/* ===================================================
   APack — Custom Corrugated Box Manufacturers, Chennai
   Stylesheet
=================================================== */

:root {
  --color-bg: #faf6ee;
  --color-bg-alt: #f2e9d8;
  --color-card: #ffffff;
  --color-ink: #2b2420;
  --color-ink-soft: #5b5148;
  --color-primary: #cc6a1e;
  --color-primary-dark: #a2530f;
  --color-primary-light: #f0b57a;
  --color-secondary: #2f6f5e;
  --color-secondary-dark: #234f42;
  --color-border: #e4d7bd;
  --color-white: #ffffff;
  --shadow-sm: 0 2px 8px rgba(43, 36, 32, 0.07);
  --shadow-md: 0 8px 24px rgba(43, 36, 32, 0.10);
  --shadow-lg: 0 16px 40px rgba(43, 36, 32, 0.14);
  --radius: 14px;
  --radius-sm: 8px;
  --max-width: 1180px;
  --font-head: 'Poppins', 'Segoe UI', sans-serif;
  --font-body: 'Inter', 'Segoe UI', sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--color-ink);
  background: var(--color-bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; margin: 0; padding: 0; }

h1, h2, h3, h4 {
  font-family: var(--font-head);
  font-weight: 600;
  line-height: 1.25;
  margin: 0 0 0.5em;
  color: var(--color-ink);
}

h1 { font-size: clamp(2rem, 4vw, 3rem); font-weight: 700; }
h2 { font-size: clamp(1.6rem, 3vw, 2.2rem); font-weight: 700; }
h3 { font-size: 1.25rem; }
p { margin: 0 0 1em; color: var(--color-ink-soft); }

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

.section {
  padding: 80px 0;
}
.section-alt {
  background: var(--color-bg-alt);
}

.eyebrow {
  display: inline-block;
  font-family: var(--font-head);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-primary-dark);
  background: rgba(204, 106, 30, 0.1);
  padding: 6px 14px;
  border-radius: 999px;
  margin-bottom: 14px;
}

.section-head {
  max-width: 640px;
  margin: 0 auto 48px;
  text-align: center;
}
.section-head.left {
  margin: 0 0 40px;
  text-align: left;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-head);
  font-weight: 600;
  font-size: 0.95rem;
  padding: 13px 26px;
  border-radius: 999px;
  border: 2px solid transparent;
  cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease, color .15s ease;
  white-space: nowrap;
}
.btn:hover { transform: translateY(-2px); }
.btn-primary {
  background: var(--color-primary);
  color: var(--color-white);
  box-shadow: var(--shadow-sm);
}
.btn-primary:hover { background: var(--color-primary-dark); box-shadow: var(--shadow-md); }
.btn-outline {
  background: transparent;
  border-color: var(--color-ink);
  color: var(--color-ink);
}
.btn-outline:hover { background: var(--color-ink); color: var(--color-white); }
.btn-light {
  background: var(--color-white);
  color: var(--color-primary-dark);
}
.btn-light:hover { background: var(--color-bg-alt); }
.btn-sm { padding: 9px 18px; font-size: 0.85rem; }
.btn-block { width: 100%; justify-content: center; }

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(250, 246, 238, 0.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--color-border);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 24px;
  max-width: var(--max-width);
  margin: 0 auto;
}
.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 1.4rem;
  color: var(--color-ink);
}
.logo .logo-mark {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-white);
  flex-shrink: 0;
}
.logo .logo-mark svg { width: 22px; height: 22px; }
.logo small {
  display: block;
  font-family: var(--font-body);
  font-weight: 500;
  font-size: 0.62rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-ink-soft);
}

.main-nav ul {
  display: flex;
  gap: 6px;
  align-items: center;
}
.main-nav a {
  font-family: var(--font-head);
  font-weight: 500;
  font-size: 0.95rem;
  padding: 10px 16px;
  border-radius: 999px;
  color: var(--color-ink-soft);
  transition: background 0.15s, color 0.15s;
}
.main-nav a:hover,
.main-nav a.active {
  background: var(--color-ink);
  color: var(--color-white);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 14px;
}
.header-phone {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-head);
  font-weight: 600;
  font-size: 0.92rem;
  color: var(--color-ink);
}
.header-phone svg { width: 18px; height: 18px; color: var(--color-primary); flex-shrink: 0; }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px;
}
.nav-toggle span {
  width: 24px;
  height: 2px;
  background: var(--color-ink);
  border-radius: 2px;
}

