/* =========================================================
   DYNATORK MOTORS & CONTROLS
   Design tokens: Charcoal / Copper Coil / Voltage Blue
   Display: Oswald  |  Body: Inter  |  Data: IBM Plex Mono
   ========================================================= */

:root {
  /* --- Color tokens --- */
  --charcoal:        #14181C;
  --charcoal-2:       #1E252B;
  --charcoal-3:       #262E35;
  --paper:            #EEF0EA;
  --paper-2:          #E4E7DF;
  --white:            #FBFBF9;
  --copper:           #C6702B;
  --copper-bright:    #E3902F;
  --copper-deep:      #8F4E1D;
  --voltage:          #1E4E8C;
  --voltage-bright:   #2D6FE0;
  --slate:            #5B6470;
  --slate-light:      #8B94A0;
  --ink:              #14181C;
  --ok:               #3E8E5A;

  /* --- Type --- */
  --font-display: 'Oswald', 'Arial Narrow', sans-serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-mono: 'IBM Plex Mono', 'Courier New', monospace;

  /* --- Layout --- */
  --max-w: 1240px;
  --radius-sm: 3px;
  --radius-md: 6px;
  --shadow-md: 0 12px 30px rgba(20, 24, 28, 0.14);
  --shadow-lg: 0 24px 60px rgba(20, 24, 28, 0.22);
}

/* =========================================================
   RESET
   ========================================================= */
* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  color: var(--ink);
  background: var(--paper);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
button { font-family: inherit; cursor: pointer; }

.container {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 28px;
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
}

/* =========================================================
   TYPOGRAPHY
   ========================================================= */
h1, h2, h3, h4 {
  font-family: var(--font-display);
  text-transform: uppercase;
  letter-spacing: 0.02em;
  font-weight: 600;
  color: var(--charcoal);
  line-height: 1.12;
}

h1 { font-size: clamp(2.6rem, 5.2vw, 4.6rem); font-weight: 700; }
h2 { font-size: clamp(1.9rem, 3.4vw, 2.7rem); }
h3 { font-size: 1.25rem; }

.eyebrow {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--copper);
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 14px;
}

.eyebrow::before {
  content: '';
  width: 22px;
  height: 2px;
  background: var(--copper);
  display: inline-block;
}

.lede {
  font-size: 1.08rem;
  color: var(--slate);
  max-width: 620px;
}

.mono-figure {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
}

/* =========================================================
   TICK-MARK DIVIDER — signature structural motif
   Echoes the graduated scale on a torque dial.
   ========================================================= */
.tick-divider {
  display: flex;
  align-items: center;
  gap: 3px;
  width: 100%;
  height: 14px;
  overflow: hidden;
  opacity: 0.55;
}
.tick-divider span {
  flex: 1;
  height: 8px;
  background: var(--slate-light);
  opacity: 0.4;
}
.tick-divider span:nth-child(5n) { height: 14px; opacity: 0.75; background: var(--copper); }

/* =========================================================
   BUTTONS
   ========================================================= */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 28px;
  font-family: var(--font-display);
  font-size: 0.92rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  border-radius: var(--radius-sm);
  border: 1.5px solid transparent;
  transition: transform 0.18s ease, box-shadow 0.18s ease, background 0.18s ease, color 0.18s ease;
}
.btn-primary {
  background: var(--copper);
  color: var(--white);
}
.btn-primary:hover { background: var(--copper-bright); transform: translateY(-2px); box-shadow: var(--shadow-md); }

.btn-outline {
  border-color: rgba(251,251,249,0.4);
  color: var(--white);
}
.btn-outline:hover { border-color: var(--copper); color: var(--copper-bright); transform: translateY(-2px); }

.btn-dark {
  background: var(--charcoal);
  color: var(--white);
}
.btn-dark:hover { background: var(--voltage); transform: translateY(-2px); box-shadow: var(--shadow-md); }

.btn-block { width: 100%; justify-content: center; }

/* =========================================================
   HEADER / NAV
   ========================================================= */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(20, 24, 28, 0.96);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid rgba(198, 112, 43, 0.25);
}

