@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;500;600;700;800;900&display=swap');

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: 'Poppins', sans-serif;
}

body {
  background: #1c1c1c;
  color: #fff;
}


html,
body {
  width: 100%;
  overflow-x: hidden;
}


/* ================================================================================================================ */


/* HERO SECTION */
.product-hero {
    position: relative;
    height: 100vh;
    width: 100%;
    background: #0b0d10;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    overflow: hidden;
}

.product-hero .hero-video {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    z-index: 0;
    margin-top: 80px;
}

/* Black Transparent Layer */
.product-hero .hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(90deg, rgba(0, 0, 0, 0.823) 0%, rgba(0, 0, 0, 0.621) 42%, rgba(0, 0, 0, 0.297) 100%);
    z-index: 1;
}

/* Content on Image */
.product-hero .hero-content {
    position: relative;
    z-index: 2;
    color: #fff;
    padding: 20px;
}

.product-hero .hero-content h1 {
    font-size: clamp(25px, 4vw, 60px);
    /* responsive text */
    font-weight: 600;
    letter-spacing: 1px;
    text-shadow: 0 4px 14px rgba(0, 0, 0, 0.152), 0 1px 3px rgba(0, 0, 0, 0.218);
}

.hero-content span {
    background: #41866e;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}


/* Optional: subtle premium glow */
.product-hero .hero-content h1 span {
    color: #00ff88;
    /* green accent if needed */
}

/* Mobile Fine-tuning */
@media (max-width: 768px) {
    .product-hero {
        background-position: center top;
    }
}

/* ===================================================================================================================== */


.lock-info-section {
    padding: 100px 20px;
    background: #fff;
    font-family: 'Poppins', sans-serif;
}

/* CONTAINER */

.lock-container {
    max-width: 1200px;
    margin: auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 60px;
}

/* LEFT CONTENT */

.lock-left {
    flex: 1;
}

.lock-left h2 {
    font-size: 42px;
    font-weight: 600;
    line-height: 1.3;
    margin-bottom: 20px;
    color: #111827;
}

.lock-left h2 span {
    background: #41866e;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* PARAGRAPH */

.desc {
    font-size: 16px;
    line-height: 1.7;
    color: #4b5563;
    margin-bottom: 20px;
    max-width: 570px;
}

/* lock info interactive chips */
.lock-info-interactive {
    margin-top: 16px;
    max-width: 620px;
}

.lock-info-chips {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 14px;
}

.lock-chip {
    border: 1px solid rgba(17, 24, 39, 0.12);
    background: #fff;
    color: #111827;
    border-radius: 999px;
    padding: 9px 14px;
    font-weight: 600;
    font-size: 13px;
    line-height: 1.2;
    cursor: pointer;
    transition: all 0.25s ease;
}

.lock-chip:hover {
    border-color: rgba(65, 134, 110, 0.5);
    transform: translateY(-1px);
}

.lock-chip.active {
    background: #41866e;
    border-color: #41866e;
    color: #fff;
    box-shadow: 0 10px 24px rgba(65, 134, 110, 0.25);
}

.lock-info-detail {
    background: #f6f7f8;
    border: 1px solid rgba(65, 134, 110, 0.25);
    border-radius: 16px;
    padding: 14px 16px;
}

.lock-info-detail h3 {
    font-size: 18px;
    color: #0f172a;
    margin-bottom: 6px;
    font-weight: 800;
}

.lock-info-detail p {
    font-size: 14px;
    line-height: 1.6;
    color: #4b5563;
    margin: 0;
}

/* RIGHT SIDE */

.lock-right {
    flex: 1;
    display: flex;
    justify-content: center;
    align-items: center;
}

/* CIRCLE IMAGE */

.circle {
    width: 480px;
    height: 480px;
    border-radius: 50%;
    overflow: hidden;
    position: relative;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.15);
}

.circle img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

/* OPTIONAL GLOW EFFECT */

.circle::after {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: 50%;
    box-shadow: 0 0 60px rgba(65, 134, 110, .25);
}

.lock-right {
    transition: transform 0.3s ease;
}

.lock-right.lock-right--glow .circle {
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.15), 0 0 0 12px rgba(65, 134, 110, 0.14);
}

/* TABLET */

@media (max-width:992px) {

    .lock-container {
        flex-direction: column;
        text-align: center;
        gap: 40px;
    }

    .desc {
        margin: auto;
    }

    .lock-info-interactive {
        margin: 16px auto 0;
    }

    .lock-info-chips {
        justify-content: center;
    }

}

/* MOBILE */

@media (max-width:576px) {

    .lock-left h2 {
        font-size: 30px;
    }

    .circle {
        width: 280px;
        height: 280px;
    }

    .desc {
        font-size: 15px;
        margin-bottom: 30px;
    }

}



/* ======================================================================================================================= */
.smart-appliance-section {
  padding: 80px 6%;
  background: #f5f5f5;
  text-align: center;
}

