/* ==================== CSS VARIABLES ====================
   Palet — çalıştay logosundan çıkarılan baskın tonlar:
   #9FB6D5 (açık pudra) · #819FCD (orta) · #4472B6 (derin) · #FFFFFF */
:root {
    /* Navy family — derin maviden türetildi */
    --navy-dark: #2C56A5;      /* en koyu — ink */
    --navy-primary: #3A64A7;   /* blue-dark */
    --navy-medium: #4472B6;    /* derin mavi — primary */
    --navy-light: #5381BE;     /* orta-deep geçiş */

    /* Accent — logo mavisi gradientten */
    --accent: #819FCD;         /* orta mavi */
    --accent-light: #9FB6D5;   /* açık pudra */
    --accent-hover: #5381BE;   /* hover (koyulaşan) */

    /* Neutrals */
    --white: #FFFFFF;
    --off-white: #F3F7FC;      /* açık pudradan türetilmiş soft tint */
    --gray-light: #DDE8F3;     /* line */
    --gray: #7B93B8;           /* mid desatüre */
    --text-dark: #2C56A5;      /* ink — gövde metin */
    --text-muted: #7B93B8;     /* muted metin */

    /* Typography */
    --font-body: 'Inter', sans-serif;
    --font-display: 'Playfair Display', serif;

    /* Spacing */
    --section-padding: 100px 0;
    --container-width: 1200px;
    --nav-height: 70px;

    /* Transitions */
    --transition: 0.3s ease;
    --transition-slow: 0.6s ease;

    /* Mobile breakpoints — documentation only; @media uses literal numbers
       because CSS custom properties can't be used inside media queries. */
    --bp-sm: 480px;
    --bp-md: 768px;
    --bp-lg: 1024px;

    /* Touch target minimum (Apple HIG) */
    --touch-min: 44px;

    /* Fluid type scale — mobile-first, desktop scales up via clamp */
    --text-h1: clamp(1.9rem, 5vw, 3.4rem);
    --text-body: clamp(0.95rem, 1.4vw, 1.05rem);

    /* Text colors for light-bg sections (vm/about/faq/sponsors) — higher
       contrast than --text-muted (#7B93B8) which gets washed out on #E4ECF6 */
    --text-on-light: #2d3e5c;
    --text-on-light-muted: #5a6e8a;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    font-size: var(--text-body);
    color: var(--text-dark);
    line-height: 1.6;
    overflow-x: hidden;
    background: var(--navy-medium);
}

body.menu-open {
    overflow: hidden;
}

/* ==================== BACKGROUND CANVAS (Three.js) ==================== */
#bg-canvas {
    position: fixed;
    inset: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    pointer-events: none;
    display: block;
    transition: opacity 0.4s ease;
}

/* All sections: allow canvas to subtly peek through by using rgba backgrounds */
.section--ink,
.section-theme,
.section-workshop,
.section-team,
.section-eventinfo,
.section--paper,
.section-vm,
.section-about,
.section-faq,
.section-sponsors,
.section-committees,
.section-activities,
.section-past,
.section-contact {
    position: relative;
    isolation: isolate;
}

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

ul {
    list-style: none;
}

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

.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 24px;
}

/* ==================== NAVBAR ==================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 0 24px;
    height: var(--nav-height);
    display: flex;
    align-items: center;
    transition: background var(--transition), box-shadow var(--transition);
}

.navbar.scrolled {
    background: var(--navy-dark);
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.3);
}

.nav-container {
    max-width: var(--container-width);
    margin: 0 auto;
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    z-index: 10;
}

.nav-logo-img {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    object-fit: cover;
}

.logo-text-group {
    display: flex;
    align-items: baseline;
    gap: 6px;
}

.logo-text {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--accent);
}

.logo-sub {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--white);
    opacity: 0.9;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 32px;
}

.nav-link {
    font-size: 0.9rem;
    font-weight: 500;
    color: rgba(255, 255, 255, 0.8);
    transition: color var(--transition);
    position: relative;
}

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

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

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

.nav-cta {
    display: inline-block;
    padding: 10px 28px;
    background: var(--accent);
    color: var(--white);
    font-weight: 600;
    font-size: 0.9rem;
    border-radius: 50px;
    transition: all var(--transition);
}

.nav-cta:hover {
    background: var(--accent-light);
    transform: translateY(-1px);
    box-shadow: 0 4px 15px rgba(106, 173, 224, 0.4);
}

/* Hamburger */
.hamburger {
    display: none;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    width: var(--touch-min);
    height: var(--touch-min);
    padding: 0;
    z-index: 1001;
}

.hamburger span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--white);
    transition: all var(--transition);
    border-radius: 2px;
}

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

.hamburger.active span:nth-child(2) {
    opacity: 0;
}

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

/* Mobile Menu */
.mobile-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 100%;
    height: 100vh;
    background: var(--navy-dark);
    z-index: 999;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: right var(--transition-slow);
}

.mobile-menu.active {
    right: 0;
}

.mobile-links {
    text-align: center;
    display: flex;
    flex-direction: column;
    gap: 28px;
}

.mobile-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: var(--touch-min);
    padding: 8px 16px;
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--white);
    opacity: 0.8;
    transition: opacity var(--transition);
}

.mobile-link:hover {
    opacity: 1;
}

.mobile-cta {
    color: var(--accent) !important;
    opacity: 1 !important;
}

/* ==================== HERO ==================== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    overflow: hidden;
    background: radial-gradient(ellipse at center, #9FB6D5 0%, #819FCD 25%, #5381BE 50%, #4472B6 75%, #3A64A7 100%);
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse at 30% 40%, rgba(106, 173, 224, 0.15) 0%, transparent 50%),
        radial-gradient(ellipse at 70% 30%, rgba(144, 197, 235, 0.1) 0%, transparent 45%),
        radial-gradient(ellipse at 50% 100%, rgba(11, 21, 36, 0.6) 0%, transparent 60%);
}

.hero-logo {
    width: clamp(110px, 22vw, 180px);
    height: clamp(110px, 22vw, 180px);
    border-radius: 50%;
    object-fit: contain;
    margin-bottom: 24px;
    filter: drop-shadow(0 4px 20px rgba(106, 173, 224, 0.3));
}

.hero-content {
    position: relative;
    z-index: 2;
    padding: 0 24px;
    max-width: 800px;
}

.hero-title {
    font-family: var(--font-display);
    font-size: var(--text-h1);
    font-weight: 700;
    color: var(--white);
    line-height: 1.2;
    margin-bottom: 16px;
}

.hero-highlight {
    color: var(--accent);
}

.hero-subtitle {
    font-size: 1.2rem;
    color: rgba(255, 255, 255, 0.75);
    margin-bottom: 40px;
    max-width: 550px;
    margin-left: auto;
    margin-right: auto;
}

/* Countdown */
.countdown {
    display: flex;
    justify-content: center;
    gap: 24px;
    margin-bottom: 40px;
}

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

.countdown-number {
    font-size: 2.8rem;
    font-weight: 800;
    color: var(--white);
    line-height: 1;
    font-variant-numeric: tabular-nums;
    min-width: 70px;
    padding: 12px 8px;
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    backdrop-filter: blur(10px);
}

.countdown-label {
    font-size: 0.75rem;
    font-weight: 500;
    color: rgba(255, 255, 255, 0.5);
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-top: 8px;
}

.countdown-ended {
    font-size: 1.5rem;
    color: var(--accent);
    font-weight: 600;
}

/* Hero Buttons */
.hero-buttons {
    display: flex;
    justify-content: center;
    gap: 16px;
    margin-bottom: 32px;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 36px;
    font-size: 1rem;
    font-weight: 600;
    border-radius: 50px;
    transition: all var(--transition);
    cursor: pointer;
    border: none;
}

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

.btn-primary:hover {
    background: var(--accent-light);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(106, 173, 224, 0.4);
}

.btn-secondary {
    background: transparent;
    color: var(--white);
    border: 2px solid rgba(255, 255, 255, 0.3);
}

