:root {
  --navy: #001529;
  --blue: #003187;
  --blue-light: #2468b2;
  --yellow: #edc400;
  --yellow-soft: #fff4a8;
  --white: #ffffff;
  --paper: #f5f7fb;
  --ink: #0b1d31;
  --muted: #58677a;
  --line: rgba(0, 49, 135, 0.16);
  --shadow: 0 22px 60px rgba(0, 21, 41, 0.14);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: "Poppins", Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
}
button, a { font: inherit; }
button { color: inherit; }
img { display: block; max-width: 100%; }
.shell { width: min(1120px, calc(100% - 40px)); margin-inline: auto; }

.topbar {
  position: sticky;
  z-index: 50;
  top: 0;
  min-height: 80px;
  display: grid;
  grid-template-columns: 180px 1fr 120px;
  align-items: center;
  gap: 28px;
  padding: 12px clamp(20px, 5vw, 72px);
  background: rgba(0, 21, 41, 0.96);
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
  backdrop-filter: blur(14px);
  color: white;
}
.brand { display: inline-flex; width: 132px; }
.brand img { width: 100%; height: auto; }
.stepper { display: flex; align-items: center; justify-content: center; }
.stepper i { width: min(8vw, 88px); height: 1px; background: rgba(255, 255, 255, 0.2); }
.step-tab {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px;
  border: 0;
  background: transparent;
  color: rgba(255, 255, 255, 0.56);
  cursor: pointer;
}
.step-tab span {
  width: 28px;
  height: 28px;
  display: grid;
  place-items: center;
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: 50%;
  font: 700 12px/1 "Space Grotesk", sans-serif;
}
.step-tab strong { font-size: 12px; font-weight: 600; }
.step-tab.is-current { color: white; }
.step-tab.is-current span { border-color: var(--yellow); background: var(--yellow); color: var(--navy); }
.step-tab.is-unlocked:not(.is-current) { color: rgba(255, 255, 255, 0.88); }
.step-tab.is-unlocked:not(.is-current) span { border-color: rgba(237, 196, 0, 0.7); }
.step-tab:disabled { cursor: not-allowed; opacity: 0.46; }
.step-count { justify-self: end; color: rgba(255, 255, 255, 0.64); font-size: 12px; }
.step-count strong { color: var(--yellow); font-size: 16px; }

.step-panel { min-height: calc(100vh - 80px); }
.step-panel[hidden] { display: none; }
.hero {
  display: grid;
  grid-template-columns: 1.02fr 0.98fr;
  align-items: stretch;
  gap: 0;
  padding-top: 58px;
}
.hero-copy {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 54px clamp(28px, 4vw, 58px);
  background: var(--white);
  border-radius: 8px 0 0 8px;
  box-shadow: var(--shadow);
}
.hero-copy::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 82px;
  height: 5px;
  border-radius: 8px 0 8px 0;
  background: var(--yellow);
}
.eyebrow {
  margin: 0 0 16px;
  color: var(--blue);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}
.eyebrow.light { color: var(--yellow); }
h1, h2, h3 { font-family: "Space Grotesk", Arial, sans-serif; }
h1 {
  margin: 0;
  font-size: clamp(40px, 5vw, 66px);
  font-weight: 600;
  line-height: 1.02;
  letter-spacing: -0.045em;
}
.hero-lead { margin: 24px 0 0; color: var(--muted); font-size: 17px; line-height: 1.7; }
.hero-principle {
  display: grid;
  gap: 4px;
  margin-top: 30px;
  padding: 17px 18px;
  border-left: 4px solid var(--yellow);
  background: #fffbee;
  color: var(--blue);
  font-size: 14px;
}
.hero-principle strong { color: var(--navy); }
.hero-visual { position: relative; min-height: 590px; margin: 0; overflow: hidden; border-radius: 0 8px 8px 0; background: var(--navy); }
.hero-visual img { width: 100%; height: 100%; object-fit: cover; }
.hero-visual::after { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg, rgba(0,21,41,.25), transparent 48%); }
.hero-visual figcaption {
  position: absolute;
  z-index: 2;
  right: 18px;
  bottom: 18px;
  padding: 9px 12px;
  border: 1px solid rgba(255,255,255,.35);
  border-radius: 999px;
  background: rgba(0,21,41,.74);
  color: white;
  font-size: 12px;
  backdrop-filter: blur(8px);
}

.stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  margin-top: 26px;
  background: var(--navy);
  border-radius: 8px;
  color: white;
  overflow: hidden;
}
.stats article { min-height: 122px; display: flex; flex-direction: column; justify-content: center; padding: 26px 34px; border-right: 1px solid rgba(255,255,255,.12); }
.stats article:last-child { border-right: 0; }
.stats strong { color: var(--yellow); font: 600 28px/1.1 "Space Grotesk", sans-serif; }
.stats span { margin-top: 8px; color: rgba(255,255,255,.72); font-size: 14px; }

.video-section, .short-video { padding-top: 100px; padding-bottom: 100px; }
.section-heading { display: grid; grid-template-columns: 1.25fr .75fr; gap: 70px; align-items: end; margin-bottom: 42px; }
.section-heading.compact { margin-bottom: 36px; }
.section-heading h2, .support-section h2, .form-stage h1 { margin: 0; font-size: clamp(34px, 4vw, 52px); font-weight: 600; line-height: 1.08; letter-spacing: -.04em; }
.section-heading > p { margin: 0 0 4px; color: var(--muted); font-size: 16px; line-height: 1.7; }
.video-layout { display: grid; grid-template-columns: minmax(0, 1.5fr) minmax(290px, .5fr); gap: 22px; }
.video-frame { position: relative; aspect-ratio: 16 / 9; overflow: hidden; border-radius: 8px; background: var(--navy); box-shadow: var(--shadow); }
.video-frame iframe, #testimonial-player { width: 100%; height: 100%; border: 0; }
.video-error { position: absolute; inset: 0; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 8px; padding: 30px; background: var(--navy); color: white; text-align: center; }
.video-error[hidden] { display: none; }
.video-error span { color: rgba(255,255,255,.7); font-size: 14px; }
.video-error button { margin-top: 10px; padding: 10px 16px; border: 0; border-radius: 999px; background: var(--yellow); color: var(--navy); font-weight: 700; cursor: pointer; }
.watch-card { display: flex; flex-direction: column; justify-content: center; padding: 32px; border: 1px solid var(--line); border-radius: 8px; background: white; }
.watch-label { margin: 0 0 14px; color: var(--blue); font-size: 12px; font-weight: 700; letter-spacing: .1em; text-transform: uppercase; }
.watch-card h3 { margin: 0; font-size: 24px; line-height: 1.2; }
.progress-track { height: 8px; margin-top: 28px; overflow: hidden; border-radius: 999px; background: #e7ebf2; }
.progress-track span { display: block; width: 0; height: 100%; border-radius: inherit; background: linear-gradient(90deg, var(--yellow), #ffdd33); transition: width .25s ease; }
.progress-row { display: flex; justify-content: space-between; gap: 16px; margin-top: 10px; color: var(--muted); font-size: 13px; }
.progress-row output { color: var(--blue); font-weight: 700; }
.watch-note { margin: 24px 0 0; color: var(--muted); font-size: 13px; line-height: 1.6; }
.stage-summary { display: flex; align-items: center; justify-content: space-between; gap: 42px; margin-top: 30px; padding: 28px 30px; border: 1px solid var(--line); border-radius: 8px; background: white; }
.stage-summary > p, .stage-summary > div p { max-width: 660px; margin: 0; color: var(--muted); font-size: 15px; line-height: 1.65; }

