:root {
  --ink: #14181F;
  --ink-soft: #3A3F49;
  --muted: #666B74;
  --paper: #F7F5EF;
  --paper-raise: #FFFFFF;
  --line: #DEDACD;
  --teal: #2F5D50;
  --teal-deep: #1F433A;
  --clay: #C65D34;
  --tag-bg: #EDE8DA;
  --header-h: 64px;
  box-sizing: border-box;
  padding-top: env(safe-area-inset-top, 0px);
  padding-bottom: env(safe-area-inset-bottom, 0px);
}

html {
  scroll-padding-top: 76px;
  background: var(--paper);
  color-scheme: light;
}

* {
  box-sizing: inherit;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: 'Manrope', system-ui, -apple-system, Segoe UI, sans-serif;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

.cont-j {
  background: #fff;
  border: 1px solid #ccc;
  border-radius: 5px;
  padding: 5px 11px;
}

.cont-j section {
  padding: 0;
}

.sinl h1 {
  font-size: 21px;
  max-width: 100%;
  text-align: left;
}

.sinl .des {
  text-align: left;
}

.mono {
  font-family: 'IBM Plex Mono', ui-monospace, Menlo, monospace;
}

a {
  color: inherit;
}

img {
  max-width: 100%;
}

.wrap {
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 24px;
}

:focus-visible {
  outline: 2px solid var(--teal);
  outline-offset: 3px;
}

/* Header */
header {
  position: sticky;
  top: 0;
  z-index: 30;
  background: var(--paper);
  border-bottom: 1px solid var(--line);
  padding-top: env(safe-area-inset-top, 0px);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
  gap: 16px;
}

.logo {
  display: flex;
  align-items: baseline;
  gap: 2px;
  font-weight: 800;
  font-size: 19px;
  text-decoration: none;
}

.logo .dot {
  color: var(--clay);
}

.nav-links {
  display: flex;
  gap: 26px;
  list-style: none;
  margin: 0;
  padding: 0;
  align-items: center;
}

.nav-links>li {
  position: relative;
}

.nav-links>li>a,
.nav-links>li>button.nav-top {
  text-decoration: none;
  font-size: 14.5px;
  font-weight: 600;
  color: var(--ink-soft);
  background: none;
  border: none;
  cursor: pointer;
  font-family: inherit;
  padding: 22px 0;
  display: flex;
  align-items: center;
  gap: 5px;
}

.nav-links>li:hover>a,
.nav-links>li:hover>button.nav-top,
.nav-links>li>a:hover {
  color: var(--ink);
}

.caret {
  width: 8px;
  height: 8px;
  border-right: 1.5px solid currentColor;
  border-bottom: 1.5px solid currentColor;
  transform: rotate(45deg);
  margin-top: -2px;
}

.dropdown {
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%);
  background: var(--paper-raise);
  border: 1px solid var(--line);
  border-radius: 12px;
  box-shadow: 0 12px 28px rgba(20, 24, 31, .12);
  padding: 18px;
  display: none;
  grid-template-columns: 1fr 1fr;
  gap: 22px;
  width: 420px;
}

.nav-links>li:hover .dropdown,
.nav-links>li:focus-within .dropdown {
  display: grid;
}

.dropdown-group h4 {
  margin: 0 0 10px;
  font-size: 12px;
  color: var(--muted);
  font-weight: 700;
  letter-spacing: .02em;
}

.dropdown-group ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 6px;
}

.dropdown-group a {
  display: block;
  text-decoration: none;
  font-size: 14px;
  color: var(--ink);
  padding: 5px 6px;
  border-radius: 6px;
}

.dropdown-group a:hover {
  background: var(--tag-bg);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 14px;
}

.link-login {
  text-decoration: none;
  font-size: 14.5px;
  font-weight: 700;
  color: var(--ink);
}

.btn-signup {
  background: var(--teal);
  color: #fff;
  border: none;
  padding: 10px 18px;
  border-radius: 8px;
  font-weight: 700;
  font-size: 14.5px;
  cursor: pointer;
  white-space: nowrap;
  text-decoration: none;
  display: inline-block;
}

.burger {
  display: none;
  background: none;
  border: 1px solid var(--line);
  border-radius: 8px;
  width: 40px;
  height: 40px;
  cursor: pointer;
  position: relative;
  flex-shrink: 0;
}

