/* ═══════════════════════════════════════════════════════════
   Industrial PM Toolkit — shared.css
   tools.shashikantpradhan.com
   ═══════════════════════════════════════════════════════════ */

:root {
  --bg:        #F2F1EF;
  --surface:   #FAFAF8;
  --ink:       #1A1916;
  --charcoal:  #2D2D2A;
  --slate:     #5C5C58;
  --muted:     #9A9A94;
  --rule:      #DCDAD6;
  --rule-dk:   #C8C5BF;
  --accent:    #B85C28;
  --accent-l:  #F2E6DC;
  --gold:      #C4923A;
  --gold-l:    #FBF3E4;
  --teal:      #2A6B6B;
  --teal-l:    #E0EEEE;
  --blue:      #2A5F8F;
  --blue-l:    #E3EDF5;
  --header-bg: #18181A;
  --font-body: 'DM Sans', sans-serif;
  --font-mono: 'DM Mono', monospace;
}

*, *::before, *::after { box-sizing:border-box; margin:0; padding:0; }
html { scroll-behavior:smooth; }

body {
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.7;
  overflow-x: hidden;
}

/* ── HEADER ──────────────────────────────────────────────── */
.site-header {
  background: var(--header-bg);
  padding: 0 48px;
  height: 52px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: sticky; top: 0; z-index: 200;
  border-bottom: 1px solid rgba(255,255,255,0.06);
}

.header-brand { display:flex; align-items:center; gap:10px; text-decoration:none; }

.header-brand-icon {
  width:26px; height:26px; background:var(--accent); border-radius:3px;
  display:flex; align-items:center; justify-content:center; flex-shrink:0;
}
.header-brand-icon svg { width:13px; height:13px; stroke:white; fill:none; stroke-width:2; }

.header-brand-name {
  font-family:var(--font-mono); font-size:0.75rem;
  letter-spacing:0.08em; text-transform:uppercase; color:white;
}
.header-brand-name span { color:rgba(255,255,255,0.3); }

.header-right { display:flex; align-items:center; gap:20px; }

.header-back {
  font-family:var(--font-mono); font-size:0.62rem;
  letter-spacing:0.12em; text-transform:uppercase;
  color:rgba(255,255,255,0.35); text-decoration:none;
  display:flex; align-items:center; gap:6px; transition:color 0.2s;
}
.header-back:hover { color:rgba(255,255,255,0.65); }
.header-count { font-family:var(--font-mono); font-size:0.62rem; letter-spacing:0.1em; color:rgba(255,255,255,0.2); }

/* ── HERO STRIP (index page) ─────────────────────────────── */
.hero-strip { background:var(--header-bg); padding:44px 48px 48px; border-bottom:3px solid var(--accent); }

.hero-strip-inner {
  max-width:1080px; margin:0 auto;
  display:grid; grid-template-columns:1fr auto; align-items:end; gap:48px;
}

.hero-eyebrow {
  font-family:var(--font-mono); font-size:0.62rem; letter-spacing:0.18em;
  text-transform:uppercase; color:var(--accent); margin-bottom:12px;
  display:flex; align-items:center; gap:10px;
}
.hero-eyebrow::before { content:''; width:20px; height:1px; background:var(--accent); }

.hero-title { font-size:clamp(1.8rem,3.5vw,2.8rem); font-weight:700; color:white; line-height:1.1; letter-spacing:-0.02em; margin-bottom:12px; }
.hero-sub   { font-size:0.92rem; color:rgba(255,255,255,0.42); line-height:1.7; max-width:560px; }

.hero-stats { display:flex; flex-direction:column; align-items:flex-end; gap:7px; flex-shrink:0; }
.hero-stat  { font-family:var(--font-mono); font-size:0.62rem; letter-spacing:0.12em; color:rgba(255,255,255,0.26); text-transform:uppercase; display:flex; align-items:center; gap:9px; }
.stat-dot   { width:5px; height:5px; border-radius:50%; flex-shrink:0; }
.d-accent   { background:var(--accent); }
.d-teal     { background:var(--teal); }
.d-gold     { background:var(--gold); }
.d-muted    { background:rgba(255,255,255,0.18); }

/* ── FILTER BAR ──────────────────────────────────────────── */
.filter-bar { background:var(--surface); border-bottom:1px solid var(--rule); padding:0 48px; }
.filter-bar-inner { max-width:1080px; margin:0 auto; display:flex; align-items:center; gap:4px; height:46px; }

