/* Bettyes — Luxury Interior Design
   Premium, distinctive, conversion-optimised */

:root {
  /* Typography — Editorial, refined */
  --font-display: 'Cormorant Garamond', 'Libre Baskerville', Georgia, serif;
  --font-body: 'DM Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  
  /* Palette — Warm neutrals, sophisticated */
  --color-bg: #faf9f7;
  --color-bg-alt: #f3f1ed;
  --color-text: #1a1a1a;
  --color-text-muted: #5c5c5c;
  --color-accent: #8b7355;
  --color-accent-hover: #6d5a42;
  --color-border: #e5e2dc;
  --color-white: #ffffff;
  
  /* Spacing */
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 1.5rem;
  --space-lg: 2.5rem;
  --space-xl: 4rem;
  --space-2xl: 6rem;
  
  /* Layout */
  --container: min(90vw, 1200px);
  --container-narrow: min(90vw, 720px);
  
  /* Transitions */
  --ease: cubic-bezier(0.4, 0, 0.2, 1);
  --duration: 0.3s;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--color-text);
  background: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--duration) var(--ease);
}

ul {
  list-style: none;
}

/* Skip link — Accessibility */
.skip-link {
  position: absolute;
  top: -100px;
  left: var(--space-md);
  padding: var(--space-sm) var(--space-md);
  background: var(--color-text);
  color: var(--color-white);
  z-index: 100;
  transition: top var(--duration) var(--ease);
}

.skip-link:focus {
  top: var(--space-md);
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}

/* Header */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 50;
  padding: var(--space-md) var(--space-lg);
  background: transparent;
  transition: background var(--duration) var(--ease);
}

.header.scrolled {
  background: rgba(250, 249, 247, 0.95);
  backdrop-filter: blur(12px);
  box-shadow: 0 1px 0 var(--color-border);
}

.header__inner {
  max-width: 1400px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 500;
  letter-spacing: 0.02em;
}

.logo--footer {
  font-size: 1.25rem;
}

.nav__list {
  display: flex;
  gap: var(--space-lg);
}

.nav__list a {
  font-size: 0.9rem;
  font-weight: 500;
  letter-spacing: 0.03em;
  text-transform: uppercase;
}

.nav__list a:hover {
  color: var(--color-accent);
}

.nav__toggle {
  display: none;
  flex-direction: column;
  gap: 6px;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--space-xs);
}

.nav__toggle span {
  width: 24px;
  height: 2px;
  background: var(--color-text);
  transition: var(--duration) var(--ease);
}

/* Hero */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.hero__media {
  position: absolute;
  inset: 0;
}

.hero__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to bottom,
    rgba(0, 0, 0, 0.15) 0%,
    rgba(0, 0, 0, 0.4) 100%
  );
}

.hero__content {
  position: relative;
  z-index: 2;
  text-align: center;
  padding: var(--space-xl);
}

.hero__title {
  font-family: var(--font-display);
  font-size: clamp(3rem, 8vw, 5.5rem);
  font-weight: 400;
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--color-white);
  margin-bottom: var(--space-md);
  text-shadow: 0 2px 20px rgba(0, 0, 0, 0.3);
}

.hero__title em {
  font-style: italic;
  font-weight: 400;
}

.hero__subtitle {
  font-size: 1.1rem;
  color: rgba(255, 255, 255, 0.9);
  max-width: 400px;
  margin: 0 auto var(--space-lg);
  letter-spacing: 0.02em;
}

.hero__cta {
  display: inline-block;
}

.hero__scroll {
  position: absolute;
  bottom: var(--space-lg);
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-sm);
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.75rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
}

.hero__scroll-line {
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, rgba(255,255,255,0.5), transparent);
  animation: scrollPulse 2s ease-in-out infinite;
}

@keyframes scrollPulse {
  0%, 100% { opacity: 0.5; }
  50% { opacity: 1; }
}

/* Buttons */
.btn {
  display: inline-block;
  padding: 1rem 2rem;
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  border: none;
  cursor: pointer;
  transition: all var(--duration) var(--ease);
}

.btn--primary {
  background: var(--color-white);
  color: var(--color-text);
}

.btn--primary:hover {
  background: var(--color-accent);
  color: var(--color-white);
  transform: translateY(-2px);
}

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

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

.container {
  max-width: var(--container);
  margin: 0 auto;
}

.container--narrow {
  max-width: var(--container-narrow);
}

.section__header {
  margin-bottom: var(--space-xl);
}

.section__label {
  display: block;
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: var(--space-sm);
}

.section__title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 400;
  letter-spacing: -0.02em;
  line-height: 1.2;
}

/* Work grid */
.work__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: var(--space-lg);
}

