/*
Theme Name: Kosar Industrial Packaging
Author: Kosar Web Team
Description: قالب اختصاصی راست‌چین برای شرکت ورق و کارتن کوثر
Version: 0.2.0
Requires at least: 6.6
Requires PHP: 8.0
Text Domain: kosar
*/

:root {
  --kosar-paper: #f5efe6;
  --kosar-paper-soft: #fbf8f2;
  --kosar-cream: #eadcc8;
  --kosar-kraft: #c99135;
  --kosar-kraft-dark: #936023;
  --kosar-olive: #6f7045;
  --kosar-ink: #2b1d14;
  --kosar-muted: #76675c;
  --kosar-line: rgba(73, 47, 31, .16);
  --kosar-white: #fffdf9;
  --kosar-success: #395e43;
  --kosar-error: #a53a32;
  --kosar-shadow-sm: 0 8px 24px rgba(48, 30, 18, .08);
  --kosar-shadow: 0 22px 60px rgba(48, 30, 18, .13);
  --kosar-radius-sm: 12px;
  --kosar-radius: 20px;
  --kosar-radius-lg: 34px;
  --kosar-container: 1320px;
  --kosar-gutter: clamp(16px, 3vw, 44px);
  --kosar-section: clamp(72px, 8vw, 128px);
  --kosar-transition: 220ms ease;
}

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

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

body {
  margin: 0;
  direction: rtl;
  color: var(--kosar-ink);
  background: var(--kosar-paper-soft);
  font-family: Tahoma, "Segoe UI", Arial, sans-serif;
  font-size: clamp(15px, .22vw + 14px, 18px);
  line-height: 1.85;
  text-rendering: optimizeLegibility;
  overflow-wrap: break-word;
}

body.nav-open { overflow: hidden; }

img, svg, video { display: block; max-width: 100%; }
img { height: auto; }
button, input, textarea, select { font: inherit; }
a { color: inherit; text-decoration: none; }
button, a { -webkit-tap-highlight-color: transparent; }

:focus-visible {
  outline: 3px solid var(--kosar-olive);
  outline-offset: 4px;
}

::selection { color: var(--kosar-white); background: var(--kosar-kraft-dark); }

.screen-reader-text {
  position: absolute !important;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0, 0, 0, 0);
  white-space: nowrap; border: 0;
}

.screen-reader-text:focus {
  width: auto; height: auto;
  clip: auto; overflow: visible;
  z-index: 100000;
  top: 12px; right: 12px;
  padding: 10px 16px;
  color: var(--kosar-white);
  background: var(--kosar-ink);
  border-radius: 8px;
}

.kosar-container {
  width: min(calc(100% - (2 * var(--kosar-gutter))), var(--kosar-container));
  margin-inline: auto;
}

.kosar-section { padding-block: var(--kosar-section); }
.kosar-section--paper {
  background-color: var(--kosar-paper);
  background-image: radial-gradient(rgba(91, 61, 39, .08) .55px, transparent .7px);
  background-size: 7px 7px;
}
.kosar-section--ink { color: var(--kosar-white); background: var(--kosar-ink); }

.kosar-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--kosar-kraft-dark);
  font-size: .78rem;
  font-weight: 800;
}
.kosar-eyebrow::before {
  width: 30px; height: 1px;
  content: "";
  background: currentColor;
}

.kosar-heading { max-width: 720px; margin-bottom: clamp(32px, 5vw, 58px); }
.kosar-heading--center { margin-inline: auto; text-align: center; }
.kosar-heading--center .kosar-eyebrow { justify-content: center; }
.kosar-heading h2 {
  margin: 12px 0 14px;
  font-size: clamp(2rem, 4vw, 3.55rem);
  line-height: 1.28;
  letter-spacing: -.045em;
}
.kosar-heading p { margin: 0; color: var(--kosar-muted); }
.kosar-section--ink .kosar-heading p { color: #cbbeb3; }

.kosar-button {
  min-height: 50px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 10px 22px;
  border: 1px solid var(--kosar-kraft);
  border-radius: 9px;
  color: var(--kosar-ink);
  background: var(--kosar-kraft);
  box-shadow: 0 10px 24px rgba(159, 104, 31, .18);
  font-weight: 800;
  cursor: pointer;
  transition: transform var(--kosar-transition), background var(--kosar-transition), box-shadow var(--kosar-transition);
}
.kosar-button:hover { transform: translateY(-2px); background: #daa548; box-shadow: 0 14px 30px rgba(159, 104, 31, .25); }
.kosar-button--small { min-height: 44px; padding: 8px 16px; font-size: .82rem; }
.kosar-button--light { background: var(--kosar-paper-soft); border-color: var(--kosar-paper-soft); }
.kosar-button--outline { color: var(--kosar-white); background: transparent; border-color: rgba(255,255,255,.45); box-shadow: none; }
.kosar-button svg, .kosar-link svg { width: 19px; height: 19px; flex: none; }
.kosar-link { display: inline-flex; align-items: center; gap: 8px; color: var(--kosar-kraft-dark); font-weight: 800; }

