/* =============================================================
 * style.css — Core design system & components
 * DW Nirman Engineerings LLP
 * -------------------------------------------------------------
 * Structure:
 *   1. Design tokens (CSS custom properties)
 *   2. Base / reset
 *   3. Typography
 *   4. Layout primitives
 *   5. Buttons & CTAs
 *   6. Header & navigation
 *   7. Footer
 *   8. Sections & components
 *   9. WhatsApp / conversion system
 *  10. Forms & Project Planner
 *  11. Utilities
 * (Responsive rules live in responsive.css; motion in animations.css)
 * ============================================================= */

/* ---------- 1. Design tokens ---------- */
:root {
  /* Colour system — derived from the DW Nirman brand logo.
     Change once, applies everywhere. */
  --color-bg: #f5f7fa; /* clean cool off-white */
  --color-surface: #ffffff; /* cards / raised surfaces */
  --color-surface-2: #eef2f7; /* subtle alt surface */
  --color-text: #26313d; /* logo dark navy */
  --color-heading: #1b2530;
  --color-muted: #64707d; /* muted slate grey */
  --color-accent: #1d6fc4; /* logo royal blue */
  --color-accent-dark: #16548f; /* darker blue (hover) */
  --color-accent-soft: #e6f0fa; /* light blue tint */
  --color-border: #e2e8f0;
  --color-dark: #232f3b; /* dark navy section background */
  --color-dark-surface: #2e3b48;
  --color-on-dark: #eef2f7;
  --color-on-dark-muted: #9aa7b4;

  /* Typography */
  --font-sans:
    "Manrope", "Inter", system-ui, -apple-system, "Segoe UI", Roboto, Helvetica,
    Arial, sans-serif;

  --fs-h1: clamp(2.2rem, 5vw + 0.5rem, 4rem);
  --fs-h2: clamp(1.7rem, 3vw + 0.4rem, 2.7rem);
  --fs-h3: clamp(1.25rem, 1.4vw + 0.6rem, 1.6rem);
  --fs-body: 1.0625rem;
  --fs-small: 0.875rem;
  --fs-eyebrow: 0.78rem;

  --lh-tight: 1.1;
  --lh-snug: 1.28;
  --lh-body: 1.65;

  /* Spacing scale */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.5rem;
  --space-6: 2rem;
  --space-7: 3rem;
  --space-8: 4rem;
  --space-9: 6rem;

  /* Radii & shadows */
  --radius-sm: 6px;
  --radius: 12px;
  --radius-lg: 20px;
  --shadow-sm: 0 1px 2px rgba(20, 18, 15, 0.06);
  --shadow: 0 10px 30px -12px rgba(20, 18, 15, 0.18);
  --shadow-lg: 0 24px 60px -20px rgba(20, 18, 15, 0.28);

  /* Layout */
  --container: 1200px;
  --container-narrow: 820px;
  --header-h: 76px;

  /* Motion */
  --ease: cubic-bezier(0.22, 0.61, 0.36, 1);
  --dur: 0.45s;
}

/* ---------- 2. Base / reset ---------- */
*,
*::before,
*::after {
  box-sizing: border-box;
}

* {
  margin: 0;
}

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-sans);
  font-size: var(--fs-body);
  line-height: var(--lh-body);
  color: var(--color-text);
  background: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

img,
picture,
svg {
  display: block;
  max-width: 100%;
  height: auto;
}

a {
  color: inherit;
  text-decoration: none;
}

ul {
  list-style: none;
  padding: 0;
}

button {
  font: inherit;
  cursor: pointer;
}

:focus-visible {
  outline: 3px solid var(--color-accent);
  outline-offset: 2px;
  border-radius: 3px;
}

/* Skip link for accessibility */
.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  z-index: 1000;
  background: var(--color-text);
  color: #fff;
  padding: var(--space-3) var(--space-5);
  border-radius: 0 0 var(--radius) 0;
}
.skip-link:focus {
  left: 0;
}

/* ---------- 3. Typography ---------- */
h1,
h2,
h3,
h4 {
  color: var(--color-heading);
  line-height: var(--lh-tight);
  font-weight: 700;
  letter-spacing: -0.02em;
}

h1 {
  font-size: var(--fs-h1);
}
h2 {
  font-size: var(--fs-h2);
}
h3 {
  font-size: var(--fs-h3);
  line-height: var(--lh-snug);
}

p {
  max-width: 68ch;
}

strong {
  font-weight: 700;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--fs-eyebrow);
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-accent);
}
.eyebrow::before {
  content: "";
  width: 26px;
  height: 2px;
  background: var(--color-accent);
  display: inline-block;
}

.lead {
  font-size: clamp(1.05rem, 1.2vw + 0.7rem, 1.3rem);
  color: var(--color-muted);
  line-height: 1.55;
  max-width: 60ch;
}

