/* ===== 字級 RWD 縮放 (Typography Responsive Scale) =====
           :root 內每一個 --text-* 變數在此依斷點統一縮小，全站所有引用
           var(--text-*) 的地方會自動跟著變小，不需要在個別 class 裡另外
           覆寫 font-size（符合 design-system.md 規範 §2.3）。 */
        @media (max-width: 1024px) {
            :root {
                --text-giga: 9rem;
                --text-mega: 6.5rem;
                --text-hero: 4.4rem;
                --text-4xl: 3rem;
                --text-3xl: 2.6rem;
                --text-2xl: 1.9rem;
                --text-xl: 1.6rem;
                --text-lg: 1.2rem;

                --space-section-md: 70px;
                --space-section-lg: 90px;
                --space-section-xl: 100px;
            }
        }

* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

/* 標題與詩意字體 */
        h1, h2, h3, h4, .serif {
            font-family: var(--font-serif);
            font-weight: 300;
            color: var(--c-ink);
            letter-spacing: 0.08em;
        }

.en-poetic-lead {
            font-family: var(--font-display);
            letter-spacing: 0.25em;
            text-transform: uppercase;
            font-size: var(--text-sm);
            color: var(--c-muted);
            display: block;
            margin-bottom: 2px; /* 從 12px 縮短以拉近兩行文字的間距 */
        }

.en-poetic-title {
            font-family: var(--font-display);
            font-size: var(--text-3xl);
            line-height: 1.1;
            letter-spacing: 0.12em;
            text-transform: uppercase;
            color: var(--c-ink);
            font-weight: 400;
        }

.en-poetic-title em {
            color: var(--c-copper);
            font-style: normal;
        }

/* 全站 Loading 效果 */
        .site-loader {
            position: fixed;
            inset: 0;
            z-index: 9999;
            background: var(--c-canvas);
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            gap: 12px;
            transition: opacity 0.9s var(--ease-poetic), visibility 0.9s var(--ease-poetic);
        }

.site-loader.is-hidden {
            opacity: 0;
            visibility: hidden;
            pointer-events: none;
        }

.site-loader-mark {
            width: 40px;
            height: auto;
            opacity: 0;
            animation: loader-mark-in 1s var(--ease-poetic) 0.1s forwards;
        }

.site-loader-line {
            width: 0;
            height: 1px;
            background: var(--c-ink);
            animation: loader-line-pulse 2.2s ease-in-out 0.3s infinite;
        }

.site-loader-text {
            font-family: var(--font-display);
            font-size: var(--text-tiny);
            letter-spacing: 0.35em;
            text-transform: uppercase;
            color: var(--c-subtitle-blue);
            opacity: 0;
            animation: loader-mark-in 1s var(--ease-poetic) 0.3s forwards;
        }

@keyframes loader-mark-in {
            from { opacity: 0; transform: translateY(8px); }
            to { opacity: 1; transform: translateY(0); }
        }

@keyframes loader-line-pulse {
            0%, 100% { width: 0; opacity: 0; }
            50% { width: 64px; opacity: 0.55; }
        }

/* 版面容器與格線 */
        .blanz-container {
            max-width: 1440px;
            margin: 0 auto;
            padding: 0 60px;
        }

/* 頂部極簡固定導覽 */
        header.blanz-header {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            z-index: 1000;
            background: rgba(255, 255, 255, 0.92);
            backdrop-filter: blur(16px);
            border-bottom: 1px solid var(--c-line);
            transition: all 0.4s var(--ease-poetic);
            animation: hero-fade-down 1s cubic-bezier(0.16, 1, 0.3, 1) both;
        }

.blanz-nav-inner {
            max-width: 1440px;
            margin: 0 auto;
            padding: 12px 60px; /* 縮減上下 padding，讓導覽列變矮 */
            display: grid;
            grid-template-columns: 1fr auto 1fr;
            align-items: center;
        }

.nav-left-area {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding-right: 40px;
        }

.nav-right-area {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding-left: 40px;
        }

.nav-split-menu {
            display: flex;
            list-style: none;
            gap: 40px;
            align-items: center;
            margin: 0;
            padding: 0;
        }

.nav-split-menu a {
            text-decoration: none;
            color: var(--c-charcoal);
            font-size: var(--text-sm);
            letter-spacing: 0.18em;
            text-transform: uppercase;
            font-weight: 400;
            transition: color 0.3s ease;
        }

.nav-split-menu a:hover {
            color: var(--c-copper);
        }

/* 導覽下拉選單（仿 dropdown-demo-advanced.html 提案 D：無界延展，改為淺色玻璃質感） */
        .has-dropdown {
            position: relative;
        }

/* 下拉選單背景寬度滿版貼齊導覽列下方，內容置中 */
        .nav-dropdown {
            position: fixed;
            top: var(--header-h, 74px);
            left: 0;
            width: 100vw;
            display: flex;
            justify-content: center;
            background: rgba(255, 255, 255, 0.97);
            backdrop-filter: blur(16px);
            box-shadow: 0 24px 50px rgba(14, 18, 23, 0.1);
            opacity: 0;
            visibility: hidden;
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.5s var(--ease-poetic), opacity 0.4s ease, visibility 0.5s;
            z-index: 100;
        }

.has-dropdown:hover .nav-dropdown,
        .has-dropdown.is-open .nav-dropdown {
            opacity: 1;
            visibility: visible;
            max-height: 420px;
        }

.nav-dropdown-inner {
            display: flex;
            flex-direction: column;
            align-items: stretch;
            width: 100%;
            gap: 0;
            padding: 12px 22px;
        }

.nav-dropdown a {
            display: block;
            font-family: var(--font-sans);
            font-size: var(--text-sm);
            letter-spacing: 0.18em;
            color: var(--c-charcoal);
            text-decoration: none;
            text-align: center;
            white-space: nowrap;
            font-weight: 400;
            padding: 10px 14px;
            transition: color 0.3s ease;
        }

/* 一個連結被 hover 時，其他連結一起淡下去，形成群組明暗對比 */
        .nav-dropdown-inner:hover a {
            color: rgba(30, 34, 41, 0.35);
        }

