/* ═══════════════════════════════════════════════════════════════════
   SPACE DATA INTELLIGENCE HUB — styles.css  v2.0
   Deep space theme · Glassmorphism · Observatory aesthetic
   ═══════════════════════════════════════════════════════════════════ */

/* ── TOKENS ─────────────────────────────────────────────────────── */
:root {
  --space-black:   #020817;
  --space-deep:    #080f1e;
  --space-navy:    #0f172a;
  --space-blue:    #1e3a5f;
  --accent-blue:   #4a9eff;
  --accent-cyan:   #06b6d4;
  --accent-purple: #a855f7;
  --accent-orange: #f97316;
  --accent-green:  #22c55e;
  --accent-amber:  #f59e0b;
  --glass-bg:      rgba(255,255,255,0.04);
  --glass-border:  rgba(255,255,255,0.08);
  --glass-hover:   rgba(255,255,255,0.07);
  --text-primary:  #f1f5f9;
  --text-muted:    #94a3b8;
  --text-dim:      #475569;
  --font-display:  'Inter','Segoe UI',system-ui,sans-serif;
  --font-mono:     'JetBrains Mono','Fira Code','Courier New',monospace;
  --sidebar-w:     260px;
  --sidebar-collapsed: 64px;
  --topbar-h:      62px;
  --radius:        12px;
  --radius-lg:     18px;
  --radius-xl:     24px;
  --transition:    0.3s cubic-bezier(0.4,0,0.2,1);
  --glow-blue:     rgba(74,158,255,0.15);
  --glow-purple:   rgba(168,85,247,0.12);
  --glow-cyan:     rgba(6,182,212,0.12);
}

/* ── RESET ───────────────────────────────────────────────────────── */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  background:var(--space-black);
  color:var(--text-primary);
  font-family:var(--font-display);
  font-size:15px;
  line-height:1.7;
  overflow-x:hidden;
}
a{color:var(--accent-blue);text-decoration:none;transition:color var(--transition)}
a:hover{color:var(--accent-cyan)}
strong{color:#f8fafc}

/* ── SCROLLBAR ───────────────────────────────────────────────────── */
::-webkit-scrollbar{width:5px}
::-webkit-scrollbar-track{background:var(--space-navy)}
::-webkit-scrollbar-thumb{background:rgba(74,158,255,0.35);border-radius:3px}

/* ══════════════════════════════════════════════════════════════════
   SIDEBAR
══════════════════════════════════════════════════════════════════ */
#sidebar{
  position:fixed;top:0;left:0;
  width:var(--sidebar-w);height:100vh;
  background:linear-gradient(180deg,#080f1e 0%,#040810 100%);
  border-right:1px solid var(--glass-border);
  display:flex;flex-direction:column;
  z-index:1000;
  transition:width var(--transition);
  overflow:hidden;
  box-shadow:4px 0 40px rgba(0,0,0,0.5);
}
#sidebar.collapsed{width:var(--sidebar-collapsed)}
#sidebar.mobile-open{transform:translateX(0)!important}

.sidebar-header{
  display:flex;align-items:center;gap:12px;
  padding:20px 18px;
  border-bottom:1px solid var(--glass-border);
  white-space:nowrap;overflow:hidden;
  background:linear-gradient(135deg,rgba(74,158,255,0.06),transparent);
}
.sidebar-logo{
  font-size:1.4rem;color:var(--accent-blue);
  min-width:28px;text-align:center;
  animation:logoPulse 3s ease-in-out infinite;
  filter:drop-shadow(0 0 8px var(--accent-blue));
}
@keyframes logoPulse{
  0%,100%{filter:drop-shadow(0 0 6px var(--accent-blue))}
  50%{filter:drop-shadow(0 0 20px var(--accent-cyan))}
}
.sidebar-header span{
  font-weight:800;font-size:1rem;letter-spacing:0.1em;
  background:linear-gradient(90deg,var(--accent-blue),var(--accent-cyan),var(--accent-purple));
  -webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;
}

.sidebar-nav{list-style:none;flex:1;overflow-y:auto;overflow-x:hidden;padding:8px 0}
.sidebar-nav li{margin:2px 8px}
.sidebar-nav .nav-link{
  display:flex;align-items:center;gap:12px;
  padding:9px 12px;border-radius:10px;
  color:var(--text-muted);font-size:0.85rem;font-weight:500;
  transition:all var(--transition);white-space:nowrap;overflow:hidden;
  position:relative;
}
.sidebar-nav .nav-link i{
  font-size:1rem;min-width:20px;text-align:center;
  transition:all var(--transition);
}
.sidebar-nav .nav-link:hover{
  background:rgba(74,158,255,0.08);color:var(--text-primary);
  transform:translateX(2px);
}
.sidebar-nav .nav-link:hover i{color:var(--accent-blue)}
.sidebar-nav .nav-link.active{
  background:linear-gradient(90deg,rgba(74,158,255,0.15),rgba(74,158,255,0.04));
  color:var(--accent-blue);font-weight:600;
  border-right:2px solid var(--accent-blue);
}
.sidebar-nav .nav-link.active i{color:var(--accent-blue)}
.sidebar-nav .nav-link.active::before{
  content:'';position:absolute;left:0;top:0;bottom:0;width:3px;
  background:linear-gradient(180deg,var(--accent-blue),var(--accent-cyan));
  border-radius:0 2px 2px 0;
}

.sidebar-toggle{
  display:flex;align-items:center;justify-content:center;
  padding:14px;border-top:1px solid var(--glass-border);
  color:var(--text-dim);cursor:pointer;font-size:0.75rem;
  transition:all var(--transition);
  background:rgba(255,255,255,0.02);
}
.sidebar-toggle:hover{color:var(--accent-blue);background:rgba(74,158,255,0.06)}
.sidebar-toggle i{transition:transform var(--transition)}
#sidebar.collapsed .sidebar-toggle i{transform:rotate(180deg)}

/* ══════════════════════════════════════════════════════════════════
   MAIN CONTENT
══════════════════════════════════════════════════════════════════ */
#mainContent{
  margin-left:var(--sidebar-w);
  transition:margin-left var(--transition);
  min-height:100vh;
}
#mainContent.sidebar-collapsed{margin-left:var(--sidebar-collapsed)}

/* ── TOPBAR ──────────────────────────────────────────────────────── */
#topbar{
  position:sticky;top:0;z-index:900;
  height:var(--topbar-h);
  display:flex;align-items:center;gap:16px;
  padding:0 24px;
  background:rgba(8,15,30,0.85);
  border-bottom:1px solid var(--glass-border);
  backdrop-filter:blur(20px);
  -webkit-backdrop-filter:blur(20px);
  transition:box-shadow var(--transition);
}
#topbar.scrolled{box-shadow:0 4px 32px rgba(0,0,0,0.6)}

