/* ===== متغیرها ===== */
:root {
    --primary: #1a3557;
    --primary-dark: #0f2039;
    --secondary: #0ca9c5;
    --secondary-light: #3ec6de;
    --accent: #f59e0b;
    --accent-dark: #d97706;
    --text-dark: #1e293b;
    --text-mid: #475569;
    --text-light: #94a3b8;
    --bg: #f0f4f8;
    --white: #ffffff;
    --border: #e2e8f0;
    --glass: rgba(255,255,255,0.12);
    --glass-border: rgba(255,255,255,0.25);
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.08), 0 1px 2px rgba(0,0,0,0.06);
    --shadow: 0 4px 16px rgba(0,0,0,0.10);
    --shadow-lg: 0 12px 40px rgba(0,0,0,0.15);
    --shadow-glow: 0 0 30px rgba(12,169,197,0.25);
    --radius: 14px;
    --radius-lg: 22px;
    --t: all 0.35s cubic-bezier(0.4,0,0.2,1);
    --font: 'Vazirmatn', 'Tahoma', sans-serif;
}

/* ===== ریست ===== */
*, *::before, *::after { margin:0; padding:0; box-sizing:border-box; }
html { scroll-behavior:smooth; font-size:16px; }
body {
    font-family: var(--font);
    background: var(--bg);
    color: var(--text-dark);
    direction: rtl;
    overflow-x: hidden;
    line-height: 1.7;
}
a { text-decoration: none; }
img { max-width:100%; }
ul { list-style: none; }

/* ===== اسکرول بار زیبا ===== */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--secondary); border-radius: 10px; }

/* ===== هدر ===== */
.main-header {
    position: fixed;
    top: 0; right: 0; left: 0;
    z-index: 1000;
    padding: 0;
    transition: var(--t);
}

.main-header.transparent {
    background: transparent;
}

.main-header.scrolled {
    background: rgba(15,32,57,0.96);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    box-shadow: 0 4px 30px rgba(0,0,0,0.3);
}

.header-container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 72px;
    transition: height 0.35s ease;
}

.main-header.scrolled .header-container { height: 60px; }

.logo-section {
    display: flex;
    align-items: center;
    gap: 14px;
    flex-shrink: 0;
}

.university-logo {
    width: 48px; height: 48px;
    background: linear-gradient(135deg, var(--secondary), var(--accent));
    border-radius: 12px;
    display: flex; align-items: center; justify-content: center;
    font-size: 1.4rem;
    color: white;
    box-shadow: 0 4px 15px rgba(12,169,197,0.4);
    flex-shrink: 0;
    transition: var(--t);
}

.university-logo:hover { transform: rotate(-5deg) scale(1.05); }

.university-info h1 {
    font-size: 1.05rem;
    font-weight: 700;
    color: white;
    line-height: 1.3;
    text-shadow: 0 1px 4px rgba(0,0,0,0.3);
}

.department-name {
    font-size: 0.78rem;
    color: rgba(255,255,255,0.75);
}

/* ناوبری */
.main-nav .nav-list {
    display: flex;
    gap: 4px;
}

.nav-link {
    color: rgba(255,255,255,0.9);
    font-weight: 500;
    font-size: 0.9rem;
    padding: 8px 14px;
    border-radius: 8px;
    transition: var(--t);
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 4px; right: 14px; left: 14px;
    height: 2px;
    background: var(--secondary);
    transform: scaleX(0);
    transition: transform 0.3s ease;
    border-radius: 2px;
}

.nav-link:hover { color: white; background: var(--glass); }
.nav-link:hover::after { transform: scaleX(1); }

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

.search-btn {
    background: var(--glass);
    border: 1px solid var(--glass-border);
    color: white;
    width: 38px; height: 38px;
    border-radius: 10px;
    cursor: pointer;
    font-size: 0.9rem;
    transition: var(--t);
    display: flex; align-items: center; justify-content: center;
}

.search-btn:hover { background: var(--secondary); border-color: var(--secondary); }

