/** * Copyright (c) 2026 DNA Genics, S.L. All rights reserved.
 * 
 * DNA Genics Authentication Pages.
 * Modern Minimalist Design - Production Ready with responsive layout and modern styling.
 */

/*
 * DNA Genics Authentication Pages
 * Modern Minimalist Design - Production Ready
 * Version 2.0
 */

/* ========================================
   CSS VARIABLES & ANIMATION TIMINGS
   ======================================== */

:root {
    /* Animation durations */
    --auth-transition-fast: 150ms;
    --auth-transition-base: 250ms;
    --auth-transition-slow: 400ms;
    --auth-transition-slower: 600ms;
    
    /* Animation easings */
    --auth-ease-out: cubic-bezier(0.16, 1, 0.3, 1);
    --auth-ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);
    --auth-ease-bounce: cubic-bezier(0.34, 1.56, 0.64, 1);
    
    /* Spacing */
    --auth-spacing-xs: 0.25rem;
    --auth-spacing-sm: 0.5rem;
    --auth-spacing-md: 1rem;
    --auth-spacing-lg: 1.5rem;
    --auth-spacing-xl: 2rem;
    --auth-spacing-2xl: 3rem;
    
    /* Border radius */
    --auth-radius-sm: 8px;
    --auth-radius-md: 12px;
    --auth-radius-lg: 16px;
    --auth-radius-xl: 24px;
    --auth-radius-full: 9999px;
}

/* ========================================
   BASE AUTHENTICATION STYLES
   ======================================== */

.auth-body {
    margin: 0;
    padding: 0;
    overflow-x: hidden;
    background: var(--dnagenics-gray-50);
    min-height: 100vh;
    font-family: var(--dnagenics-font-body);
}

.auth-container {
    display: flex;
    min-height: 100vh;
    width: 100%;
    position: relative;
}

/* Skip link for accessibility */
.skip-link {
    position: absolute;
    top: -100%;
    left: 50%;
    transform: translateX(-50%);
    background: var(--dnagenics-teal);
    color: white;
    padding: 0.75rem 1.5rem;
    border-radius: var(--auth-radius-md);
    font-weight: 600;
    z-index: 10000;
    text-decoration: none;
    transition: top var(--auth-transition-base) var(--auth-ease-out);
}

.skip-link:focus {
    top: 1rem;
    outline: 3px solid var(--dnagenics-lime);
    outline-offset: 2px;
}

/* ========================================
   HERO SECTION - MINIMALIST DESIGN
   ======================================== */

.auth-hero {
    flex: 0 0 50%;
    background: linear-gradient(135deg, var(--dnagenics-teal) 0%, #1a574c 50%, var(--dnagenics-teal-dark) 100%);
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    padding: 3rem 2rem;
    color: white;
}

/* Gradient mesh background */
.gradient-mesh {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    overflow: hidden;
    z-index: 1;
}

.mesh-shape {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.4;
    animation: meshFloat 20s ease-in-out infinite;
}

.mesh-shape-1 {
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, var(--dnagenics-lime) 0%, transparent 70%);
    top: -20%;
    right: -10%;
    animation-delay: 0s;
}

.mesh-shape-2 {
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(255,255,255,0.3) 0%, transparent 70%);
    bottom: 10%;
    left: -10%;
    animation-delay: -7s;
}

.mesh-shape-3 {
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, var(--dnagenics-lime) 0%, transparent 70%);
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    animation-delay: -14s;
    opacity: 0.2;
}

@keyframes meshFloat {
    0%, 100% {
        transform: translate(0, 0) scale(1);
    }
    25% {
        transform: translate(30px, -30px) scale(1.05);
    }
    50% {
        transform: translate(-20px, 20px) scale(0.95);
    }
    75% {
        transform: translate(-30px, -10px) scale(1.02);
    }
}

.auth-hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    max-width: 480px;
    padding: 2rem;
}

.auth-hero-logo {
    margin-bottom: 2rem;
    opacity: 0;
    animation: fadeInUp 0.6s var(--auth-ease-out) forwards;
}

.auth-hero-logo img {
    max-width: 240px;
    height: auto;
    filter: brightness(0) invert(1);
}

