/* ===================================================================
   ITD Next Dimension — Components
   =================================================================== */

/* ===================================================================
   Buttons (pill)
   =================================================================== */

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 24px;
  border-radius: var(--radius-pill);
  font-family: var(--font-sans);
  font-size: 14px;
  font-weight: 500;
  letter-spacing: -0.005em;
  border: 1px solid transparent;
  background: transparent;
  cursor: pointer;
  transition:
    background var(--t-base),
    color var(--t-base),
    border-color var(--t-base),
    transform var(--t-fast);
  white-space: nowrap;
  text-decoration: none;
  color: var(--ink);
}

.btn:hover { transform: translateY(-1px); }
.btn:active { transform: translateY(0); }

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

.btn-primary:hover {
  background: var(--chrome-mid);
  border-color: var(--chrome-mid);
  color: var(--bg);
}

.btn-secondary {
  background: transparent;
  color: var(--ink);
  border-color: var(--border-strong);
}

.btn-secondary:hover {
  background: var(--surface);
  border-color: var(--ink);
}

.btn-ghost {
  background: transparent;
  color: var(--ink-2);
  border-color: transparent;
}

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

.btn .arrow { transition: transform var(--t-base); }
.btn:hover .arrow { transform: translateX(3px); }

/* Large hero button */
.btn-lg {
  padding: 15px 28px;
  font-size: 15px;
}

/* ===================================================================
   HERO
   =================================================================== */

.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: calc(var(--nav-height) + 80px) var(--section-pad-h) 120px;
  position: relative;
  overflow: hidden;
  background: var(--bg);
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--border) 1px, transparent 1px),
    linear-gradient(90deg, var(--border) 1px, transparent 1px);
  background-size: 64px 64px;
  opacity: 0.5;
  -webkit-mask-image: radial-gradient(ellipse 60% 60% at 50% 40%, #000 0%, transparent 75%);
          mask-image: radial-gradient(ellipse 60% 60% at 50% 40%, #000 0%, transparent 75%);
  pointer-events: none;
}

.hero-watermark {
  position: absolute;
  bottom: -180px;
  left: 50%;
  transform: translateX(-50%);
  width: min(820px, 90vw);
  height: 600px;
  background: var(--nd-mark) center/contain no-repeat;
  opacity: 0.07;
  pointer-events: none;
}

[data-theme="dark"] .hero-watermark { opacity: 0.10; }

.hero-inner {
  max-width: 920px;
  margin: 0 auto;
  text-align: center;
  position: relative;
  z-index: 1;
}

.hero .eyebrow-pill {
  margin-bottom: 32px;
}

.hero h1 {
  font-family: var(--font-sans);
  font-weight: 500;
  font-size: clamp(48px, 7vw, 92px);
  line-height: 0.98;
  letter-spacing: -0.04em;
  color: var(--ink);
  margin-bottom: 8px;
}

.hero h1 .italic {
  font-family: var(--font-serif);
  font-style: italic;
  font-weight: 400;
  font-size: 1.04em;
  letter-spacing: -0.02em;
  display: block;
  margin-top: 4px;
}

.hero p {
  margin: 32px auto 0;
  max-width: 620px;
  font-size: 19px;
  line-height: 1.55;
  color: var(--ink-2);
}

.hero-buttons {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
  margin-top: 40px;
}

/* ===================================================================
   GRID layouts
   =================================================================== */

.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }

/* ===================================================================
   CARD (editorial style — numbered, no emoji)
   =================================================================== */

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
  padding: 28px;
  display: flex;
  flex-direction: column;
  min-height: 280px;
  position: relative;
  overflow: hidden;
  transition: border-color var(--t-base), transform var(--t-base), box-shadow var(--t-base);
}

.card:hover {
  border-color: var(--border-strong);
  transform: translateY(-2px);
  box-shadow: 0 12px 30px -16px var(--halo);
}

.card-num {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--ink-3);
  margin-bottom: auto;
}

.card-body {
  margin-top: 36px;
}

.card h3 {
  font-size: 22px;
  font-weight: 500;
  letter-spacing: -0.015em;
  color: var(--ink);
  margin-bottom: 10px;
}

.card p {
  font-size: 14px;
  line-height: 1.6;
  color: var(--ink-2);
  margin-bottom: 16px;
}

