/* =========================================================
   American.co.jp — site.css
   Editorial magazine design for American.co.jp
   ========================================================= */

:root {
  --ink: #161616;
  --muted: #5f6368;
  --soft: #f5f1e8;
  --paper: #fffaf1;
  --cream: #fbf6ea;
  --line: rgba(22, 22, 22, 0.12);
  --navy: #13233a;
  --deep-navy: #081525;
  --red: #8f2430;
  --gold: #c59a48;
  --white: #ffffff;
  --shadow: 0 24px 70px rgba(0, 0, 0, 0.18);
  --soft-shadow: 0 14px 38px rgba(0, 0, 0, 0.10);
  --radius: 24px;
  --max: 1180px;
  --serif: Georgia, "Times New Roman", "Yu Mincho", "Hiragino Mincho ProN", "Noto Serif JP", serif;
  --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", "Hiragino Sans", "Yu Gothic", "Noto Sans JP", sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background:
    radial-gradient(circle at top left, rgba(197, 154, 72, 0.18), transparent 32rem),
    linear-gradient(180deg, #fffaf1 0%, #f6efe0 100%);
  font-family: var(--sans);
  line-height: 1.8;
  letter-spacing: 0.015em;
}

img {
  max-width: 100%;
  display: block;
}

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

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

p {
  margin: 0 0 1.15rem;
}

h1,
h2,
h3 {
  margin: 0;
  font-family: var(--serif);
  line-height: 1.18;
  letter-spacing: 0.01em;
}

h1 {
  font-size: clamp(2.7rem, 7vw, 6.6rem);
  font-weight: 700;
}

h2 {
  font-size: clamp(2rem, 4vw, 3.8rem);
  font-weight: 700;
}

h3 {
  font-size: clamp(1.25rem, 2vw, 1.8rem);
  font-weight: 700;
}

/* =========================================================
   Header
   ========================================================= */

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.25rem;
  padding: 1rem clamp(1rem, 4vw, 3rem);
  background: rgba(8, 21, 37, 0.92);
  color: var(--white);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.14);
}

.brand {
  flex: 0 0 auto;
  font-family: var(--serif);
  font-size: clamp(1.25rem, 2vw, 1.75rem);
  font-weight: 700;
  letter-spacing: 0.03em;
  color: var(--white);
}

.brand:hover {
  color: var(--gold);
}

.main-nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 0.35rem;
  font-size: 0.9rem;
}

.main-nav a {
  padding: 0.45rem 0.7rem;
  color: rgba(255, 255, 255, 0.88);
  border-radius: 999px;
  transition: background 0.2s ease, color 0.2s ease;
}

.main-nav a:hover {
  color: var(--white);
  background: rgba(255, 255, 255, 0.14);
}

/* =========================================================
   Hero
   ========================================================= */

.hero {
  position: relative;
  min-height: 88vh;
  display: grid;
  place-items: stretch;
  overflow: hidden;
  color: var(--white);
  background: var(--deep-navy);
}

.hero img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(0.92) contrast(1.08);
  transform: scale(1.01);
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  background:
    linear-gradient(90deg, rgba(8, 21, 37, 0.95) 0%, rgba(8, 21, 37, 0.76) 38%, rgba(8, 21, 37, 0.28) 72%, rgba(8, 21, 37, 0.08) 100%),
    linear-gradient(0deg, rgba(8, 21, 37, 0.72), rgba(8, 21, 37, 0.08) 42%, rgba(8, 21, 37, 0.45));
}

.hero-overlay {
  position: relative;
  z-index: 2;
  width: min(100%, var(--max));
  margin: 0 auto;
  padding: clamp(4rem, 8vw, 8rem) clamp(1.2rem, 4vw, 3rem);
  display: flex;
  flex-direction: column;
  justify-content: center;
  min-height: 88vh;
}

.kicker,
.section-label {
  margin: 0 0 0.9rem;
  color: var(--gold);
  font-size: 0.78rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.18em;
}

.hero blockquote {
  margin: 1.35rem 0 1.6rem;
  padding-left: 1.25rem;
  max-width: 780px;
  color: rgba(255, 255, 255, 0.92);
  font-family: var(--serif);
  font-size: clamp(1.18rem, 2.1vw, 2rem);
  line-height: 1.45;
  border-left: 4px solid var(--gold);
}

.lead {
  max-width: 760px;
  color: rgba(255, 255, 255, 0.91);
  font-size: clamp(1.04rem, 1.45vw, 1.3rem);
  line-height: 2;
}

/* =========================================================
   Intro
   ========================================================= */

.intro {
  width: min(100% - 2rem, var(--max));
  margin: clamp(3rem, 7vw, 6rem) auto;
  display: grid;
  grid-template-columns: minmax(0, 1.45fr) minmax(280px, 0.55fr);
  gap: clamp(1.4rem, 4vw, 3rem);
  align-items: start;
}

