:root {
  --blue: #00285a;
  --blue-dark: #001f45;
  --cyan: #61c3ef;
  --lime: #d7e800;
  --pink: #ef6aa3;
  --orange: #f58200;
  --red: #f31313;
  --yellow: #ffd84d;
  --ink: #071629;
  --muted: #617084;
  --line: #dce6f2;
  --soft: #f3f7fb;
  --surface: #ffffff;
  --success: #14804a;
  --warning: #b7791f;
  --shadow: 0 24px 70px rgba(0, 40, 90, 0.14);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: Montserrat, "Segoe UI", Arial, sans-serif;
  color: var(--ink);
  background:
    linear-gradient(135deg, rgba(97, 195, 239, .14), transparent 26%),
    linear-gradient(225deg, rgba(245, 130, 0, .1), transparent 22%),
    #fff;
  overflow-x: hidden;
}

a { color: inherit; text-decoration: none; }

button, input {
  font: inherit;
}

.section-label {
  display: inline-flex;
  align-items: center;
  color: var(--orange);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: .04em;
  text-transform: uppercase;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  display: grid;
  grid-template-columns: minmax(360px, auto) 1fr;
  align-items: center;
  gap: 22px;
  padding: 10px clamp(20px, 5vw, 58px);
  border-bottom: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(12px);
}

.header-brands {
  display: flex;
  align-items: center;
  gap: 14px;
  min-width: 0;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-size: 18px;
  font-weight: 900;
  letter-spacing: 0;
}

.brand img {
  width: 42px;
  height: 42px;
  object-fit: cover;
  border-radius: 12px;
  box-shadow: 0 10px 24px rgba(0, 40, 90, .18);
}

.header-logo-rail {
  display: flex;
  align-items: center;
  gap: 8px;
  padding-left: 14px;
  border-left: 1px solid var(--line);
}

.header-logo-rail img {
  width: 50px;
  height: 30px;
  object-fit: contain;
  padding: 4px 6px;
  border: 1px solid rgba(0, 40, 90, .08);
  border-radius: 10px;
  background: #fff;
}

.brand span {
  display: grid;
  gap: 2px;
  color: var(--blue);
}

.brand small {
  color: var(--muted);
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
}

.nav {
  display: flex;
  justify-content: center;
  gap: 18px;
  font-size: 13px;
  font-weight: 700;
}

.nav a { color: #263449; }
.nav a:hover { color: var(--blue); }

.header-action, .button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 40px;
  padding: 0 22px;
  border: 1px solid var(--blue);
  border-radius: 6px;
  font-weight: 700;
  font-size: 14px;
  cursor: pointer;
  transition: background .2s ease, color .2s ease, border-color .2s ease, box-shadow .2s ease, transform .2s ease;
}

.header-action, .button.primary {
  background: linear-gradient(135deg, var(--blue), #075dc4);
  color: #fff;
  box-shadow: 0 12px 28px rgba(0, 40, 90, .18);
}

.button.secondary {
  background: #fff;
  color: var(--blue);
}

.button.primary:hover,
.header-action:hover {
  border-color: var(--orange);
  background: linear-gradient(135deg, var(--orange), #ff9d2e);
  color: #fff;
  box-shadow: 0 16px 34px rgba(245, 130, 0, .28);
  transform: translateY(-1px);
}

.button.secondary:hover {
  border-color: var(--orange);
  color: var(--orange);
  box-shadow: 0 12px 26px rgba(0, 40, 90, .1);
  transform: translateY(-1px);
}

.button.full { width: 100%; }
.button.small { min-height: 36px; padding-inline: 14px; }

.section, .section-band {
  width: min(1280px, calc(100% - 40px));
  margin: 0 auto;
}

.section { padding: 42px 0; }

.hero {
  display: grid;
  grid-template-columns: minmax(390px, .9fr) minmax(560px, 1.1fr);
  gap: clamp(24px, 3vw, 46px);
  align-items: center;
  min-height: calc(100svh - 92px);
  padding: clamp(20px, 3vh, 34px) 0 22px;
}

.hero-purpose {
  display: grid;
  gap: 4px;
  max-width: 610px;
  margin: 0 0 12px;
  padding: 12px 15px;
  border: 1px solid rgba(0, 40, 90, .1);
  border-left: 5px solid var(--orange);
  border-radius: 16px;
  background: rgba(255,255,255,.78);
  box-shadow: 0 16px 42px rgba(0, 40, 90, .08);
}

.hero-purpose span {
  color: var(--orange);
  font-size: 12px;
  font-weight: 900;
  text-transform: uppercase;
}

.hero-purpose strong {
  font-size: 17px;
  color: var(--blue);
}

.hero-purpose small {
  color: var(--muted);
  line-height: 1.38;
}

.hero-copy,
.hero-showcase,
.detail-layout > *,
.section-heading > *,
.donate-copy,
.admin-content {
  min-width: 0;
}

.hero-copy p {
  max-width: 100%;
}

.hero h1 {
  margin: 0 0 14px;
  font-size: clamp(40px, 4.1vw, 56px);
  line-height: .98;
  letter-spacing: 0;
}

.hero h1 span {
  display: block;
}

.hero p {
  margin: 0 0 14px;
  max-width: 610px;
  color: #31445d;
  font-size: 16px;
  line-height: 1.48;
}

.countdown {
  display: grid;
  grid-template-columns: repeat(4, minmax(68px, 1fr));
  max-width: 420px;
  margin-bottom: 14px;
  gap: 8px;
}

.countdown div {
  padding: 10px 12px;
  border: 1px solid rgba(0, 40, 90, .12);
  border-radius: 16px;
  background: #fff;
  box-shadow: 0 14px 34px rgba(0, 40, 90, .08);
}

.countdown strong {
  display: block;
  color: var(--orange);
  font-size: 25px;
  line-height: 1;
}

.countdown span {
  display: block;
  margin-top: 4px;
  font-size: 12px;
  color: var(--muted);
}

.hero-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.hero-showcase {
  display: grid;
  grid-template-columns: 1fr;
  gap: 9px;
  align-content: center;
  min-height: 0;
}

.art-frame {
  min-height: 300px;
  display: block;
  border: 1px solid rgba(0, 40, 90, .08);
  border-radius: 22px;
  box-shadow: 0 26px 72px rgba(0, 40, 90, .16);
  overflow: hidden;
  background: transparent;
  position: relative;
}

.hero-lot-photo,
.lot-main-photo,
.lot-visual,
.mini-img {
  object-fit: cover;
}

.hero-lot-photo {
  display: block;
  width: 100%;
  min-height: 0;
  height: clamp(300px, 42vh, 410px);
  max-height: none;
  aspect-ratio: 16 / 9;
  object-position: center center;
}

.trident-art {
  background:
    radial-gradient(circle at 70% 12%, rgba(255,255,255,.24), transparent 18%),
    linear-gradient(160deg, rgba(0, 40, 90, .55), rgba(245, 130, 0, .32)),
    linear-gradient(180deg, #00285a 0 50%, #f58200 50% 100%);
}

