/* ===========================================================================
   FKMP — light / clean minimal design system
   =========================================================================== */

:root {
  --ink:        #11151c;   /* primary text */
  --ink-2:      #3d4654;   /* secondary text */
  --muted:      #6b7480;   /* tertiary / captions */
  --line:       #e7eaef;   /* hairline borders */
  --line-2:     #d7dce3;
  --bg:         #ffffff;
  --bg-alt:     #f7f8fa;   /* alternating sections */
  --accent:     #1c4cf0;   /* single restrained accent */
  --accent-ink: #163bc0;
  --radius:     10px;
  --maxw:       1080px;
  --font:       'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
  --mono:       'JetBrains Mono', ui-monospace, 'SF Mono', Menlo, monospace;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font);
  color: var(--ink);
  background: var(--bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

h1, h2, h3, h4 { line-height: 1.15; letter-spacing: -0.02em; margin: 0; font-weight: 600; }
p { margin: 0; }
a { color: inherit; text-decoration: none; }

.container { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 24px; }
.container.narrow { max-width: 760px; }
.muted { color: var(--muted); }
.small { font-size: .85rem; }

/* ---- Wordmark ----------------------------------------------------------- */
.wordmark {
  font-weight: 700;
  letter-spacing: -0.03em;
  font-size: 1.25rem;
  color: var(--ink);
}
.wordmark span { color: var(--accent); }
.wordmark.sm { font-size: 1.1rem; }
.wordmark small { font-weight: 500; color: var(--muted); letter-spacing: 0; }

/* ---- Buttons ------------------------------------------------------------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  font-family: var(--font); font-size: .95rem; font-weight: 500;
  padding: .7rem 1.25rem; border-radius: var(--radius);
  border: 1px solid transparent; cursor: pointer;
  transition: background .15s ease, border-color .15s ease, color .15s ease, transform .05s ease;
  white-space: nowrap;
}
.btn:active { transform: translateY(1px); }
.btn-sm { padding: .5rem .9rem; font-size: .9rem; }
.btn-block { width: 100%; }
.btn-primary { background: var(--accent); color: #fff; }
.btn-primary:hover { background: var(--accent-ink); }
.btn-ghost { background: transparent; color: var(--ink); border-color: var(--line-2); }
.btn-ghost:hover { border-color: var(--ink); }

/* ---- Nav ----------------------------------------------------------------- */
.nav {
  position: sticky; top: 0; z-index: 50;
  background: rgba(255,255,255,.82);
  backdrop-filter: saturate(180%) blur(10px);
  border-bottom: 1px solid var(--line);
}
.nav-inner { display: flex; align-items: center; justify-content: space-between; height: 64px; }
.nav-links { display: flex; align-items: center; gap: 28px; }
.nav-links a { font-size: .95rem; color: var(--ink-2); font-weight: 500; }
.nav-links a:hover { color: var(--ink); }
.nav-links a.btn-primary { color: #fff; }

/* ---- Hero ---------------------------------------------------------------- */
.hero {
  padding: 80px 0 76px; border-bottom: 1px solid var(--line);
  background:
    radial-gradient(60rem 40rem at 85% -10%, rgba(28,76,240,.05), transparent 70%),
    linear-gradient(var(--bg), var(--bg));
  background-color: var(--bg);
}
.hero-grid {
  display: grid; grid-template-columns: 1.02fr 0.98fr;
  gap: 56px; align-items: center;
}
.eyebrow {
  font-family: var(--mono); font-size: .76rem; letter-spacing: .04em;
  text-transform: uppercase; color: var(--accent); margin-bottom: 20px;
  display: inline-flex; align-items: center; gap: 8px;
}
.eyebrow::before {
  content: ""; width: 7px; height: 7px; border-radius: 50%;
  background: var(--accent); box-shadow: 0 0 0 4px rgba(28,76,240,.14);
}
.hero h1 { font-size: clamp(2.1rem, 4.4vw, 3.35rem); font-weight: 700; }
.lead {
  margin-top: 20px; max-width: 520px;
  font-size: 1.12rem; color: var(--ink-2);
}
.hero-actions { display: flex; gap: 12px; margin-top: 30px; flex-wrap: wrap; }
.hero-meta {
  display: flex; flex-wrap: wrap; gap: 10px 24px; margin: 36px 0 0; padding: 0;
  list-style: none; font-family: var(--mono); font-size: .8rem; color: var(--muted);
}

