:root {
  color-scheme: light;
  --page: #f4f7f6;
  --ink: #102027;
  --muted: #607078;
  --panel: #ffffff;
  --panel-2: #e9f4ef;
  --line: #d8e2df;
  --green: #12634b;
  --green-2: #55c2a3;
  --blue: #235c98;
  --amber: #c4872f;
  --red: #b2473d;
  --shadow: 0 18px 48px rgba(16, 32, 39, 0.14);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  overflow-x: hidden;
  background: var(--page);
  color: var(--ink);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

a {
  color: inherit;
  text-decoration: none;
}

button,
input,
select,
textarea {
  font: inherit;
}

button,
.primary-action,
.secondary-action,
.nav-action {
  min-height: 42px;
  border-radius: 7px;
  cursor: pointer;
}

.marketing-nav,
.app-nav {
  position: fixed;
  z-index: 5;
  top: 0;
  left: 0;
  right: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 14px clamp(18px, 4vw, 52px);
  background: rgba(244, 247, 246, 0.88);
  border-bottom: 1px solid rgba(216, 226, 223, 0.75);
  backdrop-filter: blur(18px);
}

.brand-link,
.marketing-nav nav,
.app-nav nav,
.hero-actions,
.pricing-layout,
.contact-layout {
  display: flex;
  align-items: center;
}

.brand-link {
  gap: 10px;
  font-size: 17px;
  font-weight: 790;
}

.brand-link img {
  border-radius: 8px;
}

.marketing-nav nav,
.app-nav nav {
  gap: 18px;
  color: var(--muted);
  font-size: 14px;
  font-weight: 680;
}

.app-nav button {
  border: 0;
  background: transparent;
  color: var(--muted);
  font-weight: 680;
}

.nav-action {
  display: inline-flex;
  align-items: center;
  padding: 0 14px;
  background: var(--ink);
  color: #ffffff;
}

.landing-hero {
  min-height: 78vh;
  display: flex;
  align-items: flex-end;
  padding: 124px clamp(20px, 7vw, 96px) 62px;
  background:
    linear-gradient(90deg, rgba(10, 21, 27, 0.92) 0%, rgba(10, 21, 27, 0.72) 46%, rgba(10, 21, 27, 0.18) 100%),
    url("/screenshots/workout-dashboard-dark-desktop.png") center / cover;
  color: #ffffff;
}

.hero-copy {
  width: min(650px, 100%);
}

.hero-kicker,
.section-kicker,
.price-label {
  margin: 0 0 9px;
  color: var(--green-2);
  font-size: 12px;
  font-weight: 820;
  letter-spacing: 0;
  text-transform: uppercase;
}

.hero-copy h1 {
  margin: 0;
  font-size: clamp(54px, 9vw, 118px);
  line-height: 0.92;
  letter-spacing: 0;
}

.hero-subtitle {
  margin: 18px 0 0;
  font-size: clamp(24px, 3vw, 38px);
  font-weight: 760;
}

.hero-subtitle,
.hero-body,
.section-inner h2 {
  overflow-wrap: anywhere;
}

.hero-body {
  max-width: 590px;
  margin: 16px 0 0;
  color: rgba(255, 255, 255, 0.82);
  font-size: 18px;
  line-height: 1.55;
}

.hero-actions {
  gap: 12px;
  margin-top: 28px;
}

.primary-action,
.secondary-action {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0 18px;
  font-weight: 760;
}

.primary-action {
  background: var(--green-2);
  color: #082019;
}

.secondary-action {
  border: 1px solid rgba(255, 255, 255, 0.5);
  color: #ffffff;
}

.section-band,
.screenshot-band {
  padding: 70px clamp(20px, 5vw, 72px);
}

.screenshot-band {
  background: #eef4f2;
}

.section-inner {
  width: min(1160px, 100%);
  margin: 0 auto;
}

.section-heading {
  max-width: 720px;
  margin-bottom: 24px;
}

.section-inner h2,
.auth-panel h1,
.settings-header h1 {
  margin: 0;
  font-size: clamp(30px, 4vw, 52px);
  line-height: 1.02;
  letter-spacing: 0;
}

.section-inner p,
.panel-copy,
.price-card p,
.auth-switch,
.settings-header p {
  color: var(--muted);
  line-height: 1.55;
}

.step-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.step-card,
.price-card,
.settings-panel,
.auth-panel,
.feedback-form {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
  box-shadow: var(--shadow);
}

.step-card {
  padding: 24px;
}

.step-number {
  display: inline-grid;
  width: 32px;
  height: 32px;
  margin-bottom: 18px;
  place-items: center;
  border-radius: 999px;
  background: var(--panel-2);
  color: var(--green);
  font-weight: 820;
}

.step-card h3,
.settings-panel h2 {
  margin: 0 0 10px;
  font-size: 20px;
  letter-spacing: 0;
}

.step-card p {
  margin: 0;
}

.screenshot-layout,
.pricing-layout,
.contact-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr);
  gap: 30px;
  align-items: center;
}

