/* ==================== Auth Container ==================== */
.auth-container {
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-md);
    position: relative;
    overflow: hidden;
}

/* ==================== Animated Background ==================== */
.auth-background {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--bg-darker);
    z-index: -1;
    overflow: hidden;
}

.gradient-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.5;
    animation: float 20s infinite ease-in-out;
}

.orb-1 {
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, var(--primary) 0%, transparent 70%);
    top: -200px;
    right: -100px;
    animation-delay: 0s;
}

.orb-2 {
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, var(--primary-dark) 0%, transparent 70%);
    bottom: -100px;
    left: -100px;
    animation-delay: -5s;
}

.orb-3 {
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, var(--info) 0%, transparent 70%);
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    animation-delay: -10s;
    opacity: 0.3;
}

@keyframes float {
    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, -20px) scale(1.02);
    }
}

/* ==================== Auth Card ==================== */
.auth-card {
    width: 100%;
    max-width: 400px;
    background: rgba(17, 24, 39, 0.8);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    padding: var(--spacing-lg) var(--spacing-xl);
    box-shadow: var(--shadow-xl);
    max-height: 95vh;
    overflow-y: auto;
}

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

.auth-header .logo {
    justify-content: center;
    margin-bottom: var(--spacing-sm);
}

.auth-header .logo-img {
    height: 40px;
    width: auto;
}

.auth-header h1 {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-xs);
}

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

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

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

.auth-form .form-group label {
    margin-bottom: 4px;
    font-size: 0.8125rem;
}

.input-wrapper {
    position: relative;
    display: flex;
    align-items: center;
    overflow: visible;
}

.input-wrapper > i {
    position: absolute;
    left: var(--spacing-sm);
    color: var(--text-muted);
    font-size: 0.875rem;
    transition: color var(--transition-fast);
    z-index: 1;
}

.input-wrapper input {
    width: 100%;
    padding: var(--spacing-sm) var(--spacing-md);
    padding-left: 36px;
    font-family: var(--font-family);
    font-size: 0.875rem;
    color: var(--text-primary);
    background: var(--bg-input);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
    position: relative;
    z-index: 0;
}

.input-wrapper:has(.toggle-password) input {
    padding-right: 44px;
}

.input-wrapper input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px var(--primary-glow);
}

.input-wrapper input:focus + i,
.input-wrapper:focus-within > i:first-of-type {
    color: var(--primary);
}

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

.toggle-password {
    position: absolute;
    right: 10px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    padding: 4px;
    line-height: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: color var(--transition-fast);
    font-size: 0.875rem;
    z-index: 1;
}

.toggle-password i {
    position: static;
    left: auto;
    color: inherit;
}

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

/* Smaller buttons for auth */
.auth-form .btn {
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: 0.875rem;
}

/* ==================== Form Options ==================== */
.form-options {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--spacing-sm);
    font-size: 0.8125rem;
}

.checkbox-wrapper {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    cursor: pointer;
    color: var(--text-secondary);
}

.checkbox-wrapper input[type="checkbox"] {
    display: none;
}

.checkmark {
    width: 18px;
    height: 18px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-fast);
}

.checkbox-wrapper input[type="checkbox"]:checked + .checkmark {
    background: var(--primary);
    border-color: var(--primary);
}

.checkbox-wrapper input[type="checkbox"]:checked + .checkmark::after {
    content: '✓';
    color: var(--bg-dark);
    font-size: 0.75rem;
    font-weight: 700;
}

.forgot-link {
    color: var(--primary);
    font-size: 0.875rem;
}

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

/* ==================== Auth Divider ==================== */
.auth-divider {
    display: flex;
    align-items: center;
    margin: var(--spacing-sm) 0;
}

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

.auth-divider span {
    padding: 0 var(--spacing-sm);
    color: var(--text-muted);
    font-size: 0.75rem;
}

/* ==================== Social Buttons ==================== */
.social-buttons {
    display: flex;
    gap: var(--spacing-sm);
}

.social-buttons .btn {
    padding: var(--spacing-xs) var(--spacing-md);
    font-size: 0.8125rem;
}

.btn-google:hover {
    border-color: #DB4437;
    color: #DB4437;
}

.btn-github:hover {
    border-color: #fff;
    color: #fff;
}

/* ==================== Auth Footer ==================== */
.auth-footer {
    text-align: center;
    margin-top: var(--spacing-md);
}

.auth-footer p {
    color: var(--text-secondary);
    font-size: 0.8125rem;
}

.auth-footer a {
    color: var(--primary);
    font-weight: 500;
}

/* ==================== Error Pages ==================== */
.error-card {
    text-align: center;
}

.error-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto var(--spacing-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(245, 158, 11, 0.1);
    border-radius: 50%;
}

.error-icon i {
    font-size: 2rem;
    color: var(--warning);
}

.error-icon.error {
    background: rgba(239, 68, 68, 0.1);
}

.error-icon.error i {
    color: var(--error);
}

.error-card h1 {
    font-size: 4rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: var(--spacing-sm);
}

.error-card h2 {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-md);
}

.error-card p {
    margin-bottom: var(--spacing-xl);
}

/* ==================== Light Theme ==================== */
[data-theme="light"] .auth-background {
    background: #F3F4F6;
}

[data-theme="light"] .auth-card {
    background: rgba(255, 255, 255, 0.85);
    border-color: var(--border-color);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.08);
}

[data-theme="light"] .gradient-orb.orb-1 {
    opacity: 0.3;
}

[data-theme="light"] .gradient-orb.orb-2 {
    opacity: 0.25;
}

[data-theme="light"] .gradient-orb.orb-3 {
    opacity: 0.15;
}

[data-theme="light"] .input-wrapper input {
    background: #FFFFFF;
    border-color: var(--border-color);
    color: var(--text-primary);
}

[data-theme="light"] .input-wrapper input:focus {
    background: #FFFFFF;
}

[data-theme="light"] .checkmark {
    background: #FFFFFF;
    border-color: var(--border-light);
}

[data-theme="light"] .checkbox-wrapper input[type="checkbox"]:checked + .checkmark::after {
    color: #FFFFFF;
}

[data-theme="light"] .btn-social {
    background: #FFFFFF;
    border-color: var(--border-color);
    color: var(--text-primary);
}

[data-theme="light"] .btn-social:hover {
    background: var(--bg-card-hover);
}

[data-theme="light"] .btn-github:hover {
    border-color: #333;
    color: #333;
}

/* ==================== Responsive ==================== */
@media (max-width: 480px) {
    .auth-card {
        padding: var(--spacing-xl);
    }

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

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

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

    .checkbox-wrapper {
        font-size: 0.8125rem;
    }
}