/* ============================================================
   iGlutek — components.css
   Reusable UI components: buttons, cards, glass, forms, etc.
   ============================================================ */

/* ─── BUTTONS ────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: var(--font-display);
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 0.01em;
  padding: 14px 28px;
  border-radius: var(--r-full);
  border: 1.5px solid transparent;
  cursor: pointer;
  transition: all var(--t-base);
  position: relative;
  overflow: hidden;
  white-space: nowrap;
  text-decoration: none;
}
.btn::after {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(255,255,255,0);
  transition: background var(--t-fast);
}
.btn:hover::after { background: rgba(255,255,255,0.06); }

.btn-primary {
  background: var(--grad-blue);
  color: #fff;
  box-shadow: var(--shadow-blue);
}
.btn-primary:hover {
  box-shadow: var(--shadow-blue-lg);
  transform: translateY(-2px);
}

.btn-secondary {
  background: var(--glass-bg);
  color: var(--text-primary);
  border-color: var(--glass-border);
  backdrop-filter: blur(12px);
}
.btn-secondary:hover {
  background: var(--glass-bg-mid);
  border-color: var(--border-blue);
  transform: translateY(-2px);
}

.btn-outline {
  background: transparent;
  color: var(--blue-bright);
  border-color: var(--border-blue);
}
.btn-outline:hover {
  background: rgba(76,126,255,0.08);
  border-color: var(--border-glow);
  transform: translateY(-2px);
}

.btn-ghost {
  background: transparent;
  color: var(--text-secondary);
  border-color: var(--border);
  padding: 12px 22px;
}
.btn-ghost:hover {
  color: var(--text-primary);
  border-color: var(--glass-border);
  background: var(--glass-bg);
}

.btn-sm { padding: 9px 18px; font-size: 0.8rem; }
.btn-lg { padding: 16px 36px; font-size: 1rem; }

.btn-icon {
  width: 46px; height: 46px;
  padding: 0;
  border-radius: var(--r-md);
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  color: var(--text-secondary);
  font-size: 1rem;
}
.btn-icon:hover { background: var(--glass-bg-mid); color: var(--text-primary); }

.btn-group {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  align-items: center;
}

/* Arrow icon */
.btn-arrow {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--blue-bright);
  transition: gap var(--t-fast), color var(--t-fast);
}
.btn-arrow::after { content: '→'; transition: transform var(--t-fast); }
.btn-arrow:hover { gap: 10px; }
.btn-arrow:hover::after { transform: translateX(3px); }

/* ─── GLASS CARD ─────────────────────────────────────────── */
.glass-card {
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
  border-radius: var(--r-lg);
  padding: var(--sp-lg);
  transition: background var(--t-base), border-color var(--t-base), transform var(--t-base), box-shadow var(--t-base);
  position: relative;
  overflow: hidden;
}
.glass-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.12), transparent);
}
.glass-card:hover {
  background: var(--glass-bg-mid);
  border-color: var(--border-blue);
  transform: translateY(-4px);
  box-shadow: var(--shadow-blue);
}
.glass-card-glow {
  position: absolute;
  top: -40px; right: -40px;
  width: 140px; height: 140px;
  background: radial-gradient(circle, rgba(76,126,255,0.12) 0%, transparent 70%);
  pointer-events: none;
  transition: opacity var(--t-base);
  opacity: 0;
}
.glass-card:hover .glass-card-glow { opacity: 1; }

/* ─── FEATURE CARD ───────────────────────────────────────── */
.feature-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  padding: var(--sp-lg);
  transition: var(--t-base);
  position: relative;
  overflow: hidden;
}
.feature-card::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 2px;
  background: var(--grad-blue);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--t-ease);
}
.feature-card:hover { border-color: var(--border-blue); background: var(--bg-card-hover); }
.feature-card:hover::after { transform: scaleX(1); }

