/* =====================================================
   steuererklaerung.jetzt - Theme V1.04
   Farbschema basierend auf MAXTAX Design
   ===================================================== */

:root {
    /* ===== NEUE FARBPALETTE ===== */
    
    /* Header & Navigation */
    --color-header: #3C8687;
    --color-header-text: #FFFFFF;
    --color-header-hover: #2D6A6B;
    
    /* Seiten-Hintergrund */
    --color-bg-page: #F3FAF2;
    --color-bg-page-alt: #E8F5E9;
    
    /* Masken / Cards */
    --color-mask-bg: #FAFADB;
    --color-mask-border: #5381C5;
    --color-mask-shadow: rgba(83, 129, 197, 0.15);
    
    /* Text in Masken */
    --color-mask-text: #4B79B7;
    --color-mask-text-dark: #224C86;
    --color-mask-label: #5A6B82;
    
    /* Formular-Felder */
    --color-field-bg: #FFFFFF;
    --color-field-border: #D1D5DB;
    --color-field-border-focus: #5381C5;
    --color-field-border-warning: #F5A623;
    --color-field-border-error: #E53935;
    --color-field-border-success: #43A047;
    --color-field-text: #333333;
    --color-field-placeholder: #9CA3AF;
    
    /* Buttons */
    --color-btn-primary: #224C86;
    --color-btn-primary-hover: #1A3A68;
    --color-btn-primary-text: #FFFFFF;
    --color-btn-secondary: #5381C5;
    --color-btn-secondary-hover: #4571B5;
    --color-btn-secondary-text: #FFFFFF;
    
    /* Akzentfarben */
    --color-accent-primary: #3C8687;
    --color-accent-secondary: #5381C5;
    --color-accent-tertiary: #F5A623;
    
    /* Status-Farben */
    --color-success: #43A047;
    --color-success-bg: rgba(67, 160, 71, 0.1);
    --color-warning: #F5A623;
    --color-warning-bg: rgba(245, 166, 35, 0.1);
    --color-error: #E53935;
    --color-error-bg: rgba(229, 57, 53, 0.1);
    --color-info: #2196F3;
    --color-info-bg: rgba(33, 150, 243, 0.1);
    
    /* Status-Farben für Dashboard */
    --color-status-draft: #F5A623;
    --color-status-questions: #2196F3;
    --color-status-ready: #9C27B0;
    --color-status-paid: #43A047;
    --color-status-submitted: #43A047;
    
    /* Text allgemein */
    --color-text-primary: #333333;
    --color-text-secondary: #5A6B82;
    --color-text-muted: #9CA3AF;
    --color-text-light: #FFFFFF;
    
    /* Social Login Buttons */
    --color-google: #4285F4;
    --color-google-hover: #357AE8;
    --color-apple: #000000;
    --color-apple-hover: #333333;
    
    /* ===== SPACING ===== */
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-2xl: 3rem;
    --space-3xl: 4rem;
    
    /* ===== TYPOGRAPHY ===== */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 2rem;
    --font-size-4xl: 2.5rem;
    
    /* ===== BORDER RADIUS ===== */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    --radius-2xl: 24px;
    --radius-full: 9999px;
    
    /* ===== SHADOWS ===== */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px rgba(0, 0, 0, 0.15);
    --shadow-mask: 0 4px 20px var(--color-mask-shadow);
    
    /* ===== TRANSITIONS ===== */
    --transition-fast: 150ms ease;
    --transition-base: 250ms ease;
    --transition-slow: 350ms ease;
}

/* ===== RESET & BASE ===== */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    line-height: 1.6;
    color: var(--color-text-primary);
    background: var(--color-bg-page);
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

a {
    color: var(--color-accent-secondary);
    text-decoration: none;
    transition: color var(--transition-fast);
}

a:hover {
    color: var(--color-btn-primary);
    text-decoration: underline;
}

img {
    max-width: 100%;
    height: auto;
}

/* ===== TOP BAR (Info-Leiste) ===== */
.top-bar {
    background: linear-gradient(135deg, #2D5A5B 0%, var(--color-header) 50%, #2D5A5B 100%);
    padding: var(--space-sm) var(--space-lg);
    font-size: var(--font-size-sm);
    color: var(--color-header-text);
}

