/* ==========================================================================
   1. MAIN LAYOUT & CONTAINER
   ========================================================================== */

/* Container หลักของแอปพลิเคชัน */
#gustabe-dev-mockup-app {
    font-family: "Prompt", sans-serif;
    display: flex;
    max-width: 1200px;
    margin: 40px auto;
    background: #fff;
    border-radius: 12px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    min-height: 600px;
}

/* Panel ด้านซ้าย (ส่วนแสดงรูป Mockup) */
.gdev-mockup-left-panel {
    flex: 2;
    padding: 30px;
    background: #f4f4f4;
    border-right: 1px solid #eee;
    border-radius: 12px 0 0 12px;
    position: relative;
    display: flex;
    flex-direction: column;
}

/* Panel ด้านขวา (ส่วนควบคุมและ Grid สี) */
.gdev-mockup-right-panel {
    flex: 1;
    padding: 30px;
    display: flex;
    flex-direction: column;
    min-height: 0;
    position: relative;
    border-radius: 0 12px 12px 0;
}

/* ==========================================================================
   2. MOCKUP DISPLAY (Left Panel)
   ========================================================================== */

/* พื้นที่แสดงผลหลัก (ผนังที่จะเปลี่ยนสี) */
#gdev-mockup-surface {
    flex: 1;
    min-height: 450px;
    background-color: #f7f7f7; /* สีเริ่มต้น */
    border-radius: 8px;
    overflow: hidden;
    position: relative;
    transition: background-color 0.4s ease; /* เอฟเฟกต์เปลี่ยนสีนุ่มนวล */
    display: flex;
}

/* กรอบหุ้ม Slider */
.gdev-mockup-slider-wrapper {
    flex: 1;
    position: relative;
    width: 100%;
}

.gdev-mockup-slider {
    position: relative;
    width: 100%;
    height: 100%;
}

/* รูปภาพ Slide (ใช้ background-image) */
.gdev-mockup-slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    display: none; /* ซ่อนไว้ก่อน JS จะสั่งโชว์ */
}

/* กรณีไม่มีรูปภาพ */
.gdev-mockup-slide-empty {
    display: flex;
    align-items: center;
    justify-content: center;
    background: #fafafa;
    color: #999;
}

/* ป้าย Note บนรูปภาพ (เฉพาะ Slide B) */
.gdev-mockup-slide-note {
    position: absolute;
    top: 20px;
    left: 20px;
    background: rgba(0, 0, 0, 0.6);
    color: #fff;
    padding: 8px 15px;
    border-radius: 20px;
    font-size: 14px;
    font-weight: 500;
    pointer-events: none; /* ให้คลิกทะลุได้ */
    z-index: 10;
    backdrop-filter: blur(4px);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
    letter-spacing: 0.5px;
}

/* ปุ่มเลื่อนรูป (Navigation Buttons) */
.gdev-mockup-nav-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(0, 0, 0, 0.4);
    color: #fff;
    border: 1px solid transparent;
    padding: 10px 15px;
    cursor: pointer;
    z-index: 10;
    font-size: 1.5em;
    border-radius: 5px;
    transition: all 0.3s ease;
}
.gdev-mockup-prev-btn {
    left: 40px;
}
.gdev-mockup-next-btn {
    right: 40px;
}

/* Hover & Focus State (สีน้ำเงิน + เหลือง) */
.gdev-mockup-nav-btn:hover,
.gdev-mockup-nav-btn:focus {
    background-color: #002e5e;
    color: #ffcc00;
    border-color: #ffcc00;
    outline: none;
    opacity: 1;
    box-shadow: 0 0 10px rgba(0, 46, 94, 0.5);
}

/* ==========================================================================
   3. CONTROLS & COLOR GRID (Right Panel)
   ========================================================================== */