.trident-art::before {
  content: "HEFEST";
  position: absolute;
  inset: 48px;
  display: grid;
  place-items: center;
  border: 12px solid rgba(215, 232, 0, .72);
  color: rgba(255, 255, 255, .92);
  font-size: clamp(48px, 10vw, 104px);
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0;
  background: rgba(9, 18, 38, .18);
}

.trident-art::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(90deg, rgba(255,255,255,.08) 1px, transparent 1px),
    linear-gradient(rgba(255,255,255,.08) 1px, transparent 1px);
  background-size: 38px 38px;
  mix-blend-mode: overlay;
}

.bid-panel {
  position: static;
  width: auto;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(190px, .55fr) auto;
  align-items: center;
  gap: 14px;
  margin-left: 0;
  padding: 16px;
  border: 1px solid rgba(0, 40, 90, .1);
  border-radius: 20px;
  background:
    linear-gradient(180deg, rgba(255,255,255,.98), rgba(248,251,255,.96)),
    #fff;
  box-shadow: 0 18px 48px rgba(0, 40, 90, .1);
}

.bid-panel span {
  color: var(--muted);
  font-size: 13px;
  font-weight: 700;
}

.bid-panel h2 {
  margin: 6px 0 4px;
  font-size: clamp(22px, 1.9vw, 27px);
  line-height: 1.1;
}

.bid-panel p {
  margin: 0;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.36;
}

dl { margin: 0; }
.bid-panel dl {
  display: grid;
  grid-template-columns: 1fr;
  gap: 7px;
}

.bid-panel dl div {
  min-height: 68px;
  display: grid;
  align-content: center;
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: #fff;
}

.metric-list div, .summary-card div {
  padding: 12px 0;
  border-top: 1px solid var(--line);
}

dt, .metric-list span, .summary-card span {
  color: var(--muted);
  font-size: 13px;
}

dd {
  margin: 4px 0 0;
  color: var(--blue);
  font-size: clamp(22px, 1.9vw, 27px);
  font-weight: 800;
  line-height: 1;
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}

.bid-panel dl div:nth-child(2) dd {
  color: var(--orange);
}

.hero-bid-button {
  min-width: 150px;
  white-space: nowrap;
  align-self: center;
}

.section-heading {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 22px;
}

.section-heading h2 {
  margin: 0 0 8px;
  font-size: 34px;
  letter-spacing: 0;
}

.section-heading p {
  margin: 0;
  max-width: 720px;
  color: var(--muted);
  line-height: 1.55;
}

.text-link {
  border: 0;
  background: none;
  color: var(--blue);
  font-weight: 700;
  cursor: pointer;
}

.lot-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
}

.lot-card {
  border: 1px solid var(--line);
  border-radius: 16px;
  overflow: hidden;
  background: #fff;
  transition: transform .18s ease, box-shadow .18s ease;
}

.lot-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 14px 34px rgba(16, 24, 40, 0.1);
}

.lot-visual {
  height: 178px;
  width: 100%;
  display: block;
  background: var(--soft);
  border-bottom: 1px solid var(--line);
}

.lot-card-body {
  padding: 16px;
}

.lot-card h3 {
  margin: 0 0 6px;
  min-height: 44px;
  font-size: 16px;
  line-height: 1.35;
}

.lot-card p {
  margin: 0 0 14px;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.45;
}

.lot-meta {
  display: flex;
  justify-content: space-between;
  align-items: end;
  gap: 10px;
  margin-bottom: 14px;
}

.lot-meta span {
  display: block;
  color: var(--muted);
  font-size: 12px;
}

.lot-meta strong {
  color: var(--orange);
  font-size: 20px;
}

.status {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--success);
  font-size: 12px;
  font-weight: 700;
}

.status::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: currentColor;
}

.status.waiting { color: var(--warning); }
.status.paid { color: var(--blue-dark); }

.card-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  min-height: 36px;
  border: 1px solid var(--blue);
  border-radius: 5px;
  background: #fff;
  color: var(--blue);
  font-weight: 700;
  cursor: pointer;
}

.donate {
  display: grid;
  grid-template-columns: 120px 1fr auto;
  align-items: center;
  gap: 28px;
  margin-top: 22px;
  padding: 28px;
  border-radius: 20px;
  background:
    linear-gradient(135deg, rgba(0, 40, 90, .96), rgba(0, 74, 149, .92)),
    #00285a;
  border: 1px solid var(--line);
  color: #fff;
}

.donate-jar {
  display: grid;
  place-items: center;
  width: 104px;
  height: 104px;
  border-radius: 50%;
  background: #e9eef6;
}

.jar-body {
  position: relative;
  width: 52px;
  height: 68px;
  border: 3px solid #242c3a;
  border-radius: 9px 9px 18px 18px;
  background: #fff;
}

.jar-body span {
  position: absolute;
  top: 12px;
  left: 8px;
  font-size: 10px;
  font-weight: 800;
}

.jar-body i {
  position: absolute;
  left: 6px;
  right: 6px;
  bottom: 6px;
  height: 22px;
  border-radius: 0 0 12px 12px;
  background: var(--yellow);
}

.donate h2 { margin: 0 0 8px; font-size: 26px; }
.donate p { margin: 0 0 18px; color: var(--muted); line-height: 1.55; }
.donate p { color: rgba(255,255,255,.78); }

.donate .donate-button {
  min-width: 190px;
  border-color: rgba(255, 255, 255, .22);
  background: linear-gradient(135deg, #075dc4, var(--blue));
  box-shadow: inset 0 0 0 1px rgba(255,255,255,.08), 0 14px 32px rgba(0,0,0,.18);
}

.donate .donate-button:hover {
  border-color: var(--lime);
  background: linear-gradient(135deg, var(--lime), var(--yellow));
  color: var(--blue-dark);
  box-shadow: 0 18px 40px rgba(215, 232, 0, .24);
}

.donate .donate-button:focus-visible {
  outline: 3px solid rgba(215, 232, 0, .55);
  outline-offset: 3px;
}

.progress-row {
  display: flex;
  justify-content: space-between;
  margin-bottom: 8px;
  font-size: 14px;
}

.progress {
  height: 10px;
  border-radius: 999px;
  background: rgba(255,255,255,.18);
  overflow: hidden;
}

.progress span {
  display: block;
  height: 100%;
  background: linear-gradient(90deg, var(--lime), var(--orange), var(--pink));
}

.detail-layout {
  display: grid;
  grid-template-columns: 1fr 1fr 340px;
  grid-template-areas:
    "media info form"
    "media feed form";
  gap: 18px;
}

.lot-page {
  padding-top: 34px;
}

.breadcrumb-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin-bottom: 18px;
  color: var(--muted);
  font-size: 13px;
  font-weight: 700;
}

.breadcrumb-row a {
  color: var(--blue);
}

.breadcrumb-row strong {
  color: var(--ink);
}

.lot-page-header {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 310px;
  gap: 24px;
  align-items: center;
  margin-bottom: 24px;
}

