:root {
  --panel: #f97316;
  --panel-dark: #ea580c;
  --panel-bright: #fdba74;
  --orange: #f97316;
  --orange-dark: #c2410c;
  --yellow: #ffc94d;
  --teal: #1253a6;
  --teal-dark: #0e3f82;
  --indigo: #1565c0;
  --indigo-dark: #0e4a8f;
  --navy: #12263f;
  --navy-light: #1b3a5c;
  --navy-deep: #0b1626;
  --ink: #253240;
  --muted: #5f6b78;
  --bg: #ffffff;
  --cream: #fff5ea;
  --line: #d9e0e9;
  --radius: 14px;
  --radius-lg: 18px;
  --shadow: 0 1px 2px rgba(11, 22, 38, 0.06), 0 10px 26px rgba(11, 22, 38, 0.08);
  --shadow-lg: 0 2px 8px rgba(11, 22, 38, 0.08), 0 24px 48px rgba(11, 22, 38, 0.14);
  --ring: 0 0 0 3px rgba(245, 158, 11, 0.35);
  --grad-hot: linear-gradient(120deg, var(--orange), var(--yellow));
  --grad-cool: linear-gradient(120deg, var(--indigo), var(--teal-dark));
  --grad-panel: linear-gradient(120deg, var(--orange), var(--yellow));
  --shadow-panel: 0 4px 12px rgba(245, 158, 11, 0.3), 0 14px 30px rgba(245, 158, 11, 0.26);
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
}

body {
  font-family: "Inter", system-ui, -apple-system, Arial, sans-serif;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.65;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

h1, h2, h3, h4, .logo, .stat strong, .promise-num {
  font-family: "Sora", "Inter", system-ui, sans-serif;
}

.container {
  width: min(1120px, 90%);
  margin: 0 auto;
}

img {
  max-width: 100%;
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--orange);
  color: #fff;
  padding: 0.7rem 1.2rem;
  border-radius: 0 0 12px 0;
  z-index: 2000;
  text-decoration: none;
  font-weight: 600;
}

.skip-link:focus {
  left: 0;
}

.grad-text {
  background: var(--grad-panel);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-block;
  padding: 0.75rem 1.6rem;
  border-radius: 999px;
  text-decoration: none;
  font-weight: 700;
  font-family: "Sora", sans-serif;
  font-size: 0.95rem;
  letter-spacing: 0.2px;
  text-align: center;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease, border-color 0.2s ease;
  border: 1px solid transparent;
  cursor: pointer;
}

.btn:hover {
  transform: translateY(-2px);
}

.btn:focus-visible {
  outline: none;
  box-shadow: var(--ring);
}

.btn-primary {
  background: var(--grad-panel);
  color: var(--navy);
  border-color: rgba(11, 22, 38, 0.08);
  box-shadow: var(--shadow-panel);
}

.btn-primary:hover {
  box-shadow: 0 8px 20px rgba(245, 158, 11, 0.4), 0 18px 40px rgba(245, 158, 11, 0.34);
}

.btn-ghost {
  border: 1.5px solid rgba(245, 158, 11, 0.35);
  color: var(--panel-dark);
  background: transparent;
}

.btn-ghost:hover {
  background: rgba(249, 115, 22, 0.08);
  border-color: var(--panel);
}

.btn-small {
  padding: 0.45rem 1.15rem;
  font-size: 0.85rem;
  background: var(--grad-panel);
  color: var(--navy);
  border-color: rgba(11, 22, 38, 0.08);
}

.btn-lg {
  padding: 0.95rem 2.2rem;
  font-size: 1.05rem;
}

.btn-hero {
  padding: 1.05rem 2.5rem;
  font-size: 1.12rem;
  border-radius: 999px;
  box-shadow: 0 10px 24px rgba(245, 158, 11, 0.34), 0 20px 48px rgba(245, 158, 11, 0.3);
}

.btn-hero:hover {
  transform: translateY(-3px);
  box-shadow: 0 14px 30px rgba(245, 158, 11, 0.42), 0 26px 56px rgba(245, 158, 11, 0.36);
}

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: linear-gradient(120deg, var(--orange), var(--yellow));
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(11, 22, 38, 0.1);
  box-shadow: 0 1px 0 rgba(255, 255, 255, 0.35) inset;
  transition: background 0.3s ease, box-shadow 0.3s ease;
}

.site-header.scrolled {
  background: linear-gradient(120deg, var(--orange-dark), var(--orange));
  box-shadow: 0 1px 0 rgba(255, 255, 255, 0.25) inset, 0 12px 30px rgba(245, 158, 11, 0.4);
}

.site-header .logo-img {
  filter: none;
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.6rem 0;
}

.logo {
  display: flex;
  align-items: center;
  text-decoration: none;
  flex-shrink: 0;
}

.logo-img {
  height: 45px;
  width: auto;
  display: block;
  object-fit: contain;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 1.4rem;
  list-style: none;
}

.nav-links a:not(.btn) {
  color: var(--navy);
  text-decoration: none;
  font-weight: 500;
  font-size: 0.95rem;
  position: relative;
  padding: 0.15rem 0;
  transition: color 0.2s ease;
}

.nav-links a:not(.btn)::after {
  content: "";
  position: absolute;
  left: 0;
  right: 100%;
  bottom: -4px;
  height: 2px;
  border-radius: 2px;
  background: linear-gradient(90deg, var(--navy), var(--navy));
  transition: right 0.25s ease;
}

.nav-links a:not(.btn):hover {
  color: var(--orange-dark);
}

.nav-links a:not(.btn):hover::after {
  right: 0;
}

.btn-sun {
  background: linear-gradient(120deg, var(--orange), var(--yellow));
  color: var(--navy);
  border-color: rgba(255, 255, 255, 0.28);
  box-shadow: 0 6px 16px rgba(245, 158, 11, 0.32);
}