.primary-action {
  min-height: 52px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 18px;
  padding: 0 22px;
  border: 1px solid var(--yellow);
  border-radius: 999px;
  background: var(--yellow);
  color: var(--navy);
  box-shadow: 0 13px 28px rgba(0,49,135,.2);
  font-weight: 700;
  text-decoration: none;
  cursor: pointer;
  transition: transform .22s ease, background .22s ease, color .22s ease, box-shadow .22s ease;
}
.stage-actions { display: flex; flex-direction: column; gap: 14px; flex-shrink: 0; }
.skip-budget { display: inline-flex; align-items: center; justify-content: center; min-height: 50px; padding: 14px 22px; border: 2px solid var(--blue); border-radius: 6px; color: var(--blue); background: white; font-size: 15px; font-weight: 700; text-align: center; text-decoration: none; transition: background .2s, color .2s, transform .2s; }
.skip-budget:hover { background: var(--blue); color: white; transform: translateY(-2px); }
.primary-action b { font-size: 20px; transition: transform .22s ease; }
.primary-action:hover:not(:disabled) { transform: translateY(-3px); background: var(--blue); border-color: var(--blue); color: white; box-shadow: 0 18px 36px rgba(0,49,135,.3); }
.primary-action:hover:not(:disabled) b { transform: translateX(4px); }
.primary-action:active:not(:disabled) { transform: translateY(0) scale(.98); }
.primary-action:disabled { border-color: #d7dde7; background: #e8ebf0; color: #8792a2; box-shadow: none; cursor: not-allowed; }
.primary-action.is-ready { animation: readyPulse 2.3s ease-in-out infinite; }
@keyframes readyPulse { 50% { box-shadow: 0 16px 34px rgba(0,49,135,.34), 0 0 0 7px rgba(237,196,0,.16); } }
button:focus-visible, a:focus-visible { outline: 3px solid rgba(237,196,0,.72); outline-offset: 4px; }

.stage-intro { padding: 72px 0 78px; }
.dark-section { background: linear-gradient(118deg, var(--navy), var(--blue)); color: white; }
.stage-intro h1 { max-width: 900px; }
.stage-intro .shell > p:last-child { max-width: 720px; margin: 24px 0 0; color: rgba(255,255,255,.74); font-size: 17px; line-height: 1.7; }
.back-action { margin: 0 0 54px; padding: 9px 0; border: 0; border-bottom: 1px solid rgba(255,255,255,.35); background: transparent; color: white; font-size: 13px; font-weight: 600; cursor: pointer; }
.back-action.dark { color: var(--blue); border-color: rgba(0,49,135,.3); }

.case-projects { position: relative; padding: 112px 0; overflow: hidden; background: var(--navy); color: white; }
.case-projects::before { content: ""; position: absolute; width: 560px; height: 560px; top: -330px; right: -140px; border: 1px solid rgba(237,196,0,.16); border-radius: 50%; box-shadow: 0 0 0 90px rgba(255,255,255,.018), 0 0 0 180px rgba(255,255,255,.012); pointer-events: none; }
.case-projects .shell { position: relative; z-index: 1; }
.case-projects .section-heading > p { color: rgba(255,255,255,.67); }
.case-stack { display: grid; gap: 24px; }
.case-card { display: grid; grid-template-columns: minmax(0, 1.12fr) minmax(370px, .88fr); min-height: 430px; overflow: hidden; border: 1px solid rgba(255,255,255,.16); border-radius: 12px; background: white; color: var(--ink); box-shadow: 0 30px 70px rgba(0,0,0,.24); }
.case-visual { position: relative; min-height: 430px; display: block; padding: 0; overflow: hidden; border: 0; background: #06192d; cursor: zoom-in; }
.case-visual::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, rgba(0,21,41,.04) 44%, rgba(0,21,41,.78) 100%); pointer-events: none; }
.case-visual img { width: 100%; height: 100%; object-fit: cover; transition: transform .65s cubic-bezier(.2,.65,.25,1); }
.case-visual:hover img { transform: scale(1.045); }
.case-photo-pair { width: 100%; height: 100%; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); overflow: hidden; }
.case-photo-pair img + img { border-left: 2px solid white; }
.case-index, .case-expand { position: absolute; z-index: 2; color: white; }
.case-index { top: 22px; left: 22px; color: var(--yellow); font: 600 14px/1 "Space Grotesk", sans-serif; letter-spacing: .12em; }
.case-expand { right: 22px; bottom: 20px; padding-bottom: 5px; border-bottom: 1px solid rgba(255,255,255,.62); font-size: 12px; font-weight: 600; }
.case-content { display: flex; flex-direction: column; justify-content: center; padding: clamp(34px, 5vw, 62px); }
.case-location { position: relative; margin: 0 0 12px; padding-left: 17px; color: var(--muted); font-size: 13px; }
.case-location::before { content: ""; position: absolute; left: 0; top: .48em; width: 7px; height: 7px; border-radius: 50%; background: var(--yellow); box-shadow: 0 0 0 4px rgba(237,196,0,.18); }
.case-content h3 { margin: 0; color: var(--navy); font-size: clamp(34px, 4vw, 52px); font-weight: 600; line-height: 1; letter-spacing: -.045em; }
.case-description { max-width: 430px; margin: 19px 0 0; color: var(--muted); font-size: 14px; line-height: 1.65; }
.case-metrics { display: grid; margin-top: 34px; border-top: 1px solid var(--line); }
.case-metrics > div { display: flex; align-items: baseline; justify-content: space-between; gap: 18px; padding: 15px 0; border-bottom: 1px solid var(--line); }
.case-metrics strong { color: var(--blue); font: 600 clamp(27px, 3vw, 38px)/1 "Space Grotesk", sans-serif; letter-spacing: -.035em; }
.case-metrics span { max-width: 145px; color: var(--muted); font-size: 12px; line-height: 1.35; text-align: right; }
.case-metrics .case-economy strong { color: var(--navy); }
.case-metrics-compact { margin-top: 28px; }
.case-metrics-compact > div { padding: 20px 0 0; border-bottom: 0; }
.case-metrics-compact strong { font-size: clamp(34px, 4vw, 48px); }
.case-card.is-reverse .case-visual { order: 2; }
.case-data-note { max-width: 850px; margin: 26px 0 0; color: rgba(255,255,255,.5); font-size: 12px; line-height: 1.65; }

