/* ═══════════════════════════════════════════════════════════════════
   כחלון ד.ו פרויקטים — Landing Page CSS · v2 Redesign
   שחור עמוק · בז'-זהב חם · יוקרה תעשייתית · Discovery typeface
   ═══════════════════════════════════════════════════════════════════ */

/* ══════════ FONT FACE — Discovery ══════════ */
@font-face {
  font-family: 'Discovery';
  src: url('fonts/Discovery_Fs-Light.woff2') format('woff2'),
       url('fonts/Discovery_Fs-Light.woff') format('woff');
  font-weight: 300;
  font-display: swap;
}
@font-face {
  font-family: 'Discovery';
  src: url('fonts/Discovery_Fs-Demibold.woff2') format('woff2'),
       url('fonts/Discovery_Fs-Demibold.woff') format('woff');
  font-weight: 600;
  font-display: swap;
}
@font-face {
  font-family: 'Discovery';
  src: url('fonts/Discovery_Fs-Black.woff2') format('woff2'),
       url('fonts/Discovery_Fs-Black.woff') format('woff');
  font-weight: 900;
  font-display: swap;
}

/* ══════════ TOKENS ══════════ */
:root {
  /* Brand */
  --bg-primary: #0E0E0F;
  --bg-secondary: #161618;
  --bg-anthracite: #1C1C1E;
  --bg-warm: #F5EFE3;
  --bg-warm-soft: #FAF6EC;
  --bg-clean: #FFFFFF;
  --ink-primary: #0E0E0F;
  --ink-secondary: #4A4A4D;
  --ink-tertiary: #8A8A8D;
  --ink-on-dark: #F5EFE3;
  --ink-on-dark-mute: rgba(245,239,227,.65);
  --accent: #C9A96E;
  --accent-bright: #D9BB7F;
  --accent-dark: #A88A55;
  --accent-soft: rgba(201,169,110,.12);
  --border: #2A2A2D;
  --border-light: #E5DFD0;
  --border-on-dark: rgba(245,239,227,.10);

  /* Typography */
  --font-head: 'Discovery', 'Heebo', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-body: 'Discovery', 'Heebo', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

  /* Layout */
  --container: 1200px;
  --container-narrow: 760px;
  --space-section: clamp(72px, 10vw, 128px);
  --radius: 4px;
  --radius-soft: 8px;
  --shadow-lift: 0 18px 44px rgba(0,0,0,.20);
  --shadow-card: 0 1px 2px rgba(0,0,0,.04), 0 8px 24px rgba(0,0,0,.06);

  /* Transitions */
  --t-fast: .2s cubic-bezier(.4,0,.2,1);
  --t-base: .35s cubic-bezier(.4,0,.2,1);
  --t-slow: .6s cubic-bezier(.22,.61,.36,1);
}

/* ══════════ RESET ══════════ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--font-body);
  font-weight: 300;
  font-size: 17px;
  line-height: 1.7;
  color: var(--ink-primary);
  background: var(--bg-clean);
  direction: rtl;
  text-align: right;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: clip;
}
body.lp-body { font-family: var(--font-body); }
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; transition: color var(--t-fast); }
button { cursor: pointer; font-family: inherit; border: none; background: none; color: inherit; }
input, textarea, select { font-family: inherit; font-size: 16px; }

/* ══════════ TYPE HIERARCHY ══════════ */
h1, h2, h3, h4 {
  font-family: var(--font-head);
  font-weight: 900;
  letter-spacing: -.02em;
  line-height: 1.1;
}
h1 {
  font-size: clamp(2.5rem, 6vw, 5rem);
  line-height: 1.05;
}
h2 {
  font-size: clamp(2rem, 4vw, 3.5rem);
  line-height: 1.1;
  letter-spacing: -.02em;
}
h3 {
  font-size: clamp(1.25rem, 2vw, 1.5rem);
  font-weight: 600;
  line-height: 1.25;
  letter-spacing: -.015em;
}
strong { font-weight: 600; }

