:root {
  color-scheme: dark;
  --bg: #080a0e;
  --bg-deep: #050609;
  --surface: #0d1117;
  --surface-2: #121720;
  --surface-3: #181e28;
  --line: rgba(255, 255, 255, .085);
  --line-strong: rgba(255, 255, 255, .15);
  --text: #f3f6f1;
  --text-soft: #c1c8c2;
  --muted: #7f8996;
  --accent: #b8ff47;
  --accent-soft: rgba(184, 255, 71, .12);
  --violet: #8d7cff;
  --danger: #ff766b;
  --radius-lg: 24px;
  --radius-md: 16px;
  --shadow: 0 28px 80px rgba(0, 0, 0, .36);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  min-width: 320px;
  min-height: 100vh;
  color: var(--text);
  background:
    radial-gradient(circle at 15% -10%, rgba(141, 124, 255, .11), transparent 32%),
    radial-gradient(circle at 90% 5%, rgba(184, 255, 71, .075), transparent 28%),
    var(--bg);
  font-family: Inter, Pretendard, "Noto Sans KR", "Apple SD Gothic Neo", system-ui, sans-serif;
  -webkit-font-smoothing: antialiased;
}

body.is-locked { overflow: hidden; }
button, input, select { font: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
a { color: inherit; }

::selection { color: #071006; background: var(--accent); }
::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { border: 3px solid transparent; border-radius: 999px; background: #303844; background-clip: padding-box; }

.page-grid {
  position: fixed;
  z-index: -1;
  inset: 0;
  pointer-events: none;
  opacity: .18;
  background-image:
    linear-gradient(var(--line) 1px, transparent 1px),
    linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 72px 72px;
  mask-image: linear-gradient(to bottom, #000, transparent 75%);
}

.app-header {
  position: sticky;
  z-index: 30;
  top: 0;
  height: 68px;
  padding: 0 28px;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  border-bottom: 1px solid var(--line);
  background: rgba(8, 10, 14, .78);
  backdrop-filter: blur(20px) saturate(135%);
}

.brand { display: flex; align-items: center; gap: 10px; width: max-content; text-decoration: none; }
.brand-mark { width: 34px; height: 34px; border-radius: 10px; display: grid; place-items: center; color: #0a1006; background: var(--accent); font-size: 17px; font-weight: 900; box-shadow: 0 0 26px rgba(184,255,71,.16); }
.brand-name { font-size: 13px; font-weight: 800; letter-spacing: -.02em; }
.brand-product { margin-left: 2px; padding-left: 12px; border-left: 1px solid var(--line-strong); color: var(--muted); font-size: 11px; }

.header-center { display: flex; align-items: center; gap: 8px; }
.header-center span { padding: 7px 10px; border: 1px solid var(--line); border-radius: 999px; color: var(--muted); background: rgba(255,255,255,.025); font-size: 9px; letter-spacing: .04em; text-transform: uppercase; }
.header-center b { color: var(--text-soft); font-weight: 700; }
.header-actions { justify-self: end; display: flex; align-items: center; gap: 12px; }
.service-state { display: inline-flex; align-items: center; gap: 8px; color: var(--muted); font-size: 10px; text-transform: uppercase; letter-spacing: .07em; }
.service-state i, .secure-badge i { width: 6px; height: 6px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 0 4px rgba(184,255,71,.1), 0 0 15px rgba(184,255,71,.38); }
.icon-button { width: 34px; height: 34px; border: 1px solid var(--line); border-radius: 10px; color: var(--muted); background: rgba(255,255,255,.025); cursor: pointer; transition: .2s ease; transform: rotate(90deg); }
.icon-button:hover { color: var(--text); border-color: var(--line-strong); background: var(--surface-3); }

.app-shell {
  width: min(1740px, calc(100% - 36px));
  margin: 18px auto 0;
  display: grid;
  grid-template-columns: 380px minmax(0, 1fr);
  gap: 16px;
  align-items: start;
}

.query-panel {
  position: sticky;
  top: 86px;
  max-height: calc(100vh - 104px);
  overflow-y: auto;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: linear-gradient(160deg, rgba(18,23,32,.94), rgba(11,14,19,.96));
  box-shadow: var(--shadow);
}

