/**
 * DSGVO Cookie Consent Tool - Stylesheet
 * Version: 1.0.0
 * Responsive, barrierefrei und modern
 */

/* ==========================================================================
   CSS Reset für Cookie Consent Komponenten
   ========================================================================== */

.cookie-consent-banner *,
.cookie-consent-modal *,
.cookie-settings-link {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

/* ==========================================================================
   CSS Custom Properties (CSS Variables)
   ========================================================================== */

:root {
    --cookie-primary-color: #2ecc71;
    --cookie-primary-hover: #27ae60;
    --cookie-secondary-color: #95a5a6;
    --cookie-secondary-hover: #7f8c8d;
    --cookie-danger-color: #e74c3c;
    --cookie-danger-hover: #c0392b;
    --cookie-dark-bg: #2c3e50;
    --cookie-darker-bg: #1a252f;
    --cookie-light-text: #ffffff;
    --cookie-muted-text: #bdc3c7;
    --cookie-border-color: #34495e;
    --cookie-overlay-bg: rgba(0, 0, 0, 0.7);
    --cookie-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
    --cookie-shadow-hover: 0 6px 25px rgba(0, 0, 0, 0.4);
    --cookie-border-radius: 8px;
    --cookie-transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --cookie-font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    --cookie-z-banner: 9999;
    --cookie-z-modal: 10000;
}

/* ==========================================================================
   Cookie Banner (Bottom Fixed)
   ========================================================================== */

.cookie-consent-banner {
    /* Banner is now disabled - using modal instead */
    display: none !important;
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(135deg, var(--cookie-dark-bg) 0%, var(--cookie-darker-bg) 100%);
    color: var(--cookie-light-text);
    padding: 1.5rem;
    box-shadow: var(--cookie-shadow);
    z-index: var(--cookie-z-banner);
    font-family: var(--cookie-font-family);
    border-top: 3px solid var(--cookie-primary-color);
    transform: translateY(100%);
    opacity: 0;
    visibility: hidden;
    transition: var(--cookie-transition);
}

.cookie-consent-banner.show {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
}

.cookie-banner-content {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 2rem;
}

.cookie-banner-text {
    flex: 1;
}

.cookie-banner-title {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--cookie-light-text);
}

.cookie-banner-description {
    font-size: 0.95rem;
    line-height: 1.5;
    color: var(--cookie-muted-text);
    margin: 0;
}

.cookie-privacy-link {
    color: var(--cookie-primary-color);
    text-decoration: none;
    border-bottom: 1px solid transparent;
    transition: var(--cookie-transition);
}

.cookie-privacy-link:hover,
.cookie-privacy-link:focus {
    color: var(--cookie-primary-hover);
    border-bottom-color: var(--cookie-primary-hover);
    outline: none;
}

.cookie-banner-buttons {
    display: flex;
    gap: 0.75rem;
    align-items: center;
    flex-shrink: 0;
}

/* ==========================================================================
   Cookie Modal (Centered Overlay)
   ========================================================================== */

/* Ensure modal covers full viewport */
html.cookie-modal-open {
    overflow: hidden !important;
    height: 100% !important;
    width: 100% !important;
}

body.cookie-modal-open {
    overflow: hidden !important;
    height: 100% !important;
    width: 100% !important;
    position: relative;
}

.cookie-consent-modal {
    position: fixed;
    top: 0 !important;
    left: 0 !important;
    right: 0 !important;
    bottom: 0 !important;
    width: 100vw !important;
    height: 100vh !important;
    min-height: 100vh !important;
    max-height: 100vh !important;
    z-index: var(--cookie-z-modal);
    font-family: var(--cookie-font-family);
    opacity: 0;
    visibility: hidden;
    transition: var(--cookie-transition);
    overflow-y: auto;
    margin: 0 !important;
    padding: 0 !important;
}

.cookie-consent-modal.show {
    opacity: 1;
    visibility: visible;
}

.cookie-modal-overlay {
    position: fixed;
    top: 0 !important;
    left: 0 !important;
    right: 0 !important;
    bottom: 0 !important;
    width: 100vw !important;
    height: 100vh !important;
    min-height: 100vh !important;
    max-height: 100vh !important;
    background: var(--cookie-overlay-bg);
    backdrop-filter: blur(4px);
    cursor: pointer;
    z-index: 1;
    margin: 0 !important;
    padding: 0 !important;
}