.filter-btn {
  font-family:var(--font-mono); font-size:0.63rem; letter-spacing:0.1em;
  text-transform:uppercase; padding:6px 13px; border-radius:2px;
  border:1px solid transparent; background:transparent; color:var(--muted);
  cursor:pointer; transition:all 0.15s;
}
.filter-btn:hover { color:var(--ink); background:var(--bg); }
.filter-btn.active { background:var(--accent-l); color:var(--accent); border-color:rgba(184,92,40,0.2); }
.filter-sep { width:1px; height:16px; background:var(--rule); margin:0 6px; }

/* ── MAIN / GRID ─────────────────────────────────────────── */
.main { max-width:1080px; margin:0 auto; padding:40px 48px 80px; }

.section-hd { display:flex; align-items:center; gap:14px; margin-bottom:20px; }
.section-hd-label { font-family:var(--font-mono); font-size:0.62rem; letter-spacing:0.16em; text-transform:uppercase; color:var(--muted); white-space:nowrap; }
.section-hd-rule  { flex:1; height:1px; background:var(--rule); }

/* ── TOOL CARDS ──────────────────────────────────────────── */
.tools-grid { display:grid; grid-template-columns:repeat(3,1fr); gap:16px; margin-bottom:48px; }

.tool-card {
  background:var(--surface); border:1px solid var(--rule); border-radius:4px;
  display:flex; flex-direction:column; overflow:hidden;
  transition:box-shadow 0.2s,transform 0.15s,border-color 0.2s;
}
.tool-card:hover { box-shadow:0 4px 20px rgba(0,0,0,0.07); transform:translateY(-1px); border-color:var(--rule-dk); }

.tool-card-stripe { height:3px; width:100%; }
.stripe-ot     { background:var(--teal); }
.stripe-mes    { background:var(--accent); }
.stripe-pm     { background:var(--gold); }
.stripe-agile  { background:var(--blue); }
.stripe-coming { background:var(--rule-dk); }

.tool-card-body { padding:22px 22px 18px; flex:1; display:flex; flex-direction:column; }

.tool-badge {
  display:inline-flex; align-items:center; gap:5px;
  font-family:var(--font-mono); font-size:0.58rem; letter-spacing:0.1em;
  text-transform:uppercase; padding:3px 9px; border-radius:2px;
  width:fit-content; margin-bottom:14px;
}
.badge-interactive { background:var(--teal-l);  color:var(--teal); }
.badge-download    { background:var(--accent-l); color:var(--accent); }
.badge-coming      { background:var(--bg); color:var(--muted); border:1px solid var(--rule); }
.badge-dot { width:5px; height:5px; border-radius:50%; background:currentColor; }

.tool-card-title    { font-size:0.97rem; font-weight:600; color:var(--charcoal); line-height:1.25; margin-bottom:6px; }
.tool-card-standard { font-family:var(--font-mono); font-size:0.59rem; letter-spacing:0.07em; color:var(--muted); margin-bottom:12px; }
.tool-card-desc     { font-size:0.82rem; line-height:1.75; color:var(--slate); flex:1; margin-bottom:18px; }

.tool-tags { display:flex; flex-wrap:wrap; gap:5px; margin-bottom:16px; }
.tool-tag  { font-family:var(--font-mono); font-size:0.57rem; letter-spacing:0.04em; padding:3px 8px; border-radius:2px; background:var(--bg); color:var(--muted); border:1px solid var(--rule); }

.tool-card-cta {
  display:flex; align-items:center; justify-content:space-between;
  padding-top:14px; border-top:1px solid var(--rule); margin-top:auto;
}

.tool-btn {
  display:inline-flex; align-items:center; gap:7px;
  font-family:var(--font-mono); font-size:0.64rem; letter-spacing:0.1em;
  text-transform:uppercase; padding:8px 15px; border-radius:2px;
  border:none; cursor:pointer; transition:background 0.15s,gap 0.15s; text-decoration:none;
}
.tool-btn:hover { gap:11px; }
.btn-launch   { background:var(--charcoal); color:white; }
.btn-launch:hover { background:var(--teal); }
.btn-download { background:var(--accent); color:white; }
.btn-download:hover { background:#9e4e21; }
.btn-coming   { background:var(--bg); color:var(--muted); cursor:default; border:1px solid var(--rule); }
.btn-coming:hover { gap:7px; }

.tool-meta { font-family:var(--font-mono); font-size:0.57rem; letter-spacing:0.05em; color:var(--muted); }

