/* =====================================================
   ARYAN PERFECT SAFETY NET — style.css
   Structure:
   0. Theme variables   1. Base/reset   2. Reusable bits
   3. Topbar  4. Header  5. Hero  6. Marquee  7. About
   8. Services  9. Why Us  10. How  11. Gallery  12. Video
   13. FAQ  14. Testimonials  15. Contact  16. Footer
   17. Floating buttons  18. Reveal  19. Responsive
   ===================================================== */

/* ============ 0. THEME VARIABLES (change colours here) ============ */
:root {
  --c-primary: #0f766e;
  /* deep teal — main brand colour */
  --c-primary-d: #0b5a53;
  /* darker teal — hovers */
  --c-ink: #101615;
  /* near-black — dark sections/footer */
  --c-paper: #ffffff;
  /* white base */
  --c-mist: #f2f7f6;
  /* light tint section background */
  --c-line: #e3ebe9;
  /* hairline borders */
  --c-text: #1e2a28;
  /* body text */
  --c-muted: #5d6b68;
  /* secondary text */
  --c-star: #f5a524;
  /* rating stars only */

  --radius: 16px;
  --radius-sm: 10px;
  --shadow: 0 14px 40px rgba(16, 30, 28, .10);
  --shadow-sm: 0 6px 18px rgba(16, 30, 28, .08);
  --maxw: 1180px;

  --font-head: 'Plus Jakarta Sans', system-ui, sans-serif;
  --font-body: 'Inter', system-ui, sans-serif;
}

/* ============ 1. BASE / RESET ============ */
* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 120px;
  overflow-x: clip;
}

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--c-text);
  background: var(--c-paper);
  line-height: 1.65;
  overflow-x: clip;
}

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

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

h1,
h2,
h3,
h4,
h5 {
  font-family: var(--font-head);
  color: var(--c-ink);
  line-height: 1.2;
  margin: 0 0 .5rem;
}

.container {
  max-width: var(--maxw);
}

/* ============ 2. REUSABLE BITS ============ */
.section {
  padding: 92px 0;
  position: relative;
}

.section-mist {
  background: var(--c-mist);
}

.section-dark {
  background: var(--c-ink);
}

.eyebrow {
  display: inline-block;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: .82rem;
  letter-spacing: .04em;
  color: var(--c-primary);
  background: rgba(15, 118, 110, .09);
  padding: .35rem .8rem;
  border-radius: 50px;
  margin-bottom: 1rem;
}

.eyebrow-light {
  color: #8fe3da;
  background: rgba(143, 227, 218, .12);
}

.section-title {
  font-size: clamp(1.6rem, 3.4vw, 2.5rem);
  font-weight: 800;
  letter-spacing: -.01em;
}

.section-head {
  max-width: 720px;
  margin: 0 auto 54px;
}

.section-intro,
.section-head p {
  color: var(--c-muted);
  font-size: 1.05rem;
}

.lead-text {
  font-size: 1.1rem;
  color: var(--c-text);
}

.text-white {
  color: #fff !important;
}

/* Buttons — intentionally DIFFERENT hover styles per button type */
.btn {
  font-family: var(--font-head);
  font-weight: 700;
  border-radius: 50px;
  padding: .72rem 1.5rem;
  transition: all .3s ease;
}

.btn-call {
  background: var(--c-primary);
  color: #fff;
  border: 2px solid var(--c-primary);
}

.btn-call:hover {
  background: transparent;
  color: var(--c-primary);
  transform: translateY(-3px);
  box-shadow: var(--shadow-sm);
}

/* fill->outline + lift */
.btn-call-head {
  background: var(--c-primary);
  color: #fff;
  padding: .55rem 1.15rem;
}

.btn-call-head:hover {
  background: var(--c-primary-d);
  color: #fff;
  box-shadow: 0 8px 20px rgba(15, 118, 110, .35);
}

