/* ─────────────────────────────────────────
   CK TECH SOLUTIONS · STYLESHEET
   Light minimalist · editorial tone
   Fonts: Cormorant Garamond + Outfit
───────────────────────────────────────── */

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg:        #f7f4ef;
  --bg-tint:   #f0ece4;
  --ink:        #1a1714;
  --ink-mid:    #4a4540;
  --ink-soft:   #8a837a;
  --accent:     #b07d4a;
  --accent-light: #e8d5bc;
  --accent-hover: #8c6035;
  --line:       rgba(26,23,20,0.1);
  --white:      #ffffff;

  --font-display: 'Cormorant Garamond', Georgia, serif;
  --font-body:    'Outfit', system-ui, sans-serif;

  --max-w: 1160px;
  --max-narrow: 720px;
  --radius: 12px;
  --transition: 0.28s cubic-bezier(0.16, 1, 0.3, 1);
}

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  background: var(--bg);
  color: var(--ink);
  font-size: 16px;
  line-height: 1.6;
  overflow-x: hidden;
}

/* ─── Canvas background ─── */
#bg-canvas {
  position: fixed;
  inset: 0;
  width: 100%; height: 100%;
  pointer-events: none;
  z-index: 0;
  opacity: 0.55;
}

section, nav, footer, .marquee-wrap { position: relative; z-index: 1; }

/* ─── Typography ─── */
h1, h2, h3 { font-family: var(--font-display); font-weight: 400; line-height: 1.12; color: var(--ink); }
h1 { font-size: clamp(3rem, 6vw, 5.2rem); }
h2 { font-size: clamp(2.2rem, 4vw, 3.6rem); }
h3 { font-size: 1.25rem; font-weight: 600; font-family: var(--font-body); }
em { font-style: italic; }
p { color: var(--ink-mid); line-height: 1.7; }
a { color: inherit; text-decoration: none; }
strong { color: var(--ink); font-weight: 600; }

/* ─── Eyebrow label ─── */
.eyebrow {
  display: inline-block;
  font-family: var(--font-body);
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 14px;
}

/* ─── Containers ─── */
.container { max-width: var(--max-w); margin: 0 auto; padding: 0 24px; }
.container-narrow { max-width: var(--max-narrow); margin: 0 auto; padding: 0 24px; }

/* ─── Buttons ─── */
.btn-primary {
  display: inline-block;
  background: var(--ink);
  color: var(--bg);
  font-family: var(--font-body);
  font-size: 0.875rem;
  font-weight: 500;
  padding: 14px 28px;
  border-radius: 100px;
  letter-spacing: 0.01em;
  transition: background var(--transition), transform var(--transition);
  border: none;
  cursor: pointer;
}
.btn-primary:hover { background: var(--accent); transform: translateY(-1px); }
.btn-primary.btn-full { width: 100%; text-align: center; }

.btn-text {
  font-family: var(--font-body);
  font-size: 0.875rem;
  color: var(--ink-soft);
  font-weight: 400;
  transition: color var(--transition);
}
.btn-text:hover { color: var(--accent); }

/* ─── NAV ─── */
#nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  padding: 18px 0;
  transition: background 0.3s, box-shadow 0.3s, padding 0.3s;
}
#nav.scrolled {
  background: rgba(247, 244, 239, 0.92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  box-shadow: 0 1px 0 var(--line);
  padding: 12px 0;
}
.nav-inner {
  max-width: var(--max-w); margin: 0 auto; padding: 0 24px;
  display: flex; align-items: center; justify-content: space-between;
}
.logo { font-family: var(--font-display); font-size: 1.2rem; font-weight: 600; color: var(--ink); }
.logo-ck { color: var(--accent); }
.logo-rest { color: var(--ink); }
.nav-links { display: flex; align-items: center; gap: 32px; }
.nav-links a {
  font-size: 0.82rem; font-weight: 400; color: var(--ink-soft);
  letter-spacing: 0.02em;
  transition: color var(--transition);
}
.nav-links a:hover { color: var(--ink); }
.nav-cta {
  background: var(--ink) !important;
  color: var(--bg) !important;
  padding: 9px 20px;
  border-radius: 100px;
  font-size: 0.8rem !important;
  font-weight: 500 !important;
  transition: background var(--transition) !important;
}
.nav-cta:hover { background: var(--accent) !important; color: var(--white) !important; }

.hamburger {
  display: none;
  flex-direction: column; gap: 5px;
  background: none; border: none; cursor: pointer; padding: 4px;
}
.hamburger span { display: block; width: 22px; height: 1.5px; background: var(--ink); transition: all 0.2s; }