.nav-dropdown a:hover {
            color: var(--c-subtitle-blue);
        }

.nav-center-icon {
            display: flex;
            align-items: center;
            justify-content: center;
        }

body.nav-open .nav-hamburger span:nth-child(1) { transform: translateY(7px) rotate(45deg); width: 24px; }

body.nav-open .nav-hamburger span:nth-child(2) { opacity: 0; }

body.nav-open .nav-hamburger span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); width: 24px; }

body.nav-open .nav-mobile-panel {
            opacity: 1;
            visibility: visible;
            transform: translateY(0);
        }

.nav-mobile-group {
            border-bottom: 1px solid var(--c-line);
        }

.nav-mobile-group.is-open .nav-mobile-group-head i {
            transform: rotate(180deg);
        }

.nav-mobile-sub {
            display: grid;
            grid-template-rows: 0fr;
            transition: grid-template-rows 0.4s var(--ease-poetic);
        }

.nav-mobile-group.is-open .nav-mobile-sub {
            grid-template-rows: 1fr;
        }

/* 頂部詩意標題區塊 */
        .hero-intro-section {
            background-color: var(--c-white);
            padding-top: 90px; /* 縮減高度，原本 120px */
        }

.hero-poetic-header {
            text-align: center;
            padding: 10px 0 20px 0; /* 縮減高度，原本 20px 0 40px 0 */
            animation: hero-fade-down 1.2s cubic-bezier(0.16, 1, 0.3, 1) 0.15s both;
        }

/* 區塊 1：HERO BANNER (全景大洋與幻燈片導覽) */
        .blanz-hero {
            position: relative;
            width: 100%;
            height: calc(100vh - 190px); /* 更精確地扣除上方白色區塊高度 */
            min-height: 500px; /* 安全最小高度 */
            overflow: hidden;
            display: flex;
            align-items: flex-end;
            padding-bottom: 20px; 
            z-index: 1;
        }

.hero-bg-wrapper {
            position: absolute;
            inset: 0;
            z-index: -1;
            animation: hero-bg-reveal 1.8s cubic-bezier(0.16, 1, 0.3, 1) 0.2s both;
        }

@keyframes hero-bg-reveal {
            from { transform: scale(1.08); }
            to { transform: scale(1); }
        }

/* 放大動畫跟 4 秒自動切換同步：原尺寸 → 放大 → 收回原尺寸，收回後才切換下一張，
           轉場那一刻永遠剛好落在 1.02 基準值，跟 WebGL shader 的補償係數對齊，不會跳動 */
        @keyframes hero-zoom-cycle {
            0% { transform: scale(1.02); }
            65% { transform: scale(1.06); }
            100% { transform: scale(1.02); }
        }

.hero-bg-img.active {
            animation-name: hero-zoom-cycle;
            animation-timing-function: ease-in-out;
            /* 實際秒數由 JS 動態帶入（= 自動切換間隔 - 轉場時間），確保收回原尺寸的時機剛好對齊下一次轉場 */
            opacity: 1;
            z-index: 2;
        }

.hero-morph-canvas {
            position: absolute;
            inset: 0;
            width: 100%;
            height: 100%;
            z-index: 2;
            opacity: 0;
            pointer-events: none;
        }

.hero-morph-canvas.active {
            opacity: 1;
        }

.hero-content-wrapper {
            position: relative;
            width: 100%;
            height: 100%;
            display: flex;
            flex-direction: column;
            justify-content: space-between;
            padding-top: 40px; /* 取消 140px，因為上方已經沒有 fixed header 擋住影像了 */
            padding-left: 40px; 
            padding-right: 40px;
            z-index: 2;
        }

/* 幻燈片圓點 */
        .hero-slide-dots {
            align-self: flex-end;
            display: flex;
            flex-direction: column;
            gap: 16px;
            margin-top: 40px;
            padding-right: 20px;
            animation: hero-fade-in 1s ease 0.9s both;
        }

.hero-slide-dots .dot {
            width: 5px;
            height: 5px;
            border-radius: 50%;
            background-color: rgba(255, 255, 255, 0.3);
            cursor: pointer;
            transition: all 0.3s ease;
        }

.hero-slide-dots .dot.active, .hero-slide-dots .dot:hover {
            background-color: #FFFFFF;
            transform: scale(1.5);
        }

/* 底部區域 */
        .hero-bottom-area {
            display: flex;
            justify-content: flex-end; /* 讓導覽靠右 */
            align-items: flex-end;
            width: 100%;
            height: 100%;
            position: relative;
        }

/* 巨大英文標題 (緊貼最左下角) */
        .hero-big-title-group {
            position: absolute;
            left: 0; /* 緊貼 content-wrapper 的左側 */
            bottom: 0; /* 貼齊 bottom-area 底部 */
            display: flex;
            align-items: baseline;
            gap: 24px;
            z-index: 5;
        }

.hero-big-title {
            font-family: var(--font-display);
            font-size: var(--text-mega);
            color: #FFFFFF;
            font-weight: 300;
            line-height: 0.75;
            letter-spacing: 0.02em;
            text-transform: uppercase;
            text-shadow: 0 10px 40px rgba(0,0,0,0.3);
            margin: 0;
            padding-bottom: 10px; /* 留一點點避免被裁切 */
            animation: hero-title-up 1.4s cubic-bezier(0.16, 1, 0.3, 1) 0.3s both;
        }

.hero-big-subtitle {
            font-family: var(--font-sans);
            font-size: 1.1rem;
            color: rgba(255,255,255,0.9);
            letter-spacing: 0.25em;
            text-transform: uppercase;
            position: relative;
            top: -16px;
            text-shadow: 0 4px 10px rgba(0,0,0,0.2);
            white-space: nowrap;
            animation: hero-sub-slide 1.2s cubic-bezier(0.16, 1, 0.3, 1) 0.55s both;
        }

/* 右側導覽選單 */
        .hero-slide-nav {
            display: flex;
            flex-direction: column;
            align-items: flex-end;
            gap: 0px;
            position: relative;
        }

