/* =====================================================
   HANDWERK PWA v3.0 - Components CSS
   Buttons, Forms, Cards, Modals, etc.
   ===================================================== */

/* =====================================================
   Buttons
   ===================================================== */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-5);
    font-family: var(--font-family);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
    line-height: 1;
    text-align: center;
    text-decoration: none;
    white-space: nowrap;
    border: 2px solid transparent;
    border-radius: var(--radius-lg);
    cursor: pointer;
    transition: all var(--transition-fast);
    -webkit-tap-highlight-color: transparent;
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    pointer-events: none;
}

.btn-sm { padding: var(--space-2) var(--space-3); font-size: var(--font-size-xs); }
.btn-lg { padding: var(--space-4) var(--space-6); font-size: var(--font-size-base); }
.btn-xl { padding: var(--space-5) var(--space-8); font-size: var(--font-size-lg); }

.btn-primary {
    background: linear-gradient(135deg, var(--brand-royal) 0%, var(--brand-cyan) 100%);
    color: white;
}
.btn-primary:hover {
    background: linear-gradient(135deg, var(--brand-navy) 0%, var(--brand-royal) 100%);
    transform: translateY(-1px);
    box-shadow: var(--shadow-lg);
}

.btn-secondary {
    background-color: var(--bg-tertiary);
    color: var(--text-primary);
    border-color: var(--border-primary);
}
.btn-secondary:hover { background-color: var(--border-primary); }

.btn-outline {
    background-color: transparent;
    color: var(--brand-royal);
    border-color: var(--brand-royal);
}
[data-theme="dark"] .btn-outline { color: var(--brand-cyan); border-color: var(--brand-cyan); }
.btn-outline:hover { background-color: var(--brand-royal); color: white; }

.btn-ghost {
    background-color: transparent;
    color: var(--text-secondary);
}
.btn-ghost:hover { background-color: var(--bg-tertiary); color: var(--text-primary); }

.btn-danger { background-color: var(--color-error); color: white; }
.btn-success { background-color: var(--color-success); color: white; }
.btn-icon { padding: var(--space-2); }
.btn-block { width: 100%; }

/* =====================================================
   Forms
   ===================================================== */

.form-group {
    margin-bottom: var(--space-5);
}

.form-group label {
    display: block;
    margin-bottom: var(--space-2);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    color: var(--text-secondary);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: var(--space-3) var(--space-4);
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    color: var(--text-primary);
    background-color: var(--input-bg);
    border: 2px solid var(--input-border);
    border-radius: var(--radius-lg);
    transition: all var(--transition-fast);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--border-focus);
    box-shadow: 0 0 0 4px var(--input-focus-ring);
}

.form-group input::placeholder { color: var(--text-tertiary); }
.form-group textarea { min-height: 120px; resize: vertical; }

.form-group select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='24' height='24' viewBox='0 0 24 24' fill='none' stroke='%2394a3b8' stroke-width='2'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right var(--space-3) center;
    background-size: 1.25rem;
    padding-right: calc(var(--space-3) + 1.5rem);
    cursor: pointer;
}

.checkbox-label, .radio-label {
    display: flex;
    align-items: flex-start;
    gap: var(--space-3);
    cursor: pointer;
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
}

.checkbox-label input, .radio-label input {
    width: 1.25rem;
    height: 1.25rem;
    margin: 0;
    accent-color: var(--brand-royal);
    cursor: pointer;
    flex-shrink: 0;
}

.form-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: var(--space-4);
}

.form-error { color: var(--color-error); font-size: var(--font-size-sm); margin-top: var(--space-2); }
.form-group.has-error input { border-color: var(--color-error); }

/* =====================================================
   Cards
   ===================================================== */

.card {
    background-color: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: var(--radius-xl);
    box-shadow: var(--card-shadow);
    overflow: hidden;
    transition: all var(--transition-normal);
}

.card-hover:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
}

.card-header { padding: var(--space-5) var(--space-6); border-bottom: 1px solid var(--card-border); }
.card-body { padding: var(--space-6); }
.card-footer { padding: var(--space-5) var(--space-6); border-top: 1px solid var(--card-border); background-color: var(--bg-secondary); }

/* =====================================================
   Badges
   ===================================================== */

.badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-1);
    padding: var(--space-1) var(--space-3);
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-semibold);
    border-radius: var(--radius-full);
}

.badge-primary { background-color: var(--brand-royal); color: white; }
.badge-secondary { background-color: var(--bg-tertiary); color: var(--text-secondary); }
.badge-success { background-color: var(--color-success-light); color: var(--color-success); }
.badge-warning { background-color: var(--color-warning-light); color: var(--color-warning); }
.badge-error { background-color: var(--color-error-light); color: var(--color-error); }

/* =====================================================
   Modals
   ===================================================== */

