/* ==========================================================================
   eDigitalAI — SWISS ARCHITECTURAL & EDITORIAL DESIGN SYSTEM
   Triết lý thiết kế: Tactile Minimalist, High-Contrast Typography, Anti-AI Slop
   ========================================================================== */

:root,
[data-theme="light"] {
  /* Bảng màu Sáng: Giấy kiến trúc ấm (Warm Alabaster Paper & Carbon Ink) */
  --bg-primary: #F5F3EE;
  --bg-secondary: #ECE9E1;
  --bg-surface: #FAF9F5;
  --bg-elevated: #FFFFFF;
  --bg-code: #161614;

  --text-primary: #121210;
  --text-secondary: #52514D;
  --text-muted: #7C7A73;
  --text-inverse: #F5F3EE;

  --border-color: #D5D1C7;
  --border-strong: #121210;
  --grid-line: rgba(18, 18, 16, 0.045);

  /* Điểm nhấn chủ đạo: International Vermilion & Forest Telemetry */
  --accent: #D9381E;
  --accent-hover: #B82B14;
  --accent-soft: rgba(217, 56, 30, 0.08);
  --signal-green: #146B48;
  --signal-green-soft: rgba(20, 107, 72, 0.1);

  /* Typography */
  --font-sans: 'Be Vietnam Pro', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-serif: 'Newsreader', Georgia, serif;
  --font-mono: 'JetBrains Mono', monospace;

  /* Khoảng cách & Khung */
  --container-max: 1320px;
  --radius-sm: 2px;
  --radius-md: 4px;
  --transition-fast: 180ms cubic-bezier(0.16, 1, 0.3, 1);
  --transition-smooth: 360ms cubic-bezier(0.16, 1, 0.3, 1);
}

[data-theme="dark"] {
  /* Bảng màu Tối: Đá Obsidian & Phấn trắng (Carbon Obsidian & Warm Chalk) */
  --bg-primary: #0D0D0C;
  --bg-secondary: #141412;
  --bg-surface: #171715;
  --bg-elevated: #1E1E1B;
  --bg-code: #080807;

  --text-primary: #F2EFE9;
  --text-secondary: #A6A39B;
  --text-muted: #6E6C65;
  --text-inverse: #0D0D0C;

  --border-color: #2A2A26;
  --border-strong: #F2EFE9;
  --grid-line: rgba(242, 239, 233, 0.035);

  --accent: #FF5233;
  --accent-hover: #FF6B50;
  --accent-soft: rgba(255, 82, 51, 0.12);
  --signal-green: #28C780;
  --signal-green-soft: rgba(40, 199, 128, 0.12);
}

/* ==========================================================================
   RESET & NỀN TẢNG CƠ BẢN
   ========================================================================== */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

body {
  background-color: var(--bg-primary);
  color: var(--text-primary);
  font-family: var(--font-sans);
  line-height: 1.6;
  font-weight: 400;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  transition: background-color 250ms ease, color 250ms ease;
}

::selection {
  background-color: var(--accent);
  color: #FFFFFF;
}

a {
  color: inherit;
  text-decoration: none;
}

ul {
  list-style: none;
}

button,
input,
textarea {
  font: inherit;
  color: inherit;
  background: none;
  border: none;
}

button {
  cursor: pointer;
}

/* ==========================================================================
   LƯỚI KIẾN TRÚC NỀN & LAYOUT CONTAINER
   ========================================================================== */
.grid-guide {
  position: fixed;
  inset: 0;
  max-width: var(--container-max);
  margin: 0 auto;
  pointer-events: none;
  z-index: 0;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-left: 1px solid var(--grid-line);
  border-right: 1px solid var(--grid-line);
}

.grid-guide__col {
  border-right: 1px solid var(--grid-line);
}

.grid-guide__col:last-child {
  border-right: none;
}

.container {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 28px;
}

/* ==========================================================================
   TYPOGRAPHY & NHÃN KỸ THUẬT (TECHNICAL LABELS)
   ========================================================================== */
.mono-label {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-muted);
  font-variant-numeric: tabular-nums;
}

.mono-tag {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--accent);
}

.mono-index {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 500;
  color: var(--accent);
  margin-right: 6px;
  font-variant-numeric: tabular-nums;
}

.mono-value {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--accent);
  background: var(--accent-soft);
  padding: 3px 10px;
  border-radius: var(--radius-sm);
}

.serif-italic {
  font-family: var(--font-serif);
  font-style: italic;
  font-weight: 400;
  letter-spacing: -0.01em;
}

.accent-text {
  color: var(--accent) !important;
}

/* ==========================================================================
   TOP TELEMETRY BAR & HEADER
   ========================================================================== */
.topbar {
  border-bottom: 1px solid var(--border-color);
  background-color: var(--bg-secondary);
  font-size: 0.75rem;
  position: relative;
  z-index: 30;
}

.topbar__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 36px;
  gap: 16px;
}

.topbar__left,
.topbar__right {
  display: flex;
  align-items: center;
  gap: 10px;
}

.topbar__divider {
  color: var(--border-color);
  font-family: var(--font-mono);
}

.status-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background-color: var(--signal-green);
  box-shadow: 0 0 0 3px var(--signal-green-soft);
  animation: pulseDot 2.4s infinite ease-in-out;
}

