:root {
  --bg: #ffffff;
  --bg-alt: #f5f8f8;
  --surface: #ffffff;
  --border: #e7eaee;
  --ink: #0f172a;
  --text: #0f172a;
  --text-body: #586173;
  --muted: #99a1b0;
  --accent: #2563eb;
  --accent-dark: #1d4ed8;
  --accent-deep: #1e3a8a;
  --accent-soft: #3b82f6;
  --accent-tint: #eaf1fe;
  --accent-grad: linear-gradient(95deg, #2563eb, #3b82f6);
  --amber: #f59e0b;
  --radius: 18px;
  --radius-sm: 11px;
  --maxw: 1160px;
  --shadow-sm: 0 1px 2px rgba(15,23,42,0.05), 0 2px 8px rgba(15,23,42,0.04);
  --shadow: 0 16px 40px -18px rgba(15,23,42,0.18);
  --shadow-lg: 0 34px 70px -28px rgba(15,23,42,0.26);
  --shadow-teal: 0 18px 40px -16px rgba(37,99,235,0.45);
  --font: "Outfit", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text-body);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}
.container { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 24px; }
h1, h2, h3, h4 { font-family: var(--font); color: var(--ink); font-weight: 700; line-height: 1.14; letter-spacing: -0.025em; }
a { color: inherit; text-decoration: none; }
::selection { background: rgba(37,99,235,0.18); }

.grad {
  background: var(--accent-grad);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}

.eyebrow {
  display: inline-flex; align-items: center; gap: 9px;
  font-size: 0.8rem; font-weight: 600; letter-spacing: 0.16em;
  text-transform: uppercase; color: var(--accent); margin-bottom: 16px;
}
.eyebrow::before { content: ""; width: 22px; height: 2px; border-radius: 2px; background: var(--accent); }
.section__head .eyebrow { justify-content: center; }

/* Buttons */
.btn {
  --pad-y: 12px; --pad-x: 22px;
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: var(--pad-y) var(--pad-x); border-radius: var(--radius-sm);
  font-family: var(--font); font-weight: 600; font-size: 0.95rem;
  border: 1px solid transparent; cursor: pointer;
  transition: transform 0.16s ease, box-shadow 0.24s ease, background 0.24s ease, border-color 0.24s ease, color 0.24s ease;
  white-space: nowrap;
}
.btn__arrow { transition: transform 0.22s ease; }
.btn:hover .btn__arrow { transform: translateX(4px); }
.btn--sm { --pad-y: 9px; --pad-x: 16px; font-size: 0.86rem; }
.btn--lg { --pad-y: 15px; --pad-x: 30px; font-size: 1rem; }
.btn--block { width: 100%; }
.btn--primary { background: var(--accent); color: #fff; box-shadow: var(--shadow-teal); }
.btn--primary:hover { background: var(--accent-dark); transform: translateY(-2px); box-shadow: 0 22px 44px -16px rgba(37,99,235,0.55); }
.btn--ghost { background: #fff; color: var(--ink); border-color: var(--border); }
.btn--ghost:hover { border-color: var(--accent); color: var(--accent); transform: translateY(-2px); box-shadow: var(--shadow-sm); }
.btn--white { background: #fff; color: var(--accent-dark); }
.btn--white:hover { transform: translateY(-2px); box-shadow: 0 20px 40px -16px rgba(0,0,0,0.3); }