/* Mobile nav */
@media (max-width: 768px) {
  .hamburger { display: flex; }
  .nav-links {
    display: none;
    position: absolute; top: 100%; left: 0; right: 0;
    flex-direction: column; align-items: flex-start;
    background: rgba(247,244,239,0.97);
    backdrop-filter: blur(20px);
    padding: 20px 24px 28px;
    border-bottom: 1px solid var(--line);
    gap: 16px;
  }
  .nav-links.open { display: flex; }
  .nav-links a { font-size: 0.95rem; }
  .nav-cta { padding: 10px 20px !important; }
}

/* ─── HERO ─── */
.hero {
  min-height: 100svh;
  display: flex; align-items: center;
  padding: 120px 24px 80px;
}
.hero-inner {
  max-width: var(--max-w); margin: 0 auto; width: 100%;
  max-width: 820px;
}
.hero-tag {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 0.75rem; font-weight: 500; letter-spacing: 0.1em;
  text-transform: uppercase; color: var(--accent);
  margin-bottom: 28px;
}
.hero-tag::before {
  content: '';
  display: block; width: 28px; height: 1px;
  background: var(--accent);
}
.hero-headline {
  margin-bottom: 28px;
  color: var(--ink);
}
.hero-headline em { color: var(--accent); font-style: italic; }

.hero-sub {
  font-size: 1.1rem; line-height: 1.75;
  color: var(--ink-mid);
  max-width: 560px;
  margin-bottom: 40px;
}
.hero-actions { display: flex; align-items: center; gap: 24px; flex-wrap: wrap; }
.hero-scroll-hint { margin-top: 80px; }
.scroll-line {
  width: 1px; height: 48px;
  background: linear-gradient(to bottom, var(--accent), transparent);
  margin-left: 2px;
  animation: scrollPulse 2s ease-in-out infinite;
}
@keyframes scrollPulse {
  0%, 100% { opacity: 0.3; transform: scaleY(0.8); }
  50% { opacity: 1; transform: scaleY(1); }
}

/* ─── MARQUEE ─── */
.marquee-wrap {
  overflow: hidden;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  padding: 14px 0;
  background: var(--bg);
}
.marquee-track {
  display: flex; gap: 28px; align-items: center;
  white-space: nowrap;
  animation: marquee 28s linear infinite;
  width: max-content;
}
.marquee-track span {
  font-size: 0.75rem; font-weight: 500;
  letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--ink-soft);
}
.marquee-track .dot { color: var(--accent); font-size: 0.9rem; }
@keyframes marquee {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

/* ─── SECTIONS ─── */
.section { padding: 100px 0; }
.section-tinted { background: var(--bg-tint); }

.section-header {
  text-align: center;
  margin-bottom: 64px;
}
.section-header h2 { margin-bottom: 16px; }
.section-intro {
  font-size: 1rem; color: var(--ink-mid);
  max-width: 480px; margin: 0 auto;
  line-height: 1.75;
}

/* ─── STEPS ─── */
.steps-grid {
  display: flex;
  align-items: flex-start;
  gap: 0;
}
.step {
  flex: 1;
  padding: 32px 36px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}
.step-connector {
  flex-shrink: 0;
  width: 48px;
  height: 1px;
  background: var(--accent-light);
  align-self: center;
  position: relative;
}
.step-connector::after {
  content: '→';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  color: var(--accent);
  font-size: 0.9rem;
  line-height: 1;
}
.step-num {
  font-family: var(--font-display);
  font-size: 3rem;
  color: var(--accent-light);
  line-height: 1;
  margin-bottom: 14px;
  font-weight: 300;
}
.step h3 { margin-bottom: 10px; font-size: 1.05rem; }
.step p { font-size: 0.9rem; color: var(--ink-soft); line-height: 1.7; }

@media (max-width: 820px) {
  .steps-grid { flex-direction: column; gap: 0; }
  .step-connector {
    width: 1px; height: 36px;
    align-self: flex-start;
    margin-left: 40px;
  }
  .step-connector::after { content: '↓'; }
}

/* ─── SERVICES GRID ─── */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
@media (max-width: 900px) { .services-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .services-grid { grid-template-columns: 1fr; } }