.lot-page-header h2 {
  max-width: 980px;
  margin: 12px 0 10px;
  font-size: clamp(36px, 4vw, 58px);
  line-height: 1.02;
  letter-spacing: 0;
}

.lot-deadline-card {
  padding: 18px;
  border: 1px solid rgba(0, 40, 90, .14);
  border-radius: 16px;
  background:
    linear-gradient(135deg, rgba(0,40,90,.96), rgba(0,74,149,.9)),
    var(--blue);
  color: #fff;
  box-shadow: 0 18px 44px rgba(0, 40, 90, .14);
}

.lot-deadline-card span {
  display: block;
  margin-bottom: 8px;
  color: rgba(255,255,255,.72);
  font-size: 12px;
  font-weight: 800;
  text-transform: uppercase;
}

.lot-deadline-card strong {
  display: block;
  color: var(--yellow);
  font-size: 24px;
  line-height: 1.15;
}

.lot-main-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(340px, 390px);
  gap: 24px;
  align-items: start;
}

.lot-main-content {
  display: grid;
  grid-template-columns: minmax(360px, .95fr) minmax(320px, 1fr);
  gap: 20px;
  min-width: 0;
}

.lot-main-content > .detail-media,
.lot-main-content > .detail-info,
.lot-bid-sidebar > .detail-info,
.lot-bid-sidebar > .bid-card,
.lot-history-grid > .feed-card,
.lot-history-grid > .detail-info {
  grid-area: auto;
}

.lot-main-photo {
  width: 100%;
  height: 100%;
  display: block;
  object-position: center;
}

.lot-main-photo-wrap {
  overflow: hidden;
  aspect-ratio: 4 / 3;
  border: 1px solid rgba(0, 40, 90, .14);
  border-radius: 18px;
  background: var(--soft);
  box-shadow: 0 18px 56px rgba(0, 40, 90, .12);
}

.lot-main-photo-wrap .lot-main-photo {
  min-height: 100%;
}

.lot-description-card {
  align-self: stretch;
}

.lot-bid-sidebar {
  display: grid;
  gap: 18px;
  position: sticky;
  top: 96px;
}

.single-column {
  grid-template-columns: 1fr;
}

.lot-history-row {
  margin-top: 24px;
}

.lot-gallery-shell {
  min-width: 0;
}

.lot-gallery .lot-thumb {
  height: 68px;
  overflow: hidden;
  padding: 0;
  border: 2px solid transparent;
  border-radius: 8px;
  background: #fff;
  cursor: pointer;
}

.lot-gallery .lot-thumb.active {
  border-color: var(--orange);
  box-shadow: 0 8px 18px rgba(245, 130, 0, .18);
}

.lot-gallery span {
  display: block;
  width: 100%;
  height: 100%;
  background-size: cover;
  background-position: center;
}

.lot-thumb[data-position="top"] span { background-position: center top; }
.lot-thumb[data-position="bottom"] span { background-position: center bottom; }
.lot-thumb[data-position="left"] span { background-position: left center; }

.lot-info-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
  margin: 20px 0;
}

.lot-info-grid div,
.lot-note-box {
  padding: 16px;
  border: 1px solid rgba(0, 40, 90, .12);
  border-radius: 12px;
  background: linear-gradient(180deg, #fff, #f8fbff);
}

.lot-info-grid span,
.lot-bid-metrics span {
  display: block;
  color: var(--muted);
  font-size: 12px;
  font-weight: 800;
  text-transform: uppercase;
}

.lot-info-grid strong,
.lot-note-box strong {
  display: block;
  margin-top: 8px;
  color: var(--blue);
}

.lot-info-grid small {
  display: block;
  margin-top: 4px;
  color: var(--muted);
  line-height: 1.45;
}

.lot-note-box p {
  margin: 8px 0 0;
  color: var(--muted);
  line-height: 1.55;
}

.bid-card-heading {
  padding: 20px;
  border-radius: 14px;
  background:
    linear-gradient(135deg, rgba(245,130,0,.16), rgba(255,216,77,.18)),
    #fff8ed;
}

.bid-card-heading span {
  display: block;
  color: var(--muted);
  font-size: 12px;
  font-weight: 900;
  text-transform: uppercase;
}

.bid-card-heading strong {
  display: block;
  margin-top: 8px;
  color: var(--orange);
  font-size: 42px;
  line-height: 1;
}

.lot-donate-button {
  margin-top: 16px;
}

.modal-open {
  overflow: hidden;
}

.modal-overlay {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: grid;
  place-items: center;
  padding: 24px;
  background: rgba(7, 22, 41, .58);
  backdrop-filter: blur(8px);
}

.modal-overlay[hidden] {
  display: none;
}

.bid-modal {
  position: relative;
  width: min(100%, 560px);
  max-height: min(860px, calc(100vh - 48px));
  overflow: auto;
  padding: 28px;
  border: 1px solid rgba(255,255,255,.36);
  border-radius: 18px;
  background: #fff;
  box-shadow: 0 30px 90px rgba(0, 20, 50, .28);
}

.modal-close {
  position: absolute;
  top: 16px;
  right: 16px;
  width: 38px;
  height: 38px;
  border: 1px solid var(--line);
  border-radius: 50%;
  background: #fff;
  color: var(--blue);
  font-size: 28px;
  line-height: 1;
  cursor: pointer;
}

.modal-heading {
  max-width: 440px;
  margin-bottom: 18px;
  padding-right: 34px;
}

.modal-heading h2 {
  margin: 8px 0 8px;
  color: var(--ink);
  font-size: 34px;
  line-height: 1.1;
}

.modal-heading p {
  margin: 0;
  color: var(--muted);
  line-height: 1.55;
}

.bid-modal .bid-card {
  padding: 0;
  border: 0;
  background: transparent;
}

.bid-modal .bid-card h3 {
  display: none;
}

.lot-bid-metrics {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  margin-top: 16px;
}

.lot-bid-metrics div {
  min-height: 92px;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: #fff;
}

.lot-bid-metrics strong {
  display: block;
  margin-top: 8px;
  color: var(--blue);
  font-size: 21px;
  line-height: 1.15;
}

.lot-history-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 360px;
  gap: 24px;
  align-items: start;
}

.lot-side-rules ul {
  margin: 14px 0 0;
  padding-left: 20px;
  color: var(--muted);
  line-height: 1.55;
}

.lot-side-rules li + li {
  margin-top: 10px;
}

.related-lots {
  margin-top: 34px;
}

.section-heading.compact {
  margin-bottom: 18px;
}

.section-heading.compact h2 {
  font-size: 30px;
}

.related-lots-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.auction-rules {
  display: grid;
  grid-template-columns: 290px 1fr;
  gap: 28px;
  margin-top: 8px;
  padding: 24px;
  border: 1px solid rgba(0, 40, 90, .12);
  border-radius: 24px;
  background:
    linear-gradient(135deg, rgba(0,40,90,.96), rgba(0,74,149,.92)),
    var(--blue);
  color: #fff;
}

.auction-rules span {
  color: var(--lime);
  font-size: 12px;
  font-weight: 900;
  text-transform: uppercase;
}

