/* ==========================================================================
   Tandemir Travel | styles
   Warm and light: one strong photograph, Plus Jakarta Sans throughout,
   and plenty of space.
   ========================================================================== */

/* ---------- Tokens ---------- */
:root {
  --color-bg: #faf8f4;
  --color-tint: #f1ede5;
  --color-text: #1b1b19;
  --color-muted: #625f58;
  --color-line: rgba(27, 27, 25, 0.14);
  --color-ring: #1b1b19;

  --font: "Plus Jakarta Sans", system-ui, -apple-system, "Segoe UI", sans-serif;

  --text-sm: 0.875rem;
  --text-md: 1rem;
  --text-lg: clamp(1.0625rem, 1rem + 0.3vw, 1.25rem);
  --text-h3: clamp(1.375rem, 1.2rem + 0.7vw, 1.75rem);
  --text-h2: clamp(1.875rem, 1.3rem + 2.4vw, 3.25rem);
  --text-h1: clamp(2.5rem, 1.5rem + 4.4vw, 5.25rem);

  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.5rem;
  --space-6: 2rem;
  --space-7: 3rem;
  --space-8: 4rem;
  --section-y: clamp(4.5rem, 3rem + 6vw, 8.5rem);

  --radius: 6px;
  --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
  --dur: 200ms;
  --container: 1360px;
}

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

html {
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
}

@media (prefers-reduced-motion: no-preference) {
  html { scroll-behavior: smooth; }
}

body {
  display: flex;
  flex-direction: column;
  min-height: 100dvh;
  margin: 0;
  background: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font);
  font-size: var(--text-md);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

main { flex: 1; }

h1, h2, h3, p, ul, dl, dd { margin: 0; padding: 0; }
ul { list-style: none; }
img { display: block; max-width: 100%; height: auto; }
address { font-style: normal; }
a { color: inherit; text-decoration: none; }

h1, h2, h3 {
  font-weight: 300;
  line-height: 1.12;
  letter-spacing: -0.03em;
  text-wrap: balance;
}

[id] { scroll-margin-top: var(--space-6); }

:focus-visible {
  outline: 2px solid var(--color-ring);
  outline-offset: 4px;
  border-radius: 2px;
}

.container {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: var(--space-5);
}
@media (min-width: 768px) { .container { padding-inline: 2.5rem; } }

.skip-link {
  position: absolute;
  left: var(--space-4);
  top: -100px;
  z-index: 100;
  padding: var(--space-3) var(--space-4);
  background: var(--color-text);
  color: var(--color-bg);
  font-weight: 500;
}
.skip-link:focus { top: var(--space-4); }

/* ---------- Header ---------- */
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-5);
  padding-block: var(--space-5);
}

.logo {
  display: block;
  padding-block: 6px;
}
.logo img { width: 136px; }
@media (min-width: 768px) { .logo img { width: 164px; } }

.site-nav {
  display: flex;
  gap: var(--space-5);
}
@media (min-width: 768px) { .site-nav { gap: var(--space-6); } }

.site-nav a,
.footer-nav a {
  position: relative;
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  font-size: var(--text-sm);
  font-weight: 500;
}
.site-nav a::after,
.footer-nav a::after {
  content: "";
  position: absolute;
  inset: auto 0 9px;
  height: 1px;
  background: currentColor;
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--dur) var(--ease-out);
}
.site-nav a:hover::after,
.footer-nav a:hover::after,
.site-nav a[aria-current="page"]::after,
.footer-nav a[aria-current="page"]::after { transform: scaleX(1); }

/* ---------- Hero ---------- */
.hero { padding-top: clamp(2rem, 1rem + 4vw, 4.5rem); }

.hero-copy {
  display: grid;
  gap: var(--space-5);
  margin-bottom: clamp(2rem, 1.5rem + 2.5vw, 4rem);
}
@media (min-width: 1024px) {
  .hero-copy {
    grid-template-columns: 2.4fr 1fr;
    align-items: end;
    gap: var(--space-8);
  }
}

.hero h1 { font-size: var(--text-h1); line-height: 1.04; letter-spacing: -0.035em; }

.hero-copy p {
  max-width: 34ch;
  font-size: var(--text-lg);
  line-height: 1.5;
  color: var(--color-muted);
}
@media (min-width: 1024px) { .hero-copy p { padding-bottom: 0.6rem; } }

.hero-photo {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  object-position: 50% 0;
  border-radius: var(--radius);
  background: var(--color-tint);
}
@media (min-width: 768px) { .hero-photo { aspect-ratio: 16 / 9; } }

/* ---------- Sections ---------- */
.section { padding-block: var(--section-y); }

