/* hub.css - Analysis Hub Shared Design System & Mobile Optimization */

/* ============================================================ TOKENS */
:root {
  --bg:           #F4F6F5;
  --surface:      #FFFFFF;
  --green-900:    #0E3B2E;
  --green-700:    #155C46;
  --green-500:    #2E9370;
  --green-300:    #8FD6B4;
  --mint-100:     #E3F5EA;
  --text-900:     #14181B;
  --text-500:     #6B7280;
  --text-400:     #9AA1A9;
  --border:       #ECEEED;
  --amber-bg:     #FFF4D6;
  --amber-text:   #B7791F;
  --gray-bg:      #EFF1F0;
  --gray-text:    #6B7280;
  --green-bg:     #E1F5EA;
  --green-text:   #1F8A5F;
  --shadow:       0 1px 2px rgba(16,24,21,.04), 0 12px 24px rgba(16,24,21,.05);
  --shadow-hover: 0 4px 6px rgba(16,24,21,.05), 0 20px 40px rgba(16,24,21,.09);
  --r-shell:      28px;
  --r-card:       20px;
  --sidebar-w:    240px;
}

/* ============================================================ RESET */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html, body { min-height: 100%; font-family: 'Plus Jakarta Sans', sans-serif; background: var(--bg); color: var(--text-900); -webkit-tap-highlight-color: transparent; }
body { overflow-x: hidden; }
body.mobile-menu-open { overflow: hidden; }
button { font-family: inherit; cursor: pointer; background: none; border: none; outline: none; }
button:focus-visible, a:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible { outline: 3px solid rgba(46, 147, 112, .38); outline-offset: 2px; }
input, select, textarea { font-family: inherit; }
a { text-decoration: none; color: inherit; }
img { display: block; max-width: 100%; height: auto; }

/* ============================================================ SHELL */
.app-shell { display: flex; min-height: 100vh; padding: 20px; }

/* ============================================================ SIDEBAR */
.sidebar {
  width: var(--sidebar-w); min-width: var(--sidebar-w);
  background: var(--surface); border-radius: var(--r-shell); box-shadow: var(--shadow);
  display: flex; flex-direction: column; padding: 28px 16px 20px; flex-shrink: 0; margin-right: 20px;
}
.sidebar-logo   { padding: 0 12px; margin-bottom: 32px; }
.logo-name      { font-size: 17px; font-weight: 800; color: var(--green-900); letter-spacing: -.3px; }
.logo-sub       { font-size: 11px; font-weight: 500; color: var(--text-400); margin-top: 2px; }

.nav-eyebrow    { font-size: 10px; font-weight: 600; letter-spacing: .1em; color: var(--text-400); padding: 0 12px; margin-bottom: 6px; text-transform: uppercase; }
.nav-section    { margin-bottom: 24px; }
.nav-item {
  display: flex; align-items: center; justify-content: space-between;
  padding: 10px 12px; border-radius: 12px; cursor: pointer;
  position: relative; transition: background .15s; margin-bottom: 2px;
}
.nav-item:hover:not(.active) { background: var(--mint-100); }
.nav-item.active              { background: var(--mint-100); }
.nav-item.active::before {
  content: ''; position: absolute; left: -16px; top: 50%; transform: translateY(-50%);
  width: 3px; height: 24px; background: var(--green-700); border-radius: 0 3px 3px 0;
}
.nav-label { font-size: 13.5px; font-weight: 500; color: var(--text-500); transition: color .15s; }
.nav-item.active .nav-label   { color: var(--green-900); font-weight: 700; }
.nav-item:hover:not(.active) .nav-label { color: var(--green-700); }
.nav-badge { background: var(--green-900); color: #fff; font-size: 10px; font-weight: 600; padding: 2px 7px; border-radius: 999px; }

.sidebar-divider { height: 1px; background: var(--border); margin: 4px 0 16px; }
.sidebar-spacer  { flex: 1; }