.btn-sun:hover {
  box-shadow: 0 10px 26px rgba(245, 158, 11, 0.45);
}

.nav-links .btn {
  background: #ffffff;
  color: var(--panel);
  border: 1px solid rgba(11, 22, 38, 0.08);
  box-shadow: 0 2px 10px rgba(11, 22, 38, 0.16);
}

.nav-links .btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 18px rgba(11, 22, 38, 0.24);
}

/* ---------- Hero ---------- */
.hero {
  position: relative;
  background: linear-gradient(165deg, #fffaf0 0%, #ffedcb 55%, #ffd9a1 100%);
  color: var(--navy);
  padding: 4.75rem 0 4.25rem;
  overflow: hidden;
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(18, 38, 63, 0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(18, 38, 63, 0.06) 1px, transparent 1px);
  background-size: 40px 40px;
  -webkit-mask-image: linear-gradient(to bottom, #000 0%, transparent 75%);
  mask-image: linear-gradient(to bottom, #000 0%, transparent 75%);
  pointer-events: none;
}

.hero-inner {
  position: relative;
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  align-items: center;
  gap: 3.5rem;
}

.hero-copy {
  max-width: 640px;
}

.hero-eyebrow {
  display: inline-block;
  color: var(--panel-dark);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 2px;
  font-size: 0.85rem;
  margin-bottom: 1.1rem;
  padding: 0.4rem 1.1rem;
  border: 1px solid rgba(245, 158, 11, 0.3);
  border-radius: 999px;
  background: rgba(249, 115, 22, 0.07);
}

.hero h1 {
  font-size: clamp(2.5rem, 5.2vw, 3.8rem);
  line-height: 1.1;
  margin-bottom: 1.2rem;
  letter-spacing: -0.5px;
  color: var(--navy);
}

.hero-sub {
  color: var(--muted);
  font-size: 1.08rem;
  margin-bottom: 2.2rem;
}

.hero-sub strong {
  color: var(--panel-dark);
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: 2.4rem;
}

.hero-actions .btn-ghost {
  padding: 1.05rem 2.5rem;
  font-size: 1.12rem;
  border: 2px solid var(--panel);
  background: #fff;
  box-shadow: 0 10px 24px rgba(245, 158, 11, 0.18);
}

.hero-actions .btn-ghost:hover {
  background: rgba(249, 115, 22, 0.12);
  border-color: var(--panel);
  box-shadow: 0 14px 30px rgba(245, 158, 11, 0.3);
}

.hero-phone {
  display: inline-flex;
  align-items: center;
  gap: 1rem;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 0.85rem 1.25rem;
  box-shadow: 0 12px 30px rgba(11, 22, 38, 0.12);
  text-decoration: none;
  margin-bottom: 2.4rem;
  transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
}

.hero-phone:hover {
  transform: translateY(-3px);
  border-color: rgba(245, 158, 11, 0.45);
  box-shadow: 0 18px 40px rgba(11, 22, 38, 0.18);
}

.hero-phone-icon {
  display: grid;
  place-items: center;
  width: 52px;
  height: 52px;
  border-radius: 10px;
  background: var(--grad-panel);
  color: var(--navy);
  box-shadow: 0 6px 16px rgba(245, 158, 11, 0.32);
  flex-shrink: 0;
}

.hero-phone-icon svg {
  width: 26px;
  height: 26px;
}

.hero-phone-copy {
  display: grid;
  gap: 0.1rem;
}

.hero-phone-label {
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1.6px;
  color: var(--muted);
}

.hero-phone-num {
  font-family: "Sora", sans-serif;
  font-size: clamp(1.45rem, 2.4vw, 1.8rem);
  font-weight: 800;
  color: var(--panel-dark);
  letter-spacing: -0.5px;
  line-height: 1.15;
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.2rem;
  border-top: 1px solid var(--line);
  padding-top: 2.2rem;
  margin: 0;
}

.stat dt {
  font-size: 1.9rem;
  font-weight: 800;
  color: var(--panel-dark);
  font-family: "Sora", sans-serif;
}

.stat dd {
  color: var(--muted);
  font-size: 0.88rem;
  margin: 0;
}

/* Hero illustration */
.hero-art {
  position: relative;
  min-height: 360px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.sun-art {
  position: relative;
  width: 170px;
  height: 170px;
  animation: floaty 7s ease-in-out infinite;
}

.sun-core {
  position: absolute;
  inset: 32px;
  border-radius: 50%;
  background: radial-gradient(circle at 35% 30%, #ffe9a3, var(--yellow) 55%, var(--orange));
  box-shadow: 0 0 36px rgba(255, 208, 47, 0.4);
}

.sun-ray {
  position: absolute;
  inset: 0;
}

.sun-ray::before {
  content: "";
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 10px;
  height: 30px;
  border-radius: 2px;
  background: linear-gradient(var(--yellow), var(--orange));
}

.sun-ray.ray-1 { transform: rotate(0deg); }
.sun-ray.ray-2 { transform: rotate(45deg); }
.sun-ray.ray-3 { transform: rotate(90deg); }
.sun-ray.ray-4 { transform: rotate(135deg); }
.sun-ray.ray-5 { transform: rotate(180deg); }
.sun-ray.ray-6 { transform: rotate(225deg); }
.sun-ray.ray-7 { transform: rotate(270deg); }
.sun-ray.ray-8 { transform: rotate(315deg); }