.tm {
  font-size: 0.62em;
  vertical-align: super;
  opacity: 0.8;
}

/* ---------- 4. Layout primitives ---------- */
.container {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: var(--space-5);
}
.container--narrow {
  max-width: var(--container-narrow);
}

.section {
  padding-block: clamp(3.5rem, 7vw, 6.5rem);
}
/* Offset in-page anchor targets so the sticky header never covers them
   when a nav tab smooth-scrolls to a section on the same page. */
section[id],
[data-anchor] {
  scroll-margin-top: calc(var(--header-h) + 18px);
}
.section--tight {
  padding-block: clamp(2.5rem, 4vw, 4rem);
}
.section--dark {
  background: var(--color-dark);
  color: var(--color-on-dark);
}
.section--dark h1,
.section--dark h2,
.section--dark h3 {
  color: #fff;
}
.section--dark .lead,
.section--dark .muted {
  color: var(--color-on-dark-muted);
}
.section--alt {
  background: var(--color-surface-2);
}

.section-head {
  max-width: 62ch;
  margin-bottom: var(--space-7);
}
.section-head--center {
  margin-inline: auto;
  text-align: center;
}
.section-head p {
  margin-top: var(--space-4);
}

.grid {
  display: grid;
  gap: var(--space-5);
}
.grid-2 {
  grid-template-columns: repeat(2, 1fr);
}
.grid-3 {
  grid-template-columns: repeat(3, 1fr);
}
.grid-4 {
  grid-template-columns: repeat(4, 1fr);
}

.muted {
  color: var(--color-muted);
}
.accent {
  color: var(--color-accent);
}

/* ---------- 5. Buttons & CTAs ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: 0.85rem 1.5rem;
  border-radius: var(--radius-sm);
  font-weight: 700;
  font-size: 0.98rem;
  letter-spacing: 0.01em;
  border: 1.5px solid transparent;
  transition:
    transform var(--dur) var(--ease),
    background var(--dur) var(--ease),
    color var(--dur) var(--ease),
    border-color var(--dur) var(--ease),
    box-shadow var(--dur) var(--ease);
  will-change: transform;
}
.btn:hover {
  transform: translateY(-2px);
}
.btn:active {
  transform: translateY(0);
}

.btn--primary {
  background: var(--color-accent);
  color: #fff;
  box-shadow: var(--shadow-sm);
}
.btn--primary:hover {
  background: var(--color-accent-dark);
}

.btn--dark {
  background: var(--color-text);
  color: #fff;
}
.btn--dark:hover {
  background: #000;
}

.btn--outline {
  background: transparent;
  border-color: var(--color-border);
  color: var(--color-text);
}
.btn--outline:hover {
  border-color: var(--color-text);
  background: var(--color-surface);
}

.btn--ghost-light {
  background: transparent;
  border-color: rgba(255, 255, 255, 0.35);
  color: #fff;
}
.btn--ghost-light:hover {
  background: rgba(255, 255, 255, 0.1);
}

.btn--whatsapp {
  background: #25d366;
  color: #08331b;
}
.btn--whatsapp:hover {
  background: #1fbe5a;
}

.btn--lg {
  padding: 1.05rem 1.9rem;
  font-size: 1.05rem;
}
.btn--block {
  width: 100%;
}

.btn-row {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-top: var(--space-6);
}

.icon-wa {
  width: 20px;
  height: 20px;
  flex: none;
}

/* ---------- 6. Header & navigation ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: color-mix(in srgb, var(--color-bg) 88%, transparent);
  backdrop-filter: saturate(140%) blur(10px);
  border-bottom: 1px solid transparent;
  transition:
    background var(--dur) var(--ease),
    border-color var(--dur) var(--ease),
    box-shadow var(--dur) var(--ease);
}
.site-header.is-scrolled {
  background: color-mix(in srgb, var(--color-bg) 96%, transparent);
  border-bottom-color: var(--color-border);
  box-shadow: var(--shadow-sm);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-5);
  height: var(--header-h);
  transition: height var(--dur) var(--ease);
}
.is-scrolled .nav {
  height: 64px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--color-heading);
  flex: none;
}
.brand__mark {
  width: 38px;
  height: 38px;
  border-radius: 9px;
  background: var(--color-text);
  color: #fff;
  display: grid;
  place-items: center;
  font-size: 0.95rem;
  font-weight: 800;
  letter-spacing: 0.02em;
}
/* Brand logo image (from assets/images/logo.svg) */
.brand__logo {
  width: 46px;
  height: 46px;
  flex: none;
  object-fit: contain;
  transition:
    height var(--dur) var(--ease),
    width var(--dur) var(--ease);
}
.is-scrolled .brand__logo {
  width: 40px;
  height: 40px;
}
.footer-brand .brand__logo {
  width: 42px;
  height: 42px;
}
.brand__name {
  font-size: 1.06rem;
  line-height: 1.05;
}
.brand__name span {
  display: block;
  font-size: 0.66rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--color-muted);
}

