@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;600;700;800&display=swap');

:root {
    --bg: #000; --bg2: #080808; --bg3: #0d0d0d;
    --text: #fff; --muted: #888; --dim: #333;
    --accent: #00f0ff; --green: #25D366; --red: #ff4444;
    --glass: rgba(15,15,15,0.8); --border: rgba(255,255,255,0.07);
    --radius: 16px;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
body { background: var(--bg); color: var(--text); font-family: 'Inter', sans-serif; min-height: 100vh; }

/* Login */
.login-page {
    min-height: 100vh; display: flex; align-items: center; justify-content: center;
    background: radial-gradient(ellipse at 50% 0%, rgba(0,240,255,0.05) 0%, transparent 60%);
    padding: 2rem;
}
.login-card {
    background: var(--bg3); border: 1px solid var(--border);
    border-radius: 24px; padding: 3rem 2.5rem; width: 100%; max-width: 400px;
    text-align: center; box-shadow: 0 30px 80px rgba(0,0,0,0.6);
}
.login-logo img { width: 100px; height: 100px; border-radius: 22px; object-fit: cover; box-shadow: 0 0 30px rgba(0,240,255,0.2); margin-bottom: 1.5rem; }
.login-card h1 { font-size: 1.6rem; font-weight: 800; }
.login-sub { color: var(--muted); font-size: 0.85rem; margin-top: 0.3rem; margin-bottom: 2rem; }
.error-msg { background: rgba(255,68,68,0.1); border: 1px solid rgba(255,68,68,0.3); color: var(--red); padding: 0.8rem; border-radius: 10px; font-size: 0.85rem; margin-bottom: 1rem; }
.btn-login {
    width: 100%; padding: 1rem; margin-top: 0.5rem;
    background: linear-gradient(135deg, var(--accent), #0077ff);
    border: none; border-radius: 12px; color: #000;
    font-family: 'Inter', sans-serif; font-size: 1rem; font-weight: 700; cursor: pointer;
    transition: all 0.3s ease;
}
.btn-login:hover { transform: translateY(-2px); box-shadow: 0 8px 30px rgba(0,240,255,0.3); }
.back-link { display: inline-block; margin-top: 1.5rem; font-size: 0.8rem; color: var(--muted); transition: color 0.2s; }
.back-link:hover { color: var(--text); }

/* Admin Layout */
.admin-layout { display: grid; grid-template-columns: 240px 1fr; min-height: 100vh; }

.sidebar {
    background: var(--bg3); border-right: 1px solid var(--border);
    display: flex; flex-direction: column; position: sticky; top: 0; height: 100vh;
}
.sidebar-header { padding: 1.5rem; display: flex; align-items: center; gap: 0.8rem; border-bottom: 1px solid var(--border); }
.sidebar-logo { width: 36px; height: 36px; border-radius: 8px; object-fit: cover; }
.sidebar-brand { font-size: 0.9rem; font-weight: 700; line-height: 1.3; }
.sidebar-brand small { display: block; font-size: 0.7rem; color: var(--accent); font-weight: 600; letter-spacing: 1px; text-transform: uppercase; }
.sidebar-nav { flex: 1; padding: 1rem; display: flex; flex-direction: column; gap: 0.3rem; }
.nav-item {
    display: flex; align-items: center; gap: 0.8rem;
    padding: 0.8rem 1rem; border-radius: 12px;
    cursor: pointer; font-size: 0.88rem; font-weight: 600; color: var(--muted);
    transition: all 0.2s ease;
}
.nav-item:hover { background: rgba(255,255,255,0.05); color: var(--text); }
.nav-item.active { background: rgba(0,240,255,0.1); color: var(--accent); border: 1px solid rgba(0,240,255,0.15); }
.sidebar-footer { padding: 1rem; border-top: 1px solid var(--border); }
.btn-logout {
    width: 100%; padding: 0.7rem; border-radius: 10px;
    background: rgba(255,68,68,0.1); border: 1px solid rgba(255,68,68,0.2); color: var(--red);
    font-family: 'Inter', sans-serif; font-size: 0.85rem; font-weight: 600; cursor: pointer;
    transition: all 0.2s;
}
.btn-logout:hover { background: rgba(255,68,68,0.2); }

/* Main Content */
.admin-main { padding: 2rem; overflow-y: auto; }
.page-section { display: none; }
.page-section.active { display: block; }
.page-header { display: flex; justify-content: space-between; align-items: flex-end; margin-bottom: 2rem; }
.page-header h2 { font-size: 1.8rem; font-weight: 800; }
.page-header p { color: var(--muted); font-size: 0.88rem; margin-top: 0.3rem; }
.text-muted { color: var(--muted); font-size: 0.88rem; }

/* Stats Grid */
.stats-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: 1rem; margin-bottom: 2rem; }
.stat-card {
    background: var(--bg3); border: 1px solid var(--border); border-radius: var(--radius);
    padding: 1.5rem; text-align: center; transition: all 0.3s ease;
}
.stat-card:hover { border-color: rgba(0,240,255,0.2); }
.stat-icon { font-size: 2rem; margin-bottom: 0.5rem; }
.stat-value { font-size: 2rem; font-weight: 900; background: linear-gradient(135deg, #fff, var(--accent)); -webkit-background-clip: text; -webkit-text-fill-color: transparent; }
.stat-label { font-size: 0.78rem; color: var(--muted); text-transform: uppercase; letter-spacing: 1px; margin-top: 0.3rem; }

