/* ==========================================================================
   The Gilded Spoon — Design System & Base Styles
   ========================================================================== */

/* --------------------------------------------------------------------------
   Custom Properties
   -------------------------------------------------------------------------- */
:root {
  /* Colors */
  --color-dark:        #1a1a1a;
  --color-darker:      #111;
  --color-cream:       #f5f0e8;
  --color-gold:        #d4a853;
  --color-gold-dark:   #b8922e;
  --color-text-light:  #f5f0e8;
  --color-text-dark:   #1a1a1a;
  --color-text-muted:  #a0a0a0;

  /* Typography */
  --font-heading: 'Cormorant Garamond', Georgia, 'Times New Roman', serif;
  --font-body:    'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

  /* Font sizes */
  --text-xs:   0.75rem;
  --text-sm:   0.875rem;
  --text-base: 1rem;
  --text-lg:   1.125rem;
  --text-h3:   1.5rem;
  --text-h2:   2.5rem;
  --text-h1:   4.5rem;

  /* Font weights */
  --weight-regular: 400;
  --weight-medium:  500;
  --weight-semibold: 600;
  --weight-bold:    700;

  /* Line heights */
  --leading-heading: 1.2;
  --leading-body:    1.6;

  /* Spacing scale (0.5rem increments) */
  --space-2xs:  0.25rem;
  --space-xs:   0.5rem;
  --space-sm:   1rem;
  --space-md:   1.5rem;
  --space-lg:   2rem;
  --space-xl:   3rem;
  --space-2xl:  4rem;
  --space-3xl:  6rem;
  --space-4xl:  8rem;
}

/* --------------------------------------------------------------------------
   Reset
   -------------------------------------------------------------------------- */
*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  font-size: 100%;
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  font-size: var(--text-base);
  font-weight: var(--weight-regular);
  line-height: var(--leading-body);
  color: var(--color-text-dark);
  background-color: var(--color-cream);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

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

ul,
ol {
  list-style: none;
}

button {
  cursor: pointer;
  border: none;
  background: none;
  font-family: inherit;
}

/* --------------------------------------------------------------------------
   Typography Classes
   -------------------------------------------------------------------------- */
.heading-1 {
  font-family: var(--font-heading);
  font-size: var(--text-h1);
  font-weight: var(--weight-bold);
  line-height: var(--leading-heading);
  letter-spacing: -0.01em;
}

.heading-2 {
  font-family: var(--font-heading);
  font-size: var(--text-h2);
  font-weight: var(--weight-semibold);
  line-height: var(--leading-heading);
  letter-spacing: -0.005em;
}

.heading-3 {
  font-family: var(--font-heading);
  font-size: var(--text-h3);
  font-weight: var(--weight-semibold);
  line-height: var(--leading-heading);
}

.body {
  font-family: var(--font-body);
  font-size: var(--text-base);
  font-weight: var(--weight-regular);
  line-height: var(--leading-body);
}

.small {
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: var(--weight-regular);
  line-height: var(--leading-body);
}

/* --------------------------------------------------------------------------
   Utility — Colors
   -------------------------------------------------------------------------- */
.text-gold {
  color: var(--color-gold);
}

.text-muted {
  color: var(--color-text-muted);
}

.bg-dark {
  background-color: var(--color-dark);
}

.bg-darker {
  background-color: var(--color-darker);
}

.bg-cream {
  background-color: var(--color-cream);
}

.bg-gold {
  background-color: var(--color-gold);
}

/* --------------------------------------------------------------------------
   Utility — Spacing
   -------------------------------------------------------------------------- */
.section-padding {
  padding-top: var(--space-3xl);
  padding-bottom: var(--space-3xl);
}

/* --------------------------------------------------------------------------
   Buttons
   -------------------------------------------------------------------------- */
.btn {
  display: inline-block;
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  line-height: 1;
  padding: var(--space-sm) var(--space-lg);
  border: 2px solid transparent;
  border-radius: 0;
  transition: color 0.25s ease, background-color 0.25s ease, border-color 0.25s ease;
  cursor: pointer;
  text-align: center;
}