.sun-art::before {
  content: "";
  position: absolute;
  inset: 12px;
  border-radius: 50%;
  border: 1.5px dashed rgba(255, 160, 60, 0.45);
  pointer-events: none;
}

@keyframes spinSlow {
  to { transform: rotate(360deg); }
}

@keyframes floaty {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-16px); }
}

.panel-art {
  position: absolute;
  bottom: 6%;
  left: 50%;
  transform: translateX(-50%) rotate(-6deg);
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 6px;
  width: 210px;
  padding: 10px;
  background: linear-gradient(145deg, #0b4a8f, #042b5c);
  border: 2px solid rgba(226, 232, 240, 0.45);
  border-radius: 12px;
  box-shadow: 0 22px 50px rgba(0, 0, 0, 0.45);
}

.panel-cell {
  height: 42px;
  border-radius: 6px;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.4) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.22) 1px, transparent 1px),
    linear-gradient(145deg, #0e6ac2, #084a94);
  background-size: 100% 14px, 7px 100%, 100% 100%;
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.12);
}

.panel-cell:nth-child(2n) {
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.4) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.22) 1px, transparent 1px),
    linear-gradient(145deg, #147fd6, #0a54a6);
  background-size: 100% 14px, 7px 100%, 100% 100%;
}

.float-chip {
  position: absolute;
  background: rgba(255, 255, 255, 0.9);
  border: 1px solid var(--line);
  padding: 0.55rem 1.1rem;
  border-radius: 999px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--navy);
  box-shadow: var(--shadow);
  animation: floaty 7s ease-in-out infinite;
}

.float-chip-1 { top: 6%; left: 2%; }
.float-chip-2 { bottom: 20%; right: 0%; animation-delay: 1.4s; }

/* ---------- Sections ---------- */
.section {
  padding: 5.5rem 0;
}

.section-cream {
  background: var(--cream);
}

.section-dark {
  background:
    linear-gradient(rgba(255, 255, 255, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.05) 1px, transparent 1px),
    linear-gradient(160deg, #16283f, #0b1626);
  background-size: 40px 40px, 40px 40px, 100% 100%;
  color: #dfe8f2;
}

.section-head {
  text-align: center;
  max-width: 740px;
  margin: 0 auto 3.2rem;
}

.section-tag {
  color: var(--panel-dark);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  font-size: 0.76rem;
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.32rem 0.95rem;
  border-radius: 999px;
  background: rgba(249, 115, 22, 0.09);
  border: 1px solid rgba(245, 158, 11, 0.25);
  margin-bottom: 0.85rem;
}

.section-dark .section-tag {
  color: #fdba74;
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.22);
}

.section-head h2,
.section-text h2 {
  font-size: clamp(1.8rem, 3.5vw, 2.6rem);
  color: var(--navy);
  line-height: 1.2;
  margin-bottom: 0.6rem;
  letter-spacing: -0.4px;
}

.section-dark h2 {
  color: #ffffff;
}

.section-desc {
  color: var(--muted);
  font-size: 1.02rem;
}

.section-dark .section-desc {
  color: rgba(223, 232, 242, 0.8);
}

.section-grid {
  display: grid;
  gap: 3.5rem;
  align-items: center;
}

.two-col {
  grid-template-columns: 1fr 1fr;
}

.section-text h3 {
  color: var(--navy);
  margin: 1.7rem 0 0.9rem;
  font-size: 1.3rem;
}

.section-text p {
  color: var(--ink);
}

/* ---------- Cards ---------- */
.cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.6rem;
}

.cards.five {
  grid-template-columns: repeat(5, 1fr);
}

.card {
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.9rem 1.6rem;
  box-shadow: var(--shadow);
  transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
}

.card:hover {
  transform: translateY(-4px);
  border-color: rgba(245, 158, 11, 0.35);
  box-shadow: var(--shadow-lg);
}

.card h3 {
  color: var(--navy);
  font-size: 1.12rem;
  margin: 0.9rem 0 0.45rem;
}

.card p {
  color: var(--muted);
  font-size: 0.95rem;
}

.card-icon {
  display: inline-grid;
  place-items: center;
  width: 52px;
  height: 52px;
  border-radius: 10px;
  color: var(--navy);
  box-shadow: 0 5px 12px rgba(245, 158, 11, 0.22);
}

.card-icon svg {
  width: 26px;
  height: 26px;
}

.icon-panel { background: var(--grad-panel); }
.icon-orange { background: var(--grad-hot); }
.icon-teal { background: var(--grad-panel); }
.icon-indigo { background: var(--grad-hot); }
.icon-yellow { background: linear-gradient(120deg, #f59e0b, var(--orange)); }

/* System cards */
.card-sys {
  border-top: 5px solid transparent;
  border-top-color: var(--panel);
  display: flex;
  flex-direction: column;
  padding-top: 2.2rem;
}

.card-sys:nth-child(2) { border-top-color: var(--panel); }
.card-sys:nth-child(3) { border-top-color: var(--panel); }

.sys-icon {
  display: inline-grid;
  place-items: center;
  width: 60px;
  height: 60px;
  border-radius: 12px;
  color: var(--navy);
  margin-bottom: 0.4rem;
  box-shadow: 0 6px 14px rgba(245, 158, 11, 0.24);
}

.sys-icon svg {
  width: 30px;
  height: 30px;
}

.card-sys ul {
  margin-top: 0.9rem;
  padding-left: 0;
  list-style: none;
  color: var(--ink);
  font-size: 0.95rem;
  display: grid;
  gap: 0.5rem;
}

.card-sys ul li {
  padding-left: 1.6rem;
  position: relative;
}

.card-sys ul li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--orange-dark);
  font-weight: 800;
}