/* ══════════ LAYOUT ══════════ */
.kh-container { max-width: var(--container); margin: 0 auto; padding: 0 28px; }
.kh-container-narrow { max-width: var(--container-narrow); margin: 0 auto; padding: 0 28px; }
.kh-section { padding: var(--space-section) 0; position: relative; overflow: hidden; }
.kh-section--dark { background: var(--bg-primary); color: var(--ink-on-dark); }
.kh-section--anthracite { background: var(--bg-anthracite); color: var(--ink-on-dark); }
.kh-section--warm { background: var(--bg-warm); color: var(--ink-primary); }
.kh-section--clean { background: var(--bg-clean); color: var(--ink-primary); }
.kh-section--dark h2,
.kh-section--anthracite h2 { color: var(--ink-on-dark); }

.kh-eyebrow {
  display: inline-block;
  font-family: var(--font-head);
  font-size: .8rem;
  font-weight: 600;
  letter-spacing: .18em;
  color: var(--accent);
  text-transform: uppercase;
  margin-bottom: 20px;
}
.kh-section--dark .kh-eyebrow,
.kh-section--anthracite .kh-eyebrow { color: var(--accent-bright); }

.kh-section-title {
  margin-bottom: 22px;
}
.kh-section-sub {
  font-size: 1.0625rem;
  color: var(--ink-secondary);
  max-width: 640px;
  margin-bottom: 56px;
  line-height: 1.7;
}
.kh-section--dark .kh-section-sub,
.kh-section--anthracite .kh-section-sub { color: rgba(245,239,227,.70); }
.kh-head { margin-bottom: 56px; }
.kh-head--center { text-align: center; }
.kh-head--center .kh-section-sub { margin-left: auto; margin-right: auto; }

/* ══════════ BUTTONS ══════════ */
.kh-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  padding: 17px 34px;
  font-family: var(--font-head);
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: -.005em;
  border-radius: var(--radius);
  transition: transform var(--t-fast), background var(--t-fast), color var(--t-fast), box-shadow var(--t-fast), border-color var(--t-fast);
  cursor: pointer;
  text-decoration: none;
  border: 1px solid transparent;
  white-space: nowrap;
  position: relative;
  overflow: hidden;
}
.kh-btn-primary {
  background: var(--accent);
  color: #0E0E0F;
  box-shadow: 0 6px 20px rgba(201,169,110,.32);
}
.kh-btn-primary:hover {
  background: var(--accent-bright);
  color: #0E0E0F;
  transform: translateY(-2px);
  box-shadow: 0 14px 32px rgba(201,169,110,.40);
}
.kh-btn-secondary {
  background: transparent;
  color: var(--ink-on-dark);
  border-color: rgba(245,239,227,.30);
}
.kh-btn-secondary:hover {
  background: rgba(245,239,227,.06);
  border-color: var(--ink-on-dark);
  color: var(--ink-on-dark);
}
.kh-btn-large { padding: 21px 42px; font-size: 1.05rem; }
.kh-btn-full { width: 100%; }
/* RTL arrow points left */
.kh-btn .kh-arrow { display: inline-block; transition: transform var(--t-fast); font-weight: 300; }
.kh-btn:hover .kh-arrow { transform: translateX(-5px); }

