/* ============================================================
   NOUSTRADER — EXECUTION SPEC
   Design System · Brandbook-compliant · Dark Mode
   Cores: #273D52 (brand) · #F09308 (accent) · #B7B7B7 (neutral)
   ============================================================ */

/* ---- TOKENS ---- */
:root {
  /* Brand (Brandbook oficial) */
  --brand:        #273D52;
  --accent:       #F09308;
  --gray:         #B7B7B7;

  /* Surfaces (dark product) */
  --bg:           #0B1520;
  --surface:      #111E2D;
  --card:         #162234;
  --elevated:     #1C2E40;
  --hover:        #223547;
  --border:       rgba(255,255,255,0.06);
  --border-md:    rgba(255,255,255,0.1);

  /* Text */
  --text-1:       #EFF4F8;
  --text-2:       #8FA5B8;
  --text-3:       #526070;

  /* State */
  --ok:           #1A8C5A;
  --ok-bg:        rgba(26,140,90,0.1);
  --warn:         #D97706;
  --warn-bg:      rgba(217,119,6,0.1);
  --crit:         #C23B3B;
  --crit-bg:      rgba(194,59,59,0.1);
  --info:         #3B82F6;
  --info-bg:      rgba(59,130,246,0.08);

  /* Phase colors */
  --p1:           #F09308;
  --p1-bg:        rgba(240,147,8,0.08);
  --p2:           #3B82F6;
  --p2-bg:        rgba(59,130,246,0.08);
  --p3:           #1A8C5A;
  --p3-bg:        rgba(26,140,90,0.08);

  /* Typography */
  --font:         'Inter', 'Segoe UI', system-ui, sans-serif;
  --mono:         'JetBrains Mono', 'Fira Code', monospace;

  /* Spacing */
  --s1:4px; --s2:8px; --s3:12px; --s4:16px;
  --s5:24px; --s6:32px; --s7:48px; --s8:64px;

  /* Layout */
  --sidebar-w: 268px;
}

/* ---- RESET ---- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 15px; }
body {
  background: var(--bg);
  color: var(--text-1);
  font-family: var(--font);
  line-height: 1.6;
  display: flex;
  min-height: 100vh;
}
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
::-webkit-scrollbar { width: 4px; height: 4px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--border-md); border-radius: 2px; }
::selection { background: rgba(240,147,8,0.2); }

/* ============================================================
   SIDEBAR
   ============================================================ */
.sidebar {
  position: fixed;
  top: 0; left: 0;
  width: var(--sidebar-w);
  height: 100vh;
  background: #080F1A;
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  z-index: 100;
  overflow-y: auto;
  transition: transform 0.28s cubic-bezier(0.4,0,0.2,1);
}

.sidebar-top {
  padding: var(--s5) var(--s5) var(--s4);
  border-bottom: 1px solid var(--border);
}

.logo-img {
  height: 32px;
  width: auto;
  display: block;
  object-fit: contain;
}

.doc-meta {
  margin-top: var(--s3);
  display: flex;
  align-items: center;
  gap: var(--s2);
}

.doc-badge {
  background: rgba(240,147,8,0.12);
  border: 1px solid rgba(240,147,8,0.25);
  color: var(--accent);
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 2px 8px;
  border-radius: 100px;
}

.doc-version {
  font-size: 10px;
  color: var(--text-3);
}

.sidebar-nav {
  flex: 1;
  padding: var(--s3) 0;
  overflow-y: auto;
}

.nav-section {
  margin-bottom: var(--s3);
}

.nav-section-label {
  display: flex;
  align-items: center;
  gap: var(--s2);
  padding: var(--s2) var(--s5);
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-3);
}

.phase-dot {
  width: 6px; height: 6px;
  border-radius: 50%;
  flex-shrink: 0;
}
.phase-dot.p1 { background: var(--p1); }
.phase-dot.p2 { background: var(--p2); }
.phase-dot.p3 { background: var(--p3); }
.phase-dot.p4 { background: #a78bfa; }
.phase-dot.p5 { background: #34d399; }
.phase-dot.p6 { background: #fbbf24; }

