/* Reset và biến CSS */
:root {
    --primary-color: #2563eb;
    --error-color: #ef4444;
    --success-color: #22c55e;
    --text-color: #1f2937;
    --border-color: #e5e7eb;
    --background-color: #f3f4f6;
    --white: #ffffff;
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --transition: all 0.3s ease;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Roboto', sans-serif;
}

body {
    background-color: var(--background-color);
    color: var(--text-color);
    line-height: 1.5;
}

/* Container chính */
.page-container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem;
}

.forgot-password-container {
    background: var(--white);
    border-radius: 1rem;
    box-shadow: var(--shadow);
    width: 100%;
    max-width: 480px;
    overflow: hidden;
}

/* Logo section */
.logo-section {
    text-align: center;
    padding: 2rem;
    background: var(--primary-color);
}

.shop-logo {
    width: 120px;
    height: 120px;
    object-fit: cover;
    border-radius: 50%;
    border: 4px solid var(--white);
    box-shadow: var(--shadow);
}

/* Form container */
.form-container {
    padding: 2rem;
}

h1 {
    color: var(--text-color);
    font-size: 1.875rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 0.5rem;
}

.subtitle {
    color: #6b7280;
    text-align: center;
    margin-bottom: 2rem;
    font-size: 0.975rem;
}

/* Form styling */
.recovery-form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

label {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-color);
}

input {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 1px solid var(--border-color);
    border-radius: 0.5rem;
    font-size: 1rem;
    transition: var(--transition);
}

input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

/* Button styling */
.submit-button {
    background-color: var(--primary-color);
    color: var(--white);
    padding: 0.875rem;
    border: none;
    border-radius: 0.5rem;
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
}

.submit-button:hover {
    background-color: #1d4ed8;
    transform: translateY(-1px);
}

.submit-button:active {
    transform: translateY(0);
}

/* Form footer */
.form-footer {
    text-align: center;
    margin-top: 1rem;
}

.back-link {
    color: var(--primary-color);
    text-decoration: none;
    font-size: 0.875rem;
    font-weight: 500;
    transition: var(--transition);
}

.back-link:hover {
    color: #1d4ed8;
    text-decoration: underline;
}

/* Alert messages */
.alert {
    padding: 1rem;
    border-radius: 0.5rem;
    margin-bottom: 1.5rem;
    font-size: 0.875rem;
    transition: var(--transition);
}

.alert-success {
    background-color: #dcfce7;
    color: var(--success-color);
    border: 1px solid #86efac;
}

.alert-error {
    background-color: #fee2e2;
    color: var(--error-color);
    border: 1px solid #fca5a5;
}