:root {
  --ink: #252525;
  --muted: #686868;
  --charcoal: #333333;
  --charcoal-dark: #222222;
  --silver: #7d7d7d;
  --silver-light: #eeeeec;
  --paper: #fafaf8;
  --white: #ffffff;
  --border: #d8d8d4;
  --success: #287447;
  --success-bg: #edf7f0;
  --danger: #a7322d;
  --danger-bg: #fff0ef;
  --warning: #8a5a00;
  --warning-bg: #fff7e7;
  --shadow: 0 18px 45px rgba(34, 34, 34, 0.09);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--ink);
  background: var(--white);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; min-height: 100vh; line-height: 1.6; background: var(--white); }
a { color: inherit; }
button, input, select, textarea { font: inherit; }
button:disabled { cursor: not-allowed; opacity: 0.65; }
[hidden] { display: none !important; }

.container { width: min(1160px, calc(100% - 40px)); margin: 0 auto; }
.narrow { width: min(900px, calc(100% - 40px)); }
.skip-link { position: absolute; left: -9999px; }
.skip-link:focus { left: 20px; top: 20px; z-index: 1000; background: var(--white); padding: 10px 14px; border-radius: 8px; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255, 255, 255, 0.97);
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(12px);
}

.nav-wrap { min-height: 92px; display: flex; align-items: center; justify-content: space-between; gap: 28px; }
.brand { display: flex; align-items: center; text-decoration: none; min-width: 280px; }
.brand-logo { display: block; width: min(390px, 38vw); height: 70px; object-fit: contain; object-position: left center; }
nav { display: flex; align-items: center; gap: 22px; }
nav a { text-decoration: none; font-weight: 750; font-size: 0.89rem; color: var(--charcoal); border-bottom: 2px solid transparent; padding: 8px 0; }
nav a:hover, nav a[aria-current="page"] { color: var(--silver); border-bottom-color: var(--charcoal); }
.nav-toggle { display: none; border: 1px solid var(--border); border-radius: 8px; background: var(--white); padding: 9px 13px; cursor: pointer; }

.hero { padding: 92px 0; background: linear-gradient(135deg, #f2f2f0 0%, #ffffff 58%, #e8e8e4 100%); }
.page-hero { padding: 78px 0; background: linear-gradient(135deg, #f2f2f0 0%, #fff 70%); border-bottom: 1px solid var(--border); }
.page-hero-dark { color: var(--white); background: var(--charcoal-dark); }
.page-hero-dark h1 { color: var(--white); }
.hero-grid { display: grid; grid-template-columns: 1.15fr 0.85fr; gap: 60px; align-items: center; }

.eyebrow, .group-label { margin: 0 0 12px; text-transform: uppercase; letter-spacing: 0.16em; font-size: 0.75rem; font-weight: 850; color: var(--silver); }
h1, h2, h3 { line-height: 1.12; margin-top: 0; color: var(--charcoal-dark); }
h1 { font-size: clamp(2.8rem, 6vw, 5.2rem); letter-spacing: -0.055em; margin-bottom: 24px; }
.page-hero h1 { font-size: clamp(2.5rem, 5vw, 4.4rem); }
h2 { font-size: clamp(2rem, 4vw, 3.3rem); letter-spacing: -0.035em; }
h3 { font-size: 1.3rem; }
.hero-copy, .lead { font-size: 1.16rem; color: var(--muted); max-width: 680px; }

.button-row, .form-actions, .result-actions { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; }
.button { display: inline-flex; align-items: center; justify-content: center; border: 1px solid transparent; border-radius: 9px; padding: 13px 20px; font-weight: 780; text-decoration: none; cursor: pointer; transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease; }
.button:hover { transform: translateY(-1px); }
.button.primary { background: var(--charcoal-dark); color: var(--white); box-shadow: 0 8px 20px rgba(34, 34, 34, 0.16); }
.button.secondary { background: var(--white); border-color: var(--border); color: var(--charcoal); }
.button.small { padding: 9px 13px; font-size: 0.88rem; }

