:root {
  --cream: #f1f6ef;
  --paper: #fbfdf9;
  --white: #ffffff;
  --ink: #16352b;
  --muted: #607267;
  --line: #d4dfd2;
  --leaf: #2f7d57;
  --forest: #1f5f43;
  --teal: #4e9277;
  --teal-pale: #dff0e5;
  --yellow: #a8c66c;
  --navy-pale: #e7f0eb;
  --shadow: 0 24px 70px rgba(22, 53, 43, .12);
  --radius-xl: 32px;
  --radius-lg: 24px;
  --radius-md: 16px;
  font-family: Pretendard, "Apple SD Gothic Neo", "Noto Sans KR", system-ui, sans-serif;
  color: var(--ink);
  background: var(--cream);
  font-synthesis: none;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; min-width: 320px; background: var(--cream); color: var(--ink); }
button, input, select { font: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
[hidden] { display: none !important; }

.skip-link { position: fixed; top: 8px; left: 8px; z-index: 1000; padding: 10px 14px; background: var(--ink); color: white; transform: translateY(-160%); }
.skip-link:focus { transform: translateY(0); }

.site-header { height: 76px; display: flex; align-items: center; gap: 28px; padding: 0 clamp(20px, 5vw, 84px); border-bottom: 1px solid rgba(22,53,43,.09); position: sticky; top: 0; z-index: 50; background: rgba(241,246,239,.92); backdrop-filter: blur(16px); }
.brand { display: inline-flex; align-items: center; gap: 10px; font-size: 20px; font-weight: 850; letter-spacing: -.04em; }
.brand-mark { width: 34px; aspect-ratio: 1; border-radius: 10px; background: var(--leaf); display: grid; place-items: center; transform: rotate(-5deg); box-shadow: inset 0 0 0 1px rgba(255,255,255,.25); }
.brand-mark::before, .brand-mark span { content: ""; display: block; position: absolute; }
.brand-mark::before { width: 17px; height: 14px; border: 2px solid white; border-radius: 2px; transform: rotate(5deg); }
.brand-mark span { width: 4px; height: 4px; border-radius: 50%; background: white; transform: translate(4px,-3px); }
.top-nav { display: flex; gap: 25px; margin-left: auto; font-size: 14px; font-weight: 700; color: #46546b; }
.top-nav a:hover { color: var(--leaf); }
.header-cta { padding: 11px 17px; border-radius: 999px; background: var(--ink); color: white; font-size: 13px; font-weight: 800; }

.hero { min-height: 690px; display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(420px, .95fr); align-items: center; gap: clamp(30px, 6vw, 100px); padding: 82px clamp(24px, 7vw, 120px) 100px; overflow: hidden; position: relative; }
.hero::before { content: ""; position: absolute; width: 540px; height: 540px; right: -190px; top: 40px; border: 1px solid rgba(22,36,59,.08); border-radius: 50%; box-shadow: 0 0 0 70px rgba(255,255,255,.15), 0 0 0 140px rgba(255,255,255,.08); }
.hero-copy { max-width: 670px; position: relative; z-index: 2; }
.eyebrow { margin: 0 0 18px; display: flex; align-items: center; gap: 9px; font-size: 12px; font-weight: 900; letter-spacing: .14em; color: var(--forest); }
.eyebrow span { width: 28px; height: 2px; background: currentColor; }
.hero h1 { margin: 0; font-size: clamp(50px, 5.7vw, 84px); line-height: 1.06; letter-spacing: -.072em; font-weight: 900; }
.hero h1 em { color: var(--leaf); font-style: normal; position: relative; }
.hero h1 em::after { content: ""; position: absolute; left: 3px; right: -6px; bottom: 2px; height: 9px; background: var(--yellow); opacity: .45; z-index: -1; border-radius: 999px; transform: rotate(-1deg); }
.hero-description { max-width: 570px; margin: 30px 0 26px; color: #526077; font-size: 18px; line-height: 1.75; letter-spacing: -.02em; }
.hero-points { list-style: none; display: flex; flex-wrap: wrap; gap: 10px; padding: 0; margin: 0; }
.hero-points li { padding: 9px 13px; border: 1px solid var(--line); background: rgba(255,255,255,.55); border-radius: 999px; font-size: 12px; font-weight: 750; color: #4d5b71; }
.hero-points li::before { content: "✓"; color: var(--teal); margin-right: 6px; font-weight: 900; }