.service-card {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 28px;
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}
.service-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 16px 40px rgba(26,23,20,0.08);
  border-color: var(--accent-light);
}
.service-icon {
  width: 40px; height: 40px;
  border-radius: 8px;
  background: var(--bg-tint);
  display: flex; align-items: center; justify-content: center;
  color: var(--accent);
  margin-bottom: 18px;
}
.service-card h3 { font-size: 1rem; margin-bottom: 10px; }
.service-card p { font-size: 0.875rem; color: var(--ink-soft); line-height: 1.7; }
.service-tag {
  display: inline-block;
  margin-top: 18px;
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
  background: var(--accent-light);
  padding: 3px 10px;
  border-radius: 100px;
}

/* ─── TWO COL ─── */
.two-col-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: start;
}
@media (max-width: 860px) {
  .two-col-layout { grid-template-columns: 1fr; gap: 48px; }
}
.two-col-text h2 { margin-bottom: 20px; }
.two-col-text > p { margin-bottom: 36px; font-size: 0.95rem; }

.audience-list { display: flex; flex-direction: column; gap: 24px; }
.audience-item {
  display: flex; gap: 14px; align-items: flex-start;
}
.audience-icon {
  color: var(--accent); font-size: 0.5rem;
  margin-top: 6px; flex-shrink: 0;
}
.audience-item strong { display: block; font-size: 0.95rem; margin-bottom: 4px; color: var(--ink); }
.audience-item p { font-size: 0.875rem; color: var(--ink-soft); line-height: 1.6; margin: 0; }

.two-col-visual {
  display: flex; flex-direction: column; gap: 16px;
}
.stat-card {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 24px 28px;
  transition: border-color var(--transition);
}
.stat-card:hover { border-color: var(--accent-light); }
.stat-big {
  font-family: var(--font-display);
  font-size: 2.8rem;
  font-weight: 400;
  color: var(--accent);
  line-height: 1.1;
  margin-bottom: 6px;
}
.stat-card p { font-size: 0.85rem; color: var(--ink-soft); line-height: 1.5; margin: 0; }

/* ─── CALCULATOR ─── */
.calculator-wrap {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 48px;
  max-width: 860px;
  margin: 0 auto;
}
@media (max-width: 640px) { .calculator-wrap { padding: 28px 22px; } }

.calc-inputs { display: flex; flex-direction: column; gap: 32px; margin-bottom: 40px; }
.calc-slider-group {}
.calc-label-row {
  display: flex; justify-content: space-between; align-items: baseline;
  margin-bottom: 12px;
}
.calc-label-row label { font-size: 0.9rem; color: var(--ink); font-weight: 400; }
.calc-val {
  font-family: var(--font-display);
  font-size: 1.5rem; font-weight: 400;
  color: var(--accent);
}
.calc-range-labels {
  display: flex; justify-content: space-between;
  font-size: 0.7rem; color: var(--ink-soft);
  margin-top: 6px;
}

input[type="range"] {
  -webkit-appearance: none;
  width: 100%; height: 3px;
  background: var(--accent-light);
  border-radius: 99px; outline: none;
  cursor: pointer;
}
input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 20px; height: 20px;
  border-radius: 50%;
  background: var(--white);
  border: 2.5px solid var(--accent);
  cursor: pointer;
  box-shadow: 0 2px 8px rgba(176,125,74,0.25);
  transition: transform 0.15s;
}
input[type="range"]::-webkit-slider-thumb:hover { transform: scale(1.15); }

.calc-results {
  display: flex; align-items: center; gap: 0;
  background: var(--bg-tint);
  border-radius: var(--radius);
  padding: 32px 40px;
  margin-bottom: 28px;
}
@media (max-width: 560px) { .calc-results { flex-direction: column; gap: 24px; padding: 24px 20px; } }

.calc-result-item { flex: 1; text-align: center; }
.calc-result-num {
  font-family: var(--font-display);
  font-size: 3rem; font-weight: 400;
  color: var(--ink);
  line-height: 1;
  margin-bottom: 8px;
}
.calc-result-item p { font-size: 0.8rem; color: var(--ink-soft); line-height: 1.4; margin: 0; }
.calc-divider {
  width: 1px; height: 60px;
  background: var(--line);
  flex-shrink: 0;
  margin: 0 40px;
}
@media (max-width: 560px) { .calc-divider { width: 60px; height: 1px; margin: 0; } }

.calc-bar-wrap { margin-bottom: 28px; }
.calc-bar-label {
  display: flex; justify-content: space-between; align-items: center;
  font-size: 0.78rem; color: var(--ink-soft);
  margin-bottom: 8px;
}
.calc-bar-track {
  width: 100%; height: 4px;
  background: var(--accent-light);
  border-radius: 99px; overflow: hidden;
}
.calc-bar-fill {
  height: 100%;
  background: var(--accent);
  border-radius: 99px;
  transition: width 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}
.calc-footnote { font-size: 0.75rem; color: var(--ink-soft); margin-top: 8px; }
.calc-cta-wrap { text-align: center; }