@keyframes pulseDot {
  0%, 100% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.18); opacity: 0.65; }
}

.header {
  position: sticky;
  top: 0;
  z-index: 50;
  background-color: color-mix(in srgb, var(--bg-primary) 90%, transparent);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border-color);
  transition: border-color var(--transition-fast);
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 70px;
  gap: 24px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
}

.brand__mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  background-color: var(--text-primary);
  color: var(--bg-primary);
  border-radius: var(--radius-sm);
  transition: transform var(--transition-fast), background-color var(--transition-fast);
}

.brand:hover .brand__mark {
  background-color: var(--accent);
  color: #FFFFFF;
  transform: rotate(-4deg);
}

.brand__name {
  font-weight: 700;
  font-size: 1.12rem;
  letter-spacing: -0.03em;
}

.brand__tag {
  padding: 2px 6px;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  font-size: 0.65rem;
}

.nav {
  display: flex;
  align-items: center;
  gap: 28px;
}

.nav__link {
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--text-secondary);
  padding: 6px 0;
  position: relative;
  transition: color var(--transition-fast);
}

.nav__link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 1.5px;
  background-color: var(--accent);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform var(--transition-smooth);
}

.nav__link:hover,
.nav__link.is-active {
  color: var(--text-primary);
}

.nav__link:hover::after,
.nav__link.is-active::after {
  transform: scaleX(1);
  transform-origin: left;
}

.header__actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.theme-toggle {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  height: 38px;
  padding: 0 12px;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  background-color: var(--bg-surface);
  transition: border-color var(--transition-fast), background-color var(--transition-fast);
}

.theme-toggle:hover {
  border-color: var(--text-primary);
}

[data-theme="light"] .icon-sun {
  display: none;
}

[data-theme="dark"] .icon-moon {
  display: none;
}

.mobile-menu-btn {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 38px;
  height: 38px;
  border: 1px solid var(--border-color);
  padding: 0 9px;
}

.mobile-menu-btn span {
  display: block;
  width: 100%;
  height: 1.5px;
  background-color: var(--text-primary);
  transition: transform var(--transition-fast);
}

/* ==========================================================================
   BUTTONS (TACTILE ARCHITECTURAL BUTTONS)
   ========================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 46px;
  padding: 11px 22px;
  font-weight: 600;
  font-size: 0.9rem;
  line-height: 1.3;
  letter-spacing: -0.01em;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  transition:
    background-color var(--transition-fast),
    color var(--transition-fast),
    border-color var(--transition-fast),
    transform var(--transition-fast);
  white-space: nowrap;
}

.btn svg {
  flex-shrink: 0;
  transition: transform var(--transition-fast);
}

.btn:hover svg {
  transform: translate(3px, 0);
}

.btn--sm {
  min-height: 38px;
  padding: 8px 16px;
  font-size: 0.83rem;
}

.btn--lg {
  min-height: 52px;
  padding: 14px 26px;
  font-size: 0.94rem;
}

.btn--full {
  width: 100%;
}

.btn--primary {
  background-color: var(--text-primary);
  color: var(--bg-primary);
  border-color: var(--text-primary);
}

.btn--primary:hover {
  background-color: var(--accent);
  border-color: var(--accent);
  color: #FFFFFF;
}

.btn--outline {
  background-color: transparent;
  color: var(--text-primary);
  border-color: var(--border-strong);
}

.btn--outline:hover {
  background-color: var(--text-primary);
  color: var(--bg-primary);
}

.btn--ghost {
  height: 40px;
  padding: 0 14px;
  border: 1px solid var(--border-color);
  background-color: var(--bg-primary);
  font-size: 0.84rem;
}

.btn--ghost:hover {
  border-color: var(--accent);
  color: var(--accent);
}

/* ==========================================================================
   HERO SECTION
   ========================================================================== */
.hero {
  padding: 72px 0 80px;
  border-bottom: 1px solid var(--border-color);
}

.hero__grid {
  display: grid;
  grid-template-columns: 7fr 5fr;
  gap: 48px;
  align-items: start;
}

.section-eyebrow {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 24px;
}

.eyebrow-line {
  flex: 1;
  max-width: 80px;
  height: 1px;
  background-color: var(--border-color);
}

.hero__title {
  font-size: clamp(2.3rem, 4.2vw, 3.75rem);
  line-height: 1.1;
  font-weight: 700;
  letter-spacing: -0.035em;
  margin-bottom: 24px;
}

.hero__title .serif-italic {
  font-weight: 400;
  color: var(--accent);
  padding-right: 4px;
}

.hero__lead {
  font-size: 1.06rem;
  line-height: 1.68;
  color: var(--text-secondary);
  max-width: 62ch;
  margin-bottom: 36px;
}

.hero__cta-group {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-bottom: 48px;
}

.hero__metrics {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid var(--border-color);
  padding-top: 28px;
  gap: 20px;
}

.metric-item {
  border-left: 2px solid var(--border-color);
  padding-left: 16px;
}

.metric-item:first-child {
  border-left-color: var(--accent);
}

.metric-item__value {
  display: block;
  font-family: var(--font-mono);
  font-size: 1.85rem;
  font-weight: 600;
  line-height: 1.1;
  letter-spacing: -0.03em;
  margin-bottom: 6px;
}