.cookie-modal-content {
    position: relative;
    background: var(--cookie-dark-bg);
    color: var(--cookie-light-text);
    margin: 2rem auto;
    max-width: 600px;
    width: calc(100% - 2rem);
    max-height: calc(100vh - 4rem);
    border-radius: var(--cookie-border-radius);
    box-shadow: var(--cookie-shadow-hover);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    transform: scale(0.9) translateY(-20px);
    transition: var(--cookie-transition);
    z-index: 10;
}

.cookie-consent-modal.show .cookie-modal-content {
    transform: scale(1) translateY(0);
}

.cookie-modal-header {
    padding: 1rem 1.25rem;
    border-bottom: 1px solid var(--cookie-border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: var(--cookie-darker-bg);
}

.cookie-modal-title {
    font-size: 1.35rem;
    font-weight: 600;
    color: var(--cookie-light-text);
    margin: 0;
}

.cookie-modal-close {
    background: none;
    border: none;
    color: var(--cookie-muted-text);
    font-size: 1.5rem;
    cursor: pointer;
    padding: 0.25rem;
    border-radius: 4px;
    transition: var(--cookie-transition);
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.cookie-modal-close:hover,
.cookie-modal-close:focus {
    background: rgba(255, 255, 255, 0.1);
    color: var(--cookie-light-text);
    outline: none;
}

.cookie-modal-body {
    padding: 1rem 1.25rem;
    overflow-y: auto;
    flex: 1;
}

.cookie-modal-description {
    font-size: 0.9rem;
    line-height: 1.5;
    color: var(--cookie-muted-text);
    margin-bottom: 1rem;
}

.cookie-categories {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.cookie-category {
    border: 1px solid var(--cookie-border-color);
    border-radius: var(--cookie-border-radius);
    padding: 0.75rem;
    background: rgba(255, 255, 255, 0.02);
    transition: var(--cookie-transition);
}

.cookie-category:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: var(--cookie-primary-color);
}

.cookie-category-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 0.25rem;
}

.cookie-category-label {
    display: flex;
    align-items: center;
    cursor: pointer;
    font-weight: 500;
    gap: 0.75rem;
    flex: 1;
}

.cookie-category-label:has(input:disabled) {
    cursor: default;
}

.cookie-category-checkbox {
    width: 18px;
    height: 18px;
    margin: 0;
    cursor: pointer;
    accent-color: var(--cookie-primary-color);
}

.cookie-category-checkbox:disabled {
    cursor: default;
    opacity: 0.7;
}

.cookie-category-name {
    font-size: 1rem;
    color: var(--cookie-light-text);
    flex: 1;
}

.cookie-required-badge {
    background: var(--cookie-primary-color);
    color: white;
    font-size: 0.75rem;
    padding: 0.25rem 0.5rem;
    border-radius: 12px;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.cookie-category-description {
    font-size: 0.8rem;
    line-height: 1.4;
    color: var(--cookie-muted-text);
    margin: 0;
    padding-left: 2rem;
    transition: var(--cookie-transition);
}

/* Toggle Button for Category Details */
.cookie-category-toggle {
    background: none;
    border: 1px solid var(--cookie-border-color);
    color: var(--cookie-muted-text);
    font-size: 0.875rem;
    cursor: pointer;
    padding: 0.25rem 0.5rem;
    border-radius: 50%;
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--cookie-transition);
    font-weight: bold;
    flex-shrink: 0;
}

.cookie-category-toggle:hover,
.cookie-category-toggle:focus {
    background: var(--cookie-primary-color);
    color: white;
    border-color: var(--cookie-primary-color);
    outline: none;
}

/* Collapsible Description States */
.cookie-category-description.collapsible {
    overflow: hidden;
    transition: max-height 0.3s ease, opacity 0.3s ease, padding 0.3s ease;
}

.cookie-category-description.collapsible.collapsed {
    max-height: 0 !important;
    opacity: 0;
    padding-top: 0;
    padding-bottom: 0;
    margin-bottom: 0;
}

.cookie-category-description.collapsible:not(.collapsed) {
    max-height: 150px;
    opacity: 1;
    padding-top: 0.25rem;
}