.sidebar-promo  { background: var(--green-900); border-radius: 16px; padding: 18px 16px; position: relative; overflow: hidden; }
.sidebar-promo::before {
  content: ''; position: absolute; inset: 0;
  background: radial-gradient(ellipse at top right, rgba(46,147,112,.4) 0%, transparent 70%);
  pointer-events: none;
}
.promo-label  { font-size: 10px; font-weight: 600; color: var(--green-300); letter-spacing: .1em; text-transform: uppercase; margin-bottom: 8px; }
.promo-title  { font-size: 13px; font-weight: 700; color: #fff; margin-bottom: 4px; line-height: 1.3; }
.promo-sub    { font-size: 11px; color: rgba(255,255,255,.55); margin-bottom: 14px; line-height: 1.4; }
.promo-btn    {
  background: rgba(255,255,255,.15); color: #fff; font-size: 12px; font-weight: 600;
  padding: 7px 14px; border-radius: 999px; cursor: pointer; display: inline-block;
  transition: background .15s; position: relative; z-index: 1;
}
.promo-btn:hover { background: rgba(255,255,255,.25); }

/* ============================================================ MAIN */
.main { flex: 1; display: flex; flex-direction: column; min-width: 0; }

/* ============================================================ TOPBAR */
.topbar {
  background: var(--surface); border-radius: var(--r-shell); box-shadow: var(--shadow);
  display: flex; align-items: center; padding: 14px 24px; gap: 16px; margin-bottom: 20px;
}
.mobile-menu-btn { display: none; }
.search-wrap {
  display: flex; align-items: center; gap: 8px; background: var(--bg);
  border: 1px solid var(--border); border-radius: 999px; padding: 8px 14px;
  flex: 1; max-width: 360px;
}
.search-wrap input { background: transparent; font-size: 13px; color: var(--text-900); flex: 1; width: 100%; border: none; outline: none; }
.search-wrap input::placeholder { color: var(--text-400); }
.search-kbd     { background: var(--border); color: var(--text-400); font-size: 10px; font-weight: 600; padding: 2px 6px; border-radius: 5px; flex-shrink: 0; }
.topbar-spacer  { flex: 1; }

.user-chip {
  display: flex; align-items: center; gap: 10px; padding: 5px 5px 5px 14px;
  background: var(--bg); border: 1px solid var(--border); border-radius: 999px;
  cursor: pointer; transition: background .15s; flex-shrink: 0;
}
.user-chip:hover { background: var(--mint-100); }
.user-text  { text-align: right; }
.user-name  { font-size: 13px; font-weight: 600; color: var(--text-900); display: block; }
.user-email { font-size: 11px; color: var(--text-400); display: block; }
.user-avatar {
  width: 34px; height: 34px; border-radius: 50%;
  background: linear-gradient(135deg, var(--green-700), var(--green-500));
  display: flex; align-items: center; justify-content: center;
  font-size: 13px; font-weight: 700; color: #fff; flex-shrink: 0;
}

/* ============================================================ PAGE HEADER */
.page-header { display: flex; align-items: flex-start; padding: 0 2px 24px; flex-wrap: wrap; gap: 16px; }
.page-header-text h1 { font-size: 26px; font-weight: 800; color: var(--text-900); line-height: 1.2; }
.page-header-text p  { font-size: 13.5px; color: var(--text-500); margin-top: 3px; }
.page-header-actions { margin-left: auto; display: flex; gap: 10px; align-items: center; }

/* ============================================================ BUTTONS */
.btn-primary {
  display: inline-flex; align-items: center; gap: 6px;
  background: var(--green-900); color: #fff; font-size: 13px; font-weight: 600;
  padding: 10px 20px; border-radius: 999px; border: none; cursor: pointer;
  transition: background .15s, transform .1s; white-space: nowrap;
}
.btn-primary:hover { background: var(--green-700); transform: translateY(-1px); }

.btn-outline {
  display: inline-flex; align-items: center; gap: 6px;
  background: transparent; color: var(--text-900); font-size: 13px; font-weight: 600;
  padding: 9px 19px; border-radius: 999px; border: 1.5px solid var(--border); cursor: pointer;
  transition: border-color .15s, background .15s, transform .1s; white-space: nowrap;
}
.btn-outline:hover { border-color: var(--green-500); background: var(--mint-100); transform: translateY(-1px); }

.btn-sm  { font-size: 12px !important; padding: 6px 14px !important; }
.btn-xs  { font-size: 11px !important; padding: 4px 10px !important; }

