:root {
    --auth-bg: #0f172a;
    --auth-card-bg: rgba(30, 41, 59, 0.9);
    --auth-border: rgba(255, 255, 255, 0.1);
    --text-primary: #ffffff;
    --text-secondary: #94a3b8;
    --accent-blue: #6366f1;
    --accent-purple: #8b5cf6;
    --input-bg: rgba(255, 255, 255, 0.1);
    --input-border: rgba(255, 255, 255, 0.2);
    --input-focus: rgba(99, 102, 241, 0.3);
}

/* Auth page now uses main page layout - remove old body styles */

/* Auth Section (replaces auth-container) */
.auth-section {
    min-height: calc(70vh - 200px);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1rem;
    max-width: 750px;
    margin: 0 auto;
    position: relative;
    z-index: 10;
}

.auth-card {
    background: var(--auth-card-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--auth-border);
    border-radius: 24px;
    padding: 50px;
    width: 100%;
    animation: slideUp 0.6s ease-out;
}

@keyframes slideUp {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

/* Header */
.auth-header {
    text-align: center;
    margin-bottom: 32px;
}

.auth-header h1 {
    color: var(--text-primary);
    font-size: 2.2rem;
    font-weight: 700;
    margin-bottom: 8px;
    background: linear-gradient(135deg, var(--accent-blue), var(--accent-purple));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.auth-header p {
    color: var(--text-secondary);
    font-size: 1rem;
    line-height: 1.5;
}

/* Tabs */
.auth-tabs {
    display: flex;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 16px;
    padding: 4px;
    margin-bottom: 32px;
    gap: 4px;
}

.tab-btn {
    flex: 1;
    background: transparent;
    border: none;
    color: var(--text-secondary);
    font-size: 0.95rem;
    font-weight: 600;
    padding: 12px 24px;
    border-radius: 12px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.tab-btn.active {
    background: linear-gradient(135deg, var(--accent-blue), var(--accent-purple));
    color: white;
}

.tab-btn:hover:not(.active) {
    background: rgba(255, 255, 255, 0.1);
    color: var(--text-primary);
}

/* Forms */
.auth-form {
    display: none;
}

.auth-form.active {
    display: block;
    animation: fadeIn 0.4s ease-out;
}

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

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    margin-bottom: 20px;
}

.form-group {
    position: relative;
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    color: var(--text-primary);
    font-weight: 600;
    margin-bottom: 8px;
    font-size: 0.9rem;
}

.form-group input {
    width: 100%;
    background: var(--input-bg);
    border: 1px solid var(--input-border);
    border-radius: 12px;
    padding: 12px 14px 12px 45px;
    color: var(--text-primary);
    font-size: 0.95rem;
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.form-group input:focus {
    outline: none;
    border-color: var(--accent-blue);
    background: rgba(255, 255, 255, 0.15);
}

.form-group input::placeholder {
    color: var(--text-secondary);
}

.form-icon {
    position: absolute;
    left: 16px;
    top: 38px;
    color: var(--text-secondary);
    font-size: 1rem;
    pointer-events: none;
}

/* Auth Button */
.auth-btn {
    width: 100%;
    background: linear-gradient(135deg, var(--accent-blue), var(--accent-purple));
    border: none;
    border-radius: 12px;
    padding: 16px;
    color: white;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    margin-top: 8px;
}

.auth-btn:hover {
    opacity: 0.8;
}

.auth-btn:active {
    transform: translateY(0);
}

/* Auth Links */
.auth-links {
    text-align: center;
    margin-top: 24px;
}

.auth-links a {
    color: var(--accent-blue);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.9rem;
    transition: color 0.3s ease;
}

.auth-links a:hover {
    color: var(--accent-purple);
}

/* Verification Modal */
.verification-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 9999;
    display: none;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.verification-modal.show {
    display: flex;
    opacity: 1;
}

.verification-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
}

.verification-content {
    position: relative;
    background: var(--auth-card-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--auth-border);
    border-radius: 24px;
    padding: 40px;
    width: 90%;
    max-width: 500px;
    animation: modalSlideIn 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

