/**
 * KiriMel - Authentication Page Styles
 * Email Marketing System
 * Blue Theme with Montserrat Font
 */

/* Import Montserrat Font */
@import url('https://fonts.googleapis.com/css2?family=Montserrat:wght@400;500;600;700&display=swap');

/* ============================================
   CSS Variables (Theme Configuration)
   ============================================ */
:root {
    /* Primary Colors - Blue Theme (HGSB ~210°, 100%, 45%) */
    --color-primary: #2563EB;
    --color-primary-hover: #1D4ED8;
    --color-primary-light: #3B82F6;
    --color-primary-lighter: #60A5FA;
    --color-primary-lightest: #93C5FD;

    /* Secondary Colors */
    --color-secondary: #64748B;
    --color-secondary-light: #94A3B8;

    /* Accent Colors */
    --color-success: #10B981;
    --color-success-bg: #D1FAE5;
    --color-success-border: #A7F3D0;

    --color-error: #EF4444;
    --color-error-bg: #FEE2E2;
    --color-error-border: #FECACA;

    --color-warning: #F59E0B;
    --color-warning-bg: #FEF3C7;
    --color-warning-border: #FDE68A;

    --color-info: #3B82F6;
    --color-info-bg: #DBEAFE;
    --color-info-border: #BFDBFE;

    /* Neutral Colors */
    --bg-body: #F8FAFC;
    --bg-surface: #FFFFFF;
    --bg-card: #FFFFFF;
    --bg-hover: #F1F5F9;

    --text-primary: #1E293B;
    --text-secondary: #64748B;
    --text-muted: #94A3B8;
    --text-inverse: #FFFFFF;

    /* Border Colors */
    --border-color: #E2E8F0;
    --border-light: #F1F5F9;

    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 2.5rem;
    --spacing-3xl: 3rem;

    /* Border Radius */
    --border-radius: 0.5rem;
    --border-radius-md: 0.75rem;
    --border-radius-lg: 1rem;
    --border-radius-xl: 1.5rem;

    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);

    /* Transitions */
    --transition-fast: 150ms ease-in-out;
    --transition: 200ms ease-in-out;
    --transition-slow: 300ms ease-in-out;
}

/* ============================================
   Global Styles
   ============================================ */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
}

body {
    font-family: 'Montserrat', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    font-size: 1rem;
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--bg-body);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* ============================================
   Auth Layout
   ============================================ */

/* Utility classes */
.text-center {
    text-align: center;
}

.text-right {
    text-align: right;
}

.text-link {
    color: var(--color-primary);
    text-decoration: none;
}

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

.auth-page {
    min-height: 100vh;
    padding: var(--spacing-md);
    background: linear-gradient(135deg, #EFF6FF 0%, #DBEAFE 50%, #BFDBFE 100%);
    background-attachment: fixed;
}

.auth-page-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
}

@media (min-width: 768px) {
    .auth-page {
        background: linear-gradient(135deg, var(--color-primary-lightest) 0%,
                    var(--color-primary-lighter) 50%,
                    var(--color-primary-light) 100%);
    }
}

.auth-container {
    width: 100%;
    max-width: 440px;
}

.auth-card {
    background-color: var(--bg-card);
    border-radius: var(--border-radius-xl);
    box-shadow: var(--shadow-xl);
    padding: var(--spacing-2xl);
    border: 1px solid var(--border-light);
    animation: fadeInUp 0.4s ease-out;
}

.auth-card-wide {
    max-width: 520px;
}

@media (min-width: 768px) {
    .auth-card {
        padding: var(--spacing-3xl);
    }
}

/* ============================================
   Auth Header
   ============================================ */
.auth-header {
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.auth-header .logo {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-md);
    width: 56px;
    height: 56px;
}

.auth-header .logo img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.auth-header h1 {
    margin: 0 0 var(--spacing-sm) 0;
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--color-primary);
    letter-spacing: -0.025em;
}

.auth-header p {
    margin: 0;
    color: var(--text-secondary);
    font-size: 0.9375rem;
    font-weight: 500;
}

/* ============================================
   Back Link
   ============================================ */
.back-link {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    margin-bottom: var(--spacing-md);
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.875rem;
    font-weight: 500;
    transition: color var(--transition-fast);
}

.back-link:hover {
    color: var(--color-primary);
}

.back-link svg {
    width: 18px;
    height: 18px;
}

/* ============================================
   Auth Form
   ============================================ */
.auth-form {
    margin-bottom: var(--spacing-lg);
}