.btn-secondary:hover {
    border-color: var(--white);
    background: rgba(255, 255, 255, 0.05);
    transform: translateY(-2px);
}

.hero-date {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.95rem;
    font-weight: 500;
}

/* Scroll Indicator */
.scroll-indicator {
    position: absolute;
    bottom: 32px;
    left: 50%;
    transform: translateX(-50%);
    min-width: var(--touch-min);
    min-height: var(--touch-min);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: rgba(255, 255, 255, 0.4);
    animation: bounce 2s infinite;
}

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

/* ==================== SECTIONS COMMON ==================== */
.section {
    padding: var(--section-padding);
}

.section-badge {
    display: inline-block;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--accent);
    text-transform: uppercase;
    letter-spacing: 3px;
    margin-bottom: 12px;
}

.section-title {
    font-family: var(--font-display);
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 16px;
}

.section-desc {
    font-size: 1.1rem;
    color: var(--text-muted);
    max-width: 650px;
    margin-bottom: 48px;
}

/* Center text for sections */
.section .container {
    text-align: center;
}

.section .section-desc {
    margin-left: auto;
    margin-right: auto;
}

/* ==================== THEME SECTION ==================== */
.section-theme {
    background: var(--navy-primary);
    padding: 80px 0;
    text-align: center;
}

.section-theme .section-badge {
    color: var(--accent-light);
}

.theme-title {
    font-family: var(--font-display);
    font-size: 2.8rem;
    font-weight: 700;
    color: var(--white);
    margin-bottom: 16px;
    margin-top: 8px;
}

.theme-desc {
    font-size: 1.15rem;
    color: rgba(255, 255, 255, 0.65);
    max-width: 600px;
    margin: 0 auto;
}

/* ==================== VISION & MISSION ==================== */
.section-vm {
    background: #E4ECF6;
}

.vm-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    max-width: 900px;
    margin: 0 auto;
}

.vm-card {
    background: rgba(255, 255, 255, 0.95);
    padding: 48px 36px;
    border-radius: 16px;
    text-align: center;
    box-shadow: 0 4px 25px rgba(0, 0, 0, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.8);
    transition: transform var(--transition), box-shadow var(--transition);
}

.vm-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.08);
}

.vm-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--navy-primary), var(--navy-medium));
    border-radius: 50%;
    margin-bottom: 24px;
    color: var(--accent);
}

.vm-title {
    font-family: var(--font-display);
    font-size: 1.5rem;
    color: var(--navy-primary);
    margin-bottom: 16px;
}

.vm-text {
    color: var(--text-on-light-muted);
    line-height: 1.7;
}

/* ==================== ABOUT / STATS ==================== */
.section-about {
    background: #EDF2F8;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 32px;
    margin-top: 48px;
}

.stat-item {
    text-align: center;
    padding: 32px 16px;
    background: var(--navy-primary);
    border-radius: 16px;
    transition: transform var(--transition);
}

.stat-item:hover {
    transform: translateY(-4px);
}

.stat-number {
    font-size: 2.8rem;
    font-weight: 800;
    color: var(--accent);
    display: inline;
}

.stat-plus {
    font-size: 2rem;
    font-weight: 700;
    color: var(--accent);
}

.stat-label {
    display: block;
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.7);
    margin-top: 4px;
    font-weight: 500;
}

/* ==================== ACTIVITIES ==================== */
.section-activities {
    background: var(--navy-dark);
}

.section-activities .section-title {
    color: var(--white);
}

.section-activities .section-desc {
    color: rgba(255, 255, 255, 0.6);
}

.section-activities .section-badge {
    color: var(--accent-light);
}

.activities-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.activity-card {
    background: var(--navy-primary);
    padding: 48px 32px;
    border-radius: 16px;
    text-align: center;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
    transition: transform var(--transition), box-shadow var(--transition);
    border: 1px solid rgba(255, 255, 255, 0.06);
}

.activity-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 12px 35px rgba(0, 0, 0, 0.25);
    border-color: var(--accent);
}

.activity-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 90px;
    height: 90px;
    background: linear-gradient(135deg, var(--navy-primary), var(--navy-medium));
    border-radius: 20px;
    margin-bottom: 24px;
    color: var(--accent);
}

.activity-title {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--white);
    margin-bottom: 12px;
}

.activity-desc {
    color: rgba(255, 255, 255, 0.6);
    line-height: 1.7;
}

/* ==================== WORKSHOP & ETKİNLİKLER ==================== */
.section-workshop {
    background: var(--white);
}

.workshop-box {
    background: linear-gradient(135deg, var(--navy-primary) 0%, var(--navy-medium) 100%);
    border-radius: 20px;
    padding: 48px 44px;
    text-align: left;
    box-shadow: 0 8px 40px rgba(0, 0, 0, 0.15);
    border: 1px solid rgba(255, 255, 255, 0.05);
}

.workshop-content p {
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.8;
    font-size: 1.02rem;
    margin-bottom: 16px;
}

.workshop-content p:last-child {
    margin-bottom: 32px;
}

.workshop-highlights {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.workshop-highlight-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 18px;
    background: rgba(255, 255, 255, 0.06);
    border-radius: 12px;
    border: 1px solid rgba(255, 255, 255, 0.08);
    color: var(--accent-light);
    font-size: 0.95rem;
    font-weight: 500;
    transition: all var(--transition);
}

.workshop-highlight-item:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: var(--accent);
}

.workshop-highlight-item svg {
    flex-shrink: 0;
    color: var(--accent);
}

@media (max-width: 768px) {
    .workshop-box {
        padding: 32px 24px;
    }

    .workshop-highlights {
        grid-template-columns: 1fr;
    }
}

/* ==================== COMMITTEES ==================== */
.section-committees {
    background: var(--navy-primary);
}

.section-committees .section-badge {
    color: var(--accent-light);
}

.section-committees .section-title {
    color: var(--white);
}

.section-committees .section-desc {
    color: rgba(255, 255, 255, 0.6);
}

.committees-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.committee-card {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    padding: 36px 28px;
    border-radius: 16px;
    text-align: left;
    transition: all var(--transition);
    backdrop-filter: blur(10px);
}

.committee-card:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: var(--accent);
    transform: translateY(-4px);
}

.committee-number {
    font-size: 2rem;
    font-weight: 800;
    color: var(--accent);
    opacity: 0.4;
    display: block;
    margin-bottom: 12px;
}

.committee-name {
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--white);
    margin-bottom: 8px;
}

.committee-topic {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.55);
    line-height: 1.6;
}

.committee-speaker {
    display: block;
    margin-top: 14px;
    padding-top: 14px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--accent);
    line-height: 1.5;
}

/* ==================== TEAM ==================== */
.section-team {
    background: var(--navy-dark);
}

.section-team .section-title {
    color: var(--white);
}

.section-team .section-badge {
    color: var(--accent-light);
}

.team-subtitle {
    font-family: var(--font-display);
    font-size: 1.8rem;
    color: var(--white);
    margin-top: 64px;
    margin-bottom: 32px;
}

.team-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 32px;
}

.team-card {
    text-align: center;
    padding: 36px 20px;
    background: var(--navy-primary);
    border-radius: 16px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
    border: 1px solid rgba(255, 255, 255, 0.06);
    transition: transform var(--transition), box-shadow var(--transition);
}

.team-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.25);
    border-color: var(--accent);
}

.team-photo {
    width: 100px;
    height: 100px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--navy-primary), var(--navy-medium));
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    color: var(--accent);
}

.team-name {
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--white);
    margin-bottom: 4px;
}

.team-role {
    font-size: 0.85rem;
    color: var(--accent);
    font-weight: 600;
    display: block;
}

.team-desc {
    font-size: 0.82rem;
    color: rgba(255, 255, 255, 0.55);
    line-height: 1.6;
    margin-top: 12px;
}


/* Subteam Cards */
.subteam-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 24px;
    justify-content: center;
}