.nav-link {
  display: flex;
  align-items: center;
  gap: var(--s2);
  padding: 7px var(--s5);
  font-size: 12px;
  font-weight: 400;
  color: var(--text-2);
  border-left: 2px solid transparent;
  transition: all 0.15s;
  cursor: pointer;
}

.nav-link i {
  width: 14px;
  text-align: center;
  font-size: 11px;
  color: var(--text-3);
  flex-shrink: 0;
}

.nav-link:hover {
  background: var(--hover);
  color: var(--text-1);
}

.nav-link.active {
  background: var(--p1-bg);
  color: var(--accent);
  border-left-color: var(--accent);
  font-weight: 500;
}

.nav-link.active i { color: var(--accent); }

.sidebar-footer {
  padding: var(--s4) var(--s5);
  border-top: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  gap: var(--s2);
}

.ref-link {
  display: flex;
  align-items: center;
  gap: var(--s2);
  font-size: 11px;
  color: var(--text-3);
  transition: color 0.15s;
}

.ref-link:hover { color: var(--accent); }
.ref-link i { font-size: 10px; }

/* ============================================================
   MOBILE
   ============================================================ */
.mobile-header {
  display: none;
  position: fixed;
  top: 0; left: 0; right: 0;
  height: 52px;
  background: #080F1A;
  border-bottom: 1px solid var(--border);
  align-items: center;
  padding: 0 var(--s4);
  gap: var(--s3);
  z-index: 200;
}

.hamburger {
  background: none;
  border: 1px solid var(--border-md);
  color: var(--text-2);
  width: 34px; height: 34px;
  border-radius: 6px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  transition: all 0.15s;
}

.hamburger:hover { background: var(--elevated); color: var(--text-1); }

.mobile-logo {
  height: 24px;
  width: auto;
  object-fit: contain;
}

.overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.65);
  z-index: 99;
}

/* ============================================================
   MAIN
   ============================================================ */
.main {
  margin-left: var(--sidebar-w);
  flex: 1;
  max-width: 100%;
}

/* ============================================================
   DOC SECTIONS
   ============================================================ */
.doc-section {
  padding: var(--s7) var(--s7);
  border-bottom: 1px solid var(--border);
  scroll-margin-top: 16px;
}

.doc-section:last-of-type { border-bottom: none; }

/* Overview */
.section-eyebrow {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--accent);
  margin-bottom: var(--s3);
}

.doc-title {
  font-size: clamp(28px, 4vw, 44px);
  font-weight: 700;
  color: var(--text-1);
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin-bottom: var(--s4);
}

.doc-title .accent { color: var(--accent); }

.doc-intro {
  font-size: 15px;
  color: var(--text-2);
  max-width: 620px;
  line-height: 1.7;
  margin-bottom: var(--s6);
}

/* Overview Cards */
.overview-cards {
  display: grid;
  grid-template-columns: repeat(3,1fr);
  gap: var(--s4);
  margin-bottom: var(--s6);
}

.ov-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: var(--s5);
  transition: border-color 0.15s;
}

.ov-card:hover { border-color: var(--border-md); }

.ov-card-phase {
  font-size: 10px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--accent);
  margin-bottom: var(--s2);
}

.ov-card-name {
  font-size: 15px;
  font-weight: 700;
  color: var(--text-1);
  margin-bottom: var(--s2);
}

.ov-card-goal {
  font-size: 12px;
  color: var(--text-2);
  margin-bottom: var(--s3);
  line-height: 1.5;
}

.ov-card-users {
  font-size: 11px;
  color: var(--text-3);
  margin-bottom: var(--s3);
}