.slide-nav-item {
            display: flex;
            align-items: center;
            justify-content: space-between;
            text-decoration: none;
            color: rgba(255, 255, 255, 0.6);
            font-size: var(--text-xs);
            letter-spacing: 0.15em;
            padding: 16px 0;
            border-bottom: 1px solid rgba(255, 255, 255, 0.2);
            transition: all 0.3s ease;
            width: 260px;
            text-transform: uppercase;
            animation: hero-nav-slide 1s cubic-bezier(0.16, 1, 0.3, 1) both;
        }

.hero-slide-nav .slide-nav-item:nth-child(1) { animation-delay: 0.45s; }

.hero-slide-nav .slide-nav-item:nth-child(2) { animation-delay: 0.6s; }

.hero-slide-nav .slide-nav-item:nth-child(3) { animation-delay: 0.75s; }

.hero-slide-nav .slide-nav-item:nth-child(4) { animation-delay: 0.9s; }

@keyframes hero-fade-down {
            from { opacity: 0; transform: translateY(-24px); }
            to { opacity: 1; transform: translateY(0); }
        }

@keyframes hero-title-up {
            from { opacity: 0; transform: translateY(60px); }
            to { opacity: 1; transform: translateY(0); }
        }

@keyframes hero-sub-slide {
            from { opacity: 0; transform: translateX(30px); }
            to { opacity: 1; transform: translateX(0); }
        }

@keyframes hero-nav-slide {
            from { opacity: 0; transform: translateX(40px); }
            to { opacity: 1; transform: translateX(0); }
        }

@keyframes hero-fade-in {
            from { opacity: 0; }
            to { opacity: 1; }
        }

.slide-nav-item:hover, .slide-nav-item.active-nav {
            color: #FFFFFF;
            border-bottom-color: #FFFFFF;
            padding-right: 10px;
        }

.slide-nav-item .nav-icon {
            width: 16px;
            height: 16px;
            flex-shrink: 0;
            opacity: 0;
            transition: transform 0.3s ease, opacity 0.3s ease;
        }

.slide-nav-item:hover .nav-icon, .slide-nav-item.active-nav .nav-icon {
            opacity: 1;
        }

/* 區塊 2：ABOUT GROUP (文字疊圖歪斜錯位版面) */
        .about-hero-header {
            display: flex;
            justify-content: space-between;
            align-items: flex-start;
            gap: 60px;
            position: relative;
            z-index: 2;
            margin-bottom: -70px;
        }

.about-hero-title {
            font-family: var(--font-display);
            font-size: var(--text-3xl);
            line-height: 1.2;
            letter-spacing: 0.04em;
            text-transform: uppercase;
            color: var(--c-ink);
            font-weight: 400;
            margin: 0;
            transform: translateY(-90px);
            will-change: transform;
        }

.about-hero-title .accent-line {
            color: var(--c-subtitle-blue);
            font-family: var(--font-serif);
            font-size: var(--text-lg);
            font-weight: 400;
            letter-spacing: 0.15em;
            display: block;
            margin-top: 16px;
        }

.about-hero-desc {
            max-width: 620px;
            padding-top: 14px;
            text-align: right;
            flex-shrink: 0;
        }

.about-hero-desc p {
            font-size: var(--text-xs);
            color: var(--c-muted);
            line-height: 1.9;
        }

.about-hero-banner {
            position: relative;
            z-index: 1;
            margin-left: 18%;
            height: 440px;
            overflow: hidden;
        }

.about-hero-banner img {
            width: 100%;
            height: 140%; /* 預留更多高度給視差滾動，效果更明顯 */
            object-fit: cover;
            display: block;
            will-change: transform;
            transform: translateY(-30%); /* 初始預設防閃爍 */
        }

/* 區塊 3：THE BLANZ POETIC ARCHITECTURE (三大事業群) */
        .poetic-quote-wrap {
            margin-bottom: 80px;
            display: flex;
            align-items: flex-start;
            gap: 24px;
        }

.poetic-quote-desc {
            display: grid;
            grid-template-columns: 1.2fr 1fr;
            gap: 60px;
            width: 100%;
            align-items: baseline;
        }

/* 區塊 4：KEY NUMBERS & PANORAMIC CITYSCAPE (日夜雙重景觀橫幅) */
        /* 區塊 5：ESG & SUSTAINABILITY (錯位海天疊加排版) */
        .esg-stagger-layout {
            display: grid;
            grid-template-columns: 1fr 1.1fr;
            gap: 90px;
            align-items: center;
        }

.esg-dual-img-stack {
            position: relative;
            padding-bottom: 70px;
        }

.esg-img-main {
            width: 90%;
            height: 380px;
            overflow: hidden;
        }

.esg-img-main img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

.esg-img-overlap {
            position: absolute;
            bottom: 0;
            right: 0;
            width: 65%;
            height: 220px;
            overflow: hidden;
            border: 8px solid var(--c-white);
            box-shadow: 0 20px 50px rgba(0,0,0,0.08);
        }

.esg-img-overlap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

.esg-editorial-right {
            padding-left: 20px;
        }

.esg-pillar-item {
            margin-bottom: 36px;
            position: relative;
            padding-left: 28px;
            border-left: 1px solid var(--c-line);
            transition: border-color 0.3s ease;
        }

.esg-pillar-item:hover {
            border-left-color: var(--c-copper);
        }

.esg-pillar-title {
            font-size: var(--text-lg);
            color: var(--c-ink);
            margin-bottom: 6px;
            font-weight: 400;
        }

.esg-pillar-en {
            font-family: var(--font-display);
            font-size: var(--text-tiny);
            letter-spacing: 0.22em;
            color: var(--c-copper);
            margin-bottom: 12px;
            display: block;
        }

.esg-pillar-text {
            font-size: var(--text-sm);
            color: var(--c-muted);
            line-height: 1.9;
        }

/* 區塊 6：POETIC CLASS & CERTIFICATIONS (圓形天光意象 + 4 欄垂直藝廊) */
        .rotunda-cert-section {
            background-color: var(--c-canvas);
            border-top: 1px solid var(--c-line);
            border-bottom: 1px solid var(--c-line);
            padding: 160px 0;
        }

