/* =========================================================
   KOLD KONCEPTS — Core Design System
   The Temperature Experts
   ========================================================= */

/* ---------- Design Tokens ---------- */
:root {
  /* Brand colors (sampled directly from logo artwork) */
  --kk-cyan: #20C2F3;
  --kk-cyan-dark: #0FA3D6;
  --kk-cyan-deep: #0C4A66;
  --kk-lime: #A0CC39;
  --kk-lime-dark: #82AC22;
  --kk-yellow: #F6EA00;

  /* Neutrals */
  --kk-ink: #0D0D0D;
  --kk-charcoal: #16181B;
  --kk-charcoal-2: #1F2226;
  --kk-slate: #4A5159;
  --kk-grey: #6E757C;
  --kk-grey-light: #A8AEB4;
  --kk-line: #E4E7EA;
  --kk-fog: #F3F5F6;
  --kk-white: #FFFFFF;

  /* Semantic */
  --kk-bg: var(--kk-white);
  --kk-bg-alt: var(--kk-fog);
  --kk-bg-dark: var(--kk-ink);
  --kk-text: #16181B;
  --kk-text-soft: #565D64;
  --kk-text-on-dark: #F4F6F7;
  --kk-text-on-dark-soft: #ADB4BA;
  --kk-border: var(--kk-line);

  /* Type */
  --font-display: 'Poppins', 'Segoe UI', system-ui, sans-serif;
  --font-body: 'Inter', 'Segoe UI', system-ui, sans-serif;

  /* Spacing scale */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.5rem;
  --space-6: 2rem;
  --space-7: 3rem;
  --space-8: 4rem;
  --space-9: 6rem;
  --space-10: 8rem;

  /* Layout */
  --maxw: 1240px;
  --maxw-narrow: 880px;
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 18px;
  --radius-pill: 999px;

  /* Motion */
  --ease: cubic-bezier(.22,.61,.36,1);
  --dur: .35s;

  /* Shadows */
  --shadow-sm: 0 2px 10px rgba(13,13,13,0.06);
  --shadow-md: 0 10px 30px rgba(13,13,13,0.10);
  --shadow-lg: 0 24px 60px rgba(13,13,13,0.16);
  --shadow-cyan: 0 10px 28px rgba(32,194,243,0.28);
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--kk-text);
  background: var(--kk-bg);
  -webkit-font-smoothing: antialiased;
  line-height: 1.6;
  font-size: 16px;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { margin: 0; padding: 0; }
button { font-family: inherit; cursor: pointer; }
h1, h2, h3, h4, h5 {
  font-family: var(--font-display);
  margin: 0;
  line-height: 1.18;
  letter-spacing: -0.01em;
  color: var(--kk-ink);
}
p { margin: 0; }
input, textarea, select { font-family: inherit; font-size: 1rem; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; scroll-behavior: auto !important; }
}

/* ---------- Utility ---------- */
.container {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 var(--space-5);
}
.container--narrow { max-width: var(--maxw-narrow); }
.section { padding: var(--space-9) 0; }
.section--tight { padding: var(--space-7) 0; }
.section--dark { background: var(--kk-bg-dark); color: var(--kk-text-on-dark); }
.section--alt { background: var(--kk-bg-alt); }
.text-center { text-align: center; }
.visually-hidden {
  position: absolute; width: 1px; height: 1px; overflow: hidden;
  clip: rect(0 0 0 0); white-space: nowrap;
}
.skip-link {
  position: absolute; left: -999px; top: 0; background: var(--kk-cyan);
  color: var(--kk-ink); padding: 10px 18px; z-index: 200; font-weight: 600;
  border-radius: 0 0 8px 0;
}
.skip-link:focus { left: 0; }

:focus-visible {
  outline: 3px solid var(--kk-cyan);
  outline-offset: 2px;
  border-radius: 4px;
}

/* ---------- Eyebrow / Kicker ---------- */
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-display);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--kk-cyan-dark);
  margin-bottom: var(--space-4);
}
.eyebrow::before {
  content: '';
  width: 28px; height: 2px;
  background: var(--kk-lime);
  display: inline-block;
}
.section--dark .eyebrow { color: var(--kk-cyan); }

