/* ==========================================================================
   Olive & Champagne - Brand Design System
   Colors from brand identity guide (page 3):
   Olive #6B7967 | Sage #A8B5A2 | Champagne #D6C2AE
   Cream #FAF8F4 | Terracotta #A56F58 | Charcoal #2F3430
   Fonts: Cormorant Garamond (The Seasons) + Jost (Capitana)
   ========================================================================== */

:root {
  --color-olive: #6b7967;
  --color-olive-deep: #4f5c4b;
  --color-olive-text: #4a5648;
  --color-sage: #a8b5a2;
  --color-sage-text: #5c6b58;
  --color-champagne: #d6c2ae;
  --color-champagne-text: #6f5a42;
  --color-cream: #faf8f4;
  --color-terracotta: #a56f58;
  --color-terracotta-text: #7d4f3c;
  --color-charcoal: #2f3430;
  --color-on-olive: #faf8f4;
  --color-on-olive-muted: #e5e1d9;

  --font-serif: "Cormorant Garamond", "Times New Roman", Georgia, serif;
  --font-sans: "Jost", system-ui, -apple-system, sans-serif;

  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 1.5rem;
  --space-lg: 2.5rem;
  --space-xl: 4rem;
  --space-2xl: 6rem;

  --container-max: 72rem;
  --header-height: 5.5rem;

  --transition: 200ms ease;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 1.125rem;
  font-weight: 400;
  line-height: 1.7;
  color: var(--color-charcoal);
  background-color: var(--color-cream);
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: var(--color-olive-text);
  text-decoration-thickness: 1px;
  text-underline-offset: 0.2em;
  transition: color var(--transition);
}

a:hover,
a:focus-visible {
  color: var(--color-terracotta-text);
}

:focus-visible {
  outline: 2px solid var(--color-olive-text);
  outline-offset: 3px;
}

:focus:not(:focus-visible) {
  outline: none;
}

.container {
  width: min(100% - 2.5rem, var(--container-max));
  margin-inline: auto;
}

/* Skip link */
.skip-link {
  position: absolute;
  top: -100%;
  left: var(--space-sm);
  z-index: 1000;
  padding: var(--space-xs) var(--space-sm);
  background: var(--color-charcoal);
  color: var(--color-cream);
  text-decoration: none;
  font-size: 0.875rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.skip-link:focus,
.skip-link:focus-visible {
  top: var(--space-sm);
}

/* Preheader / eyebrow */
.preheader {
  margin: 0 0 var(--space-sm);
  font-family: var(--font-sans);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--color-champagne-text);
}

.section--accent .preheader {
  color: var(--color-on-olive-muted);
}

/* Typography */
h1,
h2,
h3 {
  font-family: var(--font-serif);
  font-weight: 500;
  line-height: 1.15;
  color: var(--color-olive-text);
  margin: 0 0 var(--space-md);
}

h1 {
  font-size: clamp(2.25rem, 5vw, 3.75rem);
  letter-spacing: 0.02em;
}

h2 {
  font-size: clamp(1.875rem, 3.5vw, 2.75rem);
}

p {
  margin: 0 0 var(--space-md);
}

p:last-child {
  margin-bottom: 0;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.875rem 1.75rem;
  font-family: var(--font-sans);
  font-size: 0.8125rem;
  font-weight: 400;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  text-decoration: none;
  border: 1px solid transparent;
  cursor: pointer;
  transition:
    background-color var(--transition),
    color var(--transition),
    border-color var(--transition);
}

.btn--primary {
  background-color: var(--color-olive-deep);
  color: var(--color-cream);
  border-color: var(--color-olive-deep);
}

.btn--primary:hover,
.btn--primary:focus-visible {
  background-color: var(--color-charcoal);
  border-color: var(--color-charcoal);
  color: var(--color-cream);
}

.btn--secondary {
  background-color: transparent;
  color: var(--color-olive-text);
  border-color: var(--color-olive);
}

.btn--secondary:hover,
.btn--secondary:focus-visible {
  border-color: var(--color-olive-deep);
  color: var(--color-charcoal);
}

