:root {
  --bg: #090a0f;
  --bg-2: #0f1219;
  --surface: rgba(255,255,255,.04);
  --surface-strong: rgba(255,255,255,.07);
  --text: #f3f5fa;
  --text-soft: #ced5e3;
  --text-muted: #8f98ab;
  --line: rgba(255,255,255,.09);
  --line-strong: rgba(255,255,255,.14);
  --blue: #0c63ff;
  --blue-soft: #80b0ff;
  --blue-pale: #d8e6ff;
  --off: #f2f3f6;
  --off-2: #e8ebf1;
  --shadow: 0 30px 70px rgba(0,0,0,.28);
  --radius: 28px;
  --shell: min(1220px, calc(100% - 48px));
  --font: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--text);
  background: var(--bg);
  font-family: var(--font);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
img { display: block; max-width: 100%; }
a, button, input, select, textarea { font: inherit; }
button { cursor: pointer; }

.skip-link {
  position: absolute;
  left: 14px;
  top: -45px;
  z-index: 1000;
  padding: 10px 14px;
  border-radius: 12px;
  color: #fff;
  background: var(--blue);
  text-decoration: none;
}
.skip-link:focus { top: 14px; }

.page-progress {
  position: fixed;
  left: 0;
  top: 0;
  z-index: 80;
  width: 100%;
  height: 2px;
  background: rgba(255,255,255,.04);
}
.page-progress span {
  display: block;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, var(--blue), #69a6ff);
  transform-origin: left;
  transform: scaleX(0);
}

.site-header {
  position: fixed;
  left: 50%;
  top: 18px;
  z-index: 70;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 26px;
  width: min(1240px, calc(100% - 24px));
  padding: 14px 18px;
  border: 1px solid rgba(255,255,255,.07);
  border-radius: 18px;
  background: rgba(10,12,18,.72);
  backdrop-filter: blur(14px);
  transform: translateX(-50%);
  transition: .28s ease;
}
.site-header.is-scrolled {
  top: 10px;
  padding: 12px 16px;
  background: rgba(10,12,18,.84);
}
.brand {
  color: #fff;
  text-decoration: none;
  font-size: 20px;
  font-weight: 760;
  letter-spacing: -.04em;
}
.brand span { color: var(--blue-soft); }
.desktop-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 28px;
}
.desktop-nav a,
.site-footer a {
  color: var(--text-soft);
  text-decoration: none;
  font-size: 14px;
}
.desktop-nav a:hover,
.site-footer a:hover { color: #fff; }
.header-cta,
.primary-button,
.secondary-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 20px;
  border-radius: 999px;
  text-decoration: none;
  font-weight: 700;
  letter-spacing: -.01em;
}
.header-cta,
.primary-button {
  border: 1px solid rgba(255,255,255,.08);
  color: #fff;
  background: linear-gradient(180deg, #1c6cff, #0b4fd0);
  box-shadow: 0 14px 30px rgba(12,99,255,.22);
}
.secondary-link {
  color: #10131a;
  background: #fff;
}
.header-cta:hover,
.primary-button:hover { filter: brightness(1.05); }
.menu-toggle {
  display: none;
  width: 44px;
  height: 44px;
  padding: 0;
  border: 1px solid rgba(255,255,255,.08);
  border-radius: 12px;
  background: transparent;
}
.menu-toggle span {
  display: block;
  width: 18px;
  height: 2px;
  margin: 5px auto;
  background: #fff;
}
.mobile-menu {
  position: fixed;
  inset: 78px 12px auto;
  z-index: 68;
  padding: 18px;
  border: 1px solid rgba(255,255,255,.07);
  border-radius: 18px;
  background: rgba(10,12,18,.95);
  transform: translateY(-10px);
  opacity: 0;
  visibility: hidden;
  transition: .24s ease;
}
.mobile-menu.is-open { opacity: 1; visibility: visible; transform: translateY(0); }
.mobile-menu nav { display: grid; gap: 12px; margin-bottom: 16px; }
.mobile-menu nav a {
  color: #eef2fb;
  text-decoration: none;
  font-size: 17px;
}

