/* kasafinance.online. Same palette as the app (src/styles.css). */
:root {
  --bg: #f4f3ef;
  --surface: #ffffff;
  --surface-2: #ecebe5;
  --text: #1b1c1e;
  --muted: #62646a;
  --line: #e2dfd7;
  --accent: #1f6f5c;
  --accent-strong: #185a4a;
  --accent-soft: #dcebe5;
  --accent-text: #ffffff;
  --pos: #1f7a4d;
  --neg: #b4402f;
  --series: #2a78d6;
  --series-muted: #b7d3f6;
  --radius: 16px;
  --shadow: 0 1px 2px rgb(0 0 0 / 0.04), 0 12px 40px -12px rgb(30 40 30 / 0.18);
  color-scheme: light;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0f1115;
    --surface: #171a20;
    --surface-2: #1d2128;
    --text: #eceef1;
    --muted: #9399a4;
    --line: #272b33;
    --accent: #3aa88b;
    --accent-strong: #52bf9f;
    --accent-soft: #15302a;
    --accent-text: #08130f;
    --pos: #4cc38a;
    --neg: #f07a66;
    --series: #3987e5;
    --series-muted: #184f95;
    --shadow: 0 1px 2px rgb(0 0 0 / 0.3), 0 16px 48px -16px rgb(0 0 0 / 0.6);
    color-scheme: dark;
  }
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 17px/1.55 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  -webkit-font-smoothing: antialiased;
}

a {
  color: var(--accent);
}

h1,
h2,
h3 {
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin: 0;
  text-wrap: balance;
}

h1 {
  font-size: clamp(2.3rem, 5.2vw, 3.6rem);
  font-weight: 750;
  letter-spacing: -0.035em;
}

h2 {
  font-size: clamp(1.7rem, 3.4vw, 2.4rem);
  font-weight: 720;
}

h3 {
  font-size: 1.1rem;
  font-weight: 650;
}

p {
  margin: 0;
}

.wrap {
  max-width: 1160px;
  margin: 0 auto;
  padding: 0 24px;
}

.wrap.narrow {
  max-width: 780px;
}

.muted {
  color: var(--muted);
}

.small {
  font-size: 0.875rem;
}

.skip {
  position: absolute;
  left: -999px;
  top: 8px;
  background: var(--surface);
  padding: 8px 12px;
  border-radius: 8px;
  z-index: 10;
}

.skip:focus {
  left: 8px;
}

/* ---- buttons ---- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 9px 16px;
  border-radius: 999px;
  font: inherit;
  font-size: 0.95rem;
  font-weight: 600;
  text-decoration: none;
  color: var(--text);
  background: var(--surface);
  border: 1px solid var(--line);
  cursor: pointer;
  white-space: nowrap;
  transition: background 0.15s, border-color 0.15s, transform 0.15s;
}

.btn:hover {
  border-color: color-mix(in srgb, var(--text) 25%, var(--line));
}

.btn.primary {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--accent-text);
}

.btn.primary:hover {
  background: var(--accent-strong);
  border-color: var(--accent-strong);
}

.btn.ghost {
  background: none;
  border-color: transparent;
}

.btn.big {
  padding: 13px 22px;
  font-size: 1rem;
}

.btn:disabled {
  opacity: 0.6;
  cursor: default;
}

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

/* ---- nav ---- */
.nav {
  position: sticky;
  top: 0;
  z-index: 5;
  background: color-mix(in srgb, var(--bg) 85%, transparent);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid color-mix(in srgb, var(--line) 60%, transparent);
}

.nav-inner {
  display: flex;
  align-items: center;
  gap: 24px;
  height: 64px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  font-weight: 750;
  font-size: 1.15rem;
  letter-spacing: -0.02em;
  color: var(--text);
  text-decoration: none;
}

.brand img {
  border-radius: 7px;
}

.nav-links {
  display: flex;
  gap: 22px;
  margin-right: auto;
}

.nav-links a {
  color: var(--muted);
  text-decoration: none;
  font-size: 0.95rem;
}

.nav-links a:hover {
  color: var(--text);
}

.nav-cta {
  display: flex;
  gap: 6px;
}

/* ---- hero ---- */
.hero {
  padding: 72px 0 88px;
  overflow: hidden;
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
  gap: 56px;
  align-items: center;
}