.btn-primary {
  color: var(--color-dark);
  background-color: var(--color-gold);
  border-color: var(--color-gold);
}

.btn-primary:hover {
  background-color: var(--color-gold-dark);
  border-color: var(--color-gold-dark);
}

.btn-outline {
  color: var(--color-gold);
  background-color: transparent;
  border-color: var(--color-gold);
}

.btn-outline:hover {
  color: var(--color-dark);
  background-color: var(--color-gold);
  border-color: var(--color-gold);
}

/* ==========================================================================
   Story #2 — Navigation Bar
   ========================================================================== */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 70px;
  z-index: 1000;
  background-color: transparent;
  transition: background-color 0.4s ease, box-shadow 0.4s ease;
  display: flex;
  align-items: center;
}

.nav--scrolled {
  background-color: #1a1a1a;
  box-shadow: 0 2px 20px rgba(0, 0, 0, 0.3);
}

.nav__container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-lg);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav__logo {
  font-family: var(--font-heading);
  font-style: italic;
  font-size: 1.5rem;
  font-weight: var(--weight-semibold);
  color: var(--color-gold);
  letter-spacing: 0.02em;
}

.nav__links {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
}

.nav__link {
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--color-cream);
  transition: color 0.25s ease;
  position: relative;
}

.nav__link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 1px;
  background-color: var(--color-gold);
  transition: width 0.3s ease;
}

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

.nav__link:hover::after {
  width: 100%;
}

/* Hamburger */
.nav__hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 4px;
  cursor: pointer;
  z-index: 1001;
}

.nav__hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background-color: var(--color-cream);
  transition: transform 0.3s ease, opacity 0.3s ease;
}

.nav__hamburger.active span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav__hamburger.active span:nth-child(2) {
  opacity: 0;
}

.nav__hamburger.active span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Mobile overlay */
.nav__overlay {
  position: fixed;
  inset: 0;
  background-color: rgba(0, 0, 0, 0.6);
  z-index: 999;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease;
}

.nav__overlay.active {
  opacity: 1;
  visibility: visible;
}

/* ==========================================================================
   Story #3 — Hero Section
   ========================================================================== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background:
    radial-gradient(circle at 50% 60%, rgba(212, 168, 83, 0.08) 0%, transparent 60%),
    linear-gradient(160deg, #1a1a1a 0%, #2d2520 40%, #1a1a1a 100%);
  overflow: hidden;
}

/* Corner decorative accents */
.hero__decor {
  position: absolute;
  width: 80px;
  height: 80px;
  pointer-events: none;
}

.hero__decor--top-left {
  top: 30px;
  left: 30px;
  border-top: 1px solid rgba(212, 168, 83, 0.3);
  border-left: 1px solid rgba(212, 168, 83, 0.3);
}

.hero__decor--top-right {
  top: 30px;
  right: 30px;
  border-top: 1px solid rgba(212, 168, 83, 0.3);
  border-right: 1px solid rgba(212, 168, 83, 0.3);
}

.hero__decor--bottom-left {
  bottom: 30px;
  left: 30px;
  border-bottom: 1px solid rgba(212, 168, 83, 0.3);
  border-left: 1px solid rgba(212, 168, 83, 0.3);
}

.hero__decor--bottom-right {
  bottom: 30px;
  right: 30px;
  border-bottom: 1px solid rgba(212, 168, 83, 0.3);
  border-right: 1px solid rgba(212, 168, 83, 0.3);
}

.hero__content {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: var(--space-lg);
}

.hero__label {
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--color-text-muted);
  margin-bottom: var(--space-md);
}