.card-bullets {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-top: 4px;
}

.card-bullets li {
  font-size: 13.5px;
  line-height: 1.55;
  color: var(--ink-2);
  padding-left: 18px;
  position: relative;
}

.card-bullets li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 9px;
  width: 8px;
  height: 1px;
  background: var(--ink-3);
}

/* Mission card variant — left border accent */
.card-mission {
  border-left: 2px solid var(--ink);
}

/* ===================================================================
   STATS bar — italic serif numerals
   =================================================================== */

.stats-bar {
  padding: 80px var(--section-pad-h);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.stats-bar .section-inner {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
}

.stat-item {
  border-top: 1px solid var(--border-strong);
  padding-top: 18px;
}

.stat-item .stat-number {
  font-family: var(--font-serif);
  font-style: italic;
  font-weight: 400;
  font-size: clamp(48px, 5vw, 72px);
  line-height: 0.92;
  letter-spacing: -0.02em;
  color: var(--ink);
  margin-bottom: 12px;
}

.stat-item .stat-label {
  font-size: 14px;
  color: var(--ink-2);
  line-height: 1.45;
}

/* ===================================================================
   CTA block
   =================================================================== */

.cta-block {
  text-align: center;
  padding: 120px var(--section-pad-h);
  background: var(--surface);
  border-top: 1px solid var(--border);
  position: relative;
  overflow: hidden;
}

.cta-block::after {
  content: '';
  position: absolute;
  bottom: -240px;
  left: 50%;
  transform: translateX(-50%);
  width: 720px;
  height: 540px;
  background: var(--nd-mark) center/contain no-repeat;
  opacity: 0.05;
  pointer-events: none;
}

[data-theme="dark"] .cta-block::after { opacity: 0.08; }

.cta-block .section-inner {
  max-width: 720px;
  position: relative;
  z-index: 1;
}

.cta-block .eyebrow { margin-bottom: 24px; justify-content: center; }
.cta-block h2 { margin-bottom: 20px; }

.cta-block h2 .italic {
  display: inline;
}

.cta-block p {
  font-size: 18px;
  max-width: 560px;
  margin: 0 auto 36px;
  color: var(--ink-2);
}

.cta-buttons {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
}

/* ===================================================================
   Customer trust bar
   =================================================================== */

.trust-bar {
  padding: 60px var(--section-pad-h);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 56px;
  flex-wrap: wrap;
}

.trust-bar .trust-label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--ink-3);
  text-transform: uppercase;
}

.trust-bar .trust-name {
  font-family: var(--font-sans);
  font-size: 16px;
  font-weight: 500;
  letter-spacing: 0.06em;
  color: var(--ink-2);
  opacity: 0.7;
}

/* ===================================================================
   Customers / industry grid
   =================================================================== */

.customers-section {
  padding: var(--section-pad-v) var(--section-pad-h);
}

.industry-grid {
  display: flex;
  flex-direction: column;
  gap: 28px;
  margin-top: 24px;
}

.industry-block {
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: 28px;
  align-items: flex-start;
  padding: 24px 0;
  border-top: 1px solid var(--border);
}

.industry-block:first-child { border-top: 1px solid var(--border-strong); }

.industry-label {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: var(--ink-3);
  padding-top: 6px;
}

.industry-companies {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.company-chip {
  display: inline-block;
  padding: 6px 12px;
  border-radius: var(--radius-pill);
  background: var(--surface);
  border: 1px solid var(--border);
  font-size: 13px;
  color: var(--ink-2);
  font-weight: 500;
  letter-spacing: -0.005em;
  transition: border-color var(--t-base), color var(--t-base);
}

.company-chip:hover {
  border-color: var(--ink);
  color: var(--ink);
}

/* ===================================================================
   Team card
   =================================================================== */

.team-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
  padding: 28px;
  transition: border-color var(--t-base), transform var(--t-base);
}

.team-card:hover {
  border-color: var(--border-strong);
  transform: translateY(-2px);
}

.team-avatar {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--ink);
  color: var(--bg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 500;
  letter-spacing: 0.04em;
  margin-bottom: 18px;
}

.team-card h3 {
  font-size: 18px;
  margin-bottom: 4px;
}

.team-role {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-3);
  margin-bottom: 14px;
}