.top-bar-container {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: var(--space-md);
}

.top-bar-left {
    display: flex;
    align-items: center;
    gap: var(--space-lg);
}

.top-bar-badge {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-xs) var(--space-sm);
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-sm);
    font-size: var(--font-size-xs);
    font-weight: 600;
}

.top-bar-badge svg {
    width: 16px;
    height: 16px;
}

.top-bar-info {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    opacity: 0.9;
}

.top-bar-info a {
    color: var(--color-header-text);
    text-decoration: none;
}

.top-bar-info a:hover {
    text-decoration: underline;
}

.top-bar-info .phone-number {
    font-weight: 600;
    letter-spacing: 0.5px;
}

.top-bar-info .phone-hint {
    font-size: var(--font-size-xs);
    opacity: 0.8;
}

.top-bar-right {
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

.top-bar-login {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.top-bar-input {
    padding: var(--space-xs) var(--space-sm);
    background: rgba(255, 255, 255, 0.15);
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: var(--radius-sm);
    color: var(--color-header-text);
    font-size: var(--font-size-xs);
    width: 120px;
}

.top-bar-input::placeholder {
    color: rgba(255, 255, 255, 0.6);
}

.top-bar-input:focus {
    outline: none;
    background: rgba(255, 255, 255, 0.2);
    border-color: rgba(255, 255, 255, 0.5);
}

.top-bar-btn {
    padding: var(--space-xs) var(--space-sm);
    background: rgba(255, 255, 255, 0.2);
    border: none;
    border-radius: var(--radius-sm);
    color: var(--color-header-text);
    font-size: var(--font-size-sm);
    cursor: pointer;
    transition: background var(--transition-fast);
}

.top-bar-btn:hover {
    background: rgba(255, 255, 255, 0.3);
}

@media (max-width: 768px) {
    .top-bar {
        padding: var(--space-xs) var(--space-md);
    }
    
    .top-bar-info,
    .top-bar-login .top-bar-input {
        display: none;
    }
    
    .top-bar-container {
        justify-content: center;
    }
}

/* ===== HEADER / NAVIGATION ===== */
.header {
    background: var(--color-header);
    padding: var(--space-md) var(--space-lg);
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: var(--shadow-md);
}

.header-container {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--color-header-text);
    text-decoration: none;
}

.logo:hover {
    color: var(--color-header-text);
    text-decoration: none;
}

.logo-icon {
    font-size: 1.5rem;
}

.logo .highlight {
    color: #FFD700;
}

.nav-links {
    display: flex;
    gap: var(--space-xl);
    list-style: none;
}

.nav-links a {
    color: var(--color-header-text);
    font-weight: 500;
    opacity: 0.9;
    transition: opacity var(--transition-fast);
}

.nav-links a:hover {
    opacity: 1;
    color: var(--color-header-text);
    text-decoration: none;
}

.header-actions {
    display: flex;
    gap: var(--space-md);
    align-items: center;
}

/* Mobile Menu Button */
.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: var(--space-sm);
    background: none;
    border: none;
    cursor: pointer;
}

.mobile-menu-btn span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--color-header-text);
    border-radius: var(--radius-full);
    transition: var(--transition-base);
}

/* ===== MASKEN / CARDS ===== */
.mask, .card {
    background: var(--color-mask-bg);
    border: 2px solid var(--color-mask-border);
    border-radius: var(--radius-xl);
    padding: var(--space-xl);
    box-shadow: var(--shadow-mask);
}

.mask-header, .card-header {
    margin-bottom: var(--space-lg);
    padding-bottom: var(--space-md);
    border-bottom: 1px solid rgba(83, 129, 197, 0.2);
}