.smart-title {
  font-size: 38px;
  font-weight: 600;
  color: #111;
  margin-bottom: 60px;
  line-height: 1.3;
}

.smart-title span {
  background: #41866e;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.appliance-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: clamp(16px, 2.5vw, 22px);
  max-width: min(640px, 100%);
  margin: 0 auto;
  justify-items: center;
  align-items: start;
}

.appliance-item {
  background: #efefef;
  height: 90px;
  width: 90px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 18px;
  cursor: pointer;
  border: 1px solid rgba(0, 0, 0, 0.06);
  transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease, background 0.25s ease;
}

.appliance-item img {
  max-width: 50px;
  max-height: 50px;
  object-fit: contain;
}

.appliance-item:hover {
  transform: translateY(-4px);
  border-color: rgba(65, 134, 110, 0.35);
  background: rgba(65, 134, 110, 0.08);
  box-shadow: 0 16px 40px rgba(65, 134, 110, 0.18);
}

.appliance-item:focus-visible {
  outline: 2px solid #41866e;
  outline-offset: 3px;
}

.appliance-item--active {
  background: rgba(65, 134, 110, 0.14);
  border-color: rgba(65, 134, 110, 0.55);
  box-shadow: 0 18px 50px rgba(65, 134, 110, 0.22);
}

.appliance-detail {
  max-width: 900px;
  margin: 28px auto 0;
  background: #f6f7f8;
  border: 1px solid rgba(65, 134, 110, 0.25);
  border-radius: 18px;
  padding: 18px 18px;
}

.appliance-detail h3 {
  font-size: 18px;
  color: #0f172a;
  margin-bottom: 6px;
  font-weight: 800;
}

.appliance-detail p {
  font-size: 14px;
  color: #4b5563;
  line-height: 1.6;
  margin: 0;
}

@media (max-width: 992px) {
  .appliance-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    max-width: min(520px, 100%);
  }
}

@media (max-width: 576px) {
  .smart-title {
    font-size: 30px;
    margin-bottom: 40px;
  }

  .appliance-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    max-width: 100%;
  }

  .appliance-detail {
    margin-top: 18px;
    padding: 16px 14px;
  }
}

/* ======================================================================================================================== */

.product-feature-section {
  padding: 70px 6%;
  background: #f5f5f5;
}

.pf-container {
  max-width: 1200px;
  margin: auto;
}

.pf-main-heading {
  text-align: center;
  font-size: 38px;
  font-weight: 700;
  margin-bottom: 40px;
  color: #000;
}

.pf-main-heading span {
  background: #41866e;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.pf-card {
  background: #fff;
  border-radius: 24px;
  padding: 30px;
}

.pf-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 20px;
}

.pf-title {
  font-size: 26px;
  font-weight: 700;
  color: #000;
}

.pf-desc {
  color: #4b5563;
  margin-top: 10px;
  font-size: 14px;
  line-height: 1.7;
  max-width: 620px;
}

.pf-btn {
  display: inline-block;
  padding: 12px 20px;
  border-radius: 12px;
  background: #000;
  color: #fff;
  text-decoration: none;
  white-space: nowrap;
  transition: 0.3s;
}

.pf-right {
  margin-top: 20px;
  margin-left: -16px;
}

.pf-btn:hover {
  background: #41866e;
}

.pf-features {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-top: 24px;
}

.pf-feature-item {
  background: #fff;
  border-radius: 18px;
  padding: 16px;
  text-align: center;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.05);
}

.pf-icon {
  width: auto;
  height: auto;
  margin: 0;
  background: transparent;
  border-radius: 0;
  display: block;
  box-shadow: none;
}

.pf-icon img {
  width: 48px;
  height: 48px;
  object-fit: contain;
  opacity: 1;
}

.pf-feature-item p {
  margin-top: 10px;
  color: #111827;
  font-size: 13px;
  line-height: 1.4;
  font-weight: 600;
}

.product-feature-section .pf-feature-item {
  cursor: pointer;
  border: 1px solid rgba(0, 0, 0, 0.04);
  will-change: transform;
  transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease, background 0.25s ease;
}

.product-feature-section .pf-feature-item:hover {
  transform: translateY(-4px);
  border-color: rgba(65, 134, 110, 0.35);
  box-shadow: 0 16px 40px rgba(65, 134, 110, 0.18);
}

.product-feature-section .pf-feature-item:focus-visible {
  outline: 2px solid #41866e;
  outline-offset: 3px;
}

