/**
 * EmailInABox Auth Pages - Modern Design
 * Shared styles for signin and signup pages
 */

:root {
    /* EmailInABox color palette */
    --emailinabox-blue: #006bff;
    --emailinabox-blue-dark: #0052cc;
    --emailinabox-blue-light: #e6f2ff;
    --emailinabox-green: #00a2ff;
    --emailinabox-gray-50: #fafbfc;
    --emailinabox-gray-100: #f4f5f7;
    --emailinabox-gray-200: #e4e6ea;
    --emailinabox-gray-300: #c1c7d0;
    --emailinabox-gray-400: #9fadbc;
    --emailinabox-gray-500: #8993a4;
    --emailinabox-gray-600: #758195;
    --emailinabox-gray-700: #626f86;
    --emailinabox-gray-800: #44546f;
    --emailinabox-gray-900: #172b4d;
    --emailinabox-red: #de350b;
    --emailinabox-orange: #ff8b00;
    --emailinabox-yellow: #ffab00;
    --emailinabox-purple: #6554c0;
    --emailinabox-white-600: #ffffff;
    --emailinabox-white-900: #ffffff;
    
    /* Design tokens */
    --border-radius: 8px;
    --border-radius-lg: 12px;
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --transition: all 0.2s ease;
}

/* Reset and base styles */
* {
    box-sizing: border-box;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background-color: var(--emailinabox-gray-50);
    margin: 0;
    padding: 0;
    line-height: 1.6;
    color: var(--emailinabox-gray-900);
    min-height: 100vh;
}

/* Layout components */
.auth-container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0;
    background: linear-gradient(135deg, var(--emailinabox-gray-50) 0%, #ffffff 100%);
}

.auth-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    width: 100%;
    min-height: 100vh;
    max-width: 1200px;
    margin: 0 auto;
}

.auth-marketing {
    background: linear-gradient(135deg, var(--emailinabox-blue) 0%, var(--emailinabox-blue-dark) 100%);
    color: white;
    padding: 80px 60px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.auth-marketing::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grain" width="100" height="100" patternUnits="userSpaceOnUse"><circle cx="25" cy="25" r="1" fill="rgba(255,255,255,0.1)"/><circle cx="75" cy="75" r="1" fill="rgba(255,255,255,0.1)"/><circle cx="50" cy="10" r="0.5" fill="rgba(255,255,255,0.05)"/><circle cx="20" cy="80" r="0.5" fill="rgba(255,255,255,0.05)"/></pattern></defs><rect width="100" height="100" fill="url(%23grain)"/></svg>');
    opacity: 0.3;
}

.auth-marketing-content {
    position: relative;
    z-index: 1;
}

.auth-card {
    background: white;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    position: relative;
}

.auth-header {
    text-align: center;
    padding: 48px 40px 32px;
    background: #f59e0b !important;
    border-bottom: 1px solid var(--emailinabox-gray-200);
}


.auth-signin-header {
    text-align: center;
    padding: 48px 40px 32px;
    background: #007Bff !important;
    border-bottom: 1px solid var(--emailinabox-gray-200);
}


.auth-body {
    padding: 40px;
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

/* Single column layout for signin */
.auth-container.single-column {
    padding: 24px;
}

.auth-container.single-column .auth-layout {
    grid-template-columns: 1fr;
    max-width: 480px;
    min-height: auto;
}

.auth-container.single-column .auth-card {
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-lg);
}

.auth-container.single-column .auth-header {
    background: linear-gradient(135deg, var(--emailinabox-blue-light) 0%, #ffffff 100%);
}

/* Logo and branding */
.logo {
    display: inline-flex;
    align-items: center;
    text-decoration: none;
    color: var(--emailinabox-blue);
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 16px;
    transition: var(--transition);
}

.logo:hover {
    color: var(--emailinabox-blue-dark);
    text-decoration: none;
}

.logo i {
    margin-right: 8px;
    font-size: 28px;
}

/* Typography */
.auth-title {
    font-size: 28px;
    font-weight: 600;
    color: var(--emailinabox-white-900);
    margin: 0 0 8px 0;
    line-height: 1.2;
}

.auth-subtitle {
    font-size: 16px;
    color: var(--emailinabox-white-600);
    margin: 0 0 24px 0;
}

/* Form components */
.form-group {
    margin-bottom: 20px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.form-label {
    display: block;
    font-size: 14px;
    font-weight: 500;
    color: var(--emailinabox-gray-800);
    margin-bottom: 6px;
}

