:root {
  --c-red: #C8102E;
  --c-black: #1A1A1A;
  --c-carbon: #252525;
  --c-gold: #D4AF37;
  --c-blue: #0066CC;
  --c-sky: #00AEEF;
  --c-white: #FFFFFF;
  --c-mist: #F5F5F5;
  --c-graphite: #333333;
  --c-muted: #8b8b8b;
  --c-rule: #2E2E2E;
  --font-display: "Noto Serif SC", "Source Han Serif SC", Georgia, serif;
  --font-body: "Noto Sans SC", "Source Han Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
  --font-mono: "Roboto Mono", "SFMono-Regular", Consolas, "Liberation Mono", monospace;
  --container-width: 1240px;
  --shadow: 0 18px 40px rgba(0, 0, 0, 0.16);
}

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

* {
  margin: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  min-height: 100vh;
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.75;
  background: var(--c-mist);
  color: var(--c-graphite);
  -webkit-font-smoothing: antialiased;
}

img,
svg,
video {
  display: block;
  max-width: 100%;
  height: auto;
}

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

button {
  font: inherit;
  color: inherit;
  background: none;
  border: 0;
  cursor: pointer;
}

::selection {
  background: var(--c-red);
  color: var(--c-white);
}

:focus-visible {
  outline: 3px solid var(--c-sky);
  outline-offset: 3px;
}

.skip-link {
  position: absolute;
  left: 16px;
  top: -120px;
  z-index: 300;
  padding: 0.75rem 1.25rem;
  background: var(--c-red);
  color: var(--c-white);
  font-weight: 700;
  box-shadow: var(--shadow);
  transition: top 0.18s ease;
}

.skip-link:focus {
  top: 16px;
}

.site-header__progress {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 400;
  height: 4px;
  background: linear-gradient(90deg, var(--c-blue) 0%, var(--c-sky) 55%, var(--c-red) 100%);
  transform: scaleX(0);
  transform-origin: 0 50%;
  pointer-events: none;
  box-shadow: 0 0 12px rgba(0, 174, 239, 0.5);
}

.site-header {
  position: relative;
  z-index: 50;
  background: var(--c-black);
  color: var(--c-white);
  border-bottom: 3px solid var(--c-red);
}

.site-header::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 6px;
  background: linear-gradient(90deg, var(--c-red) 0%, var(--c-red) 42%, var(--c-black) 42%, var(--c-black) 58%, var(--c-gold) 58%, var(--c-gold) 70%, var(--c-blue) 70%, var(--c-blue) 84%, var(--c-sky) 84%, var(--c-sky) 100%);
  z-index: 1;
}

.site-header__inner {
  position: relative;
  z-index: 2;
  width: min(var(--container-width), 100% - 32px);
  margin-inline: auto;
}

.site-header__masthead {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto auto;
  align-items: center;
  gap: 24px;
  padding: 28px 0 18px;
}

.site-header__brand {
  display: flex;
  align-items: center;
  gap: 18px;
  min-width: 0;
}

.site-header__logo {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: var(--c-white);
}

.site-header__logo-mark {
  display: grid;
  place-items: center;
  width: 54px;
  height: 54px;
  background: var(--c-red);
  color: var(--c-white);
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 1.9rem;
  clip-path: polygon(0 0, 100% 0, 100% 70%, 70% 100%, 0 100%);
  box-shadow: 6px 6px 0 rgba(0, 102, 204, 0.35);
}

.site-header__logo-text {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 3vw, 2.1rem);
  font-weight: 900;
  letter-spacing: 0.08em;
  line-height: 1;
}

.site-header__tagline {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--c-gold);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  border-left: 2px solid var(--c-red);
  padding-left: 10px;
  white-space: nowrap;
}

.site-header__quick {
  display: flex;
  gap: 8px;
}

.site-header__quick-link {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--c-white);
  border: 1px solid #3a3a3a;
  padding: 0.5rem 0.75rem;
  background: linear-gradient(135deg, #202020, #111);
  transition: border-color 0.2s ease, background 0.2s ease;
}

