/* =============================================================
   Single Lens LLC — Static Site v2 (brochure / slider style)
   Distinct from v1: bold sky-blue hero gradients, centered
   compositions, 3 Swiper sliders, vertical timeline.
============================================================= */

:root {
  --navy: #0F2A4C;
  --navy-2: #1D3557;
  --red: #E63946;
  --red-2: #C42B37;
  --sky: #2F6FED;
  --sky-2: #6BAEFF;
  --sky-grad: linear-gradient(135deg, #2F6FED 0%, #6BAEFF 100%);
  --ink: #0B1623;
  --body: #3F4A5C;
  --muted: #8492A6;
  --cream: #F7F9FC;
  --cream-2: #EEF3FB;
  --line: #E3EAF5;
  --wa: #25D366;
  --wa-2: #1EBE57;
}

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

html { scroll-behavior: smooth; }
body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background: #fff;
  color: var(--body);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { background: none; border: 0; cursor: pointer; font: inherit; color: inherit; }
ul, ol { list-style: none; }

::selection { background: var(--sky); color: #fff; }

.container { max-width: 1280px; margin: 0 auto; padding: 0 1.25rem; }
@media (min-width: 768px) { .container { padding: 0 2rem; } }

.accent { color: var(--red); }
.white { color: #fff; }

h1, h2, h3, h4, h5 {
  font-family: 'Poppins', sans-serif;
  color: var(--ink);
  line-height: 1.15;
  letter-spacing: -0.02em;
  font-weight: 800;
}
.h2 {
  font-size: clamp(1.8rem, 3.5vw, 2.75rem);
  font-weight: 800;
}
.h2.white { color: #fff; }

.kicker {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--cream-2);
  color: var(--sky);
  font-weight: 700;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  padding: 0.5rem 1rem;
  border-radius: 999px;
  margin-bottom: 1.25rem;
}
.kicker.light { background: rgba(255,255,255,0.12); color: #fff; }
.kicker i { font-size: 0.85rem; }

.lede {
  max-width: 620px;
  margin: 1rem auto 0;
  color: var(--muted);
  font-size: 1rem;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: rgba(255,255,255,0.12);
  color: #fff;
  font-weight: 600;
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  padding: 0.5rem 1rem;
  border-radius: 999px;
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
  margin-bottom: 1.5rem;
}

/* =============== Buttons =============== */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  gap: 0.55rem;
  padding: 0.95rem 1.65rem;
  font-size: 0.9rem;
  font-weight: 600;
  border-radius: 999px;
  transition: all 0.25s ease;
  cursor: pointer;
  border: 2px solid transparent;
  line-height: 1;
  white-space: nowrap;
}
.btn.big { padding: 1.1rem 2rem; font-size: 1rem; }
.btn i { font-size: 1rem; }
.btn-primary { background: var(--red); color: #fff; }
.btn-primary:hover { background: var(--red-2); transform: translateY(-2px); }
.btn-whatsapp { background: var(--wa); color: #fff; }
.btn-whatsapp:hover { background: var(--wa-2); transform: translateY(-2px); box-shadow: 0 15px 30px -10px rgba(37, 211, 102, 0.45); }
.btn-ghost-light { background: rgba(255,255,255,0.12); color: #fff; border-color: rgba(255,255,255,0.4); -webkit-backdrop-filter: blur(6px); backdrop-filter: blur(6px); }
.btn-ghost-light:hover { background: #fff; color: var(--navy); border-color: #fff; }

/* =============== Announcement =============== */
.announce-bar {
  background: var(--navy);
  color: #fff;
  font-size: 0.78rem;
  padding: 0.6rem 0;
  font-weight: 500;
}
.announce-inner {
  display: flex; flex-wrap: wrap; gap: 0.75rem 1.25rem;
  align-items: center; justify-content: center; text-align: center;
}
.announce-bar i { color: var(--sky-2); margin-right: 0.3rem; }
.announce-bar a { transition: color 0.2s; }
.announce-bar a:hover { color: var(--sky-2); }
.announce-bar .dot { color: rgba(255,255,255,0.4); display: none; }
@media (min-width: 768px) { .announce-bar .dot { display: inline; } }