.form-input {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid var(--emailinabox-gray-200);
    border-radius: var(--border-radius);
    font-size: 16px;
    font-family: inherit;
    transition: var(--transition);
    background-color: white;
}

.form-input:focus {
    outline: none;
    border-color: var(--emailinabox-blue);
    box-shadow: 0 0 0 3px rgba(0, 107, 255, 0.1);
}

.form-input.error {
    border-color: var(--emailinabox-red);
}

.form-input.success {
    border-color: var(--emailinabox-green);
}

.form-input:disabled {
    background-color: var(--emailinabox-gray-100);
    cursor: not-allowed;
}

/* Input helpers */
.form-error {
    color: var(--emailinabox-red);
    font-size: 14px;
    margin-top: 6px;
    display: none;
}

.form-error.show {
    display: block;
}

.form-help {
    color: var(--emailinabox-gray-500);
    font-size: 14px;
    margin-top: 6px;
}

/* Password input */
.password-input-wrapper {
    position: relative;
}

.password-toggle {
    position: absolute;
    right: 12px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: var(--emailinabox-gray-500);
    cursor: pointer;
    padding: 4px;
    border-radius: 4px;
    transition: var(--transition);
}

.password-toggle:hover {
    color: var(--emailinabox-gray-700);
}

.password-strength {
    height: 4px;
    background-color: var(--emailinabox-gray-200);
    border-radius: 2px;
    margin-top: 8px;
    overflow: hidden;
}

.password-strength-bar {
    height: 100%;
    transition: all 0.3s ease;
    border-radius: 2px;
}

.strength-weak { background-color: var(--emailinabox-red); width: 25%; }
.strength-fair { background-color: var(--emailinabox-orange); width: 50%; }
.strength-good { background-color: var(--emailinabox-yellow); width: 75%; }
.strength-strong { background-color: var(--emailinabox-green); width: 100%; }

/* Checkbox components */
.checkbox-group {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    margin-bottom: 24px;
}

.checkbox-input {
    width: 18px;
    height: 18px;
    margin: 0;
    accent-color: var(--emailinabox-blue);
    flex-shrink: 0;
    margin-top: 2px;
}

.checkbox-label {
    font-size: 14px;
    color: var(--emailinabox-gray-700);
    line-height: 1.5;
    margin: 0;
}

.checkbox-label a {
    color: var(--emailinabox-blue);
    text-decoration: none;
}

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

/* Buttons */
.btn-primary {
    width: 100%;
    background-color: var(--emailinabox-blue);
    color: white;
    border: none;
    border-radius: var(--border-radius);
    padding: 16px 24px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    margin-bottom: 24px;
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

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

.btn-primary:disabled {
    background-color: var(--emailinabox-gray-300);
    cursor: not-allowed;
    transform: none;
}

.btn-secondary {
    background-color: white;
    color: var(--emailinabox-gray-700);
    border: 2px solid var(--emailinabox-gray-200);
    border-radius: var(--border-radius);
    padding: 12px 16px;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
    text-decoration: none;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.btn-secondary:hover {
    border-color: var(--emailinabox-gray-300);
    background-color: var(--emailinabox-gray-50);
    color: var(--emailinabox-gray-800);
    text-decoration: none;
}

/* Loading states */
.spinner {
    width: 20px;
    height: 20px;
    border: 2px solid transparent;
    border-top: 2px solid currentColor;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

.btn-primary .spinner {
    border-top-color: white;
}

.btn-primary.loading .spinner {
    display: inline-block;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Social login */
.social-buttons {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
    margin-bottom: 32px;
}

.social-button {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 16px;
    border: 2px solid var(--emailinabox-gray-200);
    border-radius: var(--border-radius);
    background-color: white;
    color: var(--emailinabox-gray-700);
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    transition: var(--transition);
}

.social-button:hover {
    border-color: var(--emailinabox-gray-300);
    background-color: var(--emailinabox-gray-50);
    color: var(--emailinabox-gray-800);
    text-decoration: none;
}

/* Divider */
.divider {
    position: relative;
    text-align: center;
    margin: 32px 0;
}

.divider::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 0;
    right: 0;
    height: 1px;
    background-color: var(--emailinabox-gray-200);
}

.divider-text {
    background-color: white;
    color: var(--emailinabox-gray-500);
    font-size: 14px;
    padding: 0 16px;
}

/* Alerts */
.alert {
    padding: 16px;
    border-radius: var(--border-radius);
    margin-bottom: 24px;
    font-size: 14px;
    display: none;
    border: 1px solid;
}

