/* ==========================
   Ristorante SOLE — style.css
   ========================== */

:root {
  --color-primary:       #c04020;
  --color-primary-dark:  #801000;
  --color-primary-light: #fdf0ec;
  --color-secondary:     #c8a060;
  --color-secondary-dark:#8b6830;
  --color-accent:        #ff8c20;
  --color-text:          #f5ece0;
  --color-text-muted:    #a09080;
  --color-bg:            #1a0e08;
  --color-bg-alt:        #221408;
  --color-bg-card:       #2c1c10;
  --color-bg-light:      #fdfaf5;
  --color-white:         #ffffff;
  --color-border:        #3a2810;
  --color-border-light:  #e0d0b8;

  --font-family:         'Noto Sans JP', sans-serif;
  --font-family-display: 'Cormorant Garamond', serif;

  --space-xs:  0.5rem;
  --space-sm:  0.75rem;
  --space-md:  1rem;
  --space-lg:  1.5rem;
  --space-xl:  2rem;
  --space-2xl: 3rem;
  --space-3xl: 5rem;

  --radius-sm:   2px;
  --radius-md:   6px;
  --radius-lg:   12px;
  --radius-full: 9999px;

  --shadow-sm: 0 1px 3px rgba(0,0,0,0.4);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.5);
  --shadow-lg: 0 8px 24px rgba(0,0,0,0.6);

  --transition-fast: 150ms ease;
  --transition-base: 250ms ease;

  --container-max: 1100px;
  --header-height: 64px;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; scroll-padding-top: var(--header-height); }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
}
body { font-family: var(--font-family); font-size: 1rem; color: var(--color-text); background-color: var(--color-bg); line-height: 1.8; -webkit-font-smoothing: antialiased; }
img, svg { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
ul[role="list"] { list-style: none; }
.container { max-width: var(--container-max); margin-inline: auto; padding-inline: var(--space-lg); }

.site-header { position: sticky; top: 0; z-index: 100; background-color: rgba(26,14,8,0.97); border-bottom: 1px solid var(--color-border); box-shadow: var(--shadow-sm); backdrop-filter: blur(8px); }
.header__inner { display: flex; align-items: center; justify-content: space-between; gap: var(--space-md); height: var(--header-height); }
.site-logo { display: flex; flex-direction: column; gap: 0; text-decoration: none; }
.site-logo__type { font-family: var(--font-family-display); font-size: 0.6875rem; color: var(--color-text-muted); letter-spacing: 0.12em; line-height: 1; font-style: italic; }
.site-logo__name { font-family: var(--font-family-display); font-size: 1.875rem; font-weight: 600; color: var(--color-secondary); line-height: 1; letter-spacing: 0.1em; }

.site-nav__list { display: flex; gap: var(--space-xl); }
.site-nav__link { font-family: var(--font-family-display); font-size: 0.9375rem; letter-spacing: 0.1em; color: var(--color-text-muted); padding-block: var(--space-xs); border-bottom: 1px solid transparent; transition: color var(--transition-fast), border-color var(--transition-fast); }
.site-nav__link:is(:hover, :focus-visible, .is-active) { color: var(--color-secondary); border-bottom-color: var(--color-secondary); outline: none; }

.hamburger { display: none; flex-direction: column; justify-content: center; gap: 5px; background: none; border: 2px solid transparent; border-radius: var(--radius-sm); cursor: pointer; padding: var(--space-xs); width: 44px; height: 44px; flex-shrink: 0; transition: border-color var(--transition-fast); }
.hamburger:focus-visible { border-color: var(--color-secondary); outline: none; }
.hamburger__line { display: block; width: 22px; height: 1.5px; background-color: var(--color-text-muted); border-radius: var(--radius-full); transition: transform var(--transition-base), opacity var(--transition-fast); }
.hamburger[aria-expanded="true"] .hamburger__line:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger[aria-expanded="true"] .hamburger__line:nth-child(2) { opacity: 0; transform: scaleX(0); }
.hamburger[aria-expanded="true"] .hamburger__line:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.btn { display: inline-flex; align-items: center; justify-content: center; padding: 0.75rem 2rem; border-radius: var(--radius-sm); font-family: var(--font-family-display); font-weight: 600; font-size: 1rem; letter-spacing: 0.1em; min-height: 44px; cursor: pointer; transition: background-color var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast), transform var(--transition-fast); border: 1px solid transparent; }
.btn--primary { background-color: var(--color-primary); color: var(--color-white); }
.btn--primary:is(:hover, :focus-visible) { background-color: var(--color-primary-dark); transform: translateY(-2px); outline: none; }
.btn--outline { background-color: transparent; color: var(--color-white); border-color: rgba(255,255,255,0.5); }
.btn--outline:is(:hover, :focus-visible) { background-color: rgba(255,255,255,0.1); transform: translateY(-2px); outline: none; }