/* darken + glow */
.btn-submit {
  background: var(--c-ink);
  color: #fff;
  width: auto;
}

.btn-submit:hover {
  background: var(--c-primary);
  color: #fff;
  letter-spacing: .03em;
}

/* colour shift + spacing */
.btn-wa-inline {
  background: #25d366;
  color: #fff;
  margin-top: .6rem;
}

.btn-wa-inline:hover {
  filter: brightness(.92);
  color: #fff;
  transform: scale(1.03);
}

/* scale */

/* ============ 3. TOPBAR ============ */
.topbar {
  background: var(--c-ink);
  color: #cfd8d6;
  font-size: .86rem;
  padding: .5rem 0;
}

.topbar-link {
  color: #cfd8d6;
  display: inline-flex;
  align-items: center;
  gap: .4rem;
  transition: color .25s;
}

.topbar-link:hover {
  color: #fff;
}

.topbar-link i {
  color: var(--c-primary);
}

.topbar-note {
  color: #8a9794;
}

.social-dot {
  width: 28px;
  height: 28px;
  display: inline-grid;
  place-items: center;
  border-radius: 50%;
  background: rgba(255, 255, 255, .08);
  color: #cfd8d6;
  transition: all .25s;
}

.social-dot:hover {
  background: var(--c-primary);
  color: #fff;
  transform: translateY(-2px);
}

/* ============ 4. HEADER ============ */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1030;
  background: #fff;
  box-shadow: 0 2px 0 rgba(0, 0, 0, .03);
  transition: box-shadow .3s, padding .3s;
}

.site-header.scrolled {
  box-shadow: 0 10px 30px rgba(16, 30, 28, .09);
}

.site-header .navbar {
  transition: padding .3s;
}

.site-header.scrolled .navbar {
  padding: .55rem 0;
}

.navbar-brand {
  display: flex;
  align-items: center;
  gap: .6rem;
}

.brand-mark {
  width: 40px;
  height: 40px;
  display: grid;
  place-items: center;
  background: var(--c-primary);
  color: #fff;
  border-radius: 11px;
  font-size: 1.15rem;
}

.brand-text {
  font-family: var(--font-head);
  font-weight: 600;
  font-size: 1.18rem;
  color: var(--c-muted);
  line-height: 1;
}

.brand-text strong {
  display: block;
  color: var(--c-ink);
  font-weight: 800;
  font-size: 1.02rem;
}

.navbar-nav .nav-link {
  font-family: var(--font-head);
  font-weight: 600;
  color: var(--c-text);
  padding: .5rem 1rem;
  position: relative;
}

.navbar-nav .nav-link::after {
  content: '';
  position: absolute;
  left: 1rem;
  right: 1rem;
  bottom: .3rem;
  height: 2px;
  background: var(--c-primary);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .3s;
}

.navbar-nav .nav-link:hover::after,
.navbar-nav .nav-link.active::after {
  transform: scaleX(1);
}

/* underline grow — link hover */
.navbar-nav .nav-link:hover,
.navbar-nav .nav-link.active {
  color: var(--c-primary);
}

.navbar-toggler {
  border: none;
  font-size: 1.6rem;
  color: var(--c-ink);
  padding: 0;
}

.navbar-toggler:focus {
  box-shadow: none;
}

/* ============ 5. HERO ============ */
.hero {
  position: relative;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(12, 18, 17, .5);
  z-index: 2;
}

/* flat scrim (not gradient) for text contrast */
.hero-carousel,
.hero-carousel .carousel-inner,
.hero-carousel .carousel-item {
  height: clamp(470px, 80vh, 760px);
}

.hero-slide {
  width: 100%;
  height: 100%;
  background-size: cover;
  background-position: center;
  background-color: #000000;
  animation: kenburns 10s ease-out infinite alternate;
}

@keyframes kenburns {
  from {
    transform: scale(1);
  }

  to {
    transform: scale(1.09);
  }
}

.hero-overlay {
  position: absolute;
  inset: 0;
  z-index: 3;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 1rem;
}

