/* =========================================================
   SK Trading: "Hot outside, cool inside"
   Safety yellow (heat) / chilled blue (cool) / slate / steel
   ========================================================= */
:root {
  --ink: #14202b;
  --ink-soft: #3a4752;
  --steel: #66727b;
  --line: #d5dbdf;
  --panel: #eceff1;
  --white: #ffffff;
  --heat: #f5b301;
  --chill: #1f4fd6;
  --chill-deep: #1638a0;
  --wa: #128c4a;
  --wa-deep: #0d7039;
  --alert: #b3261e;

  --display: "Big Shoulders Display", "Arial Narrow", Impact, sans-serif;
  --text: "IBM Plex Sans", system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
  --arabic: "IBM Plex Sans Arabic", "IBM Plex Sans", Tahoma, sans-serif;

  --r: 6px;
  --header-h: 72px;
  --mobile-bar-h: 58px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; scroll-padding-top: calc(var(--header-h) + 12px); }

body {
  margin: 0;
  font-family: var(--text);
  font-size: 1.0625rem;
  line-height: 1.6;
  color: var(--ink);
  background: var(--white);
  -webkit-font-smoothing: antialiased;
}

img, svg { display: block; max-width: 100%; }
a { color: var(--chill); }
h1, h2, h3 { margin: 0; line-height: 1.15; }
p { margin: 0; }
main:focus { outline: none; }

.wrap { width: 100%; max-width: 1200px; margin: 0 auto; padding: 0 24px; }

.arabic { font-family: var(--arabic); font-weight: 500; }

/* ---------- Accessibility ---------- */
.skip-link {
  position: absolute;
  inset-inline-start: 16px;
  top: -60px;
  z-index: 100;
  padding: 10px 18px;
  background: var(--ink);
  color: #fff;
  font-weight: 600;
  text-decoration: none;
  border-radius: 0 0 var(--r) var(--r);
}
.skip-link:focus { top: 0; }

:focus-visible { outline: 3px solid var(--chill); outline-offset: 2px; }
.contact :focus-visible,
.amc :focus-visible,
.site-footer :focus-visible,
.lightbox :focus-visible { outline-color: var(--heat); }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 22px;
  border: 2px solid transparent;
  border-radius: var(--r);
  font: 600 1rem/1 var(--text);
  text-decoration: none;
  cursor: pointer;
  transition: background-color 0.15s ease, color 0.15s ease;
}
.btn-small { min-height: 40px; padding: 0 16px; font-size: 0.9375rem; }
.btn-ink { background: var(--ink); color: #fff; }
.btn-whatsapp { background: var(--wa); color: #fff; }
.btn-line { border-color: var(--ink); color: var(--ink); background: transparent; }
.btn-light { background: #fff; color: var(--chill-deep); }
.btn-outline-light { border-color: rgba(255, 255, 255, 0.7); color: #fff; }

@media (hover: hover) {
  .btn-ink:hover { background: var(--chill); }
  .btn-whatsapp:hover { background: var(--wa-deep); }
  .btn-line:hover { background: var(--ink); color: #fff; }
  .btn-light:hover { background: var(--heat); color: var(--ink); }
  .btn-outline-light:hover { background: rgba(255, 255, 255, 0.12); }
}

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255, 255, 255, 0.97);
  border-bottom: 1px solid var(--line);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-h);
}
.brand { display: flex; align-items: center; gap: 10px; color: var(--ink); text-decoration: none; }
.brand-logo { width: 54px; height: 45px; }
.brand-text { display: flex; flex-direction: column; line-height: 1.1; }
.brand-text strong { font-family: var(--display); font-size: 1.375rem; font-weight: 800; }
.brand-text small { font-size: 0.75rem; color: var(--steel); }

.nav { display: flex; align-items: center; gap: 26px; }
.nav a:not(.btn) {
  position: relative;
  color: var(--ink);
  font-size: 0.9375rem;
  font-weight: 500;
  text-decoration: none;
  padding: 6px 0;
}
.nav a:not(.btn)::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 2px;
  background: var(--chill);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.2s ease;
}
.nav a.active::after { transform: scaleX(1); }
@media (hover: hover) {
  .nav a:not(.btn):hover::after { transform: scaleX(1); }
}
.nav-toggle { display: none; }