.cookie-modal-footer {
    padding: 1rem 1.25rem;
    border-top: 1px solid var(--cookie-border-color);
    display: flex;
    gap: 0.5rem;
    justify-content: flex-end;
    background: var(--cookie-darker-bg);
}

/* ==========================================================================
   Button Styles
   ========================================================================== */

.cookie-btn {
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: var(--cookie-border-radius);
    font-size: 0.9rem;
    font-weight: 500;
    cursor: pointer;
    transition: var(--cookie-transition);
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-family: inherit;
    min-height: 44px;
    position: relative;
    overflow: hidden;
}

.cookie-btn:focus {
    outline: 2px solid var(--cookie-primary-color);
    outline-offset: 2px;
}

.cookie-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

/* Primary Button (Accept) */
.cookie-btn-accept {
    background: linear-gradient(135deg, var(--cookie-primary-color) 0%, var(--cookie-primary-hover) 100%);
    color: white;
    box-shadow: 0 2px 8px rgba(46, 204, 113, 0.3);
}

.cookie-btn-accept:hover:not(:disabled) {
    background: linear-gradient(135deg, var(--cookie-primary-hover) 0%, #229954 100%);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(46, 204, 113, 0.4);
}

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

/* Secondary Button (Settings/Save) */
.cookie-btn-settings,
.cookie-btn-save {
    background: linear-gradient(135deg, var(--cookie-secondary-color) 0%, var(--cookie-secondary-hover) 100%);
    color: white;
    box-shadow: 0 2px 8px rgba(149, 165, 166, 0.3);
}

.cookie-btn-settings:hover:not(:disabled),
.cookie-btn-save:hover:not(:disabled) {
    background: linear-gradient(135deg, var(--cookie-secondary-hover) 0%, #6c7b7d 100%);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(149, 165, 166, 0.4);
}

/* Danger Button (Reject) */
.cookie-btn-reject {
    background: rgba(231, 76, 60, 0.1);
    color: var(--cookie-danger-color);
    border: 1px solid var(--cookie-danger-color);
}

.cookie-btn-reject:hover:not(:disabled) {
    background: var(--cookie-danger-color);
    color: white;
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(231, 76, 60, 0.3);
}

/* ==========================================================================
   Footer Settings Link
   ========================================================================== */

.cookie-settings-link {
    display: inline-block;
    color: var(--cookie-primary-color);
    text-decoration: none;
    padding: 0.5rem 0;
    margin: 0.5rem 0;
    font-size: 0.9rem;
    border-bottom: 1px solid transparent;
    transition: var(--cookie-transition);
}

.cookie-settings-link:hover,
.cookie-settings-link:focus {
    color: var(--cookie-primary-hover);
    border-bottom-color: var(--cookie-primary-hover);
    outline: none;
}

/* ==========================================================================
   Responsive Design
   ========================================================================== */

/* Tablet Landscape */
@media (max-width: 1024px) {
    .cookie-banner-content {
        gap: 1.5rem;
    }

    .cookie-modal-content {
        margin: 1.5rem auto;
        width: calc(100% - 1.5rem);
        max-height: calc(100vh - 3rem);
    }
}

/* Tablet Portrait */
@media (max-width: 768px) {
    .cookie-consent-banner {
        padding: 1.25rem;
    }

    .cookie-banner-content {
        flex-direction: column;
        align-items: stretch;
        gap: 1.25rem;
        text-align: center;
    }

    .cookie-banner-buttons {
        justify-content: center;
        flex-wrap: wrap;
    }

    .cookie-modal-content {
        margin: 1rem auto;
        width: calc(100% - 1rem);
        max-height: calc(100vh - 2rem);
    }

    .cookie-modal-header,
    .cookie-modal-body,
    .cookie-modal-footer {
        padding: 0.875rem;
    }

    .cookie-modal-footer {
        flex-direction: column;
    }

    .cookie-btn {
        width: 100%;
        justify-content: center;
    }
}

/* Mobile */
@media (max-width: 480px) {
    .cookie-consent-banner {
        padding: 1rem;
    }

    .cookie-banner-content {
        gap: 1rem;
    }

    .cookie-banner-title {
        font-size: 1.1rem;
    }

    .cookie-banner-description {
        font-size: 0.9rem;
    }

    .cookie-banner-buttons {
        gap: 0.5rem;
    }

    .cookie-btn {
        padding: 0.6rem 1.25rem;
        font-size: 0.85rem;
        min-height: 40px;
    }

