@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&display=swap');

:root {
    --primary-green: #10b981;    /* Vibrant Emerald Green */
    --dark-green: #059669;
    --primary-orange: #f97316;   /* Bright Orange */
    --dark-orange: #ea580c;
    --rose-red: #f43f5e;        /* Modern Rose Red */
    --dark-rose: #e11d48;
    --sidebar-bg: #064e3b;      /* Very Dark Green */
    --light-bg: #f8fafc;
    --card-bg: #ffffff;
    --text-main: #1e293b;       /* Slate 800 */
    --text-muted: #64748b;      /* Slate 500 */
    --white: #ffffff;
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Global Styles */
body {
    font-family: 'Inter', sans-serif;
    margin: 0;
    padding: 0;
    background-color: var(--light-bg);
    color: var(--text-main);
    line-height: 1.5;
}

a { text-decoration: none; color: inherit; transition: var(--transition); }

.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Sidebar & Layout */
.admin-layout {
    display: flex;
    min-height: 100vh;
}

.sidebar {
    width: 260px;
    background: var(--sidebar-bg);
    color: #ecf0f1;
    padding: 30px 0;
    box-shadow: 4px 0 10px rgba(0,0,0,0.1);
}

.sidebar h2 { 
    text-align: center; 
    margin-bottom: 40px; 
    font-size: 1.5rem; 
    font-weight: 700;
    letter-spacing: -0.025em;
    color: var(--primary-orange); 
}

.sidebar nav ul { list-style: none; padding: 0; }

.sidebar nav ul li a {
    display: flex;
    align-items: center;
    padding: 12px 25px;
    font-weight: 500;
    color: #cbd5e1;
    border-left: 4px solid transparent;
}

.sidebar nav ul li a:hover, .sidebar nav ul li a.active {
    background: rgba(255, 255, 255, 0.1);
    color: var(--white);
    border-left: 4px solid var(--primary-orange);
}

.main-content {
    flex: 1;
    padding: 30px;
    background: var(--light-bg);
}

header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-bottom: 25px;
    border-bottom: 1px solid #e2e8f0;
    margin-bottom: 30px;
}

header h1 { 
    font-size: 1.875rem; 
    font-weight: 700; 
    color: var(--sidebar-bg);
    letter-spacing: -0.025em;
}

/* Cards & Components */
.card {
    background: var(--card-bg);
    padding: 24px;
    border-radius: 12px;
    box-shadow: var(--shadow-md);
    margin-bottom: 24px;
    border: 1px solid #f1f5f9;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 24px;
    margin-bottom: 30px;
}

.stat-card {
    background: var(--card-bg);
    padding: 24px;
    border-radius: 16px;
    text-align: left;
    box-shadow: var(--shadow-md);
    border-left: 6px solid var(--primary-green);
    transition: var(--transition);
}

.stat-card:hover { transform: translateY(-4px); }
.stat-card:nth-child(2) { border-left-color: var(--primary-orange); }
.stat-card:nth-child(3) { border-left-color: var(--rose-red); }
.stat-card:nth-child(4) { border-left-color: #6366f1; }

.stat-card h3 { font-size: 0.875rem; font-weight: 600; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.05em; margin-bottom: 8px; }
.stat-card p { font-size: 1.875rem; font-weight: 700; margin: 0; color: var(--text-main); }

/* Tables */
table {
    width: 100%;
    border-collapse: separate;
    border-spacing: 0;
    margin-top: 10px;
}

table th { 
    background-color: #f8fafc; 
    color: var(--text-muted); 
    font-weight: 600; 
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    padding: 12px 16px;
    border-bottom: 2px solid #e2e8f0;
}

table td {
    padding: 16px;
    font-size: 0.875rem;
    border-bottom: 1px solid #f1f5f9;
    color: var(--text-main);
}

table tr:hover td { background-color: #fcfcfc; }

/* Buttons */
.btn {
    padding: 10px 20px;
    border-radius: 8px;
    cursor: pointer;
    font-weight: 600;
    font-size: 0.875rem;
    border: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    transition: var(--transition);
}

.btn-primary { background: var(--primary-orange); color: #fff; box-shadow: 0 4px 14px 0 rgba(249, 115, 22, 0.39); }
.btn-primary:hover { background: var(--dark-orange); transform: translateY(-1px); }

.btn-success { background: var(--primary-green); color: #fff; box-shadow: 0 4px 14px 0 rgba(16, 185, 129, 0.39); }
.btn-success:hover { background: var(--dark-green); transform: translateY(-1px); }

.btn-danger { background: var(--rose-red); color: #fff; box-shadow: 0 4px 14px 0 rgba(244, 63, 94, 0.39); }
.btn-danger:hover { background: var(--dark-rose); transform: translateY(-1px); }

.btn-small { padding: 6px 12px; font-size: 0.75rem; }

/* Forms */
.form-group { margin-bottom: 20px; }
.form-group label { display: block; margin-bottom: 8px; font-weight: 600; font-size: 0.875rem; color: var(--text-main); }
.form-group input, .form-group textarea, .form-group select {
    width: 100%;
    padding: 12px;
    border: 1px solid #cbd5e1;
    border-radius: 8px;
    background-color: #fff;
    font-size: 0.875rem;
    transition: var(--transition);
}

.form-group input:focus, .form-group select:focus {
    outline: none;
    border-color: var(--primary-green);
    box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.1);
}

/* Status Badges */
.badge {
    padding: 4px 12px;
    border-radius: 9999px;
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.025em;
}

.badge-pending { background: #fff7ed; color: var(--primary-orange); border: 1px solid #ffedd5; }
.badge-approved { background: #ecfdf5; color: var(--primary-green); border: 1px solid #d1fae5; }
.badge-rejected { background: #fff1f2; color: var(--rose-red); border: 1px solid #ffe4e6; }

/* Mobile Responsiveness */
@media (max-width: 768px) {
    .admin-layout { flex-direction: column; }
    .sidebar { width: 100%; padding: 15px 0; }
    .sidebar h2 { margin-bottom: 15px; }
    .sidebar nav ul { display: flex; overflow-x: auto; padding: 0 10px; }
    .sidebar nav ul li a { padding: 10px 15px; white-space: nowrap; border-left: none; border-bottom: 3px solid transparent; }
    .sidebar nav ul li a:hover, .sidebar nav ul li a.active { border-bottom: 3px solid var(--primary-orange); background: transparent; }
    .main-content { padding: 20px; }
    header { flex-direction: column; align-items: flex-start; gap: 10px; }
    .stats-grid { grid-template-columns: 1fr; }
    .card { overflow-x: auto; }
    table { min-width: 600px; }
}

    .main-content {
        padding: 15px;
    }

    header {
        flex-direction: column;
        align-items: flex-start;
        gap: 10px;
    }

    .stats-grid {
        grid-template-columns: 1fr;
    }

    .auth-container {
        flex-direction: column;
        padding: 0 15px;
    }

    .search-box {
        grid-template-columns: 1fr;
        margin-top: -30px;
        padding: 20px;
    }

    .shop-details {
        flex-direction: column;
    }

    .plans-grid {
        flex-direction: column;
        align-items: center;
    }

    /* Make tables scrollable on mobile */
    .card {
        overflow-x: auto;
    }

    table {
        min-width: 600px;
    }

    .hero h1 {
        font-size: 2rem !important;
    }

    .hero p {
        font-size: 1rem !important;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 10px;
    }
    
    header {
        text-align: center;
    }
    
    header nav ul {
        gap: 10px;
        flex-wrap: wrap;
        justify-content: center;
    }
}