/* ============================================================
   pages/quick-site.css — 一鍵架站表單頁
   創巢數位 Nest Digital | 版本 redesign-v1
   ============================================================ */

/* ════════════════════════════════════════════════
   版面基礎
   ════════════════════════════════════════════════ */

.qs-main {
    min-height: 100vh;
}

.qs-container {
    max-width: 800px;
    margin: 0 auto;
    padding: 0 var(--sec-px) var(--sp-w1);
}

/* ════════════════════════════════════════════════
   Hero 區
   ════════════════════════════════════════════════ */

.qs-hero {
    padding: calc(var(--sp-w1) + 56px) var(--sec-px) var(--sp-m2);
    text-align: center;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
}

.qs-hero::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: clamp(400px, 70vw, 900px);
    height: clamp(300px, 50vw, 600px);
    background: radial-gradient(
        ellipse,
        rgba(var(--c-blue-rgb), 0.12) 0%,
        rgba(var(--c-blue-rgb), 0.04) 40%,
        transparent 70%
    );
    pointer-events: none;
    z-index: 0;
}

.qs-hero__inner {
    position: relative;
    z-index: 1;
    max-width: 640px;
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.qs-hero__eyebrow {
    font-family: var(--f-mono);
    font-size: var(--fs-xs);
    font-weight: 500;
    letter-spacing: 0.32em;
    text-transform: uppercase;
    color: rgba(var(--c-cyan-rgb), 0.72);
    margin: 0 0 var(--sp-md);
    padding-top: 0.6em;
    border-top: 1px solid rgba(var(--c-yellow-rgb), 0.45);
}

.qs-hero__title {
    font-family: var(--f-serif-cjk);
    font-size: clamp(2.8rem, 7vw, 5rem);
    font-weight: 500;
    line-height: 1.1;
    letter-spacing: 0.04em;
    color: var(--c-stellar);
    margin: 0;
    text-shadow:
        1px 1px 0 rgba(0, 0, 0, 1),
        2px 2px 3px rgba(0, 0, 0, 0.85),
        0 0 12px rgba(0, 0, 0, 1),
        0 0 24px rgba(0, 0, 0, 0.5);
}

.qs-hero__title-en {
    font-family: var(--f-display-en);
    font-size: clamp(1rem, 1.8vw, 1.25rem);
    font-weight: 400;
    font-style: italic;
    letter-spacing: 0.08em;
    color: rgba(var(--c-cyan-rgb), 0.85);
    margin: 0.5em 0 0;
}

.qs-hero__divider {
    width: clamp(160px, 25vw, 280px);
    height: 1px;
    margin: var(--sp-md) 0;
    background: linear-gradient(
        90deg,
        transparent 0%,
        rgba(var(--c-blue-rgb), 0.30) 25%,
        rgba(var(--c-blue-rgb), 0.85) 50%,
        rgba(var(--c-blue-rgb), 0.30) 75%,
        transparent 100%
    );
    box-shadow: 0 0 12px rgba(var(--c-blue-rgb), 0.40);
}

.qs-hero__lead {
    font-family: var(--f-sans);
    font-size: clamp(0.9rem, 1.4vw, 1rem);
    font-weight: 400;
    line-height: 1.8;
    letter-spacing: 0.02em;
    color: rgba(var(--c-stellar-rgb), 0.70);
    margin: 0;
}

.qs-hero__lead strong {
    color: var(--c-stellar);
    font-weight: 700;
}

/* ════════════════════════════════════════════════
   表單區塊
   ════════════════════════════════════════════════ */

.qs-form-section {
    position: relative;
}

.qs-form {
    display: flex;
    flex-direction: column;
    gap: var(--sp-m2);
}

/* ── 每個段落塊 ── */

.qs-block {
    display: flex;
    flex-direction: column;
    gap: var(--sp-t3);
}

.qs-block__header {
    display: flex;
    flex-direction: column;
    gap: 0.4em;
}

.qs-block__label {
    font-family: var(--f-mono);
    font-size: var(--fs-xs);
    font-weight: 500;
    letter-spacing: 0.28em;
    text-transform: uppercase;
    color: rgba(var(--c-cyan-rgb), 0.65);
    padding-top: 0.5em;
    border-top: 1px solid rgba(var(--c-yellow-rgb), 0.35);
    align-self: flex-start;
}