    .cookie-modal-content {
        margin: 0.5rem auto;
        width: calc(100% - 0.5rem);
        max-height: calc(100vh - 1rem);
        border-radius: 0;
    }

    .cookie-modal-header,
    .cookie-modal-body,
    .cookie-modal-footer {
        padding: 0.75rem;
    }

    .cookie-modal-title {
        font-size: 1.2rem;
    }

    .cookie-category {
        padding: 0.5rem;
    }

    .cookie-category-description {
        padding-left: 2rem;
    }

    .cookie-category-toggle {
        width: 20px;
        height: 20px;
        font-size: 0.75rem;
    }
}

/* ==========================================================================
   Accessibility Improvements
   ========================================================================== */

/* High Contrast Mode Support */
@media (prefers-contrast: high) {
    :root {
        --cookie-dark-bg: #000000;
        --cookie-darker-bg: #000000;
        --cookie-light-text: #ffffff;
        --cookie-muted-text: #ffffff;
        --cookie-primary-color: #00ff00;
        --cookie-border-color: #ffffff;
    }

    .cookie-category {
        border-width: 2px;
    }

    .cookie-btn {
        border-width: 2px;
    }
}

/* Reduced Motion Support */
@media (prefers-reduced-motion: reduce) {
    .cookie-consent-banner,
    .cookie-consent-modal,
    .cookie-modal-content,
    .cookie-btn,
    .cookie-category,
    .cookie-privacy-link,
    .cookie-settings-link,
    .cookie-modal-close {
        transition: none;
        animation: none;
    }

    .cookie-btn:hover:not(:disabled) {
        transform: none;
    }
}

/* Focus Visible Support */
.cookie-btn:focus-visible {
    outline: 2px solid var(--cookie-primary-color);
    outline-offset: 2px;
}

.cookie-category-checkbox:focus-visible {
    outline: 2px solid var(--cookie-primary-color);
    outline-offset: 2px;
}

.cookie-privacy-link:focus-visible,
.cookie-settings-link:focus-visible {
    outline: 2px solid var(--cookie-primary-color);
    outline-offset: 2px;
    border-radius: 2px;
}

/* ==========================================================================
   Print Styles
   ========================================================================== */

@media print {
    .cookie-consent-banner,
    .cookie-consent-modal {
        display: none !important;
    }
}

/* ==========================================================================
   Dark Mode Specific Adjustments
   ========================================================================== */

@media (prefers-color-scheme: dark) {
    /* Dark mode is already the default, but we can add specific overrides here if needed */
    .cookie-modal-overlay {
        background: rgba(0, 0, 0, 0.8);
    }
}

/* ==========================================================================
   Loading Animation for Modal
   ========================================================================== */

.cookie-modal-content::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--cookie-primary-color), var(--cookie-primary-hover));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.3s ease;
}

.cookie-consent-modal.show .cookie-modal-content::before {
    transform: scaleX(1);
}

/* ==========================================================================
   Utility Classes
   ========================================================================== */

.cookie-sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* ==========================================================================
   Modal Viewport Coverage Enhancement
   ========================================================================== */

/* Prevent any scroll or overflow when modal is open */
.cookie-consent-modal.show {
    position: fixed !important;
    display: block !important;
    inset: 0 !important; /* Modern shorthand for top, right, bottom, left: 0 */
    width: 100vw !important;
    height: 100vh !important;
    margin: 0 !important;
    padding: 0 !important;
}

.cookie-consent-modal.show .cookie-modal-overlay {
    display: block !important;
    inset: 0 !important;
    width: 100vw !important;
    height: 100vh !important;
}

/* Ensure modal content is properly centered */
.cookie-modal-content {
    position: relative;
    margin: 2rem auto !important;
    max-width: 600px;
    width: calc(100% - 2rem);
    max-height: calc(100vh - 4rem);
    z-index: 2; /* Ensure content is above overlay */
}

/* ==========================================================================
   Browser Specific Fixes
   ========================================================================== */

/* Safari Specific */
@supports (-webkit-appearance: none) {
    .cookie-modal-overlay {
        -webkit-backdrop-filter: blur(4px);
    }
}

/* Firefox Specific */
@-moz-document url-prefix() {
    .cookie-category-checkbox {
        width: 16px;
        height: 16px;
    }
}