.metric-item__value small {
  font-size: 1.1rem;
  color: var(--accent);
}

.metric-item__label {
  display: block;
  font-size: 0.82rem;
  color: var(--text-secondary);
  line-height: 1.4;
}

/* Bảng điều khiển Kiến trúc Trực quan (Right Column Blueprint) */
.blueprint-card {
  position: relative;
  background-color: var(--bg-surface);
  border: 1px solid var(--border-color);
  padding: 26px;
}

.crosshair {
  position: absolute;
  font-family: var(--font-mono);
  font-size: 14px;
  line-height: 1;
  color: var(--text-muted);
  pointer-events: none;
}

.crosshair--tl { top: -8px; left: -5px; }
.crosshair--tr { top: -8px; right: -5px; }
.crosshair--bl { bottom: -8px; left: -5px; }
.crosshair--br { bottom: -8px; right: -5px; }

.blueprint-card__header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  padding-bottom: 18px;
  border-bottom: 1px solid var(--border-color);
  margin-bottom: 18px;
}

.blueprint-card__title {
  font-size: 1.12rem;
  font-weight: 600;
  letter-spacing: -0.02em;
  margin-top: 4px;
}

.badge-live {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  font-weight: 600;
  color: var(--signal-green);
  background-color: var(--signal-green-soft);
  padding: 4px 8px;
  border-radius: var(--radius-sm);
  white-space: nowrap;
}

.blueprint-tabs {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 6px;
  margin-bottom: 18px;
}

.blueprint-tab {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 500;
  padding: 9px 8px;
  border: 1px solid var(--border-color);
  background-color: var(--bg-primary);
  color: var(--text-secondary);
  text-align: center;
  transition: all var(--transition-fast);
}

.blueprint-tab:hover {
  border-color: var(--text-primary);
  color: var(--text-primary);
}

.blueprint-tab.is-active {
  background-color: var(--text-primary);
  color: var(--bg-primary);
  border-color: var(--text-primary);
}

.blueprint-diagram {
  border: 1px solid var(--border-color);
  background-color: var(--bg-primary);
  margin-bottom: 18px;
  overflow: hidden;
}

.arch-svg {
  width: 100%;
  height: auto;
  display: block;
}

.arch-line {
  stroke: var(--border-strong);
  stroke-width: 1.2;
  fill: none;
  opacity: 0.35;
}

.arch-line--flow {
  stroke-dasharray: 5 4;
  opacity: 0.75;
  animation: dashFlow 12s linear infinite;
}

@keyframes dashFlow {
  to {
    stroke-dashoffset: -180;
  }
}

.arch-node rect {
  fill: var(--bg-surface);
  stroke: var(--border-color);
  stroke-width: 1.2;
}

.arch-node--highlight rect {
  stroke: var(--text-primary);
  stroke-width: 1.6;
}

.arch-node--accent rect {
  stroke: var(--accent);
  fill: var(--accent-soft);
  stroke-width: 1.6;
}

.arch-node__code {
  font-family: var(--font-mono);
  font-size: 9px;
  font-weight: 600;
  fill: var(--text-primary);
  letter-spacing: 0.04em;
}

.arch-node__sub {
  font-family: var(--font-sans);
  font-size: 8.5px;
  fill: var(--text-secondary);
}

.blueprint-specs {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border: 1px solid var(--border-color);
  background-color: var(--bg-primary);
  margin-bottom: 16px;
}

.spec-box {
  padding: 12px;
  border-right: 1px solid var(--border-color);
}

.spec-box:last-child {
  border-right: none;
}

.spec-box__val {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.95rem;
  font-weight: 600;
  margin-top: 4px;
}

.spec-box__val--accent {
  color: var(--accent);
}

.blueprint-desc {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

/* ==========================================================================
   TRUST BAR (DẢI LĨNH VỰC TRỌNG TÂM)
   ========================================================================== */
.trust-bar {
  border-bottom: 1px solid var(--border-color);
  background-color: var(--bg-secondary);
  padding: 20px 0;
}

.trust-bar__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 20px;
}

.trust-bar__list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 26px;
}

.trust-bar__list li {
  font-family: var(--font-mono);
  font-size: 0.76rem;
  font-weight: 500;
  letter-spacing: 0.03em;
  color: var(--text-primary);
}

/* ==========================================================================
   SECTIONS & HEADERS
   ========================================================================== */
.section {
  padding: 96px 0;
}

.section--bordered {
  border-top: 1px solid var(--border-color);
}

.section-header {
  display: grid;
  grid-template-columns: 7fr 5fr;
  gap: 40px;
  align-items: end;
  margin-bottom: 56px;
}

.section-title {
  font-size: clamp(1.85rem, 3.2vw, 2.75rem);
  line-height: 1.15;
  font-weight: 700;
  letter-spacing: -0.03em;
  margin-top: 12px;
}

.section-title .serif-italic {
  color: var(--accent);
  font-weight: 400;
}

.section-subtitle {
  font-size: 1rem;
  color: var(--text-secondary);
  line-height: 1.65;
}

/* ==========================================================================
   01. ASYMMETRIC BENTO GRID (NĂNG LỰC CỐT LÕI)
   ========================================================================== */
.bento-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  border-top: 1px solid var(--border-color);
  border-left: 1px solid var(--border-color);
}