.btn-icon{
  background:none;border:none;padding:8px;border-radius:8px;
  color:var(--text-muted);cursor:pointer;font-size:1rem;
  transition:all var(--transition);
  display:flex;align-items:center;justify-content:center;
}
.btn-icon:hover{background:rgba(74,158,255,0.1);color:var(--accent-blue)}

#mobileSidebarBtn{display:none}

.topbar-brand{
  font-weight:700;font-size:0.95rem;letter-spacing:0.04em;
  background:linear-gradient(90deg,var(--accent-blue),var(--accent-cyan));
  -webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;
  white-space:nowrap;
}

.topbar-search{
  flex:1;max-width:440px;position:relative;
  display:flex;align-items:center;gap:10px;
  background:rgba(255,255,255,0.04);
  border:1px solid var(--glass-border);
  border-radius:10px;padding:0 14px;
  transition:all var(--transition);
}
.topbar-search:focus-within{
  border-color:rgba(74,158,255,0.4);
  background:rgba(74,158,255,0.06);
  box-shadow:0 0 0 3px rgba(74,158,255,0.08);
}
.topbar-search i{color:var(--text-dim);font-size:0.85rem;flex-shrink:0}
.topbar-search input{
  background:none;border:none;outline:none;
  color:var(--text-primary);font-size:0.875rem;
  width:100%;padding:10px 0;
}
.topbar-search input::placeholder{color:var(--text-dim)}

.topbar-actions{display:flex;align-items:center;gap:4px;margin-left:auto}
.topbar-actions .btn-icon{
  width:36px;height:36px;border-radius:8px;
  border:1px solid transparent;
}
.topbar-actions .btn-icon:hover{border-color:var(--glass-border)}

/* ══════════════════════════════════════════════════════════════════
   HERO SECTION
══════════════════════════════════════════════════════════════════ */
#hero{
  position:relative;min-height:92vh;
  display:flex;align-items:center;justify-content:center;
  overflow:hidden;
  background:radial-gradient(ellipse 80% 60% at 50% 0%,rgba(74,158,255,0.08) 0%,transparent 60%),
             radial-gradient(ellipse 60% 40% at 80% 100%,rgba(168,85,247,0.06) 0%,transparent 60%),
             var(--space-black);
}

#starCanvas{position:absolute;inset:0;width:100%;height:100%;pointer-events:none}

.hero-content{
  position:relative;z-index:2;text-align:center;
  max-width:820px;padding:40px 24px;
}

.hero-badge{
  display:inline-flex;align-items:center;gap:8px;
  background:rgba(74,158,255,0.08);
  border:1px solid rgba(74,158,255,0.2);
  border-radius:100px;padding:6px 18px;
  font-size:0.7rem;font-weight:700;letter-spacing:0.14em;text-transform:uppercase;
  color:var(--accent-blue);margin-bottom:28px;
}
.hero-badge .pulse-dot{
  width:6px;height:6px;border-radius:50%;background:var(--accent-blue);
  animation:heroPulse 2s ease-in-out infinite;
}
@keyframes heroPulse{0%,100%{opacity:1;transform:scale(1)}50%{opacity:0.5;transform:scale(1.5)}}

.hero-title{
  font-size:clamp(2.6rem,7vw,5.5rem);
  font-weight:800;line-height:1.06;
  letter-spacing:-0.03em;margin-bottom:24px;
}
.hero-title .t1{color:var(--text-primary)}
.hero-title .t2{
  background:linear-gradient(135deg,var(--accent-blue) 0%,var(--accent-cyan) 45%,var(--accent-purple) 100%);
  -webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;
  display:block;
}

.hero-sub{
  font-size:1.05rem;color:var(--text-muted);
  max-width:580px;margin:0 auto 40px;line-height:1.75;
}

/* Stats row */
.hero-stats{
  display:flex;justify-content:center;flex-wrap:wrap;gap:12px;margin-bottom:44px;
}
.stat{
  background:rgba(255,255,255,0.03);
  border:1px solid var(--glass-border);
  border-radius:14px;padding:18px 24px;min-width:120px;
  transition:all var(--transition);
}
.stat:hover{background:rgba(74,158,255,0.06);border-color:rgba(74,158,255,0.25);transform:translateY(-2px)}
.stat-num{
  font-size:2rem;font-weight:800;display:block;
  background:linear-gradient(135deg,var(--accent-blue),var(--accent-cyan));
  -webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;
  line-height:1;margin-bottom:4px;
}
.stat-label{font-size:0.7rem;color:var(--text-dim);text-transform:uppercase;letter-spacing:0.1em;font-weight:600}

/* CTA buttons */
.hero-cta{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}
.btn-primary-cta{
  display:inline-flex;align-items:center;gap:8px;
  background:linear-gradient(135deg,var(--accent-blue),var(--accent-cyan));
  color:#fff;font-weight:700;font-size:0.9rem;letter-spacing:0.02em;
  padding:13px 28px;border-radius:12px;
  transition:all var(--transition);
  box-shadow:0 8px 32px rgba(74,158,255,0.3);
}
.btn-primary-cta:hover{
  color:#fff;transform:translateY(-2px);
  box-shadow:0 12px 40px rgba(74,158,255,0.45);
}
.btn-secondary-cta{
  display:inline-flex;align-items:center;gap:8px;
  background:rgba(255,255,255,0.05);
  color:var(--text-primary);font-weight:600;font-size:0.9rem;
  padding:13px 28px;border-radius:12px;
  border:1px solid var(--glass-border);
  transition:all var(--transition);
}
.btn-secondary-cta:hover{
  color:var(--text-primary);background:rgba(255,255,255,0.08);
  border-color:rgba(255,255,255,0.18);transform:translateY(-2px);
}

/* Orbit rings */
.hero-orbit{position:absolute;right:5%;top:10%;z-index:1;pointer-events:none}
.orbit{
  position:absolute;border-radius:50%;
  border:1px solid rgba(74,158,255,0.12);
  top:50%;left:50%;transform:translate(-50%,-50%);
}
.orbit-1{width:200px;height:200px;animation:orbitSpin 12s linear infinite}
.orbit-2{width:320px;height:320px;animation:orbitSpin 20s linear infinite reverse}
.orbit-3{width:440px;height:440px;animation:orbitSpin 30s linear infinite}
@keyframes orbitSpin{from{transform:translate(-50%,-50%) rotate(0deg)}to{transform:translate(-50%,-50%) rotate(360deg)}}
.orbit-dot{
  position:absolute;top:-4px;left:50%;transform:translateX(-50%);
  width:8px;height:8px;border-radius:50%;background:var(--accent-blue);
  box-shadow:0 0 12px var(--accent-blue);
}
.orbit-1 .orbit-dot{background:var(--accent-blue);box-shadow:0 0 10px var(--accent-blue)}
.orbit-2 .orbit-dot{background:var(--accent-purple);box-shadow:0 0 10px var(--accent-purple)}
.orbit-3 .orbit-dot{background:var(--accent-cyan);box-shadow:0 0 10px var(--accent-cyan)}