.qs-block__title {
    font-family: var(--f-serif-cjk);
    font-size: clamp(1.25rem, 2.5vw, 1.75rem);
    font-weight: 500;
    letter-spacing: 0.04em;
    color: var(--c-stellar);
    margin: 0;
    text-shadow:
        1px 1px 0 rgba(0, 0, 0, 1),
        2px 2px 3px rgba(0, 0, 0, 0.85),
        0 0 12px rgba(0, 0, 0, 1),
        0 0 24px rgba(0, 0, 0, 0.5);
}

/* ── 卡片本體（繼承 components.css .card Glass 質感）── */

.qs-block__body.card {
    display: flex;
    flex-direction: column;
    gap: var(--sp-m1);
    padding: var(--sp-m1);
}

/* ── 雙欄排列 ── */

.qs-field-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--sp-md);
}

/* ── 單欄欄位 ── */

.qs-field {
    display: flex;
    flex-direction: column;
    gap: 0.5em;
    position: relative;
}

.qs-label {
    font-family: var(--f-sans);
    font-size: var(--fs-sm);
    font-weight: 500;
    letter-spacing: 0.04em;
    color: rgba(var(--c-stellar-rgb), 0.80);
}

.qs-required {
    color: rgba(var(--c-yellow-rgb), 0.90);
    margin-left: 0.2em;
}

.qs-hint {
    font-family: var(--f-mono);
    font-size: 0.7rem;
    letter-spacing: 0.08em;
    color: rgba(var(--c-stellar-rgb), 0.40);
    font-weight: 400;
}

/* ── 輸入框基礎 ── */

.qs-input,
.qs-textarea,
.qs-select {
    font-family: var(--f-sans);
    font-size: var(--fs-base);
    font-weight: 400;
    color: var(--c-stellar);
    background: rgba(var(--c-black-rgb), 0.60);
    border: 1px solid rgba(var(--c-stellar-rgb), 0.12);
    border-radius: 8px;
    padding: 0.75em 1em;
    outline: none;
    transition:
        border-color var(--t-base),
        box-shadow var(--t-base),
        background var(--t-base);
    width: 100%;
    box-sizing: border-box;
    -webkit-appearance: none;
    appearance: none;
}

.qs-input::placeholder,
.qs-textarea::placeholder {
    color: rgba(var(--c-stellar-rgb), 0.28);
}

.qs-input:focus,
.qs-textarea:focus,
.qs-select:focus {
    border-color: rgba(var(--c-cyan-rgb), 0.55);
    box-shadow:
        0 0 0 3px rgba(var(--c-cyan-rgb), 0.08),
        inset 0 1px 0 rgba(var(--c-cyan-rgb), 0.10);
    background: rgba(var(--c-black-rgb), 0.80);
}

.qs-textarea {
    resize: vertical;
    min-height: 110px;
    line-height: 1.7;
}

/* select 箭頭 */
.qs-select {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='rgba(232,240,255,0.4)' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 1em center;
    padding-right: 2.5em;
    cursor: pointer;
}

.qs-select option {
    background: #0b1038;
    color: var(--c-stellar);
}

/* ── 錯誤狀態 ── */

.qs-error {
    font-family: var(--f-mono);
    font-size: 0.7rem;
    letter-spacing: 0.06em;
    color: rgba(255, 90, 90, 0.85);
    display: none;
}

.qs-field.has-error .qs-input,
.qs-field.has-error .qs-textarea,
.qs-field.has-error .qs-select {
    border-color: rgba(255, 90, 90, 0.55);
    box-shadow: 0 0 0 3px rgba(255, 90, 90, 0.08);
}

.qs-field.has-error .qs-error {
    display: block;
}

/* ── 送出區 ── */

.qs-submit-area {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--sp-t3);
    padding-top: var(--sp-md);
}

.qs-submit-note {
    font-family: var(--f-mono);
    font-size: 0.7rem;
    letter-spacing: 0.1em;
    color: rgba(var(--c-stellar-rgb), 0.35);
    text-align: center;
    margin: 0;
}

/* ── 回服務連結 ── */

.qs-back-link {
    display: inline-block;
    margin-top: var(--sp-m1);
    font-family: var(--f-sans);
    font-size: var(--fs-sm);
    font-weight: 400;
    letter-spacing: 0.06em;
    color: rgba(var(--c-stellar-rgb), 0.40);
    text-decoration: none;
    transition: color var(--t-base), transform var(--t-base);
    padding: 0.5em 0;
}