.section { position: relative; padding: 120px 0; }
.section-shell { width: var(--shell); margin: 0 auto; }
.section-kicker {
  margin: 0 0 22px;
  color: var(--text-muted);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: .16em;
  text-transform: uppercase;
}
.eyebrow {
  margin: 0 0 18px;
  color: var(--text-muted);
  font-size: 12px;
  font-weight: 780;
  letter-spacing: .16em;
  text-transform: uppercase;
}
.split-heading {
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(280px, .75fr);
  gap: 48px;
  align-items: end;
}
h1, h2, h3, p { margin: 0; }
h1, h2, h3 { letter-spacing: -.05em; }
h1 strong,
h2 { font-size: clamp(44px, 6vw, 88px); line-height: .95; }
.hero-copy h1 span {
  display: block;
  margin-bottom: 18px;
  color: #acb4c6;
  font-size: clamp(26px, 2.8vw, 42px);
  font-weight: 550;
  line-height: 1.04;
}
.hero-copy h1 strong { display: block; max-width: 760px; }
.hero-lead,
.hero-support,
.proposal-text p,
.split-heading p,
.service-slide-copy p,
.service-slide-copy span,
.differential-row p,
.process-item p,
.proof-card p,
.testimonial-card footer,
.faq-column > p,
.contact-column > p,
.form-privacy,
.form-status,
.solution-board-copy p,
.proposal-footer p {
  color: var(--text-soft);
  line-height: 1.65;
  font-size: 17px;
}
.light-section,
.proposal,
.solution-story,
.process-story,
.faq-contact { background: var(--off); color: #0e1218; }
.light-section .section-kicker,
.proposal .section-kicker,
.solution-story .section-kicker,
.process-story .section-kicker,
.faq-contact .section-kicker,
.proposal .eyebrow { color: #697386; }
.light-section .split-heading p,
.proposal .proposal-text p,
.proposal-footer p,
.solution-board-copy p,
.process-item p,
.faq-column > p,
.contact-column > p,
.form-privacy,
.form-status,
.proof-card p { color: #4c5668; }
.dark-section { background: var(--bg); }

.hero-story { position: relative; height: 360vh; }
.hero-pin {
  position: sticky;
  top: 0;
  min-height: 100vh;
  overflow: hidden;
  background: var(--bg);
}
.hero-grid {
  position: absolute;
  inset: 0;
  opacity: .18;
  background-image: linear-gradient(rgba(255,255,255,.05) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.05) 1px, transparent 1px);
  background-size: 68px 68px;
  mask-image: radial-gradient(circle at center, #000 0, transparent 78%);
}
.hero-glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(110px);
  pointer-events: none;
}
.hero-glow-a { width: 46vw; height: 46vw; left: -12vw; top: -10vw; background: rgba(20,84,255,.18); }
.hero-glow-b { width: 42vw; height: 42vw; right: -10vw; bottom: -14vw; background: rgba(70,130,255,.15); }
.hero-shell {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, .95fr) minmax(380px, .95fr);
  gap: 36px;
  align-items: center;
  width: var(--shell);
  min-height: 100vh;
  margin: 0 auto;
  padding-top: 110px;
}
.hero-copy { position: relative; z-index: 2; }
.hero-lead { max-width: 670px; margin-top: 28px; }
.hero-support { max-width: 670px; margin-top: 18px; color: #9ea8bb; }
.hero-actions { display: flex; align-items: center; gap: 18px; margin-top: 34px; }
.hero-note { color: #8f98ab; font-size: 12px; line-height: 1.5; }
.hero-gallery {
  position: relative;
  height: min(70vh, 720px);
  min-height: 540px;
}
.hero-screen {
  position: absolute;
  margin: 0;
  overflow: hidden;
  border: 1px solid rgba(255,255,255,.08);
  border-radius: 26px;
  background: rgba(255,255,255,.03);
  box-shadow: var(--shadow);
}
.hero-screen img,
.proposal-shot img,
.problem-frame img,
.solution-board-shot img,
.service-slide-image img,
.authority-card img { width: 100%; height: 100%; object-fit: cover; }
.hero-screen-main { inset: 10% 2% 10% 10%; z-index: 2; }
.hero-screen-left { width: 42%; height: 46%; left: 0; top: 0; z-index: 1; }
.hero-screen-right { width: 42%; height: 46%; right: 0; bottom: 0; z-index: 3; }
.hero-message,
.hero-flow,
.hero-end {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  z-index: 4;
  pointer-events: none;
}
.hero-message { opacity: 0; }
.hero-message p {
  width: min(1100px, 90%);
  text-align: center;
  font-size: clamp(54px, 8vw, 120px);
  line-height: .92;
  font-weight: 760;
  letter-spacing: -.07em;
}
.hero-flow { opacity: 0; }
.flow-track {
  position: absolute;
  left: 8%; right: 8%; top: 50%;
  height: 2px;
  background: rgba(255,255,255,.08);
}
.flow-track span {
  display: block;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, var(--blue), #7cb3ff);
  transform: scaleX(0);
  transform-origin: left;
}
.flow-word {
  position: absolute;
  top: calc(50% - 48px);
  padding: 13px 16px;
  border: 1px solid rgba(255,255,255,.09);
  border-radius: 16px;
  color: #eef2fb;
  background: rgba(10,12,18,.78);
  backdrop-filter: blur(14px);
  font-size: clamp(17px, 1.6vw, 24px);
  font-weight: 680;
  opacity: 0;
}
.flow-word-1 { left: 6%; }
.flow-word-2 { left: 24%; }
.flow-word-3 { left: 42%; }
.flow-word-4 { left: 60%; }
.flow-word-5 { left: 78%; }
.hero-end { opacity: 0; text-align: center; }
.hero-end p {
  margin-bottom: 22px;
  font-size: clamp(42px, 6vw, 80px);
  line-height: .95;
  font-weight: 770;
  letter-spacing: -.06em;
}
.hero-end .secondary-link { pointer-events: auto; }