/* ── COMING SOON ─────────────────────────────────────────── */
.coming-grid { display:grid; grid-template-columns:repeat(3,1fr); gap:16px; }
.coming-card { background:var(--surface); border:1px dashed var(--rule); border-radius:4px; padding:22px; opacity:0.68; }
.coming-card-title { font-size:0.88rem; font-weight:600; color:var(--muted); margin-bottom:6px; }
.coming-card-desc  { font-size:0.78rem; color:var(--muted); line-height:1.65; }

/* ── GATE MODAL ──────────────────────────────────────────── */
.modal-overlay {
  display:none; position:fixed; inset:0;
  background:rgba(18,18,18,0.58); backdrop-filter:blur(4px);
  z-index:500; align-items:center; justify-content:center;
}
.modal-overlay.active { display:flex; }

.modal-box {
  background:var(--surface); border:1px solid var(--rule); border-radius:4px;
  padding:36px 32px 28px; width:100%; max-width:420px;
  position:relative; box-shadow:0 20px 60px rgba(0,0,0,0.2);
  animation:modalIn 0.2s ease;
}
@keyframes modalIn { from{opacity:0;transform:translateY(12px)} to{opacity:1;transform:translateY(0)} }

.modal-close { position:absolute; top:14px; right:18px; background:none; border:none; font-size:1.2rem; color:var(--muted); cursor:pointer; transition:color 0.15s; }
.modal-close:hover { color:var(--charcoal); }

.modal-tag { font-family:var(--font-mono); font-size:0.6rem; letter-spacing:0.12em; text-transform:uppercase; color:var(--accent); margin-bottom:10px; display:flex; align-items:center; gap:8px; }
.modal-tag::before { content:''; width:16px; height:1px; background:var(--accent); }

.modal-title { font-size:1rem; font-weight:700; color:var(--charcoal); margin-bottom:6px; line-height:1.3; }
.modal-sub   { font-size:0.82rem; color:var(--slate); line-height:1.7; margin-bottom:22px; }

.modal-field { margin-bottom:12px; }
.modal-field label { display:block; font-family:var(--font-mono); font-size:0.6rem; letter-spacing:0.1em; text-transform:uppercase; color:var(--slate); margin-bottom:6px; }
.modal-field input { width:100%; padding:10px 14px; font-family:var(--font-body); font-size:0.88rem; color:var(--ink); background:var(--bg); border:1px solid var(--rule); border-radius:2px; outline:none; transition:border-color 0.15s; }
.modal-field input:focus { border-color:var(--accent); }

.modal-submit { width:100%; padding:12px; background:var(--charcoal); color:white; border:none; border-radius:2px; font-family:var(--font-mono); font-size:0.68rem; letter-spacing:0.1em; text-transform:uppercase; cursor:pointer; margin-top:6px; transition:background 0.15s; }
.modal-submit:hover { background:var(--accent); }

.modal-note { font-family:var(--font-mono); font-size:0.6rem; letter-spacing:0.06em; color:var(--muted); text-align:center; margin-top:10px; }

.modal-success { display:none; text-align:center; padding:12px 0 4px; }
.modal-success-icon  { font-size:2rem; margin-bottom:10px; }
.modal-success-title { font-size:1rem; font-weight:700; color:var(--charcoal); margin-bottom:8px; }
.modal-success-msg   { font-size:0.82rem; color:var(--slate); line-height:1.7; }

/* ── OT TOOL PAGE ────────────────────────────────────────── */
.page-hero {
  background:var(--header-bg); padding:48px 64px 52px;
  border-bottom:3px solid var(--teal); position:relative; overflow:hidden;
}
.page-hero::after {
  content:''; position:absolute; inset:0;
  background-image:repeating-linear-gradient(90deg,transparent,transparent 80px,rgba(255,255,255,0.012) 80px,rgba(255,255,255,0.012) 81px);
  pointer-events:none;
}
.page-hero-inner { max-width:860px; position:relative; z-index:1; }
.page-hero-meta  { display:flex; align-items:center; gap:12px; margin-bottom:20px; }

.hero-type-badge { font-family:var(--font-mono); font-size:0.6rem; letter-spacing:0.12em; text-transform:uppercase; padding:4px 11px; border-radius:2px; display:flex; align-items:center; gap:5px; }
.htb-interactive { background:rgba(42,107,107,0.3); color:#7ECECE; }
.hero-std { font-family:var(--font-mono); font-size:0.6rem; letter-spacing:0.1em; text-transform:uppercase; color:rgba(255,255,255,0.22); }

