/* ============================================================
   Portal Mossâmedes — design system + sidebar de ícones
   Reusa a identidade do alice-landing (paleta terra/bone,
   Fraunces / Bricolage / JetBrains Mono). Sem framework CSS.
   Compartilhado por index.html (cidadão) e admin.html (admin).
   ============================================================ */

:root {
  --bone: #f4efe6;
  --bone-2: #ebe3d4;
  --ink: #1f1a14;
  --ink-soft: #4a3f31;
  --terra: #b6532a;
  --terra-deep: #8a3a17;
  --ochre: #d4a24c;
  --sage: #5c6a4f;
  --rule: rgba(31, 26, 20, 0.18);
  --rule-strong: rgba(31, 26, 20, 0.55);
  --serif: "Fraunces", "Times New Roman", serif;
  --sans: "Bricolage Grotesque", system-ui, sans-serif;
  --mono: "JetBrains Mono", ui-monospace, monospace;

  --rail-collapsed: 76px;
  --rail-expanded: 252px;
  --rail-w: var(--rail-collapsed);
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bone);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

/* paper grain — overlay sutil de ruído em toda a página */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 200;
  mix-blend-mode: multiply;
  opacity: 0.42;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='240' height='240'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2' stitchTiles='stitch'/><feColorMatrix values='0 0 0 0 0.12 0 0 0 0 0.10 0 0 0 0 0.08 0 0 0 0.55 0'/></filter><rect width='100%' height='100%' filter='url(%23n)'/></svg>");
}

::selection { background: var(--terra); color: var(--bone); }

/* sprite de ícones escondido */
.icon-sprite { position: absolute; width: 0; height: 0; overflow: hidden; }

/* ─────────── SIDEBAR / RAIL DE ÍCONES ─────────── */

.rail {
  position: fixed;
  top: 0;
  left: 0;
  height: 100vh;
  width: var(--rail-w);
  background: var(--bone-2);
  border-right: 1px solid var(--rule-strong);
  display: flex;
  flex-direction: column;
  z-index: 60;
  overflow: hidden;
  transition: width 0.28s cubic-bezier(.2,.8,.2,1);
}
body.nav-expanded { --rail-w: var(--rail-expanded); }

.rail-top {
  display: flex;
  align-items: center;
  gap: 8px;
  height: 64px;
  padding: 0 16px;
  border-bottom: 1px solid var(--rule);
  flex-shrink: 0;
}

.rail-toggle {
  flex-shrink: 0;
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
  background: transparent;
  border: 1px solid transparent;
  border-radius: 8px;
  color: var(--ink);
  cursor: pointer;
  transition: background 0.18s ease, border-color 0.18s ease;
}
.rail-toggle:hover { background: rgba(182, 83, 42, 0.10); border-color: var(--rule); }
.rail-toggle svg { width: 22px; height: 22px; }

/* marca textual — só aparece expandido */
.rail-brand {
  font-family: var(--serif);
  font-style: italic;
  font-weight: 500;
  font-size: 19px;
  letter-spacing: -0.01em;
  color: var(--ink);
  text-decoration: none;
  white-space: nowrap;
  opacity: 0;
  transform: translateX(-6px);
  transition: opacity 0.2s ease, transform 0.2s ease;
  font-variation-settings: "SOFT" 100, "opsz" 18;
}
.rail-brand::first-letter { color: var(--terra); }
body.nav-expanded .rail-brand { opacity: 1; transform: translateX(0); }

.rail-nav {
  flex: 1;
  overflow-y: auto;
  overflow-x: hidden;
  padding: 12px 0;
  scrollbar-width: thin;
}

.rail-item {
  display: flex;
  align-items: center;
  gap: 16px;
  height: 48px;
  padding: 0 0 0 25px;            /* alinha o ícone com o toggle acima */
  color: var(--ink-soft);
  text-decoration: none;
  position: relative;
  transition: background 0.16s ease, color 0.16s ease;
}
.rail-item::before {              /* barra de destaque à esquerda no hover */
  content: "";
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 3px;
  background: var(--terra);
  transform: scaleY(0);
  transition: transform 0.18s ease;
}
.rail-item:hover { background: rgba(182, 83, 42, 0.10); color: var(--terra); }
.rail-item:hover::before { transform: scaleY(1); }