.subteam-grid .subteam-card {
    width: calc(25% - 18px);
}

.subteam-card {
    background: var(--navy-primary);
    border-radius: 16px;
    text-align: left;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
    border: 1px solid rgba(255, 255, 255, 0.06);
    transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}

.subteam-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 12px 35px rgba(0, 0, 0, 0.25);
    border-color: var(--accent);
}

.subteam-cover {
    position: relative;
    width: 100%;
    aspect-ratio: 1 / 1;
    overflow: hidden;
}

.subteam-photo {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center top;
    display: block;
}

.subteam-cover--placeholder {
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--navy-primary), var(--navy-medium));
    color: var(--accent);
}

.subteam-body {
    padding: 24px;
}

.subteam-name {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--white);
    margin-bottom: 10px;
}

.subteam-desc {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.55);
    line-height: 1.7;
}

/* ==================== FAQ ==================== */
.section-faq {
    background: #EDF2F8;
}

.faq-list {
    max-width: 750px;
    margin: 0 auto;
    text-align: left;
}

.faq-item {
    border-bottom: 1px solid var(--gray-light);
}

.faq-question {
    width: 100%;
    padding: 24px 0;
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: none;
    border: none;
    cursor: pointer;
    font-family: var(--font-body);
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--text-dark);
    text-align: left;
    gap: 16px;
    transition: color var(--transition);
}

.faq-question:hover {
    color: var(--navy-medium);
}

.faq-chevron {
    flex-shrink: 0;
    transition: transform var(--transition);
    color: var(--accent);
}

.faq-item.active .faq-chevron {
    transform: rotate(180deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease, padding 0.4s ease;
}

.faq-item.active .faq-answer {
    max-height: 200px;
    padding-bottom: 24px;
}

.faq-answer p {
    color: var(--text-on-light-muted);
    line-height: 1.7;
}

/* ==================== SPONSORS ==================== */
.section-sponsors {
    background: #E4ECF6;
}

.sponsors-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

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

.sponsor-item {
    background: var(--white);
    border-radius: 12px;
    padding: 40px 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid rgba(0, 0, 0, 0.08);
    box-shadow: 0 4px 12px rgba(10, 22, 40, 0.06);
    transition: all var(--transition);
}

.sponsor-item:hover {
    border-color: var(--accent);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
}

.sponsor-placeholder {
    color: var(--gray);
    font-size: 0.9rem;
    font-weight: 500;
}

.sponsor-logo {
    max-width: 85%;
    max-height: 120px;
    object-fit: contain;
}

.sponsor-logo--white-bg {
    background: var(--white);
    border-radius: 8px;
    padding: 8px 16px;
}

/* ==================== EVENT INFO ==================== */
.section-eventinfo {
    background: var(--navy-dark);
}

.section-eventinfo .section-title {
    color: var(--white);
}

.section-eventinfo .section-badge {
    color: var(--accent-light);
}

.eventinfo-content {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 32px;
    align-items: stretch;
}

.eventinfo-program {
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 4px 25px rgba(0, 0, 0, 0.2);
    max-height: 420px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--white);
}

.eventinfo-img {
    width: 100%;
    height: 100%;
    max-height: 420px;
    object-fit: contain;
    display: block;
    border-radius: 16px;
}

.eventinfo-map {
    position: relative;
    height: 420px;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 4px 25px rgba(0, 0, 0, 0.2);
}

.eventinfo-map iframe {
    display: block;
}

.eventinfo-map-link {
    position: absolute;
    bottom: 16px;
    right: 16px;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    background: var(--accent);
    color: var(--white);
    font-size: 0.85rem;
    font-weight: 600;
    border-radius: 50px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
    transition: all var(--transition);
}

.eventinfo-map-link:hover {
    background: var(--accent-light);
    transform: translateY(-2px);
}

@media (max-width: 768px) {
    .eventinfo-content {
        grid-template-columns: 1fr;
    }
    .eventinfo-program {
        max-height: 320px;
    }
    .eventinfo-img {
        max-height: 320px;
    }
    .eventinfo-map {
        height: 280px;
    }
}

/* ==================== PAST ==================== */
.section-past {
    background: var(--off-white);
}

.past-year {
    font-family: var(--font-display);
    font-size: 3rem;
    font-weight: 700;
    color: var(--navy-primary);
    margin-bottom: 24px;
}

.past-gallery {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    max-width: 960px;
    margin: 0 auto;
}

.past-photo {
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    aspect-ratio: 16 / 10;
    transition: transform var(--transition), box-shadow var(--transition);
}

.past-photo:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.15);
}

.past-photo img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    image-rendering: -webkit-optimize-contrast;
    filter: contrast(1.02) saturate(1.05);
}

.past-gallery--4 {
    grid-template-columns: repeat(4, 1fr);
}

@media (max-width: 1024px) {
    .past-gallery--4 {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .past-gallery,
    .past-gallery--4 {
        grid-template-columns: 1fr;
    }

    .past-year {
        font-size: 2.2rem;
    }
}

/* ==================== CONTACT ==================== */
.section-contact {
    background: var(--white);
}

.contact-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.contact-item {
    text-align: center;
    padding: 40px 24px;
    background: var(--off-white);
    border-radius: 16px;
    transition: transform var(--transition);
}

.contact-item:hover {
    transform: translateY(-4px);
}

.contact-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 64px;
    height: 64px;
    background: var(--navy-primary);
    border-radius: 50%;
    color: var(--accent);
    margin-bottom: 20px;
}

.contact-item h4 {
    font-size: 1rem;
    font-weight: 700;
    color: var(--navy-primary);
    margin-bottom: 8px;
}

.contact-item a,
.contact-item p {
    color: var(--text-muted);
    font-size: 0.95rem;
}

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

.contact-link-wrap {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-decoration: none;
    color: inherit;
}

.contact-link-wrap:hover {
    color: var(--accent);
}

.contact-link-wrap:hover .contact-icon {
    background: var(--accent);
    color: var(--white);
}

.contact-map {
    margin-top: 48px;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
}

.contact-map iframe {
    display: block;
}

/* ==================== FOOTER ==================== */
.footer {
    background: var(--navy-dark);
    padding: 60px 0 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1.5fr 1fr;
    gap: 40px;
    padding-bottom: 40px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-brand .footer-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 16px;
}

.footer-logo-img {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    object-fit: cover;
}

.footer-desc {
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.9rem;
    line-height: 1.7;
    max-width: 300px;
}

.footer-links h4,
.footer-contact h4,
.footer-social h4 {
    color: var(--white);
    font-size: 0.95rem;
    font-weight: 700;
    margin-bottom: 20px;
}

.footer-links ul {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.9rem;
    transition: color var(--transition);
}

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

.footer-contact ul {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-contact li {
    display: flex;
    align-items: center;
    gap: 10px;
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.9rem;
}

.footer-contact svg {
    flex-shrink: 0;
    color: var(--accent);
}

.social-links {
    display: flex;
    gap: 12px;
}

.social-links a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 42px;
    height: 42px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.06);
    color: rgba(255, 255, 255, 0.6);
    transition: all var(--transition);
}

.social-links a:hover {
    background: var(--accent);
    color: var(--white);
    transform: translateY(-2px);
}

.footer-bottom {
    padding: 24px 0;
    text-align: center;
}

.footer-bottom p {
    color: rgba(255, 255, 255, 0.3);
    font-size: 0.85rem;
}

/* ==================== SCROLL REVEAL ==================== */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity var(--transition-slow), transform var(--transition-slow);
}

.reveal.revealed {
    opacity: 1;
    transform: translateY(0);
}

/* Stagger delay for grid items */
.reveal:nth-child(2) { transition-delay: 0.1s; }
.reveal:nth-child(3) { transition-delay: 0.2s; }
.reveal:nth-child(4) { transition-delay: 0.3s; }
.reveal:nth-child(5) { transition-delay: 0.4s; }
.reveal:nth-child(6) { transition-delay: 0.5s; }

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

/* Tablet */
@media (max-width: 1024px) {
    .nav-links {
        display: none;
    }