.proposal-layout {
  display: grid;
  grid-template-columns: minmax(0, .95fr) minmax(340px, .95fr);
  gap: 60px;
  align-items: center;
}
.proposal-text { display: grid; gap: 24px; }
.proposal-text h3 { font-size: clamp(40px, 5vw, 76px); line-height: .95; }
.proposal-visual {
  position: relative;
  min-height: 680px;
  border-radius: 36px;
  padding: 24px;
  background: linear-gradient(180deg, #10161f, #182333);
  box-shadow: var(--shadow);
}
.proposal-shot {
  position: absolute;
  inset: 18% 8% 8% 8%;
  margin: 0;
  border-radius: 28px;
  overflow: hidden;
}
.proposal-panel {
  position: absolute;
  z-index: 2;
  width: min(300px, 58%);
  padding: 18px;
  border-radius: 20px;
  backdrop-filter: blur(12px);
}
.proposal-panel span {
  display: block;
  margin-bottom: 8px;
  font-size: 10px;
  font-weight: 800;
  letter-spacing: .14em;
  text-transform: uppercase;
}
.proposal-panel strong { display: block; font-size: 28px; line-height: 1.03; letter-spacing: -.04em; }
.proposal-panel-soft {
  left: 24px;
  top: 24px;
  color: rgba(255,255,255,.7);
  background: rgba(6,8,14,.5);
}
.proposal-panel-strong {
  right: 24px;
  bottom: 24px;
  color: #fff;
  background: rgba(12,99,255,.88);
}
.proposal-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding-top: 70px;
}
.proposal-footer p { max-width: 800px; font-size: 21px; line-height: 1.5; }

.problem-scroll { position: relative; height: 270vh; margin-top: 80px; }
.problem-pin {
  position: sticky;
  top: 0;
  display: grid;
  grid-template-columns: minmax(0, .95fr) minmax(280px, .8fr);
  gap: 56px;
  align-items: center;
  width: var(--shell);
  min-height: 100vh;
  margin: 0 auto;
}
.problem-visual {
  position: relative;
  min-height: 640px;
}
.problem-frame {
  position: absolute;
  inset: 0;
  margin: 0;
  overflow: hidden;
  border: 1px solid rgba(255,255,255,.08);
  border-radius: 28px;
  box-shadow: var(--shadow);
}
.problem-frame-before { z-index: 1; }
.problem-frame-after {
  z-index: 2;
  transform: scale(.92);
  opacity: 0;
}
.problem-tags {
  position: absolute;
  inset: auto 22px 22px 22px;
  z-index: 3;
  display: grid;
  gap: 12px;
}
.problem-tag {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: fit-content;
  min-height: 44px;
  padding: 0 16px;
  border: 1px solid rgba(255,255,255,.08);
  border-radius: 999px;
  color: #fff;
  background: rgba(10,12,18,.78);
  backdrop-filter: blur(12px);
  font-size: 14px;
  font-weight: 700;
  opacity: 0;
}
.problem-copy-list {
  display: grid;
  gap: 16px;
}
.problem-line {
  padding: 22px;
  border: 1px solid rgba(255,255,255,.08);
  border-radius: 22px;
  background: rgba(255,255,255,.03);
  opacity: .28;
}
.problem-line p { color: #ecf1fb; font-size: clamp(28px, 3.2vw, 42px); line-height: 1.05; }