/* ---------- Hero ---------- */
.thermal {
  display: grid;
  grid-template-columns: 1fr minmax(240px, 340px) 1fr;
  height: clamp(380px, 56vh, 540px);
  background: linear-gradient(90deg, var(--heat) 50%, var(--chill) 50%);
}
.thermal-half {
  display: flex;
  align-items: center;
  padding: 32px clamp(20px, 3.5vw, 56px);
}
.thermal-hot { justify-content: flex-end; text-align: right; color: var(--ink); }
.thermal-cool { justify-content: flex-start; color: #fff; }
.thermal-word {
  font-family: var(--display);
  font-weight: 800;
  font-size: clamp(3.5rem, 7.6vw, 8.25rem);
  line-height: 0.84;
  letter-spacing: -0.005em;
}
.thermal-photo { margin: 0; padding: 32px 0; min-height: 0; }
.thermal-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 20% center;
  border-radius: var(--r);
  box-shadow: 0 20px 40px rgba(20, 32, 43, 0.35);
}

/* One orchestrated load moment: the two words meet at the machine */
@keyframes from-left { from { opacity: 0; transform: translateX(-40px); } }
@keyframes from-right { from { opacity: 0; transform: translateX(40px); } }
@keyframes rise { from { opacity: 0; transform: translateY(16px); } }
.thermal-hot .thermal-word { animation: from-left 0.8s cubic-bezier(0.2, 0.7, 0.2, 1) 0.15s both; }
.thermal-cool .thermal-word { animation: from-right 0.8s cubic-bezier(0.2, 0.7, 0.2, 1) 0.3s both; }
.thermal-photo img { animation: rise 0.7s ease-out both; }

.hero-body {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 32px 48px;
  align-items: end;
  padding-top: 40px;
  padding-bottom: 28px;
}
.hero-body h1 {
  font-size: clamp(1.5rem, 2.3vw, 2rem);
  font-weight: 600;
  line-height: 1.2;
  max-width: 26ch;
  margin-bottom: 12px;
}
.lead { color: var(--ink-soft); max-width: 58ch; }
.hero-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 12px 16px; }
.hero-call { color: var(--ink); font-weight: 600; text-underline-offset: 4px; }

.credentials {
  list-style: none;
  margin: 0;
  padding: 18px 0 0;
  border-top: 1px solid var(--line);
  display: flex;
  flex-wrap: wrap;
  gap: 8px 28px;
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--ink-soft);
}
.credentials li:not(.arabic) { position: relative; padding-inline-start: 22px; }
.credentials li:not(.arabic)::before {
  content: "";
  position: absolute;
  inset-inline-start: 2px;
  top: 0.38em;
  width: 11px;
  height: 6px;
  border-left: 2px solid var(--chill);
  border-bottom: 2px solid var(--chill);
  transform: rotate(-45deg);
}
.credentials .arabic { color: var(--steel); }

/* ---------- Sections ---------- */
.section { padding: 96px 0; }
.section-panel { background: var(--panel); }
.hero { padding-bottom: 56px; }

.section-head { max-width: 62ch; margin-bottom: 44px; }
.section-head h2,
.sectors-intro h2,
.contact h2 {
  font-family: var(--display);
  font-weight: 800;
  font-size: clamp(2.5rem, 4.6vw, 3.75rem);
  line-height: 0.95;
  margin-bottom: 14px;
}
.section-head h2 .arabic,
.contact h2 .arabic {
  font-size: 0.42em;
  margin-inline-start: 0.35em;
  color: var(--chill);
  vertical-align: middle;
}
.section-head p { color: var(--ink-soft); }

/* ---------- Services schedule ---------- */
.schedule-group {
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: 32px;
  padding: 26px 0 30px;
  border-top: 2px solid var(--ink);
}
.schedule-group h3 { font-family: var(--display); font-weight: 800; font-size: 1.875rem; line-height: 1; }
.schedule-rows { list-style: none; margin: 0; padding: 0; }
.schedule-rows li {
  display: grid;
  grid-template-columns: minmax(200px, 1fr) 1.8fr;
  gap: 8px 28px;
  align-items: baseline;
  padding: 16px 0;
  border-bottom: 1px solid var(--line);
}
.schedule-rows li:first-child { padding-top: 2px; }
.schedule-rows li:last-child { border-bottom: 0; }
.row-name .name { display: block; font-weight: 600; font-size: 1.125rem; }
.row-name .arabic { display: block; font-size: 0.9375rem; color: var(--chill); text-align: left; }
.schedule-rows p { color: var(--ink-soft); }
.schedule-cta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px 16px;
  margin-top: 8px;
  padding-top: 26px;
  border-top: 2px solid var(--ink);
}
.schedule-cta p { margin-inline-end: auto; font-weight: 600; font-size: 1.125rem; }