.menu-toggle {
    display: none;
    background: var(--glass);
    border: 1px solid var(--glass-border);
    color: white;
    width: 38px; height: 38px;
    border-radius: 10px;
    cursor: pointer;
    font-size: 1rem;
    transition: var(--t);
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 5px;
}

.menu-toggle span {
    display: block;
    width: 18px; height: 2px;
    background: white;
    border-radius: 2px;
    transition: var(--t);
}

.menu-toggle.open span:nth-child(1) { transform: rotate(45deg) translate(5px,5px); }
.menu-toggle.open span:nth-child(2) { opacity: 0; }
.menu-toggle.open span:nth-child(3) { transform: rotate(-45deg) translate(5px,-5px); }

/* ===== HERO SLIDER ===== */
.hero-slider {
    position: relative;
    height: 100vh;
    min-height: 600px;
    overflow: hidden;
}

.hero-slide {
    position: absolute;
    inset: 0;
    opacity: 0;
    transition: opacity 1.2s ease;
}

.hero-slide.active { opacity: 1; }

.hero-slide img {
    width: 100%; height: 100%;
    object-fit: cover;
    transform: scale(1.05);
    transition: transform 8s ease;
}

.hero-slide.active img { transform: scale(1); }

/* Gradient fallback برای وقتی عکس نیست */
.hero-slide:nth-child(1) { background: linear-gradient(135deg, #0f2039 0%, #1a3557 40%, #0ca9c5 100%); }
.hero-slide:nth-child(2) { background: linear-gradient(135deg, #1a3557 0%, #0ca9c5 50%, #3ec6de 100%); }
.hero-slide:nth-child(3) { background: linear-gradient(135deg, #0f2039 0%, #1a4a6b 50%, #0ca9c5 100%); }

.hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(
        135deg,
        rgba(15,32,57,0.85) 0%,
        rgba(15,32,57,0.6) 50%,
        rgba(12,169,197,0.3) 100%
    );
}

.hero-content {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 100px 24px 60px;
}

.hero-text { max-width: 800px; }

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(12,169,197,0.2);
    border: 1px solid rgba(12,169,197,0.5);
    color: var(--secondary-light);
    padding: 8px 20px;
    border-radius: 100px;
    font-size: 0.85rem;
    margin-bottom: 24px;
    backdrop-filter: blur(10px);
    animation: fadeInDown 0.8s ease 0.3s both;
}

.hero-badge i { font-size: 1rem; }

.hero-title {
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 800;
    color: white;
    line-height: 1.2;
    margin-bottom: 20px;
    text-shadow: 0 2px 20px rgba(0,0,0,0.3);
    animation: fadeInUp 0.8s ease 0.5s both;
}

.hero-title span { color: var(--secondary-light); }

.hero-subtitle {
    font-size: clamp(1rem, 2vw, 1.2rem);
    color: rgba(255,255,255,0.85);
    margin-bottom: 40px;
    animation: fadeInUp 0.8s ease 0.7s both;
}

.hero-buttons {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
    animation: fadeInUp 0.8s ease 0.9s both;
}

.btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: linear-gradient(135deg, var(--secondary), var(--secondary-light));
    color: white;
    padding: 14px 32px;
    border-radius: 100px;
    font-weight: 600;
    font-size: 0.95rem;
    font-family: var(--font);
    border: none;
    cursor: pointer;
    transition: var(--t);
    box-shadow: 0 6px 25px rgba(12,169,197,0.4);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 35px rgba(12,169,197,0.5);
    color: white;
}

.btn-outline {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: transparent;
    color: white;
    padding: 14px 32px;
    border-radius: 100px;
    font-weight: 600;
    font-size: 0.95rem;
    border: 2px solid rgba(255,255,255,0.5);
    cursor: pointer;
    transition: var(--t);
    backdrop-filter: blur(10px);
}

.btn-outline:hover {
    background: rgba(255,255,255,0.15);
    border-color: white;
    color: white;
    transform: translateY(-3px);
}