/* =============== Header =============== */
.site-header {
  position: sticky;
  top: 0; z-index: 40;
  background: #fff;
  border-bottom: 1px solid var(--line);
  transition: box-shadow 0.3s;
}
.site-header.scrolled { box-shadow: 0 8px 24px -10px rgba(15, 42, 76, 0.1); }
.header-inner {
  display: flex; align-items: center; justify-content: space-between;
  gap: 1rem;
  height: 82px;
}
.logo img { height: 56px; width: auto; object-fit: contain; }
@media (min-width: 768px) { .logo img { height: 64px; } }

.main-nav { display: none; gap: 2rem; }
@media (min-width: 1024px) { .main-nav { display: flex; } }
.main-nav a {
  font-size: 0.9rem; font-weight: 500; color: var(--ink);
  transition: color 0.2s; position: relative; padding: 0.4rem 0;
}
.main-nav a::after {
  content: "";
  position: absolute; left: 0; right: 0; bottom: 0;
  height: 2px; background: var(--red);
  transform: scaleX(0); transform-origin: left;
  transition: transform 0.25s;
}
.main-nav a:hover { color: var(--red); }
.main-nav a:hover::after { transform: scaleX(1); }

.header-inner .btn-whatsapp { display: none; }
@media (min-width: 1024px) { .header-inner .btn-whatsapp { display: inline-flex; } }

.menu-btn {
  display: flex; align-items: center; justify-content: center;
  font-size: 1.4rem; color: var(--ink);
  width: 44px; height: 44px;
}
@media (min-width: 1024px) { .menu-btn { display: none; } }

.main-nav.is-open {
  display: flex;
  position: absolute;
  top: 82px; left: 0; right: 0;
  flex-direction: column;
  background: #fff;
  padding: 1.5rem;
  gap: 1rem;
  border-bottom: 1px solid var(--line);
  box-shadow: 0 10px 30px -10px rgba(0,0,0,0.15);
}

/* =============== Hero slider (1) =============== */
.hero-slider { position: relative; }
.heroSwiper { width: 100%; height: clamp(520px, 72vh, 780px); }
.heroSwiper .swiper-slide { position: relative; overflow: hidden; }
.slide-bg { position: absolute; inset: 0; }
.slide-bg img {
  width: 100%; height: 100%;
  object-fit: cover;
  animation: kenburns 18s ease-in-out infinite alternate;
}
@keyframes kenburns {
  from { transform: scale(1.06) translateX(0); }
  to { transform: scale(1.12) translateX(-2%); }
}
.slide-overlay {
  position: absolute; inset: 0;
  display: flex; align-items: center;
  background: linear-gradient(90deg, rgba(15, 42, 76, 0.82) 0%, rgba(15, 42, 76, 0.55) 50%, rgba(15, 42, 76, 0.35) 100%);
  color: #fff;
}
.slide-overlay .container { max-width: 860px; }
.slide-overlay h1 {
  color: #fff;
  font-size: clamp(2.25rem, 6vw, 4.25rem);
  font-weight: 900;
  line-height: 1.05;
  max-width: 780px;
}
.slide-overlay p {
  margin-top: 1.25rem;
  max-width: 580px;
  font-size: clamp(1rem, 1.3vw, 1.15rem);
  color: rgba(255,255,255,0.9);
  line-height: 1.6;
}
.slide-ctas { margin-top: 2.25rem; display: flex; flex-wrap: wrap; gap: 0.9rem; }

.hero-pagination { bottom: 1.5rem !important; }
.hero-pagination .swiper-pagination-bullet {
  width: 32px; height: 4px; border-radius: 0;
  background: rgba(255,255,255,0.5); opacity: 1;
  transition: background 0.2s;
}
.hero-pagination .swiper-pagination-bullet-active { background: var(--red); }