.dashboard-shot {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.pricing-layout {
  grid-template-columns: minmax(0, 1.2fr) minmax(220px, 0.5fr) minmax(220px, 0.5fr);
}

.price-card {
  padding: 24px;
}

.price-card strong {
  display: block;
  margin-bottom: 10px;
  font-size: 36px;
}

.price-card.accent {
  border-color: rgba(18, 99, 75, 0.35);
  background: var(--panel-2);
}

.contact-layout {
  grid-template-columns: minmax(0, 0.9fr) minmax(280px, 0.7fr);
}

.feedback-form,
.auth-form,
.settings-panel {
  display: grid;
  gap: 14px;
}

.feedback-form,
.settings-panel {
  padding: 24px;
}

label {
  display: grid;
  gap: 7px;
  color: var(--ink);
  font-size: 13px;
  font-weight: 760;
}

input,
select,
textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 7px;
  background: #ffffff;
  color: var(--ink);
}

input,
select {
  height: 42px;
  padding: 0 11px;
}

textarea {
  min-height: 116px;
  resize: vertical;
  padding: 11px;
}

button[type="submit"],
#createTelegramLink,
#createShareCard {
  border: 0;
  background: var(--ink);
  color: #ffffff;
  font-weight: 780;
}

button:disabled {
  cursor: not-allowed;
  opacity: 0.56;
}

.form-message {
  min-height: 20px;
  margin: 0;
  color: var(--muted);
  font-size: 13px;
}

.form-message.error {
  color: var(--red);
}

.marketing-footer {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  padding: 26px clamp(20px, 5vw, 72px);
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 14px;
}

.auth-shell {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 28px;
  background:
    linear-gradient(rgba(244, 247, 246, 0.82), rgba(244, 247, 246, 0.96)),
    url("/screenshots/workout-dashboard-light-desktop.png") center / cover;
}

.auth-brand {
  position: fixed;
  top: 22px;
  left: 24px;
}

.auth-panel {
  width: min(430px, 100%);
  padding: 28px;
}

.auth-heading {
  margin-bottom: 22px;
}

.auth-form button {
  width: 100%;
}

.oauth-block {
  display: grid;
  gap: 14px;
  margin-top: 16px;
}

.oauth-block[hidden] {
  display: none;
}

.feedback-website-field {
  position: absolute;
  left: -10000px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

.divider {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 10px;
  align-items: center;
  color: var(--muted);
  font-size: 13px;
}

.divider::before,
.divider::after {
  content: "";
  height: 1px;
  background: var(--line);
}

.oauth-button {
  min-height: 42px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--line);
  border-radius: 7px;
  background: #ffffff;
  color: var(--ink);
  font-weight: 760;
}

.auth-switch {
  margin: 16px 0 0;
}

.auth-switch a {
  color: var(--green);
  font-weight: 760;
}

.settings-shell {
  width: min(1120px, calc(100vw - 36px));
  margin: 0 auto;
  padding: 112px 0 46px;
}

.legal-shell {
  width: min(760px, calc(100vw - 36px));
  margin: 0 auto;
  padding: 132px 0 64px;
}

.legal-shell h1 {
  margin: 0 0 22px;
  font-size: clamp(34px, 5vw, 58px);
  line-height: 1;
  letter-spacing: 0;
}

.legal-shell p:not(.section-kicker) {
  margin: 0 0 18px;
  color: var(--muted);
  font-size: 17px;
  line-height: 1.62;
}

.settings-header {
  margin-bottom: 22px;
}

.settings-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.check-row {
  grid-template-columns: 18px 1fr;
  align-items: center;
}

.check-row input {
  width: 18px;
  height: 18px;
}

.link-result {
  padding: 13px;
  border: 1px solid var(--line);
  border-radius: 7px;
  background: #f7fbfa;
  overflow-wrap: anywhere;
}

.link-result a {
  color: var(--blue);
  font-weight: 760;
}

.inline-form {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 8px;
}

.settings-panel button,
.button-link {
  min-width: 0;
  border: 1px solid var(--line);
  border-radius: 7px;
  background: #ffffff;
  color: var(--ink);
  font-weight: 760;
}

.button-link {
  display: inline-flex;
  min-height: 42px;
  align-items: center;
  justify-content: center;
  padding: 0 12px;
}

.settings-panel button[type="submit"],
.settings-panel #createTelegramLink,
.settings-panel #createShareCard,
.settings-panel .primary-link {
  border: 0;
  background: var(--ink);
  color: #ffffff;
}

.danger-panel {
  border-color: #f0c7c2;
  background: #fffafa;
}

.danger-panel button[type="submit"] {
  background: #9f2d20;
  color: #ffffff;
}

.social-list {
  display: grid;
  gap: 8px;
}

.social-list h3,
.comparison-result h3,
.compare-lifts h4 {
  margin: 2px 0 0;
  font-size: 15px;
  letter-spacing: 0;
}

