:root {
  color-scheme: light;
  --ink: #102a3a;
  --muted: #5d7480;
  --sky: #87c9e8;
  --grass: #4b8a52;
  --deep: #071b25;
  --gold: #c99c4c;
  --paper: #f7f2e7;
  --white: #fff;
  --line: rgba(255, 255, 255, .34);
  --shadow: 0 20px 60px rgba(3, 21, 30, .24);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", Arial, sans-serif;
  letter-spacing: 0;
}

* { box-sizing: border-box; }

html { min-height: 100%; background: #e7f3ee; }

body {
  min-height: 100%;
  margin: 0;
  color: var(--ink);
  background: linear-gradient(180deg, #e3f3f5 0%, #eef7ef 48%, #f5efe2 100%);
  font-size: 16px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

button, input { font: inherit; letter-spacing: 0; }
button { border: 0; cursor: pointer; }
img { display: block; max-width: 100%; }
[hidden] { display: none !important; }

.page {
  width: min(100%, 760px);
  margin: 0 auto;
  padding-bottom: 40px;
}

.hero {
  position: relative;
  min-height: 100svh;
  overflow: hidden;
  background: #0b2633;
}

.hero__image {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero__shade {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(6, 22, 31, .12) 0%, rgba(6, 22, 31, .48) 42%, rgba(6, 22, 31, .82) 100%);
}

.hero__content {
  position: relative;
  z-index: 1;
  display: flex;
  min-height: 100svh;
  flex-direction: column;
  justify-content: center;
  padding: calc(20px + env(safe-area-inset-top)) 18px 22px;
}

.eyebrow {
  margin: 0 0 7px;
  color: #eed191;
  font-size: .8rem;
  font-weight: 800;
}

.hero h1 {
  max-width: 11em;
  margin: 0;
  color: #fff;
  font-size: clamp(1.88rem, 8vw, 2.45rem);
  line-height: 1.1;
  text-shadow: 0 2px 20px rgba(0, 0, 0, .26);
}

.lead {
  max-width: 20em;
  margin: 10px 0 12px;
  color: rgba(255, 255, 255, .9);
  font-size: .98rem;
}

.play-card {
  display: grid;
  gap: 3px;
  margin: 0 0 12px;
  border: 1px solid rgba(238, 209, 145, .42);
  border-radius: 8px;
  padding: 10px 12px;
  color: rgba(255, 255, 255, .9);
  background: rgba(8, 34, 43, .42);
  backdrop-filter: blur(12px);
}

.play-card strong {
  color: #f3d58a;
  font-size: .9rem;
}

.play-card span {
  font-size: .9rem;
}

.pass-form {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 14px;
  background: rgba(255, 255, 255, .18);
  box-shadow: var(--shadow);
  backdrop-filter: blur(14px);
}

.pass-form label {
  display: block;
  margin-bottom: 7px;
  color: #fff;
  font-weight: 800;
}

.plate-row {
  display: grid;
  gap: 10px;
}

.plate-row input {
  width: 100%;
  min-height: 48px;
  border: 1px solid rgba(255, 255, 255, .58);
  border-radius: 8px;
  padding: 0 14px;
  color: #102a3a;
  background: rgba(255, 255, 255, .94);
  outline: 0;
  text-transform: uppercase;
}

.plate-row input:focus {
  border-color: #f1cf7b;
  box-shadow: 0 0 0 3px rgba(241, 207, 123, .28);
}

.primary-button, .ghost-button, .download-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  border-radius: 8px;
  padding: 0 16px;
  text-decoration: none;
  font-weight: 800;
}

.primary-button {
  color: #122d2f;
  background: linear-gradient(135deg, #f4d783 0%, #c99c4c 100%);
  box-shadow: 0 12px 26px rgba(58, 43, 12, .25);
}

.primary-button:active { transform: translateY(1px); }

.ghost-button {
  border: 1px solid rgba(16, 42, 58, .2);
  color: #173747;
  background: rgba(255, 255, 255, .82);
}

.form-help {
  margin: 9px 0 0;
  color: rgba(255, 255, 255, .78);
  font-size: .83rem;
}

.form-message {
  min-height: 22px;
  margin: 6px 0 0;
  color: #ffe4a3;
  font-size: .88rem;
  font-weight: 800;
}

.draw-status {
  margin: -4px 18px 22px;
  border: 1px solid rgba(21, 76, 82, .16);
  border-radius: 8px;
  padding: 14px;
  background: rgba(255, 255, 255, .92);
  box-shadow: 0 12px 34px rgba(30, 70, 58, .14);
}

.draw-status__bar {
  height: 6px;
  overflow: hidden;
  border-radius: 999px;
  background: #dbe9e6;
}

.draw-status__bar::before {
  content: "";
  display: block;
  width: 42%;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, #69ab72, #87c9e8, #c99c4c);
  animation: slide 1s ease-in-out infinite;
}

.draw-status p {
  margin: 10px 0 0;
  color: #244754;
  font-weight: 800;
}

@keyframes slide {
  0% { transform: translateX(-100%); }
  100% { transform: translateX(240%); }
}