.hero-visual { min-height: 510px; position: relative; z-index: 2; }
.visual-back-card { position: absolute; width: 270px; height: 360px; top: 32px; left: 5%; padding: 26px; background: var(--ink); color: white; border-radius: 8px; transform: rotate(-7deg); box-shadow: var(--shadow); display: flex; flex-direction: column; }
.visual-back-card span { font-size: 10px; letter-spacing: .15em; opacity: .65; }
.visual-back-card strong { margin-top: auto; font-size: 66px; letter-spacing: -.08em; }
.visual-back-card small { opacity: .65; }
.visual-photo-card { position: absolute; width: min(390px, 82%); aspect-ratio: .77; right: 4%; top: 12px; overflow: hidden; border: 12px solid white; background: #b7d8d4; transform: rotate(6deg); box-shadow: var(--shadow); }
.visual-sun { position: absolute; width: 88px; height: 88px; top: 42px; right: 48px; background: var(--yellow); border-radius: 50%; }
.visual-mountain { position: absolute; bottom: 0; width: 120%; height: 60%; left: -10%; clip-path: polygon(0 100%, 28% 23%, 43% 61%, 68% 0, 100% 100%); }
.mountain-one { background: #3c9d8b; opacity: .95; }
.mountain-two { background: #0f6e69; transform: translate(35%, 18%) scale(.85); opacity: .86; }
.visual-caption { position: absolute; left: 24px; bottom: 24px; color: white; text-shadow: 0 2px 16px rgba(0,0,0,.18); }
.visual-caption span { font-size: 11px; letter-spacing: .12em; }
.visual-caption strong { display: block; margin-top: 5px; font-size: 28px; line-height: 1.1; }
.visual-score { position: absolute; right: 18px; bottom: 18px; width: 55px; aspect-ratio: 1; border-radius: 50%; display: grid; place-items: center; background: white; color: var(--teal); font-size: 18px; font-weight: 900; }
.visual-note { position: absolute; z-index: 3; left: 3%; bottom: 42px; padding: 16px 20px; border-radius: 14px; background: white; box-shadow: 0 16px 40px rgba(22,36,59,.16); color: #59667a; font-size: 12px; line-height: 1.5; transform: rotate(2deg); }
.visual-note strong { color: var(--ink); }

.checker-section { padding: 100px clamp(20px, 7vw, 120px) 120px; background: var(--paper); border-top: 1px solid rgba(22,36,59,.06); }
.section-heading h2 { margin: 0; font-size: clamp(34px, 4vw, 54px); line-height: 1.12; letter-spacing: -.055em; }
.section-heading > p:last-child { margin: 14px 0 0; color: var(--muted); font-size: 15px; line-height: 1.7; }
.section-heading.centered { text-align: center; }
.section-heading.centered .eyebrow { justify-content: center; }
.upload-card { max-width: 940px; margin: 42px auto 0; }
.upload-zone { width: 100%; min-height: 330px; border: 1.5px dashed #bbb3a3; border-radius: var(--radius-xl); background: #faf7f0; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 9px; cursor: pointer; color: var(--ink); transition: .2s ease; }
.upload-zone:hover, .upload-zone.dragging { border-color: var(--leaf); background: #f4faf5; transform: translateY(-2px); box-shadow: 0 20px 55px rgba(47,125,87,.12); }
.upload-icon { width: 68px; aspect-ratio: 1; display: grid; place-items: center; border-radius: 20px; background: var(--ink); color: white; margin-bottom: 8px; }
.upload-zone strong { font-size: 24px; letter-spacing: -.035em; }
.upload-zone > span:not(.upload-icon) { font-size: 14px; color: var(--muted); }
.upload-zone small { margin-top: 8px; color: #8b95a5; }
.privacy-line { display: flex; align-items: center; gap: 12px; margin: 18px 14px 0; color: #667085; font-size: 12px; }
.privacy-line > span { flex: 0 0 auto; width: 24px; aspect-ratio: 1; border-radius: 50%; background: var(--teal-pale); color: var(--teal); display: grid; place-items: center; font-weight: 900; }
.privacy-line p { margin: 0; line-height: 1.55; }
.privacy-line strong { color: #344054; }
.upload-error { margin: 18px 0 0; padding: 12px 16px; border-radius: 12px; color: #a1381d; background: #fff0eb; font-size: 13px; }

