%, rgba(245, 158, 11, 0.15) 50%, transparent 75%);
}

.poster-image-frame {
    position: relative;
    z-index: 2;
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: 0 20px 40px -15px rgba(0, 0, 0, 0.35), 0 0 0 1px rgba(255, 255, 255, 0.1);
    background: #0f172a;
    transition: transform var(--transition-base), box-shadow var(--transition-base);
    aspect-ratio: 4 / 5;
    max-height: 560px;
    width: 100%;
}

.poster-card:hover .poster-image-frame {
    transform: translateY(-6px) scale(1.01);
    box-shadow: 0 25px 50px -12px rgba(234, 179, 8, 0.25), 0 0 0 1px rgba(234, 179, 8, 0.3);
}

.poster-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    cursor: pointer;
    transition: transform 0.4s ease;
}

.poster-card:hover .poster-image {
    transform: scale(1.03);
}

.poster-overlay-actions {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: var(--space-md);
    background: linear-gradient(to top, rgba(0, 0, 0, 0.85) 0%, rgba(0, 0, 0, 0.4) 60%, transparent 100%);
    display: flex;
    justify-content: center;
    gap: var(--space-sm);
    opacity: 0;
    transform: translateY(10px);
    transition: all var(--transition-base);
    z-index: 3;
}

.poster-image-frame:hover .poster-overlay-actions {
    opacity: 1;
    transform: translateY(0);
}

.btn-poster-action {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 16px;
    border-radius: var(--radius-full);
    font-size: 0.85rem;
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    border: none;
    transition: all var(--transition-fast);
    backdrop-filter: blur(8px);
}

.btn-poster-action.btn-zoom {
    background: rgba(255, 255, 255, 0.92);
    color: #0f172a;
}

.btn-poster-action.btn-zoom:hover {
    background: #ffffff;
    transform: scale(1.05);
}

.btn-poster-action.btn-download {
    background: rgba(234, 179, 8, 0.92);
    color: #0f172a;
}

.btn-poster-action.btn-download:hover {
    background: #facc15;
    transform: scale(1.05);
}

/* Afiş Bilgi & İçerik Alanı */
.poster-info-content {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.poster-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 6px 14px;
    border-radius: var(--radius-full);
    background: rgba(234, 179, 8, 0.12);
    color: #d97706;
    border: 1px solid rgba(234, 179, 8, 0.28);
    font-size: 0.82rem;
    font-weight: 700;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    width: fit-content;
}

[data-theme="dark"] .poster-badge {
    color: #facc15;
    background: rgba(234, 179, 8, 0.15);
    border-color: rgba(234, 179, 8, 0.35);
}

.poster-title {
    font-family: var(--font-heading);
    font-size: 2.1rem;
    font-weight: 800;
    line-height: 1.2;
    color: var(--text-primary);
    margin: 0;
}

.poster-tagline {
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--color-primary);
    margin-top: -6px;
    margin-bottom: var(--space-xs);
}

.poster-description {
    font-size: 0.98rem;
    line-height: 1.7;
    color: var(--text-secondary);
    margin: 0;
}

.poster-features-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
    margin: var(--space-sm) 0;
    padding: var(--space-md) 0;
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
}

.poster-feature-item {
    display: flex;
    align-items: flex-start;
    gap: var(--space-md);
}

.poster-feature-item .p-icon {
    width: 38px;
    height: 38px;
    border-radius: var(--radius-md);
    background: rgba(37, 99, 235, 0.1);
    color: var(--color-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.poster-feature-item:nth-child(2) .p-icon {
    background: rgba(16, 185, 129, 0.1);
    color: #059669;
}

.poster-feature-item:nth-child(3) .p-icon {
    background: rgba(234, 179, 8, 0.12);
    color: #d97706;
}

.poster-feature-item .p-text {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.poster-feature-item .p-text strong {
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--text-primary);
}

.poster-feature-item .p-text span {
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.poster-action-buttons {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    flex-wrap: wrap;
    margin-top: var(--space-xs);
}