.section-header { text-align: center; margin-bottom: var(--space-2xl); }
.section-eyebrow { display: inline-block; color: var(--color-secondary); font-family: var(--font-family-display); font-size: 0.8125rem; letter-spacing: 0.2em; margin-bottom: var(--space-xs); font-style: italic; }
.section-title { font-family: var(--font-family-display); font-size: clamp(1.75rem, 4vw, 2.75rem); font-weight: 600; color: var(--color-text); margin-bottom: var(--space-sm); letter-spacing: 0.04em; }
.section-desc { color: var(--color-text-muted); max-width: 560px; margin-inline: auto; font-size: 0.9375rem; }

.hero { position: relative; min-height: 90vh; display: flex; align-items: center; overflow: hidden; }
.hero__bg { position: absolute; inset: 0; z-index: 0; }
.hero__bg svg { width: 100%; height: 100%; object-fit: cover; }
.hero__content { position: relative; z-index: 1; padding-block: var(--space-3xl); }
.hero__eyebrow { display: inline-block; font-family: var(--font-family-display); font-size: 0.9375rem; color: var(--color-secondary); letter-spacing: 0.15em; margin-bottom: var(--space-md); font-style: italic; }
.hero__title { font-family: var(--font-family-display); font-size: clamp(2.5rem, 6vw, 5rem); font-weight: 600; line-height: 1.35; color: var(--color-white); margin-bottom: var(--space-md); }
.hero__title em { color: var(--color-secondary); font-style: italic; }
.hero__desc { max-width: 500px; color: rgba(245,236,224,0.8); line-height: 2; margin-bottom: var(--space-xl); font-size: 0.9375rem; }
.hero__actions { display: flex; gap: var(--space-md); flex-wrap: wrap; }

.menu-section { padding-block: var(--space-3xl); background-color: var(--color-bg-alt); }
.menu-columns { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-xl); margin-bottom: var(--space-md); }
.menu-col__title { font-family: var(--font-family-display); font-size: 1.25rem; font-weight: 600; color: var(--color-secondary); margin-bottom: var(--space-lg); padding-bottom: var(--space-sm); border-bottom: 1px solid var(--color-border); letter-spacing: 0.08em; font-style: italic; }
.menu-items { display: flex; flex-direction: column; }
.menu-item { display: flex; justify-content: space-between; align-items: center; padding-block: 0.625rem; border-bottom: 1px solid var(--color-border); font-size: 0.9375rem; gap: var(--space-sm); }
.menu-item:last-child { border-bottom: none; }
.menu-item--rec .menu-item__name { color: var(--color-secondary); font-weight: 700; }
.menu-item__name { color: var(--color-text); flex: 1; }
.menu-item__price { color: var(--color-secondary); font-weight: 700; white-space: nowrap; font-family: var(--font-family-display); font-size: 1rem; }
.menu-note { font-size: 0.8125rem; color: var(--color-text-muted); text-align: center; line-height: 1.7; }

.course-section { padding-block: var(--space-3xl); background-color: var(--color-bg); }
.course-cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-lg); margin-bottom: var(--space-md); }
.course-card { background-color: var(--color-bg-card); border: 1px solid var(--color-border); border-radius: var(--radius-lg); padding: var(--space-xl); }
.course-card--featured { border-color: var(--color-secondary); box-shadow: 0 0 24px rgba(200,160,96,0.12); }
.course-card__name-wrap { margin-bottom: var(--space-md); }
.course-card__label { font-family: var(--font-family-display); font-size: 0.75rem; color: var(--color-secondary); letter-spacing: 0.15em; font-style: italic; margin-bottom: 4px; }
.course-card__name { font-family: var(--font-family-display); font-size: 1.25rem; font-weight: 600; color: var(--color-text); }
.course-card__price { font-family: var(--font-family-display); font-size: 1.375rem; font-weight: 600; color: var(--color-secondary); margin-bottom: var(--space-lg); }
.price-tax { font-size: 0.8125rem; color: var(--color-text-muted); font-weight: 400; }
.course-items { list-style: none; display: flex; flex-direction: column; gap: 0; }
.course-item { display: flex; align-items: center; gap: var(--space-sm); padding-block: 0.5rem; border-bottom: 1px dashed var(--color-border); font-size: 0.9375rem; color: var(--color-text-muted); }
.course-item:last-child { border-bottom: none; }
.course-item__num { font-family: var(--font-family-display); font-style: italic; color: var(--color-secondary); min-width: 1.25rem; }
.course-note { font-size: 0.8125rem; color: var(--color-text-muted); text-align: center; }