/* Header */
.site-header {
  position: relative;
  z-index: 50;
  background: rgba(255, 253, 249, .96);
  border-bottom: 1px solid var(--kosar-line);
}
.site-header.is-sticky {
  position: sticky;
  top: 0;
  box-shadow: 0 8px 30px rgba(43, 29, 20, .08);
  backdrop-filter: blur(14px);
}
.site-header__inner {
  min-height: 92px;
  display: grid;
  grid-template-columns: minmax(230px, 1fr) auto minmax(230px, 1fr);
  align-items: center;
  gap: 28px;
}
.kosar-brand { display: inline-flex; align-items: center; gap: 13px; justify-self: start; }
.kosar-brand__mark { width: 56px; height: 56px; color: var(--kosar-ink); flex: none; }
.kosar-brand__copy { display: grid; line-height: 1.35; }
.kosar-brand__copy strong { font-size: .98rem; }
.kosar-brand__copy small { color: var(--kosar-muted); font-size: .67rem; }
.primary-nav ul { display: flex; align-items: center; gap: clamp(18px, 2.5vw, 36px); padding: 0; margin: 0; list-style: none; }
.primary-nav a { position: relative; min-height: 44px; display: inline-flex; align-items: center; font-size: .82rem; font-weight: 700; }
.primary-nav a::after {
  position: absolute; right: 50%; bottom: 2px;
  width: 0; height: 2px;
  content: ""; background: var(--kosar-kraft);
  transition: width var(--kosar-transition), right var(--kosar-transition);
}
.primary-nav a:hover::after, .primary-nav .current-menu-item > a::after, .primary-nav .current_page_item > a::after { right: 0; width: 100%; }
.site-header__action { justify-self: end; }
.menu-toggle {
  display: none;
  width: 48px; height: 48px;
  align-items: center; justify-content: center;
  padding: 0;
  color: var(--kosar-ink); background: transparent;
  border: 1px solid var(--kosar-line); border-radius: 10px;
  cursor: pointer;
}
.menu-toggle svg { width: 25px; height: 25px; }
.mobile-nav { display: none; }
.mobile-nav ul, .footer-links ul { padding: 0; margin: 0; list-style: none; }
.footer-links > ul { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 9px 22px; }

/* Hero */
.home-hero {
  position: relative;
  isolation: isolate;
  background: var(--kosar-paper-soft);
  overflow: clip;
}
.home-hero::before {
  position: absolute; inset: 0; z-index: -1;
  content: "";
  background-image: linear-gradient(55deg, transparent 47%, rgba(146, 105, 61, .07) 48%, transparent 49%), radial-gradient(rgba(98, 68, 46, .08) .6px, transparent .7px);
  background-size: 240px 240px, 7px 7px;
}
.home-hero__layout {
  min-height: clamp(570px, 48vw, 690px);
  display: grid;
  grid-template-columns: .9fr 1.1fr;
  align-items: stretch;
}
.home-hero__copy {
  grid-column: 1;
  align-self: center;
  position: relative;
  z-index: 3;
  padding: clamp(62px, 8vw, 108px) clamp(24px, 4vw, 64px) clamp(110px, 11vw, 150px) 0;
  direction: rtl;
}
.home-hero h1 {
  margin: 18px 0 20px;
  font-size: clamp(2.75rem, 5vw, 5.1rem);
  line-height: 1.2;
  letter-spacing: -.055em;
}
.home-hero h1 span { display: block; }
.home-hero__lead { max-width: 600px; margin: 0 0 28px; color: var(--kosar-muted); font-size: clamp(.98rem, 1.3vw, 1.2rem); }
.home-hero__actions { display: flex; align-items: center; flex-wrap: wrap; gap: 22px; }
.home-hero__media {
  grid-column: 2;
  position: relative;
  min-height: 100%;
  margin-right: calc((100vw - min(var(--kosar-container), calc(100vw - (2 * var(--kosar-gutter))))) / -2);
  background: #8e6e4e url("assets/images/hero-factory.webp") center / cover no-repeat;
  overflow: hidden;
}
.home-hero__media::after { position: absolute; inset: 0; content: ""; background: linear-gradient(180deg, transparent 55%, rgba(41, 25, 15, .22)); }
.corrugated-mask { position: absolute; inset: 0 auto 0 0; z-index: 2; width: 30%; pointer-events: none; }
.corrugated-mask svg { width: 100%; height: 100%; }
.hero-blueprint { position: absolute; right: 4%; bottom: 8%; width: 36%; color: rgba(125, 93, 58, .12); }

.home-stats { position: relative; z-index: 5; margin-top: clamp(-92px, -6vw, -66px); }
.home-stats__card {
  width: min(92%, 1030px);
  min-height: 128px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  align-items: center;
  margin-inline: auto;
  padding: 22px 34px;
  background: rgba(255, 253, 249, .97);
  border: 1px solid var(--kosar-line);
  border-radius: var(--kosar-radius);
  box-shadow: var(--kosar-shadow);
}
.home-stat { min-width: 0; display: grid; grid-template-columns: 52px auto; align-items: center; justify-content: center; gap: 13px; padding-inline: 26px; }
.home-stat + .home-stat { border-inline-start: 1px solid var(--kosar-line); }
.home-stat svg { width: 42px; height: 42px; color: var(--kosar-olive); }
.home-stat strong { display: block; font-size: clamp(1.8rem, 3vw, 2.5rem); line-height: 1; }
.home-stat span { color: var(--kosar-muted); font-size: .78rem; }