.product-feature-section .pf-feature-item--active {
  border-color: rgba(65, 134, 110, 0.6);
  box-shadow: 0 18px 55px rgba(65, 134, 110, 0.22);
  background: rgba(65, 134, 110, 0.10);
}

/* ================== Responsive ================== */

@media (max-width: 992px) {
  .pf-features {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .pf-top {
    flex-direction: column;
    align-items: flex-start;
  }

  .pf-right {
    width: 100%;
    text-align: left;
    margin-top: 8px;
    margin-left: 0;
  }

  .pf-main-heading {
    font-size: 30px;
  }
}

@media (max-width: 480px) {
  .pf-card {
    padding: 30px 20px;
  }

  .pf-features {
    grid-template-columns: 1fr;
  }

  .pf-main-heading {
    font-size: 24px;
  }
}



/* =============================================================================================================================== */
.lock-category-section {
  position: relative;
  padding: clamp(26px, 3vw, 40px) clamp(16px, 5vw, 72px) clamp(70px, 7.5vw, 108px);
  background:
    radial-gradient(circle at top left, rgba(65, 134, 110, 0.12), transparent 26%),
    radial-gradient(circle at bottom right, rgba(15, 23, 42, 0.06), transparent 26%),
    linear-gradient(180deg, #f7faf8 0%, #eef4f1 100%);
  overflow: hidden;
  isolation: isolate;
}

.lock-category-section::before,
.lock-category-section::after {
  content: "";
  position: absolute;
  border-radius: 999px;
  filter: blur(14px);
  pointer-events: none;
}

.lock-category-section::before {
  width: 240px;
  height: 240px;
  top: 40px;
  left: -70px;
  background: rgba(65, 134, 110, 0.12);
}

.lock-category-section::after {
  width: 220px;
  height: 220px;
  right: -80px;
  bottom: 40px;
  background: rgba(17, 24, 39, 0.08);
}

.lock-category-section > * {
  position: relative;
  z-index: 1;
}

.lock-category-section .section-title {
  text-align: center;
  font-size: clamp(30px, 4vw, 46px);
  font-weight: 700;
  color: #0f172a;
  margin: 0;
  line-height: 1.2;
}

.lock-category-section .section-title span {
  background: linear-gradient(135deg, #2f6f59, #41866e 50%, #66b892);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  color: transparent;
}

.lock-category-section .section-lead {
  margin: 12px auto 22px;
  max-width: 760px;
  text-align: center;
  font-size: 15px;
  line-height: 1.72;
  color: #475569;
}

.lock-category-section .tabs {
  display: flex;
  flex-wrap: nowrap;
  align-items: center;
  justify-content: center;
  gap: 20px;
  max-width: 100%;
  margin: 0 auto 20px;
  padding: 10px;
  /* border-radius: 20px;
  background: linear-gradient(155deg, rgba(255, 255, 255, 0.84), rgba(244, 248, 246, 0.94));
  border: 1px solid rgba(65, 134, 110, 0.2);
  backdrop-filter: blur(14px);
  box-shadow: 0 22px 44px rgba(15, 23, 42, 0.08); */
  overflow-x: auto;
  overflow-y: hidden;
  scrollbar-width: thin;
  -webkit-overflow-scrolling: touch;
}

.lock-category-section .tab-btn {
  flex: 0 0 auto;
  border: 1px solid rgba(15, 23, 42, 0.12);
  background: linear-gradient(180deg, #ffffff, #f8fbf9);
  padding: 12px 20px;
  border-radius: 14px;
  cursor: pointer;
  font-weight: 700;
  font-size: 13px;
  color: #0f172a;
  letter-spacing: 0.01em;
  transition: transform 0.22s ease, border-color 0.22s ease, box-shadow 0.25s ease, background 0.22s ease;
}

@media (hover: hover) and (pointer: fine) {
  .lock-category-section .tab-btn:hover {
    transform: translateY(-2px);
    border-color: rgba(65, 134, 110, 0.45);
    box-shadow: 0 10px 5px rgba(65, 134, 110, 0.108);
  }
}

.lock-category-section .tab-btn.active {
  background: linear-gradient(135deg, #2f6f59, #41866e 58%, #5db391);
  color: #ffffff;
  border-color: transparent;
  transform: translateY(-1px);
  box-shadow: 0 10px 5px rgba(65, 134, 110, 0.108);
}

.lock-category-section .tabs::-webkit-scrollbar {
  height: 8px;
}

.lock-category-section .tabs::-webkit-scrollbar-thumb {
  background: rgba(65, 134, 110, 0.35);
  border-radius: 999px;
}

