/* ============================================================
   HPSL LLC — lvzhong.autos
   Light theme · Turquoise accent #0D9488
   Cool near-white body #F4F7F6 · Dark ink text #14201E
   ============================================================ */

:root {
  --ink: #14201E;
  --ink-soft: #3A4A47;
  --ink-muted: #5C6B68;
  --accent: #0D9488;
  --accent-bright: #14B8A6;
  --accent-deep: #0F766E;
  --accent-wash: #E6F2F0;
  --accent-wash-deep: #D7E9E6;
  --paper: #F4F7F6;
  --surface: #FFFFFF;
  --line: #DDE8E5;
  --line-strong: #C9DBD7;
  --white: #FFFFFF;
  --radius: 14px;
  --radius-lg: 22px;
  --shadow-sm: 0 2px 10px rgba(20, 32, 30, 0.06);
  --shadow-md: 0 12px 34px rgba(20, 32, 30, 0.10);
  --shadow-lg: 0 24px 60px rgba(20, 32, 30, 0.14);
  --font-sans: "Segoe UI", "Helvetica Neue", Arial, sans-serif;
  --font-mono: "SF Mono", "Cascadia Code", Consolas, "Courier New", monospace;
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  font-size: 16px;
  line-height: 1.7;
  font-family: var(--font-sans);
  background-color: var(--paper);
  color: var(--ink);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

img {
  max-width: 100%;
  display: block;
}

a {
  color: var(--accent-deep);
  text-decoration: none;
  transition: color 0.2s ease;
}

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

.container {
  width: 100%;
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ============================================================
   GRAPH-PAPER QUADRANT NAVIGATION
   ============================================================ */

.quadrant-nav {
  position: sticky;
  top: 0;
  z-index: 1000;
  background-color: #FFFFFF;
  background-image:
    linear-gradient(#E9F2F0 1px, transparent 1px),
    linear-gradient(90deg, #E9F2F0 1px, transparent 1px);
  background-size: 26px 26px;
  border-bottom: 1px solid var(--line-strong);
  box-shadow: var(--shadow-sm);
}

.quadrant-nav .nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 14px 24px;
  max-width: 1180px;
  margin: 0 auto;
}

.brand-block {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}

.brand-mono {
  position: relative;
  width: 46px;
  height: 46px;
  background-color: var(--ink);
  display: grid;
  place-items: center;
  color: var(--white);
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 15px;
  letter-spacing: 0.02em;
  border-radius: 4px;
}

.brand-mono::before,
.brand-mono::after {
  content: "";
  position: absolute;
  background-color: var(--accent-bright);
}

.brand-mono::before {
  width: 8px;
  height: 2px;
  top: -5px;
  left: -2px;
}

.brand-mono::after {
  width: 2px;
  height: 8px;
  right: -5px;
  bottom: -2px;
}

.brand-ticks {
  position: absolute;
  inset: -6px;
  pointer-events: none;
}

.brand-ticks i {
  position: absolute;
  width: 4px;
  height: 1px;
  background-color: var(--accent);
}

.brand-ticks i:nth-child(1) { top: 0; left: 50%; }
.brand-ticks i:nth-child(2) { top: 50%; right: 0; }
.brand-ticks i:nth-child(3) { bottom: 0; left: 50%; }
.brand-ticks i:nth-child(4) { top: 50%; left: 0; }

.brand-text {
  display: flex;
  flex-direction: column;
  line-height: 1.1;
}

.brand-text strong {
  font-family: var(--font-mono);
  font-size: 15px;
  letter-spacing: 0.06em;
  color: var(--ink);
}

.brand-text span {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.12em;
  color: var(--accent-deep);
  text-transform: uppercase;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 6px;
  list-style: none;
}

.nav-links li a {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--ink-soft);
  padding: 8px 10px;
  border-radius: 6px;
}

.nav-links li a:hover {
  color: var(--accent-deep);
  background-color: var(--accent-wash);
}

.nav-links li a .marker {
  width: 7px;
  height: 7px;
  background-color: var(--accent);
  border-radius: 1px;
  display: inline-block;
}

.nav-cta {
  flex-shrink: 0;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  padding: 12px 22px;
  border-radius: 8px;
  border: 2px solid transparent;
  cursor: pointer;
  transition: background-color 0.2s ease, border-color 0.2s ease, color 0.2s ease, transform 0.15s ease;
}

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

.btn-primary {
  background-color: var(--accent);
  color: var(--white);
  border-color: var(--accent);
}