/* ══════════════════════════════════════════════════════════════════
   CONTENT SECTIONS
══════════════════════════════════════════════════════════════════ */
.content-section{
  padding:80px 48px;
  border-top:1px solid var(--glass-border);
  position:relative;
}
.content-section.alt-bg{
  background:linear-gradient(180deg,rgba(15,23,42,0.5) 0%,transparent 100%);
}

/* Glow separators */
.content-section::before{
  content:'';position:absolute;top:0;left:10%;right:10%;height:1px;
  background:linear-gradient(90deg,transparent,rgba(74,158,255,0.2),rgba(6,182,212,0.2),transparent);
  pointer-events:none;
}

.section-header{text-align:center;margin-bottom:56px}
.section-badge{
  display:inline-flex;align-items:center;gap:8px;
  font-size:0.68rem;font-weight:700;letter-spacing:0.16em;text-transform:uppercase;
  color:var(--accent-cyan);margin-bottom:14px;
  padding:4px 14px;background:rgba(6,182,212,0.08);
  border:1px solid rgba(6,182,212,0.2);border-radius:100px;
}
.section-header h2{
  font-size:clamp(1.8rem,4vw,2.6rem);font-weight:800;
  color:var(--text-primary);letter-spacing:-0.02em;margin-bottom:12px;
}
.section-desc{
  font-size:1rem;color:var(--text-muted);
  max-width:560px;margin:0 auto;line-height:1.7;
}
.subsection-title{
  font-size:1.2rem;font-weight:700;color:var(--text-primary);
  margin-bottom:24px;padding-bottom:10px;
  border-bottom:1px solid var(--glass-border);
}

/* ══════════════════════════════════════════════════════════════════
   GLASS CARDS
══════════════════════════════════════════════════════════════════ */
.glass-card{
  background:rgba(255,255,255,0.03);
  border:1px solid var(--glass-border);
  border-radius:var(--radius-lg);
  padding:28px;
  transition:all var(--transition);
  position:relative;overflow:hidden;
}
.glass-card::after{
  content:'';position:absolute;inset:0;
  background:linear-gradient(135deg,rgba(255,255,255,0.02) 0%,transparent 60%);
  pointer-events:none;border-radius:inherit;
}
.glass-card:hover{
  background:rgba(255,255,255,0.05);
  border-color:rgba(74,158,255,0.2);
  box-shadow:0 8px 40px rgba(0,0,0,0.4),0 0 0 1px rgba(74,158,255,0.06);
}
.card-title-accent{
  font-size:1rem;font-weight:700;color:var(--accent-cyan);
  margin-bottom:16px;display:flex;align-items:center;gap:8px;
}
.card-title-accent i{font-size:1.1rem}

/* ── Type cards (S1) ─── */
.type-card{
  background:rgba(255,255,255,0.02);
  border:1px solid rgba(255,255,255,0.06);
  border-top:2px solid var(--accent);
  border-radius:var(--radius-lg);padding:24px;
  height:100%;transition:all var(--transition);
  position:relative;overflow:hidden;
}
.type-card::before{
  content:'';position:absolute;top:0;left:0;right:0;height:80px;
  background:linear-gradient(180deg,rgba(var(--accent-rgb,.5),.06) 0%,transparent 100%);
  pointer-events:none;
}
.type-card:hover{
  transform:translateY(-4px);
  border-color:var(--accent);
  box-shadow:0 12px 40px rgba(0,0,0,0.4),0 0 20px rgba(74,158,255,0.05);
}
.type-icon{
  width:48px;height:48px;border-radius:12px;
  background:rgba(74,158,255,0.1);border:1px solid rgba(74,158,255,0.15);
  display:flex;align-items:center;justify-content:center;
  font-size:1.3rem;color:var(--accent);margin-bottom:16px;
}
.type-card h4{font-size:1rem;font-weight:700;color:var(--text-primary);margin-bottom:8px}
.type-card p{font-size:0.875rem;color:var(--text-muted);line-height:1.6;margin-bottom:14px}
.type-meta{display:flex;flex-wrap:wrap;gap:6px}
.type-meta span{
  font-size:0.7rem;padding:3px 9px;border-radius:6px;
  background:rgba(255,255,255,0.05);color:var(--text-dim);
  border:1px solid rgba(255,255,255,0.07);
}

/* ── Agency cards (S2) ─── */
.agency-card{
  background:rgba(255,255,255,0.02);border:1px solid var(--glass-border);
  border-radius:var(--radius-lg);padding:22px;
  transition:all var(--transition);height:100%;
}
.agency-card:hover{
  transform:translateY(-3px);background:rgba(255,255,255,0.04);
  border-color:rgba(74,158,255,0.2);
  box-shadow:0 10px 40px rgba(0,0,0,0.5);
}
.agency-top{display:flex;align-items:center;gap:14px;margin-bottom:14px}
.agency-abbr{
  width:48px;height:48px;border-radius:10px;
  display:flex;align-items:center;justify-content:center;
  font-size:9px;font-weight:900;letter-spacing:0.02em;color:#e2e8f0;
  flex-shrink:0;
}
.agency-info strong{display:block;font-size:0.9rem;color:var(--text-primary);margin-bottom:2px}
.agency-info small{font-size:0.75rem;color:var(--text-dim)}
.agency-card p{font-size:0.85rem;color:var(--text-muted);line-height:1.6;margin-bottom:12px}
.agency-missions{display:flex;flex-wrap:wrap;gap:5px}
.mission-tag{
  font-size:0.7rem;padding:3px 8px;border-radius:5px;
  background:rgba(74,158,255,0.07);color:var(--accent-blue);
  border:1px solid rgba(74,158,255,0.12);
}
.agency-link{
  display:inline-flex;align-items:center;gap:6px;
  font-size:0.8rem;color:var(--accent-cyan);
  transition:color var(--transition);
}
.agency-link:hover{color:var(--accent-blue)}