/* ---------- Hero ---------- */
.hero {
  position: relative;
  overflow: hidden;
  padding: 90px 0 70px;
  background:
    repeating-linear-gradient(135deg, rgba(204,106,30,0.05) 0px, rgba(204,106,30,0.05) 2px, transparent 2px, transparent 18px),
    var(--color-bg);
}
.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 48px;
  align-items: center;
}
.hero-copy .eyebrow { background: rgba(47,111,94,0.12); color: var(--color-secondary-dark); }
.hero h1 { margin-bottom: 20px; }
.hero p.lead { font-size: 1.1rem; max-width: 520px; }
.hero-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-top: 28px;
}
.hero-points {
  display: flex;
  gap: 24px;
  flex-wrap: wrap;
  margin-top: 36px;
  padding-top: 28px;
  border-top: 1px solid var(--color-border);
}
.hero-points .point {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-head);
  font-weight: 600;
  font-size: 0.88rem;
  color: var(--color-ink);
}
.hero-points .point svg { width: 18px; height: 18px; color: var(--color-secondary); flex-shrink: 0; }

/* Hero visual: illustrated stack of corrugated boxes, pure CSS/SVG */
.hero-visual {
  position: relative;
  display: flex;
  align-items: flex-end;
  justify-content: center;
  height: 380px;
}
.box-art {
  position: relative;
  width: 100%;
  max-width: 380px;
  height: 100%;
}
.box-art .box {
  position: absolute;
  border-radius: 6px;
  box-shadow: var(--shadow-md);
  background-image:
    linear-gradient(180deg, rgba(255,255,255,0.18), rgba(0,0,0,0.08)),
    repeating-linear-gradient(90deg, rgba(43,36,32,0.10) 0 3px, transparent 3px 9px);
  border: 2px solid rgba(43,36,32,0.15);
}
.box-art .box::before {
  content: "";
  position: absolute;
  inset: 14% 10%;
  border: 2px dashed rgba(43,36,32,0.18);
  border-radius: 4px;
}
.box-1 { width: 58%; height: 46%; left: 4%; bottom: 0; background-color: #d98a3d; z-index: 3; }
.box-2 { width: 46%; height: 34%; right: 2%; bottom: 6%; background-color: var(--color-secondary); z-index: 2; transform: rotate(-4deg); }
.box-3 { width: 62%; height: 30%; left: 14%; bottom: 44%; background-color: #e7c793; z-index: 1; transform: rotate(3deg); }
.box-tape {
  position: absolute;
  left: 50%;
  top: -6%;
  width: 14%;
  height: 112%;
  background: rgba(43,36,32,0.15);
  transform: translateX(-50%);
}
.box-1 .box-tape { top: -8%; height: 116%; }

/* ---------- Trust / feature strip ---------- */
.trust-strip {
  padding: 46px 0;
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  background: var(--color-card);
}
.trust-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  text-align: center;
}
.trust-grid .item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
}
.trust-grid .icon-wrap {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background: rgba(204,106,30,0.1);
  display: flex;
  align-items: center;
  justify-content: center;
}
.trust-grid .icon-wrap svg { width: 24px; height: 24px; color: var(--color-primary-dark); }
.trust-grid .label {
  font-family: var(--font-head);
  font-weight: 600;
  font-size: 0.9rem;
}

/* ---------- Cards / grids ---------- */
.grid {
  display: grid;
  gap: 28px;
}
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

.card {
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 30px;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }

.icon-badge {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-sm);
  background: linear-gradient(135deg, var(--color-primary-light), var(--color-primary));
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 18px;
}
.icon-badge svg { width: 26px; height: 26px; color: var(--color-white); }
.icon-badge.alt {
  background: linear-gradient(135deg, #6fb6a1, var(--color-secondary));
}

