/* ===== Auth Page Styles ===== */

:root {
    --primary: #667eea;
    --primary-dark: #5a6fd6;
    --secondary: #764ba2;
    --success: #10b981;
    --danger: #ef4444;
    --gray-50: #f9fafb;
    --gray-100: #f3f4f6;
    --gray-200: #e5e7eb;
    --gray-300: #d1d5db;
    --gray-400: #9ca3af;
    --gray-500: #6b7280;
    --gray-600: #4b5563;
    --gray-700: #374151;
    --gray-800: #1f2937;
    --gray-900: #111827;
    --gradient-primary: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --radius-sm: 6px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: var(--font-sans);
    line-height: 1.6;
    color: var(--gray-800);
    background: var(--gray-50);
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
}

a {
    color: var(--primary);
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}

/* ===== Auth Container ===== */
.auth-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    min-height: 100vh;
}

/* ===== Left Side - Branding ===== */
.auth-branding {
    background: var(--gradient-primary);
    padding: 60px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

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

.logo {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 24px;
    font-weight: 700;
    color: white;
    text-decoration: none;
    margin-bottom: 48px;
}

.logo-icon {
    font-size: 28px;
}

.logo-accent {
    opacity: 0.9;
}

.auth-branding h1 {
    font-size: clamp(32px, 4vw, 44px);
    font-weight: 700;
    color: white;
    line-height: 1.2;
    margin-bottom: 16px;
}

.auth-branding p {
    font-size: 18px;
    color: rgba(255, 255, 255, 0.85);
    margin-bottom: 40px;
}

.branding-features {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.brand-feature {
    display: flex;
    align-items: center;
    gap: 12px;
    color: white;
    font-size: 15px;
}

.feature-check {
    width: 24px;
    height: 24px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
}

/* Floating Card Visual */
.branding-visual {
    position: absolute;
    right: -50px;
    bottom: 60px;
    opacity: 0.15;
}

.floating-card {
    width: 280px;
    height: 180px;
    background: white;
    border-radius: 20px;
    padding: 24px;
    transform: rotate(-15deg);
}

.mini-card-header {
    width: 60%;
    height: 8px;
    background: var(--gray-300);
    border-radius: 4px;
    margin-bottom: 20px;
}

.mini-card-avatar {
    width: 50px;
    height: 50px;
    background: var(--gray-200);
    border-radius: 50%;
    margin-bottom: 16px;
}

.mini-card-lines .line {
    height: 8px;
    background: var(--gray-200);
    border-radius: 4px;
    margin-bottom: 8px;
}

.mini-card-lines .line.short {
    width: 60%;
}

/* ===== Right Side - Form ===== */
.auth-form-container {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 40px;
    background: white;
}

.auth-form-wrapper {
    width: 100%;
    max-width: 420px;
}

/* ===== Tabs ===== */
.auth-tabs {
    display: flex;
    background: var(--gray-100);
    border-radius: var(--radius-md);
    padding: 4px;
    margin-bottom: 32px;
}

.auth-tab {
    flex: 1;
    padding: 12px;
    font-size: 15px;
    font-weight: 600;
    color: var(--gray-500);
    background: transparent;
    border: none;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: var(--transition);
}

.auth-tab.active {
    background: white;
    color: var(--gray-900);
    box-shadow: var(--shadow-sm);
}

.auth-tab:hover:not(.active) {
    color: var(--gray-700);
}

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

.auth-form.active {
    display: block;
}

/* Social Buttons */
.social-auth {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.social-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    width: 100%;
    padding: 12px;
    font-size: 15px;
    font-weight: 500;
    color: var(--gray-700);
    background: white;
    border: 2px solid var(--gray-200);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: var(--transition);
}

.social-btn:hover {
    background: var(--gray-50);
    border-color: var(--gray-300);
}

.social-btn.google:hover {
    border-color: #4285F4;
}

.social-btn.linkedin:hover {
    border-color: #0A66C2;
}

/* Divider */
.divider {
    display: flex;
    align-items: center;
    margin: 24px 0;
}

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

.divider span {
    padding: 0 16px;
    font-size: 13px;
    color: var(--gray-400);
    text-transform: uppercase;
}