.solution-journey { display: grid; gap: 42px; margin-top: 64px; }
.solution-options {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}
.solution-options span {
  min-height: 48px;
  padding: 0 18px;
  border: 1px solid rgba(16,18,24,.12);
  border-radius: 999px;
  color: #0e1218;
  background: rgba(255,255,255,.82);
  display: inline-flex;
  align-items: center;
  font-size: 14px;
  font-weight: 700;
}
.solution-board {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(300px, .85fr);
  gap: 36px;
  align-items: center;
  padding: 22px;
  border: 1px solid rgba(15,20,28,.08);
  border-radius: 32px;
  background: #fff;
  box-shadow: 0 30px 60px rgba(16,18,24,.08);
}
.solution-board-shot {
  margin: 0;
  min-height: 420px;
  overflow: hidden;
  border-radius: 24px;
}
.solution-board-copy { display: grid; gap: 18px; }
.solution-points {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 4px;
}
.solution-points span {
  min-height: 42px;
  padding: 0 14px;
  border-radius: 999px;
  color: #163164;
  background: #eaf2ff;
  display: inline-flex;
  align-items: center;
  font-size: 13px;
  font-weight: 700;
}

.services-scroll { overflow: hidden; }
.services-track {
  display: flex;
  gap: 20px;
  width: max-content;
  padding: 0 calc((100vw - var(--shell)) / 2) 0 calc((100vw - var(--shell)) / 2);
}
.service-slide {
  display: grid;
  grid-template-columns: minmax(320px, .8fr) minmax(420px, 1fr);
  gap: 24px;
  align-items: center;
  width: min(1150px, calc(100vw - 64px));
  min-height: 72vh;
  padding: 28px;
  border-radius: 34px;
  background: #fff;
  box-shadow: 0 30px 60px rgba(18,22,30,.08);
}
.service-slide-copy { display: grid; gap: 16px; }
.service-index {
  color: #6e7a92;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: .16em;
  text-transform: uppercase;
}
.service-slide h3 { font-size: clamp(38px, 4.6vw, 72px); line-height: .95; }
.service-slide-copy p { color: #263041; font-size: 20px; line-height: 1.45; }
.service-slide-copy span { color: #60708a; font-size: 16px; }
.service-slide-image {
  margin: 0;
  min-height: 520px;
  overflow: hidden;
  border-radius: 24px;
  background: #10131a;
}

.differential-list { display: grid; margin-top: 56px; border-top: 1px solid rgba(255,255,255,.08); }
.differential-row {
  display: grid;
  grid-template-columns: 110px 1fr;
  gap: 22px;
  padding: 28px 0;
  border-bottom: 1px solid rgba(255,255,255,.08);
}
.differential-row > span {
  color: var(--blue-soft);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: .16em;
}
.differential-row h3,
.process-item h3,
.faq-column h2,
.contact-column h2 { font-size: clamp(32px, 3.4vw, 52px); line-height: 1; margin-bottom: 10px; }

.process-layout {
  display: grid;
  grid-template-columns: 80px minmax(0, 1fr) minmax(300px, .6fr);
  gap: 26px 34px;
  align-items: start;
  margin-top: 56px;
}
.process-line {
  position: relative;
  justify-self: center;
  width: 2px;
  min-height: 100%;
  background: rgba(12,18,26,.12);
}
.process-line span {
  display: block;
  width: 100%;
  height: 100%;
  background: linear-gradient(180deg, var(--blue), #81b2ff);
  transform-origin: top;
  transform: scaleY(0);
}
.process-items { display: grid; gap: 22px; }
.process-item {
  display: grid;
  grid-template-columns: 68px 1fr;
  gap: 18px;
  align-items: start;
  padding: 18px 0;
  opacity: .35;
  transition: opacity .25s ease;
}
.process-item.is-active { opacity: 1; }
.process-item > span {
  display: grid;
  place-items: center;
  width: 54px;
  height: 54px;
  border-radius: 50%;
  color: #fff;
  background: var(--blue);
  font-size: 13px;
  font-weight: 800;
  box-shadow: 0 14px 30px rgba(12,99,255,.16);
}
.process-item h3 { font-size: 28px; margin-bottom: 8px; }
.process-cta {
  align-self: start;
  position: sticky;
  top: 130px;
  padding: 24px;
  border: 1px solid rgba(14,18,24,.08);
  border-radius: 26px;
  background: #fff;
  box-shadow: 0 24px 45px rgba(14,18,24,.08);
}
.process-cta p { color: #49566a; margin-bottom: 18px; font-size: 18px; line-height: 1.5; }