/* ส่วนเลือกโหมด (Tab Buttons) */
.gdev-mockup-mode-selector {
    display: flex;
    gap: 10px;
    margin: 5px 0 20px 0;
}
.gdev-mockup-btn-mode {
    flex: 1;
    padding: 10px 15px;
    background: #f0f0f0;
    border: 1px solid #ddd;
    border-radius: 5px;
    cursor: pointer;
    transition: all 0.2s;
    font-size: 0.95em;
    font-weight: 500;
}
.gdev-mockup-btn-mode:hover {
    background: #e9e9e9;
    border-color: #ccc;
}
.gdev-mockup-btn-mode.is-active {
    background: #0073aa;
    color: white;
    border-color: #0073aa;
    font-weight: 700;
}

/* เส้นแบ่ง */
.gdev-mockup-divider {
    border: none;
    border-top: 1px solid #eee;
    margin: 15px 0;
}

/* กล่องแสดงข้อมูลสีอ้างอิง (Reference Info) */
.gdev-mockup-reference-info {
    font-size: 0.9em;
    color: #555;
    padding-top: 0.5em;
}
/* (แบบเก่า 1 บรรทัด) */
.gdev-mockup-ref-hex {
    display: inline-block;
    padding: 2px 8px;
    border-radius: 4px;
    border: 1px solid #ddd;
    color: rgba(0, 0, 0, 0.7);
    font-weight: 600;
    margin-left: 5px;
}

/* (แบบใหม่ 2 บรรทัด - ถ้าใช้ V3.2.1) */
.gdev-mockup-reference-wrapper {
    margin-bottom: 20px;
    padding: 12px 14px;
    background: #f9f9f9;
    border-radius: 8px;
}
.gdev-mockup-ref-code {
    display: block;
    font-size: 1.4em;
    font-weight: 700;
    color: #002e5e;
    line-height: 1.2;
}
.gdev-mockup-ref-name {
    display: block;
    font-size: 1em;
    color: #666;
    margin-top: 2px;
}

/* Card for color sync shortcode on mockup page */
.gdev-mockup-sync-card {
    margin-bottom: 16px;
}

/* Catalog grid inside mockup: match catalog journey layout */
.gdev-mockup-sync-card .gustabe-catalog-grid-container {
    padding: 0 !important;
}
.gdev-mockup-sync-card .gustabe-catalog-grid {
    gap: 16px !important;
    margin: 0;
}
.gdev-mockup-sync-card .gustabe-catalog-actions {
    display: none !important;
}


/* Catalog cards fallback */
.gdev-catalog-grid {
    --gdev-catalog-columns: 4;
    display: grid;
    grid-template-columns: repeat(var(--gdev-catalog-columns), minmax(0, 1fr));
    gap: 16px;
}
.gdev-catalog-card {
    display: block;
    border-radius: 10px;
    overflow: hidden;
    text-decoration: none;
    background: #ffffff;
    border: 1px solid #e6e6e6;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.gdev-catalog-card:hover,
.gdev-catalog-card:focus {
    transform: translateY(-2px);
    box-shadow: 0 8px 18px rgba(0, 0, 0, 0.12);
}
.gdev-catalog-card-image {
    width: 100%;
    padding-top: 56%;
    background-size: cover;
    background-position: center;
    background-color: #f4f4f4;
}
.gdev-catalog-card-image.is-placeholder {
    background: linear-gradient(135deg, #f6f6f6 0%, #efefef 100%);
}
.gdev-catalog-card-title {
    padding: 10px 12px;
    font-size: 0.95em;
    font-weight: 600;
    color: #222;
    text-align: center;
}

/* ตารางสี (Color Grid) */
.gdev-mockup-swatch-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr); /* 4 คอลัมน์ */
    gap: 12px;
    margin-top: 20px;
    overflow-y: auto;
    max-height: 280px; /* ความสูงปกติ (Slide A) */
    padding: 8px;
    flex-shrink: 1;
    transition: opacity 0.2s ease-in-out;
}

/* ‼️ ขยาย Grid เฉพาะโหมด Slide B */
[data-layout-mode="mode_b"] .gdev-mockup-swatch-grid {
    max-height: 420px;
}