.feature-icon {
  width: 52px; height: 52px;
  background: rgba(76,126,255,0.08);
  border: 1px solid var(--border-blue);
  border-radius: var(--r-md);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: var(--sp-md);
  color: var(--blue-bright);
  transition: background var(--t-base), border-color var(--t-base), transform var(--t-base), color var(--t-base);
}
.feature-card:hover .feature-icon {
  background: rgba(76,126,255,0.16);
  border-color: var(--border-glow);
  transform: scale(1.05);
  color: #fff;
}
.feature-card h4 {
  font-size: 1.05rem;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--text-primary);
}
.feature-card p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* ─── STAT CARD ──────────────────────────────────────────── */
.stat-card {
  background: var(--glass-bg);
  border: 1px solid var(--border-blue);
  border-radius: var(--r-lg);
  padding: var(--sp-lg);
  text-align: center;
  transition: var(--t-base);
  position: relative;
}
.stat-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-blue); }
.stat-number {
  font-family: var(--font-display);
  font-size: clamp(2.2rem, 4vw, 3.5rem);
  font-weight: 700;
  letter-spacing: -0.04em;
  background: var(--grad-blue);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
  margin-bottom: 8px;
  display: block;
}
.stat-label {
  font-size: 0.88rem;
  color: var(--text-secondary);
  font-weight: 500;
}
.stat-sublabel {
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-top: 4px;
}

/* ─── METRIC CARD ────────────────────────────────────────── */
.metric-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  padding: var(--sp-md);
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 10px;
  transition: all var(--t-base);
  cursor: default;
}
.metric-card:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-blue);
  transform: translateY(-6px);
  box-shadow: var(--shadow-blue);
}
.metric-icon-wrap {
  width: 56px; height: 56px;
  border-radius: var(--r-md);
  background: rgba(76,126,255,0.08);
  border: 1px solid var(--border-blue);
  display: flex; align-items: center; justify-content: center;
  color: var(--blue-bright);
  transition: background var(--t-base), box-shadow var(--t-base);
}
.metric-card:hover .metric-icon-wrap {
  background: rgba(76,126,255,0.2);
  box-shadow: 0 0 20px rgba(76,126,255,0.25);
}
.metric-name {
  font-family: var(--font-display);
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-primary);
  letter-spacing: 0.02em;
}
.metric-unit {
  font-size: 0.72rem;
  color: var(--text-muted);
}

/* ─── PROBLEM CARD ───────────────────────────────────────── */
.problem-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  padding: var(--sp-lg);
  position: relative;
  overflow: hidden;
  transition: var(--t-base);
}
.problem-card-accent {
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 3px;
  background: linear-gradient(90deg, rgba(255,70,70,0.6), rgba(255,140,0,0.4));
}
.problem-card:hover { border-color: rgba(255,70,70,0.25); }
.problem-number {
  font-family: var(--font-display);
  font-size: 3rem;
  font-weight: 800;
  line-height: 1;
  letter-spacing: -0.05em;
  color: rgba(255,255,255,0.06);
  position: absolute;
  top: var(--sp-sm);
  right: var(--sp-md);
}
.problem-card-icon {
  width: 48px; height: 48px;
  display: flex; align-items: center; justify-content: center;
  margin-bottom: var(--sp-sm);
  color: rgba(255,120,100,0.85);
}
.problem-card h4 { color: var(--text-primary); margin-bottom: 8px; }
.problem-card p { font-size: 0.9rem; }

/* ─── SOLUTION NODE ──────────────────────────────────────── */
.solution-node {
  background: var(--glass-bg);
  border: 1px solid var(--border-blue);
  border-radius: var(--r-lg);
  padding: var(--sp-lg);
  text-align: center;
  transition: all var(--t-base);
  position: relative;
}
.solution-node:hover {
  background: var(--glass-bg-mid);
  box-shadow: var(--shadow-blue);
  transform: translateY(-4px);
}
.solution-node-icon {
  width: 72px; height: 72px;
  margin: 0 auto var(--sp-md);
  border-radius: var(--r-xl);
  background: rgba(76,126,255,0.08);
  border: 1px solid var(--border-blue);
  display: flex; align-items: center; justify-content: center;
  color: var(--blue-bright);
  transition: color var(--t-base), background var(--t-base);
}
.solution-node:hover .solution-node-icon {
  color: #fff;
  background: rgba(76,126,255,0.18);
}
.solution-node h4 { font-size: 1rem; margin-bottom: 8px; }
.solution-node p { font-size: 0.85rem; margin: 0 auto; }