.nav__links {
  display: flex;
  align-items: center;
  gap: clamp(0.5rem, 1.4vw, 1.4rem);
}
.nav__links a {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--color-text);
  padding: 0.4rem 0.2rem;
  position: relative;
  transition: color var(--dur) var(--ease);
}
.nav__links a::after {
  content: "";
  position: absolute;
  left: 0.2rem;
  right: 0.2rem;
  bottom: -2px;
  height: 2px;
  background: var(--color-accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--dur) var(--ease);
}
.nav__links a:hover,
.nav__links a[aria-current="page"] {
  color: var(--color-accent);
}
.nav__links a:hover::after,
.nav__links a[aria-current="page"]::after {
  transform: scaleX(1);
}

.nav__actions {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  flex: none;
}

.nav__toggle {
  display: none;
  width: 46px;
  height: 46px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: var(--color-surface);
  position: relative;
}
.nav__toggle span,
.nav__toggle span::before,
.nav__toggle span::after {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  width: 20px;
  height: 2px;
  background: var(--color-text);
  transform: translate(-50%, -50%);
  transition:
    transform 0.3s var(--ease),
    opacity 0.3s var(--ease);
}
.nav__toggle span::before {
  transform: translate(-50%, -8px);
}
.nav__toggle span::after {
  transform: translate(-50%, 6px);
}
.nav__toggle[aria-expanded="true"] span {
  background: transparent;
}
.nav__toggle[aria-expanded="true"] span::before {
  transform: translate(-50%, 0) rotate(45deg);
}
.nav__toggle[aria-expanded="true"] span::after {
  transform: translate(-50%, -1px) rotate(-45deg);
}

/* ---------- 7. Footer ---------- */
.site-footer {
  background: var(--color-dark);
  color: var(--color-on-dark);
  padding-block: var(--space-8) var(--space-6);
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr 1.2fr;
  gap: var(--space-6);
}
.site-footer h4 {
  color: #fff;
  font-size: 0.8rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  margin-bottom: var(--space-4);
}
.site-footer a {
  color: var(--color-on-dark-muted);
  transition: color var(--dur) var(--ease);
}
.site-footer a:hover {
  color: #fff;
}
.footer-links li {
  margin-bottom: var(--space-3);
}
.footer-about p {
  color: var(--color-on-dark-muted);
  margin-top: var(--space-4);
  font-size: 0.95rem;
}
.footer-brand {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  color: #fff;
  font-weight: 800;
}
.footer-contact li {
  margin-bottom: var(--space-3);
  color: var(--color-on-dark-muted);
  font-size: 0.95rem;
}
.footer-contact strong {
  color: #fff;
  display: block;
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 2px;
}
.footer-social {
  display: flex;
  gap: var(--space-3);
  margin-top: var(--space-4);
}
.footer-social a {
  width: 40px;
  height: 40px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: var(--radius-sm);
  display: grid;
  place-items: center;
}
.footer-social a:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.4);
}
.footer-bottom {
  margin-top: var(--space-7);
  padding-top: var(--space-5);
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
  justify-content: space-between;
  align-items: center;
  font-size: 0.85rem;
  color: var(--color-on-dark-muted);
}
.footer-legal {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
}

/* ---------- 8. Sections & components ---------- */

/* Hero */
.hero {
  position: relative;
  padding-block: clamp(3rem, 7vw, 6rem) clamp(3.5rem, 8vw, 7rem);
  overflow: hidden;
}
.hero__grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: clamp(2rem, 5vw, 4.5rem);
  align-items: center;
}
.hero h1 {
  margin-bottom: var(--space-5);
}
.hero .lead {
  margin-bottom: var(--space-4);
}
.hero__decor {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(var(--color-border) 1px, transparent 1px),
    linear-gradient(90deg, var(--color-border) 1px, transparent 1px);
  background-size: 46px 46px;
  opacity: 0.35;
  mask-image: radial-gradient(circle at 70% 30%, #000, transparent 70%);
}
.hero__media {
  position: relative;
  aspect-ratio: 4 / 5;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}
.hero__badge {
  position: absolute;
  left: -1rem;
  bottom: 1.5rem;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: var(--space-4) var(--space-5);
  box-shadow: var(--shadow);
  max-width: 240px;
}
.hero__badge strong {
  display: block;
  color: var(--color-accent);
  font-size: 1.4rem;
}
.hero__badge span {
  font-size: 0.85rem;
  color: var(--color-muted);
}