.intro-text {
  padding: clamp(1.4rem, 4vw, 3rem);
  background: rgba(255, 255, 255, 0.62);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--soft-shadow);
}

.intro-text h2 {
  margin-bottom: 1.35rem;
  color: var(--navy);
}

.intro-text p:not(.section-label) {
  font-size: 1.05rem;
}

.quote-card {
  position: sticky;
  top: 6.3rem;
  padding: 2rem;
  background:
    linear-gradient(145deg, rgba(19, 35, 58, 0.98), rgba(8, 21, 37, 0.98));
  color: var(--white);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.quote-card span {
  display: inline-block;
  margin-bottom: 1rem;
  color: var(--gold);
  font-size: 0.82rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.quote-card p {
  margin: 0;
  font-family: var(--serif);
  font-size: 1.28rem;
  line-height: 1.65;
}

/* =========================================================
   Feature Grid
   ========================================================= */

.feature-grid {
  width: min(100% - 2rem, var(--max));
  margin: clamp(3rem, 7vw, 6rem) auto;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.15rem;
}

.feature-card {
  overflow: hidden;
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--soft-shadow);
}

.feature-card.large {
  grid-column: span 3;
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
}

.feature-card img {
  width: 100%;
  height: 270px;
  object-fit: cover;
}

.feature-card.large img {
  height: 100%;
  min-height: 440px;
}

.feature-card div {
  padding: clamp(1.25rem, 3vw, 2.35rem);
}

.feature-card h2,
.feature-card h3 {
  margin-bottom: 0.85rem;
  color: var(--navy);
}

.feature-card p:not(.section-label) {
  color: #343434;
}

.feature-card a {
  display: inline-flex;
  align-items: center;
  margin-top: 0.4rem;
  color: var(--red);
  font-weight: 800;
}

.feature-card a::after {
  content: "→";
  margin-left: 0.45rem;
  transition: transform 0.2s ease;
}

.feature-card a:hover::after {
  transform: translateX(4px);
}

/* =========================================================
   Statue Section
   ========================================================= */

.statue-section {
  width: min(100% - 2rem, var(--max));
  margin: clamp(3rem, 7vw, 6rem) auto;
  display: grid;
  grid-template-columns: 0.95fr 1.05fr;
  gap: clamp(1.4rem, 4vw, 3rem);
  align-items: center;
  padding: clamp(1.2rem, 3vw, 2rem);
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.76), rgba(246, 239, 224, 0.86));
  border: 1px solid var(--line);
  border-radius: calc(var(--radius) + 10px);
  box-shadow: var(--soft-shadow);
}

.statue-section h2 {
  margin-bottom: 1.25rem;
  color: var(--navy);
}

.statue-section img {
  width: 100%;
  height: clamp(360px, 48vw, 620px);
  object-fit: cover;
  border-radius: var(--radius);
  box-shadow: var(--soft-shadow);
}

/* =========================================================
   Departments
   ========================================================= */

.departments {
  width: min(100% - 2rem, var(--max));
  margin: clamp(3rem, 7vw, 6rem) auto;
  padding: clamp(1.5rem, 4vw, 3rem);
  background: var(--navy);
  color: var(--white);
  border-radius: calc(var(--radius) + 10px);
  box-shadow: var(--shadow);
}

.departments h2 {
  margin-bottom: 1.6rem;
}

.department-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.85rem;
}

.department-grid a {
  min-height: 150px;
  padding: 1.2rem;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 18px;
  transition: transform 0.2s ease, background 0.2s ease;
}

.department-grid a:hover {
  color: var(--white);
  background: rgba(255, 255, 255, 0.14);
  transform: translateY(-3px);
}

.department-grid strong {
  display: block;
  margin-bottom: 0.5rem;
  color: var(--gold);
  font-family: var(--serif);
  font-size: 1.22rem;
}

.department-grid span {
  color: rgba(255, 255, 255, 0.82);
  font-size: 0.95rem;
  line-height: 1.7;
}

/* =========================================================
   Editorial Band
   ========================================================= */

.editorial-band {
  margin: clamp(3rem, 7vw, 6rem) 0;
  padding: clamp(3rem, 8vw, 7rem) clamp(1rem, 4vw, 3rem);
  text-align: center;
  color: var(--white);
  background:
    linear-gradient(rgba(8, 21, 37, 0.86), rgba(8, 21, 37, 0.86)),
    radial-gradient(circle at top, rgba(197, 154, 72, 0.34), transparent 36rem),
    var(--deep-navy);
}

