:root {
  --ink: #20212c;
  --muted: #626776;
  --teal: #0796ad;
  --teal-dark: #06778a;
  --sand: #ece8dc;
  --soft: #f7f6f1;
  --white: #ffffff;
  --line: #dedbd0;
  --shadow: 0 24px 80px rgba(32, 33, 44, .12);
  --radius: 28px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--ink);
  background: var(--soft);
  line-height: 1.6;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; height: auto; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 18px clamp(20px, 5vw, 72px);
  background: rgba(247, 246, 241, .88);
  border-bottom: 1px solid rgba(222, 219, 208, .7);
  backdrop-filter: blur(18px);
}
.brand { display: inline-flex; align-items: center; gap: 10px; font-weight: 800; letter-spacing: .02em; }
.brand-mark {
  display: inline-grid;
  place-items: center;
  width: 38px;
  height: 38px;
  border-radius: 12px;
  background: var(--teal);
  color: var(--white);
  font-weight: 900;
}
.nav { display: flex; align-items: center; gap: 22px; color: var(--muted); font-weight: 650; }
.nav a:hover { color: var(--teal-dark); }
.nav-cta { color: var(--teal-dark) !important; }
.section { padding: clamp(72px, 10vw, 120px) clamp(20px, 5vw, 72px); }
.hero { display: grid; grid-template-columns: minmax(0, 1.08fr) minmax(320px, .92fr); gap: clamp(36px, 6vw, 96px); align-items: center; min-height: calc(100vh - 76px); }
.eyebrow { color: var(--teal-dark); text-transform: uppercase; letter-spacing: .16em; font-weight: 800; font-size: .78rem; margin: 0 0 16px; }
h1, h2, h3, p { margin-top: 0; }
h1 { font-size: clamp(3.1rem, 8vw, 7.5rem); line-height: .95; letter-spacing: -.07em; margin-bottom: 28px; max-width: 900px; }
h1 span, h2 span { color: var(--teal); }
h2 { font-size: clamp(2.25rem, 5vw, 4.7rem); line-height: 1.03; letter-spacing: -.055em; margin-bottom: 24px; }
h3 { font-size: 1.25rem; line-height: 1.22; margin-bottom: 12px; }
.lead { font-size: clamp(1.12rem, 2vw, 1.5rem); color: var(--muted); max-width: 720px; }
.hero-actions, .steps { display: flex; gap: 14px; flex-wrap: wrap; margin-top: 34px; }
.button { border: 0; border-radius: 999px; padding: 15px 23px; font-weight: 800; cursor: pointer; display: inline-flex; justify-content: center; align-items: center; transition: .2s ease; }
.button.primary { background: var(--teal); color: var(--white); box-shadow: 0 14px 40px rgba(7, 150, 173, .28); }
.button.secondary { border: 1px solid var(--line); background: var(--white); color: var(--ink); }
.button:hover { transform: translateY(-2px); }