.nav-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 84px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--white);
}
.brand-mark {
  width: 40px; height: 40px;
  flex-shrink: 0;
}
.brand-text {
  font-family: var(--font-display);
  font-size: 1.4rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  line-height: 1;
}
.brand-text small {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.6rem;
  letter-spacing: 0.16em;
  color: var(--copper-bright);
  text-transform: uppercase;
  margin-top: 3px;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 36px;
}
.main-nav a {
  font-family: var(--font-display);
  font-size: 0.88rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: rgba(251,251,249,0.78);
  position: relative;
  padding: 6px 0;
  transition: color 0.2s ease;
}
.main-nav a:hover, .main-nav a.active { color: var(--white); }
.main-nav a.active::after {
  content: '';
  position: absolute;
  left: 0; bottom: -2px;
  width: 100%; height: 2px;
  background: var(--copper);
}

.nav-cta { display: flex; align-items: center; gap: 18px; }
.nav-phone {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--white);
  display: flex;
  align-items: center;
  gap: 8px;
}
.nav-phone::before { content: '\260E'; color: var(--copper-bright); }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
}
.nav-toggle span { width: 26px; height: 2px; background: var(--white); }

/* =========================================================
   HERO
   ========================================================= */
.hero {
  background: var(--charcoal);
  color: var(--white);
  position: relative;
  overflow: hidden;
  padding: 90px 0 70px;
}
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 82% 30%, rgba(45,111,224,0.16), transparent 45%),
    radial-gradient(circle at 15% 85%, rgba(198,112,43,0.14), transparent 45%);
  pointer-events: none;
}
.hero-grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 50px;
  align-items: center;
  position: relative;
}
.hero-copy h1 { color: var(--white); margin-bottom: 22px; }
.hero-copy h1 span { color: var(--copper-bright); }
.hero-copy p.lede { color: rgba(251,251,249,0.72); margin-bottom: 34px; }
.hero-actions { display: flex; gap: 16px; margin-bottom: 46px; flex-wrap: wrap; }

.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, auto);
  gap: 36px;
}
.hero-stats .stat-num {
  font-family: var(--font-mono);
  font-size: 1.9rem;
  color: var(--white);
  font-weight: 600;
}
.hero-stats .stat-num span { color: var(--copper-bright); }
.hero-stats .stat-label {
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: rgba(251,251,249,0.55);
  margin-top: 4px;
}

/* --- Rotary dial signature graphic --- */
.dial-wrap {
  position: relative;
  width: 100%;
  aspect-ratio: 1 / 1;
  max-width: 460px;
  margin: 0 auto;
}
.dial-svg { width: 100%; height: 100%; }
.dial-rotate {
  transform-origin: 250px 250px;
  animation: dial-spin 40s linear infinite;
}
@keyframes dial-spin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}
.dial-needle {
  transform-origin: 250px 250px;
  animation: needle-sweep 6s ease-in-out infinite;
}
@keyframes needle-sweep {
  0%, 100% { transform: rotate(-38deg); }
  50% { transform: rotate(38deg); }
}

/* =========================================================
   SECTIONS — shared rhythm
   ========================================================= */
.section { padding: 96px 0; }
.section-tight { padding: 64px 0; }
.section-dark { background: var(--charcoal); color: var(--white); }
.section-dark h2 { color: var(--white); }
.section-dark .lede { color: rgba(251,251,249,0.68); }
.section-alt { background: var(--white); }

.section-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 30px;
  margin-bottom: 50px;
  flex-wrap: wrap;
}

/* =========================================================
   CARD GRIDS
   ========================================================= */
.grid { display: grid; gap: 26px; }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }

.card {
  background: var(--white);
  border: 1px solid rgba(20,24,28,0.08);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: transform 0.22s ease, box-shadow 0.22s ease, border-color 0.22s ease;
}
.card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); border-color: rgba(198,112,43,0.35); }