/* Home sections */
.service-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.service-card {
  position: relative;
  min-height: 340px;
  display: flex;
  align-items: flex-end;
  overflow: hidden;
  border: 1px solid rgba(255,255,255,.75);
  border-radius: var(--kosar-radius);
  box-shadow: var(--kosar-shadow-sm);
  background: var(--kosar-cream);
  isolation: isolate;
}
.service-card__image { position: absolute; inset: 0; z-index: -2; background: var(--kosar-image, url("assets/images/hero-factory.webp")) center / cover no-repeat; transition: transform 500ms ease; }
.service-card::after { position: absolute; inset: 35% 0 0; z-index: -1; content: ""; background: linear-gradient(transparent, rgba(36, 23, 15, .92)); }
.service-card:hover .service-card__image { transform: scale(1.035); }
.service-card__body { width: 100%; display: flex; align-items: end; justify-content: space-between; gap: 20px; padding: 25px; color: var(--kosar-white); }
.service-card h3 { margin: 0 0 5px; font-size: 1.15rem; }
.service-card p { margin: 0; color: rgba(255,255,255,.78); font-size: .78rem; }
.service-card__icon { width: 48px; height: 48px; display: grid; place-items: center; flex: none; color: var(--kosar-white); background: var(--kosar-olive); border-radius: 50%; }
.service-card__icon svg { width: 25px; height: 25px; }

.product-band { background: var(--kosar-ink); }
.product-band__layout { display: grid; grid-template-columns: .9fr 1.1fr; align-items: center; gap: clamp(45px, 8vw, 120px); }
.product-band .kosar-heading { margin-bottom: 28px; }
.product-band__list { display: grid; gap: 13px; padding: 0; margin: 0 0 32px; list-style: none; }
.product-band__list li { display: flex; align-items: center; gap: 10px; color: #ded1c7; }
.product-band__list svg { width: 21px; color: var(--kosar-kraft); }
.material-art { min-height: 420px; position: relative; perspective: 900px; }
.material-sheet {
  position: absolute; right: 5%; left: 5%; height: 145px;
  display: flex; align-items: flex-end; padding: 18px;
  color: rgba(50, 29, 16, .52); background: #c8914f;
  border: 1px solid #dfad6b;
  box-shadow: 0 30px 50px rgba(0,0,0,.24);
  transform: rotateX(59deg) rotateZ(7deg);
}
.material-sheet::after { position: absolute; right: 0; bottom: -16px; left: 0; height: 16px; content: ""; background: repeating-linear-gradient(90deg,#5d3d27 0 4px,#c48a46 4px 11px); }
.material-sheet:nth-child(1) { top: 24px; }
.material-sheet:nth-child(2) { top: 108px; right: 12%; left: 0; }
.material-sheet:nth-child(3) { top: 192px; right: 20%; left: -4%; }

.process-grid { display: grid; grid-template-columns: repeat(5, 1fr); border: 1px solid var(--kosar-line); border-radius: var(--kosar-radius); overflow: hidden; background: var(--kosar-white); }
.process-step { position: relative; min-height: 205px; padding: 30px 24px; }
.process-step + .process-step { border-inline-start: 1px solid var(--kosar-line); }
.process-step span { color: var(--kosar-kraft-dark); font-size: .72rem; font-weight: 800; }
.process-step h3 { margin: 27px 0 8px; font-size: 1rem; }
.process-step p { margin: 0; color: var(--kosar-muted); font-size: .76rem; }

.quality-ribbon { padding-block: clamp(48px, 6vw, 78px); color: var(--kosar-white); background: var(--kosar-olive); }
.quality-ribbon__layout { display: grid; grid-template-columns: auto 1.1fr .9fr; align-items: center; gap: 35px; }
.quality-ribbon__icon { width: 76px; height: 76px; display: grid; place-items: center; color: var(--kosar-olive); background: var(--kosar-paper); border-radius: 50%; }
.quality-ribbon__icon svg { width: 38px; height: 38px; }
.quality-ribbon h2 { margin: 0; font-size: clamp(1.75rem, 3vw, 2.55rem); line-height: 1.4; }
.quality-ribbon p { margin: 0; color: rgba(255,255,255,.8); }