.bento-card {
  background-color: var(--bg-surface);
  border-right: 1px solid var(--border-color);
  border-bottom: 1px solid var(--border-color);
  padding: 38px 34px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: background-color var(--transition-fast);
}

.bento-card:hover {
  background-color: var(--bg-elevated);
}

.bento-card--span-7 {
  grid-column: span 7;
}

.bento-card--span-5 {
  grid-column: span 5;
}

.bento-card__top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 20px;
}

.bento-card__badge {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  padding: 3px 9px;
  border: 1px solid var(--border-color);
  background-color: var(--bg-primary);
  color: var(--text-secondary);
}

.bento-card__title {
  font-size: 1.4rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.28;
  margin-bottom: 14px;
}

.bento-card__text {
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.65;
  margin-bottom: 26px;
}

/* Khối hiển thị cấu hình kỹ thuật trong Bento 1 */
.code-preview {
  background-color: var(--bg-code);
  color: #E8E6DF;
  border-radius: var(--radius-sm);
  overflow: hidden;
  margin-bottom: 26px;
  border: 1px solid var(--border-color);
}

.code-preview__bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 14px;
  background-color: rgba(255, 255, 255, 0.05);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.code-preview__status {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: #28C780;
}

.code-preview__body {
  padding: 14px;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  line-height: 1.6;
  overflow-x: auto;
}

/* Khối Design Tokens trong Bento 3 */
.design-tokens-mini {
  border: 1px solid var(--border-color);
  background-color: var(--bg-primary);
  margin-bottom: 26px;
}

.token-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 14px;
  border-bottom: 1px solid var(--border-color);
  font-size: 0.82rem;
}

.token-row:last-child {
  border-bottom: none;
}

.token-sample {
  font-family: var(--font-mono);
  font-weight: 500;
}

.token-sample--pass {
  color: var(--signal-green);
}

/* Khối so sánh hiệu suất trong Bento 2 */
.efficiency-meter {
  border: 1px solid var(--border-color);
  background-color: var(--bg-primary);
  padding: 16px;
  margin-bottom: 26px;
}

.efficiency-meter__row + .efficiency-meter__row {
  margin-top: 14px;
}

.efficiency-meter__label {
  display: flex;
  justify-content: space-between;
  font-size: 0.8rem;
  margin-bottom: 6px;
}

.efficiency-meter__bar {
  height: 8px;
  background-color: var(--bg-secondary);
  overflow: hidden;
}

.efficiency-meter__fill {
  height: 100%;
}

.efficiency-meter__fill--muted {
  background-color: var(--text-muted);
  opacity: 0.45;
}

.efficiency-meter__fill--accent {
  background-color: var(--accent);
}

/* Khối Tư vấn trong Bento 4 */
.advisory-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 26px;
}

.advisory-item {
  border: 1px solid var(--border-color);
  background-color: var(--bg-primary);
  padding: 16px;
  display: flex;
  gap: 12px;
}

.advisory-item strong {
  display: block;
  font-size: 0.9rem;
  margin-bottom: 4px;
}

.advisory-item p {
  font-size: 0.82rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

.tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: auto;
}

.tag-list li,
.tag-list span {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  padding: 4px 10px;
  border: 1px solid var(--border-color);
  background-color: var(--bg-primary);
  color: var(--text-secondary);
}

/* ==========================================================================
   02. HỒ SƠ DỰ ÁN (CASE STUDIES)
   ========================================================================== */
.filter-group {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  justify-content: flex-end;
}

.filter-btn {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  padding: 8px 14px;
  border: 1px solid var(--border-color);
  background-color: var(--bg-surface);
  color: var(--text-secondary);
  transition: all var(--transition-fast);
}

.filter-btn:hover {
  border-color: var(--text-primary);
  color: var(--text-primary);
}

.filter-btn.is-active {
  background-color: var(--text-primary);
  color: var(--bg-primary);
  border-color: var(--text-primary);
}

.case-list {
  border-top: 1px solid var(--border-color);
}

.case-card {
  display: grid;
  grid-template-columns: 2fr 5fr 3fr 2fr;
  gap: 28px;
  align-items: center;
  padding: 36px 24px;
  border-bottom: 1px solid var(--border-color);
  background-color: var(--bg-primary);
  transition: background-color var(--transition-fast), padding-left var(--transition-fast);
}

.case-card:hover {
  background-color: var(--bg-surface);
  padding-left: 32px;
}

.case-card.is-hidden {
  display: none;
}

.case-card__sector {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--accent);
  margin-top: 6px;
}

.case-card__title {
  font-size: 1.28rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 10px;
}

.case-card__summary {
  font-size: 0.92rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 14px;
}

.case-card__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.case-card__tags span {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  padding: 2px 8px;
  border: 1px solid var(--border-color);
  color: var(--text-muted);
}

.case-card__stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  border-left: 1px solid var(--border-color);
  padding-left: 20px;
}

.case-stat__num {
  display: block;
  font-family: var(--font-mono);
  font-size: 1.55rem;
  font-weight: 600;
  line-height: 1.1;
  margin-bottom: 4px;
}

.case-stat__num small {
  font-size: 0.95rem;
  color: var(--accent);
}

.case-stat__label {
  font-size: 0.76rem;
  color: var(--text-secondary);
  display: block;
}