.btn-poster-cta {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: var(--accent-gradient, linear-gradient(135deg, #f97316 0%, #ea580c 100%)) !important;
    background-color: #ea580c !important;
    color: #ffffff !important;
    padding: 12px 28px;
    border-radius: var(--radius-full);
    font-size: 0.95rem;
    font-weight: 700;
    text-decoration: none;
    box-shadow: 0 4px 16px rgba(234, 88, 12, 0.35);
    transition: all var(--transition-fast);
}

.btn-poster-cta span {
    color: #ffffff !important;
}

.btn-poster-cta svg {
    color: #ffffff !important;
    stroke: #ffffff !important;
}

.btn-poster-cta:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 22px rgba(234, 88, 12, 0.5);
    color: #ffffff !important;
}

.btn-poster-secondary {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: var(--bg-tertiary);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
    padding: 12px 22px;
    border-radius: var(--radius-full);
    font-size: 0.92rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.btn-poster-secondary:hover {
    background: var(--card-hover-bg);
    border-color: var(--border-hover);
    transform: translateY(-2px);
}

/* Lightbox Modal */
.poster-lightbox-modal {
    position: fixed;
    inset: 0;
    z-index: 10000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
    padding: var(--space-md);
}

.poster-lightbox-modal.active {
    opacity: 1;
    visibility: visible;
}

.lightbox-overlay {
    position: absolute;
    inset: 0;
    background: rgba(15, 23, 42, 0.88);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
}

.lightbox-content {
    position: relative;
    z-index: 2;
    max-width: 90vw;
    max-height: 92vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    background: #0f172a;
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: var(--radius-2xl);
    overflow: hidden;
    box-shadow: 0 25px 60px -15px rgba(0, 0, 0, 0.7);
    transform: scale(0.95);
    transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.poster-lightbox-modal.active .lightbox-content {
    transform: scale(1);
}

.lightbox-close-btn {
    position: absolute;
    top: 14px;
    right: 14px;
    width: 38px;
    height: 38px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.15);
    border: 1px solid rgba(255, 255, 255, 0.25);
    color: #ffffff;
    font-size: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    z-index: 10;
    transition: all var(--transition-fast);
    line-height: 1;
}

.lightbox-close-btn:hover {
    background: rgba(255, 255, 255, 0.3);
    transform: rotate(90deg);
}

.lightbox-image-wrap {
    max-height: 76vh;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #020617;
}

.lightbox-img {
    max-width: 100%;
    max-height: 76vh;
    object-fit: contain;
    display: block;
}

.lightbox-footer {
    width: 100%;
    padding: 14px 20px;
    background: #0f172a;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    flex-wrap: wrap;
}

.lightbox-caption {
    display: flex;
    flex-direction: column;
}

.lightbox-caption strong {
    color: #ffffff;
    font-size: 0.95rem;
}

.lightbox-caption span {
    color: #94a3b8;
    font-size: 0.82rem;
}

.lightbox-download-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: #facc15;
    color: #0f172a;
    padding: 8px 18px;
    border-radius: var(--radius-full);
    font-size: 0.85rem;
    font-weight: 700;
    text-decoration: none;
    transition: all var(--transition-fast);
}

.lightbox-download-btn:hover {
    background: #f59e0b;
    transform: translateY(-1px);
    color: #0f172a;
}

/* Responsiveness */
@media (max-width: 992px) {
    .poster-showcase-container {
        grid-template-columns: 1fr;
        gap: var(--space-xl);
        padding: var(--space-xl);
    }

    .poster-image-frame {
        max-width: 420px;
        margin: 0 auto;
    }

    .poster-title {
        font-size: 1.8rem;
    }
}

@media (max-width: 576px) {
    .poster-showcase-container {
        padding: var(--space-md);
    }

    .poster-overlay-actions {
        opacity: 1;
        transform: translateY(0);
    }

    .poster-action-buttons {
        flex-direction: column;
        align-items: stretch;
    }

    .btn-poster-cta,
    .btn-poster-secondary {
        justify-content: center;
    }