/* ══════════ S1 · HERO ══════════ */
.kh-hero {
  position: relative;
  min-height: 92vh;
  display: flex;
  align-items: flex-end;
  color: var(--ink-on-dark);
  background: var(--bg-primary);
  overflow: hidden;
  padding-bottom: 0;
}
.kh-hero-bg {
  position: absolute;
  inset: 0;
  background-image: url('assets/hero.jpg');
  background-size: cover;
  background-position: center 40%;
  z-index: 0;
  transform: scale(1.04);
  animation: heroZoom 14s ease-out forwards;
}
@keyframes heroZoom {
  to { transform: scale(1); }
}
.kh-hero-overlay {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(14,14,15,.55) 0%, rgba(14,14,15,.20) 35%, rgba(14,14,15,.92) 100%),
    radial-gradient(ellipse 80% 60% at 100% 100%, rgba(201,169,110,.18), transparent 70%);
  z-index: 1;
}
.kh-hero .kh-container {
  position: relative;
  z-index: 2;
  padding-top: 80px;
  padding-bottom: 88px;
}
.kh-hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 9px 18px;
  background: rgba(14,14,15,.55);
  border: 1px solid rgba(201,169,110,.45);
  border-radius: 0;
  font-family: var(--font-head);
  font-weight: 600;
  font-size: .82rem;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--accent-bright);
  margin-bottom: 28px;
  backdrop-filter: blur(8px);
}
.kh-hero-badge::before {
  content: '';
  width: 6px;
  height: 6px;
  background: var(--accent);
  border-radius: 50%;
}
.kh-hero h1 {
  font-size: clamp(2.5rem, 6vw, 5rem);
  font-weight: 900;
  line-height: 1.1;
  margin-bottom: 24px;
  max-width: 880px;
  color: #fff;
  letter-spacing: -.025em;
}
.kh-hero h1 em { display: inline-block; }
.kh-hero h1 em {
  font-style: normal;
  color: var(--accent-bright);
}
.kh-hero-sub {
  font-size: clamp(1.05rem, 1.6vw, 1.2rem);
  font-weight: 300;
  line-height: 1.65;
  color: rgba(245,239,227,.85);
  margin-bottom: 40px;
  max-width: 640px;
}
.kh-hero-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-bottom: 32px;
}
.kh-hero-trust {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: .9rem;
  color: rgba(245,239,227,.7);
  font-weight: 300;
  letter-spacing: .02em;
}
.kh-hero-trust::before {
  content: '\2713';
  color: var(--accent);
  font-weight: 700;
}
.kh-hero-scroll {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 3;
  width: 28px;
  height: 44px;
  border: 1px solid rgba(245,239,227,.35);
  border-radius: 100px;
  display: flex;
  justify-content: center;
  padding-top: 8px;
}
.kh-hero-scroll::after {
  content: '';
  width: 3px;
  height: 8px;
  background: var(--accent);
  border-radius: 2px;
  animation: scrollDot 2s ease-in-out infinite;
}
@keyframes scrollDot {
  0%, 100% { transform: translateY(0); opacity: 1; }
  50% { transform: translateY(14px); opacity: 0.3; }
}

/* ══════════ S2 · INTRO ══════════ */
.kh-intro { text-align: center; }
.kh-intro p {
  font-size: clamp(1.15rem, 1.8vw, 1.4rem);
  line-height: 1.7;
  color: var(--ink-primary);
  max-width: 820px;
  margin: 0 auto;
  font-weight: 300;
}
.kh-intro p strong { color: var(--ink-primary); font-weight: 600; }

/* ══════════ S3 · SERVICES — IMAGE CARDS ══════════ */
.kh-services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
}
.kh-service-card {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  aspect-ratio: 4/5;
  cursor: default;
  transition: transform var(--t-base), border-color var(--t-base);
}
.kh-service-card:hover {
  border-color: var(--accent);
  transform: translateY(-4px);
}
.kh-service-card-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  z-index: 0;
  transition: transform var(--t-slow);
  opacity: 0.42;
  filter: grayscale(.15) contrast(1.05);
}
.kh-service-card:hover .kh-service-card-bg {
  transform: scale(1.06);
  opacity: 0.55;
}
.kh-service-card-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(14,14,15,.45) 0%, rgba(14,14,15,.85) 60%, rgba(14,14,15,.95) 100%);
  z-index: 1;
}
.kh-service-card-inner {
  position: relative;
  z-index: 2;
  padding: 32px 28px;
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  color: var(--ink-on-dark);
}
.kh-service-card--featured { grid-column: span 2; aspect-ratio: 16/9; }
.kh-service-card--featured .kh-service-card-overlay {
  background: linear-gradient(180deg, rgba(14,14,15,.20) 0%, rgba(14,14,15,.75) 55%, rgba(14,14,15,.95) 100%);
}
.kh-service-card--featured .kh-service-card-bg { opacity: 0.55; }
.kh-service-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius);
  background: var(--accent-soft);
  border: 1px solid rgba(201,169,110,.4);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent-bright);
  margin-bottom: 18px;
}
.kh-service-icon svg { width: 22px; height: 22px; }
.kh-service-card--featured .kh-service-icon {
  background: var(--accent);
  color: #0E0E0F;
  border-color: var(--accent);
  width: 52px; height: 52px;
}
.kh-service-card--featured .kh-service-icon svg { width: 26px; height: 26px; }
.kh-service-card h3 {
  color: #fff;
  margin-bottom: 10px;
  font-size: 1.25rem;
  font-weight: 900;
  letter-spacing: -.015em;
}
.kh-service-card--featured h3 { font-size: 1.85rem; max-width: 520px; }
.kh-service-card p {
  color: rgba(245,239,227,.78);
  font-size: .96rem;
  font-weight: 300;
  line-height: 1.6;
}
.kh-service-card--featured p { font-size: 1.02rem; max-width: 600px; }

