/* Enhanced Authentication Pages Styles */

.auth-wrapper {
    min-height: calc(100vh - 80px);
    display: flex;
    align-items: flex-start;
    justify-content: center;
    padding: 120px var(--space-4) var(--space-8);
    background: var(--bg-primary);
    position: relative;
    overflow: hidden;
}

/* Enhanced background with animated elements */
.auth-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    overflow: hidden;
}

.gradient-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(40px);
    opacity: 0.3;
    animation: float-orb 20s ease-in-out infinite;
}

.gradient-orb-1 {
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, rgba(139, 92, 246, 0.4), transparent 70%);
    top: 10%;
    left: 10%;
    animation-delay: 0s;
}

.gradient-orb-2 {
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(0, 212, 255, 0.3), transparent 70%);
    top: 50%;
    right: 10%;
    animation-delay: -10s;
}

.gradient-orb-3 {
    width: 250px;
    height: 250px;
    background: radial-gradient(circle, rgba(236, 72, 153, 0.3), transparent 70%);
    bottom: 20%;
    left: 30%;
    animation-delay: -5s;
}

@keyframes float-orb {
    0%, 100% { 
        transform: translate(0, 0) rotate(0deg) scale(1); 
    }
    33% { 
        transform: translate(30px, -30px) rotate(120deg) scale(1.1); 
    }
    66% { 
        transform: translate(-20px, 20px) rotate(240deg) scale(0.9); 
    }
}

.auth-container {
    width: 100%;
    max-width: 520px;
    position: relative;
    z-index: 1;
}

/* Enhanced auth card with verification page styling */
.auth-card {
    background: rgba(255, 255, 255, 0.02);
    backdrop-filter: blur(30px);
    border: 1px solid rgba(0, 212, 255, 0.15);
    border-radius: var(--radius-3xl);
    padding: var(--space-12) var(--space-8);
    box-shadow: 
        0 32px 64px rgba(0, 0, 0, 0.4),
        0 0 80px rgba(0, 212, 255, 0.05),
        inset 0 1px 0 rgba(255, 255, 255, 0.1);
    position: relative;
    overflow: hidden;
    margin: 0 auto;
}

.auth-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(0, 212, 255, 0.4), transparent);
}

/* Navigation */
.auth-nav {
    margin-bottom: var(--space-6);
    animation: fadeInDown 0.6s ease;
}

.btn-back {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-4);
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(0, 212, 255, 0.2);
    border-radius: var(--radius-lg);
    color: var(--color-gray-300);
    text-decoration: none;
    font-size: var(--text-sm);
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
}

.btn-back:hover {
    background: rgba(0, 212, 255, 0.1);
    border-color: rgba(0, 212, 255, 0.4);
    color: var(--color-primary);
    transform: translateX(-4px);
}

/* Floating particles */
.floating-particles {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    overflow: hidden;
}

.particle {
    position: absolute;
    width: 4px;
    height: 4px;
    background: var(--color-primary);
    border-radius: 50%;
    opacity: 0.6;
    animation: float-particle 15s infinite linear;
}

.particle-1 { left: 10%; animation-delay: 0s; }
.particle-2 { left: 20%; animation-delay: -5s; }
.particle-3 { left: 40%; animation-delay: -10s; }
.particle-4 { left: 70%; animation-delay: -7s; }
.particle-5 { left: 90%; animation-delay: -3s; }

@keyframes float-particle {
    0% {
        transform: translateY(100vh) rotate(0deg);
        opacity: 0;
    }
    10% {
        opacity: 0.6;
    }
    90% {
        opacity: 0.6;
    }
    100% {
        transform: translateY(-100px) rotate(360deg);
        opacity: 0;
    }
}

/* Logo enhancements */
.logo-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-3);
    margin-bottom: var(--space-6);
}