.home-cta { padding-block: clamp(65px, 8vw, 105px); background: var(--kosar-paper); }
.home-cta__card {
  position: relative; overflow: hidden;
  display: flex; align-items: center; justify-content: space-between; gap: 32px;
  padding: clamp(34px, 5vw, 65px);
  color: var(--kosar-ink); background: var(--kosar-kraft);
  border-radius: var(--kosar-radius-lg);
}
.home-cta__card::after { position: absolute; inset: auto -4% -45% auto; width: 360px; aspect-ratio: 1; content: ""; border: 2px solid rgba(255,255,255,.18); transform: rotate(35deg); }
.home-cta h2 { margin: 0 0 8px; font-size: clamp(1.75rem, 3.2vw, 2.8rem); }
.home-cta p { margin: 0; max-width: 680px; }

/* Footer */
.site-footer { padding-block: 76px 24px; color: #d9cdc3; background: #21160f; }
.site-footer .kosar-brand { color: var(--kosar-white); }
.site-footer .kosar-brand__mark { color: var(--kosar-kraft); }
.site-footer__grid { display: grid; grid-template-columns: 1.4fr .8fr .8fr; gap: 60px; }
.site-footer h2 { margin: 0 0 19px; color: var(--kosar-kraft); font-size: .9rem; }
.site-footer p { max-width: 520px; margin: 22px 0 0; color: #a9978a; font-size: .82rem; }
.footer-links { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 9px 22px; font-size: .8rem; }
.footer-contact { display: grid; gap: 10px; font-size: .82rem; }
.site-footer__bottom { display: flex; justify-content: space-between; gap: 20px; margin-top: 58px; padding-top: 22px; color: #827166; border-top: 1px solid rgba(255,255,255,.1); font-size: .72rem; }

/* Generic content */
.entry-shell { min-height: 50vh; }
.entry-header { padding-block: 70px 40px; background: var(--kosar-paper); }
.entry-header h1 { margin: 0; font-size: clamp(2.6rem, 6vw, 5.2rem); line-height: 1.2; }
.entry-content { padding-block: 60px 100px; }
.entry-content > * { max-width: 850px; margin-inline: auto; }
.entry-content > .alignwide { max-width: var(--kosar-container); }
.entry-content a { color: var(--kosar-kraft-dark); text-decoration: underline; text-underline-offset: 3px; }

/* Inner pages */
.inner-hero {
  position: relative;
  overflow: hidden;
  background-color: var(--kosar-paper-soft);
  background-image: radial-gradient(rgba(98, 68, 46, .075) .6px, transparent .7px);
  background-size: 7px 7px;
}
.inner-hero__layout { min-height: clamp(420px, 34vw, 530px); display: grid; grid-template-columns: .9fr 1.1fr; align-items: stretch; }
.inner-hero__copy { grid-column: 1; align-self: center; z-index: 3; padding: clamp(62px, 7vw, 96px) clamp(24px, 4vw, 60px) clamp(64px, 7vw, 98px) 0; }
.inner-hero h1 { margin: 14px 0 12px; font-size: clamp(3rem, 6vw, 5.8rem); line-height: 1.15; letter-spacing: -.06em; }
.inner-hero__copy p { max-width: 600px; margin: 0; color: var(--kosar-muted); font-size: clamp(1rem, 1.5vw, 1.25rem); }
.inner-hero__media { grid-column: 2; position: relative; min-height: 100%; margin-right: calc((100vw - min(var(--kosar-container), calc(100vw - (2 * var(--kosar-gutter))))) / -2); overflow: hidden; background: #7d6247 var(--kosar-inner-image) center / cover no-repeat; }
.inner-hero__media::after { position: absolute; inset: 0; content: ""; background: linear-gradient(110deg, rgba(42,26,16,.05), rgba(42,26,16,.28)); }
.inner-hero__edge { position: absolute; z-index: 2; top: -8%; bottom: -8%; left: -5%; width: 20%; background: repeating-linear-gradient(0deg,#6d472a 0 4px,#d09a4f 4px 12px); border-inline: 5px solid var(--kosar-kraft); transform: rotate(7deg); clip-path: polygon(20% 0,100% 0,68% 14%,96% 29%,55% 44%,94% 60%,62% 77%,100% 100%,18% 100%,42% 78%,9% 61%,45% 44%,12% 29%,48% 14%); }

.metric-strip { position: relative; z-index: 4; margin-top: -54px; }
.metric-strip__card { display: grid; grid-template-columns: repeat(3, 1fr); align-items: center; min-height: 118px; padding: 20px 30px; background: var(--kosar-white); border: 1px solid var(--kosar-line); border-radius: var(--kosar-radius); box-shadow: var(--kosar-shadow); }
.metric-item { display: flex; align-items: center; justify-content: center; gap: 16px; padding-inline: 25px; }
.metric-item + .metric-item { border-inline-start: 1px solid var(--kosar-line); }
.metric-item svg { width: 40px; height: 40px; color: var(--kosar-olive); }
.metric-item strong { display: block; font-size: 2rem; line-height: 1.1; }
.metric-item span { color: var(--kosar-muted); font-size: .76rem; }