.auth-hero-title {
    font-family: var(--dnagenics-font-accent);
    font-size: 2.75rem;
    font-weight: 700;
    margin-bottom: 1rem;
    line-height: 1.1;
    letter-spacing: -0.02em;
    opacity: 0;
    animation: fadeInUp 0.6s var(--auth-ease-out) 0.1s forwards;
}

.auth-hero-subtitle {
    font-size: 1.125rem;
    font-weight: 400;
    opacity: 0;
    line-height: 1.6;
    margin-bottom: 2rem;
    animation: fadeInUp 0.6s var(--auth-ease-out) 0.2s forwards;
}

/* Hero accent SVG */
.hero-accent {
    margin: 2rem auto;
    opacity: 0;
    animation: fadeInUp 0.6s var(--auth-ease-out) 0.3s forwards;
}

.hero-dna-icon {
    width: 120px;
    height: 120px;
    color: white;
    animation: gentleRotate 30s linear infinite;
}

@keyframes gentleRotate {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

/* Hero stats */
.hero-stats {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1.5rem;
    margin-top: 2rem;
    opacity: 0;
    animation: fadeInUp 0.6s var(--auth-ease-out) 0.4s forwards;
}

.hero-stat {
    text-align: center;
}

.hero-stat-number {
    display: block;
    font-family: var(--dnagenics-font-accent);
    font-size: 1.75rem;
    font-weight: 700;
    line-height: 1;
    margin-bottom: 0.25rem;
}

.hero-stat-label {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    opacity: 0.8;
}

.hero-stat-divider {
    width: 1px;
    height: 40px;
    background: rgba(255,255,255,0.3);
}

/* ========================================
   FORM SECTION
   ======================================== */

.auth-form-section {
    flex: 0 0 50%;
    background: white;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem;
    position: relative;
}

/* Subtle glassmorphism effect on container */
.auth-form-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(255,255,255,0.9) 0%, rgba(248,250,252,0.95) 100%);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.auth-form-container {
    width: 100%;
    max-width: 420px;
    position: relative;
    z-index: 1;
}

.auth-form-card {
    background: white;
    border-radius: var(--auth-radius-xl);
    padding: 2.5rem;
    box-shadow: 
        0 1px 3px rgba(0, 0, 0, 0.04),
        0 4px 12px rgba(0, 0, 0, 0.04),
        0 16px 48px rgba(0, 0, 0, 0.06);
    border: 1px solid rgba(0, 0, 0, 0.04);
}

.auth-form-header {
    text-align: center;
    margin-bottom: 2rem;
}

.auth-form-title {
    font-family: var(--dnagenics-font-accent);
    font-size: 1.875rem;
    font-weight: 600;
    color: var(--dnagenics-dark);
    margin-bottom: 0.5rem;
    letter-spacing: -0.01em;
}

.auth-form-subtitle {
    color: var(--dnagenics-gray-600);
    font-size: 0.9375rem;
    line-height: 1.5;
}

/* ========================================
   FORM INPUT STYLES - REFINED
   ======================================== */

.auth-form-group {
    margin-bottom: 1.25rem;
    position: relative;
}

.auth-form-label {
    display: block;
    font-weight: 500;
    color: var(--dnagenics-gray-700);
    margin-bottom: 0.5rem;
    font-size: 0.875rem;
    transition: color var(--auth-transition-fast);
}

.auth-form-group:focus-within .auth-form-label {
    color: var(--dnagenics-teal);
}

.auth-input-wrapper {
    position: relative;
}

.auth-input-icon {
    position: absolute;
    left: 1rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--dnagenics-gray-400);
    z-index: 2;
    font-size: 1rem;
    transition: color var(--auth-transition-base);
    pointer-events: none;
}

.auth-form-group:focus-within .auth-input-icon {
    color: var(--dnagenics-teal);
}