.rail-ico {
  flex-shrink: 0;
  width: 24px;
  height: 24px;
  display: grid;
  place-items: center;
}
.rail-ico svg { width: 22px; height: 22px; display: block; }

.rail-label {
  font-family: var(--sans);
  font-size: 14px;
  font-weight: 500;
  letter-spacing: 0.01em;
  white-space: nowrap;
  opacity: 0;
  transform: translateX(-6px);
  transition: opacity 0.2s ease, transform 0.2s ease;
  pointer-events: none;
}
body.nav-expanded .rail-label { opacity: 1; transform: translateX(0); }

/* separador de seção (ex.: Acesso Restrito) */
.rail-sep {
  margin: 14px 0 6px;
  padding: 0 0 0 25px;
  display: flex;
  align-items: center;
  gap: 12px;
  height: 24px;
}
.rail-sep::before {
  content: "";
  flex-shrink: 0;
  width: 22px;
  height: 1px;
  background: var(--terra-deep);
}
.rail-sep span {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--terra-deep);
  white-space: nowrap;
  opacity: 0;
  transition: opacity 0.2s ease;
}
body.nav-expanded .rail-sep span { opacity: 1; }

.rail-foot {
  flex-shrink: 0;
  border-top: 1px solid var(--rule);
  padding: 8px 0;
}
.rail-seal {
  margin: 4px 16px 4px;
  padding: 8px 10px;
  border: 1px solid var(--terra-deep);
  border-radius: 6px;
  font-family: var(--mono);
  font-size: 9.5px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--terra-deep);
  white-space: nowrap;
  overflow: hidden;
  opacity: 0;
  transition: opacity 0.2s ease;
}
body.nav-expanded .rail-seal { opacity: 1; }

/* FAB — só no mobile, abre o rail off-canvas */
.rail-fab {
  position: fixed;
  top: 14px;
  left: 14px;
  z-index: 70;
  width: 46px;
  height: 46px;
  display: none;
  place-items: center;
  background: var(--ink);
  color: var(--bone);
  border: none;
  border-radius: 10px;
  cursor: pointer;
  box-shadow: 0 6px 18px -8px rgba(31,26,20,0.5);
}
.rail-fab svg { width: 22px; height: 22px; }

/* overlay escuro atrás do rail no mobile */
.rail-scrim {
  position: fixed;
  inset: 0;
  z-index: 55;
  background: rgba(31, 26, 20, 0.45);
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.25s ease, visibility 0.25s ease;
}

/* ─────────── ÁREA PRINCIPAL ─────────── */

.app-main {
  margin-left: var(--rail-w);
  transition: margin-left 0.28s cubic-bezier(.2,.8,.2,1);
  min-height: 100vh;
}

.shell {
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 48px;
}

/* topbar editorial dentro da área principal */
.topbar {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: 24px;
  padding: 22px 0 18px;
  border-bottom: 1px solid var(--rule);
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink-soft);
}
.topbar .pip {
  display: inline-block;
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--terra);
  margin-right: 8px;
  vertical-align: 1px;
  animation: pip 2.4s ease-in-out infinite;
}
@keyframes pip {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.45; transform: scale(0.7); }
}

/* hero curto */
.intro { padding: 64px 0 48px; }
.eyebrow {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--terra-deep);
  display: inline-flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 26px;
}
.eyebrow::before { content: ""; width: 28px; height: 1px; background: var(--terra-deep); }

h1.title {
  font-family: var(--serif);
  font-weight: 350;
  font-size: clamp(44px, 6.5vw, 88px);
  line-height: 0.92;
  letter-spacing: -0.035em;
  margin: 0 0 28px;
  color: var(--ink);
  font-variation-settings: "SOFT" 50, "opsz" 110;
  text-wrap: balance;
}
h1.title em { font-style: italic; color: var(--terra); font-weight: 300; }

.lede {
  font-family: var(--serif);
  font-size: clamp(18px, 1.6vw, 23px);
  line-height: 1.38;
  color: var(--ink-soft);
  max-width: 52ch;
  margin: 0;
  font-variation-settings: "SOFT" 30, "opsz" 20;
  font-style: italic;
  font-weight: 380;
}
.lede strong { color: var(--ink); font-style: normal; font-weight: 500; }