/* Slider Controls */
.slider-controls {
    position: absolute;
    bottom: 155px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 10px;
    z-index: 10;
}

.slider-dot {
    width: 10px; height: 10px;
    border-radius: 100px;
    background: rgba(255,255,255,0.4);
    cursor: pointer;
    transition: var(--t);
    border: none;
}

.slider-dot.active {
    background: var(--secondary);
    width: 28px;
}

.slider-arrows {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 100%;
    display: flex;
    justify-content: space-between;
    padding: 0 24px;
    z-index: 10;
    pointer-events: none;
}

.slider-arrow {
    width: 48px; height: 48px;
    background: var(--glass);
    border: 1px solid var(--glass-border);
    border-radius: 50%;
    color: white;
    font-size: 1.1rem;
    cursor: pointer;
    display: flex; align-items: center; justify-content: center;
    transition: var(--t);
    backdrop-filter: blur(10px);
    pointer-events: all;
}

.slider-arrow:hover {
    background: var(--secondary);
    border-color: var(--secondary);
    transform: scale(1.1);
}

/* Scroll indicator */
.scroll-indicator {
    position: absolute;
    bottom: 22px;
    right: 50%;
    transform: translateX(50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    color: rgba(255,255,255,0.7);
    font-size: 0.75rem;
    animation: bounce 2s infinite;
}

.scroll-indicator i { font-size: 1.2rem; }

/* ===== انیمیشن‌های scroll ===== */
@keyframes slideUp {
    from { opacity: 0; transform: translateY(35px); }
    to   { opacity: 1; transform: translateY(0); }
}
@keyframes slideLeft {
    from { opacity: 0; transform: translateX(-35px); }
    to   { opacity: 1; transform: translateX(0); }
}
@keyframes slideRight {
    from { opacity: 0; transform: translateX(35px); }
    to   { opacity: 1; transform: translateX(0); }
}

.reveal, .reveal-left, .reveal-right {
    animation-fill-mode: both;
    animation-duration: 0.65s;
    animation-timing-function: cubic-bezier(0.4,0,0.2,1);
}

.reveal       { animation-name: slideUp; }
.reveal-left  { animation-name: slideLeft; }
.reveal-right { animation-name: slideRight; }

/* stagger delays */
.stagger-1 { animation-delay: 0.05s; }
.stagger-2 { animation-delay: 0.12s; }
.stagger-3 { animation-delay: 0.19s; }
.stagger-4 { animation-delay: 0.26s; }
.stagger-5 { animation-delay: 0.33s; }
.stagger-6 { animation-delay: 0.40s; }
.stagger-7 { animation-delay: 0.47s; }
.stagger-8 { animation-delay: 0.54s; }

/* reveal class کلاس برای JS compat - بدون تأثیر */
.revealed { }

/* ===== بخش‌های عمومی ===== */
.section { padding: 90px 0; }

.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 24px;
}

.section-header {
    text-align: center;
    margin-bottom: 64px;
}

.section-label {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(12,169,197,0.1);
    color: var(--secondary);
    border: 1px solid rgba(12,169,197,0.3);
    padding: 6px 18px;
    border-radius: 100px;
    font-size: 0.8rem;
    font-weight: 600;
    margin-bottom: 16px;
    letter-spacing: 0.05em;
}

.section-header h2 {
    font-size: clamp(1.8rem, 3vw, 2.4rem);
    font-weight: 800;
    color: var(--primary);
    margin-bottom: 16px;
    line-height: 1.3;
}

.section-header p {
    font-size: 1rem;
    color: var(--text-mid);
    max-width: 600px;
    margin: 0 auto;
}

.section-divider {
    width: 60px;
    height: 4px;
    background: linear-gradient(to right, var(--secondary), var(--accent));
    margin: 16px auto 0;
    border-radius: 100px;
}

/* ===== بخش معرفی معاونت ===== */
.introduction-section {
    background: var(--white);
}

