/* Core Resets */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

body {
    height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    background: linear-gradient(135deg, #272d7b 0%, #17a2b8 100%);
}

/* Wrapper & Card */
.login-wrapper {
    width: 100%;
    padding: 20px;
    display: flex;
    justify-content: center;
}

.login-card {
    background: #ffffff;
    width: 100%;
    max-width: 450px;
    padding: 40px;
    border-radius: 12px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

/* Header & Typography */
.login-header {
    text-align: center;
    margin-bottom: 30px;
}

.brand-logo {
    max-width: 380px;
}

.login-header h2 {
    color: #272d7b;
    font-size: 24px;
    margin-bottom: 5px;
}

.login-header p {
    color: #665;
    font-size: 14px;
}

/* Forms & Inputs */
.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: bold;
    color: #444;
    font-size: 13px;
    text-transform: uppercase;
}

.form-group label i {
    margin-right: 5px;
    color: #17a2b8;
}

.form-group input {
    width: 100%;
    padding: 12px 15px;
    border: 1px solid #ddd;
    border-radius: 6px;
    font-size: 15px;
    transition: all 0.3s ease;
    background: #f9f9f9;
}

.form-group input:focus {
    outline: none;
    border-color: #17a2b8;
    background: #ffffff;
    box-shadow: 0 0 0 3px rgba(23, 162, 184, 0.1);
}

/* Submit Button */
.btn-primary {
    width: 100%;
    padding: 14px;
    background: #272d7b;
    color: white;
    border: none;
    border-radius: 6px;
    font-size: 16px;
    font-weight: bold;
    cursor: pointer;
    transition: background 0.3s ease;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 10px;
}

.btn-primary:hover {
    background: #1c205c;
}

.btn-primary.loading {
    background: #6c757d;
    cursor: not-allowed;
}

/* Error States */
.error-box {
    background: #f8d7da;
    color: #721c24;
    padding: 12px;
    border-radius: 6px;
    margin-bottom: 20px;
    font-size: 14px;
    text-align: center;
    border: 1px solid #f5c6cb;
}

@keyframes shake {
    0%, 100% { transform: translateX(0); }
    10%, 30%, 50%, 70%, 90% { transform: translateX(-5px); }
    20%, 40%, 60%, 80% { transform: translateX(5px); }
}

.shake {
    animation: shake 0.5s;
}

/* Footer Links */
.login-footer {
    margin-top: 30px;
    text-align: center;
    border-top: 1px solid #eee;
    padding-top: 20px;
}

.login-footer p {
    font-size: 12px;
    color: #888;
    margin-bottom: 5px;
}

.login-footer a {
    color: #17a2b8;
    text-decoration: none;
    font-weight: bold;
}

.login-footer a:hover {
    text-decoration: underline;
}