.query-heading, .results-toolbar, .filter-title, .login-top { display: flex; align-items: center; justify-content: space-between; gap: 14px; }
.overline { display: block; margin-bottom: 7px; color: var(--muted); font-size: 9px; font-weight: 800; letter-spacing: .16em; }
.query-heading h1, .results-toolbar h2 { margin: 0; font-size: 23px; font-weight: 720; letter-spacing: -.045em; }
.model-chip { padding: 6px 8px; border: 1px solid rgba(141,124,255,.22); border-radius: 7px; color: #b8afff; background: rgba(141,124,255,.08); font-family: ui-monospace, SFMono-Regular, Consolas, monospace; font-size: 8px; }

.source-tabs { margin: 22px 0 12px; padding: 3px; display: grid; grid-template-columns: 1fr 1fr; border: 1px solid var(--line); border-radius: 12px; background: #090c11; }
.source-tabs button { height: 37px; border: 0; border-radius: 9px; color: var(--muted); background: transparent; cursor: pointer; font-size: 11px; font-weight: 700; transition: .18s ease; }
.source-tabs button[aria-selected="true"] { color: var(--text); background: var(--surface-3); box-shadow: inset 0 0 0 1px rgba(255,255,255,.035), 0 5px 16px rgba(0,0,0,.22); }
.source-pane.is-hidden { display: none; }

.drop-zone {
  position: relative;
  min-height: 246px;
  padding: 26px;
  overflow: hidden;
  border: 1px dashed rgba(184,255,71,.24);
  border-radius: 18px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 7px;
  color: var(--muted);
  background:
    radial-gradient(circle at 50% 35%, rgba(184,255,71,.075), transparent 38%),
    linear-gradient(145deg, rgba(255,255,255,.025), transparent);
  text-align: center;
  cursor: pointer;
  transition: border-color .2s ease, background .2s ease, transform .2s ease;
}

.drop-zone::before { content: ""; position: absolute; inset: 10px; border: 1px solid rgba(255,255,255,.035); border-radius: 12px; pointer-events: none; }
.drop-zone:hover, .drop-zone.is-dragging { border-color: rgba(184,255,71,.7); background-color: rgba(184,255,71,.04); transform: translateY(-1px); }
.drop-zone input { position: absolute; width: 1px; height: 1px; opacity: 0; pointer-events: none; }
.drop-zone > img { display: none; position: absolute; z-index: 2; inset: 10px; width: calc(100% - 20px); height: calc(100% - 20px); border-radius: 12px; object-fit: contain; background: #0a0d12; }
.drop-zone.has-image > img { display: block; }
.drop-zone.has-image::before, .drop-zone.has-image > .upload-orbit, .drop-zone.has-image > strong, .drop-zone.has-image > span:not(.upload-orbit), .drop-zone.has-image > small { opacity: 0; }
.drop-zone strong { color: var(--text-soft); font-size: 13px; letter-spacing: -.01em; }
.drop-zone > span:not(.upload-orbit) { font-size: 10px; }
.drop-zone small { margin-top: 7px; color: #596270; font-size: 8px; letter-spacing: .08em; }
.upload-orbit { position: relative; width: 60px; height: 60px; margin-bottom: 9px; border: 1px solid rgba(184,255,71,.25); border-radius: 50%; display: grid; place-items: center; }
.upload-orbit::before, .upload-orbit::after { content: ""; position: absolute; border: 1px solid rgba(184,255,71,.1); border-radius: 50%; }
.upload-orbit::before { inset: 7px; }
.upload-orbit::after { inset: -7px; border-color: rgba(255,255,255,.04); }
.upload-orbit i { position: absolute; top: -2px; width: 5px; height: 5px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 12px var(--accent); }
.upload-orbit b { color: var(--accent); font-size: 23px; font-weight: 300; }
.clear-image { position: absolute; z-index: 4; top: 18px; right: 18px; width: 30px; height: 30px; border: 1px solid var(--line-strong); border-radius: 9px; display: none; color: var(--text); background: rgba(8,10,14,.82); cursor: pointer; }
.drop-zone.has-image .clear-image { display: block; }

.field-label, .filter-grid label > span { display: block; margin: 0 0 7px; color: var(--muted); font-size: 9px; font-weight: 700; letter-spacing: .05em; }
.url-field { position: relative; }
.url-field > span { position: absolute; left: 14px; top: 50%; color: var(--accent); transform: translateY(-50%); }
.url-field input { padding-left: 38px; }
.url-field input, .filter-grid input, .filter-grid select { width: 100%; height: 43px; border: 1px solid var(--line); border-radius: 10px; outline: none; color: var(--text); background: #0a0d12; font-size: 10px; transition: .18s ease; }
.url-field input { padding-right: 13px; }
.filter-grid input, .filter-grid select { padding: 0 12px; }
.url-field input:focus, .filter-grid input:focus, .filter-grid select:focus, .access-field:focus-within { border-color: rgba(184,255,71,.55); box-shadow: 0 0 0 3px rgba(184,255,71,.07); }
.field-help { margin: 8px 0 0; color: #5f6874; font-size: 9px; line-height: 1.6; }