.mask-title, .card-title {
    font-size: var(--font-size-xl);
    font-weight: 600;
    color: var(--color-mask-text-dark);
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.mask-subtitle {
    font-size: var(--font-size-sm);
    color: var(--color-mask-label);
    margin-top: var(--space-xs);
}

/* ===== FORMULAR-ELEMENTE ===== */
.form-group {
    margin-bottom: var(--space-lg);
}

.form-label {
    display: block;
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--color-mask-text);
    margin-bottom: var(--space-sm);
}

.form-label.required::after {
    content: ' *';
    color: var(--color-error);
}

.form-input,
.form-select,
.form-textarea {
    width: 100%;
    padding: var(--space-md);
    font-size: var(--font-size-base);
    font-family: var(--font-family);
    color: var(--color-field-text);
    background: var(--color-field-bg);
    border: 2px solid var(--color-field-border);
    border-radius: var(--radius-md);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--color-field-border-focus);
    box-shadow: 0 0 0 3px rgba(83, 129, 197, 0.2);
}

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

/* Feld-Status */
.form-input.warning,
.form-select.warning {
    border-color: var(--color-field-border-warning);
    background: rgba(245, 166, 35, 0.05);
}

.form-input.warning:focus,
.form-select.warning:focus {
    box-shadow: 0 0 0 3px rgba(245, 166, 35, 0.2);
}

.form-input.error,
.form-select.error {
    border-color: var(--color-field-border-error);
    background: rgba(229, 57, 53, 0.05);
}

.form-input.error:focus,
.form-select.error:focus {
    box-shadow: 0 0 0 3px rgba(229, 57, 53, 0.2);
}

.form-input.success,
.form-select.success {
    border-color: var(--color-field-border-success);
    background: rgba(67, 160, 71, 0.05);
}

.form-hint {
    font-size: var(--font-size-xs);
    color: var(--color-text-muted);
    margin-top: var(--space-xs);
}

.form-hint.warning {
    color: var(--color-warning);
}

.form-hint.error {
    color: var(--color-error);
}

.field-check-label {
    font-size: var(--font-size-xs);
    color: var(--color-warning);
    margin-left: var(--space-sm);
    font-weight: 500;
}

/* ===== BUTTONS ===== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    padding: var(--space-md) var(--space-xl);
    font-size: var(--font-size-base);
    font-weight: 600;
    font-family: var(--font-family);
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-fast);
    text-decoration: none;
}

.btn:hover {
    text-decoration: none;
}

.btn-primary {
    background: var(--color-btn-primary);
    color: var(--color-btn-primary-text);
}

.btn-primary:hover {
    background: var(--color-btn-primary-hover);
    color: var(--color-btn-primary-text);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.btn-secondary {
    background: var(--color-btn-secondary);
    color: var(--color-btn-secondary-text);
}

.btn-secondary:hover {
    background: var(--color-btn-secondary-hover);
    color: var(--color-btn-secondary-text);
}

.btn-outline {
    background: transparent;
    color: var(--color-btn-primary);
    border: 2px solid var(--color-btn-primary);
}

.btn-outline:hover {
    background: var(--color-btn-primary);
    color: var(--color-btn-primary-text);
}

.btn-block {
    width: 100%;
}

.btn-lg {
    padding: var(--space-lg) var(--space-2xl);
    font-size: var(--font-size-lg);
}

.btn-sm {
    padding: var(--space-sm) var(--space-md);
    font-size: var(--font-size-sm);
}

/* Social Login Buttons */
.btn-social {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-md);
    width: 100%;
    padding: var(--space-md);
    font-size: var(--font-size-base);
    font-weight: 500;
    border: 2px solid var(--color-field-border);
    border-radius: var(--radius-md);
    background: var(--color-field-bg);
    color: var(--color-text-primary);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.btn-social:hover {
    border-color: var(--color-mask-border);
    background: #F8F9FA;
}