.auction-rules h2 {
  margin: 8px 0 0;
  font-size: 30px;
}

.auction-rules ol {
  margin: 0;
  padding-left: 22px;
  columns: 2;
  column-gap: 34px;
}

.auction-rules li {
  break-inside: avoid;
  margin-bottom: 12px;
  color: rgba(255,255,255,.84);
  line-height: 1.55;
}

.auction-steps {
  padding-top: 26px;
}

.steps-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}

.steps-grid article {
  min-height: 190px;
  padding: 22px;
  border: 1px solid rgba(0, 40, 90, .12);
  border-radius: 20px;
  background: #fff;
  box-shadow: 0 16px 42px rgba(0, 40, 90, .08);
}

.steps-grid span {
  color: var(--pink);
  font-weight: 900;
}

.steps-grid strong {
  display: block;
  margin: 22px 0 10px;
  color: var(--blue);
  font-size: 20px;
}

.steps-grid p {
  margin: 0;
  color: var(--muted);
  line-height: 1.55;
}

.detail-media { grid-area: media; }
.detail-info { grid-area: info; }
.bid-card { grid-area: form; }
.feed-card { grid-area: feed; }

.helmet-art {
  min-height: 360px;
  background:
    radial-gradient(circle at 48% 38%, rgba(245, 200, 66, .85) 0 22%, transparent 23%),
    radial-gradient(circle at 56% 42%, #263449 0 30%, transparent 31%),
    linear-gradient(135deg, #0d1728, #344054);
}

.helmet-art::before {
  content: "";
  position: absolute;
  left: 16%;
  top: 25%;
  width: 68%;
  height: 44%;
  border-radius: 52% 48% 22% 22%;
  border: 10px solid #111827;
  background: linear-gradient(135deg, #233044 0 45%, #d0a52c 46% 68%, #173f7a 69%);
  box-shadow: inset 0 0 0 6px rgba(255,255,255,.08);
}

.helmet-art::after {
  content: "";
  position: absolute;
  left: 36%;
  bottom: 24%;
  width: 44%;
  height: 18%;
  border: 9px solid #0a0f1b;
  border-top: 0;
  border-radius: 0 0 50% 50%;
}

.thumb-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 10px;
  margin-top: 12px;
}

.thumb-row > span {
  height: 58px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: linear-gradient(135deg, #16243a, #d2aa35);
}

.detail-info, .bid-card, .feed-card, .summary-card, .email-grid article {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  padding: 22px;
}

.detail-info h3, .bid-card h3, .feed-card h3 {
  margin: 0 0 10px;
  font-size: 22px;
}

.muted { color: var(--muted); }

.metric-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0 24px;
}

.metric-list strong, .summary-card strong {
  display: block;
  margin-top: 4px;
  color: var(--blue);
  font-size: 20px;
}

form {
  display: grid;
  gap: 12px;
}

label {
  display: grid;
  gap: 6px;
  color: #344054;
  font-size: 13px;
  font-weight: 700;
}

input {
  width: 100%;
  min-height: 40px;
  padding: 0 12px;
  border: 1px solid var(--line);
  border-radius: 5px;
  color: var(--ink);
}

.check {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 600;
}

.check input {
  width: 16px;
  min-height: 16px;
}

.form-note {
  margin: 0;
  color: var(--muted);
  font-size: 12px;
}

.feed-card ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

.feed-card li {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 10px;
  padding: 12px 0;
  border-top: 1px solid var(--line);
  font-size: 14px;
}

.feed-card li:first-child { border-top: 0; }
.feed-card strong { color: var(--blue); }
.feed-card span { color: var(--muted); font-size: 12px; }

.history-layout {
  display: grid;
  grid-template-columns: 1fr 280px;
  gap: 24px;
}

.table-wrap {
  overflow: auto;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
}

table {
  width: 100%;
  border-collapse: collapse;
  min-width: 720px;
}

th, td {
  padding: 15px;
  border-bottom: 1px solid var(--line);
  text-align: left;
  font-size: 14px;
}

th {
  color: #344054;
  font-size: 12px;
  text-transform: uppercase;
}

tr:last-child td { border-bottom: 0; }

.admin-shell {
  display: grid;
  grid-template-columns: 240px 1fr;
  border: 1px solid var(--line);
  border-radius: 22px;
  overflow: hidden;
  background: #fff;
  box-shadow: 0 18px 45px rgba(16, 24, 40, .08);
}

.admin-shell aside {
  display: grid;
  align-content: start;
  gap: 8px;
  padding: 20px;
  background: linear-gradient(180deg, var(--blue), #06162c);
  color: #fff;
}

.admin-shell aside strong { margin-bottom: 14px; color: #fff; }

.admin-shell aside button {
  min-height: 38px;
  border: 0;
  border-radius: 12px;
  background: transparent;
  color: #cbd5e1;
  text-align: left;
  cursor: pointer;
}

.admin-shell aside button.active, .admin-shell aside button:hover {
  background: rgba(255,255,255,.1);
  color: #fff;
}

.admin-content { padding: 22px; min-width: 0; }

.admin-top p {
  margin: 6px 0 0;
  max-width: 760px;
  color: var(--muted);
  line-height: 1.5;
}

.admin-panel {
  display: none;
}

.admin-panel.active {
  display: grid;
  gap: 18px;
}

.admin-section-header,
.admin-card-title {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
}

.admin-section-header h3,
.admin-edit-card h4,
.history-editor-card h4,
.admin-card-title h4 {
  margin: 0;
  color: var(--blue);
}

.admin-section-header p {
  max-width: 780px;
  margin: 8px 0 0;
  color: var(--muted);
  line-height: 1.55;
}

.admin-editor-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(320px, 380px);
  gap: 18px;
  align-items: start;
}

.admin-edit-stack,
.text-block-list,
.rule-list,
.history-editor-list {
  display: grid;
  gap: 14px;
}

.admin-edit-card,
.history-editor-card,
.admin-page-preview {
  padding: 20px;
  border: 1px solid rgba(0, 40, 90, .12);
  border-radius: 18px;
  background: #fff;
  box-shadow: 0 14px 34px rgba(0, 40, 90, .06);
}

.admin-page-preview {
  position: sticky;
  top: 104px;
  display: grid;
  gap: 14px;
}

.admin-page-preview > strong {
  color: var(--orange);
  font-size: 12px;
  font-weight: 900;
  text-transform: uppercase;
}

.compact-grid {
  padding: 0;
  border: 0;
  background: transparent;
  box-shadow: none;
}

.text-block-row,
.rule-row {
  display: grid;
  grid-template-columns: minmax(180px, .7fr) minmax(0, 1fr) auto;
  gap: 12px;
  align-items: end;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: #f8fbff;
}

.rule-row {
  grid-template-columns: 44px minmax(0, 1fr) 150px auto;
  align-items: center;
}

.rule-row > span {
  display: grid;
  place-items: center;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: rgba(245, 130, 0, .12);
  color: var(--orange);
  font-weight: 900;
}