.reviews-section { padding: 88px 0; background: #eef3f9; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.reviews-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 16px; }
.review-card { min-height: 292px; display: flex; flex-direction: column; margin: 0; padding: 24px 22px 21px; border: 1px solid rgba(0,49,135,.12); border-radius: 8px; background: white; box-shadow: 0 12px 32px rgba(0,21,41,.07); }
.review-card.is-recent { border-top: 3px solid var(--yellow); padding-top: 22px; }
.review-card-top { display: flex; align-items: center; justify-content: space-between; gap: 14px; }
.google-mark { width: 30px; height: 30px; display: grid; place-items: center; border: 1px solid rgba(0,49,135,.12); border-radius: 50%; color: #4285f4; font: 700 17px/1 Arial, sans-serif; }
.review-recency { margin-right: auto; padding: 5px 8px; border-radius: 999px; background: #fff7c9; color: #735e00; font-size: 11px; font-weight: 700; letter-spacing: .04em; text-transform: uppercase; }
.review-stars { color: var(--yellow); font-size: 17px; letter-spacing: .08em; white-space: nowrap; }
.review-card blockquote { margin: 23px 0 25px; color: var(--ink); font-size: 14px; line-height: 1.67; }
.review-card footer { display: block; margin-top: auto; padding: 0; background: transparent; color: var(--ink); }
.review-card footer strong, .review-card footer span { display: block; }
.review-card footer strong { font: 600 15px/1.35 "Space Grotesk", sans-serif; }
.review-card footer span { margin-top: 4px; color: var(--muted); font-size: 12px; }