.logo-icon-wrapper {
    position: relative;
}

.logo-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 60px;
    height: 60px;
    background: var(--gradient-primary);
    border-radius: var(--radius-2xl);
    color: white;
    font-size: var(--text-2xl);
    font-weight: var(--font-bold);
    box-shadow: 0 8px 32px rgba(0, 212, 255, 0.3);
}

.logo-text {
    font-size: var(--text-xl);
    font-weight: var(--font-bold);
}

/* Auth badge */
.auth-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-2) var(--space-4);
    background: rgba(16, 185, 129, 0.1);
    border: 1px solid rgba(16, 185, 129, 0.3);
    border-radius: var(--radius-full);
    color: var(--color-success);
    font-size: var(--text-sm);
    font-weight: var(--font-medium);
    margin-bottom: var(--space-6);
}

/* Auth header */
.auth-header-content {
    text-align: center;
    margin-bottom: var(--space-8);
}

.auth-title {
    font-size: var(--text-3xl);
    font-weight: var(--font-bold);
    margin-bottom: var(--space-4);
    line-height: 1.2;
}

.auth-subtitle {
    font-size: var(--text-lg);
    color: var(--color-gray-300);
    line-height: 1.6;
}

/* Auth tabs */
.auth-tabs {
    display: flex;
    margin-bottom: var(--space-8);
    background: rgba(255, 255, 255, 0.03);
    border-radius: var(--radius-xl);
    padding: var(--space-1);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.auth-tab {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-4);
    background: transparent;
    border: none;
    border-radius: var(--radius-lg);
    color: var(--color-gray-400);
    font-size: var(--text-sm);
    font-weight: var(--font-medium);
    text-decoration: none;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    cursor: pointer;
}

.auth-tab.active {
    background: var(--gradient-primary);
    color: white;
    box-shadow: 0 4px 20px rgba(0, 212, 255, 0.3);
}

.auth-tab:hover:not(.active) {
    background: rgba(255, 255, 255, 0.05);
    color: var(--color-gray-200);
}

/* Form styles */
.auth-form {
    display: flex;
    flex-direction: column;
    gap: var(--space-6);
}

.form-group {
    position: relative;
}

.form-label {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    margin-bottom: var(--space-2);
    color: var(--color-gray-300);
    font-size: var(--text-sm);
    font-weight: var(--font-medium);
}

.form-input {
    width: 100%;
    padding: var(--space-4) var(--space-4);
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-lg);
    color: var(--color-gray-100);
    font-size: var(--text-base);
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
}

.form-input:focus {
    outline: none;
    border-color: var(--color-primary);
    background: rgba(255, 255, 255, 0.08);
    box-shadow: 0 0 0 3px rgba(0, 212, 255, 0.1);
}

.form-input::placeholder {
    color: var(--color-gray-500);
}

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

.password-toggle {
    position: absolute;
    right: var(--space-3);
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: var(--color-gray-400);
    cursor: pointer;
    padding: var(--space-2);
    border-radius: var(--radius-md);
    transition: all 0.3s ease;
}

.password-toggle:hover {
    color: var(--color-primary);
    background: rgba(0, 212, 255, 0.1);
}

/* Form options */
.form-options {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin: var(--space-4) 0;
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    color: var(--color-gray-300);
    font-size: var(--text-sm);
    cursor: pointer;
}

.checkbox-input {
    appearance: none;
    width: 18px;
    height: 18px;
    background: rgba(255, 255, 255, 0.05);
    border: 2px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-sm);
    cursor: pointer;
    position: relative;
    transition: all 0.3s ease;
}

.checkbox-input:checked {
    background: var(--gradient-primary);
    border-color: var(--color-primary);
}

.checkbox-input:checked::after {
    content: '✓';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: white;
    font-size: 12px;
    font-weight: bold;
}

.checkbox-input:hover {
    border-color: var(--color-primary);
    background: rgba(0, 212, 255, 0.1);
}