.hero__title {
  color: var(--color-cream);
  margin-bottom: var(--space-sm);
}

.hero__tagline {
  font-family: var(--font-body);
  font-size: var(--text-lg);
  font-style: italic;
  font-weight: var(--weight-regular);
  color: var(--color-text-muted);
  margin-bottom: var(--space-md);
}

.hero__divider {
  width: 60px;
  height: 1px;
  background-color: var(--color-gold);
  margin-bottom: var(--space-lg);
}

.hero__actions {
  display: flex;
  gap: var(--space-sm);
  flex-wrap: wrap;
  justify-content: center;
}

/* ==========================================================================
   Story #4 — About Section
   ========================================================================== */
.about {
  background-color: var(--color-dark);
}

.about__container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-lg);
  display: grid;
  grid-template-columns: 3fr 2fr;
  gap: var(--space-3xl);
  align-items: start;
}

.section-label {
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--color-gold);
  display: block;
  margin-bottom: var(--space-sm);
}

.about__heading {
  color: var(--color-cream);
  margin-bottom: var(--space-md);
}

.about__accent-line {
  width: 50px;
  height: 1px;
  background-color: var(--color-gold);
  margin-bottom: var(--space-lg);
}

.about__paragraph {
  font-size: var(--text-base);
  line-height: var(--leading-body);
  color: var(--color-text-muted);
  margin-bottom: var(--space-md);
}

.about__paragraph:last-child {
  margin-bottom: 0;
}

/* Decorative frame */
.about__frame {
  border: 1px solid var(--color-gold);
  padding: var(--space-xl);
  position: relative;
}

.about__frame::before,
.about__frame::after {
  content: '';
  position: absolute;
  width: 20px;
  height: 20px;
}

.about__frame::before {
  top: -1px;
  left: -1px;
  border-top: 2px solid var(--color-gold);
  border-left: 2px solid var(--color-gold);
}

.about__frame::after {
  bottom: -1px;
  right: -1px;
  border-bottom: 2px solid var(--color-gold);
  border-right: 2px solid var(--color-gold);
}

.about__frame-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.about__ornament {
  width: 40px;
  height: 1px;
  background-color: var(--color-gold);
  margin-bottom: var(--space-md);
}

.about__ornament::before {
  content: '✦';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  color: var(--color-gold);
  font-size: 12px;
}

.about__quote {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-style: italic;
  font-weight: var(--weight-regular);
  color: var(--color-cream);
  line-height: 1.5;
  margin-bottom: var(--space-sm);
}

.about__quote-attr {
  font-family: var(--font-body);
  font-size: var(--text-sm);
  color: var(--color-gold);
  letter-spacing: 0.05em;
}

/* ==========================================================================
   Story #5 — Menu Section
   ========================================================================== */
.menu {
  background-color: var(--color-cream);
}

.menu__container {
  max-width: 900px;
  margin: 0 auto;
  padding: 0 var(--space-lg);
}

.menu__heading {
  text-align: center;
  color: var(--color-text-dark);
  margin-bottom: var(--space-sm);
}

.menu__divider {
  width: 50px;
  height: 1px;
  background-color: var(--color-gold);
  margin: 0 auto var(--space-xl);
}

/* Category Tabs */
.menu__tabs {
  display: flex;
  justify-content: center;
  gap: var(--space-sm);
  margin-bottom: var(--space-xl);
  flex-wrap: wrap;
}

.menu__tab {
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-text-muted);
  background: none;
  border: none;
  padding: var(--space-xs) var(--space-sm);
  cursor: pointer;
  position: relative;
  transition: color 0.25s ease;
}

.menu__tab::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 0;
  height: 1px;
  background-color: var(--color-gold);
  transition: width 0.3s ease;
}

.menu__tab:hover {
  color: var(--color-text-dark);
}

.menu__tab.active {
  color: var(--color-gold);
}

.menu__tab.active::after {
  width: 100%;
}

/* Menu Items */
.menu__items {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.menu__item {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  padding: var(--space-md) 0;
  border-bottom: 1px solid rgba(212, 168, 83, 0.2);
  transition: opacity 0.4s ease, transform 0.4s ease;
}