.case-card__action {
  display: flex;
  justify-content: flex-end;
}

/* ==========================================================================
   03. CÔNG CỤ TÍNH ROI & ƯỚC TÍNH DỰ ÁN (INTERACTIVE ESTIMATOR)
   ========================================================================== */
.estimator-box {
  display: grid;
  grid-template-columns: 7fr 5fr;
  border: 1px solid var(--border-color);
  background-color: var(--bg-surface);
}

.estimator-controls {
  padding: 40px;
  border-right: 1px solid var(--border-color);
}

.control-group + .control-group {
  margin-top: 32px;
}

.control-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 12px;
}

.control-label {
  display: block;
  font-weight: 600;
  font-size: 0.95rem;
  margin-bottom: 12px;
}

.control-header .control-label {
  margin-bottom: 0;
}

.scope-pills {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
}

.scope-pill {
  padding: 14px 12px;
  border: 1px solid var(--border-color);
  background-color: var(--bg-primary);
  font-size: 0.84rem;
  font-weight: 500;
  text-align: left;
  line-height: 1.4;
  transition: all var(--transition-fast);
}

.scope-pill:hover {
  border-color: var(--text-primary);
}

.scope-pill.is-active {
  background-color: var(--text-primary);
  color: var(--bg-primary);
  border-color: var(--text-primary);
}

.custom-range {
  -webkit-appearance: none;
  appearance: none;
  width: 100%;
  height: 6px;
  background: var(--border-color);
  outline: none;
  margin: 10px 0 8px;
}

.custom-range::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 20px;
  height: 20px;
  background: var(--accent);
  border: 2px solid var(--bg-surface);
  cursor: pointer;
  transition: transform var(--transition-fast);
}

.custom-range::-webkit-slider-thumb:hover {
  transform: scale(1.15);
}

.custom-range::-moz-range-thumb {
  width: 20px;
  height: 20px;
  background: var(--accent);
  border: 2px solid var(--bg-surface);
  cursor: pointer;
}

.range-marks {
  display: flex;
  justify-content: space-between;
}

.estimator-output {
  padding: 40px;
  background-color: var(--bg-primary);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.estimator-output__header {
  display: flex;
  justify-content: space-between;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--border-color);
  margin-bottom: 24px;
}

.estimator-kpis {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-bottom: 28px;
}

.kpi-block {
  border: 1px solid var(--border-color);
  background-color: var(--bg-surface);
  padding: 20px;
}

.kpi-block__number {
  font-family: var(--font-mono);
  font-size: 2rem;
  font-weight: 600;
  line-height: 1.15;
  margin: 8px 0 6px;
  letter-spacing: -0.03em;
}

.kpi-block__number small {
  font-size: 0.95rem;
  font-weight: 500;
}

.kpi-block__number--accent {
  color: var(--accent);
}

.kpi-block__note {
  display: block;
  font-size: 0.78rem;
  color: var(--text-secondary);
  line-height: 1.4;
}

.estimator-plan {
  border-top: 1px solid var(--border-color);
  border-bottom: 1px solid var(--border-color);
  padding: 18px 0;
  margin-bottom: 24px;
}

.plan-row {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.plan-row + .plan-row {
  margin-top: 14px;
}

.plan-row strong {
  font-size: 0.92rem;
}

/* ==========================================================================
   04. QUY TRÌNH 4 GIAI ĐOẠN (PROCESS)
   ========================================================================== */
.process-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-top: 1px solid var(--border-color);
  border-left: 1px solid var(--border-color);
}

.process-step {
  border-right: 1px solid var(--border-color);
  border-bottom: 1px solid var(--border-color);
  background-color: var(--bg-surface);
  padding: 32px 26px;
  display: flex;
  flex-direction: column;
}

.process-step__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 24px;
}

.process-step__num {
  font-family: var(--font-mono);
  font-size: 1.75rem;
  font-weight: 600;
  color: var(--accent);
  line-height: 1;
}

.process-step__title {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 12px;
  line-height: 1.35;
}

.process-step__desc {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 24px;
}

.process-step__deliverable {
  margin-top: auto;
  padding-top: 16px;
  border-top: 1px dashed var(--border-color);
  font-size: 0.82rem;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

/* ==========================================================================
   05. TRIẾT LÝ & FAQ ACCORDION
   ========================================================================== */
.faq-layout {
  display: grid;
  grid-template-columns: 5fr 7fr;
  gap: 56px;
  align-items: start;
}

.editorial-quote {
  margin-top: 32px;
  padding: 26px;
  border-left: 3px solid var(--accent);
  background-color: var(--bg-surface);
}

.editorial-quote p {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 1.2rem;
  line-height: 1.5;
  margin-bottom: 16px;
}

.editorial-quote footer {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
  font-size: 0.82rem;
}

.accordion {
  border-top: 1px solid var(--border-color);
}

.accordion-item {
  border-bottom: 1px solid var(--border-color);
}

.accordion-trigger {
  width: 100%;
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 22px 0;
  text-align: left;
  font-weight: 600;
  font-size: 1.02rem;
}

.accordion-trigger__question {
  flex: 1;
  line-height: 1.4;
}

.accordion-trigger__icon {
  position: relative;
  width: 16px;
  height: 16px;
  flex-shrink: 0;
}