.btn-danger {
  display: inline-flex; align-items: center; gap: 6px;
  background: #FEE2E2; color: #DC2626; font-size: 13px; font-weight: 600;
  padding: 10px 20px; border-radius: 999px; border: none; cursor: pointer;
  transition: background .15s;
}
.btn-danger:hover { background: #FECACA; }

/* ============================================================ CARD */
.card {
  background: var(--surface); border-radius: var(--r-card); box-shadow: var(--shadow);
  border: 1px solid var(--border); padding: 22px;
  transition: box-shadow .2s, transform .2s;
}
.card:hover   { box-shadow: var(--shadow-hover); transform: translateY(-2px); }
.card-title   { font-size: 15px; font-weight: 600; color: var(--text-900); }
.card-sub     { font-size: 12px; color: var(--text-400); margin-top: 2px; }
.card-header  { display: flex; align-items: center; justify-content: space-between; margin-bottom: 18px; flex-wrap: wrap; gap: 8px; }

/* ============================================================ BADGES */
.badge             { font-size: 11px; font-weight: 500; padding: 3px 9px; border-radius: 999px; white-space: nowrap; }
.badge.completed   { background: var(--green-bg);  color: var(--green-text); }
.badge.in-progress { background: var(--amber-bg);  color: var(--amber-text); }
.badge.pending     { background: var(--gray-bg);   color: var(--gray-text); }
.badge.neutral     { background: var(--gray-bg);   color: var(--gray-text); }
.badge.active      { background: var(--mint-100);  color: var(--green-700); }
.badge.processing  { background: #EEF2FF; color: #4F46E5; }

/* ============================================================ STAT CARDS */
.stat-card   { }
.stat-label  { font-size: 12.5px; font-weight: 600; color: var(--text-500); margin-bottom: 12px; }
.stat-number { font-size: 32px; font-weight: 800; color: var(--text-900); font-variant-numeric: tabular-nums; line-height: 1.05; margin-bottom: 10px; }

/* ============================================================ CONTENT */
.content { display: flex; flex-direction: column; gap: 20px; flex: 1; }

/* ============================================================ TABLE CONTAINER */
.table-container { width: 100%; overflow-x: auto; -webkit-overflow-scrolling: touch; }
.data-table { width: 100%; border-collapse: collapse; min-width: 540px; }
.data-table th {
  text-align: left; font-size: 11px; font-weight: 600; color: var(--text-400);
  text-transform: uppercase; letter-spacing: .06em; padding: 12px 16px; border-bottom: 1px solid var(--border);
}
.data-table td { padding: 14px 16px; font-size: 13.5px; color: var(--text-900); border-bottom: 1px solid var(--border); vertical-align: middle; }
.data-table tr:last-child td { border-bottom: none; }
.data-table tbody tr:hover td { background: var(--bg); transition: background .15s; }

/* ============================================================ FORMS */
.form-group   { display: flex; flex-direction: column; gap: 6px; margin-bottom: 20px; }
.form-label   { font-size: 12.5px; font-weight: 600; color: var(--text-900); }
.form-input, .form-select, .form-textarea {
  background: var(--bg); border: 1.5px solid var(--border); border-radius: 10px;
  padding: 10px 14px; font-size: 13.5px; color: var(--text-900); width: 100%;
  transition: border-color .15s, background .15s; font-family: 'Plus Jakarta Sans', sans-serif;
}
.form-input:focus, .form-select:focus, .form-textarea:focus {
  border-color: var(--green-500); background: #fff; outline: none;
}
.form-input::placeholder, .form-textarea::placeholder { color: var(--text-400); }
.form-textarea  { resize: vertical; min-height: 90px; }
.form-hint      { font-size: 11.5px; color: var(--text-400); }
.form-row       { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }

/* ============================================================ SCROLLBAR */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 999px; }

/* ============================================================ MOBILE DRAWER OVERLAY */
.mobile-nav-backdrop {
  position: fixed; inset: 0; background: rgba(14, 59, 46, 0.45);
  backdrop-filter: blur(4px); -webkit-backdrop-filter: blur(4px);
  z-index: 9998; opacity: 0; visibility: hidden; transition: opacity .25s ease, visibility .25s ease;
}
.mobile-nav-backdrop.open { opacity: 1; visibility: visible; }