.rotunda-layout-grid {
            display: grid;
            grid-template-columns: 0.9fr 1.1fr;
            gap: 90px;
            align-items: center;
            margin-bottom: 100px;
        }

.rotunda-circle-frame {
            width: 100%;
            height: 480px;
            overflow: hidden;
            background: #EAE6DF;
        }

.rotunda-circle-frame img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            filter: grayscale(100%) contrast(110%);
        }

.rotunda-right-text {
            padding-right: 40px;
        }

/* 4 欄垂直藝廊切片 (4-Columns Artwork Grid) */
        .art-slices-4-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            margin-bottom: 50px;
        }

.art-slice-box {
            height: 380px;
            overflow: hidden;
            background: #F0EDE8;
        }

.art-slice-box img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            filter: grayscale(10%) brightness(0.96);
            transition: transform 10s ease;
        }

.art-slice-box:hover img {
            transform: scale(1.06);
        }

.contact-poetic-header {
            text-align: center;
            max-width: 720px;
            margin: 0 auto 100px;
        }

.contact-poetic-title {
            font-family: var(--font-display);
            font-size: var(--text-3xl);
            line-height: 1.1;
            letter-spacing: 0.08em;
            text-transform: uppercase;
            color: var(--c-ink);
            font-weight: 400;
        }

.contact-poetic-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 90px;
            align-items: start;
            max-width: 1040px;
            margin: 0 auto;
        }

.contact-poetic-info p {
            font-size: 0.96rem;
            color: var(--c-muted);
            line-height: 2.1;
            margin-bottom: 40px;
            max-width: 480px;
        }

.contact-channels-list {
            list-style: none;
            margin-bottom: 40px;
        }

.contact-channels-list li {
            padding: 16px 0;
            border-bottom: 1px solid var(--c-line);
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

.channel-label {
            font-size: var(--text-sm);
            color: var(--c-ink);
        }

.channel-mail {
            font-family: var(--font-display);
            font-size: var(--text-base);
            color: var(--c-copper);
            text-decoration: none;
        }

/* 極簡無框線下劃線表單 */
        .form-poetic-box {
            position: relative;
        }

.form-poetic-box::before {
            content: '';
            position: absolute;
            left: -45px;
            top: 4px;
            bottom: 4px;
            width: 1px;
            background: var(--c-line);
        }

.form-line-group {
            margin-bottom: 32px;
        }

.form-line-label {
            display: block;
            font-family: var(--font-display);
            font-size: var(--text-sm);
            font-weight: 600;
            letter-spacing: normal;
            text-transform: uppercase;
            color: var(--c-charcoal);
            margin-bottom: 8px;
        }

.form-line-input, .form-line-textarea {
            width: 100%;
            padding: 12px 0;
            background: transparent;
            border: none;
            border-bottom: 1px solid var(--c-line);
            font-family: inherit;
            font-size: var(--text-sm);
            color: var(--c-ink);
            outline: none;
            transition: border-color 0.4s ease;
            border-radius: 0;
        }

.form-line-input:focus, .form-line-textarea:focus {
            border-bottom-color: var(--c-ink);
        }

/* 洽詢類別自訂下拉選單，取代瀏覽器原生下拉樣式 */
        .custom-select {
            position: relative;
        }

.custom-select-trigger {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 12px 0;
            background: transparent;
            border: none;
            border-bottom: 1px solid var(--c-line);
            font-family: inherit;
            font-size: var(--text-sm);
            color: var(--c-ink);
            text-align: left;
            cursor: pointer;
            outline: none;
            transition: border-color 0.4s ease;
        }

.custom-select-trigger:hover,
        .custom-select.is-open .custom-select-trigger {
            border-bottom-color: var(--c-ink);
        }

.custom-select-value.is-placeholder {
            color: var(--c-muted);
        }

.custom-select-chevron {
            width: 16px;
            height: 16px;
            color: var(--c-muted);
            flex-shrink: 0;
            transition: transform 0.3s ease;
        }

.custom-select.is-open .custom-select-chevron {
            transform: rotate(180deg);
        }

.custom-select-list {
            position: absolute;
            top: calc(100% + 8px);
            left: 0;
            right: 0;
            list-style: none;
            margin: 0;
            padding: 6px 0;
            background: rgba(255, 255, 255, 0.97);
            backdrop-filter: blur(16px);
            border: 1px solid var(--c-line);
            box-shadow: 0 20px 40px rgba(14, 18, 23, 0.1);
            max-height: 0;
            overflow: hidden;
            opacity: 0;
            visibility: hidden;
            transition: max-height 0.4s var(--ease-poetic), opacity 0.3s ease, visibility 0.4s;
            z-index: 50;
        }

.custom-select.is-open .custom-select-list {
            max-height: 320px;
            opacity: 1;
            visibility: visible;
        }

.custom-select-list li {
            padding: 12px 16px;
            font-family: var(--font-serif);
            font-size: var(--text-sm);
            letter-spacing: 0.03em;
            color: var(--c-charcoal);
            cursor: pointer;
            transition: color 0.25s ease, background-color 0.25s ease;
        }

.custom-select-list li:hover,
        .custom-select-list li.is-active {
            color: var(--c-subtitle-blue);
            background-color: var(--c-subtle);
        }

.btn-poetic-submit {
            display: inline-block;
            background: none;
            border: none;
            color: var(--c-ink);
            padding: 0 0 8px 0;
            font-family: var(--font-display);
            font-size: var(--text-xs);
            letter-spacing: 0.25em;
            text-transform: uppercase;
            /* 隱藏原本的預設游標，因為我們有自己的藍綠點點 */
            cursor: none; 
            margin-top: 16px;
            position: relative;
            transition: color 0.4s ease;
        }

.btn-poetic-submit::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 100%;
            height: 1px;
            background-color: var(--c-ink);
            /* 跟上面一模一樣的 1.5s 極致緩慢縮短效果 */
            transition: width 1.5s cubic-bezier(0.16, 1, 0.3, 1), background-color 0.4s ease;
        }