.rules-preview-list {
  margin: 0;
  padding-left: 22px;
  color: var(--muted);
  line-height: 1.55;
}

.rules-preview-list li + li {
  margin-top: 10px;
}

.preview-hero-mini,
.preview-lot-mini,
.mono-preview {
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: linear-gradient(180deg, #fff, #f8fbff);
}

.preview-hero-mini span,
.preview-lot-mini strong {
  display: block;
  color: var(--blue);
  font-size: 22px;
  font-weight: 900;
  line-height: 1.15;
}

.preview-hero-mini p,
.preview-hero-mini small,
.preview-lot-mini small,
.admin-page-preview p {
  color: var(--muted);
  line-height: 1.55;
}

.preview-hero-mini em {
  display: inline-flex;
  width: fit-content;
  margin: 2px 0 8px;
  padding: 7px 10px;
  border-radius: 999px;
  background: rgba(0, 40, 90, .08);
  color: var(--blue);
  font-size: 12px;
  font-style: normal;
  font-weight: 800;
}

.preview-lot-mini span {
  color: var(--orange);
  font-size: 12px;
  font-weight: 900;
  text-transform: uppercase;
}

.inline-action.danger {
  border-color: rgba(180, 35, 24, .28);
  color: #b42318;
  background: #fff;
}

.builder-grid,
.builder-card {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: #fff;
}

.builder-grid textarea,
.builder-card textarea,
.builder-grid select {
  width: 100%;
  min-height: 90px;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: 10px;
  color: var(--ink);
  font: inherit;
  resize: vertical;
}

.builder-grid select {
  min-height: 42px;
}

.builder-grid input[readonly] {
  background: #f5f8fc;
  color: var(--muted);
}

.admin-period-summary {
  padding: 12px 14px;
  border: 1px solid rgba(0, 40, 90, .12);
  border-radius: 12px;
  background: rgba(97, 195, 239, .12);
  color: var(--blue);
  font-size: 13px;
  font-weight: 800;
  line-height: 1.45;
}

.admin-period-summary.warning {
  border-color: rgba(180, 35, 24, .28);
  background: rgba(180, 35, 24, .08);
  color: #b42318;
}

.home-block-editor {
  display: grid;
  gap: 18px;
}

.home-admin-block {
  display: grid;
  grid-template-columns: minmax(280px, .72fr) minmax(420px, 1.28fr);
  gap: 18px;
  align-items: stretch;
}

.home-block-preview,
.home-block-fields {
  min-width: 0;
}

.home-block-preview {
  display: grid;
  align-content: start;
  gap: 12px;
  padding: 22px;
  border: 1px solid rgba(0, 40, 90, .12);
  border-radius: 18px;
  background:
    linear-gradient(135deg, rgba(97, 195, 239, .16), transparent 46%),
    linear-gradient(225deg, rgba(245, 130, 0, .12), transparent 40%),
    #fff;
  box-shadow: 0 18px 44px rgba(0, 40, 90, .08);
}

.home-block-preview h4 {
  margin: 0;
  color: var(--blue);
  font-size: clamp(22px, 2vw, 34px);
  line-height: 1.12;
}

.home-block-preview p,
.home-block-preview small,
.mini-rules-list {
  margin: 0;
  color: var(--muted);
  line-height: 1.5;
}

.home-block-preview em,
.preview-actions span {
  display: inline-flex;
  width: fit-content;
  padding: 7px 10px;
  border-radius: 999px;
  background: rgba(0, 40, 90, .08);
  color: var(--blue);
  font-size: 12px;
  font-style: normal;
  font-weight: 800;
}

.preview-countdown-mini {
  display: grid;
  gap: 8px;
  width: fit-content;
  max-width: 100%;
  padding: 12px 14px;
  border: 1px solid rgba(0, 40, 90, .1);
  border-radius: 16px;
  background: linear-gradient(135deg, rgba(0, 40, 90, .08), rgba(97, 195, 239, .15)), #fff;
  box-shadow: 0 10px 24px rgba(0, 40, 90, .08);
}

.preview-countdown-mini > span {
  color: var(--orange);
  font-size: 11px;
  font-weight: 900;
  text-transform: uppercase;
}

.preview-countdown-mini div {
  display: grid;
  grid-template-columns: repeat(3, auto auto);
  align-items: baseline;
  gap: 4px 7px;
}

.preview-countdown-mini strong {
  color: var(--blue);
  font-size: 22px;
  line-height: 1;
}

.preview-countdown-mini small {
  color: var(--muted);
  font-size: 11px;
  font-weight: 800;
}

.preview-countdown-mini.warning {
  border-color: rgba(180, 35, 24, .28);
  background: rgba(180, 35, 24, .08);
}

.preview-countdown-mini.warning > span,
.preview-countdown-mini.warning strong {
  color: #b42318;
}

.preview-purpose {
  display: grid;
  gap: 5px;
  padding: 12px;
  border-left: 4px solid var(--orange);
  border-radius: 12px;
  background: rgba(255, 255, 255, .78);
}

.preview-purpose strong {
  color: var(--blue);
}

.preview-actions span {
  border-radius: 6px;
  background: var(--blue);
  color: #fff;
}

.featured-mini-preview dl {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  margin: 0;
}

.featured-mini-preview dl div {
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: #fff;
}

.featured-mini-preview dt {
  color: var(--muted);
  font-size: 11px;
  font-weight: 800;
  text-transform: uppercase;
}

.featured-mini-preview dd {
  margin: 5px 0 0;
  color: var(--orange);
  font-size: 20px;
  font-weight: 900;
}

.mini-rules-list {
  padding-left: 20px;
}

.mini-rules-list li + li {
  margin-top: 8px;
}

.mini-progress {
  height: 10px;
  overflow: hidden;
  border-radius: 999px;
  background: rgba(0, 40, 90, .12);
}

.mini-progress span {
  display: block;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--orange), var(--yellow));
}

.span-2 {
  grid-column: 1 / -1;
}

.builder-preview,
.photo-manager,
.donation-simulator {
  padding: 22px;
  border: 1px solid rgba(0, 40, 90, .12);
  border-radius: 18px;
  background: linear-gradient(135deg, rgba(97,195,239,.15), rgba(245,130,0,.08)), #fff;
}

.builder-preview strong,
.photo-manager strong,
.donation-simulator span {
  color: var(--orange);
  font-size: 12px;
  font-weight: 900;
  text-transform: uppercase;
}

.builder-preview p,
.donation-simulator strong {
  margin: 8px 0;
  color: var(--blue);
  font-size: 24px;
  font-weight: 900;
}

.builder-preview small,
.photo-manager p,
.donation-simulator p {
  color: var(--muted);
  line-height: 1.55;
}

.lot-editor-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(320px, .75fr);
  gap: 18px;
  align-items: start;
}

.lot-create-form {
  align-items: start;
}

.lot-editor-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  padding-top: 4px;
}

.lot-editor-actions span {
  color: var(--muted);
  font-size: 12px;
  font-weight: 700;
}