/* ══════════ S4 · WHY US ══════════ */
.kh-whyus {
  display: grid;
  grid-template-columns: 1.1fr .9fr;
  gap: 72px;
  align-items: start;
}
.kh-checks {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 22px;
  margin-top: 8px;
}
.kh-checks li {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  font-size: 1.08rem;
  font-weight: 300;
  line-height: 1.5;
}
.kh-checks li::before {
  content: '';
  flex-shrink: 0;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--accent);
  margin-top: 4px;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%230E0E0F' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M20 6L9 17l-5-5'/%3E%3C/svg%3E");
  background-size: 14px 14px;
  background-position: center;
  background-repeat: no-repeat;
}
.kh-outcome {
  background: var(--bg-clean);
  border: 1px solid var(--border-light);
  padding: 36px 32px;
  border-radius: var(--radius);
  border-right: 4px solid var(--accent);
  box-shadow: var(--shadow-card);
}
.kh-outcome strong {
  display: block;
  font-family: var(--font-head);
  font-size: .78rem;
  font-weight: 600;
  letter-spacing: .18em;
  color: var(--accent-dark);
  text-transform: uppercase;
  margin-bottom: 16px;
}
.kh-outcome p {
  font-size: 1.12rem;
  font-weight: 300;
  line-height: 1.55;
  color: var(--ink-primary);
}

/* ══════════ S5 · GALLERY — ASYMMETRIC ══════════ */
.kh-gallery {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  grid-auto-rows: 200px;
  gap: 14px;
}
/* Asymmetric layout: 1 large + 5 around */
.kh-gallery-item:nth-child(1) { grid-column: span 4; grid-row: span 2; }
.kh-gallery-item:nth-child(2) { grid-column: span 2; grid-row: span 1; }
.kh-gallery-item:nth-child(3) { grid-column: span 2; grid-row: span 1; }
.kh-gallery-item:nth-child(4) { grid-column: span 2; grid-row: span 2; }
.kh-gallery-item:nth-child(5) { grid-column: span 2; grid-row: span 1; }
.kh-gallery-item:nth-child(6) { grid-column: span 2; grid-row: span 1; }

.kh-gallery-item {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius);
  cursor: pointer;
  background: var(--bg-secondary);
}
.kh-gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--t-slow), filter var(--t-base);
  filter: brightness(.95);
}
.kh-gallery-item:hover img { transform: scale(1.06); filter: brightness(1); }
.kh-gallery-caption {
  position: absolute;
  inset: auto 0 0 0;
  padding: 24px 22px 18px;
  background: linear-gradient(180deg, transparent, rgba(14,14,15,.92));
  color: var(--ink-on-dark);
  font-family: var(--font-head);
  font-size: .95rem;
  font-weight: 600;
  letter-spacing: -.01em;
  opacity: 0;
  transform: translateY(12px);
  transition: opacity var(--t-base), transform var(--t-base);
  pointer-events: none;
}
.kh-gallery-item:hover .kh-gallery-caption { opacity: 1; transform: translateY(0); }