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

.btn-ghost {
  background-color: transparent;
  color: var(--accent-deep);
  border-color: var(--accent);
}

.btn-ghost:hover {
  background-color: var(--accent-wash);
  color: var(--accent-deep);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 42px;
  height: 42px;
  background-color: var(--accent-wash);
  border: 1px solid var(--line-strong);
  border-radius: 6px;
  cursor: pointer;
  padding: 0 9px;
}

.nav-toggle span {
  display: block;
  height: 2px;
  width: 100%;
  background-color: var(--ink);
  transition: transform 0.2s ease, opacity 0.2s ease;
}

.nav-toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.open span:nth-child(2) { opacity: 0; }
.nav-toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.axis-line {
  height: 14px;
  background-image: linear-gradient(90deg, var(--accent) 0 1px, transparent 1px);
  background-size: 26px 26px;
  background-repeat: repeat-x;
  background-position: left bottom;
  border-bottom: 1px solid var(--line-strong);
}

/* ============================================================
   CONTOUR-MAP HERO
   ============================================================ */

.contour-hero {
  position: relative;
  background-color: var(--paper);
  overflow: hidden;
  border-bottom: 1px solid var(--line);
}

.contour-hero .container {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  align-items: center;
  gap: 48px;
  padding-top: 72px;
  padding-bottom: 72px;
}

.hero-copy {
  position: relative;
  z-index: 2;
}

.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--accent-deep);
  margin-bottom: 22px;
}

.hero-eyebrow::before {
  content: "";
  width: 26px;
  height: 2px;
  background-color: var(--accent);
}

.hero-copy h1 {
  font-size: clamp(2.1rem, 4.6vw, 3.4rem);
  line-height: 1.08;
  letter-spacing: -0.02em;
  color: var(--ink);
  margin-bottom: 22px;
  font-weight: 800;
}

.hero-copy h1 em {
  font-style: normal;
  color: var(--accent-deep);
}

.hero-copy .hero-sub {
  font-size: 1.08rem;
  color: var(--ink-soft);
  max-width: 520px;
  margin-bottom: 30px;
}

.hero-ctas {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 26px;
  margin-top: 34px;
  padding-top: 22px;
  border-top: 1px solid var(--line);
}

.hero-meta .meta-item {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-muted);
}

.hero-meta .meta-item strong {
  display: block;
  font-size: 13px;
  color: var(--ink);
  margin-top: 4px;
  text-transform: none;
  letter-spacing: 0.02em;
}

.contour-map {
  position: relative;
  height: 440px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.contour-ring {
  position: absolute;
  border: 2px solid var(--accent);
  border-radius: 46% 54% 52% 48% / 55% 46% 54% 45%;
  background-color: transparent;
}

.contour-ring.c1 {
  width: 400px;
  height: 400px;
  border-color: #CDE7E3;
  transform: rotate(-8deg);
}

.contour-ring.c2 {
  width: 330px;
  height: 330px;
  border-color: #A9D8D2;
  transform: rotate(6deg);
  border-radius: 52% 48% 46% 54% / 48% 54% 46% 52%;
}

.contour-ring.c3 {
  width: 250px;
  height: 250px;
  border-color: var(--accent-bright);
  transform: rotate(-4deg);
  border-radius: 48% 52% 54% 46% / 54% 46% 52% 48%;
}

.contour-ring.c4 {
  width: 170px;
  height: 170px;
  border-color: var(--accent);
  transform: rotate(9deg);
  border-radius: 52% 48% 50% 50% / 50% 52% 48% 50%;
}

.contour-ring.c5 {
  width: 96px;
  height: 96px;
  border-color: var(--accent-deep);
  background-color: var(--accent-wash);
  transform: rotate(-6deg);
  border-radius: 50% 48% 52% 50% / 48% 52% 50% 52%;
}

.elevation-marker {
  position: absolute;
  z-index: 2;
  background-color: var(--ink);
  color: var(--white);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  padding: 6px 12px;
  border-radius: 6px;
  border-left: 3px solid var(--accent-bright);
}

.elevation-marker::after {
  content: "";
  position: absolute;
  left: 10px;
  bottom: -6px;
  width: 10px;
  height: 10px;
  background-color: var(--ink);
  transform: rotate(45deg);
}

.compass {
  position: absolute;
  top: 16px;
  right: 16px;
  width: 52px;
  height: 52px;
  display: grid;
  place-items: center;
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 700;
  color: var(--accent-deep);
}

.compass::before,
.compass::after {
  content: "";
  position: absolute;
  background-color: var(--accent);
}