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

.btn--outline:hover,
.btn--outline:focus-visible {
  background-color: var(--color-cream);
  color: var(--color-charcoal);
  border-color: var(--color-cream);
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: rgb(250 248 244 / 0.95);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid rgb(214 194 174 / 0.4);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
  min-height: var(--header-height);
}

.site-logo img {
  width: auto;
  max-height: 3.25rem;
}

.site-nav__list {
  display: flex;
  gap: var(--space-lg);
  margin: 0;
  padding: 0;
  list-style: none;
}

.site-nav a {
  font-size: 0.8125rem;
  font-weight: 400;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--color-charcoal);
}

.site-nav a:hover,
.site-nav a:focus-visible {
  color: var(--color-olive-text);
  text-decoration: underline;
}

.nav-toggle:focus-visible {
  outline: 2px solid var(--color-olive-text);
  outline-offset: 3px;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 2.5rem;
  height: 2.5rem;
  padding: 0;
  border: none;
  background: transparent;
  cursor: pointer;
}

.nav-toggle__bar {
  display: block;
  width: 1.5rem;
  height: 2px;
  background-color: var(--color-charcoal);
  transition: transform var(--transition), opacity var(--transition);
}

.nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-child(2) {
  opacity: 0;
}

.nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Hero */
.hero {
  position: relative;
  display: grid;
  align-items: center;
  min-height: calc(100svh - var(--header-height));
  padding-block: var(--space-xl);
  overflow: hidden;
}

.hero__media {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(
      to right,
      rgb(250 248 244 / 0.96) 0%,
      rgb(250 248 244 / 0.88) 38%,
      rgb(250 248 244 / 0.45) 62%,
      rgb(168 181 162 / 0.15) 100%
    ),
    url("/assets/img/oliveandchampagne-01.webp") center / cover no-repeat;
  z-index: 0;
}

.hero__content {
  position: relative;
  z-index: 1;
}

.hero .preheader {
  color: var(--color-sage-text);
}

.hero__lead {
  font-size: clamp(1.0625rem, 2vw, 1.25rem);
  max-width: 38rem;
  color: var(--color-charcoal);
}

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

/* Sections */
.section {
  padding-block: var(--space-2xl);
}

.section--accent {
  background-color: var(--color-olive-deep);
  color: var(--color-on-olive);
}

.section--accent h2 {
  color: var(--color-on-olive);
}

.section--accent .contact__lead {
  color: var(--color-on-olive-muted);
}

.section--accent .btn--primary {
  background-color: var(--color-olive-deep);
  color: var(--color-cream);
  border-color: var(--color-olive-deep);
}

.section--accent .btn--primary:hover,
.section--accent .btn--primary:focus-visible {
  background-color: var(--color-charcoal);
  color: var(--color-cream);
  border-color: var(--color-charcoal);
}

.section--accent .btn--primary:focus-visible {
  outline-color: var(--color-cream);
}

/* About */
.about__layout {
  display: grid;
  gap: var(--space-xl);
  align-items: center;
}

.about__content {
  display: grid;
  gap: var(--space-xl);
}

.about__intro {
  max-width: 32rem;
}

.about__body {
  max-width: 40rem;
}

.about__body p {
  color: var(--color-charcoal);
}

.about__figure {
  margin: 0;
  overflow: hidden;
  border-radius: 2px;
  box-shadow:
    0 1.25rem 3rem rgb(47 52 48 / 0.1),
    0 0.25rem 0.75rem rgb(47 52 48 / 0.05);
}

.about__figure img {
  display: block;
  width: 100%;
  height: 100%;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  object-position: center 20%;
}

/* Gallery */
.gallery__header {
  max-width: 36rem;
  margin-bottom: var(--space-xl);
}

.gallery__grid {
  display: grid;
  gap: var(--space-md);
  grid-template-columns: repeat(2, 1fr);
  list-style: none;
  margin: 0;
  padding: 0;
}

.gallery__item {
  margin: 0;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  border-radius: 2px;
  background-color: var(--color-cream);
}

