/* Saare Living — design system */

:root {
  --color-bg: #F9F6F2;
  --color-bg-alt: #F3EDE6;
  --color-accent: #8B7D70;
  --color-accent-light: #A69B91;
  --color-text: #1A1A1A;
  --color-text-muted: #6B635C;
  --color-white: #FFFFFF;
  --color-border: rgba(139, 125, 112, 0.25);

  --font-serif: 'Cormorant Garamond', Georgia, 'Times New Roman', serif;
  --font-sans: 'DM Sans', system-ui, sans-serif;

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

  --container: 72rem;
  --header-height: 5rem;
  --radius: 2px;
  --transition: 0.3s ease;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--header-height);
}

body {
  font-family: var(--font-sans);
  font-size: 1rem;
  font-weight: 300;
  line-height: 1.7;
  color: var(--color-text);
  background-color: var(--color-bg);
  -webkit-font-smoothing: antialiased;
}

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

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

ul,
ol {
  list-style: none;
}

button,
input,
textarea {
  font: inherit;
  color: inherit;
}

.container {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: var(--space-md);
}

/* Typography */

.eyebrow {
  font-family: var(--font-sans);
  font-size: 0.75rem;
  font-weight: 400;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: var(--space-sm);
}

.section-title {
  font-family: var(--font-serif);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 500;
  line-height: 1.15;
  letter-spacing: 0.02em;
  color: var(--color-text);
}

.section-subtitle {
  margin-top: var(--space-sm);
  color: var(--color-text-muted);
  max-width: 36rem;
}

.section-header {
  margin-bottom: var(--space-xl);
  max-width: 40rem;
}

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

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

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

/* Buttons */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.875rem 2rem;
  font-family: var(--font-sans);
  font-size: 0.8rem;
  font-weight: 400;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  border: 1px solid transparent;
  border-radius: var(--radius);
  cursor: pointer;
  transition: background-color var(--transition), color var(--transition), border-color var(--transition);
}

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

.btn--primary:hover {
  background-color: #7A6E62;
  border-color: #7A6E62;
}

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

.btn--secondary:hover {
  background-color: var(--color-accent);
  color: var(--color-white);
}

.btn--full {
  width: 100%;
}

/* Header */

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  height: var(--header-height);
  background-color: transparent;
  transition: background-color var(--transition), box-shadow var(--transition);
}

.site-header.is-scrolled {
  background-color: rgba(249, 246, 242, 0.95);
  backdrop-filter: blur(8px);
  box-shadow: 0 1px 0 var(--color-border);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.logo-link {
  display: flex;
  align-items: center;
  height: 100%;
  flex-shrink: 0;
}

.logo {
  height: 100%;
  width: auto;
  display: block;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--space-xs);
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 1.5px;
  background-color: var(--color-text);
  transition: transform var(--transition), opacity var(--transition);
}

.nav-toggle.is-open span:nth-child(1) {
  transform: translateY(6.5px) rotate(45deg);
}

.nav-toggle.is-open span:nth-child(2) {
  opacity: 0;
}

.nav-toggle.is-open span:nth-child(3) {
  transform: translateY(-6.5px) rotate(-45deg);
}

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

.nav-link {
  font-size: 0.8rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  transition: color var(--transition);
}

.nav-link:hover,
.nav-link.is-active {
  color: var(--color-text);
}

.nav-link--cta {
  color: var(--color-accent);
  border: 1px solid var(--color-accent);
  padding: 0.5rem 1.25rem;
  border-radius: var(--radius);
}

.nav-link--cta:hover {
  background-color: var(--color-accent);
  color: var(--color-white);
}

/* Hero */

.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: var(--header-height);
  padding-bottom: var(--space-xl);
}

.hero-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xl);
  align-items: center;
}

.hero-title {
  font-family: var(--font-serif);
  font-size: clamp(2.25rem, 5vw, 3.5rem);
  font-weight: 500;
  line-height: 1.1;
  letter-spacing: 0.01em;
  margin-bottom: var(--space-md);
}

