:root {
  color-scheme: light;
  --primary: #3b2416;
  --primary-soft: #6b4226;
  --accent: #b64d12;
  --accent-hover: #913b0d;
  --accent-soft: #f8c98e;
  --cream: #fff7ed;
  --surface: #ffffff;
  --surface-warm: #fffbf5;
  --surface-sage: #eef7ee;
  --border: #e7d7c7;
  --text: #2b1a10;
  --text-muted: #6f5e50;
  --success: #28784f;
  --warning: #9a5b00;
  --danger: #b42318;
  --shadow-soft: 0 18px 50px rgba(59, 36, 22, 0.1);
  --shadow-device: 0 24px 70px rgba(59, 36, 22, 0.18);
  --radius-xs: 4px;
  --radius-sm: 6px;
  --radius-md: 8px;
  --radius-device: 28px;
  --container: 1160px;
  --header-height: 72px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--cream);
  color: var(--text);
  font-family: Inter, Manrope, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 17px;
  line-height: 1.65;
}

body::before {
  background: linear-gradient(180deg, rgba(255, 251, 245, 0.86) 0%, rgba(255, 247, 237, 0) 42%);
  content: "";
  inset: 0;
  pointer-events: none;
  position: fixed;
  z-index: -1;
}

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

img,
svg {
  display: block;
}

button,
input,
textarea {
  font: inherit;
}

.skip-link {
  background: var(--primary);
  color: #fff;
  left: 16px;
  padding: 10px 14px;
  position: fixed;
  top: -100px;
  z-index: 30;
}

.skip-link:focus {
  top: 16px;
}

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

.section {
  padding: 86px 0;
}

.site-header {
  backdrop-filter: blur(16px);
  background: rgba(255, 251, 245, 0.9);
  border-bottom: 1px solid rgba(231, 215, 199, 0.78);
  position: sticky;
  top: 0;
  z-index: 20;
}

.header-inner {
  align-items: center;
  display: grid;
  gap: 22px;
  grid-template-columns: auto minmax(0, 1fr) auto;
  min-height: var(--header-height);
}

.brand,
.footer-brand {
  align-items: center;
  display: inline-flex;
}

.brand img {
  height: 44px;
  width: auto;
}

.desktop-nav {
  align-items: center;
  display: flex;
  gap: 22px;
  justify-content: center;
}

.desktop-nav a {
  color: var(--text-muted);
  font-size: 15px;
  font-weight: 720;
  line-height: 1.2;
  transition: color 160ms ease, transform 160ms ease;
}

.desktop-nav a:hover,
.desktop-nav a:focus-visible {
  color: var(--text);
}

.button {
  align-items: center;
  border: 1px solid transparent;
  border-radius: var(--radius-md);
  cursor: pointer;
  display: inline-flex;
  font-size: 15px;
  font-weight: 780;
  gap: 8px;
  justify-content: center;
  letter-spacing: 0;
  line-height: 1.2;
  min-height: 48px;
  padding: 0 20px;
  text-align: center;
  transition: background 160ms ease, border-color 160ms ease, color 160ms ease, transform 160ms ease;
}

.button:hover {
  transform: translateY(-1px);
}

.button:focus-visible,
.tab-button:focus-visible,
summary:focus-visible,
input:focus-visible,
textarea:focus-visible {
  outline: 4px solid rgba(182, 77, 18, 0.18);
  outline-offset: 2px;
}

.button-primary {
  background: var(--accent);
  color: #fff;
}

.button-primary:hover,
.button-primary:focus-visible {
  background: var(--accent-hover);
}

.button-secondary {
  background: var(--surface);
  border-color: var(--border);
  color: var(--primary);
}

.button-secondary:hover,
.button-secondary:focus-visible {
  border-color: rgba(59, 36, 22, 0.35);
}

.mobile-menu {
  display: none;
  position: relative;
}

.mobile-menu summary {
  align-items: center;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  cursor: pointer;
  display: inline-flex;
  flex-direction: column;
  gap: 4px;
  height: 44px;
  justify-content: center;
  list-style: none;
  width: 44px;
}

.mobile-menu summary::-webkit-details-marker {
  display: none;
}

.mobile-menu summary span {
  background: var(--primary);
  border-radius: 99px;
  height: 2px;
  width: 18px;
}

.mobile-menu nav {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-soft);
  display: grid;
  gap: 6px;
  min-width: 236px;
  padding: 12px;
  position: absolute;
  right: 0;
  top: 52px;
}

