/* ── 配色：沿用 io17 文宣（米色手繪水彩），綠／橘已加深以確保白字可讀 ── */
:root {
    --green-deep: #3f6655;
    --green-bar: #6a907c;
    --green-soft: #e6eee6;
    --tan-card: #f4e3ca;
    --green-leaf: #9fbfa8;
    --orange: #dc6c45;
    --orange-dark: #c4593a;
    --peach: #f3ddbd;
    --tan-line: #e6cfae;
    --cream: #faf1e1;
    --paper: #fdf6ea;
    --ink: #3f4a42;
    --ink-strong: #33413a;
    --ink-soft: #6b6b5f;
    --radius: 18px;
    --shadow: 0 10px 30px rgba(60, 50, 30, .10);
    --shadow-lg: 0 22px 50px rgba(63, 102, 85, .18);
    --ease: cubic-bezier(.22, 1, .36, 1);
    --header-h: 68px;
}

*, *::before, *::after { box-sizing: border-box; }

html { scroll-behavior: smooth; scroll-padding-top: calc(var(--header-h) + 12px); }

body {
    margin: 0;
    background: var(--cream);
    color: var(--ink);
    font-family: 'Noto Sans TC', system-ui, sans-serif;
    font-weight: 500;
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}

img { max-width: 100%; height: auto; display: block; }
a { color: inherit; }
h1, h2, h3, p { margin: 0; }

.wrap { width: min(1160px, 100% - 32px); margin-inline: auto; }

svg { fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }

/* ── 捲動進度條 ── */
.scroll-progress { position: fixed; inset: 0 0 auto; height: 3px; z-index: 60; pointer-events: none; }
.scroll-progress span {
    display: block; height: 100%; width: 100%;
    background: linear-gradient(90deg, var(--green-deep), var(--orange));
    transform-origin: 0 50%; transform: scaleX(var(--p, 0));
}

/* ── 導覽列 ── */
.site-header {
    position: sticky; top: 0; z-index: 50;
    height: var(--header-h);
    transition: background .3s, box-shadow .3s, backdrop-filter .3s;
}
.site-header.scrolled {
    background: rgba(253, 246, 234, .82);
    backdrop-filter: blur(12px) saturate(1.4);
    -webkit-backdrop-filter: blur(12px) saturate(1.4);
    box-shadow: 0 1px 0 rgba(63, 102, 85, .08), 0 6px 20px rgba(60, 50, 30, .06);
}
.header-inner { height: 100%; display: flex; align-items: center; justify-content: space-between; gap: 16px; }

.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; font-weight: 900; color: var(--green-deep); font-size: 1.05rem; letter-spacing: .02em; }
.brand-mark { width: 36px; height: 36px; flex: none; transition: transform .6s var(--ease); }
.brand:hover .brand-mark { transform: rotate(-12deg) scale(1.06); }
.brand-mark path, .brand-mark circle { stroke: none; }
.brand-mark path[stroke] { stroke: #fffdf7; }

.site-nav { display: flex; align-items: center; gap: 6px; }
.site-nav a:not(.btn) {
    position: relative; padding: 8px 12px; text-decoration: none; font-weight: 700; font-size: .95rem; color: var(--ink);
    transition: color .2s;
}
.site-nav a:not(.btn)::after {
    content: ''; position: absolute; left: 12px; right: 12px; bottom: 4px; height: 2px; border-radius: 2px;
    background: var(--orange); transform: scaleX(0); transform-origin: left; transition: transform .35s var(--ease);
}
.site-nav a:not(.btn):hover, .site-nav a.active { color: var(--green-deep); }
.site-nav a:not(.btn):hover::after, .site-nav a.active::after { transform: scaleX(1); }

.nav-toggle { display: none; }
.site-nav a.nav-tour { color: var(--orange-dark); }
.site-nav a.nav-tour::before { content: ''; display: inline-block; width: 7px; height: 7px; margin-right: 6px; border-radius: 50%; background: var(--orange); vertical-align: .15em; animation: tour-dot 1.8s ease-in-out infinite; }
@keyframes tour-dot { 50% { transform: scale(1.5); opacity: .5; } }