.team-bio {
  font-size: 14px;
  color: var(--ink-2);
  line-height: 1.6;
  margin-bottom: 16px;
}

.team-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.tag-pill {
  display: inline-block;
  padding: 4px 10px;
  border-radius: var(--radius-pill);
  background: var(--bg-deep);
  border: 1px solid var(--border);
  font-size: 11.5px;
  color: var(--ink-2);
  font-weight: 500;
}

/* ===================================================================
   Pathway card (numbered stages)
   =================================================================== */

.pathway-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
  padding: 32px;
  position: relative;
  transition: border-color var(--t-base), transform var(--t-base);
}

.pathway-card:hover {
  border-color: var(--border-strong);
  transform: translateY(-2px);
}

.pathway-number {
  font-family: var(--font-serif);
  font-style: italic;
  font-weight: 400;
  font-size: 56px;
  line-height: 0.9;
  letter-spacing: -0.02em;
  color: var(--ink);
  margin-bottom: 8px;
}

.pathway-stage {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink-3);
  margin-bottom: 18px;
}

.pathway-card h3 { margin-bottom: 12px; }
.pathway-card p { font-size: 14.5px; margin-bottom: 20px; color: var(--ink-2); }

.pathway-bullets {
  display: flex;
  flex-direction: column;
  gap: 8px;
  border-top: 1px solid var(--border);
  padding-top: 16px;
}

.pathway-bullets li {
  font-size: 13.5px;
  color: var(--ink-2);
  padding-left: 18px;
  position: relative;
}

.pathway-bullets li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 9px;
  width: 8px;
  height: 1px;
  background: var(--ink-3);
}

/* ===================================================================
   Course-specific
   =================================================================== */

.course-badge {
  display: inline-block;
  padding: 4px 10px;
  border-radius: var(--radius-pill);
  background: var(--bg-deep);
  border: 1px solid var(--border);
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-2);
  margin-bottom: 14px;
}

.course-zh {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 16px;
  color: var(--ink-2);
  margin: 2px 0 18px;
}

.course-meta {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin: 6px 0 16px;
  padding: 14px 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.course-meta-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  color: var(--ink-2);
  letter-spacing: 0.04em;
}

.course-meta-item .label {
  color: var(--ink-3);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  min-width: 64px;
}

.course-modules {
  display: flex;
  flex-direction: column;
  gap: 4px;
  margin-bottom: 16px;
}

.course-modules li {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--ink-2);
  letter-spacing: 0.02em;
  padding: 6px 10px;
  border-radius: 6px;
  background: var(--bg-deep);
}

.course-target {
  font-size: 13px;
  color: var(--ink-2);
  border-top: 1px dashed var(--border);
  padding-top: 14px;
}

.course-target strong {
  color: var(--ink);
  font-weight: 500;
}

/* ===================================================================
   Feature tile (Zhenyun-style)
   =================================================================== */

.feature-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
  margin-bottom: 40px;
}

.feature-tile {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
  padding: 28px;
  transition: border-color var(--t-base);
}

.feature-tile:hover { border-color: var(--border-strong); }

.feature-tile .feat-num {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--ink-3);
  margin-bottom: 12px;
}

.feature-tile h4 {
  font-size: 20px;
  font-weight: 500;
  letter-spacing: -0.015em;
  color: var(--ink);
  margin-bottom: 8px;
}

.feature-tile p {
  font-size: 14px;
  color: var(--ink-2);
}

/* ===================================================================
   Comparison table
   =================================================================== */

.comparison-wrap {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
  overflow: hidden;
}

.comparison-table {
  width: 100%;
  border-collapse: collapse;
}

.comparison-table th,
.comparison-table td {
  padding: 18px 24px;
  text-align: left;
  border-bottom: 1px solid var(--border);
  font-size: 14px;
}

.comparison-table tr:last-child td { border-bottom: none; }

.comparison-table th {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--ink-3);
  background: var(--bg-deep);
}

.comparison-table td { color: var(--ink-2); }

.comparison-table .col-highlight {
  color: var(--ink);
  font-weight: 500;
}

.comparison-table .col-dim {
  color: var(--ink-3);
}

/* ===================================================================
   Case-study card
   =================================================================== */