/* ── Sat cards (S3) ─── */
.sat-card{
  background:rgba(255,255,255,0.02);border:1px solid var(--glass-border);
  border-radius:var(--radius-lg);overflow:hidden;height:100%;
  transition:all var(--transition);
}
.sat-card:hover{transform:translateY(-3px);border-color:rgba(74,158,255,0.25);box-shadow:0 12px 40px rgba(0,0,0,0.5)}
.sat-header{
  padding:14px 18px;font-size:0.85rem;font-weight:700;
  background:linear-gradient(135deg,var(--c1,#1e3a5f),var(--c2,#0f172a));
  color:#f1f5f9;
}
.sat-table{width:100%;font-size:0.8rem;border-collapse:collapse;padding:14px 18px;display:block;padding:14px 18px}
.sat-table tr{border-bottom:1px solid rgba(255,255,255,0.04)}
.sat-table tr:last-child{border-bottom:none}
.sat-table th{color:var(--text-dim);font-weight:600;padding:5px 0 5px 0;width:38%;vertical-align:top}
.sat-table td{color:var(--text-muted);padding:5px 0;vertical-align:top}
.sat-use{padding:0 18px 12px;font-size:0.82rem;color:var(--text-muted);line-height:1.5}
.sat-tags{padding:0 18px 16px;display:flex;flex-wrap:wrap;gap:5px}
.sat-tags span{
  font-size:0.68rem;padding:2px 7px;border-radius:4px;
  background:rgba(255,255,255,0.05);color:var(--text-dim);
  border:1px solid rgba(255,255,255,0.07);
}

/* ── Tab system ─── */
.tab-nav{
  list-style:none;display:flex;flex-wrap:wrap;gap:4px;
  margin-bottom:28px;padding:4px;
  background:rgba(255,255,255,0.03);
  border:1px solid var(--glass-border);border-radius:12px;
  width:fit-content;
}
.tab-item{
  padding:8px 18px;border-radius:9px;font-size:0.82rem;font-weight:600;
  color:var(--text-dim);cursor:pointer;transition:all var(--transition);
  user-select:none;white-space:nowrap;
}
.tab-item:hover{color:var(--text-primary);background:rgba(255,255,255,0.04)}
.tab-item.active{
  background:linear-gradient(135deg,var(--accent-blue),var(--accent-cyan));
  color:#fff;box-shadow:0 4px 16px rgba(74,158,255,0.25);
}
.tab-content.hidden{display:none}

/* ── Data source table (S4) ─── */
.search-bar-local{
  display:flex;align-items:center;gap:10px;
  background:rgba(255,255,255,0.04);border:1px solid var(--glass-border);
  border-radius:10px;padding:0 16px;
  transition:all var(--transition);
}
.search-bar-local:focus-within{border-color:rgba(74,158,255,0.35);background:rgba(74,158,255,0.04)}
.search-bar-local i{color:var(--text-dim);font-size:0.85rem}
.search-bar-local input{
  background:none;border:none;outline:none;
  color:var(--text-primary);font-size:0.875rem;padding:12px 0;width:100%;
}
.search-bar-local input::placeholder{color:var(--text-dim)}

.data-table{width:100%;border-collapse:collapse;font-size:0.82rem}
.data-table thead tr{border-bottom:1px solid rgba(74,158,255,0.2)}
.data-table th{
  padding:11px 14px;text-align:left;
  font-size:0.7rem;font-weight:700;letter-spacing:0.1em;text-transform:uppercase;
  color:var(--accent-blue);white-space:nowrap;
}
.data-table td{padding:11px 14px;color:var(--text-muted);border-bottom:1px solid rgba(255,255,255,0.03);vertical-align:middle}
.data-table tbody tr{transition:background var(--transition)}
.data-table tbody tr:hover td{background:rgba(74,158,255,0.04);color:var(--text-primary)}
.data-table tbody tr:last-child td{border-bottom:none}
.data-table a{font-size:0.78rem}
.badge-yes{
  display:inline-block;padding:2px 8px;border-radius:5px;font-size:0.7rem;font-weight:700;
  background:rgba(34,197,94,0.12);color:#4ade80;border:1px solid rgba(34,197,94,0.2);
}
.badge-partial{
  display:inline-block;padding:2px 8px;border-radius:5px;font-size:0.7rem;font-weight:700;
  background:rgba(245,158,11,0.12);color:#fbbf24;border:1px solid rgba(245,158,11,0.2);
}

/* ── Format items (S5) ─── */
.format-list{display:flex;flex-direction:column;gap:14px;margin-top:16px}
.format-item{display:flex;gap:14px;align-items:flex-start}
.format-icon{
  width:36px;height:36px;border-radius:8px;flex-shrink:0;
  background:rgba(74,158,255,0.08);border:1px solid rgba(74,158,255,0.12);
  display:flex;align-items:center;justify-content:center;
  color:var(--accent-blue);font-size:0.9rem;
}
.format-item strong{font-size:0.9rem;color:var(--text-primary);display:block;margin-bottom:3px}
.format-item p{font-size:0.82rem;color:var(--text-muted);line-height:1.5;margin:0}

/* ── Tool cards (S6) ─── */
.tool-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:16px}
.tool-card{
  background:rgba(255,255,255,0.02);border:1px solid var(--glass-border);
  border-radius:var(--radius-lg);padding:22px;
  transition:all var(--transition);
}
.tool-card:hover{transform:translateY(-3px);background:rgba(255,255,255,0.04);border-color:rgba(74,158,255,0.2);box-shadow:0 10px 36px rgba(0,0,0,0.5)}
.tool-icon{
  width:44px;height:44px;border-radius:11px;
  display:flex;align-items:center;justify-content:center;
  font-size:1.2rem;color:#fff;margin-bottom:14px;
}
.tool-card h4{font-size:0.9rem;font-weight:700;color:var(--text-primary);margin-bottom:4px}
.tool-type{font-size:0.72rem;color:var(--text-dim);margin-bottom:10px;font-weight:500}
.tool-card p{font-size:0.82rem;color:var(--text-muted);line-height:1.55;margin-bottom:14px}
.tool-links{display:flex;gap:10px;flex-wrap:wrap}
.tool-links a{
  font-size:0.75rem;color:var(--accent-cyan);
  display:flex;align-items:center;gap:5px;transition:color var(--transition);
}
.tool-links a:hover{color:var(--accent-blue)}
.tool-links a i{font-size:0.7rem}