.result, .certificate, .guide { padding: 28px 18px 0; }

.section-heading { margin-bottom: 14px; }

.section-heading h2 {
  margin: 0;
  color: #102a3a;
  font-size: 1.45rem;
  line-height: 1.2;
}

.result-card {
  overflow: hidden;
  border: 1px solid rgba(16, 42, 58, .12);
  border-radius: 8px;
  background: rgba(255, 255, 255, .9);
  box-shadow: 0 18px 48px rgba(41, 78, 69, .16);
}

.result-card__image {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  background: #d9e7e1;
}

.result-card__body { padding: 16px; }

.result-card__topline {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  color: #6f5420;
  font-size: .86rem;
  font-weight: 800;
}

.result-card__topline strong {
  color: #173747;
}

.result-spotlight {
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
  margin: 10px 0 12px;
}

.spotlight-item {
  border: 1px solid rgba(201, 156, 76, .24);
  border-radius: 8px;
  padding: 12px;
  background: linear-gradient(135deg, #fff8e9 0%, #f2fbf7 100%);
}

.spotlight-item span {
  display: block;
  color: #687f78;
  font-size: .8rem;
  font-weight: 800;
}

.spotlight-item strong {
  display: block;
  margin-top: 2px;
  color: #0d2b39;
  line-height: 1.16;
  word-break: break-word;
}

.spotlight-plate strong { font-size: 1.28rem; }
.spotlight-code strong { font-size: 1.55rem; }

.slogan {
  margin: 0 0 14px;
  color: #54706e;
}

.detail-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin: 0;
}

.detail-grid div {
  border: 1px solid rgba(31, 80, 75, .12);
  border-radius: 8px;
  padding: 10px;
  background: #f7fbf7;
}

.detail-grid dt {
  color: #6e837c;
  font-size: .78rem;
}

.detail-grid dd {
  margin: 2px 0 0;
  color: #12333d;
  font-weight: 800;
  word-break: break-word;
}

.contact-line {
  display: grid;
  gap: 3px;
  margin: 14px 0 0;
  border-left: 3px solid var(--gold);
  padding: 9px 0 9px 12px;
  color: #244750;
  background: linear-gradient(90deg, rgba(201, 156, 76, .12), rgba(255, 255, 255, 0));
}

.contact-line span {
  color: #6f5420;
  font-size: .8rem;
  font-weight: 800;
}

.contact-line strong {
  font-size: 1rem;
  font-weight: 900;
}

.action-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
  margin-top: 16px;
}

.certificate__image {
  width: min(100%, 380px);
  margin: 0 auto;
  border-radius: 8px;
  background: #f5f0e4;
  box-shadow: 0 18px 50px rgba(31, 54, 52, .22);
}

.download-link {
  width: min(100%, 380px);
  margin: 14px auto 0;
  color: #fff;
  background: #133a45;
}

.save-tip {
  width: min(100%, 380px);
  margin: 10px auto 0;
  color: #667b79;
  text-align: center;
  font-size: .9rem;
}

@media (min-width: 560px) {
  .hero__content { padding-left: 28px; padding-right: 28px; }
  .plate-row { grid-template-columns: 1fr auto; }
  .primary-button, .ghost-button, .download-link { min-width: 160px; }
  .result-spotlight { grid-template-columns: .72fr 1fr; }
  .action-row { grid-template-columns: 1fr 132px; }
  .result, .certificate, .guide { padding-left: 28px; padding-right: 28px; }
}

@media (max-width: 390px) {
  .hero__content { padding-top: 16px; padding-bottom: 18px; }
  .hero h1 { font-size: 1.84rem; }
  .lead { margin-bottom: 10px; font-size: .94rem; }
  .play-card { padding: 9px 10px; }
  .pass-form { padding: 12px; }
}

@media (max-width: 350px) {
  .detail-grid { grid-template-columns: 1fr; }
  .primary-button, .ghost-button, .download-link { padding: 0 12px; font-size: .94rem; }
}


.guide-card {
  border: 1px solid rgba(16, 42, 58, .12);
  border-radius: 8px;
  padding: 16px;
  background: rgba(255, 255, 255, .9);
  box-shadow: 0 16px 42px rgba(41, 78, 69, .13);
}

.guide-steps {
  display: grid;
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.guide-steps li {
  display: grid;
  grid-template-columns: 34px 1fr;
  gap: 10px;
  align-items: start;
  border: 1px solid rgba(31, 80, 75, .1);
  border-radius: 8px;
  padding: 12px;
  background: linear-gradient(135deg, #fffaf0 0%, #f3fbf7 100%);
}

.step-index {
  display: inline-flex;
  width: 34px;
  height: 34px;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  color: #122d2f;
  background: linear-gradient(135deg, #f4d783 0%, #c99c4c 100%);
  font-weight: 900;
}

.guide-steps strong {
  display: block;
  color: #102a3a;
  font-size: 1rem;
  line-height: 1.25;
}

.guide-steps p {
  margin: 5px 0 0;
  color: #55706b;
  font-size: .92rem;
}

.guide-note {
  margin: 14px 0 0;
  border-left: 3px solid var(--gold);
  padding: 8px 0 8px 12px;
  color: #244750;
  background: linear-gradient(90deg, rgba(201, 156, 76, .12), rgba(255, 255, 255, 0));
  font-weight: 800;
}