.alert.show {
    display: block;
}

.alert-success {
    background-color: #d1fae5;
    color: #065f46;
    border-color: #a7f3d0;
}

.alert-error {
    background-color: #fee2e2;
    color: #991b1b;
    border-color: #fca5a5;
}

.alert-warning {
    background-color: #fef3c7;
    color: #92400e;
    border-color: #fde68a;
}

.alert-info {
    background-color: var(--emailinabox-blue-light);
    color: var(--emailinabox-blue-dark);
    border-color: #93c5fd;
}

/* Links */
.auth-link {
    text-align: center;
    font-size: 14px;
    color: var(--emailinabox-gray-600);
}

.auth-link a {
    color: var(--emailinabox-blue);
    text-decoration: none;
    font-weight: 500;
}

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

/* Badges */
.trial-badge {
    background-color: var(--emailinabox-blue-light);
    color: var(--emailinabox-blue);
    font-size: 12px;
    font-weight: 600;
    padding: 6px 12px;
    border-radius: 20px;
    display: inline-block;
    margin-bottom: 16px;
}

/* Loading overlay */
.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 9999;
}

.loading-content {
    background-color: white;
    padding: 32px;
    border-radius: var(--border-radius-lg);
    text-align: center;
    box-shadow: var(--shadow-lg);
}

.loading-spinner {
    width: 40px;
    height: 40px;
    border: 4px solid var(--emailinabox-gray-200);
    border-top: 4px solid var(--emailinabox-blue);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto 16px;
}

/* Marketing content styles */
.marketing-logo {
    color: white;
    font-size: 32px;
    font-weight: 700;
    margin-bottom: 40px;
    display: flex;
    align-items: center;
    text-decoration: none;
}

.marketing-logo i {
    margin-right: 12px;
    font-size: 36px;
}

.marketing-title {
    font-size: 48px;
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: 24px;
    color: white;
}

.marketing-subtitle {
    font-size: 20px;
    line-height: 1.5;
    margin-bottom: 40px;
    color: rgba(255, 255, 255, 0.9);
}

.marketing-features {
    list-style: none;
    padding: 0;
    margin: 0 0 40px 0;
}

.marketing-features li {
    display: flex;
    align-items: center;
    margin-bottom: 16px;
    color: rgba(255, 255, 255, 0.9);
    font-size: 16px;
}

.marketing-features li i {
    color: rgba(255, 255, 255, 0.8);
    margin-right: 12px;
    font-size: 18px;
    width: 20px;
    text-align: center;
}

.marketing-testimonial {
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--border-radius);
    padding: 24px;
    margin-top: 40px;
    backdrop-filter: blur(10px);
}

.marketing-testimonial-text {
    font-style: italic;
    margin-bottom: 16px;
    color: rgba(255, 255, 255, 0.95);
    font-size: 16px;
    line-height: 1.5;
}

.marketing-testimonial-author {
    display: flex;
    align-items: center;
    gap: 12px;
}

.marketing-testimonial-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.2);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    color: white;
}

.marketing-testimonial-info {
    flex: 1;
}

.marketing-testimonial-name {
    font-weight: 600;
    color: white;
    margin-bottom: 2px;
}

.marketing-testimonial-role {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.7);
}

/* Responsive design */
@media (max-width: 768px) {
    .auth-layout {
        grid-template-columns: 1fr;
    }
    
    .auth-marketing {
        display: none;
    }
    
    .auth-container.single-column .auth-layout {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 640px) {
    .auth-header,
    .auth-body {
        padding: 32px 24px;
    }

    .auth-container {
        padding: 16px;
    }

    .form-row {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .social-buttons {
        grid-template-columns: 1fr;
    }

    .auth-title {
        font-size: 24px;
    }

    .auth-card {
        margin: 0;
    }
}

@media (max-width: 480px) {
    .auth-header,
    .auth-body {
        padding: 24px 20px;
    }

    .logo {
        font-size: 20px;
    }

    .logo i {
        font-size: 24px;
    }
}

/* Focus styles for accessibility */
.form-input:focus,
.btn-primary:focus,
.btn-secondary:focus,
.social-button:focus,
.checkbox-input:focus {
    outline: 2px solid var(--emailinabox-blue);
    outline-offset: 2px;
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    :root {
        --emailinabox-gray-200: #000000;
        --emailinabox-gray-500: #000000;
        --emailinabox-gray-600: #000000;
    }
}

/* Reduced motion support */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

.text-primary-custom {
    color: var(--primary-color) !important;
    text-decoration: none;
}