/* ── Python code blocks (S7) ─── */
.code-block{
  background:#0a0f1e;border:1px solid rgba(74,158,255,0.12);
  border-radius:10px;padding:18px;font-size:0.78rem;
  font-family:var(--font-mono);overflow-x:auto;line-height:1.7;
  max-height:300px;overflow-y:auto;
}
.code-block::-webkit-scrollbar{height:4px;width:4px}
.code-block::-webkit-scrollbar-thumb{background:rgba(74,158,255,0.3);border-radius:2px}
.kw{color:#c084fc}.cm{color:#4ade80}.st{color:#fbbf24}.num{color:#60a5fa}

/* Python library table */
.lib-table{width:100%;font-size:0.8rem;border-collapse:collapse}
.lib-table th{padding:9px 12px;text-align:left;font-size:0.68rem;font-weight:700;letter-spacing:0.1em;text-transform:uppercase;color:var(--accent-blue);border-bottom:1px solid rgba(74,158,255,0.15)}
.lib-table td{padding:9px 12px;color:var(--text-muted);border-bottom:1px solid rgba(255,255,255,0.03)}
.lib-table tbody tr:hover td{background:rgba(74,158,255,0.04);color:var(--text-primary)}

/* Workflow steps */
.workflow-steps{
  display:flex;flex-wrap:wrap;align-items:center;gap:0;
  background:rgba(255,255,255,0.02);border:1px solid var(--glass-border);
  border-radius:var(--radius-lg);overflow:hidden;
}
.wf-step{
  display:flex;align-items:center;gap:12px;padding:18px 20px;
  background:transparent;transition:background var(--transition);flex:1;min-width:130px;
}
.wf-step:hover{background:rgba(74,158,255,0.06)}
.wf-num{
  width:28px;height:28px;border-radius:50%;flex-shrink:0;
  background:linear-gradient(135deg,var(--accent-blue),var(--accent-cyan));
  display:flex;align-items:center;justify-content:center;
  font-size:0.72rem;font-weight:800;color:#fff;
}
.wf-body h4{font-size:0.82rem;font-weight:700;color:var(--text-primary);margin-bottom:2px}
.wf-body p{font-size:0.72rem;color:var(--text-dim)}
.wf-arrow{color:var(--text-dim);font-size:0.85rem;padding:0 4px;flex-shrink:0}

/* ── AI cards (S8) ─── */
.ai-card{
  background:rgba(255,255,255,0.02);border:1px solid var(--glass-border);
  border-radius:var(--radius-lg);padding:22px;height:100%;
  transition:all var(--transition);
}
.ai-card:hover{transform:translateY(-3px);background:rgba(255,255,255,0.04);box-shadow:0 10px 36px rgba(0,0,0,0.5)}
.ai-icon{
  width:46px;height:46px;border-radius:12px;
  display:flex;align-items:center;justify-content:center;font-size:1.3rem;margin-bottom:14px;
}
.ai-icon.fire{background:rgba(239,68,68,0.15);border:1px solid rgba(239,68,68,0.2)}
.ai-icon.flood{background:rgba(6,182,212,0.15);border:1px solid rgba(6,182,212,0.2)}
.ai-icon.crop{background:rgba(34,197,94,0.15);border:1px solid rgba(34,197,94,0.2)}
.ai-icon.urban{background:rgba(245,158,11,0.15);border:1px solid rgba(245,158,11,0.2)}
.ai-icon.mine{background:rgba(168,85,247,0.15);border:1px solid rgba(168,85,247,0.2)}
.ai-icon.cloud{background:rgba(74,158,255,0.15);border:1px solid rgba(74,158,255,0.2)}
.ai-card h4{font-size:0.95rem;font-weight:700;color:var(--text-primary);margin-bottom:8px}
.ai-card p{font-size:0.82rem;color:var(--text-muted);line-height:1.6;margin-bottom:14px}
.ai-models{display:flex;flex-wrap:wrap;gap:5px}
.ai-models span{
  font-size:0.7rem;padding:2px 8px;border-radius:5px;
  background:rgba(74,158,255,0.08);color:var(--accent-blue);
  border:1px solid rgba(74,158,255,0.12);
}

/* ── Pipeline cards (S9) ─── */
.pipe-card{
  background:rgba(255,255,255,0.02);border:1px solid var(--glass-border);
  border-radius:var(--radius-lg);padding:20px;
  transition:all var(--transition);height:100%;
}
.pipe-card:hover{transform:translateY(-3px);border-color:rgba(74,158,255,0.2);box-shadow:0 10px 36px rgba(0,0,0,0.5)}

/* Mermaid */
.mermaid-container{
  background:rgba(255,255,255,0.02);border:1px solid var(--glass-border);
  border-radius:var(--radius-lg);padding:28px;overflow-x:auto;
}
.mermaid{min-width:600px}

/* ── Report cards (S10) ─── */
.report-card{
  background:rgba(255,255,255,0.02);border:1px solid var(--glass-border);
  border-radius:var(--radius-lg);padding:22px;height:100%;
  transition:all var(--transition);
}
.report-card:hover{transform:translateY(-3px);background:rgba(255,255,255,0.04);box-shadow:0 10px 36px rgba(0,0,0,0.5)}
.report-icon{
  width:46px;height:46px;border-radius:12px;margin-bottom:14px;
  display:flex;align-items:center;justify-content:center;font-size:1.3rem;
  background:rgba(74,158,255,0.08);border:1px solid rgba(74,158,255,0.12);color:var(--c,var(--accent-blue));
}
.report-card h4{font-size:0.95rem;font-weight:700;color:var(--text-primary);margin-bottom:8px}
.report-card p{font-size:0.82rem;color:var(--text-muted);line-height:1.6;margin-bottom:14px}
.report-uses{list-style:none;padding:0}
.report-uses li{
  font-size:0.78rem;color:var(--text-dim);padding:4px 0;
  border-bottom:1px solid rgba(255,255,255,0.04);
  display:flex;align-items:center;gap:6px;
}
.report-uses li::before{content:'▸';color:var(--accent-cyan);font-size:0.65rem}