.hero-text {
  color: var(--color-text-muted);
  margin-bottom: var(--space-lg);
  max-width: 32rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
}

.hero-image {
  position: relative;
}

.hero-image img {
  width: 100%;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  border-radius: var(--radius);
}

.hero-image::after {
  content: '';
  position: absolute;
  inset: 0;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  transform: translate(12px, 12px);
  pointer-events: none;
}

/* About */

.about-text {
  max-width: 40rem;
  margin-bottom: var(--space-xl);
}

.about-text p + p {
  margin-top: var(--space-md);
  color: var(--color-text-muted);
}

.values {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
}

.value-item {
  padding-right: var(--space-lg);
  border-right: 1px solid var(--color-border);
}

.value-item:last-child {
  border-right: none;
  padding-right: 0;
}

.value-number {
  font-family: var(--font-serif);
  font-size: 1rem;
  letter-spacing: 0.15em;
  color: var(--color-accent-light);
  display: block;
  margin-bottom: var(--space-xs);
}

.value-title {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  font-weight: 500;
  margin-bottom: var(--space-xs);
}

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

/* Services */

.services-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-md);
}

.service-card {
  padding: var(--space-lg);
  background-color: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  transition: border-color var(--transition);
}

.service-card:hover {
  border-color: var(--color-accent);
}

.service-icon {
  width: 2.5rem;
  height: 2.5rem;
  color: var(--color-accent);
  margin-bottom: var(--space-md);
}

.service-title {
  font-family: var(--font-serif);
  font-size: 1.375rem;
  font-weight: 500;
  margin-bottom: var(--space-sm);
}

.service-text {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  line-height: 1.6;
}

/* Process */

.process-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-lg);
  counter-reset: process;
}

.process-step {
  position: relative;
  padding-top: var(--space-md);
}

.process-step::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 2rem;
  height: 1px;
  background-color: var(--color-accent);
}

.process-number {
  font-family: var(--font-serif);
  font-size: 1rem;
  letter-spacing: 0.15em;
  color: var(--color-accent-light);
  display: block;
  margin-bottom: var(--space-xs);
}

.process-title {
  font-family: var(--font-serif);
  font-size: 1.375rem;
  font-weight: 500;
  margin-bottom: var(--space-xs);
}

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

/* Portfolio */

.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-md);
}

.portfolio-loading,
.portfolio-empty {
  grid-column: 1 / -1;
  text-align: center;
  color: var(--color-text-muted);
  padding: var(--space-xl);
}

.portfolio-item {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius);
  background-color: var(--color-bg-alt);
  cursor: pointer;
  border: none;
  padding: 0;
  text-align: left;
  width: 100%;
}

.portfolio-item--video {
  cursor: default;
}

.portfolio-thumb {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.portfolio-item:hover .portfolio-thumb {
  transform: scale(1.03);
}

.portfolio-item--video:hover .portfolio-thumb {
  transform: none;
}

.portfolio-video-wrap {
  position: relative;
  aspect-ratio: 16 / 9;
  background-color: var(--color-text);
}

.portfolio-video-wrap iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: none;
}

.portfolio-info {
  padding: var(--space-md);
}

.portfolio-title {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  font-weight: 500;
  margin-bottom: 0.25rem;
}

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

/* Contact */

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: var(--space-xl);
  align-items: start;
}

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

.contact-label {
  display: block;
  font-size: 0.75rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 0.25rem;
}

.contact-value {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  font-weight: 500;
  transition: color var(--transition);
}

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

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

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.375rem;
}

.form-group label {
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-text-muted);
}

.form-group input,
.form-group textarea {
  padding: 0.875rem 1rem;
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  transition: border-color var(--transition);
  resize: vertical;
}

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

.form-status {
  font-size: 0.9rem;
  min-height: 1.5rem;
}

.form-status.is-success {
  color: #4A6741;
}

.form-status.is-error {
  color: #8B3A3A;
}

/* Footer */

.site-footer {
  padding-block: var(--space-xl);
  border-top: 1px solid var(--color-border);
  background-color: var(--color-bg-alt);
}