/* Promise cards */
.promise {
  background: var(--bg);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}

.promise:hover {
  transform: translateY(-4px);
  border-color: rgba(245, 158, 11, 0.35);
  box-shadow: var(--shadow-lg);
}

.promise-num {
  color: var(--panel);
  font-weight: 800;
  font-size: 1.5rem;
}

.promise h3 {
  color: var(--navy);
  font-size: 1.12rem;
  margin: 0.5rem 0 0.15rem;
}

.promise strong {
  color: var(--panel-dark);
  display: block;
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.promise p {
  color: var(--muted);
  font-size: 0.88rem;
}

/* Quote / testimonial cards */
.quote {
  border: 1px solid var(--line);
  background: var(--bg);
}

.quote p {
  font-size: 1.02rem;
  color: var(--ink);
  font-style: italic;
}

.quote footer {
  margin-top: 1rem;
  color: var(--panel);
  font-weight: 700;
  font-size: 0.92rem;
}

/* ---------- Sun / parts illustration ---------- */
.sun-card,
.parts-card {
  background: linear-gradient(160deg, #fff4e8, #ffedd8);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 2rem;
  box-shadow: var(--shadow);
}

.sun-card-head {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  margin-bottom: 1.4rem;
}

.sun-card-head h3 {
  color: var(--navy);
  font-size: 1.25rem;
}

.mini-sun {
  font-size: 1.9rem;
  animation: spinSlow 14s linear infinite;
  display: inline-block;
}

.sun-flow {
  display: grid;
  gap: 0.9rem;
}

.flow-step {
  display: flex;
  align-items: center;
  gap: 1rem;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 0.8rem 1.1rem;
  box-shadow: 0 1px 2px rgba(11, 22, 38, 0.04);
  transition: transform 0.2s ease, border-color 0.2s ease;
}

.flow-step:hover {
  transform: translateX(6px);
  border-color: rgba(245, 158, 11, 0.35);
}

.flow-step > span {
  background: var(--grad-panel);
  color: var(--navy);
  font-weight: 800;
  width: 32px;
  height: 32px;
  border-radius: 10px;
  display: grid;
  place-items: center;
  flex-shrink: 0;
}

.flow-step strong {
  color: var(--navy);
  font-size: 0.95rem;
}

.flow-step small {
  color: var(--muted);
  display: block;
  font-size: 0.8rem;
}

/* ---------- Steps list ---------- */
.steps-list {
  padding-left: 0;
  list-style: none;
  color: var(--ink);
  display: grid;
  gap: 0.6rem;
}

.steps-list li {
  padding-left: 2rem;
  position: relative;
}

.steps-list li::before {
  content: "→";
  position: absolute;
  left: 0;
  color: var(--panel);
  font-weight: 800;
}

/* ---------- Check list ---------- */
.check-list {
  list-style: none;
  display: grid;
  gap: 0.8rem;
}

.check-list li {
  padding-left: 2.2rem;
  position: relative;
}

.check-list li::before {
  content: "✓";
  position: absolute;
  left: 0;
  top: 2px;
  width: 22px;
  height: 22px;
  background: var(--grad-panel);
  color: var(--navy);
  border-radius: 6px;
  font-size: 0.75rem;
  display: grid;
  place-items: center;
  font-weight: 700;
}

/* ---------- Capacity calculator ---------- */
.calc-card {
  max-width: 680px;
  margin: 0 auto 2.5rem;
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  padding: 2rem 2.2rem;
}

.calc-bill {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 1rem;
  margin-bottom: 1.2rem;
}

.calc-bill label {
  font-weight: 600;
  color: var(--navy);
}

.calc-bill output {
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--panel);
  font-family: "Sora", sans-serif;
}

input[type="range"] {
  -webkit-appearance: none;
  appearance: none;
  width: 100%;
  height: 10px;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--panel-bright), var(--panel));
  outline: none;
}

input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: #fff;
  border: 4px solid var(--panel);
  cursor: pointer;
  box-shadow: 0 4px 12px rgba(245, 158, 11, 0.35);
}

input[type="range"]::-moz-range-thumb {
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: #fff;
  border: 4px solid var(--panel);
  cursor: pointer;
}

.calc-result {
  margin-top: 1.4rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  background: var(--cream);
  border-radius: 12px;
  padding: 1.1rem 1.4rem;
}

.calc-label {
  font-size: 0.92rem;
  color: var(--muted);
  font-weight: 600;
}

.calc-result strong {
  font-size: 1.4rem;
  color: var(--navy);
  font-family: "Sora", sans-serif;
}

/* ---------- Capacity table ---------- */
.table-wrap {
  max-width: 720px;
  margin: 0 auto;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.capacity-table {
  width: 100%;
  border-collapse: collapse;
  background: var(--bg);
}

.capacity-table th {
  background:
    linear-gradient(rgba(255, 255, 255, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.05) 1px, transparent 1px),
    var(--navy);
  background-size: 30px 30px, 30px 30px, 100% 100%;
  color: #fff;
  text-align: left;
  padding: 1rem 1.4rem;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  font-weight: 600;
}

.capacity-table td {
  padding: 1rem 1.4rem;
  border-bottom: 1px solid var(--line);
  transition: background 0.15s ease;
}

.capacity-table tbody tr:hover td {
  background: rgba(249, 115, 22, 0.08);
}

.capacity-table tr:nth-child(even) td {
  background: var(--cream);
}

.capacity-table .row-highlight td {
  background: linear-gradient(90deg, rgba(253, 186, 116, 0.4), rgba(249, 115, 22, 0.18));
  color: var(--navy);
  font-weight: 700;
}