.site-header__quick-link:hover {
  border-color: var(--c-red);
  background: var(--c-red);
}

.site-header__toggle {
  display: none;
  align-items: center;
  gap: 10px;
  color: var(--c-white);
  border: 1px solid #3a3a3a;
  padding: 0.55rem 0.9rem;
  font-weight: 700;
}

.toggle-label {
  font-size: 0.85rem;
  letter-spacing: 0.15em;
}

.toggle-burger {
  width: 18px;
  height: 2px;
  background: var(--c-red);
  box-shadow: 0 -5px 0 var(--c-red), 0 5px 0 var(--c-red);
}

.site-header__nav {
  display: flex;
  flex-wrap: wrap;
  align-items: stretch;
  border-top: 2px solid #2c2c2c;
  border-bottom: 1px solid #2c2c2c;
  background: #151515;
}

.site-header__nav-link {
  position: relative;
  display: block;
  padding: 0.95rem 1.1rem;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1rem;
  letter-spacing: 0.12em;
  color: #edf0f5;
  border-right: 1px solid #2c2c2c;
  transition: background 0.2s ease, color 0.2s ease;
}

.site-header__nav-link:first-child {
  border-left: 1px solid #2c2c2c;
}

.site-header__nav-link:hover {
  background: var(--c-red);
  color: var(--c-white);
}

.site-header__nav-link[aria-current="page"] {
  background: var(--c-red);
  color: var(--c-white);
  box-shadow: inset 0 -3px var(--c-gold);
}

.site-footer {
  position: relative;
  background: var(--c-black);
  color: var(--c-white);
  border-top: 5px solid var(--c-red);
}

.site-footer::before {
  content: "MILANO";
  position: absolute;
  right: 4%;
  bottom: 2rem;
  font-family: var(--font-mono);
  font-size: clamp(3rem, 10vw, 7rem);
  font-weight: 900;
  line-height: 1;
  letter-spacing: 0.05em;
  color: rgba(212, 175, 55, 0.05);
  pointer-events: none;
}

.site-footer__inner {
  position: relative;
  z-index: 1;
  width: min(var(--container-width), 100% - 32px);
  margin-inline: auto;
  padding: 56px 0 40px;
  display: grid;
  grid-template-columns: 1.2fr 0.8fr 1.6fr;
  gap: 48px;
}

.site-footer__brand {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 900;
  line-height: 1;
}

.site-footer__brand::after {
  content: "";
  display: block;
  width: 64px;
  height: 6px;
  margin-top: 12px;
  background: linear-gradient(90deg, var(--c-red) 0%, var(--c-red) 55%, var(--c-gold) 55%, var(--c-gold) 100%);
}

.site-footer__tagline {
  margin-top: 12px;
  color: var(--c-gold);
  font-family: var(--font-mono);
  font-size: 0.8rem;
  letter-spacing: 0.18em;
}

.site-footer__nav {
  display: grid;
  gap: 10px;
}

.site-footer__link {
  display: inline-block;
  color: var(--c-white);
  font-weight: 700;
  padding: 8px 0;
  border-bottom: 1px solid #333;
  transition: color 0.2s ease, border-color 0.2s ease, padding-left 0.2s ease;
}

.site-footer__link:hover {
  color: var(--c-sky);
  border-color: var(--c-sky);
  padding-left: 8px;
}

.site-footer__contact {
  margin-top: 6px;
  color: #aeb6c0;
  font-family: var(--font-mono);
  font-size: 0.85rem;
}

.site-footer__address {
  margin-top: 6px;
  color: #7c8490;
  font-size: 0.85rem;
}

.site-footer__trust {
  position: relative;
  padding: 24px 22px 22px;
  border: 1px solid #333;
  background: linear-gradient(135deg, rgba(0, 102, 204, 0.16), rgba(0, 174, 239, 0.05)), #111;
}

.site-footer__trust::before {
  content: "每日核校";
  position: absolute;
  top: -12px;
  left: 16px;
  background: var(--c-red);
  color: var(--c-white);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  padding: 3px 10px;
}