.social-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 10px;
  align-items: center;
  padding: 11px;
  border: 1px solid var(--line);
  border-radius: 7px;
  background: #f7fbfa;
}

.social-row > span,
.social-row small {
  display: grid;
  min-width: 0;
}

.social-row small,
.empty-copy {
  color: var(--muted);
  font-size: 13px;
  font-weight: 520;
}

.social-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 7px;
}

.social-actions button,
.social-actions .button-link {
  min-height: 36px;
  padding: 0 10px;
  font-size: 13px;
}

.comparison-result {
  display: grid;
  gap: 12px;
  padding: 13px;
  border: 1px solid rgba(35, 92, 152, 0.24);
  border-radius: 7px;
  background: #f2f7fb;
}

.comparison-result[hidden] {
  display: none;
}

.compare-grid,
.share-stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 8px;
}

.compare-grid div,
.share-stats div {
  padding: 11px;
  border: 1px solid var(--line);
  border-radius: 7px;
  background: #ffffff;
}

.compare-grid span,
.share-stats dt {
  display: block;
  margin-bottom: 4px;
  color: var(--muted);
  font-size: 12px;
  font-weight: 760;
}

.compare-grid strong,
.share-stats dd {
  margin: 0;
  font-size: 19px;
}

.compare-lifts ul,
.share-lifts {
  display: grid;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.compare-lifts li,
.share-lifts li {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 0;
  border-top: 1px solid var(--line);
}

.compare-lifts li span,
.share-lifts li span {
  color: var(--muted);
  text-align: right;
}

.plan-actions {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 8px;
}

.plan-actions button {
  border: 1px solid var(--line);
  background: #ffffff;
  color: var(--ink);
  font-weight: 760;
}

.usage-list {
  display: grid;
  gap: 6px;
}

.usage-list p {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
}

.share-page {
  min-height: 100vh;
  background: linear-gradient(135deg, #f4f7f6 0%, #eaf1ef 58%, #f8fbfa 100%);
}

.share-shell {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 28px;
}

.share-card {
  width: min(560px, 100%);
  display: grid;
  gap: 18px;
  padding: clamp(22px, 5vw, 36px);
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.94);
  box-shadow: var(--shadow);
}

.share-brand {
  display: flex;
  align-items: center;
  gap: 9px;
  font-weight: 790;
}

.share-card h1 {
  margin: 0;
  font-size: clamp(34px, 7vw, 58px);
  line-height: 0.98;
  letter-spacing: 0;
}

.share-score {
  display: grid;
  gap: 4px;
  padding: 18px;
  border-radius: 8px;
  background: var(--ink);
  color: #ffffff;
}

.share-score strong {
  font-size: clamp(42px, 10vw, 74px);
  line-height: 0.92;
}

.share-score span {
  color: rgba(255, 255, 255, 0.76);
}

.share-cta {
  width: 100%;
}

@media (max-width: 760px) {
  .marketing-nav,
  .app-nav {
    position: static;
    align-items: stretch;
    flex-direction: column;
    gap: 12px;
  }

  .marketing-nav nav,
  .app-nav nav {
    width: 100%;
    flex-wrap: wrap;
    justify-content: flex-start;
    gap: 10px;
  }

  .nav-action {
    flex: 1 1 100%;
    justify-content: center;
  }

  .landing-hero {
    min-height: 74vh;
    padding: 58px 20px 42px;
  }

  .hero-subtitle {
    font-size: clamp(21px, 6vw, 28px);
    line-height: 1.12;
  }

  .hero-subtitle span {
    display: block;
  }

  .hero-body {
    max-width: 32ch;
    font-size: 16px;
  }

  .hero-actions,
  .marketing-footer {
    align-items: stretch;
    flex-direction: column;
  }

  .primary-action,
  .secondary-action {
    width: 100%;
  }

  .step-grid,
  .screenshot-layout,
  .pricing-layout,
  .contact-layout,
  .settings-grid {
    grid-template-columns: 1fr;
  }

  .plan-actions {
    grid-template-columns: 1fr;
  }

  .inline-form,
  .social-row,
  .compare-grid,
  .share-stats {
    grid-template-columns: 1fr;
  }

  .social-actions {
    justify-content: stretch;
  }

  .social-actions button,
  .social-actions .button-link {
    flex: 1 1 120px;
  }

  .compare-lifts li,
  .share-lifts li {
    display: grid;
  }

  .compare-lifts li span,
  .share-lifts li span {
    text-align: left;
  }

  .section-band,
  .screenshot-band {
    padding: 48px 18px;
  }

  .auth-brand {
    position: static;
    margin-bottom: 20px;
  }

  .auth-shell {
    display: block;
    padding: 26px 18px;
  }

  .auth-panel {
    margin: 0 auto;
  }

  .settings-shell {
    width: min(100% - 28px, 1120px);
    padding-top: 34px;
  }

  .legal-shell {
    width: min(100% - 28px, 760px);
    padding-top: 48px;
  }
}