/* ---------- Parts chips ---------- */
.parts-card h3 {
  color: var(--navy);
  margin-bottom: 1.2rem;
}

.part-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
}

.part-chips span {
  background: #fff;
  border: 1px solid var(--line);
  color: var(--navy);
  border-radius: 999px;
  padding: 0.45rem 1.05rem;
  font-size: 0.9rem;
  font-weight: 600;
  box-shadow: 0 1px 2px rgba(11, 22, 38, 0.04);
  transition: background 0.2s ease, color 0.2s ease, border-color 0.2s ease;
}

.part-chips span:hover {
  background: var(--grad-panel);
  color: var(--navy);
}

/* ---------- Process steps ---------- */
.process-steps {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.4rem;
}

.process-steps li {
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.6rem;
  box-shadow: var(--shadow);
  position: relative;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.process-steps li:hover {
  transform: translateY(-4px);
  border-color: rgba(245, 158, 11, 0.35);
  box-shadow: var(--shadow-lg);
}

.step-num {
  position: absolute;
  top: -15px;
  left: 1.3rem;
  background: var(--grad-panel);
  color: var(--navy);
  font-weight: 800;
  width: 34px;
  height: 34px;
  border-radius: 12px;
  display: grid;
  place-items: center;
  box-shadow: 0 6px 14px rgba(245, 158, 11, 0.35);
}

.process-steps h3 {
  color: var(--navy);
  font-size: 1.05rem;
  margin: 0.7rem 0 0.35rem;
}

.process-steps p {
  color: var(--muted);
  font-size: 0.9rem;
}

/* ---------- Gallery ---------- */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.4rem;
}

.gallery-item {
  aspect-ratio: 4 / 3;
  border-radius: var(--radius);
  background: linear-gradient(160deg, #fff4e8, #ffedd8);
  border: 1px solid var(--line);
  color: var(--navy);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.3rem;
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.gallery-item:hover {
  transform: translateY(-6px) scale(1.01);
  box-shadow: var(--shadow-lg);
}

.gallery-icon {
  font-size: 2.2rem;
  margin-bottom: 0.4rem;
}

.gallery-item strong {
  font-size: 1.05rem;
  font-family: "Sora", sans-serif;
}

.gallery-item small {
  color: var(--muted);
}

/* ---------- FAQ ---------- */
.faq-list {
  max-width: 760px;
  margin: 0 auto;
  display: grid;
  gap: 1rem;
}

.faq-item {
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow: hidden;
  transition: border-color 0.25s ease, box-shadow 0.25s ease;
}

.faq-item[open] {
  border-color: rgba(245, 158, 11, 0.45);
  box-shadow: var(--shadow-lg);
}

.faq-item summary {
  cursor: pointer;
  list-style: none;
  padding: 1.3rem 1.6rem;
  font-weight: 700;
  color: var(--navy);
  font-size: 1.02rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  transition: color 0.2s ease;
}

.faq-item summary::-webkit-details-marker {
  display: none;
}

.faq-item summary::after {
  content: "+";
  flex-shrink: 0;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: var(--cream);
  border: 1px solid rgba(249, 115, 22, 0.3);
  color: var(--panel-dark);
  font-size: 1.15rem;
  font-weight: 700;
  display: grid;
  place-items: center;
  transition: transform 0.25s ease, background 0.25s ease, color 0.25s ease, border-color 0.25s ease;
}

.faq-item[open] summary {
  color: var(--panel-dark);
}

.faq-item[open] summary::after {
  transform: rotate(45deg);
  background: var(--grad-panel);
  border-color: transparent;
  color: var(--navy);
}

.faq-item p {
  padding: 0 1.6rem 1.4rem;
  color: var(--muted);
  font-size: 0.95rem;
}

/* ---------- CTA ---------- */
.cta {
  position: relative;
  overflow: hidden;
  background: linear-gradient(165deg, #fffaf0 0%, #ffedcb 55%, #ffd9a1 100%);
  color: var(--navy);
  padding: 5.5rem 0;
  text-align: center;
}

.cta::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(18, 38, 63, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(18, 38, 63, 0.05) 1px, transparent 1px);
  background-size: 40px 40px;
  -webkit-mask-image: linear-gradient(to bottom, transparent 0%, #000 25%, #000 75%, transparent 100%);
  mask-image: linear-gradient(to bottom, transparent 0%, #000 25%, #000 75%, transparent 100%);
  pointer-events: none;
}

.cta-inner {
  position: relative;
  max-width: 720px;
}

.cta-tag {
  color: var(--panel);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 2px;
  font-size: 0.85rem;
  margin-bottom: 0.9rem;
}

.cta h2 {
  font-size: clamp(1.9rem, 4vw, 2.7rem);
  margin-bottom: 1rem;
}

.cta p {
  color: var(--muted);
  margin-bottom: 0.6rem;
}

.cta-strong {
  color: var(--panel-dark) !important;
  font-weight: 700;
  font-size: 1.1rem;
  margin-bottom: 2rem !important;
}

.cta-contact {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 2.2rem;
}

.cta-link {
  color: var(--navy);
  text-decoration: none;
  font-weight: 600;
  font-size: 1.05rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  padding: 0.8rem 1.4rem;
  border-radius: 12px;
  background: #fff;
  border: 1.5px solid var(--line);
  box-shadow: var(--shadow);
  transition: color 0.2s ease, border-color 0.2s ease, transform 0.2s ease, box-shadow 0.2s ease;
}

.cta-link .contact-icon {
  width: 20px;
  height: 20px;
  color: var(--panel-dark);
  flex-shrink: 0;
}

.cta-link:hover {
  color: var(--panel-dark);
  border-color: var(--panel);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.cta-link:hover .contact-icon {
  color: var(--panel);
}