/* ---------- 500 TON feature ---------- */
.feature-layout { display: grid; grid-template-columns: minmax(0, 0.8fr) 1fr; gap: 64px; align-items: center; }
.feature-photo { margin: 0; }
.feature-photo img { width: 100%; height: auto; aspect-ratio: 1 / 1; object-fit: cover; border-radius: var(--r); }
.feature-copy h2 {
  font-family: var(--display);
  font-weight: 800;
  font-size: clamp(2.5rem, 4.6vw, 3.75rem);
  line-height: 0.95;
  margin-bottom: 14px;
}
.feature-copy > p { color: var(--ink-soft); max-width: 50ch; }
.specs { margin: 28px 0 30px; border-top: 2px solid var(--ink); max-width: 520px; }
.specs div { display: grid; grid-template-columns: 130px 1fr; gap: 16px; padding: 12px 0; border-bottom: 1px solid #c9d0d4; }
.specs dt { color: var(--steel); font-size: 0.9375rem; }
.specs dd { margin: 0; font-weight: 600; }

/* ---------- Projects gallery ---------- */
.gallery {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  grid-auto-rows: 280px;
  grid-auto-flow: dense;
  gap: 12px;
}
.shot {
  position: relative;
  display: block;
  padding: 0;
  border: 0;
  border-radius: var(--r);
  overflow: hidden;
  background: var(--panel);
  cursor: zoom-in;
  font: inherit;
  text-align: start;
}
.shot.wide { grid-column: span 2; }
.shot img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.4s ease; }
.shot-cap {
  position: absolute;
  left: 10px;
  bottom: 10px;
  max-width: calc(100% - 20px);
  padding: 5px 10px;
  border-radius: 4px;
  background: rgba(20, 32, 43, 0.86);
  color: #fff;
  font-size: 0.8125rem;
  font-weight: 500;
  line-height: 1.3;
}
@media (hover: hover) {
  .shot:hover img { transform: scale(1.04); }
}
.js .gallery:not(.show-all) .shot.extra { display: none; }
.gallery-more-wrap { margin-top: 24px; text-align: center; }
html:not(.js) .gallery-more-wrap { display: none; }

/* Photo viewer */
.lightbox {
  width: 100vw;
  height: 100vh;
  max-width: none;
  max-height: none;
  margin: 0;
  padding: 0;
  border: 0;
  background: rgba(10, 16, 22, 0.95);
  color: #fff;
}
.lightbox[open] { display: flex; align-items: center; justify-content: center; }
.lightbox::backdrop { background: rgba(10, 16, 22, 0.6); }
.lightbox figure { margin: 0; max-width: min(92vw, 900px); text-align: center; }
.lightbox img { max-width: 100%; max-height: 80vh; margin: 0 auto; border-radius: var(--r); object-fit: contain; }
.lightbox figcaption { margin-top: 14px; font-weight: 500; }
.lb-close, .lb-nav {
  position: absolute;
  display: grid;
  place-items: center;
  width: 48px;
  height: 48px;
  border: 0;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.12);
  color: #fff;
  font-size: 2rem;
  line-height: 1;
  cursor: pointer;
}
.lb-close { top: 16px; right: 16px; }
.lb-prev { left: 16px; top: 50%; transform: translateY(-50%); }
.lb-next { right: 16px; top: 50%; transform: translateY(-50%); }
@media (hover: hover) {
  .lb-close:hover, .lb-nav:hover { background: rgba(255, 255, 255, 0.24); }
}

/* ---------- Who we work for ---------- */
.sectors-layout { display: grid; grid-template-columns: 1fr 1.25fr; gap: 64px; align-items: start; }
.sectors-intro p { color: var(--ink-soft); max-width: 44ch; }
.profile-link { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 26px; }
.sector-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr 1fr;
  column-gap: 32px;
  border-top: 2px solid var(--ink);
}
.sector-list li {
  padding: 14px 0;
  border-bottom: 1px solid #c9d0d4;
  font-family: var(--display);
  font-weight: 700;
  font-size: clamp(1.5rem, 2.4vw, 2rem);
  line-height: 1.1;
}

/* ---------- Maintenance ---------- */
.checklist-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 32px; }
.checklist { border-top: 2px solid var(--ink); padding-top: 18px; }
.checklist h3 { font-size: 1.0625rem; font-weight: 600; margin-bottom: 14px; }