.burger span {
  display: block;
  width: 18px;
  height: 2px;
  background: var(--ink);
  margin: 4px auto;
  transition: transform .2s ease, opacity .2s ease;
}

body.menu-open .burger span:nth-child(1) {
  transform: translateY(6px) rotate(45deg);
}

body.menu-open .burger span:nth-child(2) {
  opacity: 0;
}

body.menu-open .burger span:nth-child(3) {
  transform: translateY(-6px) rotate(-45deg);
}

/* Mobile menu panel — sibling of header, not a descendant, so
     position:fixed is never contained by header's own box */
.mobile-menu {
  display: none;
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  top: calc(64px + env(safe-area-inset-top, 0px));
  background: var(--paper);
  overflow-y: auto;
  z-index: 40;
  padding: 20px 24px 40px;
}

body.menu-open {
  overflow: hidden;
}

body.menu-open .mobile-menu {
  display: block;
}

.mobile-menu .m-top-link {
  display: block;
  padding: 14px 2px;
  text-decoration: none;
  color: var(--ink);
  font-weight: 700;
  font-size: 16px;
  border-bottom: 1px solid var(--line);
}

.mobile-menu details {
  border: none;
  border-radius: 0;
  padding: 0;
  background: transparent;
  border-bottom: 1px solid var(--line);
}

.mobile-menu summary {
  padding: 14px 2px;
  font-size: 16px;
}

.mobile-menu .m-sub {
  padding: 2px 2px 14px;
}

.mobile-menu .m-sub a {
  display: block;
  padding: 9px 2px;
  text-decoration: none;
  color: var(--ink-soft);
  font-size: 14.5px;
}

.mobile-menu .m-group {
  font-size: 12px;
  color: var(--muted);
  font-weight: 700;
  margin: 10px 0 2px;
}

.mobile-menu .m-actions {
  display: flex;
  gap: 10px;
  margin-top: 20px;
}

/* Hero */
.hero {
  padding: 72px 0 56px;
  border-bottom: 1px solid var(--line);
}

.hero-tag {
  display: inline-block;
  font-size: 12.5px;
  letter-spacing: .02em;
  background: var(--tag-bg);
  border: 1px solid var(--line);
  color: var(--ink-soft);
  padding: 5px 10px;
  border-radius: 6px;
  margin-bottom: 22px;
}

h1 {
  font-size: clamp(32px, 5vw, 52px);
  line-height: 1.08;
  letter-spacing: -.01em;
  margin: 0 0 20px;
  max-width: 16ch;
}

.hero-sub {
  font-size: 18px;
  color: var(--muted);
  max-width: 52ch;
  margin: 0 0 32px;
}

.hero-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

.btn-primary {
  background: var(--ink);
  color: var(--paper);
  text-decoration: none;
  padding: 14px 26px;
  border-radius: 9px;
  font-weight: 700;
  font-size: 15.5px;
}

.btn-ghost {
  border: 1px solid var(--line);
  text-decoration: none;
  color: var(--ink);
  padding: 14px 26px;
  border-radius: 9px;
  font-weight: 700;
  font-size: 15.5px;
}

.hero-stats {
  display: flex;
  gap: 36px;
  margin-top: 48px;
  flex-wrap: wrap;
}

.hero-stats div strong {
  display: block;
  font-size: 26px;
}

.hero-stats div span {
  font-size: 13.5px;
  color: var(--muted);
}

section {
  padding: 64px 0;
}

.section-head {
  text-align: center;
  margin-bottom: 36px;
}

.section-head h2 {
  font-size: clamp(24px, 3.4vw, 32px);
  margin: 0 0 10px;
  letter-spacing: -.01em;
}

.section-head p {
  color: var(--muted);
  margin: 0;
  font-size: 16px;
}

#tools {
  border-bottom: 1px solid var(--line);
}

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

.tool-card {
  background: var(--paper-raise);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 20px;
  text-decoration: none;
  color: var(--ink);
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.tool-tag {
  align-self: flex-start;
  font-size: 12px;
  padding: 4px 8px;
  border-radius: 5px;
  background: var(--tag-bg);
  color: var(--ink-soft);
  letter-spacing: .02em;
}

.tool-card h3 {
  margin: 0;
  font-size: 16.5px;
}

.tool-card p {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.45;
}

.why-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.why-item {
  border-top: 2px solid var(--ink);
  padding-top: 14px;
}