/* กล่องสีแต่ละอัน (Swatch) */
.gdev-mockup-swatch {
    width: 100%;
    height: 0;
    padding-bottom: 100%; /* สี่เหลี่ยมจัตุรัส */
    border-radius: 10px;
    border: 1px solid #e0e0e0;
    cursor: pointer;
    transition: all 0.2s;
    position: relative;
    overflow: hidden;
}
.gdev-mockup-swatch:hover,
.gdev-mockup-swatch.is-active {
    border-color: #000;
    transform: scale(1.05);
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.15);
}

/* ชื่อสีตอนเอาเมาส์ชี้ (Tooltip) */
.gdev-mockup-swatch-title,
.gdev-mockup-swatch-hex {
    display: none;
}

.gdev-mockup-swatch:hover .gdev-mockup-swatch-title {
    display: block;
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    background: rgba(0, 0, 0, 0.6);
    color: white;
    font-size: 12px;
    padding: 4px;
    text-align: center;
}

/* ==========================================================================
   4. LOADING & STATES
   ========================================================================== */

/* ข้อความ Error / No Results */
.gdev-mockup-error,
.gdev-mockup-no-results {
    font-size: 0.9em;
    color: #777;
    padding: 20px;
    text-align: center;
    grid-column: 1 / -1;
}
.gdev-mockup-error {
    color: #d9534f;
    font-weight: 500;
}

/* Loader Overlay */
.gdev-mockup-loader-overlay-box {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(255, 255, 255, 0.7);
    z-index: 101;
    display: none;
    justify-content: center;
    align-items: center;
}
.gdev-mockup-loader-overlay-box .gdev-mockup-loading-wrapper {
    position: static;
    padding: 20px 25px;
    border-radius: 5px;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
    border: 2px solid #002e5e;
    background-color: #ffffff;
    margin-bottom: 5px;
    display: flex;
    flex-direction: column;
    align-items: center;
}
.gdev-mockup-logo-image {
    width: 80px;
    height: auto;
    display: block;
    margin-bottom: 5px;
}
.gdev-mockup-loading-text {
    font-size: 1rem;
    color: #002e5e;
    text-align: center;
    line-height: 1.2;
}

/* Fallback UI (กรณีไม่มีสีอ้างอิง) */
.gdev-mockup-cta-wrapper {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    width: 100%;
    padding: 30px;
    text-align: center;
    background-color: #f9f9f9;
    border: 2px dashed #e0e0e0;
    border-radius: 8px;
    margin: auto;
}
.gdev-mockup-cta-wrapper .icon {
    font-size: 2.5em;
    margin-bottom: 15px;
}
.gdev-mockup-cta-wrapper p {
    font-size: 1.1em;
    color: #333;
    font-weight: 500;
    margin-bottom: 20px;
}
.gdev-mockup-btn-cta {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin-top: 10px;
    text-decoration: none;
    background: #0073aa;
    color: white;
    padding: 12px 25px;
    border-radius: 8px;
    font-weight: 700;
    transition: background 0.3s;
}
.gdev-mockup-btn-cta:hover {
    background: #005a87;
}
.gdev-mockup-btn-cta .icon {
    font-size: 1.2em;
    margin-right: 10px;
    margin-bottom: 0;
}

/* ==========================================================================
   5. TONE SELECTOR CARDS
   ========================================================================== */

.gdev-mockup-tone-tabs-container {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 10px;
    margin: 15px 0;
}

.gdev-mockup-tone-tab {
    display: block;
    border: 2px solid #ddd;
    border-radius: 4px;
    background: #fff;
    cursor: pointer;
    padding: 0;
    text-align: center;
    overflow: hidden;
    transition: border-color 0.2s, box-shadow 0.2s;
}

.gdev-mockup-tone-tab:hover {
    border-color: #aaa;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
}

.gdev-mockup-tone-tab.is-active {
    border-color: #0073aa;
    box-shadow: 0 1px 4px rgba(0, 115, 170, 0.2);
}

.gdev-mockup-tone-tab.is-active .gdev-tone-title {
    font-weight: bold;
    color: #0073aa;
}

.gdev-tone-image-wrap {
    width: 100%;
    height: 0;
    padding-top: 44.53%;
    position: relative;
    overflow: hidden;
}

