/* ===============================
   GLOBAL
================================ */
* {
    box-sizing: border-box;
    font-family: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
}

body {
    margin: 0;
    background: linear-gradient(135deg, #0f2027, #203a43, #2c5364);
    min-height: 100vh;
    color: #333;
}

a {
    color: #1e88e5;
    text-decoration: none;
}
a:hover { text-decoration: underline; }

/* ===============================
   AUTH PAGES
================================ */
.auth-page {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 40px 15px;
}

.auth-card {
    background: #fff;
    width: 100%;
    max-width: 420px;
    border-radius: 14px;
    padding: 30px 28px;
    box-shadow: 0 15px 40px rgba(0,0,0,.25);
    animation: fadeIn .4s ease-in-out;
}

.auth-card h2 {
    text-align: center;
    margin-bottom: 20px;
    font-weight: 700;
}

.auth-card input {
    width: 100%;
    padding: 12px 14px;
    margin-bottom: 14px;
    border-radius: 8px;
    border: 1px solid #ccc;
    font-size: 15px;
}

.auth-card input:focus {
    border-color: #1e88e5;
    outline: none;
}

.auth-card button {
    width: 100%;
    padding: 13px;
    background: #1e88e5;
    color: #fff;
    border: none;
    border-radius: 8px;
    font-size: 16px;
    cursor: pointer;
    transition: background .2s;
}

.auth-card button:hover {
    background: #1565c0;
}

.auth-footer {
    text-align: center;
    margin-top: 14px;
    font-size: 14px;
}

/* ===============================
   ALERTS
================================ */
.error {
    background: #ffe1e1;
    color: #b00020;
    padding: 10px;
    border-radius: 6px;
    margin-bottom: 14px;
    font-size: 14px;
}

.success {
    background: #e6fffa;
    color: #065f46;
    padding: 10px;
    border-radius: 6px;
    margin-bottom: 14px;
    font-size: 14px;
}

/* ===============================
   DASHBOARD
================================ */
.dashboard-container {
    padding: 30px;
}

.dashboard-header {
    background: #fff;
    padding: 18px 22px;
    border-radius: 12px;
    box-shadow: 0 10px 25px rgba(0,0,0,.1);
    margin-bottom: 25px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.dashboard-header h3 {
    margin: 0;
}

.dashboard-header a {
    background: #e53935;
    color: #fff;
    padding: 8px 14px;
    border-radius: 6px;
    font-size: 14px;
}

.dashboard-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 20px;
}

.stat-box {
    background: #fff;
    padding: 22px;
    border-radius: 14px;
    box-shadow: 0 10px 25px rgba(0,0,0,.1);
    text-align: center;
}

.stat-box h2 {
    margin: 0;
    font-size: 32px;
    color: #1e88e5;
}

.stat-box p {
    margin-top: 6px;
    font-size: 15px;
    color: #555;
}

/* ===============================
   ANIMATION
================================ */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to   { opacity: 1; transform: translateY(0); }
}

.layout { display:flex; min-height:100vh; }

.sidebar {
    width:230px; background:#1e1e2d; color:#fff; padding:20px;
}
.sidebar h3 { margin-bottom:20px; }
.sidebar ul { list-style:none; padding:0; }
.sidebar li { margin:15px 0; }
.sidebar a { color:#ccc; text-decoration:none; }
.sidebar a:hover, .logout { color:#ff4d4d; }

.main { flex:1; padding:30px; }

.stats { display:flex; gap:20px; }
.card {
    padding:20px; border-radius:12px; color:#fff; width:200px;
}
.blue{background:#3498db}
.green{background:#2ecc71}

.table {
    width:100%; background:#fff; border-radius:8px;
}
.table th, .table td { padding:12px; border-bottom:1px solid #eee; }

.footer {
    background:#111; color:#aaa; text-align:center; padding:12px;
}

.auth-page { display:flex; align-items:center; justify-content:center; height:100vh; }
.auth-card {
    background:#fff; padding:30px; width:320px; border-radius:12px;
}
.auth-card input, .auth-card button {
    width:100%; padding:10px; margin:10px 0;
}
.auth-card button { background:#ff4d4d; border:0; color:#fff; }
.error { background:#ffe6e6; padding:10px; }