.menu__item:first-child {
  border-top: 1px solid rgba(212, 168, 83, 0.2);
}

.menu__item.hidden {
  display: none;
}

.menu__item-info {
  flex: 1;
  padding-right: var(--space-lg);
}

.menu__item-name {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: var(--weight-semibold);
  color: var(--color-text-dark);
  margin-bottom: 4px;
}

.menu__item-desc {
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: var(--weight-regular);
  font-style: italic;
  color: #666;
  line-height: 1.5;
}

.menu__item-price {
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: var(--weight-semibold);
  color: var(--color-gold);
  white-space: nowrap;
  padding-top: 2px;
}

/* ==========================================================================
   Story #6 — Reservations Section
   ========================================================================== */
.reservations {
  background-color: var(--color-dark);
}

.reservations__container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-lg);
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: var(--space-3xl);
  align-items: start;
}

.reservations__heading {
  color: var(--color-cream);
  margin-bottom: var(--space-md);
}

.reservations__accent-line {
  width: 50px;
  height: 1px;
  background-color: var(--color-gold);
  margin-bottom: var(--space-lg);
}

.reservations__form {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.reservations__field {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.reservations__row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-md);
}

.reservations__row--three {
  grid-template-columns: 1fr 1fr 1fr;
}

.reservations__label {
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-gold);
}

.reservations__input {
  font-family: var(--font-body);
  font-size: var(--text-base);
  color: var(--color-cream);
  background-color: #111;
  border: 1px solid #333;
  padding: 12px 16px;
  border-radius: 0;
  transition: border-color 0.25s ease;
  -webkit-appearance: none;
  appearance: none;
}

.reservations__input::placeholder {
  color: #666;
}

.reservations__input:focus {
  outline: none;
  border-color: var(--color-gold);
}

select.reservations__input {
  cursor: pointer;
  background-image: url("data:image/svg+xml,%3Csvg width='10' height='6' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M0 0l5 6 5-6z' fill='%23a0a0a0'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 16px center;
  padding-right: 40px;
}

.reservations__textarea {
  min-height: 100px;
  resize: vertical;
}

.reservations__submit {
  align-self: flex-start;
  margin-top: var(--space-xs);
}

/* Toast */
.reservations__toast {
  display: none;
  align-items: flex-start;
  gap: var(--space-sm);
  background-color: #1e2e1e;
  border: 1px solid #2d5a2d;
  padding: var(--space-md) var(--space-lg);
  margin-top: var(--space-md);
  color: var(--color-cream);
}

.reservations__toast.visible {
  display: flex;
  animation: toastIn 0.4s ease-out;
}

@keyframes toastIn {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.reservations__toast-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background-color: #2d5a2d;
  color: #8fdf8f;
  font-size: 14px;
  flex-shrink: 0;
}

.reservations__toast strong {
  display: block;
  margin-bottom: 4px;
}

.reservations__toast p {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.5;
}

/* Info column */
.reservations__info-heading {
  color: var(--color-cream);
  margin-bottom: var(--space-lg);
}

.reservations__info-details {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}

.reservations__info-item {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.reservations__info-label {
  font-family: var(--font-body);
  font-size: var(--text-xs);
  font-weight: var(--weight-medium);
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--color-gold);
}

.reservations__info-value {
  font-family: var(--font-body);
  font-size: var(--text-base);
  color: var(--color-cream);
  line-height: 1.6;
}

.reservations__info-link {
  transition: color 0.25s ease;
}

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

.reservations__info-ornament {
  width: 1px;
  height: 60px;
  background: linear-gradient(to bottom, var(--color-gold), transparent);
  margin-top: var(--space-xl);
}

