:root {
  --navy-950: #0c111b;
  --navy-900: #101828;
  --navy-800: #1d2739;
  --navy-600: #475467;
  --navy-400: #98a2b3;
  --paper: #f7f7f5;
  --white: #ffffff;
  --accent: #ff5a3c;
  --accent-dark: #e0431f;
  --accent-light: #fff1ed;
  --teal: #0ea5a0;
  --ok: #16a34a;
  --error: #d92d20;
  --radius: 16px;
  --radius-sm: 10px;
  --shadow-card: 0 20px 50px -20px rgba(16, 24, 40, 0.25);
  --shadow-btn: 0 8px 20px -6px rgba(255, 90, 60, 0.55);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--navy-900);
  background: var(--paper);
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }

.container {
  width: 100%;
  max-width: 1160px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Topbar */
.topbar {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(247, 247, 245, 0.9);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid rgba(16, 24, 40, 0.06);
}

.topbar__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
}

.logo {
  font-weight: 800;
  font-size: 20px;
  letter-spacing: -0.02em;
  color: var(--navy-900);
}

.logo__accent { color: var(--accent); }

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-weight: 700;
  font-size: 16px;
  border-radius: 999px;
  border: none;
  cursor: pointer;
  text-decoration: none;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
  white-space: nowrap;
}

.btn--primary {
  background: var(--accent);
  color: var(--white);
  padding: 16px 32px;
  box-shadow: var(--shadow-btn);
}

.btn--primary:hover { background: var(--accent-dark); transform: translateY(-1px); }

.btn--lg { padding: 18px 36px; font-size: 17px; }

.btn--sm {
  padding: 10px 20px;
  font-size: 14px;
}

.btn--ghost {
  background: var(--navy-900);
  color: var(--white);
}

.btn--ghost:hover { background: var(--navy-800); }

.btn--block { width: 100%; padding: 17px 24px; font-size: 16px; }

.btn:disabled { opacity: 0.65; cursor: not-allowed; transform: none; }

/* Hero */
.hero {
  background: radial-gradient(1200px 600px at 15% -10%, #ffe9e2 0%, rgba(255, 233, 226, 0) 60%), var(--paper);
  padding: 56px 0 72px;
}

.hero__inner {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 48px;
  align-items: start;
}

.tag {
  display: inline-block;
  background: var(--accent-light);
  color: var(--accent-dark);
  font-weight: 700;
  font-size: 13px;
  letter-spacing: 0.02em;
  padding: 7px 14px;
  border-radius: 999px;
  margin-bottom: 20px;
}

.hero__copy h1 {
  font-size: 44px;
  line-height: 1.12;
  letter-spacing: -0.02em;
  font-weight: 900;
  margin: 0 0 20px;
  color: var(--navy-900);
}

.hero__sub {
  font-size: 18px;
  line-height: 1.6;
  color: var(--navy-600);
  margin: 0 0 24px;
  max-width: 520px;
}

.hero__bullets {
  list-style: none;
  padding: 0;
  margin: 0 0 32px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.hero__bullets li {
  font-size: 16px;
  font-weight: 600;
  color: var(--navy-900);
  padding-left: 30px;
  position: relative;
}

.hero__bullets li::before {
  content: "✓";
  position: absolute;
  left: 0;
  top: -1px;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--teal);
  color: var(--white);
  font-size: 13px;
  font-weight: 900;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero__note {
  margin-top: 20px;
  font-size: 14px;
  color: var(--navy-400);
  max-width: 460px;
}

/* Form card */
.hero__form-card { scroll-margin-top: 90px; }

.form-card {
  background: var(--white);
  border-radius: var(--radius);
  box-shadow: var(--shadow-card);
  padding: 32px;
  border: 1px solid rgba(16, 24, 40, 0.06);
}

.form-card h2 {
  font-size: 22px;
  font-weight: 800;
  margin: 0 0 6px;
  color: var(--navy-900);
}

.form-card__sub {
  font-size: 14px;
  color: var(--navy-600);
  margin: 0 0 24px;
}

.field { margin-bottom: 16px; }

.field label {
  display: block;
  font-size: 13px;
  font-weight: 700;
  color: var(--navy-900);
  margin-bottom: 6px;
}