.trust-list { display: flex; gap: 22px; flex-wrap: wrap; padding: 0; margin: 30px 0 0; list-style: none; font-weight: 650; font-size: 0.9rem; }
.trust-list li::before { content: "✓"; color: var(--charcoal); margin-right: 7px; }

.hero-panel { background: var(--charcoal-dark); color: var(--white); border-radius: 26px; padding: 40px; box-shadow: var(--shadow); }
.hero-panel h2 { color: var(--white); }
.panel-label { color: #cfcfcf; font-weight: 800; text-transform: uppercase; letter-spacing: 0.12em; font-size: 0.75rem; }
.stat-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1px; background: rgba(255,255,255,0.18); margin-top: 30px; }
.stat-grid div { background: var(--charcoal-dark); padding: 22px; }
.stat-grid strong, .stat-grid span { display: block; }
.stat-grid strong { font-size: 1.35rem; }
.stat-grid span { font-size: 0.82rem; color: #c9c9c9; }

.section { padding: 100px 0; }
.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; margin-top: 42px; }
.cards article { border: 1px solid var(--border); border-radius: 16px; padding: 26px; background: var(--white); box-shadow: 0 10px 30px rgba(34,34,34,0.04); }
.cards p { color: var(--muted); }
.icon { display: inline-grid; place-items: center; width: 38px; height: 38px; border-radius: 9px; background: var(--silver-light); font-weight: 800; color: var(--charcoal); margin-bottom: 26px; }

.section-dark { background: var(--charcoal-dark); color: var(--white); }
.section-dark h2 { color: var(--white); }
.section-dark p { color: #d2d2d2; }
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 70px; align-items: start; }
.calculator-section { background: var(--paper); }
.muted-section { background: #efefec; }

.form-card { margin-top: 0; background: var(--white); border: 1px solid var(--border); border-radius: 20px; padding: 32px; box-shadow: var(--shadow); }
.field { display: flex; flex-direction: column; gap: 7px; }
.field label { font-weight: 750; font-size: 0.9rem; color: var(--charcoal); }
.field input, .field select, .field textarea { width: 100%; border: 1px solid #bdbdb8; border-radius: 8px; padding: 12px 13px; background: var(--white); color: var(--ink); }
.field input:focus, .field select:focus, .field textarea:focus, button:focus-visible, a:focus-visible { outline: 3px solid rgba(80,80,80,0.18); outline-offset: 2px; }
.field textarea { min-height: 130px; resize: vertical; }
.field small { color: var(--muted); }
.contract-field { max-width: 360px; }

.calculator-groups { display: grid; gap: 26px; margin-top: 30px; }
.sor-group { border: 1px solid var(--border); border-radius: 16px; padding: 22px; background: #fbfbfa; }
.sor-group-add { border-top: 4px solid var(--success); }
.sor-group-remove { border-top: 4px solid var(--warning); }
.items-heading { display: flex; justify-content: space-between; align-items: flex-end; gap: 20px; margin-bottom: 16px; }
.items-heading h2 { margin-bottom: 5px; font-size: 1.55rem; }
.items-heading p { margin-top: 0; margin-bottom: 0; color: var(--muted); }
.sor-rows { display: flex; flex-direction: column; gap: 10px; }
.sor-row { position: relative; display: flex; gap: 12px; align-items: flex-end; padding: 14px; background: var(--white); border: 1px solid #e4e4e0; border-radius: 11px; }
.grow { flex: 1; }
.qty { width: 135px; }
.remove-row { width: 42px; height: 42px; border: 1px solid var(--border); border-radius: 8px; background: var(--white); color: var(--danger); font-size: 1.45rem; line-height: 1; cursor: pointer; }
.remove-row:hover { background: var(--danger-bg); }
.sor-code-field { position: relative; }
.suggestions { position: absolute; top: calc(100% + 4px); left: 0; right: 0; z-index: 10; background: var(--white); border: 1px solid var(--border); border-radius: 9px; box-shadow: var(--shadow); max-height: 260px; overflow: auto; }
.suggestions button { display: block; width: 100%; text-align: left; border: 0; background: var(--white); padding: 11px 12px; cursor: pointer; }
.suggestions button:hover { background: var(--silver-light); }
.suggestions strong, .suggestions span { display: block; }
.suggestions span { font-size: 0.82rem; color: var(--muted); }