.case-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
  padding: 40px;
  margin-bottom: 24px;
  transition: border-color var(--t-base);
}

.case-card:hover { border-color: var(--border-strong); }

.case-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 24px;
  margin-bottom: 28px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--border);
  flex-wrap: wrap;
}

.case-header h3 {
  font-size: 28px;
  font-weight: 500;
  letter-spacing: -0.02em;
  margin-bottom: 6px;
}

.case-header .case-subtitle {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 17px;
  color: var(--ink-2);
}

.case-badge {
  display: inline-block;
  padding: 8px 14px;
  border-radius: var(--radius-pill);
  background: var(--bg-deep);
  border: 1px solid var(--border);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--ink-2);
  white-space: nowrap;
}

.case-description {
  font-size: 15.5px;
  line-height: 1.65;
  color: var(--ink-2);
  margin-bottom: 28px;
  max-width: 820px;
}

.case-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
  margin-bottom: 32px;
  padding-bottom: 28px;
  border-bottom: 1px solid var(--border);
}

.case-stats > div {
  border-top: 1px solid var(--border-strong);
  padding-top: 14px;
}

.case-stat-number {
  font-family: var(--font-serif);
  font-style: italic;
  font-weight: 400;
  font-size: 48px;
  line-height: 0.92;
  letter-spacing: -0.02em;
  color: var(--ink);
  margin-bottom: 8px;
}

.case-stat-label {
  font-size: 13px;
  color: var(--ink-2);
  line-height: 1.4;
}

.case-highlights h4 {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink-3);
  margin-bottom: 14px;
  font-weight: 500;
}

.case-highlights ul {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.case-highlights li {
  font-size: 14.5px;
  color: var(--ink-2);
  padding-left: 18px;
  position: relative;
  line-height: 1.55;
}

.case-highlights li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 10px;
  width: 8px;
  height: 1px;
  background: var(--ink-3);
}

/* ===================================================================
   Product console mock (homepage showcase)
   =================================================================== */

.console-mock {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
  overflow: hidden;
  margin-top: 40px;
}

.console-chrome {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 14px 18px;
  border-bottom: 1px solid var(--border);
  background: var(--surface-alt);
}

.console-chrome .dots {
  display: flex;
  gap: 6px;
}

.console-chrome .dots span {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--ink-4);
}

.console-chrome .url {
  flex: 1;
  text-align: center;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--ink-3);
}

.console-body {
  display: grid;
  grid-template-columns: 220px 1fr 280px;
  min-height: 460px;
}

.console-side {
  border-right: 1px solid var(--border);
  padding: 20px 14px;
}

.console-side:last-child {
  border-right: none;
  border-left: 1px solid var(--border);
}

.console-side .side-label {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink-3);
  padding: 0 8px 10px;
}

.console-side .side-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 10px;
  border-radius: 8px;
  font-size: 13.5px;
  color: var(--ink-2);
  margin-bottom: 2px;
}

.console-side .side-item.active {
  background: var(--bg-deep);
  color: var(--ink);
}

.console-side .side-item .glyph {
  opacity: 0.7;
  font-family: var(--font-mono);
}

.console-main {
  padding: 24px;
}

.console-runheader {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 18px;
}

.console-runheader .run-id {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--ink-3);
}

.console-runheader .run-title {
  font-size: 22px;
  font-weight: 500;
  letter-spacing: -0.015em;
  margin-top: 6px;
}

.console-runheader .run-status {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--signal-green);
}

.console-flow {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
  margin-bottom: 18px;
}

.flow-step {
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 12px 14px;
  background: var(--surface-alt);
}

.flow-step.active {
  border-color: var(--ink);
  background: var(--surface);
}

.flow-step .step-num {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.12em;
  color: var(--ink-3);
}

.flow-step .step-label {
  font-size: 14px;
  font-weight: 500;
  margin-top: 6px;
  color: var(--ink);
}

.flow-step .step-state {
  font-size: 11px;
  color: var(--ink-3);
  margin-top: 4px;
}

.flow-step.active .step-state { color: var(--ink-2); }

.console-log {
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 14px 16px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  line-height: 1.8;
  color: var(--ink-2);
  background: var(--bg-deep);
}

.console-log .ts { color: var(--ink-3); margin-right: 8px; }
.console-log .hi { color: var(--ink); }