.ov-card-screens {
  display: flex;
  flex-wrap: wrap;
  gap: var(--s1);
}

.ov-card-screens span {
  padding: 2px 8px;
  background: var(--elevated);
  border-radius: 100px;
  font-size: 10px;
  color: var(--text-2);
}

/* Golden Rule */
.golden-rule {
  display: flex;
  align-items: flex-start;
  gap: var(--s3);
  padding: var(--s4) var(--s5);
  background: rgba(194,59,59,0.06);
  border: 1px solid rgba(194,59,59,0.2);
  border-radius: 8px;
  font-size: 13px;
  color: var(--text-2);
  max-width: 720px;
  line-height: 1.6;
}

.golden-rule i { color: var(--crit); flex-shrink: 0; margin-top: 2px; }
.golden-rule strong { color: var(--text-1); }

/* Section title */
.section-title {
  font-size: 20px;
  font-weight: 700;
  color: var(--text-1);
  letter-spacing: -0.01em;
  margin-bottom: var(--s6);
  display: flex;
  align-items: center;
  gap: var(--s3);
}

.section-icon {
  width: 34px; height: 34px;
  background: var(--p1-bg);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--p1);
  font-size: 14px;
  flex-shrink: 0;
}

.section-icon.p2 { background: var(--p2-bg); color: var(--p2); }
.section-icon.p3 { background: var(--p3-bg); color: var(--p3); }

/* ============================================================
   CONVENTIONS
   ============================================================ */
.conventions-grid {
  display: grid;
  grid-template-columns: repeat(2,1fr);
  gap: var(--s5);
}

.conv-block {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: var(--s5);
}

.conv-title {
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--accent);
  margin-bottom: var(--s3);
}

.conv-desc {
  font-size: 13px;
  color: var(--text-2);
  line-height: 1.6;
}

.code-table { display: flex; flex-direction: column; gap: var(--s1); }

.ct-row {
  display: flex;
  align-items: center;
  gap: var(--s3);
  padding: 5px 0;
  border-bottom: 1px solid rgba(255,255,255,0.03);
  font-size: 12px;
}

.ct-row code {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--accent);
  min-width: 100px;
}

.ct-row span { color: var(--text-2); }

.semaphore-tokens { display: flex; flex-direction: column; gap: var(--s2); margin-top: var(--s3); }

.st-row {
  display: flex;
  align-items: center;
  gap: var(--s3);
  font-size: 12px;
}

.st-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
}

.st-dot.green { background: var(--ok); }
.st-dot.orange { background: var(--warn); }
.st-dot.red { background: var(--crit); }

.st-row code {
  font-family: var(--mono);
  font-size: 10px;
  color: var(--text-2);
  min-width: 180px;
}

.st-row span { color: var(--text-2); font-size: 12px; }

.states-list { display: flex; flex-direction: column; gap: var(--s2); }

.state-item {
  font-size: 12px;
  color: var(--text-2);
  padding: var(--s2) 0;
  border-bottom: 1px solid rgba(255,255,255,0.03);
  display: flex;
  gap: var(--s3);
  line-height: 1.5;
}

.state-item code {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--accent);
  min-width: 60px;
  flex-shrink: 0;
}

.mono-val {
  font-family: var(--mono);
  font-size: 12px;
}

.mono-val.positive { color: var(--ok); }
.mono-val.negative { color: var(--crit); }

/* ============================================================
   PHASE DIVIDER
   ============================================================ */
.phase-divider {
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: var(--s5) var(--s7);
}

.p1-divider { background: linear-gradient(90deg, rgba(240,147,8,0.08) 0%, transparent 60%); border-left: 3px solid var(--p1); }
.p2-divider { background: linear-gradient(90deg, rgba(59,130,246,0.08) 0%, transparent 60%); border-left: 3px solid var(--p2); }
.p3-divider { background: linear-gradient(90deg, rgba(26,140,90,0.08) 0%, transparent 60%); border-left: 3px solid var(--p3); }
.p4-divider { background: linear-gradient(90deg, rgba(139,92,246,0.08) 0%, transparent 60%); border-left: 3px solid #a78bfa; }
.p5-divider { background: linear-gradient(90deg, rgba(16,185,129,0.08) 0%, transparent 60%); border-left: 3px solid #34d399; }
.p6-divider { background: linear-gradient(90deg, rgba(251,191,36,0.08) 0%, transparent 60%); border-left: 3px solid #fbbf24; }