.mission-card {
    background: linear-gradient(135deg, #f0f7ff, #e8f4fd);
    border-radius: var(--radius-lg);
    padding: 40px;
    display: flex;
    align-items: flex-start;
    gap: 28px;
    margin-bottom: 50px;
    border-right: 5px solid var(--secondary);
    box-shadow: var(--shadow);
    transition: var(--t);
}

.mission-card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-4px);
}

.card-icon {
    width: 64px; height: 64px;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    border-radius: 16px;
    display: flex; align-items: center; justify-content: center;
    font-size: 1.6rem;
    color: white;
    flex-shrink: 0;
    box-shadow: 0 6px 20px rgba(12,169,197,0.35);
}

.card-content h3 {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 12px;
}

.card-content p { color: var(--text-mid); line-height: 1.9; }

.structure-guide {
    text-align: center;
    padding: 40px;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    border-radius: var(--radius-lg);
    color: white;
    margin-bottom: 50px;
}

.structure-guide h3 {
    font-size: 1.4rem;
    margin-bottom: 12px;
    font-weight: 700;
}

.structure-guide p { opacity: 0.9; }

/* واحدها */
.units-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
    gap: 24px;
}

.unit-card {
    background: var(--white);
    border-radius: var(--radius);
    padding: 32px 24px;
    text-align: center;
    box-shadow: var(--shadow-sm);
    border: 1.5px solid var(--border);
    transition: var(--t);
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.unit-card::before {
    content: '';
    position: absolute;
    bottom: 0; left: 0; right: 0;
    height: 3px;
    background: linear-gradient(to right, var(--secondary), var(--accent));
    transform: scaleX(0);
    transition: transform 0.35s ease;
}

.unit-card:hover::before { transform: scaleX(1); }

.unit-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    border-color: var(--secondary);
}

.unit-icon-wrap {
    width: 68px; height: 68px;
    background: linear-gradient(135deg, rgba(12,169,197,0.1), rgba(12,169,197,0.2));
    border-radius: 20px;
    display: flex; align-items: center; justify-content: center;
    margin: 0 auto 20px;
    font-size: 1.7rem;
    color: var(--secondary);
    transition: var(--t);
}

.unit-card:hover .unit-icon-wrap {
    background: linear-gradient(135deg, var(--secondary), var(--secondary-light));
    color: white;
    transform: scale(1.1) rotate(-5deg);
    box-shadow: 0 8px 25px rgba(12,169,197,0.4);
}

.unit-card h4 {
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 10px;
}

.unit-card p {
    color: var(--text-light);
    font-size: 0.85rem;
    margin-bottom: 20px;
}

.unit-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: var(--secondary);
    font-weight: 600;
    font-size: 0.85rem;
    transition: var(--t);
}

.unit-link:hover { color: var(--primary); gap: 10px; }

/* ===== بخش خدمات ===== */
.services-section {
    background: var(--bg);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 24px;
}

.service-card {
    background: var(--white);
    border-radius: var(--radius);
    padding: 32px;
    box-shadow: var(--shadow-sm);
    border: 1.5px solid var(--border);
    transition: var(--t);
    position: relative;
    overflow: hidden;
}

.service-card::after {
    content: '';
    position: absolute;
    top: 0; right: 0;
    width: 4px;
    height: 0;
    background: linear-gradient(to bottom, var(--secondary), var(--accent));
    transition: height 0.4s ease;
}

.service-card:hover::after { height: 100%; }

.service-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
    border-color: transparent;
}

.service-icon-wrap {
    width: 56px; height: 56px;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    border-radius: 14px;
    display: flex; align-items: center; justify-content: center;
    font-size: 1.4rem;
    color: white;
    margin-bottom: 20px;
    transition: var(--t);
    box-shadow: 0 4px 15px rgba(26,53,87,0.25);
}

.service-card:hover .service-icon-wrap {
    transform: scale(1.1) rotate(5deg);
    box-shadow: 0 8px 25px rgba(12,169,197,0.4);
    background: linear-gradient(135deg, var(--secondary), var(--secondary-light));
}

