/* Arslan Yönetim — brand system */
:root {
  --ink: #0c0b09;
  --ink-2: #161410;
  --ink-3: #221f19;
  --paper: #f4efe6;
  --paper-2: #ebe4d7;
  --muted: #9a9182;
  --muted-2: #6e675c;
  --gold: #c9a227;
  --gold-bright: #e0bc4a;
  --gold-deep: #8f7318;
  --silver: #b8b3a8;
  --line: rgba(201, 162, 39, 0.28);
  --line-soft: rgba(244, 239, 230, 0.08);
  --font-display: "Syne", system-ui, sans-serif;
  --font-body: "Figtree", system-ui, sans-serif;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --nav-h: 5rem;
  --container: min(1120px, calc(100% - 3rem));
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 1.0625rem;
  line-height: 1.65;
  color: var(--paper);
  background: var(--ink);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

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

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

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

h1,
h2,
h3,
h4 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.08;
  letter-spacing: -0.03em;
  margin: 0;
}

p {
  margin: 0;
}

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

/* Noise atmosphere */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 1000;
  opacity: 0.035;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* Header */
.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 100;
  height: var(--nav-h);
  display: flex;
  align-items: center;
  transition: background 0.4s var(--ease), backdrop-filter 0.4s var(--ease), border-color 0.4s;
  border-bottom: 1px solid transparent;
}

.site-header.is-scrolled {
  background: rgba(12, 11, 9, 0.82);
  backdrop-filter: blur(16px);
  border-bottom-color: var(--line-soft);
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  z-index: 2;
}

.brand img {
  width: 48px;
  height: auto;
}

.brand-text {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.05rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--gold-bright);
}

.brand-text span {
  display: block;
  font-family: var(--font-body);
  font-weight: 500;
  font-size: 0.62rem;
  letter-spacing: 0.22em;
  color: var(--muted);
  margin-top: 0.15rem;
}

.nav {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.nav a {
  font-size: 0.92rem;
  font-weight: 500;
  color: var(--silver);
  position: relative;
  transition: color 0.25s;
}

.nav a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -0.35rem;
  width: 100%;
  height: 1px;
  background: var(--gold);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.35s var(--ease);
}

.nav a:hover,
.nav a[aria-current="page"] {
  color: var(--paper);
}

.nav a:hover::after,
.nav a[aria-current="page"]::after {
  transform: scaleX(1);
}

.nav-cta {
  display: inline-flex;
  align-items: center;
  padding: 0.65rem 1.15rem;
  border: 1px solid var(--gold);
  color: var(--gold-bright) !important;
  letter-spacing: 0.04em;
  transition: background 0.3s, color 0.3s !important;
}

.nav-cta::after {
  display: none !important;
}

.nav-cta:hover {
  background: var(--gold);
  color: var(--ink) !important;
}

.nav-toggle {
  display: none;
  width: 2.5rem;
  height: 2.5rem;
  border: 0;
  background: transparent;
  cursor: pointer;
  padding: 0;
  z-index: 2;
}

.nav-toggle span {
  display: block;
  width: 1.4rem;
  height: 1.5px;
  margin: 0.35rem auto;
  background: var(--paper);
  transition: transform 0.3s, opacity 0.3s;
}

.nav-toggle[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(6.5px) rotate(45deg);
}

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

.nav-toggle[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-6.5px) rotate(-45deg);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  padding: 0.95rem 1.5rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 0.3s var(--ease), background 0.3s, color 0.3s, border-color 0.3s;
}

.btn:hover {
  transform: translateY(-2px);
}

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

.btn-gold:hover {
  background: var(--gold-bright);
}

.btn-ghost {
  border-color: rgba(244, 239, 230, 0.35);
  color: var(--paper);
  background: transparent;
}

.btn-ghost:hover {
  border-color: var(--gold);
  color: var(--gold-bright);
}

.btn-group {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
}

/* Hero — one composition */
.hero {
  position: relative;
  min-height: 100vh;
  min-height: 100dvh;
  display: grid;
  align-items: center;
  overflow: hidden;
  isolation: isolate;
}

.hero-media {
  position: absolute;
  inset: 0;
  z-index: -2;
}

.hero-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.hero-shade {
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    linear-gradient(105deg, rgba(12, 11, 9, 0.88) 0%, rgba(12, 11, 9, 0.62) 42%, rgba(12, 11, 9, 0.4) 100%),
    linear-gradient(0deg, rgba(12, 11, 9, 0.75) 0%, transparent 38%);
}

.hero-frame {
  position: absolute;
  inset: 18% 8% 22% auto;
  width: min(38vw, 420px);
  border: 1px solid var(--line);
  pointer-events: none;
  z-index: 0;
}

