/* ==========================================================================
   PROGRAMMATIC FEATURES CSS
   Search, Announcement Banner, AI Summary, Post Actions
   ========================================================================== */

/* ==========================================================================
   ANNOUNCEMENT BANNER
   ========================================================================== */
.announcement-banner {
    background: linear-gradient(135deg, var(--swiss-black) 0%, #1a1a1a 100%);
    color: var(--swiss-off-white);
    padding: var(--spacing-3) 0;
    position: relative;
    z-index: 100;
}

.announcement-banner__container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--spacing-6);
}

.announcement-banner__content {
    display: flex;
    align-items: center;
    gap: var(--spacing-3);
    flex: 1;
    justify-content: center;
}

.announcement-banner__icon {
    font-size: 1.2rem;
}

.announcement-banner__text {
    font-family: var(--font-mono, 'JetBrains Mono', monospace);
    font-size: 0.8rem;
    font-weight: 500;
    margin: 0;
    display: flex;
    align-items: center;
    gap: var(--spacing-3);
    flex-wrap: wrap;
    justify-content: center;
    min-width: 0;
}

.announcement-banner__text span {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.announcement-banner__link {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-1);
    color: var(--swiss-red);
    font-weight: 700;
    text-decoration: none;
    transition: all 0.2s ease;
}

.announcement-banner__link:hover {
    color: white;
}

.announcement-banner__link svg {
    transition: transform 0.2s ease;
}

.announcement-banner__link:hover svg {
    transform: translateX(3px);
}

.announcement-banner__close {
    background: none;
    border: none;
    color: var(--swiss-off-white);
    cursor: pointer;
    padding: var(--spacing-2);
    opacity: 0.6;
    transition: opacity 0.2s ease;
}

.announcement-banner__close:hover {
    opacity: 1;
}

/* ==========================================================================
   SEARCH TRIGGER BUTTON
   ========================================================================== */
.search-trigger {
    display: flex;
    align-items: center;
    gap: var(--spacing-2);
    padding: var(--spacing-2) var(--spacing-4);
    background-color: var(--swiss-off-white);
    border: 2px solid var(--swiss-black);
    color: var(--swiss-black);
    font-family: var(--font-mono, 'JetBrains Mono', monospace);
    font-size: 0.75rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
    flex-shrink: 0;
}

.search-trigger:hover {
    background-color: var(--swiss-black);
    color: var(--swiss-off-white);
}

.search-trigger__text {
    display: none;
}

@media (min-width: 768px) {
    .search-trigger__text {
        display: inline;
    }
}

.search-trigger__kbd {
    display: none;
    padding: 2px 6px;
    background-color: rgba(0, 0, 0, 0.1);
    border-radius: 3px;
    font-size: 0.65rem;
}

@media (min-width: 768px) {
    .search-trigger__kbd {
        display: inline;
    }
}

.search-trigger:hover .search-trigger__kbd {
    background-color: rgba(255, 255, 255, 0.2);
}

/* ==========================================================================
   SEARCH MODAL
   ========================================================================== */
.search-modal {
    position: fixed;
    inset: 0;
    z-index: 9999;
    display: flex;
    align-items: flex-start;
    justify-content: center;
    padding-top: 10vh;
}

.search-modal[hidden] {
    display: none;
}

.search-modal__backdrop {
    position: absolute;
    inset: 0;
    background-color: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(4px);
}

.search-modal__container {
    position: relative;
    width: 100%;
    max-width: 640px;
    max-height: 70vh;
    margin: 0 var(--spacing-4);
    background-color: white;
    border: 3px solid var(--swiss-black);
    box-shadow: 8px 8px 0 var(--swiss-black);
    display: flex;
    flex-direction: column;
}

.search-modal__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-4) var(--spacing-6);
    border-bottom: 2px solid var(--swiss-black);
}

.search-modal__title {
    display: flex;
    align-items: center;
    gap: var(--spacing-3);
    font-family: var(--font-mono, 'JetBrains Mono', monospace);
    font-size: 0.9rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin: 0;
}

.search-modal__close {
    background: none;
    border: none;
    padding: var(--spacing-2);
    cursor: pointer;
    color: var(--swiss-black);
    opacity: 0.6;
    transition: opacity 0.2s ease;
}