.hero-eyebrow {
  display: inline-block;
  color: #bff1ea;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: .9rem;
  letter-spacing: .03em;
  background: rgba(0, 0, 0, 0.219);
  backdrop-filter: blur(3px);
  padding: .4rem 1rem;
  border-radius: 50px;
  margin-bottom: 1.1rem;
}

.hero-title {
  color: #fff;
  font-size: clamp(2rem, 5.4vw, 3.6rem);
  font-weight: 800;
  letter-spacing: -.02em;
  max-width: 15ch;
  margin: 0 auto 1rem;
  text-shadow: 0 6px 30px rgba(0, 0, 0, .4);
}

.hero-sub {
  color: #eaf3f1;
  font-size: clamp(1rem, 2vw, 1.2rem);
  max-width: 52ch;
  margin: 0 auto;
}

.float-ico {
  position: absolute;
  z-index: 3;
  color: rgba(255, 255, 255, .22);
  font-size: 2.4rem;
  animation: floaty 6s ease-in-out infinite;
}

.float-ico-1 {
  top: 22%;
  left: 7%;
}

.float-ico-2 {
  bottom: 20%;
  right: 8%;
  animation-delay: 1.5s;
  font-size: 3rem;
}

@keyframes floaty {

  0%,
  100% {
    transform: translateY(0);
  }

  50% {
    transform: translateY(-16px);
  }
}

/* ============ 6. MARQUEE (JS rAF driven) ============ */
.marquee {
  background: var(--c-primary);
  color: #fff;
  overflow: hidden;
  padding: .9rem 0;
  white-space: nowrap;
}

.marquee-track {
  display: inline-flex;
  align-items: center;
  will-change: transform;
}

.marquee-item {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 1.05rem;
  letter-spacing: .02em;
  display: inline-flex;
  align-items: center;
  padding: 0 1.4rem;
}

.marquee-item i {
  font-size: 1.6rem;
  opacity: .65;
  margin-right: .2rem;
}

/* ============ 7. ABOUT ============ */
.about-visual {
  position: relative;
  padding: 0 1.5rem 2.5rem 0;
}

.about-img {
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
}

.about-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.about-img-main {
  height: 420px;
}

.about-img-sub {
  position: absolute;
  right: 0;
  bottom: 0;
  width: 48%;
  height: 200px;
  border: 6px solid #fff;
}

.about-badge {
  position: absolute;
  top: 24px;
  left: -10px;
  background: var(--c-ink);
  color: #fff;
  border-radius: var(--radius-sm);
  padding: 1rem 1.2rem;
  display: flex;
  align-items: center;
  gap: .7rem;
  box-shadow: var(--shadow);
}

.about-badge-num {
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 2.3rem;
  color: #fff;
  line-height: 1;
}

.about-badge-num span {
  color: var(--c-primary);
}

.about-badge-label {
  font-size: .82rem;
  line-height: 1.25;
  color: #c6d2cf;
}

.about-points {
  margin-top: 1.4rem;
  display: grid;
  gap: .7rem;
}

.about-point {
  font-family: var(--font-head);
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: .6rem;
}

.about-point i {
  color: var(--c-primary);
  font-size: 1.25rem;
}

.stats-strip {
  margin-top: 72px;
  background: var(--c-paper);
  border: 1px solid var(--c-line);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  overflow: hidden;
}

.stat {
  padding: 1.9rem 1rem;
  text-align: center;
  border-right: 1px solid var(--c-line);
}

.stat:last-child {
  border-right: none;
}

.stat-num {
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 2.3rem;
  color: var(--c-primary);
  display: block;
}

.stat-label {
  color: var(--c-muted);
  font-size: .95rem;
}

/* ============ 8. SERVICES (zig-zag) ============ */
.service-row {
  margin-bottom: 64px;
}