.filter-section { margin-top: 20px; padding-top: 18px; border-top: 1px solid var(--line); }
.filter-title { margin-bottom: 11px; }
.filter-title span:first-child { color: var(--text-soft); font-size: 10px; font-weight: 700; }
.filter-title span:last-child { color: #58616d; font-size: 8px; }
.year-pills { display: grid; grid-template-columns: 1.15fr repeat(7, 1fr); gap: 4px; }
.year-pills button { height: 31px; padding: 0; border: 1px solid var(--line); border-radius: 8px; color: #68727f; background: rgba(255,255,255,.018); cursor: pointer; font-family: ui-monospace, SFMono-Regular, Consolas, monospace; font-size: 8px; transition: .18s ease; }
.year-pills button:hover { color: var(--text-soft); border-color: var(--line-strong); }
.year-pills button.is-active { color: #0b1008; border-color: var(--accent); background: var(--accent); box-shadow: 0 7px 18px rgba(184,255,71,.12); font-weight: 900; }

.advanced-filters { margin-top: 16px; border: 1px solid var(--line); border-radius: 12px; background: rgba(255,255,255,.015); }
.advanced-filters summary { min-height: 45px; padding: 0 13px; display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: 9px; cursor: pointer; list-style: none; }
.advanced-filters summary::-webkit-details-marker { display: none; }
.advanced-filters summary span { color: var(--text-soft); font-size: 10px; font-weight: 700; }
.advanced-filters summary b { color: #596270; font-size: 8px; font-weight: 500; }
.advanced-filters summary i { color: var(--muted); font-size: 15px; font-style: normal; transition: transform .18s ease; }
.advanced-filters[open] summary i { transform: rotate(45deg); }
.filter-grid { padding: 2px 12px 13px; display: grid; grid-template-columns: 1fr 1fr; gap: 11px 8px; }
.wide-field { grid-column: 1 / -1; }
.price-input { position: relative; }
.price-input i { position: absolute; left: 11px; top: 50%; color: #636d79; font-size: 10px; font-style: normal; transform: translateY(-50%); }
.price-input input { padding-left: 25px; }

.search-button { width: 100%; min-height: 50px; margin-top: 16px; padding: 0 15px; border: 0; border-radius: 12px; display: flex; align-items: center; justify-content: space-between; color: #081006; background: var(--accent); cursor: pointer; font-size: 11px; font-weight: 900; box-shadow: 0 14px 30px rgba(184,255,71,.11); transition: transform .18s ease, filter .18s ease, opacity .18s ease; }
.search-button > span { display: inline-flex; align-items: center; gap: 8px; }
.search-button i { font-size: 17px; font-style: normal; }
.search-button kbd { padding: 4px 6px; border: 1px solid rgba(8,16,6,.18); border-radius: 6px; color: rgba(8,16,6,.65); background: rgba(255,255,255,.18); font-family: inherit; font-size: 8px; }
.search-button:hover:not(:disabled) { transform: translateY(-2px); filter: brightness(1.04); }
.search-button:disabled { opacity: .24; cursor: not-allowed; box-shadow: none; }
.privacy-note { margin-top: 11px; display: flex; align-items: center; justify-content: center; gap: 7px; color: #5b6470; font-size: 8px; }
.privacy-note i { width: 5px; height: 5px; border-radius: 50%; background: #596270; }

.results-stage { min-height: calc(100vh - 104px); padding: 24px; border: 1px solid var(--line); border-radius: var(--radius-lg); background: rgba(10,13,18,.7); box-shadow: var(--shadow); backdrop-filter: blur(12px); }
.results-toolbar { min-height: 54px; padding: 0 2px 19px; border-bottom: 1px solid var(--line); }
.toolbar-meta { display: flex; align-items: center; gap: 8px; }
.sort-control, .result-summary { min-height: 30px; padding: 7px 9px; border: 1px solid var(--line); border-radius: 8px; color: var(--muted); background: #0d1117; font-size: 8px; }
.sort-control { outline: none; cursor: pointer; }
.sort-control:focus { border-color: rgba(184,255,71,.55); box-shadow: 0 0 0 3px rgba(184,255,71,.07); }
.result-summary { color: var(--text-soft); }