/* Nav */
.nav {
  position: fixed; inset: 0 0 auto 0; z-index: 50;
  background: rgba(255,255,255,0.82); backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid transparent; transition: box-shadow 0.3s ease, border-color 0.3s ease, background 0.3s ease;
}
.nav.scrolled { border-bottom-color: var(--border); box-shadow: var(--shadow-sm); }
.nav__inner { display: flex; align-items: center; justify-content: space-between; height: 74px; }
.brand { display: inline-flex; align-items: center; gap: 10px; }
.brand__mark { display: inline-flex; }
.brand__name { font-weight: 800; font-size: 1.32rem; letter-spacing: -0.03em; color: var(--ink); }
.brand__name span { color: var(--accent); }
.nav__links { display: flex; align-items: center; gap: 32px; }
.nav__links a { font-size: 0.95rem; font-weight: 500; color: var(--text-body); transition: color 0.2s ease; }
.nav__links a:hover, .nav__links a.active { color: var(--accent); }
.nav__links a.btn { color: #fff; }
.nav__toggle { display: none; flex-direction: column; gap: 5px; background: none; border: 0; cursor: pointer; padding: 8px; }
.nav__toggle span { width: 24px; height: 2px; background: var(--ink); border-radius: 2px; transition: transform 0.25s ease, opacity 0.2s ease; }
.nav__toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav__toggle.open span:nth-child(2) { opacity: 0; }
.nav__toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Hero */
.hero { position: relative; padding: 178px 0 110px; overflow: hidden; }
.hero__bg {
  position: absolute; inset: 0; z-index: 0;
  background:
    radial-gradient(40% 44% at 16% 8%, rgba(37,99,235,0.13), transparent 62%),
    radial-gradient(38% 40% at 86% 14%, rgba(59,130,246,0.10), transparent 60%),
    linear-gradient(180deg, var(--accent-tint), transparent 38%);
}
.hero__grid {
  position: absolute; inset: 0; z-index: 0; opacity: 0.5;
  background-image: radial-gradient(rgba(15,23,42,0.05) 1px, transparent 1px);
  background-size: 26px 26px;
  -webkit-mask-image: linear-gradient(180deg, #000, transparent 70%);
  mask-image: linear-gradient(180deg, #000, transparent 70%);
}
.hero__inner { position: relative; z-index: 1; text-align: center; max-width: 880px; margin: 0 auto; }
.hero__badge {
  display: inline-flex; align-items: center; gap: 9px;
  background: #fff; border: 1px solid var(--border); box-shadow: var(--shadow-sm);
  padding: 7px 15px 7px 12px; border-radius: 999px; font-size: 0.85rem; font-weight: 500;
  color: var(--text); margin-bottom: 26px; transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.hero__badge:hover { transform: translateY(-1px); box-shadow: var(--shadow); }
.hero__stars { color: var(--amber); letter-spacing: 1px; font-size: 0.8rem; }
.hero__title { font-size: clamp(2.7rem, 6.2vw, 4.7rem); font-weight: 800; letter-spacing: -0.035em; margin-bottom: 22px; }
.hero__sub { color: var(--text-body); font-size: clamp(1.05rem, 2vw, 1.24rem); max-width: 650px; margin: 0 auto 34px; }
.hero__cta { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }
.hero__trust { list-style: none; display: flex; gap: 12px 30px; justify-content: center; flex-wrap: wrap; margin-top: 48px; color: var(--muted); font-size: 0.9rem; font-weight: 500; }
.hero__trust li { position: relative; padding-left: 20px; }
.hero__trust li::before { content: ""; position: absolute; left: 0; top: 50%; width: 8px; height: 8px; border-radius: 50%; background: var(--accent); transform: translateY(-50%); }

/* Logo strip */
.logos { padding: 26px 0 6px; }
.logos__label { text-align: center; color: var(--muted); font-size: 0.82rem; font-weight: 600; letter-spacing: 0.14em; text-transform: uppercase; margin-bottom: 24px; }
.logos__row { display: flex; flex-wrap: wrap; align-items: center; justify-content: center; gap: 24px 48px; }
.logos__item { font-size: 1.3rem; font-weight: 700; letter-spacing: -0.02em; color: #aab1bd; transition: color 0.25s ease; }
.logos__item:hover { color: var(--accent); }

/* Sections */
.section { padding: 104px 0; position: relative; }
.section--alt { background: var(--bg-alt); }
.section__head { text-align: center; max-width: 650px; margin: 0 auto 60px; }
.section__title { font-size: clamp(2rem, 4vw, 2.85rem); margin-bottom: 14px; }
.section__lead { color: var(--text-body); font-size: 1.1rem; }

.grid { display: grid; gap: 24px; }
.grid--services { grid-template-columns: repeat(4, 1fr); }
.grid--work { grid-template-columns: repeat(3, 1fr); }
.grid--stats { grid-template-columns: repeat(4, 1fr); }
.grid--quotes { grid-template-columns: repeat(3, 1fr); }
.grid--why { grid-template-columns: 1.05fr 0.95fr; gap: 60px; align-items: center; }
.grid--contact { grid-template-columns: 1fr 1fr; gap: 60px; align-items: start; }

/* Service cards */
.card {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 32px 28px; box-shadow: var(--shadow-sm);
  transition: transform 0.28s ease, border-color 0.28s ease, box-shadow 0.28s ease;
}
.card:hover { transform: translateY(-7px); border-color: rgba(37,99,235,0.45); box-shadow: var(--shadow); }
.card__icon {
  width: 56px; height: 56px; border-radius: 15px; display: grid; place-items: center;
  background: var(--accent-tint); color: var(--accent); margin-bottom: 20px;
  transition: transform 0.28s ease;
}
.card:hover .card__icon { transform: scale(1.06) rotate(-3deg); }
.card h3 { font-size: 1.22rem; margin-bottom: 10px; }
.card p { color: var(--text-body); font-size: 0.96rem; margin-bottom: 16px; }
.card__list { list-style: none; display: flex; flex-direction: column; gap: 9px; }
.card__list li { font-size: 0.9rem; color: var(--text); padding-left: 22px; position: relative; }
.card__list li::before { content: "→"; position: absolute; left: 0; color: var(--accent); font-weight: 600; }

