/* PALAD — Palomar Aerospace Library for Analysis & Design */
/* Palomar Colors: White/Light primary, Black structure, Green (#035E31) accents */

:root {
  --black: #010101;
  --black-soft: #1A1A1A;
  --black-muted: #2D2D2D;
  --green: #035E31;
  --green-hover: #047A3F;
  --green-light: #E6F4ED;
  --green-faint: #F2FAF6;
  --white: #FFFFFF;
  --bg: #FAFBFC;
  --bg-warm: #F7F8F9;
  --bg-sidebar: #111111;
  --bg-sidebar-hover: #1E1E1E;
  --bg-input: #F5F6F8;
  --text: #1A1A1A;
  --text-secondary: #555555;
  --text-muted: #888888;
  --text-light: #AAAAAA;
  --border: #E5E7EB;
  --border-light: #F0F1F3;
  --red: #C41E1E;
  --red-light: #FDF2F2;
  --amber: #B45309;
  --amber-light: #FFFBEB;
  --amber-border: #F59E0B;
  --override-bg: #FFF8F0;
  --override-border: #E8960A;
  --purple: #6B21A8;
  --purple-light: #F5F0FF;
  --blue: #1D4ED8;
  --blue-light: #EFF6FF;
  --success: #047A3F;
  --success-light: #E6F4ED;
  --shadow-xs: 0 1px 2px rgba(0,0,0,0.04);
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.06);
  --shadow: 0 2px 8px rgba(0,0,0,0.06);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.08);
  --radius: 8px;
  --radius-lg: 10px;
  --font: 'DM Sans', -apple-system, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
  --font-serif: 'Lora', Georgia, serif;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
html, body { height: 100%; }
body { font-family: var(--font); color: var(--text); background: var(--bg); font-size: 14px; line-height: 1.55; -webkit-font-smoothing: antialiased; }

/* ===== LOGIN ===== */
.login-screen { display: flex; height: 100vh; }
.login-brand {
  flex: 1; display: flex; flex-direction: column; justify-content: center; align-items: center;
  background: var(--black); position: relative; overflow: hidden;
}
.login-brand::before {
  content: ''; position: absolute; bottom: -20%; left: -10%; width: 70%; height: 70%;
  background: radial-gradient(ellipse, rgba(3,94,49,0.12) 0%, transparent 65%); pointer-events: none;
}
.login-brand-content { position: relative; z-index: 1; text-align: center; padding: 40px; }
.login-logo-mark { width: 90px; height: 90px; margin: 0 auto 28px; }
.login-logo-mark svg { width: 100%; height: 100%; }
.login-brand h2 { color: rgba(255,255,255,0.4); font-size: 12px; font-weight: 500; letter-spacing: 4px; text-transform: uppercase; margin-bottom: 8px; }
.login-brand h1 { color: #fff; font-size: 48px; font-weight: 700; letter-spacing: 12px; margin-bottom: 12px; }
.login-brand .tagline { color: var(--green); font-size: 13px; font-weight: 500; letter-spacing: 1px; }

.login-form-side {
  width: 420px; display: flex; flex-direction: column; justify-content: center; padding: 60px; background: var(--white);
}
.login-form-side h3 { font-size: 22px; font-weight: 700; color: var(--black); margin-bottom: 6px; }
.login-form-side .subtitle { color: var(--text-muted); margin-bottom: 32px; font-size: 14px; }
.form-group { margin-bottom: 20px; }
.form-group label { display: block; font-size: 11px; font-weight: 600; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.8px; margin-bottom: 6px; }
.form-group input {
  width: 100%; padding: 11px 14px; border: 1.5px solid var(--border); border-radius: 6px;
  font-family: var(--font); font-size: 14px; background: var(--bg); color: var(--text); transition: all 0.2s;
}
.form-group input:focus { outline: none; border-color: var(--green); box-shadow: 0 0 0 3px rgba(3,94,49,0.08); }
.btn-primary {
  width: 100%; padding: 12px; background: var(--green); color: #fff; border: none; border-radius: 6px;
  font-family: var(--font); font-size: 14px; font-weight: 600; cursor: pointer; transition: all 0.2s;
}
.btn-primary:hover { background: var(--green-hover); }
.login-footer { margin-top: 20px; text-align: center; font-size: 11px; color: var(--text-light); }