.structure-section { padding: 112px 0; background: white; }
.structure-heading { display: grid; grid-template-columns: 1.14fr .86fr; gap: 76px; align-items: end; margin-bottom: 42px; }
.structure-heading h2 { max-width: 680px; margin: 0; color: var(--navy); font-size: clamp(42px, 5.3vw, 68px); font-weight: 600; line-height: .98; letter-spacing: -.055em; }
.structure-heading > p { max-width: 470px; margin: 0 0 3px; color: var(--muted); font-size: 16px; line-height: 1.7; }
.structure-showcase { height: 640px; display: grid; grid-template-columns: 1.18fr .82fr; grid-template-rows: 1fr 1fr; gap: 18px; }
.structure-shot { position: relative; min-height: 0; margin: 0; overflow: hidden; border-radius: 10px; background: var(--navy); box-shadow: 0 20px 48px rgba(0,21,41,.13); }
.structure-store { grid-row: 1 / 3; }
.structure-shot::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, transparent 45%, rgba(0,21,41,.86) 100%); pointer-events: none; }
.structure-shot img { width: 100%; height: 100%; object-fit: cover; transition: transform .7s cubic-bezier(.2,.65,.25,1); }
.structure-shot:hover img { transform: scale(1.035); }
.structure-stock img { object-position: center 36%; }
.structure-shot figcaption { position: absolute; z-index: 2; left: 25px; right: 25px; bottom: 23px; display: flex; align-items: center; gap: 15px; color: white; }
.structure-shot figcaption > span { width: 34px; height: 34px; display: grid; place-items: center; flex: 0 0 auto; border: 1px solid rgba(255,255,255,.42); border-radius: 50%; color: var(--yellow); font: 600 11px/1 "Space Grotesk", sans-serif; }
.structure-shot figcaption small, .structure-shot figcaption strong { display: block; }
.structure-shot figcaption small { margin-bottom: 3px; color: rgba(255,255,255,.64); font-size: 11px; letter-spacing: .06em; text-transform: uppercase; }
.structure-shot figcaption strong { font: 600 21px/1.15 "Space Grotesk", sans-serif; }
.structure-proof { display: grid; grid-template-columns: repeat(3, 1fr); margin-top: 20px; border: 1px solid var(--line); border-radius: 9px; background: var(--paper); }
.structure-proof span { padding: 23px 25px; color: var(--muted); font-size: 13px; line-height: 1.55; }
.structure-proof span + span { border-left: 1px solid var(--line); }
.structure-proof strong { display: block; margin-bottom: 5px; color: var(--blue); font: 600 16px/1.25 "Space Grotesk", sans-serif; }

.support-section { padding: 92px 0; background: var(--blue); color: white; }
.support-inner { display: grid; grid-template-columns: .88fr 1.12fr; gap: 90px; }
.support-section h2 { max-width: 530px; }
.support-copy > p { margin: 0 0 20px; color: rgba(255,255,255,.78); font-size: 16px; line-height: 1.72; }
.guarantee-grid { display: grid; grid-template-columns: repeat(3, 1fr); margin-top: 34px; border-top: 1px solid rgba(255,255,255,.18); }
.guarantee-grid span { padding: 21px 18px 0 0; color: rgba(255,255,255,.65); font-size: 13px; line-height: 1.55; }
.guarantee-grid span + span { padding-left: 18px; border-left: 1px solid rgba(255,255,255,.18); }
.guarantee-grid strong { display: block; margin-bottom: 7px; color: var(--yellow); font-size: 14px; }

.short-video-layout { display: grid; grid-template-columns: minmax(280px, 390px) minmax(300px, 1fr); gap: 22px; align-items: stretch; justify-content: center; }
.short-video-frame { position: relative; width: 100%; aspect-ratio: 9 / 16; justify-self: center; overflow: hidden; border-radius: 8px; background: var(--navy); box-shadow: var(--shadow); }
.short-video-frame video { width: 100%; height: 100%; display: block; object-fit: cover; background: var(--navy); }
.short-watch-card { min-height: 0; padding: clamp(30px, 5vw, 64px); }
.locked-summary > div > strong { display: block; margin-bottom: 7px; font-size: 16px; }

.form-stage { padding-top: 70px; padding-bottom: 110px; }
.form-stage h1 { max-width: 860px; font-size: clamp(42px, 5.2vw, 68px); }
.form-lead { max-width: 720px; margin: 24px 0 0; color: var(--muted); font-size: 17px; line-height: 1.7; }
.proof-strip { margin-top: 34px; padding: 18px 22px; border-radius: 8px; background: var(--navy); color: white; font-size: 14px; font-weight: 600; text-align: center; }
.proof-strip i { padding: 0 15px; color: var(--yellow); font-style: normal; }
.form-card { display: grid; grid-template-columns: 1fr .8fr; gap: 60px; align-items: center; margin-top: 24px; padding: clamp(30px, 5vw, 64px); border: 1px solid var(--line); border-radius: 8px; background: white; box-shadow: var(--shadow); }
.form-label { margin: 0 0 10px; color: var(--blue); font-size: 12px; font-weight: 700; letter-spacing: .1em; text-transform: uppercase; }
.form-card h2 { margin: 0; font-size: 40px; }
.form-card p { color: var(--muted); font-size: 16px; line-height: 1.7; }
.form-card ul { display: grid; gap: 10px; margin: 22px 0 0; padding: 0; list-style: none; }
.form-card li { position: relative; padding-left: 22px; color: var(--muted); font-size: 14px; }
.form-card li::before { content: ""; position: absolute; top: .55em; left: 0; width: 7px; height: 7px; border-radius: 50%; background: var(--yellow); }
.form-action { display: flex; flex-direction: column; align-items: stretch; padding: 30px; border-radius: 8px; background: var(--blue); color: white; }
.form-action > span { margin-bottom: 14px; color: rgba(255,255,255,.68); font-size: 13px; }
.form-button { min-height: 62px; text-align: center; }
.form-action small { margin-top: 16px; color: rgba(255,255,255,.56); font-size: 12px; line-height: 1.55; }

