:root {
    --primary: #1a237e;
    --primary-dark: #0d1557;
    --primary-light: #3949ab;
    --gold: #c9a84c;
    --gold-light: #f5e6c8;
    --white: #ffffff;
    --gray: #f5f5f5;
    --gray-dark: #e0e0e0;
    --text: #212121;
    --text-light: #666;
    --success: #2e7d32;
    --danger: #c62828;
    --shadow: 0 4px 20px rgba(0,0,0,0.08);
    --shadow-hover: 0 8px 30px rgba(0,0,0,0.12);
    --radius: 12px;
    --radius-sm: 8px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
    font-family: 'Segoe UI', Tahoma, sans-serif;
    background: var(--gray);
    color: var(--text);
    line-height: 1.7;
    overflow-x: hidden;
}

/* ==================== هدر ==================== */
.main-header {
    background: linear-gradient(135deg, var(--primary-dark), var(--primary));
    color: var(--white);
    box-shadow: 0 3px 15px rgba(0,0,0,0.3);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.header-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 15px 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 15px;
}

.logo h1 {
    font-size: 24px;
    color: var(--gold);
    letter-spacing: 0.5px;
}

.nav-links { display: flex; gap: 8px; flex-wrap: wrap; }

.nav-btn {
    padding: 10px 20px;
    background: rgba(255,255,255,0.08);
    color: var(--white);
    text-decoration: none;
    border-radius: var(--radius-sm);
    font-size: 14px;
    font-weight: bold;
    transition: all 0.3s;
    border: 1px solid rgba(255,255,255,0.15);
}

.nav-btn:hover, .nav-btn.active {
    background: var(--gold);
    color: var(--primary-dark);
    border-color: var(--gold);
    transform: translateY(-2px);
}

/* ==================== اسلایدر ==================== */
.hero-slider {
    position: relative;
    max-width: 1400px;
    margin: 20px auto 30px;
    padding: 0 20px;
}

.slider-wrapper {
    position: relative;
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow);
}

.slides-track {
    display: flex;
    transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.slide-item {
    min-width: 100%;
    padding: 30px 60px;
    color: var(--white);
    display: flex;
    flex-direction: column;
    justify-content: center;
    min-height: 180px;
    position: relative;
}

.slide-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(201,168,76,0.1), transparent);
    pointer-events: none;
}

.slide-badge {
    display: inline-block;
    padding: 4px 14px;
    border-radius: 20px;
    font-size: 11px;
    font-weight: bold;
    margin-bottom: 10px;
    align-self: flex-start;
}

.slide-badge-sale {
    background: var(--gold);
    color: var(--primary-dark);
}

.slide-badge-request {
    background: rgba(255,255,255,0.2);
    color: var(--white);
    border: 1px solid var(--white);
}

.slide-title {
    font-size: 20px;
    font-weight: bold;
    margin-bottom: 6px;
    color: var(--gold-light);
}

.slide-info {
    font-size: 14px;
    opacity: 0.9;
    margin-bottom: 4px;
}

.slide-amount {
    font-size: 22px;
    font-weight: bold;
    color: var(--gold);
    margin-top: 8px;
}

.slider-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(255,255,255,0.2);
    color: var(--white);
    border: 2px solid rgba(255,255,255,0.4);
    width: 44px;
    height: 44px;
    border-radius: 50%;
    font-size: 24px;
    cursor: pointer;
    z-index: 10;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s;
    backdrop-filter: blur(5px);
}

.slider-nav:hover {
    background: var(--gold);
    color: var(--primary-dark);
    border-color: var(--gold);
}

.slider-prev { left: 15px; }
.slider-next { right: 15px; }

.slider-dots {
    display: none;
}



.slider-label {
    position: absolute;
    top: -12px;
    right: 35px;
    background: var(--gold);
    color: var(--primary-dark);
    padding: 5px 18px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: bold;
    box-shadow: 0 3px 10px rgba(0,0,0,0.15);
    z-index: 20;
}

/* ==================== محتوا ==================== */
.main-content {
    max-width: 1400px;
    margin: 30px auto;
    padding: 0 20px;
    min-height: 60vh;
}