    .nav-cta {
        display: none;
    }

    .hamburger {
        display: flex;
    }

    .theme-title {
        font-size: 2.2rem;
    }

    .section-title {
        font-size: 2rem;
    }

    .vm-grid {
        gap: 24px;
    }

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

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

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

    .subteam-grid .subteam-card {
        width: calc(33.333% - 16px);
    }

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

    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 32px;
    }

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

/* Mobile */
@media (max-width: 768px) {
    :root {
        --section-padding: 70px 0;
        --nav-height: 60px;
    }

    .hero-subtitle {
        font-size: 1rem;
        margin-bottom: 32px;
    }

    .countdown {
        gap: 12px;
    }

    .countdown-number {
        font-size: 2rem;
        min-width: 55px;
        padding: 10px 6px;
    }

    .countdown-label {
        font-size: 0.65rem;
    }

    .hero-buttons {
        flex-direction: column;
        align-items: center;
        gap: 12px;
    }

    .btn {
        width: 100%;
        max-width: 280px;
        justify-content: center;
    }

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

    .section-title {
        font-size: 1.75rem;
    }

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

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

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

    .team-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 16px;
    }

    .subteam-grid .subteam-card {
        width: 100%;
    }

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

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

    .footer-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .footer-desc {
        max-width: 100%;
    }

    .footer-brand .footer-logo {
        justify-content: center;
    }

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

    .footer-contact li {
        justify-content: center;
    }
}

/* Small Mobile */
@media (max-width: 480px) {
    .hero-buttons .btn {
        max-width: none;
        width: 100%;
    }

    .countdown {
        display: grid;
        grid-template-columns: repeat(2, 1fr);
        gap: 12px;
        max-width: 320px;
        margin-left: auto;
        margin-right: auto;
    }

    .countdown-item {
        min-height: 80px;
        justify-content: center;
    }

    .countdown-number {
        font-size: 1.6rem;
        min-width: 48px;
    }

    .stat-number {
        font-size: 2.2rem;
    }
}

/* Reduced Motion */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }

    .reveal {
        opacity: 1;
        transform: none;
    }

    html {
        scroll-behavior: auto;
    }
}

/* ==================== V2 SECTIONS (Komiteler & Program) ==================== */
.section--paper {
    background: var(--off-white);
    padding: var(--section-padding);
}
.section--no-top { padding-top: 40px; }

.section--ink {
    background: var(--navy-dark);
    color: var(--white);
    padding: var(--section-padding);
}

.section__head {
    max-width: var(--container-width);
    margin: 0 auto 60px;
}
.section__head--split {
    display: grid;
    grid-template-columns: 1.4fr 1fr;
    gap: 40px;
    align-items: end;
}
@media (max-width: 768px) {
    .section__head--split { grid-template-columns: 1fr; }
}

.section__kicker {
    font-size: 0.85rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--navy-medium);
    margin-bottom: 18px;
    font-weight: 600;
}
.section__kicker--light { color: var(--accent-light); }

.section__title {
    font-family: var(--font-display);
    font-size: clamp(2rem, 4vw, 3.2rem);
    font-weight: 700;
    line-height: 1.1;
    color: var(--text-dark);
    margin: 0;
}
.section__title em {
    font-style: italic;
    color: var(--navy-medium);
}
.section__title--light { color: var(--white); }

.section__note {
    font-size: 1rem;
    line-height: 1.7;
    color: var(--text-muted);
    max-width: 420px;
    margin: 0;
}

/* -- Committees grid -- */
.committees {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 24px;
}

.committee {
    background: var(--white);
    border: 1px solid var(--gray-light);
    padding: 32px 28px;
    border-radius: 4px;
    display: flex;
    flex-direction: column;
    transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
    text-decoration: none;
    color: inherit;
}
.committee:hover {
    transform: translateY(-4px);
    box-shadow: 0 20px 40px rgba(44, 86, 165, 0.08);
    border-color: var(--accent);
}

.committee__head {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 24px;
}
.committee__num {
    font-family: var(--font-display);
    font-size: 0.85rem;
    letter-spacing: 0.12em;
    color: var(--navy-medium);
    font-weight: 600;
}
.committee__icon {
    color: var(--navy-primary);
    opacity: 0.85;
}

/* C/02 Nöropsikoloji — image swap (base <-> overlay) */
.committee__icon--swap {
    position: relative;
    width: 40px;
    height: 40px;
    opacity: 1;
}
.committee__icon-img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: contain;
    transition: opacity 0.6s ease;
    will-change: opacity;
}
.committee__icon-img--overlay {
    opacity: 0;
}
.committee.is-active .committee__icon-img--base,
.committee:hover .committee__icon-img--base,
.committee:focus-visible .committee__icon-img--base {
    opacity: 0;
}
.committee.is-active .committee__icon-img--overlay,
.committee:hover .committee__icon-img--overlay,
.committee:focus-visible .committee__icon-img--overlay {
    opacity: 1;
}
@media (prefers-reduced-motion: reduce) {
    .committee__icon-img {
        transition: none;
    }
}

/* Modal symbol fallback when source card uses <img> icons instead of SVG */
.committee-modal__symbol-img {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 140px;
    height: 140px;
    object-fit: contain;
    transform: translate(-50%, -50%);
    transition: opacity 0.9s ease 0.25s;
    will-change: opacity;
    filter: drop-shadow(0 0 20px rgba(159, 182, 213, 0.5));
}
.committee-modal__symbol-img--base { opacity: 1; }
.committee-modal__symbol-img--overlay { opacity: 0; }
.committee-modal.is-open .committee-modal__symbol-img--base { opacity: 0; }
.committee-modal.is-open .committee-modal__symbol-img--overlay { opacity: 1; }

@media (prefers-reduced-motion: reduce) {
    .committee-modal__symbol-img { transition: none; }
}
@media (max-width: 768px) {
    .committee-modal__symbol-img { width: 100px; height: 100px; }
}

.committee__title {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-dark);
    margin: 0 0 14px;
    line-height: 1.25;
}

.committee__topic {
    font-size: 0.95rem;
    line-height: 1.65;
    color: var(--text-muted);
    margin: 0 0 24px;
    flex-grow: 1;
}

.committee__speakers {
    border-top: 1px solid var(--gray-light);
    padding-top: 18px;
    display: flex;
    flex-direction: column;
    gap: 8px;
}
.committee__speakers-lbl {
    font-size: 0.72rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--navy-medium);
    font-weight: 600;
    margin-bottom: 6px;
}
.speaker-row {
    display: flex;
    flex-direction: column;
    gap: 2px;
}
.speaker-name {
    font-size: 0.92rem;
    font-weight: 600;
    color: var(--text-dark);
}
.speaker-inst {
    font-size: 0.8rem;
    color: var(--text-muted);
}

/* -- Committee CTA card -- */
.committee--cta {
    background: var(--navy-dark);
    color: var(--white);
    justify-content: space-between;
    border-color: var(--navy-dark);
}
.committee--cta:hover {
    background: var(--navy-primary);
    border-color: var(--accent);
}
.committee__cta-kicker {
    font-size: 0.8rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--accent-light);
    font-weight: 600;
}
.committee__cta-title {
    font-family: var(--font-display);
    font-size: 1.4rem;
    line-height: 1.3;
    margin-top: 18px;
}
.committee__cta-arrow {
    margin-top: 32px;
    align-self: flex-end;
    color: var(--accent);
    transition: transform var(--transition);
}
.committee--cta:hover .committee__cta-arrow { transform: translateX(6px); }

/* -- Program -- */
.program__download { margin-top: 16px; }
.program__download a {
    color: var(--accent-light);
    text-decoration: none;
    font-size: 0.95rem;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    transition: color var(--transition);
}
.program__download a:hover { color: var(--accent); }