.ticks { list-style: none; margin: 0; padding: 0; }
.ticks li { position: relative; padding-inline-start: 26px; margin-bottom: 10px; color: var(--ink-soft); }
.ticks li::before {
  content: "";
  position: absolute;
  inset-inline-start: 3px;
  top: 0.42em;
  width: 12px;
  height: 7px;
  border-left: 2.5px solid var(--chill);
  border-bottom: 2.5px solid var(--chill);
  transform: rotate(-45deg);
}

.compare { display: grid; grid-template-columns: 1fr 1fr; gap: 32px; margin-top: 56px; }
.compare-col { padding: 24px 28px 22px; background: var(--panel); border-radius: 0 0 var(--r) var(--r); border-top: 6px solid; }
.compare-col.bad { border-top-color: var(--heat); }
.compare-col.good { border-top-color: var(--chill); }
.compare-col h3 { font-family: var(--display); font-weight: 800; font-size: 1.875rem; margin-bottom: 10px; }
.compare-col ul { margin: 0; padding-inline-start: 20px; color: var(--ink-soft); }
.compare-col li { margin-bottom: 6px; }

.amc {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 40px;
  align-items: center;
  margin-top: 56px;
  padding: 40px 44px;
  border-radius: var(--r);
  background: var(--chill);
  color: #fff;
}
.amc h3 { font-family: var(--display); font-weight: 800; font-size: clamp(2rem, 3.4vw, 2.75rem); line-height: 1; margin-bottom: 12px; }
.amc p { color: #dfe7fb; max-width: 52ch; }
.amc-offer { padding-inline-start: 40px; border-inline-start: 1px solid rgba(255, 255, 255, 0.3); }
.amc .amc-amount { font-family: var(--display); font-weight: 800; font-size: 2.25rem; line-height: 1; color: #fff; }
.amc .amc-per { margin: 6px 0 18px; }

/* ---------- Careers ---------- */
.careers-layout { display: grid; grid-template-columns: 1.4fr 1fr; gap: 56px; align-items: start; }
.jobs { list-style: none; margin: 0 0 32px; padding: 0; border-top: 2px solid var(--ink); }
.job {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 8px 32px;
  align-items: baseline;
  padding: 20px 0;
  border-bottom: 1px solid #c9d0d4;
}
.job h3 { font-size: 1.1875rem; font-weight: 600; margin-bottom: 6px; }
.job p { color: var(--ink-soft); }
.job-open {
  display: inline-block;
  margin-inline-start: 8px;
  padding: 2px 9px;
  border-radius: 4px;
  background: #fff;
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--ink-soft);
  vertical-align: 2px;
}
.job-open.urgent { background: var(--heat); color: var(--ink); font-weight: 600; }
.job .job-pay { font-family: var(--display); font-weight: 800; font-size: 1.875rem; line-height: 1; color: var(--ink); white-space: nowrap; }
.job-pay small { font-family: var(--text); font-weight: 500; font-size: 0.8125rem; color: var(--steel); }

/* ---------- Forms ---------- */
.form {
  padding: 30px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--r);
}
.form h3 { font-family: var(--display); font-weight: 800; font-size: 2rem; margin-bottom: 18px; }
.field { margin-bottom: 16px; min-width: 0; }
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form label { display: block; margin-bottom: 6px; font-size: 0.9375rem; font-weight: 600; }
.form .optional { font-weight: 400; color: var(--steel); }
.form input, .form select, .form textarea {
  width: 100%;
  min-height: 48px;
  padding: 11px 14px;
  border: 1px solid #b9c2c8;
  border-radius: var(--r);
  background: #fff;
  color: var(--ink);
  font: inherit;
  font-size: 1rem;
}
.form textarea { resize: vertical; }
.form input:focus-visible, .form select:focus-visible, .form textarea:focus-visible { outline-offset: 0; border-color: var(--chill); }
.form [aria-invalid="true"] { border-color: var(--alert); background: #fff6f5; }
.form-error {
  margin-bottom: 14px;
  padding: 10px 14px;
  border-inline-start: 4px solid var(--alert);
  background: #fdeeec;
  color: #7a1a14;
  font-weight: 500;
  font-size: 0.9375rem;
}
.form-buttons { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-top: 6px; }
.form-buttons .btn { width: 100%; }
.form-note { margin-top: 16px; font-size: 0.875rem; color: var(--steel); overflow-wrap: anywhere; }
.apply .form-buttons { grid-template-columns: 1fr; }