/* Image placeholder (clearly marked, no fake photos) */
.img-placeholder {
  width: 100%;
  height: 100%;
  min-height: 200px;
  display: grid;
  place-items: center;
  text-align: center;
  gap: var(--space-2);
  background: repeating-linear-gradient(
    135deg,
    var(--color-surface-2) 0 18px,
    #ebe7e0 18px 36px
  );
  color: var(--color-muted);
  padding: var(--space-5);
}
.img-placeholder svg {
  width: 34px;
  height: 34px;
  opacity: 0.6;
}
.img-placeholder span {
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  max-width: 24ch;
}
.img-placeholder--dark {
  background: repeating-linear-gradient(
    135deg,
    #26272a 0 18px,
    #2d2e31 18px 36px
  );
  color: var(--color-on-dark-muted);
}

/* Trust strip */
.trust-strip {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-5);
}
.trust-item {
  display: flex;
  gap: var(--space-3);
  align-items: flex-start;
}
.trust-item .ico {
  flex: none;
  width: 42px;
  height: 42px;
  border-radius: 10px;
  background: var(--color-accent-soft);
  color: var(--color-accent);
  display: grid;
  place-items: center;
}
.trust-item h3 {
  font-size: 1.02rem;
}
.trust-item p {
  font-size: 0.9rem;
  color: var(--color-muted);
  margin-top: 2px;
}

/* Generic card */
.card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: var(--space-6);
  transition:
    transform var(--dur) var(--ease),
    box-shadow var(--dur) var(--ease),
    border-color var(--dur) var(--ease);
}
.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow);
  border-color: color-mix(
    in srgb,
    var(--color-accent) 40%,
    var(--color-border)
  );
}
.card__icon {
  width: 52px;
  height: 52px;
  border-radius: 12px;
  background: var(--color-accent-soft);
  color: var(--color-accent);
  display: grid;
  place-items: center;
  margin-bottom: var(--space-4);
}
.card__icon svg {
  width: 26px;
  height: 26px;
}
.card h3 {
  margin-bottom: var(--space-2);
}
.card p {
  color: var(--color-muted);
  font-size: 0.96rem;
}
.card__link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: var(--space-4);
  font-weight: 700;
  font-size: 0.9rem;
  color: var(--color-accent);
}
.card__link svg {
  width: 16px;
  height: 16px;
  transition: transform var(--dur) var(--ease);
}
.card:hover .card__link svg {
  transform: translateX(4px);
}

.badge-config {
  display: inline-block;
  font-size: 0.66rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-accent-dark);
  background: var(--color-accent-soft);
  border-radius: 999px;
  padding: 2px 10px;
  margin-left: var(--space-2);
  vertical-align: middle;
}
.badge-placeholder {
  display: inline-block;
  font-size: 0.66rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-muted);
  background: var(--color-surface-2);
  border: 1px dashed var(--color-border);
  border-radius: 999px;
  padding: 2px 10px;
}

/* Problem cards */
.problem-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-left: 3px solid var(--color-accent);
  border-radius: var(--radius);
  padding: var(--space-5);
}
.problem-card h3 {
  font-size: 1.05rem;
  margin-bottom: var(--space-2);
}
.problem-card p {
  font-size: 0.92rem;
  color: var(--color-muted);
}

/* Transparent Build / process timeline */
.stage-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--color-border);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  overflow: hidden;
}
.stage {
  background: var(--color-surface);
  padding: var(--space-6);
  transition: background var(--dur) var(--ease);
}
.stage:hover {
  background: var(--color-accent-soft);
}
.stage__num {
  font-size: 0.85rem;
  font-weight: 800;
  color: var(--color-accent);
  letter-spacing: 0.1em;
}
.stage h3 {
  font-size: 1.15rem;
  margin: var(--space-2) 0;
}
.stage p {
  font-size: 0.92rem;
  color: var(--color-muted);
}

.section--dark .stage-grid {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.12);
}
.section--dark .stage {
  background: var(--color-dark-surface);
}
.section--dark .stage:hover {
  background: #2e2f32;
}
.section--dark .stage p {
  color: var(--color-on-dark-muted);
}

/* Vertical process timeline (process page) */
.timeline {
  position: relative;
  margin-top: var(--space-6);
}
.timeline::before {
  content: "";
  position: absolute;
  left: 22px;
  top: 8px;
  bottom: 8px;
  width: 2px;
  background: var(--color-border);
}
.timeline__item {
  position: relative;
  padding-left: 68px;
  padding-bottom: var(--space-7);
}
.timeline__item:last-child {
  padding-bottom: 0;
}
.timeline__dot {
  position: absolute;
  left: 0;
  top: 0;
  width: 46px;
  height: 46px;
  border-radius: 50%;
  background: var(--color-text);
  color: #fff;
  display: grid;
  place-items: center;
  font-weight: 800;
  font-size: 0.9rem;
}
.timeline__item h3 {
  margin-bottom: var(--space-2);
}
.timeline__item p {
  color: var(--color-muted);
}

