@import url('https://fonts.googleapis.com/css2?family=Manrope:wght@400;500;600;700;800&family=Instrument+Serif:ital@0;1&display=swap');

:root {
  --ink: #07131f;
  --ink-2: #12263a;
  --sea: #146c78;
  --sea-2: #0e8f9b;
  --sand: #e8eef2;
  --paper: #f5f7f9;
  --line: rgba(7, 19, 31, 0.12);
  --text: #142433;
  --muted: #5a6b7a;
  --accent: #b8873d;
  --ok: #1f7a4c;
  --warn: #b86b1a;
  --danger: #a33b3b;
  --white: #ffffff;
  --shadow: 0 18px 50px rgba(7, 19, 31, 0.12);
  --radius: 14px;
  --font: 'Manrope', sans-serif;
  --display: 'Instrument Serif', Georgia, serif;
  --nav-h: 72px;
}

[data-theme="dark"] {
  --paper: #0b1622;
  --sand: #122033;
  --text: #e8eef2;
  --muted: #9aabba;
  --line: rgba(232, 238, 242, 0.12);
  --white: #101c2b;
  --ink: #e8eef2;
  --ink-2: #c9d6e2;
  --shadow: 0 18px 50px rgba(0, 0, 0, 0.35);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font);
  color: var(--text);
  background: var(--paper);
  line-height: 1.55;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
button, input, select, textarea { font: inherit; }

.container { width: min(1180px, calc(100% - 2rem)); margin-inline: auto; }
.container-wide { width: min(1320px, calc(100% - 2rem)); margin-inline: auto; }

.site-nav {
  position: sticky; top: 0; z-index: 50;
  height: var(--nav-h);
  display: flex; align-items: center;
  backdrop-filter: blur(14px);
  background: color-mix(in srgb, var(--paper) 86%, transparent);
  border-bottom: 1px solid var(--line);
}
.site-nav .inner {
  display: flex; align-items: center; justify-content: space-between; gap: 1rem;
  width: min(1180px, calc(100% - 2rem)); margin-inline: auto;
}
.brand {
  display: flex; align-items: center; gap: .7rem;
  font-weight: 800; letter-spacing: -.02em; font-size: 1.15rem;
}
.brand-mark {
  width: 34px; height: 34px; border-radius: 10px;
  background: linear-gradient(145deg, var(--sea-2), var(--ink-2));
  display: grid; place-items: center; color: #fff; font-size: .85rem; font-weight: 800;
}
.nav-links { display: flex; gap: 1.1rem; align-items: center; flex-wrap: wrap; }
.nav-links a { color: var(--muted); font-weight: 600; font-size: .92rem; }
.nav-links a:hover, .nav-links a.active { color: var(--text); }
.nav-actions { display: flex; gap: .55rem; align-items: center; }

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .4rem;
  border: 1px solid transparent; border-radius: 999px;
  padding: .72rem 1.15rem; font-weight: 700; font-size: .9rem; cursor: pointer;
  transition: .2s ease;
}
.btn-primary { background: var(--ink-2); color: #fff; }
.btn-primary:hover { background: var(--sea); }
.btn-ghost { background: transparent; border-color: var(--line); color: var(--text); }
.btn-ghost:hover { border-color: var(--sea); color: var(--sea); }
.btn-accent { background: var(--accent); color: #fff; }
.btn-sm { padding: .45rem .85rem; font-size: .8rem; }

.lang-toggle, .theme-toggle {
  border: 1px solid var(--line); background: var(--white);
  border-radius: 999px; padding: .4rem .7rem; cursor: pointer; font-weight: 700; font-size: .78rem;
}

.hero {
  position: relative; min-height: calc(100vh - var(--nav-h));
  display: grid; align-items: end;
  overflow: hidden;
  background:
    linear-gradient(120deg, rgba(7,19,31,.82), rgba(20,108,120,.55)),
    url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" width="160" height="160" viewBox="0 0 160 160"><path fill="%23ffffff12" d="M0 80h160M80 0v160"/></svg>'),
    linear-gradient(160deg, #0b2a36, #146c78 55%, #b8873d);
  color: #fff;
}
.hero::after {
  content: ""; position: absolute; inset: 0;
  background: radial-gradient(circle at 80% 20%, rgba(184,135,61,.35), transparent 40%);
  pointer-events: none;
}
.hero-inner {
  position: relative; z-index: 1;
  width: min(1180px, calc(100% - 2rem)); margin: 0 auto 4.5rem;
  display: grid; gap: 1.2rem; max-width: 720px;
}
.hero .brand-hero {
  font-family: var(--display); font-size: clamp(3.2rem, 8vw, 5.6rem);
  line-height: .95; letter-spacing: -.03em; margin: 0;
}
.hero h1 {
  font-size: clamp(1.35rem, 3vw, 2rem); font-weight: 700; margin: 0; max-width: 34ch;
}
.hero p { margin: 0; color: rgba(255,255,255,.86); max-width: 48ch; font-size: 1.05rem; }
.hero-cta { display: flex; gap: .7rem; flex-wrap: wrap; margin-top: .5rem; }
.hero .btn-primary { background: #fff; color: var(--ink); }
.hero .btn-ghost { border-color: rgba(255,255,255,.35); color: #fff; }