/* ---------- Headings ---------- */
.h1 { font-size: clamp(2.4rem, 5vw, 3.8rem); font-weight: 700; }
.h2 { font-size: clamp(1.9rem, 3.4vw, 2.6rem); font-weight: 700; }
.h3 { font-size: clamp(1.3rem, 2vw, 1.6rem); font-weight: 600; }
.lede {
  font-size: 1.15rem;
  color: var(--kk-text-soft);
  max-width: 640px;
  line-height: 1.65;
}
.section--dark .lede { color: var(--kk-text-on-dark-soft); }
.section-head { margin-bottom: var(--space-7); }
.section-head--center { text-align: center; margin-left: auto; margin-right: auto; }
.section-head--center .lede { margin-left: auto; margin-right: auto; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.96rem;
  padding: 14px 28px;
  border-radius: var(--radius-pill);
  border: 2px solid transparent;
  transition: transform var(--dur) var(--ease), box-shadow var(--dur) var(--ease), background var(--dur) var(--ease), color var(--dur) var(--ease), border-color var(--dur) var(--ease);
  white-space: nowrap;
}
.btn:active { transform: translateY(1px); }
.btn--primary {
  background: var(--kk-cyan);
  color: var(--kk-ink);
  box-shadow: var(--shadow-cyan);
}
.btn--primary:hover { background: var(--kk-cyan-dark); transform: translateY(-2px); box-shadow: 0 16px 34px rgba(32,194,243,.34); }
.btn--lime {
  background: var(--kk-lime);
  color: var(--kk-ink);
}
.btn--lime:hover { background: var(--kk-lime-dark); transform: translateY(-2px); }
.btn--ghost {
  background: transparent;
  border-color: rgba(255,255,255,0.35);
  color: var(--kk-text-on-dark);
}
.btn--ghost:hover { border-color: var(--kk-cyan); color: var(--kk-cyan); }
.btn--outline {
  background: transparent;
  border-color: var(--kk-ink);
  color: var(--kk-ink);
}
.btn--outline:hover { background: var(--kk-ink); color: #fff; }
.btn--block { width: 100%; }
.btn--sm { padding: 10px 20px; font-size: 0.88rem; }
.btn[disabled] { opacity: 0.55; cursor: not-allowed; transform: none !important; }

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(13,13,13,0.92);
  backdrop-filter: saturate(140%) blur(10px);
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 84px;
  gap: var(--space-5);
}
.brand { display: flex; align-items: center; gap: 10px; }
.brand img { height: 42px; width: auto; }
.brand-fallback {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.3rem;
  color: #fff;
  letter-spacing: -0.02em;
}
.brand-fallback span { color: var(--kk-lime); }

.nav { display: flex; align-items: center; gap: var(--space-6); }
.nav__list { display: flex; gap: var(--space-5); list-style: none; }
.nav__list a {
  font-family: var(--font-display);
  font-size: 0.92rem;
  font-weight: 500;
  color: var(--kk-text-on-dark-soft);
  position: relative;
  padding: 6px 0;
  transition: color var(--dur) var(--ease);
}
.nav__list a:hover, .nav__list a[aria-current="page"] { color: #fff; }
.nav__list a[aria-current="page"]::after {
  content: '';
  position: absolute; left: 0; right: 0; bottom: -4px; height: 2px;
  background: var(--kk-cyan);
  border-radius: 2px;
}
.header-cta { display: flex; align-items: center; gap: var(--space-4); }
.header-phone {
  display: none;
  font-family: var(--font-display);
  font-size: 0.88rem;
  color: var(--kk-text-on-dark-soft);
  align-items: center;
  gap: 8px;
}
.header-phone strong { color: #fff; font-weight: 600; }

.nav-toggle {
  display: none;
  background: none;
  border: none;
  width: 42px; height: 42px;
  border-radius: 8px;
  align-items: center;
  justify-content: center;
}
.nav-toggle svg { width: 24px; height: 24px; stroke: #fff; }