/* ── 按鈕 ── */
.btn {
    position: relative; overflow: hidden; isolation: isolate;
    display: inline-flex; align-items: center; justify-content: center; gap: 8px;
    padding: 14px 26px; border-radius: 999px; border: 0;
    font: inherit; font-weight: 900; font-size: 1rem; letter-spacing: .04em; text-decoration: none; cursor: pointer;
    transition: transform .3s var(--ease), box-shadow .3s var(--ease), background .3s;
}
.btn svg { width: 20px; height: 20px; stroke-width: 2.4; transition: transform .3s var(--ease); }
.btn:hover { transform: translateY(-2px); }
.btn:hover svg { transform: translateX(4px); }
.btn::before {
    content: ''; position: absolute; inset: 0; z-index: -1;
    background: linear-gradient(110deg, transparent 30%, rgba(255, 255, 255, .35) 50%, transparent 70%);
    transform: translateX(-120%); transition: transform .7s var(--ease);
}
.btn:hover::before { transform: translateX(120%); }
.btn-green { background: var(--green-deep); color: #fff; box-shadow: 0 8px 20px rgba(63, 102, 85, .28); }
.btn-green:hover { box-shadow: 0 12px 28px rgba(63, 102, 85, .36); }
.btn-orange { background: var(--orange); color: #fff; box-shadow: 0 6px 16px rgba(220, 108, 69, .3); }
.btn-orange:hover { background: var(--orange-dark); }
.btn-ghost { background: var(--paper); color: var(--green-deep); box-shadow: inset 0 0 0 2px var(--green-deep); }
.btn-ghost:hover { background: var(--green-soft); }
.btn-sm { padding: 9px 18px; font-size: .9rem; margin-left: 8px; }

/* ── 膠囊 ── */
.pill { display: inline-flex; align-items: center; gap: 10px; border-radius: 999px; font-weight: 900; letter-spacing: .06em; }
.pill-orange { background: var(--orange); color: #fff; padding: 10px 28px; font-size: clamp(1.05rem, 2.6vw, 1.4rem); box-shadow: 0 8px 20px rgba(220, 108, 69, .25); }
.pill-sm { padding: 6px 20px; font-size: 1rem; box-shadow: none; }
.pill-peach { background: var(--peach); color: var(--green-deep); padding: 8px 26px 8px 12px; border-radius: 12px; font-size: clamp(1.15rem, 2.4vw, 1.45rem); }
.pill-peach img { width: 34px; }

/* ── 主視覺 ── */
.hero { position: relative; padding: 24px 0 72px; margin-top: calc(var(--header-h) * -1); padding-top: calc(var(--header-h) + 32px); overflow: hidden; }
.hero-bg { position: absolute; inset: 0; z-index: 0; pointer-events: none; }
.blob { position: absolute; border-radius: 50%; filter: blur(60px); opacity: .55; animation: blob 18s ease-in-out infinite alternate; }
.blob-1 { width: 520px; height: 520px; background: #dde8dd; top: -140px; right: -120px; }
.blob-2 { width: 420px; height: 420px; background: #fbe3c8; top: 28%; left: -180px; animation-delay: -6s; }
@keyframes blob { to { transform: translate(40px, 30px) scale(1.12); } }
.leaf { position: absolute; width: 120px; opacity: .7; transition: translate .6s var(--ease); }
.leaf-1 { left: -24px; top: 38%; transform: rotate(-20deg) scaleX(-1); animation: sway 7s ease-in-out infinite; }
.leaf-2 { right: 0; bottom: 4%; width: 90px; animation: sway 9s ease-in-out infinite reverse; }
@keyframes sway { 50% { rotate: 8deg; } }

.hero-grid { position: relative; z-index: 1; display: grid; grid-template-columns: 1.1fr .9fr; align-items: center; gap: 40px; }

.eyebrow {
    display: inline-flex; align-items: center; gap: 10px; margin-bottom: 14px;
    font-weight: 900; color: var(--orange-dark); letter-spacing: .2em; font-size: .95rem;
}
.eyebrow::before { content: ''; width: 28px; height: 3px; border-radius: 3px; background: currentColor; }