.totp-input-group { display: flex; gap: 8px; justify-content: center; margin: 24px 0; }
.totp-input {
  width: 46px; height: 54px; text-align: center; font-family: var(--font-mono); font-size: 22px; font-weight: 600;
  border: 1.5px solid var(--border); border-radius: 8px; background: var(--bg); color: var(--black);
}
.totp-input:focus { outline: none; border-color: var(--green); box-shadow: 0 0 0 3px rgba(3,94,49,0.08); }

/* ===== APP SHELL ===== */
.app-shell { display: flex; height: 100vh; }
.sidebar {
  width: 256px; background: var(--bg-sidebar); display: flex; flex-direction: column; flex-shrink: 0;
}
.sidebar-header {
  padding: 20px 18px 16px; border-bottom: 1px solid rgba(255,255,255,0.07);
  display: flex; align-items: center; gap: 11px;
}
.sidebar-logo { width: 34px; height: 34px; flex-shrink: 0; }
.sidebar-logo svg { width: 100%; height: 100%; }
.sidebar-title { color: #fff; font-size: 17px; font-weight: 700; letter-spacing: 4px; }
.sidebar-subtitle { color: rgba(255,255,255,0.28); font-size: 9.5px; letter-spacing: 0.8px; font-weight: 500; }

.sidebar-nav { flex: 1; overflow-y: auto; padding: 8px 0; }
.nav-section { padding: 0 10px; margin-bottom: 2px; }
.nav-section-label {
  font-size: 9.5px; font-weight: 600; color: rgba(255,255,255,0.22); text-transform: uppercase;
  letter-spacing: 1.5px; padding: 14px 10px 5px; user-select: none;
}
.nav-item {
  display: flex; align-items: center; gap: 9px; padding: 8px 10px; border-radius: 6px;
  color: rgba(255,255,255,0.45); font-size: 13px; font-weight: 400; cursor: pointer;
  transition: all 0.12s; user-select: none;
}
.nav-item:hover { background: var(--bg-sidebar-hover); color: rgba(255,255,255,0.75); }
.nav-item.active { background: var(--green); color: #fff; font-weight: 500; }
.nav-item .icon { width: 18px; opacity: 0.5; flex-shrink: 0; display: flex; align-items: center; justify-content: center; font-size: 13px; }
.nav-item.active .icon { opacity: 1; }
.nav-badge { margin-left: auto; font-size: 10px; font-weight: 600; background: rgba(255,255,255,0.1); color: rgba(255,255,255,0.5); padding: 1px 7px; border-radius: 10px; }
.nav-item.active .nav-badge { background: rgba(255,255,255,0.2); color: #fff; }

.sidebar-user {
  padding: 14px 18px; border-top: 1px solid rgba(255,255,255,0.07);
  display: flex; align-items: center; gap: 10px;
}
.user-avatar { width: 30px; height: 30px; border-radius: 50%; background: var(--green); display: flex; align-items: center; justify-content: center; color: #fff; font-size: 11px; font-weight: 700; }
.user-name { color: rgba(255,255,255,0.8); font-size: 12px; font-weight: 600; }
.user-role { color: rgba(255,255,255,0.3); font-size: 10px; }
.user-info { flex: 1; }
.logout-btn { color: rgba(255,255,255,0.2); cursor: pointer; font-size: 16px; padding: 4px; background: none; border: none; }
.logout-btn:hover { color: var(--red); }

.main-content { flex: 1; display: flex; flex-direction: column; overflow: hidden; background: var(--bg); }
.top-bar {
  height: 52px; background: var(--white); border-bottom: 1px solid var(--border);
  display: flex; align-items: center; padding: 0 24px; gap: 16px; flex-shrink: 0;
}
.breadcrumb { display: flex; align-items: center; gap: 6px; font-size: 13px; }
.breadcrumb span { color: var(--text-muted); }
.breadcrumb .current { color: var(--black); font-weight: 600; }
.breadcrumb .sep { color: var(--text-light); font-size: 11px; }
.top-bar-actions { margin-left: auto; display: flex; gap: 6px; }

.btn-sm {
  padding: 6px 14px; border-radius: 6px; font-family: var(--font); font-size: 12px;
  font-weight: 600; cursor: pointer; transition: all 0.15s; border: 1.5px solid var(--border);
  background: var(--white); color: var(--text); white-space: nowrap;
}
.btn-sm:hover { border-color: var(--green); color: var(--green); }
.btn-sm.primary { background: var(--green); color: #fff; border-color: var(--green); }
.btn-sm.primary:hover { background: var(--green-hover); border-color: var(--green-hover); }
.btn-sm.dark { background: var(--black); color: #fff; border-color: var(--black); }
.btn-sm.dark:hover { background: var(--black-muted); }