.btn-social svg {
    width: 20px;
    height: 20px;
}

.btn-google:hover {
    border-color: var(--color-google);
}

.btn-apple:hover {
    border-color: var(--color-apple);
}

/* ===== DIVIDER ===== */
.divider {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    margin: var(--space-lg) 0;
    color: var(--color-text-muted);
    font-size: var(--font-size-sm);
}

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

/* ===== CHECKBOX & RADIO ===== */
.form-check {
    display: flex;
    align-items: flex-start;
    gap: var(--space-sm);
    margin-bottom: var(--space-md);
}

.form-check-input {
    width: 18px;
    height: 18px;
    margin-top: 2px;
    accent-color: var(--color-btn-primary);
    cursor: pointer;
}

.form-check-label {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
    cursor: pointer;
}

.form-check-label a {
    color: var(--color-accent-secondary);
}

/* ===== ALERTS / MESSAGES ===== */
.alert {
    display: flex;
    align-items: flex-start;
    gap: var(--space-md);
    padding: var(--space-md) var(--space-lg);
    border-radius: var(--radius-md);
    margin-bottom: var(--space-lg);
}

.alert-icon {
    font-size: var(--font-size-xl);
    flex-shrink: 0;
}

.alert-content {
    flex: 1;
}

.alert-title {
    font-weight: 600;
    margin-bottom: var(--space-xs);
}

.alert-success {
    background: var(--color-success-bg);
    border: 1px solid var(--color-success);
    color: var(--color-success);
}

.alert-warning {
    background: var(--color-warning-bg);
    border: 1px solid var(--color-warning);
    color: #8B6914;
}

.alert-error {
    background: var(--color-error-bg);
    border: 1px solid var(--color-error);
    color: var(--color-error);
}

.alert-info {
    background: var(--color-info-bg);
    border: 1px solid var(--color-info);
    color: #1565C0;
}

/* ===== STATUS BADGES ===== */
.status-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    padding: var(--space-xs) var(--space-sm);
    font-size: var(--font-size-xs);
    font-weight: 600;
    border-radius: var(--radius-full);
}

.status-draft {
    background: rgba(245, 166, 35, 0.15);
    color: var(--color-status-draft);
}

.status-questions {
    background: rgba(33, 150, 243, 0.15);
    color: var(--color-status-questions);
}

.status-ready {
    background: rgba(156, 39, 176, 0.15);
    color: var(--color-status-ready);
}

.status-paid {
    background: rgba(67, 160, 71, 0.15);
    color: var(--color-status-paid);
}

.status-submitted {
    background: rgba(67, 160, 71, 0.15);
    color: var(--color-status-submitted);
}

/* ===== UTILITIES ===== */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.text-muted { color: var(--color-text-muted); }
.text-primary { color: var(--color-text-primary); }
.text-accent { color: var(--color-accent-primary); }
.text-success { color: var(--color-success); }
.text-warning { color: var(--color-warning); }
.text-error { color: var(--color-error); }

.mt-0 { margin-top: 0; }
.mt-1 { margin-top: var(--space-sm); }
.mt-2 { margin-top: var(--space-md); }
.mt-3 { margin-top: var(--space-lg); }
.mt-4 { margin-top: var(--space-xl); }

.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: var(--space-sm); }
.mb-2 { margin-bottom: var(--space-md); }
.mb-3 { margin-bottom: var(--space-lg); }
.mb-4 { margin-bottom: var(--space-xl); }

.hidden { display: none !important; }
.visible { display: block !important; }

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
    .header {
        padding: var(--space-md);
    }
    
    .nav-links {
        display: none;
    }
    
    .mobile-menu-btn {
        display: flex;
    }
    
    .mask, .card {
        padding: var(--space-lg);
        border-radius: var(--radius-lg);
    }
}

@media (max-width: 480px) {
    :root {
        --font-size-base: 0.9375rem;
        --space-lg: 1.25rem;
        --space-xl: 1.5rem;
    }
    
    .mask, .card {
        padding: var(--space-md);
    }
}