.auth-form .form-row {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
}

@media (min-width: 480px) {
    .auth-form .form-row {
        grid-template-columns: 1fr 1fr;
    }
}

.auth-form .form-group {
    margin-bottom: var(--spacing-md);
}

.auth-form label {
    display: block;
    margin-bottom: var(--spacing-xs);
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-primary);
    letter-spacing: 0.025em;
}

.auth-form input {
    width: 100%;
    padding: 0.875rem var(--spacing-md);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-md);
    font-family: 'Montserrat', sans-serif;
    font-size: 0.9375rem;
    color: var(--text-primary);
    background-color: var(--bg-surface);
    transition: border-color var(--transition-fast),
                box-shadow var(--transition-fast);
}

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

.auth-form input::placeholder {
    color: var(--text-muted);
}

.auth-form .btn {
    width: 100%;
    padding: 0.875rem;
    margin-top: var(--spacing-sm);
    font-family: 'Montserrat', sans-serif;
    font-size: 1rem;
    font-weight: 600;
    letter-spacing: 0.025em;
    transition: all var(--transition);
}

/* ============================================
   Buttons
   ============================================ */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: var(--border-radius-md);
    font-family: 'Montserrat', sans-serif;
    font-size: 0.9375rem;
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    transition: all var(--transition);
}

.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.btn-primary {
    background-color: var(--color-primary);
    color: var(--text-inverse);
}

.btn-primary:hover:not(:disabled) {
    background-color: var(--color-primary-hover);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.btn-primary:active:not(:disabled) {
    transform: translateY(0);
}

.btn-block {
    width: 100%;
}

.btn-secondary {
    background-color: var(--color-secondary);
    color: var(--text-inverse);
}

.btn-secondary:hover {
    background-color: var(--color-secondary-light);
}

.btn-outline {
    background-color: transparent;
    border: 2px solid var(--border-color);
    color: var(--text-primary);
}

.btn-outline:hover {
    background-color: var(--bg-hover);
    border-color: var(--color-primary);
    color: var(--color-primary);
}

.btn-link {
    background: none;
    border: none;
    color: var(--color-primary);
    padding: 0;
    text-decoration: underline;
    cursor: pointer;
}

.divider {
    display: flex;
    align-items: center;
    margin: var(--spacing-lg) 0;
    color: var(--text-secondary);
    font-size: 0.875rem;
}

.divider::before,
.divider::after {
    content: '';
    flex: 1;
    height: 1px;
    background-color: var(--border-color);
}

.divider span {
    padding: 0 var(--spacing-md);
}

/* ============================================
   Alert Messages
   ============================================ */
.alert-container {
    margin-bottom: var(--spacing-lg);
}

.alert {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-sm);
    padding: var(--spacing-md);
    border-radius: var(--border-radius-md);
    font-size: 0.875rem;
    line-height: 1.5;
}

.alert::before {
    content: '';
    flex-shrink: 0;
    width: 20px;
    height: 20px;
    border-radius: 50%;
}

.alert-success {
    background-color: var(--color-success-bg);
    color: #065F46;
    border: 1px solid var(--color-success-border);
}

.alert-success::before {
    background-color: var(--color-success);
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20' fill='currentColor'%3E%3Cpath fill-rule='evenodd' d='M10 18a8 8 0 100-16 8 8 0 00016 0zm-3-9l-2 2 4-4-2-4 1.5-1.5L10 14l7-7-1.41-1.41z'/%3E%3C/svg%3E");
    background-size: 12px;
    background-position: center;
    background-repeat: no-repeat;
}

.alert-error {
    background-color: var(--color-error-bg);
    color: #991B1B;
    border: 1px solid var(--color-error-border);
}

.alert-error::before {
    background-color: var(--color-error);
    content: '×';
    color: white;
    font-size: 18px;
    font-weight: bold;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    line-height: 20px;
}

.alert-warning {
    background-color: var(--color-warning-bg);
    color: #92400E;
    border: 1px solid var(--color-warning-border);
}

.alert-warning::before {
    background-color: var(--color-warning);
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20' fill='currentColor'%3E%3Cpath fill-rule='evenodd' d='M8.257 3.099c.765-1.36 2.722-1.36 3.986v.001c0 1.264.96 1.62 2.722 1.36 3.986v.007c0 1.264-.96 1.62-2.722 1.36-3.986v-.007a9.659 9.659 0 01-2.722-1.364 3.986v-.001zm.577-2.496a.864.864 0 00-.915-.942.866.866 0 00.915.942v.001c0 .577-.362.864-.915.864-.915l-.001.001zm.577 1.098a.864.864 0 00-.915-.942.866.866 0 00.915.942v.001c0 .577-.362.864-.915.864-.915l-.001-.001z'/%3E%3C/svg%3E");
    background-size: 12px;
    background-position: center;
    background-repeat: no-repeat;
}