.content-scroll { flex: 1; overflow-y: auto; padding: 24px; }

/* ===== COMMON ===== */
.page-header { margin-bottom: 22px; }
.page-header h1 { font-size: 22px; font-weight: 700; color: var(--black); margin-bottom: 3px; }
.page-header p { color: var(--text-muted); font-size: 13px; }

.card {
  background: var(--white); border-radius: var(--radius-lg); padding: 22px;
  border: 1px solid var(--border); margin-bottom: 16px;
}
.card h2 {
  font-size: 13px; font-weight: 700; color: var(--black); margin-bottom: 14px;
  text-transform: uppercase; letter-spacing: 0.5px;
}
.card h3 {
  font-size: 11px; font-weight: 700; color: var(--green); text-transform: uppercase;
  letter-spacing: 1.2px; padding-bottom: 8px; border-bottom: 2px solid var(--green); margin-bottom: 10px;
}

.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; margin-bottom: 22px; }
.stat-card {
  background: var(--white); border-radius: var(--radius); padding: 18px 20px;
  border: 1px solid var(--border);
}
.stat-card .stat-label { font-size: 11px; color: var(--text-muted); font-weight: 600; text-transform: uppercase; letter-spacing: 0.5px; }
.stat-card .stat-value { font-size: 28px; font-weight: 700; color: var(--black); margin: 4px 0 2px; }
.stat-card .stat-value.green { color: var(--green); }
.stat-card .stat-sub { font-size: 11px; color: var(--text-light); }

/* Project rows */
.project-row {
  display: flex; align-items: center; padding: 13px 0; border-bottom: 1px solid var(--border-light); cursor: pointer;
}
.project-row:last-child { border-bottom: none; }
.project-row:hover { background: var(--green-faint); margin: 0 -12px; padding: 13px 12px; border-radius: 6px; }
.project-icon { width: 36px; height: 36px; border-radius: 8px; display: flex; align-items: center; justify-content: center; font-size: 15px; margin-right: 14px; background: var(--green-light); color: var(--green); }
.project-name { font-weight: 600; font-size: 13px; color: var(--black); }
.project-meta { font-size: 11px; color: var(--text-muted); margin-top: 2px; }
.project-status { font-size: 10px; font-weight: 700; padding: 3px 10px; border-radius: 20px; text-transform: uppercase; letter-spacing: 0.5px; }
.status-active { background: var(--green-light); color: var(--green); }
.status-draft { background: #F3F4F6; color: var(--text-muted); }

/* ===== HIERARCHY DIAGRAM ===== */
.hierarchy-bar {
  display: flex; align-items: center; gap: 0; margin-bottom: 20px; background: var(--white);
  border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden;
}
.hierarchy-item {
  flex: 1; padding: 12px 16px; display: flex; flex-direction: column; gap: 2px;
  border-right: 1px solid var(--border); position: relative; cursor: pointer; transition: background 0.1s;
}
.hierarchy-item:last-child { border-right: none; }
.hierarchy-item:hover { background: var(--green-faint); }
.hierarchy-item.active { background: var(--green-light); }
.hierarchy-item .h-label { font-size: 9px; font-weight: 700; color: var(--text-light); text-transform: uppercase; letter-spacing: 1px; }
.hierarchy-item .h-value { font-size: 13px; font-weight: 600; color: var(--black); }
.hierarchy-item .h-sub { font-size: 10px; color: var(--text-muted); }
.hierarchy-arrow {
  position: absolute; right: -8px; top: 50%; transform: translateY(-50%); z-index: 1;
  width: 14px; height: 14px; background: var(--white); border: 1px solid var(--border);
  border-radius: 50%; display: flex; align-items: center; justify-content: center;
  font-size: 9px; color: var(--text-light);
}