.workspace { padding: 110px clamp(20px, 6vw, 104px); background: var(--cream); }
.summary-card { max-width: 1240px; margin: 0 auto; display: grid; grid-template-columns: 220px 1fr 280px; gap: 34px; align-items: center; padding: 28px; border: 1px solid var(--line); border-radius: var(--radius-xl); background: var(--white); box-shadow: 0 18px 50px rgba(22,36,59,.07); }
.summary-image-wrap { aspect-ratio: 1.15; position: relative; border-radius: 20px; overflow: hidden; background: #e8e3d8; }
.summary-image-wrap img { width: 100%; height: 100%; object-fit: cover; }
.change-photo { position: absolute; right: 10px; bottom: 10px; border: 0; padding: 8px 11px; border-radius: 999px; background: rgba(255,255,255,.9); color: var(--ink); font-size: 11px; font-weight: 800; cursor: pointer; }
.summary-main .eyebrow { margin-bottom: 10px; }
.summary-main h2 { margin: 0; font-size: 20px; letter-spacing: -.03em; }
.recommendation-list { margin: 13px 0 16px; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 8px; }
.recommendation-item { min-width: 0; padding: 11px; border: 1px solid var(--line); border-radius: 14px; background: #fafaf7; color: var(--ink); text-align: left; cursor: pointer; transition: transform .18s ease, border-color .18s ease, box-shadow .18s ease; }
.recommendation-item:hover { transform: translateY(-2px); border-color: var(--leaf); box-shadow: 0 8px 20px rgba(22,53,43,.09); }
.recommendation-item.standard { border-color: #a8d5bb; background: #eff9f3; box-shadow: inset 0 0 0 1px rgba(47,125,87,.08); }
.recommendation-item > span { display: block; color: #6c7a73; font-size: 9px; font-weight: 900; }
.recommendation-item.standard > span { color: var(--leaf); }
.recommendation-item strong { display: block; margin-top: 4px; color: var(--ink); font-size: 18px; letter-spacing: -.04em; }
.recommendation-item small { display: block; margin-top: 3px; color: #5e6c65; font-size: 9px; white-space: nowrap; }
.recommendation-item em { display: block; margin-top: 7px; color: #88928d; font-size: 8px; font-style: normal; line-height: 1.35; }
.summary-metrics { display: flex; gap: 10px; flex-wrap: wrap; }
.summary-metrics div { min-width: 130px; padding: 10px 13px; border-radius: 12px; background: #f7f7f4; }
.summary-metrics span { display: block; font-size: 10px; color: var(--muted); }
.summary-metrics strong { display: block; margin-top: 3px; font-size: 14px; }
.quality-note { display: flex; gap: 11px; padding: 17px; border-radius: 18px; background: var(--teal-pale); color: #225e5b; }
.quality-note-icon { width: 28px; height: 28px; border: 2px solid var(--teal); border-radius: 50%; display: grid; place-items: center; }
.quality-note strong { font-size: 13px; }
.quality-note p { margin: 5px 0 0; font-size: 11px; line-height: 1.55; }