.mobile-menu nav a:not(.button) {
  border-radius: var(--radius-sm);
  color: var(--text-muted);
  font-size: 15px;
  font-weight: 720;
  padding: 8px 10px;
}

.mobile-menu .button {
  font-size: 13px;
  min-height: 44px;
  padding: 0 10px;
  white-space: nowrap;
}

.hero {
  overflow: hidden;
  padding: 48px 0 72px;
}

.hero-grid {
  align-items: center;
  display: grid;
  gap: 58px;
  grid-template-columns: minmax(0, 1fr) minmax(390px, 0.88fr);
}

.hero-copy h1 {
  font-size: clamp(40px, 6.8vw, 72px);
  font-weight: 830;
  letter-spacing: 0;
  line-height: 1.04;
  margin: 0 0 22px;
  max-width: 760px;
}

.hero-copy p {
  color: var(--text-muted);
  font-size: clamp(17px, 2vw, 21px);
  line-height: 1.62;
  margin: 0 0 30px;
  max-width: 650px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.hero-visual {
  min-height: 522px;
  position: relative;
}

.phone-mock {
  background: #24160f;
  border: 8px solid #24160f;
  border-radius: var(--radius-device);
  box-shadow: var(--shadow-device);
  color: var(--text);
  margin-left: auto;
  max-width: 320px;
  min-height: 510px;
  overflow: hidden;
  padding: 22px 16px 16px;
  position: relative;
  z-index: 1;
}

.phone-mock::before {
  background: linear-gradient(180deg, var(--surface-warm), #fff2df);
  border-radius: 22px;
  content: "";
  inset: 0;
  position: absolute;
}

.phone-speaker {
  background: rgba(255, 255, 255, 0.42);
  border-radius: 99px;
  height: 5px;
  left: 50%;
  position: absolute;
  top: 9px;
  transform: translateX(-50%);
  width: 56px;
  z-index: 1;
}

.bot-header,
.bot-message,
.product-card,
.mock-add-button {
  position: relative;
  z-index: 1;
}

.bot-header {
  align-items: center;
  display: flex;
  gap: 10px;
  margin-bottom: 18px;
}

.bot-avatar {
  background: var(--primary);
  border-radius: 50%;
  height: 38px;
  position: relative;
  width: 38px;
}

.bot-avatar::before {
  background: var(--accent);
  border-radius: 10px 10px 12px 12px;
  content: "";
  height: 15px;
  left: 9px;
  position: absolute;
  top: 13px;
  width: 20px;
}

.bot-avatar::after {
  background: var(--surface-warm);
  border-radius: 99px;
  content: "";
  height: 2px;
  left: 13px;
  position: absolute;
  top: 18px;
  width: 12px;
}

.bot-header strong,
.bot-header span {
  display: block;
  line-height: 1.25;
}

.bot-header strong {
  font-size: 15px;
  font-weight: 800;
}

.bot-header span {
  color: var(--text-muted);
  font-size: 12px;
  font-weight: 650;
}

.bot-message {
  background: var(--surface);
  border: 1px solid rgba(231, 215, 199, 0.92);
  border-radius: var(--radius-md);
  margin-bottom: 12px;
  padding: 14px;
}

.bot-message strong,
.bot-message span {
  display: block;
}

.bot-message strong {
  font-size: 17px;
  font-weight: 820;
  margin-bottom: 3px;
}

.bot-message span {
  color: var(--text-muted);
  font-size: 13px;
}

.product-card {
  align-items: center;
  background: rgba(255, 255, 255, 0.78);
  border: 1px solid rgba(231, 215, 199, 0.82);
  border-radius: var(--radius-md);
  display: grid;
  gap: 10px;
  grid-template-columns: 48px minmax(0, 1fr);
  margin-bottom: 10px;
  padding: 10px;
}

.product-icon {
  align-items: center;
  background: #fff1df;
  border-radius: var(--radius-md);
  color: var(--accent);
  display: inline-flex;
  height: 48px;
  justify-content: center;
  width: 48px;
}

.product-icon svg {
  height: 34px;
  width: 34px;
}

.product-icon path {
  fill: currentColor;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 2.1;
}

.product-icon path[fill="none"] {
  fill: none;
}

.product-card strong,
.product-card span {
  display: block;
}

.product-card strong {
  font-size: 14px;
  font-weight: 780;
  line-height: 1.25;
  margin-bottom: 3px;
}

.product-card span {
  color: var(--primary-soft);
  font-size: 13px;
  font-weight: 760;
}