.modal {
    position: fixed;
    inset: 0;
    z-index: var(--z-modal);
    display: none;
    align-items: center;
    justify-content: center;
    padding: var(--space-4);
}

.modal.active { display: flex; }

.modal-backdrop {
    position: absolute;
    inset: 0;
    background-color: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(4px);
}

.modal-content {
    position: relative;
    width: 100%;
    max-width: 480px;
    max-height: 90vh;
    overflow-y: auto;
    background-color: var(--bg-elevated);
    border-radius: var(--radius-2xl);
    box-shadow: var(--shadow-2xl);
    animation: slideUp 0.3s ease;
}

.modal-close {
    position: absolute;
    top: var(--space-4);
    right: var(--space-4);
    padding: var(--space-2);
    background: none;
    border: none;
    color: var(--text-tertiary);
    cursor: pointer;
    border-radius: var(--radius-md);
}

.modal-close:hover { background-color: var(--bg-tertiary); color: var(--text-primary); }

/* =====================================================
   Toggle Switch
   ===================================================== */

.toggle {
    position: relative;
    display: inline-block;
    width: 52px;
    height: 28px;
}

.toggle input { opacity: 0; width: 0; height: 0; }

.toggle-slider {
    position: absolute;
    cursor: pointer;
    inset: 0;
    background-color: var(--bg-tertiary);
    border: 2px solid var(--border-primary);
    border-radius: var(--radius-full);
    transition: all var(--transition-fast);
}

.toggle-slider::before {
    content: '';
    position: absolute;
    width: 20px;
    height: 20px;
    left: 2px;
    top: 50%;
    transform: translateY(-50%);
    background-color: white;
    border-radius: var(--radius-full);
    transition: all var(--transition-fast);
}

.toggle input:checked + .toggle-slider {
    background-color: var(--brand-royal);
    border-color: var(--brand-royal);
}

.toggle input:checked + .toggle-slider::before {
    transform: translateY(-50%) translateX(24px);
}

/* =====================================================
   Toasts
   ===================================================== */

#toast-container {
    position: fixed;
    bottom: var(--space-6);
    right: var(--space-6);
    z-index: var(--z-toast);
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
    pointer-events: none;
}

.toast {
    display: flex;
    align-items: flex-start;
    gap: var(--space-3);
    padding: var(--space-4) var(--space-5);
    background-color: var(--bg-elevated);
    border: 1px solid var(--card-border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    pointer-events: auto;
    animation: slideUp 0.3s ease;
    max-width: 400px;
}

.toast-success .toast-icon { color: var(--color-success); }
.toast-error .toast-icon { color: var(--color-error); }
.toast-warning .toast-icon { color: var(--color-warning); }

/* =====================================================
   Loading Spinner
   ===================================================== */

.spinner {
    width: 24px;
    height: 24px;
    border: 3px solid var(--bg-tertiary);
    border-top-color: var(--brand-royal);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

.spinner-sm { width: 16px; height: 16px; border-width: 2px; }
.spinner-lg { width: 40px; height: 40px; border-width: 4px; }

/* =====================================================
   PWA Install Banner
   ===================================================== */

.pwa-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: var(--z-fixed);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-4) var(--space-6);
    background-color: var(--bg-elevated);
    border-top: 1px solid var(--card-border);
    box-shadow: var(--shadow-xl);
    transform: translateY(100%);
    transition: transform var(--transition-normal);
}

.pwa-banner.visible { transform: translateY(0); }

.pwa-banner-content {
    display: flex;
    align-items: center;
    gap: var(--space-4);
}

.pwa-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-lg);
}

.pwa-text strong { display: block; color: var(--text-primary); }
.pwa-text span { font-size: var(--font-size-sm); color: var(--text-secondary); }
.pwa-banner-actions { display: flex; gap: var(--space-2); }

/* =====================================================
   Empty States
   ===================================================== */

.empty-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--space-12) var(--space-6);
    text-align: center;
}

.empty-state-icon {
    width: 80px;
    height: 80px;
    margin-bottom: var(--space-6);
    color: var(--text-tertiary);
    opacity: 0.5;
}

.empty-state-title {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-semibold);
    margin-bottom: var(--space-2);
}

.empty-state-desc {
    color: var(--text-secondary);
    margin-bottom: var(--space-6);
    max-width: 400px;
}

/* =====================================================
   Skeleton Loading
   ===================================================== */

.skeleton {
    background: linear-gradient(90deg, var(--bg-tertiary) 25%, var(--bg-secondary) 50%, var(--bg-tertiary) 75%);
    background-size: 200% 100%;
    animation: skeleton-loading 1.5s infinite;
    border-radius: var(--radius-md);
}

@keyframes skeleton-loading {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