.hero-prev, .hero-next {
  color: #fff !important;
  background: rgba(255,255,255,0.12);
  width: 48px !important; height: 48px !important;
  border-radius: 50%;
  -webkit-backdrop-filter: blur(6px);
  backdrop-filter: blur(6px);
  transition: background 0.2s;
}
.hero-prev:hover, .hero-next:hover { background: var(--red); }
.hero-prev::after, .hero-next::after { font-size: 1.1rem !important; font-weight: 700; }

/* =============== Stats strip =============== */
.stats-strip {
  background: var(--sky-grad);
  padding: 2rem 0;
  color: #fff;
  box-shadow: 0 12px 32px -12px rgba(47, 111, 237, 0.35);
}
.stats-grid {
  display: grid; grid-template-columns: repeat(2, 1fr); gap: 1.5rem;
  text-align: center;
}
@media (min-width: 768px) { .stats-grid { grid-template-columns: repeat(4, 1fr); } }
.stat .num {
  display: block;
  font-family: 'Poppins', sans-serif;
  font-size: clamp(1.8rem, 3vw, 2.5rem);
  font-weight: 800;
}
.stat .lbl {
  display: block;
  font-size: 0.78rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  opacity: 0.9;
  margin-top: 0.25rem;
}

/* =============== Generic section =============== */
.section { padding: 5rem 0; }
@media (min-width: 768px) { .section { padding: 7rem 0; } }
.alt-bg { background: var(--cream); }

.section-head { margin-bottom: 3rem; }
.section-head.center { text-align: center; }
.section-head .lede { margin-left: auto; margin-right: auto; }

/* =============== Services slider (2) =============== */
.services { background: #fff; }
.servicesSwiper {
  padding: 1rem 0 4.5rem !important;
}
.servicesSwiper .swiper-slide { height: auto; }
.service-card {
  display: flex; flex-direction: column; gap: 1rem;
  background: #fff;
  border: 1px solid var(--line);
  padding: 2.25rem 2rem;
  border-radius: 20px;
  height: 100%;
  transition: transform 0.3s, box-shadow 0.3s, border-color 0.3s;
}
.service-card:hover {
  transform: translateY(-6px);
  border-color: var(--sky);
  box-shadow: 0 25px 50px -25px rgba(47, 111, 237, 0.3);
}
.sc-icon {
  width: 64px; height: 64px;
  border-radius: 16px;
  background: var(--sky-grad);
  color: #fff;
  font-size: 1.5rem;
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 12px 24px -12px rgba(47, 111, 237, 0.5);
}
.service-card h3 { font-size: 1.35rem; font-weight: 700; }
.service-card p { font-size: 0.92rem; color: var(--body); flex: 1; }
.sc-link {
  font-size: 0.82rem; font-weight: 700; color: var(--red);
  text-transform: uppercase; letter-spacing: 0.12em;
  display: inline-flex; align-items: center; gap: 0.4rem;
}
.service-card:hover .sc-link i { transform: translateX(4px); }
.sc-link i { transition: transform 0.3s; }

.services-pagination { bottom: 0 !important; }
.services-pagination .swiper-pagination-bullet {
  background: var(--sky); opacity: 0.3;
}
.services-pagination .swiper-pagination-bullet-active { opacity: 1; }

.services-prev, .services-next {
  color: var(--navy) !important;
  background: #fff;
  box-shadow: 0 10px 25px -10px rgba(15, 42, 76, 0.2);
  width: 46px !important; height: 46px !important;
  border-radius: 50%;
  top: 48% !important;
}
.services-prev:hover, .services-next:hover { background: var(--red); color: #fff !important; }
.services-prev::after, .services-next::after { font-size: 1rem !important; font-weight: 700; }