.hero-title {
    font-size: clamp(2.2rem, 6.2vw, 4.4rem); line-height: 1.2; font-weight: 900; color: var(--green-deep);
    letter-spacing: .03em; margin-bottom: 24px;
    text-shadow: -2px 0 #fdfbf4, 2px 0 #fdfbf4, 0 -2px #fdfbf4, 0 2px #fdfbf4, 3px 4px 6px rgba(90, 70, 40, .16);
}
.hero-title .line { display: block; }
.hero-title .ch { display: inline-block; opacity: 0; transform: translateY(.6em) rotate(6deg); animation: ch-in .8s var(--ease) forwards; animation-delay: calc(var(--i) * 45ms + .1s); }
@keyframes ch-in { to { opacity: 1; transform: none; } }

.hero-lead { margin: 22px 0 32px; font-size: clamp(1rem, 2.1vw, 1.2rem); font-weight: 700; color: #41503f; line-height: 1.85; }
.hero-cta { display: flex; flex-wrap: wrap; gap: 14px; }

.hero-art { position: relative; }
.hero-img-wrap {
    position: relative; border-radius: 28px; overflow: hidden; background: var(--paper);
    box-shadow: var(--shadow-lg); transform-style: preserve-3d; transition: transform .5s var(--ease);
    animation: bob 6s ease-in-out infinite;
}
.hero-img-wrap img { width: 100%; }
@keyframes bob { 50% { translate: 0 -10px; } }

.float-chip {
    position: absolute; display: inline-flex; align-items: center; gap: 8px;
    padding: 10px 16px; border-radius: 14px; background: var(--paper); color: var(--green-deep);
    font-weight: 900; font-size: .95rem; box-shadow: var(--shadow); white-space: nowrap;
    animation: chip 5s ease-in-out infinite;
}
.float-chip svg { width: 22px; height: 22px; color: var(--orange); stroke-width: 2.2; }
.chip-scan { left: -28px; top: 18%; }
.chip-point { right: -14px; top: 6%; background: var(--orange); color: #fff; animation-delay: -1.6s; }
.chip-point b { font-size: 1.3rem; }
.chip-gift { left: 8%; bottom: -18px; animation-delay: -3.2s; }
@keyframes chip { 50% { transform: translateY(-12px); } }

.scroll-cue { position: absolute; left: 50%; bottom: 16px; translate: -50% 0; width: 26px; height: 42px; border: 2px solid rgba(63, 102, 85, .45); border-radius: 14px; z-index: 1; }
.scroll-cue span { position: absolute; left: 50%; top: 8px; width: 4px; height: 8px; margin-left: -2px; border-radius: 2px; background: var(--orange); animation: cue 1.8s ease-in-out infinite; }
@keyframes cue { 0% { opacity: 0; transform: translateY(0); } 30% { opacity: 1; } 100% { opacity: 0; transform: translateY(14px); } }

/* ── 重點數字 ── */
.stats { position: relative; z-index: 1; }
.stats-grid {
    display: grid; grid-template-columns: repeat(4, 1fr);
    background: var(--green-deep); color: #fff; border-radius: var(--radius); box-shadow: var(--shadow-lg);
    overflow: hidden;
}
.stat { padding: 28px 16px; text-align: center; position: relative; }
.stat + .stat::before { content: ''; position: absolute; left: 0; top: 24%; bottom: 24%; width: 1px; background: rgba(255, 255, 255, .18); }
.stat-num { font-size: clamp(2.2rem, 5vw, 3.2rem); font-weight: 900; line-height: 1; color: #ffd2ad; font-variant-numeric: tabular-nums; }
.stat-num small { font-size: .42em; margin-left: 4px; color: #fff; }
.stat p { margin-top: 10px; font-size: .95rem; font-weight: 700; opacity: .9; }

/* ── 區塊與卡片 ── */
.section { padding: 56px 0 0; }
.card { position: relative; border-radius: var(--radius); background: var(--paper); }
.card-tan { background: var(--tan-card); }
.card-outline { border: 1.5px solid var(--tan-line); }

.kicker { font-weight: 900; color: var(--orange-dark); letter-spacing: .2em; font-size: .9rem; }