    .lightbox-footer {
        flex-direction: column;
        align-items: stretch;
        text-align: center;
    }

    .lightbox-download-btn {
        justify-content: center;
    }
}

/* === Form Select (Konuşmacı Seçim Menüsü) === */
.form-select {
    width: 100%;
    padding: 12px 16px;
    background-color: var(--bg-input);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-family: var(--font-body);
    font-size: 0.95rem;
    font-weight: 500;
    transition: all var(--transition-fast);
    cursor: pointer;
    appearance: none;
    -webkit-appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%2364748b' 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 14px center;
    background-size: 16px;
}

[data-theme="dark"] .form-select {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%2394a3b8' 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");
}

.form-select:focus {
    outline: none;
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 3px var(--accent-glow);
    background-color: var(--bg-input-focus);
}

/* === Otomatik Koltuk Tahsis Rozeti === */
.selected-seat-widget.auto-seat-mode {
    background: rgba(37, 99, 235, 0.05);
    border: 1.5px solid rgba(37, 99, 235, 0.25);
}

[data-theme="dark"] .selected-seat-widget.auto-seat-mode {
    background: rgba(37, 99, 235, 0.1);
    border-color: rgba(59, 130, 246, 0.3);
}

.selected-seat-widget.auto-seat-mode .widget-icon {
    background: rgba(37, 99, 235, 0.12);
    color: #2563eb;
}

[data-theme="dark"] .selected-seat-widget.auto-seat-mode .widget-icon {
    background: rgba(59, 130, 246, 0.2);
    color: #60a5fa;
}

/* === Kapsamlı Mobil Uyumluluk & Taşma Engelleme (Mobile Responsiveness) === */
@media (max-width: 768px) {
    /* Yatay taşma önleyici */
    body, html {
        overflow-x: hidden !important;
        width: 100% !important;
        max-width: 100vw !important;
    }

    .container {
        padding: 0 var(--space-md) !important;
        max-width: 100vw !important;
        box-sizing: border-box !important;
    }

    /* Atatürk Konferans Salonu Kartı Mobilde Kusursuz Hizalama */
    .hall-card-header {
        flex-direction: column;
        align-items: stretch;
        gap: 12px;
        padding: 12px 14px;
    }

    .hall-header-left {
        display: flex;
        align-items: center;
        justify-content: space-between;
        width: 100%;
        gap: 8px;
    }

    .hall-header-left .hall-btn-nav,
    .hall-header-left .hall-btn-query {
        flex: 1;
        justify-content: center;
        font-size: 0.8rem;
        padding: 8px 10px;
    }

    .hall-card-title {
        font-size: 1.05rem;
        text-align: center;
    }

    .hall-header-right {
        justify-content: center;
        width: 100%;
    }

    .hall-stats-grid {
        grid-template-columns: repeat(2, 1fr) !important;
        gap: var(--space-sm);
    }

    .hall-stat-card {
        padding: 12px;
    }

    .hall-stat-card .stat-value {
        font-size: 1.25rem;
    }

    .hall-canvas-area {
        padding: 20px 10px 30px !important;
        min-height: 480px;
        overflow-x: auto !important;
        -webkit-overflow-scrolling: touch !important;
    }

    .hall-arena-rows {
        min-width: 780px !important;
    }

    .hall-card-footer {
        flex-direction: column;
        align-items: stretch;
        gap: 10px;
        padding: 12px 14px;
    }

    .hall-legend-pills {
        flex-direction: row;
        flex-wrap: wrap;
        justify-content: center;
        gap: 8px;
    }

    .hall-note-text {
        text-align: center;
        font-size: 0.78rem;
    }

    /* Katılımcı Tipi Butonları */
    .participant-type-pills {
        display: flex;
        flex-direction: column !important;
        width: 100%;
        gap: 8px;
    }

    .participant-type-pills .pill-label {
        width: 100%;
        text-align: center;
        justify-content: center;
        padding: 10px 14px;
    }

    /* Bilet Sorgu Modalı */
    .ticket-info-grid {
        grid-template-columns: 1fr !important;
        gap: 8px;
    }
}

