/**
 * PFAD: /css/auth.css
 * Version: 1.1.0
 * Styles für Login, Register, Verify etc.
 * NEU: readonly-Style, field-hint
 */

:root {
    --color-primary: #6200EE;
    --color-primary-light: #7C4DFF;
    --color-primary-bg: rgba(98, 0, 238, 0.08);
    --color-success: #4CAF50;
    --color-success-bg: rgba(76, 175, 80, 0.1);
    --color-warning: #FF9800;
    --color-warning-bg: rgba(255, 152, 0, 0.1);
    --color-error: #E53935;
    --color-error-bg: rgba(229, 57, 53, 0.1);
    
    --text-primary: #1a1a1a;
    --text-secondary: #666;
    --text-tertiary: #999;
    
    --bg-primary: #f5f5f7;
    --bg-secondary: #ffffff;
    --border-color: #e0e0e0;
    
    --shadow-soft: 0 4px 20px rgba(0, 0, 0, 0.06);
    --shadow-card: 0 8px 32px rgba(98, 0, 238, 0.08);
    --shadow-input: 0 2px 8px rgba(0, 0, 0, 0.04);
    
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: linear-gradient(180deg, var(--bg-primary) 0%, #ede7f6 100%);
    min-height: 100vh;
    color: var(--text-primary);
    line-height: 1.5;
}

/* Container */
.auth-container {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 40px 20px;
}

/* Logo */
.auth-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    margin-bottom: 32px;
}

.logo-icon {
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: 24px;
    font-weight: 700;
    box-shadow: 0 4px 16px rgba(98, 0, 238, 0.3);
}

.logo-text {
    font-size: 28px;
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: -0.5px;
}

/* Auth Card */
.auth-card {
    width: 100%;
    max-width: 420px;
    background: var(--bg-secondary);
    border-radius: var(--radius-xl);
    padding: 40px 32px;
    box-shadow: var(--shadow-card);
}

.auth-card h1 {
    font-size: 26px;
    font-weight: 700;
    text-align: center;
    margin-bottom: 8px;
    letter-spacing: -0.5px;
}

.auth-subtitle {
    text-align: center;
    color: var(--text-secondary);
    font-size: 15px;
    margin-bottom: 28px;
}

/* Invite Banner */
.invite-banner {
    display: flex;
    align-items: center;
    gap: 14px;
    background: linear-gradient(135deg, rgba(98, 0, 238, 0.1), rgba(124, 77, 255, 0.1));
    border: 1px solid rgba(98, 0, 238, 0.2);
    border-radius: var(--radius-md);
    padding: 14px 16px;
    margin-bottom: 24px;
}

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

.invite-text {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.invite-text strong {
    font-size: 14px;
    color: var(--text-primary);
}

.invite-text span {
    font-size: 13px;
    color: var(--color-primary);
    font-weight: 500;
}

/* Messages */
.error-message {
    background: var(--color-error-bg);
    color: var(--color-error);
    padding: 14px 16px;
    border-radius: var(--radius-md);
    font-size: 14px;
    margin-bottom: 20px;
    text-align: center;
}

.error-message a {
    color: var(--color-error);
    font-weight: 600;
}

.success-message {
    background: var(--color-success-bg);
    color: var(--color-success);
    padding: 14px 16px;
    border-radius: var(--radius-md);
    font-size: 14px;
    margin-bottom: 20px;
    text-align: center;
}

/* Form */
.auth-form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.form-group label {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-primary);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.forgot-link {
    font-size: 13px;
    font-weight: 500;
    color: var(--color-primary);
    text-decoration: none;
}

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

.form-group input[type="text"],
.form-group input[type="email"],
.form-group input[type="password"] {
    width: 100%;
    padding: 14px 16px;
    border: 1.5px solid var(--border-color);
    border-radius: var(--radius-md);
    font-size: 16px;
    color: var(--text-primary);
    background: var(--bg-secondary);
    transition: border-color 0.2s, box-shadow 0.2s;
    outline: none;
}

.form-group input:focus {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(98, 0, 238, 0.1);
}

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

.form-group input[readonly] {
    background: var(--bg-primary);
    color: var(--text-secondary);
    cursor: not-allowed;
}

.field-hint {
    display: block;
    margin-top: 6px;
    font-size: 12px;
    color: var(--color-primary);
}

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

.password-wrapper input {
    padding-right: 50px;
}

.toggle-password {
    position: absolute;
    right: 14px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    font-size: 18px;
    cursor: pointer;
    padding: 4px;
    opacity: 0.6;
    transition: opacity 0.2s;
}

.toggle-password:hover {
    opacity: 1;
}

/* Checkbox */
.checkbox-group {
    flex-direction: row !important;
}

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

.checkbox-label input[type="checkbox"] {
    width: 18px;
    height: 18px;
    accent-color: var(--color-primary);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 14px 28px;
    border-radius: 50px;
    font-size: 16px;
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    border: none;
    transition: all 0.2s;
}