.authority-gallery {
  display: grid;
  grid-template-columns: 1.1fr .9fr .9fr;
  gap: 16px;
  margin-top: 52px;
}
.authority-card {
  margin: 0;
  min-height: 340px;
  overflow: hidden;
  border: 1px solid rgba(255,255,255,.08);
  border-radius: 26px;
  background: rgba(255,255,255,.04);
}
.authority-card-large { min-height: 520px; }
.proof-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-top: 22px;
}
.proof-card {
  min-height: 170px;
  padding: 22px;
  border: 1px solid rgba(255,255,255,.08);
  border-radius: 22px;
  background: rgba(255,255,255,.03);
}
.proof-card span {
  display: block;
  margin-bottom: 12px;
  color: #eef2fb;
  font-size: 26px;
  line-height: 1.05;
  letter-spacing: -.04em;
}
.testimonial-card {
  margin: 22px 0 0;
  padding: 30px;
  border: 1px solid rgba(255,255,255,.08);
  border-radius: 26px;
  background: linear-gradient(180deg, rgba(255,255,255,.04), rgba(255,255,255,.02));
}
.testimonial-card p { color: #f3f5fa; font-size: clamp(26px, 3vw, 42px); line-height: 1.14; }
.testimonial-card footer { margin-top: 22px; color: #9da7ba; }

.faq-contact-shell {
  display: grid;
  grid-template-columns: minmax(0, .85fr) minmax(320px, .9fr);
  gap: 54px;
}
.faq-column,
.contact-column { min-width: 0; }
.faq-list { display: grid; gap: 10px; margin-top: 40px; }
.faq-item {
  border: 1px solid rgba(14,18,24,.08);
  border-radius: 18px;
  background: #fff;
  overflow: hidden;
}
.faq-item button {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  width: 100%;
  min-height: 70px;
  padding: 0 18px;
  border: 0;
  color: #11161d;
  background: transparent;
  text-align: left;
  font-size: 18px;
  font-weight: 650;
  letter-spacing: -.02em;
}
.faq-item button b {
  color: #5f6f89;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: .12em;
}
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height .25s ease;
}
.faq-answer p {
  padding: 0 18px 18px;
  color: #566579;
  line-height: 1.6;
}
.project-form {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-top: 34px;
  padding: 24px;
  border: 1px solid rgba(14,18,24,.08);
  border-radius: 26px;
  background: #fff;
  box-shadow: 0 24px 45px rgba(14,18,24,.08);
}
.form-field { display: grid; gap: 10px; }
.form-field-full { grid-column: 1 / -1; }
.form-field label { color: #11161d; font-size: 13px; font-weight: 700; }
.form-field input,
.form-field select,
.form-field textarea {
  width: 100%;
  padding: 15px 16px;
  border: 1px solid #d7dde8;
  border-radius: 16px;
  color: #11161d;
  background: #f8fafc;
  outline: none;
  transition: .2s ease;
}
.form-field input:focus,
.form-field select:focus,
.form-field textarea:focus { border-color: #8fb8ff; background: #fff; }
.form-field small { min-height: 18px; color: #e45d73; font-size: 12px; }
.form-field.has-error input,
.form-field.has-error select,
.form-field.has-error textarea { border-color: #f2a0ae; background: #fff8fa; }
.project-form .primary-button { grid-column: 1 / -1; width: 100%; }
.form-privacy,
.form-status { grid-column: 1 / -1; font-size: 14px; }

.site-footer {
  padding: 28px 0 38px;
  background: var(--off);
  border-top: 1px solid rgba(14,18,24,.08);
}
.footer-shell {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  width: var(--shell);
  margin: 0 auto;
  color: #526072;
  font-size: 14px;
}