.alert-info {
    background-color: var(--color-info-bg);
    color: #1E40AF;
    border: 1px solid var(--color-info-border);
}

.alert-info::before {
    background-color: var(--color-info);
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20' fill='currentColor'%3E%3Cpath fill-rule='evenodd' d='M18 10a8 8 0 11-16 8 8 0 0116 0zm-1-8a1 1 0 00-1-1V9a1 1 0 011-1H1a1 1 0 011-1V1.002a9 9 0 001 1zm-1 1a1 1 0 100 2h8a1 1 0 100-2z'/%3E%3C/svg%3E");
    background-size: 12px;
    background-position: center;
    background-repeat: no-repeat;
}

/* ============================================
   Form Options (Remember me, Forgot password)
   ============================================ */
.form-options {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--spacing-md);
    gap: var(--spacing-sm);
}

@media (max-width: 480px) {
    .form-options {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--spacing-sm);
    }
}

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

.forgot-link:hover {
    color: var(--color-primary-hover);
    text-decoration: underline;
}

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

.text-link:hover {
    color: var(--color-primary);
    text-decoration: underline;
}

.text-right {
    text-align: right;
}

/* ============================================
   Checkbox
   ============================================ */
.checkbox {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    cursor: pointer;
    font-size: 0.875rem;
    color: var(--text-secondary);
    user-select: none;
}

.checkbox input[type="checkbox"] {
    width: 18px;
    height: 18px;
    margin: 0;
    accent-color: var(--color-primary);
    cursor: pointer;
}

.checkbox a {
    color: var(--color-primary);
    text-decoration: none;
    font-weight: 500;
}

.checkbox a:hover {
    text-decoration: underline;
}

/* ============================================
   Password Input with Toggle
   ============================================ */
.password-input {
    position: relative;
}

.password-input input {
    padding-right: 48px;
}

.toggle-password {
    position: absolute;
    top: 50%;
    right: var(--spacing-sm);
    transform: translateY(-50%);
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    padding: var(--spacing-xs);
    transition: color var(--transition-fast);
}

.toggle-password:hover {
    color: var(--color-primary);
}

.toggle-password svg {
    width: 20px;
    height: 20px;
}

/* ============================================
   Auth Footer
   ============================================ */
.auth-footer {
    text-align: center;
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--border-light);
}

.auth-footer p {
    margin: 0;
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.auth-footer a {
    color: var(--color-primary);
    text-decoration: none;
    font-weight: 600;
    transition: color var(--transition-fast);
}

.auth-footer a:hover {
    color: var(--color-primary-hover);
}

/* ============================================
   Copyright Footer
   ============================================ */
.auth-copyright,
.copyright-footer {
    text-align: center;
    margin-top: var(--spacing-lg);
    padding: var(--spacing-md) var(--spacing-md);
    font-size: 0.875rem;
    color: #64748b;
    background: #ffffff;
    border-radius: var(--border-radius-md);
    width: 100%;
    max-width: 440px;
}
    color: var(--text-secondary);
    font-weight: 500;
}

.auth-copyright a,
.copyright-footer a {
    color: var(--color-primary);
    text-decoration: none;
    font-weight: 600;
}

.auth-copyright a:hover,
.copyright-footer a:hover {
    text-decoration: underline;
}

.auth-version {
    display: block;
    margin-top: var(--spacing-xs);
    color: #94a3b8;
    font-size: 0.8125rem;
}

/* ============================================
   Confirm Message
   ============================================ */
.confirm-message {
    text-align: center;
    padding: var(--spacing-md);
    background-color: var(--bg-surface);
    border-radius: var(--border-radius-md);
    margin-bottom: var(--spacing-md);
    border: 1px solid var(--border-light);
}

.confirm-message p {
    margin: var(--spacing-xs) 0;
    color: var(--text-secondary);
}

/* ============================================
   Responsive Design
   ============================================ */
@media (max-width: 480px) {
    html {
        font-size: 14px;
    }

    .auth-card,
    .auth-card-wide {
        padding: var(--spacing-lg);
    }

    .auth-header h1 {
        font-size: 1.5rem;
    }

    .form-options {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--spacing-sm);
    }
}

/* ============================================
   Animations
   ============================================ */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.8;
    }
}

/* ============================================
   Focus Styles for Accessibility
   ============================================ */
*:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}

.btn:focus-visible,
input:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}