@media (max-width: 980px) {
  .nav__list { display: none; }
  .header-phone { display: none !important; }
  .nav-toggle { display: flex; }
  .site-header__inner { height: 72px; }
  .brand img { height: 34px; }
}

/* Mobile drawer */
.mobile-drawer {
  position: fixed;
  inset: 0;
  background: rgba(8,9,10,0.98);
  z-index: 150;
  display: flex;
  flex-direction: column;
  padding: var(--space-6) var(--space-5);
  transform: translateX(100%);
  transition: transform var(--dur) var(--ease);
}
.mobile-drawer.is-open { transform: translateX(0); }
.mobile-drawer__top { display: flex; justify-content: space-between; align-items: center; margin-bottom: var(--space-7); }
.mobile-drawer__close { background: none; border: none; width: 42px; height: 42px; }
.mobile-drawer__close svg { width: 24px; height: 24px; stroke: #fff; }
.mobile-drawer nav ul { list-style: none; display: flex; flex-direction: column; gap: var(--space-5); }
.mobile-drawer nav a {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 600;
  color: #fff;
}
.mobile-drawer__footer { margin-top: auto; padding-top: var(--space-6); border-top: 1px solid rgba(255,255,255,0.12); }
.mobile-drawer__footer a { display: flex; align-items: center; gap: 10px; color: var(--kk-cyan); font-weight: 600; margin-bottom: var(--space-3); }

/* ---------- Footer ---------- */
.site-footer {
  background: var(--kk-ink);
  color: var(--kk-text-on-dark-soft);
  padding: var(--space-8) 0 var(--space-5);
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
  gap: var(--space-7);
  padding-bottom: var(--space-7);
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.footer-brand img { height: 40px; margin-bottom: var(--space-4); }
.footer-brand p { font-size: 0.92rem; max-width: 320px; color: var(--kk-text-on-dark-soft); }
.footer-social { display: flex; gap: 10px; margin-top: var(--space-5); }
.footer-social a {
  width: 38px; height: 38px; border-radius: 50%;
  border: 1px solid rgba(255,255,255,0.18);
  display: flex; align-items: center; justify-content: center;
  transition: background var(--dur), border-color var(--dur);
}
.footer-social a:hover { background: var(--kk-cyan); border-color: var(--kk-cyan); }
.footer-social svg { width: 16px; height: 16px; stroke: #fff; fill: none; }
.footer-col h4 {
  font-family: var(--font-display);
  color: #fff;
  font-size: 0.92rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: var(--space-4);
}
.footer-col ul { list-style: none; display: flex; flex-direction: column; gap: 12px; }
.footer-col a { font-size: 0.94rem; transition: color var(--dur); }
.footer-col a:hover { color: var(--kk-cyan); }
.footer-contact li { display: flex; align-items: flex-start; gap: 10px; font-size: 0.94rem; }
.footer-contact svg { width: 18px; height: 18px; flex-shrink: 0; margin-top: 2px; stroke: var(--kk-lime); }
.footer-bottom {
  display: flex; justify-content: space-between; align-items: center;
  padding-top: var(--space-5); font-size: 0.84rem; flex-wrap: wrap; gap: 10px;
}
.footer-bottom a:hover { color: var(--kk-cyan); }

@media (max-width: 880px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .footer-bottom { flex-direction: column; align-items: flex-start; }
}
@media (max-width: 560px) {
  .footer-grid { grid-template-columns: 1fr; gap: var(--space-6); }
}

/* ---------- Cards ---------- */
.card {
  background: #fff;
  border: 1px solid var(--kk-border);
  border-radius: var(--radius-md);
  transition: transform var(--dur) var(--ease), box-shadow var(--dur) var(--ease), border-color var(--dur) var(--ease);
}
.card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); border-color: transparent; }