/* ---------- Footer ---------- */
.site-footer {
  background:
    linear-gradient(rgba(255, 255, 255, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.04) 1px, transparent 1px),
    var(--navy-deep);
  background-size: 36px 36px, 36px 36px, 100% 100%;
  color: #94a3b8;
  padding-top: 3.5rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.4fr;
  gap: 2.5rem;
  padding-bottom: 2.5rem;
}

.footer-brand p {
  margin-top: 1rem;
  max-width: 300px;
  font-size: 0.95rem;
}

.footer-col h4 {
  color: #fff;
  margin-bottom: 1.1rem;
  font-size: 1.02rem;
}

.footer-links {
  list-style: none;
  display: grid;
  gap: 0.6rem;
}

.footer-links a {
  color: #94a3b8;
  text-decoration: none;
  font-weight: 500;
  transition: color 0.2s ease;
}

.footer-links a:hover {
  color: var(--yellow);
}

.footer-contact {
  list-style: none;
  display: grid;
  gap: 0.7rem;
}

.footer-contact a {
  color: #94a3b8;
  text-decoration: none;
  font-weight: 500;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  transition: color 0.2s ease;
}

.footer-contact a:hover {
  color: var(--yellow);
}

.footer-contact .contact-icon {
  width: 17px;
  height: 17px;
  flex-shrink: 0;
}

.footer-legal {
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  padding: 0.7rem 0;
}

.footer-legal summary {
  cursor: pointer;
  list-style: none;
  color: #e2e8f0;
  font-weight: 600;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.footer-legal summary::after {
  content: "+";
  color: var(--yellow);
  font-weight: 700;
}

.footer-legal[open] summary::after {
  content: "−";
}

.footer-legal p {
  margin-top: 0.6rem;
  font-size: 0.9rem;
  color: #94a3b8;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding: 1.2rem 0;
}

.footer-bottom p {
  text-align: center;
  font-size: 0.9rem;
}

/* ---------- Survey Popup ---------- */
.modal-overlay {
  position: fixed;
  inset: 0;
  z-index: 1000;
  background: rgba(11, 22, 38, 0.85);
  backdrop-filter: blur(6px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.25s ease, visibility 0.25s ease;
}

.modal-overlay.open {
  opacity: 1;
  visibility: visible;
}

.modal {
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  box-shadow: 0 6px 16px rgba(11, 22, 38, 0.12), 0 28px 64px rgba(11, 22, 38, 0.28);
  width: min(720px, 100%);
  max-height: 90vh;
  overflow-y: auto;
  transform: translateY(24px) scale(0.98);
  transition: transform 0.25s ease;
}

.modal-overlay.open .modal {
  transform: translateY(0) scale(1);
}

.modal-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.4rem 1.6rem;
  background: var(--grad-panel);
  color: var(--navy);
  position: relative;
  overflow: hidden;
}

.modal-head::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 85% 0%, rgba(255, 255, 255, 0.25), transparent 55%);
  pointer-events: none;
}

.modal-head-copy {
  position: relative;
}

.modal-head h3 {
  font-size: 1.2rem;
  font-family: "Sora", sans-serif;
  line-height: 1.3;
}

.modal-sub {
  font-size: 0.88rem;
  color: rgba(11, 22, 38, 0.75);
  margin-top: 0.25rem;
}

.modal-close {
  background: rgba(11, 22, 38, 0.12);
  border: 1px solid rgba(11, 22, 38, 0.25);
  border-radius: 10px;
  width: 36px;
  height: 36px;
  font-size: 0.95rem;
  line-height: 1;
  color: var(--navy);
  cursor: pointer;
  display: grid;
  place-items: center;
  flex-shrink: 0;
  transition: background 0.2s ease, transform 0.2s ease, border-color 0.2s ease;
}

.modal-close:hover {
  background: var(--navy);
  border-color: transparent;
  color: #fff;
  transform: rotate(90deg);
}

.survey-form .form-body {
  padding: 1.6rem 1.6rem 1.8rem;
  display: grid;
  gap: 1.1rem;
}

.form-group {
  display: grid;
  gap: 0.4rem;
}

.form-group label {
  font-weight: 600;
  color: var(--navy);
  font-size: 0.86rem;
  letter-spacing: 0.2px;
}

.form-group .req {
  color: var(--orange);
}

.form-group .opt {
  color: var(--muted);
  font-weight: 500;
  font-size: 0.78rem;
}

.form-group input,
.form-group textarea {
  width: 100%;
  border: 1.5px solid var(--line);
  border-radius: 10px;
  padding: 0.75rem 1rem;
  font: inherit;
  font-size: 0.95rem;
  color: var(--ink);
  background: #fff;
  transition: border-color 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.form-group input:hover,
.form-group textarea:hover {
  border-color: rgba(245, 158, 11, 0.5);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: #94a3b8;
  opacity: 1;
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--panel);
  box-shadow: var(--ring);
}

.form-group textarea {
  resize: vertical;
}

.survey-form .btn {
  width: 100%;
}

.form-status {
  font-size: 0.92rem;
  font-weight: 600;
  min-height: 1.2em;
}

.form-status.success {
  color: var(--teal-dark);
}

.form-status.error {
  color: var(--orange-dark);
}

/* ---------- Promo popup ---------- */
.modal-promo {
  position: relative;
  max-width: 560px;
}

.promo-close {
  position: absolute;
  top: 14px;
  right: 14px;
  z-index: 2;
  background: rgba(11, 22, 38, 0.12);
  border: 1px solid rgba(11, 22, 38, 0.25);
  color: var(--navy);
}

