/* ==========================================================================
   HAMMİR MAKİNA — Design tokens
   ========================================================================== */
@import url('https://fonts.googleapis.com/css2?family=Oswald:wght@400;500;600;700&family=IBM+Plex+Sans:wght@400;500;600;700&family=IBM+Plex+Mono:wght@400;500;600&display=swap');

:root {
  /* Color */
  --ink: #14181B;        /* near-black, primary text & dark surfaces */
  --steel: #2F3E4A;      /* steel blue-gray, header / dark panels */
  --steel-light: #46596A;
  --concrete: #E7E4DE;   /* page background, cool warm-gray (not cream) */
  --paper: #FAF9F6;      /* card surfaces */
  --safety: #F2A900;     /* industrial safety amber — primary accent */
  --safety-dim: #C98A00;
  --iron: #A63A2E;       /* oxidized iron red — secondary accent */
  --line: #C9C4BA;       /* hairline borders on concrete */
  --line-dark: rgba(250, 249, 246, 0.16);

  /* Type */
  --f-display: 'Oswald', sans-serif;
  --f-body: 'IBM Plex Sans', sans-serif;
  --f-mono: 'IBM Plex Mono', monospace;

  --container: 1180px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; }
}

body {
  margin: 0;
  font-family: var(--f-body);
  color: var(--ink);
  background: var(--concrete);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4 {
  font-family: var(--f-display);
  text-transform: uppercase;
  letter-spacing: 0.01em;
  line-height: 1.08;
  margin: 0 0 0.5em;
  color: var(--ink);
}

p { margin: 0 0 1em; }
a { color: inherit; }
img { max-width: 100%; display: block; }

.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}

/* -------------------- eyebrow / spec-plate motif -------------------- */
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--f-mono);
  font-size: 12.5px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--steel);
}
.eyebrow::before {
  content: '';
  width: 18px;
  height: 2px;
  background: var(--safety);
  display: inline-block;
}

/* riveted data-plate label, used to head each sector/section */
.plate {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--f-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--paper);
  background: var(--steel);
  border: 1px solid var(--line-dark);
  padding: 7px 14px 7px 12px;
  position: relative;
  border-radius: 2px;
}
.plate::before, .plate::after {
  content: '';
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: #7c8b96;
  box-shadow: inset 0 0 0 1px rgba(0,0,0,0.35);
  flex: none;
}
.plate--amber { background: var(--safety); color: var(--ink); }
.plate--amber::before, .plate--amber::after { background: rgba(20,24,27,0.35); }

/* -------------------- buttons -------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--f-body);
  font-weight: 600;
  font-size: 15px;
  padding: 13px 24px;
  border-radius: 3px;
  border: 1px solid transparent;
  cursor: pointer;
  text-decoration: none;
  transition: transform 0.15s ease, background 0.15s ease, border-color 0.15s ease;
}
.btn:active { transform: translateY(1px); }
.btn--primary { background: var(--safety); color: var(--ink); }
.btn--primary:hover { background: var(--safety-dim); }
.btn--ghost { background: transparent; border-color: var(--line-dark); color: var(--paper); }
.btn--ghost:hover { border-color: var(--safety); color: var(--safety); }
.btn--dark { background: var(--ink); color: var(--paper); }
.btn--dark:hover { background: var(--steel); }

/* -------------------- header / nav -------------------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: var(--ink);
  border-bottom: 1px solid var(--line-dark);
}
.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 78px;
}
.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: var(--paper);
}
.logo__img {
  height: 50px;
  width: auto;
  display: block;
  border-radius: 6px;
}

.nav {
  display: flex;
  align-items: center;
  gap: 6px;
}
.nav a {
  font-family: var(--f-body);
  font-weight: 500;
  font-size: 14.5px;
  color: #C7CDD2;
  text-decoration: none;
  padding: 10px 16px;
  border-radius: 2px;
  transition: color 0.15s ease, background 0.15s ease;
}
.nav a:hover { color: var(--paper); background: rgba(255,255,255,0.06); }
.nav a.active { color: var(--safety); }
.nav-cta { margin-left: 8px; }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}
.nav-toggle span { width: 24px; height: 2px; background: var(--paper); display: block; }

@media (max-width: 900px) {
  .nav-toggle { display: flex; }
  .nav {
    position: absolute;
    top: 78px; left: 0; right: 0;
    background: var(--ink);
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 8px 24px 20px;
    border-bottom: 1px solid var(--line-dark);
    display: none;
  }
  .nav.open { display: flex; }
  .nav a { padding: 14px 4px; border-bottom: 1px solid var(--line-dark); }
  .nav-cta { margin: 12px 0 0; }
}