.accordion-trigger__icon::before,
.accordion-trigger__icon::after {
  content: "";
  position: absolute;
  background-color: var(--text-primary);
  transition: transform var(--transition-fast);
}

.accordion-trigger__icon::before {
  top: 7px;
  left: 0;
  width: 16px;
  height: 1.5px;
}

.accordion-trigger__icon::after {
  top: 0;
  left: 7px;
  width: 1.5px;
  height: 16px;
}

.accordion-trigger[aria-expanded="true"] .accordion-trigger__icon::after {
  transform: rotate(90deg);
}

.accordion-content {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-smooth);
}

.accordion-content__inner {
  padding: 0 0 24px 32px;
  color: var(--text-secondary);
  font-size: 0.94rem;
  line-height: 1.68;
}

/* ==========================================================================
   06. LIÊN HỆ & ĐẶT LỊCH TƯ VẤN (CONTACT)
   ========================================================================== */
.contact-grid {
  display: grid;
  grid-template-columns: 5fr 7fr;
  gap: 56px;
  align-items: start;
}

.contact-info__lead {
  margin-top: 16px;
  font-size: 1rem;
  color: var(--text-secondary);
  line-height: 1.65;
  margin-bottom: 32px;
}

.office-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 28px;
}

.office-card {
  border: 1px solid var(--border-color);
  background-color: var(--bg-surface);
  padding: 20px;
}

.office-card strong {
  display: block;
  font-size: 0.95rem;
  margin: 6px 0 4px;
}

.office-card p {
  font-size: 0.84rem;
  color: var(--text-secondary);
  margin-bottom: 10px;
}

.mono-link {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--accent);
}

.direct-channels {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding-top: 20px;
  border-top: 1px solid var(--border-color);
}

.direct-email {
  display: block;
  font-family: var(--font-mono);
  font-size: 1rem;
  font-weight: 600;
  margin-top: 2px;
  text-decoration: underline;
  text-underline-offset: 4px;
}

.contact-form {
  border: 1px solid var(--border-color);
  background-color: var(--bg-surface);
  padding: 36px;
}

.form-header {
  padding-bottom: 16px;
  border-bottom: 1px solid var(--border-color);
  margin-bottom: 24px;
}

.form-row--2col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}

.form-field {
  margin-bottom: 20px;
}

.form-field label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 8px;
}

.form-field input,
.form-field textarea {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid var(--border-color);
  background-color: var(--bg-primary);
  font-size: 0.92rem;
  transition: border-color var(--transition-fast);
}

.form-field input:focus,
.form-field textarea:focus {
  outline: none;
  border-color: var(--accent);
}

.chip-selector {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.chip {
  font-size: 0.82rem;
  font-weight: 500;
  padding: 8px 14px;
  border: 1px solid var(--border-color);
  background-color: var(--bg-primary);
  color: var(--text-secondary);
  transition: all var(--transition-fast);
}

.chip:hover {
  border-color: var(--text-primary);
  color: var(--text-primary);
}

.chip.is-selected {
  background-color: var(--text-primary);
  color: var(--bg-primary);
  border-color: var(--text-primary);
}

.form-footer {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.form-feedback {
  margin-top: 20px;
  padding: 18px;
  border: 1px solid var(--signal-green);
  background-color: var(--signal-green-soft);
}

.form-feedback__title {
  font-weight: 700;
  color: var(--signal-green);
  margin-bottom: 4px;
}

.form-feedback__text {
  font-size: 0.88rem;
  color: var(--text-primary);
}

/* ==========================================================================
   FOOTER
   ========================================================================== */
.footer {
  border-top: 1px solid var(--border-color);
  background-color: var(--bg-secondary);
  padding: 64px 0 36px;
}

.footer__top {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 40px;
  padding-bottom: 44px;
  border-bottom: 1px solid var(--border-color);
}

.footer__brand {
  max-width: 380px;
}

.footer__tagline {
  margin-top: 14px;
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

.footer__nav-cols {
  display: flex;
  gap: 64px;
  flex-wrap: wrap;
}

.footer__col ul {
  margin-top: 12px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.footer__col a {
  font-size: 0.88rem;
  color: var(--text-secondary);
  transition: color var(--transition-fast);
}

.footer__col a:hover {
  color: var(--accent);
}

.footer__bottom {
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
}

/* ==========================================================================
   MODAL CHI TIẾT KIẾN TRÚC DỰ ÁN
   ========================================================================== */
.modal-backdrop {
  position: fixed;
  inset: 0;
  z-index: 100;
  background-color: rgba(12, 12, 10, 0.72);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-fast);
}

.modal-backdrop.is-open {
  opacity: 1;
  pointer-events: auto;
}

.modal-dialog {
  width: 100%;
  max-width: 720px;
  max-height: 90vh;
  overflow-y: auto;
  background-color: var(--bg-surface);
  border: 1px solid var(--border-strong);
  padding: 32px;
  transform: translateY(12px);
  transition: transform var(--transition-smooth);
}

.modal-backdrop.is-open .modal-dialog {
  transform: translateY(0);
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--border-color);
  margin-bottom: 24px;
}

.modal-close {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  padding: 6px 10px;
  border: 1px solid var(--border-color);
}

.modal-close:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.modal-title {
  font-size: 1.5rem;
  font-weight: 700;
  line-height: 1.25;
  margin-bottom: 6px;
}