.qs-back-link:hover {
    color: rgba(var(--c-cyan-rgb), 0.85);
    transform: translateX(-3px);
}

button.qs-back-link {
    background: none;
    border: none;
    cursor: pointer;
}

/* ════════════════════════════════════════════════
   等待 Overlay
   ════════════════════════════════════════════════ */

.qs-overlay {
    position: fixed;
    inset: 0;
    z-index: var(--z-overlay);
    background: rgba(var(--c-black-rgb), 0.94);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--sp-md);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.4s ease;
}

.qs-overlay.visible {
    opacity: 1;
    pointer-events: all;
}

.qs-overlay__box {
    width: 100%;
    max-width: 440px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--sp-md);
    text-align: center;
}

#phaseProcess,
#phaseDeploy {
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--sp-t3);
}

.qs-overlay__brand {
    font-family: var(--f-mono);
    font-size: 0.7rem;
    letter-spacing: 0.3em;
    text-transform: uppercase;
    color: rgba(var(--c-stellar-rgb), 0.40);
    display: flex;
    align-items: center;
    gap: 0.75em;
}

.qs-overlay__dot {
    display: inline-block;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--c-cyan);
    box-shadow: 0 0 8px rgba(var(--c-cyan-rgb), 0.8);
    animation: qs-pulse 1.6s ease-in-out infinite;
}

.qs-overlay__title {
    font-family: var(--f-serif-cjk);
    font-size: clamp(1.25rem, 3vw, 1.75rem);
    font-weight: 500;
    color: var(--c-stellar);
    margin: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.6em;
    text-shadow:
        1px 1px 0 rgba(0, 0, 0, 1),
        0 0 12px rgba(0, 0, 0, 1);
}

.qs-overlay__sub {
    font-family: var(--f-sans);
    font-size: var(--fs-sm);
    color: rgba(var(--c-stellar-rgb), 0.50);
    margin: 0;
    line-height: 1.6;
}

/* ── 旋轉動畫 ── */

.qs-spinner {
    position: relative;
    width: 72px;
    height: 72px;
    margin: var(--sp-t2) 0;
}

.qs-spinner__ring {
    position: absolute;
    inset: 0;
    border-radius: 50%;
    border: 2px solid rgba(var(--c-cyan-rgb), 0.15);
    border-top-color: rgba(var(--c-cyan-rgb), 0.85);
    animation: qs-spin 1.2s linear infinite;
}

.qs-spinner__core {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    color: rgba(var(--c-yellow-rgb), 0.90);
}

/* ── 步驟清單 ── */

.qs-steps {
    list-style: none;
    margin: 0;
    padding: 0;
    width: 100%;
    max-width: 320px;
    display: flex;
    flex-direction: column;
    gap: 0.6em;
    text-align: left;
}

.qs-step {
    display: flex;
    align-items: center;
    gap: 0.85em;
    font-family: var(--f-sans);
    font-size: var(--fs-sm);
    color: rgba(var(--c-stellar-rgb), 0.45);
    transition: color 0.3s ease;
}

.qs-step__icon {
    width: 22px;
    height: 22px;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.75rem;
}

.qs-step--done {
    color: rgba(var(--c-cyan-rgb), 0.80);
}

.qs-step--done .qs-step__icon {
    color: var(--c-cyan);
}

.qs-step--active {
    color: var(--c-stellar);
}

.qs-step--active .qs-step__icon {
    color: rgba(var(--c-yellow-rgb), 0.90);
}

/* ── 點點動畫 ── */

.qs-dots {
    display: inline-flex;
    align-items: flex-end;
    gap: 4px;
    margin-left: 4px;
}

.qs-dots span {
    display: inline-block;
    width: 5px;
    height: 5px;
    border-radius: 50%;
    background: rgba(var(--c-cyan-rgb), 0.70);
    animation: qs-dot-bounce 1.2s ease-in-out infinite;
}

.qs-dots span:nth-child(2) { animation-delay: 0.2s; }
.qs-dots span:nth-child(3) { animation-delay: 0.4s; }

/* ── 部署進度環 ── */

.qs-countdown {
    position: relative;
    width: 140px;
    height: 140px;
    margin: var(--sp-t2) 0;
}

.qs-countdown__ring {
    width: 100%;
    height: 100%;
    transform: rotate(-90deg);
}

.qs-countdown__bg {
    fill: none;
    stroke: rgba(var(--c-stellar-rgb), 0.06);
    stroke-width: 4;
}

