/* Light theme shared — áp dụng cho module thi_cong + tu_van_gs + dashboard
 * Nền trắng/xám nhạt, text tối, accent brand
 * Pattern: Raken + Procore Build + Houzz Pro
 */

:root {
  /* Colors — Light theme */
  --lt-bg-page: #f4f6f9;
  --lt-bg-card: #ffffff;
  --lt-bg-hover: #f9fafb;
  --lt-bg-alt: #eef1f5;
  --lt-border: #e5e7eb;
  --lt-border-dk: #d1d5db;

  /* Text */
  --lt-text-primary: #111827;
  --lt-text-body: #1f2937;
  --lt-text-muted: #6b7280;
  --lt-text-subtle: #9ca3af;

  /* Brand accent */
  --lt-fc-blue: #1A5FA8;
  --lt-fc-blue-lt: #3B82F6;
  --lt-fc-yellow: #F9C214;
  --lt-pl-gold: #9A7820;
  --lt-pl-gold-lt: #C9A84C;
  --lt-sh-navy: #1B4080;
  --lt-sh-orange: #F5A020;

  /* Semantic */
  --lt-green: #10b981;
  --lt-green-lt: #d1fae5;
  --lt-red: #ef4444;
  --lt-red-lt: #fee2e2;
  --lt-amber: #f59e0b;
  --lt-amber-lt: #fef3c7;

  /* Shadows */
  --lt-shadow-sm: 0 1px 2px rgba(0,0,0,.04);
  --lt-shadow: 0 1px 3px rgba(0,0,0,.06), 0 1px 2px rgba(0,0,0,.04);
  --lt-shadow-md: 0 4px 6px rgba(0,0,0,.05), 0 2px 4px rgba(0,0,0,.05);
}

/* ========== Base page container ========== */
.lt-wrap {
  background: var(--lt-bg-page);
  color: var(--lt-text-body);
  min-height: 100vh;
}

/* ========== Card base ========== */
.lt-card {
  background: var(--lt-bg-card);
  border: 1px solid var(--lt-border);
  border-radius: 10px;
  box-shadow: var(--lt-shadow-sm);
}
.lt-card:hover { box-shadow: var(--lt-shadow); }

/* ========== Typography ========== */
.lt-h1 { color: var(--lt-text-primary); font-size: 22px; font-weight: 700; margin: 0; }
.lt-h2 { color: var(--lt-text-primary); font-size: 16px; font-weight: 700; margin: 0 0 12px; }
.lt-h3 { color: var(--lt-text-primary); font-size: 13px; font-weight: 700; text-transform: uppercase; letter-spacing: .5px; margin: 0 0 10px; color: var(--lt-sh-navy); }
.lt-text { color: var(--lt-text-body); }
.lt-muted { color: var(--lt-text-muted); font-size: 12px; }

/* ========== Buttons ========== */
.lt-btn {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 9px 14px; border-radius: 7px; font-size: 13px; font-weight: 600;
  border: 1px solid transparent; cursor: pointer; text-decoration: none;
  transition: all .15s;
}
.lt-btn-primary { background: var(--lt-fc-blue); color: #fff; border-color: var(--lt-fc-blue); }
.lt-btn-primary:hover { background: #154a85; }
.lt-btn-warn { background: var(--lt-sh-orange); color: #fff; }
.lt-btn-warn:hover { filter: brightness(.9); }
.lt-btn-gold { background: var(--lt-pl-gold); color: #fff; }
.lt-btn-ghost { background: #fff; color: var(--lt-text-body); border-color: var(--lt-border-dk); }
.lt-btn-ghost:hover { background: var(--lt-bg-hover); }

/* ========== Chips / Status pills ========== */
.lt-chip { display: inline-flex; align-items: center; padding: 3px 9px; border-radius: 12px; font-size: 11px; font-weight: 600; }
.lt-chip-blue { background: #dbeafe; color: #1e40af; }
.lt-chip-gold { background: #fef3c7; color: #92400e; }
.lt-chip-navy { background: #e0e7ff; color: #3730a3; }
.lt-chip-green { background: var(--lt-green-lt); color: #065f46; }
.lt-chip-red { background: var(--lt-red-lt); color: #991b1b; }
.lt-chip-amber { background: var(--lt-amber-lt); color: #92400e; }
.lt-chip-gray { background: #f3f4f6; color: var(--lt-text-muted); }

/* ========== Progress bar ========== */
.lt-pbar { height: 8px; background: #e5e7eb; border-radius: 4px; overflow: hidden; }
.lt-pbar-fill { height: 100%; background: linear-gradient(90deg, var(--lt-green), #34d399); transition: width .3s; }
.lt-pbar-fill.warn { background: linear-gradient(90deg, var(--lt-amber), #fbbf24); }
.lt-pbar-fill.red { background: linear-gradient(90deg, var(--lt-red), #f87171); }