/* App-frame product visual */
.hero-visual { position: relative; }
.app-frame {
  border: 1px solid var(--line-2); border-radius: 14px; overflow: hidden;
  background: #0d1016;
  box-shadow: 0 1px 0 rgba(17,21,28,.04), 0 24px 60px -28px rgba(17,21,28,.35);
}
.app-bar {
  display: flex; align-items: center; gap: 7px;
  padding: 11px 14px; background: #14181f; border-bottom: 1px solid #20262f;
}
.app-bar i { width: 11px; height: 11px; border-radius: 50%; background: #2c333d; }
.app-bar i:nth-child(1) { background: #f04a3f; }
.app-bar i:nth-child(2) { background: #f4b73f; }
.app-bar i:nth-child(3) { background: #2bbf55; }
.app-bar em {
  margin-left: 8px; font-style: normal; font-family: var(--mono);
  font-size: .72rem; color: #7b8696; letter-spacing: .02em;
}
.app-frame video {
  display: block; width: 100%; aspect-ratio: 16 / 10; object-fit: cover; background: #0d1016;
}
.hero-tag {
  position: absolute; left: -14px; bottom: 28px;
  background: #fff; border: 1px solid var(--line); border-radius: 9px;
  padding: 9px 13px; font-family: var(--mono); font-size: .73rem; color: var(--ink-2);
  box-shadow: 0 12px 30px -16px rgba(17,21,28,.4);
  display: flex; align-items: center; gap: 8px;
}
.hero-tag b { color: var(--accent); font-weight: 500; }
.hero-meta li { position: relative; padding-left: 18px; }
.hero-meta li::before {
  content: ""; position: absolute; left: 0; top: .55em;
  width: 6px; height: 6px; border-radius: 50%; background: var(--accent);
}

/* ---- Sections ------------------------------------------------------------ */
.section { padding: 88px 0; }
.section-alt { background: var(--bg-alt); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.section-eyebrow {
  font-family: var(--mono); font-size: .78rem; letter-spacing: .04em;
  text-transform: uppercase; color: var(--muted); margin-bottom: 12px;
}
.section-title { font-size: clamp(1.7rem, 3.4vw, 2.4rem); margin-bottom: 44px; }

/* ---- Features ------------------------------------------------------------ */
.feature-grid {
  display: grid; grid-template-columns: repeat(2, 1fr); gap: 1px;
  background: var(--line); border: 1px solid var(--line); border-radius: var(--radius);
  overflow: hidden;
}
.feature { background: var(--bg); padding: 34px 30px; }
.feature-idx { font-family: var(--mono); font-size: .8rem; color: var(--accent); }
.feature h3 { font-size: 1.2rem; margin: 14px 0 8px; }
.feature p { color: var(--ink-2); font-size: .98rem; }

/* ---- Demos --------------------------------------------------------------- */
.demos { display: grid; gap: 28px; }
.demo {
  display: grid; grid-template-columns: 1.3fr 1fr; gap: 32px; align-items: center;
  background: var(--bg); border: 1px solid var(--line); border-radius: 14px;
  padding: 18px;
}
.demo:nth-child(even) .demo-video { order: 2; }
.demo-video {
  background: #0d1016; border-radius: 10px; overflow: hidden;
  aspect-ratio: 16 / 10; display: flex;
}
.demo-video video { width: 100%; height: 100%; object-fit: cover; display: block; }
.demo-tag {
  font-family: var(--mono); font-size: .76rem; letter-spacing: .03em;
  text-transform: uppercase; color: var(--accent); margin-bottom: 10px;
}
.demo-text h3 { font-size: 1.3rem; margin-bottom: 12px; }
.demo-text p { color: var(--ink-2); }

/* ---- Install steps ------------------------------------------------------- */
.install-intro { margin-bottom: 36px; max-width: 620px; }
.steps { list-style: none; counter-reset: step; margin: 0; padding: 0; }
.steps li {
  position: relative; padding: 0 0 30px 64px; margin: 0;
}
.steps li:not(:last-child)::after {
  content: ""; position: absolute; left: 19px; top: 44px; bottom: 6px;
  width: 1px; background: var(--line-2);
}
.steps li::before {
  counter-increment: step; content: counter(step);
  position: absolute; left: 0; top: 0; width: 40px; height: 40px;
  display: flex; align-items: center; justify-content: center;
  border: 1px solid var(--line-2); border-radius: 50%;
  font-family: var(--mono); font-size: .95rem; color: var(--accent); background: var(--bg);
}
.steps h4 { font-size: 1.05rem; margin-bottom: 4px; }
.steps p { color: var(--ink-2); }
code {
  font-family: var(--mono); font-size: .86em;
  background: var(--bg-alt); border: 1px solid var(--line);
  padding: .1em .4em; border-radius: 5px;
}
.section-alt code { background: #fff; }