@media (max-width: 480px) {
    .nav-logos {
        gap: 6px;
    }

    .nav-logo {
        width: 30px !important;
        height: 30px !important;
        min-width: 30px !important;
        min-height: 30px !important;
    }

    .hero-logos {
        gap: 6px;
        flex-wrap: wrap;
        justify-content: center;
    }

    .hero-logo {
        width: 46px !important;
        height: 46px !important;
        min-width: 46px !important;
        min-height: 46px !important;
    }

    .hero-title {
        font-size: 1.85rem !important;
        line-height: 1.25 !important;
    }

    .hero-subtitle {
        font-size: 0.95rem !important;
    }

    .hero-meta {
        flex-direction: column;
        gap: 8px;
    }

    .meta-divider {
        display: none;
    }

    .hall-stats-grid {
        grid-template-columns: 1fr !important;
    }
}

/* === Sponsors Section === */
.sponsors-section {
    padding: var(--space-3xl) 0;
}

.sponsors-grid {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
    gap: var(--space-lg);
    margin-top: var(--space-xl);
    padding: var(--space-xl) var(--space-lg);
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-2xl);
}

.sponsor-item {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 14px 24px;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    transition: all var(--transition-fast);
    min-width: 120px;
    min-height: 60px;
}

.sponsor-item:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 24px -8px rgba(0, 0, 0, 0.15);
    border-color: var(--accent-primary);
}

[data-theme="dark"] .sponsor-item:hover {
    box-shadow: 0 8px 24px -8px rgba(99, 102, 241, 0.2);
}

.sponsor-logo {
    max-width: 120px;
    max-height: 40px;
    object-fit: contain;
    filter: grayscale(100%) opacity(0.6);
    transition: all var(--transition-fast);
}

.sponsor-item:hover .sponsor-logo {
    filter: grayscale(0%) opacity(1);
}

[data-theme="dark"] .sponsor-logo {
    filter: grayscale(100%) opacity(0.5) brightness(1.5);
}

[data-theme="dark"] .sponsor-item:hover .sponsor-logo {
    filter: grayscale(0%) opacity(1) brightness(1.2);
}

/* === Sponsors Strip (Under Poster) === */
.sponsors-strip {
    padding: var(--space-xl) 0;
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
    position: relative;
    overflow: hidden;
}

.sponsors-strip-inner {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-md);
}

.sponsors-strip-label {
    font-family: var(--font-primary);
    font-size: 0.8rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: var(--text-muted);
    display: flex;
    align-items: center;
    gap: 10px;
}

.sponsors-strip-label::before,
.sponsors-strip-label::after {
    content: '';
    display: inline-block;
    width: 28px;
    height: 1px;
    background: var(--border-color);
}

.sponsors-strip-logos {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
    gap: 20px 36px;
    width: 100%;
}

.sponsor-strip-item {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 8px 16px;
    border-radius: var(--radius-lg);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    background: transparent;
    text-decoration: none;
}

.sponsor-strip-item:hover {
    transform: translateY(-2px);
    background: rgba(255, 255, 255, 0.05);
}

.sponsor-strip-logo {
    max-height: 38px;
    max-width: 130px;
    width: auto;
    height: auto;
    object-fit: contain;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    opacity: 0.85;
}

/* Light Theme */
[data-theme="light"] .sponsor-strip-logo {
    filter: grayscale(20%);
}

[data-theme="light"] .sponsor-strip-item:hover .sponsor-strip-logo {
    filter: grayscale(0%);
    opacity: 1;
    transform: scale(1.06);
}

/* Dark Theme */
[data-theme="dark"] .sponsor-strip-logo {
    filter: brightness(0) invert(1);
    opacity: 0.85;
}

[data-theme="dark"] .sponsor-strip-item:hover .sponsor-strip-logo {
    filter: none;
    opacity: 1;
    transform: scale(1.06);
}

.sponsor-text-logo {
    font-weight: 700;
    font-size: 0.95rem;
    color: var(--text-secondary);
    letter-spacing: 0.05em;
    padding: 4px 10px;
}