.recent-box { background: var(--bg3); border: 1px solid var(--border); border-radius: var(--radius); padding: 1.5rem; }
.recent-box h3 { font-size: 1rem; font-weight: 700; color: var(--accent); margin-bottom: 1rem; }

/* Admin Fish Grid */
.admin-fish-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 1rem; }

/* Tables */
.table-wrap { background: var(--bg3); border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; }
.data-table { width: 100%; border-collapse: collapse; }
.data-table th { padding: 1rem 1.2rem; text-align: left; font-size: 0.75rem; text-transform: uppercase; letter-spacing: 1px; color: var(--muted); border-bottom: 1px solid var(--border); }
.data-table td { padding: 0.9rem 1.2rem; font-size: 0.88rem; border-bottom: 1px solid var(--border); }
.data-table tr:last-child td { border-bottom: none; }
.data-table tr:hover td { background: rgba(255,255,255,0.02); }
.table-loading { text-align: center; padding: 2rem; color: var(--muted); }

/* Settings */
.settings-card { background: var(--bg3); border: 1px solid var(--border); border-radius: var(--radius); padding: 1.8rem; margin-bottom: 1.5rem; }
.settings-card h3 { font-size: 1rem; font-weight: 700; margin-bottom: 1.5rem; }

/* Forms */
.form-group { display: flex; flex-direction: column; gap: 0.5rem; margin-bottom: 1rem; }
.form-group label { font-size: 0.82rem; font-weight: 600; color: var(--muted); }
.form-group input, .form-group select, .form-group textarea {
    background: rgba(255,255,255,0.04); border: 1px solid var(--border);
    color: var(--text); padding: 0.7rem 1rem; border-radius: 10px;
    font-family: 'Inter', sans-serif; font-size: 0.9rem; outline: none;
    transition: border-color 0.3s;
}
.form-group input:focus, .form-group select:focus, .form-group textarea:focus { border-color: rgba(0,240,255,0.4); }
.form-group small { font-size: 0.75rem; color: var(--muted); }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }

/* Buttons */
.btn-success {
    background: linear-gradient(135deg, #25D366, #128C7E); border: none; color: #fff;
    padding: 0.7rem 1.5rem; border-radius: 10px;
    font-family: 'Inter', sans-serif; font-size: 0.88rem; font-weight: 700; cursor: pointer;
    transition: all 0.3s ease;
}
.btn-success:hover { transform: translateY(-1px); box-shadow: 0 6px 20px rgba(37,211,102,0.3); }
.btn-primary {
    background: linear-gradient(135deg, var(--accent), #0077ff); border: none; color: #000;
    padding: 0.7rem 1.5rem; border-radius: 10px;
    font-family: 'Inter', sans-serif; font-size: 0.88rem; font-weight: 700; cursor: pointer;
    transition: all 0.3s ease;
}
.btn-primary:hover { transform: translateY(-1px); }
.btn-secondary {
    background: rgba(255,255,255,0.05); border: 1px solid var(--border); color: var(--text);
    padding: 0.7rem 1.5rem; border-radius: 10px;
    font-family: 'Inter', sans-serif; font-size: 0.88rem; font-weight: 600; cursor: pointer;
    transition: all 0.3s ease;
}
.btn-secondary:hover { background: rgba(255,255,255,0.1); }

/* Photo Upload */
.photo-upload-area {
    border: 2px dashed var(--border); border-radius: 14px; padding: 2rem;
    text-align: center; cursor: pointer; color: var(--muted);
    font-size: 0.88rem; transition: border-color 0.3s;
    position: relative; overflow: hidden;
}
.photo-upload-area:hover { border-color: rgba(0,240,255,0.4); }
.photo-upload-area input[type=file] { position: absolute; inset: 0; opacity: 0; cursor: pointer; }
.upload-placeholder { display: flex; flex-direction: column; gap: 0.5rem; align-items: center; pointer-events: none; }

/* Modal Admin */
.modal-admin-overlay {
    position: fixed; inset: 0; z-index: 3000;
    background: rgba(0,0,0,0.85); backdrop-filter: blur(8px);
    display: none; align-items: center; justify-content: center; padding: 2rem;
}
.modal-admin-overlay.open { display: flex; }
.modal-admin {
    background: var(--bg3); border: 1px solid var(--border);
    border-radius: 24px; padding: 2rem; width: 100%; max-width: 640px;
    max-height: 90vh; overflow-y: auto;
    animation: scaleIn 0.3s ease;
}
@keyframes scaleIn { from { opacity: 0; transform: scale(0.95); } to { opacity: 1; transform: scale(1); } }
.modal-admin h3 { font-size: 1.2rem; font-weight: 700; margin-bottom: 1.5rem; }
.modal-admin-actions { display: flex; justify-content: flex-end; gap: 0.8rem; margin-top: 1.5rem; padding-top: 1.5rem; border-top: 1px solid var(--border); }

/* Toast */
.admin-toast {
    position: fixed; bottom: 2rem; right: 2rem; z-index: 9999;
    background: rgba(20,20,20,0.95); border: 1px solid var(--border);
    color: var(--text); padding: 1rem 1.5rem; border-radius: 14px;
    font-size: 0.9rem; font-weight: 600; opacity: 0; pointer-events: none;
    backdrop-filter: blur(10px); transition: all 0.35s ease;
    transform: translateY(10px);
}
.admin-toast.show { opacity: 1; transform: translateY(0); }

@media (max-width: 768px) {
    .admin-layout { grid-template-columns: 1fr; }
    .sidebar { display: none; }
}