.service-row:last-child {
  margin-bottom: 0;
}

.service-media {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
}

.service-media img {
  width: 100%;
  height: 360px;
  object-fit: cover;
  transition: transform .6s ease;
}

.service-media:hover img {
  transform: scale(1.06);
}

/* image zoom hover */
.service-tag {
  position: absolute;
  left: 16px;
  bottom: 16px;
  background: rgba(255, 255, 255, .95);
  color: var(--c-ink);
  font-family: var(--font-head);
  font-weight: 700;
  font-size: .9rem;
  padding: .45rem .9rem;
  border-radius: 50px;
  display: inline-flex;
  align-items: center;
  gap: .4rem;
  box-shadow: var(--shadow-sm);
}

.service-tag i {
  color: var(--c-primary);
}

.service-body h3 {
  font-size: 1.7rem;
  font-weight: 800;
  margin-bottom: .8rem;
}

.service-body p {
  color: var(--c-muted);
}

.service-list {
  list-style: none;
  padding: 0;
  margin: 1rem 0 1.5rem;
  display: grid;
  gap: .55rem;
}

.service-list li {
  display: flex;
  align-items: center;
  gap: .6rem;
  font-weight: 500;
}

.service-list i {
  color: #fff;
  background: var(--c-primary);
  width: 22px;
  height: 22px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  font-size: .8rem;
  flex: none;
}

/* ============ 9. WHY CHOOSE US (sequential colour sweep) ============ */
.wcu-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.4rem;
}

.wcu-card {
  position: relative;
  background: #fff;
  border: 1px solid var(--c-line);
  border-top: 3px solid var(--c-line);
  border-radius: var(--radius);
  padding: 2.2rem 1.5rem;
  overflow: hidden;
  transition: transform .3s, box-shadow .3s;
}

/* Travelling highlight: the teal top-bar fills card 1 -> 2 -> 3 -> 4 on a loop
   (staggered with --i), so colour visibly sweeps across the row. Text stays dark/legible. */
.wcu-card::before {
  content: '';
  position: absolute;
  top: -3px;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--c-primary);
  transform: scaleX(0);
  transform-origin: left;
  animation: barSweep 5s ease-in-out infinite;
  animation-delay: calc(var(--i) * .45s);
}

@keyframes barSweep {

  0%,
  64%,
  100% {
    transform: scaleX(0);
    transform-origin: left;
  }

  10%,
  30% {
    transform: scaleX(1);
    transform-origin: left;
  }

  44% {
    transform: scaleX(0);
    transform-origin: right;
  }
}

.wcu-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow);
}

/* card lift hover */
.wcu-ico {
  width: 62px;
  height: 62px;
  border-radius: 16px;
  background: rgba(15, 118, 110, .1);
  color: var(--c-primary);
  display: grid;
  place-items: center;
  font-size: 1.7rem;
  margin-bottom: 1.1rem;
  animation: icoSweep 5s ease-in-out infinite;
  animation-delay: calc(var(--i) * .45s);
}

@keyframes icoSweep {

  0%,
  64%,
  100% {
    background: rgba(15, 118, 110, .1);
    color: var(--c-primary);
  }

  12%,
  28% {
    background: var(--c-primary);
    color: #fff;
  }
}

.wcu-card h4 {
  font-size: 1.2rem;
  font-weight: 700;
}

.wcu-card p {
  color: var(--c-muted);
  font-size: .96rem;
  margin: 0;
}

/* ============ 10. HOW IT WORKS (timeline) ============ */
.timeline {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
  position: relative;
}

.timeline::before {
  content: '';
  position: absolute;
  top: 26px;
  left: 12%;
  right: 12%;
  height: 2px;
  background: rgba(255, 255, 255, .14);
}

.tl-step {
  text-align: center;
  position: relative;
}

.tl-node {
  width: 54px;
  height: 54px;
  margin: 0 auto 1.1rem;
  border-radius: 50%;
  background: var(--c-primary);
  color: #fff;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 1.3rem;
  display: grid;
  place-items: center;
  position: relative;
  z-index: 1;
  box-shadow: 0 0 0 6px rgba(15, 118, 110, .18);
  transition: transform .3s;
}