/* Work / results */
.work {
  position: relative; background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 30px 28px 28px; box-shadow: var(--shadow-sm); overflow: hidden;
  transition: transform 0.28s ease, box-shadow 0.28s ease, border-color 0.28s ease;
}
.work::before { content: ""; position: absolute; inset: 0 auto 0 0; width: 4px; background: var(--accent-grad); transform: scaleY(0); transform-origin: top; transition: transform 0.35s ease; }
.work:hover { transform: translateY(-7px); box-shadow: var(--shadow); border-color: rgba(37,99,235,0.4); }
.work:hover::before { transform: scaleY(1); }
.work__tag { display: inline-block; font-size: 0.74rem; font-weight: 600; letter-spacing: 0.06em; text-transform: uppercase; color: var(--accent-dark); background: var(--accent-tint); padding: 5px 11px; border-radius: 999px; margin-bottom: 18px; }
.work__metric { font-size: clamp(2.6rem, 5vw, 3.4rem); font-weight: 800; letter-spacing: -0.04em; line-height: 1; background: var(--accent-grad); -webkit-background-clip: text; background-clip: text; color: transparent; margin-bottom: 4px; }
.work h3 { font-size: 1.1rem; margin-bottom: 10px; }
.work p { color: var(--text-body); font-size: 0.95rem; margin-bottom: 18px; }
.work__link { font-size: 0.85rem; font-weight: 600; color: var(--muted); }

/* Featured case study */
.case { display: grid; grid-template-columns: 1.05fr 1fr; gap: 44px; align-items: center; background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 44px; box-shadow: var(--shadow-sm); }
.case__info h3 { font-size: clamp(1.6rem, 3vw, 2.1rem); margin: 16px 0 4px; }
.case__client { font-size: 0.88rem; font-weight: 600; color: var(--accent-dark); margin-bottom: 20px; }
.case__info p { color: var(--text-body); margin-bottom: 24px; }
.case__info p strong { color: var(--ink); font-weight: 700; }
.case__link { display: inline-flex; align-items: center; gap: 8px; color: var(--accent-dark); font-weight: 600; }
.case__link:hover .btn__arrow { transform: translateX(4px); }
.case__metrics { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.case__metric { background: var(--bg-alt); border: 1px solid var(--border); border-radius: var(--radius-sm); padding: 24px 18px; text-align: center; }
.case__metric strong { display: block; font-size: clamp(1.8rem, 3.5vw, 2.3rem); font-weight: 800; letter-spacing: -0.03em; background: var(--accent-grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.case__metric span { color: var(--text-body); font-size: 0.84rem; }

/* Stats */
.stats { padding: 8px 0 0; }
.grid--stats .stat { text-align: center; background: var(--bg-alt); border: 1px solid var(--border); border-radius: var(--radius); padding: 34px 18px; }
.stat__num { font-weight: 800; color: var(--ink); font-size: clamp(2.1rem, 4vw, 2.9rem); letter-spacing: -0.03em; }
.stat__plus { font-weight: 800; color: var(--accent); font-size: clamp(1.5rem, 3vw, 2rem); }
.stat p { color: var(--text-body); font-size: 0.92rem; margin-top: 6px; }

/* Steps */
.steps { list-style: none; display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.step { position: relative; background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 32px 26px; box-shadow: var(--shadow-sm); overflow: hidden; transition: transform 0.26s ease, box-shadow 0.26s ease; }
.step:hover { transform: translateY(-5px); box-shadow: var(--shadow); }
.step::after { content: ""; position: absolute; inset: auto 0 0 0; height: 3px; background: var(--accent-grad); transform: scaleX(0); transform-origin: left; transition: transform 0.4s ease; }
.step:hover::after { transform: scaleX(1); }
.step__no { font-weight: 800; font-size: 0.95rem; color: var(--accent); letter-spacing: 0.06em; }
.step h3 { font-size: 1.18rem; margin: 12px 0 8px; }
.step p { color: var(--text-body); font-size: 0.95rem; }