.gallery__trigger {
  display: block;
  width: 100%;
  height: 100%;
  padding: 0;
  border: none;
  cursor: zoom-in;
  background: none;
  text-align: left;
}

.gallery__trigger:focus-visible {
  outline: 2px solid var(--color-olive-text);
  outline-offset: 3px;
}

.gallery__trigger img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 400ms ease;
}

.gallery__trigger:hover img,
.gallery__trigger:focus-visible img {
  transform: scale(1.03);
}

/* Lightbox */
.lightbox {
  width: min(95vw, 72rem);
  max-width: 95vw;
  max-height: 95vh;
  padding: var(--space-lg);
  border: none;
  background: transparent;
  overflow: visible;
}

.lightbox::backdrop {
  background: rgb(47 52 48 / 0.94);
}

.lightbox__close {
  position: fixed;
  top: var(--space-sm);
  right: var(--space-sm);
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2.75rem;
  height: 2.75rem;
  padding: 0;
  border: 1px solid rgb(250 248 244 / 0.35);
  border-radius: 2px;
  font-family: var(--font-sans);
  font-size: 1.5rem;
  line-height: 1;
  color: var(--color-cream);
  background: rgb(47 52 48 / 0.75);
  cursor: pointer;
  transition:
    background-color var(--transition),
    border-color var(--transition);
}

.lightbox__close:hover,
.lightbox__close:focus-visible {
  background: var(--color-charcoal);
  border-color: var(--color-cream);
}

.lightbox__figure {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  margin: 0;
  max-height: 90vh;
}

.lightbox__image {
  display: block;
  width: auto;
  max-width: 100%;
  height: auto;
  max-height: calc(90vh - 3rem);
  margin-inline: auto;
  object-fit: contain;
  border-radius: 2px;
}

.lightbox__caption {
  margin: 0;
  font-size: 0.875rem;
  line-height: 1.5;
  text-align: center;
  color: var(--color-on-olive-muted);
}

/* Contact */
.contact__inner {
  max-width: 42rem;
  text-align: center;
  margin-inline: auto;
}

.contact__lead {
  font-size: 1.125rem;
  margin-bottom: var(--space-lg);
}

.contact__actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-sm);
  margin-bottom: var(--space-md);
}

.contact__note {
  font-size: 0.875rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-on-olive-muted);
  margin-top: var(--space-lg);
}

.contact-form {
  max-width: none;
  margin-inline: auto;
  padding: var(--space-lg);
  text-align: left;
  background-color: var(--color-cream);
  border: 1px solid rgb(214 194 174 / 0.65);
  box-shadow:
    0 1.25rem 3rem rgb(47 52 48 / 0.14),
    0 0.25rem 0.75rem rgb(47 52 48 / 0.06);
}

.contact-form__grid {
  display: grid;
  gap: var(--space-md);
  margin-bottom: var(--space-md);
}

.contact-form__grid .contact-form__field {
  margin-bottom: 0;
}

.required-mark {
  color: var(--color-terracotta-text);
  font-weight: 600;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.contact-form__hp {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.contact-form__field {
  margin-bottom: var(--space-md);
}

.contact-form__field:last-of-type {
  margin-bottom: 0;
}

.contact-form__field label {
  display: block;
  margin-bottom: 0.5rem;
  font-size: 0.6875rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-olive-text);
}

.contact-form__optional {
  text-transform: none;
  letter-spacing: normal;
  font-size: 0.6875rem;
  font-weight: 400;
  color: var(--color-sage-text);
}

.contact-form__field input,
.contact-form__field textarea {
  width: 100%;
  padding: 0.875rem 1rem;
  font-family: var(--font-sans);
  font-size: 1rem;
  font-weight: 400;
  line-height: 1.5;
  color: var(--color-charcoal);
  background-color: #fff;
  border: 1px solid var(--color-champagne);
  border-radius: 2px;
  transition:
    border-color var(--transition),
    box-shadow var(--transition),
    background-color var(--transition);
}

.contact-form__field input::placeholder,
.contact-form__field textarea::placeholder {
  color: var(--color-sage-text);
  opacity: 0.85;
}