.hero-frame::before,
.hero-frame::after {
  content: "";
  position: absolute;
  background: var(--gold);
}

.hero-frame::before {
  width: 48px;
  height: 1px;
  top: -1px;
  left: -1px;
}

.hero-frame::after {
  width: 1px;
  height: 48px;
  top: -1px;
  left: -1px;
}

.hero-inner {
  position: relative;
  z-index: 1;
  padding: calc(var(--nav-h) + 2rem) 0 4rem;
  width: var(--container);
  margin-inline: auto;
}

.hero-brand {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(3.2rem, 12vw, 8.5rem);
  letter-spacing: -0.04em;
  line-height: 0.88;
  color: var(--gold-bright);
  margin-bottom: 1.75rem;
}

.hero-brand em {
  font-style: normal;
  color: var(--paper);
  display: block;
}

.hero h1 {
  font-size: clamp(1.35rem, 2.6vw, 2rem);
  font-weight: 600;
  max-width: 18ch;
  margin-bottom: 1rem;
}

.hero-lead {
  max-width: 36ch;
  color: var(--silver);
  font-size: 1.08rem;
  margin-bottom: 2rem;
}

.hero-scroll {
  position: absolute;
  right: max(1.5rem, calc((100% - 1120px) / 2));
  bottom: 2rem;
  writing-mode: vertical-rl;
  font-size: 0.72rem;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--muted);
}

/* Animations only when motion is allowed — never hide text by default */
@media (prefers-reduced-motion: no-preference) {
  .hero-media img {
    transform: scale(1.08);
    animation: kenburns 22s var(--ease) forwards;
  }

  .hero-frame {
    opacity: 0;
    animation: frameIn 1.4s 0.4s var(--ease) forwards;
  }

  .hero-brand,
  .hero h1,
  .hero-lead,
  .hero .btn-group,
  .hero-scroll {
    opacity: 0;
    animation: rise 1s var(--ease) forwards;
  }

  .hero-brand { animation-delay: 0.15s; }
  .hero h1 { animation-delay: 0.35s; }
  .hero-lead { animation-delay: 0.5s; }
  .hero .btn-group { animation-delay: 0.65s; }
  .hero-scroll { animation-delay: 1s; }

  @keyframes kenburns {
    to { transform: scale(1); }
  }

  @keyframes frameIn {
    from {
      opacity: 0;
      transform: translate(20px, 20px);
    }
    to {
      opacity: 1;
      transform: none;
    }
  }

  @keyframes rise {
    from {
      opacity: 0;
      transform: translateY(28px);
    }
    to {
      opacity: 1;
      transform: none;
    }
  }
}

/* Sections */
.section {
  padding: clamp(4.5rem, 10vw, 7.5rem) 0;
  position: relative;
}

.section-light {
  background: var(--paper);
  color: var(--ink);
}

.section-light .muted {
  color: var(--muted-2);
}

.section-dark {
  background: var(--ink-2);
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 1.25rem;
}

.eyebrow::before {
  content: "";
  width: 2rem;
  height: 1px;
  background: currentColor;
}

.section-title {
  font-size: clamp(2rem, 4.5vw, 3.4rem);
  margin-bottom: 1.1rem;
  max-width: 16ch;
}

.section-lead {
  max-width: 42ch;
  color: var(--muted);
  font-size: 1.08rem;
}

.section-light .section-lead {
  color: var(--muted-2);
}

.section-head {
  margin-bottom: clamp(2.5rem, 5vw, 4rem);
}

/* Reveal on scroll */
.reveal {
  opacity: 0;
  transform: translateY(36px);
  transition: opacity 0.9s var(--ease), transform 0.9s var(--ease);
}

.reveal.is-in {
  opacity: 1;
  transform: none;
}

.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }

/* Intro strip */
.intro-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: clamp(2rem, 5vw, 4.5rem);
  align-items: end;
}

.intro-stat {
  font-family: var(--font-display);
  font-size: clamp(3.5rem, 8vw, 6rem);
  font-weight: 800;
  color: var(--gold);
  line-height: 0.9;
  letter-spacing: -0.04em;
}

.intro-stat small {
  display: block;
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  color: var(--muted-2);
  margin-top: 0.75rem;
}

.intro-copy h2 {
  font-size: clamp(1.8rem, 3.5vw, 2.6rem);
  margin-bottom: 1rem;
}

/* Services list — editorial, not cards */
.service-list {
  border-top: 1px solid var(--line);
}

.service-item {
  display: grid;
  grid-template-columns: 5rem 1fr auto;
  gap: 1.5rem;
  align-items: baseline;
  padding: 1.85rem 0;
  border-bottom: 1px solid var(--line);
  transition: padding 0.35s var(--ease);
}