.footer-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-md);
  text-align: center;
}

.footer-logo {
  height: 3.5rem;
  width: auto;
  opacity: 0.85;
}

.footer-nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-md);
}

.footer-nav a {
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  transition: color var(--transition);
}

.footer-nav a:hover {
  color: var(--color-text);
}

.footer-copy {
  font-size: 0.8rem;
  color: var(--color-accent-light);
}

/* Back to top */

.back-to-top {
  position: fixed;
  bottom: var(--space-md);
  right: var(--space-md);
  z-index: 90;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2.75rem;
  height: 2.75rem;
  padding: 0;
  background-color: var(--color-white);
  color: var(--color-accent);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  cursor: pointer;
  box-shadow: 0 2px 12px rgba(26, 26, 26, 0.08);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transform: translateY(0.5rem);
  transition: opacity var(--transition), visibility var(--transition), transform var(--transition), background-color var(--transition), color var(--transition), border-color var(--transition);
}

.back-to-top.is-visible {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translateY(0);
}

.back-to-top:hover {
  background-color: var(--color-accent);
  color: var(--color-white);
  border-color: var(--color-accent);
}

.back-to-top:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}

.back-to-top svg {
  width: 1.25rem;
  height: 1.25rem;
}

/* Lightbox */

.lightbox {
  position: fixed;
  inset: 0;
  z-index: 200;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  background-color: rgba(26, 26, 26, 0.92);
  padding: var(--space-md);
}

.lightbox[hidden] {
  display: none;
}

.lightbox-close {
  position: absolute;
  top: var(--space-md);
  right: var(--space-md);
  background: none;
  border: none;
  color: var(--color-white);
  font-size: 2.5rem;
  line-height: 1;
  cursor: pointer;
  opacity: 0.7;
  transition: opacity var(--transition);
}

.lightbox-close:hover {
  opacity: 1;
}

.lightbox-image {
  max-width: 90vw;
  max-height: 75vh;
  object-fit: contain;
}

.lightbox-caption {
  margin-top: var(--space-md);
  color: var(--color-white);
  font-family: var(--font-serif);
  font-size: 1.25rem;
  text-align: center;
}

/* Fade-in animation */

.fade-in {
  opacity: 0;
  transform: translateY(1.5rem);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.fade-in.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* Responsive */

@media (max-width: 1024px) {
  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .process-steps {
    grid-template-columns: repeat(2, 1fr);
  }

  .portfolio-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  :root {
    --space-2xl: 4rem;
  }

  .nav-toggle {
    display: flex;
  }

  .site-nav {
    position: fixed;
    top: var(--header-height);
    left: 0;
    right: 0;
    background-color: var(--color-bg);
    border-bottom: 1px solid var(--color-border);
    padding: var(--space-md);
    transform: translateY(-120%);
    opacity: 0;
    pointer-events: none;
    transition: transform var(--transition), opacity var(--transition);
  }

  .site-nav.is-open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }

  .nav-list {
    flex-direction: column;
    align-items: stretch;
    gap: 0;
  }

  .nav-link {
    display: block;
    padding: var(--space-sm) 0;
    border-bottom: 1px solid var(--color-border);
  }

  .nav-link--cta {
    margin-top: var(--space-sm);
    text-align: center;
    border: 1px solid var(--color-accent);
  }

  .hero-inner {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
  }

  .hero-image {
    order: -1;
  }

  .hero-image img {
    aspect-ratio: 16 / 10;
  }

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

  .value-item {
    padding-right: 0;
    padding-bottom: var(--space-lg);
    border-right: none;
    border-bottom: 1px solid var(--color-border);
  }

  .value-item:last-child {
    border-bottom: none;
    padding-bottom: 0;
  }

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

  .process-steps {
    grid-template-columns: 1fr;
  }

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

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