.promo-close:hover {
  background: var(--navy);
  border-color: transparent;
  color: #fff;
}

.promo-body {
  padding: 2.6rem 2.4rem 2.2rem;
  text-align: center;
  display: grid;
  gap: 1rem;
  justify-items: center;
}

.promo-head {
  position: relative;
  background: var(--grad-panel);
  padding: 1.4rem 2.4rem 1.2rem;
  text-align: center;
  overflow: hidden;
}

.promo-head::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 50% 0%, rgba(255, 255, 255, 0.22), transparent 60%);
  pointer-events: none;
}

.promo-logo {
  position: relative;
  width: 110px;
  height: auto;
  display: block;
  margin: 0 auto;
  object-fit: contain;
}

.promo-tagline {
  position: relative;
  margin: 0.6rem auto 0;
  max-width: 240px;
  font-family: "Sora", sans-serif;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  line-height: 1.5;
  color: var(--navy);
}

.promo-body h3 {
  font-size: clamp(1.3rem, 3vw, 1.7rem);
  line-height: 1.25;
  color: var(--navy);
  max-width: 400px;
}

.promo-sub {
  color: var(--muted);
  font-size: 0.98rem;
  max-width: 400px;
}

.promo-phone {
  display: inline-flex;
  align-items: center;
  gap: 1rem;
  text-decoration: none;
  background: #fff8f0;
  border: 1.5px solid rgba(245, 158, 11, 0.35);
  border-radius: 14px;
  padding: 0.8rem 1.6rem;
  margin-top: 0.4rem;
  transition: transform 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease;
}

.promo-phone:hover {
  transform: translateY(-2px);
  border-color: var(--panel);
  box-shadow: 0 12px 28px rgba(245, 158, 11, 0.14);
}

.promo-phone-icon {
  display: grid;
  place-items: center;
  width: 48px;
  height: 48px;
  border-radius: 10px;
  background: var(--grad-panel);
  color: var(--navy);
  box-shadow: 0 6px 14px rgba(245, 158, 11, 0.3);
  flex-shrink: 0;
}

.promo-phone-icon svg {
  width: 24px;
  height: 24px;
}

.promo-phone-copy {
  display: grid;
  gap: 0.05rem;
}

.promo-phone-label {
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--muted);
}

.promo-phone-num {
  font-family: "Sora", sans-serif;
  font-size: clamp(1.6rem, 3.4vw, 2.1rem);
  font-weight: 800;
  color: var(--panel-dark);
  letter-spacing: -0.5px;
  line-height: 1.1;
}

.promo-survey-btn {
  margin-top: 0.4rem;
  max-width: 360px;
  width: 100%;
}

/* ---------- Floating WhatsApp ---------- */
.wa-float {
  position: fixed;
  right: 22px;
  bottom: 22px;
  z-index: 90;
  width: 58px;
  height: 58px;
  border-radius: 50%;
  background: #25d366;
  display: grid;
  place-items: center;
  box-shadow: 0 6px 18px rgba(37, 211, 102, 0.42), 0 16px 40px rgba(0, 0, 0, 0.2);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.wa-float svg {
  width: 32px;
  height: 32px;
  color: #fff;
}

.wa-float::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: 50%;
  background: rgba(37, 211, 102, 0.5);
  z-index: -1;
  animation: waPulse 2.4s ease-out infinite;
}

@keyframes waPulse {
  0% { transform: scale(1); opacity: 0.7; }
  70%, 100% { transform: scale(1.55); opacity: 0; }
}

.wa-float:hover {
  transform: scale(1.08);
  box-shadow: 0 8px 24px rgba(37, 211, 102, 0.5), 0 20px 48px rgba(0, 0, 0, 0.24);
}

.wa-float-tip {
  position: absolute;
  right: calc(100% + 14px);
  top: 50%;
  transform: translateY(-50%) translateX(6px);
  background: var(--navy-deep);
  color: #fff;
  font-size: 0.85rem;
  font-weight: 600;
  padding: 0.45rem 0.9rem;
  border-radius: 8px;
  white-space: nowrap;
  opacity: 0;
  visibility: hidden;
  box-shadow: var(--shadow);
  transition: opacity 0.25s ease, transform 0.25s ease, visibility 0.25s ease;
}

.wa-float-tip::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 100%;
  transform: translateY(-50%);
  border: 6px solid transparent;
  border-left-color: var(--navy-deep);
}

.wa-float:hover .wa-float-tip {
  opacity: 1;
  visibility: visible;
  transform: translateY(-50%) translateX(0);
}

/* ---------- Brand logos ---------- */
.brand-grid {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 1.2rem;
  align-items: stretch;
}

.brand-grid li {
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.3rem 1.1rem;
  display: grid;
  place-items: center;
  min-height: 100px;
  box-shadow: var(--shadow);
  transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
}

.brand-grid li:hover {
  transform: translateY(-4px);
  border-color: rgba(245, 158, 11, 0.35);
  box-shadow: var(--shadow-lg);
}

.brand-logo {
  max-width: 100%;
  max-height: 58px;
  width: auto;
  height: auto;
  object-fit: contain;
  transition: transform 0.25s ease;
}

.brand-grid li:hover .brand-logo {
  transform: scale(1.06);
}

@media (hover: none) {
  .wa-float-tip {
    display: none;
  }
}

/* ---------- Scroll reveal ---------- */
.reveal {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal.revealed {
  opacity: 1;
  transform: none;
}

/* ---------- Mobile nav ---------- */
.nav-toggle {
  display: none;
}

/* ---------- Responsive ---------- */
@media (max-width: 1000px) {
  .cards.five {
    grid-template-columns: repeat(3, 1fr);
  }

