:root {
  --yellow: #f5b400;
  --yellow-dk: #d99a00;
  --ink: #161616;
  --ink-2: #222;
  --grey: #4a4a4a;
  --bg: #fafafa;
  --line: #e6e6e6;
  --max: 1180px;
  --shadow: 0 10px 30px rgba(0, 0, 0, .12);
}

* {
  box-sizing: border-box
}

html {
  scroll-behavior: smooth
}

body {
  margin: 0;
  font-family: 'Segoe UI', system-ui, -apple-system, Roboto, Helvetica, Arial, sans-serif;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.55;
}

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

a {
  color: var(--ink);
  text-decoration: none
}

/* ---------- header ---------- */
header.site {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(22, 22, 22, .96);
  backdrop-filter: saturate(140%) blur(6px);
  border-bottom: 3px solid var(--yellow);
}

.nav {
  max-width: var(--max);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 20px;
  gap: 16px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  color: #fff
}

.brand img {
  height: 54px;
  width: 54px;
  object-fit: contain;
  background: #fff;
  border-radius: 10px;
  padding: 4px
}

.brand .name {
  font-weight: 800;
  letter-spacing: .5px;
  font-size: 20px;
  color: #fff
}

.brand .name span {
  color: var(--yellow)
}

.nav ul {
  display: flex;
  gap: 22px;
  list-style: none;
  margin: 0;
  padding: 0
}

.nav ul a {
  color: #eaeaea;
  font-weight: 600;
  font-size: 14.5px
}

.nav ul a:hover {
  color: var(--yellow)
}

.cta-call {
  background: var(--yellow);
  color: #111;
  padding: 9px 16px;
  border-radius: 8px;
  font-weight: 800;
  font-size: 14px;
  border: 2px solid var(--yellow);
  transition: transform .15s ease, background .15s ease;
}

.cta-call:hover {
  background: #fff;
  border-color: #fff;
  transform: translateY(-1px)
}

.nav-toggle {
  display: none;
  background: none;
  border: 0;
  color: #fff;
  font-size: 26px;
  cursor: pointer
}

/* ---------- hero ---------- */
.hero {
  position: relative;
  color: #fff;
  min-height: 560px;
  display: flex;
  align-items: center;
  background:
    linear-gradient(rgba(0, 0, 0, .55), rgba(0, 0, 0, .55)),
    url("LockTile%20Images/WhatsApp%20Image%202026-05-06%20at%2019.21.10.jpeg") center/cover no-repeat;
}

.hero-inner {
  max-width: var(--max);
  margin: 0 auto;
  padding: 80px 20px;
  width: 100%
}

.hero h1 {
  font-size: clamp(34px, 5vw, 58px);
  line-height: 1.05;
  margin: 0 0 16px;
  font-weight: 900;
  letter-spacing: .5px;
}

.hero h1 span {
  color: var(--yellow)
}

.hero p.lead {
  max-width: 640px;
  font-size: clamp(16px, 1.7vw, 19px);
  color: #eee;
  margin: 0 0 28px
}

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

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 22px;
  border-radius: 10px;
  font-weight: 800;
  font-size: 15px;
  transition: transform .15s ease, box-shadow .15s ease, background .15s ease;
}

.btn-yellow {
  background: var(--yellow);
  color: #111;
  border: 2px solid var(--yellow)
}

.btn-yellow:hover {
  background: #fff;
  border-color: #fff;
  transform: translateY(-1px);
  box-shadow: var(--shadow)
}

.btn-ghost {
  background: transparent;
  color: #fff;
  border: 2px solid #fff
}

.btn-ghost:hover {
  background: #fff;
  color: #111
}

.btn-wa {
  background: #25d366;
  color: #fff;
  border: 2px solid #25d366
}

.btn-wa:hover {
  filter: brightness(1.05);
  transform: translateY(-1px)
}

.hero-meta {
  display: flex;
  gap: 18px;
  flex-wrap: wrap;
  margin-top: 30px;
  color: #ddd;
  font-size: 14px
}

.hero-meta b {
  color: var(--yellow)
}

/* ---------- sections ---------- */
section {
  padding: 80px 20px
}

.wrap {
  max-width: var(--max);
  margin: 0 auto
}

.eyebrow {
  color: var(--yellow);
  font-weight: 800;
  letter-spacing: 2px;
  text-transform: uppercase;
  font-size: 12.5px;
  margin: 0 0 8px
}

h2 {
  font-size: clamp(26px, 3.4vw, 38px);
  line-height: 1.15;
  margin: 0 0 18px;
  font-weight: 900;
  color: var(--ink)
}

h2 span {
  color: var(--yellow)
}

.lead-2 {
  color: var(--grey);
  max-width: 760px;
  margin: 0 0 40px;
  font-size: 17px
}