.mock-add-button {
  background: var(--primary);
  border: 0;
  border-radius: var(--radius-md);
  color: #fff;
  cursor: default;
  font-size: 14px;
  font-weight: 780;
  min-height: 44px;
  width: 100%;
}

.admin-summary {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  bottom: 22px;
  box-shadow: var(--shadow-soft);
  max-width: 282px;
  padding: 18px;
  position: absolute;
  right: 236px;
  width: min(282px, 70%);
  z-index: 2;
}

.summary-label {
  color: var(--success);
  display: block;
  font-size: 13px;
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: 8px;
}

.admin-summary h2 {
  font-size: 18px;
  line-height: 1.25;
  margin: 0 0 14px;
}

.admin-summary dl {
  display: grid;
  gap: 10px;
  margin: 0;
}

.admin-summary div {
  align-items: center;
  display: flex;
  justify-content: space-between;
}

.admin-summary dt {
  color: var(--text-muted);
  font-size: 14px;
  font-weight: 650;
}

.admin-summary dd {
  font-size: 15px;
  font-weight: 820;
  margin: 0;
}

.split-layout,
.features-layout,
.pricing-layout,
.access-layout {
  align-items: start;
  display: grid;
  gap: 48px;
  grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
}

.section-copy h2,
.section-heading h2 {
  font-size: clamp(30px, 4vw, 46px);
  font-weight: 810;
  letter-spacing: 0;
  line-height: 1.12;
  margin: 0;
}

.section-copy p,
.section-heading p {
  color: var(--text-muted);
  margin: 18px 0 0;
  max-width: 650px;
}

.section-heading {
  margin-bottom: 34px;
  max-width: 820px;
}

.problem-section {
  background: var(--surface-warm);
  border-bottom: 1px solid rgba(231, 215, 199, 0.65);
  border-top: 1px solid rgba(231, 215, 199, 0.65);
}

.problem-list,
.feature-list,
.pricing-card ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

.problem-list {
  display: grid;
  gap: 12px;
}

.problem-list li,
.feature-list li,
.pricing-card li {
  align-items: start;
  display: grid;
  gap: 10px;
  grid-template-columns: 22px minmax(0, 1fr);
}

.problem-list li::before,
.feature-list li::before,
.pricing-card li::before {
  align-items: center;
  background: #fff1df;
  border-radius: 50%;
  color: var(--accent);
  content: "";
  display: inline-flex;
  height: 18px;
  justify-content: center;
  margin-top: 4px;
  width: 18px;
}

.problem-list li::before {
  background:
    linear-gradient(var(--accent), var(--accent)) center / 8px 2px no-repeat,
    #fff1df;
}

.feature-list li::before,
.pricing-card li::before {
  background:
    linear-gradient(135deg, transparent 45%, var(--success) 46% 60%, transparent 61%) 45% 58% / 10px 8px no-repeat,
    linear-gradient(45deg, transparent 42%, var(--success) 43% 58%, transparent 59%) 35% 62% / 8px 6px no-repeat,
    var(--surface-sage);
}

.card-grid {
  display: grid;
  gap: 18px;
}

.four-columns {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.feature-card,
.pricing-card,
.form-panel {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-soft);
}

.feature-card {
  min-height: 236px;
  padding: 22px;
}

.feature-icon {
  align-items: center;
  background: #fff1df;
  border-radius: var(--radius-md);
  color: var(--accent);
  display: inline-flex;
  height: 44px;
  justify-content: center;
  margin-bottom: 20px;
  width: 44px;
}

.feature-icon svg {
  height: 24px;
  width: 24px;
}

.feature-icon path {
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.8;
}

.feature-card h3 {
  font-size: 20px;
  font-weight: 790;
  line-height: 1.25;
  margin: 0 0 10px;
}

.feature-card p {
  color: var(--text-muted);
  font-size: 15px;
  line-height: 1.55;
  margin: 0;
}

.warm-band {
  background: linear-gradient(180deg, #fff1df 0%, var(--cream) 100%);
}

.steps-list {
  counter-reset: steps;
  display: grid;
  gap: 14px;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  list-style: none;
  margin: 0;
  padding: 0;
}

.steps-list li {
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid rgba(231, 215, 199, 0.86);
  border-radius: var(--radius-md);
  padding: 18px;
}

.steps-list span {
  align-items: center;
  background: var(--primary);
  border-radius: 50%;
  color: #fff;
  display: inline-flex;
  font-size: 14px;
  font-weight: 850;
  height: 30px;
  justify-content: center;
  margin-bottom: 18px;
  width: 30px;
}