.forgot-link {
    color: var(--color-primary);
    text-decoration: none;
    font-size: var(--text-sm);
    font-weight: var(--font-medium);
    transition: color 0.3s ease;
}

.forgot-link:hover {
    color: var(--color-accent);
}

/* Buttons */
.btn-large {
    padding: var(--space-4) var(--space-6);
    font-size: var(--text-base);
    font-weight: var(--font-semibold);
    border-radius: var(--radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-3);
    text-decoration: none;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    border: none;
    cursor: pointer;
}

.btn-gradient {
    background: var(--gradient-primary);
    color: white;
    box-shadow: 0 8px 32px rgba(0, 212, 255, 0.3);
}

.btn-gradient:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 40px rgba(0, 212, 255, 0.4);
}

/* Auth divider */
.auth-divider {
    position: relative;
    text-align: center;
    margin: var(--space-6) 0;
}

.auth-divider::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 0;
    right: 0;
    height: 1px;
    background: rgba(255, 255, 255, 0.1);
}

.auth-divider span {
    background: var(--bg-primary);
    padding: 0 var(--space-4);
    color: var(--color-gray-400);
    font-size: var(--text-sm);
    position: relative;
}

/* Social auth */
.social-auth {
    display: flex;
    gap: var(--space-3);
    justify-content: center; /* center when single provider */
}

.social-btn {
    flex: 0 0 auto;
    min-width: 260px;
    padding: var(--space-3) var(--space-5);
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.14);
    border-radius: 12px;
    color: var(--color-gray-100);
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-3);
    font-size: 15px;
    font-weight: 600;
    transition: transform .15s ease, box-shadow .3s ease, background .3s ease, border-color .3s ease;
    cursor: pointer;
}

.social-btn:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.2);
    transform: translateY(-1px);
}

/* Enhanced footer */
.auth-footer {
    text-align: center;
    margin-top: var(--space-12);
    padding-top: var(--space-8);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-links {
    /* display: flex; */
    justify-content: center;
    align-items: center;
    gap: var(--space-4);
    margin-bottom: var(--space-4);
    font-size: var(--text-sm);
}

.footer-links a {
    color: var(--color-gray-400);
    text-decoration: none;
    transition: color 0.3s ease;
}

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

.footer-links span {
    color: var(--color-gray-600);
}

.auth-footer p {
    color: var(--color-gray-500);
    font-size: var(--text-sm);
    margin: 0;
}

/* Form validation states */
.form-group.success .form-input {
    border-color: var(--color-success);
    background: rgba(16, 185, 129, 0.05);
}

.form-group.error .form-input {
    border-color: var(--color-error);
    background: rgba(239, 68, 68, 0.05);
}

.form-group.success .form-input:focus {
    box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.1);
}

.form-group.error .form-input:focus {
    box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.1);
}

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

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

/* Animation classes */
.animate-fade-in {
    animation: fadeIn 0.8s ease forwards;
}

.animate-bounce-in {
    animation: bounceIn 0.8s ease forwards;
}

.animate-slide-up {
    animation: slideUp 0.6s ease forwards;
}

/* Animation delays */
.delay-200 { animation-delay: 0.2s; }
.delay-400 { animation-delay: 0.4s; }
.delay-600 { animation-delay: 0.6s; }
.delay-800 { animation-delay: 0.8s; }
.delay-1000 { animation-delay: 1s; }

/* Keyframes */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

@keyframes bounceIn {
    0% {
        opacity: 0;
        transform: scale(0.3);
    }
    50% {
        opacity: 1;
        transform: scale(1.05);
    }
    70% {
        transform: scale(0.95);
    }
    100% {
        opacity: 1;
        transform: scale(1);
    }
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Responsive design */
@media (max-width: 640px) {
    .auth-card {
        padding: var(--space-8) var(--space-6);
    }
    