/* ==========================================================================
   Story #7 — Footer
   ========================================================================== */
.footer {
  background-color: var(--color-darker);
  padding-top: var(--space-2xl);
  padding-bottom: var(--space-lg);
}

.footer__container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-lg);
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: var(--space-2xl);
  margin-bottom: var(--space-2xl);
}

.footer__logo {
  font-family: var(--font-heading);
  font-style: italic;
  font-size: 1.5rem;
  font-weight: var(--weight-semibold);
  color: var(--color-gold);
  display: block;
  margin-bottom: var(--space-sm);
  transition: color 0.25s ease;
}

.footer__logo:hover {
  color: var(--color-cream);
}

.footer__tagline {
  font-family: var(--font-body);
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  font-style: italic;
}

.footer__col-heading {
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--color-cream);
  margin-bottom: var(--space-md);
}

.footer__links {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

.footer__link {
  font-family: var(--font-body);
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  transition: color 0.25s ease;
}

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

.footer__social {
  display: flex;
  gap: var(--space-sm);
  margin-top: var(--space-sm);
}

.footer__social-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border: 1px solid #333;
  color: var(--color-text-muted);
  transition: color 0.25s ease, border-color 0.25s ease;
}

.footer__social-link:hover {
  color: var(--color-gold);
  border-color: var(--color-gold);
}

.footer__bottom {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-lg);
}

.footer__bottom-line {
  width: 100%;
  height: 1px;
  background: linear-gradient(to right, transparent, var(--color-gold), transparent);
  margin-bottom: var(--space-md);
}

.footer__copyright {
  font-family: var(--font-body);
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  text-align: center;
  letter-spacing: 0.05em;
}

/* ==========================================================================
   Story #8 — Scroll Animations
   ========================================================================== */
.anim-section {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.anim-section.visible {
  opacity: 1;
  transform: translateY(0);
}

.anim-item {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.5s ease-out, transform 0.5s ease-out;
}

.anim-item.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ==========================================================================
   Responsive — Tablet (≤768px)
   ========================================================================== */
@media (max-width: 768px) {
  /* Nav mobile */
  .nav__links {
    position: fixed;
    top: 0;
    right: 0;
    width: 280px;
    height: 100vh;
    background-color: #1a1a1a;
    flex-direction: column;
    align-items: flex-start;
    padding: 90px var(--space-xl) var(--space-xl);
    gap: var(--space-lg);
    transform: translateX(100%);
    transition: transform 0.35s ease;
    z-index: 1000;
  }

  .nav__links.open {
    transform: translateX(0);
  }

  .nav__hamburger {
    display: flex;
  }

  /* About */
  .about__container {
    grid-template-columns: 1fr;
    gap: var(--space-2xl);
  }

  /* Reservations */
  .reservations__container {
    grid-template-columns: 1fr;
    gap: var(--space-2xl);
  }

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

  /* Footer */
  .footer__container {
    grid-template-columns: 1fr;
    gap: var(--space-xl);
  }

  /* Hero responsive */
  .hero__title {
    font-size: 3rem;
  }

  .heading-2 {
    font-size: 2rem;
  }

  .hero__decor {
    width: 50px;
    height: 50px;
  }
}

/* ==========================================================================
   Responsive — Mobile (≤480px)
   ========================================================================== */
@media (max-width: 480px) {
  .hero__title {
    font-size: 2.25rem;
  }

  .hero__tagline {
    font-size: var(--text-base);
  }

  .hero__actions {
    flex-direction: column;
    width: 100%;
  }

  .hero__actions .btn {
    width: 100%;
  }

  .section-padding {
    padding-top: var(--space-2xl);
    padding-bottom: var(--space-2xl);
  }

  .menu__tabs {
    gap: var(--space-xs);
  }

  .menu__tab {
    font-size: var(--text-xs);
    padding: var(--space-xs) 8px;
  }

  .menu__item {
    flex-direction: column;
    gap: 4px;
  }

  .menu__item-info {
    padding-right: 0;
  }
}