.btn-poetic-submit:hover {
            color: rgb(0, 139, 156); /* 變成滑鼠游標的藍綠色 */
        }

.btn-poetic-submit:hover::after {
            width: 0%; /* 線條縮短到消失 */
            background-color: rgb(0, 139, 156);
        }

/* 頁尾 FOOTER (THE BLANZ 標誌性居中微型 Logo 與極簡收尾) */
        footer.blanz-footer {
            background: var(--c-white);
            border-top: 1px solid var(--c-line);
            padding: 40px 0 28px 0;
            text-align: center;
        }

.footer-logo-center {
            font-family: var(--font-display);
            font-size: var(--text-xl);
            letter-spacing: 0.35em;
            color: var(--c-ink);
            margin-bottom: 14px;
            text-transform: uppercase;
        }

.footer-poetic-statement {
            font-family: var(--font-serif);
            font-size: var(--text-sm);
            color: var(--c-muted);
            max-width: 680px;
            margin: 0 auto 18px auto;
            line-height: 2.1;
        }

.footer-bottom-info {
            text-align: center;
            font-size: var(--text-tiny);
            letter-spacing: 0.15em;
            color: var(--c-muted);
            padding-top: 12px;
        }

/* 訊息反饋通知 */
        .toast-blanz {
            position: fixed;
            bottom: 40px;
            right: 40px;
            background: var(--c-ink);
            color: #FFFFFF;
            padding: 18px 32px;
            font-size: var(--text-xs);
            letter-spacing: 0.15em;
            display: none;
            align-items: center;
            gap: 14px;
            z-index: 2000;
        }

.projects-header-top {
            display: flex;
            justify-content: space-between;
            align-items: flex-end;
            border-bottom: 1px solid var(--c-line);
            padding-bottom: 20px;
            margin-bottom: 50px;
        }

.projects-h2 {
            font-family: var(--font-display);
            font-size: var(--text-3xl);
            color: var(--c-ink);
            letter-spacing: 0.08em;
            line-height: 1;
        }

.projects-4-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }

.project-card-item:hover {
            transform: translateY(-12px) !important; /* 加上 !important 避免被 ScrollReveal 覆蓋 */
            box-shadow: 0 32px 70px rgba(0, 73, 91, 0.18); /* 深海陰影跟著加深加大 */
            border-color: rgba(0, 73, 91, 0.2);
        }

.project-thumb-box {
            height: 320px;
            overflow: hidden;
            position: relative;
        }

.project-thumb-box img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 8s ease;
        }

.project-card-item:hover .project-thumb-box img {
            transform: scale(1.06);
        }

.project-card-body {
            padding: 24px 20px;
        }

.project-card-tag {
            font-family: var(--font-sans);
            font-size: var(--text-xs);
            color: var(--c-copper);
            text-transform: uppercase;
            margin-bottom: 6px;
            display: block;
        }

.project-card-title {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--c-ink);
            margin-bottom: 6px;
            line-height: 1.4;
        }

.project-card-desc {
            font-size: var(--text-xs);
            color: var(--c-muted);
            line-height: 1.6;
        }

@media (max-width: 1024px) {
            .projects-4-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

.dark-sectors-layout {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

.dark-sectors-top {
            display: flex;
            gap: 40px; /* 留出充足間距 */
            align-items: center;
        }

.dark-sectors-intro {
            flex: 0 0 auto; /* 自動縮放到文字剛剛好的寬度 */
            white-space: nowrap; /* 強制不換行，維持完美的 3 行 */
        }

.dark-sectors-title {
            font-family: var(--font-display);
            font-size: var(--text-3xl);
            line-height: 1.2;
            letter-spacing: 0.04em;
            text-transform: uppercase;
            color: var(--c-ink);
            font-weight: 400;
            margin-bottom: 0;
        }

.dark-sectors-accent {
            display: block;
            font-family: var(--font-serif);
            font-size: var(--text-lg);
            font-weight: 400;
            color: var(--c-subtitle-blue);
            letter-spacing: 0.15em;
            margin-top: 16px;
        }

.dark-sectors-row {
            display: flex;
            gap: 16px;
        }

.dark-sectors-row.row-1 {
            flex: 1;
            min-width: 0;
        }

.dark-sectors-row.row-1 .dark-card {
            height: 380px;
        }

.dark-sectors-row.row-2 .dark-card {
            height: 320px;
        }

.dark-card-lg { flex: 3.5; }

.dark-card-plain { flex: 0.8; }

.dark-sectors-row.row-2 .dark-card-md:first-child { flex: 1; }

.dark-sectors-row.row-2 .dark-card-md:last-child { flex: 1; }

.dark-card {
            position: relative;
            display: block;
            overflow: hidden;
            border-radius: 4px;
            text-decoration: none;
        }

.dark-card img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            display: block;
            filter: brightness(0.78);
            transition: transform 0.6s var(--ease-poetic), filter 0.6s ease;
        }

.dark-card:hover img {
            transform: scale(1.05);
            filter: brightness(0.6);
        }

.dark-card-caption {
            position: absolute;
            left: 0;
            bottom: 0;
            width: 100%;
            padding: 28px 30px;
            background: linear-gradient(0deg, rgba(0,0,0,0.75) 0%, rgba(0,0,0,0) 65%);
        }

.dark-card-caption h3 {
            font-family: var(--font-serif);
            font-size: var(--text-lg);
            font-weight: 500;
            color: #FFFFFF;
            margin-bottom: 8px;
            letter-spacing: 0.02em;
        }

.dark-card-caption p {
            font-size: var(--text-xs);
            color: #FFFFFF;
            line-height: 1.7;
            max-width: 420px;
            margin-bottom: 14px;
        }

.dark-card-link {
            font-size: var(--text-xs);
            letter-spacing: 0.1em;
            text-transform: uppercase;
            color: #FFFFFF;
            padding-bottom: 6px;
            position: relative;
            display: inline-block;
        }

.dark-card-link::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 100%;
            height: 1px;
            background-color: rgba(255, 255, 255, 0.5);
            transition: width 1.5s cubic-bezier(0.16, 1, 0.3, 1);
        }