/* ========== Table base ========== */
.lt-table { width: 100%; border-collapse: collapse; font-size: 13px; background: #fff; }
.lt-table th { background: var(--lt-bg-alt); color: var(--lt-text-muted); font-size: 11px; text-transform: uppercase; letter-spacing: .5px; font-weight: 700; padding: 10px 12px; text-align: left; border-bottom: 2px solid var(--lt-border); }
.lt-table td { padding: 10px 12px; border-bottom: 1px solid var(--lt-border); color: var(--lt-text-body); }
.lt-table tr:hover { background: var(--lt-bg-hover); }


/* ========== Project Detail — Tab-based layout ========== */
.pd2-wrap { background: var(--lt-bg-page); color: var(--lt-text-body); min-height: 100vh; padding: 16px 20px 60px; max-width: 1300px; margin: 0 auto; }

.pd2-breadcrumb { font-size: 13px; color: var(--lt-text-muted); margin-bottom: 12px; display: flex; gap: 8px; align-items: center; }
.pd2-breadcrumb a { color: var(--lt-text-muted); text-decoration: none; }
.pd2-breadcrumb a:hover { color: var(--lt-fc-blue); }
.pd2-bc-current { color: var(--lt-text-primary); font-weight: 600; }

/* HERO fix top */
.pd2-hero {
  background: #fff; border: 1px solid var(--lt-border); border-radius: 12px;
  padding: 16px 20px; margin-bottom: 16px; box-shadow: var(--lt-shadow-sm);
}
.pd2-hero-top { display: flex; align-items: flex-start; gap: 16px; justify-content: space-between; flex-wrap: wrap; margin-bottom: 14px; }
.pd2-hero-info { flex: 1; min-width: 240px; }
.pd2-hero-chips { display: flex; gap: 6px; margin-bottom: 6px; flex-wrap: wrap; align-items: center; }
.pd2-hero-code { font-family: monospace; font-size: 12px; font-weight: 700; color: var(--lt-pl-gold); background: #fef3c7; padding: 3px 8px; border-radius: 4px; }
.pd2-hero-name { font-size: 20px; font-weight: 700; color: var(--lt-text-primary); margin: 4px 0 6px; }
.pd2-hero-addr { font-size: 13px; color: var(--lt-text-muted); margin: 0; }
.pd2-hero-actions { display: flex; gap: 8px; flex-wrap: wrap; }

/* Overall progress bar */
.pd2-overall { padding: 10px 0; }
.pd2-overall-row { display: flex; justify-content: space-between; align-items: center; font-size: 13px; margin-bottom: 6px; color: var(--lt-text-muted); }
.pd2-overall-row b { color: var(--lt-text-primary); font-weight: 700; font-size: 14px; }
.pd2-overall-pct { font-size: 22px; font-weight: 800; color: var(--lt-fc-blue); }

/* TABS horizontal */
.pd2-tabs {
  display: flex; gap: 2px; overflow-x: auto;
  background: #fff; border: 1px solid var(--lt-border); border-bottom: none;
  border-radius: 8px 8px 0 0; padding: 4px 4px 0;
}
.pd2-tab {
  padding: 10px 16px; border: none; background: transparent;
  color: var(--lt-text-muted); font-size: 13px; font-weight: 600; cursor: pointer;
  border-bottom: 3px solid transparent; white-space: nowrap; display: flex; align-items: center; gap: 6px;
  transition: all .15s;
}
.pd2-tab:hover { color: var(--lt-text-body); background: var(--lt-bg-hover); }
.pd2-tab.active { color: var(--lt-fc-blue); border-bottom-color: var(--lt-fc-blue); background: var(--lt-bg-page); }
.pd2-tab-badge { background: var(--lt-bg-alt); color: var(--lt-text-muted); padding: 1px 7px; border-radius: 10px; font-size: 10px; font-weight: 700; }
.pd2-tab.active .pd2-tab-badge { background: var(--lt-fc-blue); color: #fff; }

.pd2-tab-body {
  background: #fff; border: 1px solid var(--lt-border); border-radius: 0 8px 8px 8px;
  padding: 18px 20px; min-height: 400px;
}
.pd2-tab-content { display: none; }
.pd2-tab-content.active { display: block; }

/* Coming soon placeholder for unbuilt tabs */
.pd2-soon {
  padding: 60px 20px; text-align: center; color: var(--lt-text-muted);
  background: var(--lt-bg-alt); border-radius: 8px; border: 1px dashed var(--lt-border-dk);
}
.pd2-soon-ico { font-size: 48px; margin-bottom: 10px; opacity: .5; }
.pd2-soon-title { font-size: 16px; font-weight: 600; color: var(--lt-text-body); margin-bottom: 6px; }