.calculator-actions { margin-top: 26px; padding-top: 22px; border-top: 1px solid var(--border); }
.working { color: var(--muted); }
.message, .result { margin-top: 22px; border-radius: 12px; padding: 18px; }
.message a { font-weight: 800; }
.message.error { background: var(--danger-bg); color: var(--danger); }
.message.success { background: var(--success-bg); color: var(--success); }
.message.warning { background: var(--warning-bg); color: var(--warning); border: 1px solid #e4bd72; }

.result { border: 2px solid var(--border); }
.result.ok { border-color: var(--success); background: var(--success-bg); }
.result.over { border-color: var(--danger); background: var(--danger-bg); }
.result-heading { display: flex; align-items: center; justify-content: space-between; gap: 18px; margin-bottom: 18px; }
.result-heading h2 { margin-bottom: 0; font-size: 1.6rem; }
.status-pill { display: inline-flex; align-items: center; border-radius: 999px; padding: 8px 13px; background: var(--white); font-size: 0.9rem; }
.result dl { display: grid; grid-template-columns: repeat(3, 1fr); gap: 15px; margin: 0; }
.result dl div { background: rgba(255,255,255,0.68); border-radius: 9px; padding: 12px; }
.result dt { font-size: 0.78rem; color: var(--muted); }
.result dd { margin: 2px 0 0; font-weight: 800; }
.result ul { margin-bottom: 0; padding-left: 20px; }
.result-actions { margin-top: 22px; }

.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.full { grid-column: 1 / -1; }
.notice { padding: 14px; border-left: 4px solid var(--charcoal); background: #f4f4f1; }
.contact-section { background: #e9e9e5; }
.contact-card { background: var(--white); border-radius: 16px; padding: 30px; box-shadow: var(--shadow); }
.contact-card span, .contact-card strong, .contact-card a { display: block; }
.contact-card span { margin-top: 18px; color: var(--muted); font-size: 0.8rem; text-transform: uppercase; letter-spacing: 0.1em; }
.contact-card span:first-child { margin-top: 0; }
.contact-card a { font-size: 1.2rem; font-weight: 800; }

footer { background: var(--charcoal-dark); color: #d8d8d8; padding: 24px 0; }
.footer-wrap { display: flex; justify-content: space-between; gap: 20px; }

@media (max-width: 1040px) {
  .brand-logo { width: 300px; }
  nav { gap: 14px; }
  nav a { font-size: 0.82rem; }
}

@media (max-width: 900px) {
  nav { display: none; position: absolute; top: 92px; left: 0; right: 0; background: var(--white); padding: 20px; flex-direction: column; align-items: stretch; border-bottom: 1px solid var(--border); }
  nav.open { display: flex; }
  nav a { padding: 10px 0; }
  .nav-toggle { display: block; }
  .brand-logo { width: min(330px, 66vw); height: 62px; }
  .hero-grid, .split { grid-template-columns: 1fr; }
  .cards { grid-template-columns: 1fr 1fr; }
  .hero { padding: 65px 0; }
  .result dl { grid-template-columns: 1fr 1fr; }
  .sor-row { flex-wrap: wrap; }
  .grow { flex-basis: 100%; }
  .qty { flex: 1; width: auto; }
}

