/* ============================================================
   BANGLADESH CYBER NETWORK - MINIMALIST ELEGANT CSS
   ============================================================ */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&family=Playfair+Display:wght@700;800;900&display=swap');

/* ---------- রুট ভেরিয়েবল ---------- */
:root {
    --primary: #991b1b;
    --primary-light: #dc2626;
    --primary-subtle: rgba(153, 27, 27, 0.08);
    --primary-border: rgba(153, 27, 27, 0.2);
    --bg-body: #0a0505;
    --bg-card: #140a0a;
    --text-white: #f3efef;
    --text-muted: #a58a8a;
    --radius: 12px;
    --shadow: 0 10px 40px rgba(0, 0, 0, 0.7);
    --transition: all 0.3s ease;
}

/* ---------- রিসেট ---------- */
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
    background: var(--bg-body);
    color: var(--text-white);
    font-family: 'Inter', sans-serif;
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
}
a { text-decoration: none; color: inherit; }
img { max-width: 100%; display: block; }
.container { width: 92%; max-width: 1240px; margin: 0 auto; }

/* ---------- টাইপোগ্রাফি ---------- */
h1, h2, h3, h4 { font-family: 'Playfair Display', serif; font-weight: 800; }
h1 { font-size: 3.2rem; line-height: 1.1; }
h2 { font-size: 2.2rem; }
h3 { font-size: 1.4rem; }

/* ---------- বাটন ---------- */
.btn {
    display: inline-block;
    padding: 12px 30px;
    border-radius: 60px;
    font-weight: 600;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.8px;
    border: none;
    cursor: pointer;
    transition: var(--transition);
    font-family: 'Inter', sans-serif;
}
.btn-primary { background: var(--primary); color: #fff; box-shadow: 0 4px 20px rgba(153,27,27,0.3); }
.btn-primary:hover { background: var(--primary-light); transform: translateY(-3px); box-shadow: 0 8px 30px rgba(153,27,27,0.4); }
.btn-outline { background: transparent; color: #fff; border: 2px solid var(--primary-border); }
.btn-outline:hover { background: var(--primary); color: #fff; border-color: var(--primary); }
.btn-small { padding: 8px 18px; font-size: 0.7rem; }

/* ---------- হেডার ---------- */
.main-header {
    position: sticky;
    top: 0;
    z-index: 999;
    background: rgba(10, 5, 5, 0.92);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--primary-border);
    padding: 10px 0;
}
.header-flex {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 10px;
}
.brand { display: flex; align-items: center; gap: 12px; }
.logo-img { height: 40px; }
.brand-text .brand-title {
    display: block;
    font-family: 'Playfair Display', serif;
    font-weight: 900;
    font-size: 1.2rem;
    line-height: 1.1;
    color: #fff;
    letter-spacing: 1px;
}
.brand-text .brand-sub {
    font-size: 0.55rem;
    letter-spacing: 3px;
    color: var(--primary);
    font-weight: 600;
    text-transform: uppercase;
}
.main-nav ul {
    display: flex;
    gap: 4px;
    list-style: none;
    align-items: center;
    flex-wrap: wrap;
}
.main-nav ul li a {
    color: var(--text-muted);
    padding: 6px 14px;
    border-radius: 60px;
    font-weight: 500;
    font-size: 0.82rem;
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 5px;
}
.main-nav ul li a:hover { color: #fff; background: var(--primary-subtle); }
.btn-nav { border: 1px solid var(--primary-border); padding: 6px 16px; }
.btn-primary-nav { background: var(--primary); color: #fff !important; border: none; }
.btn-primary-nav:hover { background: var(--primary-light) !important; }
.mobile-toggle { display: none; font-size: 1.5rem; color: #fff; cursor: pointer; }