.btn-primary {
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
    color: #fff;
    box-shadow: 0 4px 16px rgba(98, 0, 238, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 24px rgba(98, 0, 238, 0.4);
}

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

.btn-secondary {
    background: var(--bg-primary);
    color: var(--text-primary);
    box-shadow: var(--shadow-soft);
}

.btn-secondary:hover {
    background: #eee;
}

/* Legal Note */
.legal-note {
    font-size: 12px;
    color: var(--text-tertiary);
    text-align: center;
    margin-top: 8px;
}

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

.legal-note a:hover {
    text-decoration: underline;
}

/* Divider */
.auth-divider {
    display: flex;
    align-items: center;
    margin: 28px 0;
}

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

.auth-divider span {
    padding: 0 16px;
    font-size: 13px;
    color: var(--text-tertiary);
}

/* Auth Footer */
.auth-footer {
    text-align: center;
    font-size: 14px;
    color: var(--text-secondary);
}

.auth-footer a {
    color: var(--color-primary);
    font-weight: 600;
    text-decoration: none;
}

.auth-footer a:hover {
    text-decoration: underline;
}

/* Features Preview */
.auth-features {
    display: flex;
    justify-content: center;
    gap: 24px;
    margin-top: 40px;
    flex-wrap: wrap;
}

.feature {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 16px;
    background: rgba(255, 255, 255, 0.6);
    border-radius: 50px;
    font-size: 13px;
    color: var(--text-secondary);
}

.feature-icon {
    font-size: 16px;
}

/* Success Card (After Registration) */
.success-card {
    text-align: center;
}

.success-card .success-icon {
    font-size: 64px;
    margin-bottom: 20px;
}

.success-card h1 {
    margin-bottom: 16px;
}

.success-card p {
    color: var(--text-secondary);
    margin-bottom: 12px;
}

.success-card strong {
    color: var(--text-primary);
}

.email-hint {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    background: var(--color-primary-bg);
    border-radius: var(--radius-md);
    padding: 14px 16px;
    margin: 24px 0;
    text-align: left;
}

.hint-icon {
    font-size: 18px;
    flex-shrink: 0;
}

.email-hint span {
    font-size: 13px;
    color: var(--text-secondary);
}

.email-hint a {
    color: var(--color-primary);
    font-weight: 500;
}

/* Verify Card */
.verify-card {
    text-align: center;
}

.verify-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 24px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 40px;
}

.verify-icon.success {
    background: var(--color-success-bg);
    color: var(--color-success);
}

.verify-icon.info {
    background: var(--color-primary-bg);
    color: var(--color-primary);
}

.verify-icon.warning {
    background: var(--color-warning-bg);
    color: var(--color-warning);
}

.verify-icon.error {
    background: var(--color-error-bg);
    color: var(--color-error);
}

.verify-card p {
    color: var(--text-secondary);
    margin-bottom: 12px;
}

.verify-card .btn {
    margin-top: 20px;
}

.verify-actions {
    display: flex;
    gap: 12px;
    justify-content: center;
    margin-top: 24px;
    flex-wrap: wrap;
}

/* Success Icon Large */
.success-icon-large {
    font-size: 64px;
    text-align: center;
    margin-bottom: 20px;
}

.hint {
    font-size: 13px;
    color: var(--text-tertiary);
}

/* Dark Mode */
@media (prefers-color-scheme: dark) {
    :root {
        --text-primary: #f5f5f5;
        --text-secondary: #aaa;
        --text-tertiary: #777;
        --bg-primary: #121212;
        --bg-secondary: #1e1e1e;
        --border-color: #333;
        --color-primary-bg: rgba(124, 77, 255, 0.15);
    }
    
    body {
        background: linear-gradient(180deg, #121212 0%, #1a1a2e 100%);
    }
    
    .logo-text {
        color: var(--text-primary);
    }
    
    .auth-card {
        box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
    }
    
    .form-group input {
        background: #2a2a2a;
        border-color: #444;
    }
    
    .form-group input:focus {
        border-color: var(--color-primary-light);
    }
    
    .feature {
        background: rgba(30, 30, 30, 0.8);
    }
    
    .btn-secondary {
        background: #2a2a2a;
        color: var(--text-primary);
    }
    
    .btn-secondary:hover {
        background: #333;
    }
}

/* Mobile Responsive */
@media (max-width: 480px) {
    .auth-container {
        padding: 24px 16px;
    }
    
    .auth-card {
        padding: 32px 24px;
        border-radius: var(--radius-lg);
    }
    
    .auth-card h1 {
        font-size: 24px;
    }
    
    .auth-features {
        flex-direction: column;
        align-items: center;
        gap: 12px;
    }
    
    .verify-actions {
        flex-direction: column;
    }
    
    .verify-actions .btn {
        width: 100%;
    }
}