.button:disabled, .button[disabled] { cursor: not-allowed; opacity: .52; box-shadow: none; transform: none; }
.button:disabled:hover, .button[disabled]:hover { transform: none; }
.form-status { display: none; border-radius: 16px; padding: 13px 15px; font-weight: 750; }
.form-status.success { display: block; color: #165c2f; background: #e8f7ee; border: 1px solid #b9e6c9; }
.form-status.error { display: block; color: #7a1d1d; background: #fff0f0; border: 1px solid #efc4c4; }
.field-error { min-height: 1.2em; color: #9a2525; font-size: .84rem; font-weight: 700; }
.required-star { color: #9a2525; font-weight: 900; margin-left: 0; line-height: 1; }
input.invalid, textarea.invalid { border-color: #c83b3b; box-shadow: 0 0 0 4px rgba(200, 59, 59, .1); }
.hero-card { background: linear-gradient(145deg, var(--white), #eeeadd); border-radius: 42px; padding: clamp(22px, 4vw, 48px); box-shadow: var(--shadow); }
.phone { max-width: 390px; margin: 0 auto; border: 12px solid var(--ink); border-radius: 44px; background: var(--white); padding: 18px; min-height: 620px; box-shadow: 0 26px 70px rgba(0,0,0,.18); }
.phone-top { width: 90px; height: 8px; border-radius: 999px; background: var(--ink); margin: 0 auto 24px; opacity: .2; }
.app-card { border-radius: 24px; padding: 22px; margin-bottom: 16px; color: var(--white); }
.app-card span { display: block; opacity: .8; margin-bottom: 10px; }
.app-card strong { font-size: 1.35rem; line-height: 1.15; }
.teal { background: var(--teal); }
.exercise-row { display: grid; grid-template-columns: 42px 1fr auto; gap: 12px; align-items: center; background: var(--soft); border-radius: 18px; padding: 14px; margin: 12px 0; }
.exercise-row span { width: 34px; height: 34px; border-radius: 12px; background: var(--sand); display: grid; place-items: center; font-weight: 900; color: var(--teal-dark); }
.exercise-row p { margin: 0; font-weight: 750; }
.exercise-row b { color: var(--teal-dark); font-size: .9rem; }
.exercise-row.alert { background: #fff6e6; }
.chat-pill { margin-top: 26px; padding: 14px 18px; border-radius: 999px; background: var(--ink); color: var(--white); font-weight: 700; text-align: center; }
.story { display: grid; grid-template-columns: .85fr 1.15fr; gap: clamp(30px, 7vw, 90px); border-top: 1px solid var(--line); }
.story-text p { color: var(--muted); font-size: 1.05rem; }
blockquote { margin: 34px 0 0; padding: 28px; border-left: 5px solid var(--teal); background: var(--sand); border-radius: 0 24px 24px 0; font-size: 1.35rem; line-height: 1.35; font-weight: 750; }
blockquote span { display: block; margin-top: 12px; color: var(--muted); font-size: .95rem; font-weight: 700; }
.platform { background: var(--white); }
.section-heading { max-width: 900px; margin-bottom: 42px; }
.section-heading p:not(.eyebrow) { color: var(--muted); font-size: 1.12rem; }
.narrow { max-width: 720px; }
.feature-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.feature-card, .benefit-list > div, .steps > div, .contact-form, .contact-card { background: var(--sand); border-radius: var(--radius); padding: 28px; }
.feature-card span, .steps span { display: grid; place-items: center; width: 46px; height: 46px; border-radius: 50%; background: var(--teal); color: var(--white); font-weight: 900; margin-bottom: 30px; }
.feature-card p, .benefit-list p, .steps p { color: var(--muted); margin-bottom: 0; }
.benefit-list { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.benefit-list strong { display: block; font-size: 1.1rem; margin-bottom: 8px; }
.process { background: var(--ink); color: var(--white); }
.process .section-heading p:not(.eyebrow), .process .steps p { color: rgba(255,255,255,.72); }
.process .steps > div { background: rgba(255,255,255,.08); border: 1px solid rgba(255,255,255,.12); }
.contact { display: grid; grid-template-columns: .85fr 1.15fr; gap: clamp(28px, 5vw, 70px); align-items: start; background: var(--white); }
.contact-copy p { color: var(--muted); }
.contact-card { margin-top: 30px; display: grid; gap: 4px; background: var(--ink); color: var(--white); }
.contact-card span { color: rgba(255,255,255,.68); }
.contact-card a { color: #93eaf5; font-weight: 750; margin-top: 10px; }
.contact-form { display: grid; gap: 16px; background: var(--soft); box-shadow: var(--shadow); }
label { display: grid; gap: 7px; font-weight: 800; }
.label-text { display: inline-flex; align-items: baseline; gap: 3px; width: fit-content; }
input, textarea { width: 100%; border: 1px solid var(--line); border-radius: 16px; padding: 14px 15px; font: inherit; color: var(--ink); background: var(--white); outline: none; }
input:focus, textarea:focus { border-color: var(--teal); box-shadow: 0 0 0 4px rgba(7,150,173,.12); }
textarea { resize: vertical; }
.hp { display: none !important; }
.form-note { color: var(--muted); font-size: .9rem; margin: 0; }
.site-footer { display: flex; justify-content: space-between; align-items: center; gap: 18px; flex-wrap: wrap; padding: 28px clamp(20px, 5vw, 72px); border-top: 1px solid var(--line); color: var(--muted); }
.site-footer p { margin: 0; }
.thank-you { min-height: 100vh; display: grid; place-items: center; padding: 32px; }
.thank-you-card { max-width: 720px; background: var(--white); border-radius: 34px; padding: clamp(32px, 7vw, 70px); box-shadow: var(--shadow); text-align: center; }
.thank-you-card h1 { font-size: clamp(2.5rem, 7vw, 5.5rem); }

@media (max-width: 1040px) {
  .hero, .story, .contact { grid-template-columns: 1fr; }
  .feature-grid, .benefit-list { grid-template-columns: repeat(2, 1fr); }
  .hero { min-height: auto; }
}
@media (max-width: 720px) {
  .nav { display: none; }
  .feature-grid, .benefit-list { grid-template-columns: 1fr; }
  .phone { min-height: auto; }
  .site-footer { align-items: flex-start; flex-direction: column; }
}

.header-actions { display: flex; align-items: center; gap: 22px; }
.language-picker {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 6px;
  border: 1px solid rgba(222, 219, 208, .9);
  border-radius: 999px;
  background: rgba(255, 255, 255, .78);
  box-shadow: 0 12px 34px rgba(32, 33, 44, .08);
  font-weight: 800;
  color: var(--muted);
}
.language-picker-label {
  padding-left: 12px;
  font-size: .76rem;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--teal-dark);
}
.language-select-shell {
  position: relative;
  display: inline-flex;
  align-items: center;
  border-radius: 999px;
  background: var(--ink);
  color: var(--white);
  transition: transform .2s ease, box-shadow .2s ease, background .2s ease;
}
.language-select-shell:hover {
  transform: translateY(-1px);
  box-shadow: 0 12px 30px rgba(32, 33, 44, .18);
}
.language-select-shell::after {
  content: "⌄";
  position: absolute;
  right: 18px;
  top: 50%;
  transform: translateY(-55%);
  font-size: 1rem;
  line-height: 1;
  color: rgba(255, 255, 255, .82);
  pointer-events: none;
}
.language-picker select {
  appearance: none;
  -webkit-appearance: none;
  width: auto;
  min-width: 178px;
  border: 0;
  border-radius: 999px;
  padding: 10px 58px 10px 16px;
  background: transparent;
  color: var(--white);
  font: inherit;
  font-weight: 850;
  letter-spacing: -.01em;
  cursor: pointer;
  outline: none;
}
.language-picker select:focus-visible {
  box-shadow: 0 0 0 4px rgba(7, 150, 173, .22);
}
.language-picker select option {
  color: var(--ink);
  background: var(--white);
  font-weight: 750;
}
@media (max-width: 920px) {
  .site-header { align-items: flex-start; }
  .header-actions { width: 100%; justify-content: flex-end; }
  .language-picker-label { display: none; }
  .language-picker { padding: 4px; }
}
@media (max-width: 720px) {
  .header-actions { width: auto; }
  .language-picker select { min-width: 164px; padding: 9px 52px 9px 14px; }
}
.thank-you-top { display: flex; align-items: center; justify-content: space-between; gap: 16px; margin-bottom: 24px; }