/* ---------- হিরো ---------- */
.hero-section { padding: 60px 0 40px; }
.hero-content {
    display: flex;
    align-items: center;
    gap: 50px;
    flex-wrap: wrap;
}
.hero-text { flex: 1; }
.hero-tag {
    color: var(--primary);
    font-weight: 600;
    letter-spacing: 3px;
    font-size: 0.75rem;
    text-transform: uppercase;
    border-left: 3px solid var(--primary);
    padding-left: 12px;
}
.hero-text h1 { font-size: 3.8rem; margin: 10px 0; }
.hero-text h1 .highlight { color: var(--primary); font-style: italic; }
.hero-text p { font-size: 1.1rem; color: var(--text-muted); max-width: 500px; margin-bottom: 20px; }
.hero-stats { display: flex; gap: 30px; margin-bottom: 20px; }
.hero-stats span { font-weight: 600; color: #fff; }
.hero-stats span i { color: var(--primary); margin-right: 6px; }
.hero-image { flex: 1; text-align: center; }
.hero-image img { max-width: 100%; filter: drop-shadow(0 0 30px rgba(153,27,27,0.12)); }

/* ---------- সার্চ ---------- */
.search-section {
    padding: 20px 0;
    border-top: 1px solid var(--primary-border);
    border-bottom: 1px solid var(--primary-border);
    background: rgba(0, 0, 0, 0.2);
}
.search-form {
    display: flex;
    max-width: 650px;
    margin: 0 auto;
    background: var(--bg-card);
    border-radius: 60px;
    border: 1px solid var(--primary-border);
    overflow: hidden;
}
.search-form input {
    flex: 1;
    padding: 14px 20px;
    background: transparent;
    border: none;
    color: #fff;
    font-size: 0.9rem;
    outline: none;
}
.search-form input::placeholder { color: var(--text-muted); }
.search-form button {
    padding: 14px 28px;
    background: var(--primary);
    border: none;
    color: #fff;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}
.search-form button:hover { background: var(--primary-light); }

/* ---------- সেকশন ---------- */
.section-padding { padding: 50px 0; }
.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid var(--primary-border);
    padding-bottom: 12px;
    margin-bottom: 30px;
}
.section-header h2 { font-size: 1.8rem; color: #fff; }
.section-header h2 i { color: var(--primary); margin-right: 10px; }
.view-all { color: var(--primary); font-weight: 600; transition: var(--transition); }
.view-all:hover { color: #fff; }

/* ---------- কার্ড ---------- */
.card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 25px;
}
.card {
    background: var(--bg-card);
    border-radius: var(--radius);
    overflow: hidden;
    border: 1px solid var(--primary-border);
    transition: var(--transition);
}
.card:hover { transform: translateY(-6px); border-color: var(--primary); box-shadow: var(--shadow); }
.card-img { height: 180px; overflow: hidden; position: relative; background: #0a0505; }
.card-img img { width: 100%; height: 100%; object-fit: cover; transition: var(--transition); }
.card:hover .card-img img { transform: scale(1.05); }
.card-body { padding: 20px; }
.card-body h3 { font-size: 1.1rem; margin-bottom: 6px; color: #fff; }
.card-body p { color: var(--text-muted); font-size: 0.85rem; margin-bottom: 14px; }
.badge {
    position: absolute;
    top: 10px;
    right: 10px;
    background: var(--primary);
    padding: 3px 12px;
    border-radius: 30px;
    font-size: 0.6rem;
    font-weight: 700;
    text-transform: uppercase;
}

/* ---------- টিম ---------- */
.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 25px;
}
.team-member-card {
    background: var(--bg-card);
    padding: 20px;
    border-radius: var(--radius);
    text-align: center;
    border: 1px solid var(--primary-border);
    transition: var(--transition);
}
.team-member-card:hover { border-color: var(--primary); transform: translateY(-4px); box-shadow: var(--shadow); }
.team-member-card a { color: inherit; }
.member-avatar {
    width: 100px;
    height: 100px;
    border-radius: 50%;
    overflow: hidden;
    margin: 0 auto 12px;
    border: 3px solid var(--primary);
}
.member-avatar img { width: 100%; height: 100%; object-fit: cover; }
.designation { color: var(--primary); font-weight: 600; font-size: 0.8rem; }