/* ---------- features ---------- */
.features {
  background: #fff;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line)
}

.feat-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 18px
}

.feat {
  text-align: center;
  padding: 22px 14px;
  border-radius: 14px;
  border: 1px solid var(--line);
  background: #fff;
  transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
}

.feat:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow);
  border-color: var(--yellow)
}

.feat .icon {
  width: 54px;
  height: 54px;
  border-radius: 50%;
  background: var(--yellow);
  color: #111;
  display: grid;
  place-items: center;
  margin: 0 auto 12px;
  font-weight: 900;
  font-size: 22px;
}

.feat h4 {
  margin: 0 0 4px;
  font-size: 15px;
  font-weight: 800
}

.feat p {
  margin: 0;
  color: var(--grey);
  font-size: 13px
}

/* ---------- products ---------- */
.products {
  background: var(--bg)
}

.prod-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px
}

.card {
  background: #fff;
  border-radius: 14px;
  overflow: hidden;
  border: 1px solid var(--line);
  display: flex;
  flex-direction: column;
  transition: transform .2s ease, box-shadow .2s ease;
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow)
}

.card .thumb {
  aspect-ratio: 4/3;
  background: #222 center/cover no-repeat
}

.card .body {
  padding: 22px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  flex: 1
}

.card h3 {
  margin: 0;
  font-size: 20px;
  font-weight: 900
}

.card .desc {
  margin: 0;
  color: var(--grey);
  font-size: 14px;
  line-height: 1.5
}

.price {
  font-size: 30px;
  font-weight: 900;
  color: var(--ink)
}

.price small {
  font-size: 14px;
  color: var(--grey);
  font-weight: 600
}

.badge {
  display: inline-block;
  background: #111;
  color: var(--yellow);
  padding: 4px 10px;
  border-radius: 99px;
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 1px;
  text-transform: uppercase;
  align-self: flex-start;
}

.badge.alt {
  background: var(--yellow);
  color: #111
}

.card ul {
  margin: 6px 0 0;
  padding-left: 18px;
  color: var(--grey);
  font-size: 14.5px
}

.card .foot {
  margin-top: auto;
  padding-top: 14px;
  border-top: 1px dashed var(--line)
}

.extras {
  margin-top: 24px;
  background: #111;
  color: #fff;
  border-radius: 14px;
  padding: 22px 26px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  flex-wrap: wrap
}

.extras h4 {
  margin: 0;
  color: var(--yellow);
  font-size: 18px
}

.extras p {
  margin: 4px 0 0;
  color: #ddd;
  font-size: 14.5px
}

.extras .pill {
  background: var(--yellow);
  color: #111;
  padding: 10px 16px;
  border-radius: 10px;
  font-weight: 800;
  font-size: 14px;
  white-space: nowrap
}

/* ---------- applications ---------- */
.apps {
  background: #111;
  color: #fff
}

.apps h2 {
  color: #fff
}

.apps .lead-2 {
  color: #bbb
}

.app-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px
}

.app {
  background: #1d1d1d;
  border: 1px solid #2a2a2a;
  border-radius: 12px;
  padding: 22px 18px;
  text-align: center;
  transition: border-color .2s ease, transform .2s ease, background .2s ease;
}

.app:hover {
  border-color: var(--yellow);
  background: #222;
  transform: translateY(-3px)
}

.app .ico {
  font-size: 30px;
  margin-bottom: 8px
}

.app h4 {
  margin: 0;
  font-size: 15px;
  font-weight: 800
}

/* ---------- gallery ---------- */
.gallery {
  background: #fff
}

.gal-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px
}

.gal-grid a {
  aspect-ratio: 1/1;
  background: #000 center/cover no-repeat;
  border-radius: 10px;
  overflow: hidden;
  display: block;
  transition: transform .2s ease, box-shadow .2s ease;
}

.gal-grid a:hover {
  transform: scale(1.02);
  box-shadow: var(--shadow)
}

/* collapsed gallery: show first 6 tiles (2 rows on desktop) */
.gal-grid.collapsed a:nth-child(n+7) {
  display: none
}

.gal-more {
  text-align: center;
  margin-top: 22px
}

.gal-more button {
  cursor: pointer
}

/* ---------- contact ---------- */
.contact {
  background:
    linear-gradient(rgba(0, 0, 0, .78), rgba(0, 0, 0, .85)),
    url("LockTile%20Images/WhatsApp%20Image%202026-05-06%20at%2019.21.08.jpeg") center/cover no-repeat;
  color: #fff
}

.contact h2 {
  color: #fff
}

.contact h2 span {
  color: var(--yellow)
}

.contact .lead-2 {
  color: #ccc;
  margin-bottom: 28px
}

.ppl {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px
}

.person {
  background: rgba(255, 255, 255, .06);
  border: 1px solid rgba(255, 255, 255, .14);
  backdrop-filter: blur(6px);
  border-radius: 14px;
  padding: 24px;
}