.results-section { max-width: 1240px; margin: 110px auto 0; }
.results-heading-row { display: flex; align-items: end; justify-content: space-between; gap: 30px; }
.mode-switch, .editor-mode { display: inline-flex; padding: 5px; background: #e9e3d7; border-radius: 999px; }
.mode-switch button, .editor-mode button { border: 0; padding: 10px 15px; border-radius: 999px; background: transparent; color: #667085; font-size: 12px; font-weight: 800; cursor: pointer; }
.mode-switch button.active, .editor-mode button.active { background: var(--ink); color: white; box-shadow: 0 7px 18px rgba(22,36,59,.18); }
.mode-explanation { margin: 24px 0 22px; display: flex; gap: 12px; align-items: center; font-size: 12px; color: var(--muted); }
.mode-explanation strong { color: var(--ink); }
.result-grid { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 14px; }
.result-card { min-width: 0; padding: 12px; border: 1px solid var(--line); border-radius: 20px; background: var(--white); color: var(--ink); text-align: left; cursor: pointer; transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease; }
.result-card:hover, .result-card.selected { transform: translateY(-4px); border-color: var(--leaf); box-shadow: 0 15px 35px rgba(22,53,43,.1); }
.result-card.selected { box-shadow: 0 0 0 2px rgba(47,125,87,.17), 0 15px 35px rgba(22,53,43,.1); }
.result-thumb { display: block; width: 100%; height: 128px; border-radius: 13px; background-color: #f0ede6; background-position: center; background-repeat: no-repeat; position: relative; overflow: hidden; }
.result-thumb::after { content: ""; position: absolute; inset: 7px; border: 1px dashed rgba(255,255,255,.75); border-radius: 6px; }
.result-card-top { display: flex; justify-content: space-between; align-items: center; margin-top: 12px; gap: 8px; }
.result-card-top strong { font-size: 17px; letter-spacing: -.04em; }
.quality-pill { padding: 5px 7px; border-radius: 999px; font-size: 9px; font-weight: 900; }
.quality-pill.excellent, .quality-pill.sharp { background: var(--teal-pale); color: #08726b; }
.quality-pill.good { background: #eaf0f7; color: #3b5f8a; }
.quality-pill.caution { background: #fff3cf; color: #8a6817; }
.quality-pill.poor { background: #ffebe5; color: #a53d23; }
.result-card small { display: block; margin-top: 5px; color: #7b8493; font-size: 10px; }
.result-card-meta { display: flex; justify-content: space-between; gap: 8px; margin-top: 11px; padding-top: 10px; border-top: 1px solid #eeeae2; font-size: 10px; color: #667085; }
.result-card-meta b { color: var(--ink); }
.result-card.recommended::before { content: "일반 추천"; position: absolute; z-index: 2; margin: 9px; padding: 5px 8px; border-radius: 999px; background: var(--leaf); color: white; font-size: 9px; font-weight: 900; }
.result-card { position: relative; }
.upload-card.dragging { border-color: var(--leaf); box-shadow: 0 0 0 5px rgba(47,125,87,.11); }
.upload-zone.loading { opacity: .62; cursor: wait; }
#editorCanvas { cursor: grab; touch-action: none; }
#editorCanvas.dragging { cursor: grabbing; }
.calculation-disclaimer { margin: 20px 2px 0; color: #858d99; font-size: 11px; line-height: 1.6; }

