/* =========================================================
   eCom Consulting — site stylesheet
   Light theme, teal accent, Inter typography.
   ========================================================= */

/* ---------- Reset / base ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Arial, sans-serif;
  font-size: 17px;
  line-height: 1.6;
  color: var(--body);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
img, svg { max-width: 100%; display: block; }
a { color: var(--teal); text-decoration: none; transition: color .15s ease; }
a:hover { color: var(--teal-dark); }
h1, h2, h3, h4 { color: var(--ink); margin: 0 0 .5em; font-weight: 800; letter-spacing: -0.02em; line-height: 1.15; }
h1 { font-size: clamp(2.25rem, 5vw, 3.75rem); }
h2 { font-size: clamp(1.75rem, 3.2vw, 2.5rem); }
h3 { font-size: 1.25rem; font-weight: 700; }
p  { margin: 0 0 1em; }

/* ---------- Tokens ---------- */
:root {
  --teal:        #00A9CE;
  --teal-dark:   #008CAC;
  --teal-soft:   #E6F6FB;
  --ink:         #0F1419;
  --body:        #2A2F36;
  --muted:       #6B7280;
  --line:        #E5E7EB;
  --surface:     #F7FAFC;
  --bg:          #FFFFFF;
  --dark-bg:     #0B1116;
  --dark-line:   #1F2A33;
  --radius:      14px;
  --shadow-sm:   0 1px 2px rgba(15,20,25,.04), 0 1px 4px rgba(15,20,25,.04);
  --shadow-md:   0 8px 24px rgba(15,20,25,.06), 0 2px 6px rgba(15,20,25,.04);
  --container:   1140px;
}

/* ---------- Layout ---------- */
.container { width: 100%; max-width: var(--container); margin: 0 auto; padding: 0 24px; }
.section { padding: 88px 0; }
.section--alt { background: var(--surface); }
.section--dark { background: var(--dark-bg); color: #C8D2DA; }
.section--dark h1, .section--dark h2, .section--dark h3 { color: #FFFFFF; }
.section-head { max-width: 760px; margin: 0 auto 56px; text-align: center; }
.section-head .eyebrow { color: var(--teal); font-weight: 700; font-size: .875rem; letter-spacing: .12em; text-transform: uppercase; margin-bottom: 12px; }
.section-head p { color: var(--muted); font-size: 1.125rem; }

/* ---------- Header / Nav ---------- */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(255,255,255,.92);
  backdrop-filter: saturate(140%) blur(8px);
  -webkit-backdrop-filter: saturate(140%) blur(8px);
  border-bottom: 1px solid var(--line);
}
.nav { display: flex; align-items: center; justify-content: space-between; height: 72px; }
.brand { display: inline-flex; align-items: center; gap: 12px; color: var(--ink); }
.brand:hover { color: var(--ink); }
.brand-mark { width: 38px; height: 38px; color: var(--ink); flex: 0 0 auto; }
.brand-text { font-weight: 800; font-size: 1.25rem; letter-spacing: -0.02em; line-height: 1; }
.brand-text em { font-style: normal; font-weight: 500; color: var(--muted); letter-spacing: .14em; font-size: .75rem; display: block; margin-top: 3px; text-transform: uppercase; }

.nav-links { display: flex; align-items: center; gap: 28px; list-style: none; margin: 0; padding: 0; }
.nav-links a { color: var(--body); font-weight: 500; font-size: .95rem; }
.nav-links a:hover, .nav-links a.is-active { color: var(--teal); }
.nav-cta { display: inline-flex; }

.nav-toggle {
  display: none; background: none; border: 0; padding: 8px; cursor: pointer;
  color: var(--ink);
}
.nav-toggle svg { width: 26px; height: 26px; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 13px 22px; border-radius: 999px; font-weight: 600; font-size: .95rem;
  border: 1.5px solid transparent; cursor: pointer; transition: all .15s ease;
  white-space: nowrap;
}
.btn--primary { background: var(--teal); color: #FFFFFF; }
.btn--primary:hover { background: var(--teal-dark); color: #FFFFFF; transform: translateY(-1px); box-shadow: 0 6px 16px rgba(0,169,206,.28); }
.btn--ghost { background: transparent; color: var(--ink); border-color: var(--line); }
.btn--ghost:hover { color: var(--ink); border-color: var(--ink); }
.btn--dark { background: var(--ink); color: #FFFFFF; }
.btn--dark:hover { background: #1B2229; color: #FFFFFF; }
.btn--light { background: #FFFFFF; color: var(--ink); }
.btn--light:hover { background: #F0F4F7; color: var(--ink); }