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

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

.form-group label {
    display: block;
    font-size: 14px;
    font-weight: 500;
    color: var(--gray-700);
    margin-bottom: 6px;
}

.form-group input {
    width: 100%;
    padding: 12px 16px;
    font-size: 15px;
    font-family: inherit;
    color: var(--gray-900);
    background: var(--gray-50);
    border: 2px solid var(--gray-200);
    border-radius: var(--radius-md);
    transition: var(--transition);
}

.form-group input:focus {
    outline: none;
    border-color: var(--primary);
    background: white;
}

.form-group input::placeholder {
    color: var(--gray-400);
}

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

.password-input input {
    padding-right: 48px;
}

.toggle-password {
    position: absolute;
    right: 12px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    cursor: pointer;
    color: var(--gray-400);
    padding: 4px;
}

.toggle-password:hover {
    color: var(--gray-600);
}

/* Password Strength */
.password-strength {
    display: flex;
    gap: 4px;
    margin-top: 8px;
}

.password-strength .bar {
    flex: 1;
    height: 4px;
    background: var(--gray-200);
    border-radius: 2px;
    transition: var(--transition);
}

.password-strength.weak .bar:nth-child(1) {
    background: var(--danger);
}

.password-strength.medium .bar:nth-child(-n+2) {
    background: #f59e0b;
}

.password-strength.strong .bar:nth-child(-n+3) {
    background: var(--success);
}

.password-strength.very-strong .bar {
    background: var(--success);
}

/* Form Options */
.form-options {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 24px;
}

.checkbox-label {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    font-size: 14px;
    color: var(--gray-600);
    cursor: pointer;
}

.checkbox-label input {
    display: none;
}

.checkmark {
    width: 18px;
    height: 18px;
    border: 2px solid var(--gray-300);
    border-radius: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
    flex-shrink: 0;
    margin-top: 2px;
}

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

.checkbox-label input:checked+.checkmark::after {
    content: '✓';
    color: white;
    font-size: 12px;
}

.forgot-link {
    font-size: 14px;
    color: var(--primary);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 24px;
    font-size: 15px;
    font-weight: 600;
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: var(--transition);
    font-family: inherit;
}

.btn-primary {
    background: var(--gradient-primary);
    color: white;
    box-shadow: 0 4px 14px rgba(102, 126, 234, 0.4);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(102, 126, 234, 0.5);
}

.btn-block {
    width: 100%;
}

/* Auth Footer */
.auth-footer {
    text-align: center;
    margin-top: 24px;
    font-size: 14px;
    color: var(--gray-500);
}

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

/* Forgot Password */
.forgot-header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 16px;
}

.back-btn {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gray-100);
    border: none;
    border-radius: var(--radius-sm);
    cursor: pointer;
    color: var(--gray-600);
    transition: var(--transition);
}

.back-btn:hover {
    background: var(--gray-200);
}

.forgot-header h2 {
    font-size: 20px;
    font-weight: 600;
    color: var(--gray-900);
}

.forgot-desc {
    font-size: 14px;
    color: var(--gray-500);
    margin-bottom: 24px;
}

/* ===== Toast ===== */
.toast-container {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 9999;
}

.toast {
    padding: 14px 20px;
    border-radius: var(--radius-md);
    font-size: 14px;
    font-weight: 500;
    box-shadow: var(--shadow-lg);
    margin-bottom: 10px;
    opacity: 0;
    transform: translateX(100px);
    transition: var(--transition);
}

.toast.show {
    opacity: 1;
    transform: translateX(0);
}

.toast-success {
    background: var(--success);
    color: white;
}

.toast-error {
    background: var(--danger);
    color: white;
}

/* ===== Responsive ===== */
@media (max-width: 1024px) {
    .auth-container {
        grid-template-columns: 1fr;
    }

    .auth-branding {
        display: none;
    }

    .auth-form-container {
        padding: 24px;
    }
}

@media (max-width: 480px) {
    .form-row {
        grid-template-columns: 1fr;
    }

    .form-options {
        flex-direction: column;
        gap: 12px;
        align-items: flex-start;
    }
}