:root {
  --color-primary: #0056d2;
  --color-navy: #002761;
  --color-ink: #0f1114;
  --color-muted: #5b6780;
  --color-hairline: #dae1ed;
  --color-tint: #e8eef7;
  --color-canvas: #ffffff;
  --color-primary-pressed: #0048b0;

  --space-2: 4px;
  --space-3: 8px;
  --space-4: 12px;
  --space-5: 16px;
  --space-6: 24px;
  --space-7: 32px;
  --space-8: 48px;
  --space-9: 64px;
  --space-10: 112px;

  --radius-button: 8px;
  --radius-card: 16px;
  --radius-pill: 50px;
  --radius-chip: 2px;

  --max-width: 1280px;
  --nav-height: 76px;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
}

body {
  font-family: "Source Sans 3", "Source Sans Pro", Arial, sans-serif;
  font-weight: 400;
  color: var(--color-ink);
  background: var(--color-canvas);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 3px;
  border-radius: var(--radius-chip);
}

.hero :focus-visible {
  outline-color: var(--color-canvas);
}

/* Anchor targets must clear the sticky nav. */
[id] {
  scroll-margin-top: calc(var(--nav-height) + var(--space-5));
}

.wrap {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-8);
}

@media (max-width: 720px) {
  .wrap {
    padding: 0 var(--space-5);
  }
}

/* Nav */

.nav {
  height: var(--nav-height);
  display: flex;
  align-items: center;
  border-bottom: 1px solid var(--color-hairline);
  position: sticky;
  top: 0;
  background: var(--color-canvas);
  z-index: 10;
}

.nav .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
}

.logo {
  font-weight: 700;
  font-size: 20px;
  color: var(--color-ink);
  text-decoration: none;
}

/* Buttons */

.btn {
  display: inline-block;
  font-weight: 600;
  font-size: 16px;
  /* 0.14px tracking is the brand's action-label cue. */
  letter-spacing: 0.14px;
  border-radius: var(--radius-button);
  padding: var(--space-4) var(--space-6);
  text-decoration: none;
  border: 1px solid transparent;
  cursor: pointer;
  transition: background-color 150ms ease-in-out;
}

.btn-primary {
  background: var(--color-primary);
  color: var(--color-canvas);
}

.btn-primary:hover {
  background: var(--color-primary-pressed);
}

.btn-small {
  font-size: 14px;
  padding: var(--space-3) var(--space-5);
}

/* Hero */

.hero {
  background: var(--color-navy);
  color: var(--color-canvas);
  padding: clamp(56px, 9vw, 112px) 0;
}

/* Names the product category so the h1 is free to sell the result.
   Distinction comes from case and tracking, not a new hue — a brighter blue
   at this size would fail contrast on the navy. */
.hero .eyebrow {
  font-size: 13px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: #cfe0f7;
  max-width: none;
  margin: 0 0 var(--space-5);
}

.hero h1 {
  font-size: clamp(30px, 4.2vw, 40px);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.01em;
  /* Evens out the line lengths so the last word never hangs alone. */
  text-wrap: balance;
  margin: 0 0 var(--space-5);
  max-width: 640px;
}

.hero p {
  font-size: 18px;
  color: #cfe0f7;
  max-width: 560px;
  margin: 0 0 var(--space-7);
}

.hero .micro {
  font-size: 13px;
  color: #9fb8dd;
  margin-top: var(--space-4);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-8);
  align-items: center;
}

@media (max-width: 900px) {
  .hero-grid {
    grid-template-columns: 1fr;
  }
}

/* Chat mockup */

.chat-mockup {
  background: var(--color-canvas);
  border-radius: var(--radius-card);
  overflow: hidden;
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.25);
  max-width: 380px;
  min-height: 320px;
  margin-left: auto;
  display: flex;
  flex-direction: column;
}

@media (max-width: 900px) {
  .chat-mockup {
    margin: 0;
    max-width: 100%;
  }
}

.chat-mockup-header {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  padding: var(--space-5) var(--space-6);
  border-bottom: 1px solid var(--color-hairline);
}

.chat-avatar {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--color-tint);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.chat-name {
  font-weight: 700;
  font-size: 15px;
  color: var(--color-ink);
}

.chat-status {
  font-size: 12px;
  color: var(--color-muted);
}

/* Messages sit at the bottom, like a real chat thread. */
.chat-body {
  padding: var(--space-6);
  display: flex;
  flex: 1;
  flex-direction: column;
  justify-content: flex-end;
  gap: var(--space-4);
}

.chat-bubble {
  font-size: 14px;
  line-height: 1.4;
  padding: var(--space-4) var(--space-5);
  border-radius: var(--radius-card);
  max-width: 85%;
}

.chat-bubble-bot {
  background: var(--color-tint);
  color: var(--color-ink);
  align-self: flex-start;
  border-bottom-left-radius: var(--space-2);
}

.chat-bubble-lg {
  max-width: 100%;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: var(--space-4);
}

.chat-cta {
  display: inline-block;
  background: var(--color-primary);
  color: var(--color-canvas);
  font-weight: 600;
  font-size: 13px;
  padding: var(--space-3) var(--space-5);
  border-radius: var(--radius-button);
  text-decoration: none;
}

/* Sections */

section {
  padding: var(--space-9) 0;
}

.section-title {
  font-size: 28px;
  font-weight: 700;
  margin: 0 0 var(--space-3);
}