.work__item {
  overflow: hidden;
  border-radius: 4px;
}

.work__link {
  display: block;
  position: relative;
  aspect-ratio: 4/3;
  overflow: hidden;
}

.work__link img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s var(--ease);
}

/* Lazy load fade-in */
.work__link img[loading="lazy"],
.about__media img[loading="lazy"] {
  opacity: 0;
  transition: opacity 0.5s var(--ease);
}

.work__link img[loading="lazy"].loaded,
.about__media img[loading="lazy"].loaded {
  opacity: 1;
}

.work__link:hover img {
  transform: scale(1.05);
}

.work__info {
  padding: var(--space-md) 0;
}

.work__info h3 {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 500;
  margin-bottom: var(--space-xs);
}

.work__info span {
  font-size: 0.85rem;
  color: var(--color-text-muted);
}

/* Services */
.services__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-xl);
}

.services__card {
  padding: var(--space-xl);
  background: var(--color-white);
  border-radius: 4px;
  border: 1px solid var(--color-border);
  transition: all var(--duration) var(--ease);
}

.services__card:hover {
  border-color: var(--color-accent);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.06);
}

.services__icon {
  font-family: var(--font-display);
  font-size: 2rem;
  color: var(--color-accent);
  opacity: 0.6;
  margin-bottom: var(--space-md);
}

.services__card h3 {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 500;
  margin-bottom: var(--space-sm);
}

.services__card p {
  color: var(--color-text-muted);
  font-size: 0.95rem;
}

/* Quote */
.quote__block {
  text-align: center;
  padding: var(--space-xl) 0;
}

.quote__block p {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-style: italic;
  line-height: 1.4;
  color: var(--color-text-muted);
}

.quote__block cite {
  display: block;
  margin-top: var(--space-md);
  font-size: 0.9rem;
  font-style: normal;
  color: var(--color-text-muted);
}

/* About */
.about__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-2xl);
  align-items: center;
}

.about__media img {
  width: 100%;
  border-radius: 4px;
}

.about__content .section__label {
  margin-bottom: var(--space-sm);
}

.about__content .section__title {
  margin-bottom: var(--space-lg);
}

.about__content p {
  margin-bottom: var(--space-md);
  color: var(--color-text-muted);
}

.about__stats {
  display: flex;
  gap: var(--space-xl);
  margin-top: var(--space-lg);
  padding-top: var(--space-lg);
  border-top: 1px solid var(--color-border);
}

.about__stats li {
  font-size: 0.95rem;
}

.about__stats strong {
  display: block;
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 500;
  color: var(--color-text);
  margin-bottom: var(--space-xs);
}

/* Contact */
.contact__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-2xl);
  align-items: start;
}

.contact__info .section__title {
  margin-bottom: var(--space-md);
}

.contact__info > p {
  color: var(--color-text-muted);
  margin-bottom: var(--space-lg);
}

.contact__details p {
  margin-bottom: var(--space-md);
}

.contact__details a {
  color: var(--color-accent);
}

.contact__details a:hover {
  text-decoration: underline;
}

/* Form */
.contact__form {
  background: var(--color-white);
  padding: var(--space-xl);
  border-radius: 4px;
  border: 1px solid var(--color-border);
}

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

.form__group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 500;
  margin-bottom: var(--space-xs);
}

.form__group input,
.form__group select,
.form__group textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  font-family: var(--font-body);
  font-size: 1rem;
  border: 1px solid var(--color-border);
  border-radius: 4px;
  background: var(--color-bg);
  transition: border-color var(--duration) var(--ease);
}

.form__group input:focus,
.form__group select:focus,
.form__group textarea:focus {
  outline: none;
  border-color: var(--color-accent);
}

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

.contact__form .btn {
  margin-top: var(--space-sm);
  width: 100%;
}

/* Footer */
.footer {
  padding: var(--space-xl) var(--space-lg);
  border-top: 1px solid var(--color-border);
}

.footer__inner {
  max-width: var(--container);
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-md);
}

.footer__copy {
  font-size: 0.9rem;
  color: var(--color-text-muted);
}

.footer__nav {
  display: flex;
  gap: var(--space-lg);
}

.footer__nav a {
  font-size: 0.9rem;
  color: var(--color-text-muted);
}

.footer__nav a:hover {
  color: var(--color-accent);
}

/* Responsive */
@media (max-width: 768px) {
  .nav__list {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    padding: var(--space-lg);
    background: var(--color-bg);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
  }

  .nav__list.open {
    display: flex;
  }

  .nav__toggle {
    display: flex;
  }

  .about__grid,
  .contact__grid {
    grid-template-columns: 1fr;
  }

  .about__media {
    order: -1;
  }

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

  .contact__form {
    order: -1;
  }
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  html {
    scroll-behavior: auto;
  }
}

/* Focus visible — Accessibility */
:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}

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