/* ---------- Badges / Tags ---------- */
.tag {
  display: inline-flex;
  align-items: center;
  font-size: 0.76rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 6px 12px;
  border-radius: var(--radius-pill);
  background: rgba(32,194,243,0.12);
  color: var(--kk-cyan-dark);
}
.tag--lime { background: rgba(160,204,57,0.16); color: var(--kk-lime-dark); }

/* ---------- Accent shapes (brand motif: diagonal lime/cyan bar) ---------- */
.accent-bar {
  height: 8px;
  display: flex;
  width: 100%;
}
.accent-bar span:nth-child(1) { flex: 1; background: var(--kk-lime); clip-path: polygon(0 0, 96% 0, 100% 100%, 0 100%); }
.accent-bar span:nth-child(2) { flex: 0 0 60px; background: var(--kk-cyan); }

/* ---------- Breadcrumb / Page header (sub-pages) ---------- */
.page-hero {
  position: relative;
  background: var(--kk-ink);
  color: #fff;
  padding: calc(var(--space-9) + 20px) 0 var(--space-8);
  overflow: hidden;
}
.page-hero::before {
  content: '';
  position: absolute; inset: 0;
  background:
    radial-gradient(circle at 85% 20%, rgba(32,194,243,0.18), transparent 55%),
    radial-gradient(circle at 10% 90%, rgba(160,204,57,0.14), transparent 50%);
}
.page-hero__inner { position: relative; z-index: 1; }
.breadcrumb {
  display: flex; align-items: center; gap: 8px;
  font-size: 0.85rem; color: var(--kk-text-on-dark-soft);
  margin-bottom: var(--space-5);
  font-family: var(--font-display);
}
.breadcrumb a:hover { color: var(--kk-cyan); }
.page-hero h1 { color: #fff; }
.page-hero .lede { color: var(--kk-text-on-dark-soft); margin-top: var(--space-4); }

/* ---------- Animations ---------- */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(18px); }
  to { opacity: 1; transform: translateY(0); }
}
.reveal {
  opacity: 0;
  transform: translateY(18px);
}
.reveal.is-visible {
  animation: fadeUp .7s var(--ease) forwards;
}

/* ---------- Marquee (partner logos) ---------- */
.marquee-wrap {
  overflow: hidden;
  position: relative;
  mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
}
.marquee-track {
  display: flex;
  gap: var(--space-8);
  width: max-content;
  animation: marquee 32s linear infinite;
}
.marquee-wrap:hover .marquee-track { animation-play-state: paused; }
@keyframes marquee {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}
.logo-chip {
  height: 84px;
  width: 168px;
  background: #fff;
  border: 1px solid var(--kk-border);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 14px;
  flex-shrink: 0;
}
.logo-chip img { max-height: 100%; max-width: 100%; object-fit: contain; }

/* ---------- Forms ---------- */
.field { margin-bottom: var(--space-5); }
.field label {
  display: block;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.88rem;
  margin-bottom: 8px;
  color: var(--kk-ink);
}
.field .req { color: var(--kk-cyan-dark); }
.field input,
.field select,
.field textarea {
  width: 100%;
  padding: 13px 16px;
  border: 1.5px solid var(--kk-border);
  border-radius: var(--radius-sm);
  background: #fff;
  color: var(--kk-text);
  transition: border-color var(--dur), box-shadow var(--dur);
}
.field input:focus,
.field select:focus,
.field textarea:focus {
  outline: none;
  border-color: var(--kk-cyan);
  box-shadow: 0 0 0 4px rgba(32,194,243,0.14);
}
.field textarea { resize: vertical; min-height: 120px; }
.field-hint { font-size: 0.82rem; color: var(--kk-grey); margin-top: 6px; }
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-5); }
@media (max-width: 640px) { .field-row { grid-template-columns: 1fr; } }

.checkbox-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; }
@media (max-width: 560px) { .checkbox-grid { grid-template-columns: 1fr; } }
.checkbox-pill {
  display: flex; align-items: center; gap: 10px;
  border: 1.5px solid var(--kk-border);
  border-radius: var(--radius-sm);
  padding: 12px 14px;
  font-size: 0.92rem;
  cursor: pointer;
  transition: border-color var(--dur), background var(--dur);
}
.checkbox-pill:hover { border-color: var(--kk-cyan); }
.checkbox-pill input { width: 18px; height: 18px; accent-color: var(--kk-cyan); }
.checkbox-pill.is-checked { border-color: var(--kk-cyan); background: rgba(32,194,243,0.06); }