.auth-form-control {
    width: 100%;
    padding: 0.875rem 2.75rem 0.875rem 2.75rem;
    border: 1.5px solid var(--dnagenics-gray-200);
    border-radius: var(--auth-radius-md);
    font-size: 0.9375rem;
    font-family: var(--dnagenics-font-body);
    transition: 
        border-color var(--auth-transition-base),
        box-shadow var(--auth-transition-base),
        background-color var(--auth-transition-fast);
    background: var(--dnagenics-gray-50);
    color: var(--dnagenics-dark);
}

.auth-form-control:hover {
    border-color: var(--dnagenics-gray-300);
}

.auth-form-control:focus {
    outline: none;
    border-color: var(--dnagenics-teal);
    background: white;
    box-shadow: 
        0 0 0 3px rgba(35, 116, 101, 0.1),
        0 0 0 1px var(--dnagenics-teal);
}

.auth-form-control::placeholder {
    color: var(--dnagenics-gray-400);
    opacity: 1;
}

/* Autofill styling */
.auth-form-control:-webkit-autofill,
.auth-form-control:-webkit-autofill:hover,
.auth-form-control:-webkit-autofill:focus {
    -webkit-text-fill-color: var(--dnagenics-dark);
    -webkit-box-shadow: 0 0 0px 1000px var(--dnagenics-gray-50) inset;
    transition: background-color 5000s ease-in-out 0s;
}

/* Validation states */
.auth-form-control.is-valid {
    border-color: var(--success-color);
    background: rgba(34, 197, 94, 0.02);
}

.auth-form-control.is-valid:focus {
    box-shadow: 
        0 0 0 3px rgba(34, 197, 94, 0.1),
        0 0 0 1px var(--success-color);
}

.auth-form-control.is-invalid {
    border-color: var(--danger-color);
    background: rgba(239, 68, 68, 0.02);
    animation: shake 0.4s var(--auth-ease-out);
}

.auth-form-control.is-invalid:focus {
    box-shadow: 
        0 0 0 3px rgba(239, 68, 68, 0.1),
        0 0 0 1px var(--danger-color);
}

/* Shake animation for invalid input */
@keyframes shake {
    0%, 100% { transform: translateX(0); }
    10%, 30%, 50%, 70%, 90% { transform: translateX(-4px); }
    20%, 40%, 60%, 80% { transform: translateX(4px); }
}

/* Password toggle */
.password-toggle {
    position: absolute;
    right: 0.75rem;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: var(--dnagenics-gray-400);
    cursor: pointer;
    padding: 0.5rem;
    z-index: 3;
    transition: 
        color var(--auth-transition-fast),
        transform var(--auth-transition-fast);
    border-radius: var(--auth-radius-sm);
}

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

.password-toggle:active {
    transform: translateY(-50%) scale(0.95);
}

.password-toggle:focus {
    outline: none;
}

.password-toggle:focus-visible {
    outline: 2px solid var(--dnagenics-teal);
    outline-offset: 2px;
}

/* Validation icon wrapper */
.validation-icon-wrapper {
    position: absolute;
    right: 2.75rem;
    top: 50%;
    transform: translateY(-50%);
    z-index: 2;
    opacity: 0;
    transition: opacity var(--auth-transition-base);
}

.validation-icon-wrapper.show {
    opacity: 1;
}

.validation-icon-wrapper .fa-check-circle {
    color: var(--success-color);
    animation: popIn 0.3s var(--auth-ease-bounce);
}

.validation-icon-wrapper .fa-times-circle {
    color: var(--danger-color);
}

@keyframes popIn {
    0% { transform: scale(0); opacity: 0; }
    100% { transform: scale(1); opacity: 1; }
}

/* Error messages */
.auth-error-message {
    color: var(--danger-color);
    font-size: 0.8125rem;
    margin-top: 0.5rem;
    display: flex;
    align-items: center;
    gap: 0.375rem;
    opacity: 0;
    max-height: 0;
    overflow: hidden;
    transition: 
        opacity var(--auth-transition-base),
        max-height var(--auth-transition-base),
        margin var(--auth-transition-base);
}