@keyframes modalSlideIn {
    0% {
        opacity: 0;
    }
    100% {
        opacity: 1;
    }
}

.verification-header {
    text-align: center;
    margin-bottom: 32px;
}

.verification-header h2 {
    color: var(--text-primary);
    font-size: 1.7rem;
    font-weight: 700;
    margin-bottom: 8px;
}

.verification-header p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.5;
}

/* Code Inputs */
.code-inputs {
    display: flex;
    justify-content: center;
    gap: 12px;
    margin-bottom: 32px;
}

.code-input {
    width: 60px;
    height: 60px;
    background: var(--input-bg);
    border: 2px solid var(--input-border);
    border-radius: 12px;
    text-align: center;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.code-input:focus {
    outline: none;
    border-color: var(--accent-blue);
    background: rgba(255, 255, 255, 0.15);
}

.code-input.filled {
    border-color: var(--accent-blue);
    background: rgba(99, 102, 241, 0.1);
}

/* Verify Button */
.verify-btn {
    width: 100%;
    background: linear-gradient(135deg, var(--accent-blue), var(--accent-purple));
    border: none;
    border-radius: 12px;
    padding: 16px;
    color: white;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    margin-bottom: 24px;
}

.verify-btn:hover {
    opacity: 0.8;
}

.verify-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

/* Resend Section */
.resend-section {
    text-align: center;
}

.resend-section p {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.resend-section a {
    color: var(--accent-blue);
    text-decoration: none;
    font-weight: 600;
    transition: color 0.3s ease;
}

.resend-section a:hover {
    color: var(--accent-purple);
}

/* Mobile Responsive */
@media (max-width: 768px) {
    .auth-card {
        padding: 24px;
        margin: 10px;
    }
    
    .auth-header h1 {
        font-size: 2rem;
    }
    
    .form-row {
        grid-template-columns: 1fr;
        gap: 0;
    }
    
    .code-inputs {
        gap: 8px;
    }
    
    .code-input {
        width: 50px;
        height: 50px;
        font-size: 1.3rem;
    }
    
    .verification-content {
        padding: 24px;
        margin: 20px;
    }
}

@media (max-width: 480px) {
    .auth-header h1 {
        font-size: 1.8rem;
    }
    
    .auth-header p {
        font-size: 1rem;
    }
    
    .code-input {
        width: 45px;
        height: 45px;
        font-size: 1.2rem;
    }
}

/* Loading Animation */
.loading {
    position: relative;
    pointer-events: none;
}

.loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 20px;
    height: 20px;
    border: 2px solid transparent;
    border-top: 2px solid white;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: translate(-50%, -50%) rotate(0deg); }
    100% { transform: translate(-50%, -50%) rotate(360deg); }
}

/* Success Animation */
.success {
    background: linear-gradient(135deg, #10b981, #059669) !important;
}

.error {
    background: linear-gradient(135deg, #ef4444, #dc2626) !important;
    animation: shake 0.5s ease-in-out;
}

@keyframes shake {
    0%, 100% { transform: translateX(0); }
}

/* Forgot Password Modal */
.forgot-step {
    display: none;
}

.forgot-step.active {
    display: block;
    animation: fadeIn 0.4s ease-out;
}

.forgot-code-input {
    width: 60px;
    height: 60px;
    background: var(--input-bg);
    border: 2px solid var(--input-border);
    border-radius: 12px;
    text-align: center;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.forgot-code-input:focus {
    outline: none;
    border-color: var(--accent-blue);
    background: rgba(255, 255, 255, 0.15);
}

.forgot-code-input.filled {
    border-color: var(--accent-blue);
    background: rgba(99, 102, 241, 0.1);
}

.settings-close {
    position: absolute;
    top: 20px;
    right: 20px;
    background: transparent;
    border: none;
    color: var(--text-secondary);
    font-size: 1.5rem;
    cursor: pointer;
    transition: all 0.3s ease;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
}

.settings-close:hover {
    color: var(--text-primary);
    background: rgba(255, 255, 255, 0.1);
}