/* ---------- Booking ---------- */
#book .wrap { display: grid; grid-template-columns: 1fr 1.7fr; gap: 56px; align-items: start; }
#book .section-head { margin-bottom: 0; position: sticky; top: calc(var(--header-h) + 32px); }

/* ---------- Contact ---------- */
.contact { padding: 88px 0; background: var(--chill); color: #fff; }
.contact-layout { display: grid; grid-template-columns: 1.5fr 1fr; gap: 56px; align-items: end; }
.contact h2 .arabic { color: #c9d7fa; }
.contact-phone {
  display: inline-block;
  margin: 6px 0 18px;
  color: #fff;
  font-family: var(--display);
  font-weight: 800;
  font-size: clamp(3.25rem, 8.5vw, 7rem);
  line-height: 0.9;
  text-decoration: none;
  white-space: nowrap;
}
@media (hover: hover) {
  .contact-phone:hover { color: var(--heat); }
}
.contact-lead { color: #dfe7fb; max-width: 48ch; margin-bottom: 26px; }
.contact-actions { display: flex; flex-wrap: wrap; gap: 12px; }
.contact-details { margin: 0; border-top: 2px solid rgba(255, 255, 255, 0.6); }
.contact-details div { padding: 14px 0; border-bottom: 1px solid rgba(255, 255, 255, 0.25); }
.contact-details dt { font-size: 0.875rem; color: #c9d7fa; }
.contact-details dd { margin: 2px 0 0; font-weight: 500; overflow-wrap: anywhere; }
.contact-details a { color: #fff; }

/* ---------- Footer ---------- */
.site-footer { padding: 36px 0 28px; background: var(--ink); color: #b7c1c9; font-size: 0.9375rem; }
.footer-row { padding-right: 72px; display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 20px 32px; }
.footer-brand { display: flex; align-items: center; gap: 14px; }
.footer-brand img { width: 48px; height: auto; padding: 5px; background: #fff; border-radius: var(--r); }
.footer-brand p { margin: 0; }
.footer-brand strong { color: #fff; }
.footer-brand .arabic { text-align: left; font-size: 0.875rem; }
.footer-links { display: flex; gap: 24px; }
.site-footer a { color: #fff; text-underline-offset: 3px; }
.footer-copy { margin-top: 20px; padding-top: 16px; border-top: 1px solid rgba(255, 255, 255, 0.12); font-size: 0.8125rem; color: #8c99a3; }

/* ---------- Floating WhatsApp / mobile bar ---------- */
.wa-float {
  position: fixed;
  right: 20px;
  bottom: 20px;
  z-index: 60;
  display: grid;
  place-items: center;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--wa);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.25);
}
.wa-float svg { width: 30px; height: 30px; }
@media (hover: hover) {
  .wa-float:hover { background: var(--wa-deep); }
}
.mobile-bar { display: none; }

/* ---------- Responsive ---------- */
@media (max-width: 1080px) {
  .nav { gap: 18px; }
  .nav a:not(.btn) { font-size: 0.875rem; }
  .gallery { grid-template-columns: repeat(3, 1fr); grid-auto-rows: 250px; }
  .checklist-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 900px) {
  :root { --header-h: 64px; }

  .js .nav-toggle {
    display: grid;
    place-items: center;
    width: 44px;
    height: 44px;
    padding: 0;
    border: 0;
    border-radius: var(--r);
    background: transparent;
    cursor: pointer;
  }
  .nav-toggle-bar,
  .nav-toggle-bar::before,
  .nav-toggle-bar::after {
    display: block;
    width: 24px;
    height: 2.5px;
    border-radius: 2px;
    background: var(--ink);
    transition: transform 0.2s ease, background-color 0.2s ease;
  }
  .nav-toggle-bar { position: relative; }
  .nav-toggle-bar::before,
  .nav-toggle-bar::after { content: ""; position: absolute; left: 0; }
  .nav-toggle-bar::before { top: -7px; }
  .nav-toggle-bar::after { top: 7px; }
  .nav-toggle[aria-expanded="true"] .nav-toggle-bar { background: transparent; }
  .nav-toggle[aria-expanded="true"] .nav-toggle-bar::before { transform: translateY(7px) rotate(45deg); }
  .nav-toggle[aria-expanded="true"] .nav-toggle-bar::after { transform: translateY(-7px) rotate(-45deg); }