.editorial-grid { display: grid; grid-template-columns: .82fr 1.18fr; align-items: start; gap: clamp(45px, 8vw, 120px); }
.editorial-grid__lead { color: var(--kosar-muted); font-size: clamp(1rem, 1.5vw, 1.16rem); }
.editorial-grid__lead p { margin-top: 0; }
.editorial-grid__lead p + p { margin-top: 18px; }
.value-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.value-card { min-height: 220px; padding: 30px; background: var(--kosar-white); border: 1px solid var(--kosar-line); border-radius: var(--kosar-radius); box-shadow: var(--kosar-shadow-sm); }
.value-card svg { width: 42px; height: 42px; color: var(--kosar-olive); }
.value-card h3 { margin: 25px 0 8px; font-size: 1.12rem; }
.value-card p { margin: 0; color: var(--kosar-muted); font-size: .8rem; }
.timeline { display: grid; grid-template-columns: repeat(4, 1fr); margin-top: 46px; }
.timeline__item { position: relative; padding: 30px 24px 0; border-top: 1px solid var(--kosar-line); }
.timeline__item::before { position: absolute; top: -6px; right: 24px; width: 11px; height: 11px; content: ""; background: var(--kosar-kraft); border-radius: 50%; }
.timeline__item span { color: var(--kosar-kraft-dark); font-size: .72rem; font-weight: 800; }
.timeline__item h3 { margin: 10px 0 6px; }
.timeline__item p { margin: 0; color: var(--kosar-muted); font-size: .76rem; }

.filter-chips { display: flex; flex-wrap: wrap; gap: 10px; margin: -18px 0 34px; }
.filter-chip { min-height: 42px; display: inline-flex; align-items: center; padding: 6px 18px; color: var(--kosar-muted); background: var(--kosar-white); border: 1px solid var(--kosar-line); border-radius: 999px; font-size: .78rem; font-weight: 700; }
.filter-chip.is-active { color: var(--kosar-ink); background: var(--kosar-kraft); border-color: var(--kosar-kraft); }
.catalog-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.catalog-card { overflow: hidden; background: var(--kosar-white); border: 1px solid var(--kosar-line); border-radius: var(--kosar-radius); box-shadow: var(--kosar-shadow-sm); transition: transform var(--kosar-transition), box-shadow var(--kosar-transition); }
.catalog-card:hover { transform: translateY(-4px); box-shadow: var(--kosar-shadow); }
.catalog-card__media { position: relative; aspect-ratio: 1.55; overflow: hidden; background-color: #b99161; background-image: var(--kosar-card-image, linear-gradient(145deg,#d6b17b,#815c3b)); background-size: cover; background-position: center; }
.catalog-card__media::after { position: absolute; inset: 0; content: ""; background: linear-gradient(180deg, transparent 60%, rgba(42,26,16,.25)); }
.catalog-card__body { padding: 24px; }
.catalog-card__body > svg { width: 34px; height: 34px; color: var(--kosar-olive); }
.catalog-card__body small { display: block; margin-top: 14px; color: var(--kosar-kraft-dark); font-size: .7rem; font-weight: 800; }
.catalog-card h2, .catalog-card h3 { margin: 18px 0 8px; font-size: 1.16rem; }
.catalog-card p { min-height: 3.6em; margin: 0 0 18px; color: var(--kosar-muted); font-size: .8rem; }

.service-list { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; }
.service-list__item { display: grid; grid-template-columns: 56px 1fr; gap: 22px; padding: 30px; background: var(--kosar-white); border: 1px solid var(--kosar-line); border-radius: var(--kosar-radius); }
.service-list__item > svg { width: 46px; height: 46px; color: var(--kosar-olive); }
.service-list__item h2 { margin: 0 0 7px; font-size: 1.1rem; }
.service-list__item p { margin: 0; color: var(--kosar-muted); font-size: .8rem; }
.collaboration-path { display: grid; grid-template-columns: repeat(4, 1fr); overflow: hidden; background: var(--kosar-white); border: 1px solid var(--kosar-line); border-radius: var(--kosar-radius); }
.collaboration-path__item { position: relative; padding: 32px 22px; text-align: center; }
.collaboration-path__item + .collaboration-path__item { border-inline-start: 1px solid var(--kosar-line); }
.collaboration-path__item svg { width: 38px; height: 38px; margin: 0 auto 14px; color: var(--kosar-olive); }
.collaboration-path__item span { display: block; color: var(--kosar-kraft-dark); font-size: .7rem; font-weight: 800; }
.collaboration-path__item strong { display: block; margin-top: 7px; }

.capability-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.capability-card { min-height: 260px; display: flex; flex-direction: column; padding: 30px; color: var(--kosar-white); background: #3b291e; border: 1px solid rgba(255,255,255,.12); border-radius: var(--kosar-radius); }
.capability-card svg { width: 48px; height: 48px; color: var(--kosar-kraft); }
.capability-card h2 { margin: auto 0 8px; font-size: 1.15rem; }
.capability-card p { margin: 0; color: #c9b9ad; font-size: .8rem; }
.quality-flow { display: grid; grid-template-columns: repeat(4, 1fr); background: var(--kosar-white); border: 1px solid var(--kosar-line); border-radius: var(--kosar-radius); overflow: hidden; }
.quality-flow__item { min-height: 170px; padding: 28px; }
.quality-flow__item + .quality-flow__item { border-inline-start: 1px solid var(--kosar-line); }
.quality-flow__item svg { width: 38px; height: 38px; color: var(--kosar-olive); }
.quality-flow__item span { display: block; margin-top: 23px; color: var(--kosar-kraft-dark); font-size: .7rem; font-weight: 800; }
.quality-flow__item strong { display: block; margin-top: 5px; font-size: .9rem; }