.section { padding: 4.5rem 0; }
.section-head { max-width: 640px; margin-bottom: 2rem; }
.section-head h2 {
  font-family: var(--display); font-size: clamp(2rem, 4vw, 3rem);
  margin: 0 0 .6rem; letter-spacing: -.02em; line-height: 1.1;
}
.section-head p { margin: 0; color: var(--muted); }

.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.1rem; }
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1.1rem; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1rem; }

.feature {
  padding: 1.35rem; border: 1px solid var(--line); border-radius: var(--radius);
  background: var(--white);
}
.feature h3 { margin: 0 0 .45rem; font-size: 1.05rem; }
.feature p { margin: 0; color: var(--muted); font-size: .92rem; }
.feature .tag {
  display: inline-block; margin-bottom: .7rem; font-size: .72rem; font-weight: 800;
  letter-spacing: .06em; text-transform: uppercase; color: var(--sea);
}

.band {
  background: var(--ink-2); color: #fff; border-radius: 24px; padding: 2.2rem;
  display: grid; grid-template-columns: 1.4fr 1fr; gap: 1.5rem; align-items: center;
}
.band h2 { font-family: var(--display); font-size: clamp(1.8rem, 3vw, 2.6rem); margin: 0 0 .6rem; }
.band p { margin: 0; color: rgba(255,255,255,.8); }
.band-stats { display: grid; gap: .8rem; }
.stat {
  background: rgba(255,255,255,.08); border: 1px solid rgba(255,255,255,.12);
  border-radius: 14px; padding: 1rem;
}
.stat strong { display: block; font-size: 1.5rem; }
.stat span { color: rgba(255,255,255,.7); font-size: .85rem; }

.form-card {
  background: var(--white); border: 1px solid var(--line); border-radius: 18px;
  padding: 1.5rem; box-shadow: var(--shadow);
}
.form-grid { display: grid; gap: .9rem; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: .9rem; }
label { display: grid; gap: .35rem; font-weight: 700; font-size: .85rem; }
input, select, textarea {
  border: 1px solid var(--line); border-radius: 12px; padding: .75rem .9rem;
  background: var(--paper); color: var(--text);
}
textarea { min-height: 120px; resize: vertical; }

.footer {
  border-top: 1px solid var(--line); padding: 2.5rem 0 1.5rem; margin-top: 2rem;
  color: var(--muted); font-size: .9rem;
}
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 1.5rem; }
.footer h4 { margin: 0 0 .7rem; color: var(--text); }
.footer a { display: block; margin-bottom: .35rem; color: var(--muted); }
.footer a:hover { color: var(--sea); }

/* App shells */
.app-shell { min-height: 100vh; display: grid; grid-template-columns: 260px 1fr; }
.sidebar {
  background: var(--ink-2); color: #dce7ef; padding: 1.2rem 1rem;
  position: sticky; top: 0; height: 100vh; overflow: auto;
}
.sidebar .brand { color: #fff; margin-bottom: 1.4rem; padding: .3rem .4rem; }
.side-section { margin: 1rem 0 .4rem; font-size: .68rem; letter-spacing: .08em; text-transform: uppercase; color: #8ea3b5; font-weight: 800; padding: 0 .6rem; }
.side-link {
  display: flex; align-items: center; gap: .55rem;
  padding: .65rem .7rem; border-radius: 10px; color: #c7d6e2; font-weight: 600; font-size: .9rem;
  cursor: pointer; border: 0; background: transparent; width: 100%; text-align: start;
}
.side-link:hover, .side-link.active { background: rgba(255,255,255,.1); color: #fff; }
.main { display: flex; flex-direction: column; min-width: 0; }
.topbar {
  height: 64px; display: flex; align-items: center; justify-content: space-between;
  padding: 0 1.25rem; border-bottom: 1px solid var(--line); background: var(--white);
  position: sticky; top: 0; z-index: 20;
}
.topbar h1 { margin: 0; font-size: 1.05rem; }
.content { padding: 1.25rem; }
.cards { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1rem; margin-bottom: 1.2rem; }
.kpi {
  background: var(--white); border: 1px solid var(--line); border-radius: 14px; padding: 1rem 1.1rem;
}
.kpi .label { color: var(--muted); font-size: .8rem; font-weight: 700; }
.kpi .value { font-size: 1.55rem; font-weight: 800; margin-top: .25rem; }
.kpi .delta { font-size: .78rem; margin-top: .2rem; color: var(--ok); font-weight: 700; }
.kpi .delta.down { color: var(--danger); }