/* Project cards */
.project-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition:
    transform var(--dur) var(--ease),
    box-shadow var(--dur) var(--ease);
}
.project-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow);
}
.project-card__media {
  aspect-ratio: 4 / 3;
  overflow: hidden;
}
.project-card__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.project-card__body {
  padding: var(--space-5);
  flex: 1;
  display: flex;
  flex-direction: column;
}
.project-card__meta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  font-size: 0.78rem;
  color: var(--color-muted);
  margin-bottom: var(--space-2);
}
.project-card__meta span {
  display: inline-flex;
  align-items: center;
  gap: 4px;
}
.project-card h3 {
  font-size: 1.15rem;
  margin-bottom: var(--space-2);
}
.project-card p {
  font-size: 0.9rem;
  color: var(--color-muted);
  flex: 1;
}
.tag {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--color-accent-dark);
  background: var(--color-accent-soft);
  border-radius: 999px;
  padding: 3px 10px;
  margin-bottom: var(--space-3);
  align-self: flex-start;
}

/* ---------- Projects carousel ---------- */
.carousel {
  position: relative;
}
.carousel__track {
  display: flex;
  gap: var(--space-5);
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scroll-behavior: smooth;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none; /* Firefox */
  padding-bottom: 6px;
  scroll-padding-left: 0;
}
.carousel__track::-webkit-scrollbar {
  display: none;
} /* WebKit */
/* Cards: 3 visible on desktop (accounting for 2 gaps) */
.carousel__track > * {
  scroll-snap-align: start;
  flex: 0 0 calc((100% - 2 * var(--space-5)) / 3);
}
/* Pagination dots */
.carousel__dots {
  display: flex;
  gap: 8px;
  justify-content: center;
  align-items: center;
  margin-top: var(--space-6);
}
.carousel__dot {
  width: 9px;
  height: 9px;
  border-radius: 999px;
  border: 0;
  padding: 0;
  background: var(--color-border);
  cursor: pointer;
  transition:
    background var(--dur) var(--ease),
    width var(--dur) var(--ease);
}
.carousel__dot:hover {
  background: var(--color-muted);
}
.carousel__dot.is-active {
  background: var(--color-accent);
  width: 24px;
}
.carousel__hint {
  text-align: center;
  font-size: 0.8rem;
  color: var(--color-muted);
  margin-top: var(--space-3);
}

/* ---------- Service-area map (inline SVG of North-East India) ---------- */
.service-area-split {
  align-items: center;
}
.map-panel {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow);
  border: 1px solid var(--color-border);
  background: #eef3f8;
  padding: clamp(0.5rem, 2vw, 1rem);
}
.map-panel .ne-map {
  width: 100%;
  height: auto;
  display: block;
}

/* Testimonials */
.testimonial {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: var(--space-6);
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}
.testimonial__quote {
  font-size: 1.02rem;
  line-height: 1.6;
}
.testimonial__quote::before {
  content: "“";
  color: var(--color-accent);
  font-size: 2rem;
  line-height: 0;
  vertical-align: -0.4em;
  margin-right: 4px;
}
.testimonial__who {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-top: auto;
}
.testimonial__avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--color-surface-2);
  color: var(--color-muted);
  display: grid;
  place-items: center;
  font-weight: 800;
  flex: none;
}
.testimonial__name {
  font-weight: 700;
  font-size: 0.95rem;
}
.testimonial__role {
  font-size: 0.82rem;
  color: var(--color-muted);
}

/* Stat / feature rows */
.feature-list {
  display: grid;
  gap: var(--space-4);
}
.feature-list li {
  display: flex;
  gap: var(--space-3);
  align-items: flex-start;
  font-size: 0.98rem;
}
.feature-list li::before {
  content: "";
  flex: none;
  width: 22px;
  height: 22px;
  margin-top: 2px;
  border-radius: 50%;
  background: var(--color-accent-soft)
    url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 24 24' fill='none' stroke='%23b06a3b' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='20 6 9 17 4 12'/%3E%3C/svg%3E")
    center / 14px no-repeat;
}

/* Split / two-column content */
.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(2rem, 5vw, 4rem);
  align-items: center;
}
.split__media {
  aspect-ratio: 5 / 4;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow);
}

/* CTA band */
.cta-band {
  background: var(--color-text);
  color: #fff;
  border-radius: var(--radius-lg);
  padding: clamp(2.2rem, 5vw, 3.5rem);
  text-align: center;
  position: relative;
  overflow: hidden;
}
.cta-band h2 {
  color: #fff;
  margin-bottom: var(--space-3);
}
.cta-band p {
  color: var(--color-on-dark-muted);
  margin-inline: auto;
}
.cta-band .btn-row {
  justify-content: center;
}

/* Page hero (interior pages) */
.page-hero {
  padding-block: clamp(2.5rem, 5vw, 4.5rem) clamp(2rem, 4vw, 3rem);
  border-bottom: 1px solid var(--color-border);
  position: relative;
  overflow: hidden;
}
.page-hero .eyebrow {
  margin-bottom: var(--space-4);
}
.page-hero h1 {
  max-width: 20ch;
}
.page-hero p {
  margin-top: var(--space-4);
}