.lot-preview-panel {
  display: grid;
  gap: 14px;
  position: sticky;
  top: 104px;
  min-width: 0;
}

.admin-preview-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 16px 18px;
  border: 1px solid rgba(0, 40, 90, .12);
  border-radius: 16px;
  background: #fff;
}

.admin-preview-toolbar strong {
  color: var(--blue);
}

.admin-preview-toolbar span {
  color: var(--success);
  font-size: 12px;
  font-weight: 900;
  text-transform: uppercase;
}

.admin-lot-preview-card {
  overflow: hidden;
  border: 1px solid rgba(0, 40, 90, .12);
  border-radius: 18px;
  background: #fff;
  box-shadow: 0 18px 42px rgba(0, 40, 90, .08);
}

.admin-preview-image {
  aspect-ratio: 4 / 3;
  background: var(--soft);
}

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

.admin-preview-body {
  display: grid;
  gap: 12px;
  padding: 18px;
}

.admin-preview-body > span {
  color: var(--orange);
  font-size: 12px;
  font-weight: 900;
  text-transform: uppercase;
}

.admin-preview-body h4 {
  margin: 0;
  color: var(--ink);
  font-size: 24px;
  line-height: 1.15;
}

.admin-preview-body p {
  margin: 0;
  color: var(--muted);
  line-height: 1.5;
}

.admin-preview-body dl {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  margin: 0;
}

.admin-preview-body dl div {
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: #f8fbff;
}

.admin-preview-body dt {
  color: var(--muted);
  font-size: 11px;
  font-weight: 800;
  text-transform: uppercase;
}

.admin-preview-body dd {
  margin: 5px 0 0;
  color: var(--blue);
  font-size: 18px;
  font-weight: 900;
}

.admin-preview-body small {
  color: var(--muted);
  line-height: 1.4;
}

.photo-manager.compact {
  padding: 18px;
}

.photo-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
  margin: 14px 0;
}

.photo-grid span {
  display: grid;
  place-items: center;
  min-height: 88px;
  border-radius: 14px;
  background: linear-gradient(135deg, var(--blue), var(--orange));
  color: #fff;
  font-weight: 900;
  overflow: hidden;
  padding: 8px;
  text-align: center;
  overflow-wrap: anywhere;
}

.photo-grid .main-photo {
  grid-column: 1 / -1;
  min-height: 140px;
}

.photo-grid span.filled {
  background: linear-gradient(135deg, rgba(215, 232, 0, .28), rgba(97, 195, 239, .2));
  color: var(--blue-dark);
  font-size: 11px;
}

.payment-dashboard {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}

.payment-dashboard article {
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: #fff;
}

.payment-dashboard span {
  color: var(--muted);
  font-size: 12px;
  font-weight: 800;
}

.payment-dashboard strong {
  display: block;
  margin-top: 8px;
  color: var(--blue);
  font-size: 22px;
}

.archive-auction-card {
  display: grid;
  gap: 18px;
  margin-bottom: 18px;
  padding: 22px;
  border: 1px solid rgba(245, 130, 0, .34);
  border-radius: 18px;
  background:
    linear-gradient(135deg, rgba(245, 130, 0, .11), rgba(215, 232, 0, .08)),
    #fff;
  box-shadow: 0 18px 42px rgba(0, 40, 90, .08);
}

.archive-auction-card h4 {
  margin: 4px 0 6px;
  color: var(--blue);
  font-size: 24px;
}

.archive-auction-card p {
  margin: 0;
  color: var(--muted);
  line-height: 1.5;
}

.archive-stats {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
}

.archive-stats div {
  padding: 14px;
  border: 1px solid rgba(0, 40, 90, .1);
  border-radius: 14px;
  background: #fff;
}

.archive-stats span {
  color: var(--muted);
  font-size: 11px;
  font-weight: 900;
  text-transform: uppercase;
}

.archive-stats strong {
  display: block;
  margin-top: 6px;
  color: var(--blue);
  font-size: 22px;
}

.archive-fields {
  padding: 0;
  border: 0;
  background: transparent;
}

.inline-action {
  min-height: 32px;
  padding: 0 12px;
  border: 1px solid var(--blue);
  border-radius: 999px;
  background: #fff;
  color: var(--blue);
  font-weight: 800;
  cursor: pointer;
}

.inline-action:disabled {
  border-color: var(--success);
  color: var(--success);
  cursor: default;
}

.export-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.admin-top, .admin-tabs {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 16px;
}

.admin-top h3 { margin: 0; font-size: 24px; }

.admin-tabs { justify-content: flex-start; flex-wrap: wrap; }

.admin-tabs button {
  min-height: 34px;
  border: 1px solid var(--line);
  border-radius: 5px;
  background: #fff;
  color: #344054;
  font-weight: 700;
  font-size: 13px;
}

.admin-tabs button.active {
  border-color: var(--blue);
  color: var(--blue);
}

.mini-img {
  width: 42px;
  height: 34px;
  border-radius: 4px;
  background: linear-gradient(135deg, #17223a, #d6aa2f);
}

.email-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
}

.email-grid article {
  min-height: 230px;
  display: grid;
  align-content: start;
  gap: 16px;
  position: relative;
  overflow: hidden;
}

.email-grid article::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 10px;
  background: linear-gradient(90deg, var(--blue) 0 50%, var(--yellow) 50%);
}

.email-grid span {
  color: var(--blue);
  font-weight: 800;
  font-size: 13px;
}

.email-grid h3 { margin: 0; font-size: 20px; }
.email-grid p { margin: 0; color: var(--muted); line-height: 1.45; }

.email-grid button {
  justify-self: start;
  min-height: 36px;
  padding: 0 14px;
  border: 0;
  border-radius: 5px;
  background: var(--blue);
  color: #fff;
  font-weight: 700;
}

.footer {
  padding: 32px clamp(20px, 5vw, 58px);
  border-top: 1px solid var(--line);
  color: var(--muted);
  text-align: left;
}

.site-footer {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 20px 34px;
  align-items: start;
  background: #fff;
}

.site-footer strong {
  display: block;
  color: var(--blue);
  font-size: 22px;
}

.site-footer p {
  margin: 6px 0 0;
  max-width: 620px;
  line-height: 1.5;
}

.site-footer nav {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  color: var(--blue);
  font-weight: 800;
}

.site-footer small {
  grid-column: 1 / -1;
  color: var(--muted);
}

.visual-helmet { background: linear-gradient(135deg, #111827, #d5aa30); }
.visual-drone { background: radial-gradient(circle at 58% 38%, #111827 0 18%, transparent 19%), linear-gradient(135deg, #d7dde7, #2c3443); }
.visual-shirt { background: linear-gradient(135deg, #f7ce39, #f8e081 55%, #0a4db3); }
.visual-book { background: linear-gradient(135deg, #101828, #252f44); }
.visual-city { background: linear-gradient(135deg, #d7b36a, #8ab3d9 48%, #f3f7fb); }
.visual-chevron { background: linear-gradient(135deg, #0a0f1b, #1f2937); }
.visual-art { background: linear-gradient(180deg, #174b88 0 50%, #d8a928 50% 100%); }
.visual-tour { background: linear-gradient(135deg, #e9eef6, #2f5f7f 55%, #f5c842); }