.qs-countdown__bar {
    fill: none;
    stroke: var(--c-cyan);
    stroke-width: 4;
    stroke-linecap: round;
    filter: drop-shadow(0 0 6px rgba(var(--c-cyan-rgb), 0.6));
    transition: stroke-dashoffset 0.4s ease;
}

.qs-countdown__number {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--f-mono);
    font-size: 1.5rem;
    font-weight: 500;
    color: var(--c-stellar);
    letter-spacing: 0.06em;
}

.qs-deploy-hint {
    font-family: var(--f-mono);
    font-size: 0.7rem;
    letter-spacing: 0.12em;
    color: rgba(var(--c-stellar-rgb), 0.35);
    margin: 0;
}

/* ════════════════════════════════════════════════
   結果 Overlay
   ════════════════════════════════════════════════ */

.qs-result {
    position: fixed;
    inset: 0;
    z-index: var(--z-overlay);
    background: rgba(var(--c-black-rgb), 0.96);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    display: flex;
    align-items: flex-start;
    justify-content: center;
    padding: calc(var(--sp-w1) + 56px) var(--sec-px) var(--sp-w1);
    opacity: 0;
    pointer-events: none;
    overflow-y: auto;
    transition: opacity 0.5s ease;
}

.qs-result.visible {
    opacity: 1;
    pointer-events: all;
}

.qs-result__inner {
    width: 100%;
    max-width: 600px;
    display: flex;
    flex-direction: column;
    gap: var(--sp-m1);
}

.qs-result__hero {
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.qs-result__eyebrow {
    font-family: var(--f-mono);
    font-size: var(--fs-xs);
    letter-spacing: 0.32em;
    text-transform: uppercase;
    color: rgba(var(--c-yellow-rgb), 0.85);
    margin: 0 0 var(--sp-md);
    padding-top: 0.6em;
    border-top: 1px solid rgba(var(--c-yellow-rgb), 0.35);
}

.qs-result__title {
    font-family: var(--f-serif-cjk);
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 500;
    color: var(--c-stellar);
    margin: 0;
    text-shadow:
        1px 1px 0 rgba(0, 0, 0, 1),
        2px 2px 3px rgba(0, 0, 0, 0.85),
        0 0 12px rgba(0, 0, 0, 1),
        0 0 24px rgba(0, 0, 0, 0.5);
}

.qs-result__title-en {
    font-family: var(--f-display-en);
    font-size: clamp(0.9rem, 1.6vw, 1.125rem);
    font-style: italic;
    letter-spacing: 0.1em;
    color: rgba(var(--c-cyan-rgb), 0.80);
    margin: 0.4em 0 0;
}

.qs-result__divider {
    width: clamp(140px, 20vw, 240px);
    height: 1px;
    margin: var(--sp-md) 0 0;
    background: linear-gradient(
        90deg,
        transparent 0%,
        rgba(var(--c-blue-rgb), 0.30) 25%,
        rgba(var(--c-blue-rgb), 0.85) 50%,
        rgba(var(--c-blue-rgb), 0.30) 75%,
        transparent 100%
    );
    box-shadow: 0 0 12px rgba(var(--c-blue-rgb), 0.40);
}

/* ── 網址卡片 ── */

.qs-result__url-card.card {
    padding: var(--sp-md) var(--sp-m1);
    display: flex;
    flex-direction: column;
    gap: 0.75em;
}

.qs-result__url-label {
    font-family: var(--f-mono);
    font-size: 0.7rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: rgba(var(--c-cyan-rgb), 0.65);
}

.qs-result__url-link {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1em;
    font-family: var(--f-mono);
    font-size: var(--fs-sm);
    color: var(--c-stellar);
    text-decoration: none;
    word-break: break-all;
    transition: color var(--t-base);
}

.qs-result__url-link:hover {
    color: var(--c-cyan);
}

/* ── 失敗卡片 ── */

.qs-result__fail-card.card {
    padding: var(--sp-md) var(--sp-m1);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.75em;
    text-align: center;
}

.qs-result__fail-card i {
    font-size: 2rem;
    color: rgba(255, 90, 90, 0.80);
}

.qs-result__fail-card p {
    font-family: var(--f-sans);
    font-size: var(--fs-sm);
    color: rgba(var(--c-stellar-rgb), 0.65);
    margin: 0;
    line-height: 1.6;
}