/* ===== PARTS ===== */
.parts-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 12px; margin-bottom: 20px; }
.part-card {
  background: var(--white); border: 1.5px solid var(--border); border-radius: var(--radius);
  padding: 16px; cursor: pointer; transition: all 0.15s; position: relative;
}
.part-card:hover { border-color: var(--green); box-shadow: var(--shadow); }
.part-card.selected { border-color: var(--green); background: var(--green-faint); }
.part-card.selected::before {
  content: '✓'; position: absolute; top: 10px; right: 10px;
  width: 20px; height: 20px; background: var(--green); color: #fff;
  border-radius: 50%; display: flex; align-items: center; justify-content: center;
  font-size: 11px; font-weight: 700;
}
.part-name { font-weight: 700; font-size: 14px; color: var(--black); margin-bottom: 6px; }
.part-detail { font-size: 12px; color: var(--text-secondary); display: flex; justify-content: space-between; padding: 3px 0; border-bottom: 1px solid var(--border-light); }
.part-detail:last-child { border-bottom: none; }
.part-detail .pd-label { color: var(--text-muted); }
.part-detail .pd-value { font-family: var(--font-mono); font-weight: 600; color: var(--black); font-size: 11px; }
.part-tag {
  display: inline-block; font-size: 9px; font-weight: 700; padding: 2px 8px; border-radius: 4px;
  text-transform: uppercase; letter-spacing: 0.5px; margin-bottom: 8px;
}
.part-tag.skin { background: var(--blue-light); color: var(--blue); }
.part-tag.frame { background: var(--purple-light); color: var(--purple); }
.part-tag.doubler { background: var(--amber-light); color: var(--amber); }

/* ===== GLOBAL VARIABLES ===== */
.gvar-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; }
.gvar-item {
  display: grid; grid-template-columns: 1fr 90px 40px; gap: 8px; align-items: center;
  padding: 7px 0; border-bottom: 1px solid var(--border-light); font-size: 12px;
}
.gvar-name { color: var(--text); font-weight: 500; }
.gvar-symbol { font-family: var(--font-mono); font-size: 11px; color: var(--text-muted); }
.gvar-value {
  font-family: var(--font-mono); font-weight: 600; color: var(--black); text-align: right;
  background: var(--bg); padding: 4px 8px; border-radius: 4px; border: 1px solid var(--border); font-size: 12px;
}
.gvar-unit { font-size: 11px; color: var(--text-light); }
.gvar-value.overridden {
  background: var(--override-bg); border-color: var(--override-border); position: relative;
}

/* ===== LOOPING TABLE ===== */
.loop-container { margin-bottom: 20px; }
.loop-header {
  display: flex; align-items: center; gap: 12px; padding: 14px 18px;
  background: var(--black); color: #fff; border-radius: var(--radius-lg) var(--radius-lg) 0 0;
}
.loop-header .loop-icon { font-size: 18px; opacity: 0.6; }
.loop-header h2 { font-size: 13px; font-weight: 700; letter-spacing: 0.5px; text-transform: uppercase; margin: 0; color: #fff; }
.loop-header .loop-sub { font-size: 11px; opacity: 0.5; margin-left: 8px; }
.loop-header .loop-actions { margin-left: auto; display: flex; gap: 6px; }
.btn-loop {
  padding: 5px 12px; border-radius: 5px; font-family: var(--font); font-size: 11px;
  font-weight: 600; cursor: pointer; border: 1px solid rgba(255,255,255,0.2); background: transparent; color: #fff;
}
.btn-loop:hover { background: rgba(255,255,255,0.1); }
.btn-loop.run { background: var(--green); border-color: var(--green); }

.loop-table-wrap {
  background: var(--white); border: 1px solid var(--border); border-top: none;
  border-radius: 0 0 var(--radius-lg) var(--radius-lg); overflow-x: auto;
}
.loop-table {
  width: 100%; border-collapse: collapse; font-size: 12px;
}
.loop-table thead th {
  background: var(--bg-warm); padding: 10px 14px; text-align: left;
  font-size: 10px; font-weight: 700; color: var(--text-muted); text-transform: uppercase;
  letter-spacing: 0.5px; border-bottom: 2px solid var(--border); white-space: nowrap;
}
.loop-table thead th.result-col { background: var(--green-faint); color: var(--green); border-bottom-color: var(--green); }
.loop-table tbody td {
  padding: 10px 14px; border-bottom: 1px solid var(--border-light);
  font-family: var(--font-mono); font-size: 11px; color: var(--text);
}
.loop-table tbody tr { cursor: pointer; transition: background 0.1s; }
.loop-table tbody tr:hover { background: var(--green-faint); }
.loop-table tbody tr.governing { background: var(--green-light); font-weight: 600; }
.loop-table tbody tr.governing td { color: var(--black); }
.loop-table .row-select { text-align: center; }
.loop-table .radio-dot {
  width: 16px; height: 16px; border: 2px solid var(--border); border-radius: 50%;
  display: inline-flex; align-items: center; justify-content: center; cursor: pointer;
}
.loop-table tr.governing .radio-dot { border-color: var(--green); background: var(--green); }
.loop-table tr.governing .radio-dot::after { content: ''; width: 6px; height: 6px; background: #fff; border-radius: 50%; }
.loop-table .result-cell { background: var(--green-faint); font-weight: 600; color: var(--green); }
.loop-table tr.governing .result-cell { background: var(--green-light); color: var(--black); }
.loop-status { padding: 12px 18px; font-size: 11px; color: var(--text-muted); background: var(--bg-warm); border-top: 1px solid var(--border); display: flex; align-items: center; gap: 8px; }
.loop-status .governing-label { color: var(--green); font-weight: 700; }