.kh-gallery-cta { text-align: center; margin-top: 56px; }

/* Lightbox */
.kh-lightbox {
  position: fixed;
  inset: 0;
  background: rgba(8,8,10,.94);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  padding: 24px;
  backdrop-filter: blur(10px);
}
.kh-lightbox.is-open { display: flex; }
.kh-lightbox img { max-width: 90vw; max-height: 86vh; border-radius: var(--radius); }
.kh-lightbox-close {
  position: absolute;
  top: 24px;
  left: 24px;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: rgba(245,239,227,.08);
  color: var(--ink-on-dark);
  font-size: 1.4rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(245,239,227,.22);
  transition: background var(--t-fast);
}
.kh-lightbox-close:hover { background: rgba(245,239,227,.18); }

/* ══════════ S6 · ABOUT ══════════ */
.kh-about {
  display: grid;
  grid-template-columns: 1.1fr .9fr;
  gap: 72px;
  align-items: center;
}
.kh-about-img {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  aspect-ratio: 4/5;
  background: var(--bg-secondary);
}
.kh-about-img img { width: 100%; height: 100%; object-fit: cover; }
.kh-about-img::after {
  content: '';
  position: absolute;
  inset: 0;
  border: 1px solid rgba(0,0,0,.08);
  border-radius: var(--radius);
  pointer-events: none;
}
.kh-about-body p {
  font-size: 1.1rem;
  line-height: 1.75;
  font-weight: 300;
  margin-bottom: 36px;
}
.kh-about-body p strong { color: var(--ink-primary); font-weight: 600; }
.kh-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
}
.kh-stat {
  background: var(--bg-clean);
  border: 1px solid var(--border-light);
  border-radius: var(--radius);
  padding: 24px 18px;
  text-align: center;
  transition: transform var(--t-base), border-color var(--t-base);
}
.kh-stat:hover {
  transform: translateY(-2px);
  border-color: var(--accent);
}
.kh-stat-num {
  font-family: var(--font-head);
  font-size: clamp(1.9rem, 3.5vw, 2.6rem);
  font-weight: 900;
  color: var(--accent-dark);
  line-height: 1;
  margin-bottom: 8px;
  letter-spacing: -.02em;
}
.kh-stat-label {
  font-size: .88rem;
  color: var(--ink-secondary);
  font-weight: 300;
}

/* ══════════ S7 · TIMELINE ══════════ */
.kh-timeline {
  position: relative;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
  margin-bottom: 36px;
}
.kh-timeline::before {
  content: '';
  position: absolute;
  top: 30px;
  right: 12.5%;
  left: 12.5%;
  height: 1px;
  background: linear-gradient(90deg, transparent 0%, var(--accent) 8%, var(--accent) 92%, transparent 100%);
  z-index: 0;
  opacity: .6;
}
.kh-step {
  position: relative;
  z-index: 1;
  text-align: center;
  padding: 0 8px;
}
.kh-step-num {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: var(--bg-anthracite);
  border: 1px solid var(--accent);
  color: var(--accent);
  font-family: var(--font-head);
  font-size: 1.5rem;
  font-weight: 900;
  letter-spacing: -.02em;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 22px;
  transition: background var(--t-base), color var(--t-base), transform var(--t-base);
}
.kh-step:hover .kh-step-num {
  background: var(--accent);
  color: #0E0E0F;
  transform: scale(1.06);
}
.kh-step h3 {
  color: var(--ink-on-dark);
  font-size: 1.05rem;
  margin-bottom: 8px;
  font-weight: 600;
}
.kh-step p {
  color: rgba(245,239,227,.62);
  font-size: .92rem;
  font-weight: 300;
  line-height: 1.55;
}
.kh-timeline-note {
  text-align: center;
  color: rgba(245,239,227,.55);
  font-size: .92rem;
  font-style: italic;
  font-weight: 300;
}