.compass::before {
  width: 1px;
  height: 100%;
}

.compass::after {
  height: 1px;
  width: 100%;
}

.compass span {
  position: absolute;
  top: 3px;
  z-index: 1;
  background-color: var(--paper);
  padding: 0 2px;
}

.contour-note {
  position: absolute;
  bottom: 18px;
  left: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--ink-muted);
}

/* ============================================================
   SECTION SHARED
   ============================================================ */

section {
  padding: 84px 0;
}

.section-label {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--accent-deep);
  margin-bottom: 18px;
}

.section-label::after {
  content: "";
  width: 40px;
  height: 1px;
  background-color: var(--accent);
}

.section-title {
  font-size: clamp(1.7rem, 3.4vw, 2.5rem);
  line-height: 1.15;
  letter-spacing: -0.015em;
  color: var(--ink);
  font-weight: 800;
  margin-bottom: 16px;
}

.section-lead {
  font-size: 1.06rem;
  color: var(--ink-soft);
  max-width: 660px;
}

/* ============================================================
   STATEMENT ROW (full-width)
   ============================================================ */

.statement-section {
  background-color: var(--ink);
  color: var(--white);
  padding: 96px 0;
}

.statement-section .statement-mark {
  font-family: var(--font-mono);
  color: var(--accent-bright);
  letter-spacing: 0.2em;
  font-size: 13px;
  text-transform: uppercase;
  margin-bottom: 22px;
}

.statement-section .statement-text {
  font-size: clamp(1.5rem, 3.4vw, 2.6rem);
  line-height: 1.25;
  font-weight: 700;
  letter-spacing: -0.01em;
  max-width: 980px;
}

.statement-section .statement-text strong {
  color: var(--accent-bright);
  font-weight: 700;
}

.statement-section .statement-sub {
  margin-top: 26px;
  color: #C4D6D2;
  max-width: 640px;
  font-size: 1.05rem;
}

/* ============================================================
   DELIVERY PROCESS (01/02/03/04 with connecting lines)
   ============================================================ */

.process-section {
  background-color: var(--paper);
}

.process-list {
  margin-top: 52px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  position: relative;
}

.process-list::before {
  content: "";
  position: absolute;
  top: 30px;
  left: 10%;
  right: 10%;
  height: 2px;
  background-image: linear-gradient(90deg, var(--accent) 40%, transparent 40%);
  background-size: 14px 2px;
}

.process-step {
  position: relative;
  padding: 0 22px;
}

.process-num {
  position: relative;
  z-index: 2;
  width: 60px;
  height: 60px;
  display: grid;
  place-items: center;
  background-color: var(--surface);
  border: 2px solid var(--accent);
  color: var(--accent-deep);
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 16px;
  border-radius: 50%;
  margin-bottom: 22px;
}

.process-step h3 {
  font-size: 1.2rem;
  color: var(--ink);
  margin-bottom: 10px;
  font-weight: 700;
}

.process-step p {
  color: var(--ink-muted);
  font-size: 0.98rem;
}

/* ============================================================
   BIG-NUMERAL STAT COLUMNS
   ============================================================ */

.stats-section {
  background-color: var(--accent-wash);
  border-top: 1px solid var(--accent-wash-deep);
  border-bottom: 1px solid var(--accent-wash-deep);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 28px;
  margin-top: 44px;
}

.stat-card {
  background-color: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 30px 26px;
  box-shadow: var(--shadow-sm);
  border-top: 4px solid var(--accent);
}

.stat-card .stat-num {
  font-family: var(--font-mono);
  font-size: 3rem;
  font-weight: 800;
  color: var(--accent-deep);
  line-height: 1;
  letter-spacing: -0.02em;
}

.stat-card .stat-suffix {
  font-family: var(--font-mono);
  font-size: 1.4rem;
  color: var(--accent);
  font-weight: 700;
}

.stat-card .stat-label {
  margin-top: 14px;
  font-size: 0.95rem;
  color: var(--ink-soft);
  font-weight: 600;
}

.stat-card .stat-note {
  margin-top: 6px;
  font-size: 0.86rem;
  color: var(--ink-muted);
}

/* ============================================================
   TABBED CAPABILITY PANELS
   ============================================================ */

.capabilities-section {
  background-color: var(--surface);
}

.tab-control {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 40px 0 28px;
  border-bottom: 2px solid var(--line);
}

.tab-btn {
  background: transparent;
  border: none;
  border-bottom: 3px solid transparent;
  padding: 14px 22px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--ink-muted);
  cursor: pointer;
  transition: color 0.2s ease, border-color 0.2s ease;
}