.program {
    max-width: var(--container-width);
    margin: 0 auto;
}

.program__tabs {
    display: flex;
    gap: 12px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.15);
    margin-bottom: 40px;
}
.program__tab {
    background: none;
    border: none;
    color: rgba(255, 255, 255, 0.55);
    padding: 16px 28px;
    cursor: pointer;
    display: flex;
    flex-direction: column;
    gap: 4px;
    text-align: left;
    border-bottom: 2px solid transparent;
    margin-bottom: -1px;
    font-family: inherit;
    transition: color var(--transition), border-color var(--transition);
}
.program__tab:hover { color: var(--accent-light); }
.program__tab.is-active {
    color: var(--white);
    border-bottom-color: var(--accent);
}
.program__tab-date {
    font-family: var(--font-display);
    font-size: 1.3rem;
    font-weight: 700;
}
.program__tab-day {
    font-size: 0.75rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--accent-light);
}

.program__panel[hidden] { display: none; }

.timeline {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 4px;
}
.timeline__item {
    display: grid;
    grid-template-columns: 100px 1fr;
    gap: 28px;
    padding: 22px 20px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    transition: background var(--transition);
    align-items: baseline;
}
.timeline__item:hover {
    background: rgba(129, 159, 205, 0.05);
}
.timeline__item--highlight {
    background: rgba(129, 159, 205, 0.08);
    border-left: 2px solid var(--accent);
    padding-left: 18px;
}
.timeline__item--soft {
    opacity: 0.72;
}
.timeline__time {
    display: inline-block;
    font-family: var(--font-display);
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--white);
    background: rgba(129, 159, 205, 0.22);
    border: 1px solid rgba(159, 182, 213, 0.45);
    padding: 0.25rem 0.65rem;
    border-radius: 6px;
    letter-spacing: 0.02em;
    font-variant-numeric: tabular-nums;
}
.timeline__title {
    font-family: var(--font-display);
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--white);
    margin: 0 0 6px;
    line-height: 1.3;
}
.timeline__meta {
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.6);
    margin: 0;
}

@media (max-width: 600px) {
    .timeline__item {
        grid-template-columns: 70px 1fr;
        gap: 16px;
        padding: 18px 12px;
    }
    .program__tab { padding: 12px 18px; }
    .program__tab-date { font-size: 1.1rem; }
    .committee { padding: 24px 22px; }
}

/* ==================== CANVAS BLEED-THROUGH ====================
   Let the Three.js bg canvas subtly show through every section.
   Each section gets a translucent overlay instead of an opaque bg. */

.section-theme { background: rgba(58, 100, 167, 0.70); }
.section-vm { background: rgba(228, 236, 246, 0.62); }
.section-about { background: rgba(237, 242, 248, 0.62); }
.section-activities { background: rgba(44, 86, 165, 0.72); }
.section-workshop {
    background: linear-gradient(135deg, rgba(58, 100, 167, 0.72), rgba(68, 114, 182, 0.72));
}
.section-committees { background: rgba(58, 100, 167, 0.70); }
.section-team { background: rgba(44, 86, 165, 0.72); }
.section-faq { background: rgba(237, 242, 248, 0.62); }
.section-sponsors { background: rgba(228, 236, 246, 0.62); }
.section-eventinfo { background: rgba(44, 86, 165, 0.72); }
.section-past { background: rgba(58, 100, 167, 0.70); }
.section-contact { background: rgba(44, 86, 165, 0.78); }

.section--paper { background: rgba(237, 242, 248, 0.62); }
.section--ink { background: rgba(44, 86, 165, 0.72); }

/* Hero keeps its gradient but semi-transparent to let canvas glow through */
.hero {
    background: radial-gradient(ellipse at center,
        rgba(83, 129, 190, 0.30) 0%,
        rgba(83, 129, 190, 0.45) 25%,
        rgba(68, 114, 182, 0.58) 50%,
        rgba(58, 100, 167, 0.68) 75%,
        rgba(44, 86, 165, 0.78) 100%) !important;
}

/* ==================== CARD HOVER — 3D TILT + GLOW ==================== */
.committee,
.committee-card,
.activity-card,
.team-card,
.subteam-card,
.committee--cta,
.sponsor-card,
.faq-item,
.vm-card,
.info-card,
.past-card,
.eventinfo-program,
.eventinfo-map {
    transform-style: preserve-3d;
    transition: transform 0.35s cubic-bezier(0.2, 0.8, 0.2, 1),
                box-shadow 0.35s ease,
                border-color 0.35s ease !important;
    will-change: transform;
}

.committee:hover,
.committee-card:hover,
.activity-card:hover,
.team-card:hover,
.subteam-card:hover,
.sponsor-card:hover,
.vm-card:hover,
.info-card:hover,
.past-card:hover,
.eventinfo-program:hover,
.eventinfo-map:hover {
    transform: translateY(-10px) scale(1.05) !important;
    box-shadow: 0 25px 60px rgba(129, 159, 205, 0.35),
                0 0 0 1px rgba(159, 182, 213, 0.4) !important;
    z-index: 2;
}

.committee--cta:hover {
    transform: translateY(-10px) scale(1.06) !important;
    box-shadow: 0 25px 60px rgba(129, 159, 205, 0.45) !important;
}

/* Cards get a subtle glow halo when hovered */
.committee,
.committee-card,
.activity-card,
.team-card,
.subteam-card,
.sponsor-card,
.vm-card,
.info-card,
.past-card {
    position: relative;
}
.committee::after,
.committee-card::after,
.activity-card::after,
.team-card::after,
.subteam-card::after,
.sponsor-card::after,
.vm-card::after,
.info-card::after,
.past-card::after {
    content: '';
    position: absolute;
    inset: -2px;
    border-radius: inherit;
    background: radial-gradient(circle at var(--mx, 50%) var(--my, 50%),
                rgba(129, 159, 205, 0.25), transparent 60%);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
    z-index: -1;
}
.committee:hover::after,
.committee-card:hover::after,
.activity-card:hover::after,
.team-card:hover::after,
.subteam-card:hover::after,
.sponsor-card:hover::after,
.vm-card:hover::after,
.info-card:hover::after,
.past-card:hover::after {
    opacity: 1;
}

.hover-tilt {
    transform: translateY(-10px) scale(1.05)
               rotateX(var(--rx, 0deg)) rotateY(var(--ry, 0deg)) !important;
}

/* ==================== COMMITTEE HOVER HINT ==================== */
.committee:not(.committee--cta) {
    cursor: pointer;
}
.committee:not(.committee--cta)::before {
    content: 'Detayları gör →';
    position: absolute;
    bottom: 16px;
    right: 16px;
    font-size: 0.7rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    font-weight: 700;
    color: var(--white);
    background: linear-gradient(135deg, var(--navy-medium), var(--accent-hover));
    padding: 7px 14px;
    border-radius: 50px;
    opacity: 0;
    transform: translateY(8px) scale(0.92);
    transition: opacity 0.3s ease, transform 0.3s ease;
    pointer-events: none;
    z-index: 3;
    box-shadow: 0 6px 18px rgba(58, 100, 167, 0.3);
}
.committee:not(.committee--cta):hover::before {
    opacity: 1;
    transform: translateY(0) scale(1);
}

/* ==================== COMMITTEE MODAL ==================== */
.committee-modal[hidden] { display: none; }

.committee-modal {
    position: fixed;
    inset: 0;
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 40px 20px;
}

.committee-modal__backdrop {
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse at center,
        rgba(7, 16, 31, 0.2) 0%,
        rgba(7, 16, 31, 0.45) 70%,
        rgba(7, 16, 31, 0.7) 100%);
    opacity: 0;
    transition: opacity 0.5s cubic-bezier(0.2, 0.8, 0.2, 1);
}
.committee-modal.is-open .committee-modal__backdrop { opacity: 1; }