/* ══════════ S8 · TESTIMONIALS ══════════ */
.kh-testi-track {
  display: flex;
  gap: 22px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scroll-behavior: smooth;
  padding: 8px 4px 28px;
  margin: 0 -8px;
  scrollbar-width: thin;
  scrollbar-color: var(--accent) transparent;
}
.kh-testi-track::-webkit-scrollbar { height: 6px; }
.kh-testi-track::-webkit-scrollbar-thumb { background: var(--accent); border-radius: 3px; }
.kh-testi-track::-webkit-scrollbar-track { background: rgba(245,239,227,.06); }

.kh-testi {
  flex: 0 0 calc(33.333% - 16px);
  scroll-snap-align: start;
  background: rgba(245,239,227,.03);
  border: 1px solid var(--border-on-dark);
  border-radius: var(--radius);
  padding: 36px 32px 28px;
  display: flex;
  flex-direction: column;
  gap: 18px;
  position: relative;
  transition: border-color var(--t-base), background var(--t-base);
}
.kh-testi::before {
  content: '\201C';
  position: absolute;
  top: 14px;
  right: 24px;
  font-family: 'Georgia', serif;
  font-size: 5rem;
  line-height: 1;
  color: var(--accent);
  opacity: .35;
}
.kh-testi:hover {
  border-color: rgba(201,169,110,.4);
  background: rgba(245,239,227,.05);
}
.kh-testi-stars { color: var(--accent); font-size: .92rem; letter-spacing: 4px; }
.kh-testi-text {
  color: var(--ink-on-dark);
  font-size: 1rem;
  font-weight: 300;
  line-height: 1.65;
  flex: 1;
}
.kh-testi-author {
  border-top: 1px solid var(--border-on-dark);
  padding-top: 16px;
}
.kh-testi-author strong {
  display: block;
  color: var(--ink-on-dark);
  font-family: var(--font-head);
  font-weight: 600;
  font-size: 1rem;
  letter-spacing: -.01em;
}
.kh-testi-author span {
  color: rgba(245,239,227,.55);
  font-size: .88rem;
  font-weight: 300;
}

/* ══════════ S9 · WHY IRON ══════════ */
.kh-iron-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 14px;
}
.kh-iron-card {
  background: var(--bg-clean);
  border: 1px solid var(--border-light);
  border-radius: var(--radius);
  padding: 32px 22px;
  text-align: center;
  transition: transform var(--t-base), border-color var(--t-base), box-shadow var(--t-base);
}
.kh-iron-card:hover {
  transform: translateY(-4px);
  border-color: var(--accent);
  box-shadow: var(--shadow-lift);
}
.kh-iron-icon {
  width: 56px;
  height: 56px;
  margin: 0 auto 18px;
  border-radius: 50%;
  background: var(--accent-soft);
  color: var(--accent-dark);
  display: flex;
  align-items: center;
  justify-content: center;
}
.kh-iron-icon svg { width: 26px; height: 26px; }
.kh-iron-card h3 {
  font-size: 1rem;
  margin-bottom: 12px;
  font-weight: 600;
  letter-spacing: -.01em;
}
.kh-iron-card p {
  font-size: .9rem;
  color: var(--ink-secondary);
  font-weight: 300;
  line-height: 1.55;
}
.kh-iron-card p strong { color: var(--ink-primary); font-weight: 600; }