.eyebrow {
  display: inline-block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--accent);
  background: var(--accent-soft);
  padding: 4px 12px;
  border-radius: 999px;
  margin-bottom: 20px;
}

.lede {
  font-size: 1.15rem;
  color: var(--muted);
  margin-top: 20px;
  max-width: 34em;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 32px;
}

.facts {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 18px;
  list-style: none;
  padding: 0;
  margin: 28px 0 0;
  font-size: 0.9rem;
  color: var(--muted);
}

.facts li::before {
  content: "✓";
  color: var(--accent);
  font-weight: 700;
  margin-right: 6px;
}

/* ---- dashboard drawing ---- */
.mock {
  margin: 0;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 20px;
  box-shadow: var(--shadow);
  padding: 14px;
  font-size: 13px;
  line-height: 1.35;
  transform: perspective(1600px) rotateY(-6deg) rotateX(2deg);
  transform-origin: left center;
}

.mock small {
  display: block;
  color: var(--muted);
  font-size: 11.5px;
}

.mock-bar {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 2px 4px 12px;
  border-bottom: 1px solid var(--line);
}

.mock-brand {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-weight: 700;
}

.mock-brand img {
  border-radius: 4px;
}

.mock-tabs {
  display: flex;
  gap: 10px;
  color: var(--muted);
}

.mock-tabs b {
  color: var(--text);
}

.mock-month {
  margin-left: auto;
  color: var(--muted);
  white-space: nowrap;
}

.mock-kpis {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 8px;
  margin: 12px 0;
}

.kpi {
  background: var(--surface-2);
  border-radius: 12px;
  padding: 10px;
  min-width: 0;
}

.kpi strong {
  display: block;
  font-size: 17px;
  font-variant-numeric: tabular-nums;
  margin: 2px 0;
  letter-spacing: -0.01em;
}

.kpi em {
  font-style: normal;
  font-size: 11px;
  color: var(--muted);
}

.kpi em.pos {
  color: var(--pos);
}

.mock-body {
  display: grid;
  grid-template-columns: 1.25fr 1fr;
  gap: 8px;
}

.mock-card {
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 10px;
  min-width: 0;
}

.mock-card.loan {
  grid-column: 1 / -1;
}

.bars {
  display: flex;
  align-items: flex-end;
  gap: 5px;
  height: 112px;
  margin-top: 10px;
}

.bars i {
  flex: 1;
  height: var(--h);
  background: var(--series-muted);
  border-radius: 4px 4px 2px 2px;
}

.bars i.on {
  background: var(--series);
}

.bars i.next {
  background: none;
  border: 1.5px dashed var(--series-muted);
}

.cats {
  list-style: none;
  padding: 0;
  margin: 10px 0 0;
  display: grid;
  gap: 9px;
}

.cats li {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 3px 8px;
  font-size: 12px;
}

.cats b {
  grid-column: 1 / -1;
  grid-row: 2;
  height: 6px;
  border-radius: 3px;
  background: linear-gradient(90deg, var(--accent) var(--w), var(--surface-2) var(--w));
}

.cats em {
  font-style: normal;
  font-variant-numeric: tabular-nums;
}

.progress {
  height: 8px;
  border-radius: 4px;
  background: var(--surface-2);
  margin: 10px 0 8px;
  overflow: hidden;
}

.progress b {
  display: block;
  height: 100%;
  width: var(--w);
  background: var(--accent);
}

.loan-row {
  display: flex;
  justify-content: space-between;
  gap: 8px;
  color: var(--muted);
  font-size: 12px;
}

.loan-row b {
  color: var(--text);
  font-variant-numeric: tabular-nums;
}

/* ---- sections ---- */
.section {
  padding: 96px 0;
}

.section.band {
  background: var(--surface);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.section h2 {
  max-width: 22em;
}

.section-lede {
  color: var(--muted);
  font-size: 1.1rem;
  margin-top: 14px;
  max-width: 40em;
}

.features {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
  margin-top: 48px;
}

.feature {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 22px;
}

.feature .icon {
  display: grid;
  place-items: center;
  width: 38px;
  height: 38px;
  border-radius: 10px;
  background: var(--accent-soft);
  color: var(--accent);
  font-size: 19px;
  font-weight: 700;
  margin-bottom: 16px;
}