/* ─── TIMELINE ───────────────────────────────────────────── */
.timeline {
  position: relative;
  padding-left: 40px;
}
.timeline::before {
  content: '';
  position: absolute;
  left: 8px; top: 12px; bottom: 12px;
  width: 2px;
  background: linear-gradient(180deg, var(--blue), var(--teal), rgba(255,255,255,0.05));
  border-radius: 2px;
}
.timeline-item {
  position: relative;
  padding-bottom: var(--sp-lg);
  opacity: 0.6;
  transition: opacity var(--t-base);
}
.timeline-item.active, .timeline-item:hover { opacity: 1; }
.timeline-item::before {
  content: '';
  position: absolute;
  left: -36px; top: 6px;
  width: 16px; height: 16px;
  border-radius: 50%;
  background: var(--bg-tertiary);
  border: 2px solid var(--border-blue);
  transition: var(--t-base);
}
.timeline-item.active::before, .timeline-item:hover::before {
  background: var(--grad-blue);
  border-color: transparent;
  box-shadow: 0 0 16px rgba(76,126,255,0.5);
}
.timeline-phase {
  font-family: var(--font-display);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--blue-bright);
  margin-bottom: 4px;
}
.timeline-item h4 { color: var(--text-primary); margin-bottom: 8px; }
.timeline-item p { font-size: 0.9rem; }
.timeline-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: var(--sp-sm);
}
.timeline-tag {
  font-size: 0.72rem;
  font-family: var(--font-display);
  color: var(--text-muted);
  background: var(--glass-bg);
  border: 1px solid var(--border);
  padding: 3px 10px;
  border-radius: var(--r-full);
}

/* ─── BADGE ──────────────────────────────────────────────── */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-family: var(--font-display);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 5px 12px;
  border-radius: var(--r-full);
  border: 1px solid;
}
.badge-blue { color: var(--blue-bright); border-color: var(--border-blue); background: rgba(76,126,255,0.08); }
.badge-teal { color: var(--teal-light); border-color: rgba(0,217,196,0.25); background: rgba(0,217,196,0.06); }
.badge-white { color: var(--text-secondary); border-color: var(--border); background: var(--glass-bg); }
.badge-green { color: #4ADE80; border-color: rgba(74,222,128,0.25); background: rgba(74,222,128,0.06); }
.badge-dot { width: 6px; height: 6px; border-radius: 50%; background: currentColor; }

/* ─── TEAM CARD ──────────────────────────────────────────── */
.team-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  overflow: hidden;
  transition: var(--t-base);
}
.team-card:hover {
  border-color: var(--border-blue);
  transform: translateY(-4px);
  box-shadow: var(--shadow-blue);
}
.team-avatar {
  width: 100%;
  height: 240px;
  background: linear-gradient(135deg, var(--bg-tertiary), var(--bg-secondary));
  display: flex; align-items: center; justify-content: center;
  font-size: 4rem;
  border-bottom: 1px solid var(--border);
  position: relative;
  overflow: hidden;
}
.team-avatar::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 50% 60%, rgba(76,126,255,0.1) 0%, transparent 70%);
}
.team-info { padding: var(--sp-md); }
.team-name {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 4px;
}
.team-role {
  font-size: 0.82rem;
  color: var(--blue-bright);
  font-weight: 500;
  margin-bottom: var(--sp-sm);
}
.team-bio { font-size: 0.85rem; color: var(--text-secondary); }
.team-credentials {
  display: flex; flex-wrap: wrap; gap: 6px; margin-top: var(--sp-sm);
}

/* ─── FORMS ──────────────────────────────────────────────── */
.form-group { display: flex; flex-direction: column; gap: 6px; }

.form-label {
  font-family: var(--font-display);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.form-input, .form-textarea, .form-select {
  font-family: var(--font-body);
  font-size: 0.95rem;
  color: var(--text-primary);
  background: var(--glass-bg);
  border: 1.5px solid var(--border);
  border-radius: var(--r-md);
  padding: 14px 18px;
  width: 100%;
  outline: none;
  transition: border-color var(--t-fast), background var(--t-fast), box-shadow var(--t-fast);
  -webkit-appearance: none;
}
.form-input::placeholder,
.form-textarea::placeholder { color: var(--text-muted); }
.form-input:focus,
.form-textarea:focus,
.form-select:focus {
  border-color: var(--blue);
  background: var(--glass-bg-mid);
  box-shadow: 0 0 0 3px rgba(76,126,255,0.1);
}