.search-modal__close:hover {
    opacity: 1;
}

.search-modal__body {
    flex: 1;
    overflow-y: auto;
}

.search-input-wrapper {
    display: flex;
    align-items: center;
    gap: var(--spacing-3);
    padding: var(--spacing-4) var(--spacing-6);
    border-bottom: 2px solid var(--swiss-off-white);
}

.search-input-icon {
    color: var(--swiss-black);
    opacity: 0.4;
    flex-shrink: 0;
}

.search-input {
    flex: 1;
    border: none;
    outline: none;
    font-size: 1rem;
    font-family: inherit;
    background: none;
}

.search-input::placeholder {
    color: var(--swiss-black);
    opacity: 0.4;
}

.search-kbd {
    padding: 4px 8px;
    background-color: var(--swiss-off-white);
    border: 1px solid rgba(0, 0, 0, 0.1);
    border-radius: 4px;
    font-family: var(--font-mono, 'JetBrains Mono', monospace);
    font-size: 0.65rem;
    color: var(--swiss-black);
    opacity: 0.6;
}

.search-results {
    padding: var(--spacing-4);
}

.search-empty {
    text-align: center;
    padding: var(--spacing-10);
    color: var(--swiss-black);
    opacity: 0.5;
}

.search-empty svg {
    margin-bottom: var(--spacing-4);
    opacity: 0.3;
}

.search-empty p {
    margin: 0;
    font-size: 0.9rem;
}

.search-result {
    display: flex;
    align-items: center;
    gap: var(--spacing-4);
    padding: var(--spacing-4);
    text-decoration: none;
    color: var(--swiss-black);
    border: 2px solid transparent;
    transition: all 0.15s ease;
}

.search-result:hover,
.search-result--active {
    background-color: var(--swiss-off-white);
    border-color: var(--swiss-black);
}

.search-result__type {
    flex-shrink: 0;
    padding: var(--spacing-1) var(--spacing-2);
    background-color: var(--swiss-black);
    color: white;
    font-family: var(--font-mono, 'JetBrains Mono', monospace);
    font-size: 0.6rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.search-result__content {
    flex: 1;
    min-width: 0;
}

.search-result__title {
    font-size: 0.95rem;
    font-weight: 700;
    margin: 0 0 var(--spacing-1) 0;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.search-result__title mark {
    background-color: rgba(255, 59, 48, 0.2);
    color: inherit;
}

.search-result__description {
    font-size: 0.8rem;
    margin: 0;
    opacity: 0.7;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.search-result__arrow {
    flex-shrink: 0;
    opacity: 0;
    transition: opacity 0.15s ease;
}

.search-result:hover .search-result__arrow,
.search-result--active .search-result__arrow {
    opacity: 0.5;
}

.search-modal__footer {
    padding: var(--spacing-3) var(--spacing-6);
    border-top: 2px solid var(--swiss-off-white);
    background-color: var(--swiss-off-white);
}

.search-shortcuts {
    display: flex;
    gap: var(--spacing-6);
    justify-content: center;
}

.search-shortcut {
    display: flex;
    align-items: center;
    gap: var(--spacing-2);
    font-family: var(--font-mono, 'JetBrains Mono', monospace);
    font-size: 0.7rem;
    color: var(--swiss-black);
    opacity: 0.6;
}

.search-shortcut kbd {
    padding: 2px 6px;
    background-color: white;
    border: 1px solid rgba(0, 0, 0, 0.15);
    border-radius: 3px;
}

/* ==========================================================================
   AI SUMMARY BOX
   ========================================================================== */
.ai-summary-box {
    background-color: var(--swiss-off-white);
    border: 2px solid var(--swiss-black);
    padding: var(--spacing-5);
    margin-top: var(--spacing-8);
}

.ai-summary-box__header {
    display: flex;
    align-items: center;
    gap: var(--spacing-2);
    margin-bottom: var(--spacing-2);
}

.ai-summary-box__title {
    font-family: var(--font-mono, 'JetBrains Mono', monospace);
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--swiss-black);
}

.ai-summary-box__description {
    font-size: 0.8rem;
    color: var(--swiss-black);
    opacity: 0.7;
    margin: 0 0 var(--spacing-4) 0;
}

.ai-summary-box__buttons {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-2);
}