/* Stat grid */
.pd2-stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(140px, 1fr)); gap: 10px; margin-bottom: 18px; }
.pd2-stat { background: #fff; border: 1px solid var(--lt-border); border-radius: 8px; padding: 12px 14px; }
.pd2-stat-num { font-size: 22px; font-weight: 800; line-height: 1; margin-bottom: 3px; }
.pd2-stat-label { font-size: 11px; text-transform: uppercase; color: var(--lt-text-muted); letter-spacing: .5px; font-weight: 600; }

/* Tầng timeline (compact) */
.pd2-tang-row {
  background: #fff; border: 1px solid var(--lt-border); border-radius: 8px;
  padding: 12px 14px; margin-bottom: 8px;
}
.pd2-tang-head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 6px; }
.pd2-tang-name { font-weight: 700; color: var(--lt-text-primary); }
.pd2-tang-pct { font-weight: 700; color: var(--lt-fc-blue); }

.pd2-info-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 14px; margin-top: 16px; }
.pd2-info-card { background: #fff; border: 1px solid var(--lt-border); border-radius: 8px; padding: 14px 16px; }
.pd2-info-row { display: flex; justify-content: space-between; padding: 6px 0; font-size: 13px; border-bottom: 1px dashed var(--lt-border); }
.pd2-info-row:last-child { border-bottom: none; }
.pd2-info-row span { color: var(--lt-text-muted); }
.pd2-info-row b { color: var(--lt-text-primary); font-weight: 600; }

@media (max-width: 768px) {
  .pd2-hero-top { flex-direction: column; }
  .pd2-tab-body { padding: 14px 12px; }
  .pd2-stats { grid-template-columns: 1fr 1fr; }
}


/* ========== Sprint 4 S4.3 — FORCE LIGHT THEME TOÀN BỘ ========== */
/* Override các dark rule đã có trong thi_cong.css + tu_van_gs.css */

body { background: var(--lt-bg-page, #f4f6f9) !important; color: var(--lt-text-body, #1f2937) !important; }

/* Recent items (dashboard) — chuyển từ dark #252540 sang light */
.tc-recent-item,
.sh-recent-item {
  background: #ffffff !important;
  border: 1px solid var(--lt-border, #e5e7eb) !important;
  color: var(--lt-text-body, #1f2937) !important;
  box-shadow: 0 1px 3px rgba(0,0,0,0.04);
}
.tc-recent-item:hover, .sh-recent-item:hover { background: #f9fafb !important; border-color: var(--lt-fc-blue, #1A5FA8) !important; }
.tc-recent-title, .sh-recent-title { color: var(--lt-text-primary, #111827) !important; }
.tc-recent-meta, .sh-recent-meta { color: var(--lt-text-muted, #6b7280) !important; }
.tc-recent-date, .sh-recent-date { color: #9ca3af !important; }
.tc-recent-status, .sh-recent-status, .sh-st { background: #f3f4f6 !important; color: #374151 !important; }

/* Stat cards */
.tc-stat-card, .pd-stat, .uv-stat-card {
  background: #ffffff !important;
  border: 1px solid var(--lt-border, #e5e7eb) !important;
  color: var(--lt-text-body, #1f2937) !important;
  box-shadow: 0 1px 3px rgba(0,0,0,0.04);
}
.tc-stat-label, .pd-stat-label, .uv-stat-label { color: var(--lt-text-muted, #6b7280) !important; }

/* Hero cards */
.tc-hero, .uv-sh-hero, .pd-hero-card, .tc-hero-card {
  background: linear-gradient(135deg, #ffffff 0%, #eff6ff 100%) !important;
  border: 1px solid var(--lt-border, #e5e7eb) !important;
  color: var(--lt-text-body, #1f2937) !important;
  box-shadow: 0 1px 3px rgba(0,0,0,0.04);
}
.tc-hero h1, .tc-hero-name, .pd-hero-name, .uv-sh-hero h1 { color: var(--lt-text-primary, #111827) !important; }
.tc-hero-sub, .pd-hero-addr, .uv-sh-sub { color: var(--lt-text-muted, #6b7280) !important; }

/* Project card list */
.tc-proj-card, .uv-sh-proj {
  background: #ffffff !important;
  border: 1px solid var(--lt-border, #e5e7eb) !important;
  color: var(--lt-text-body, #1f2937) !important;
}
.tc-proj-card:hover, .uv-sh-proj:hover { background: #f9fafb !important; transform: translateY(-1px); box-shadow: 0 4px 12px rgba(26,95,168,0.08); }
.tc-proj-name, .uv-sh-proj-name { color: var(--lt-text-primary, #111827) !important; }
.tc-proj-foot, .uv-sh-proj-meta { color: var(--lt-text-muted, #6b7280) !important; }