/* ── Career cards (S11) ─── */
.career-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:16px}
.career-card{
  background:rgba(255,255,255,0.02);border:1px solid var(--glass-border);
  border-radius:var(--radius-lg);padding:22px;
  transition:all var(--transition);
}
.career-card:hover{transform:translateY(-3px);background:rgba(255,255,255,0.04);border-color:rgba(74,158,255,0.2);box-shadow:0 10px 36px rgba(0,0,0,0.5)}
.career-icon{
  width:46px;height:46px;border-radius:12px;margin-bottom:14px;
  display:flex;align-items:center;justify-content:center;font-size:1.3rem;
  background:linear-gradient(135deg,rgba(74,158,255,0.12),rgba(168,85,247,0.08));
  border:1px solid rgba(74,158,255,0.15);color:var(--accent-blue);
}
.career-card h4{font-size:0.95rem;font-weight:700;color:var(--text-primary);margin-bottom:8px}
.career-orgs{display:flex;flex-wrap:wrap;gap:5px;margin-bottom:12px}
.career-orgs span{
  font-size:0.7rem;padding:2px 7px;border-radius:5px;
  background:rgba(168,85,247,0.08);color:var(--accent-purple);
  border:1px solid rgba(168,85,247,0.12);
}
.career-skills h5{font-size:0.75rem;font-weight:700;color:var(--text-dim);text-transform:uppercase;letter-spacing:0.08em;margin-bottom:5px}
.career-skills p{font-size:0.8rem;color:var(--text-muted);line-height:1.5;margin-bottom:12px}
.career-salary{font-size:0.78rem;color:var(--accent-green);margin-bottom:8px;font-weight:600}
.career-salary i{margin-right:4px}
.career-certs{display:flex;flex-wrap:wrap;gap:4px}
.career-certs span{
  font-size:0.68rem;padding:2px 7px;border-radius:4px;
  background:rgba(34,197,94,0.08);color:#4ade80;
  border:1px solid rgba(34,197,94,0.12);
}

/* ── Roadmap (S12) ─── */
.roadmap{display:flex;flex-direction:column;gap:0}
.rm-phase{
  background:rgba(255,255,255,0.02);border:1px solid var(--glass-border);
  border-radius:var(--radius-xl);padding:32px;
  position:relative;overflow:hidden;
}
.rm-phase.beginner{border-top:2px solid var(--accent-green)}
.rm-phase.intermediate{border-top:2px solid var(--accent-blue)}
.rm-phase.advanced{border-top:2px solid var(--accent-purple)}
.rm-badge{
  display:inline-flex;align-items:center;gap:7px;
  font-size:0.68rem;font-weight:800;letter-spacing:0.14em;text-transform:uppercase;
  padding:4px 14px;border-radius:100px;margin-bottom:12px;
}
.beginner .rm-badge{background:rgba(34,197,94,0.1);color:#4ade80;border:1px solid rgba(34,197,94,0.2)}
.intermediate .rm-badge{background:rgba(74,158,255,0.1);color:var(--accent-blue);border:1px solid rgba(74,158,255,0.2)}
.advanced .rm-badge{background:rgba(168,85,247,0.1);color:var(--accent-purple);border:1px solid rgba(168,85,247,0.2)}
.rm-phase h3{font-size:1.15rem;font-weight:700;color:var(--text-primary);margin-bottom:4px}
.rm-card{background:rgba(255,255,255,0.02);border:1px solid rgba(255,255,255,0.05);border-radius:12px;padding:16px}
.rm-card h5{font-size:0.82rem;font-weight:700;color:var(--text-primary);margin-bottom:10px;display:flex;align-items:center;gap:7px}
.rm-card ul{list-style:none;padding:0}
.rm-card li{font-size:0.78rem;color:var(--text-muted);padding:4px 0;display:flex;align-items:flex-start;gap:7px}
.rm-card li::before{content:'→';color:var(--accent-cyan);font-size:0.68rem;margin-top:3px;flex-shrink:0}
.rm-resources{
  font-size:0.78rem;color:var(--text-dim);
  padding:14px;background:rgba(255,255,255,0.02);
  border-radius:8px;margin-top:16px;line-height:1.6;
}
.rm-connector{text-align:center;padding:16px 0;color:var(--text-dim);font-size:1.2rem}

/* Cert grid */
.cert-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:12px;margin-top:20px}
.cert-card{
  background:rgba(255,255,255,0.02);border:1px solid rgba(255,255,255,0.06);
  border-radius:10px;padding:14px;text-align:center;
  transition:all var(--transition);
}
.cert-card:hover{background:rgba(74,158,255,0.05);border-color:rgba(74,158,255,0.2)}
.cert-card i{font-size:1.5rem;color:var(--accent-amber);display:block;margin-bottom:8px}
.cert-card strong{font-size:0.8rem;color:var(--text-primary);display:block;margin-bottom:3px}
.cert-card span{font-size:0.72rem;color:var(--text-dim)}

/* ── Hackathon (S13) ─── */
.hack-card{
  background:rgba(255,255,255,0.02);border:1px solid var(--glass-border);
  border-radius:var(--radius-lg);padding:22px;height:100%;
  transition:all var(--transition);
}
.hack-card:hover{transform:translateY(-3px);background:rgba(255,255,255,0.04);box-shadow:0 10px 36px rgba(0,0,0,0.5)}
.hack-card h4{font-size:0.95rem;font-weight:700;color:var(--text-primary);margin-bottom:8px}
.hack-card p{font-size:0.82rem;color:var(--text-muted);line-height:1.6;margin-bottom:12px}
.hack-meta{display:flex;flex-wrap:wrap;gap:5px}
.hack-meta span{font-size:0.7rem;padding:2px 8px;border-radius:5px;background:rgba(249,115,22,0.08);color:var(--accent-orange);border:1px solid rgba(249,115,22,0.12)}

/* Playbook timeline */
.playbook-timeline{display:flex;flex-direction:column;gap:0}
.pb-item{display:flex;gap:16px;padding:14px 0;border-bottom:1px solid rgba(255,255,255,0.04);position:relative}
.pb-item:last-child{border-bottom:none}
.pb-time{
  min-width:70px;font-size:0.72rem;font-weight:700;color:var(--accent-cyan);
  padding-top:2px;flex-shrink:0;
}
.pb-body strong{display:block;font-size:0.85rem;color:var(--text-primary);margin-bottom:3px}
.pb-body span{font-size:0.78rem;color:var(--text-muted)}

/* ── Gallery (S14) ─── */
.img-gallery{
  display:grid;grid-template-columns:repeat(auto-fill,minmax(160px,1fr));gap:12px;
}
.img-gallery.large{grid-template-columns:repeat(auto-fill,minmax(200px,1fr))}
.gallery-item{border-radius:12px;overflow:hidden;position:relative;cursor:pointer;background:var(--space-navy)}
.gallery-item img{width:100%;height:150px;object-fit:cover;display:block;transition:transform .4s ease}
.gallery-item:hover img{transform:scale(1.05)}
.gallery-caption{
  padding:8px 10px;font-size:0.72rem;color:var(--text-muted);
  background:rgba(8,15,30,0.8);
  backdrop-filter:blur(4px);
}