.person h3 {
  margin: 0 0 4px;
  font-size: 20px;
  font-weight: 900;
  color: var(--yellow)
}

.person .role {
  color: #bbb;
  font-size: 13px;
  margin-bottom: 14px
}

.person .row {
  display: flex;
  gap: 10px;
  flex-wrap: wrap
}

/* ---------- footer ---------- */
footer {
  background: #0a0a0a;
  color: #aaa;
  padding: 30px 20px;
  text-align: center;
  font-size: 13.5px
}

footer span {
  color: var(--yellow);
  font-weight: 800
}

/* ====================================================
   BLOG / ARTICLE PAGES
   ==================================================== */

/* page hero band (blog index + article header) */
.page-hero {
  background: #161616;
  color: #fff;
  border-bottom: 3px solid var(--yellow);
  padding: 60px 20px 54px;
}

.page-hero h1 {
  font-size: clamp(28px, 4vw, 46px);
  line-height: 1.12;
  margin: 10px 0 14px;
  font-weight: 900;
  letter-spacing: .3px;
}

.page-hero h1 span {
  color: var(--yellow)
}

.page-hero p.lead {
  max-width: 700px;
  color: #ccc;
  font-size: 17px;
  margin: 0
}

.post-meta {
  color: #999;
  font-size: 13.5px;
  margin-top: 18px
}

.post-meta b {
  color: var(--yellow);
  font-weight: 700
}

/* breadcrumb / back link */
.crumb {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: #bdbdbd;
  font-weight: 700;
  font-size: 13.5px;
  letter-spacing: .5px;
}

.crumb:hover {
  color: #fff
}

/* ---------- blog index list ---------- */
.post-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 22px
}

.post-card {
  display: flex;
  flex-direction: column;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 14px;
  overflow: hidden;
  transition: transform .2s ease, box-shadow .2s ease;
}

.post-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow)
}

.post-card .thumb {
  aspect-ratio: 16/9;
  background: #222 center/cover no-repeat
}

.post-card .body {
  padding: 22px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  flex: 1
}

.post-card .date {
  color: #999;
  font-size: 12px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 1px
}

.post-card h3 {
  margin: 0;
  font-size: 21px;
  font-weight: 900;
  line-height: 1.25;
  color: var(--ink)
}

.post-card p {
  margin: 0;
  color: var(--grey);
  font-size: 14.5px
}

.post-card .read {
  margin-top: auto;
  padding-top: 12px;
  color: var(--yellow-dk);
  font-weight: 800;
  font-size: 14px
}

/* ---------- article body ---------- */
.article {
  max-width: 760px;
  margin: 0 auto
}

.article .lede {
  font-size: 19px;
  color: var(--grey);
  margin: 0 0 20px
}

.article h2 {
  font-size: clamp(22px, 2.6vw, 30px);
  margin: 42px 0 14px
}

.article h3 {
  font-size: 19px;
  font-weight: 800;
  margin: 26px 0 10px;
  color: var(--ink)
}

.article p {
  font-size: 17px;
  color: var(--ink-2);
  margin: 0 0 18px
}

.article ul,
.article ol {
  font-size: 17px;
  color: var(--ink-2);
  padding-left: 24px;
  margin: 0 0 20px
}

.article li {
  margin-bottom: 10px
}

.article li::marker {
  color: var(--yellow-dk);
  font-weight: 800
}

.article strong {
  color: var(--ink)
}

.article hr {
  border: 0;
  border-top: 1px solid var(--line);
  margin: 34px 0
}

.article-cta {
  margin: 44px auto 0;
  max-width: 760px;
  background: #111;
  color: #fff;
  border-radius: 14px;
  padding: 28px;
  text-align: center;
}

.article-cta h4 {
  margin: 0 0 6px;
  color: var(--yellow);
  font-size: 21px
}

.article-cta p {
  margin: 0 0 18px;
  color: #ccc;
  font-size: 15px
}

.article-cta .row {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap
}

/* ---------- mobile ---------- */
@media (max-width: 900px) {
  .feat-grid {
    grid-template-columns: repeat(2, 1fr)
  }

  .prod-grid {
    grid-template-columns: 1fr
  }

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

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

  .ppl {
    grid-template-columns: 1fr
  }

  .post-list {
    grid-template-columns: 1fr
  }
}

@media (max-width: 720px) {
  .nav ul {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    background: #161616;
    padding: 14px 20px;
    gap: 14px;
    border-bottom: 3px solid var(--yellow);
  }

  .nav ul.open {
    display: flex
  }

  .nav-toggle {
    display: block
  }

  .cta-call {
    display: none
  }

  .hero {
    min-height: 480px
  }

  section {
    padding: 60px 20px
  }
}