/* Why */
.why__copy .section__lead { margin-bottom: 30px; }
.why__points { display: grid; gap: 20px; margin-bottom: 34px; }
.why__point { display: flex; gap: 14px; align-items: flex-start; }
.why__check { flex: none; width: 26px; height: 26px; border-radius: 50%; display: grid; place-items: center; background: var(--accent-tint); color: var(--accent-dark); font-size: 0.8rem; font-weight: 700; margin-top: 2px; }
.why__point h4 { font-size: 1.06rem; margin-bottom: 3px; }
.why__point p { color: var(--text-body); font-size: 0.95rem; }
.why__panel { position: relative; min-height: 380px; display: grid; place-items: center; }
.orb { width: 290px; height: 290px; border-radius: 50%; background: radial-gradient(circle at 35% 30%, var(--accent-soft), var(--accent-deep)); opacity: 0.16; filter: blur(4px); animation: pulse 6s ease-in-out infinite; }
@keyframes pulse { 0%,100% { transform: scale(1);} 50% { transform: scale(1.07);} }
.why__card { position: absolute; background: #fff; border: 1px solid var(--border); border-radius: 14px; padding: 14px 18px; display: flex; flex-direction: column; box-shadow: var(--shadow); animation: floaty 5s ease-in-out infinite; }
.why__card strong { font-size: 1.55rem; color: var(--accent); font-weight: 800; letter-spacing: -0.02em; }
.why__card span { color: var(--text-body); font-size: 0.82rem; }
.why__card--1 { top: 11%; left: 0; }
.why__card--2 { top: 44%; right: 0; animation-delay: 1.4s; }
.why__card--3 { bottom: 9%; left: 15%; animation-delay: 2.6s; }
@keyframes floaty { 0%,100% { transform: translateY(0);} 50% { transform: translateY(-9px);} }

/* Testimonials */
.grid--quotes .quote {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 30px 28px; box-shadow: var(--shadow-sm); display: flex; flex-direction: column; gap: 16px;
  transition: transform 0.26s ease, box-shadow 0.26s ease;
}
.quote:hover { transform: translateY(-5px); box-shadow: var(--shadow); }
.quote__stars { color: var(--amber); letter-spacing: 2px; font-size: 0.95rem; }
.quote blockquote { font-size: 1.04rem; color: var(--ink); line-height: 1.55; font-weight: 500; }
.quote__by { display: flex; align-items: center; gap: 12px; margin-top: auto; }
.quote__avatar { flex: none; width: 44px; height: 44px; border-radius: 50%; display: grid; place-items: center; background: var(--accent-grad); color: #fff; font-weight: 700; font-size: 0.9rem; }
.quote__by strong { display: block; color: var(--ink); font-size: 0.95rem; }
.quote__by small { color: var(--muted); font-size: 0.85rem; }

/* CTA band */
.cta-band { padding: 0 0 8px; }
.cta-band__inner {
  position: relative; overflow: hidden;
  background: linear-gradient(120deg, var(--accent-deep), var(--accent) 60%, var(--accent-soft));
  border-radius: 26px; padding: 52px 56px;
  display: flex; align-items: center; justify-content: space-between; gap: 30px; flex-wrap: wrap;
  box-shadow: var(--shadow-teal);
}
.cta-band__inner::after { content: ""; position: absolute; inset: -50% -10% auto auto; width: 380px; height: 380px; border-radius: 50%; background: radial-gradient(circle, rgba(255,255,255,0.18), transparent 70%); }
.cta-band__inner > div { position: relative; z-index: 1; }
.cta-band__inner h2 { color: #fff; font-size: clamp(1.6rem, 3.4vw, 2.3rem); margin-bottom: 8px; }
.cta-band__inner p { color: rgba(255,255,255,0.9); font-size: 1.05rem; }
.cta-band__inner .btn { position: relative; z-index: 1; }

/* Contact */
.contact__details { list-style: none; margin-top: 32px; display: grid; gap: 18px; }
.contact__details li { display: flex; flex-direction: column; }
.contact__details span { font-size: 0.76rem; text-transform: uppercase; letter-spacing: 0.12em; color: var(--muted); }
.contact__details a { font-size: 1.05rem; color: var(--ink); font-weight: 500; transition: color 0.2s ease; }
.contact__details a:hover { color: var(--accent); }
.contact__form { background: var(--bg-alt); border: 1px solid var(--border); border-radius: var(--radius); padding: 34px; display: grid; gap: 16px; box-shadow: var(--shadow-sm); }
.field { display: grid; gap: 7px; }
.field label { font-size: 0.85rem; color: var(--ink); font-weight: 500; }
.field input, .field select, .field textarea {
  width: 100%; background: #fff; border: 1px solid var(--border); border-radius: 10px;
  padding: 13px 15px; color: var(--ink); font-family: var(--font); font-size: 0.95rem;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}
.field input::placeholder, .field textarea::placeholder { color: var(--muted); }
.field input:focus, .field select:focus, .field textarea:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px rgba(37,99,235,0.15); }
.field textarea { resize: vertical; }
.form__note { font-size: 0.9rem; min-height: 1.2em; }
.form__note.ok { color: var(--accent-dark); }
.form__note.err { color: #dc2626; }

