/* =========================================================
   そうめん | 学校祭 2024 — style.css
   ========================================================= */

:root {
  --navy-900: #0a121b;
  --navy-800: #0f1c2b;
  --navy-700: #16283c;
  --navy-600: #1c3247;
  --line: rgba(255, 255, 255, 0.14);

  --ink-100: #f5f7fa;
  --ink-300: #c7d2dc;
  --ink-500: #8fa0b3;

  --accent-blue: #7fc4e0;
  --accent-gold: #e0b054;

  --font-display: "Yuji Syuku", serif;
  --font-body: "Zen Antique Soft", sans-serif;

  --container: 1120px;
}

* { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--navy-800);
  color: var(--ink-300);
  font-family: var(--font-body);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

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

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

:focus-visible {
  outline: 2px solid var(--accent-blue);
  outline-offset: 3px;
}

.eyebrow {
  margin: 0 0 14px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.35em;
  color: var(--accent-blue);
  text-transform: uppercase;
}

.divider {
  display: block;
  width: 64px;
  height: 1px;
  margin: 22px auto;
  background: var(--line);
}

.divider-left { margin: 22px 0; }

.section-title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(28px, 3.6vw, 40px);
  letter-spacing: 0.14em;
  color: var(--ink-100);
}

/* =========================================================
   HERO
   ========================================================= */

.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  padding: 120px 24px 80px;
  text-align: center;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background-image: url("assets/hero-bg.svg");
  background-size: cover;
  background-position: center;
  transform: scale(1.02);
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(6, 11, 16, 0.55) 0%, rgba(6, 11, 16, 0.72) 55%, rgba(6, 11, 16, 0.92) 100%);
}

.hero-circles {
  position: absolute;
  right: -6%;
  bottom: -14%;
  width: min(64vw, 780px);
  height: auto;
  opacity: 0.5;
  pointer-events: none;
}

.hero-circles .ring {
  fill: none;
  stroke: rgba(255, 255, 255, 0.35);
  stroke-width: 1;
  transform-origin: 560px 560px;
  animation: breathe 7s ease-in-out infinite;
}
.hero-circles .ring-2 { animation-delay: 0.6s; }
.hero-circles .ring-3 { animation-delay: 1.2s; }

@keyframes breathe {
  0%, 100% { transform: scale(1); opacity: 0.55; }
  50%      { transform: scale(1.08); opacity: 0.9; }
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 720px;
}

.hero-title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(64px, 11vw, 128px);
  letter-spacing: 0.16em;
  color: var(--ink-100);
  text-shadow: 0 8px 40px rgba(0, 0, 0, 0.45);
}

.hero-tagline {
  margin: 0 0 10px;
  font-size: clamp(16px, 1.8vw, 19px);
  color: var(--ink-100);
  font-weight: 400;
  letter-spacing: 0.04em;
}

.hero-price {
  margin: 0;
  font-size: 14px;
  color: var(--ink-300);
  letter-spacing: 0.05em;
}

.scroll-cue {
  position: relative;
  z-index: 2;
  margin-top: 64px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  font-size: 11px;
  letter-spacing: 0.3em;
  color: var(--ink-500);
  transition: color 0.25s ease;
}

.scroll-cue:hover { color: var(--accent-blue); }

.scroll-line {
  width: 1px;
  height: 34px;
  background: var(--ink-500);
  animation: cue-move 2.2s ease-in-out infinite;
}

@keyframes cue-move {
  0%   { transform: scaleY(0.4); transform-origin: top; opacity: 0.4; }
  50%  { transform: scaleY(1);   transform-origin: top; opacity: 1; }
  100% { transform: scaleY(0.4); transform-origin: top; opacity: 0.4; }
}

/* =========================================================
   SECTION LAYOUT (shared)
   ========================================================= */

.menu-section,
.toppings-section {
  max-width: var(--container);
  margin: 0 auto;
  padding: 120px 24px;
}

.section-header {
  text-align: center;
  margin-bottom: 64px;
}

/* =========================================================
   MENU
   ========================================================= */

.menu-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 32px;
}

.menu-card {
  background: var(--navy-700);
  border: 1px solid var(--line);
  border-radius: 6px;
  overflow: hidden;
}

.menu-card-media {
  position: relative;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  background: var(--navy-600);
}

.menu-card-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s cubic-bezier(0.22, 1, 0.36, 1);
}

.menu-card:hover .menu-card-media img {
  transform: scale(1.08);
}

.menu-price {
  position: absolute;
  left: 22px;
  bottom: 18px;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 30px;
  color: var(--ink-100);
  text-shadow: 0 4px 18px rgba(0, 0, 0, 0.6);
}

.menu-card-body {
  padding: 28px 26px 26px;
}

.menu-card-body h3 {
  margin: 0 0 12px;
  font-size: 21px;
  font-weight: 600;
  letter-spacing: 0.06em;
  color: var(--ink-100);
}