.breadcrumb {
  font-size: 0.82rem;
  color: var(--color-muted);
  margin-bottom: var(--space-4);
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}
.breadcrumb a:hover {
  color: var(--color-accent);
}
.breadcrumb span {
  opacity: 0.5;
}

/* Credentials */
.cred-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-4);
}
.cred {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: var(--space-5);
}
.cred h3 {
  font-size: 0.82rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-muted);
  margin-bottom: var(--space-2);
}
.cred p {
  font-weight: 700;
}

/* Prose (legal / article pages) */
.prose {
  max-width: 76ch;
}
.prose h2 {
  font-size: 1.4rem;
  margin-top: var(--space-7);
  margin-bottom: var(--space-3);
}
.prose h3 {
  font-size: 1.1rem;
  margin-top: var(--space-5);
  margin-bottom: var(--space-2);
}
.prose p {
  margin-bottom: var(--space-4);
  color: var(--color-text);
}
.prose ul {
  margin: 0 0 var(--space-4) var(--space-5);
  list-style: disc;
}
.prose li {
  margin-bottom: var(--space-2);
}
.prose a {
  color: var(--color-accent);
  text-decoration: underline;
}
.note {
  background: var(--color-accent-soft);
  border-left: 3px solid var(--color-accent);
  padding: var(--space-4) var(--space-5);
  border-radius: var(--radius-sm);
  margin: var(--space-5) 0;
  font-size: 0.95rem;
}

/* ---------- 9. WhatsApp / conversion system ---------- */
.wa-float {
  position: fixed;
  right: 22px;
  bottom: 22px;
  z-index: 90;
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  background: #25d366;
  color: #08331b;
  font-weight: 700;
  padding: 0.85rem 1.15rem;
  border-radius: 999px;
  box-shadow: var(--shadow-lg);
  transition: transform var(--dur) var(--ease);
}
.wa-float:hover {
  transform: translateY(-3px) scale(1.02);
}
.wa-float svg {
  width: 24px;
  height: 24px;
}

/* Mobile bottom conversion bar */
.conversion-bar {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 95;
  display: none;
  grid-template-columns: repeat(3, 1fr);
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
  box-shadow: 0 -8px 24px -14px rgba(20, 18, 15, 0.25);
}
.conversion-bar a {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 3px;
  padding: 0.6rem 0.4rem calc(0.6rem + env(safe-area-inset-bottom, 0));
  font-size: 0.74rem;
  font-weight: 700;
  color: var(--color-text);
}
.conversion-bar a svg {
  width: 21px;
  height: 21px;
}
.conversion-bar a + a {
  border-left: 1px solid var(--color-border);
}
.conversion-bar a.is-wa {
  color: #128c4a;
}

/* ---------- 10. Forms & Project Planner ---------- */
.planner {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: clamp(1.5rem, 4vw, 2.75rem);
  box-shadow: var(--shadow);
}
.planner__progress {
  display: flex;
  gap: 6px;
  margin-bottom: var(--space-6);
}
.planner__progress span {
  height: 5px;
  flex: 1;
  background: var(--color-border);
  border-radius: 999px;
  transition: background var(--dur) var(--ease);
}
.planner__progress span.is-active {
  background: var(--color-accent);
}
.planner__step {
  display: none;
}
.planner__step.is-active {
  display: block;
  animation: fade-up 0.4s var(--ease);
}
.planner__q {
  font-size: 1.25rem;
  margin-bottom: var(--space-2);
}
.planner__hint {
  color: var(--color-muted);
  font-size: 0.9rem;
  margin-bottom: var(--space-5);
}

.option-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-3);
}
.option {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius);
  padding: var(--space-4);
  background: var(--color-bg);
  font-weight: 600;
  transition:
    border-color var(--dur) var(--ease),
    background var(--dur) var(--ease);
  text-align: left;
}
.option:hover {
  border-color: var(--color-accent);
}
.option.is-selected {
  border-color: var(--color-accent);
  background: var(--color-accent-soft);
}
.option .dot {
  width: 20px;
  height: 20px;
  border-radius: 50%;
  border: 2px solid var(--color-border);
  flex: none;
  transition:
    border-color var(--dur) var(--ease),
    background var(--dur) var(--ease);
}
.option.is-selected .dot {
  border-color: var(--color-accent);
  background: var(--color-accent);
  box-shadow: inset 0 0 0 3px #fff;
}