/* ---------- প্রোফাইল ---------- */
.profile-container {
    display: flex;
    gap: 40px;
    background: var(--bg-card);
    padding: 35px;
    border-radius: var(--radius);
    border: 1px solid var(--primary-border);
    flex-wrap: wrap;
}
.profile-left { text-align: center; flex: 0 0 200px; }
.profile-avatar {
    width: 150px;
    height: 150px;
    border-radius: 50%;
    object-fit: cover;
    border: 4px solid var(--primary);
}
.profile-social-links {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    justify-content: center;
    margin-top: 12px;
}
.profile-social-links a {
    background: var(--primary-subtle);
    padding: 5px 12px;
    border-radius: 30px;
    color: var(--primary);
    font-weight: 600;
    font-size: 0.75rem;
    border: 1px solid var(--primary-border);
    transition: var(--transition);
}
.profile-social-links a:hover { background: var(--primary); color: #fff; }
.profile-right { flex: 1; }
.bio-box {
    background: rgba(0, 0, 0, 0.3);
    padding: 20px;
    border-radius: var(--radius);
    border-left: 4px solid var(--primary);
}

/* ---------- ডিল ---------- */
.deal-detail-card {
    display: flex;
    gap: 35px;
    background: var(--bg-card);
    padding: 35px;
    border-radius: var(--radius);
    border: 1px solid var(--primary-border);
    flex-wrap: wrap;
}
.deal-img { flex: 1; min-width: 250px; }
.deal-img img { width: 100%; border-radius: var(--radius); }
.price-tag { color: #4ade80; font-size: 2.2rem; font-weight: 800; }
.payment-form {
    background: rgba(0, 0, 0, 0.3);
    padding: 25px;
    border-radius: var(--radius);
    margin-top: 15px;
    border: 1px solid var(--primary-border);
}
.login-alert {
    background: var(--primary-subtle);
    padding: 25px;
    text-align: center;
    border-radius: var(--radius);
    border: 2px solid var(--primary);
}

/* ---------- অথ বক্স ---------- */
.auth-box {
    max-width: 440px;
    margin: 0 auto;
    background: var(--bg-card);
    padding: 35px;
    border-radius: var(--radius);
    border: 1px solid var(--primary-border);
}
.auth-box h2 { text-align: center; margin-bottom: 20px; color: var(--primary); }
.form-group { margin-bottom: 14px; }
.form-group label {
    display: block;
    font-weight: 600;
    margin-bottom: 4px;
    font-size: 0.85rem;
    color: var(--text-muted);
}
.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 12px;
    background: rgba(0, 0, 0, 0.4);
    border: 1px solid var(--primary-border);
    border-radius: 8px;
    color: #fff;
    font-size: 0.95rem;
    transition: var(--transition);
    font-family: 'Inter', sans-serif;
}
.form-group input:focus,
.form-group textarea:focus {
    border-color: var(--primary);
    outline: none;
    box-shadow: 0 0 20px rgba(153,27,27,0.1);
}
.error-msg {
    background: rgba(153,27,27,0.15);
    padding: 10px;
    border-radius: 8px;
    color: #f87171;
    text-align: center;
    margin-bottom: 12px;
}
.auth-switch {
    text-align: center;
    margin-top: 16px;
    color: var(--text-muted);
}
.auth-switch a { color: var(--primary); font-weight: 700; }