.portfolio-grid { display: grid; grid-template-columns: repeat(12, 1fr); gap: 22px; }
.project-card { grid-column: span 4; overflow: hidden; background: var(--kosar-white); border: 1px solid var(--kosar-line); border-radius: var(--kosar-radius); box-shadow: var(--kosar-shadow-sm); }
.project-card:nth-child(1), .project-card:nth-child(5) { grid-column: span 8; }
.project-card__media { aspect-ratio: 1.65; background-image: var(--kosar-card-image, linear-gradient(135deg,#d0aa74,#59402e)); background-size: cover; background-position: center; }
.project-card__body { padding: 24px; }
.project-card small { color: var(--kosar-kraft-dark); font-weight: 800; }
.project-card h2 { margin: 7px 0 5px; font-size: 1.18rem; }
.project-card p { margin: 0; color: var(--kosar-muted); font-size: .78rem; }

.export-feature { display: grid; grid-template-columns: .85fr 1.15fr; gap: clamp(36px, 7vw, 90px); align-items: center; }
.export-map { position: relative; min-height: 390px; display: grid; place-items: center; color: var(--kosar-olive); background: var(--kosar-white); border: 1px solid var(--kosar-line); border-radius: 50% 44% 48% 42%; overflow: hidden; }
.export-map::before, .export-map::after { position: absolute; content: ""; border: 1px solid rgba(111,112,69,.25); border-radius: 50%; }
.export-map::before { width: 70%; height: 100%; }
.export-map::after { width: 100%; height: 48%; }
.export-map svg { width: 130px; height: 130px; opacity: .85; }
.export-map strong { position: absolute; font-size: 4.5rem; }
.export-map span { position: absolute; bottom: 24%; color: var(--kosar-muted); }

.contact-layout { display: grid; grid-template-columns: .72fr 1.28fr; gap: 24px; align-items: start; }
.contact-panel, .quote-panel { padding: clamp(25px, 4vw, 44px); background: var(--kosar-white); border: 1px solid var(--kosar-line); border-radius: var(--kosar-radius); box-shadow: var(--kosar-shadow-sm); }
.contact-panel h2, .quote-panel h2 { margin: 0 0 22px; font-size: clamp(1.45rem, 2.5vw, 2.15rem); }
.contact-list { display: grid; gap: 0; }
.contact-row { min-height: 82px; display: grid; grid-template-columns: 44px 1fr; align-items: center; gap: 15px; border-top: 1px solid var(--kosar-line); }
.contact-row svg { width: 31px; height: 31px; color: var(--kosar-olive); }
.contact-row small, .contact-row strong { display: block; }
.contact-row small { color: var(--kosar-muted); font-size: .72rem; }
.contact-row strong { font-size: .88rem; }
.quote-form { display: grid; grid-template-columns: repeat(2, 1fr); gap: 17px; }
.form-field { display: grid; gap: 7px; }
.form-field--wide, .form-actions, .form-message { grid-column: 1 / -1; }
.form-field label { font-size: .76rem; font-weight: 800; }
.form-field input, .form-field select, .form-field textarea { width: 100%; min-height: 52px; padding: 11px 14px; color: var(--kosar-ink); background: var(--kosar-paper-soft); border: 1px solid var(--kosar-line); border-radius: 9px; outline: 0; transition: border-color var(--kosar-transition), box-shadow var(--kosar-transition); }
.form-field textarea { min-height: 130px; resize: vertical; }
.form-field input:focus, .form-field select:focus, .form-field textarea:focus { border-color: var(--kosar-olive); box-shadow: 0 0 0 3px rgba(111,112,69,.16); }
.form-field [aria-invalid="true"] { border-color: var(--kosar-error); }
.form-honeypot { position: absolute; right: -9999px; }
.form-message { padding: 13px 16px; border-radius: 9px; font-size: .8rem; }
.form-message--success { color: var(--kosar-success); background: #edf6ef; border: 1px solid #bcd6c2; }
.form-message--error { color: var(--kosar-error); background: #fff0ee; border: 1px solid #e8bbb6; }
.form-actions .kosar-button { width: 100%; }

.subpage-cta { padding-block: clamp(65px, 8vw, 105px); background: var(--kosar-paper); }
.subpage-cta__card { display: flex; align-items: center; justify-content: space-between; gap: 34px; padding: clamp(35px, 5vw, 62px); background: var(--kosar-kraft); border-radius: var(--kosar-radius-lg); overflow: hidden; }
.subpage-cta__card .kosar-eyebrow { color: var(--kosar-ink); }
.subpage-cta h2 { margin: 8px 0; font-size: clamp(1.8rem, 3.5vw, 3rem); }
.subpage-cta p { margin: 0; max-width: 670px; }