/* Section heads */
.tc-section-head h2, .uv-section-head h2 {
  color: var(--lt-sh-navy, #1B4080) !important;
  background: transparent !important;
  border-left: 4px solid var(--lt-fc-yellow, #F9C214);
  padding: 6px 14px;
  font-weight: 700;
}

/* Tabs */
.tc-tab, .pd-tab, .pd2-tab { color: var(--lt-text-muted, #6b7280) !important; }
.tc-tab.active, .pd-tab.active, .pd2-tab.active {
  color: var(--lt-fc-blue, #1A5FA8) !important;
  border-bottom-color: var(--lt-fc-blue, #1A5FA8) !important;
}

/* Filters */
.tc-filter, .pd-filter {
  background: #ffffff !important;
  border: 1px solid var(--lt-border-dk, #d1d5db) !important;
  color: var(--lt-text-body, #1f2937) !important;
}

/* Activity rows (per-project tab) */
.tc-act-row, .pd-insp-row {
  background: #ffffff !important;
  border: 1px solid var(--lt-border, #e5e7eb) !important;
  color: var(--lt-text-body, #1f2937) !important;
}
.tc-act-row:hover, .pd-insp-row:hover { background: #f9fafb !important; }
.tc-act-title, .pd-insp-title { color: var(--lt-text-primary, #111827) !important; }
.tc-act-meta, .pd-insp-meta { color: var(--lt-text-muted, #6b7280) !important; }
.tc-act-date, .pd-insp-date { color: #9ca3af !important; }
.tc-act-status { background: #f3f4f6 !important; color: #374151 !important; }

/* Drawer light */
.tc-drawer, .pd-drawer { background: #ffffff !important; color: var(--lt-text-body, #1f2937) !important; border-left: 1px solid var(--lt-border, #e5e7eb); }
.tc-drawer-hdr, .pd-drawer-hdr { background: linear-gradient(90deg, #eff6ff, #ffffff) !important; color: var(--lt-text-primary, #111827) !important; border-bottom: 1px solid var(--lt-border, #e5e7eb); }
.tc-drawer-hdr > div, .pd-drawer-hdr > div { color: var(--lt-text-primary, #111827); }
.tc-drawer-x, .pd-drawer-x { background: transparent !important; border: 1px solid var(--lt-border-dk, #d1d5db) !important; color: var(--lt-text-body, #1f2937) !important; }
.tc-drawer-body, .pd-drawer-body { color: var(--lt-text-body, #1f2937) !important; }
.tc-dd-sec h3, .pdd-sec h3 { color: var(--lt-sh-navy, #1B4080) !important; }
.tc-dd-row span, .pdd-row span { color: var(--lt-text-muted, #6b7280) !important; }
.tc-dd-row b, .pdd-row b { color: var(--lt-text-primary, #111827) !important; }
.tc-dd-note { background: #f9fafb !important; color: var(--lt-text-body, #1f2937) !important; border: 1px solid var(--lt-border, #e5e7eb); }

/* Info grid */
.pd-info-card, .tc-info-card {
  background: #ffffff !important;
  border: 1px solid var(--lt-border, #e5e7eb) !important;
  color: var(--lt-text-body, #1f2937) !important;
}
.pd-info-row span, .tc-info-row span { color: var(--lt-text-muted, #6b7280) !important; }
.pd-info-row b, .tc-info-row b { color: var(--lt-text-primary, #111827) !important; }

/* Empty state */
.tc-empty, .uv-empty, .pd-empty { color: var(--lt-text-muted, #6b7280) !important; }

/* Task row progress (Sprint 4 S4.1 template UI) */
.tc-task-row {
  background: #ffffff !important;
  border: 1px solid var(--lt-border, #e5e7eb) !important;
  color: var(--lt-text-body, #1f2937) !important;
}
.tc-task-trade { color: var(--lt-text-primary, #111827) !important; }
.tc-task-mini-count { color: var(--lt-text-muted, #6b7280) !important; }

/* Sidebar nav active */
.uv-nav-item.active { background: #eff6ff !important; color: var(--lt-fc-blue, #1A5FA8) !important; }

/* Badges brand */
.uv-badge { background: rgba(249,194,20,0.15) !important; color: var(--lt-pl-gold, #9A7820) !important; }
.uv-badge-navy { background: rgba(27,64,128,0.12) !important; color: var(--lt-sh-navy, #1B4080) !important; }
.uv-badge-orange { background: rgba(245,160,32,0.15) !important; color: var(--lt-sh-orange, #F5A020) !important; }