  .brand-grid {
    grid-template-columns: repeat(3, 1fr);
  }

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

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

  .hero-inner {
    grid-template-columns: 1fr;
    gap: 2.2rem;
  }

  .hero-copy {
    max-width: 100%;
    text-align: center;
  }

  .hero-actions {
    justify-content: center;
  }

  .hero-phone {
    justify-content: center;
  }

  .hero-art {
    min-height: 300px;
  }
}

@media (max-width: 900px) {
  .nav {
    padding: 0.5rem 0;
  }

  .logo-img {
    height: 45px;
  }

  .nav-toggle {
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 40px;
    height: 40px;
    background: transparent;
    border: 1px solid rgba(11, 22, 38, 0.4);
    border-radius: 8px;
    cursor: pointer;
    padding: 8px;
  }

  .nav-toggle span {
    display: block;
    height: 2px;
    width: 100%;
    background: var(--navy);
    border-radius: 2px;
    transition: transform 0.25s ease, opacity 0.25s ease;
  }

  .site-header.nav-open .nav-toggle span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
  }

  .site-header.nav-open .nav-toggle span:nth-child(2) {
    opacity: 0;
  }

  .site-header.nav-open .nav-toggle span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
  }

  .nav-links {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    background:
      linear-gradient(rgba(255, 255, 255, 0.04) 1px, transparent 1px),
      linear-gradient(90deg, rgba(255, 255, 255, 0.04) 1px, transparent 1px),
      var(--navy-deep);
    background-size: 36px 36px, 36px 36px, 100% 100%;
    backdrop-filter: blur(12px);
    border-top: 1px solid rgba(255, 255, 255, 0.14);
    padding: 0.5rem 0 1rem;
    display: none;
    max-height: calc(100vh - 64px);
    overflow-y: auto;
  }

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

  .nav-links li:not(:last-child) {
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  }

  .nav-links a:not(.btn) {
    display: block;
    padding: 0.85rem 1rem;
    color: #fff1e0;
  }

  .nav-links a:not(.btn):hover {
    color: var(--yellow);
  }

  .nav-links a:not(.btn)::after {
    background: linear-gradient(90deg, var(--yellow), var(--yellow));
  }

  .nav-links .btn {
    display: block;
    text-align: center;
    margin: 0.9rem 1rem 0.2rem;
  }

  .two-col,
  .cards,
  .cards.five,
  .process-steps {
    grid-template-columns: 1fr;
  }

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

  .hero {
    padding: 5rem 0 4rem;
  }
}

@media (max-width: 600px) {
  .modal-overlay {
    align-items: flex-start;
    padding: 1rem;
  }

  .modal {
    width: 100%;
    max-height: calc(100dvh - 2rem);
  }

  .modal-head {
    padding: 1.2rem 1.2rem 1.1rem;
  }

  .modal-head {
    padding: 1rem 1.1rem 0.9rem;
  }

  .modal-head h3 {
    font-size: 0.98rem;
  }

  .modal-sub {
    font-size: 0.78rem;
  }

  .survey-form .form-body {
    padding: 1rem 1.1rem calc(1.3rem + env(safe-area-inset-bottom));
    gap: 0.75rem;
  }

  .form-group {
    gap: 0.3rem;
  }

  .form-group label {
    font-size: 0.78rem;
  }

  .form-group input,
  .form-group textarea {
    padding: 0.55rem 0.85rem;
    font-size: 0.88rem;
    border-radius: 8px;
  }

  .form-group textarea {
    height: 74px;
  }

  .survey-form .btn {
    padding: 0.7rem 1rem;
    font-size: 0.95rem;
  }

  .promo-head {
    padding: 1.4rem 1.3rem 1.2rem;
  }

  .promo-body {
    padding: 2rem 1.3rem 1.8rem;
  }

  .promo-logo {
    width: 100px;
  }

  .promo-phone {
    gap: 0.7rem;
    padding: 0.6rem 1rem;
  }

  .promo-phone-icon {
    width: 38px;
    height: 38px;
    border-radius: 8px;
  }

  .promo-phone-icon svg {
    width: 19px;
    height: 19px;
  }

  .promo-phone-num {
    font-size: 1.02rem;
    letter-spacing: -0.5px;
    white-space: nowrap;
  }

  .promo-phone-label {
    font-size: 0.62rem;
  }

  .cards,
  .cards.five {
    grid-template-columns: 1fr;
  }

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

  .hero-stats {
    grid-template-columns: repeat(2, 1fr);
    gap: 1.1rem;
    padding-top: 1.3rem;
  }

  .stat dt {
    font-size: 1.5rem;
  }

  .stat dd {
    font-size: 0.8rem;
  }

  .hero-actions {
    flex-direction: column;
    align-items: center;
  }

  .hero-actions .btn {
    width: 100%;
    text-align: center;
  }

  .hero-eyebrow {
    margin-bottom: 0.7rem;
  }

  .hero h1 {
    margin-bottom: 0.9rem;
  }

  .hero-sub {
    margin-bottom: 1.2rem;
    font-size: 1rem;
  }

  .hero-actions {
    margin-bottom: 1.3rem;
  }

  .hero-phone {
    margin-bottom: 1.3rem;
  }

  .hero-art {
    min-height: 230px;
  }

  .panel-art {
    width: 180px;
  }

  .calc-card {
    padding: 1.5rem 1.3rem;
  }

  .calc-result {
    flex-direction: column;
    align-items: flex-start;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .table-wrap {
    overflow-x: auto;
  }

  .capacity-table {
    min-width: 420px;
  }
}

/* ---------- Reduced motion ---------- */
@media (prefers-reduced-motion: reduce) {
  * {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }
}