.single-layout { display: grid; grid-template-columns: minmax(0, 1.2fr) minmax(280px, .55fr); gap: 45px; align-items: start; }
.single-sidebar { position: sticky; top: 122px; padding: 28px; background: var(--kosar-white); border: 1px solid var(--kosar-line); border-radius: var(--kosar-radius); }
.single-sidebar h2 { margin-top: 0; font-size: 1.25rem; }
.single-sidebar .kosar-button { width: 100%; margin-top: 18px; }
.spec-list { display: grid; gap: 8px; padding: 0; margin: 22px 0 0; list-style: none; }
.spec-list li { position: relative; padding-right: 18px; color: var(--kosar-muted); font-size: .8rem; }
.spec-list li::before { position: absolute; right: 0; top: .8em; width: 6px; height: 6px; content: ""; background: var(--kosar-olive); border-radius: 50%; }
.managed-copy { max-width: 850px; margin: -25px auto 45px; color: #cbbeb3; text-align: center; }
.managed-copy--dark { margin: -28px 0 35px; color: var(--kosar-muted); text-align: right; }
.not-found { max-width: 760px; text-align: center; }
.not-found .kosar-eyebrow { justify-content: center; }
.not-found h1 { margin: 14px 0; font-size: clamp(2.7rem, 7vw, 5.5rem); }
.not-found p { margin: 0 0 28px; color: var(--kosar-muted); }

@media (max-width: 1120px) {
  .site-header__inner { grid-template-columns: auto 1fr auto; }
  .primary-nav { display: none; }
  .site-header__action { display: none; }
  .menu-toggle { display: inline-flex; justify-self: end; }
  .mobile-nav { position: fixed; inset: 92px 0 auto; display: grid; gap: 4px; max-height: calc(100dvh - 92px); padding: 22px var(--kosar-gutter) 28px; overflow-y: auto; background: var(--kosar-paper-soft); border-top: 1px solid var(--kosar-line); box-shadow: 0 24px 45px rgba(43,29,20,.15); transform: translateY(-120%); visibility: hidden; transition: transform 260ms ease, visibility 260ms; }
  .mobile-nav.is-open { transform: translateY(0); visibility: visible; }
  .mobile-nav a { min-height: 48px; display: flex; align-items: center; padding-inline: 12px; border-bottom: 1px solid var(--kosar-line); font-weight: 700; }
  .mobile-nav .kosar-button { margin-top: 10px; border-bottom: 0; justify-content: center; }
  .no-js .menu-toggle { display: none; }
  .no-js .mobile-nav { position: static; max-height: none; display: block; visibility: visible; transform: none; box-shadow: none; }
  .home-hero__layout { grid-template-columns: .95fr 1.05fr; }
  .service-grid { grid-template-columns: repeat(2, 1fr); }
  .service-card:last-child { grid-column: 1 / -1; min-height: 300px; }
  .process-grid { grid-template-columns: repeat(3, 1fr); }
  .process-step:nth-child(4) { border-inline-start: 0; border-top: 1px solid var(--kosar-line); }
  .process-step:nth-child(5) { border-top: 1px solid var(--kosar-line); }
  .catalog-grid, .capability-grid { grid-template-columns: repeat(2, 1fr); }
  .value-grid { grid-template-columns: repeat(2, 1fr); }
  .project-card, .project-card:nth-child(1), .project-card:nth-child(5) { grid-column: span 6; }
}