.modal-subtitle {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--accent);
  margin-bottom: 20px;
}

.modal-kpis {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border: 1px solid var(--border-color);
  background-color: var(--bg-primary);
  margin-bottom: 24px;
}

.modal-kpi-item {
  padding: 14px;
  border-right: 1px solid var(--border-color);
}

.modal-kpi-item:last-child {
  border-right: none;
}

.modal-kpi-item strong {
  display: block;
  font-family: var(--font-mono);
  font-size: 1.25rem;
  color: var(--text-primary);
}

.modal-kpi-item span {
  font-size: 0.76rem;
  color: var(--text-secondary);
}

.modal-block {
  margin-bottom: 20px;
}

.modal-block p {
  margin-top: 6px;
  font-size: 0.94rem;
  color: var(--text-secondary);
  line-height: 1.65;
}

.modal-block .tag-list {
  margin-top: 10px;
}

.modal-footer {
  padding-top: 20px;
  border-top: 1px solid var(--border-color);
  display: flex;
  justify-content: flex-end;
}

/* ==========================================================================
   HIỆU ỨNG CUỘN TRANG (REVEAL ANIMATION)
   ========================================================================== */
.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 550ms cubic-bezier(0.16, 1, 0.3, 1), transform 550ms cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (prefers-reduced-motion: reduce) {
  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }
  .arch-line--flow,
  .status-dot {
    animation: none;
  }
}

/* ==========================================================================
   RESPONSIVE BREAKPOINTS
   ========================================================================== */
@media (max-width: 1024px) {
  .hero__grid,
  .section-header,
  .estimator-box,
  .faq-layout,
  .contact-grid {
    grid-template-columns: 1fr;
  }

  .bento-card--span-7,
  .bento-card--span-5 {
    grid-column: span 12;
  }

  .estimator-controls {
    border-right: none;
    border-bottom: 1px solid var(--border-color);
  }

  .case-card {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .case-card__stats {
    border-left: none;
    padding-left: 0;
    border-top: 1px solid var(--border-color);
    padding-top: 14px;
  }

  .case-card__action {
    justify-content: flex-start;
  }

  .process-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .filter-group {
    justify-content: flex-start;
  }
}

@media (max-width: 768px) {
  .hide-mobile {
    display: none;
  }

  .nav {
    position: fixed;
    top: 106px;
    left: 0;
    right: 0;
    background-color: var(--bg-surface);
    border-bottom: 1px solid var(--border-color);
    flex-direction: column;
    align-items: flex-start;
    padding: 20px 28px;
    gap: 16px;
    transform: translateY(-120%);
    opacity: 0;
    pointer-events: none;
    transition: all var(--transition-smooth);
  }

  .nav.is-open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }

  .mobile-menu-btn {
    display: inline-flex;
  }

  .hero__metrics,
  .scope-pills,
  .estimator-kpis,
  .process-grid,
  .advisory-grid,
  .office-list,
  .form-row--2col,
  .modal-kpis {
    grid-template-columns: 1fr;
  }

  .section {
    padding: 64px 0;
  }

  .contact-form,
  .estimator-controls,
  .estimator-output,
  .bento-card {
    padding: 24px 20px;
  }
}

/* ==========================================================================
   DESIGN SPELLS MICRO-INTERACTIONS (SPOTLIGHT, DATA PACKETS, COMMAND DOCK, TOAST)
   ========================================================================== */

/* 1. Thanh tiến trình cuộn trang mảnh trên cùng */
.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  height: 2.5px;
  width: 0%;
  background-color: var(--accent);
  z-index: 120;
  transition: width 80ms linear;
}

/* 2. Phản hồi xúc giác khi nhấn nút (Tactile Press Feedback) */
.btn:active,
.blueprint-tab:active,
.filter-btn:active,
.scope-pill:active,
.chip:active,
.dock-btn:active {
  transform: scale(0.97) !important;
}

/* 3. Hạt dữ liệu chuyển động & Node Inspector trên Sơ đồ SVG */
.arch-packet {
  fill: var(--accent);
  filter: drop-shadow(0 0 4px var(--accent));
}

.arch-packet--green {
  fill: var(--signal-green);
  filter: drop-shadow(0 0 4px var(--signal-green));
}

.arch-node {
  cursor: pointer;
  transition: transform var(--transition-fast);
  transform-box: fill-box;
  transform-origin: center;
}

.arch-node:hover,
.arch-node:focus-visible,
.arch-node.is-inspected {
  transform: translateY(-2px);
  outline: none;
}

.arch-node:hover rect,
.arch-node:focus-visible rect,
.arch-node.is-inspected rect {
  stroke: var(--accent);
  stroke-width: 1.8;
}

.blueprint-inspector {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 9px 12px;
  border-top: 1px solid var(--border-color);
  background-color: var(--bg-secondary);
  min-height: 36px;
}

.blueprint-inspector__dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: var(--accent);
  flex-shrink: 0;
}

.blueprint-inspector.is-active .mono-label {
  color: var(--text-primary);
}

/* 4. Hiệu ứng Radial Spotlight theo con trỏ chuột trên thẻ Bento & Process */
.bento-card,
.process-step,
.office-card {
  position: relative;
  overflow: hidden;
}