.results-state { min-height: calc(100vh - 210px); display: flex; flex-direction: column; align-items: center; justify-content: center; text-align: center; }
.results-state.is-hidden { display: none; }
.empty-visual { position: relative; width: 250px; height: 180px; margin-bottom: 26px; }
.scan-frame { position: absolute; z-index: 2; left: 20px; top: 7px; width: 150px; height: 160px; border: 1px solid rgba(184,255,71,.26); border-radius: 20px; background: radial-gradient(circle at 50% 45%, rgba(184,255,71,.07), transparent 55%); box-shadow: inset 0 0 50px rgba(184,255,71,.025), 0 20px 50px rgba(0,0,0,.25); }
.scan-frame span { position: absolute; width: 20px; height: 20px; border-color: var(--accent); border-style: solid; }
.scan-frame span:nth-child(1) { top: -1px; left: -1px; border-width: 2px 0 0 2px; border-radius: 8px 0 0; }
.scan-frame span:nth-child(2) { top: -1px; right: -1px; border-width: 2px 2px 0 0; border-radius: 0 8px 0 0; }
.scan-frame span:nth-child(3) { bottom: -1px; right: -1px; border-width: 0 2px 2px 0; border-radius: 0 0 8px; }
.scan-frame span:nth-child(4) { bottom: -1px; left: -1px; border-width: 0 0 2px 2px; border-radius: 0 0 0 8px; }
.scan-frame i { position: absolute; left: 15px; right: 15px; top: 50%; height: 1px; background: linear-gradient(90deg, transparent, var(--accent), transparent); box-shadow: 0 0 14px var(--accent); animation: scan 2.4s ease-in-out infinite; }
@keyframes scan { 0%,100% { transform: translateY(-55px); opacity: .3; } 50% { transform: translateY(55px); opacity: 1; } }
.match-stack { position: absolute; right: 10px; top: 25px; display: grid; gap: 8px; }
.match-stack b { width: 84px; height: 42px; padding: 9px; border: 1px solid var(--line); border-radius: 10px; color: #555f6b; background: var(--surface-2); text-align: right; font-family: ui-monospace, monospace; font-size: 8px; box-shadow: 0 12px 25px rgba(0,0,0,.2); }
.match-stack b:first-child { color: var(--accent); border-color: rgba(184,255,71,.24); transform: translateX(-8px); }
.results-state h3 { margin: 2px 0 9px; font-size: 20px; letter-spacing: -.035em; }
.results-state > p { max-width: 470px; margin: 0; color: var(--muted); font-size: 11px; line-height: 1.75; }
.empty-shortcuts { margin-top: 22px; display: flex; align-items: center; gap: 9px; color: #59626e; font-size: 8px; }
.empty-shortcuts i { width: 3px; height: 3px; border-radius: 50%; background: #3d454f; }