.tl-step:hover .tl-node {
  transform: scale(1.12);
}

.tl-content h4 {
  color: #fff;
  font-size: 1.15rem;
}

.tl-content p {
  color: #aebdba;
  font-size: .94rem;
  margin: 0;
}

/* ============ 11. GALLERY (4 desktop / 2 mobile) ============ */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
}

.g-item {
  position: relative;
  margin: 0;
  border-radius: var(--radius-sm);
  overflow: hidden;
  cursor: pointer;
  aspect-ratio: 1/1;
  box-shadow: var(--shadow-sm);
}

.g-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .5s ease;
}

.g-item:hover img {
  transform: scale(1.1);
}

.g-zoom {
  position: absolute;
  inset: 0;
  background: rgba(15, 118, 110, .55);
  color: #fff;
  display: grid;
  place-items: center;
  font-size: 1.6rem;
  opacity: 0;
  transition: opacity .35s;
}

.g-item:hover .g-zoom {
  opacity: 1;
}

/* overlay reveal hover */

.lightbox {
  position: fixed;
  inset: 0;
  background: rgba(8, 14, 13, .9);
  z-index: 2000;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 4vw;
}

.lightbox.open {
  display: flex;
}

.lightbox img {
  max-width: 92vw;
  max-height: 88vh;
  border-radius: 10px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, .5);
}

.lb-close {
  position: absolute;
  top: 22px;
  right: 26px;
  background: rgba(255, 255, 255, .14);
  color: #fff;
  border: none;
  width: 46px;
  height: 46px;
  border-radius: 50%;
  font-size: 1.2rem;
  cursor: pointer;
  transition: background .25s;
}

.lb-close:hover {
  background: var(--c-primary);
}

/* ============ 12. VIDEO ============ */
.video-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
}

.video-card {
  border-radius: var(--radius-sm);
  overflow: hidden;
  background: #000;
  box-shadow: var(--shadow-sm);
  aspect-ratio: 9/16;
}

.video-card video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  background: #000;
}

/* ============ 13. FAQ ============ */
.faq-intro a {
  color: var(--c-primary);
  font-weight: 700;
}

.custom-accordion .accordion-item {
  border: 1px solid var(--c-line);
  border-radius: var(--radius-sm) !important;
  margin-bottom: .8rem;
  overflow: hidden;
  background: #fff;
}

.custom-accordion .accordion-button {
  font-family: var(--font-head);
  font-weight: 700;
  color: var(--c-ink);
  background: #fff;
  box-shadow: none;
  padding: 1.15rem 1.3rem;
}

.custom-accordion .accordion-button:not(.collapsed) {
  color: var(--c-primary);
  background: rgba(15, 118, 110, .05);
}

.custom-accordion .accordion-button:focus {
  box-shadow: none;
}

.custom-accordion .accordion-button::after {
  background: none;
  content: "\F4FE";
  font-family: "bootstrap-icons";
  transition: transform .3s;
  width: auto;
  height: auto;
  font-size: 1.1rem;
}

.custom-accordion .accordion-button:not(.collapsed)::after {
  transform: rotate(45deg);
}

.custom-accordion .accordion-body {
  color: var(--c-muted);
  padding: 0 1.3rem 1.2rem;
}

/* ============ 14. TESTIMONIALS ============ */
.testi-carousel {
  max-width: 780px;
  margin: 0 auto;
}

.testi-card {
  max-width: 720px;
  margin: 0 auto;
  text-align: center;
  padding: 1rem;
}

.testi-stars {
  color: var(--c-star);
  font-size: 1.05rem;
  margin-bottom: 1rem;
}