/* Product card with swatch preview instead of photo */
.product-card {
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.product-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.product-swatch {
  height: 160px;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--swatch-bg, #e7c793);
  background-image: repeating-linear-gradient(45deg, rgba(43,36,32,0.06) 0 6px, transparent 6px 14px);
  border-bottom: 1px solid var(--color-border);
}
.product-swatch svg { width: 56px; height: 56px; color: rgba(43,36,32,0.55); }
.product-body { padding: 26px; flex: 1; display: flex; flex-direction: column; }
.product-body h3 { margin-bottom: 8px; }
.product-body p { font-size: 0.94rem; flex: 1; }
.spec-list { margin: 14px 0 18px; }
.spec-list li {
  font-size: 0.86rem;
  color: var(--color-ink-soft);
  padding-left: 20px;
  position: relative;
  margin-bottom: 6px;
}
.spec-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 8px;
  width: 8px;
  height: 8px;
  border-radius: 2px;
  background: var(--color-primary);
}

/* ---------- Process steps ---------- */
.process-steps {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 20px;
  counter-reset: step;
}
.process-step {
  position: relative;
  text-align: center;
  padding: 30px 16px;
}
.process-step .step-num {
  width: 44px;
  height: 44px;
  margin: 0 auto 16px;
  border-radius: 50%;
  background: var(--color-ink);
  color: var(--color-white);
  font-family: var(--font-head);
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
}
.process-step h3 { font-size: 1rem; margin-bottom: 6px; }
.process-step p { font-size: 0.85rem; margin: 0; }
.process-connector {
  position: absolute;
  top: 42px;
  right: -50%;
  width: 100%;
  height: 2px;
  background: var(--color-border);
}
.process-step:last-child .process-connector { display: none; }

/* ---------- Industries chips ---------- */
.chip-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: center;
}
.chip {
  font-family: var(--font-head);
  font-weight: 500;
  font-size: 0.88rem;
  padding: 10px 18px;
  border-radius: 999px;
  background: var(--color-card);
  border: 1px solid var(--color-border);
}

/* ---------- CTA banner ---------- */
.cta-banner {
  background: linear-gradient(120deg, var(--color-secondary-dark), var(--color-secondary));
  color: var(--color-white);
  border-radius: var(--radius);
  padding: 56px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
  flex-wrap: wrap;
}
.cta-banner h2 { color: var(--color-white); margin-bottom: 8px; }
.cta-banner p { color: rgba(255,255,255,0.85); margin: 0; }

/* ---------- Gallery ---------- */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}
.gallery-tile {
  aspect-ratio: 4 / 3;
  border-radius: var(--radius);
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: flex-end;
  border: 1px solid var(--color-border);
  background: var(--tile-bg, #e7c793);
  background-image: repeating-linear-gradient(90deg, rgba(43,36,32,0.08) 0 4px, transparent 4px 12px);
}
.gallery-tile .tag {
  margin: 16px;
  background: rgba(43,36,32,0.75);
  color: var(--color-white);
  font-family: var(--font-head);
  font-size: 0.8rem;
  font-weight: 600;
  padding: 6px 14px;
  border-radius: 999px;
}
.gallery-note {
  margin-top: 30px;
  padding: 18px 22px;
  border: 1px dashed var(--color-border);
  border-radius: var(--radius-sm);
  background: var(--color-card);
  font-size: 0.9rem;
  color: var(--color-ink-soft);
}

/* ---------- About page ---------- */
.about-hero {
  padding: 60px 0;
  text-align: center;
  background: var(--color-bg-alt);
}
.value-grid { grid-template-columns: repeat(3, 1fr); }
.capability-list li {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  padding: 14px 0;
  border-bottom: 1px solid var(--color-border);
}
.capability-list li svg {
  width: 20px;
  height: 20px;
  color: var(--color-secondary);
  flex-shrink: 0;
  margin-top: 3px;
}
.capability-list li:last-child { border-bottom: none; }

.placeholder-note {
  font-size: 0.85rem;
  color: var(--color-primary-dark);
  background: rgba(204,106,30,0.08);
  border: 1px dashed rgba(204,106,30,0.35);
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  margin-bottom: 24px;
}