/* seção de grupo de apps */
.group { padding: 8px 0 16px; }
.group-head {
  display: flex;
  align-items: baseline;
  gap: 16px;
  padding: 28px 0 20px;
  border-bottom: 1px solid var(--rule);
  margin-bottom: 28px;
}
.group-head h2 {
  font-family: var(--serif);
  font-size: clamp(24px, 2.6vw, 34px);
  line-height: 1;
  font-weight: 360;
  letter-spacing: -0.02em;
  margin: 0;
  color: var(--ink);
  font-variation-settings: "SOFT" 60, "opsz" 34;
}
.group-head .tag {
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--sage);
}
.group-head.restrita h2 { color: var(--terra-deep); }
.group-head.restrita .tag { color: var(--terra-deep); }

/* grid de cards de app */
.app-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 18px;
  margin-bottom: 48px;
}
.app-card {
  display: grid;
  grid-template-columns: 48px 1fr;
  grid-template-rows: auto auto;
  column-gap: 18px;
  row-gap: 8px;
  padding: 22px 22px 20px;
  border: 1px solid var(--rule);
  background: rgba(255,255,255,0.25);
  text-decoration: none;
  color: var(--ink);
  position: relative;
  transition: transform 0.18s ease, border-color 0.18s ease, background 0.18s ease;
}
.app-card:hover {
  transform: translateY(-3px);
  border-color: var(--terra);
  background: rgba(182, 83, 42, 0.06);
}
.app-card .card-ico {
  grid-row: 1 / span 2;
  width: 48px;
  height: 48px;
  display: grid;
  place-items: center;
  border: 1px solid var(--rule);
  border-radius: 50%;
  color: var(--terra);
  transition: background 0.18s ease, color 0.18s ease;
}
.app-card:hover .card-ico { background: var(--terra); color: var(--bone); border-color: var(--terra); }
.app-card .card-ico svg { width: 24px; height: 24px; }
.app-card h3 {
  font-family: var(--serif);
  font-size: 21px;
  font-weight: 420;
  letter-spacing: -0.015em;
  margin: 0;
  align-self: end;
  font-variation-settings: "SOFT" 50, "opsz" 21;
}
.app-card .card-arrow {
  position: absolute;
  top: 18px; right: 18px;
  font-family: var(--serif);
  font-style: italic;
  font-size: 18px;
  color: var(--terra);
  opacity: 0;
  transform: translateX(-4px);
  transition: opacity 0.18s ease, transform 0.18s ease;
}
.app-card:hover .card-arrow { opacity: 1; transform: translateX(0); }
.app-card p {
  margin: 0;
  font-family: var(--sans);
  font-size: 13.5px;
  line-height: 1.45;
  color: var(--ink-soft);
}
.app-card .card-url {
  display: block;
  margin-top: 6px;
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.06em;
  color: var(--sage);
}

/* rodapé */
.foot {
  border-top: 1px solid var(--rule);
  padding: 32px 0 48px;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 24px;
  align-items: center;
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-soft);
}
.foot .seal {
  border: 1px solid var(--rule-strong);
  padding: 5px 12px;
  border-radius: 999px;
  color: var(--ink);
}
.foot a { color: var(--ink-soft); text-decoration: none; border-bottom: 1px solid transparent; }
.foot a:hover { border-color: var(--terra); color: var(--terra); }

/* ─────────── RESPONSIVO ─────────── */

@media (max-width: 900px) {
  .shell { padding: 0 28px; }
  .intro { padding: 44px 0 36px; }
}

@media (max-width: 768px) {
  /* rail vira off-canvas */
  .app-main { margin-left: 0; }
  .rail {
    width: var(--rail-expanded);
    transform: translateX(-100%);
    transition: transform 0.28s cubic-bezier(.2,.8,.2,1);
  }
  .rail .rail-brand,
  .rail .rail-label,
  .rail .rail-sep span,
  .rail .rail-seal { opacity: 1; transform: none; }   /* sempre expandido quando aberto */
  body.nav-open .rail { transform: translateX(0); }
  body.nav-open .rail-scrim { opacity: 1; visibility: visible; }
  .rail-fab { display: grid; }
  /* o toggle interno fecha no mobile */
}

@media (max-width: 480px) {
  .shell { padding: 0 18px; }
  h1.title { font-size: clamp(38px, 11vw, 56px); }
  .app-grid { grid-template-columns: 1fr; }
  .foot { grid-template-columns: 1fr; gap: 12px; }
}