.tab-btn:hover {
  color: var(--accent-deep);
}

.tab-btn.active {
  color: var(--accent-deep);
  border-bottom-color: var(--accent);
  font-weight: 700;
}

.tab-panel {
  display: none;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: start;
  animation: fadeIn 0.35s ease;
}

.tab-panel.active {
  display: grid;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

.tab-panel .panel-copy h3 {
  font-size: 1.6rem;
  color: var(--ink);
  margin-bottom: 16px;
  font-weight: 800;
}

.tab-panel .panel-copy p {
  color: var(--ink-soft);
  margin-bottom: 16px;
  font-size: 1.02rem;
}

.tab-panel .panel-copy p:last-child {
  margin-bottom: 0;
}

.panel-list {
  list-style: none;
  margin-top: 20px;
}

.panel-list li {
  position: relative;
  padding-left: 26px;
  margin-bottom: 12px;
  color: var(--ink-soft);
  font-size: 0.98rem;
}

.panel-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 9px;
  width: 10px;
  height: 10px;
  background-color: var(--accent);
  border-radius: 2px;
}

.panel-card {
  background-color: var(--accent-wash);
  border: 1px solid var(--accent-wash-deep);
  border-radius: var(--radius-lg);
  padding: 34px 30px;
}

.panel-card .card-tag {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent-deep);
  background-color: var(--surface);
  border: 1px solid var(--accent-wash-deep);
  padding: 5px 12px;
  border-radius: 20px;
  margin-bottom: 18px;
}

.panel-card h4 {
  font-size: 1.1rem;
  color: var(--ink);
  margin-bottom: 10px;
  font-weight: 700;
}

.panel-card p {
  color: var(--ink-muted);
  font-size: 0.96rem;
  margin-bottom: 16px;
}

.panel-card .spec-row {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  padding: 12px 0;
  border-top: 1px dashed var(--line-strong);
  font-size: 0.9rem;
}

.panel-card .spec-row dt {
  color: var(--ink-muted);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.panel-card .spec-row dd {
  color: var(--ink);
  font-weight: 700;
  text-align: right;
}

/* ============================================================
   COMPARISON TABLE (two-column)
   ============================================================ */

.compare-section {
  background-color: var(--paper);
}

.compare-wrap {
  margin-top: 48px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  background-color: var(--surface);
}

.compare-col {
  padding: 40px 36px;
}

.compare-col.left {
  background-color: var(--surface);
}

.compare-col.right {
  background-color: var(--accent);
  color: var(--white);
}

.compare-col .col-head {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  margin-bottom: 8px;
}

.compare-col.left .col-head { color: var(--ink-muted); }
.compare-col.right .col-head { color: #BEE8E2; }

.compare-col h3 {
  font-size: 1.5rem;
  margin-bottom: 24px;
  font-weight: 800;
}

.compare-col.right h3 { color: var(--white); }

.compare-col ul {
  list-style: none;
}

.compare-col li {
  position: relative;
  padding-left: 28px;
  margin-bottom: 14px;
  font-size: 0.98rem;
}

.compare-col.left li { color: var(--ink-soft); }
.compare-col.right li { color: #EAF7F5; }

.compare-col li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 7px;
  width: 12px;
  height: 12px;
  border-radius: 2px;
}

.compare-col.left li::before {
  background-color: var(--accent-wash-deep);
  border: 2px solid var(--ink-muted);
}

.compare-col.right li::before {
  background-color: var(--white);
  border: 2px solid var(--white);
}

/* ============================================================
   SPLIT CTA BAND (with contact form)
   ============================================================ */

.cta-band-section {
  background-color: var(--surface);
  padding: 84px 0;
}

.cta-band {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  background-color: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
}

.cta-band .cta-copy {
  padding: 52px 48px;
  background-color: var(--ink);
  color: var(--white);
}

.cta-band .cta-copy .section-label {
  color: var(--accent-bright);
}

.cta-band .cta-copy .section-label::after {
  background-color: var(--accent-bright);
}

.cta-band .cta-copy h2 {
  font-size: clamp(1.6rem, 3vw, 2.3rem);
  line-height: 1.15;
  color: var(--white);
  margin-bottom: 18px;
  font-weight: 800;
}

.cta-band .cta-copy p {
  color: #C4D6D2;
  margin-bottom: 24px;
  font-size: 1.03rem;
}