.committee-modal__panel {
    position: relative;
    width: min(780px, 94vw);
    max-height: 92vh;
    background: rgba(12, 22, 42, 0.42);
    border: 1px solid rgba(159, 182, 213, 0.32);
    border-radius: 16px;
    box-shadow: 0 40px 120px rgba(0, 0, 0, 0.6),
                0 0 60px rgba(129, 159, 205, 0.18) inset;
    color: var(--white);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    transform: scale(0.88);
    opacity: 0;
    -webkit-backdrop-filter: blur(8px) saturate(140%);
    backdrop-filter: blur(8px) saturate(140%);
    transition: transform 0.6s cubic-bezier(0.2, 0.9, 0.2, 1),
                opacity 0.4s ease;
}
.committee-modal.is-open .committee-modal__panel {
    transform: scale(1);
    opacity: 1;
}

/* Ambient gradient flourish */
.committee-modal__panel::before {
    content: '';
    position: absolute;
    top: -200px;
    right: -200px;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(129, 159, 205, 0.25), transparent 70%);
    pointer-events: none;
    z-index: 0;
    animation: modalGlow 8s ease-in-out infinite;
}
@keyframes modalGlow {
    0%, 100% { transform: translate(0, 0); opacity: 0.7; }
    50% { transform: translate(-40px, 40px); opacity: 1; }
}

.committee-modal__close {
    position: absolute;
    top: 20px;
    right: 20px;
    width: 42px;
    height: 42px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.15);
    color: var(--white);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10;
    transition: background 0.25s ease, transform 0.25s ease;
}
.committee-modal__close:hover {
    background: rgba(255, 255, 255, 0.15);
    transform: rotate(90deg);
}

/* Symbol reveal area — the committee icon draws itself */
.committee-modal__symbol {
    position: relative;
    height: 120px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: radial-gradient(ellipse at center,
        rgba(129, 159, 205, 0.15),
        transparent 70%);
    border-bottom: 1px solid rgba(129, 159, 205, 0.15);
    overflow: hidden;
    flex-shrink: 0;
}
.committee-modal__symbol svg {
    width: 92px;
    height: 92px;
    color: var(--accent-light);
    filter: drop-shadow(0 0 16px rgba(159, 182, 213, 0.5));
}
.committee-modal__symbol svg * {
    fill: none !important;
    stroke: currentColor;
}
.committee-modal.is-open .committee-modal__symbol svg {
    animation: symbolSpin 1.4s cubic-bezier(0.2, 0.8, 0.2, 1) forwards,
               symbolFloat 4s ease-in-out 1.4s infinite;
}
.committee-modal.is-open .committee-modal__symbol svg * {
    animation: symbolDraw 1.4s cubic-bezier(0.4, 0.1, 0.2, 1) forwards;
}
.committee-modal.is-open .committee-modal__symbol svg > *:nth-child(1) { animation-delay: 0.1s; }
.committee-modal.is-open .committee-modal__symbol svg > *:nth-child(2) { animation-delay: 0.25s; }
.committee-modal.is-open .committee-modal__symbol svg > *:nth-child(3) { animation-delay: 0.4s; }
.committee-modal.is-open .committee-modal__symbol svg > *:nth-child(4) { animation-delay: 0.55s; }
.committee-modal.is-open .committee-modal__symbol svg > *:nth-child(5) { animation-delay: 0.7s; }
.committee-modal.is-open .committee-modal__symbol svg > *:nth-child(6) { animation-delay: 0.85s; }
.committee-modal.is-open .committee-modal__symbol svg > *:nth-child(7) { animation-delay: 1.0s; }
.committee-modal.is-open .committee-modal__symbol svg > *:nth-child(8) { animation-delay: 1.15s; }
.committee-modal.is-open .committee-modal__symbol svg > *:nth-child(9) { animation-delay: 1.3s; }
.committee-modal.is-open .committee-modal__symbol svg > *:nth-child(10) { animation-delay: 1.45s; }

@keyframes symbolDraw {
    to { stroke-dashoffset: 0; opacity: 1; }
}
@keyframes symbolSpin {
    0%   { transform: rotate(-120deg) scale(0.6); opacity: 0; }
    60%  { opacity: 1; }
    100% { transform: rotate(0) scale(1); opacity: 1; }
}
@keyframes symbolFloat {
    0%, 100% { transform: translateY(0); }
    50%      { transform: translateY(-6px); }
}

/* Ripple pulses behind the symbol */
.committee-modal__symbol::after {
    content: '';
    position: absolute;
    width: 130px;
    height: 130px;
    border: 1px solid rgba(159, 182, 213, 0.3);
    border-radius: 50%;
    opacity: 0;
}
.committee-modal.is-open .committee-modal__symbol::after {
    animation: symbolRipple 2s ease-out 0.3s 2;
}
@keyframes symbolRipple {
    0%   { transform: scale(0.4); opacity: 0.8; }
    100% { transform: scale(2.2); opacity: 0; }
}

.committee-modal__inner {
    position: relative;
    z-index: 2;
    padding: 22px 32px 26px;
    overflow: visible;
}

.committee-modal__head {
    border-bottom: 1px solid rgba(129, 159, 205, 0.2);
    padding-bottom: 14px;
    margin-bottom: 18px;
}

.committee-modal__num,
.committee-modal__title,
.committee-modal__tagline,
.committee-modal__block {
    opacity: 0;
    transform: translateY(16px);
    transition: opacity 0.5s ease, transform 0.5s ease;
}
.committee-modal.is-open .committee-modal__num    { opacity: 1; transform: none; transition-delay: 0.8s; }
.committee-modal.is-open .committee-modal__title  { opacity: 1; transform: none; transition-delay: 0.9s; }
.committee-modal.is-open .committee-modal__tagline{ opacity: 0.85; transform: none; transition-delay: 1.0s; }
.committee-modal.is-open .committee-modal__block:nth-of-type(1) { opacity: 1; transform: none; transition-delay: 1.1s; }
.committee-modal.is-open .committee-modal__block:nth-of-type(2) { opacity: 1; transform: none; transition-delay: 1.2s; }
.committee-modal.is-open .committee-modal__block:nth-of-type(3) { opacity: 1; transform: none; transition-delay: 1.3s; }

.committee-modal__num {
    font-family: var(--font-display);
    font-size: 0.78rem;
    letter-spacing: 0.2em;
    color: var(--accent);
    font-weight: 600;
    display: block;
    margin-bottom: 6px;
}
.committee-modal__title {
    font-family: var(--font-display);
    font-size: clamp(1.35rem, 2.2vw, 1.85rem);
    color: var(--white);
    margin: 0 0 8px;
    font-weight: 700;
    line-height: 1.15;
}
.committee-modal__tagline {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.8);
    margin: 0;
    line-height: 1.5;
    max-width: 680px;
}

.committee-modal__grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 18px 24px;
}
.committee-modal__block--full { grid-column: 1 / -1; }

.committee-modal__lbl {
    font-size: 0.66rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--accent);
    font-weight: 600;
    display: block;
    margin-bottom: 8px;
}

.committee-modal__topics,
.committee-modal__learn {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 6px;
}
.committee-modal__topics li,
.committee-modal__learn li {
    font-size: 0.83rem;
    color: rgba(255, 255, 255, 0.88);
    line-height: 1.45;
    padding-left: 18px;
    position: relative;
}
.committee-modal__topics li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 5px;
    width: 6px;
    height: 6px;
    border: 1.5px solid var(--accent);
    border-radius: 50%;
    background: rgba(129, 159, 205, 0.2);
}
.committee-modal__learn li::before {
    content: '→';
    position: absolute;
    left: 0;
    top: 0;
    color: var(--accent-light);
    font-weight: 700;
    font-size: 0.9rem;
}