.section-lead {
  font-size: 16px;
  color: var(--color-muted);
  max-width: 640px;
  margin: 0 0 var(--space-7);
}

.section-lead-wide {
  max-width: 720px;
}

.section-lead-last {
  margin-bottom: 0;
}

/* Cards */

.card-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-6);
}

@media (max-width: 720px) {
  .card-grid {
    grid-template-columns: 1fr;
  }
}

.card {
  border: 1px solid var(--color-hairline);
  border-radius: var(--radius-card);
  padding: var(--space-6);
  background: var(--color-canvas);
}

.card h3 {
  font-size: 20px;
  font-weight: 700;
  margin: 0 0 var(--space-4);
}

.card p {
  font-size: 15px;
  color: var(--color-muted);
  margin: 0;
}

/* Tint band */

.band-tint {
  background: var(--color-tint);
}

/* Pills */

.pill-row {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
}

.pill {
  border: 1px solid var(--color-hairline);
  border-radius: var(--radius-pill);
  padding: var(--space-3) var(--space-6);
  font-size: 14px;
  font-weight: 600;
  background: var(--color-canvas);
  color: var(--color-ink);
}

/* FAQ */

.faq-item {
  border-bottom: 1px solid var(--color-hairline);
  padding: var(--space-5) 0;
}

.faq-item summary {
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  list-style: none;
}

.faq-item summary::-webkit-details-marker {
  display: none;
}

.faq-item summary::before {
  content: "+ ";
  color: var(--color-primary);
}

.faq-item[open] summary::before {
  content: "\2212 ";
}

.faq-item p {
  color: var(--color-muted);
  margin: var(--space-4) 0 0;
  font-size: 15px;
}

/* Pain list */

.pain-list {
  list-style: none;
  margin: 0 0 var(--space-6);
  padding: 0;
  max-width: 640px;
}

.pain-list li {
  position: relative;
  padding: var(--space-3) 0 var(--space-3) var(--space-6);
  font-size: 16px;
  color: var(--color-ink);
  border-bottom: 1px solid var(--color-hairline);
}

.pain-list li::before {
  content: "\2014";
  position: absolute;
  left: 0;
  color: var(--color-muted);
}

.bridge-line {
  font-size: 18px;
  font-weight: 700;
  margin: var(--space-6) 0 0;
}

/* Compare grid (Без Midweek / С Midweek) */

.compare-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-6);
  margin-top: var(--space-7);
}

@media (max-width: 720px) {
  .compare-grid {
    grid-template-columns: 1fr;
  }
}

.compare-col {
  border: 1px solid var(--color-hairline);
  border-radius: var(--radius-card);
  padding: var(--space-7);
  /* Same white fill as .card — both are course-tile cards on the tinted band. */
  background: var(--color-canvas);
}

/* The thicker border would shift the content 1px against the other column. */
.compare-col.is-after {
  border-color: var(--color-primary);
  border-width: 2px;
  padding: calc(var(--space-7) - 1px);
}

.compare-col h4 {
  font-size: 13px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--color-muted);
  margin: 0 0 var(--space-6);
}

.compare-col.is-after h4 {
  color: var(--color-primary);
}

.compare-steps {
  list-style: none;
  margin: 0;
  padding: 0;
}

/* A rail with dots instead of ↓ glyphs: the sequence stays legible and the
   payoff at the bottom gets the only filled dot. */
.compare-steps li {
  position: relative;
  font-size: 15px;
  color: var(--color-muted);
  padding: var(--space-3) 0 var(--space-3) var(--space-7);
}

.compare-steps li::before {
  content: "";
  position: absolute;
  z-index: 1;
  left: 0;
  top: 14px;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--color-canvas);
  box-shadow: inset 0 0 0 2px var(--color-hairline);
}

/* Each segment is anchored to its own row, so it survives wrapped lines. */
.compare-steps li:not(:last-child)::after {
  content: "";
  position: absolute;
  left: 4px;
  top: 24px;
  bottom: -14px;
  width: 2px;
  background: var(--color-hairline);
}

/* The outcome row sits lower, so the segment above it has further to reach. */
.compare-steps li:nth-last-child(2)::after {
  bottom: -24px;
}

.compare-steps li:last-child {
  font-weight: 700;
  font-size: 17px;
  color: var(--color-ink);
  padding-top: var(--space-5);
}

.compare-steps li:last-child::before {
  top: 24px;
  background: var(--color-muted);
  box-shadow: none;
}

.is-after .compare-steps li:last-child::before {
  background: var(--color-primary);
}

.compare-note {
  font-size: 13px;
  color: var(--color-muted);
  margin-top: var(--space-5);
}

/* Statement band — one sentence carrying a whole section on its own. */

.statement {
  max-width: 820px;
  margin: 0 auto;
  padding: var(--space-6) 0;
  text-align: center;
  font-size: clamp(21px, 2.6vw, 30px);
  font-weight: 600;
  line-height: 1.35;
  letter-spacing: -0.01em;
  text-wrap: balance;
}

/* Form section */

.form-box {
  border: 1px solid var(--color-hairline);
  border-radius: var(--radius-card);
  padding: var(--space-7);
  max-width: 640px;
}

.form-box ol {
  padding-left: var(--space-6);
  color: var(--color-muted);
  font-size: 15px;
}

.form-box li {
  margin-bottom: var(--space-3);
}

/* Footer */

footer {
  border-top: 1px solid var(--color-hairline);
  padding: var(--space-6) 0;
  color: var(--color-muted);
  font-size: 13px;
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
  }
}