/* Footer */
.footer { background: var(--bg-alt); border-top: 1px solid var(--border); padding: 64px 0 28px; }
.footer__top { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1fr; gap: 36px; padding-bottom: 36px; border-bottom: 1px solid var(--border); }
.footer__brand p { color: var(--text-body); margin-top: 12px; max-width: 300px; font-size: 0.95rem; }
.footer__col h4 { font-size: 0.8rem; text-transform: uppercase; letter-spacing: 0.12em; color: var(--muted); margin-bottom: 16px; font-weight: 600; }
.footer__col a { display: block; color: var(--text-body); font-size: 0.95rem; margin-bottom: 11px; transition: color 0.2s ease; }
.footer__col a:hover { color: var(--accent); }
.footer__bottom { display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; color: var(--muted); font-size: 0.85rem; padding-top: 22px; }

/* FAQ */
.faq { max-width: 760px; margin: 0 auto; display: grid; gap: 14px; }
.faq__item { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-sm); box-shadow: var(--shadow-sm); overflow: hidden; transition: border-color 0.2s ease, box-shadow 0.2s ease; }
.faq__item[open] { border-color: rgba(37,99,235,0.4); box-shadow: var(--shadow); }
.faq__item summary { list-style: none; cursor: pointer; display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 20px 24px; font-weight: 600; color: var(--ink); font-size: 1.04rem; }
.faq__item summary::-webkit-details-marker { display: none; }
.faq__item summary:hover { color: var(--accent); }
.faq__icon { flex: none; position: relative; width: 18px; height: 18px; }
.faq__icon::before, .faq__icon::after { content: ""; position: absolute; background: var(--accent); border-radius: 2px; transition: transform 0.25s ease, opacity 0.25s ease; }
.faq__icon::before { top: 8px; left: 0; width: 18px; height: 2px; }
.faq__icon::after { left: 8px; top: 0; width: 2px; height: 18px; }
.faq__item[open] .faq__icon::after { transform: rotate(90deg); opacity: 0; }
.faq__body { padding: 0 24px 22px; }
.faq__body p { color: var(--text-body); font-size: 0.97rem; }

/* Anchor offset for sticky nav */
section[id] { scroll-margin-top: 92px; }

/* Accessible focus */
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 6px; }

/* Reveal animation */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity 0.6s ease, transform 0.6s ease; }
.reveal.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  .orb, .why__card { animation: none; }
  html { scroll-behavior: auto; }
}

/* Responsive */
@media (max-width: 980px) {
  .grid--services { grid-template-columns: repeat(2, 1fr); }
  .grid--work, .grid--quotes { grid-template-columns: 1fr; }
  .case { grid-template-columns: 1fr; gap: 30px; padding: 30px; }
  .steps { grid-template-columns: repeat(2, 1fr); }
  .grid--why, .grid--contact { grid-template-columns: 1fr; gap: 44px; }
  .why__panel { min-height: 320px; }
  .footer__top { grid-template-columns: 1fr 1fr; gap: 30px; }
}
@media (max-width: 720px) {
  .nav__toggle { display: flex; }
  .nav__links {
    position: fixed; inset: 74px 0 auto 0; flex-direction: column; align-items: stretch; gap: 0;
    background: #fff; border-bottom: 1px solid var(--border); box-shadow: var(--shadow);
    padding: 12px 24px 24px; transform: translateY(-135%); transition: transform 0.3s ease;
  }
  .nav__links.open { transform: translateY(0); }
  .nav__links a { padding: 15px 0; border-bottom: 1px solid var(--border); }
  .nav__links a.btn { margin-top: 14px; justify-content: center; border-bottom: 0; }
  .grid--stats { grid-template-columns: repeat(2, 1fr); }
  .hero { padding: 138px 0 80px; }
  .cta-band__inner { padding: 40px 28px; text-align: center; justify-content: center; }
  .footer__top { grid-template-columns: 1fr; }
}
@media (max-width: 480px) {
  .grid--services { grid-template-columns: 1fr; }
  .steps { grid-template-columns: 1fr; }
}