.page-hero-title { font-size:clamp(1.8rem,4vw,3rem); font-weight:700; color:white; line-height:1.1; letter-spacing:-0.02em; margin-bottom:12px; }
.page-hero-sub   { font-size:0.97rem; color:rgba(255,255,255,0.42); line-height:1.75; max-width:620px; margin-bottom:28px; }
.page-hero-actions { display:flex; align-items:center; gap:12px; flex-wrap:wrap; }

.btn-hero-ghost {
  display:inline-flex; align-items:center; gap:8px; padding:11px 22px;
  font-family:var(--font-mono); font-size:0.68rem; letter-spacing:0.1em; text-transform:uppercase;
  background:rgba(255,255,255,0.07); color:rgba(255,255,255,0.55);
  border:1px solid rgba(255,255,255,0.12); border-radius:2px; cursor:pointer;
  transition:background 0.15s,color 0.15s; text-decoration:none;
}
.btn-hero-ghost:hover { background:rgba(255,255,255,0.13); color:rgba(255,255,255,0.85); }

.page-body { max-width:900px; margin:0 auto; padding:44px 64px 80px; }

.tool-intro-box {
  background:var(--surface); border:1px solid var(--rule); border-left:3px solid var(--teal);
  border-radius:0 3px 3px 0; padding:14px 18px; font-size:0.88rem; color:var(--slate);
  line-height:1.75; margin-bottom:28px;
}

.risk-table { width:100%; border-collapse:collapse; font-size:0.84rem; margin-bottom:24px; background:var(--surface); border:1px solid var(--rule); border-radius:3px; overflow:hidden; }
.risk-table th { background:var(--bg); padding:10px 16px; text-align:left; font-family:var(--font-mono); font-size:0.61rem; letter-spacing:0.1em; text-transform:uppercase; color:var(--muted); border-bottom:2px solid var(--rule); white-space:nowrap; }
.risk-table td { padding:11px 16px; border-bottom:1px solid var(--rule); color:var(--charcoal); vertical-align:middle; }
.risk-table tr:last-child td { border-bottom:none; }
.risk-table tbody tr:hover td { background:var(--bg); }

.risk-table select,
.risk-table input[type="text"] { font-family:var(--font-body); font-size:0.82rem; padding:6px 10px; border:1px solid var(--rule); border-radius:2px; background:white; color:var(--ink); outline:none; transition:border-color 0.15s; }
.risk-table select:focus,
.risk-table input:focus { border-color:var(--teal); }

.risk-pill   { display:inline-block; padding:3px 10px; border-radius:20px; font-family:var(--font-mono); font-size:0.61rem; letter-spacing:0.03em; }
.risk-critical { background:#FCE4EC; color:#880E4F; }
.risk-high     { background:#FDE8E8; color:#B71C1C; }
.risk-medium   { background:#FFF8E1; color:#F57F17; }
.risk-low      { background:#E8F5E9; color:#2E7D32; }
.risk-na       { background:var(--bg); color:var(--muted); }

.tool-actions { display:flex; align-items:center; gap:12px; flex-wrap:wrap; padding-top:20px; border-top:1px solid var(--rule); margin-bottom:24px; }

.panel-btn { display:inline-flex; align-items:center; gap:7px; padding:10px 20px; font-family:var(--font-mono); font-size:0.65rem; letter-spacing:0.1em; text-transform:uppercase; border-radius:2px; border:none; cursor:pointer; transition:background 0.15s; }
.panel-btn.primary   { background:var(--charcoal); color:white; }
.panel-btn.primary:hover { background:var(--teal); }
.panel-btn.secondary { background:var(--bg); color:var(--slate); border:1px solid var(--rule); }
.panel-btn.secondary:hover { border-color:var(--rule-dk); color:var(--charcoal); }

.tool-disclaimer { font-family:var(--font-mono); font-size:0.59rem; letter-spacing:0.04em; color:var(--muted); font-style:italic; }