.testi-quote {
  font-family: var(--font-head);
  font-weight: 500;
  font-size: clamp(1.1rem, 2.2vw, 1.5rem);
  line-height: 1.5;
  color: #fff;
  margin-bottom: 1.6rem;
}

.testi-person {
  display: inline-flex;
  align-items: center;
  gap: .8rem;
  text-align: left;
}

.testi-avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--c-primary);
  color: #fff;
  display: grid;
  place-items: center;
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 1.3rem;
}

.testi-person strong {
  display: block;
  color: #fff;
  font-family: var(--font-head);
}

.testi-person span {
  color: #9fb0ad;
  font-size: .9rem;
}

.testi-controls {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1.2rem;
  margin-top: 2rem;
}

.testi-btn {
  width: 46px;
  height: 46px;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, .25);
  background: transparent;
  color: #fff;
  font-size: 1.1rem;
  cursor: pointer;
  transition: all .25s;
}

.testi-btn:hover {
  background: var(--c-primary);
  border-color: var(--c-primary);
}

.testi-dots {
  position: static;
  margin: 0;
}

.testi-dots [data-bs-target] {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: rgba(255, 255, 255, .3);
  border: none;
  opacity: 1;
  margin: 0 4px;
  transition: all .25s;
}

.testi-dots .active {
  background: var(--c-primary);
  width: 26px;
  border-radius: 50px;
}

/* ============ 15. CONTACT ============ */
.contact-wrap {
  display: grid;
  grid-template-columns: .9fr 1.1fr;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
}

.contact-info {
  background: var(--c-ink);
  padding: 3rem 2.4rem;
}

.contact-lead {
  color: #aebdba;
  margin-bottom: 1.6rem;
}

.contact-list {
  list-style: none;
  padding: 0;
  margin: 0 0 .5rem;
  display: grid;
  gap: 1rem;
}

.contact-list li {
  display: flex;
  align-items: flex-start;
  gap: .8rem;
  color: #d6dedc;
}

.contact-list i {
  color: var(--c-primary);
  font-size: 1.15rem;
  margin-top: .15rem;
}

.contact-list a {
  color: #d6dedc;
  transition: color .25s;
}

.contact-list a:hover {
  color: #fff;
}

.contact-form-side {
  background: #fff;
  padding: 3rem 2.4rem;
}

.form-label {
  font-family: var(--font-head);
  font-weight: 600;
  font-size: .88rem;
  color: var(--c-ink);
  margin-bottom: .3rem;
}

.form-control,
.form-select {
  border: 1px solid var(--c-line);
  border-radius: var(--radius-sm);
  padding: .7rem .9rem;
}

.form-control:focus,
.form-select:focus {
  border-color: var(--c-primary);
  box-shadow: 0 0 0 .2rem rgba(15, 118, 110, .14);
}

.form-feedback {
  margin: .8rem 0 0;
  font-weight: 600;
  font-family: var(--font-head);
}

.form-feedback.ok {
  color: var(--c-primary);
}

.form-feedback.err {
  color: #c0392b;
}

/* ============ 16. FOOTER ============ */
.site-footer {
  background: var(--c-ink);
  color: #aebdba;
  padding: 70px 0 0;
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: .6rem;
  margin-bottom: 1rem;
}

.footer-brand .brand-text {
  color: #aebdba;
}

.footer-brand .brand-text strong {
  color: #fff;
}

.footer-about {
  font-size: .95rem;
}

.footer-social {
  display: flex;
  gap: .6rem;
  margin-top: 1.1rem;
}

.footer-social a {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: rgba(255, 255, 255, .08);
  color: #cfd8d6;
  display: grid;
  place-items: center;
  transition: all .25s;
}

.footer-social a:hover {
  background: var(--c-primary);
  color: #fff;
  transform: translateY(-3px);
}

.site-footer h5 {
  color: #fff;
  font-size: 1.05rem;
  margin-bottom: 1.1rem;
}

.footer-links,
.footer-contact {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: .6rem;
}