.steps-list strong {
  display: block;
  font-size: 18px;
  line-height: 1.35;
}

.audience-layout {
  align-items: center;
}

.audience-grid {
  display: grid;
  gap: 12px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.audience-grid article {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  font-weight: 760;
  min-height: 78px;
  padding: 18px;
}

.audience-grid article:last-child {
  grid-column: 1 / -1;
}

.features-section {
  background: var(--primary);
  color: #fff;
}

.features-section .section-copy p {
  color: rgba(255, 247, 237, 0.78);
}

.feature-list {
  columns: 2;
  column-gap: 34px;
}

.feature-list li {
  break-inside: avoid;
  color: rgba(255, 247, 237, 0.92);
  margin-bottom: 14px;
}

.pricing-layout {
  align-items: center;
}

.pricing-card {
  padding: 26px;
}

.pricing-head {
  border-bottom: 1px solid var(--border);
  margin-bottom: 22px;
  padding-bottom: 18px;
}

.pricing-head h3 {
  font-size: 22px;
  line-height: 1.2;
  margin: 0 0 8px;
}

.pricing-head strong {
  color: var(--accent);
  display: block;
  font-size: clamp(24px, 3vw, 34px);
  line-height: 1.12;
}

.pricing-card ul {
  display: grid;
  gap: 10px;
  margin-bottom: 24px;
}

.pricing-card .button {
  width: 100%;
}

.fine-print {
  color: var(--text-muted);
  font-size: 14px;
  line-height: 1.5;
  margin: 16px 0 0;
}

.access-section {
  background: var(--surface-warm);
  border-top: 1px solid rgba(231, 215, 199, 0.65);
}

.form-panel {
  padding: 22px;
}

.form-tabs {
  background: #fff1df;
  border-radius: var(--radius-md);
  display: grid;
  gap: 6px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin-bottom: 24px;
  padding: 6px;
}

.tab-button {
  background: transparent;
  border: 0;
  border-radius: var(--radius-sm);
  color: var(--primary-soft);
  cursor: pointer;
  font-size: 15px;
  font-weight: 780;
  min-height: 42px;
  padding: 0 14px;
}

.tab-button.is-active {
  background: var(--surface);
  box-shadow: 0 8px 22px rgba(59, 36, 22, 0.08);
  color: var(--text);
}

.tab-panel h3 {
  font-size: 24px;
  line-height: 1.2;
  margin: 0 0 8px;
}

.tab-panel > p {
  color: var(--text-muted);
  font-size: 15px;
  line-height: 1.55;
  margin: 0 0 22px;
}

.form-grid {
  display: grid;
  gap: 14px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.field {
  display: grid;
  gap: 6px;
}

.field-wide {
  grid-column: 1 / -1;
}

.field span {
  color: var(--text);
  font-size: 14px;
  font-weight: 760;
  line-height: 1.2;
}

input,
textarea {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  color: var(--text);
  min-height: 48px;
  padding: 11px 13px;
  width: 100%;
}

textarea {
  min-height: 110px;
  resize: vertical;
}

input::placeholder,
textarea::placeholder {
  color: #9a8574;
}

input[aria-invalid],
textarea[aria-invalid] {
  border-color: rgba(180, 35, 24, 0.65);
}

.field-error {
  color: var(--danger);
  font-size: 13px;
  line-height: 1.35;
  min-height: 18px;
}

.form-message {
  border-radius: var(--radius-md);
  font-size: 14px;
  font-weight: 760;
  line-height: 1.45;
  margin: 16px 0 0;
  min-height: 0;
}

.form-message.is-success,
.form-message.is-error {
  border: 1px solid;
  padding: 12px 14px;
}

.form-message.is-success {
  background: var(--surface-sage);
  border-color: rgba(47, 133, 90, 0.22);
  color: var(--success);
}

.form-message.is-error {
  background: #fff1ec;
  border-color: rgba(180, 35, 24, 0.22);
  color: var(--danger);
}

.form-submit {
  margin-top: 18px;
  width: 100%;
}

.login-form {
  display: grid;
  gap: 14px;
}

.form-note {
  color: var(--text-muted);
  font-size: 14px;
  line-height: 1.45;
  margin: 0;
}

.site-footer {
  background: var(--primary);
  color: #fff;
  padding: 48px 0 26px;
}