.service-item:hover {
  padding-left: 0.75rem;
}

.service-num {
  font-family: var(--font-display);
  font-size: 0.95rem;
  color: var(--gold);
  letter-spacing: 0.08em;
}

.service-item h3 {
  font-size: clamp(1.25rem, 2.4vw, 1.75rem);
  margin-bottom: 0.45rem;
}

.service-item p {
  color: var(--muted);
  max-width: 48ch;
}

.service-link {
  font-size: 0.85rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--gold);
  white-space: nowrap;
  align-self: center;
}

.service-link span {
  display: inline-block;
  transition: transform 0.3s var(--ease);
}

.service-item:hover .service-link span {
  transform: translateX(6px);
}

/* Split media */
.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  min-height: 70vh;
}

.split-media {
  position: relative;
  min-height: 360px;
  overflow: hidden;
}

.split-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 1.2s var(--ease);
}

.split:hover .split-media img {
  transform: scale(1.04);
}

.split-content {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: clamp(2.5rem, 6vw, 5rem);
  background: var(--ink-3);
}

.split-content.light {
  background: var(--paper-2);
  color: var(--ink);
}

.split-content h2 {
  font-size: clamp(1.9rem, 3.5vw, 2.8rem);
  margin-bottom: 1.1rem;
}

.split-content p + p {
  margin-top: 1rem;
}

.values {
  display: grid;
  gap: 1.5rem;
  margin-top: 2.25rem;
}

.value h3 {
  font-size: 1.05rem;
  color: var(--gold-bright);
  margin-bottom: 0.35rem;
  letter-spacing: 0.02em;
}

.value p {
  color: var(--silver);
  font-size: 0.98rem;
}

.split-content.light .value p {
  color: var(--muted-2);
}

/* CTA band */
.cta-band {
  position: relative;
  overflow: hidden;
  padding: clamp(4rem, 9vw, 6.5rem) 0;
  background: var(--ink);
}

.cta-band::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 20% 50%, rgba(201, 162, 39, 0.18), transparent 55%),
    radial-gradient(ellipse at 90% 20%, rgba(201, 162, 39, 0.08), transparent 40%);
  pointer-events: none;
}

.cta-band .container {
  position: relative;
  display: flex;
  flex-wrap: wrap;
  align-items: end;
  justify-content: space-between;
  gap: 2rem;
}

.cta-band h2 {
  font-size: clamp(2.2rem, 5vw, 3.8rem);
  max-width: 12ch;
}

.cta-band p {
  max-width: 32ch;
  color: var(--muted);
  margin: 1rem 0 0;
}

/* Page hero (inner) */
.page-hero {
  padding: calc(var(--nav-h) + 4rem) 0 3.5rem;
  border-bottom: 1px solid var(--line-soft);
  background:
    radial-gradient(ellipse at 80% 0%, rgba(201, 162, 39, 0.12), transparent 45%),
    var(--ink);
}

.page-hero h1 {
  font-size: clamp(2.4rem, 6vw, 4.2rem);
  margin-bottom: 0.85rem;
}

.page-hero p {
  max-width: 42ch;
  color: var(--muted);
  font-size: 1.1rem;
}

/* Service detail blocks */
.detail-block {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: clamp(1.5rem, 4vw, 3.5rem);
  align-items: center;
  padding: clamp(3rem, 6vw, 5rem) 0;
  border-bottom: 1px solid var(--line-soft);
}

.detail-block:nth-child(even) {
  direction: rtl;
}

.detail-block:nth-child(even) > * {
  direction: ltr;
}

.detail-media {
  overflow: hidden;
  aspect-ratio: 4 / 3;
  background: var(--ink-3);
}

.detail-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(0.85) contrast(1.05);
  transition: transform 1s var(--ease), filter 0.6s;
}

.detail-block:hover .detail-media img {
  transform: scale(1.05);
  filter: saturate(1) contrast(1.05);
}

.detail-copy .num {
  font-family: var(--font-display);
  color: var(--gold);
  font-size: 0.95rem;
  letter-spacing: 0.12em;
  margin-bottom: 0.75rem;
}

.detail-copy h2 {
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  margin-bottom: 0.85rem;
}

.detail-copy p {
  color: var(--muted);
}

/* Contact */
.contact-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: clamp(2rem, 5vw, 4rem);
  align-items: start;
}

.contact-info {
  display: grid;
  gap: 1.75rem;
}

.contact-item h3 {
  font-size: 0.78rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 0.45rem;
}

.contact-item a:hover {
  color: var(--gold-bright);
}

.contact-form {
  display: grid;
  gap: 1rem;
}

.field label {
  display: block;
  font-size: 0.8rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 0.4rem;
}