/* ── Knowledge graph (S15) ─── */
#knowledgeGraph{display:block;border-radius:14px}
.kg-legend{display:flex;flex-wrap:wrap;gap:14px;justify-content:center;margin-top:12px}
.kg-leg-item{display:flex;align-items:center;gap:6px;font-size:0.75rem;color:var(--text-muted);text-transform:capitalize}
.kg-dot{width:10px;height:10px;border-radius:50%;display:inline-block}

/* ── Info tags ─── */
.info-tags{display:flex;flex-wrap:wrap;gap:6px;margin-top:14px}
.tag{font-size:0.72rem;padding:3px 10px;border-radius:6px;font-weight:500}
.tag-blue{background:rgba(74,158,255,0.1);color:var(--accent-blue);border:1px solid rgba(74,158,255,0.15)}
.tag-purple{background:rgba(168,85,247,0.1);color:var(--accent-purple);border:1px solid rgba(168,85,247,0.15)}
.tag-teal{background:rgba(6,182,212,0.1);color:var(--accent-cyan);border:1px solid rgba(6,182,212,0.15)}
.tag-orange{background:rgba(249,115,22,0.1);color:var(--accent-orange);border:1px solid rgba(249,115,22,0.15)}

/* Styled list */
.styled-list{list-style:none;padding:0;margin-top:10px}
.styled-list li{
  padding:5px 0;font-size:0.875rem;color:var(--text-muted);
  display:flex;align-items:flex-start;gap:8px;
  border-bottom:1px solid rgba(255,255,255,0.04);
}
.styled-list li:last-child{border-bottom:none}
.styled-list li::before{content:'▸';color:var(--accent-cyan);font-size:0.65rem;margin-top:5px;flex-shrink:0}

/* ══════════════════════════════════════════════════════════════════
   FOOTER
══════════════════════════════════════════════════════════════════ */
.site-footer{
  background:linear-gradient(180deg,transparent,rgba(8,15,30,0.8));
  border-top:1px solid var(--glass-border);
  padding:48px;text-align:center;
}
.footer-content{max-width:640px;margin:0 auto}
.footer-brand{font-size:1.1rem;font-weight:800;color:var(--accent-blue);margin-bottom:12px;display:flex;align-items:center;justify-content:center;gap:8px}
.footer-brand i{color:var(--accent-cyan)}
.site-footer p{font-size:0.82rem;color:var(--text-dim);line-height:1.7;margin-bottom:12px}
.footer-links{display:flex;flex-wrap:wrap;gap:16px;justify-content:center;margin:16px 0}
.footer-links a{font-size:0.8rem;color:var(--text-muted);transition:color var(--transition)}
.footer-links a:hover{color:var(--accent-cyan)}
.footer-copy{font-size:0.75rem!important;color:var(--text-dim)!important}

/* ══════════════════════════════════════════════════════════════════
   DYNAMIC INJECTED STYLES (from script.js)
══════════════════════════════════════════════════════════════════ */
/* Back to top */
#backToTop{
  position:fixed;bottom:2rem;right:2rem;
  width:44px;height:44px;border-radius:50%;
  background:rgba(74,158,255,0.15);
  border:1px solid rgba(74,158,255,0.35);
  color:var(--accent-blue);font-size:1rem;cursor:pointer;
  opacity:0;transform:translateY(14px);
  transition:opacity .3s,transform .3s;z-index:900;
  display:flex;align-items:center;justify-content:center;
  backdrop-filter:blur(8px);
}
#backToTop.visible{opacity:1;transform:translateY(0)}
#backToTop:hover{background:rgba(74,158,255,0.28)}

/* Search dropdown */
.search-dropdown{
  position:absolute;top:calc(100% + 8px);left:0;right:0;
  background:rgba(8,15,30,0.98);
  border:1px solid rgba(74,158,255,0.2);border-radius:12px;
  max-height:320px;overflow-y:auto;z-index:2000;
  backdrop-filter:blur(20px);
  box-shadow:0 24px 64px rgba(0,0,0,0.7);
}
.search-dropdown.hidden{display:none}
.search-result-item{
  display:flex;justify-content:space-between;align-items:center;
  padding:10px 16px;color:var(--text-primary);text-decoration:none;
  border-bottom:1px solid rgba(255,255,255,0.04);
  font-size:0.85rem;transition:background .15s;
}
.search-result-item:last-child{border-bottom:none}
.search-result-item:hover{background:rgba(74,158,255,0.1)}
.search-result-item mark{background:transparent;color:var(--accent-blue);font-weight:700}
.sri-label{font-weight:500}
.sri-section{font-size:0.72rem;color:var(--text-dim);white-space:nowrap;margin-left:10px}
.search-no-results{padding:16px;color:var(--text-dim);font-size:0.85rem;text-align:center}
.topbar-search{position:relative}

/* Fade-in entrance animations */
.fade-in{opacity:0;transform:translateY(20px);transition:opacity .5s ease,transform .5s ease}
.fade-in.visible{opacity:1;transform:translateY(0)}

/* ══════════════════════════════════════════════════════════════════
   RESPONSIVE
══════════════════════════════════════════════════════════════════ */
@media(max-width:992px){
  #sidebar{transform:translateX(-100%);transition:transform var(--transition),width var(--transition)}
  #sidebar.mobile-open{transform:translateX(0)}
  #mainContent{margin-left:0!important}
  #mobileSidebarBtn{display:flex}
  .content-section{padding:60px 24px}
  .hero-orbit{display:none}
}
@media(max-width:640px){
  .content-section{padding:48px 16px}
  .hero-title{font-size:2.2rem}
  .hero-stats{gap:8px}
  .stat{padding:14px 16px;min-width:90px}
  .stat-num{font-size:1.6rem}
  .tool-grid{grid-template-columns:1fr 1fr}
  .career-grid{grid-template-columns:1fr}
  .charts-grid{grid-template-columns:1fr}
}

/* ══════════════════════════════════════════════════════════════════
   PRINT
══════════════════════════════════════════════════════════════════ */
@media print{
  #sidebar,#topbar,#backToTop{display:none!important}
  #mainContent{margin-left:0!important}
  .content-section{page-break-inside:avoid;padding:24px 16px}
  body{background:#fff;color:#000}
  .glass-card{border:1px solid #ddd;background:#fff}
}