@media (max-width: 768px) {
    .sponsors-strip {
        padding: var(--space-lg) 0;
    }

    .sponsors-strip-logos {
        gap: 12px 18px;
    }

    .sponsor-strip-item {
        padding: 6px 10px;
    }

    .sponsor-strip-logo {
        max-height: 28px;
        max-width: 96px;
    }

    .sponsors-grid {
        gap: var(--space-sm);
        padding: var(--space-md);
    }

    .sponsor-item {
        padding: 10px 16px;
        min-width: 100px;
        min-height: 48px;
    }

    .sponsor-logo {
        max-width: 90px;
        max-height: 32px;
    }
}

/* === Poster Switcher Tabs === */
.poster-tabs-nav {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-bottom: var(--space-xl);
    justify-content: center;
}

.poster-tab-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    border-radius: var(--radius-full, 9999px);
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    font-family: var(--font-primary);
    font-size: 0.88rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-normal);
}

.poster-tab-btn:hover {
    color: var(--text-primary);
    border-color: var(--accent-primary);
    transform: translateY(-2px);
    box-shadow: var(--shadow-sm);
}

.poster-tab-btn.active {
    background: var(--gradient-primary);
    color: #ffffff;
    border-color: transparent;
    box-shadow: 0 4px 16px rgba(99, 102, 241, 0.35);
}

.poster-tab-btn .tab-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: currentColor;
    opacity: 0.9;
}

/* === Moderatörler & Sunucular Tam Afiş Vitrini === */
.moderator-poster-showcase {
    max-width: 680px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-xl);
}

.moderator-poster-card {
    position: relative;
    width: 100%;
    max-width: 580px;
    border-radius: var(--radius-2xl, 24px);
    background: var(--bg-card);
    padding: 12px;
    border: 1px solid var(--border-color);
    box-shadow: 0 20px 40px -15px rgba(0, 0, 0, 0.15), 0 0 0 1px rgba(255, 255, 255, 0.05);
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

.moderator-poster-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 25px 50px -12px rgba(99, 102, 241, 0.25), 0 0 0 1px var(--accent-primary);
}

.moderator-poster-glow {
    position: absolute;
    inset: -15px;
    background: radial-gradient(circle at center, rgba(99, 102, 241, 0.22), rgba(236, 72, 153, 0.15), transparent 70%);
    filter: blur(25px);
    z-index: 0;
    pointer-events: none;
    opacity: 0.6;
    transition: opacity var(--transition-normal);
}

.moderator-poster-card:hover .moderator-poster-glow {
    opacity: 1;
}

.moderator-poster-img-wrap {
    position: relative;
    z-index: 1;
    border-radius: calc(var(--radius-2xl, 24px) - 8px);
    overflow: hidden;
    background: #0f172a;
    aspect-ratio: 810 / 1012.5;
    box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.1);
}

.moderator-poster-img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    display: block;
    cursor: pointer;
    transition: transform var(--transition-smooth);
}

.moderator-poster-card:hover .moderator-poster-img {
    transform: scale(1.02);
}

.moderator-poster-overlay {
    position: absolute;
    bottom: 16px;
    right: 16px;
    display: flex;
    gap: 10px;
    z-index: 2;
}

.moderator-poster-details {
    width: 100%;
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-md);
}

.moderator-team-chips {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--space-md);
}

.team-chip-group {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: var(--bg-card);
    padding: 8px 16px;
    border-radius: var(--radius-full, 9999px);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-sm);
}

.chip-group-label {
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--text-primary);
}

.team-chip {
    display: inline-block;
    padding: 4px 10px;
    border-radius: var(--radius-full, 9999px);
    background: rgba(99, 102, 241, 0.1);
    color: var(--accent-primary);
    font-size: 0.82rem;
    font-weight: 600;
}

.moderator-poster-note {
    font-size: 0.92rem;
    color: var(--text-secondary);
    max-width: 580px;
    line-height: 1.6;
    margin: 0;
}