.auth-error-message.show {
    opacity: 1;
    max-height: 50px;
}

.auth-error-message i {
    font-size: 0.75rem;
    flex-shrink: 0;
}

/* Caps Lock warning */
.caps-lock-warning {
    color: var(--warning-color);
    font-size: 0.8125rem;
    margin-top: 0.5rem;
    display: flex;
    align-items: center;
    gap: 0.375rem;
    opacity: 0;
    max-height: 0;
    overflow: hidden;
    transition: 
        opacity var(--auth-transition-base),
        max-height var(--auth-transition-base);
}

.caps-lock-warning.show {
    opacity: 1;
    max-height: 30px;
}

.caps-lock-warning i {
    font-size: 0.75rem;
}

/* ========================================
   CHECKBOX - CUSTOM MODERN DESIGN
   ======================================== */

.auth-checkbox-group {
    margin-bottom: 1.5rem;
}

.auth-checkbox-container {
    display: flex;
    align-items: flex-start;
    cursor: pointer;
    user-select: none;
    gap: 0.75rem;
    position: relative;
}

.auth-checkbox-input {
    position: absolute;
    opacity: 0;
    width: 20px;
    height: 20px;
    margin: 0;
    cursor: pointer;
    z-index: 3;
    left: 0;
    top: 0.125rem;
    pointer-events: auto;
}

.auth-checkbox-custom {
    width: 20px;
    height: 20px;
    border: 1.5px solid var(--dnagenics-gray-300);
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: 
        border-color var(--auth-transition-fast),
        background-color var(--auth-transition-fast),
        transform var(--auth-transition-fast);
    flex-shrink: 0;
    position: relative;
    z-index: 1;
    pointer-events: none;
    margin-top: 0.125rem;
}

.auth-checkbox-custom i {
    font-size: 0.625rem;
    color: white;
    opacity: 0;
    transform: scale(0);
    transition: 
        opacity var(--auth-transition-fast),
        transform var(--auth-transition-fast) var(--auth-ease-bounce);
}

.auth-checkbox-input:checked + .auth-checkbox-custom {
    background: var(--dnagenics-teal);
    border-color: var(--dnagenics-teal);
}

.auth-checkbox-input:checked + .auth-checkbox-custom i {
    opacity: 1;
    transform: scale(1);
}

.auth-checkbox-container:hover .auth-checkbox-custom {
    border-color: var(--dnagenics-teal);
}

.auth-checkbox-input:focus-visible + .auth-checkbox-custom {
    outline: 2px solid var(--dnagenics-teal);
    outline-offset: 2px;
}

.auth-checkbox-label {
    font-size: 0.875rem;
    color: var(--dnagenics-gray-700);
    line-height: 1.4;
}

/* ========================================
   BUTTONS - WITH RIPPLE EFFECT
   ======================================== */

.auth-btn-primary {
    width: 100%;
    padding: 0.9375rem 1.5rem;
    background: linear-gradient(135deg, var(--dnagenics-teal) 0%, var(--dnagenics-teal-dark) 100%);
    border: none;
    border-radius: var(--auth-radius-md);
    color: white;
    font-size: 0.9375rem;
    font-weight: 600;
    font-family: var(--dnagenics-font-body);
    cursor: pointer;
    transition: 
        transform var(--auth-transition-fast),
        box-shadow var(--auth-transition-base),
        background var(--auth-transition-slow);
    position: relative;
    overflow: hidden;
    box-shadow: 0 4px 12px rgba(35, 116, 101, 0.25);
}

.auth-btn-primary:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(35, 116, 101, 0.3);
    background: linear-gradient(135deg, #2a897a 0%, var(--dnagenics-teal) 100%);
}

.auth-btn-primary:active:not(:disabled) {
    transform: translateY(0);
    box-shadow: 0 4px 12px rgba(35, 116, 101, 0.2);
}

.auth-btn-primary:disabled {
    opacity: 0.7;
    cursor: not-allowed;
    transform: none;
}

.auth-btn-primary:focus-visible {
    outline: 3px solid var(--dnagenics-lime);
    outline-offset: 2px;
}

/* Button content states */
.btn-text,
.btn-loading {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.btn-loading {
    display: none;
}