.service-card h3 {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 10px;
}

.service-card > p {
    color: var(--text-mid);
    font-size: 0.88rem;
    margin-bottom: 20px;
}

.service-links { display: flex; flex-direction: column; gap: 4px; }

.service-links a {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--text-mid);
    padding: 8px 12px;
    border-radius: 8px;
    font-size: 0.875rem;
    transition: var(--t);
}

.service-links a:hover {
    background: rgba(12,169,197,0.08);
    color: var(--secondary);
    padding-right: 16px;
}

.service-links a i {
    font-size: 0.75rem;
    color: var(--secondary);
    flex-shrink: 0;
}

/* ===== بخش اخبار ===== */
.news-section { background: var(--white); }

.news-categories {
    display: flex;
    justify-content: center;
    gap: 12px;
    margin-bottom: 48px;
    flex-wrap: wrap;
}

.category-btn {
    background: var(--bg);
    border: 1.5px solid var(--border);
    padding: 9px 22px;
    border-radius: 100px;
    cursor: pointer;
    font-family: var(--font);
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-mid);
    transition: var(--t);
}

.category-btn:hover, .category-btn.active {
    background: var(--secondary);
    color: white;
    border-color: var(--secondary);
    box-shadow: 0 4px 15px rgba(12,169,197,0.3);
}

.news-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
    gap: 24px;
}

.news-card {
    background: var(--white);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    border: 1.5px solid var(--border);
    display: flex;
    gap: 0;
    transition: var(--t);
}

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

.news-date {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: white;
    padding: 20px 18px;
    text-align: center;
    flex-shrink: 0;
    width: 80px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 4px;
}

.news-date .day {
    font-size: 1.8rem;
    font-weight: 800;
    line-height: 1;
}

.news-date .month {
    font-size: 0.75rem;
    opacity: 0.9;
}

.news-content { flex: 1; padding: 20px; }

.news-tag {
    display: inline-block;
    background: rgba(12,169,197,0.1);
    color: var(--secondary);
    padding: 4px 12px;
    border-radius: 100px;
    font-size: 0.72rem;
    font-weight: 600;
    margin-bottom: 10px;
    border: 1px solid rgba(12,169,197,0.3);
}

.news-content h3 {
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 8px;
    line-height: 1.5;
}

.news-content p {
    color: var(--text-mid);
    font-size: 0.83rem;
    margin-bottom: 14px;
    line-height: 1.7;
}

.news-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: var(--secondary);
    font-weight: 600;
    font-size: 0.83rem;
    transition: var(--t);
}

.news-link:hover { gap: 10px; color: var(--primary); }

.news-more {
    text-align: center;
    margin-top: 48px;
}

.btn-more {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: white;
    padding: 14px 36px;
    border-radius: 100px;
    font-weight: 600;
    transition: var(--t);
    box-shadow: 0 6px 25px rgba(26,53,87,0.3);
}

.btn-more:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 35px rgba(26,53,87,0.4);
    color: white;
}

/* ===== شمارنده ===== */
.counter-section {
    position: relative;
    padding: 100px 0;
    overflow: hidden;
}

.counter-bg {
    position: absolute;
    inset: 0;
    background-attachment: fixed;
    background-position: center;
    background-size: cover;
}

.counter-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(15,32,57,0.92), rgba(12,169,197,0.75));
}

.counter-grid {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 32px;
}

.counter-item {
    text-align: center;
    color: white;
    padding: 24px 16px;
    background: var(--glass);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius);
    backdrop-filter: blur(10px);
    transition: var(--t);
}

.counter-item:hover {
    background: rgba(255,255,255,0.18);
    transform: translateY(-6px);
    box-shadow: 0 12px 40px rgba(0,0,0,0.2);
}

.counter-icon {
    font-size: 2.2rem;
    margin-bottom: 14px;
    opacity: 0.9;
}