.site-footer__trust-text {
  color: #d3d7dd;
  font-size: 0.9rem;
  line-height: 1.85;
}

.site-footer__bottom {
  position: relative;
  z-index: 1;
  width: min(var(--container-width), 100% - 32px);
  margin-inline: auto;
  border-top: 1px solid #2c2c2c;
  padding: 18px 0 26px;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 10px;
  color: #7c8490;
  font-family: var(--font-mono);
  font-size: 0.8rem;
}

.site-main {
  display: block;
  min-height: 60vh;
  background: var(--c-mist);
  color: var(--c-graphite);
}

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

.section {
  padding-block: clamp(3.5rem, 8vw, 6rem);
}

.section--dark {
  background: var(--c-black);
  color: var(--c-white);
}

.section--red {
  background: var(--c-red);
  color: var(--c-white);
}

.section--mist {
  background: var(--c-mist);
  color: var(--c-graphite);
}

.section__heading {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 900;
  line-height: 1.15;
  margin-bottom: 12px;
}

.section__lead {
  font-size: 1.1rem;
  max-width: 64ch;
  opacity: 0.82;
  margin-bottom: 28px;
}

.grid {
  display: grid;
  gap: 24px;
}

.grid--2 {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.grid--3 {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.card {
  background: var(--c-white);
  border: 1px solid #e4e8ee;
  border-top: 4px solid var(--c-red);
  padding: 24px;
  box-shadow: var(--shadow);
}

.card__title {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 900;
  margin-bottom: 8px;
}

.card__meta {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--c-blue);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 8px;
}

.card__body {
  color: #555;
  font-size: 0.95rem;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 0.9rem 1.6rem;
  background: var(--c-red);
  color: var(--c-white);
  border: 2px solid var(--c-red);
  font-weight: 700;
  letter-spacing: 0.08em;
  clip-path: polygon(0 0, calc(100% - 12px) 0, 100% 12px, 100% 100%, 12px 100%, 0 calc(100% - 12px));
  transition: background 0.2s ease, color 0.2s ease, border-color 0.2s ease, transform 0.2s ease;
}

.button:hover {
  background: var(--c-black);
  border-color: var(--c-black);
  color: var(--c-white);
  transform: translateY(-2px);
}

.button--ghost {
  background: transparent;
  color: var(--c-white);
  border-color: var(--c-white);
}

.button--ghost:hover {
  background: var(--c-white);
  color: var(--c-black);
  border-color: var(--c-white);
}

.button--gold {
  background: var(--c-gold);
  border-color: var(--c-gold);
  color: #111;
}

.button--gold:hover {
  background: var(--c-red);
  border-color: var(--c-red);
  color: var(--c-white);
}

.button--blue {
  background: linear-gradient(135deg, var(--c-blue), var(--c-sky));
  border-color: transparent;
}

.button--blue:hover {
  background: linear-gradient(135deg, var(--c-red), var(--c-red));
  border-color: transparent;
}

.breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  list-style: none;
  padding: 14px 0;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--c-muted);
}

.breadcrumbs li + li::before {
  content: "/";
  color: var(--c-gold);
  margin-right: 8px;
}

.breadcrumbs a {
  color: var(--c-blue);
}

.breadcrumbs a:hover {
  color: var(--c-red);
}

.breadcrumbs [aria-current="page"] {
  color: var(--c-graphite);
  font-weight: 700;
}

.page-heading {
  position: relative;
  overflow: hidden;
  background: linear-gradient(135deg, var(--c-black) 0%, #213040 60%, var(--c-blue) 130%);
  color: var(--c-white);
  padding-block: clamp(3.5rem, 9vw, 6.5rem);
  border-bottom: 4px solid var(--c-red);
}

.page-heading::before {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 34%;
  height: 100%;
  background: linear-gradient(135deg, transparent 0%, transparent 30%, var(--c-red) 30%, var(--c-red) 50%, transparent 50%, transparent 100%);
  opacity: 0.25;
  pointer-events: none;
}