.auth-btn-primary.loading .btn-text {
    display: none;
}

.auth-btn-primary.loading .btn-loading {
    display: flex;
}

/* Spinner */
.spinner {
    width: 18px;
    height: 18px;
    border: 2px solid rgba(255,255,255,0.3);
    border-top-color: white;
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* Ripple effect */
.btn-ripple {
    position: absolute;
    border-radius: 50%;
    background: rgba(255,255,255,0.3);
    transform: scale(0);
    animation: ripple 0.6s ease-out;
    pointer-events: none;
}

@keyframes ripple {
    to {
        transform: scale(4);
        opacity: 0;
    }
}

/* ========================================
   DIVIDER
   ======================================== */

.auth-divider {
    display: flex;
    align-items: center;
    margin: 1.75rem 0;
    color: var(--dnagenics-gray-400);
    font-size: 0.8125rem;
}

.auth-divider::before,
.auth-divider::after {
    content: '';
    flex: 1;
    height: 1px;
    background: var(--dnagenics-gray-200);
}

.auth-divider span {
    padding: 0 1rem;
    white-space: nowrap;
}

/* ========================================
   SOCIAL LOGIN BUTTONS
   ======================================== */

.auth-social-buttons {
    display: flex;
    gap: 0.75rem;
    margin-bottom: 1.75rem;
}

.social-form {
    flex: 1;
}

.auth-btn-social {
    width: 100%;
    padding: 0.75rem 1rem;
    background: white;
    border: 1.5px solid var(--dnagenics-gray-200);
    border-radius: var(--auth-radius-md);
    color: var(--dnagenics-gray-700);
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: 
        border-color var(--auth-transition-fast),
        background-color var(--auth-transition-fast),
        transform var(--auth-transition-fast),
        box-shadow var(--auth-transition-base);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.auth-btn-social:hover:not(:disabled) {
    border-color: var(--dnagenics-gray-300);
    background: var(--dnagenics-gray-50);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
}

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

.auth-btn-social:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.auth-btn-social:focus-visible {
    outline: 2px solid var(--dnagenics-teal);
    outline-offset: 2px;
}

.social-icon {
    width: 18px;
    height: 18px;
    flex-shrink: 0;
}

.auth-btn-social.google:hover:not(:disabled) {
    border-color: #4285F4;
}

/* ========================================
   FOOTER LINKS
   ======================================== */

.auth-footer-links {
    text-align: center;
    margin-top: 1.75rem;
}

.auth-footer-link {
    color: var(--dnagenics-teal);
    text-decoration: none;
    font-size: 0.875rem;
    font-weight: 500;
    display: inline-block;
    margin: 0 0.25rem;
    transition: color var(--auth-transition-fast);
    padding: 0.25rem;
    border-radius: var(--auth-radius-sm);
}

.auth-footer-link:hover {
    color: var(--dnagenics-teal-dark);
}

.auth-footer-link:focus-visible {
    outline: 2px solid var(--dnagenics-teal);
    outline-offset: 2px;
}

.auth-footer-separator {
    color: var(--dnagenics-gray-300);
    margin: 0 0.25rem;
}

/* ========================================
   SECURITY BADGES
   ======================================== */

.auth-security-badges {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 1.5rem;
    margin-top: 2rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--dnagenics-gray-100);
}

.security-badge {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.375rem;
    color: var(--dnagenics-gray-500);
    font-size: 0.6875rem;
    text-align: center;
}

.security-badge i {
    font-size: 1.125rem;
    color: var(--dnagenics-teal);
    opacity: 0.8;
}

.security-badge-text {
    font-weight: 500;
    letter-spacing: 0.02em;
}

/* ========================================
   ALERT MESSAGES
   ======================================== */

.auth-alert {
    padding: 0.875rem 1rem;
    border-radius: var(--auth-radius-md);
    margin-bottom: 1.5rem;
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    font-size: 0.875rem;
    animation: slideDown 0.3s var(--auth-ease-out);
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.auth-alert i {
    font-size: 1rem;
    margin-top: 0.1rem;
    flex-shrink: 0;
}

.auth-alert.alert-danger {
    background: rgba(239, 68, 68, 0.08);
    border: 1px solid rgba(239, 68, 68, 0.15);
    color: #b91c1c;
}