@media (max-width: 780px) {
  :root { --kosar-section: clamp(62px, 15vw, 88px); }
  .site-header__inner { min-height: 78px; }
  .kosar-brand__mark { width: 46px; height: 46px; }
  .kosar-brand__copy small { display: none; }
  .mobile-nav { inset-block-start: 78px; max-height: calc(100dvh - 78px); }
  .home-hero__layout { display: flex; flex-direction: column; min-height: 0; }
  .home-hero__copy { order: 1; padding: 58px 0 38px; text-align: center; }
  .home-hero__copy .kosar-eyebrow { justify-content: center; }
  .home-hero__actions { justify-content: center; }
  .home-hero h1 { font-size: clamp(2.75rem, 12.5vw, 4.2rem); }
  .home-hero__lead { margin-inline: auto; }
  .home-hero__media { order: 2; width: 100vw; min-height: clamp(300px, 76vw, 470px); margin-inline: calc(50% - 50vw); background-position: 57% center; }
  .corrugated-mask { inset: -1px 0 auto; width: 100%; height: 18%; transform: rotate(90deg) translateY(-100%); transform-origin: top left; opacity: .9; }
  .home-stats { margin-top: -30px; }
  .home-stats__card { width: 100%; grid-template-columns: 1fr; padding: 0 20px; }
  .home-stat { min-height: 96px; justify-content: space-between; grid-template-columns: auto 1fr; padding-inline: 10px; }
  .home-stat + .home-stat { border-inline-start: 0; border-top: 1px solid var(--kosar-line); }
  .home-stat div { text-align: left; }
  .service-grid { grid-template-columns: 1fr; }
  .service-card, .service-card:last-child { grid-column: auto; min-height: 310px; }
  .product-band__layout { grid-template-columns: 1fr; }
  .material-art { min-height: 360px; }
  .process-grid { grid-template-columns: 1fr; }
  .process-step { min-height: 0; }
  .process-step + .process-step, .process-step:nth-child(4), .process-step:nth-child(5) { border-inline-start: 0; border-top: 1px solid var(--kosar-line); }
  .quality-ribbon__layout { grid-template-columns: auto 1fr; }
  .quality-ribbon p { grid-column: 1 / -1; }
  .home-cta__card { align-items: stretch; flex-direction: column; }
  .inner-hero__layout { display: flex; flex-direction: column; min-height: 0; }
  .inner-hero__copy { order: 1; padding: 56px 0 38px; text-align: center; }
  .inner-hero__copy .kosar-eyebrow { justify-content: center; }
  .inner-hero h1 { font-size: clamp(2.8rem, 13vw, 4.5rem); }
  .inner-hero__copy p { margin-inline: auto; }
  .inner-hero__media { order: 2; width: 100vw; min-height: 285px; margin-inline: calc(50% - 50vw); }
  .inner-hero__edge { top: -30%; right: -4%; bottom: auto; left: -4%; width: auto; height: 38%; transform: rotate(88deg); }
  .metric-strip { margin-top: -24px; }
  .metric-strip__card { grid-template-columns: 1fr; padding-block: 0; }
  .metric-item { min-height: 90px; justify-content: space-between; }
  .metric-item + .metric-item { border-inline-start: 0; border-top: 1px solid var(--kosar-line); }
  .editorial-grid, .export-feature, .contact-layout, .single-layout { grid-template-columns: 1fr; }
  .timeline { grid-template-columns: repeat(2, 1fr); }
  .catalog-grid, .capability-grid { grid-template-columns: repeat(2, 1fr); }
  .service-list { grid-template-columns: 1fr; }
  .collaboration-path, .quality-flow { grid-template-columns: repeat(2, 1fr); }
  .collaboration-path__item:nth-child(3), .quality-flow__item:nth-child(3) { border-inline-start: 0; border-top: 1px solid var(--kosar-line); }
  .collaboration-path__item:nth-child(4), .quality-flow__item:nth-child(4) { border-top: 1px solid var(--kosar-line); }
  .project-card, .project-card:nth-child(1), .project-card:nth-child(5) { grid-column: span 6; }
  .subpage-cta__card { align-items: stretch; flex-direction: column; }
  .single-sidebar { position: static; }
  .site-footer__grid { grid-template-columns: 1fr 1fr; }
  .site-footer__grid > :first-child { grid-column: 1 / -1; }
}

@media (max-width: 480px) {
  :root { --kosar-gutter: 14px; --kosar-radius: 16px; --kosar-radius-lg: 22px; }
  .kosar-brand { gap: 8px; }
  .kosar-brand__mark { width: 42px; height: 42px; }
  .kosar-brand__copy strong { max-width: 155px; font-size: .77rem; }
  .menu-toggle { width: 44px; height: 44px; }
  .home-hero__actions { align-items: stretch; flex-direction: column; }
  .home-hero__actions .kosar-button { width: 100%; }
  .home-stat svg { width: 36px; height: 36px; }
  .home-stat strong { font-size: 1.8rem; }
  .service-card__body { padding: 20px; }
  .quality-ribbon__layout { grid-template-columns: 1fr; text-align: center; }
  .quality-ribbon__icon { margin-inline: auto; }
  .quality-ribbon p { grid-column: auto; }
  .site-footer__grid { grid-template-columns: 1fr; gap: 40px; }
  .site-footer__grid > :first-child { grid-column: auto; }
  .site-footer__bottom { align-items: flex-start; flex-direction: column; }
  .value-grid, .catalog-grid, .capability-grid { grid-template-columns: 1fr; }
  .timeline, .collaboration-path, .quality-flow { grid-template-columns: 1fr; }
  .timeline__item { padding-inline: 12px; }
  .collaboration-path__item + .collaboration-path__item, .collaboration-path__item:nth-child(3), .quality-flow__item + .quality-flow__item, .quality-flow__item:nth-child(3) { border-inline-start: 0; border-top: 1px solid var(--kosar-line); }
  .portfolio-grid { grid-template-columns: 1fr; }
  .project-card, .project-card:nth-child(1), .project-card:nth-child(5) { grid-column: auto; }
  .quote-form { grid-template-columns: 1fr; }
  .form-field--wide, .form-actions, .form-message { grid-column: auto; }
  .service-list__item { grid-template-columns: 44px 1fr; padding: 22px; gap: 15px; }
  .export-map { min-height: 310px; }
}

@media (min-width: 1800px) {
  :root { --kosar-container: 1480px; }
  .site-header__inner { min-height: 104px; }
  .home-hero__layout { min-height: 740px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { scroll-behavior: auto !important; transition-duration: .01ms !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; }
}