/* 每店必備 */
.device-card { display: grid; grid-template-columns: .9fr 1.1fr; align-items: center; gap: 32px; padding: 36px 48px; overflow: hidden; }
.device-art img { transition: transform .6s var(--ease); -webkit-mask-image: radial-gradient(ellipse 72% 70% at 50% 50%, #000 70%, transparent 100%); mask-image: radial-gradient(ellipse 72% 70% at 50% 50%, #000 70%, transparent 100%); }
.device-card:hover .device-art img { transform: translateY(-6px) rotate(-2deg); }
.device-title { font-size: clamp(1.6rem, 3.6vw, 2.3rem); font-weight: 900; color: var(--green-deep); margin: 6px 0 12px; line-height: 1.3; }
.big-num { display: inline-block; font-size: 1.55em; color: var(--orange); padding: 0 .2em; line-height: 1; vertical-align: -.08em; }
.device-copy > p:not(.kicker):not(.tag) { font-size: 1.1rem; }
.tag {
    display: inline-flex; align-items: center; gap: 8px; margin-top: 16px; padding: 8px 16px;
    border-radius: 999px; background: var(--paper); color: var(--green-deep); font-weight: 900;
    box-shadow: 0 4px 12px rgba(63, 102, 85, .1);
}
.tag svg { width: 20px; height: 20px; color: var(--orange); stroke-width: 3; }

/* 活動前，先準備 */
.prep-card { padding: 22px 26px 30px; overflow: hidden; }
.checklist { list-style: none; margin: 22px 0 0; padding: 0 140px 0 8px; display: grid; gap: 14px; }
.checklist li { display: flex; align-items: flex-start; gap: 14px; font-size: 1.08rem; line-height: 1.7; }
.checklist b { font-weight: 900; color: var(--ink-strong); }
.check {
    flex: none; width: 30px; height: 30px; margin-top: 1px; border-radius: 50%;
    display: grid; place-items: center; background: var(--orange); color: #fff;
    box-shadow: 0 4px 10px rgba(220, 108, 69, .3);
}
.check svg { width: 18px; height: 18px; stroke-width: 3; stroke-dasharray: 24; stroke-dashoffset: 24; }
.checklist li.in .check svg { animation: draw .6s var(--ease) forwards; animation-delay: calc(var(--d, 0s) + .35s); }
@keyframes draw { to { stroke-dashoffset: 0; } }
.prep-deco { position: absolute; right: 30px; top: 50%; width: 104px; translate: 0 -40%; animation: sway 6s ease-in-out infinite; transform-origin: 50% 0; }

/* 深綠標題列 */
.bar {
    display: flex; align-items: center; gap: 14px; padding: 14px 24px;
    background: var(--green-bar); color: #fff; border-radius: var(--radius) var(--radius) 0 0;
    font-size: clamp(1.3rem, 3vw, 1.75rem); font-weight: 900; letter-spacing: .08em;
}
.bar svg { width: 36px; height: 36px; flex: none; }
.bar-in-card { margin: -1.5px -1.5px 0; }
.ico-fill { fill: #fff; stroke: none; }
.ico-line { stroke: #fff; stroke-width: 1.8; }
.ico-faq circle { fill: #fff; stroke: none; }
.ico-faq .q { stroke: var(--green-bar); stroke-width: 2.4; }

/* 三步驟 */
.steps {
    position: relative; display: grid; grid-template-columns: repeat(3, 1fr);
    background: var(--paper); border: 1.5px solid var(--tan-line); border-top: 0;
    border-radius: 0 0 var(--radius) var(--radius);
}
.steps-line { position: absolute; left: calc(16.66% + 30px); right: calc(16.66% + 30px); top: 44px; height: 3px; z-index: 0; pointer-events: none; }
.steps-line span { display: block; height: 100%; background: repeating-linear-gradient(90deg, var(--orange) 0 10px, transparent 10px 18px); transform: scaleX(0); transform-origin: left; transition: transform 1.4s var(--ease) .3s; opacity: .45; }
.steps.in .steps-line span { transform: scaleX(1); }