footer { display: grid; grid-template-columns: 180px 1fr auto; align-items: center; gap: 40px; padding: 48px clamp(20px, 5vw, 72px); background: var(--navy); color: white; }
footer img { width: 130px; }
footer p { margin: 0; color: rgba(255,255,255,.62); font-size: 14px; }
footer > span { color: rgba(255,255,255,.38); font-size: 12px; }

.lightbox { width: min(1050px, calc(100% - 28px)); padding: 0; overflow: visible; border: 0; border-radius: 8px; background: #051321; color: white; box-shadow: 0 30px 90px rgba(0,0,0,.45); }
.lightbox::backdrop { background: rgba(0,10,20,.82); backdrop-filter: blur(5px); }
.lightbox figure { margin: 0; }
.lightbox img { width: 100%; max-height: 76vh; object-fit: contain; border-radius: 8px 8px 0 0; }
.lightbox figcaption { padding: 15px 20px; color: rgba(255,255,255,.76); font-size: 14px; text-align: center; }
.lightbox-close, .lightbox-nav { position: absolute; z-index: 3; display: grid; place-items: center; border: 1px solid rgba(255,255,255,.3); border-radius: 50%; background: rgba(0,21,41,.84); color: white; cursor: pointer; }
.lightbox-close { top: -14px; right: -10px; width: 40px; height: 40px; font-size: 25px; }
.lightbox-nav { top: 50%; width: 46px; height: 46px; font-size: 20px; }
.lightbox-nav.previous { left: 14px; }
.lightbox-nav.next { right: 14px; }

/* ==========================================================================
   MULTI-STEP FORM (STAGE 3)
   ========================================================================== */
.multi-step-form-card { padding: 0; overflow: hidden; display: block; }
.multi-step-header { padding: 40px 40px 30px; border-bottom: 1px solid var(--line); background: var(--paper); }
.multi-step-header h2 { margin: 10px 0 15px; font-size: 32px; }
.form-progress { height: 6px; background: #e2e8f0; border-radius: 999px; overflow: hidden; margin-top: 20px; }
.form-progress-bar { height: 100%; width: 25%; background: var(--yellow); transition: width 0.3s ease; }
.sunhub-form { padding: 40px; }
.form-step { display: none; animation: fadeIn 0.4s ease; }
.form-step.is-active { display: block; }
@keyframes fadeIn { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: translateY(0); } }
.form-group { margin-bottom: 24px; }
.form-group label { display: block; margin-bottom: 8px; color: var(--navy); font-weight: 600; font-size: 14px; }
.form-group input[type="text"], .form-group input[type="email"], .form-group input[type="tel"], .form-group select { width: 100%; padding: 14px 16px; border: 1px solid #cbd5e1; border-radius: 6px; font: inherit; font-size: 15px; transition: border-color 0.2s; }
.form-group input:focus, .form-group select:focus { outline: none; border-color: var(--blue); box-shadow: 0 0 0 3px rgba(0, 49, 135, 0.1); }
.radio-group { display: flex; gap: 20px; flex-wrap: wrap; }
.radio-label { display: flex; align-items: center; gap: 8px; font-size: 15px; cursor: pointer; }
.radio-label input { width: 18px; height: 18px; accent-color: var(--blue); cursor: pointer; }
.conditional-group { margin-top: 20px; padding: 20px; background: #f8fafc; border-radius: 8px; border: 1px dashed #cbd5e1; }
.form-group small { display: block; margin-top: 6px; color: var(--muted); font-size: 12px; }
.form-navigation { display: flex; align-items: center; justify-content: space-between; margin-top: 40px; padding-top: 30px; border-top: 1px solid var(--line); }
.form-btn-secondary { background: transparent; border: 1px solid #cbd5e1; color: var(--muted); padding: 12px 24px; border-radius: 999px; font-weight: 600; cursor: pointer; transition: all 0.2s; }
.form-btn-secondary:hover { background: #f1f5f9; color: var(--navy); }
.form-btn-primary { border: none; padding: 14px 32px; font-size: 16px; margin-left: auto; }
.form-success { text-align: center; padding: 40px 20px; }
.success-icon { width: 64px; height: 64px; background: #22c55e; color: white; display: grid; place-items: center; border-radius: 50%; font-size: 32px; margin: 0 auto 24px; }
.form-success h3 { font-size: 28px; color: var(--navy); margin: 0 0 16px; }