.brand-strip {
  display: grid;
  grid-template-columns: 280px 1fr;
  align-items: center;
  gap: 26px;
  padding: 28px;
  border: 1px solid rgba(0, 40, 90, .1);
  border-radius: 22px;
  background: rgba(255, 255, 255, .76);
  box-shadow: 0 18px 50px rgba(0, 40, 90, .08);
}

.brand-strip span {
  color: var(--orange);
  font-size: 12px;
  font-weight: 900;
  text-transform: uppercase;
}

.brand-strip h2 {
  margin: 6px 0 0;
  font-size: 24px;
}

.brand-logos {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  align-items: center;
  gap: 18px;
}

.brand-logos img {
  width: 100%;
  max-height: 54px;
  object-fit: contain;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: #fff;
}

.impact-cards {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.impact-cards article {
  display: grid;
  gap: 8px;
  min-height: 120px;
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: #fff;
}

.impact-cards strong {
  color: var(--blue);
}

.impact-cards span {
  color: var(--muted);
  font-size: 12px;
  font-weight: 600;
  line-height: 1.45;
  text-transform: none;
}

.preview-links {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}

.preview-links a {
  display: grid;
  gap: 8px;
  min-height: 170px;
  padding: 22px;
  border: 1px solid rgba(0, 40, 90, .12);
  border-radius: 18px;
  background: #fff;
  box-shadow: 0 16px 42px rgba(0, 40, 90, .08);
}

.preview-links span {
  color: var(--pink);
  font-size: 13px;
  font-weight: 900;
}

.preview-links strong {
  font-size: 20px;
}

.preview-links small {
  color: var(--muted);
  line-height: 1.45;
}

.page-hero {
  display: grid;
  grid-template-columns: 1fr minmax(220px, 360px);
  align-items: center;
  gap: 40px;
  padding-top: 54px;
}

.page-hero h1 {
  margin: 0 0 16px;
  font-size: clamp(36px, 5vw, 64px);
  line-height: 1.05;
}

.page-hero p {
  margin: 0;
  max-width: 780px;
  color: #31445d;
  font-size: 18px;
  line-height: 1.65;
}

.page-hero img {
  width: 100%;
  padding: 28px;
  border-radius: 22px;
  background: var(--blue);
  box-shadow: var(--shadow);
}

.email-page-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
}

.mail-preview {
  display: grid;
  gap: 18px;
  padding: 28px;
  border: 1px solid rgba(0, 40, 90, .12);
  border-radius: 20px;
  background: #fff;
  box-shadow: 0 20px 55px rgba(0, 40, 90, .1);
}

.mail-preview header {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--blue);
  font-weight: 900;
}

.mail-preview header img {
  width: 42px;
  height: 42px;
  object-fit: cover;
  border-radius: 10px;
}

.mail-preview.admin-mail header img {
  width: 82px;
  height: 36px;
  object-fit: contain;
  border-radius: 0;
}

.mail-preview h2 {
  margin: 0;
  font-size: 28px;
}

.mail-preview p {
  margin: 0;
  color: var(--muted);
  line-height: 1.65;
}

.mail-preview a {
  justify-self: start;
  min-height: 42px;
  display: inline-flex;
  align-items: center;
  padding: 0 18px;
  border-radius: 999px;
  background: var(--blue);
  color: #fff;
  font-weight: 800;
}

.mail-preview.warn a { background: var(--orange); }
.mail-preview.success a { background: var(--success); }
.mail-preview.admin-mail a { background: var(--blue); }
.mail-preview.admin-mail a:hover {
  background: #075dc4;
  box-shadow: 0 12px 26px rgba(0, 40, 90, .18);
}

.pricing-hero {
  grid-template-columns: 1fr 330px;
}

.pricing-rate {
  display: grid;
  gap: 10px;
  padding: 26px;
  border-radius: 22px;
  background: var(--blue);
  color: #fff;
  box-shadow: var(--shadow);
}

.pricing-rate span,
.pricing-rate small {
  color: rgba(255,255,255,.74);
}

.pricing-rate strong {
  font-size: 34px;
  color: var(--lime);
}

.pricing-summary {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.pricing-summary article,
.verification-grid article,
.pricing-note-panel {
  padding: 24px;
  border: 1px solid rgba(0, 40, 90, .12);
  border-radius: 20px;
  background: #fff;
  box-shadow: 0 18px 50px rgba(0, 40, 90, .08);
}

.pricing-summary span {
  color: var(--orange);
  font-size: 12px;
  font-weight: 900;
  text-transform: uppercase;
}

.pricing-summary strong {
  display: block;
  margin-top: 8px;
  color: var(--blue);
  font-size: 30px;
}

.pricing-summary p,
.verification-grid p,
.pricing-note-panel p {
  margin: 10px 0 0;
  color: var(--muted);
  line-height: 1.6;
}

.price-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.price-grid article {
  display: grid;
  gap: 18px;
  padding: 26px;
  border: 1px solid rgba(0, 40, 90, .12);
  border-radius: 20px;
  background: #fff;
  box-shadow: 0 18px 50px rgba(0, 40, 90, .08);
}

.price-grid h3 {
  margin: 0;
  font-size: 24px;
}

.price-grid p {
  margin: 0;
  color: var(--muted);
  line-height: 1.6;
}

.price-grid div {
  display: grid;
  gap: 6px;
  padding-top: 18px;
  border-top: 1px solid var(--line);
}

.price-grid span {
  color: var(--orange);
  font-weight: 900;
}

.price-grid strong {
  color: var(--blue);
  font-size: 24px;
}

.pricing-note {
  margin: 18px 0 0;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.55;
}

.verification-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.verification-grid h3,
.pricing-note-panel h2 {
  margin: 0;
  color: var(--blue);
}

.pricing-note-panel {
  background:
    linear-gradient(135deg, rgba(215, 232, 0, .22), rgba(245, 130, 0, .08)),
    #fff;
}

.calculator-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 360px;
  gap: 24px;
  align-items: start;
}

.calculator-main {
  min-width: 0;
}

.mvp-breakdown,
.option-picker {
  display: grid;
  gap: 12px;
}

.mvp-breakdown article {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 96px 130px;
  gap: 16px;
  align-items: center;
  padding: 18px;
  border: 1px solid rgba(0, 40, 90, .12);
  border-radius: 18px;
  background: #fff;
  box-shadow: 0 12px 32px rgba(0, 40, 90, .06);
}

.mvp-breakdown h3,
.option-card strong {
  margin: 0;
  color: var(--blue);
  font-size: 17px;
}

.mvp-breakdown p,
.option-card small {
  display: block;
  margin: 6px 0 0;
  color: var(--muted);
  line-height: 1.5;
}

.mvp-breakdown strong {
  color: var(--orange);
  font-size: 18px;
}

.mvp-breakdown span {
  color: var(--blue);
  font-weight: 900;
  text-align: right;
}