.footer-links a {
  color: #aebdba;
  transition: color .25s, padding-left .25s;
}

.footer-links a:hover {
  color: #fff;
  padding-left: 5px;
}

.footer-contact li {
  display: flex;
  gap: .6rem;
  font-size: .93rem;
}

.footer-contact i {
  color: var(--c-primary);
  margin-top: .2rem;
}

.footer-contact a {
  color: #aebdba;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, .08);
  margin-top: 48px;
  padding: 1.3rem 0;
  text-align: center;
  font-size: .9rem;
}

.footer-bottom p {
  margin: 0;
}

/* ============ 17. FLOATING BUTTONS ============ */
.float-btn {
  position: fixed;
  bottom: 24px;
  z-index: 1040;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  color: #fff;
  font-size: 1.5rem;
  box-shadow: 0 10px 26px rgba(0, 0, 0, .25);
  transition: transform .25s;
}

.float-btn:hover {
  transform: scale(1.1);
  color: #fff;
}

.float-wa {
  left: 22px;
  background: #25d366;
  animation: pulseWa 2.2s infinite;
}

.float-call {
  right: 22px;
  background: var(--c-primary);
  animation: pulseCall 2.2s infinite;
}

@keyframes pulseWa {
  0% {
    box-shadow: 0 0 0 0 rgba(37, 211, 102, .5);
  }

  70% {
    box-shadow: 0 0 0 16px rgba(37, 211, 102, 0);
  }

  100% {
    box-shadow: 0 0 0 0 rgba(37, 211, 102, 0);
  }
}

@keyframes pulseCall {
  0% {
    box-shadow: 0 0 0 0 rgba(15, 118, 110, .5);
  }

  70% {
    box-shadow: 0 0 0 16px rgba(15, 118, 110, 0);
  }

  100% {
    box-shadow: 0 0 0 0 rgba(15, 118, 110, 0);
  }
}

.to-top {
  position: fixed;
  right: 22px;
  bottom: 90px;
  z-index: 1040;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: none;
  background: var(--c-ink);
  color: #fff;
  font-size: 1.1rem;
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: all .3s;
}

.to-top.show {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.to-top:hover {
  background: var(--c-primary);
}

/* ============ 18. SCROLL REVEAL ============ */
.reveal {
  opacity: 0;
  transform: translateY(34px);
  transition: opacity .7s ease, transform .7s ease;
}

.reveal.in-view {
  opacity: 1;
  transform: none;
}

/* ============ 19. RESPONSIVE ============ */
@media (min-width:992px) {

  /* zig-zag: reverse column order on alternate rows */
  .service-row-rev {
    flex-direction: row-reverse;
  }
}

@media (max-width:991.98px) {
  .section {
    padding: 66px 0;
  }

  .site-header .navbar-collapse {
    background: #fff;
    margin-top: .8rem;
    border-radius: var(--radius-sm);
    padding: .6rem;
    box-shadow: var(--shadow-sm);
  }

  .navbar-nav .nav-link::after {
    display: none;
  }

  .btn-call-head {
    display: inline-block;
    margin-top: .5rem;
  }

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

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

  .timeline::before {
    display: none;
  }

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

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

  .about-visual {
    padding-bottom: 3rem;
    max-width: 520px;
    margin: 0 auto;
  }
}

@media (max-width:575.98px) {
  .section {
    padding: 54px 0;
  }

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

  .stat:nth-child(2) {
    border-right: none;
  }

  .stat:nth-child(1),
  .stat:nth-child(2) {
    border-bottom: 1px solid var(--c-line);
  }

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

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

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

  /* mobile: 2 per row */
  .video-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .about-img-main {
    height: 300px;
  }

  .service-media img {
    height: 260px;
  }

  .contact-info,
  .contact-form-side {
    padding: 2rem 1.4rem;
  }

  .float-btn {
    width: 50px;
    height: 50px;
    font-size: 1.3rem;
  }
}