/* ===== SECTIONS / REPORT STRUCTURE ===== */
.section-list { margin-bottom: 20px; }
.section-item {
  display: flex; align-items: center; gap: 14px; padding: 14px 18px;
  background: var(--white); border: 1px solid var(--border); border-radius: var(--radius);
  margin-bottom: 6px; transition: all 0.12s; cursor: pointer;
}
.section-item:hover { border-color: var(--green); box-shadow: var(--shadow-sm); }
.section-num {
  font-family: var(--font-mono); font-size: 16px; font-weight: 700; color: var(--black);
  min-width: 40px;
}
.section-info { flex: 1; }
.section-name { font-weight: 600; font-size: 13px; color: var(--black); }
.section-meta { font-size: 11px; color: var(--text-muted); margin-top: 1px; }
.section-owner {
  font-size: 10px; font-weight: 600; padding: 3px 10px; border-radius: 12px;
  background: var(--bg-warm); color: var(--text-muted); white-space: nowrap;
}
.section-pages {
  font-family: var(--font-mono); font-size: 11px; color: var(--text-muted); white-space: nowrap;
}

/* ===== MODULE LIST ===== */
.module-list-item {
  display: flex; align-items: center; gap: 12px; padding: 13px 16px;
  background: var(--white); border: 1px solid var(--border); border-radius: var(--radius);
  margin-bottom: 6px; cursor: grab; transition: all 0.15s;
}
.module-list-item:hover { box-shadow: var(--shadow); border-color: var(--green); }
.drag-handle { color: var(--text-light); font-size: 14px; cursor: grab; letter-spacing: -2px; }
.module-list-num {
  font-family: var(--font-mono); font-size: 11px; font-weight: 700;
  background: var(--black); color: #fff; padding: 2px 8px; border-radius: 4px;
}
.module-list-name { font-weight: 500; font-size: 13px; flex: 1; }
.module-list-part {
  font-size: 10px; font-weight: 600; padding: 2px 8px; border-radius: 4px;
}
.module-list-part.skin { background: var(--blue-light); color: var(--blue); }
.module-list-part.frame { background: var(--purple-light); color: var(--purple); }
.module-list-status { font-size: 10px; padding: 2px 10px; border-radius: 10px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.3px; }
.ms-complete { background: var(--green-light); color: var(--green); }
.ms-incomplete { background: var(--amber-light); color: var(--amber); }
.ms-empty { background: #F3F4F6; color: var(--text-light); }
.module-remove { color: var(--text-light); cursor: pointer; font-size: 16px; padding: 4px; border: none; background: none; }
.module-remove:hover { color: var(--red); }

/* ===== MODULE VIEW ===== */
.module-container { max-width: 880px; }
.module-header-bar {
  display: flex; align-items: center; gap: 12px; padding: 14px 20px;
  background: var(--white); border: 1px solid var(--border); border-radius: var(--radius-lg) var(--radius-lg) 0 0;
}
.module-number { font-family: var(--font-mono); font-size: 11px; font-weight: 700; background: var(--black); color: #fff; padding: 4px 10px; border-radius: 4px; }
.module-title { font-size: 15px; font-weight: 700; color: var(--black); }
.module-part-selector {
  font-size: 11px; font-weight: 600; padding: 4px 12px; border-radius: 6px;
  border: 1.5px solid var(--blue); color: var(--blue); background: var(--blue-light); cursor: pointer;
}
.module-actions { margin-left: auto; display: flex; gap: 6px; }

.report-page {
  background: var(--white); border: 1px solid var(--border); border-top: none; box-shadow: var(--shadow-xs);
}
.report-header {
  display: grid; grid-template-columns: 60px 1fr 90px; align-items: center;
  padding: 10px 24px; border-bottom: 2.5px solid var(--black);
}
.report-logo { width: 44px; height: 44px; }
.report-logo svg { width: 100%; height: 100%; }
.report-title-block { text-align: center; }
.report-title-block .doc-title { font-size: 12px; font-weight: 700; color: var(--black); }
.report-title-block .doc-info { font-size: 10px; color: var(--text-muted); font-family: var(--font-mono); margin-top: 1px; }
.report-page-num { text-align: right; font-size: 10px; color: var(--text-muted); font-family: var(--font-mono); }