.step { position: relative; z-index: 1; padding: 24px 22px 22px; display: flex; flex-direction: column; gap: 10px; }
.step + .step { border-left: 1.5px solid var(--tan-line); }
.step-head { display: flex; align-items: center; gap: 14px; }
.step-num {
    flex: none; width: 52px; height: 52px; border-radius: 50%; display: grid; place-items: center;
    background: var(--orange); color: #fff; font-weight: 900; font-size: 1.25rem;
    box-shadow: 0 0 0 6px var(--paper), 0 6px 16px rgba(220, 108, 69, .35);
    transition: transform .5s var(--ease);
}
.step:hover .step-num { transform: scale(1.1) rotate(-8deg); }
.step h3 { font-size: clamp(1.3rem, 2.4vw, 1.6rem); font-weight: 900; color: var(--green-deep); }
.step > p { font-size: 1.02rem; }
.step .note { font-size: .92rem; color: #5c6a5e; font-style: italic; }
.step-img { position: relative; margin-top: auto; border-radius: 14px; overflow: hidden; -webkit-mask-image: linear-gradient(to bottom, transparent, #000 18%); mask-image: linear-gradient(to bottom, transparent, #000 18%); }
.step-img img { width: 100%; aspect-ratio: 1 / 1; object-fit: cover; object-position: 50% 100%; transition: transform .8s var(--ease); }
.step:hover .step-img img, .step:hover .tablet-ui { transform: scale(1.05); }
.step-img--full { -webkit-mask-image: none; mask-image: none; }   /* 人物頭部貼近上緣，不做淡出 */

.qr-timer { display: flex; align-items: center; gap: 12px; position: relative; }
.qr-timer svg { width: 50px; height: 50px; flex: none; transform: rotate(-90deg); }
.qr-timer .ring-bg { stroke: var(--green-soft); stroke-width: 4; }
.qr-timer .ring { stroke: var(--orange); stroke-width: 4; stroke-dasharray: 119.4; stroke-dashoffset: var(--off, 0); transition: stroke .3s, opacity .3s; }
.qr-timer[data-state="idle"] .ring, .qr-timer[data-state="generating"] .ring { opacity: .4; transition: stroke-dashoffset .6s var(--ease), stroke .3s, opacity .3s; }
.qr-timer.urgent .ring { stroke: var(--urgent); }
.qr-timer.urgent .qr-sec { color: var(--urgent); }
.qr-timer[data-state="expired"] .qr-sec { color: #8a7f73; }
.qr-sec { position: absolute; left: 0; top: 50%; translate: 0 -50%; width: 50px; text-align: center; font-weight: 900; font-size: .9rem; color: var(--green-deep); font-variant-numeric: tabular-nums; }
.qr-timer small { font-size: .92rem; color: #5c6a5e; font-style: italic; line-height: 1.5; }
.demo-tag { display: block; font-size: .78rem; font-style: normal; color: #8a7f73; }

.qr-timer[data-state="scanned"] .ring { stroke: #3f8a5a; }
.qr-timer[data-state="scanned"] .qr-sec { color: #3f8a5a; }

.pop-point {
    position: absolute; right: 14%; top: 14%; padding: 6px 14px; border-radius: 999px;
    background: var(--orange); color: #fff; font-weight: 900; box-shadow: 0 6px 16px rgba(220, 108, 69, .4);
    opacity: 0; transform: translateY(16px) scale(.6);
}
.step.in .pop-point { animation: pop 3.2s var(--ease) 1s infinite; }
@keyframes pop {
    0% { opacity: 0; transform: translateY(16px) scale(.6); }
    15%, 70% { opacity: 1; transform: translateY(0) scale(1); }
    100% { opacity: 0; transform: translateY(-24px) scale(.9); }
}

/* 兌換 + FAQ */
.split { display: grid; grid-template-columns: 1.15fr .85fr; gap: 24px; align-items: stretch; }
.redeem-card, .faq-card { display: flex; flex-direction: column; }
.redeem-body { padding: 24px 26px 26px; display: grid; gap: 20px; }
.flow { list-style: none; margin: 0; padding: 0; display: flex; align-items: center; flex-wrap: wrap; gap: 8px; }
.flow li:not(.flow-arrow) {
    display: inline-flex; align-items: center; gap: 8px; padding: 8px 14px 8px 8px; border-radius: 999px;
    background: var(--green-soft); color: var(--ink-strong); font-weight: 900; font-size: 1rem;
}
.flow li span { width: 26px; height: 26px; border-radius: 50%; display: grid; place-items: center; background: var(--green-deep); color: #fff; font-size: .85rem; }
.flow-arrow { width: 26px; height: 2px; background: var(--orange); position: relative; }
.flow-arrow::after { content: ''; position: absolute; right: -1px; top: -4px; border: 5px solid transparent; border-left: 7px solid var(--orange); border-right: 0; }