/* ─── PHILOSOPHY ─── */
.section-philosophy { padding: 80px 0; }
.philosophy-quote {
  border-left: 3px solid var(--accent);
  padding: 8px 0 8px 36px;
}
.philosophy-quote p {
  font-family: var(--font-display);
  font-size: clamp(1.4rem, 2.8vw, 2rem);
  font-style: italic;
  color: var(--ink);
  line-height: 1.45;
  font-weight: 300;
  margin-bottom: 16px;
}
.philosophy-quote footer {
  font-size: 0.8rem; color: var(--ink-soft);
  font-family: var(--font-body); font-style: normal;
  letter-spacing: 0.05em;
}

/* ─── CONTACT ─── */
.contact-layout {
  display: grid; grid-template-columns: 1fr 1.4fr;
  gap: 80px; align-items: start;
}
@media (max-width: 860px) { .contact-layout { grid-template-columns: 1fr; gap: 48px; } }

.contact-left h2 { margin-bottom: 16px; }
.contact-left > p { font-size: 0.95rem; color: var(--ink-soft); margin-bottom: 32px; }
.contact-info { display: flex; flex-direction: column; gap: 12px; }
.contact-link {
  display: flex; align-items: center; gap: 10px;
  font-size: 0.875rem; color: var(--ink-mid);
  transition: color var(--transition);
}
.contact-link:hover { color: var(--accent); }
.contact-link.no-link { pointer-events: none; }

.contact-form { display: flex; flex-direction: column; gap: 18px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
@media (max-width: 500px) { .form-row { grid-template-columns: 1fr; } }

.form-group { display: flex; flex-direction: column; gap: 6px; }
.form-group label { font-size: 0.75rem; font-weight: 500; letter-spacing: 0.06em; text-transform: uppercase; color: var(--ink-soft); }

.form-group input,
.form-group textarea {
  background: var(--bg);
  border: 1px solid var(--line);
  color: var(--ink);
  border-radius: 8px;
  padding: 12px 14px;
  font-family: var(--font-body);
  font-size: 0.9rem;
  outline: none;
  transition: border-color var(--transition), box-shadow var(--transition);
  width: 100%;
}
.form-group input::placeholder,
.form-group textarea::placeholder { color: var(--ink-soft); opacity: 0.6; }
.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(176,125,74,0.12);
}
.form-group textarea { resize: vertical; min-height: 110px; }

.form-success {
  padding: 14px;
  border-radius: 8px;
  background: rgba(176,125,74,0.08);
  border: 1px solid rgba(176,125,74,0.25);
  font-size: 0.875rem;
  color: var(--accent-hover);
  text-align: center;
}
.hidden { display: none; }

/* ─── FOOTER ─── */
.footer {
  border-top: 1px solid var(--line);
  padding: 28px 24px;
}
.footer-inner {
  max-width: var(--max-w); margin: 0 auto;
  display: flex; align-items: center; justify-content: space-between;
  flex-wrap: wrap; gap: 12px;
}
.footer-logo {
  font-family: var(--font-display);
  font-size: 1rem; font-weight: 600;
  color: var(--accent);
}
.footer-copy { font-size: 0.78rem; color: var(--ink-soft); }
.footer-links { display: flex; gap: 20px; }
.footer-links a { font-size: 0.78rem; color: var(--ink-soft); transition: color var(--transition); }
.footer-links a:hover { color: var(--accent); }

/* ─── REVEAL ANIMATIONS ─── */
.fade-up {
  opacity: 0;
  transform: translateY(24px);
  animation: fadeUp 0.8s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}
.delay-05 { animation-delay: 0.05s; }
.delay-1  { animation-delay: 0.15s; }
.delay-15 { animation-delay: 0.2s; }
.delay-2  { animation-delay: 0.3s; }
.delay-3  { animation-delay: 0.45s; }
.delay-4  { animation-delay: 0.6s; }

@keyframes fadeUp {
  to { opacity: 1; transform: translateY(0); }
}

.reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.7s cubic-bezier(0.16, 1, 0.3, 1),
              transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
}
.reveal.visible { opacity: 1; transform: translateY(0); }
.reveal.delay-05.visible { transition-delay: 0.06s; }
.reveal.delay-1.visible  { transition-delay: 0.12s; }
.reveal.delay-15.visible { transition-delay: 0.18s; }
.reveal.delay-2.visible  { transition-delay: 0.24s; }