.results-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 11px; padding-top: 18px; }
.result-card { min-width: 0; overflow: hidden; border: 1px solid var(--line); border-radius: var(--radius-md); background: linear-gradient(155deg, rgba(20,25,34,.92), rgba(12,15,21,.96)); transition: transform .2s ease, border-color .2s ease, box-shadow .2s ease; }
.result-card:hover { transform: translateY(-3px); border-color: rgba(184,255,71,.24); box-shadow: 0 18px 42px rgba(0,0,0,.3); }
.card-image { position: relative; aspect-ratio: 1.14 / 1; overflow: hidden; display: grid; place-items: center; background: radial-gradient(circle at 50% 44%, #202730, #0d1117 75%); }
.card-image::after { content: ""; position: absolute; inset: 0; pointer-events: none; box-shadow: inset 0 -50px 40px -45px rgba(8,10,14,.8); }
.card-image img { width: 100%; height: 100%; object-fit: contain; mix-blend-mode: normal; transition: transform .28s ease; }
.result-card:hover .card-image img { transform: scale(1.03); }
.match-score { position: absolute; z-index: 2; left: 10px; top: 10px; padding: 6px 8px; border: 1px solid rgba(184,255,71,.2); border-radius: 7px; color: var(--accent); background: rgba(8,12,10,.83); backdrop-filter: blur(10px); font-family: ui-monospace, SFMono-Regular, Consolas, monospace; font-size: 8px; font-weight: 800; }
.position-badge { position: absolute; z-index: 2; right: 10px; top: 10px; width: 26px; height: 26px; border: 1px solid var(--line-strong); border-radius: 8px; display: grid; place-items: center; color: var(--text-soft); background: rgba(8,10,14,.76); backdrop-filter: blur(10px); font-family: ui-monospace, monospace; font-size: 8px; }
.card-body { padding: 13px; }
.card-meta { display: flex; align-items: center; gap: 6px; min-width: 0; overflow: hidden; color: #66717d; font-size: 8px; white-space: nowrap; }
.rank-badge { flex: none; padding: 4px 6px; border-radius: 5px; color: #d0caff; background: rgba(141,124,255,.11); font-family: ui-monospace, monospace; font-weight: 800; }
.card-title { min-height: 37px; margin: 10px 0 12px; overflow: hidden; display: -webkit-box; -webkit-box-orient: vertical; -webkit-line-clamp: 2; color: var(--text-soft); font-size: 10px; font-weight: 650; line-height: 1.65; }
.card-price { padding-top: 11px; border-top: 1px solid var(--line); display: flex; align-items: center; justify-content: space-between; gap: 8px; }
.card-price strong { font-size: 14px; font-weight: 750; letter-spacing: -.02em; }
.card-price a { color: var(--muted); font-size: 8px; text-decoration: none; }
.card-price a:hover { color: var(--accent); }

.skeleton-card { min-height: 290px; overflow: hidden; border: 1px solid var(--line); border-radius: var(--radius-md); background: linear-gradient(105deg, #0e1218 28%, #171d26 42%, #0e1218 56%); background-size: 230% 100%; animation: skeleton 1.2s ease infinite; }
@keyframes skeleton { to { background-position-x: -230%; } }

.app-footer { width: min(1740px, calc(100% - 36px)); margin: 18px auto 0; padding: 0 3px 24px; display: flex; justify-content: space-between; gap: 20px; color: #4a535e; font-family: ui-monospace, SFMono-Regular, Consolas, monospace; font-size: 8px; text-transform: uppercase; letter-spacing: .07em; }

.login-layer { position: fixed; z-index: 80; inset: 0; display: grid; grid-template-columns: minmax(0, 1fr) minmax(420px, 42vw); background: var(--bg-deep); transition: opacity .2s ease, visibility .2s ease; }
.login-layer.is-hidden { opacity: 0; visibility: hidden; pointer-events: none; }
.login-backdrop { position: relative; overflow: hidden; display: grid; place-items: center; background: radial-gradient(circle at 50% 45%, rgba(184,255,71,.08), transparent 34%), linear-gradient(135deg, rgba(141,124,255,.08), transparent 38%); }
.login-backdrop::before { content: ""; position: absolute; inset: 0; background-image: linear-gradient(var(--line) 1px, transparent 1px), linear-gradient(90deg, var(--line) 1px, transparent 1px); background-size: 70px 70px; opacity: .35; mask-image: radial-gradient(circle, #000, transparent 72%); }
.login-backdrop > i { position: absolute; width: clamp(260px, 30vw, 480px); aspect-ratio: 1; border: 1px solid rgba(184,255,71,.1); border-radius: 50%; }
.login-backdrop > i:nth-child(2) { width: clamp(340px, 38vw, 600px); }
.login-backdrop > i:nth-child(3) { width: clamp(420px, 46vw, 720px); border-color: rgba(141,124,255,.1); }
.login-backdrop > i:nth-child(4) { width: 9px; height: 9px; border: 0; background: var(--accent); box-shadow: 0 0 30px var(--accent); animation: pulse 2.2s ease infinite; }
@keyframes pulse { 50% { transform: scale(1.8); opacity: .45; } }
.login-backdrop span { position: relative; z-index: 2; color: rgba(243,246,241,.92); font-size: clamp(54px, 7vw, 110px); font-weight: 850; line-height: .82; letter-spacing: -.085em; text-transform: uppercase; }