.panel {
  background: var(--white); border: 1px solid var(--line); border-radius: 16px; overflow: hidden;
  margin-bottom: 1rem;
}
.panel-h {
  display: flex; justify-content: space-between; align-items: center; gap: 1rem;
  padding: 1rem 1.1rem; border-bottom: 1px solid var(--line);
}
.panel-h h2 { margin: 0; font-size: 1rem; }
.panel-b { padding: 1rem 1.1rem; }
table { width: 100%; border-collapse: collapse; font-size: .88rem; }
th, td { text-align: start; padding: .7rem .4rem; border-bottom: 1px solid var(--line); }
th { color: var(--muted); font-size: .75rem; text-transform: uppercase; letter-spacing: .04em; }
.badge {
  display: inline-flex; align-items: center; border-radius: 999px;
  padding: .2rem .55rem; font-size: .72rem; font-weight: 800;
}
.badge-ok { background: #e4f5eb; color: var(--ok); }
.badge-warn { background: #fff1df; color: var(--warn); }
.badge-info { background: #e4f3f5; color: var(--sea); }
.badge-danger { background: #fdeaea; color: var(--danger); }
[data-theme="dark"] .badge-ok { background: #163526; }
[data-theme="dark"] .badge-warn { background: #3a2a14; }
[data-theme="dark"] .badge-info { background: #14353a; }
[data-theme="dark"] .badge-danger { background: #3a1a1a; }

.stages { display: flex; gap: .5rem; flex-wrap: wrap; }
.stage {
  flex: 1; min-width: 140px; padding: .9rem; border-radius: 12px;
  border: 1px dashed var(--line); background: var(--paper); text-align: center; font-weight: 700; font-size: .82rem;
}
.stage.done { border-style: solid; border-color: var(--sea); background: color-mix(in srgb, var(--sea) 12%, var(--white)); color: var(--sea); }
.stage.current { border-style: solid; border-color: var(--accent); background: color-mix(in srgb, var(--accent) 14%, var(--white)); color: var(--accent); }

.login-page {
  min-height: 100vh; display: grid; place-items: center; padding: 2rem;
  background:
    radial-gradient(circle at 20% 20%, rgba(20,108,120,.25), transparent 40%),
    radial-gradient(circle at 80% 80%, rgba(184,135,61,.2), transparent 35%),
    var(--paper);
}
.login-card {
  width: min(920px, 100%); background: var(--white); border: 1px solid var(--line);
  border-radius: 22px; padding: 1.6rem; box-shadow: var(--shadow);
  display: grid; grid-template-columns: 1.1fr 1fr; gap: 1.2rem;
}
.login-card h1 { font-family: var(--display); font-size: 2.4rem; margin: 0 0 .5rem; }
.role-pick { display: grid; gap: .7rem; }
.role-btn {
  text-align: start; padding: 1rem; border-radius: 14px; border: 1px solid var(--line);
  background: var(--paper); cursor: pointer;
}
.role-btn:hover { border-color: var(--sea); }
.role-btn strong { display: block; margin-bottom: .2rem; }
.role-btn span { color: var(--muted); font-size: .85rem; }

.demo-banner {
  background: #fff7e8; color: #7a5314; border: 1px solid #f0d7a2;
  padding: .55rem 1rem; font-size: .82rem; font-weight: 700; text-align: center;
}
[data-theme="dark"] .demo-banner { background: #3a2e16; color: #f0d7a2; border-color: #5a4520; }

.hidden { display: none !important; }
.view { display: none; }
.view.active { display: block; }

@media (max-width: 980px) {
  .grid-3, .grid-4, .cards, .footer-grid, .band, .login-card, .form-row { grid-template-columns: 1fr; }
  .grid-2 { grid-template-columns: 1fr; }
  .app-shell { grid-template-columns: 1fr; }
  .sidebar { position: relative; height: auto; }
  .nav-links { display: none; }
}