.menu-card-body p {
  margin: 0;
  font-size: 14.5px;
  color: var(--ink-500);
  line-height: 1.8;
}

.card-divider {
  display: block;
  height: 1px;
  background: var(--line);
  margin: 20px 0 16px;
}

.tags {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.tag {
  font-size: 12px;
  letter-spacing: 0.04em;
  padding: 6px 14px;
  border-radius: 999px;
  background: rgba(127, 196, 224, 0.12);
  border: 1px solid rgba(127, 196, 224, 0.3);
  color: var(--accent-blue);
}

.tag-gold {
  background: rgba(224, 176, 84, 0.14);
  border-color: rgba(224, 176, 84, 0.4);
  color: var(--accent-gold);
  font-weight: 600;
}

/* =========================================================
   TOPPINGS
   ========================================================= */

.toppings-card {
  background: var(--navy-700);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 48px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: center;
}

.toppings-desc {
  margin: 0 0 20px;
  font-size: 14.5px;
  color: var(--ink-300);
}

.toppings-price {
  margin: 0;
  font-size: 14px;
  color: var(--ink-500);
}

.toppings-price strong {
  color: var(--accent-gold);
  font-size: 18px;
  font-weight: 700;
}

.toppings-grid {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
}

.topping {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 16px 18px;
  background: var(--navy-600);
  border: 1px solid var(--line);
  border-radius: 8px;
  font-size: 15px;
  color: var(--ink-100);
  transition: border-color 0.25s ease, transform 0.25s ease;
}

.topping:hover {
  border-color: var(--accent-blue);
  transform: translateY(-2px);
}

.topping-icon { font-size: 18px; }

/* Gallery */

.gallery {
  margin-top: 72px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.gallery-item {
  margin: 0;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  border-radius: 6px;
  background: var(--navy-600);
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s cubic-bezier(0.22, 1, 0.36, 1);
}

.gallery-item:hover img {
  transform: scale(1.08);
}

.gallery-caption {
  margin: 22px 0 0;
  text-align: center;
  font-size: 12.5px;
  letter-spacing: 0.04em;
  color: var(--ink-500);
}


/* =========================================================
   free TOPPINGS
   ========================================================= */

.f_toppings-card {
  background: var(--navy-700);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 48px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: center;
}

.f_toppings-desc {
  margin: 0 0 20px;
  font-size: 14.5px;
  color: var(--ink-300);
}

.f_toppings-price {
  margin: 0;
  font-size: 14px;
  color: var(--ink-500);
}

.f_toppings-price strong {
  color: var(--accent-gold);
  font-size: 18px;
  font-weight: 700;
}

.f_toppings-grid {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
}

.f_topping {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 16px 18px;
  background: var(--navy-600);
  border: 1px solid var(--line);
  border-radius: 8px;
  font-size: 15px;
  color: var(--ink-100);
  transition: border-color 0.25s ease, transform 0.25s ease;
}

.f_topping:hover {
  border-color: var(--accent-blue);
  transform: translateY(-2px);
}

.f_topping-icon { font-size: 18px; }

/* Gallery */

.gallery {
  margin-top: 72px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.gallery-item {
  margin: 0;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  border-radius: 6px;
  background: var(--navy-600);
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s cubic-bezier(0.22, 1, 0.36, 1);
}

.gallery-item:hover img {
  transform: scale(1.08);
}

.gallery-caption {
  margin: 22px 0 0;
  text-align: center;
  font-size: 12.5px;
  letter-spacing: 0.04em;
  color: var(--ink-500);
}

/* =========================================================
   FOOTER
   ========================================================= */

.site-footer {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px 100px;
  text-align: center;
}

.footer-logo {
  margin: 0 0 12px;
  font-family: var(--font-display);
  font-size: 26px;
  letter-spacing: 0.14em;
  color: var(--ink-100);
}

.footer-org {
  margin: 0 0 6px;
  font-size: 13.5px;
  color: var(--ink-300);
}

.footer-date {
  margin: 0;
  font-size: 13px;
  color: var(--accent-blue);
  letter-spacing: 0.03em;
}

/* =========================================================
   RESPONSIVE
   ========================================================= */

@media (max-width: 860px) {
  .menu-grid { grid-template-columns: 1fr; }

  .toppings-card {
    grid-template-columns: 1fr;
    padding: 32px 24px;
  }

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

  .menu-section,
  .toppings-section { padding: 90px 20px; }
}

@media (max-width: 480px) {
  .toppings-grid { grid-template-columns: 1fr; }
  .hero { padding: 100px 20px 64px; }
}

/* =========================================================
   REDUCED MOTION
   ========================================================= */

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

  .hero-circles .ring,
  .scroll-line,
  .menu-card-media img,
  .gallery-item img {
    animation: none;
    transition: none;
  }
}