.pd-content {
  display: flex;
  align-items: center;
  gap: var(--s4);
  flex-wrap: wrap;
}

.pd-badge {
  font-size: 11px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  padding: 4px 12px;
  border-radius: 100px;
  background: var(--p1-bg);
  color: var(--p1);
  border: 1px solid rgba(240,147,8,0.25);
}

.pd-badge.p2 { background: var(--p2-bg); color: var(--p2); border-color: rgba(59,130,246,0.25); }
.pd-badge.p3 { background: var(--p3-bg); color: var(--p3); border-color: rgba(26,140,90,0.25); }
.pd-badge.p4 { background: rgba(139,92,246,0.15); color: #a78bfa; border-color: rgba(139,92,246,0.35); }
.pd-badge.p5 { background: rgba(16,185,129,0.15); color: #34d399; border-color: rgba(16,185,129,0.35); }
.pd-badge.p6 { background: rgba(251,191,36,0.15); color: #fbbf24; border-color: rgba(251,191,36,0.35); }

.pd-name {
  font-size: 16px;
  font-weight: 600;
  color: var(--text-1);
}

.pd-users {
  font-size: 12px;
  color: var(--text-3);
  margin-left: auto;
}

/* ============================================================
   GOAL BLOCK
   ============================================================ */
.goal-block {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 10px;
  overflow: hidden;
}

.goal-statement {
  padding: var(--s5);
  font-size: 15px;
  color: var(--text-1);
  line-height: 1.7;
  border-bottom: 1px solid var(--border);
}

.goal-hypothesis {
  padding: var(--s4) var(--s5);
  font-size: 13px;
  color: var(--text-2);
  background: var(--info-bg);
  border-bottom: 1px solid var(--border);
  line-height: 1.5;
}

.goal-success {
  padding: var(--s4) var(--s5);
  font-size: 13px;
  color: var(--text-2);
  background: var(--ok-bg);
  line-height: 1.5;
}

.goal-success ul { padding-left: 16px; margin-top: var(--s2); }
.goal-success li { margin-bottom: 4px; }

/* ============================================================
   FEATURE BLOCKS
   ============================================================ */
.feature-block {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 10px;
  margin-bottom: var(--s5);
  overflow: hidden;
}

.feature-header {
  display: flex;
  align-items: center;
  gap: var(--s3);
  padding: var(--s4) var(--s5);
  background: var(--elevated);
  border-bottom: 1px solid var(--border);
}

.feat-id {
  font-size: 11px;
  font-weight: 800;
  color: var(--accent);
  font-family: var(--mono);
  background: rgba(240,147,8,0.1);
  padding: 2px 8px;
  border-radius: 4px;
  flex-shrink: 0;
}

.feature-header h3 {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-1);
  flex: 1;
}

.feat-badge {
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding: 2px 8px;
  border-radius: 4px;
}

.feat-badge.critical {
  background: var(--crit-bg);
  color: var(--crit);
  border: 1px solid rgba(194,59,59,0.25);
}

.feat-badge.core {
  background: var(--ok-bg);
  color: var(--ok);
  border: 1px solid rgba(26,140,90,0.25);
}

.feature-body {
  padding: var(--s5);
  display: grid;
  grid-template-columns: repeat(3,1fr);
  gap: var(--s5);
}

.feat-col {}

.feat-label {
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--accent);
  margin-bottom: var(--s2);
}