/* ==========================================================================
   WHATSAPP FLOATING BUTTON & MODAL
   ========================================================================== */
.whatsapp-float-container { position: fixed; bottom: 30px; right: 30px; z-index: 9999; }
.whatsapp-float-btn { width: 64px; height: 64px; background: #25d366; color: white; border: none; border-radius: 50%; display: grid; place-items: center; cursor: pointer; box-shadow: 0 10px 25px rgba(37, 211, 102, 0.4); animation: pulseWa 2s infinite; transition: transform 0.2s; }
.whatsapp-float-btn:hover { transform: scale(1.05); }
@keyframes pulseWa { 0% { box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.5); } 70% { box-shadow: 0 0 0 15px rgba(37, 211, 102, 0); } 100% { box-shadow: 0 0 0 0 rgba(37, 211, 102, 0); } }
.whatsapp-modal { position: absolute; bottom: 85px; right: 0; width: 340px; background: white; border-radius: 12px; box-shadow: 0 20px 50px rgba(0, 0, 0, 0.15); overflow: hidden; transform-origin: bottom right; animation: scaleIn 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275); }
.whatsapp-modal[hidden] { display: none; }
@keyframes scaleIn { from { opacity: 0; transform: scale(0.8); } to { opacity: 1; transform: scale(1); } }
.wa-modal-header { background: #075e54; color: white; padding: 20px; display: flex; justify-content: space-between; align-items: flex-start; }
.wa-modal-header strong { display: block; font-size: 16px; font-weight: 600; font-family: "Space Grotesk", sans-serif; }
.wa-modal-header span { font-size: 12px; color: rgba(255,255,255,0.8); }
.wa-close { background: transparent; border: none; color: white; font-size: 24px; line-height: 1; cursor: pointer; opacity: 0.8; }
.wa-close:hover { opacity: 1; }
.wa-modal-body { padding: 20px; }
.wa-modal-body p { margin: 0 0 16px; font-size: 13px; color: var(--muted); }
.wa-submit { width: 100%; min-height: 48px; font-size: 14px; background: #25d366; border-color: #25d366; color: white; margin-top: 10px; }
.wa-submit:hover:not(:disabled) { background: #128c7e; border-color: #128c7e; }

@media (max-width: 900px) {
  .topbar { grid-template-columns: 132px 1fr auto; gap: 16px; }
  .step-tab strong { display: none; }
  .stepper i { width: 34px; }
  .hero { grid-template-columns: 1fr; }
  .hero-copy { border-radius: 8px 8px 0 0; }
  .hero-visual { min-height: 430px; border-radius: 0 0 8px 8px; }
  .section-heading, .support-inner, .form-card { grid-template-columns: 1fr; gap: 28px; }
  .video-layout { grid-template-columns: 1fr; }
  .short-video-layout { grid-template-columns: minmax(280px, 390px) minmax(280px, 1fr); }
  .watch-card { min-height: 260px; }
  .case-card { grid-template-columns: 1fr; }
  .case-card.is-reverse .case-visual { order: 0; }
  .case-visual { min-height: min(58vw, 440px); }
  .structure-heading { grid-template-columns: 1fr; gap: 24px; }
  .structure-showcase { height: 940px; grid-template-columns: 1fr; grid-template-rows: 1.1fr 1fr 1fr; }
  .structure-store { grid-row: auto; }
  .reviews-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .structure-proof { grid-template-columns: 1fr; }
  .structure-proof span + span { border-top: 1px solid var(--line); border-left: 0; }
  footer { grid-template-columns: 1fr 1fr; }
  footer > span { grid-column: 1 / -1; }
}