    .social-auth {
        flex-direction: column;
    }
    
    .auth-title {
        font-size: var(--text-2xl);
    }
    
    .auth-subtitle {
        font-size: var(--text-base);
    }
    
    .form-options {
        flex-direction: column;
        gap: var(--space-3);
        align-items: flex-start;
    }
}

/* Header */
.auth-header {
    text-align: center;
    margin-bottom: var(--space-8);
    position: relative;
}

/* Enhanced auth header structure */
.auth-branding {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-4);
    margin-bottom: var(--space-6);
}

.auth-branding .logo-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-3);
}

.auth-branding .auth-badge {
    margin-bottom: 0;
}

.back-link {
    position: absolute;
    top: 0;
    left: 0;
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    color: var(--color-gray-400);
    font-size: var(--text-sm);
    transition: all var(--transition-base);
}

.back-link:hover {
    color: var(--color-primary);
    transform: translateX(-4px);
}

.auth-logo {
    display: inline-flex;
    align-items: center;
    gap: var(--space-3);
    margin-bottom: var(--space-4);
}

.auth-logo .logo-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-secondary);
    border-radius: var(--radius-xl);
    font-size: var(--text-2xl);
    font-weight: var(--font-bold);
    color: var(--color-white);
    box-shadow: 0 8px 32px rgba(0, 212, 255, 0.3);
}

.auth-logo .logo-text {
    font-size: var(--text-2xl);
    font-weight: var(--font-bold);
    color: var(--color-white);
}

.auth-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-2) var(--space-4);
    background: rgba(0, 212, 255, 0.1);
    border: 1px solid rgba(0, 212, 255, 0.3);
    border-radius: var(--radius-full);
    color: var(--color-primary);
    font-size: var(--text-sm);
    margin-bottom: var(--space-6);
}

.auth-title {
    font-size: var(--text-3xl);
    font-weight: var(--font-bold);
    color: var(--color-white);
    margin-bottom: var(--space-2);
}

.auth-subtitle {
    color: var(--color-gray-400);
    font-size: var(--text-base);
}

/* Tabs */
.auth-tabs {
    display: flex;
    gap: var(--space-2);
    margin-bottom: var(--space-6);
    background: rgba(255, 255, 255, 0.05);
    padding: var(--space-1);
    border-radius: var(--radius-xl);
}

.auth-tab {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-4);
    background: transparent;
    color: var(--color-gray-400);
    font-weight: var(--font-medium);
    border-radius: var(--radius-lg);
    transition: all var(--transition-base);
    cursor: pointer;
    border: none;
}

.auth-tab:hover {
    color: var(--color-white);
}

.auth-tab.active {
    background: rgba(0, 212, 255, 0.1);
    color: var(--color-primary);
    box-shadow: 0 4px 20px rgba(0, 212, 255, 0.2);
}

/* Form */
.auth-form {
    position: relative;
}

.form-group {
    margin-bottom: var(--space-6);
}

.form-label {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    color: var(--color-gray-300);
    font-size: var(--text-sm);
    font-weight: var(--font-medium);
    margin-bottom: var(--space-2);
}

.form-input {
    width: 100%;
    padding: var(--space-4);
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-lg);
    color: var(--color-white);
    font-size: var(--text-base);
    transition: all var(--transition-base);
}

.form-input::placeholder {
    color: var(--color-gray-500);
}

.form-input:focus {
    outline: none;
    background: rgba(255, 255, 255, 0.08);
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(0, 212, 255, 0.1);
}

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

.password-toggle {
    position: absolute;
    right: var(--space-4);
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: var(--color-gray-400);
    cursor: pointer;
    padding: var(--space-2);
    transition: all var(--transition-base);
}

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

/* Form Options */
.form-options {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--space-6);
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    color: var(--color-gray-300);
    font-size: var(--text-sm);
    cursor: pointer;
}