.login-card { position: relative; z-index: 3; align-self: stretch; margin: 12px; padding: clamp(38px, 6vw, 82px); border: 1px solid var(--line); border-radius: 26px; display: flex; flex-direction: column; justify-content: center; background: linear-gradient(150deg, rgba(20,25,34,.97), rgba(10,13,18,.98)); box-shadow: -30px 0 100px rgba(0,0,0,.35); }
.login-top { margin-bottom: 70px; }
.secure-badge { display: inline-flex; align-items: center; gap: 8px; color: var(--muted); font-size: 9px; text-transform: uppercase; letter-spacing: .08em; }
.login-card h2 { margin: 0; font-size: clamp(36px, 4vw, 57px); font-weight: 790; letter-spacing: -.065em; }
.login-card > p:not(.login-error) { margin: 14px 0 32px; color: var(--muted); font-size: 11px; }
.login-card > label { margin: 13px 0 8px; color: var(--text-soft); font-size: 9px; font-weight: 700; }
.access-field { height: 52px; padding: 0 14px; border: 1px solid var(--line); border-radius: 12px; display: flex; align-items: center; gap: 11px; background: #090c11; transition: .18s ease; }
.access-field span { color: var(--accent); letter-spacing: .12em; }
.access-field input { flex: 1; min-width: 0; border: 0; outline: 0; color: var(--text); background: transparent; font-size: 11px; }
.login-card > button { height: 52px; margin-top: 10px; padding: 0 17px; border: 0; border-radius: 12px; display: flex; align-items: center; justify-content: space-between; color: #081006; background: var(--accent); cursor: pointer; font-size: 11px; font-weight: 850; }
.login-card > button:disabled { opacity: .45; }
.login-error { min-height: 18px; margin: 10px 0 0; color: var(--danger); font-size: 9px; }
.login-card > small { margin-top: 22px; color: #515a66; font-size: 8px; }

.toast { position: fixed; z-index: 100; left: 50%; bottom: 26px; max-width: min(480px, calc(100% - 30px)); padding: 11px 15px; border: 1px solid rgba(184,255,71,.2); border-radius: 10px; color: var(--text-soft); background: rgba(13,17,23,.96); box-shadow: 0 18px 50px rgba(0,0,0,.4); backdrop-filter: blur(15px); font-size: 9px; transform: translate(-50%, 20px); opacity: 0; visibility: hidden; transition: .2s ease; }
.toast.is-visible { transform: translate(-50%, 0); opacity: 1; visibility: visible; }

@media (max-width: 1380px) {
  .results-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}

@media (max-width: 1060px) {
  .app-header { grid-template-columns: 1fr auto; }
  .header-center { display: none; }
  .app-shell { grid-template-columns: 340px minmax(0, 1fr); }
  .results-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .login-layer { grid-template-columns: 1fr 440px; }
}

@media (max-width: 820px) {
  .app-header { height: 60px; padding: 0 14px; }
  .brand-product, .service-state { display: none; }
  .app-shell { width: calc(100% - 20px); margin-top: 10px; grid-template-columns: 1fr; }
  .query-panel { position: static; max-height: none; padding: 18px; border-radius: 19px; }
  .results-stage { min-height: 620px; padding: 18px; border-radius: 19px; }
  .results-state { min-height: 520px; }
  .drop-zone { min-height: 220px; }
  .login-layer { grid-template-columns: 1fr; padding: 10px; background: radial-gradient(circle at 50% 10%, rgba(184,255,71,.08), transparent 35%), var(--bg-deep); }
  .login-backdrop { display: none; }
  .login-card { width: min(500px, 100%); align-self: center; justify-self: center; margin: 0; padding: 34px 24px; }
  .login-top { margin-bottom: 48px; }
  .app-footer { width: calc(100% - 22px); }
}

@media (max-width: 520px) {
  .year-pills { grid-template-columns: repeat(4, 1fr); }
  .year-pills button { height: 34px; }
  .filter-grid { grid-template-columns: 1fr; }
  .wide-field { grid-column: auto; }
  .results-toolbar { align-items: flex-start; }
  .sort-control { max-width: 128px; }
  .results-grid { grid-template-columns: 1fr; }
  .result-card { display: grid; grid-template-columns: 42% 58%; }
  .card-image { min-height: 190px; aspect-ratio: auto; }
  .card-body { display: flex; flex-direction: column; justify-content: center; }
  .card-title { min-height: 0; }
  .card-price { align-items: flex-start; flex-direction: column; }
  .skeleton-card { min-height: 190px; }
  .empty-visual { transform: scale(.84); margin-bottom: 10px; }
  .results-state > p { max-width: 300px; }
  .empty-shortcuts { flex-wrap: wrap; justify-content: center; }
  .app-footer { flex-direction: column; }
}

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