/* ---------- Hero ---------- */
.hero { padding: 88px 0 64px; position: relative; overflow: hidden; }
.hero::before {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background:
    radial-gradient(900px 400px at 85% 10%, rgba(0,169,206,.10), transparent 60%),
    radial-gradient(700px 300px at 10% 100%, rgba(15,20,25,.04), transparent 60%);
}
.hero .container { position: relative; }
.hero-eyebrow { color: var(--teal); font-weight: 700; font-size: .875rem; letter-spacing: .12em; text-transform: uppercase; margin-bottom: 18px; }
.hero h1 { max-width: 18ch; }
.hero h1 .accent { color: var(--teal); }
.hero p { font-size: 1.2rem; color: var(--body); max-width: 60ch; margin-top: 18px; }
.hero-cta { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 32px; }

/* ---------- Logos / marketplace strip ---------- */
.marketplaces { padding: 40px 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); background: var(--surface); }
.marketplaces-row { display: flex; align-items: center; gap: 48px; flex-wrap: wrap; justify-content: center; }
.marketplaces .label { color: var(--muted); font-size: .8rem; letter-spacing: .14em; text-transform: uppercase; font-weight: 600; }
.mp-name { font-weight: 700; color: var(--ink); font-size: 1.4rem; letter-spacing: -0.02em; opacity: .85; }
.mp-name:hover { opacity: 1; color: var(--teal); }

/* ---------- Cards / service grid ---------- */
.grid { display: grid; gap: 24px; }
.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: #FFFFFF; border: 1px solid var(--line); border-radius: var(--radius);
  padding: 28px; box-shadow: var(--shadow-sm); transition: all .2s ease;
}
.card:hover { transform: translateY(-3px); box-shadow: var(--shadow-md); border-color: rgba(0,169,206,.4); }
.card .icon { width: 44px; height: 44px; border-radius: 12px; background: var(--teal-soft); color: var(--teal); display: flex; align-items: center; justify-content: center; margin-bottom: 16px; }
.card .icon svg { width: 22px; height: 22px; }
.card h3 { margin-bottom: 8px; }
.card p { color: var(--muted); margin: 0; font-size: .98rem; }
.card a.card-link { display: inline-flex; align-items: center; gap: 6px; margin-top: 16px; font-weight: 600; font-size: .9rem; }

.section--dark .card { background: #111A21; border-color: var(--dark-line); }
.section--dark .card p { color: #94A3AC; }
.section--dark .card:hover { border-color: var(--teal); }

/* ---------- Two-column blocks ---------- */
.two-col { display: grid; grid-template-columns: 1.05fr .95fr; gap: 56px; align-items: center; }
.two-col--reverse { grid-template-columns: .95fr 1.05fr; }
.two-col--reverse .two-col__media { order: -1; }
.two-col__media {
  background: linear-gradient(135deg, var(--teal-soft), #FFFFFF);
  border: 1px solid var(--line); border-radius: var(--radius);
  aspect-ratio: 4/3; display: flex; align-items: center; justify-content: center;
  color: var(--teal); padding: 36px;
}
.two-col h2 { margin-bottom: 16px; }
.two-col ul { list-style: none; padding: 0; margin: 18px 0 0; }
.two-col ul li { padding-left: 28px; position: relative; margin-bottom: 10px; color: var(--body); }
.two-col ul li::before {
  content: ""; position: absolute; left: 0; top: 9px; width: 16px; height: 16px;
  border-radius: 50%; background: var(--teal-soft);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath fill='none' stroke='%2300A9CE' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round' d='M4 8.5l2.5 2.5L12 5.5'/%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: center;
}

/* ---------- Stat row ---------- */
.stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; margin-top: 32px; }
.stat { padding: 20px 0; border-top: 2px solid var(--teal); }
.stat .num { font-size: 2.25rem; font-weight: 800; color: var(--ink); letter-spacing: -0.02em; line-height: 1; }
.stat .label { color: var(--muted); font-size: .9rem; margin-top: 6px; }

/* ---------- CTA band ---------- */
.cta-band { padding: 72px 0; background: var(--ink); color: #FFFFFF; }
.cta-band .container { display: grid; grid-template-columns: 1.4fr 1fr; gap: 32px; align-items: center; }
.cta-band h2 { color: #FFFFFF; }
.cta-band p { color: #C8D2DA; margin: 0; }
.cta-band .cta-actions { display: flex; gap: 12px; justify-content: flex-end; flex-wrap: wrap; }