.mobile-nav-drawer {
  position: fixed; top: 0; left: 0; bottom: 0; width: 280px; max-width: 82vw;
  background: var(--surface); z-index: 9999; padding: 24px 18px;
  transform: translateX(-100%); transition: transform .25s cubic-bezier(0.16, 1, 0.3, 1);
  box-shadow: 4px 0 24px rgba(0,0,0,0.15); display: flex; flex-direction: column;
}
.mobile-nav-backdrop.open .mobile-nav-drawer { transform: translateX(0); }

.mobile-drawer-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 24px; padding-bottom: 12px; border-bottom: 1px solid var(--border); }
.mobile-drawer-close { width: 32px; height: 32px; border-radius: 50%; background: var(--bg); display: flex; align-items: center; justify-content: center; font-size: 16px; font-weight: 700; color: var(--text-500); }

@media (pointer: coarse) {
  .nav-item { min-height: 44px; }
  .btn-primary, .btn-outline, .btn-danger { min-height: 42px; }
}

/* ============================================================ MOBILE RESPONSIVE MEDIA QUERIES */
@media (max-width: 900px) {
  .sidebar { display: none; }
  .app-shell { padding: 12px; }

  .mobile-menu-btn {
    display: inline-flex; align-items: center; justify-content: center;
    width: 36px; height: 36px; border-radius: 50%; background: var(--bg);
    border: 1px solid var(--border); color: var(--green-900); font-weight: 700;
    font-size: 15px; flex-shrink: 0; cursor: pointer; transition: background .15s;
  }
  .mobile-menu-btn:hover { background: var(--mint-100); }

  .topbar { padding: 10px 14px; gap: 10px; border-radius: 20px; margin-bottom: 16px; }
  .search-wrap { padding: 6px 12px; max-width: 100%; }
  .search-wrap input { font-size: 12.5px; }
  .search-kbd { display: none; }

  .user-text .user-email { display: none; }
  .user-chip { padding: 4px 4px 4px 10px; }

  .page-header { padding: 0 2px 14px; margin-bottom: 8px; }
  .page-header-text h1 { font-size: 22px; }
  .page-header-text p  { font-size: 12.5px; }

  .card { padding: 16px; border-radius: 16px; }
  .content { gap: 16px; }
  .table-container { margin: 0 -16px; width: calc(100% + 32px); border-radius: 0; }
  .stat-row { grid-template-columns: repeat(2, 1fr) !important; gap: 12px !important; }
}

@media (max-width: 600px) {
  .app-shell { padding: 8px; }
  .topbar { padding: 8px 10px; gap: 8px; border-radius: 16px; }
  .search-wrap { min-width: 0; padding: 7px 10px; }
  .search-wrap input { min-width: 0; }
  .user-chip { padding: 3px; border: 0; background: transparent; }
  .user-chip:hover { background: transparent; }
  .user-text { display: none; }
  .user-avatar { width: 36px; height: 36px; }
  .stat-row { grid-template-columns: 1fr !important; }
  .page-header { flex-direction: column; align-items: flex-start; }
  .page-header-actions { margin-left: 0; width: 100%; flex-wrap: wrap; }
  .page-header-actions .btn-primary, .page-header-actions .btn-outline { flex: 1; justify-content: center; width: 100%; }
  .form-row { grid-template-columns: 1fr; }
  .hm-stats { gap: 8px; flex-direction: column; }
  .card-header { align-items: flex-start; }
  .card-header > div:last-child { max-width: 100%; flex-wrap: wrap; }
  .filter-tabs, .report-tabs, .tab-row { max-width: 100%; -webkit-overflow-scrolling: touch; scrollbar-width: none; }
  .filter-tabs::-webkit-scrollbar, .report-tabs::-webkit-scrollbar, .tab-row::-webkit-scrollbar { display: none; }
  .chart-grid-2, .analytics-grid-2, .exec-grid, .model-cards, .sim-grid, .cards-row-2, .cards-row-3, .reports-grid { gap: 12px !important; }
}

@media (max-width: 390px) {
  .page-header-actions .btn-primary, .page-header-actions .btn-outline { flex-basis: 100%; }
  .mobile-nav-drawer { max-width: 88vw; }
}