.auth-alert.alert-success {
    background: rgba(34, 197, 94, 0.08);
    border: 1px solid rgba(34, 197, 94, 0.15);
    color: #15803d;
}

.auth-alert.alert-info {
    background: rgba(14, 165, 233, 0.08);
    border: 1px solid rgba(14, 165, 233, 0.15);
    color: #0369a1;
}

/* ========================================
   STAGGERED ENTRANCE ANIMATIONS
   ======================================== */

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

[data-animate="fade-up"] {
    opacity: 0;
    animation: fadeInUp 0.5s var(--auth-ease-out) forwards;
}

[data-animate="fade-up"][data-delay="100"] { animation-delay: 0.1s; }
[data-animate="fade-up"][data-delay="200"] { animation-delay: 0.2s; }
[data-animate="fade-up"][data-delay="300"] { animation-delay: 0.3s; }
[data-animate="fade-up"][data-delay="400"] { animation-delay: 0.4s; }
[data-animate="fade-up"][data-delay="500"] { animation-delay: 0.5s; }
[data-animate="fade-up"][data-delay="600"] { animation-delay: 0.6s; }
[data-animate="fade-up"][data-delay="700"] { animation-delay: 0.7s; }
[data-animate="fade-up"][data-delay="800"] { animation-delay: 0.8s; }
[data-animate="fade-up"][data-delay="900"] { animation-delay: 0.9s; }

/* ========================================
   MOBILE RESPONSIVE
   ======================================== */

@media (max-width: 991.98px) {
    .auth-container {
        flex-direction: column;
    }

    .auth-hero {
        flex: 0 0 auto;
        min-height: 35vh;
        padding: 2rem 1.5rem;
    }

    .auth-hero-title {
        font-size: 2rem;
    }

    .auth-hero-subtitle {
        font-size: 1rem;
        margin-bottom: 1.5rem;
    }

    .hero-accent {
        margin: 1rem auto;
    }

    .hero-dna-icon {
        width: 80px;
        height: 80px;
    }

    .hero-stats {
        gap: 1rem;
        margin-top: 1rem;
    }

    .hero-stat-number {
        font-size: 1.375rem;
    }

    .hero-stat-label {
        font-size: 0.6875rem;
    }

    .hero-stat-divider {
        height: 30px;
    }

    .auth-form-section {
        flex: 1;
        padding: 1.5rem 1rem 2rem;
    }

    .auth-form-card {
        padding: 2rem 1.5rem;
        border-radius: var(--auth-radius-lg);
    }

    .auth-form-title {
        font-size: 1.5rem;
    }

    .auth-social-buttons {
        flex-direction: column;
    }

    .auth-security-badges {
        gap: 1rem;
    }
}

@media (max-width: 575.98px) {
    .auth-hero {
        min-height: auto;
        padding: 1.5rem 1rem;
    }

    .auth-hero-logo img {
        max-width: 180px;
    }

    .auth-hero-title {
        font-size: 1.625rem;
    }

    .auth-hero-subtitle {
        font-size: 0.9375rem;
    }

    .hero-accent {
        display: none;
    }

    .hero-stats {
        display: none;
    }

    .auth-form-section {
        padding: 1rem;
    }

    .auth-form-card {
        padding: 1.5rem 1.25rem;
    }

    .auth-form-title {
        font-size: 1.375rem;
    }

    .auth-form-subtitle {
        font-size: 0.875rem;
    }

    .auth-form-control {
        padding: 0.8125rem 2.5rem;
        font-size: 1rem; /* Prevents zoom on iOS */
    }

    .auth-btn-primary {
        padding: 0.875rem 1.25rem;
    }

    .auth-footer-link {
        display: block;
        margin: 0.5rem 0;
    }

    .auth-footer-separator {
        display: none;
    }

    .security-badge-text {
        font-size: 0.625rem;
    }

    .security-badge i {
        font-size: 1rem;
    }
}

/* Extra small devices - hide hero completely */
@media (max-width: 479.98px) {
    .auth-hero {
        display: none;
    }

    .auth-form-section {
        padding: 0;
        background: var(--dnagenics-gray-50);
    }