.checkbox-input {
    display: none;
}

.checkbox-custom {
    width: 20px;
    height: 20px;
    border: 2px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-md);
    position: relative;
    transition: all var(--transition-base);
}

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

.checkbox-input:checked + .checkbox-custom::after {
    content: '';
    position: absolute;
    top: 3px;
    left: 6px;
    width: 5px;
    height: 10px;
    border: solid white;
    border-width: 0 2px 2px 0;
    transform: rotate(45deg);
}

.forgot-link {
    color: var(--color-primary);
    font-size: var(--text-sm);
    transition: all var(--transition-base);
}

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

/* Auth Button */
.btn-auth {
    width: 100%;
    padding: var(--space-4) var(--space-6);
    background: var(--gradient-secondary);
    color: var(--color-white);
    font-weight: var(--font-semibold);
    border-radius: var(--radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-3);
    transition: all var(--transition-base);
    box-shadow: 0 8px 32px rgba(0, 212, 255, 0.3);
    position: relative;
    overflow: hidden;
    border: none;
    cursor: pointer;
}

.btn-auth::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s;
}

.btn-auth:hover::before {
    left: 100%;
}

.btn-auth:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 40px rgba(0, 212, 255, 0.5);
}

.btn-auth .arrow-right {
    margin-left: auto;
}

/* Divider */
.auth-divider {
    text-align: center;
    margin: var(--space-8) 0;
    position: relative;
}

.auth-divider span {
    background: rgba(24, 24, 24, 0.95);
    padding: 0 var(--space-4);
    color: var(--color-gray-500);
    font-size: var(--text-sm);
    position: relative;
}

.auth-divider::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 0;
    right: 0;
    height: 1px;
    background: rgba(255, 255, 255, 0.1);
}

/* Social Auth */
.social-auth {
    display: flex;
    gap: var(--space-4);
    margin-bottom: var(--space-6);
}

.social-btn {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: var(--space-3);
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-lg);
    color: var(--color-gray-300);
    font-weight: var(--font-medium);
    transition: all var(--transition-base);
    cursor: pointer;
}

.social-btn:hover {
    background: rgba(255, 255, 255, 0.08);
    transform: translateY(-2px);
}

.social-btn.google {
    background: linear-gradient(180deg, rgba(255,255,255,0.06), rgba(255,255,255,0.02));
    border-color: rgba(66, 133, 244, 0.35);
}

.social-btn.google svg {
    background: #fff;
    border-radius: 50%;
    padding: 2px;
}

.social-btn.google:hover {
    background: linear-gradient(180deg, rgba(255,255,255,0.1), rgba(255,255,255,0.03));
    border-color: rgba(66, 133, 244, 0.7);
    box-shadow: 0 6px 28px rgba(66, 133, 244, 0.35);
    transform: translateY(-1px);
}

.social-btn.google:active {
    transform: translateY(0);
    box-shadow: 0 2px 12px rgba(66, 133, 244, 0.25);
}

.social-btn.google:focus-visible {
    outline: none;
    box-shadow: 0 0 0 3px rgba(66,133,244,0.35), 0 6px 28px rgba(66, 133, 244, 0.35);
    border-color: rgba(66, 133, 244, 0.85);
}

.social-btn.google span {
    letter-spacing: 0.1px;
}

.social-btn.github:hover {
    border-color: var(--color-white);
    box-shadow: 0 4px 20px rgba(255, 255, 255, 0.2);
}

/* Footer */
.auth-footer {
    text-align: center;
    color: var(--color-gray-500);
    font-size: var(--text-xs);
}

.auth-footer a {
    color: var(--color-primary);
    text-decoration: underline;
}

/* Trusted Badge */
.auth-trusted {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    margin-top: var(--space-8);
    padding-top: var(--space-8);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--color-gray-400);
    font-size: var(--text-sm);
}

.auth-trusted svg {
    color: var(--color-primary);
}

/* Features */
.auth-features {
    display: flex;
    justify-content: center;
    gap: var(--space-6);
    margin-top: var(--space-4);
}