.dark-card:hover .dark-card-link::after {
            width: 0%;
        }

#about {
            padding-bottom: 50px;
        }

.staggered-layout {
            display: flex;
            flex-direction: column;
            gap: 100px;
            width: 100%;
            position: relative;
            padding-bottom: 60px;
        }

.sector-group {
            position: relative;
            width: 100%;
            display: flex;
        }

/* 背景線條裝飾：只鋪在最外側邊緣與頂部/底部留白，避開船體與文字 */
        .staggered-lineart {
            position: absolute;
            top: 0;
            left: 50%;
            width: 100vw;
            height: 100%;
            margin-left: -50vw;
            z-index: 2;
            pointer-events: none;
        }

.staggered-lineart .lineart-wave {
            fill: none;
            stroke: rgba(14, 18, 23, 0.24);
            stroke-width: 1px;
            stroke-linecap: round;
            vector-effect: non-scaling-stroke;
        }

.staggered-lineart .lineart-echo {
            fill: none;
            stroke: rgba(14, 18, 23, 0.1);
            stroke-width: 1px;
            stroke-dasharray: 1 7;
            stroke-linecap: round;
            vector-effect: non-scaling-stroke;
        }

.lineart-accent-dot {
            position: absolute;
            width: 8px;
            height: 8px;
            background-color: rgba(0, 73, 91, 0.6);
            border-radius: 50%;
            transform: translate(-50%, -50%);
            z-index: 3;
        }

@keyframes ship-float {
            0% { translate: 0 0px; }
            50% { translate: 0 -20px; }
            100% { translate: 0 0px; }
        }

.ship-img {
            display: block;
            height: auto;
            will-change: translate, scale;
            transform: translateZ(0); /* 強制開啟 GPU 次像素平滑渲染 (Sub-pixel rendering) */
            backface-visibility: hidden; /* 防止邊緣閃爍 */
            animation: ship-float 3.5s ease-in-out infinite;
            transition: scale 0.8s cubic-bezier(0.25, 1, 0.5, 1);
            scale: 1;
        }

.group-1 .ship-img { animation-delay: 0s; }

.group-2 .ship-img { animation-delay: -2s; }

.group-3 .ship-img { animation-delay: -4s; }

/* Group 1: WIN HOPE 707 (華偉) */
        .group-1 {
            flex-direction: column;
            align-items: flex-start;
            position: relative;
        }

.group-1 .header-block {
            position: absolute;
            right: 0;
            left: auto;
            top: 10%; /* 固定在右側上方 */
            transform: none; /* 移除 translateY 避免難以預測的位移 */
            width: 360px;
            z-index: 10;
        }

.group-1 .header-block .eyebrow-en {
            display: block;
            font-size: var(--text-xs);
            font-family: var(--font-sans);
            letter-spacing: 0.28em;
            color: #8F9CA8;
            text-transform: uppercase;
            font-weight: 500;
            margin-bottom: 6px;
        }

.group-1 .header-block h2 {
            font-size: var(--text-3xl);
            color: #2b3947;
            margin-bottom: 8px;
            line-height: 1.12;
            font-family: var(--font-serif);
            letter-spacing: 0.05em;
        }

.group-1 .header-block span.tagline {
            font-family: var(--font-serif); 
            font-size: var(--text-lg); 
            font-weight: 400;
            color: var(--c-subtitle-blue); 
            letter-spacing: 0.15em;
            display: block;
            margin-top: 16px;
        }

.group-1 .ship-img {
            width: 72%;
            max-width: 880px;
            height: auto;
            object-fit: contain;
            margin-left: -60px; /* 把船往左拉，不碰到右邊文字 */
            margin-top: 180px; /* 只有大船本身大幅往下推 */
            margin-bottom: 0px;
        }

.group-1 .overlay-panel {
            position: absolute;
            right: 0; /* 固定在右側 */
            top: 48%; /* 往上拉近與大標題的間距，調整至剛剛好的距離 */
            bottom: auto;
            width: 360px;
            margin: 0;
            z-index: 10;
        }

/* Group 2: TIARA 108 (巨寶) */
        .group-2 {
            flex-direction: row;
            justify-content: flex-start;
            align-items: flex-start; /* 改為靠上對齊 */
            gap: 0px;
            margin-top: -100px; /* 往上拉近與第一組的距離 */
        }

.group-2 .overlay-panel {
            width: 360px;
            flex-shrink: 0;
            margin-top: 100px; /* 往下推移一點，對齊船頭左上方空白處 */
        }

/* Group 3: BL2203 (華昇) */
        .group-3 {
            flex-direction: row;
            justify-content: space-between;
            align-items: center;
            gap: 48px;
        }

.group-3 .ship-img {
            width: 66%;
            max-width: 840px;
            height: auto;
            object-fit: contain;
        }

.group-3 .overlay-panel {
            width: 360px;
            flex-shrink: 0;
        }

/* Cards / Panels */
        .overlay-panel {
            background: transparent;
            padding: 0;
            box-shadow: none;
            border: none;
            transition: transform 0.4s ease;
            z-index: 20;
        }

.sector-group:hover .overlay-panel {
            transform: translateY(-4px);
        }

.sector-brand-logo {
            height: 40px; /* 稍微放大 Logo */
            width: auto;
            object-fit: contain;
            display: block;
            margin-bottom: 14px;
        }

.panel-header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-bottom: 8px;
        }

.panel-title {
            font-size: 1.15rem;
            font-weight: 700;
            color: #0E2238;
            letter-spacing: 0.02em;
        }

.panel-arrow {
            color: #1A1A1A;
            font-size: var(--text-base);
            transition: transform 0.3s ease;
        }

.group-card:hover .panel-arrow {
            transform: translateX(4px);
        }

.panel-desc {
            font-size: var(--text-xs);
            color: #616B76;
            line-height: 1.65;
            font-weight: 300;
            margin-bottom: 12px;
        }

.panel-divider {
            width: 36px;
            height: 1.5px;
            background-color: #D2D8DE;
            margin-bottom: 12px;
        }

