:root {
    --ink: #16213a;
    --muted: #60708a;
    --surface: #f5f8ff;
    --surface-strong: #eaf0ff;
    --brand: #1d4ed8;
    --brand-2: #0ea5e9;
    --ok: #16a34a;
    --danger: #dc2626;
    --ring: rgba(29, 78, 216, 0.2);
}

* {
    box-sizing: border-box;
}

body {
    font-family: 'Open Sans', sans-serif;
    color: var(--ink);
    background:
        radial-gradient(circle at 8% 8%, #dbeafe 0, rgba(219, 234, 254, 0) 28%),
        radial-gradient(circle at 92% 92%, #ecfeff 0, rgba(236, 254, 255, 0) 24%),
        var(--surface);
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Roboto', sans-serif;
    letter-spacing: 0.01em;
}

.bg-light {
    background: linear-gradient(180deg, #f8fbff 0%, #eef4ff 100%) !important;
}

.container-fluid {
    width: 100%;
}

.nav-bar {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(8px);
    border-bottom: 1px solid #e6eeff;
    box-shadow: 0 8px 24px rgba(14, 26, 49, 0.08);
    z-index: 1000;
}

.nav-bar h1 {
    font-size: 1.8rem;
    font-weight: 800;
}

.card {
    border: 1px solid #e8efff;
    border-radius: 18px;
    overflow: hidden;
    background: #fff;
    box-shadow: 0 12px 30px rgba(26, 44, 79, 0.08);
    transition: transform 0.22s ease, box-shadow 0.22s ease;
}

.card:hover {
    transform: translateY(-4px);
    box-shadow: 0 18px 36px rgba(26, 44, 79, 0.13);
}

.card-img-top {
    height: 220px;
    object-fit: cover;
    background: var(--surface-strong);
}

.btn {
    border-radius: 12px;
    font-weight: 700;
    letter-spacing: 0.01em;
}

.btn-square {
    width: 42px;
    height: 42px;
    padding: 0;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.btn-primary {
    border-color: transparent;
    background: linear-gradient(120deg, var(--brand), var(--brand-2));
}

.btn-primary:hover,
.btn-primary:focus {
    border-color: transparent;
    background: linear-gradient(120deg, #1e40af, #0284c7);
}

.btn-outline-primary {
    border-color: #9bb7ff;
    color: #1e3a8a;
}

.btn-outline-primary:hover {
    background: #1e40af;
    border-color: #1e40af;
}

.form-control,
.form-select {
    border-radius: 10px;
    border-color: #d7e3ff;
}

.form-control:focus,
.form-select:focus {
    border-color: #82a4ff;
    box-shadow: 0 0 0 0.2rem var(--ring);
}

.badge {
    border-radius: 999px;
    padding: 0.45rem 0.7rem;
    font-weight: 700;
}

.price,
.h5.text-primary,
.h3.text-primary {
    color: #1d4ed8 !important;
    font-weight: 800;
}

.breadcrumb {
    margin: 0;
    padding: 0;
}

.breadcrumb a {
    color: #3155a5;
    text-decoration: none;
}

.breadcrumb-item.active {
    color: #62738e;
}

.alert {
    border: 0;
    border-radius: 12px;
}

.table {
    border-radius: 16px;
    overflow: hidden;
    background: #fff;
    box-shadow: 0 8px 20px rgba(20, 38, 70, 0.07);
}

.table thead th {
    background: #edf3ff;
    color: #273858;
    border-bottom: 0;
    font-weight: 700;
}

.page-link {
    border-radius: 10px;
    border-color: #ccdcff;
    color: #1e40af;
    margin: 0 3px;
}

.page-item.active .page-link,
.page-link:hover {
    background: #1d4ed8;
    border-color: #1d4ed8;
    color: #fff;
}

.submitted button[type="submit"] {
    opacity: 0.75;
    pointer-events: none;
}

.text-truncate-2 {
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.hero-panel {
    border-radius: 24px;
    background: linear-gradient(125deg, #0f172a 0%, #1d4ed8 55%, #0ea5e9 100%);
    color: #fff;
    padding: clamp(1.4rem, 3vw, 2.5rem);
    box-shadow: 0 24px 50px rgba(14, 24, 45, 0.26);
}

.hero-panel .lead {
    color: rgba(255, 255, 255, 0.88);
}

.hero-panel .btn-outline-light {
    border-width: 2px;
    font-weight: 700;
}

.hero-image {
    border-radius: 22px;
    border: 6px solid rgba(255, 255, 255, 0.22);
    box-shadow: 0 20px 45px rgba(13, 27, 58, 0.35);
}

.section-title {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1.6rem;
}

.section-title::before {
    content: "";
    width: 36px;
    height: 4px;
    border-radius: 3px;
    background: linear-gradient(90deg, #1d4ed8, #06b6d4);
}

@media (max-width: 992px) {
    .container-fluid {
        padding-left: 1rem !important;
        padding-right: 1rem !important;
    }

    .card-img-top {
        height: 190px;
    }
}

@media (max-width: 576px) {
    .nav-bar h1 {
        font-size: 1.35rem;
    }

    .hero-panel {
        border-radius: 18px;
    }
}