/* ── 結果 CTA ── */

.qs-result__cta.card {
    padding: var(--sp-md) var(--sp-m1);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--sp-md);
    text-align: center;
}

.qs-result__cta p {
    font-family: var(--f-sans);
    font-size: var(--fs-sm);
    color: rgba(var(--c-stellar-rgb), 0.55);
    margin: 0;
    letter-spacing: 0.04em;
}

/* ════════════════════════════════════════════════
   Toast
   ════════════════════════════════════════════════ */

.qs-toast {
    position: fixed;
    bottom: var(--sp-md);
    left: 50%;
    transform: translateX(-50%) translateY(calc(100% + var(--sp-md)));
    z-index: calc(var(--z-overlay) + 1);
    background: rgba(var(--c-black-rgb), 0.95);
    border: 1px solid rgba(255, 90, 90, 0.35);
    border-radius: 10px;
    padding: 0.85em 1.5em;
    display: flex;
    align-items: center;
    gap: 0.75em;
    font-family: var(--f-sans);
    font-size: var(--fs-sm);
    color: rgba(var(--c-stellar-rgb), 0.85);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    white-space: nowrap;
}

.qs-toast i {
    color: rgba(255, 90, 90, 0.80);
}

.qs-toast.visible {
    transform: translateX(-50%) translateY(0);
}

/* ════════════════════════════════════════════════
   Keyframes
   ════════════════════════════════════════════════ */

@keyframes qs-spin {
    to { transform: rotate(360deg); }
}

@keyframes qs-pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50%       { opacity: 0.5; transform: scale(0.8); }
}

@keyframes qs-dot-bounce {
    0%, 80%, 100% { transform: translateY(0);    opacity: 0.5; }
    40%           { transform: translateY(-5px); opacity: 1;   }
}

/* ════════════════════════════════════════════════
   樣板預覽區（viewPreview）
   ════════════════════════════════════════════════ */

.qs-preview-section {
    padding: calc(var(--sp-w1) + 56px) var(--sec-px) var(--sp-w1);
}

/* ── 標題區 ── */

.qs-preview-header {
    text-align: center;
    margin-bottom: var(--sp-m2);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--sp-md);
}

.qs-preview-eyebrow {
    font-family: var(--f-mono);
    font-size: var(--fs-xs);
    font-weight: 500;
    letter-spacing: 0.32em;
    text-transform: uppercase;
    color: rgba(var(--c-cyan-rgb), 0.72);
    margin: 0;
    padding-top: 0.6em;
    border-top: 1px solid rgba(var(--c-yellow-rgb), 0.45);
}

.qs-preview-title {
    font-family: var(--f-serif-cjk);
    font-size: clamp(1.75rem, 4vw, 3rem);
    font-weight: 500;
    letter-spacing: 0.04em;
    color: var(--c-stellar);
    margin: 0;
    text-shadow:
        1px 1px 0 rgba(0, 0, 0, 1),
        2px 2px 3px rgba(0, 0, 0, 0.85),
        0 0 12px rgba(0, 0, 0, 1);
}

.qs-preview-lead {
    font-family: var(--f-sans);
    font-size: var(--fs-sm);
    color: rgba(var(--c-stellar-rgb), 0.55);
    margin: 0;
    line-height: 1.7;
}

/* ── 三欄卡片格線 ── */

.qs-preview-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--sp-md);
    max-width: 1200px;
    margin: 0 auto var(--sp-m2);
}

/* ── 單張卡片 ── */

.qs-preview-card {
    display: flex;
    flex-direction: column;
    gap: var(--sp-t3);
    background: rgba(var(--c-stellar-rgb), 0.03);
    border: 1px solid rgba(var(--c-stellar-rgb), 0.10);
    border-radius: 12px;
    padding: var(--sp-md);
    transition:
        border-color var(--t-base),
        box-shadow var(--t-base),
        transform var(--t-base);
}

.qs-preview-card:hover {
    border-color: rgba(var(--c-cyan-rgb), 0.22);
    transform: translateY(-2px);
}

.qs-preview-card.is-selected {
    border-color: rgba(var(--c-cyan-rgb), 0.60);
    box-shadow: 0 0 0 2px rgba(var(--c-cyan-rgb), 0.12),
                0 0 24px rgba(var(--c-cyan-rgb), 0.08);
}

/* ── 卡片 Header ── */

.qs-preview-card__header {
    display: flex;
    align-items: baseline;
    gap: 0.75em;
}