.form-textarea { min-height: 140px; resize: vertical; line-height: 1.6; }

.form-select { cursor: pointer; color: var(--text-secondary); }
.form-select option { background: var(--bg-secondary); color: var(--text-primary); }

.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: var(--sp-md); }

.form-hint { font-size: 0.78rem; color: var(--text-muted); }

.form-success {
  background: rgba(74,222,128,0.08);
  border: 1px solid rgba(74,222,128,0.25);
  border-radius: var(--r-md);
  padding: var(--sp-md);
  color: #4ADE80;
  font-size: 0.9rem;
  display: none;
}
.form-success.visible { display: flex; align-items: center; gap: 10px; }

/* ─── PROGRESS BAR ───────────────────────────────────────── */
.progress-bar-wrap {
  background: var(--bg-tertiary);
  border-radius: var(--r-full);
  height: 6px;
  overflow: hidden;
}
.progress-bar {
  height: 100%;
  background: var(--grad-blue);
  border-radius: var(--r-full);
  width: 0%;
  transition: width 1.2s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
}
.progress-bar::after {
  content: '';
  position: absolute;
  right: 0; top: 50%;
  transform: translateY(-50%);
  width: 12px; height: 12px;
  background: #fff;
  border-radius: 50%;
  box-shadow: 0 0 10px rgba(76,126,255,0.6);
}

/* ─── PIE / DONUT CHART (CSS only) ──────────────────────── */
.donut-chart {
  width: 120px; height: 120px;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  position: relative;
  font-family: var(--font-display);
}
.donut-label {
  position: absolute;
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-primary);
}

/* ─── DIVIDER ────────────────────────────────────────────── */
.divider {
  width: 48px; height: 2px;
  background: var(--grad-blue);
  border-radius: 2px;
  margin: var(--sp-md) 0;
}
.divider-center { margin: var(--sp-md) auto; }

/* ─── HIGHLIGHT BOX ──────────────────────────────────────── */
.highlight-box {
  background: rgba(76,126,255,0.06);
  border: 1px solid var(--border-blue);
  border-left: 3px solid var(--blue);
  border-radius: 0 var(--r-md) var(--r-md) 0;
  padding: var(--sp-md) var(--sp-lg);
}
.highlight-box p { font-size: 1rem; color: var(--text-primary); max-width: none; }

/* ─── ICON LIST ──────────────────────────────────────────── */
.icon-list { display: flex; flex-direction: column; gap: 14px; }
.icon-list-item {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  font-size: 0.95rem;
  color: var(--text-secondary);
}
.icon-list-icon {
  width: 22px; height: 22px;
  border-radius: 50%;
  background: rgba(76,126,255,0.12);
  border: 1px solid var(--border-blue);
  display: flex; align-items: center; justify-content: center;
  font-size: 0.7rem;
  color: var(--blue-bright);
  flex-shrink: 0;
  margin-top: 2px;
}

/* ─── SECTION HEADING BLOCK ──────────────────────────────── */
.section-head { margin-bottom: var(--sp-2xl); }
.section-head.center { text-align: center; }
.section-head.center p { margin: 0 auto; }
.section-head h2 { margin-bottom: var(--sp-sm); }
.section-head p { font-size: 1.05rem; max-width: 60ch; }

/* ─── TECH SPEC TABLE ────────────────────────────────────── */
.spec-table { width: 100%; border-collapse: collapse; }
.spec-table tr { border-bottom: 1px solid var(--border); }
.spec-table td {
  padding: 14px 0;
  font-size: 0.9rem;
  vertical-align: top;
}
.spec-table td:first-child {
  font-family: var(--font-display);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-muted);
  width: 40%;
  padding-right: var(--sp-md);
}
.spec-table td:last-child { color: var(--text-primary); }

/* ─── COMPARISON TABLE ───────────────────────────────────── */
.comp-table { width: 100%; border-collapse: collapse; }
.comp-table thead th {
  font-family: var(--font-display);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-muted);
  padding: 12px 16px;
  text-align: left;
  border-bottom: 1px solid var(--border);
}
.comp-table thead th:first-child { border-radius: var(--r-sm) 0 0 0; }
.comp-table thead th.highlight-col { color: var(--blue-bright); }
.comp-table tbody td {
  padding: 14px 16px;
  font-size: 0.9rem;
  border-bottom: 1px solid var(--border);
  color: var(--text-secondary);
}
.comp-table tbody td:first-child { font-weight: 500; color: var(--text-primary); }
.comp-table tbody td.highlight-col {
  background: rgba(76,126,255,0.05);
  color: var(--text-primary);
  font-weight: 500;
}
.check { color: #4ADE80; }
.cross { color: rgba(255,100,100,0.7); }