.contact-lines {
  list-style: none;
  margin-top: 26px;
}

.contact-lines li {
  display: flex;
  gap: 12px;
  align-items: center;
  padding: 12px 0;
  border-top: 1px solid #2A3A37;
  color: #EAF7F5;
  font-size: 0.98rem;
}

.contact-lines li .cl-label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent-bright);
  min-width: 70px;
}

.cta-band .cta-form {
  padding: 52px 48px;
}

.cta-band .cta-form h3 {
  font-size: 1.35rem;
  color: var(--ink);
  margin-bottom: 8px;
  font-weight: 800;
}

.cta-band .cta-form .form-note {
  color: var(--ink-muted);
  font-size: 0.95rem;
  margin-bottom: 24px;
}

.form-group {
  margin-bottom: 18px;
}

.form-group label {
  display: block;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-muted);
  margin-bottom: 7px;
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 12px 14px;
  font-family: var(--font-sans);
  font-size: 15px;
  color: var(--ink);
  background-color: var(--surface);
  border: 1px solid var(--line-strong);
  border-radius: 8px;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-wash);
}

.form-group textarea {
  min-height: 120px;
  resize: vertical;
}

.form-status {
  margin-top: 16px;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--accent-deep);
  min-height: 24px;
}

/* ============================================================
   FOOTER
   ============================================================ */

.site-footer {
  background-color: var(--ink);
  color: #C4D6D2;
  border-top: 3px solid var(--accent);
}

.site-footer .footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 40px;
  padding: 56px 0 40px;
}

.footer-brand strong {
  display: block;
  font-family: var(--font-mono);
  font-size: 17px;
  color: var(--white);
  letter-spacing: 0.06em;
  margin-bottom: 12px;
}

.footer-brand p {
  font-size: 0.95rem;
  color: #9FB8B3;
  max-width: 300px;
}

.footer-col h4 {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent-bright);
  margin-bottom: 16px;
}

.footer-col ul {
  list-style: none;
}

.footer-col ul li {
  margin-bottom: 10px;
}

.footer-col ul li a {
  color: #C4D6D2;
  font-size: 0.95rem;
}

.footer-col ul li a:hover {
  color: var(--white);
}

.site-footer .footer-bottom {
  border-top: 1px solid #2A3A37;
  padding: 22px 0;
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  justify-content: space-between;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.03em;
  color: #8FA8A3;
}

.site-footer .footer-bottom a {
  color: #C4D6D2;
}

.site-footer .footer-bottom a:hover {
  color: var(--white);
}

/* ============================================================
   SCROLL REVEAL
   ============================================================ */

.fade-up {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-up.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ============================================================
   RESPONSIVE
   ============================================================ */

@media (max-width: 960px) {
  .contour-hero .container {
    grid-template-columns: 1fr;
    gap: 36px;
    padding-top: 48px;
    padding-bottom: 56px;
  }

  .contour-map {
    height: 340px;
    order: 2;
  }

  .contour-ring.c1 { width: 300px; height: 300px; }
  .contour-ring.c2 { width: 250px; height: 250px; }
  .contour-ring.c3 { width: 195px; height: 195px; }
  .contour-ring.c4 { width: 135px; height: 135px; }
  .contour-ring.c5 { width: 80px; height: 80px; }

  .process-list {
    grid-template-columns: repeat(2, 1fr);
    gap: 36px 0;
  }

  .process-list::before {
    display: none;
  }

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

  .tab-panel {
    grid-template-columns: 1fr;
  }

  .compare-wrap {
    grid-template-columns: 1fr;
  }

  .cta-band {
    grid-template-columns: 1fr;
  }

  .site-footer .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 760px) {
  .nav-toggle {
    display: flex;
  }

  .nav-links {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    background-color: #FFFFFF;
    border-bottom: 1px solid var(--line-strong);
    padding: 12px 16px;
    gap: 4px;
    display: none;
    box-shadow: var(--shadow-md);
  }

  .nav-links.open {
    display: flex;
  }

  .nav-links li a {
    padding: 12px 12px;
    border-radius: 6px;
  }

  .nav-cta {
    display: none;
  }

  .nav-inner {
    position: relative;
  }

  .process-list {
    grid-template-columns: 1fr;
    gap: 30px 0;
  }

  .stats-grid {
    grid-template-columns: 1fr;
  }

  .cta-band .cta-copy,
  .cta-band .cta-form {
    padding: 36px 26px;
  }

  .site-footer .footer-grid {
    grid-template-columns: 1fr;
    gap: 28px;
  }

  .site-footer .footer-bottom {
    flex-direction: column;
    gap: 8px;
  }
}