.field input,
.field select {
  width: 100%;
  padding: 13px 14px;
  font-size: 15px;
  font-family: inherit;
  border: 1.5px solid #e4e7ec;
  border-radius: var(--radius-sm);
  background: var(--white);
  color: var(--navy-900);
  outline: none;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.field input::placeholder { color: #b0b6c0; }

.field input:focus,
.field select:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 4px rgba(255, 90, 60, 0.12);
}

.field.field--invalid input,
.field.field--invalid select {
  border-color: var(--error);
}

.field__error {
  display: block;
  min-height: 16px;
  font-size: 12.5px;
  color: var(--error);
  margin-top: 4px;
  font-weight: 600;
}

.field--hp {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

.form-card__privacy {
  text-align: center;
  font-size: 12.5px;
  color: var(--navy-400);
  margin: 14px 0 0;
}

.form-card__feedback {
  text-align: center;
  font-size: 14px;
  font-weight: 700;
  margin: 10px 0 0;
  min-height: 18px;
}

.form-card__feedback.is-error { color: var(--error); }
.form-card__feedback.is-success { color: var(--ok); }

/* Sections */
.section { padding: 64px 0; }

.section__title {
  font-size: 30px;
  font-weight: 900;
  letter-spacing: -0.01em;
  text-align: center;
  margin: 0 0 8px;
  color: var(--navy-900);
}

.section__sub {
  text-align: center;
  color: var(--navy-600);
  font-size: 16px;
  margin: 0 0 40px;
}

.section--pain { background: var(--white); }

.pain__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
  margin-top: 36px;
}

.pain__item {
  background: var(--paper);
  border-radius: var(--radius);
  padding: 24px;
  display: flex;
  gap: 16px;
  align-items: flex-start;
  border: 1px solid rgba(16, 24, 40, 0.06);
}

.pain__icon { font-size: 26px; line-height: 1; }

.pain__item p {
  margin: 0;
  font-size: 15.5px;
  color: var(--navy-800);
  font-weight: 600;
  line-height: 1.5;
}

.section--benefits { background: var(--paper); }

.benefits__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.benefit {
  background: var(--white);
  border-radius: var(--radius);
  padding: 28px 24px;
  border: 1px solid rgba(16, 24, 40, 0.06);
  box-shadow: var(--shadow-card);
}

.benefit__number {
  display: inline-block;
  font-size: 13px;
  font-weight: 800;
  color: var(--accent);
  background: var(--accent-light);
  padding: 4px 10px;
  border-radius: 999px;
  margin-bottom: 14px;
}

.benefit h3 {
  font-size: 18px;
  font-weight: 800;
  margin: 0 0 8px;
  color: var(--navy-900);
}

.benefit p {
  font-size: 14.5px;
  color: var(--navy-600);
  line-height: 1.6;
  margin: 0;
}

.section--who { background: var(--white); }

.who__grid {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: center;
}

.who__tag {
  background: var(--navy-900);
  color: var(--white);
  font-weight: 700;
  font-size: 14.5px;
  padding: 12px 20px;
  border-radius: 999px;
}

.section--cta-final {
  background: var(--navy-900);
  background-image: radial-gradient(900px 400px at 85% 0%, rgba(255, 90, 60, 0.25), rgba(255, 90, 60, 0) 60%);
}

.cta-final__inner {
  text-align: center;
  max-width: 620px;
}

.cta-final__inner h2 {
  color: var(--white);
  font-size: 30px;
  font-weight: 900;
  margin: 0 0 12px;
  letter-spacing: -0.01em;
}

.cta-final__inner p {
  color: var(--navy-400);
  font-size: 16px;
  margin: 0 0 28px;
}

.footer {
  background: var(--navy-950);
  padding: 24px 0;
}

.footer p {
  margin: 0;
  text-align: center;
  color: var(--navy-400);
  font-size: 13px;
}

/* Responsive */
@media (max-width: 980px) {
  .hero__inner { grid-template-columns: 1fr; }
  .hero__copy h1 { font-size: 34px; }
  .pain__grid { grid-template-columns: 1fr; }
  .benefits__grid { grid-template-columns: 1fr; }
}

@media (max-width: 480px) {
  .hero { padding: 36px 0 48px; }
  .hero__copy h1 { font-size: 28px; }
  .hero__sub { font-size: 16px; }
  .form-card { padding: 24px 20px; }
  .section { padding: 48px 0; }
  .section__title { font-size: 24px; }
}