/* ══════════ S10 · FORM ══════════ */
.kh-cta { background: var(--bg-warm-soft); }
.kh-form-wrap {
  max-width: 600px;
  margin: 0 auto;
}
.kh-form-headline {
  text-align: center;
  margin-bottom: 16px;
}
.kh-form-sub {
  text-align: center;
  color: var(--ink-secondary);
  font-size: 1.08rem;
  font-weight: 300;
  margin-bottom: 44px;
  line-height: 1.65;
}
.kh-form {
  background: var(--bg-clean);
  border: 1px solid var(--border-light);
  border-radius: var(--radius);
  padding: 40px 36px;
  box-shadow: var(--shadow-card);
}
.kh-form-row { margin-bottom: 22px; }
.kh-form-row label {
  display: block;
  font-family: var(--font-head);
  font-size: .8rem;
  font-weight: 600;
  color: var(--ink-primary);
  margin-bottom: 8px;
  letter-spacing: .04em;
  text-transform: uppercase;
}
.kh-form-row input,
.kh-form-row textarea {
  width: 100%;
  padding: 14px 0;
  font-size: 16px;
  font-family: var(--font-body);
  font-weight: 300;
  color: var(--ink-primary);
  background: transparent;
  border: none;
  border-bottom: 1px solid var(--border-light);
  border-radius: 0;
  transition: border-color var(--t-fast);
  text-align: right;
  direction: rtl;
}
.kh-form-row input::placeholder,
.kh-form-row textarea::placeholder {
  color: var(--ink-tertiary);
  font-weight: 300;
}
.kh-form-row input:focus,
.kh-form-row textarea:focus {
  outline: none;
  border-bottom-color: var(--accent);
}
.kh-form-row textarea { resize: vertical; min-height: 90px; padding-top: 12px; }
.kh-form-row input:invalid:not(:placeholder-shown) { border-bottom-color: #c44; }
.kh-form-disclaimer {
  font-size: .82rem;
  color: var(--ink-secondary);
  text-align: center;
  margin-top: 18px;
  line-height: 1.55;
  font-weight: 300;
}
.kh-form-error-msg {
  color: #c44;
  font-size: .9rem;
  margin-top: 12px;
  text-align: center;
}

/* ══════════ S11 · FAQ ══════════ */
.kh-faq { display: flex; flex-direction: column; gap: 0; border-top: 1px solid var(--border-light); }
.kh-faq-item {
  background: var(--bg-clean);
  border-bottom: 1px solid var(--border-light);
  padding: 0 4px;
  transition: background var(--t-fast);
}
.kh-faq-item[open] { background: var(--bg-warm-soft); }
.kh-faq-item summary {
  cursor: pointer;
  font-family: var(--font-head);
  font-weight: 600;
  font-size: 1.08rem;
  letter-spacing: -.01em;
  list-style: none;
  padding: 24px 4px;
  position: relative;
  padding-left: 48px;
  color: var(--ink-primary);
  transition: color var(--t-fast);
}
.kh-faq-item summary:hover { color: var(--accent-dark); }
.kh-faq-item summary::-webkit-details-marker { display: none; }
.kh-faq-item summary::after {
  content: '';
  position: absolute;
  left: 8px;
  top: 50%;
  width: 14px;
  height: 14px;
  border-right: 2px solid var(--accent);
  border-bottom: 2px solid var(--accent);
  transform: translateY(-75%) rotate(45deg);
  transition: transform var(--t-fast);
}
.kh-faq-item[open] summary::after { transform: translateY(-25%) rotate(225deg); }
.kh-faq-item-body {
  padding: 0 4px 26px;
  color: var(--ink-secondary);
  line-height: 1.75;
  font-size: 1rem;
  font-weight: 300;
}
.kh-faq-item-body strong { color: var(--ink-primary); font-weight: 600; }

/* ══════════ FOOTER ══════════ */
.kh-footer {
  background: var(--bg-primary);
  color: rgba(245,239,227,.7);
  padding: 56px 0 32px;
  text-align: center;
  border-top: 1px solid var(--border);
}
.kh-footer-brand {
  font-family: var(--font-head);
  font-size: 1.5rem;
  font-weight: 900;
  color: var(--ink-on-dark);
  margin-bottom: 18px;
  letter-spacing: -.02em;
}
.kh-footer-brand span { color: var(--accent); }
.kh-footer-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 28px;
  margin-bottom: 22px;
  font-size: .95rem;
  font-weight: 300;
}
.kh-footer-links a:hover { color: var(--accent); }
.kh-footer-copy { font-size: .82rem; color: rgba(245,239,227,.45); font-weight: 300; }

/* ══════════ REVEAL ══════════ */
.kh-reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity .6s cubic-bezier(.22,.61,.36,1), transform .6s cubic-bezier(.22,.61,.36,1);
}
.kh-reveal.is-visible { opacity: 1; transform: translateY(0); }