.qs-preview-card__num {
    font-family: var(--f-mono);
    font-size: 0.68rem;
    letter-spacing: 0.24em;
    color: rgba(var(--c-cyan-rgb), 0.50);
    flex-shrink: 0;
}

.qs-preview-card__name {
    font-family: var(--f-serif-cjk);
    font-size: var(--fs-base);
    font-weight: 500;
    color: var(--c-stellar);
    text-shadow: 0 0 8px rgba(0, 0, 0, 0.8);
}

/* ── 縮圖 iframe ── */

.qs-preview-wrap {
    width: 100%;
    aspect-ratio: 16 / 10;   /* JS 執行前保持比例，執行後由 height 覆蓋 */
    overflow: hidden;
    border-radius: 6px;
    background: #ffffff;
    flex-shrink: 0;
    position: relative;
}

.qs-preview-wrap iframe {
    position: absolute;       /* 脫離排版流，不再撐寬卡片 */
    top: 0;
    left: 0;
    width: 1280px;
    height: 800px;
    border: none;
    transform-origin: top left;
    pointer-events: none;
}

/* ── 色票列 ── */

.qs-preview-palette {
    display: flex;
    gap: 6px;
    align-items: center;
}

.qs-swatch {
    display: inline-block;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    border: 1px solid rgba(255, 255, 255, 0.12);
    flex-shrink: 0;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.3);
}

/* ── 操作按鈕 ── */

.qs-preview-card__actions {
    display: flex;
    gap: 0.6em;
    align-items: center;
    margin-top: auto;
}

.qs-btn-expand {
    font-family: var(--f-sans);
    font-size: var(--fs-sm);
    color: rgba(var(--c-stellar-rgb), 0.50);
    background: none;
    border: 1px solid rgba(var(--c-stellar-rgb), 0.15);
    border-radius: 6px;
    padding: 0.6em 0.9em;
    cursor: pointer;
    transition: color var(--t-base), border-color var(--t-base);
    display: flex;
    align-items: center;
    gap: 0.4em;
    white-space: nowrap;
    flex-shrink: 0;
}

.qs-btn-expand:hover {
    color: rgba(var(--c-cyan-rgb), 0.85);
    border-color: rgba(var(--c-cyan-rgb), 0.35);
}

.qs-preview-card__actions .btn {
    flex: 1;
    justify-content: center;
    text-align: center;
}

/* ── 回填寫 ── */

.qs-preview-back {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1.5rem;
    padding-top: var(--sp-md);
    flex-wrap: wrap;
}

.qs-btn-regen {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.55rem 1.25rem;
    border: 1px solid rgba(255,255,255,0.2);
    border-radius: 6px;
    background: rgba(255,255,255,0.06);
    color: rgba(255,255,255,0.65);
    font-size: 0.9rem;
    cursor: pointer;
    transition: background 0.2s, color 0.2s, border-color 0.2s;
}

.qs-btn-regen:hover {
    background: rgba(255,255,255,0.12);
    color: #fff;
    border-color: rgba(255,255,255,0.35);
}

.qs-btn-regen i {
    font-size: 0.8rem;
}

/* ════════════════════════════════════════════════
   最終預覽 View
   ════════════════════════════════════════════════ */

#viewPreviewFinal {
    height: 100vh;
    padding-top: 56px; /* nav 高度 */
    box-sizing: border-box;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

#viewPreviewFinal[hidden] {
    display: none;
}

.qs-final-bar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1em;
    padding: 0.75em 1.25em;
    background: rgba(var(--c-black-rgb), 0.96);
    border-bottom: 1px solid rgba(var(--c-stellar-rgb), 0.10);
    flex-shrink: 0;
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
}

.qs-final-bar__left {
    display: flex;
    align-items: center;
    gap: 1em;
    min-width: 0;
}

.qs-final-bar__label {
    font-family: var(--f-mono);
    font-size: 0.65rem;
    letter-spacing: 0.28em;
    color: rgba(var(--c-cyan-rgb), 0.55);
    flex-shrink: 0;
}

.qs-final-bar__name {
    font-family: var(--f-serif-cjk);
    font-size: var(--fs-sm);
    color: rgba(var(--c-stellar-rgb), 0.75);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.qs-final-bar__actions {
    display: flex;
    align-items: center;
    gap: 0.6em;
    flex-shrink: 0;
}