@media (max-width: 560px) {
  .container, .narrow { width: min(100% - 24px, 1160px); }
  .section { padding: 70px 0; }
  .page-hero { padding: 58px 0; }
  .nav-wrap { min-height: 78px; }
  nav { top: 78px; }
  .brand { min-width: 0; }
  .brand-logo { width: min(255px, 68vw); height: 52px; }
  .cards, .form-grid { grid-template-columns: 1fr; }
  .form-card { padding: 18px; }
  .sor-group { padding: 16px; }
  .items-heading { align-items: stretch; flex-direction: column; }
  .items-heading .button { width: 100%; }
  .full { grid-column: auto; }
  .stat-grid { grid-template-columns: 1fr; }
  .result-heading { align-items: flex-start; flex-direction: column; }
  .result dl { grid-template-columns: 1fr; }
  .footer-wrap { flex-direction: column; }
  .qty { flex-basis: calc(100% - 56px); }
  h1 { font-size: 2.65rem; }
}

/* Variation request system */
.wide { width: min(1320px, calc(100% - 40px)); }
.page-hero.compact { padding: 42px 0; }
.page-title-row { display:flex; justify-content:space-between; align-items:center; gap:24px; }
.page-title-row h1 { margin-bottom:0; font-size:clamp(2.2rem,4vw,3.7rem); }
.variation-workspace { background:var(--paper); padding-top:50px; }
.request-details-card h2 { font-size:1.7rem; }
.supervisor-field,.sor-lookup { position:relative; }
.supervisor-field .suggestions { top:calc(100% - 20px); }
.autosave-status { flex:0 0 auto; border:1px solid var(--border); border-radius:999px; padding:8px 13px; background:var(--white); font-weight:750; font-size:.86rem; }
.autosave-status.saving,.autosave-status.pending { color:var(--warning); }
.autosave-status.saved { color:var(--success); }
.autosave-status.error { color:var(--danger); }
.variation-section-heading { display:flex; justify-content:space-between; align-items:end; gap:20px; margin:50px 0 20px; }
.variation-section-heading h2 { margin:0; }
.variation-items { display:grid; gap:20px; }
.variation-card { background:var(--white); border:1px solid var(--border); border-radius:18px; box-shadow:var(--shadow); overflow:visible; }
.variation-card-header { display:flex; justify-content:space-between; align-items:center; gap:15px; padding:18px 22px; border-bottom:1px solid var(--border); background:#f7f7f5; border-radius:18px 18px 0 0; }
.variation-card-header h3 { margin:0; }
.remove-variation { border:1px solid #e0aaa6; background:var(--danger-bg); color:var(--danger); border-radius:8px; min-height:42px; padding:8px 14px; font-weight:750; cursor:pointer; }
.variation-grid { display:grid; grid-template-columns:1.1fr 1fr .62fr 1fr .62fr; gap:16px; padding:22px; align-items:start; }
.reason-field,.attachment-field { grid-column:1 / -1; }
.attachment-list { display:flex; flex-wrap:wrap; gap:8px; margin-top:8px; }
.attachment-chip { display:flex; align-items:center; gap:8px; max-width:100%; border:1px solid var(--border); border-radius:999px; padding:6px 8px 6px 12px; background:var(--silver-light); }
.attachment-chip span { overflow:hidden; text-overflow:ellipsis; white-space:nowrap; }
.attachment-chip button { border:0; background:transparent; color:var(--danger); font-weight:800; cursor:pointer; }
.sticky-actions { position:sticky; bottom:0; z-index:20; display:flex; justify-content:flex-end; gap:10px; flex-wrap:wrap; margin-top:28px; padding:15px; border:1px solid var(--border); border-radius:14px 14px 0 0; background:rgba(255,255,255,.97); box-shadow:0 -8px 30px rgba(34,34,34,.08); backdrop-filter:blur(10px); }
.filter-bar { display:flex; align-items:end; gap:14px; flex-wrap:wrap; margin-bottom:24px; padding:18px; border:1px solid var(--border); border-radius:14px; background:var(--paper); }
.request-list { display:grid; gap:15px; }
.request-card { display:flex; justify-content:space-between; gap:20px; padding:22px; border:1px solid var(--border); border-radius:15px; background:var(--white); box-shadow:0 8px 24px rgba(34,34,34,.05); }
.request-card-main { flex:1; display:grid; grid-template-columns:1.1fr 1fr; gap:25px; }
.request-title { margin:10px 0 4px; font-size:1.35rem; }
.request-address { margin:0; color:var(--muted); }
.request-card dl { display:grid; grid-template-columns:1fr 1fr; gap:10px; margin:0; }
.request-card dt { color:var(--muted); font-size:.75rem; text-transform:uppercase; letter-spacing:.07em; }
.request-card dd { margin:2px 0 0; font-weight:750; }
.request-actions { display:flex; align-items:center; gap:8px; flex-wrap:wrap; }
.button.danger { color:var(--danger); background:var(--danger-bg); border-color:#e0aaa6; }
.supervisor-admin-grid { display:grid; grid-template-columns:minmax(300px,420px) 1fr; gap:30px; align-items:start; }
.supervisor-admin-grid .form-card { position:sticky; top:115px; }
.checkbox-field { display:flex; gap:10px; align-items:center; margin:16px 0; font-weight:750; }
.supervisor-list { display:grid; gap:10px; }
.supervisor-row { display:flex; justify-content:space-between; align-items:center; gap:16px; border:1px solid var(--border); border-radius:12px; padding:15px; background:var(--white); }
.supervisor-row strong,.supervisor-row span { display:block; }
.supervisor-row span { color:var(--muted); font-size:.88rem; }

