/**
 * Search Overlay Styles
 *
 * 全螢幕搜尋 Overlay 的樣式，支援多種動畫效果。
 * 可由 Hauzii Nexus 整合覆寫內容區域。
 */

/* ========================================
   Base Overlay Styles
   ======================================== */

.hz-search-overlay {
    position: fixed;
    inset: 0;
    z-index: 9999;
    background-color: white;
    display: flex;
    flex-direction: column;

    /* Animation timing */
    --search-duration: 0.3s;
    --search-easing: cubic-bezier(0.4, 0, 0.2, 1);

    /* Default: hidden */
    opacity: 0;
    visibility: hidden;
    transition:
        opacity var(--search-duration) var(--search-easing),
        visibility var(--search-duration) var(--search-easing),
        transform var(--search-duration) var(--search-easing);
}

/* Offset for WP admin bar when logged in */
.admin-bar .hz-search-overlay {
    top: 32px;
}

@media screen and (max-width: 782px) {
    .admin-bar .hz-search-overlay {
        top: 46px;
    }
}

/* Hidden attribute support */
.hz-search-overlay[hidden] {
    display: none;
}

/* Open state */
.hz-search-overlay.hz-open {
    opacity: 1;
    visibility: visible;
}

/* ========================================
   Animation Variants
   ======================================== */

/* Fade (default) */
.hz-search-overlay[data-animation="fade"] {
    /* Uses default opacity transition */
}

/* Slide Up */
.hz-search-overlay[data-animation="slide-up"] {
    transform: translateY(100%);
}

.hz-search-overlay[data-animation="slide-up"].hz-open {
    transform: translateY(0);
}

/* Scale */
.hz-search-overlay[data-animation="scale"] {
    transform: scale(0.95);
}

.hz-search-overlay[data-animation="scale"].hz-open {
    transform: scale(1);
}

/* None */
.hz-search-overlay[data-animation="none"] {
    transition: none;
}

/* ========================================
   Header Section
   ======================================== */

.hz-search-header {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 16px 24px;
    border-bottom: 1px solid #e5e7eb;
    background: white;
    flex-shrink: 0;
}

.hz-search-form {
    flex: 1;
}

.hz-search-input-wrapper {
    position: relative;
    display: flex;
    align-items: center;
}

.hz-search-input-icon {
    position: absolute;
    left: 16px;
    width: 20px;
    height: 20px;
    color: #9ca3af;
    pointer-events: none;
}

.hz-search-overlay .hz-search-input {
    width: 100%;
    padding: 14px 48px 14px 52px;
    font-size: 1.125rem;
    line-height: 1.5;
    background: #f4f4f5;
    border: 1px solid transparent;
    border-radius: 12px;
    outline: none;
    transition: border-color 0.2s, box-shadow 0.2s, background-color 0.2s;
}

.hz-search-overlay .hz-search-input::placeholder {
    color: #a1a1aa;
}

.hz-search-overlay .hz-search-input:focus {
    background: white;
    border-color: #f97316;
    box-shadow: 0 0 0 3px rgba(249, 115, 22, 0.1);
}

/* Clear button */
.hz-search-clear {
    position: absolute;
    right: 12px;
    padding: 6px;
    color: #71717a;
    background: none;
    border: none;
    cursor: pointer;
    border-radius: 4px;
    transition: color 0.15s, background-color 0.15s;
}

.hz-search-clear:hover {
    color: #18181b;
    background: #e4e4e7;
}

.hz-search-clear.hidden {
    display: none;
}

/* Close button */
.hz-search-close {
    flex-shrink: 0;
    padding: 10px;
    color: #71717a;
    background: none;
    border: none;
    cursor: pointer;
    border-radius: 8px;
    transition: color 0.15s, background-color 0.15s;
}

.hz-search-close:hover {
    color: #18181b;
    background: #f4f4f5;
}

/* ========================================
   Content Section
   ======================================== */

.hz-search-content {
    flex: 1;
    overflow-y: auto;
    padding: 24px;
}

/* Default placeholder */
.hz-search-placeholder {
    text-align: center;
    padding: 80px 24px;
}

.hz-search-placeholder p {
    margin: 0;
    font-size: 1rem;
}

/* ========================================
   Mobile Optimizations
   ======================================== */

@media (max-width: 640px) {
    .hz-search-header {
        padding: 12px 16px;
        gap: 12px;
    }

    .hz-search-overlay .hz-search-input {
        padding: 12px 44px 12px 44px;
        font-size: 1rem;
        border-radius: 8px;
    }

    .hz-search-input-icon {
        left: 14px;
        width: 18px;
        height: 18px;
    }

    .hz-search-close {
        padding: 8px;
    }

    .hz-search-content {
        padding: 16px;
    }

    .hz-search-placeholder {
        padding: 60px 16px;
    }
}

/* ========================================
   Dark Mode Support (future)
   ======================================== */

@media (prefers-color-scheme: dark) {
    /* Reserved for dark mode styles */
    /* .hz-search-overlay { ... } */
}

/* ========================================
   Trigger Button
   ======================================== */

.hz-search-trigger {
    padding: 0;
    background: none;
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #52525b;
}

.hz-search-trigger:hover {
    color: #18181b;
}

.hz-search-trigger:focus {
    outline: 2px solid currentColor;
    outline-offset: 2px;
    border-radius: 4px;
}