.editor-section { max-width: 1240px; margin: 120px auto 0; display: grid; grid-template-columns: 300px 1fr; gap: clamp(34px, 6vw, 88px); align-items: start; }
.editor-copy { position: sticky; top: 110px; }
.editor-copy h2 { margin: 0; font-size: 42px; line-height: 1.12; letter-spacing: -.06em; }
.editor-copy > p:not(.eyebrow) { color: var(--muted); font-size: 14px; line-height: 1.75; }
.editor-facts { margin: 28px 0 0; border-top: 1px solid var(--line); }
.editor-facts div { display: flex; justify-content: space-between; gap: 20px; padding: 14px 0; border-bottom: 1px solid var(--line); font-size: 12px; }
.editor-facts dt { color: var(--muted); }
.editor-facts dd { margin: 0; font-weight: 850; text-align: right; }
.safety-card { margin-top: 22px; padding: 16px; border: 1px solid #d8e2dc; border-radius: 18px; background: #f6faf7; display: grid; grid-template-columns: 34px 1fr; gap: 12px; color: #526a60; }
.safety-card.safe { border-color: #a8d5bb; background: #eff9f3; color: #2f7d57; }
.safety-card.caution { border-color: #e6c98e; background: #fff9eb; color: #94621a; }
.safety-card.danger { border-color: #e9b2a6; background: #fff4f1; color: #b23b26; }
.safety-card.loading .safety-icon { animation: safety-pulse 1s ease-in-out infinite alternate; }
.safety-icon { width: 34px; height: 34px; border-radius: 50%; background: currentColor; color: white; display: grid; place-items: center; font-weight: 900; }
.safety-card small { display: block; margin-bottom: 4px; color: currentColor; font-size: 9px; font-weight: 900; letter-spacing: .08em; }
.safety-card strong { display: block; color: var(--ink); font-size: 13px; line-height: 1.4; }
.safety-card p { margin: 5px 0 0; color: #66756e; font-size: 11px; line-height: 1.55; }
.safety-toggle { margin-top: 12px; display: flex; align-items: center; gap: 8px; color: #667085; font-size: 11px; font-weight: 700; cursor: pointer; }
.safety-toggle input { accent-color: var(--leaf); }
@keyframes safety-pulse { from { opacity: .45; } to { opacity: 1; } }
.editor-panel { min-width: 0; padding: 20px; border: 1px solid var(--line); border-radius: var(--radius-xl); background: var(--white); box-shadow: var(--shadow); }
.editor-toolbar { display: flex; align-items: center; justify-content: space-between; gap: 15px; margin-bottom: 16px; }
.text-button { border: 0; background: transparent; color: #667085; font-size: 11px; font-weight: 800; cursor: pointer; }
.canvas-stage { min-height: 420px; display: grid; place-items: center; position: relative; padding: 24px; border-radius: 22px; background: #e8e4dc; overflow: hidden; }
#editorCanvas { display: block; max-width: 100%; max-height: 560px; box-shadow: 0 12px 35px rgba(22,36,59,.18); cursor: grab; touch-action: none; }
#editorCanvas.dragging { cursor: grabbing; }
.trim-label { position: absolute; left: 36px; top: 35px; padding: 6px 9px; border-radius: 999px; background: rgba(22,36,59,.82); color: white; font-size: 9px; font-weight: 800; pointer-events: none; }
.editor-controls { display: grid; grid-template-columns: 1fr auto; gap: 22px; padding: 20px 4px 8px; }
.range-control, .color-control { display: grid; gap: 8px; font-size: 11px; color: #667085; font-weight: 700; }
.range-control input { width: 100%; accent-color: var(--leaf); }
.color-control select { min-width: 110px; padding: 8px 10px; border: 1px solid var(--line); border-radius: 9px; background: white; color: var(--ink); }
.verification-card { margin-top: 16px; padding: 22px; border: 1px solid #dce5df; border-radius: 22px; background: linear-gradient(145deg, #fbfdfb, #f4f8f5); }
.verification-heading { display: flex; align-items: flex-start; justify-content: space-between; gap: 18px; }
.verification-heading .eyebrow { margin: 0 0 7px; font-size: 9px; }
.verification-heading h3 { margin: 0; color: var(--ink); font-size: 22px; letter-spacing: -.04em; }
.final-status { flex: 0 0 auto; padding: 7px 10px; border-radius: 999px; background: #e7ece9; color: #526a60; font-size: 10px; font-weight: 900; }
.final-status.ready { background: #dff3e7; color: #2f7d57; }
.final-status.review { background: #fff0cd; color: #94621a; }
.final-status.avoid { background: #ffe5df; color: #b23b26; }
.verification-title { display: block; margin-top: 18px; color: var(--ink); font-size: 15px; }
.verification-grid { margin: 16px 0 0; display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid #dce5df; border-left: 1px solid #dce5df; }
.verification-grid div { min-width: 0; padding: 13px; border-right: 1px solid #dce5df; border-bottom: 1px solid #dce5df; background: rgba(255,255,255,.6); }
.verification-grid dt { color: #7a8881; font-size: 9px; font-weight: 800; }
.verification-grid dd { margin: 5px 0 0; color: var(--ink); font-size: 11px; font-weight: 850; line-height: 1.35; overflow-wrap: anywhere; }
#verificationNote { margin: 13px 0 0; color: #65746c; font-size: 11px; line-height: 1.55; }
.download-row { margin-top: 12px; padding: 18px; border-radius: 18px; background: var(--ink); color: white; display: flex; align-items: center; justify-content: space-between; gap: 20px; }
.download-row strong { display: block; font-size: 13px; }
.download-row span { display: block; margin-top: 4px; font-size: 10px; opacity: .66; }
.primary-button { flex: 0 0 auto; border: 0; padding: 13px 17px; border-radius: 999px; background: var(--leaf); color: white; font-size: 12px; font-weight: 900; cursor: pointer; box-shadow: 0 10px 25px rgba(47,125,87,.28); }
.primary-button:hover { background: #3d9368; }