.calculator-options-heading {
  margin-top: 34px;
}

.option-card {
  display: grid;
  grid-template-columns: 22px minmax(0, 1fr) 150px;
  gap: 14px;
  align-items: center;
  padding: 18px;
  border: 1px solid rgba(0, 40, 90, .12);
  border-radius: 18px;
  background: #fff;
  cursor: pointer;
  box-shadow: 0 12px 32px rgba(0, 40, 90, .06);
}

.option-card:has(input:checked) {
  border-color: rgba(245, 130, 0, .6);
  background: linear-gradient(135deg, rgba(245, 130, 0, .1), rgba(215, 232, 0, .08)), #fff;
}

.option-card input {
  width: 18px;
  min-height: 18px;
  accent-color: var(--orange);
}

.option-card em {
  color: var(--blue);
  font-style: normal;
  font-weight: 900;
  text-align: right;
}

.calculator-summary {
  position: sticky;
  top: 96px;
  display: grid;
  gap: 14px;
  padding: 24px;
  border-radius: 22px;
  background:
    linear-gradient(180deg, rgba(0, 40, 90, .98), rgba(0, 65, 130, .95)),
    var(--blue);
  color: #fff;
  box-shadow: var(--shadow);
}

.calculator-summary > span {
  color: var(--lime);
  font-size: 12px;
  font-weight: 900;
  text-transform: uppercase;
}

.calculator-summary h2 {
  margin: 0;
  color: #fff;
  font-size: 38px;
}

.calculator-summary p {
  margin: 0;
  color: rgba(255,255,255,.72);
}

.calculator-summary .summary-note {
  padding-top: 10px;
  border-top: 1px solid rgba(255,255,255,.16);
  line-height: 1.55;
}

.calculator-summary dl {
  margin: 6px 0 0;
}

.calculator-summary dl div {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 0;
  border-top: 1px solid rgba(255,255,255,.16);
}

.calculator-summary dt {
  color: rgba(255,255,255,.68);
}

.calculator-summary dd {
  margin: 0;
  color: #fff;
  font-size: 15px;
  font-weight: 900;
}

.limit-meter div {
  height: 10px;
  overflow: hidden;
  border-radius: 999px;
  background: rgba(255,255,255,.18);
}

.limit-meter span {
  display: block;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--lime), var(--orange), var(--pink));
}

.limit-meter small {
  display: block;
  margin-top: 8px;
  color: rgba(255,255,255,.76);
}

@media (max-width: 1080px) {
  .hero, .detail-layout, .history-layout {
    grid-template-columns: 1fr;
  }

  .site-header {
    grid-template-columns: 1fr;
  }

  .header-action {
    justify-self: start;
  }

  .hero { min-height: auto; }
  .hero-showcase {
    grid-template-columns: 1fr;
    min-height: auto;
  }
  .hero-lot-photo {
    height: clamp(300px, 40vh, 390px);
  }
  .bid-panel {
    grid-template-columns: 1fr;
    margin-left: 0;
  }
  .hero-bid-button { width: 100%; }
  .lot-grid, .email-grid, .email-page-grid, .preview-links, .price-grid, .pricing-summary, .verification-grid, .steps-grid, .related-lots-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .brand-strip, .page-hero, .pricing-hero, .calculator-layout, .lot-editor-layout, .lot-main-layout, .lot-main-content, .lot-page-header, .lot-history-grid, .auction-rules, .home-admin-block { grid-template-columns: 1fr; }
  .lot-bid-sidebar { position: static; }
  .calculator-summary { position: static; }
  .auction-rules ol { columns: 1; }
  .payment-dashboard, .archive-stats { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .hero {
    min-height: auto;
  }
  .detail-layout {
    grid-template-areas:
      "media"
      "info"
      "form"
      "feed";
  }
}

@media (max-width: 760px) {
  .site-header {
    grid-template-columns: 1fr;
    gap: 14px;
    overflow: hidden;
  }

  .header-brands {
    align-items: flex-start;
    flex-direction: column;
  }

  .header-logo-rail {
    width: 100%;
    overflow-x: auto;
    padding-left: 0;
    border-left: 0;
  }

  .nav {
    grid-column: 1 / -1;
    justify-content: flex-start;
    overflow-x: auto;
    min-width: 0;
    max-width: 100%;
    padding-bottom: 2px;
    gap: 16px;
    font-size: 13px;
  }

  .nav a { flex: 0 0 auto; }

  .header-action { min-height: 38px; padding-inline: 12px; justify-self: stretch; }

  .section, .section-band {
    width: calc(100% - 28px);
    max-width: 1280px;
  }
  .hero { padding-top: 30px; gap: 28px; }
  .hero-copy,
  .hero-showcase,
  .donate,
  .detail-layout,
  .admin-shell {
    width: calc(100vw - 28px);
    max-width: calc(100vw - 28px);
  }
  .hero h1 { font-size: 28px; line-height: 1.14; }
  .hero p { max-width: 330px; font-size: 15px; line-height: 1.7; }
  .countdown { grid-template-columns: repeat(2, 1fr); }
  .hero-actions, .donate { display: grid; grid-template-columns: 1fr; }
  .art-frame { min-height: 280px; }
  .hero-lot-photo {
    height: 280px;
    aspect-ratio: 16 / 10;
  }
  .hero-showcase {
    min-height: auto;
  }
  .bid-panel {
    position: static;
    width: auto;
    margin-top: 14px;
    border-radius: 18px;
  }
  .bid-panel dl {
    grid-template-columns: 1fr;
  }
  .trident-art::before { inset: 28px; font-size: 48px; }
  .section-heading { display: grid; }
  .lot-grid, .email-grid, .email-page-grid, .preview-links, .price-grid, .pricing-summary, .verification-grid, .steps-grid, .brand-logos, .builder-grid, .builder-card, .payment-dashboard, .archive-stats, .related-lots-grid, .lot-info-grid, .lot-bid-metrics, .featured-mini-preview dl { grid-template-columns: 1fr; }
  .detail-info, .bid-card, .feed-card, .summary-card, .email-grid article { padding: 18px; }
  .metric-list { grid-template-columns: 1fr; }
  .admin-shell { grid-template-columns: 1fr; }
  .admin-shell aside {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .admin-shell aside strong { grid-column: 1 / -1; }
  .lot-main-content {
    grid-template-columns: 1fr;
  }
  .lot-page-header h2 {
    font-size: 34px;
  }
  .lot-page-header p {
    font-size: 15px;
  }
  .lot-deadline-card strong,
  .bid-card-heading strong {
    font-size: 26px;
  }
  .lot-gallery .lot-thumb {
    height: 58px;
  }
  .auction-rules {
    padding: 22px;
  }
  .auction-rules h2 {
    font-size: 26px;
  }
  .site-footer {
    grid-template-columns: 1fr;
  }
  .mvp-breakdown article,
  .option-card {
    grid-template-columns: 1fr;
  }
  .mvp-breakdown span,
  .option-card em {
    text-align: left;
  }
}