.card-media {
  aspect-ratio: 4 / 3;
  background: linear-gradient(135deg, var(--paper-2), var(--paper));
  border-bottom: 1px solid rgba(20,24,28,0.08);
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}
.card-media::after {
  content: 'IMAGE';
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.16em;
  color: var(--slate-light);
}
.card-media svg { width: 30%; opacity: 0.28; position: absolute; }

.card-body { padding: 26px; }
.card-kicker {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  color: var(--copper);
  text-transform: uppercase;
  margin-bottom: 8px;
}
.card h3 { margin-bottom: 10px; text-transform: none; letter-spacing: 0; }
.card p { color: var(--slate); font-size: 0.94rem; margin-bottom: 16px; }

.spec-row {
  display: flex;
  justify-content: space-between;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  padding: 7px 0;
  border-top: 1px dashed rgba(20,24,28,0.12);
  color: var(--slate);
}
.spec-row b { color: var(--charcoal); font-weight: 600; }

.card-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-display);
  font-size: 0.82rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--copper-deep);
  margin-top: 14px;
}
.card-link::after { content: '\2192'; transition: transform 0.2s ease; }
.card:hover .card-link::after { transform: translateX(4px); }

/* Feature/value prop cards on dark bg */
.feature-card {
  background: var(--charcoal-2);
  border: 1px solid rgba(251,251,249,0.08);
  border-radius: var(--radius-md);
  padding: 30px 26px;
}
.feature-num {
  font-family: var(--font-mono);
  color: var(--copper-bright);
  font-size: 0.85rem;
  margin-bottom: 18px;
}
.feature-card h3 { color: var(--white); text-transform: none; letter-spacing: 0; margin-bottom: 10px; font-size: 1.1rem;}
.feature-card p { color: rgba(251,251,249,0.62); font-size: 0.92rem; }

.icon-badge {
  width: 46px; height: 46px;
  border-radius: 50%;
  background: rgba(198,112,43,0.14);
  border: 1px solid rgba(198,112,43,0.35);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 16px;
}
.icon-badge svg { width: 22px; height: 22px; stroke: var(--copper-bright); }

/* =========================================================
   PROCESS / TIMELINE (numbered — real manufacturing sequence)
   ========================================================= */
.process-list { display: flex; flex-direction: column; }
.process-item {
  display: grid;
  grid-template-columns: 90px 1fr;
  gap: 26px;
  padding: 30px 0;
  border-top: 1px solid rgba(20,24,28,0.1);
}
.process-item:last-child { border-bottom: 1px solid rgba(20,24,28,0.1); }
.process-num {
  font-family: var(--font-mono);
  font-size: 2.1rem;
  color: var(--copper);
  opacity: 0.55;
}
.process-item h3 { text-transform: none; letter-spacing: 0; margin-bottom: 8px; }
.process-item p { color: var(--slate); max-width: 600px; }

/* =========================================================
   TABS (products filter)
   ========================================================= */
.filter-tabs {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 40px;
}
.filter-tab {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.04em;
  padding: 10px 18px;
  border: 1px solid rgba(20,24,28,0.16);
  border-radius: 999px;
  background: transparent;
  color: var(--slate);
  transition: all 0.2s ease;
}
.filter-tab:hover { border-color: var(--copper); color: var(--copper-deep); }
.filter-tab.active { background: var(--charcoal); border-color: var(--charcoal); color: var(--white); }

/* =========================================================
   SPEC TABLE (product detail page)
   ========================================================= */
.spec-table {
  width: 100%;
  border-collapse: collapse;
  font-family: var(--font-mono);
  font-size: 0.88rem;
}
.spec-table tr { border-bottom: 1px solid rgba(20,24,28,0.1); }
.spec-table td { padding: 14px 6px; }
.spec-table td:first-child {
  color: var(--slate);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-size: 0.72rem;
  width: 42%;
}
.spec-table td:last-child { color: var(--charcoal); font-weight: 600; }