.no-motion * { scroll-behavior: auto !important; }
.no-motion .hero-story,
.no-motion .problem-scroll { height: auto; }
.no-motion .hero-pin,
.no-motion .problem-pin { position: relative; min-height: auto; }
.no-motion .hero-shell,
.no-motion .problem-pin { padding-bottom: 100px; }
.no-motion .hero-message,
.no-motion .hero-flow,
.no-motion .hero-end { display: none; }
.no-motion .problem-frame-after,
.no-motion .problem-tag,
.no-motion .problem-line { opacity: 1 !important; transform: none !important; }
.no-motion [data-reveal],
.no-motion [data-reveal-title] { opacity: 1 !important; transform: none !important; }

@media (max-width: 1080px) {
  .site-header { grid-template-columns: auto auto; }
  .desktop-nav, .header-cta { display: none; }
  .menu-toggle { display: inline-block; justify-self: end; }
  .hero-shell,
  .proposal-layout,
  .split-heading,
  .faq-contact-shell,
  .solution-board { grid-template-columns: 1fr; }
  .hero-shell { gap: 24px; }
  .hero-gallery { height: 54vh; min-height: 380px; }
  .proposal-visual { min-height: 520px; }
  .problem-pin { grid-template-columns: 1fr; gap: 34px; }
  .process-layout { grid-template-columns: 1fr; }
  .process-line { display: none; }
  .process-cta { position: relative; top: auto; }
  .authority-gallery { grid-template-columns: 1fr 1fr; }
  .authority-card-large { grid-column: 1 / -1; }
  .proof-grid { grid-template-columns: 1fr; }
}

@media (max-width: 900px) {
  :root { --shell: min(100% - 24px, 1000px); }
  .section { padding: 90px 0; }
  .hero-story { height: auto; }
  .hero-pin { position: relative; min-height: auto; }
  .hero-shell { min-height: auto; padding-top: 108px; padding-bottom: 80px; }
  .hero-actions { flex-direction: column; align-items: flex-start; }
  .hero-gallery { order: 3; height: 44vh; min-height: 320px; }
  .hero-screen-main { inset: 8% 2% 12% 6%; }
  .hero-screen-left { width: 42%; height: 42%; }
  .hero-screen-right { width: 42%; height: 42%; }
  .hero-message,
  .hero-flow,
  .hero-end { display: none; }
  .proposal-footer { flex-direction: column; align-items: flex-start; }
  .problem-scroll { height: auto; }
  .problem-pin { position: relative; min-height: auto; padding-bottom: 70px; }
  .problem-visual { min-height: 420px; }
  .problem-frame-after { opacity: 1; transform: scale(.94); }
  .problem-tags { position: relative; inset: auto; margin-top: 16px; }
  .problem-tag,
  .problem-line { opacity: 1; }
  .services-track {
    display: grid;
    width: 100%;
    padding: 0;
    gap: 16px;
  }
  .service-slide {
    grid-template-columns: 1fr;
    width: 100%;
    min-height: 0;
    padding: 20px;
  }
  .service-slide-image { min-height: 320px; }
  .differential-row { grid-template-columns: 70px 1fr; }
  .project-form { grid-template-columns: 1fr; }
}

@media (max-width: 640px) {
  .site-header { top: 10px; width: calc(100% - 16px); padding: 12px 14px; }
  .brand { font-size: 18px; }
  .hero-copy h1 span { font-size: 22px; }
  h1 strong, h2 { font-size: clamp(38px, 12vw, 56px); }
  .hero-lead,
  .hero-support,
  .proposal-text p,
  .split-heading p,
  .service-slide-copy p,
  .service-slide-copy span,
  .differential-row p,
  .process-item p,
  .proof-card p,
  .testimonial-card footer,
  .faq-column > p,
  .contact-column > p,
  .solution-board-copy p,
  .proposal-footer p { font-size: 15px; }
  .proposal-visual { min-height: 420px; }
  .proposal-panel strong { font-size: 22px; }
  .problem-line p,
  .testimonial-card p { font-size: 26px; }
  .solution-options span,
  .solution-points span { width: 100%; justify-content: center; }
  .authority-gallery { grid-template-columns: 1fr; }
  .authority-card-large { min-height: 340px; }
  .footer-shell { flex-direction: column; align-items: flex-start; }
}