/* ─── MARKET BAR CHART ───────────────────────────────────── */
.market-bar-item { margin-bottom: var(--sp-md); }
.market-bar-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 8px;
}
.market-bar-label { font-size: 0.88rem; color: var(--text-secondary); font-weight: 500; }
.market-bar-value {
  font-family: var(--font-display);
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--blue-bright);
}

/* ─── PARTNER LOGO ───────────────────────────────────────── */
.partner-logo {
  background: var(--glass-bg);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  padding: var(--sp-md) var(--sp-lg);
  display: flex; align-items: center; justify-content: center;
  height: 72px;
  opacity: 0.5;
  transition: opacity var(--t-base), border-color var(--t-base);
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-muted);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}
.partner-logo:hover { opacity: 0.85; border-color: var(--border-blue); }

/* ─── TESTIMONIAL ────────────────────────────────────────── */
.testimonial {
  background: var(--glass-bg);
  border: 1px solid var(--border-blue);
  border-radius: var(--r-lg);
  padding: var(--sp-lg);
  position: relative;
}
.testimonial::before {
  content: '"';
  position: absolute;
  top: -10px; left: var(--sp-lg);
  font-family: var(--font-display);
  font-size: 5rem;
  line-height: 1;
  color: var(--blue-bright);
  opacity: 0.15;
}
.testimonial-text { font-size: 1rem; color: var(--text-primary); line-height: 1.7; max-width: none; }
.testimonial-author {
  display: flex; align-items: center; gap: 12px;
  margin-top: var(--sp-md);
}
.testimonial-avatar {
  width: 40px; height: 40px;
  border-radius: 50%;
  background: rgba(76,126,255,0.15);
  display: flex; align-items: center; justify-content: center;
  font-size: 1rem;
}
.testimonial-name {
  font-family: var(--font-display);
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text-primary);
}
.testimonial-role { font-size: 0.78rem; color: var(--text-muted); }

/* ─── FLOATING ALERT / NOTIFICATION ─────────────────────── */
.floating-alert {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border);
  border-radius: var(--r-full);
  padding: 10px 20px;
  font-size: 0.82rem;
  color: var(--text-secondary);
  font-family: var(--font-display);
  font-weight: 500;
}
.floating-alert-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--teal);
  animation: pulse-dot 2s ease-in-out infinite;
  flex-shrink: 0;
}

/* ─── RESPONSIVE ─────────────────────────────────────────── */
@media (max-width: 768px) {
  .btn { padding: 12px 22px; font-size: 0.85rem; }
  .btn-lg { padding: 14px 28px; font-size: 0.9rem; }
  .form-grid { grid-template-columns: 1fr; }
  .glass-card { padding: var(--sp-md); }
  .stat-number { font-size: 2.2rem; }
}

/* ─── GLOBAL SVG ICON SYSTEM ─────────────────────────────── */
/* Ensures all inline SVG icons inherit color correctly */
.feature-icon svg,
.metric-icon-wrap svg,
.solution-node-icon svg,
.problem-card-icon svg {
  display: block;
  flex-shrink: 0;
}

/* Violet accent variant for select icons */
.feature-card:nth-child(3n) .feature-icon,
.solution-node:nth-child(even) .solution-node-icon {
  background: var(--violet-dim);
  border-color: rgba(139,114,255,0.28);
  color: #B8A4FF;
}
.feature-card:nth-child(3n):hover .feature-icon,
.solution-node:nth-child(even):hover .solution-node-icon {
  background: rgba(139,114,255,0.22);
  border-color: rgba(139,114,255,0.55);
  color: #fff;
}

/* Teal accent variant */
.feature-card:nth-child(3n+2) .feature-icon {
  background: rgba(0,217,196,0.08);
  border-color: rgba(0,217,196,0.22);
  color: var(--teal-light);
}
.feature-card:nth-child(3n+2):hover .feature-icon {
  background: rgba(0,217,196,0.16);
  border-color: rgba(0,217,196,0.48);
  color: #fff;
}