.field {
  margin-bottom: var(--space-4);
}
.field label {
  display: block;
  font-weight: 700;
  font-size: 0.9rem;
  margin-bottom: var(--space-2);
}
.field input,
.field select,
.field textarea {
  width: 100%;
  padding: 0.8rem 0.95rem;
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: var(--color-bg);
  font: inherit;
  color: var(--color-text);
  transition: border-color var(--dur) var(--ease);
}
.field input:focus,
.field select:focus,
.field textarea:focus {
  outline: none;
  border-color: var(--color-accent);
}
.field textarea {
  min-height: 120px;
  resize: vertical;
}
.field small {
  display: block;
  color: var(--color-muted);
  font-size: 0.8rem;
  margin-top: 4px;
}

.planner__nav {
  display: flex;
  justify-content: space-between;
  gap: var(--space-3);
  margin-top: var(--space-6);
}
.planner__summary {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: var(--space-4) var(--space-5);
  margin-bottom: var(--space-5);
  font-size: 0.9rem;
}
.planner__summary dt {
  color: var(--color-muted);
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}
.planner__summary dd {
  margin: 0 0 var(--space-3) 0;
  font-weight: 700;
}

.form-note {
  font-size: 0.82rem;
  color: var(--color-muted);
  margin-top: var(--space-4);
}

/* FAQ accordion */
.faq-list {
  border-top: 1px solid var(--color-border);
}
.faq-item {
  border-bottom: 1px solid var(--color-border);
}
.faq-q {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-4);
  padding: var(--space-5) 0;
  background: transparent;
  border: 0;
  text-align: left;
  font-size: 1.08rem;
  font-weight: 700;
  color: var(--color-heading);
}
.faq-q .plus {
  flex: none;
  width: 28px;
  height: 28px;
  position: relative;
}
.faq-q .plus::before,
.faq-q .plus::after {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  background: var(--color-accent);
  transition: transform 0.3s var(--ease);
}
.faq-q .plus::before {
  width: 14px;
  height: 2px;
  transform: translate(-50%, -50%);
}
.faq-q .plus::after {
  width: 2px;
  height: 14px;
  transform: translate(-50%, -50%);
}
.faq-q[aria-expanded="true"] .plus::after {
  transform: translate(-50%, -50%) scaleY(0);
}
.faq-a {
  overflow: hidden;
  max-height: 0;
  transition: max-height 0.4s var(--ease);
}
.faq-a__inner {
  padding-bottom: var(--space-5);
  color: var(--color-muted);
  max-width: 72ch;
}

/* Google reviews CTA block */
.reviews-cta {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: clamp(1.75rem, 4vw, 3rem);
  text-align: center;
}
.g-logo {
  font-weight: 800;
  letter-spacing: -0.02em;
}
.g-logo b:nth-child(1) {
  color: #4285f4;
}
.g-logo b:nth-child(2) {
  color: #ea4335;
}
.g-logo b:nth-child(3) {
  color: #fbbc05;
}
.g-logo b:nth-child(4) {
  color: #4285f4;
}
.g-logo b:nth-child(5) {
  color: #34a853;
}
.g-logo b:nth-child(6) {
  color: #ea4335;
}

/* Before / After slider */
.ba-slider {
  position: relative;
  aspect-ratio: 16 / 10;
  border-radius: var(--radius);
  overflow: hidden;
  user-select: none;
  border: 1px solid var(--color-border);
}
.ba-slider .ba-layer {
  position: absolute;
  inset: 0;
}
.ba-slider .ba-after {
  clip-path: inset(0 0 0 50%);
}
.ba-slider .ba-label {
  position: absolute;
  top: 12px;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  background: rgba(23, 24, 26, 0.75);
  color: #fff;
  padding: 4px 10px;
  border-radius: 999px;
}
.ba-slider .ba-label.before {
  left: 12px;
}
.ba-slider .ba-label.after {
  right: 12px;
}
.ba-handle {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 50%;
  width: 3px;
  background: #fff;
  transform: translateX(-50%);
  box-shadow: 0 0 0 1px rgba(0, 0, 0, 0.2);
}
.ba-handle::after {
  content: "⟷";
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: #fff;
  color: var(--color-text);
  display: grid;
  place-items: center;
  font-size: 1rem;
  box-shadow: var(--shadow);
}
.ba-range {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  cursor: ew-resize;
  margin: 0;
}

/* Utilities */
.center {
  text-align: center;
}
.mt-6 {
  margin-top: var(--space-6);
}
.mt-4 {
  margin-top: var(--space-4);
}
.mb-0 {
  margin-bottom: 0;
}
.hidden {
  display: none !important;
}
.visually-hidden {
  position: absolute !important;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}
.divider {
  height: 1px;
  background: var(--color-border);
  border: 0;
  margin-block: var(--space-6);
}

