* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', sans-serif;
    font-size: 15px;
}

.login-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    background: linear-gradient(rgba(30, 58, 95, 0.75), rgba(30, 58, 95, 0.75)),
        url('https://images.unsplash.com/photo-1558171813-4c088753af8f?w=1920&q=80') center/cover no-repeat;
}

.login-card {
    width: 100%;
    max-width: 400px;
    background: #fff;
    border-radius: 12px;
    padding: 40px 36px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.25);
}

.login-logo {
    text-align: center;
    margin-bottom: 32px;
}

.logo-icon {
    width: 48px;
    height: 48px;
    margin: 0 auto 12px;
    background: #2563eb;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
}

.logo-icon svg {
    width: 26px;
    height: 26px;
}

.login-logo h1 {
    font-size: 26px;
    font-weight: 700;
    color: #0f172a;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    font-size: 15px;
    font-weight: 600;
    color: #1e3a5f;
    margin-bottom: 8px;
}

.form-group .required-mark {
    color: #dc3545;
    margin-left: 2px;
    font-weight: 700;
}

.form-group input {
    width: 100%;
    padding: 12px 14px;
    font-size: 15px;
    color: #0f172a;
    border: 1px solid #e2e8f0;
    border-radius: 8px;
    outline: none;
    transition: border-color 0.2s;
    font-family: inherit;
}

.form-group input:focus {
    border-color: #2563eb;
}

.form-group input::placeholder {
    color: #475569;
}

.btn-login {
    width: 100%;
    padding: 13px;
    background: #2563eb;
    color: #fff;
    border: none;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.2s;
    font-family: inherit;
    margin-top: 8px;
}

.btn-login:hover {
    background: #1d4ed8;
}

.btn-login:disabled {
    background: #93c5fd;
    cursor: not-allowed;
}

.forgot-link {
    display: block;
    text-align: center;
    margin-top: 20px;
    font-size: 15px;
    color: #2563eb;
    text-decoration: none;
}

.forgot-link:hover {
    text-decoration: underline;
}

.error-message {
    background: #fef2f2;
    color: #dc2626;
    padding: 10px 14px;
    border-radius: 8px;
    font-size: 14px;
    margin-bottom: 16px;
    border: 1px solid #fecaca;
}