/* ══════════════════════════════════════════════════════════════════
   PHASE 2 TOPBAR BUTTON
══════════════════════════════════════════════════════════════════ */
.topbar-phase2-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 7px 14px;
  border-radius: 10px;
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--accent-cyan);
  background: rgba(6,182,212,0.08);
  border: 1px solid rgba(6,182,212,0.25);
  white-space: nowrap;
  transition: all var(--transition);
  text-decoration: none;
  flex-shrink: 0;
}
.topbar-phase2-btn:hover {
  color: #fff;
  background: linear-gradient(135deg, rgba(74,158,255,0.25), rgba(6,182,212,0.2));
  border-color: rgba(6,182,212,0.5);
  box-shadow: 0 0 20px rgba(6,182,212,0.2);
  transform: translateY(-1px);
}
.topbar-phase2-btn i {
  font-size: 0.75rem;
  animation: rocketBounce 2s ease-in-out infinite;
}
@keyframes rocketBounce {
  0%,100% { transform: translateY(0) rotate(-45deg); }
  50%      { transform: translateY(-3px) rotate(-45deg); }
}
.phase2-new-badge {
  font-size: 0.55rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  padding: 1px 5px;
  border-radius: 4px;
  background: linear-gradient(135deg, var(--accent-blue), var(--accent-cyan));
  color: #fff;
  text-transform: uppercase;
  line-height: 1.4;
}
@media(max-width: 640px) {
  .topbar-phase2-btn span:not(.phase2-new-badge) { display: none; }
  .topbar-phase2-btn { padding: 7px 10px; }
}

/* ══════════════════════════════════════════════════════════════════
   FOOTER AUTHOR CARD
══════════════════════════════════════════════════════════════════ */
.footer-author-card {
  display: flex;
  align-items: center;
  gap: 18px;
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(74,158,255,0.18);
  border-radius: 16px;
  padding: 20px 24px;
  margin-bottom: 28px;
  text-align: left;
  flex-wrap: wrap;
}
.fac-avatar {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent-blue), var(--accent-purple));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  color: #fff;
  flex-shrink: 0;
  box-shadow: 0 0 24px rgba(74,158,255,0.3);
}
.fac-info { flex: 1; min-width: 180px; }
.fac-name {
  font-size: 1.1rem;
  font-weight: 800;
  color: var(--text-primary);
  letter-spacing: -0.01em;
  margin-bottom: 3px;
}
.fac-title {
  font-size: 0.75rem;
  color: var(--text-muted);
  line-height: 1.6;
  margin-bottom: 10px;
}
.fac-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
.fac-links a {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--accent-blue);
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 4px 10px;
  border-radius: 6px;
  background: rgba(74,158,255,0.08);
  border: 1px solid rgba(74,158,255,0.15);
  transition: all var(--transition);
}
.fac-links a:hover {
  background: rgba(74,158,255,0.18);
  color: var(--accent-cyan);
  border-color: rgba(74,158,255,0.35);
  transform: translateY(-1px);
}
.fac-badge {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  padding: 10px 14px;
  border-radius: 10px;
  background: rgba(168,85,247,0.08);
  border: 1px solid rgba(168,85,247,0.18);
  text-align: center;
  flex-shrink: 0;
  color: var(--accent-purple);
}
.fac-badge i { font-size: 1.2rem; }
.fac-badge span {
  font-size: 0.65rem;
  font-weight: 700;
  color: var(--text-dim);
  line-height: 1.5;
  letter-spacing: 0.02em;
}

/* ══════════════════════════════════════════════════════════════════
   SVG GALLERY CARDS (replaces broken external images)
══════════════════════════════════════════════════════════════════ */
.svg-gallery-item {
  background: var(--space-navy);
  border-radius: 12px;
  overflow: hidden;
  cursor: pointer;
  transition: transform .35s ease, box-shadow .35s ease;
  border: 1px solid var(--glass-border);
}
.svg-gallery-item:hover { transform: scale(1.04); box-shadow: 0 12px 40px rgba(0,0,0,.6); }
.svg-gallery-item svg { width: 100%; display: block; }
.gallery-item img {
  width: 100%; height: 150px; object-fit: cover; display: block;
  transition: transform .4s ease;
}
.gallery-item img[src=""] ,
.gallery-item img:not([src]) { display: none; }

/* ══════════════════════════════════════════════════════════════════
   PERSISTENT PHASE NAV BANNER
══════════════════════════════════════════════════════════════════ */
.phase-nav-banner {
  position: fixed;
  bottom: 0; left: var(--sidebar-w); right: 0;
  z-index: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 10px 20px;
  background: rgba(8,15,30,0.96);
  border-top: 1px solid rgba(74,158,255,0.2);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  transition: left var(--transition);
  flex-wrap: wrap;
}
.phase-nav-banner.sidebar-collapsed { left: var(--sidebar-collapsed); }
@media(max-width:992px){ .phase-nav-banner { left: 0; } }

.pnb-label {
  font-size: .7rem; font-weight: 700; letter-spacing: .12em;
  text-transform: uppercase; color: var(--text-dim);
  white-space: nowrap;
}
.pnb-btn {
  display: inline-flex; align-items: center; gap: 7px;
  padding: 7px 16px; border-radius: 9px;
  font-size: .8rem; font-weight: 700;
  text-decoration: none; transition: all .2s;
  white-space: nowrap; border: 1px solid;
}
.pnb-btn.p1 {
  color: #fff;
  background: linear-gradient(135deg,rgba(74,158,255,.35),rgba(6,182,212,.25));
  border-color: rgba(74,158,255,.5);
}
.pnb-btn.p1:hover {
  background: linear-gradient(135deg,rgba(74,158,255,.55),rgba(6,182,212,.4));
  box-shadow: 0 0 20px rgba(74,158,255,.25); color:#fff;
}
.pnb-btn.p2 {
  color: var(--accent-cyan);
  background: rgba(6,182,212,.08);
  border-color: rgba(6,182,212,.3);
}
.pnb-btn.p2:hover {
  color: #fff; background: rgba(6,182,212,.2);
  border-color: rgba(6,182,212,.6);
  box-shadow: 0 0 20px rgba(6,182,212,.2);
}
.pnb-btn.arch {
  color: var(--accent-purple);
  background: rgba(168,85,247,.07);
  border-color: rgba(168,85,247,.25);
}
.pnb-btn.arch:hover {
  color: #fff; background: rgba(168,85,247,.18);
  border-color: rgba(168,85,247,.5);
}
.pnb-divider { width:1px; height:22px; background:rgba(255,255,255,.1); flex-shrink:0; }
.pnb-new { font-size:.52rem; font-weight:800; letter-spacing:.1em; padding:1px 5px; border-radius:4px;
  background:linear-gradient(135deg,var(--accent-blue),var(--accent-cyan)); color:#fff; text-transform:uppercase; }

/* Push page content up so banner doesn't cover it */
.site-footer { padding-bottom: 80px; }

/* on phase2 and architecture pages adjust for no sidebar */
body.no-sidebar .phase-nav-banner { left: 0; }