.score-summary { display:none; margin-top:4px; padding:20px 22px; background:var(--bg); border:1px solid var(--rule); border-radius:3px; }
.score-summary.visible { display:block; }
.score-title { font-size:0.88rem; font-weight:600; color:var(--charcoal); margin-bottom:16px; }
.score-bars { display:flex; flex-direction:column; gap:10px; }
.score-bar-row { display:flex; align-items:center; gap:12px; }
.score-bar-label { width:200px; color:var(--slate); flex-shrink:0; font-size:0.78rem; }
.score-bar-track { flex:1; height:6px; background:var(--rule); border-radius:3px; overflow:hidden; }
.score-bar-fill  { height:100%; border-radius:3px; transition:width 0.6s ease; }
.score-bar-val   { width:36px; text-align:right; font-weight:600; color:var(--charcoal); font-size:0.75rem; font-family:var(--font-mono); }
.score-bar-sl    { width:60px; font-size:0.6rem; color:var(--muted); font-family:var(--font-mono); letter-spacing:0.04em; }
.score-note { font-size:0.82rem; color:var(--slate); line-height:1.7; margin-top:16px; padding-top:16px; border-top:1px solid var(--rule); }

.pdf-gate-strip { background:var(--ink); border-radius:3px; padding:20px 24px; display:flex; align-items:center; justify-content:space-between; gap:20px; flex-wrap:wrap; margin-top:20px; }
.pdf-gate-text { font-size:0.88rem; color:rgba(255,255,255,0.55); line-height:1.5; }
.pdf-gate-text strong { color:white; display:block; margin-bottom:3px; }

.btn-pdf { display:inline-flex; align-items:center; gap:8px; padding:11px 22px; background:var(--accent); color:white; font-family:var(--font-mono); font-size:0.65rem; letter-spacing:0.1em; text-transform:uppercase; border:none; border-radius:2px; cursor:pointer; transition:background 0.15s; white-space:nowrap; }
.btn-pdf:hover { background:#9e4e21; }

.author-strip { background:var(--header-bg); border-radius:3px; padding:22px 26px; display:flex; align-items:center; gap:18px; margin-top:40px; flex-wrap:wrap; }
.author-initials { width:48px; height:48px; background:rgba(184,92,40,0.2); border-radius:3px; display:flex; align-items:center; justify-content:center; font-size:1.1rem; font-weight:700; color:var(--accent); flex-shrink:0; letter-spacing:0.02em; }
.author-text { flex:1; }
.author-name { font-size:0.9rem; font-weight:600; color:white; margin-bottom:3px; }
.author-role { font-family:var(--font-mono); font-size:0.58rem; letter-spacing:0.08em; text-transform:uppercase; color:rgba(255,255,255,0.28); }
.author-link { font-family:var(--font-mono); font-size:0.6rem; letter-spacing:0.08em; text-transform:uppercase; color:var(--accent); text-decoration:none; border:1px solid rgba(184,92,40,0.3); padding:7px 14px; border-radius:2px; transition:background 0.15s; flex-shrink:0; }
.author-link:hover { background:rgba(184,92,40,0.12); }

/* ── FOOTER ──────────────────────────────────────────────── */
.site-footer { background:var(--header-bg); border-top:1px solid rgba(255,255,255,0.06); padding:22px 48px; display:flex; align-items:center; justify-content:space-between; flex-wrap:wrap; gap:12px; }
.footer-left { font-family:var(--font-mono); font-size:0.58rem; letter-spacing:0.1em; text-transform:uppercase; color:rgba(255,255,255,0.2); }
.footer-left a { color:rgba(255,255,255,0.35); text-decoration:none; transition:color 0.15s; }
.footer-left a:hover { color:var(--accent); }
.footer-right { display:flex; gap:20px; }
.footer-link { font-family:var(--font-mono); font-size:0.58rem; letter-spacing:0.1em; text-transform:uppercase; color:rgba(255,255,255,0.2); text-decoration:none; transition:color 0.15s; }
.footer-link:hover { color:var(--accent); }

/* ── RESPONSIVE ──────────────────────────────────────────── */
@media (max-width:900px) {
  .site-header, .filter-bar, .main, .site-footer { padding-left:20px; padding-right:20px; }
  .hero-strip { padding:32px 20px 36px; }
  .hero-strip-inner { grid-template-columns:1fr; gap:20px; }
  .hero-stats { align-items:flex-start; }
  .tools-grid, .coming-grid { grid-template-columns:1fr; }
  .page-hero, .page-body { padding-left:20px; padding-right:20px; }
  .page-hero { padding-top:32px; padding-bottom:36px; }
  .page-body { padding-top:32px; padding-bottom:60px; }
  .risk-table { font-size:0.76rem; }
  .risk-table th, .risk-table td { padding:8px 10px; }
  .score-bar-label { width:120px; }
  .pdf-gate-strip { flex-direction:column; align-items:flex-start; }
  .author-strip { flex-direction:column; align-items:flex-start; }
  .header-count { display:none; }
}