.page-title {
    text-align: center;
    font-size: 28px;
    color: var(--primary);
    margin-bottom: 10px;
}

.page-subtitle {
    text-align: center;
    color: var(--text-light);
    margin-bottom: 30px;
}

/* ==================== فرم‌ها ==================== */
.dual-forms {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 25px;
    max-width: 100%;
    margin: 0 auto;
}

.form-card {
    background: var(--white);
    border-radius: var(--radius);
    padding: 25px;
    box-shadow: var(--shadow);
    border-top: 4px solid var(--primary);
    transition: transform 0.3s, box-shadow 0.3s;
}

.form-card:hover {
    box-shadow: var(--shadow-hover);
}

.form-card h2 {
    font-size: 18px;
    color: var(--primary);
    margin-bottom: 20px;
    text-align: center;
    padding-bottom: 10px;
    border-bottom: 2px solid var(--gold-light);
}

.form-group { margin-bottom: 14px; }

.form-group label {
    display: block;
    font-size: 13px;
    font-weight: bold;
    margin-bottom: 4px;
}

.form-group input {
    width: 100%;
    padding: 11px 14px;
    border: 2px solid var(--gray-dark);
    border-radius: var(--radius-sm);
    font-size: 14px;
    font-family: inherit;
    transition: all 0.3s;
    background: #fafafa;
}

.form-group input:focus {
    border-color: var(--gold);
    outline: none;
    background: var(--white);
    box-shadow: 0 0 0 3px rgba(201,168,76,0.15);
}

.submit-btn {
    width: 100%;
    padding: 12px;
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    color: var(--white);
    border: none;
    border-radius: var(--radius-sm);
    font-size: 15px;
    font-weight: bold;
    cursor: pointer;
    transition: all 0.3s;
    margin-top: 5px;
}

.submit-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(26,35,126,0.3);
}

/* ==================== لیست وام‌ها ==================== */
.loans-list-section {
    margin-top: 30px;
    background: var(--white);
    border-radius: var(--radius);
    padding: 25px;
    box-shadow: var(--shadow);
    border-top: 4px solid var(--gold);
    width: 100%;
    max-width: 100%;
}

.section-title-list {
    text-align: center;
    font-size: 20px;
    color: var(--primary);
    margin-bottom: 20px;
    padding-bottom: 10px;
    border-bottom: 2px solid var(--gold-light);
}

.loans-scroll-box {
    max-height: 400px;
    overflow-y: auto;
    padding-left: 5px;
    width: 100%;
}

.loans-scroll-box::-webkit-scrollbar { width: 8px; }
.loans-scroll-box::-webkit-scrollbar-track { background: #f0f0f0; border-radius: 10px; }
.loans-scroll-box::-webkit-scrollbar-thumb { background: var(--primary); border-radius: 10px; }
.loans-scroll-box::-webkit-scrollbar-thumb:hover { background: var(--primary-dark); }

.loan-item {
    background: #fafafa;
    border: 1px solid var(--gray-dark);
    border-right: 4px solid var(--primary);
    border-radius: var(--radius-sm);
    padding: 14px 18px;
    margin-bottom: 10px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 10px;
    font-size: 13px;
    transition: all 0.3s;
}

.loan-item:hover {
    background: var(--white);
    box-shadow: 0 3px 10px rgba(0,0,0,0.08);
    transform: translateX(-3px);
}

.loan-item .loan-info {
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
    flex: 1;
    align-items: center;
}

.loan-item .loan-info span { color: var(--text-light); }
.loan-item .loan-info strong { color: var(--primary); }

.loan-item .loan-amount {
    font-weight: bold;
    color: var(--success);
    font-size: 14px;
    background: #e8f5e9;
    padding: 4px 12px;
    border-radius: 20px;
}

.loan-item .loan-type {
    padding: 3px 12px;
    border-radius: 20px;
    font-size: 11px;
    font-weight: bold;
}

.loan-type-sale { background: #e8f5e9; color: #2e7d32; }
.loan-type-request { background: #fff3e0; color: #e65100; }