.about-section { padding-block: var(--space-3xl); background-color: var(--color-bg-alt); }
.about-inner { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-2xl); align-items: center; }
.about-visual svg { width: 100%; border-radius: var(--radius-lg); }
.about-text { display: flex; flex-direction: column; gap: var(--space-md); }
.about-text .section-eyebrow { text-align: left; }
.about-title { text-align: left; margin-bottom: var(--space-md); }
.about-title em { color: var(--color-secondary); font-style: italic; }
.about-text p { color: var(--color-text-muted); line-height: 2; font-size: 0.9375rem; }

.store-info { padding-block: var(--space-3xl); background-color: var(--color-bg); }
.store-info__inner { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-2xl); align-items: start; }
.store-info__map { border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-lg); border: 1px solid var(--color-border); }
.store-info__map svg { width: 100%; }
.info-list { display: flex; flex-direction: column; }
.info-list__item { display: grid; grid-template-columns: 80px 1fr; gap: var(--space-md); padding-block: var(--space-md); border-bottom: 1px solid var(--color-border); }
.info-list__item:last-child { border-bottom: none; }
.info-list__label { font-size: 0.875rem; font-weight: 700; color: var(--color-primary); padding-top: 2px; }
.info-list__value { color: var(--color-text); line-height: 1.7; font-size: 0.9375rem; }
.tel-link { color: var(--color-secondary); font-weight: 700; font-size: 1.25rem; font-family: var(--font-family-display); }
.tel-link:hover { text-decoration: underline; }
.hours-row { display: block; }

.site-footer { background-color: var(--color-bg-alt); border-top: 1px solid var(--color-border); padding-top: var(--space-2xl); }
.footer__inner { display: flex; justify-content: space-between; align-items: flex-start; gap: var(--space-xl); padding-bottom: var(--space-xl); border-bottom: 1px solid var(--color-border); }
.footer__logo { font-family: var(--font-family-display); font-size: 1.375rem; font-weight: 600; color: var(--color-secondary); letter-spacing: 0.08em; }
.footer__logo em { font-style: italic; }
.footer__tagline { font-family: var(--font-family-display); font-size: 0.875rem; color: var(--color-text-muted); margin-top: var(--space-xs); font-style: italic; }
.footer__nav-list { display: flex; flex-direction: column; gap: var(--space-sm); }
.footer__nav-list a { font-family: var(--font-family-display); font-size: 1rem; color: var(--color-text-muted); letter-spacing: 0.08em; transition: color var(--transition-fast); font-style: italic; }
.footer__nav-list a:hover { color: var(--color-secondary); }
.footer__bottom { padding-block: var(--space-md); }
.footer__copy { font-size: 0.8125rem; color: var(--color-text-muted); text-align: center; }

@media (max-width: 768px) {
  :root { --header-height: 56px; }
  .hamburger { display: flex; }
  .site-nav { display: none; position: fixed; top: var(--header-height); inset-inline: 0; background-color: var(--color-bg-alt); padding: var(--space-md) var(--space-lg) var(--space-xl); border-bottom: 1px solid var(--color-border); box-shadow: var(--shadow-md); z-index: 99; }
  .site-nav.is-open { display: block; }
  .site-nav__list { flex-direction: column; gap: 0; }
  .site-nav__link { display: block; padding: var(--space-md) 0; border-bottom: 1px solid var(--color-border); font-size: 1.125rem; }
  .hero { min-height: 80vh; }
  .hero__actions { flex-direction: column; }
  .menu-columns { grid-template-columns: 1fr; }
  .course-cards { grid-template-columns: 1fr; }
  .about-inner { grid-template-columns: 1fr; }
  .about-visual { display: none; }
  .store-info__inner { grid-template-columns: 1fr; }
  .footer__inner { flex-direction: column; gap: var(--space-lg); }
}

@media (max-width: 480px) {
  .hero__actions .btn { width: 100%; }
  .info-list__item { grid-template-columns: 70px 1fr; }
}