/* ---------- ফুটার ---------- */
.main-footer {
    background: #050202;
    padding: 40px 0 15px;
    border-top: 1px solid var(--primary-border);
    margin-top: 40px;
}
.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 30px;
}
.footer-col h3, .footer-col h4 { font-family: 'Playfair Display', serif; color: #fff; margin-bottom: 12px; font-size: 1.1rem; }
.footer-col p { color: var(--text-muted); font-size: 0.85rem; }
.footer-col ul { list-style: none; }
.footer-col ul li { margin-bottom: 6px; }
.footer-col ul li a { color: var(--text-muted); transition: var(--transition); }
.footer-col ul li a:hover { color: var(--primary); }
.social-links a {
    color: var(--text-muted);
    font-size: 1.4rem;
    margin-right: 16px;
    transition: var(--transition);
}
.social-links a:hover { color: var(--primary); transform: translateY(-3px); display: inline-block; }
.footer-phone { margin-top: 10px; color: var(--text-muted); }
.footer-bottom {
    border-top: 1px solid var(--primary-border);
    padding-top: 15px;
    margin-top: 20px;
    text-align: center;
    color: var(--text-muted);
    font-size: 0.8rem;
}
.highlight-text { color: var(--primary); font-weight: 700; }

/* ---------- অ্যাডমিন ---------- */
.admin-wrapper { display: flex; min-height: 100vh; }
.admin-sidebar {
    width: 240px;
    background: #050202;
    padding: 25px 12px;
    border-right: 2px solid var(--primary);
    height: 100vh;
    position: sticky;
    top: 0;
}
.admin-sidebar h2 {
    font-family: 'Playfair Display', serif;
    color: var(--primary);
    text-align: center;
    margin-bottom: 30px;
    font-size: 1.4rem;
}
.admin-sidebar ul { list-style: none; }
.admin-sidebar ul li a {
    display: block;
    padding: 10px 14px;
    color: var(--text-muted);
    border-radius: 8px;
    transition: var(--transition);
    font-weight: 500;
    font-size: 0.9rem;
}
.admin-sidebar ul li a i { margin-right: 10px; width: 18px; }
.admin-sidebar ul li a:hover { background: var(--primary-subtle); color: #fff; }
.admin-main { flex: 1; padding: 30px; background: var(--bg-body); }
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
    gap: 16px;
    margin-bottom: 25px;
}
.stat-card {
    background: var(--bg-card);
    padding: 20px;
    border-radius: var(--radius);
    border: 1px solid var(--primary-border);
    text-align: center;
}
.stat-card h3 { font-size: 2rem; color: var(--primary); font-family: 'Playfair Display', serif; }
.stat-card i { font-size: 1.5rem; color: var(--primary); margin-bottom: 8px; }
.quick-actions {
    background: var(--bg-card);
    padding: 20px;
    border-radius: var(--radius);
    border: 1px solid var(--primary-border);
}
.quick-actions a { margin-right: 10px; margin-bottom: 8px; }

/* ---------- রেসপন্সিভ ---------- */
@media (max-width: 992px) {
    .hero-content { flex-direction: column; text-align: center; }
    .hero-text h1 { font-size: 3rem; }
    .hero-stats { justify-content: center; }
    .footer-grid { grid-template-columns: 1fr; text-align: center; }
    .profile-container { flex-direction: column; align-items: center; }
    .deal-detail-card { flex-direction: column; }
}
@media (max-width: 768px) {
    .mobile-toggle { display: block; }
    .main-nav { display: none; width: 100%; }
    .main-nav.open { display: block; }
    .main-nav ul { flex-direction: column; align-items: center; padding-top: 12px; gap: 4px; }
    .main-nav ul li { width: 100%; text-align: center; }
    .main-nav ul li a { justify-content: center; }
    .brand-text .brand-title { font-size: 1rem; }
    .hero-text h1 { font-size: 2.2rem; }
    .admin-wrapper { flex-direction: column; }
    .admin-sidebar { width: 100%; height: auto; position: relative; border-right: none; border-bottom: 2px solid var(--primary); }
    .admin-sidebar ul { display: flex; flex-wrap: wrap; justify-content: center; }
    .admin-sidebar ul li a { padding: 6px 12px; font-size: 0.8rem; }
}