.loans-empty {
    text-align: center;
    padding: 40px;
    color: #888;
    font-size: 14px;
}

/* ==================== فوتر ==================== */
.main-footer {
    background: var(--primary-dark);
    color: var(--white);
    margin-top: 50px;
}

.footer-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 30px 20px;
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 25px;
}

.footer-section { flex: 1; min-width: 220px; }
.footer-section h3 { color: var(--gold); font-size: 16px; margin-bottom: 10px; }
.footer-section p { font-size: 13px; color: #ccc; margin-bottom: 5px; }

.footer-bottom {
    background: #0a0e2e;
    text-align: center;
    padding: 15px;
    font-size: 12px;
    color: #888;
}

/* ==================== پیام ==================== */
.alert {
    padding: 12px 18px;
    border-radius: var(--radius-sm);
    margin-bottom: 20px;
    font-size: 14px;
    text-align: center;
}

.alert-success { background: #e8f5e9; color: var(--success); border: 1px solid #a5d6a7; }
.alert-danger { background: #ffebee; color: var(--danger); border: 1px solid #ef9a9a; }

/* ==================== صفحات ساده ==================== */
.simple-page {
    background: var(--white);
    border-radius: var(--radius);
    padding: 30px;
    box-shadow: var(--shadow);
    max-width: 800px;
    margin: 0 auto;
}

.simple-page h2 { color: var(--primary); margin-bottom: 15px; }
.simple-page p { margin-bottom: 12px; color: var(--text-light); line-height: 2; }

/* ==================== واکنش‌گرا ==================== */
@media (max-width: 992px) {
    .slide-item { padding: 25px 55px; min-height: 160px; }
    .slide-title { font-size: 17px; }
    .slide-amount { font-size: 19px; }
}

@media (max-width: 768px) {
    .header-container { padding: 12px 15px; }
    .logo h1 { font-size: 20px; }
    .nav-btn { padding: 8px 14px; font-size: 12px; }

    .hero-slider { margin: 15px auto 20px; padding: 0 15px; }
    .slide-item { padding: 20px 50px; min-height: 140px; }
    .slide-title { font-size: 15px; }
    .slide-info { font-size: 12px; }
    .slide-amount { font-size: 17px; }
    .slider-nav { width: 36px; height: 36px; font-size: 20px; }

    .dual-forms {
        grid-template-columns: 1fr 1fr;
        gap: 12px;
    }

    .form-card { padding: 15px 12px; }
    .form-card h2 { font-size: 13px; margin-bottom: 12px; }
    .form-group { margin-bottom: 10px; }
    .form-group label { font-size: 11px; }
    .form-group input { padding: 8px 10px; font-size: 12px; }
    .submit-btn { padding: 9px; font-size: 12px; }

    .page-title { font-size: 20px; }
    .page-subtitle { font-size: 12px; margin-bottom: 20px; }

    .main-content { padding: 0 15px; }

    .loan-item { padding: 10px 12px; font-size: 12px; }
    .loan-item .loan-info { gap: 8px; }
}

@media (max-width: 480px) {
    .header-container { flex-direction: column; gap: 10px; }
    .nav-links { justify-content: center; width: 100%; }
    .nav-btn { padding: 7px 12px; font-size: 11px; }

    .slider-label { font-size: 10px; padding: 4px 12px; right: 20px; }
    .slide-item { padding: 15px 45px; min-height: 130px; }
    .slide-title { font-size: 13px; }
    .slide-info { font-size: 11px; }
    .slide-amount { font-size: 15px; }

    .dual-forms { gap: 8px; }
    .form-card { padding: 12px 8px; }
    .form-card h2 { font-size: 11px; margin-bottom: 10px; }
    .form-group { margin-bottom: 8px; }
    .form-group label { font-size: 10px; margin-bottom: 2px; }
    .form-group input { padding: 6px 8px; font-size: 11px; }
    .submit-btn { padding: 8px; font-size: 11px; }

    .page-title { font-size: 17px; }
    .section-title-list { font-size: 15px; }
    .loan-item .loan-info { font-size: 11px; }
    .loan-item .loan-amount { font-size: 12px; padding: 3px 8px; }
}