.redeem-row { display: grid; grid-template-columns: 1fr auto; gap: 18px; align-items: center; }
.redeem-text p { font-size: 1.05rem; line-height: 1.95; }
.ok-badge {
    display: inline-flex; align-items: center; gap: 4px; margin: 0 6px; padding: 1px 12px 1px 8px; border-radius: 999px;
    background: #e3eee6; color: var(--green-deep); font-weight: 900; box-shadow: inset 0 0 0 1.5px #b5cdbd;
}
.ok-badge svg { width: 18px; height: 18px; stroke-width: 3; }
.redeem-card.in .ok-badge { animation: ok 2.6s ease-in-out 1.2s infinite; }
@keyframes ok { 0%, 100% { transform: scale(1); } 12% { transform: scale(1.12); } 24% { transform: scale(1); } }
.meal { width: 170px; border-radius: 16px; transition: transform .6s var(--ease); }
.redeem-card:hover .meal { transform: rotate(-3deg) scale(1.04); }

.faq { padding: 14px 22px 22px; display: grid; gap: 10px; }
.faq details { border-radius: 14px; background: var(--cream); transition: background .3s, box-shadow .3s; }
.faq details[open] { background: #fff; box-shadow: 0 6px 18px rgba(60, 50, 30, .08); }
.faq summary {
    list-style: none; cursor: pointer; display: flex; align-items: center; gap: 12px;
    padding: 14px 16px; font-weight: 900; color: var(--ink-strong); font-size: 1.05rem;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::before { content: ''; flex: none; width: 12px; height: 12px; border-radius: 50%; background: var(--orange); }
.faq summary::after {
    content: ''; margin-left: auto; width: 10px; height: 10px; flex: none;
    border-right: 2.5px solid var(--green-deep); border-bottom: 2.5px solid var(--green-deep);
    transform: rotate(45deg) translate(-2px, -2px); transition: transform .35s var(--ease);
}
.faq details[open] summary::after { transform: rotate(225deg) translate(-2px, -2px); }
.faq-a { display: grid; grid-template-rows: 0fr; transition: grid-template-rows .4s var(--ease); }
.faq details[open] .faq-a { grid-template-rows: 1fr; }
.faq-a > p { overflow: hidden; padding: 0 16px 0 40px; }
.faq details[open] .faq-a > p { padding-bottom: 14px; }

/* 店員一句話 */
.staff { padding-bottom: 72px; }
.staff-grid {
    display: grid; grid-template-columns: 300px 1fr; align-items: end; gap: 12px; max-width: 960px;
    padding: 44px 44px 0 0; background: var(--paper); border: 1.5px solid var(--tan-line); border-radius: var(--radius); overflow: hidden;
}
.staff-img { width: 100%; -webkit-mask-image: linear-gradient(to bottom, transparent, #000 16%); mask-image: linear-gradient(to bottom, transparent, #000 16%); }
.bubble {
    position: relative; margin-bottom: 40px; padding: 30px 32px 28px; border-radius: 28px;
    background: #fbefdd; border: 1.5px solid var(--tan-line); box-shadow: var(--shadow);
}
.bubble::before {
    content: ''; position: absolute; left: -16px; bottom: 34px; width: 28px; height: 28px;
    background: #fbefdd; border-left: 1.5px solid var(--tan-line); border-bottom: 1.5px solid var(--tan-line);
    transform: rotate(45deg) skew(10deg, 10deg);
}
.bubble .pill { position: absolute; top: -18px; left: 28px; }
.quote { margin: 0; font-size: clamp(1.2rem, 2.8vw, 1.6rem); font-weight: 900; color: var(--green-deep); line-height: 1.6; min-height: 3.2em; }
.type.typing::after { content: ''; display: inline-block; width: 3px; height: 1.05em; margin-left: 3px; vertical-align: -.15em; background: var(--orange); animation: caret .8s steps(1) infinite; }
@keyframes caret { 50% { opacity: 0; } }