.committee-modal__speakers {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
    gap: 10px;
}
.speaker-highlight {
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(129, 159, 205, 0.18);
    border-radius: 7px;
    padding: 10px 12px;
    display: flex;
    flex-direction: column;
    gap: 2px;
    transition: transform 0.25s ease, border-color 0.25s ease, background 0.25s ease;
}
.speaker-highlight:hover {
    border-color: var(--accent);
    background: rgba(129, 159, 205, 0.08);
    transform: translateY(-2px);
}
.speaker-highlight__name {
    font-family: var(--font-display);
    font-size: 0.9rem;
    font-weight: 700;
    color: var(--white);
    line-height: 1.25;
}
.speaker-highlight__inst {
    font-size: 0.72rem;
    color: var(--accent);
    font-weight: 600;
    line-height: 1.3;
}
.speaker-highlight__focus {
    font-size: 0.72rem;
    color: rgba(255, 255, 255, 0.7);
    margin-top: 2px;
    line-height: 1.4;
}

body.modal-open { overflow: hidden; }

@media (max-width: 768px) {
    .committee-modal {
        padding: 0;
    }
    .committee-modal__panel {
        width: 100vw;
        max-width: 100vw;
        height: 100vh;
        height: 100dvh;
        max-height: 100vh;
        max-height: 100dvh;
        border-radius: 0;
        border-left: none;
        border-right: none;
        overflow-y: auto;
        -webkit-overflow-scrolling: touch;
    }
    .committee-modal__symbol {
        height: 100px;
    }
    .committee-modal__symbol svg {
        width: 78px;
        height: 78px;
    }
    .committee-modal__symbol::after {
        width: 110px;
        height: 110px;
    }
    .committee-modal__inner {
        padding: 18px 20px 22px;
    }
    .committee-modal__grid {
        grid-template-columns: 1fr;
        gap: 16px 0;
    }
    .committee-modal__title {
        font-size: clamp(1.2rem, 5vw, 1.6rem);
    }
    .committee-modal__close {
        width: 44px;
        height: 44px;
        top: 12px;
        right: 12px;
    }
    .committee-modal__speakers {
        grid-template-columns: 1fr;
    }
}

/* ==================== EXPERIMENTAL — COMMITTEES CAROUSEL ==================== */
/* bg-canvas fades out while committees are visible — the dedicated committee
   scene (js/scene/stage.js) takes over inside #komiteler */
body.committees-visible #bg-canvas { opacity: 0; }

.section--committees {
    padding: 140px 0 180px;
    background: #0A1128;
}
#committees-stage {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    z-index: 1;
    pointer-events: none;
    display: block;
    opacity: 0;
    background: #0A1128;
    transition: opacity 0.4s ease;
}
body.committees-visible #committees-stage {
    opacity: 1;
}
.section--committees > .container {
    position: relative;
    z-index: 2;
}
.section--committees .section__title,
.section--committees .section__title em {
    color: #fff;
}
.section--committees .section__note {
    color: rgba(255, 255, 255, 0.82);
}

/* Vertical stack */
.committees-stack {
    display: flex;
    flex-direction: column;
    gap: 72px;
    align-items: center;
    padding: 64px 0 80px;
    position: relative;
    z-index: 3;
}
.committee-slide {
    width: min(640px, 100%);
    padding: 32px 36px;
    display: flex;
    flex-direction: column;
    gap: 16px;
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.18);
    border-radius: 14px;
    -webkit-backdrop-filter: blur(16px) saturate(130%);
    backdrop-filter: blur(16px) saturate(130%);
    color: #fff;
    cursor: pointer;
    outline: none;
    box-shadow: 0 12px 32px rgba(5, 10, 25, 0.24);
    transition:
        transform 0.4s cubic-bezier(0.2, 0.8, 0.2, 1),
        border-color 0.3s ease,
        box-shadow 0.3s ease,
        background 0.3s ease;
    user-select: none;
    -webkit-user-select: none;
}
.committee-slide:hover {
    transform: translateY(-4px);
    background: rgba(255, 255, 255, 0.12);
    border-color: rgba(255, 255, 255, 0.32);
    box-shadow: 0 22px 50px rgba(5, 10, 25, 0.32);
}
.committee-slide:focus-visible {
    border-color: #C88A3E;
    box-shadow: 0 0 0 3px rgba(200, 138, 62, 0.35), 0 18px 40px rgba(5, 10, 25, 0.3);
}
.committee-slide.is-active {
    border-color: rgba(255, 255, 255, 0.42);
    box-shadow: 0 24px 60px rgba(5, 10, 25, 0.4);
}
.committee-slide.is-zooming {
    transform: translateY(-6px) scale(1.015);
    border-color: #C88A3E;
    box-shadow: 0 0 0 2px rgba(200, 138, 62, 0.5), 0 40px 80px rgba(5, 10, 25, 0.45);
}
.committee-slide__head {
    display: flex;
    align-items: baseline;
    gap: 16px;
    margin-bottom: 4px;
}
.committee-slide .committee__num {
    font-family: var(--font-mono, 'JetBrains Mono', monospace);
    font-size: 0.78rem;
    letter-spacing: 0.16em;
    color: rgba(255, 255, 255, 0.78);
    font-weight: 600;
}
.committee-slide__page {
    font-family: var(--font-mono, 'JetBrains Mono', monospace);
    font-size: 0.72rem;
    letter-spacing: 0.14em;
    color: rgba(255, 255, 255, 0.42);
    font-weight: 500;
    text-transform: lowercase;
}
.committee-slide .committee__icon {
    color: rgba(255, 255, 255, 0.88);
    opacity: 1;
    margin-left: auto;
}
.committee-slide__title {
    font-family: var(--font-display);
    font-size: 1.75rem;
    font-weight: 700;
    line-height: 1.15;
    margin: 0;
    color: #fff;
}
.committee-slide__lede {
    font-size: 0.98rem;
    line-height: 1.6;
    color: rgba(255, 255, 255, 0.82);
    margin: 0;
    max-width: 58ch;
}
.committee-slide__topics {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 8px;
    padding-top: 6px;
    border-top: 1px solid rgba(255, 255, 255, 0.12);
}
.committee-slide__topics li {
    font-family: var(--font-display);
    font-size: 0.98rem;
    line-height: 1.35;
    color: rgba(255, 255, 255, 0.94);
    padding-left: 22px;
    position: relative;
}
.committee-slide__topics li::before {
    content: "—";
    position: absolute;
    left: 0;
    color: rgba(217, 161, 95, 0.85);
    font-weight: 600;
}
.committee-slide__speakers {
    padding-top: 10px;
    border-top: 1px solid rgba(255, 255, 255, 0.12);
    display: flex;
    flex-direction: column;
    gap: 8px;
}
.committee-slide__speakers-lbl {
    font-family: var(--font-mono, 'JetBrains Mono', monospace);
    font-size: 0.66rem;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: rgba(255, 255, 255, 0.58);
    font-weight: 500;
    margin-bottom: 2px;
}
.committee-slide__speakers ul {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 3px;
}
.committee-slide__speakers li {
    display: flex;
    flex-wrap: wrap;
    align-items: baseline;
    gap: 10px;
    font-size: 0.92rem;
    line-height: 1.3;
}
.committee-slide__speakers .speaker-name {
    font-weight: 600;
    color: #fff;
}
.committee-slide__speakers .speaker-inst {
    color: rgba(255, 255, 255, 0.55);
    font-size: 0.86rem;
}

/* CTA below stack */
.committees-cta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    padding: 24px 32px;
    margin: 48px auto 0;
    max-width: 640px;
    border: 1px solid rgba(255, 255, 255, 0.32);
    border-radius: 10px;
    background: rgba(255, 255, 255, 0.1);
    -webkit-backdrop-filter: blur(10px);
    backdrop-filter: blur(10px);
    color: #fff;
    text-decoration: none;
    transition: background 0.3s ease, transform 0.3s ease, border-color 0.3s ease;
    position: relative;
    z-index: 3;
}
.committees-cta:hover {
    background: rgba(255, 255, 255, 0.18);
    border-color: rgba(255, 255, 255, 0.5);
    transform: translateY(-2px);
}
.committees-cta__kicker {
    font-family: var(--font-mono, 'JetBrains Mono', monospace);
    font-size: 0.72rem;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: #D9A15F;
    display: block;
    margin-bottom: 4px;
}
.committees-cta__title {
    font-family: var(--font-display);
    font-size: 1.15rem;
    font-weight: 600;
    color: #fff;
    line-height: 1.3;
}
.committees-cta__arrow { color: #fff; transition: transform 0.3s ease; }
.committees-cta:hover .committees-cta__arrow { transform: translateX(6px); }