.field input,
.field textarea {
  width: 100%;
  background: transparent;
  border: 0;
  border-bottom: 1px solid rgba(244, 239, 230, 0.2);
  padding: 0.75rem 0;
  outline: none;
  transition: border-color 0.3s;
}

.field input:focus,
.field textarea:focus {
  border-bottom-color: var(--gold);
}

.field textarea {
  min-height: 140px;
  resize: vertical;
}

.hp {
  position: absolute;
  left: -9999px;
  opacity: 0;
  height: 0;
  width: 0;
  overflow: hidden;
}

.form-status {
  min-height: 1.4rem;
  font-size: 0.95rem;
}

.form-status.ok {
  color: var(--gold-bright);
}

.form-status.err {
  color: #e07a6a;
}

.map-wrap {
  margin-top: clamp(3rem, 6vw, 4.5rem);
  border: 1px solid var(--line-soft);
  overflow: hidden;
  height: 360px;
}

.map-wrap iframe {
  width: 100%;
  height: 100%;
  border: 0;
  filter: grayscale(1) contrast(1.1) brightness(0.85);
}

.map-directions {
  width: var(--container);
  margin: 1.25rem auto 0;
}

/* Footer */
.site-footer {
  border-top: 1px solid var(--line-soft);
  padding: 3.5rem 0 2rem;
  background: var(--ink);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 2.5rem;
  margin-bottom: 3rem;
}

.footer-brand img {
  width: 56px;
  margin-bottom: 1rem;
}

.footer-brand p {
  color: var(--muted);
  max-width: 28ch;
  font-size: 0.95rem;
}

.footer-col h3 {
  font-size: 0.78rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 1rem;
}

.footer-col a,
.footer-col p {
  display: block;
  color: var(--silver);
  margin-bottom: 0.55rem;
  font-size: 0.95rem;
}

.footer-col a:hover {
  color: var(--gold-bright);
}

.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 1rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--line-soft);
  color: var(--muted-2);
  font-size: 0.85rem;
}

/* Utility */
.muted { color: var(--muted); }
.gold { color: var(--gold-bright); }

.skip-link {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
  z-index: 200;
}

.skip-link:focus {
  position: fixed;
  top: 1rem;
  left: 1rem;
  width: auto;
  height: auto;
  margin: 0;
  clip: auto;
  overflow: visible;
  padding: 0.65rem 1rem;
  background: var(--gold);
  color: var(--ink);
  font-weight: 600;
  outline: 2px solid var(--paper);
  outline-offset: 2px;
}

.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.85rem;
  color: var(--muted);
  margin-bottom: 1.5rem;
}

.breadcrumb a:hover {
  color: var(--gold-bright);
}

.faq-list {
  display: grid;
  gap: 0;
  border-top: 1px solid rgba(12, 11, 9, 0.12);
}

.faq-item {
  border-bottom: 1px solid rgba(12, 11, 9, 0.12);
  padding: 0;
}

.faq-item summary {
  list-style: none;
  cursor: pointer;
  font-family: var(--font-display);
  font-size: clamp(1.1rem, 2vw, 1.35rem);
  font-weight: 700;
  padding: 1.35rem 2.5rem 1.35rem 0;
  position: relative;
  letter-spacing: -0.02em;
}

.faq-item summary::-webkit-details-marker {
  display: none;
}

.faq-item summary::after {
  content: "+";
  position: absolute;
  right: 0;
  top: 50%;
  transform: translateY(-50%);
  color: var(--gold-deep);
  font-weight: 600;
  font-size: 1.35rem;
}

.faq-item[open] summary::after {
  content: "−";
}

.faq-item p {
  padding: 0 0 1.5rem;
  max-width: 62ch;
  color: var(--muted-2);
}

.faq-item a {
  color: var(--gold-deep);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* Responsive */
.values-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

@media (max-width: 900px) {
  .values-3 {
    grid-template-columns: 1fr;
  }

  .nav-toggle { display: block; }

  .nav {
    position: fixed;
    inset: 0;
    background: rgba(12, 11, 9, 0.97);
    flex-direction: column;
    justify-content: center;
    gap: 1.75rem;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.35s, visibility 0.35s;
  }

  .nav.is-open {
    opacity: 1;
    visibility: visible;
  }

  .nav a {
    font-size: 1.35rem;
    font-family: var(--font-display);
  }

  .intro-grid,
  .split,
  .contact-grid,
  .detail-block,
  .detail-block:nth-child(even),
  .footer-grid {
    grid-template-columns: 1fr;
    direction: ltr;
  }

  .service-item {
    grid-template-columns: 3rem 1fr;
  }

  .service-link {
    display: none;
  }

  .hero-frame {
    display: none;
  }

  .hero-scroll {
    display: none;
  }

  .split-media {
    min-height: 280px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }
}