.page-heading__inner {
  position: relative;
  z-index: 1;
  width: min(var(--container-width), 100% - 32px);
  margin-inline: auto;
}

.page-heading__title {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 7vw, 4.5rem);
  font-weight: 900;
  line-height: 1.05;
  max-width: 12em;
}

.page-heading__lead {
  max-width: 56ch;
  margin-top: 16px;
  font-size: 1.05rem;
  color: #bfd6ff;
}

.tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 4px 12px;
  background: var(--c-black);
  color: var(--c-white);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  border: 1px solid #333;
}

.tag--gold {
  background: var(--c-gold);
  color: #111;
  border-color: var(--c-gold);
}

.tag--blue {
  background: linear-gradient(135deg, var(--c-blue), var(--c-sky));
  color: var(--c-white);
  border-color: transparent;
}

.tag::before {
  content: "";
  width: 6px;
  height: 6px;
  background: var(--c-red);
  transform: rotate(45deg);
}

.media {
  position: relative;
  overflow: hidden;
  background: linear-gradient(135deg, #1a1a1a 0%, #24344a 55%, var(--c-sky) 160%);
  border: 1px solid var(--c-black);
}

.media::before {
  content: "";
  display: block;
  padding-top: 56.25%;
}

.media--card::before {
  padding-top: 66.66%;
}

.media--tall::before {
  padding-top: 125%;
}

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

.media__badge {
  position: absolute;
  top: 10px;
  left: 10px;
  z-index: 2;
  background: var(--c-red);
  color: var(--c-white);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  padding: 4px 10px;
  border-left: 3px solid var(--c-gold);
}

.media__caption {
  position: absolute;
  right: 0;
  bottom: 0;
  left: 0;
  z-index: 2;
  background: linear-gradient(transparent, rgba(0, 0, 0, 0.72));
  color: var(--c-white);
  padding: 30px 14px 10px;
  font-size: 0.85rem;
}

.tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  border-bottom: 2px solid #e2e2e2;
}

.tabs__trigger {
  padding: 0.8rem 1.2rem;
  border: 0;
  background: transparent;
  font-weight: 700;
  color: var(--c-graphite);
  border-bottom: 3px solid transparent;
  margin-bottom: -2px;
  cursor: pointer;
}

.tabs__trigger:hover {
  color: var(--c-red);
}

.tabs__trigger[aria-selected="true"] {
  color: var(--c-red);
  border-bottom-color: var(--c-red);
}

.tabs__panel {
  padding: 24px 0;
}

.tabs__panel[hidden] {
  display: none;
}

@media (max-width: 980px) {
  .site-header__masthead {
    grid-template-columns: minmax(0, 1fr) auto;
  }

  .site-header__quick {
    display: none;
  }

  .site-header__toggle {
    display: inline-flex;
  }

  .site-header__nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    background: var(--c-black);
    border-top: 0;
    border-bottom: 1px solid #333;
    padding: 8px 16px 16px;
    box-shadow: var(--shadow);
    max-height: calc(100vh - 100px);
    overflow: auto;
  }

  .site-header__nav[data-open] {
    display: flex;
  }

  .site-header__nav-link {
    border-left: 0;
    border-right: 0;
    border-bottom: 1px solid #2c2c2c;
    padding: 1rem;
  }

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

  .site-footer__trust {
    grid-column: 1 / -1;
  }
}

@media (max-width: 720px) {
  .site-header__tagline {
    display: none;
  }

  .site-header__masthead {
    gap: 12px;
    padding-top: 20px;
  }

  .site-header__logo-text {
    font-size: 1.4rem;
  }

  .site-header__logo-mark {
    width: 46px;
    height: 46px;
    font-size: 1.5rem;
  }

  .grid--2,
  .grid--3 {
    grid-template-columns: 1fr;
  }

  .site-footer__inner {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .site-footer__trust {
    grid-column: auto;
  }

  .site-footer__bottom {
    flex-direction: column;
    justify-content: center;
    text-align: center;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}