.ai-summary-btn {
    display: flex;
    align-items: center;
    gap: var(--spacing-2);
    padding: var(--spacing-3) var(--spacing-4);
    border: 2px solid var(--swiss-black);
    background-color: white;
    color: var(--swiss-black);
    font-family: var(--font-mono, 'JetBrains Mono', monospace);
    font-size: 0.75rem;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.2s ease;
}

.ai-summary-btn:hover {
    transform: translateY(-2px);
    box-shadow: 3px 3px 0 var(--swiss-black);
}

.ai-summary-btn--chatgpt:hover {
    background-color: #10a37f;
    color: white;
    border-color: #10a37f;
}

.ai-summary-btn--google:hover {
    background-color: #4285f4;
    color: white;
    border-color: #4285f4;
}

.ai-summary-btn--perplexity:hover {
    background-color: #20808d;
    color: white;
    border-color: #20808d;
}

/* ==========================================================================
   POST ACTIONS BAR
   ========================================================================== */
.post-actions-bar {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: var(--spacing-4);
    padding: var(--spacing-4) 0;
    margin-bottom: var(--spacing-8);
    border-bottom: 2px solid var(--swiss-off-white);
}

.post-actions-bar__group {
    display: flex;
    align-items: center;
    gap: var(--spacing-2);
}

.post-actions-bar__label {
    display: flex;
    align-items: center;
    gap: var(--spacing-2);
    font-family: var(--font-mono, 'JetBrains Mono', monospace);
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--swiss-black);
    opacity: 0.6;
}

.post-actions-bar__actions {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-2);
}

.post-action-btn {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-2);
    padding: var(--spacing-2) var(--spacing-3);
    background-color: white;
    border: 2px solid var(--swiss-black);
    color: var(--swiss-black);
    font-family: var(--font-mono, 'JetBrains Mono', monospace);
    font-size: 0.7rem;
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    transition: all 0.2s ease;
}

.post-action-btn:hover {
    background-color: var(--swiss-black);
    color: white;
}

.post-action-btn span {
    display: none;
}

@media (min-width: 640px) {
    .post-action-btn span {
        display: inline;
    }
}

/* ==========================================================================
   TOAST NOTIFICATION
   ========================================================================== */
.toast-notification {
    position: fixed;
    bottom: var(--spacing-6);
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    align-items: center;
    gap: var(--spacing-2);
    padding: var(--spacing-3) var(--spacing-5);
    background-color: var(--swiss-black);
    color: white;
    font-family: var(--font-mono, 'JetBrains Mono', monospace);
    font-size: 0.8rem;
    font-weight: 600;
    border: 2px solid var(--swiss-black);
    box-shadow: 4px 4px 0 rgba(0, 0, 0, 0.3);
    z-index: 10000;
    animation: toastIn 0.3s ease, toastOut 0.3s ease 1.7s forwards;
}

@keyframes toastIn {
    from {
        opacity: 0;
        transform: translateX(-50%) translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateX(-50%) translateY(0);
    }
}

@keyframes toastOut {
    from {
        opacity: 1;
        transform: translateX(-50%) translateY(0);
    }
    to {
        opacity: 0;
        transform: translateX(-50%) translateY(-20px);
    }
}

/* ==========================================================================
   READING MODE
   ========================================================================== */
body.reading-mode {
    background-color: #faf9f7;
}

body.reading-mode .site-header,
body.reading-mode .announcement-banner,
body.reading-mode .swiss-toc-sidebar,
body.reading-mode .swiss-post-footer,
body.reading-mode .swiss-share-buttons,
body.reading-mode .site-footer {
    display: none;
}

body.reading-mode .swiss-post-content {
    max-width: 700px;
    margin: 0 auto;
    padding: var(--spacing-12) var(--spacing-6);
    font-size: 1.15rem;
    line-height: 1.85;
}

body.reading-mode .swiss-post-layout {
    display: block;
}

/* ==========================================================================
   PRINT STYLES
   ========================================================================== */
@media print {
    .announcement-banner,
    .site-header,
    .swiss-toc-sidebar,
    .post-actions-bar,
    .ai-summary-box,
    .swiss-share-buttons,
    .site-footer,
    .search-modal {
        display: none !important;
    }
    
    .swiss-post-content {
        max-width: none;
        padding: 0;
    }
    
    a[href]::after {
        content: " (" attr(href) ")";
        font-size: 0.8em;
        color: #666;
    }
}