/* ---------- Page header (sub pages) ---------- */
.page-header {
  padding: 64px 0 32px; background: linear-gradient(180deg, var(--teal-soft) 0%, #FFFFFF 100%);
  border-bottom: 1px solid var(--line);
}
.page-header .eyebrow { color: var(--teal); font-weight: 700; font-size: .875rem; letter-spacing: .12em; text-transform: uppercase; margin-bottom: 10px; }
.page-header p.lead { font-size: 1.2rem; color: var(--body); max-width: 60ch; margin-top: 12px; }

/* ---------- Form ---------- */
.form { display: grid; gap: 16px; max-width: 560px; }
.form .field { display: flex; flex-direction: column; gap: 6px; }
.form label { font-weight: 600; font-size: .9rem; color: var(--ink); }
.form input, .form textarea, .form select {
  width: 100%; padding: 12px 14px; border-radius: 10px; border: 1px solid var(--line);
  font: inherit; color: var(--ink); background: #FFFFFF; transition: border-color .15s ease, box-shadow .15s ease;
}
.form input:focus, .form textarea:focus, .form select:focus {
  outline: 0; border-color: var(--teal); box-shadow: 0 0 0 4px rgba(0,169,206,.15);
}
.form textarea { min-height: 130px; resize: vertical; }
.form .field--full { grid-column: 1 / -1; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }

/* ---------- Footer ---------- */
.site-footer { background: var(--dark-bg); color: #98A2AC; padding: 64px 0 28px; }
.site-footer .container { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 40px; }
.site-footer h4 { color: #FFFFFF; font-size: .9rem; letter-spacing: .12em; text-transform: uppercase; margin-bottom: 14px; font-weight: 700; }
.site-footer ul { list-style: none; padding: 0; margin: 0; }
.site-footer li { margin-bottom: 8px; }
.site-footer a { color: #B8C2CC; }
.site-footer a:hover { color: #FFFFFF; }
.site-footer .brand { color: #FFFFFF; }
.site-footer .brand-mark { color: #FFFFFF; }
.site-footer .brand-text em { color: #6B7785; }
.site-footer .footer-tag { margin-top: 16px; color: #98A2AC; font-size: .95rem; max-width: 36ch; }
.footer-bottom {
  border-top: 1px solid var(--dark-line); margin-top: 48px; padding-top: 22px;
  display: flex; justify-content: space-between; align-items: center; gap: 16px; flex-wrap: wrap;
  color: #6B7785; font-size: .85rem;
}

/* ---------- Utility ---------- */
.text-center { text-align: center; }
.muted { color: var(--muted); }
.eyebrow { color: var(--teal); font-weight: 700; font-size: .875rem; letter-spacing: .12em; text-transform: uppercase; }
.divider { height: 1px; background: var(--line); border: 0; margin: 56px 0; }

/* ---------- Responsive ---------- */
@media (max-width: 960px) {
  .grid--3, .grid--4 { grid-template-columns: repeat(2, 1fr); }
  .stats { grid-template-columns: repeat(2, 1fr); }
  .two-col, .two-col--reverse { grid-template-columns: 1fr; }
  .two-col--reverse .two-col__media { order: 0; }
  .cta-band .container { grid-template-columns: 1fr; }
  .cta-band .cta-actions { justify-content: flex-start; }
  .site-footer .container { grid-template-columns: 1fr 1fr; }
  .site-footer .footer-brand { grid-column: 1 / -1; }
}
@media (max-width: 640px) {
  body { font-size: 16px; }
  .section { padding: 64px 0; }
  .hero { padding: 56px 0 40px; }
  .grid--3, .grid--4, .grid--2 { grid-template-columns: 1fr; }
  .nav-links, .nav-cta { display: none; }
  .nav-toggle { display: inline-flex; }
  .site-header.is-open .nav-links {
    display: flex; flex-direction: column; gap: 6px;
    position: absolute; left: 0; right: 0; top: 72px;
    background: #FFFFFF; padding: 12px 24px 24px; border-bottom: 1px solid var(--line);
    box-shadow: var(--shadow-md);
  }
  .site-header.is-open .nav-links a { padding: 10px 0; font-size: 1.05rem; }
  .site-header.is-open .nav-cta { display: inline-flex; position: absolute; left: 24px; right: 24px; top: auto; }
  .form-row { grid-template-columns: 1fr; }
  .site-footer .container { grid-template-columns: 1fr; }
  .stats { grid-template-columns: 1fr 1fr; }
}