/* =========================================================
   APPLICATIONS GRID (icons + labels)
   ========================================================= */
.app-chip {
  background: var(--white);
  border: 1px solid rgba(20,24,28,0.08);
  border-radius: var(--radius-md);
  padding: 24px;
  display: flex;
  align-items: center;
  gap: 16px;
  transition: transform 0.2s ease, border-color 0.2s ease;
}
.app-chip:hover { transform: translateY(-4px); border-color: var(--voltage); }
.app-chip .icon-badge { margin-bottom: 0; flex-shrink: 0; }
.app-chip h3 { font-size: 1rem; text-transform: none; letter-spacing: 0; margin-bottom: 4px; }
.app-chip p { font-size: 0.85rem; color: var(--slate); }

/* =========================================================
   STATS BAND
   ========================================================= */
.stats-band {
  background: var(--voltage);
  color: var(--white);
  padding: 56px 0;
}
.stats-band .grid-4 { text-align: center; }
.stats-band .stat-num {
  font-family: var(--font-mono);
  font-size: 2.4rem;
  font-weight: 600;
}
.stats-band .stat-label {
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: rgba(251,251,249,0.7);
  margin-top: 6px;
}

/* =========================================================
   TESTIMONIAL / LOGO STRIP
   ========================================================= */
.logo-strip {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
  padding: 40px 0;
  opacity: 0.75;
}
.logo-slot {
  width: 130px; height: 54px;
  background: var(--paper-2);
  border: 1px dashed rgba(20,24,28,0.18);
  border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.1em;
  color: var(--slate-light);
  text-transform: uppercase;
}

.testimonial-card {
  background: var(--white);
  border-left: 3px solid var(--copper);
  border-radius: var(--radius-sm);
  padding: 30px;
  box-shadow: var(--shadow-md);
}
.testimonial-card p.quote { font-size: 1.05rem; color: var(--charcoal); margin-bottom: 20px; }
.testimonial-who { font-family: var(--font-mono); font-size: 0.78rem; color: var(--slate); }
.testimonial-who b { color: var(--charcoal); }

/* =========================================================
   FORMS
   ========================================================= */
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.form-field { display: flex; flex-direction: column; gap: 8px; margin-bottom: 18px; }
.form-field.full { grid-column: 1 / -1; }
.form-field label {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--slate);
}
.form-field input, .form-field select, .form-field textarea {
  padding: 13px 14px;
  border: 1.5px solid rgba(20,24,28,0.16);
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  font-size: 0.95rem;
  background: var(--white);
  color: var(--ink);
  transition: border-color 0.2s ease;
}
.form-field input:focus, .form-field select:focus, .form-field textarea:focus {
  outline: none;
  border-color: var(--voltage-bright);
}
.form-field textarea { resize: vertical; min-height: 120px; }

.alert {
  padding: 16px 20px;
  border-radius: var(--radius-sm);
  font-size: 0.92rem;
  margin-bottom: 28px;
  font-family: var(--font-mono);
}
.alert-success { background: rgba(62,142,90,0.12); border: 1px solid var(--ok); color: #245C39; }
.alert-error { background: rgba(198,60,43,0.1); border: 1px solid #C63C2B; color: #8C2A1E; }

/* =========================================================
   CONTACT INFO BLOCKS
   ========================================================= */
.info-block { display: flex; gap: 16px; padding: 20px 0; border-top: 1px solid rgba(20,24,28,0.1); }
.info-block:first-child { border-top: none; }
.info-block h3 { text-transform: none; letter-spacing: 0; font-size: 0.98rem; margin-bottom: 4px; }
.info-block p { color: var(--slate); font-size: 0.92rem; }

.map-placeholder {
  aspect-ratio: 16/9;
  background: var(--paper-2);
  border: 1px dashed rgba(20,24,28,0.2);
  border-radius: var(--radius-md);
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  color: var(--slate-light);
  text-transform: uppercase;
}