#finalPreviewFrame {
    flex: 1;
    min-height: 0;
    border: none;
    background: #ffffff;
    width: 100%;
}

@media (max-width: 560px) {
    .qs-final-bar {
        flex-wrap: wrap;
        gap: 0.5em;
    }

    .qs-final-bar__actions {
        width: 100%;
    }

    .qs-final-bar__actions .btn,
    .qs-final-bar__actions .qs-btn-expand {
        flex: 1;
        justify-content: center;
    }
}

/* ════════════════════════════════════════════════
   全屏預覽 Overlay
   ════════════════════════════════════════════════ */

.qs-fullscreen {
    position: fixed;
    inset: 0;
    z-index: calc(var(--z-overlay) + 2);
    background: rgba(var(--c-black-rgb), 0.98);
    display: none;
    flex-direction: column;
}

.qs-fullscreen.visible {
    display: flex;
}

.qs-fullscreen__bar {
    display: flex;
    align-items: center;
    gap: 1em;
    padding: 0.75em 1.25em;
    background: rgba(var(--c-stellar-rgb), 0.04);
    border-bottom: 1px solid rgba(var(--c-stellar-rgb), 0.10);
    flex-shrink: 0;
}

.qs-fullscreen__label {
    font-family: var(--f-mono);
    font-size: 0.65rem;
    letter-spacing: 0.28em;
    color: rgba(var(--c-cyan-rgb), 0.55);
    flex-shrink: 0;
}

.qs-fullscreen__title {
    font-family: var(--f-serif-cjk);
    font-size: var(--fs-sm);
    color: rgba(var(--c-stellar-rgb), 0.75);
    flex: 1;
}

.qs-fullscreen__close {
    background: none;
    border: 1px solid rgba(var(--c-stellar-rgb), 0.15);
    border-radius: 6px;
    color: rgba(var(--c-stellar-rgb), 0.90);
    padding: 0.4em 0.85em;
    display: flex;
    align-items: center;
    gap: 0.4em;
    font-family: var(--f-sans);
    font-size: var(--fs-sm);
    cursor: pointer;
    transition: color var(--t-base), border-color var(--t-base);
    flex-shrink: 0;
}

.qs-fullscreen__close:hover {
    color: var(--c-stellar);
    border-color: rgba(var(--c-stellar-rgb), 0.5);
}

#fullscreenFrame {
    flex: 1;
    border: none;
    background: #ffffff;
    width: 100%;
}

/* ════════════════════════════════════════════════
   RWD — 預覽區
   ════════════════════════════════════════════════ */

@media (max-width: 900px) {
    .qs-preview-section {
        padding-top: calc(var(--sp-m2) + 56px);
    }

    .qs-preview-grid {
        grid-template-columns: 1fr;
        max-width: 560px;
    }

    .qs-preview-card__actions {
        flex-direction: column;
    }

    .qs-btn-expand,
    .qs-preview-card__actions .btn {
        width: 100%;
        justify-content: center;
    }
}

/* ════════════════════════════════════════════════
   圖片上傳縮圖格線
   ════════════════════════════════════════════════ */

.qs-image-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(76px, 1fr));
    gap: 8px;
    margin-top: 0.75em;
}

.qs-image-thumb {
    position: relative;
    aspect-ratio: 1;
    border-radius: 6px;
    overflow: hidden;
    background: rgba(var(--c-stellar-rgb), 0.06);
    border: 1px solid rgba(var(--c-stellar-rgb), 0.12);
}

.qs-image-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.qs-image-thumb__remove {
    position: absolute;
    top: 4px;
    right: 4px;
    width: 20px;
    height: 20px;
    background: rgba(0, 0, 0, 0.72);
    border: none;
    border-radius: 50%;
    color: #fff;
    font-size: 0.6rem;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    opacity: 0;
    transition: opacity var(--t-base);
    flex-shrink: 0;
}

.qs-image-thumb:hover .qs-image-thumb__remove {
    opacity: 1;
}

/* ════════════════════════════════════════════════
   表單二專用元件
   ════════════════════════════════════════════════ */

/* ── 地圖說明 ── */

.qs-map-note {
    display: flex;
    align-items: flex-start;
    gap: 0.6em;
    font-family: var(--f-sans);
    font-size: var(--fs-sm);
    color: rgba(var(--c-cyan-rgb), 0.75);
    background: rgba(var(--c-cyan-rgb), 0.06);
    border: 1px solid rgba(var(--c-cyan-rgb), 0.18);
    border-radius: 8px;
    padding: 0.85em 1em;
    margin: 0;
    line-height: 1.6;
}