/* -------------------- hero -------------------- */
.hero {
  background: var(--ink);
  color: var(--paper);
  padding: 84px 0 96px;
  position: relative;
  overflow: hidden;
}
.hero .container {
  display: grid;
  grid-template-columns: 1.05fr 0.85fr;
  gap: 48px;
  align-items: center;
}
.hero h1 {
  color: var(--paper);
  font-size: clamp(38px, 5.6vw, 64px);
  margin: 18px 0 20px;
}
.hero p.lead {
  font-size: 18px;
  color: #C7CDD2;
  max-width: 46ch;
  margin-bottom: 32px;
}
.hero .cta-row { display: flex; gap: 14px; flex-wrap: wrap; margin-bottom: 46px; }

.specs-strip {
  display: grid;
  grid-template-columns: repeat(3, auto);
  gap: 28px;
  border-top: 1px solid var(--line-dark);
  padding-top: 26px;
}
.specs-strip div { font-family: var(--f-mono); }
.specs-strip strong {
  display: block;
  font-family: var(--f-display);
  font-size: 26px;
  color: var(--safety);
  letter-spacing: 0.02em;
}
.specs-strip span { font-size: 12px; color: #9AA4AB; letter-spacing: 0.06em; text-transform: uppercase; }

/* bearing ring illustration */
.bearing {
  width: 100%;
  max-width: 420px;
  margin: 0 auto;
}
.bearing svg { width: 100%; height: auto; }
.bearing .ring-rotate { transform-origin: 210px 210px; animation: spin 26s linear infinite; }
.bearing .ring-rotate-rev { transform-origin: 210px 210px; animation: spin-rev 18s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }
@keyframes spin-rev { to { transform: rotate(-360deg); } }

@media (max-width: 900px) {
  .hero .container { grid-template-columns: 1fr; }
  .specs-strip { grid-template-columns: repeat(3, 1fr); gap: 16px; }
  .bearing { max-width: 260px; }
}

/* -------------------- sector cards -------------------- */
.section { padding: 84px 0; }
.section--tight { padding: 64px 0; }
.section-head { max-width: 640px; margin-bottom: 44px; }
.section-head h2 { font-size: clamp(28px, 3.4vw, 38px); margin-top: 16px; }
.section-head p { font-size: 16.5px; color: #454C51; }

.sector-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 22px;
}
.sector-card {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 4px;
  padding: 30px 28px 28px;
  position: relative;
  transition: border-color 0.2s ease, transform 0.2s ease;
}
.sector-card:hover { border-color: var(--safety); transform: translateY(-3px); }
.sector-card__icon {
  width: 46px; height: 46px;
  margin-bottom: 18px;
}
.sector-card h3 { font-size: 20px; margin-bottom: 10px; }
.sector-card p { font-size: 15px; color: #454C51; margin-bottom: 0; }
.sector-card__tag {
  position: absolute;
  top: 26px; right: 26px;
  font-family: var(--f-mono);
  font-size: 11px;
  color: var(--steel-light);
  letter-spacing: 0.08em;
}

@media (max-width: 800px) {
  .sector-grid { grid-template-columns: 1fr; }
}

/* -------------------- why-us strip -------------------- */
.why-strip { background: var(--steel); color: var(--paper); }
.why-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 28px;
}
.why-item { border-left: 2px solid var(--safety); padding-left: 18px; }
.why-item h4 { color: var(--paper); font-size: 17px; margin-bottom: 8px; }
.why-item p { color: #C7CDD2; font-size: 14.5px; margin: 0; }

@media (max-width: 900px) {
  .why-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 560px) {
  .why-grid { grid-template-columns: 1fr; }
}

/* -------------------- CTA band -------------------- */
.cta-band {
  background: var(--safety);
  color: var(--ink);
  padding: 56px 0;
}
.cta-band .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
}
.cta-band h2 { font-size: clamp(24px, 3vw, 32px); margin: 0; }
.cta-band p { margin: 6px 0 0; font-size: 15px; }

/* -------------------- footer -------------------- */
.site-footer {
  background: var(--ink);
  color: #9AA4AB;
  padding: 56px 0 28px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 32px;
  padding-bottom: 36px;
  border-bottom: 1px solid var(--line-dark);
}
.footer-grid h5 {
  font-family: var(--f-mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--paper);
  margin: 0 0 16px;
}
.footer-grid a {
  display: block;
  color: #9AA4AB;
  text-decoration: none;
  font-size: 14px;
  margin-bottom: 10px;
}
.footer-grid a:hover { color: var(--safety); }
.footer-bottom {
  padding-top: 22px;
  display: flex;
  justify-content: space-between;
  font-size: 12.5px;
  flex-wrap: wrap;
  gap: 10px;
}
@media (max-width: 800px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