@media (max-width: 1000px) {
  .variation-grid { grid-template-columns:1fr 1fr; }
  .quantity-field { grid-column:auto; }
  .request-card-main { grid-template-columns:1fr; }
  .supervisor-admin-grid { grid-template-columns:1fr; }
  .supervisor-admin-grid .form-card { position:static; }
}

@media (max-width: 650px) {
  .wide { width:min(100% - 20px,1320px); }
  .page-title-row,.variation-section-heading { align-items:stretch; flex-direction:column; }
  .autosave-status { align-self:flex-start; }
  .variation-workspace { padding-top:24px; }
  .request-details-card { padding:18px; }
  .variation-grid { grid-template-columns:1fr; padding:16px; }
  .reason-field,.attachment-field { grid-column:auto; }
  .variation-card-header { padding:15px 16px; }
  .sticky-actions { position:static; display:grid; grid-template-columns:1fr; border-radius:14px; }
  .sticky-actions .button { width:100%; min-height:50px; }
  .request-card { flex-direction:column; padding:17px; }
  .request-card dl { grid-template-columns:1fr 1fr; }
  .request-actions { display:grid; grid-template-columns:1fr 1fr; }
  .request-actions .button { width:100%; }
  .filter-bar { align-items:stretch; flex-direction:column; }
  .filter-bar .field,.filter-bar .button { width:100%; }
  .photo-input { min-height:48px; }
}

/* Precision Collective sign-in styles */
/* Add these rules to the end of public/styles.css. */
.login-main { min-height: calc(100vh - 180px); background: var(--paper); }
.login-container { width: min(520px, calc(100% - 24px)); }
.login-card { margin: 0; }
.login-card h1 { font-size: clamp(2.4rem, 7vw, 3.8rem); margin-bottom: 14px; }
.login-card .field { margin-top: 18px; }
.login-card .form-actions { margin-top: 24px; }
.nav-account { color: var(--muted); font-size: 0.82rem; font-weight: 700; white-space: nowrap; }
.nav-logout { border: 1px solid var(--border); border-radius: 8px; background: var(--white); padding: 8px 11px; color: var(--charcoal); font-weight: 750; cursor: pointer; }
.nav-logout:hover { background: var(--silver-light); }
@media (max-width: 900px) {
  .nav-account { padding-top: 12px; border-top: 1px solid var(--border); }
  .nav-logout { width: 100%; min-height: 44px; }
}