.guide-section { padding: 120px clamp(20px, 7vw, 120px); background: var(--ink); color: white; }
.guide-section .eyebrow { color: #8fd2ac; }
.guide-section .section-heading { max-width: 1150px; margin: 0 auto 42px; }
.guide-grid { max-width: 1150px; margin: 0 auto; display: grid; grid-template-columns: 1.3fr 1fr; gap: 14px; }
.guide-card { min-height: 170px; padding: 22px; border: 1px solid rgba(255,255,255,.13); border-radius: 22px; background: rgba(255,255,255,.045); display: grid; grid-template-columns: auto 1fr auto; gap: 18px; align-items: start; transition: .2s ease; }
.guide-card:hover { background: rgba(255,255,255,.09); border-color: rgba(255,255,255,.3); transform: translateY(-3px); }
.guide-card > span { font-size: 11px; color: #8fd2ac; font-weight: 900; }
.guide-card small { display: block; color: #9fb0c9; font-size: 10px; margin-bottom: 8px; }
.guide-card strong { font-size: 20px; line-height: 1.4; letter-spacing: -.03em; }
.guide-card p { color: #aeb9ca; font-size: 12px; line-height: 1.65; }
.guide-card b { font-size: 22px; font-weight: 400; }
.guide-card-large { grid-row: span 2; min-height: 354px; background: linear-gradient(145deg, rgba(78,146,119,.22), rgba(255,255,255,.04)); }
.guide-card-large strong { font-size: 28px; }

.faq-section { padding: 110px clamp(20px, 7vw, 120px) 130px; background: var(--paper); }
.faq-list { max-width: 900px; margin: 42px auto 0; border-top: 1px solid var(--line); }
.faq-list details { border-bottom: 1px solid var(--line); }
.faq-list summary { list-style: none; cursor: pointer; padding: 22px 44px 22px 2px; position: relative; font-size: 16px; font-weight: 800; letter-spacing: -.02em; }
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary::after { content: "+"; position: absolute; right: 4px; top: 18px; font-size: 26px; font-weight: 400; color: var(--leaf); }
.faq-list details[open] summary::after { content: "−"; }
.faq-list details p { margin: -5px 50px 24px 2px; color: var(--muted); font-size: 13px; line-height: 1.75; }

.site-footer { padding: 52px clamp(20px, 7vw, 120px); background: #0d241a; color: #b4c8bd; display: grid; grid-template-columns: auto 1fr auto; gap: 22px 40px; align-items: center; }
.footer-brand { color: white; }
.site-footer p { margin: 0; font-size: 12px; }
.footer-links { display: flex; flex-wrap: wrap; justify-content: flex-end; gap: 10px 18px; font-size: 11px; }
.footer-links a:hover { color: white; }
.site-footer small { grid-column: 1 / -1; padding-top: 20px; border-top: 1px solid rgba(255,255,255,.08); font-size: 10px; }