/* ---------- Contact page ---------- */
.contact-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 40px;
  align-items: start;
}
.contact-info-card {
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 32px;
}
.contact-info-card .row {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  padding: 16px 0;
  border-bottom: 1px solid var(--color-border);
}
.contact-info-card .row:last-child { border-bottom: none; }
.contact-info-card .row svg {
  width: 22px; height: 22px; color: var(--color-primary); flex-shrink: 0; margin-top: 2px;
}
.contact-info-card h3 { font-size: 0.95rem; margin-bottom: 4px; }
.contact-info-card p { margin: 0; font-size: 0.92rem; }
.social-row { display: flex; gap: 10px; margin-top: 20px; }
.social-row a {
  width: 38px; height: 38px;
  border-radius: 50%;
  background: var(--color-bg-alt);
  display: flex; align-items: center; justify-content: center;
}
.social-row svg { width: 18px; height: 18px; color: var(--color-ink); }

.form-card {
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 36px;
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.field { margin-bottom: 18px; }
.field label {
  display: block;
  font-family: var(--font-head);
  font-weight: 600;
  font-size: 0.86rem;
  margin-bottom: 6px;
}
.field input,
.field select,
.field textarea {
  width: 100%;
  padding: 12px 14px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-border);
  background: var(--color-bg);
  font-family: var(--font-body);
  font-size: 0.94rem;
  color: var(--color-ink);
}
.field input:focus,
.field select:focus,
.field textarea:focus {
  outline: none;
  border-color: var(--color-primary);
}
.field textarea { resize: vertical; min-height: 110px; }
.form-note { font-size: 0.82rem; color: var(--color-ink-soft); margin-top: 12px; }

.map-embed {
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--color-border);
  margin-top: 24px;
}
.map-embed iframe { width: 100%; height: 320px; border: 0; display: block; }

/* ---------- Page header (inner pages) ---------- */
.page-header {
  padding: 56px 0 40px;
  background: var(--color-bg-alt);
  text-align: center;
}
.breadcrumb {
  font-family: var(--font-head);
  font-size: 0.85rem;
  color: var(--color-ink-soft);
  margin-bottom: 10px;
}
.breadcrumb a { color: var(--color-primary-dark); font-weight: 600; }

/* ---------- Footer ---------- */
.site-footer {
  background: var(--color-ink);
  color: rgba(255,255,255,0.75);
  padding: 60px 0 24px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
  gap: 36px;
  margin-bottom: 40px;
}
.footer-grid h4 {
  color: var(--color-white);
  font-size: 0.95rem;
  margin-bottom: 16px;
}
.footer-grid .logo { color: var(--color-white); margin-bottom: 14px; }
.footer-grid p { color: rgba(255,255,255,0.65); font-size: 0.9rem; }
.footer-grid li { margin-bottom: 10px; font-size: 0.9rem; }
.footer-grid a:hover { color: var(--color-primary-light); }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.12);
  padding-top: 22px;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
  font-size: 0.82rem;
  color: rgba(255,255,255,0.5);
}

/* ---------- Responsive ---------- */
@media (max-width: 980px) {
  .hero-grid { grid-template-columns: 1fr; }
  .hero-visual { height: 300px; margin-top: 20px; }
  .grid-3, .grid-4, .value-grid { grid-template-columns: repeat(2, 1fr); }
  .trust-grid { grid-template-columns: repeat(2, 1fr); }
  .process-steps { grid-template-columns: repeat(5, 1fr); }
  .contact-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .gallery-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 720px) {
  .main-nav { display: none; }
  .nav-toggle { display: flex; }
  .header-phone span { display: none; }
  .logo small { display: none; }
  .main-nav.open {
    display: block;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--color-bg);
    border-bottom: 1px solid var(--color-border);
    padding: 12px 24px 20px;
  }
  .main-nav.open ul { flex-direction: column; align-items: stretch; gap: 4px; }
  .main-nav.open a { display: block; padding: 12px 16px; }
  .process-steps { grid-template-columns: 1fr 1fr; }
  .process-connector { display: none; }
  .grid-3, .grid-4, .value-grid, .gallery-grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .cta-banner { flex-direction: column; text-align: center; padding: 40px 26px; }
  .footer-grid { grid-template-columns: 1fr; }
  .section { padding: 56px 0; }
}