.gdev-tone-image-wrap img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.gdev-tone-placeholder {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: #f0f0f0;
}

.gdev-tone-title {
    display: block;
    padding: 8px;
    font-size: 12px;
    font-weight: 500;
    color: #555;
}

/* ==========================================================================
   6. DESIGN PAGE - TONE GRID (Full Width at Top)
   ========================================================================== */

.gdev-design-tone-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 15px;
    max-width: 1200px;
    margin: 0 auto 30px auto;
    padding: 20px;
}

.gdev-design-tone-card {
    display: block;
    border: 2px solid #e0e0e0;
    border-radius: 8px;
    background: #fff;
    cursor: pointer;
    padding: 0;
    text-align: center;
    overflow: hidden;
    transition: all 0.2s ease;
}

.gdev-design-tone-card:hover {
    border-color: #999;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    transform: translateY(-2px);
}

.gdev-design-tone-card.is-active {
    border-color: #0073aa;
    box-shadow: 0 4px 12px rgba(0, 115, 170, 0.25);
}

.gdev-design-tone-card.is-active .gdev-design-tone-title {
    font-weight: 700;
    color: #0073aa;
}

.gdev-design-tone-image {
    width: 100%;
    height: 0;
    padding-top: 44.5%; /* 600x267 aspect ratio */
    position: relative;
    overflow: hidden;
    background-size: cover;
    background-position: center;
    background-color: #f5f5f5;
}

.gdev-design-tone-placeholder {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #f0f0f0 0%, #e0e0e0 100%);
}

.gdev-design-tone-title {
    display: block;
    padding: 10px;
    font-size: 13px;
    font-weight: 500;
    color: #555;
    background: #fff;
    text-align: center;
}

/* Design layout adjustments */
.gdev-design-layout {
    margin-top: 0;
}

/* ==========================================================================
   7. COLOR REMARK NOTE
   ========================================================================== */

.gdev-mockup-color-remark {
    font-size: 0.85em;
    color: #666;
    margin-top: auto;
    padding: 12px 4px 0;
    line-height: 1.4;
}

/* ==========================================================================
   6. RESPONSIVE DESIGN (Mobile)
   ========================================================================== */

@media (max-width: 768px) {
    #gustabe-dev-mockup-app {
        flex-direction: column;
        margin: 20px auto;
        min-height: auto;
    }

    /* ปรับ Panel ซ้าย */
    .gdev-mockup-left-panel {
        padding: 15px;
        border-right: none;
        border-bottom: 1px solid #eee;
        border-radius: 12px 12px 0 0;
    }
    #gdev-mockup-surface {
        min-height: 300px;
        flex: 1;
    }

    /* ปรับ Panel ขวา */
    .gdev-mockup-right-panel {
        padding: 15px;
        border-radius: 0 0 12px 12px;
    }

    /* ปรับปุ่มเลื่อน */
    .gdev-mockup-nav-btn {
        padding: 5px 10px;
        font-size: 1.2em;
    }
    .gdev-mockup-prev-btn {
        left: 25px;
    }
    .gdev-mockup-next-btn {
        right: 25px;
    }

    /* ปรับ Grid มือถือ (4 คอลัมน์ 2 แถว) */
    .gdev-mockup-swatch-grid {
        grid-template-columns: repeat(4, 1fr);
        max-height: 140px; /* 2 แถว */
        overflow-y: auto;
        padding: 5px 10px 5px 5px;
    }

    .gdev-mockup-cta-wrapper {
        padding: 20px;
    }

    /* Tone tabs: horizontal scroll on mobile */
    .gdev-mockup-tone-tabs-container {
        display: flex;
        flex-wrap: nowrap;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
        padding-bottom: 8px;
    }
    .gdev-mockup-tone-tab {
        flex: 0 0 100px;
    }

    /* Design page tone grid: 2 columns on mobile */
    .gdev-design-tone-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 10px;
        padding: 0 15px;
        margin-bottom: 20px;
    }
    .gdev-design-tone-title {
        padding: 8px;
        font-size: 12px;
    }
}