.toast { position: fixed; left: 50%; bottom: 28px; z-index: 100; transform: translate(-50%, 30px); padding: 12px 17px; border-radius: 999px; background: var(--ink); color: white; box-shadow: var(--shadow); font-size: 12px; font-weight: 700; opacity: 0; pointer-events: none; transition: .25s ease; }
.toast.show { transform: translate(-50%, 0); opacity: 1; }

@media (max-width: 1050px) {
  .hero { grid-template-columns: 1fr 420px; padding-left: 45px; padding-right: 45px; }
  .hero h1 { font-size: 58px; }
  .result-grid { grid-template-columns: repeat(3, 1fr); }
  .summary-card { grid-template-columns: 180px 1fr; }
  .quality-note { grid-column: 1 / -1; }
}

@media (max-width: 800px) {
  .site-header { height: 66px; padding: 0 18px; }
  .top-nav { display: none; }
  .header-cta { margin-left: auto; }
  .hero { grid-template-columns: 1fr; padding: 70px 22px 75px; }
  .hero h1 { font-size: clamp(45px, 13vw, 66px); }
  .hero-description { font-size: 16px; }
  .hero-visual { min-height: 450px; max-width: 480px; width: 100%; margin: 0 auto; }
  .visual-back-card { width: 230px; height: 310px; }
  .visual-photo-card { width: 300px; }
  .checker-section, .workspace, .guide-section, .faq-section { padding-left: 18px; padding-right: 18px; }
  .upload-zone { min-height: 270px; padding: 30px 18px; }
  .privacy-line { align-items: flex-start; }
  .summary-card { grid-template-columns: 100px 1fr; gap: 17px; padding: 17px; border-radius: 24px; }
  .summary-image-wrap { aspect-ratio: 1; }
  .summary-main .eyebrow, .summary-main h2 { display: none; }
  .recommendation-list { grid-template-columns: 1fr; margin-top: 0; }
  .summary-metrics { grid-column: 1 / -1; }
  .summary-metrics div { min-width: 0; flex: 1 1 30%; }
  .results-heading-row { align-items: flex-start; flex-direction: column; }
  .mode-switch { align-self: stretch; }
  .mode-switch button { flex: 1; }
  .result-grid { grid-template-columns: repeat(2, 1fr); }
  .result-thumb { height: 112px; }
  .editor-section { grid-template-columns: 1fr; }
  .editor-copy { position: static; }
  .editor-copy h2 { font-size: 36px; }
  .editor-panel { padding: 12px; border-radius: 24px; }
  .editor-toolbar { align-items: stretch; flex-direction: column; }
  .editor-mode { display: flex; }
  .editor-mode button { flex: 1; }
  .text-button { align-self: flex-end; }
  .canvas-stage { min-height: 340px; padding: 16px; }
  .trim-label { left: 23px; top: 24px; }
  .download-row { align-items: stretch; flex-direction: column; }
  .verification-grid { grid-template-columns: repeat(2, 1fr); }
  .primary-button { width: 100%; }
  .guide-grid { grid-template-columns: 1fr; }
  .guide-card-large { grid-row: auto; min-height: 230px; }
  .site-footer { grid-template-columns: 1fr; }
  .footer-links { flex-wrap: wrap; }
}

@media (max-width: 460px) {
  .header-cta { display: none; }
  .hero { padding-top: 55px; }
  .hero-visual { min-height: 380px; }
  .visual-photo-card { width: 250px; right: 0; }
  .visual-back-card { width: 205px; height: 275px; left: 1%; }
  .visual-back-card strong { font-size: 52px; }
  .visual-note { bottom: 10px; }
  .result-grid { gap: 9px; }
  .result-card { padding: 9px; border-radius: 16px; }
  .result-thumb { height: 96px; }
  .editor-controls { grid-template-columns: 1fr; }
  .color-control select { width: 100%; }
  .verification-card { padding: 17px; }
  .verification-heading { align-items: flex-start; }
  .verification-grid { grid-template-columns: 1fr; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition-duration: .01ms !important; animation-duration: .01ms !important; }
}