.skeleton-text { height: 1em; margin-bottom: var(--space-2); }
.skeleton-title { height: 1.5em; width: 60%; margin-bottom: var(--space-3); }
.skeleton-avatar { width: 48px; height: 48px; border-radius: var(--radius-full); }

/* ========================================
   PRICING TOGGLE & CARDS - VERSTÄRKTE KONTUREN
   ======================================== */

/* Toggle-Schalter */
.toggle {
    position: relative;
    display: inline-block;
    width: 56px;
    height: 30px;
    border: 2px solid #64748b;
    border-radius: 30px;
    background-color: #e2e8f0;
    cursor: pointer;
}

.toggle input {
    opacity: 0;
    width: 0;
    height: 0;
}

.toggle-slider {
    position: absolute;
    top: 3px;
    left: 3px;
    width: 20px;
    height: 20px;
    background-color: #64748b;
    border-radius: 50%;
    transition: transform 0.3s ease;
}

.toggle input:checked + .toggle-slider {
    transform: translateX(26px);
    background-color: #0a66c2;
}

.toggle input:checked ~ .toggle {
    border-color: #0a66c2;
}

/* Pricing Cards Konturen - Light Mode */
.pricing-card {
    border: 2px solid #94a3b8 !important;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    border-radius: 16px;
}

.pricing-card:hover {
    border-color: #64748b !important;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
}

.pricing-card.featured {
    border: 3px solid #0a66c2 !important;
    box-shadow: 0 8px 24px rgba(10, 102, 194, 0.25);
}

/* Dark Mode Anpassungen */
[data-theme="dark"] .toggle {
    border-color: #64748b;
    background-color: #334155;
}

[data-theme="dark"] .toggle-slider {
    background-color: #94a3b8;
}

[data-theme="dark"] .pricing-card {
    border-color: #475569 !important;
}

[data-theme="dark"] .pricing-card.featured {
    border-color: #0ea5e9 !important;
}

/* Pricing Grid für 4 Karten */
.pricing-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
}

@media (max-width: 1024px) {
    .pricing-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 640px) {
    .pricing-grid {
        grid-template-columns: 1fr;
    }
}

/* Logo runde Ecken */
.logo img,
.logo-img {
    border-radius: 12px;
}

/* ========================================
   iOS INSTALL BANNER
   ======================================== */

.ios-install-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(135deg, #0a66c2, #0052cc);
    color: white;
    padding: 1rem;
    z-index: 9999;
    box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.3);
    animation: slideUp 0.3s ease-out;
}

@keyframes slideUp {
    from {
        transform: translateY(100%);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.ios-install-content {
    display: flex;
    align-items: center;
    gap: 1rem;
    max-width: 600px;
    margin: 0 auto;
}

.ios-install-icon {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    flex-shrink: 0;
}

.ios-install-text {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.ios-install-text strong {
    font-size: 1rem;
}

.ios-install-text span {
    font-size: 0.875rem;
    opacity: 0.9;
    display: flex;
    align-items: center;
    gap: 0.25rem;
    flex-wrap: wrap;
}

.ios-install-text .share-icon {
    width: 18px;
    height: 18px;
    display: inline-block;
    vertical-align: middle;
    background: rgba(255,255,255,0.2);
    border-radius: 4px;
    padding: 2px;
}

.ios-install-close {
    background: rgba(255,255,255,0.2);
    border: none;
    color: white;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    font-size: 1.5rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    line-height: 1;
}

.ios-install-close:hover {
    background: rgba(255,255,255,0.3);
}
/* ========================================
   HEADER ANMELDEN BUTTON FIX
   ======================================== */

/* Light Mode: Anmelden Button sichtbar machen */
.btn-ghost {
    border: 2px solid rgba(10, 102, 194, 0.3);
    transition: all 0.3s;
}

.btn-ghost:hover {
    border-color: #0a66c2;
    background: rgba(10, 102, 194, 0.05);
}

/* Dark Mode: Heller Rahmen */
[data-theme="dark"] .btn-ghost {
    border-color: rgba(255, 255, 255, 0.3);
    color: rgba(255, 255, 255, 0.9);
}

[data-theme="dark"] .btn-ghost:hover {
    border-color: rgba(255, 255, 255, 0.6);
    background: rgba(255, 255, 255, 0.1);
}
/* ========================================
   iOS INSTALL BANNER - STEP-BY-STEP
   ======================================== */

.ios-install-steps {
    display: flex;
    flex-direction: column;
    gap: 0.375rem;
    margin-top: 0.25rem;
}

.ios-install-steps .step {
    font-size: 0.875rem;
    opacity: 0.95;
    display: flex;
    align-items: center;
    gap: 0.375rem;
    line-height: 1.4;
}

.ios-install-text .share-icon {
    margin: 0 2px;
}