/* -------------------- generic page hero (inner pages) -------------------- */
.page-hero {
  background: var(--steel);
  color: var(--paper);
  padding: 58px 0 46px;
}
.page-hero h1 { color: var(--paper); font-size: clamp(30px, 4.4vw, 46px); margin: 14px 0 10px; }
.page-hero p { color: #C7CDD2; max-width: 60ch; font-size: 16px; margin: 0; }
.breadcrumb { font-family: var(--f-mono); font-size: 12px; color: #9AA4AB; letter-spacing: 0.06em; }
.breadcrumb a { color: #9AA4AB; text-decoration: none; }
.breadcrumb a:hover { color: var(--safety); }

/* -------------------- service detail blocks -------------------- */
.service-block {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 46px;
  align-items: start;
  padding: 56px 0;
  border-bottom: 1px solid var(--line);
}
.service-block:last-child { border-bottom: none; }
.service-block__visual {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 4px;
  padding: 30px;
  min-height: 240px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.service-block h2 { font-size: 26px; margin: 14px 0 14px; }
.service-block ul { margin: 18px 0 0; padding: 0; list-style: none; }
.service-block li {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  font-size: 15px;
  color: #333A3E;
  padding: 9px 0;
  border-top: 1px solid var(--line);
}
.service-block li:first-child { border-top: none; }
.service-block li::before {
  content: '';
  width: 9px; height: 9px;
  border-radius: 50%;
  background: var(--safety);
  margin-top: 6px;
  flex: none;
  box-shadow: inset 0 0 0 2px rgba(20,24,27,0.15);
}
@media (max-width: 850px) {
  .service-block { grid-template-columns: 1fr; }
}

/* -------------------- about page -------------------- */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}
.stat-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin-top: 32px; }
.stat-row div strong { display: block; font-family: var(--f-display); font-size: 32px; color: var(--steel); }
.stat-row div span { font-family: var(--f-mono); font-size: 12px; letter-spacing: 0.06em; text-transform: uppercase; color: #6B7278; }
.value-list { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; }
.value-card { background: var(--paper); border: 1px solid var(--line); border-radius: 4px; padding: 24px; }
.value-card h4 { font-size: 16.5px; margin-bottom: 8px; }
.value-card p { font-size: 14.5px; color: #454C51; margin: 0; }
@media (max-width: 850px) {
  .about-grid { grid-template-columns: 1fr; }
  .value-list { grid-template-columns: 1fr; }
}

/* -------------------- contact page -------------------- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 48px;
  align-items: start;
}
.contact-card {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 4px;
  padding: 26px 26px 22px;
  margin-bottom: 16px;
}
.contact-card h5 { font-family: var(--f-mono); font-size: 12px; letter-spacing: 0.08em; text-transform: uppercase; color: var(--steel-light); margin: 0 0 10px; }
.contact-card p, .contact-card a { font-size: 15.5px; margin: 0; text-decoration: none; color: var(--ink); }

.form-panel {
  background: var(--ink);
  color: var(--paper);
  border-radius: 4px;
  padding: 36px;
}
.form-panel h3 { color: var(--paper); font-size: 22px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-bottom: 16px; }
.field { display: flex; flex-direction: column; gap: 7px; }
.field label { font-family: var(--f-mono); font-size: 11.5px; letter-spacing: 0.06em; text-transform: uppercase; color: #9AA4AB; }
.field input, .field select, .field textarea {
  background: rgba(255,255,255,0.05);
  border: 1px solid var(--line-dark);
  border-radius: 3px;
  padding: 12px 14px;
  color: var(--paper);
  font-family: var(--f-body);
  font-size: 14.5px;
}
.field input:focus, .field select:focus, .field textarea:focus {
  outline: 2px solid var(--safety);
  outline-offset: 1px;
}
.field textarea { resize: vertical; min-height: 110px; }
.form-note { font-size: 12.5px; color: #9AA4AB; margin-top: 14px; }
@media (max-width: 850px) {
  .contact-grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
}

/* map */
.map-frame { border: 1px solid var(--line); border-radius: 4px; overflow: hidden; margin-top: 16px; }
.map-frame iframe { width: 100%; height: 280px; border: 0; display: block; }

/* focus visibility */
a:focus-visible, button:focus-visible { outline: 2px solid var(--safety); outline-offset: 2px; }

/* reveal-on-scroll (subtle, single orchestrated pass) */
.reveal { opacity: 0; transform: translateY(14px); transition: opacity 0.6s ease, transform 0.6s ease; }
.reveal.in { opacity: 1; transform: translateY(0); }

/* WhatsApp floating button uses fully inline styles (see page markup)
   so it never depends on this stylesheet loading or being cached. */

/* Belt-and-braces size lock for the WhatsApp button, in case inline
   styles are ever stripped by a page builder or CMS on upload */
.whatsapp-fab,
.whatsapp-fab:link,
.whatsapp-fab:visited {
  width: 56px !important;
  height: 56px !important;
  max-width: 56px !important;
  max-height: 56px !important;
}
.whatsapp-fab svg {
  width: 26px !important;
  height: 26px !important;
}