/* =========================================================
   FOOTER
   ========================================================= */
.site-footer {
  background: var(--charcoal);
  color: rgba(251,251,249,0.7);
  padding: 70px 0 26px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
  gap: 40px;
  padding-bottom: 46px;
}
.footer-brand .brand-text { color: var(--white); }
.footer-grid p { font-size: 0.88rem; margin-top: 14px; line-height: 1.7; }
.footer-col h4 {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--copper-bright);
  margin-bottom: 18px;
}
.footer-col a, .footer-col li {
  display: block;
  font-size: 0.88rem;
  padding: 6px 0;
  color: rgba(251,251,249,0.65);
  transition: color 0.2s ease;
}
.footer-col a:hover { color: var(--white); }
.footer-bottom {
  border-top: 1px solid rgba(251,251,249,0.1);
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  font-size: 0.78rem;
  color: rgba(251,251,249,0.45);
  flex-wrap: wrap;
  gap: 10px;
}
.footer-social { display: flex; gap: 12px; }
.footer-social a {
  width: 34px; height: 34px;
  border-radius: 50%;
  border: 1px solid rgba(251,251,249,0.2);
  display: flex; align-items: center; justify-content: center;
  font-size: 0.8rem;
}
.footer-social a:hover { border-color: var(--copper); background: rgba(198,112,43,0.15); }

/* =========================================================
   PAGE HEADER (inner pages)
   ========================================================= */
.page-header {
  background: var(--charcoal);
  color: var(--white);
  padding: 64px 0 46px;
  position: relative;
  overflow: hidden;
}
.page-header::before {
  content: '';
  position: absolute; inset: 0;
  background: radial-gradient(circle at 88% 20%, rgba(198,112,43,0.16), transparent 50%);
}
.breadcrumb {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: rgba(251,251,249,0.5);
  margin-bottom: 14px;
  position: relative;
}
.breadcrumb a { color: rgba(251,251,249,0.7); }
.breadcrumb span { color: var(--copper-bright); }
.page-header h1 { color: var(--white); position: relative; }
.page-header p.lede { color: rgba(251,251,249,0.68); margin-top: 14px; position: relative; }

/* =========================================================
   MISC UTILITY
   ========================================================= */
.text-center { text-align: center; }
.mt-40 { margin-top: 40px; }
.mb-40 { margin-bottom: 40px; }
.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; }

.badge-row { display: flex; gap: 14px; flex-wrap: wrap; margin-top: 26px; }
.badge-pill {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.06em;
  padding: 8px 14px;
  border: 1px solid rgba(20,24,28,0.16);
  border-radius: 999px;
  color: var(--slate);
}

.cta-band {
  background: linear-gradient(120deg, var(--charcoal), var(--charcoal-3));
  color: var(--white);
  border-radius: var(--radius-md);
  padding: 60px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 30px;
  flex-wrap: wrap;
  position: relative;
  overflow: hidden;
}
.cta-band::before {
  content: '';
  position: absolute; inset: 0;
  background: radial-gradient(circle at 90% 10%, rgba(198,112,43,0.2), transparent 50%);
}
.cta-band h2 { color: var(--white); position: relative; }
.cta-band .lede { color: rgba(251,251,249,0.68); position: relative; }
.cta-band .btn { position: relative; }

/* =========================================================
   RESPONSIVE
   ========================================================= */
@media (max-width: 980px) {
  .hero-grid { grid-template-columns: 1fr; }
  .dial-wrap { max-width: 320px; margin-top: 30px; }
  .grid-3, .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .two-col { grid-template-columns: 1fr; gap: 30px; }
  .form-grid { grid-template-columns: 1fr; }
}

@media (max-width: 720px) {
  .main-nav, .nav-cta .nav-phone { display: none; }
  .nav-toggle { display: flex; }
  .grid-3, .grid-4, .grid-2 { grid-template-columns: 1fr; }
  .hero-stats { grid-template-columns: repeat(3, auto); gap: 20px; }
  .process-item { grid-template-columns: 50px 1fr; }
  .cta-band { padding: 40px 26px; flex-direction: column; align-items: flex-start; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; align-items: flex-start; }
}