/* =============== About =============== */
.about-grid {
  display: grid; gap: 3rem;
  grid-template-columns: 1fr;
  align-items: center;
}
@media (min-width: 1024px) {
  .about-grid { grid-template-columns: 1fr 1fr; gap: 5rem; }
}
.about-image { position: relative; }
.about-image img {
  width: 100%;
  aspect-ratio: 5/4;
  object-fit: cover;
  border-radius: 24px;
  box-shadow: 0 30px 60px -30px rgba(15, 42, 76, 0.35);
}
.badge-years {
  position: absolute;
  bottom: -1.5rem; left: -1.5rem;
  background: var(--red);
  color: #fff;
  border-radius: 20px;
  padding: 1.25rem 1.5rem;
  box-shadow: 0 20px 40px -15px rgba(230, 57, 70, 0.5);
  display: flex; align-items: center; gap: 0.9rem;
}
.badge-years .num {
  font-family: 'Poppins', sans-serif;
  font-size: 2.5rem; font-weight: 900; line-height: 1;
}
.badge-years .lbl {
  font-size: 0.72rem; font-weight: 700;
  text-transform: uppercase; letter-spacing: 0.12em;
}
.about-content p { margin-top: 1rem; font-size: 1rem; color: var(--body); }
.about-list {
  margin: 2rem 0; display: grid; grid-template-columns: 1fr 1fr; gap: 0.6rem 1rem;
}
.about-list li {
  display: flex; align-items: center; gap: 0.55rem;
  font-size: 0.9rem; font-weight: 500; color: var(--ink);
}
.about-list i { color: var(--sky); background: var(--cream-2); width: 22px; height: 22px; border-radius: 50%; display: inline-flex; align-items: center; justify-content: center; font-size: 0.7rem; }

/* =============== Why-us =============== */
.why-us {
  background: linear-gradient(135deg, #0B1E3B 0%, #0F2A4C 60%, #1D3557 100%);
  color: #fff;
  position: relative;
  overflow: hidden;
}
.why-us::before {
  content: "";
  position: absolute;
  top: -30%; right: -20%;
  width: 60%; aspect-ratio: 1;
  background: radial-gradient(circle, rgba(47, 111, 237, 0.4), transparent 70%);
  filter: blur(80px);
  pointer-events: none;
}
.features-grid {
  display: grid; gap: 1.25rem;
  grid-template-columns: 1fr;
  position: relative;
}
@media (min-width: 640px) { .features-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) { .features-grid { grid-template-columns: repeat(3, 1fr); } }
.feature {
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 18px;
  padding: 1.75rem 1.5rem;
  -webkit-backdrop-filter: blur(8px); backdrop-filter: blur(8px);
  transition: transform 0.3s, border-color 0.3s, background 0.3s;
}
.feature:hover {
  transform: translateY(-4px);
  border-color: var(--sky-2);
  background: rgba(255,255,255,0.08);
}
.f-icon {
  width: 50px; height: 50px; border-radius: 14px;
  background: var(--sky-grad);
  color: #fff;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.2rem;
  margin-bottom: 1.25rem;
}
.feature h4 { color: #fff; font-size: 1.1rem; font-weight: 700; margin-bottom: 0.5rem; }
.feature p { color: rgba(255,255,255,0.72); font-size: 0.88rem; }

/* =============== Gallery slider (3) =============== */
.gallery-slider { background: var(--cream); }
.gallerySwiper {
  padding: 1.5rem 0 4.5rem !important;
  overflow: visible !important;
}
.gallerySwiper .swiper-slide {
  transition: transform 0.4s, opacity 0.4s;
}
.gallerySwiper .swiper-slide-active { transform: scale(1); }
.g-slide {
  background: #fff;
  border-radius: 24px;
  overflow: hidden;
  box-shadow: 0 20px 45px -25px rgba(15, 42, 76, 0.35);
  position: relative;
}
.g-slide img {
  width: 100%;
  aspect-ratio: 1/1;
  object-fit: cover;
}
.g-slide figcaption {
  padding: 1.25rem 1.5rem;
  border-top: 1px solid var(--line);
  background: #fff;
}
.g-label {
  font-family: 'Poppins', sans-serif;
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--ink);
}
.g-desc { font-size: 0.82rem; color: var(--muted); margin-top: 0.25rem; }