.console-side .panel {
  margin-bottom: 18px;
}

.console-side .panel-box {
  margin-top: 10px;
  padding: 12px 14px;
  border: 1px solid var(--border);
  border-radius: 10px;
}

.console-side .panel-box .panel-title {
  font-size: 13px;
  font-weight: 500;
  color: var(--ink);
}

.console-side .panel-box .panel-meta {
  font-family: var(--font-mono);
  font-size: 10.5px;
  color: var(--ink-3);
  margin-top: 4px;
  letter-spacing: 0.06em;
}

.console-side .check-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-top: 10px;
}

.console-side .check-list .check {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  color: var(--ink-2);
}

.console-side .check-list .check .dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--signal-green);
}

.console-side .deploy-cta {
  margin-top: auto;
  padding: 13px 16px;
  border-radius: 12px;
  background: var(--ink);
  color: var(--bg);
  font-size: 13px;
  font-weight: 500;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

/* ===================================================================
   Forms
   =================================================================== */

.contact-form-wrap {
  max-width: 780px;
  margin: 0 auto;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
  padding: 48px;
}

.form-group {
  margin-bottom: 22px;
  display: flex;
  flex-direction: column;
}

.form-group label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-3);
  margin-bottom: 8px;
  font-weight: 500;
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 13px 16px;
  background: var(--bg-deep);
  border: 1px solid var(--border);
  border-radius: 12px;
  font-family: var(--font-sans);
  font-size: 15px;
  color: var(--ink);
  letter-spacing: -0.005em;
  transition: border-color var(--t-base), background var(--t-base);
  outline: none;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--ink-3);
}

.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--ink);
  background: var(--surface);
}

.form-group textarea {
  resize: vertical;
  min-height: 100px;
}

.form-group .error-msg {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: #B0263F;
  margin-top: 6px;
  display: none;
}

.form-group.has-error input,
.form-group.has-error textarea {
  border-color: #B0263F;
}

.form-group.has-error .error-msg {
  display: block;
}

.btn-group-select {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.btn-select-option {
  padding: 9px 16px;
  border-radius: var(--radius-pill);
  background: var(--bg-deep);
  border: 1px solid var(--border);
  font-family: var(--font-sans);
  font-size: 13px;
  font-weight: 500;
  color: var(--ink-2);
  cursor: pointer;
  transition: border-color var(--t-base), color var(--t-base), background var(--t-base);
}

.btn-select-option:hover { border-color: var(--ink-3); color: var(--ink); }

.btn-select-option.selected {
  background: var(--ink);
  color: var(--bg);
  border-color: var(--ink);
}

.btn-submit {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 28px;
  border-radius: var(--radius-pill);
  background: var(--ink);
  color: var(--bg);
  border: none;
  font-family: var(--font-sans);
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: background var(--t-base), transform var(--t-fast);
  margin-top: 8px;
}

.btn-submit:hover {
  background: var(--chrome-mid);
  transform: translateY(-1px);
}

.form-note {
  text-align: center;
  margin-top: 24px;
  font-size: 13px;
  color: var(--ink-3);
  font-family: var(--font-mono);
  letter-spacing: 0.06em;
}

.success-message {
  text-align: center;
  padding: 60px 40px;
  display: none;
}

.success-message.visible { display: block; }

.success-message .check-mark {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--ink);
  color: var(--bg);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  margin-bottom: 20px;
}

.success-message h3 {
  font-size: 28px;
  margin-bottom: 10px;
}

.success-message h3 .italic { display: inline; }

.success-message p {
  font-size: 16px;
  color: var(--ink-2);
}

/* ===================================================================
   Contact info column (side card on contact page)
   =================================================================== */

.contact-info {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
  padding: 32px;
  display: flex;
  flex-direction: column;
  gap: 20px;
  height: 100%;
}

.contact-info .info-block .info-label {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink-3);
  margin-bottom: 6px;
}

.contact-info .info-block .info-value {
  font-size: 15px;
  color: var(--ink);
  line-height: 1.55;
}

.contact-info .info-block .info-value a {
  color: var(--ink);
  border-bottom: 1px solid var(--border);
  transition: border-color var(--t-base);
}

.contact-info .info-block .info-value a:hover { border-color: var(--ink); }