.feat-col p {
  font-size: 13px;
  color: var(--text-2);
  line-height: 1.6;
}

/* IO Blocks */
.io-block {
  background: var(--elevated);
  border: 1px solid var(--border);
  border-radius: 6px;
  overflow: hidden;
}

.io-block.success { border-color: rgba(26,140,90,0.25); }
.io-block.error { border-color: rgba(194,59,59,0.2); }

.io-title {
  padding: var(--s2) var(--s4);
  background: rgba(255,255,255,0.03);
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-3);
  border-bottom: 1px solid var(--border);
}

.io-content {
  padding: var(--s3) var(--s4);
  font-size: 12px;
  color: var(--text-2);
  line-height: 1.5;
}

.io-note {
  margin-top: var(--s2);
  padding: var(--s2) var(--s3);
  background: rgba(240,147,8,0.06);
  border-radius: 4px;
  font-size: 11px;
  color: var(--warn);
}

.err-item {
  display: flex;
  gap: var(--s2);
  margin-bottom: var(--s1);
  font-size: 12px;
  color: var(--text-2);
}

.err-item code {
  font-family: var(--mono);
  font-size: 10px;
  color: var(--crit);
  flex-shrink: 0;
  min-width: 40px;
}

/* ============================================================
   SPEC TABLES
   ============================================================ */
.spec-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 12px;
}

.spec-table.wide { font-size: 11px; }

.spec-table thead tr {
  background: var(--elevated);
}

.spec-table th {
  padding: var(--s2) var(--s3);
  text-align: left;
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  color: var(--text-3);
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
}

.spec-table td {
  padding: var(--s2) var(--s3);
  color: var(--text-2);
  border-bottom: 1px solid rgba(255,255,255,0.02);
  vertical-align: top;
  line-height: 1.4;
}

.spec-table tr:last-child td { border-bottom: none; }
.spec-table tr:hover td { background: rgba(255,255,255,0.015); }
.spec-table tr.req-row td { color: var(--text-1); }

.req { color: var(--ok); font-weight: 700; }
.opt { color: var(--text-3); }

/* ============================================================
   CODE BLOCKS
   ============================================================ */
.code-block {
  background: #060C14;
  border: 1px solid var(--border);
  border-radius: 8px;
  overflow-x: auto;
}

.code-block pre {
  padding: var(--s4) var(--s5);
  margin: 0;
}

.code-block code {
  font-family: var(--mono);
  font-size: 11.5px;
  color: #9BBBD4;
  line-height: 1.75;
  white-space: pre;
  display: block;
}

code {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--accent);
  background: rgba(240,147,8,0.08);
  padding: 1px 5px;
  border-radius: 3px;
}

.code-block code { background: none; padding: 0; color: #9BBBD4; font-size: 11.5px; }

/* ============================================================
   FORMULA BLOCK
   ============================================================ */
.formula-block {
  background: var(--elevated);
  border: 1px solid rgba(240,147,8,0.2);
  border-radius: 8px;
  overflow: hidden;
}

.formula-title {
  padding: var(--s3) var(--s4);
  font-size: 12px;
  font-weight: 600;
  color: var(--text-1);
  background: rgba(240,147,8,0.06);
  border-bottom: 1px solid rgba(240,147,8,0.15);
  line-height: 1.5;
}

.formula-table {
  width: 100%;
  border-collapse: collapse;
}

.formula-table th, .formula-table td {
  padding: var(--s2) var(--s4);
  font-size: 12px;
  border-bottom: 1px solid rgba(255,255,255,0.03);
  text-align: left;
}

.formula-table th {
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-3);
  font-weight: 700;
}

.formula-table td { color: var(--text-2); }
.formula-table tr:last-child td { border-bottom: none; }
.formula-table small { font-size: 10px; color: var(--text-3); display: block; }

/* Semaphore spec */
.semaphore-spec { display: flex; flex-direction: column; gap: var(--s2); }