.feature p {
  color: var(--muted);
  font-size: 0.95rem;
  margin-top: 8px;
}

.principles {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.4fr);
  gap: 48px;
  align-items: start;
}

.principles ul {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 18px;
}

.principles li {
  padding-left: 30px;
  position: relative;
  color: var(--muted);
}

.principles li::before {
  content: "✓";
  position: absolute;
  left: 0;
  top: 0;
  color: var(--accent);
  font-weight: 700;
}

.principles li b {
  color: var(--text);
}

.steps {
  list-style: none;
  counter-reset: step;
  padding: 0;
  margin: 48px 0 0;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.steps li {
  counter-increment: step;
  border-top: 2px solid var(--accent);
  padding-top: 20px;
}

.steps li::before {
  content: counter(step);
  display: block;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--accent);
  margin-bottom: 8px;
}

.steps p {
  color: var(--muted);
  margin-top: 8px;
}

/* ---- faq ---- */
.faq {
  margin-top: 32px;
  border-top: 1px solid var(--line);
}

.faq details {
  border-bottom: 1px solid var(--line);
}

.faq summary {
  cursor: pointer;
  list-style: none;
  padding: 18px 36px 18px 0;
  font-weight: 600;
  position: relative;
}

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

.faq summary::after {
  content: "+";
  position: absolute;
  right: 4px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 1.4rem;
  font-weight: 400;
  color: var(--muted);
}

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

.faq details p {
  color: var(--muted);
  padding: 0 0 20px;
  max-width: 44em;
}

/* ---- request form ---- */
.request {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 56px;
  align-items: start;
}

.request-copy .small {
  margin-top: 20px;
}

.request-form {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 20px;
  padding: 28px;
  box-shadow: var(--shadow);
  display: grid;
  gap: 16px;
}

.request-form label {
  display: grid;
  gap: 6px;
  font-size: 0.9rem;
  font-weight: 600;
}

.request-form label .muted {
  font-weight: 400;
}

.request-form input,
.request-form textarea {
  font: inherit;
  font-size: 1rem;
  font-weight: 400;
  color: var(--text);
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 11px 12px;
  width: 100%;
  resize: vertical;
}

.request-form input:focus,
.request-form textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
}

.request-form .hp {
  position: absolute;
  left: -10000px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

.form-status:empty {
  display: none;
}

.form-status {
  font-weight: 600;
}

.form-status.ok {
  color: var(--pos);
}

.form-status.err {
  color: var(--neg);
}

/* ---- footer ---- */
.footer {
  padding: 32px 0 calc(32px + env(safe-area-inset-bottom));
  border-top: 1px solid var(--line);
}

.footer-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 16px 28px;
}

.footer nav {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 20px;
  margin-right: auto;
}

.footer nav a {
  color: var(--muted);
  text-decoration: none;
  font-size: 0.9rem;
}

.footer nav a:hover {
  color: var(--text);
}

/* ---- simple text pages (privacy, thanks, 404) ---- */
.page {
  padding: 72px 0 96px;
}

.page h1 {
  font-size: clamp(2rem, 4vw, 2.8rem);
}

.page h2 {
  font-size: 1.3rem;
  margin-top: 40px;
}

.page p,
.page li {
  color: var(--muted);
  margin-top: 12px;
}

.page .lede {
  margin-top: 16px;
}

/* ---- responsive ---- */
@media (max-width: 1000px) {
  .features {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .hero-grid {
    grid-template-columns: minmax(0, 1fr);
    gap: 48px;
  }
  .mock {
    transform: none;
    max-width: 640px;
  }
}

@media (max-width: 760px) {
  body {
    font-size: 16px;
  }
  .wrap {
    padding: 0 16px;
  }
  .nav-links {
    display: none;
  }
  .nav-cta .btn {
    padding: 8px 12px;
  }
  .nav-cta {
    margin-left: auto;
  }
  .hero {
    padding: 40px 0 64px;
  }
  .section {
    padding: 64px 0;
  }
  .features,
  .steps,
  .principles,
  .request {
    grid-template-columns: minmax(0, 1fr);
  }
  .principles,
  .request {
    gap: 28px;
  }
  .features {
    margin-top: 32px;
  }
  .mock-kpis {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .mock-body {
    grid-template-columns: minmax(0, 1fr);
  }
  .mock-tabs {
    display: none;
  }
  .request-form {
    padding: 20px;
  }
}