.why-item h3 {
  margin: 0 0 8px;
  font-size: 17px;
}

.why-item p {
  margin: 0;
  color: var(--muted);
  font-size: 14.5px;
}

#account {
  background: var(--teal-deep);
  color: #F4F2EA;
  border-radius: 20px;
  margin: 0 24px;
  max-width: 1080px;
  margin-left: auto;
  margin-right: auto;
  padding: 52px 40px;
}

#account .wrap {
  padding: 0;
  display: grid;
  grid-template-columns: 1.1fr .9fr;
  gap: 40px;
  align-items: center;
}

#account h2 {
  font-size: clamp(22px, 3vw, 28px);
  margin: 0 0 14px;
  color: #fff;
}

#account p.lead {
  color: #D9E4DF;
  font-size: 15.5px;
  margin: 0 0 22px;
  max-width: 46ch;
}

#account ul {
  list-style: none;
  margin: 0 0 26px;
  padding: 0;
  display: grid;
  gap: 10px;
}

#account li {
  font-size: 14.5px;
  color: #E7EFEC;
  padding-left: 22px;
  position: relative;
}

#account li::before {
  content: "—";
  position: absolute;
  left: 0;
  color: var(--clay);
}

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

.btn-light {
  background: #fff;
  color: var(--teal-deep);
  text-decoration: none;
  padding: 13px 22px;
  border-radius: 9px;
  font-weight: 700;
  font-size: 14.5px;
}

.btn-outline-light {
  border: 1px solid rgba(255, 255, 255, .5);
  color: #fff;
  text-decoration: none;
  padding: 13px 22px;
  border-radius: 9px;
  font-weight: 700;
  font-size: 14.5px;
}

.acc-card {
  background: rgba(255, 255, 255, .07);
  border: 1px solid rgba(255, 255, 255, .18);
  border-radius: 14px;
  padding: 22px;
}

.acc-card .mono {
  font-size: 12.5px;
  color: #B9E3D6;
  display: block;
  margin-bottom: 12px;
}

.acc-row {
  display: flex;
  justify-content: space-between;
  padding: 9px 0;
  border-bottom: 1px solid rgba(255, 255, 255, .12);
  font-size: 14px;
}

.acc-row:last-child {
  border-bottom: none;
}

.acc-row span:last-child {
  color: #B9E3D6;
  font-weight: 600;
}

.news-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
}

.news-card {
  background: var(--paper-raise);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  text-decoration: none;
  color: var(--ink);
}

.news-date {
  font-size: 12px;
  color: var(--muted);
  letter-spacing: .02em;
}

.news-card h3 {
  margin: 0;
  font-size: 16px;
  line-height: 1.35;
}

.news-card p {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.45;
}

.news-more {
  display: flex;
  justify-content: center;
  margin-top: 28px;
}

.faq-list {
  display: grid;
  gap: 10px;
}

#faq details {
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 16px 18px;
  background: var(--paper-raise);
}

summary {
  cursor: pointer;
  font-weight: 700;
  font-size: 15.5px;
  list-style: none;
  display: flex;
  justify-content: space-between;
  gap: 12px;
}

summary::-webkit-details-marker {
  display: none;
}

summary::after {
  content: "+";
  color: var(--muted);
  font-weight: 500;
}

details[open] summary::after {
  content: "–";
}

#faq details p {
  margin: 12px 0 0;
  color: var(--muted);
  font-size: 14.5px;
  max-width: 64ch;
}

footer {
  border-top: 1px solid var(--line);
  padding: 32px 0;
  margin-top: 20px;
}

.foot-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 13.5px;
  color: var(--muted);
}

.foot-row a {
  text-decoration: none;
  margin-left: 16px;
  color: var(--muted);
}

.foot-row a:hover {
  color: var(--ink);
}

@media (max-width: 860px) {
  .nav-links {
    display: none;
  }

  .nav-actions .link-login {
    display: none;
  }

  .burger {
    display: block;
  }

  .tool-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .why-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .news-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  #account .wrap {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 520px) {
  .tool-grid {
    grid-template-columns: 1fr;
  }

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

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

  .hero-actions {
    flex-direction: column;
  }

  .btn-primary,
  .btn-ghost {
    text-align: center;
  }
}