    .auth-form-section::before {
        display: none;
    }

    .auth-form-card {
        border-radius: 0;
        min-height: 100vh;
        display: flex;
        flex-direction: column;
        justify-content: center;
        box-shadow: none;
        border: none;
    }
}

/* ========================================
   ACCESSIBILITY IMPROVEMENTS
   ======================================== */

/* Focus visible for keyboard navigation */
.auth-form-control:focus-visible,
.auth-btn-primary:focus-visible,
.auth-btn-social:focus-visible,
.auth-checkbox-input:focus-visible + .auth-checkbox-custom,
.password-toggle:focus-visible {
    outline: 2px solid var(--dnagenics-teal);
    outline-offset: 2px;
}

/* Reduced motion for users who prefer it */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }

    .mesh-shape,
    .hero-dna-icon {
        animation: none;
    }

    [data-animate="fade-up"] {
        opacity: 1;
        animation: none;
    }
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    .auth-form-control {
        border-width: 2px;
    }

    .auth-btn-primary {
        border: 2px solid var(--dnagenics-dark);
    }

    .auth-checkbox-custom {
        border-width: 2px;
    }
}

/* Dark mode support (optional - respects system preference) */
@media (prefers-color-scheme: dark) {
    /* Keep light theme for auth pages for brand consistency */
}

/* ========================================
   FORM ICON (FOR PASSWORD RESET PAGES)
   ======================================== */

.auth-form-icon {
    width: 64px;
    height: 64px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--dnagenics-teal-light) 0%, rgba(194, 208, 83, 0.1) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
}

.auth-form-icon i {
    font-size: 1.5rem;
    color: var(--dnagenics-teal);
}

.auth-form-icon-success {
    background: linear-gradient(135deg, rgba(34, 197, 94, 0.1) 0%, rgba(16, 185, 129, 0.1) 100%);
}

.auth-form-icon-success i {
    color: var(--success-color);
}

/* ========================================
   INFO BOX (FOR TIPS AND MESSAGES)
   ======================================== */

.auth-info-box {
    background: var(--dnagenics-gray-50);
    border: 1px solid var(--dnagenics-gray-200);
    border-radius: var(--auth-radius-md);
    padding: 1rem;
    margin-top: 1.5rem;
    font-size: 0.8125rem;
    color: var(--dnagenics-gray-600);
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
}

.auth-info-box > i {
    color: var(--info-color);
    font-size: 1rem;
    margin-top: 0.125rem;
    flex-shrink: 0;
}

.auth-info-box p {
    margin: 0;
    line-height: 1.5;
}

.auth-info-box-tips {
    flex-direction: column;
    gap: 0.5rem;
}

.auth-info-box-tips h4 {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--dnagenics-gray-700);
    margin: 0 0 0.5rem 0;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.auth-info-box-tips h4 i {
    color: var(--warning-color);
}

.auth-info-box-tips ul {
    margin: 0;
    padding-left: 1.25rem;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 0.375rem 1rem;
}

.auth-info-box-tips li {
    line-height: 1.4;
    color: var(--dnagenics-gray-600);
}

@media (max-width: 575.98px) {
    .auth-info-box-tips ul {
        grid-template-columns: 1fr;
    }
}

/* ========================================
   REGISTRATION PAGE SPECIFIC STYLES
   ======================================== */

/* Wider container for registration form */
.auth-form-container-register {
    max-width: 480px;
}

/* Hero Features (for registration) */
.hero-features {
    display: flex;
    justify-content: center;
    gap: 2rem;
    margin-top: 2rem;
    opacity: 0;
    animation: fadeInUp 0.6s var(--auth-ease-out) 0.4s forwards;
}

.hero-feature {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    text-align: center;
}

.hero-feature i {
    font-size: 1.5rem;
    opacity: 0.9;
}

.hero-feature span {
    font-size: 0.75rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    opacity: 0.85;
}

/* Password Strength Indicator */
.password-strength-container {
    margin-top: 0.5rem;
    opacity: 0;
    max-height: 0;
    overflow: hidden;
    transition: 
        opacity var(--auth-transition-base),
        max-height var(--auth-transition-base);
}