.panel-sub-label {
            font-size: var(--text-tiny);
            font-weight: 600;
            letter-spacing: 0.05em;
            color: #242E38;
            margin-bottom: 8px;
        }

.tag-group {
            display: flex;
            flex-wrap: wrap;
            gap: 6px;
        }

.tag {
            font-size: var(--text-tiny);
            color: #4A5560;
            background: rgba(255, 255, 255, 0.6);
            border: 1px solid #D9DEE3;
            padding: 4px 10px;
            letter-spacing: 0.02em;
        }

.cta-container {
            text-align: center;
            margin-top: 40px; /* 將上方的距離縮小，讓它更靠近上方的區塊 */
        }

.cta-btn {
            display: inline-block;
            color: var(--c-ink);
            font-family: var(--font-display);
            font-size: 0.84rem;
            font-weight: 400;
            letter-spacing: 0.2em;
            text-transform: uppercase;
            text-decoration: none;
            padding-bottom: 6px;
            position: relative;
            transition: color 0.4s ease;
        }

.cta-btn::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 100%;
            height: 1px;
            background-color: var(--c-ink);
            /* 跟上面一模一樣的 1.5s 極致緩慢縮短效果 */
            transition: width 1.5s cubic-bezier(0.16, 1, 0.3, 1), background-color 0.4s ease;
        }

.cta-btn:hover {
            color: rgb(0, 139, 156); /* 變成滑鼠游標的藍綠色 */
        }

.cta-btn:hover::after {
            width: 0%; /* 線條縮短到消失 */
            background-color: rgb(0, 139, 156);
        }

.news-link-btn {
            font-family: var(--font-display);
            font-size: var(--text-xs);
            letter-spacing: 0.15em;
            color: var(--c-ink);
            text-decoration: none;
            transition: color 0.4s ease;
        }

.news-link-btn:hover {
            color: rgb(0, 139, 156);
        }

.certs-section::before {
            content: "";
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            /* 頂部為白色（與上一區塊無縫接合），向下漸層到米色 */
            background: linear-gradient(to bottom, var(--c-white) 0%, var(--c-canvas) 150px, var(--c-canvas) 100%);
            opacity: 0;
            transition: opacity 1.8s ease;
            z-index: 0;
            pointer-events: none;
        }

.certs-section.bg-shift::before {
            opacity: 1;
        }

/* 確保內容在偽元素之上 */
        .certs-section .blanz-container {
            position: relative;
            z-index: 1;
        }

.certs-header {
            text-align: center;
            max-width: 820px;
            margin: 0 auto 48px;
        }

.certs-title {
            font-family: var(--font-display);
            font-size: var(--text-3xl);
            line-height: 1.1;
            letter-spacing: 0.08em;
            text-transform: uppercase;
            color: var(--c-ink);
            font-weight: 400;
        }

/* 鑄印勳章集：認證徽章版型 */
        .medallion-row {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            align-items: flex-start;
            gap: 46px 40px;
        }

.medallion {
            display: flex;
            flex-direction: column;
            align-items: center;
            width: 118px;
            text-align: center;
            
            /* 入場動畫準備 */
            opacity: 0;
            position: relative;
            top: 24px;
            /* 將動畫時間拉長到 1s，讓浮現的過程更柔和 */
            transition: opacity 1s cubic-bezier(0.16, 1, 0.3, 1), top 1s cubic-bezier(0.16, 1, 0.3, 1);
        }

/* 一顆一顆依序進場 */
        .medallion-row.in .medallion {
            opacity: 1;
            top: 0;
        }

/* 拉大每一顆出現的時間間隔，原本差 0.1s，改為差 0.15s */
        .medallion-row .medallion:nth-child(1) { transition-delay: 0.1s; }

.medallion-row .medallion:nth-child(2) { transition-delay: 0.25s; }

.medallion-row .medallion:nth-child(3) { transition-delay: 0.4s; }

.medallion-row .medallion:nth-child(4) { transition-delay: 0.55s; }

.medallion-row .medallion:nth-child(5) { transition-delay: 0.7s; }

.medallion-row .medallion:nth-child(6) { transition-delay: 0.85s; }

.medallion-row .medallion:nth-child(7) { transition-delay: 1.0s; }

.medallion:nth-child(even) { transform: translateY(26px); }

.medallion:nth-child(3n) { transform: translateY(-14px); }

.medallion-frame {
            width: 96px;
            height: 96px;
            border-radius: 50%;
            border: 1px solid var(--c-copper-light);
            display: flex;
            align-items: center;
            justify-content: center;
            padding: 18px;
            background: #FFFFFF;
            box-shadow:
                inset 0 2px 6px rgba(14, 18, 23, 0.12),
                inset 0 -2px 4px rgba(255, 255, 255, 0.6),
                0 10px 24px rgba(14, 18, 23, 0.05);
            position: relative;
        }

.medallion-frame::before {
            content: "";
            position: absolute;
            inset: 6px;
            border: 1px solid rgba(0, 73, 91, 0.35);
            border-radius: 50%;
        }

.medallion-frame img {
            max-width: 100%;
            max-height: 100%;
            object-fit: contain;
            filter: grayscale(60%) contrast(105%);
            opacity: 0.85;
        }

.medallion-frame .mark-text {
            font-family: var(--font-display);
            font-style: italic;
            font-size: var(--text-tiny);
            color: var(--c-copper);
        }

.medallion-name {
            margin-top: 16px;
            font-size: 0.76rem; /* 稍微放大一點點 */
            font-weight: 500; /* 加粗一點點 */
            color: var(--c-charcoal); /* 改為深灰色 */
            letter-spacing: 0.04em;
            line-height: 1.5;
        }

@media (max-width: 720px) {
            .medallion:nth-child(even),
            .medallion:nth-child(3n) { transform: none; }
        }

.network-row {
            display: grid;
            grid-template-columns: 1.15fr 0.85fr;
            gap: 60px;
            align-items: center;
        }

.network-row h3 {
            font-family: var(--font-serif);
            color: var(--c-ink);
            font-weight: 500;
            font-size: var(--text-lg);
            margin-bottom: 14px;
            letter-spacing: 0.05em;
        }