/* ── 頁尾 ── */
.site-footer { position: relative; background: var(--green-deep); color: rgba(255, 255, 255, .88); padding: 40px 0 44px; overflow: hidden; }
.footer-leaf { position: absolute; right: -10px; bottom: -40px; width: 160px; opacity: .22; filter: brightness(0) invert(1); pointer-events: none; }
.footer-inner { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 18px 40px; position: relative; }
.footer-brand { display: grid; gap: 4px; }
.footer-brand strong { font-size: 1.2rem; color: #fff; font-weight: 900; letter-spacing: .06em; }
.footer-brand span { color: #ffd2ad; font-weight: 700; font-size: .95rem; }
.footnote { max-width: 460px; font-size: .9rem; line-height: 1.7; }
.credits {
    position: relative; margin-top: 28px; padding-top: 20px; border-top: 1px solid rgba(255, 255, 255, .16); font-size: .88rem;
    display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 12px 32px;
}
.credits p { display: flex; flex-wrap: wrap; align-items: center; gap: 6px 10px; }
.credit { display: inline-flex; align-items: center; gap: 6px; white-space: nowrap; }
.credit-role { color: rgba(255, 255, 255, .6); }
.credit-x { color: #ffd2ad; font-weight: 900; margin: 0 4px; }
.credits a { color: #fff; font-weight: 700; text-decoration: none; background: linear-gradient(#ffd2ad, #ffd2ad) 0 100% / 0 2px no-repeat; transition: background-size .35s var(--ease), color .2s; }
.credits a:hover { color: #ffd2ad; background-size: 100% 2px; }
.legal { display: flex; flex-wrap: wrap; }
.legal a { font-weight: 500; color: rgba(255, 255, 255, .8); }
.legal a + a { margin-left: 16px; padding-left: 16px; border-left: 1px solid rgba(255, 255, 255, .25); background-position: 16px 100%; }

.to-top {
    position: fixed; right: 18px; bottom: 18px; z-index: 40; width: 48px; height: 48px; border-radius: 50%;
    display: grid; place-items: center; background: var(--orange); color: #fff; box-shadow: 0 8px 20px rgba(220, 108, 69, .4);
    opacity: 0; transform: translateY(16px) scale(.8); pointer-events: none; transition: all .4s var(--ease);
}
.to-top.show { opacity: 1; transform: none; pointer-events: auto; }
.to-top:hover { background: var(--orange-dark); transform: translateY(-3px); }
.to-top svg { width: 22px; height: 22px; stroke-width: 2.6; }

/* ── 進場動畫 ── */
.js .reveal { opacity: 0; transform: translateY(28px); transition: opacity .9s var(--ease), transform .9s var(--ease); transition-delay: var(--d, 0s); }
.js .reveal.in { opacity: 1; transform: none; }

/* ── RWD：平板 ── */
@media (max-width: 1024px) {
    .chip-scan { left: -8px; }
    .chip-point { right: 4px; }
    .split { grid-template-columns: 1fr; }
    .checklist { padding-right: 110px; }
}

@media (max-width: 880px) {
    :root { --header-h: 60px; }

    .nav-toggle {
        display: grid; gap: 5px; width: 44px; height: 44px; place-content: center;
        border: 0; border-radius: 12px; background: var(--paper); box-shadow: var(--shadow); cursor: pointer;
    }
    .nav-toggle span { width: 20px; height: 2.5px; border-radius: 2px; background: var(--green-deep); transition: transform .35s var(--ease), opacity .2s; }
    .nav-open .nav-toggle span:nth-child(1) { transform: translateY(7.5px) rotate(45deg); }
    .nav-open .nav-toggle span:nth-child(2) { opacity: 0; }
    .nav-open .nav-toggle span:nth-child(3) { transform: translateY(-7.5px) rotate(-45deg); }