.password-strength-container.show {
    opacity: 1;
    max-height: 40px;
}

.password-strength-bar {
    height: 4px;
    background: var(--dnagenics-gray-200);
    border-radius: var(--auth-radius-full);
    overflow: hidden;
    margin-bottom: 0.375rem;
}

.password-strength-fill {
    height: 100%;
    width: 0;
    border-radius: var(--auth-radius-full);
    transition: 
        width var(--auth-transition-base) var(--auth-ease-out),
        background-color var(--auth-transition-base);
}

.password-strength-fill.very-weak {
    background: #ef4444;
}

.password-strength-fill.weak {
    background: #f97316;
}

.password-strength-fill.fair {
    background: #eab308;
}

.password-strength-fill.strong {
    background: #22c55e;
}

.password-strength-fill.very-strong {
    background: #10b981;
}

.password-strength-text {
    font-size: 0.6875rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.password-strength-text.very-weak {
    color: #ef4444;
}

.password-strength-text.weak {
    color: #f97316;
}

.password-strength-text.fair {
    color: #eab308;
}

.password-strength-text.strong {
    color: #22c55e;
}

.password-strength-text.very-strong {
    color: #10b981;
}

/* Checkboxes Section */
.auth-checkboxes-section {
    margin-top: 1.5rem;
    margin-bottom: 1.5rem;
}

.auth-checkboxes-section .auth-checkbox-group {
    margin-bottom: 1rem;
}

.auth-checkboxes-section .auth-checkbox-group:last-child {
    margin-bottom: 0;
}

/* Smaller checkbox label for registration */
.auth-checkbox-label-small {
    font-size: 0.8125rem;
    line-height: 1.5;
    color: var(--dnagenics-gray-600);
}

.auth-checkbox-label-small a {
    color: var(--dnagenics-teal);
    text-decoration: none;
    font-weight: 500;
}

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

/* Required indicator */
.required-indicator {
    color: var(--danger-color);
    font-weight: 600;
    margin-left: 0.125rem;
}

/* Required checkbox styling */
.auth-checkbox-required {
    border-color: var(--dnagenics-gray-400);
}

.auth-checkbox-required.is-invalid {
    border-color: var(--danger-color);
    animation: shake 0.4s var(--auth-ease-out);
}

/* Checkbox error message */
.checkbox-error {
    margin-left: 2rem;
    margin-top: 0.25rem;
}

/* Checkbox container with top alignment for long labels */
.auth-checkboxes-section .auth-checkbox-container {
    align-items: flex-start;
}

.auth-checkboxes-section .auth-checkbox-custom {
    margin-top: 0.125rem;
}

/* Footer text for registration */
.auth-footer-text {
    color: var(--dnagenics-gray-600);
    font-size: 0.875rem;
    margin-right: 0.25rem;
}

.auth-footer-link-primary {
    font-weight: 600;
}

/* Extended animation delays for registration */
[data-animate="fade-up"][data-delay="1000"] { animation-delay: 1s; }
[data-animate="fade-up"][data-delay="1100"] { animation-delay: 1.1s; }
[data-animate="fade-up"][data-delay="1200"] { animation-delay: 1.2s; }

/* ========================================
   REGISTRATION MOBILE RESPONSIVE
   ======================================== */

@media (max-width: 991.98px) {
    .hero-features {
        gap: 1.25rem;
    }

    .hero-feature i {
        font-size: 1.25rem;
    }

    .hero-feature span {
        font-size: 0.6875rem;
    }
}

@media (max-width: 575.98px) {
    .hero-features {
        display: none;
    }

    .auth-checkbox-label-small {
        font-size: 0.75rem;
    }

    .checkbox-error {
        margin-left: 1.75rem;
    }
}

/* ========================================
   PRINT STYLES
   ======================================== */

@media print {
    .auth-hero {
        display: none;
    }

    .auth-form-section {
        flex: 1;
        background: white;
    }

    .auth-btn-primary,
    .auth-btn-social,
    .auth-divider,
    .auth-security-badges,
    .gradient-mesh,
    .password-strength-container {
        display: none;
    }

    .auth-form-card {
        box-shadow: none;
        border: 1px solid #ddd;
    }
}