.editorial-band h2 {
  margin-bottom: 1.25rem;
  color: var(--white);
  font-size: clamp(2.2rem, 6vw, 5.8rem);
}

.editorial-band p {
  max-width: 820px;
  margin: 0 auto;
  color: rgba(255, 255, 255, 0.86);
  font-size: clamp(1.05rem, 1.6vw, 1.3rem);
  line-height: 2;
}

/* =========================================================
   Coming Soon
   ========================================================= */

.coming-soon {
  width: min(100% - 2rem, var(--max));
  margin: clamp(3rem, 7vw, 6rem) auto;
}

.coming-soon h2 {
  margin-bottom: 1.5rem;
  color: var(--navy);
}

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

.coming-grid article {
  min-height: 220px;
  padding: 1.3rem;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.82), rgba(255, 250, 241, 0.72));
  border: 1px solid var(--line);
  border-radius: 22px;
  box-shadow: var(--soft-shadow);
}

.coming-grid h3 {
  margin-bottom: 0.8rem;
  color: var(--red);
  font-size: 1.35rem;
}

.coming-grid p {
  color: #3d3d3d;
  font-size: 0.98rem;
}

/* =========================================================
   Footer
   ========================================================= */

.site-footer {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 2rem;
  align-items: start;
  padding: clamp(2rem, 5vw, 4rem) clamp(1rem, 4vw, 3rem);
  color: rgba(255, 255, 255, 0.84);
  background: #07111f;
}

.site-footer strong {
  display: block;
  margin-bottom: 0.7rem;
  color: var(--white);
  font-family: var(--serif);
  font-size: 1.5rem;
}

.site-footer p {
  max-width: 560px;
  margin: 0;
}

.site-footer nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 0.65rem 1rem;
  max-width: 520px;
}

.site-footer a {
  color: rgba(255, 255, 255, 0.78);
  font-size: 0.92rem;
}

.site-footer a:hover {
  color: var(--gold);
}

/* =========================================================
   Utility / Accessibility
   ========================================================= */

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

:focus-visible {
  outline: 3px solid var(--gold);
  outline-offset: 4px;
  border-radius: 6px;
}

/* =========================================================
   Responsive
   ========================================================= */

@media (max-width: 980px) {
  .site-header {
    align-items: flex-start;
    flex-direction: column;
  }

  .main-nav {
    justify-content: flex-start;
  }

  .intro,
  .statue-section {
    grid-template-columns: 1fr;
  }

  .quote-card {
    position: relative;
    top: auto;
  }

  .feature-grid {
    grid-template-columns: 1fr 1fr;
  }

  .feature-card.large {
    grid-column: span 2;
    grid-template-columns: 1fr;
  }

  .feature-card.large img {
    min-height: 320px;
  }

  .department-grid,
  .coming-grid {
    grid-template-columns: 1fr 1fr;
  }

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

  .site-footer nav {
    justify-content: flex-start;
  }
}

@media (max-width: 680px) {
  body {
    line-height: 1.75;
  }

  .site-header {
    padding: 0.85rem 1rem;
  }

  .main-nav {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    width: 100%;
    gap: 0.35rem;
  }

  .main-nav a {
    text-align: center;
    background: rgba(255, 255, 255, 0.08);
  }

  .hero {
    min-height: 82vh;
  }

  .hero::before {
    background:
      linear-gradient(180deg, rgba(8, 21, 37, 0.68), rgba(8, 21, 37, 0.91)),
      linear-gradient(90deg, rgba(8, 21, 37, 0.86), rgba(8, 21, 37, 0.38));
  }

  .hero-overlay {
    min-height: 82vh;
    padding: 3rem 1.1rem;
    justify-content: flex-end;
  }

  .hero blockquote {
    padding-left: 1rem;
    font-size: 1.1rem;
  }

  .intro,
  .feature-grid,
  .statue-section,
  .departments,
  .coming-soon {
    width: min(100% - 1rem, var(--max));
  }

  .intro-text,
  .departments {
    padding: 1.25rem;
  }

  .feature-grid,
  .coming-grid,
  .department-grid {
    grid-template-columns: 1fr;
  }

  .feature-card.large {
    grid-column: span 1;
  }

  .feature-card img,
  .feature-card.large img {
    height: 255px;
    min-height: 255px;
  }

  .statue-section {
    padding: 0.8rem;
  }

  .statue-section img {
    height: 310px;
  }

  .department-grid a,
  .coming-grid article {
    min-height: auto;
  }

  .site-footer {
    padding: 2rem 1rem;
  }
}

@media (max-width: 420px) {
  h1 {
    font-size: 2.45rem;
  }

  h2 {
    font-size: 1.9rem;
  }

  .lead {
    font-size: 1rem;
  }

  .quote-card p {
    font-size: 1.12rem;
  }
}