    .site-nav {
        position: fixed; top: var(--header-h); left: 12px; right: 12px; flex-direction: column; align-items: stretch; gap: 2px;
        padding: 12px; border-radius: 18px; background: rgba(253, 246, 234, .97); box-shadow: var(--shadow-lg);
        opacity: 0; transform: translateY(-10px) scale(.98); pointer-events: none; transition: all .35s var(--ease);
    }
    .nav-open .site-nav { opacity: 1; transform: none; pointer-events: auto; }
    .nav-open .site-header { background: rgba(253, 246, 234, .95); }
    .site-nav a:not(.btn) { padding: 12px 14px; border-radius: 10px; }
    .site-nav a:not(.btn)::after { display: none; }
    .site-nav a:not(.btn):hover { background: var(--green-soft); }
    .btn-sm { margin: 8px 0 0; padding: 12px; }

    .hero-grid { grid-template-columns: 1fr; gap: 48px; }
    .hero-copy { text-align: center; }
    .eyebrow, .hero-cta { justify-content: center; }
    .hero-art { max-width: 460px; margin-inline: auto; width: 100%; }
    .br-md { display: none; }

    .stats-grid { grid-template-columns: repeat(2, 1fr); }
    .stat:nth-child(3)::before { display: none; }
    .stat:nth-child(n+3) { border-top: 1px solid rgba(255, 255, 255, .14); }

    .device-card { grid-template-columns: 1fr; padding: 28px 24px; text-align: center; gap: 20px; }
    .device-art { max-width: 380px; margin-inline: auto; }

    .steps { grid-template-columns: 1fr; }
    .steps-line { display: none; }
    .step + .step { border-left: 0; border-top: 1.5px solid var(--tan-line); }
    .step-img { max-width: 420px; width: 100%; margin-inline: auto; }

    .staff-grid { grid-template-columns: 1fr; justify-items: center; padding: 40px 20px 0; gap: 20px; }
    .staff-img {
        width: 260px; order: 2;
        -webkit-mask-image: linear-gradient(to bottom, transparent, #000 16%), linear-gradient(90deg, transparent, #000 18%, #000 82%, transparent);
        -webkit-mask-composite: source-in;
        mask-image: linear-gradient(to bottom, transparent, #000 16%), linear-gradient(90deg, transparent, #000 18%, #000 82%, transparent);
        mask-composite: intersect;
    }
    .bubble { margin: 0; width: 100%; }
    .bubble::before { left: 50%; bottom: -15px; margin-left: -14px; transform: rotate(-45deg) skew(10deg, 10deg); }
}

/* ── RWD：手機 ── */
@media (max-width: 560px) {
    .brand span { font-size: .98rem; }
    .hero { padding-bottom: 64px; }
    .hero-title { margin-bottom: 18px; }
    .pill-orange { padding: 8px 20px; }
    .hero-cta .btn { flex: 1 1 100%; }
    .float-chip { font-size: .82rem; padding: 8px 12px; }
    .chip-point b { font-size: 1.1rem; }

    .section { padding-top: 40px; }
    .stat { padding: 22px 10px; }
    .stat p { font-size: .85rem; }

    .prep-card { padding: 18px 18px 22px; }
    .checklist { padding: 0; }
    .checklist li { font-size: 1rem; }
    .prep-deco { display: none; }

    .bar { padding: 12px 18px; gap: 10px; }
    .bar svg { width: 30px; height: 30px; }
    .step { padding: 20px 18px; }
    .step-num { width: 46px; height: 46px; font-size: 1.1rem; }

    .redeem-body { padding: 20px 18px; }
    .flow { flex-direction: column; align-items: flex-start; }
    .flow-arrow { width: 2px; height: 16px; margin-left: 20px; }
    .flow-arrow::after { right: -4px; top: auto; bottom: -2px; border: 5px solid transparent; border-top: 7px solid var(--orange); border-bottom: 0; }
    .redeem-row { grid-template-columns: 1fr; }
    .meal { width: 150px; justify-self: center; }
    .faq { padding: 12px 14px 18px; }

    .bubble { padding: 28px 20px 22px; }
    .bubble .pill { left: 50%; translate: -50% 0; white-space: nowrap; }
    .quote { text-align: center; }
    .footer-inner { flex-direction: column; align-items: flex-start; }
}

/* ── 減少動態 ── */
@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
    .hero-title .ch { opacity: 1; transform: none; }
    .check svg { stroke-dashoffset: 0; }
}