.report-body { padding: 24px 32px; min-height: 380px; }
.report-section-title {
  font-family: var(--font-serif); font-size: 15px; font-weight: 700; color: var(--black);
  margin-bottom: 10px; padding-bottom: 4px; border-bottom: 1px solid var(--border);
}
.report-text { font-family: var(--font-serif); font-size: 12.5px; color: var(--text-secondary); line-height: 1.75; margin-bottom: 14px; }
.report-text.editable {
  background: var(--green-faint); border: 1px dashed var(--green); border-radius: 4px;
  padding: 10px 14px; cursor: text; position: relative;
}
.report-text.editable::before {
  content: 'EDITABLE'; position: absolute; top: -8px; right: 8px;
  font-family: var(--font); font-size: 8px; font-weight: 700; color: var(--green);
  background: var(--white); padding: 0 6px; letter-spacing: 1.5px;
}

.calc-table { width: 100%; border-collapse: collapse; margin: 14px 0; font-size: 12px; }
.calc-table td { padding: 5px 10px; border-bottom: 1px solid var(--border-light); }
.calc-table .param-name { color: var(--text); width: 55%; }
.calc-table .param-sym { font-family: var(--font-mono); color: var(--text-muted); width: 15%; text-align: right; font-size: 11px; }
.calc-table .param-val { font-family: var(--font-mono); font-weight: 600; color: var(--black); text-align: right; font-size: 12px; }
.calc-table .param-unit { font-size: 11px; color: var(--text-light); text-align: left; padding-left: 4px; }
.calc-table .linked { background: var(--green-faint); }
.linked-dot { display: inline-block; width: 6px; height: 6px; background: var(--green); border-radius: 50%; margin-left: 6px; vertical-align: middle; }

.calc-result {
  background: var(--black); color: #fff; padding: 11px 16px; border-radius: 6px;
  display: flex; align-items: center; gap: 12px; margin: 12px 0; font-family: var(--font-mono); font-size: 13px;
}
.calc-result .result-label { font-family: var(--font); font-weight: 500; opacity: 0.7; font-size: 12px; }
.calc-result .result-value { font-weight: 700; font-size: 17px; margin-left: auto; }
.calc-result .result-unit { opacity: 0.5; font-size: 12px; }
.calc-result.green-result { background: var(--green); }

.report-footer {
  display: flex; justify-content: space-between; padding: 7px 24px;
  border-top: 1px solid var(--border); font-size: 9px; color: var(--text-light); font-family: var(--font-mono);
}

.calc-engine-zone {
  background: var(--bg-warm); border: 1px solid var(--border); border-top: none;
  border-radius: 0 0 var(--radius-lg) var(--radius-lg); padding: 20px 24px; position: relative; margin-bottom: 20px;
}
.calc-engine-divider { border: none; border-top: 2px dashed #CCC; margin: 0 -24px; position: relative; }
.calc-engine-divider::after {
  content: 'CALCULATION ENGINE — NOT PRINTED'; position: absolute; top: -9px; left: 24px;
  font-size: 9px; font-weight: 700; color: #AAA; background: var(--bg-warm); padding: 0 10px; letter-spacing: 1.5px;
}
.calc-engine-zone pre { font-family: var(--font-mono); font-size: 11.5px; color: #777; line-height: 1.65; white-space: pre-wrap; margin-top: 16px; }
.locked-badge {
  display: inline-flex; align-items: center; gap: 4px; font-size: 9px; font-weight: 700;
  color: var(--red); background: var(--red-light); padding: 3px 10px; border-radius: 4px; letter-spacing: 0.5px; margin-top: 12px;
}

.view { display: none; }
.view.active { display: block; }

@media (max-width: 1100px) {
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .gvar-grid { grid-template-columns: 1fr; }
  .parts-grid { grid-template-columns: 1fr; }
}
::-webkit-scrollbar { width: 5px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: #D5D5D5; border-radius: 3px; }

/* Alert for login errors */
.alert-error {
  background: var(--red-light);
  color: var(--red);
  border: 1px solid #FCA5A5;
  border-radius: 6px;
  padding: 10px 14px;
  font-size: 13px;
  font-weight: 500;
  margin-bottom: 20px;
}