.ss-item {
  padding: var(--s2) var(--s3);
  border-radius: 6px;
  font-size: 12px;
  font-weight: 500;
}

.ss-item.green { background: var(--ok-bg); color: var(--ok); }
.ss-item.orange { background: var(--warn-bg); color: var(--warn); }
.ss-item.red { background: var(--crit-bg); color: var(--crit); }

/* ============================================================
   SCREEN BLOCKS
   ============================================================ */
.screen-block {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 10px;
  margin-bottom: var(--s5);
  overflow: hidden;
}

.screen-header {
  display: flex;
  align-items: center;
  gap: var(--s3);
  padding: var(--s4) var(--s5);
  background: var(--elevated);
  border-bottom: 1px solid var(--border);
  flex-wrap: wrap;
}

.screen-route code {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--text-3);
  background: rgba(255,255,255,0.05);
  padding: 2px 8px;
  border-radius: 4px;
  flex-shrink: 0;
}

.screen-header h3 {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-1);
  flex: 1;
}

.mockup-link {
  font-size: 11px;
  color: var(--info);
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 3px 10px;
  border: 1px solid rgba(59,130,246,0.25);
  border-radius: 4px;
  transition: all 0.15s;
  white-space: nowrap;
}

.mockup-link:hover { background: var(--info-bg); }

.screen-body {
  padding: var(--s5);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--s6);
}

.sc-label {
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--accent);
  margin-bottom: var(--s2);
  margin-top: var(--s4);
}

.sc-label:first-child { margin-top: 0; }

.screen-col p {
  font-size: 13px;
  color: var(--text-2);
  line-height: 1.6;
}

/* Elements list */
.elements-list { display: flex; flex-direction: column; gap: var(--s3); }

.el-item {
  padding: var(--s3);
  background: var(--elevated);
  border-radius: 6px;
  border-left: 2px solid var(--border-md);
}

.el-name {
  font-size: 12px;
  font-weight: 600;
  color: var(--text-1);
  margin-bottom: 4px;
}

.el-desc {
  font-size: 12px;
  color: var(--text-2);
  line-height: 1.5;
}

/* Actions list */
.actions-list { display: flex; flex-direction: column; gap: var(--s2); }

.act-item {
  font-size: 12px;
  color: var(--text-2);
  padding: 5px 0;
  border-bottom: 1px solid rgba(255,255,255,0.03);
  display: flex;
  align-items: flex-start;
  gap: var(--s2);
  line-height: 1.5;
}

kbd {
  font-size: 10px;
  font-family: var(--mono);
  background: var(--elevated);
  border: 1px solid var(--border-md);
  border-radius: 3px;
  padding: 1px 5px;
  color: var(--text-2);
  flex-shrink: 0;
}

/* States spec */
.states-spec { display: flex; flex-direction: column; gap: var(--s2); }

.state-spec-item {
  padding: var(--s3);
  background: var(--elevated);
  border-radius: 6px;
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: var(--s3);
}

.ss-label {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--accent);
  flex-shrink: 0;
}

.ss-desc {
  font-size: 12px;
  color: var(--text-2);
  line-height: 1.4;
}

/* Mockup ref */
.mockup-ref {
  background: var(--info-bg);
  border: 1px solid rgba(59,130,246,0.2);
  border-radius: 6px;
  padding: var(--s3) var(--s4);
}

.mockup-ref p {
  font-size: 12px !important;
  color: var(--text-2) !important;
  margin-bottom: 4px;
  line-height: 1.5 !important;
}

.mockup-ref a { color: var(--info); text-decoration: underline; }

/* Spec list */
.spec-list { padding-left: 16px; }
.spec-list li { font-size: 12px; color: var(--text-2); margin-bottom: 4px; line-height: 1.4; }
.spec-list li strong { color: var(--text-1); }

/* ============================================================
   DATA MODELS
   ============================================================ */
.data-models { display: flex; flex-direction: column; gap: var(--s5); }