.section-title {
  font-size: var(--text-h2);
}

/* ---------- Services ---------- */
.services {
  margin-top: var(--space-7);
  border-bottom: 1px solid var(--color-line);
}

.service {
  display: grid;
  gap: var(--space-2);
  padding-block: var(--space-5);
  border-top: 1px solid var(--color-line);
}
@media (min-width: 768px) {
  .service {
    grid-template-columns: 1fr 1fr;
    align-items: baseline;
    gap: var(--space-5);
    padding-block: var(--space-6);
  }
}
.service h3 { font-size: var(--text-h3); font-weight: 400; letter-spacing: -0.02em; }
.service p { max-width: 48ch; color: var(--color-muted); }

/* ---------- About ---------- */
.section-about { background: var(--color-tint); }

.about {
  display: grid;
  gap: var(--space-7);
}
@media (min-width: 1024px) {
  .about {
    grid-template-columns: 1fr 1fr;
    align-items: center;
    gap: var(--space-8);
  }
}
.about img {
  width: 100%;
  aspect-ratio: 11 / 10;
  object-fit: cover;
  border-radius: var(--radius);
}

.values {
  margin-top: var(--space-6);
  border-bottom: 1px solid var(--color-line);
}
.values li {
  display: grid;
  gap: var(--space-2);
  padding-block: var(--space-4);
  border-top: 1px solid var(--color-line);
}
@media (min-width: 640px) {
  .values li {
    grid-template-columns: 9rem 1fr;
    align-items: baseline;
    gap: var(--space-5);
  }
}
.values h3 { font-size: var(--text-h3); font-weight: 400; letter-spacing: -0.02em; }
.values p { color: var(--color-muted); }

/* ---------- Inner pages ---------- */
.page { padding-block: clamp(2rem, 1rem + 4vw, 4.5rem) var(--section-y); }

.page h1 { font-size: var(--text-h1); line-height: 1.04; letter-spacing: -0.035em; }

.page-lead {
  max-width: 34em;
  margin-top: var(--space-5);
  font-size: var(--text-lg);
  line-height: 1.5;
  color: var(--color-muted);
}

.contact-list {
  display: grid;
  margin-top: var(--space-7);
  border-bottom: 1px solid var(--color-line);
}
.contact-list > div {
  display: grid;
  gap: var(--space-2);
  padding-block: var(--space-4);
  border-top: 1px solid var(--color-line);
}
@media (min-width: 640px) {
  .contact-list > div {
    grid-template-columns: 7rem 1fr;
    align-items: baseline;
    gap: var(--space-5);
  }
}
.contact-list dt {
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-muted);
}
.contact-list dd {
  font-size: var(--text-h3);
  font-weight: 300;
  letter-spacing: -0.015em;
  line-height: 1.2;
  overflow-wrap: anywhere;
}
.contact-list a {
  display: inline-block;
  padding-block: var(--space-2);
  text-decoration: underline;
  text-decoration-color: transparent;
  text-decoration-thickness: 1px;
  text-underline-offset: 5px;
  transition: text-decoration-color var(--dur) var(--ease-out);
}
.contact-list a:hover { text-decoration-color: currentColor; }

.prose {
  max-width: 68ch;
  margin-top: var(--space-7);
  padding-top: var(--space-6);
  border-top: 1px solid var(--color-line);
}
.prose-date {
  font-size: var(--text-sm);
  color: var(--color-muted);
}
.prose h2 {
  margin-top: var(--space-7);
  font-size: var(--text-h3);
  font-weight: 500;
  letter-spacing: -0.015em;
}
.prose p,
.prose ul { margin-top: var(--space-4); }
.prose li {
  position: relative;
  margin-top: var(--space-2);
  padding-left: var(--space-5);
}
.prose li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.8em;
  width: 10px;
  height: 1px;
  background: var(--color-text);
}
.prose strong { font-weight: 500; }
.prose a {
  text-decoration: underline;
  text-underline-offset: 3px;
  overflow-wrap: anywhere;
}

/* ---------- Footer ---------- */
.site-footer {
  padding-block: var(--space-7) var(--space-6);
  border-top: 1px solid var(--color-line);
}
.footer-inner {
  display: grid;
  gap: var(--space-5);
}
.footer-inner > img { width: 136px; }

.footer-nav {
  display: flex;
  flex-wrap: wrap;
  column-gap: var(--space-5);
}
.footer-copy {
  font-size: var(--text-sm);
  color: var(--color-muted);
}
@media (min-width: 768px) {
  .footer-inner {
    grid-template-columns: 1fr auto;
    align-items: center;
    column-gap: var(--space-6);
  }
  .footer-copy { grid-column: 1 / -1; }
}

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