.file-drop {
  border: 1.5px dashed var(--kk-border);
  border-radius: var(--radius-md);
  padding: var(--space-6);
  text-align: center;
  cursor: pointer;
  transition: border-color var(--dur), background var(--dur);
}
.file-drop:hover, .file-drop.is-dragover { border-color: var(--kk-cyan); background: rgba(32,194,243,0.05); }
.file-drop svg { width: 30px; height: 30px; stroke: var(--kk-cyan-dark); margin-bottom: 10px; }
.file-drop strong { color: var(--kk-ink); }
.file-list { list-style: none; margin-top: var(--space-3); display: flex; flex-direction: column; gap: 8px; }
.file-list li {
  display: flex; align-items: center; justify-content: space-between;
  background: var(--kk-fog); border-radius: var(--radius-sm); padding: 8px 12px; font-size: 0.86rem;
}
.file-list button { background: none; border: none; color: var(--kk-grey); font-size: 1.1rem; line-height: 1; }
.file-list button:hover { color: #c0392b; }

.form-note {
  font-size: 0.82rem;
  color: var(--kk-grey);
  margin-top: var(--space-4);
}
.form-success {
  display: none;
  background: rgba(160,204,57,0.12);
  border: 1.5px solid var(--kk-lime);
  border-radius: var(--radius-md);
  padding: var(--space-5);
  margin-top: var(--space-5);
  font-size: 0.94rem;
}
.form-success.is-visible { display: block; }

/* ---------- Stats strip ---------- */
.stats-strip {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-6);
}
.stat-item { text-align: center; }
.stat-item .num {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 2.8rem);
  font-weight: 800;
  color: var(--kk-cyan);
  display: block;
  line-height: 1;
}
.stat-item .label {
  font-size: 0.86rem;
  color: var(--kk-text-on-dark-soft);
  margin-top: 8px;
}
@media (max-width: 760px) { .stats-strip { grid-template-columns: repeat(2, 1fr); gap: var(--space-6) var(--space-4); } }

/* ---------- Back to top ---------- */
.back-to-top {
  position: fixed;
  right: 24px; bottom: 24px;
  width: 48px; height: 48px;
  border-radius: 50%;
  background: var(--kk-cyan);
  display: flex; align-items: center; justify-content: center;
  box-shadow: var(--shadow-md);
  opacity: 0; pointer-events: none;
  transform: translateY(10px);
  transition: opacity var(--dur), transform var(--dur);
  z-index: 80;
  border: none;
}
.back-to-top.is-visible { opacity: 1; pointer-events: auto; transform: translateY(0); }
.back-to-top svg { width: 20px; height: 20px; stroke: var(--kk-ink); }

/* ---------- WhatsApp / Floating CTA ---------- */
.float-cta {
  position: fixed;
  left: 24px; bottom: 24px;
  z-index: 80;
  background: var(--kk-ink);
  color: #fff;
  border-radius: var(--radius-pill);
  padding: 12px 20px 12px 14px;
  display: flex; align-items: center; gap: 10px;
  box-shadow: var(--shadow-lg);
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.86rem;
  transition: transform var(--dur);
}
.float-cta:hover { transform: translateY(-3px); }
.float-cta svg { width: 20px; height: 20px; stroke: var(--kk-lime); }
@media (max-width: 640px) {
  .float-cta span { display: none; }
  .float-cta { padding: 14px; }
  .back-to-top { right: 16px; bottom: 16px; }
  .float-cta { left: 16px; bottom: 16px; }
}

@media (max-width: 480px) {
  .float-cta { width: 48px; height: 48px; padding: 0; display: flex; align-items: center; justify-content: center; }
  .float-cta svg { width: 22px; height: 22px; margin: 0; }
}