.entity-block {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 10px;
  overflow: hidden;
}

.entity-name-bar {
  display: flex;
  align-items: center;
  gap: var(--s2);
  padding: var(--s3) var(--s5);
  background: var(--elevated);
  border-bottom: 1px solid var(--border);
  font-family: var(--mono);
  font-size: 13px;
  font-weight: 600;
  color: var(--text-1);
}

.entity-name-bar i { color: var(--accent); font-size: 12px; }

.entity-desc {
  padding: var(--s3) var(--s5);
  font-size: 12px;
  color: var(--text-2);
  border-bottom: 1px solid var(--border);
  line-height: 1.5;
}

.field-pk { font-family: var(--mono); color: var(--accent) !important; font-weight: 600; }
.field-fk { font-family: var(--mono); color: var(--info) !important; }
.field-req { font-family: var(--mono); color: var(--text-1) !important; }
.req-green-field { color: #22c55e !important; font-weight: 700 !important; }

/* Campo obrigatório verde — Diário */
.req-green { background: rgba(34,197,94,0.06) !important; }
.req-green td { border-color: rgba(34,197,94,0.2) !important; }
.green-req {
  display: inline-block;
  background: rgba(34,197,94,0.18);
  color: #22c55e;
  font-size: 10px;
  font-weight: 800;
  padding: 2px 6px;
  border-radius: 4px;
  font-family: var(--mono);
  border: 1px solid rgba(34,197,94,0.35);
  letter-spacing: 0.05em;
}
.algo { color: #94a3b8 !important; font-size: 11px; }
.green-field { color: #22c55e; font-weight: 700; }

/* Fase 4 5 6 — badges já definidos via .pd-badge.p4/p5/p6 acima */

/* Section icon colors for phases 4-6 */
.section-icon.p4 { background: rgba(139,92,246,0.15); color: #a78bfa; }
.section-icon.p5 { background: rgba(16,185,129,0.15); color: #34d399; }
.section-icon.p6 { background: rgba(251,191,36,0.15); color: #fbbf24; }

/* feat-id for phases 4-6 */
.feat-id.f4 { background: rgba(139,92,246,0.12); color: #a78bfa; border-color: rgba(139,92,246,0.3); }
.feat-id.f5 { background: rgba(16,185,129,0.12); color: #34d399; border-color: rgba(16,185,129,0.3); }
.feat-id.f6 { background: rgba(251,191,36,0.12); color: #fbbf24; border-color: rgba(251,191,36,0.3); }

/* ============================================================
   API BLOCKS
   ============================================================ */
.api-blocks { display: flex; flex-direction: column; gap: var(--s5); }

.api-block {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 10px;
  overflow: hidden;
}

.api-header {
  display: flex;
  align-items: center;
  gap: var(--s3);
  padding: var(--s4) var(--s5);
  background: var(--elevated);
  border-bottom: 1px solid var(--border);
  flex-wrap: wrap;
}

.method {
  font-size: 11px;
  font-weight: 800;
  font-family: var(--mono);
  padding: 3px 8px;
  border-radius: 4px;
  flex-shrink: 0;
}

.method.get   { background: rgba(59,130,246,0.15); color: #60A5FA; }
.method.post  { background: rgba(26,140,90,0.15);  color: #34D399; }
.method.patch { background: rgba(217,119,6,0.15);  color: #FBBF24; }
.method.delete { background: rgba(194,59,59,0.15); color: #F87171; }

.api-header code {
  font-family: var(--mono);
  font-size: 13px;
  color: var(--text-1);
  background: none;
  padding: 0;
  font-weight: 600;
}

.api-desc {
  font-size: 12px;
  color: var(--text-2);
}

.api-body {
  padding: var(--s5);
  display: grid;
  grid-template-columns: repeat(3,1fr);
  gap: var(--s4);
}

.api-col {}

.api-label {
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-3);
  margin-bottom: var(--s2);
}