/* ---- Apply form ---------------------------------------------------------- */
.apply-form { margin-top: 32px; }
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.field { display: block; margin-bottom: 18px; }
.field > span { display: block; font-size: .9rem; font-weight: 500; margin-bottom: 7px; color: var(--ink); }
.field > span i { color: var(--accent); font-style: normal; }
.field > span small { color: var(--muted); font-weight: 400; }
.field input, .field textarea {
  width: 100%; font-family: var(--font); font-size: 1rem; color: var(--ink);
  padding: .72rem .85rem; border: 1px solid var(--line-2); border-radius: 8px;
  background: #fff; transition: border-color .15s ease, box-shadow .15s ease;
}
.field input:focus, .field textarea:focus {
  outline: none; border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(28,76,240,.12);
}
.field textarea { resize: vertical; }
.apply-form .btn-primary { margin-top: 4px; }
.form-note { margin-top: 14px; font-size: .85rem; color: var(--muted); }
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }

.form-msg {
  padding: .85rem 1rem; border-radius: 8px; font-size: .95rem; margin: 26px 0 4px;
  border: 1px solid transparent;
}
.form-msg.ok    { background: #ecfdf3; border-color: #abefc6; color: #066a3a; }
.form-msg.error { background: #fef3f2; border-color: #fda29b; color: #b42318; }

/* ---- Footer -------------------------------------------------------------- */
.footer { border-top: 1px solid var(--line); padding: 48px 0; }
.footer-inner { display: flex; flex-direction: column; gap: 8px; }
.footer p { color: var(--ink-2); font-size: .95rem; max-width: 560px; }
.footer .credit { color: var(--ink-2); font-size: .92rem; max-width: 620px; margin-top: 6px; }
.footer .credit a { color: var(--accent); text-decoration: none; border-bottom: 1px solid transparent; }
.footer .credit a:hover { border-bottom-color: var(--accent); }

/* ===========================================================================
   Admin
   =========================================================================== */
body.admin { background: var(--bg-alt); }
.login-wrap { min-height: 100vh; display: grid; place-items: center; padding: 24px; }
.login-card {
  width: 100%; max-width: 360px; background: #fff;
  border: 1px solid var(--line); border-radius: 14px; padding: 34px 30px;
  box-shadow: 0 8px 30px rgba(17,21,28,.06);
}
.login-card .wordmark { display: block; margin-bottom: 20px; }
.login-card h1 { font-size: 1.25rem; margin-bottom: 20px; }
.login-card label { display: block; font-size: .88rem; font-weight: 500; margin-bottom: 14px; }
.login-card input {
  width: 100%; margin-top: 6px; padding: .65rem .8rem; font-size: 1rem;
  border: 1px solid var(--line-2); border-radius: 8px; font-family: var(--font);
}
.login-card input:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px rgba(28,76,240,.12); }
.login-card .btn { margin-top: 8px; }

.admin-bar {
  display: flex; align-items: center; justify-content: space-between;
  background: #fff; border-bottom: 1px solid var(--line);
  padding: 16px 24px;
}
.admin-bar nav { display: flex; gap: 10px; }
.admin-main { max-width: 1180px; margin: 0 auto; padding: 28px 24px 64px; }
.count { margin-bottom: 18px; font-size: 1.05rem; }
.count strong { color: var(--accent); }
.table-scroll { overflow-x: auto; border: 1px solid var(--line); border-radius: 12px; background: #fff; }
table.apps { width: 100%; border-collapse: collapse; font-size: .92rem; }
table.apps th, table.apps td { text-align: left; padding: 12px 14px; border-bottom: 1px solid var(--line); vertical-align: top; }
table.apps th { font-size: .78rem; text-transform: uppercase; letter-spacing: .03em; color: var(--muted); font-weight: 600; background: var(--bg-alt); }
table.apps tr:last-child td { border-bottom: none; }
table.apps td.num { color: var(--muted); font-family: var(--mono); }
table.apps td.when { color: var(--muted); white-space: nowrap; font-family: var(--mono); font-size: .82rem; }
table.apps td.usecase { max-width: 360px; color: var(--ink-2); }
table.apps a { color: var(--accent); }

/* ---- Responsive ---------------------------------------------------------- */
@media (max-width: 820px) {
  .nav-links { gap: 18px; }
  .nav-links a:not(.btn) { display: none; }
  .feature-grid { grid-template-columns: 1fr; }
  .demo { grid-template-columns: 1fr; gap: 18px; }
  .demo:nth-child(even) .demo-video { order: 0; }
  .field-row { grid-template-columns: 1fr; gap: 0; }
  .hero { padding: 56px 0 56px; }
  .hero-grid { grid-template-columns: 1fr; gap: 36px; }
  .lead { max-width: none; }
  .hero-tag { left: 0; }
  .section { padding: 64px 0; }
}