.counter-number {
    font-size: 2.8rem;
    font-weight: 800;
    margin-bottom: 8px;
    background: linear-gradient(to right, white, rgba(255,255,255,0.8));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.counter-label {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 4px;
}

.counter-sublabel {
    font-size: 0.75rem;
    opacity: 0.75;
}

/* ===== دسترسی سریع ===== */
.quick-access-section { background: var(--bg); }

.quick-access-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(210px, 1fr));
    gap: 20px;
}

.quick-access-card {
    background: var(--white);
    border-radius: var(--radius);
    padding: 36px 20px;
    text-align: center;
    border: 1.5px solid var(--border);
    box-shadow: var(--shadow-sm);
    transition: var(--t);
    position: relative;
    overflow: hidden;
}

.quick-access-card::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    opacity: 0;
    transition: opacity 0.35s ease;
}

.quick-access-card:hover::before { opacity: 1; }

.quick-access-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-glow);
    border-color: transparent;
}

.quick-icon {
    font-size: 2.4rem;
    color: var(--secondary);
    margin-bottom: 16px;
    position: relative;
    z-index: 1;
    transition: var(--t);
}

.quick-access-card:hover .quick-icon {
    color: rgba(255,255,255,0.9);
    transform: scale(1.2);
}

.quick-access-card h3 {
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 8px;
    position: relative;
    z-index: 1;
    transition: var(--t);
}

.quick-access-card:hover h3 { color: white; }

.quick-access-card p {
    font-size: 0.8rem;
    color: var(--text-light);
    position: relative;
    z-index: 1;
    transition: var(--t);
}

.quick-access-card:hover p { color: rgba(255,255,255,0.8); }

/* ===== فوتر ===== */
.main-footer {
    background: var(--primary-dark);
    color: white;
    padding: 64px 0 0;
}

.footer-container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 24px;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 48px;
    padding-bottom: 48px;
}

.footer-section h4 {
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 24px;
    padding-bottom: 12px;
    border-bottom: 2px solid var(--secondary);
    display: flex;
    align-items: center;
    gap: 8px;
}

.footer-links { display: flex; flex-direction: column; gap: 10px; }

.footer-links a {
    color: rgba(255,255,255,0.7);
    font-size: 0.88rem;
    display: flex;
    align-items: center;
    gap: 8px;
    transition: var(--t);
    padding: 4px 0;
}

.footer-links a::before {
    content: '›';
    color: var(--secondary);
    font-size: 1.2rem;
    flex-shrink: 0;
}

.footer-links a:hover {
    color: white;
    padding-right: 8px;
}

.contact-info { display: flex; flex-direction: column; gap: 14px; }

.contact-info p {
    display: flex;
    align-items: center;
    gap: 12px;
    color: rgba(255,255,255,0.75);
    font-size: 0.88rem;
}

.contact-info i {
    width: 32px; height: 32px;
    background: rgba(12,169,197,0.2);
    border-radius: 8px;
    display: flex; align-items: center; justify-content: center;
    color: var(--secondary);
    flex-shrink: 0;
}

.social-links {
    display: flex;
    gap: 12px;
    margin-top: 8px;
}

.social-links a {
    width: 42px; height: 42px;
    background: rgba(255,255,255,0.08);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: 12px;
    display: flex; align-items: center; justify-content: center;
    color: rgba(255,255,255,0.7);
    font-size: 1.1rem;
    transition: var(--t);
}

.social-links a:hover {
    background: var(--secondary);
    border-color: var(--secondary);
    color: white;
    transform: translateY(-4px);
    box-shadow: 0 6px 20px rgba(12,169,197,0.4);
}

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.08);
    padding: 24px;
    text-align: center;
    color: rgba(255,255,255,0.5);
    font-size: 0.85rem;
    max-width: 1280px;
    margin: 0 auto;
}

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

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

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

@keyframes pulse-ring {
    0% { transform: scale(0.8); opacity: 1; }
    100% { transform: scale(1.5); opacity: 0; }
}

/* ===== ریسپانسیو موبایل ===== */
@media (max-width: 1024px) {
    .hero-title { font-size: 2.2rem; }
}