/* ============================================================
   RULES LIST
   ============================================================ */
.rules-list { display: flex; flex-direction: column; gap: var(--s4); }

.rule-item {
  display: flex;
  gap: var(--s4);
  padding: var(--s4) var(--s5);
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 8px;
}

.rule-id {
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 700;
  color: var(--accent);
  background: rgba(240,147,8,0.08);
  padding: 2px 8px;
  border-radius: 4px;
  white-space: nowrap;
  height: fit-content;
  flex-shrink: 0;
  margin-top: 2px;
}

.rule-title {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-1);
  margin-bottom: 4px;
}

.rule-content p {
  font-size: 12px;
  color: var(--text-2);
  line-height: 1.6;
}

/* ============================================================
   OUT OF SCOPE
   ============================================================ */
.outscope-grid {
  display: grid;
  grid-template-columns: repeat(2,1fr);
  gap: var(--s3);
}

.outscope-item {
  display: flex;
  align-items: flex-start;
  gap: var(--s3);
  padding: var(--s3) var(--s4);
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 6px;
  font-size: 12px;
  color: var(--text-2);
  line-height: 1.5;
}

.outscope-item i { color: var(--crit); flex-shrink: 0; margin-top: 2px; }
.outscope-item strong { color: var(--text-1); }

/* ============================================================
   FOOTER
   ============================================================ */
.doc-footer {
  padding: var(--s6) var(--s7);
  border-top: 1px solid var(--border);
  background: #080F1A;
  display: flex;
  align-items: center;
  gap: var(--s5);
  flex-wrap: wrap;
}

.footer-logo { height: 24px; width: auto; object-fit: contain; }

.footer-links { display: flex; gap: var(--s4); }

.footer-links a {
  font-size: 11px;
  color: var(--text-3);
  transition: color 0.15s;
  text-decoration: underline;
}

.footer-links a:hover { color: var(--accent); }

.footer-copy {
  font-size: 11px;
  color: var(--text-3);
  margin-left: auto;
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 1100px) {
  .api-body { grid-template-columns: 1fr 1fr; }
  .feature-body { grid-template-columns: 1fr 1fr; }
  .conventions-grid { grid-template-columns: 1fr; }
  .overview-cards { grid-template-columns: 1fr; }
}

@media (max-width: 900px) {
  .sidebar { transform: translateX(-100%); }
  .sidebar.open { transform: translateX(0); }
  .overlay.active { display: block; }
  .mobile-header { display: flex; }
  .main { margin-left: 0; padding-top: 52px; }

  .doc-section { padding: var(--s6) var(--s5); }
  .phase-divider { padding: var(--s5); }
  .doc-footer { padding: var(--s5); }

  .screen-body { grid-template-columns: 1fr; }
  .feature-body { grid-template-columns: 1fr; }
  .api-body { grid-template-columns: 1fr; }
  .outscope-grid { grid-template-columns: 1fr; }
  .state-spec-item { grid-template-columns: 80px 1fr; }
}

@media (max-width: 600px) {
  .doc-section { padding: var(--s5) var(--s4); }
  .spec-table.wide { font-size: 10px; }
  .spec-table.wide th, .spec-table.wide td { padding: var(--s1) var(--s2); }
  .pd-content { flex-direction: column; align-items: flex-start; }
  .pd-users { margin-left: 0; }
  .footer-copy { display: none; }
}

/* ============================================================
   ANIMATIONS & PROGRESS
   ============================================================ */
#progress-bar {
  position: fixed;
  top: 0; left: 0;
  height: 2px;
  background: var(--accent);
  z-index: 9999;
  transition: width 0.08s linear;
  pointer-events: none;
}

.doc-section {
  opacity: 0;
  transform: translateY(10px);
  transition: opacity 0.4s ease, transform 0.4s ease;
}

.doc-section.visible {
  opacity: 1;
  transform: none;
}