@media (max-width: 768px) {
    .section--committees { padding: 80px 0 120px; }
    .committees-stack { gap: 48px; padding: 40px 0 60px; }
    .committee-slide { padding: 24px 24px; width: min(100%, calc(100vw - 32px)); }
    .committee-slide__title { font-size: 1.25rem; }
    .committees-cta { flex-direction: column; align-items: flex-start; text-align: left; padding: 20px 24px; }
}

@media (prefers-reduced-motion: reduce) {
    .committee-slide,
    .committees-cta,
    .committees-cta__arrow {
        transition: none;
    }
}

/* ==================== MOBILE BG-CANVAS PERF — Aşama 2 (B variant) ==================== */
/* Lighter background presence on phones — Three.js scene still runs but stays
   in the visual background. JS-side: DPR cap 1.5, antialias off, comets disabled. */
@media (max-width: 768px) {
    #bg-canvas {
        opacity: 0.55;
    }
}

/* ==================== MOBILE COMMITTEES — Aşama 2 (B variant) ==================== */
/* Below 768px the Three.js committees-stage is not initialized (carousel.js
   early-returns on mobile). The canvas stays in DOM but is hidden, and the
   .committees-stack becomes a plain vertical card list. */
@media (max-width: 768px) {
    #committees-stage {
        display: none;
    }
    .committees-stack {
        gap: 20px;
        padding: 32px 0 40px;
    }
    .committee-slide {
        padding: 22px 24px;
        gap: 12px;
        backdrop-filter: blur(8px) saturate(120%);
        -webkit-backdrop-filter: blur(8px) saturate(120%);
    }
    .committee-slide__title {
        font-size: 1.25rem;
    }
    .committee-slide__lede {
        font-size: 0.92rem;
    }
}

/* ==================== MOBILE GLOBAL — Aşama 1 ==================== */
/* Section padding shrink + multi-column grids fall back to single column.
   Goes after all per-component @media blocks so it overrides them in cascade order. */
@media (max-width: 768px) {
    .section {
        padding: 60px 0;
    }
    .vm-grid,
    .stats-grid,
    .activities-grid,
    .team-grid,
    .subteam-grid,
    .sponsors-grid,
    .contact-grid {
        grid-template-columns: 1fr !important;
    }
}
@media (max-width: 480px) {
    .section {
        padding: 44px 0;
    }
}

/* Disable hover-only lift/glow effects on touch-only devices.
   pointer/hover queries respect the actual input device, not just viewport size,
   so a tablet with a stylus still gets desktop hover behavior. */
@media (hover: none) {
    .vm-card:hover,
    .stat-item:hover,
    .activity-card:hover,
    .team-card:hover,
    .subteam-card:hover,
    .speaker-highlight:hover,
    .committee:hover,
    .btn-primary:hover,
    .btn-secondary:hover,
    .nav-cta:hover {
        transform: none;
        box-shadow: none;
    }
}

/* ==================== PRELOADER ==================== */
body.is-loading {
    overflow: hidden;
}
#preloader {
    position: fixed;
    inset: 0;
    z-index: 9999;
    background: #0a1628;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: opacity 0.6s ease, visibility 0.6s ease;
}
#preloader.is-hidden {
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
}
#preloader {
    flex-direction: column;
    gap: 32px;
}
.preloader__scene {
    position: relative;
    width: 180px;
    height: 180px;
    display: flex;
    align-items: center;
    justify-content: center;
}
.preloader__logo-img {
    width: 110px;
    height: 110px;
    border-radius: 50%;
    object-fit: contain;
    animation: preloaderPulse 2.4s ease-in-out infinite;
}
.preloader__orbit {
    position: absolute;
    border-radius: 50%;
}
.preloader__orbit--outer {
    inset: 0;
    background: conic-gradient(from 0deg, transparent 0%, rgba(159, 182, 213, 0.65) 45%, transparent 60%);
    -webkit-mask: radial-gradient(closest-side, transparent 82px, #000 84px, #000 89px, transparent 91px);
            mask: radial-gradient(closest-side, transparent 82px, #000 84px, #000 89px, transparent 91px);
    animation: preloaderSpin 3.2s linear infinite;
}
.preloader__orbit--inner {
    inset: 16px;
    background: conic-gradient(from 180deg, transparent 0%, rgba(129, 159, 205, 0.5) 40%, transparent 58%);
    -webkit-mask: radial-gradient(closest-side, transparent 66px, #000 68px, #000 72px, transparent 74px);
            mask: radial-gradient(closest-side, transparent 66px, #000 68px, #000 72px, transparent 74px);
    animation: preloaderSpin 5s linear infinite reverse;
}
@keyframes preloaderSpin {
    to { transform: rotate(360deg); }
}
@keyframes preloaderPulse {
    0%, 100% { transform: scale(1);    filter: drop-shadow(0 0 18px rgba(159, 182, 213, 0.4)); }
    50%      { transform: scale(1.04); filter: drop-shadow(0 0 34px rgba(159, 182, 213, 0.75)); }
}
.preloader__bar {
    width: min(220px, 55vw);
    height: 2px;
    background: rgba(255, 255, 255, 0.12);
    border-radius: 2px;
    overflow: hidden;
}
.preloader__bar-fill {
    width: 0%;
    height: 100%;
    background: var(--white);
    transition: width 0.2s ease;
    box-shadow: 0 0 6px rgba(255, 255, 255, 0.5);
}

/* ==================== IMAGE LIGHTBOX ==================== */
.lightbox {
    position: fixed;
    inset: 0;
    z-index: 10000;
    background: rgba(5, 12, 22, 0.92);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
    padding: 2rem;
}
.lightbox.is-open {
    opacity: 1;
    visibility: visible;
}
.lightbox__img {
    max-width: 95vw;
    max-height: 85vh;
    object-fit: contain;
    border-radius: 6px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
}
.lightbox__close {
    position: absolute;
    top: 1rem;
    right: 1rem;
    width: var(--touch-min);
    height: var(--touch-min);
    background: rgba(255, 255, 255, 0.1);
    border: none;
    color: var(--white);
    font-size: 2rem;
    line-height: 1;
    cursor: pointer;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}
.lightbox__close:hover {
    background: rgba(255, 255, 255, 0.2);
}
.lightbox__caption {
    position: absolute;
    bottom: 1.5rem;
    left: 50%;
    transform: translateX(-50%);
    color: var(--accent-light);
    font-size: 0.9rem;
    text-align: center;
    padding: 0 1rem;
}
.zoomable {
    cursor: zoom-in;
    transition: transform 0.2s ease;
}
@media (hover: hover) {
    .zoomable:hover {
        transform: scale(1.02);
    }
}
body.lightbox-open {
    overflow: hidden;
}

/* ==================== SCROLL PROGRESS ==================== */
#scrollProgress {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    z-index: 9998;
    background: rgba(255, 255, 255, 0.08);
    pointer-events: none;
}
#scrollProgressFill {
    height: 100%;
    width: 0%;
    background: var(--white);
    box-shadow: 0 0 8px rgba(255, 255, 255, 0.5);
}
@media (max-width: 768px) {
    #scrollProgress {
        height: 2px;
    }
}


/* ==================== BAŞVURU KAPANDI (pasif CTA) ==================== */
.is-closed {
    background: var(--accent-light) !important;
    color: var(--white) !important;
    border-color: var(--accent-light) !important;
    cursor: not-allowed;
    pointer-events: none;
    opacity: 0.85;
    transform: none !important;
    text-decoration: none;
}
.is-closed:hover,
.is-closed:focus {
    background: var(--accent-light) !important;
    color: var(--white) !important;
    transform: none !important;
    box-shadow: none !important;
}
.committees-cta.is-closed {
    background: var(--accent-light);
    color: var(--white);
    border-color: var(--accent-light);
}
.committees-cta.is-closed .committees-cta__kicker {
    opacity: 0.8;
}