.bento-card::before,
.process-step::before,
.office-card::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(
    420px circle at var(--spot-x, -999px) var(--spot-y, -999px),
    var(--accent-soft),
    transparent 65%
  );
  opacity: 0;
  pointer-events: none;
  transition: opacity 280ms ease;
}

.bento-card:hover::before,
.process-step:hover::before,
.office-card:hover::before {
  opacity: 1;
}

/* 5. Nút sao chép nhanh Code Config & Email */
.code-preview__actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.copy-snippet-btn {
  padding: 3px 8px;
  border: 1px solid rgba(255, 255, 255, 0.22);
  border-radius: var(--radius-sm);
  color: #E8E6DF;
  font-size: 0.65rem;
  transition: all var(--transition-fast);
}

.copy-snippet-btn:hover {
  border-color: var(--accent);
  background-color: var(--accent);
  color: #FFFFFF;
}

.copy-snippet-btn.is-copied {
  border-color: #28C780;
  background-color: rgba(40, 199, 128, 0.2);
  color: #28C780;
}

.email-copy-row {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-top: 4px;
}

.copy-email-pill {
  padding: 3px 9px;
  border: 1px solid var(--border-color);
  background-color: var(--bg-surface);
  border-radius: var(--radius-sm);
  font-size: 0.66rem;
  color: var(--text-secondary);
  transition: all var(--transition-fast);
}

.copy-email-pill:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.copy-email-pill.is-copied {
  border-color: var(--signal-green);
  background-color: var(--signal-green-soft);
  color: var(--signal-green);
}

/* Hiệu ứng nháy nhẹ khi số KPI thay đổi */
.kpi-block__number.is-pulsing,
.spec-box__val.is-pulsing {
  animation: kpiPulse 260ms cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes kpiPulse {
  0% { transform: scale(1); }
  45% { transform: scale(1.04); color: var(--accent); }
  100% { transform: scale(1); }
}

/* 6. Floating Command Dock (Góc dưới bên phải) */
.floating-dock {
  position: fixed;
  right: 24px;
  bottom: 24px;
  z-index: 80;
  display: flex;
  align-items: center;
  gap: 8px;
  opacity: 0;
  transform: translateY(14px);
  pointer-events: none;
  transition: opacity var(--transition-smooth), transform var(--transition-smooth);
}

.floating-dock.is-visible {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

.dock-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  height: 40px;
  padding: 0 14px;
  background-color: var(--bg-elevated);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
  transition: all var(--transition-fast);
}

.dock-btn:hover {
  border-color: var(--accent);
  transform: translateY(-2px);
}

.dock-btn--top {
  padding: 0 11px;
}

.dock-kbd {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  padding: 2px 6px;
  border: 1px solid var(--border-color);
  background-color: var(--bg-secondary);
  color: var(--text-primary);
  border-radius: var(--radius-sm);
}

/* 7. Command Palette Modal (Ctrl+K / ⌘K) */
.cmd-backdrop {
  position: fixed;
  inset: 0;
  z-index: 110;
  background-color: rgba(12, 12, 10, 0.68);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding: 12vh 20px 20px;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-fast);
}

.cmd-backdrop.is-open {
  opacity: 1;
  pointer-events: auto;
}

.cmd-dialog {
  width: 100%;
  max-width: 560px;
  background-color: var(--bg-surface);
  border: 1px solid var(--border-strong);
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.28);
  transform: scale(0.96) translateY(-8px);
  transition: transform var(--transition-smooth);
}

.cmd-backdrop.is-open .cmd-dialog {
  transform: scale(1) translateY(0);
}

.cmd-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 18px;
  border-bottom: 1px solid var(--border-color);
  background-color: var(--bg-secondary);
}

.cmd-header .dock-kbd {
  cursor: pointer;
}

.cmd-list {
  display: flex;
  flex-direction: column;
}

.cmd-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 18px;
  border-bottom: 1px solid var(--border-color);
  text-align: left;
  transition: background-color var(--transition-fast), padding-left var(--transition-fast);
}

.cmd-item:last-child {
  border-bottom: none;
}

.cmd-item:hover,
.cmd-item:focus-visible {
  background-color: var(--bg-elevated);
  padding-left: 24px;
  outline: none;
}

.cmd-item__label {
  flex: 1;
  font-size: 0.9rem;
  font-weight: 500;
}

/* 8. Micro Toast Notification */
.micro-toast {
  position: fixed;
  left: 50%;
  bottom: 28px;
  transform: translate(-50%, 20px);
  z-index: 130;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 10px 18px;
  background-color: var(--text-primary);
  color: var(--bg-primary);
  border-radius: var(--radius-sm);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-fast), transform var(--transition-smooth);
}

.micro-toast.is-shown {
  opacity: 1;
  transform: translate(-50%, 0);
}

.micro-toast .mono-label {
  color: var(--bg-primary);
}

.micro-toast__dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background-color: #28C780;
}

/* Chế độ in Hồ sơ Năng lực (Print Profile) */
@media print {
  .topbar,
  .header,
  .grid-guide,
  .modal-backdrop,
  .hero__cta-group,
  .estimator-cta,
  .floating-dock,
  .cmd-backdrop,
  .micro-toast,
  .scroll-progress {
    display: none !important;
  }
  body {
    background: #FFFFFF;
    color: #000000;
  }
  .reveal {
    opacity: 1 !important;
    transform: none !important;
  }
}