/* ══════════ RESPONSIVE ══════════ */
@media (max-width: 1024px) {
  .kh-services-grid { grid-template-columns: repeat(2, 1fr); }
  .kh-service-card--featured { grid-column: span 2; aspect-ratio: 16/9; }
  .kh-whyus { grid-template-columns: 1fr; gap: 40px; }
  .kh-iron-grid { grid-template-columns: repeat(3, 1fr); }
  .kh-testi { flex: 0 0 calc(50% - 11px); }
  .kh-gallery {
    grid-template-columns: repeat(4, 1fr);
    grid-auto-rows: 180px;
  }
  .kh-gallery-item:nth-child(1) { grid-column: span 4; grid-row: span 2; }
  .kh-gallery-item:nth-child(2) { grid-column: span 2; grid-row: span 1; }
  .kh-gallery-item:nth-child(3) { grid-column: span 2; grid-row: span 1; }
  .kh-gallery-item:nth-child(4) { grid-column: span 2; grid-row: span 1; }
  .kh-gallery-item:nth-child(5) { grid-column: span 2; grid-row: span 1; }
  .kh-gallery-item:nth-child(6) { grid-column: span 4; grid-row: span 1; }
  .kh-about { grid-template-columns: 1fr; gap: 40px; }
  .kh-about-img { aspect-ratio: 16/10; max-width: 560px; margin: 0 auto; }
}

@media (max-width: 768px) {
  body { font-size: 16px; }
  .kh-section { padding: 72px 0; }
  .kh-hero { min-height: 88vh; align-items: flex-end; }
  .kh-hero .kh-container { padding-top: 64px; padding-bottom: 64px; }
  .kh-hero h1 { font-size: clamp(2rem, 8vw, 2.6rem); letter-spacing: -.02em; line-height: 1.15; }
  .kh-hero-sub { font-size: 1rem; }
  .kh-hero-actions { flex-direction: column; align-items: stretch; }
  .kh-hero-actions .kh-btn { width: 100%; }
  .kh-hero-scroll { display: none; }
  .kh-services-grid { grid-template-columns: 1fr; }
  .kh-service-card { aspect-ratio: 4/3; }
  .kh-service-card--featured { grid-column: span 1; aspect-ratio: 4/3; }
  .kh-service-card--featured h3 { font-size: 1.5rem; }
  .kh-stats { grid-template-columns: 1fr; gap: 12px; }
  .kh-timeline { grid-template-columns: 1fr; gap: 24px; }
  .kh-timeline::before { display: none; }
  .kh-step { display: flex; flex-direction: row; align-items: center; gap: 18px; text-align: right; }
  .kh-step-num { margin: 0; flex-shrink: 0; width: 52px; height: 52px; font-size: 1.3rem; }
  .kh-step h3 { font-size: 1rem; }
  .kh-testi { flex: 0 0 calc(100% - 8px); padding: 28px 24px 22px; }
  .kh-iron-grid { grid-template-columns: 1fr; }
  .kh-gallery {
    grid-template-columns: repeat(2, 1fr);
    grid-auto-rows: 160px;
  }
  .kh-gallery-item:nth-child(n) { grid-column: span 2; grid-row: span 1; }
  .kh-gallery-item:nth-child(1) { grid-column: span 2; grid-row: span 2; }
  .kh-form { padding: 28px 22px; }
  .kh-footer-links { gap: 14px; flex-direction: column; }
  .kh-checks li { font-size: 1rem; }
}

@media (max-width: 480px) {
  .kh-section-title { font-size: 1.85rem; }
  .kh-hero h1 { font-size: 2rem; }
  .kh-container, .kh-container-narrow { padding: 0 20px; }
}

/* ══════════ A11Y ══════════ */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; scroll-behavior: auto !important; }
  .kh-reveal { opacity: 1; transform: none; }
  .kh-hero-bg { animation: none; transform: none; }
}

a:focus-visible, button:focus-visible, input:focus-visible, textarea:focus-visible, summary:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: var(--radius);
}