/* ---------- Lead popup / modal ---------- */
.modal[hidden] {
  display: none;
}
.modal {
  position: fixed;
  inset: 0;
  z-index: 200;
  display: grid;
  place-items: center;
  padding: var(--space-4);
}
.modal__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(15, 20, 27, 0.55);
  backdrop-filter: blur(2px);
  opacity: 0;
  transition: opacity 0.3s var(--ease);
}
.modal__dialog {
  position: relative;
  width: 100%;
  max-width: 560px;
  max-height: calc(100vh - 2rem);
  overflow-y: auto;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  padding: clamp(1.5rem, 4vw, 2.5rem);
  transform: translateY(14px) scale(0.98);
  opacity: 0;
  transition:
    opacity 0.3s var(--ease),
    transform 0.3s var(--ease);
}
.modal.is-open .modal__backdrop {
  opacity: 1;
}
.modal.is-open .modal__dialog {
  opacity: 1;
  transform: none;
}
.modal__close {
  position: absolute;
  top: 12px;
  right: 12px;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  color: var(--color-text);
  font-size: 1.5rem;
  line-height: 1;
  display: grid;
  place-items: center;
  transition:
    background var(--dur) var(--ease),
    border-color var(--dur) var(--ease);
}
.modal__close:hover {
  background: var(--color-surface-2);
  border-color: var(--color-muted);
}
.modal__head {
  margin-bottom: var(--space-5);
  padding-right: 2.5rem;
}
.modal__head h2 {
  font-size: clamp(1.4rem, 3vw, 1.8rem);
  margin: var(--space-2) 0;
}
.modal__head p {
  color: var(--color-muted);
  font-size: 0.95rem;
}
/* Modal reuses .planner internals but without its own card chrome */
.modal .planner {
  border: 0;
  box-shadow: none;
  padding: 0;
  background: transparent;
}
body.modal-open {
  overflow: hidden;
}

/*   GOOOgle Review section */
.google-reviews-container {
  display: flex;
  flex-direction: row;
  align-items: center;
  gap: 40px;
  max-width: 1100px;
  margin: 40px auto;
  padding: 40px;
  background: #ffffff;
  border-radius: 20px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
  border: 1px solid #eef2f6;
  font-family:
    -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}

/* Left Side: 2 Reviews */
.reviews-left {
  flex: 1.2;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.review-card {
  background: #f8f9fa;
  border: 1px solid #e8eaed;
  border-radius: 12px;
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.card-header {
  display: flex;
  align-items: center;
  gap: 12px;
}

.user-avatar {
  width: 40px;
  height: 40px;
  background: #1a73e8;
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  font-size: 1rem;
}

.avatar-bg-2 {
  background: #34a853;
}

.user-info h4 {
  margin: 0;
  font-size: 0.95rem;
  color: #202124;
}

.review-date {
  font-size: 0.8rem;
  color: #70757a;
}

.g-icon {
  width: 18px;
  height: 18px;
  margin-left: auto;
}

.stars {
  color: #f4b400;
  letter-spacing: 2px;
  font-size: 0.95rem;
}

.review-text {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.5;
  color: #3c4043;
}

/* Right Side: Text & Actions */
.reviews-right {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 16px;
}

.brand-badge {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 1.3rem;
  color: #202124;
}

.rating-box {
  display: flex;
  align-items: center;
  gap: 12px;
}

.rating-score {
  font-size: 2.2rem;
  font-weight: 800;
  color: #202124;
  line-height: 1;
}

.rating-details {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.review-count {
  font-size: 0.85rem;
  color: #5f6368;
}

.description {
  color: #5f6368;
  font-size: 0.95rem;
  line-height: 1.6;
  margin: 0;
}

.action-buttons {
  display: flex;
  flex-direction: column;
  gap: 12px;
  width: 100%;
  margin-top: 8px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 24px;
  border-radius: 30px;
  font-weight: 600;
  font-size: 0.95rem;
  text-decoration: none;
  transition: all 0.3s ease;
}

/* Primary Jump Button */
.btn-primary {
  background: #1a73e8;
  color: #ffffff;
  box-shadow: 0 4px 12px rgba(26, 115, 232, 0.25);
}

.btn-secondary {
  background: transparent;
  color: #3c4043;
  border: 1px solid #dadce0;
}

.btn-secondary:hover {
  background: #f8f9fa;
  border-color: #1a73e8;
  color: #1a73e8;
}

/* Keyframes for Jumping/Bouncing Animation */
@keyframes jumpBounce {
  0%,
  20%,
  50%,
  80%,
  100% {
    transform: translateY(0);
  }
  40% {
    transform: translateY(-10px);
  }
  60% {
    transform: translateY(-5px);
  }
}

.bounce-btn {
  animation: jumpBounce 2s infinite;
}

/* Stop Animation on Hover */
.bounce-btn:hover {
  animation-play-state: paused;
  background: #1557b0;
  transform: translateY(-2px); /* Subtle elevation on hover */
}

/* Responsive adjustment for Mobile */
@media (max-width: 768px) {
  .google-reviews-container {
    flex-direction: column-reverse;
    padding: 24px;
  }
}