@media (max-width: 620px) {
  .shell { width: min(100% - 28px, 1120px); }
  .topbar { min-height: 70px; grid-template-columns: 82px 1fr auto; padding: 10px 14px; }
  .brand { width: 80px; }
  .stepper i { width: 13px; }
  .step-tab { padding: 3px; }
  .step-tab span { width: 25px; height: 25px; }
  .step-count { font-size: 10px; }
  .step-count strong { font-size: 14px; }
  .hero { padding-top: 14px; }
  .hero-copy { padding: 34px 24px 30px; }
  h1 { font-size: 39px; }
  .hero-lead, .stage-intro .shell > p:last-child, .form-lead { font-size: 16px; }
  .hero-visual { min-height: 330px; }
  .hero-visual figcaption { left: 12px; right: auto; bottom: 12px; font-size: 11px; }
  .stats { grid-template-columns: 1fr; }
  .stats article { min-height: 100px; border-right: 0; border-bottom: 1px solid rgba(255,255,255,.12); }
  .stats article:last-child { border-bottom: 0; }
  .video-section, .short-video { padding-top: 72px; padding-bottom: 72px; }
  .section-heading h2, .support-section h2 { font-size: 36px; }
  .video-frame { border-radius: 5px; }
  .watch-card { min-height: auto; padding: 26px 22px; }
  .stage-summary { align-items: stretch; flex-direction: column; gap: 22px; padding: 23px 20px; }
  .primary-action { width: 100%; min-height: 56px; }
  .stage-intro { padding: 42px 0 54px; }
  .back-action { margin-bottom: 38px; }
  .case-projects, .structure-section { padding: 78px 0; }
  .case-projects::before { display: none; }
  .case-stack { gap: 16px; }
  .case-card { min-height: 0; border-radius: 8px; }
  .case-visual { min-height: 270px; }
  .case-expand { right: 16px; bottom: 16px; }
  .case-content { padding: 29px 22px 27px; }
  .case-content h3 { font-size: 38px; }
  .case-metrics { margin-top: 26px; }
  .case-metrics strong { font-size: 28px; }
  .structure-heading h2 { font-size: 45px; }
  .structure-showcase { height: auto; display: grid; grid-template-rows: none; gap: 13px; }
  .structure-shot { min-height: 0; aspect-ratio: 16 / 10; }
  .structure-stock { aspect-ratio: 4 / 5; }
  .structure-shot figcaption { left: 18px; right: 18px; bottom: 18px; }
  .reviews-section { padding: 72px 0; }
  .reviews-grid { display: flex; gap: 14px; margin-right: -14px; padding-right: 14px; overflow-x: auto; scroll-snap-type: x mandatory; scrollbar-width: thin; }
  .review-card { min-width: min(82vw, 320px); min-height: 280px; scroll-snap-align: start; }
  .support-section { padding: 72px 0; }
  .guarantee-grid { grid-template-columns: 1fr; }
  .guarantee-grid span, .guarantee-grid span + span { padding: 16px 0; border-left: 0; border-bottom: 1px solid rgba(255,255,255,.15); }
  .short-video-layout { grid-template-columns: 1fr; }
  .short-video-frame { max-width: 390px; }
  .form-stage { padding-top: 48px; padding-bottom: 72px; }
  .form-stage h1 { font-size: 42px; }
  .proof-strip { line-height: 1.8; }
  .proof-strip i { padding: 0 6px; }
  .form-card { padding: 24px 20px; }
  .form-action { padding: 24px 18px; }
  footer { grid-template-columns: 1fr; gap: 20px; }
  footer > span { grid-column: auto; }
  .lightbox-nav { top: auto; bottom: 54px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition-duration: .01ms !important; }
}