.feature-item {
    color: var(--color-gray-500);
    font-size: var(--text-xs);
    position: relative;
}

.feature-item:not(:last-child)::after {
    content: '•';
    position: absolute;
    right: calc(var(--space-6) / -2);
    transform: translateX(50%);
}

/* Form Validation Styles */
.form-group {
    position: relative;
}

.form-input.valid {
    border-color: #10b981;
    background: rgba(16, 185, 129, 0.05);
}

.form-input.error {
    border-color: #ef4444;
    background: rgba(239, 68, 68, 0.05);
}

.form-input.warning {
    border-color: #f59e0b;
    background: rgba(245, 158, 11, 0.05);
}

.validation-message {
    display: none;
    font-size: var(--text-sm);
    margin-top: var(--space-2);
    padding: var(--space-2) var(--space-3);
    border-radius: var(--radius-md);
}

.validation-message.success {
    color: #10b981;
    background: rgba(16, 185, 129, 0.1);
    border: 1px solid rgba(16, 185, 129, 0.2);
    display: block;
}

.validation-message.error {
    color: #ef4444;
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.2);
    display: block;
}

.validation-message.warning {
    color: #f59e0b;
    background: rgba(245, 158, 11, 0.1);
    border: 1px solid rgba(245, 158, 11, 0.2);
    display: block;
}

/* Password Strength Meter */
.password-strength {
    margin-top: var(--space-2);
    display: none;
}

.password-strength.show {
    display: block;
}

.strength-meter {
    height: 4px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-sm);
    overflow: hidden;
    margin-bottom: var(--space-2);
}

.strength-fill {
    height: 100%;
    width: 0%;
    transition: all var(--transition-base);
    border-radius: var(--radius-sm);
}

.strength-fill.weak {
    width: 25%;
    background: #ef4444;
}

.strength-fill.fair {
    width: 50%;
    background: #f59e0b;
}

.strength-fill.good {
    width: 75%;
    background: #3b82f6;
}

.strength-fill.strong {
    width: 100%;
    background: #10b981;
}

.strength-text {
    font-size: var(--text-xs);
    color: var(--color-gray-400);
}

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

.strength-text.fair {
    color: #f59e0b;
}

.strength-text.good {
    color: #3b82f6;
}

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

/* Loading State */
.form-input.loading {
    background: rgba(255, 255, 255, 0.08);
    position: relative;
}

.form-input.loading::after {
    content: '';
    position: absolute;
    top: 50%;
    right: var(--space-4);
    width: 16px;
    height: 16px;
    margin-top: -8px;
    border: 2px solid rgba(0, 212, 255, 0.3);
    border-radius: 50%;
    border-top-color: var(--color-primary);
    animation: spin 1s linear infinite;
}

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

/* Validation Icons */
.validation-icon {
    position: absolute;
    right: var(--space-4);
    top: 50%;
    transform: translateY(-50%);
    width: 20px;
    height: 20px;
    pointer-events: none;
    display: none;
}

.form-group.valid .validation-icon.success {
    display: block;
    color: #10b981;
}

.form-group.error .validation-icon.error {
    display: block;
    color: #ef4444;
}

.form-group.warning .validation-icon.warning {
    display: block;
    color: #f59e0b;
}

/* Password field adjustments for validation icons */
.password-input-wrapper .validation-icon {
    right: calc(var(--space-4) + 40px);
}

/* Responsive */
@media (max-width: 640px) {
    .auth-box {
        padding: var(--space-8) var(--space-6);
    }
    
    .auth-title {
        font-size: var(--text-2xl);
    }
    
    .social-auth {
        flex-direction: column;
    }
    
    .auth-features {
        flex-direction: column;
        gap: var(--space-2);
        text-align: center;
    }
    
    .feature-item::after {
        display: none;
    }
}