/* Login Page Styles */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0
}

body {
    font-family: 'Segoe UI', Arial, sans-serif;
    background: #f5f7fa;
    color: #222;
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: .5rem;
    -webkit-text-size-adjust: 100%;
    transition: background .3s, color .3s
}

.card {
    background: #fff;
    border-radius: 10px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, .1);
    padding: 1.5rem;
    width: 100%;
    max-width: 420px;
    margin: .5rem;
    transition: background .3s, box-shadow .3s
}

.card h2 {
    text-align: center;
    color: #1a5276;
    margin-bottom: 1.2rem;
    font-size: 1.25rem;
    transition: color .3s
}

.form-group {
    margin-bottom: 1rem
}

.form-group label {
    display: block;
    font-size: .9rem;
    color: #555;
    margin-bottom: .3rem;
    font-weight: 600;
    transition: color .3s
}

.form-group input {
    width: 100%;
    padding: .75rem;
    border: 1px solid #ddd;
    border-radius: 6px;
    font-size: 1rem;
    min-height: 44px;
    background: #fff;
    transition: background .3s, border-color .3s, color .3s
}

.form-group input:focus {
    outline: none;
    border-color: #2980b9
}

.btn {
    width: 100%;
    padding: .85rem;
    background: #2980b9;
    color: #fff;
    border: none;
    border-radius: 6px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    margin-top: .5rem;
    min-height: 44px;
    transition: background .3s
}

.btn:hover {
    background: #1a5276
}

.error {
    color: #e74c3c;
    font-size: .9rem;
    margin-bottom: 1rem;
    text-align: center;
    transition: color .3s
}

.quick-login {
    margin-top: 1.2rem;
    border-top: 1px solid #eee;
    padding-top: 1.2rem;
    transition: border-color .3s
}

.quick-login h3 {
    font-size: .95rem;
    color: #1a5276;
    margin-bottom: .8rem;
    text-align: center;
    transition: color .3s
}

.quick-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: .5rem
}

.quick-grid a {
    display: block;
    text-align: center;
    padding: .6rem .3rem;
    border-radius: 6px;
    text-decoration: none;
    font-size: .85rem;
    color: #fff;
    font-weight: 600;
    min-height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: opacity .3s
}

.quick-grid a.admin {
    background: #e74c3c
}

.quick-grid a.user {
    background: #27ae60
}

.quick-grid a:hover {
    opacity: .9
}

.footer {
    text-align: center;
    margin-top: 1.2rem;
    font-size: .85rem;
    color: #777;
    transition: color .3s
}

.footer a {
    color: #2980b9;
    text-decoration: none;
    transition: color .3s
}

.field-error {
    color: #e74c3c;
    font-size: .8rem;
    margin-top: .3rem;
    transition: color .3s
}

@media(max-width:400px) {
    .card {
        padding: 1.2rem
    }

    .quick-grid {
        grid-template-columns: repeat(2, 1fr)
    }
}

/* Dark Mode */
@media(prefers-color-scheme:dark) {
    body {
        background: #1a1a2e;
        color: #e0e0e0
    }

    .card {
        background: #16213e;
        box-shadow: 0 4px 12px rgba(0, 0, 0, .3)
    }

    .card h2 {
        color: #4cc9f0
    }

    .form-group label {
        color: #b0b0b0
    }

    .form-group input {
        background: #0f3460;
        border-color: #1f4068;
        color: #e0e0e0
    }

    .form-group input:focus {
        border-color: #4cc9f0
    }

    .btn {
        background: #4cc9f0;
        color: #1a1a2e
    }

    .btn:hover {
        background: #3db8df
    }

    .error {
        color: #ff6b6b
    }

    .quick-login {
        border-top-color: #1f4068
    }

    .quick-login h3 {
        color: #4cc9f0
    }

    .footer {
        color: #888
    }

    .footer a {
        color: #4cc9f0
    }

    .field-error {
        color: #ff6b6b
    }
}

/* Manual dark mode toggle support */
body.dark-mode {
    background: #1a1a2e;
    color: #e0e0e0
}

body.dark-mode .card {
    background: #16213e;
    box-shadow: 0 4px 12px rgba(0, 0, 0, .3)
}

body.dark-mode .card h2 {
    color: #4cc9f0
}

body.dark-mode .form-group label {
    color: #b0b0b0
}

body.dark-mode .form-group input {
    background: #0f3460;
    border-color: #1f4068;
    color: #e0e0e0
}

body.dark-mode .form-group input:focus {
    border-color: #4cc9f0
}

body.dark-mode .btn {
    background: #4cc9f0;
    color: #1a1a2e
}

body.dark-mode .btn:hover {
    background: #3db8df
}

body.dark-mode .error {
    color: #ff6b6b
}

body.dark-mode .quick-login {
    border-top-color: #1f4068
}

body.dark-mode .quick-login h3 {
    color: #4cc9f0
}

body.dark-mode .footer {
    color: #888
}

body.dark-mode .footer a {
    color: #4cc9f0
}

body.dark-mode .field-error {
    color: #ff6b6b
}

.skip-link:focus {
    top: 0
}