.gallery-pagination { bottom: 0 !important; }
.gallery-pagination .swiper-pagination-bullet {
  background: var(--sky); opacity: 0.3;
}
.gallery-pagination .swiper-pagination-bullet-active { opacity: 1; }

.gallery-prev, .gallery-next {
  color: var(--navy) !important;
  background: #fff;
  box-shadow: 0 10px 25px -10px rgba(15, 42, 76, 0.25);
  width: 50px !important; height: 50px !important;
  border-radius: 50%;
  top: 44% !important;
}
.gallery-prev:hover, .gallery-next:hover { background: var(--red); color: #fff !important; }
.gallery-prev::after, .gallery-next::after { font-size: 1.05rem !important; font-weight: 700; }

/* =============== How it works · vertical timeline =============== */
.how-grid {
  display: grid; gap: 3rem; grid-template-columns: 1fr;
  align-items: center;
}
@media (min-width: 1024px) {
  .how-grid { grid-template-columns: 1fr 1.1fr; gap: 5rem; }
}
.timeline { position: relative; }
.timeline::before {
  content: "";
  position: absolute;
  left: 27px; top: 12px; bottom: 12px;
  width: 2px;
  background: linear-gradient(to bottom, var(--sky), var(--red));
}
.timeline li {
  position: relative;
  display: grid;
  grid-template-columns: 56px 1fr;
  gap: 1.25rem;
  padding-bottom: 2.25rem;
}
.timeline li:last-child { padding-bottom: 0; }
.t-num {
  width: 56px; height: 56px;
  border-radius: 50%;
  background: #fff;
  border: 2px solid var(--sky);
  color: var(--navy);
  display: flex; align-items: center; justify-content: center;
  font-family: 'Poppins', sans-serif;
  font-weight: 800;
  font-size: 1.4rem;
  box-shadow: 0 8px 20px -10px rgba(47, 111, 237, 0.4);
  position: relative; z-index: 1;
}
.t-body h4 { font-size: 1.25rem; color: var(--ink); margin-bottom: 0.35rem; }
.t-body p { font-size: 0.95rem; color: var(--body); }

/* =============== CTA banner =============== */
.cta-banner {
  background: linear-gradient(120deg, var(--red) 0%, var(--red-2) 55%, #8E1A24 100%);
  color: #fff;
  padding: 3.5rem 0;
  position: relative;
  overflow: hidden;
}
.cta-banner::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 20% 30%, rgba(255,255,255,0.12), transparent 50%);
  pointer-events: none;
}
.cta-inner {
  display: flex; flex-direction: column; gap: 1.5rem;
  align-items: center; text-align: center;
  position: relative;
}
@media (min-width: 768px) {
  .cta-inner { flex-direction: row; justify-content: space-between; text-align: left; }
}
.cta-inner .h2 { color: #fff; }
.cta-inner p { color: rgba(255,255,255,0.85); margin-top: 0.5rem; }

/* =============== Contact =============== */
.contact-grid {
  display: grid; gap: 2rem; grid-template-columns: 1fr;
}
@media (min-width: 1024px) { .contact-grid { grid-template-columns: 1fr 1fr; gap: 3rem; } }
.contact-cards { display: flex; flex-direction: column; gap: 0.85rem; }
.c-card {
  display: flex; align-items: flex-start; gap: 1rem;
  padding: 1.1rem 1.25rem;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 16px;
  transition: transform 0.3s, box-shadow 0.3s, border-color 0.3s;
}
a.c-card:hover {
  transform: translateY(-3px);
  border-color: var(--sky);
  box-shadow: 0 18px 35px -18px rgba(47, 111, 237, 0.3);
}
.c-icon {
  width: 46px; height: 46px;
  border-radius: 12px;
  background: var(--cream-2); color: var(--sky);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.1rem; flex-shrink: 0;
}
.c-card.wa { border-color: var(--wa); background: linear-gradient(180deg, #F0FDF4, #fff); }
.c-card.wa .c-icon { background: var(--wa); color: #fff; }
.c-label {
  font-size: 0.7rem; font-weight: 700;
  text-transform: uppercase; letter-spacing: 0.14em;
  color: var(--muted);
}
.c-value { font-size: 0.98rem; font-weight: 600; color: var(--ink); margin-top: 0.25rem; }
.closed { color: var(--red); font-weight: 600; font-size: 0.85rem; margin-top: 0.2rem; }