@media (max-width: 768px) {
    .menu-toggle { display: flex; }

    .main-nav {
        position: fixed;
        top: 0; right: 0;
        width: 280px;
        height: 100vh;
        background: var(--primary-dark);
        padding: 80px 24px 40px;
        transform: translateX(100%);
        transition: transform 0.4s cubic-bezier(0.4,0,0.2,1);
        z-index: 999;
        box-shadow: -10px 0 40px rgba(0,0,0,0.3);
    }

    .main-nav.open {
        transform: translateX(0);
    }

    .nav-overlay {
        position: fixed;
        inset: 0;
        background: rgba(0,0,0,0.5);
        z-index: 998;
        opacity: 0;
        pointer-events: none;
        transition: opacity 0.4s ease;
    }

    .nav-overlay.visible {
        opacity: 1;
        pointer-events: all;
    }

    .main-nav .nav-list {
        flex-direction: column;
        gap: 8px;
    }

    .nav-link {
        display: block;
        padding: 14px 16px;
        font-size: 1rem;
        border-bottom: 1px solid rgba(255,255,255,0.08);
    }

    .hero-slider { height: 100svh; }
    .hero-title { font-size: 1.8rem; }
    .hero-subtitle { font-size: 0.95rem; }
    .hero-buttons { flex-direction: column; align-items: center; }
    .btn-primary, .btn-outline { width: 100%; max-width: 280px; justify-content: center; }

    .mission-card { flex-direction: column; text-align: center; }
    .card-icon { margin: 0 auto; }

    .section { padding: 60px 0; }

    .news-grid { grid-template-columns: 1fr; }
    .news-card { flex-direction: column; }
    .news-date {
        width: 100%;
        flex-direction: row;
        padding: 14px 20px;
        justify-content: center;
        gap: 8px;
    }

    .counter-grid { grid-template-columns: repeat(2, 1fr); }
    .counter-bg { background-attachment: scroll; }

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

    .slider-arrows { display: none; }
}

@media (max-width: 480px) {
    .counter-grid { grid-template-columns: 1fr; }
    .footer-container { grid-template-columns: 1fr; }
    .units-grid { grid-template-columns: 1fr 1fr; }
    .services-grid { grid-template-columns: 1fr; }
    .quick-access-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 360px) {
    .units-grid { grid-template-columns: 1fr; }
    .quick-access-grid { grid-template-columns: 1fr; }
}

/* ===== صفحه جزئیات واحد ===== */
.unit-detail-section { background: var(--white); }
.unit-detail-header {
    display: flex; align-items: center; gap: 20px;
    margin-bottom: 40px;
    padding-bottom: 24px;
    border-bottom: 2px solid var(--border);
}
.unit-detail-header h2 { font-size: 1.8rem; color: var(--primary); font-weight: 800; }
.back-btn {
    display: inline-flex; align-items: center; gap: 8px;
    background: var(--secondary);
    color: white;
    padding: 10px 22px;
    border-radius: 10px;
    font-size: 0.9rem;
    font-weight: 600;
    font-family: var(--font);
    border: none;
    cursor: pointer;
    transition: var(--t);
    text-decoration: none;
}
.back-btn:hover { background: var(--primary); color: white; transform: translateX(4px); }
.detail-card {
    background: var(--bg);
    border-radius: var(--radius);
    padding: 28px;
    display: flex;
    gap: 20px;
    border-right: 4px solid var(--secondary);
    margin-bottom: 20px;
}
.detail-icon { font-size: 1.8rem; color: var(--secondary); flex-shrink: 0; padding-top: 4px; }
.detail-info h3 { font-size: 1.15rem; color: var(--primary); margin-bottom: 12px; font-weight: 700; }
.detail-info p { color: var(--text-mid); line-height: 1.9; }
.duties-list { padding: 0; }
.duties-list li {
    padding: 10px 0;
    border-bottom: 1px solid var(--border);
    display: flex; align-items: center; gap: 12px;
    color: var(--text-mid);
}
.duties-list li:last-child { border-bottom: none; }
.duties-list li::before { content: "✓"; color: var(--secondary); font-weight: 800; font-size: 1rem; }
.staff-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px,1fr)); gap: 20px; margin-top: 8px; }
.staff-card {
    background: var(--white); border-radius: var(--radius);
    padding: 20px; display: flex; gap: 16px;
    box-shadow: var(--shadow-sm); border: 1.5px solid var(--border);
    transition: var(--t);
}
.staff-card:hover { box-shadow: var(--shadow); transform: translateY(-3px); }
.staff-avatar {
    width: 56px; height: 56px;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    border-radius: 14px;
    display: flex; align-items: center; justify-content: center;
    font-size: 1.4rem; color: white; flex-shrink: 0;
}
.staff-info h4 { font-size: 0.95rem; color: var(--primary); font-weight: 700; margin-bottom: 4px; }
.staff-info p { font-size: 0.82rem; color: var(--text-light); margin-bottom: 3px; }

