:root {
    --primary: #2563eb;
    --primary-dark: #1d4ed8;
    --accent: #f59e0b;
    --text: #1f2937;
    --muted: #6b7280;
    --bg: #f9fafb;
    --white: #ffffff;
    --border: #e5e7eb;
}

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

body {
    font-family: 'Roboto', sans-serif;
    color: var(--text);
    background: var(--bg);
    line-height: 1.6;
}

.container {
    max-width: 1140px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header */
.site-header {
    background: var(--white);
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    z-index: 100;
}
.header-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
}
.logo {
    font-size: 24px;
    font-weight: 700;
    color: var(--text);
    text-decoration: none;
}
.logo span { color: var(--primary); }
.main-nav a {
    margin-left: 28px;
    text-decoration: none;
    color: var(--text);
    font-weight: 500;
    font-size: 15px;
    transition: color .2s;
}
.main-nav a:hover { color: var(--primary); }

/* Slider */
.slider {
    position: relative;
    overflow: hidden;
    height: 420px;
    background: #111;
}
.slide {
    position: absolute;
    inset: 0;
    opacity: 0;
    transition: opacity .6s ease;
}
.slide.active { opacity: 1; }
.slide img { width: 100%; height: 100%; object-fit: cover; }
.slide-caption {
    position: absolute;
    bottom: 40px;
    left: 0;
    width: 100%;
    text-align: center;
    color: #fff;
    text-shadow: 0 2px 6px rgba(0,0,0,.6);
    font-size: 28px;
    font-weight: 700;
}
.slider-dots {
    position: absolute;
    bottom: 12px;
    width: 100%;
    text-align: center;
}
.slider-dots span {
    display: inline-block;
    width: 10px; height: 10px;
    border-radius: 50%;
    background: rgba(255,255,255,.5);
    margin: 0 4px;
    cursor: pointer;
}
.slider-dots span.active { background: #fff; }

/* Banner */
.banner-strip {
    margin: 24px 0;
    text-align: center;
}
.banner-strip img { max-width: 100%; border-radius: 8px; }

/* Sections */
section { padding: 50px 0; }
.section-title {
    font-size: 28px;
    font-weight: 700;
    margin-bottom: 30px;
    text-align: center;
}

/* Cards grid */
.cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px,1fr));
    gap: 24px;
}
.card {
    background: var(--white);
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 1px 4px rgba(0,0,0,.08);
    transition: transform .2s, box-shadow .2s;
}
.card:hover { transform: translateY(-4px); box-shadow: 0 8px 20px rgba(0,0,0,.12); }
.card img { width: 100%; height: 160px; object-fit: cover; }
.card-body { padding: 18px; }
.card-body h3 { font-size: 18px; margin-bottom: 8px; }
.card-body p { color: var(--muted); font-size: 14px; margin-bottom: 12px; }
.badge {
    display: inline-block;
    background: var(--accent);
    color: #fff;
    font-size: 12px;
    font-weight: 700;
    padding: 4px 10px;
    border-radius: 20px;
    margin-bottom: 8px;
}

/* Forms */
.form-wrap {
    background: var(--white);
    max-width: 600px;
    margin: 0 auto;
    padding: 32px;
    border-radius: 10px;
    box-shadow: 0 1px 4px rgba(0,0,0,.08);
}
.form-group { margin-bottom: 18px; }
.form-group label { display: block; font-weight: 500; margin-bottom: 6px; font-size: 14px; }
.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid var(--border);
    border-radius: 6px;
    font-family: 'Roboto', sans-serif;
    font-size: 14px;
}
.btn {
    display: inline-block;
    background: var(--primary);
    color: #fff;
    border: none;
    padding: 12px 26px;
    border-radius: 6px;
    font-weight: 500;
    font-size: 15px;
    cursor: pointer;
    text-decoration: none;
    transition: background .2s;
}
.btn:hover { background: var(--primary-dark); }
.alert {
    padding: 12px 16px;
    border-radius: 6px;
    margin-bottom: 18px;
    font-size: 14px;
}
.alert-success { background: #d1fae5; color: #065f46; }
.alert-error { background: #fee2e2; color: #991b1b; }

/* Footer */
.site-footer {
    background: #111827;
    color: #9ca3af;
    text-align: center;
    padding: 24px 0;
    margin-top: 40px;
    font-size: 14px;
}

/* ===== Admin Panel ===== */
.admin-body { background: #f1f5f9; font-family: 'Roboto', sans-serif; }
.admin-wrap { display: flex; min-height: 100vh; }
.admin-sidebar {
    width: 230px;
    background: #111827;
    color: #fff;
    padding: 20px 0;
}
.admin-sidebar h2 { padding: 0 20px 20px; font-size: 20px; }
.admin-sidebar a {
    display: block;
    color: #d1d5db;
    padding: 12px 20px;
    text-decoration: none;
    font-size: 14px;
}
.admin-sidebar a:hover, .admin-sidebar a.active { background: #1f2937; color: #fff; }
.admin-content { flex: 1; padding: 28px; }
.admin-topbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 24px;
}
.admin-card {
    background: #fff;
    border-radius: 8px;
    padding: 22px;
    box-shadow: 0 1px 3px rgba(0,0,0,.08);
    margin-bottom: 20px;
}
table { width: 100%; border-collapse: collapse; font-size: 14px; }
table th, table td { padding: 10px 12px; border-bottom: 1px solid var(--border); text-align: left; }
table th { background: #f3f4f6; font-weight: 700; }
.status-tag {
    padding: 3px 10px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 700;
}
.status-new { background: #dbeafe; color: #1e40af; }
.status-contacted { background: #fef3c7; color: #92400e; }
.status-approved { background: #d1fae5; color: #065f46; }
.status-rejected { background: #fee2e2; color: #991b1b; }
.login-box {
    max-width: 380px;
    margin: 80px auto;
    background: #fff;
    padding: 32px;
    border-radius: 10px;
    box-shadow: 0 1px 4px rgba(0,0,0,.1);
}
.stat-grid { display: grid; grid-template-columns: repeat(auto-fit,minmax(180px,1fr)); gap: 16px; margin-bottom: 24px; }
.stat-box { background: #fff; border-radius: 8px; padding: 18px; box-shadow: 0 1px 3px rgba(0,0,0,.08); }
.stat-box .num { font-size: 28px; font-weight: 700; color: var(--primary); }
.stat-box .label { font-size: 13px; color: var(--muted); }