.network-row p {
            color: var(--c-muted);
            font-size: var(--text-sm);
            line-height: 2;
            margin-bottom: 0;
        }

.market-tags {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
            justify-content: flex-end;
        }

.market-tag-btn {
            font-family: var(--font-serif);
            font-size: 1.05rem;
            color: var(--c-ink);
            padding: 16px 32px;
            border: 1px solid var(--c-ink);
            text-decoration: none;
            transition: all 0.3s ease;
            display: inline-block;
            letter-spacing: 0.05em;
            background: transparent;
        }

.market-tag-btn:hover {
            background: var(--c-ink);
            color: #FFFFFF;
            transform: translateY(-2px);
        }

@media (max-width: 960px) {
            .network-row {
                grid-template-columns: 1fr;
                gap: 32px;
            }
            .market-tags {
                justify-content: flex-start;
            }
        }

.reveal.in {
            opacity: 1;
            transform: translate(0, 0);
        }

/* ===== 旗艦船隊 FLAGSHIP FLEET (Tuna Manzai 707，移植自 seaworth-homepage-corporate.html .master 區塊) ===== */
        .flagship-scroll-wrapper {
            position: relative;
            height: 400vh;
        }

.flagship-section {
            position: sticky;
            top: 0;
            height: 100vh;
            display: flex;
            align-items: center;
            background: var(--c-canvas);
            color: var(--c-ink);
            overflow: hidden;
        }

.flagship-section .blanz-container {
            width: 100%;
        }

.flagship-top {
            text-align: center;
            margin-bottom: 10px;
        }

.flagship-subtitle {
            display: block;
            font-family: var(--font-serif);
            font-size: var(--text-lg);
            font-weight: 400;
            color: var(--c-subtitle-blue);
            letter-spacing: 0.15em;
            margin-top: 16px;
        }

.flagship-grid {
            display: grid;
            grid-template-columns: 1fr auto 1fr;
            gap: 64px;
            align-items: center;
            margin-top: 60px;
        }

.flagship-pop {
            animation: flagship-content-pop 0.5s cubic-bezier(0.22, 1, 0.36, 1);
        }

@keyframes flagship-content-pop {
            from { opacity: 0.4; transform: translateY(8px); }
            to { opacity: 1; transform: translateY(0); }
        }

.flagship-left {
            justify-self: end;
            max-width: 320px;
        }

.flagship-left p.flagship-tag {
            font-family: var(--font-display);
            font-size: var(--text-lg);
            letter-spacing: 0.08em;
            text-transform: uppercase;
            color: var(--c-copper);
            margin-bottom: 18px;
        }

.flagship-left h3 {
            font-family: var(--font-serif);
            color: var(--c-ink);
            font-weight: 600;
            font-size: var(--text-lg);
            letter-spacing: 0.04em;
            margin-bottom: 18px;
        }

.flagship-left p.flagship-desc {
            color: var(--c-muted);
            font-size: var(--text-sm);
            line-height: 1.9;
            margin-bottom: 26px;
            max-width: 320px;
        }

.flagship-btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-family: var(--font-display);
            font-size: 0.84rem;
            letter-spacing: 0.2em;
            text-transform: uppercase;
            text-decoration: none;
            padding-bottom: 6px;
            color: var(--c-ink);
            position: relative;
            transition: color 0.4s ease;
        }

/* 替換原本的 border-bottom，改用偽元素來做動畫底線 */
        .flagship-btn::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 100%;
            height: 1px;
            background-color: var(--c-ink);
            /* 線條慢慢變短的過渡動畫 (改為 1.5s 極致緩慢) */
            transition: width 1.5s cubic-bezier(0.16, 1, 0.3, 1), background-color 0.4s ease;
        }

.flagship-btn:hover {
            color: rgb(0, 139, 156); /* 變成滑鼠游標的藍綠色 */
        }

.flagship-btn:hover::after {
            width: 0%; /* 線條縮短到消失 */
            background-color: rgb(0, 139, 156);
        }

.flagship-photo {
            width: 280px;
            border-radius: 6px;
            overflow: hidden;
            box-shadow: 0 20px 50px rgba(0, 0, 0, 0.08);
            aspect-ratio: 3 / 4;
            margin: 0 auto;
            background: var(--c-subtle);
        }

.flagship-photo img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

.flagship-right {
            text-align: right;
            justify-self: start;
            max-width: 260px;
        }

.flagship-num {
            font-family: var(--font-display);
            font-size: var(--text-hero);
            line-height: 1;
            color: var(--c-copper);
            font-variant-numeric: lining-nums tabular-nums;
        }

.flagship-num .num-sym {
            display: inline-block;
            margin-right: -0.08em;
        }

.flagship-num-label {
            font-family: var(--font-display);
            font-size: 0.86rem;
            letter-spacing: 0.05em;
            line-height: 1.7;
            color: var(--c-muted);
            margin-top: 10px;
        }

.flagship-dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: var(--c-line);
            cursor: pointer;
            transition: all 0.3s ease;
        }

.flagship-dot.active {
            background: var(--c-copper);
            transform: scale(1.3);
        }

.flagship-cap {
            text-align: center;
            font-size: 0.86rem;
            letter-spacing: 0.05em;
            color: var(--c-muted);
            margin: 60px 0 0 0;
        }

.custom-cursor {
            left: 0;
            top: 0;
            width: 10px;
            height: 10px;
            background-color: rgb(0, 139, 156); /* 使用者指定的藍綠色 */
            position: fixed;
            border-radius: 5px;
            pointer-events: none;
            z-index: 999999;
            margin-top: -5px;
            margin-left: -5px;
        }

.custom-cursor__follower {
            transition: transform .4s;
            width: 6px;
            height: 6px;
            border-radius: 3px;
            background-color: rgba(0, 139, 156, 0.8); /* 原版是實心色塊，稍微給點透明度避免完全一樣深 */
            margin-top: -3px;
            margin-left: -3px;
        }

/* 暫時停用的連結 */
        . {
            pointer-events: none;
            cursor: default;
            opacity: 0.5;
        }