/* ===== نوار ناوبری روی اسلایدر ===== */
.section-nav-bar {
    position: absolute;
    bottom: 80px;
    right: 50%;
    transform: translateX(50%);
    z-index: 20;
    width: min(1100px, 94vw);
    background: rgba(255,255,255,0.15);
    backdrop-filter: blur(22px);
    -webkit-backdrop-filter: blur(22px);
    border: 1px solid rgba(255,255,255,0.35);
    border-radius: 20px;
    box-shadow: 0 8px 40px rgba(0,0,0,0.25);
    overflow: hidden;
}

.section-nav-container {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
}

.section-nav-item {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 18px 20px;
    border-left: 1px solid rgba(255,255,255,0.2);
    transition: var(--t);
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.section-nav-item:last-child { border-left: none; }

.section-nav-item::after {
    content: '';
    position: absolute;
    inset: 0;
    background: rgba(255,255,255,0.1);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.section-nav-item:hover::after { opacity: 1; }

.snav-icon {
    width: 46px;
    height: 46px;
    border-radius: 12px;
    background: rgba(255,255,255,0.18);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    color: white;
    flex-shrink: 0;
    transition: var(--t);
    border: 1px solid rgba(255,255,255,0.3);
}

.section-nav-item:hover .snav-icon {
    background: var(--c, var(--secondary));
    border-color: transparent;
    transform: scale(1.1) rotate(-5deg);
    box-shadow: 0 4px 16px rgba(0,0,0,0.3);
}

.snav-text {
    flex: 1;
    min-width: 0;
}

.snav-title {
    display: block;
    font-size: 0.9rem;
    font-weight: 700;
    color: white;
    margin-bottom: 2px;
    transition: var(--t);
}

.snav-sub {
    display: block;
    font-size: 0.72rem;
    color: rgba(255,255,255,0.65);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.snav-arrow {
    color: rgba(255,255,255,0.5);
    font-size: 0.72rem;
    flex-shrink: 0;
    transition: var(--t);
}

.section-nav-item:hover .snav-arrow {
    color: white;
    transform: translateX(-4px);
}

/* scroll indicator کمی پایین‌تر */
/* موبایل */
@media (max-width: 900px) {
    .section-nav-bar { bottom: 70px; width: 96vw; border-radius: 14px; }
    .section-nav-container {
        grid-template-columns: repeat(4, minmax(140px, 1fr));
        overflow-x: auto;
        scrollbar-width: none;
    }
    .section-nav-container::-webkit-scrollbar { display: none; }
}

@media (max-width: 600px) {
    .section-nav-bar { bottom: 60px; width: 96vw; border-radius: 12px; }
    .section-nav-item { padding: 14px 12px; gap: 10px; }
    .snav-icon { width: 38px; height: 38px; font-size: 1rem; border-radius: 10px; }
    .snav-title { font-size: 0.8rem; }
    .snav-sub { display: none; }
    .snav-arrow { display: none; }
}