.qs-map-note i {
    margin-top: 0.15em;
    flex-shrink: 0;
    color: rgba(var(--c-cyan-rgb), 0.80);
}

/* ── Toggle 開關 ── */

.qs-toggle-row {
    display: flex;
    align-items: center;
    gap: 0.85em;
    cursor: pointer;
    user-select: none;
    width: fit-content;
}

.qs-toggle {
    position: absolute;
    opacity: 0;
    width: 0;
    height: 0;
}

.qs-toggle__track {
    position: relative;
    display: inline-block;
    width: 44px;
    height: 24px;
    border-radius: 999px;
    background: rgba(var(--c-stellar-rgb), 0.12);
    border: 1px solid rgba(var(--c-stellar-rgb), 0.18);
    flex-shrink: 0;
    transition: background var(--t-base), border-color var(--t-base);
}

.qs-toggle__track::after {
    content: '';
    position: absolute;
    top: 3px;
    left: 3px;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: rgba(var(--c-stellar-rgb), 0.40);
    transition: transform var(--t-base), background var(--t-base);
}

.qs-toggle:checked + .qs-toggle__track {
    background: rgba(var(--c-cyan-rgb), 0.25);
    border-color: rgba(var(--c-cyan-rgb), 0.45);
}

.qs-toggle:checked + .qs-toggle__track::after {
    transform: translateX(20px);
    background: var(--c-cyan);
    box-shadow: 0 0 8px rgba(var(--c-cyan-rgb), 0.5);
}

.qs-toggle__label {
    font-family: var(--f-sans);
    font-size: var(--fs-sm);
    color: rgba(var(--c-stellar-rgb), 0.70);
}

/* ── 檔案上傳 ── */

.qs-file-area {
    position: relative;
}

.qs-file-input {
    position: absolute;
    inset: 0;
    opacity: 0;
    cursor: pointer;
    width: 100%;
    height: 100%;
    z-index: 2;
}

.qs-file-label {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0.5em;
    padding: 2em 1.5em;
    border: 1px dashed rgba(var(--c-stellar-rgb), 0.20);
    border-radius: 8px;
    background: rgba(var(--c-black-rgb), 0.40);
    cursor: pointer;
    transition: border-color var(--t-base), background var(--t-base);
    text-align: center;
}

.qs-file-area:hover .qs-file-label,
.qs-file-area:focus-within .qs-file-label {
    border-color: rgba(var(--c-cyan-rgb), 0.45);
    background: rgba(var(--c-cyan-rgb), 0.04);
}

.qs-file-label i {
    font-size: 1.75rem;
    color: rgba(var(--c-stellar-rgb), 0.30);
    transition: color var(--t-base);
}

.qs-file-area:hover .qs-file-label i {
    color: rgba(var(--c-cyan-rgb), 0.65);
}

.qs-file-label__text {
    font-family: var(--f-sans);
    font-size: var(--fs-sm);
    color: rgba(var(--c-stellar-rgb), 0.55);
}

.qs-file-label__sub {
    font-family: var(--f-mono);
    font-size: 0.68rem;
    letter-spacing: 0.08em;
    color: rgba(var(--c-stellar-rgb), 0.28);
}

.qs-file-name {
    margin: 0.6em 0 0;
    font-family: var(--f-mono);
    font-size: 0.72rem;
    letter-spacing: 0.06em;
    color: rgba(var(--c-cyan-rgb), 0.75);
    display: flex;
    align-items: center;
    gap: 0.5em;
}

/* ════════════════════════════════════════════════
   RWD
   ════════════════════════════════════════════════ */

@media (max-width: 640px) {
    .qs-hero {
        padding: calc(var(--sp-m2) + 56px) var(--sec-px) var(--sp-m1);
    }

    .qs-container {
        padding: 0 1.25rem var(--sp-m2);
    }

    .qs-field-row {
        grid-template-columns: 1fr;
    }

    .qs-block__body.card {
        padding: var(--sp-md) 1.25rem;
    }

    .qs-result {
        padding: calc(var(--sp-m1) + 56px) 1.25rem var(--sp-m1);
    }

    .qs-toast {
        white-space: normal;
        text-align: center;
        max-width: calc(100vw - 2.5rem);
    }
}