.footer-grid {
  display: grid;
  gap: 34px;
  grid-template-columns: minmax(0, 1.25fr) minmax(160px, 0.35fr) minmax(190px, 0.4fr);
}

.footer-brand img {
  height: 42px;
  width: auto;
}

.site-footer p {
  color: rgba(255, 247, 237, 0.78);
  margin: 16px 0 0;
  max-width: 520px;
}

.site-footer nav,
.site-footer address {
  display: grid;
  font-style: normal;
  gap: 10px;
}

.site-footer a {
  color: rgba(255, 247, 237, 0.86);
  font-size: 15px;
  font-weight: 700;
}

.site-footer a:hover,
.site-footer a:focus-visible {
  color: #fff;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 247, 237, 0.18);
  color: rgba(255, 247, 237, 0.68);
  font-size: 14px;
  margin-top: 34px;
  padding-top: 22px;
}

@media (max-width: 1080px) {
  .header-inner {
    grid-template-columns: auto 1fr auto auto;
  }

  .desktop-nav {
    display: none;
  }

  .mobile-menu {
    display: block;
  }

  .hero-grid,
  .split-layout,
  .features-layout,
  .pricing-layout,
  .access-layout {
    grid-template-columns: 1fr;
  }

  .hero-grid {
    gap: 38px;
  }

  .hero-visual {
    justify-self: center;
    max-width: 650px;
    width: 100%;
  }

  .phone-mock {
    margin: 0 auto;
  }

  .admin-summary {
    right: calc(50% + 78px);
  }

  .four-columns,
  .steps-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 720px) {
  :root {
    --header-height: 64px;
  }

  body {
    font-size: 16px;
  }

  .container {
    padding: 0 18px;
  }

  .section {
    padding: 58px 0;
  }

  .header-inner {
    gap: 12px;
    grid-template-columns: auto 1fr auto;
  }

  .brand img {
    height: 38px;
    max-width: 176px;
  }

  .header-cta {
    display: none;
  }

  .mobile-menu {
    grid-column: 3;
  }

  .hero {
    padding: 16px 0 0;
  }

  .hero-grid {
    gap: 22px;
  }

  .hero-copy h1 {
    font-size: clamp(36px, 10vw, 42px);
    margin-bottom: 14px;
  }

  .hero-copy p {
    font-size: 17px;
    line-height: 1.55;
    margin-bottom: 18px;
  }

  .hero-actions {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .hero-actions .button {
    padding: 0 12px;
  }

  .hero-visual {
    min-height: 300px;
  }

  .phone-mock {
    border-width: 7px;
    max-width: 242px;
    min-height: 300px;
    padding: 18px 11px 11px;
  }

  .bot-header {
    margin-bottom: 10px;
  }

  .bot-avatar {
    height: 34px;
    width: 34px;
  }

  .bot-message {
    margin-bottom: 7px;
    padding: 10px;
  }

  .bot-message strong {
    font-size: 16px;
  }

  .bot-message span {
    font-size: 12px;
  }

  .product-card {
    gap: 8px;
    grid-template-columns: 38px minmax(0, 1fr);
    margin-bottom: 7px;
    padding: 7px;
  }

  .product-icon {
    height: 38px;
    width: 38px;
  }

  .product-icon svg {
    height: 28px;
    width: 28px;
  }

  .product-card strong {
    font-size: 12px;
  }

  .product-card span {
    font-size: 12px;
  }

  .mock-add-button {
    min-height: 38px;
  }

  .admin-summary {
    bottom: 0;
    left: 50%;
    max-width: 228px;
    padding: 12px;
    right: auto;
    transform: translateX(-50%);
    width: 78%;
  }

  .admin-summary h2 {
    font-size: 15px;
    margin-bottom: 10px;
  }

  .summary-label {
    margin-bottom: 6px;
  }

  .admin-summary dl {
    gap: 6px;
  }

  .admin-summary dt,
  .admin-summary dd {
    font-size: 13px;
  }

  .four-columns,
  .steps-list,
  .audience-grid,
  .form-grid {
    grid-template-columns: 1fr;
  }

  .feature-card {
    min-height: 0;
  }

  .feature-list {
    columns: 1;
  }

  .form-panel,
  .pricing-card {
    padding: 18px;
  }

  .footer-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 360px) {
  .hero-actions {
    grid-template-columns: 1fr;
  }

  .phone-mock {
    max-width: 246px;
  }
}

@media (max-width: 420px) {
  .mobile-menu nav {
    min-width: 218px;
  }
}

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