/* ===== Brand variables ===== */
:root {
  --bg: #000000;
  --surface: #0c0c0c;
  --border: #1a1a1a;
  --border-strong: #2c2c2c;
  --text: #e6e6e6;
  --muted: #9e9e9e;
  --red: #fa0201;
  --red-hover: #ff4a49;
  --green: #4ade80;
  --yellow: #fbbf24;
  --mono: "JetBrains Mono", Consolas, monospace;
  --sans: "Space Grotesk", system-ui, sans-serif;
  --brand-font: "Fira Code", monospace;     

/* ===== Base ===== */
* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--mono);
  line-height: 1.6;
}

a {
  color: var(--red);
  text-decoration: none;
}

a:hover {
  color: var(--red-hover);
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

.container {
  max-width: 1320px;
  margin: 0 auto;
  padding: 0 24px;
}

.accent {
  color: var(--red);
}

.dim {
  color: #555555;
}

/* ===== Nav ===== */
.nav {
  border-bottom: 1px solid var(--border);
}

.nav-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding-top: 18px;
  padding-bottom: 18px;
}

.brand {
  font-family: var(--brand-font);
  font-feature-settings: "calt" 0;
  font-weight: 700;
  font-size: 22px;
  color: #ffffff;
}
  

.brand:hover {
  color: #ffffff;
}

.nav-links {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  font-size: 16px;
}

.nav-links a {
  color: #9a9a9a;
}

.nav-links a:hover {
  color: #ffffff;
}

/* ===== Hero ===== */
.hero {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 48px;
  padding-top: 72px;
  padding-bottom: 88px;
}

.hero-text {
  flex: 1 1 440px;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.hero-logo {
  flex: 1 1 380px;
  min-width: 0;
  display: flex;
  justify-content: center;
}

.hero-logo img {
  width: 100%;
  max-width: 560px;
}

.prompt {
  margin: 0;
  font-size: 16px;
  color: var(--red);
}

h1 {
  margin: 0;
  font-family: var(--sans);
  font-size: 72px;
  line-height: 1.02;
  font-weight: 600;
  letter-spacing: -0.03em;
}

.lead {
  margin: 0;
  font-family: var(--sans);
  font-size: 22px;
  color: var(--muted);
  max-width: 600px;
}

/* ===== Buttons ===== */
.buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.btn {
  display: inline-block;
  padding: 16px 26px;
  border-radius: 6px;
  font-size: 17px;
  font-weight: 600;
  transition: background 0.2s, color 0.2s, border-color 0.2s;
}

.btn-primary {
  background: var(--red);
  color: #000000;
}

.btn-primary:hover {
  background: var(--red-hover);
  color: #000000;
}

.btn-outline {
  border: 1px solid var(--border-strong);
  color: var(--text);
  font-weight: 400;
}

.btn-outline:hover {
  border-color: #555555;
  color: #ffffff;
}

.btn-outline-red {
  border: 1px solid var(--red);
  color: var(--red);
}

.btn-outline-red:hover {
  background: var(--red);
  color: #000000;
}

/* ===== Sections ===== */
.section {
  border-top: 1px solid var(--border);
  padding: 80px 0;
}

.label {
  margin: 0;
  font-size: 15px;
  color: var(--red);
}

h2 {
  margin: 0;
  font-size: 48px;
  font-weight: 800;
}

.body {
  margin: 0;
  font-family: var(--sans);
  font-size: 19px;
  line-height: 1.65;
  color: #a8a8a8;
}

.split {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 48px;
}

.split-text {
  flex: 1 1 380px;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 18px;
}

/* ===== Terminal window ===== */
.terminal {
  flex: 1 1 460px;
  min-width: 0;
  background: var(--surface);
  border: 1px solid #222222;
  border-radius: 10px;
  overflow: hidden;
}

.terminal-bar {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 16px;
  border-bottom: 1px solid #1c1c1c;
}

.dot {
  width: 11px;
  height: 11px;
  border-radius: 50%;
  background: #3a3a3a;
}

.terminal-title {
  margin-left: 8px;
  font-size: 13px;
  color: #6a6a6a;
}

.terminal-body {
  margin: 0;
  padding: 20px;
  font-family: var(--mono);
  font-size: 15px;
  line-height: 1.9;
  overflow-x: auto;
}

.t-prompt { color: var(--red); }
.t-ok     { color: var(--green); }
.t-warn   { color: var(--yellow); }
.t-dim    { color: #7a7a7a; }

/* ===== Kaidoku features ===== */
.section-intro {
  display: flex;
  flex-direction: column;
  gap: 18px;
  max-width: 720px;
  margin-bottom: 32px;
}

.features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 16px;
  margin-bottom: 32px;
}

.feature {
  border: 1px solid #1f1f1f;
  border-radius: 10px;
  padding: 22px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  transition: border-color 0.2s, background 0.2s;
}

.feature:hover {
  border-color: #5a0000;
  background: #0e0e0e;
}

.feature-tag {
  font-size: 15px;
  color: var(--red);
}

.feature p {
  margin: 0;
  font-family: var(--sans);
  font-size: 18px;
  line-height: 1.5;
  color: #cfcfcf;
}

/* ===== Contact ===== */
.contact {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.contact > div {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.contact-title {
  font-family: var(--sans);
  font-size: 38px;
  font-weight: 600;
}

/* ===== Footer ===== */
.footer {
  border-top: 1px solid var(--border);
}

.footer-inner {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 12px;
  padding-top: 28px;
  padding-bottom: 40px;
  font-size: 15px;
  color: #7a7a7a;
}

/* ===== Phones ===== */
@media (max-width: 600px) {
  h1 { font-size: 48px; }
  h2 { font-size: 36px; }
  .hero { padding-top: 48px; padding-bottom: 56px; }
  .section { padding: 56px 0; }
}

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