.socials {
  display: flex; gap: 0.5rem; padding-top: 0.5rem;
}
.socials a {
  width: 44px; height: 44px; border-radius: 50%;
  background: #fff; border: 1px solid var(--line);
  display: flex; align-items: center; justify-content: center;
  color: var(--navy);
  font-size: 1rem;
  transition: all 0.2s;
}
.socials a:hover { background: var(--red); color: #fff; border-color: var(--red); }
.socials.small a { width: 38px; height: 38px; font-size: 0.9rem; background: rgba(255,255,255,0.08); border-color: rgba(255,255,255,0.15); color: #fff; }
.socials.small a:hover { background: var(--red); border-color: var(--red); }

.map-wrap {
  aspect-ratio: 4/3;
  border-radius: 18px;
  overflow: hidden;
  border: 1px solid var(--line);
  box-shadow: 0 20px 40px -25px rgba(15, 42, 76, 0.2);
}
.map-wrap iframe { width: 100%; height: 100%; border: 0; }

/* =============== Footer =============== */
.site-footer {
  background: var(--navy);
  color: rgba(255,255,255,0.8);
  padding: 4.5rem 0 2rem;
}
.footer-grid {
  display: grid; gap: 2.5rem;
  grid-template-columns: 1fr;
  padding-bottom: 2.5rem;
  border-bottom: 1px solid rgba(255,255,255,0.1);
}
@media (min-width: 768px) {
  .footer-grid { grid-template-columns: 1.5fr repeat(3, 1fr); }
}
.f-logo {
  background: #fff;
  padding: 0.6rem 0.9rem;
  display: inline-block;
  border-radius: 10px;
  margin-bottom: 1rem;
}
.f-logo img { height: 50px; width: auto; }
.f-tagline {
  font-family: 'Poppins', sans-serif;
  font-weight: 700;
  color: #fff;
  font-size: 1.1rem;
}
.f-desc { font-size: 0.88rem; margin: 0.75rem 0 1.25rem; max-width: 360px; color: rgba(255,255,255,0.7); }
.f-col h5 {
  color: #fff; font-size: 1rem; margin-bottom: 1rem;
  font-family: 'Poppins', sans-serif;
}
.f-col ul li { margin-bottom: 0.55rem; font-size: 0.88rem; }
.f-col a { transition: color 0.2s; }
.f-col a:hover { color: var(--red); }
.f-contact li { display: flex; align-items: center; gap: 0.55rem; }
.f-contact i { width: 16px; color: var(--sky-2); }

.footer-base {
  display: flex; flex-direction: column; gap: 0.5rem;
  text-align: center;
  padding-top: 1.75rem;
  font-size: 0.78rem;
  color: rgba(255,255,255,0.6);
}
@media (min-width: 768px) {
  .footer-base { flex-direction: row; justify-content: space-between; text-align: left; }
}
.foot-kw { letter-spacing: 0.08em; }

/* =============== WhatsApp FAB =============== */
.wa-fab {
  position: fixed;
  bottom: 1.25rem; right: 1.25rem;
  z-index: 50;
  display: inline-flex; align-items: center; gap: 0.75rem;
  padding: 0.9rem 1.25rem;
  background: var(--wa); color: #fff;
  border-radius: 999px;
  box-shadow: 0 20px 40px -10px rgba(37, 211, 102, 0.5);
  font-size: 0.9rem; font-weight: 600;
  transition: background 0.2s, transform 0.2s;
}
.wa-fab:hover { background: var(--wa-2); transform: translateY(-3px); }
.wa-fab i { font-size: 1.3rem; }
.wa-fab span { display: none; }
@media (min-width: 640px) { .wa-fab span { display: inline; } }