.contact-form__field input:hover,
.contact-form__field textarea:hover {
  border-color: var(--color-sage);
}

.contact-form__field input:focus,
.contact-form__field textarea:focus {
  border-color: var(--color-olive-deep);
  background-color: #fff;
}

.contact-form__field input:focus-visible,
.contact-form__field textarea:focus-visible {
  outline: 2px solid var(--color-olive-deep);
  outline-offset: 2px;
  border-color: var(--color-olive-deep);
  box-shadow: 0 0 0 3px rgb(107 121 103 / 0.2);
}

.contact-form__field textarea {
  min-height: 9rem;
  resize: vertical;
}

.contact-form__actions {
  margin-top: var(--space-lg);
  padding-top: var(--space-md);
  border-top: 1px solid rgb(214 194 174 / 0.45);
}

.contact-form__actions .btn {
  width: 100%;
  padding-block: 1rem;
}

.contact-form__status {
  margin-bottom: var(--space-md);
  padding: var(--space-sm) var(--space-md);
  font-size: 0.9375rem;
  line-height: 1.5;
  border: 1px solid transparent;
  border-radius: 2px;
}

.contact-form__status--success {
  color: var(--color-charcoal);
  background-color: var(--color-cream);
  border-color: var(--color-cream);
  box-shadow:
    0 1.25rem 3rem rgb(47 52 48 / 0.14),
    0 0.25rem 0.75rem rgb(47 52 48 / 0.06);
}

.contact-form__status--error {
  color: var(--color-cream);
  background-color: var(--color-terracotta-text);
  border-color: var(--color-terracotta-text);
}

/* Footer */
.site-footer {
  padding-block: var(--space-xl);
  border-top: 1px solid rgb(214 194 174 / 0.5);
  text-align: center;
}

.site-footer__brand {
  margin: 0 0 var(--space-xs);
  font-family: var(--font-serif);
  font-size: 1.25rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-olive-text);
}

.site-footer__tagline {
  margin: 0 0 var(--space-md);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-sage-text);
}

.site-footer__contact {
  margin: 0 0 var(--space-md);
  font-size: 0.9375rem;
  color: var(--color-charcoal);
}

.site-footer__contact a {
  text-decoration: underline;
  text-underline-offset: 0.2em;
}

.site-footer__contact a:hover,
.site-footer__contact a:focus-visible {
  color: var(--color-terracotta-text);
}

.site-footer__contact span {
  margin-inline: 0.5rem;
  color: var(--color-sage-text);
}

.site-footer__copy {
  margin: 0;
  font-size: 0.8125rem;
  color: var(--color-sage-text);
}

/* Responsive */
@media (min-width: 48rem) {
  .about__layout {
    grid-template-columns: 1.05fr 0.95fr;
    gap: var(--space-2xl);
  }

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

  .site-logo img {
    max-height: 4rem;
  }

  .contact-form {
    padding: var(--space-xl);
  }

  .contact-form__grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 47.99rem) {
  .nav-toggle {
    display: flex;
  }

  .site-nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background-color: var(--color-cream);
    border-bottom: 1px solid rgb(214 194 174 / 0.4);
    padding: var(--space-md) var(--space-sm);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-0.5rem);
    transition:
      opacity var(--transition),
      transform var(--transition),
      visibility var(--transition);
  }

  .site-nav.is-open {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
  }

  .site-nav__list {
    flex-direction: column;
    gap: var(--space-sm);
    align-items: center;
  }

  .site-header__inner {
    position: relative;
  }

  .hero__actions,
  .contact__actions {
    flex-direction: column;
    align-items: stretch;
  }

  .btn {
    width: 100%;
  }
}

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

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

  .gallery__trigger:hover img,
  .gallery__trigger:focus-visible img {
    transform: none;
  }
}

@media (prefers-contrast: more) {
  :root {
    --color-olive-text: #2f3430;
    --color-sage-text: #3f4a3c;
    --color-champagne-text: #4a3d2e;
    --color-on-olive-muted: #ffffff;
  }

  a,
  .site-footer__contact a {
    text-decoration: underline;
  }

  .btn {
    border-width: 2px;
  }
}