  .js .nav {
    position: absolute;
    top: var(--header-h);
    left: 0;
    right: 0;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    background: #fff;
    border-bottom: 1px solid var(--line);
    box-shadow: 0 14px 24px rgba(20, 32, 43, 0.12);
  }
  .js .nav.open { display: flex; }
  .js .nav a:not(.btn) { padding: 14px 24px; border-top: 1px solid var(--line); font-size: 1rem; }
  .js .nav a:not(.btn)::after { display: none; }
  .js .nav a.active { background: var(--panel); }
  .js .nav .btn { margin: 12px 24px 16px; }

  html:not(.js) .header-inner { height: auto; flex-wrap: wrap; padding-top: 10px; }
  html:not(.js) .nav { width: 100%; overflow-x: auto; padding: 10px 0; }

  .hero-body { grid-template-columns: 1fr; }
  .feature-layout, .sectors-layout, .careers-layout, .contact-layout { grid-template-columns: 1fr; gap: 40px; }
  .amc { grid-template-columns: 1fr; padding: 32px 28px; gap: 26px; }
  .amc-offer { padding-inline-start: 0; padding-top: 24px; border-inline-start: 0; border-top: 1px solid rgba(255, 255, 255, 0.3); }
  .section { padding: 72px 0; }

  .wa-float { display: none; }
  #book .wrap { display: block; }
  #book .section-head { position: static; margin-bottom: 28px; }
  .footer-row { padding-right: 0; }
  .mobile-bar {
    position: fixed;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 60;
    display: grid;
    grid-template-columns: 1fr 1fr;
    height: calc(var(--mobile-bar-h) + env(safe-area-inset-bottom, 0px));
    padding-bottom: env(safe-area-inset-bottom, 0px);
  }
  .mobile-bar a { display: grid; place-items: center; color: #fff; font-weight: 600; font-size: 1.0625rem; text-decoration: none; }
  .mobile-bar-call { background: var(--ink); }
  .mobile-bar-wa { background: var(--wa); }
  .site-footer { padding-bottom: calc(28px + var(--mobile-bar-h) + env(safe-area-inset-bottom, 0px)); }
}

@media (max-width: 720px) {
  .thermal {
    grid-template-columns: 1fr;
    grid-template-rows: auto auto auto;
    height: auto;
    background: linear-gradient(180deg, var(--heat) 50%, var(--chill) 50%);
  }
  .thermal-half { padding: 28px 20px; }
  .thermal-hot { justify-content: flex-start; text-align: left; padding-bottom: 20px; }
  .thermal-cool { justify-content: flex-end; text-align: right; padding-top: 20px; }
  .thermal-word { font-size: clamp(3.4rem, 17vw, 5.5rem); }
  .thermal-photo { padding: 0 20px; }
  .thermal-photo img { aspect-ratio: 4 / 3; height: auto; }
  .credentials .arabic { margin-inline-start: 0; }
  .hero { padding-bottom: 8px; }
  .hero-body { padding-top: 28px; padding-bottom: 24px; }
  .section { padding: 56px 0; }
  .contact { padding: 56px 0; }
  .section-head { margin-bottom: 28px; }
  .compare, .amc { margin-top: 40px; }

  .schedule-group { grid-template-columns: 1fr; gap: 14px; }
  .schedule-rows li { grid-template-columns: 1fr; gap: 4px; }

  .gallery { grid-template-columns: repeat(2, 1fr); grid-auto-rows: 200px; gap: 8px; }
  .sector-list { grid-template-columns: 1fr; }
  .compare { grid-template-columns: 1fr; gap: 20px; }
  .feature-photo img { aspect-ratio: 4 / 3; }
  .lb-nav { top: auto; bottom: 20px; transform: none; }
  .lb-prev { left: calc(50% - 60px); }
  .lb-next { right: calc(50% - 60px); }
}

@media (max-width: 540px) {
  .wrap { padding-left: 18px; padding-right: 18px; }
  .brand-text strong { font-size: 1.2rem; }
  .brand-text small { font-size: 0.6875rem; }
  .checklist-grid, .field-row, .form-buttons { grid-template-columns: 1fr; }
  .field-row { gap: 0; }
  .hero-actions .btn { flex: 1 1 auto; }
  .job { grid-template-columns: 1fr; }
  .form { padding: 22px 18px; }
  .specs div { grid-template-columns: 1fr; gap: 2px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition-duration: 0.01ms !important; }
}