.lock-category-section .tab-content {
  display: none;
}

.lock-category-section .tab-content.active {
  display: block;
  animation: lockFadeIn 0.42s ease;
}

@keyframes lockFadeIn {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.lock-category-section .content-wrapper {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(300px, 460px);
  gap: clamp(18px, 3vw, 34px);
  align-items: stretch;
  background: linear-gradient(160deg, rgba(255, 255, 255, 0.84), rgba(245, 250, 247, 0.92));
  border: 1px solid rgba(65, 134, 110, 0.24);
  border-radius: 28px;
  padding: clamp(18px, 2.6vw, 30px);
  backdrop-filter: blur(14px);
  box-shadow:
    0 24px 58px rgba(15, 23, 42, 0.1),
    0 0 0 1px rgba(255, 255, 255, 0.75) inset;
}

.lock-category-section .text-content {
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.lock-category-section .series-label {
  display: inline-flex;
  align-items: center;
  width: fit-content;
  margin-bottom: 14px;
  padding: 8px 14px;
  border-radius: 999px;
  background: rgba(65, 134, 110, 0.1);
  border: 1px solid rgba(65, 134, 110, 0.18);
  color: #2f6f59;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.lock-category-section .text-content h3 {
  font-size: clamp(24px, 2.6vw, 34px);
  color: #0f172a;
  margin-bottom: 12px;
  line-height: 1.2;
}

.lock-category-section .text-content p {
  color: #475569;
  font-size: 15px;
  line-height: 1.78;
  max-width: 68ch;
}

.lock-category-section .series-points {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin-top: 18px;
}

.lock-category-section .series-point {
  padding: 16px;
  border-radius: 18px;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.95), rgba(244, 248, 246, 0.96));
  border: 1px solid rgba(65, 134, 110, 0.14);
  box-shadow: 0 14px 26px rgba(15, 23, 42, 0.05);
}

.lock-category-section .series-point strong {
  display: block;
  margin-bottom: 6px;
  color: #0f172a;
  font-size: 15px;
}

.lock-category-section .series-point span {
  color: #5b6678;
  font-size: 13px;
  line-height: 1.6;
}

.lock-category-section .series-specs {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 18px;
}

.lock-category-section .series-specs span {
  padding: 10px 14px;
  border-radius: 999px;
  background: rgba(15, 23, 42, 0.04);
  border: 1px solid rgba(15, 23, 42, 0.08);
  color: #0f172a;
  font-size: 12px;
  font-weight: 600;
}

.lock-category-section .image-content {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 100%;
  padding: clamp(18px, 2.4vw, 24px);
  border-radius: 22px;
  background:
    radial-gradient(ellipse 70% 70% at 50% 40%, rgba(65, 134, 110, 0.12), rgba(255, 255, 255, 0.92)),
    linear-gradient(180deg, rgba(255, 255, 255, 0.7), rgba(245, 250, 247, 0.9));
  border: 1px solid rgba(65, 134, 110, 0.18);
  overflow: hidden;
}

.lock-category-section .image-content::before {
  content: "";
  position: absolute;
  inset: 18px;
  border-radius: 20px;
  border: 1px solid rgba(255, 255, 255, 0.5);
  pointer-events: none;
}

.lock-category-section .product-visual-badge {
  position: absolute;
  top: 18px;
  left: 18px;
  z-index: 1;
  padding: 10px 14px;
  border-radius: 999px;
  background: rgba(15, 23, 42, 0.82);
  color: #ffffff;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  box-shadow: 0 14px 30px rgba(15, 23, 42, 0.2);
}

.lock-category-section .image-content .main-image {
  position: relative;
  width: min(100%, 390px);
  height: clamp(240px, 30vw, 340px);
  object-fit: contain;
  filter: drop-shadow(0 22px 40px rgba(15, 23, 42, 0.22));
}

.lock-category-section hr {
  margin: 24px 0 20px;
  border: 0;
  border-top: 1px solid rgba(15, 23, 42, 0.1);
}

.lock-category-section .features-title {
  margin: 0 0 12px;
  font-size: 22px;
  color: #0f172a;
  font-weight: 700;
}

.lock-category-section .features {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}

.lock-category-section .feature {
  background: linear-gradient(160deg, rgba(255, 255, 255, 0.92), rgba(244, 248, 246, 0.96));
  border-radius: 18px;
  padding: 18px 14px;
  text-align: center;
  border: 1px solid rgba(65, 134, 110, 0.2);
  box-shadow: 0 14px 28px rgba(15, 23, 42, 0.05);
  transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease, background 0.25s ease;
}

@media (hover: hover) and (pointer: fine) {
  .lock-category-section .feature:hover {
    transform: translateY(-4px);
    border-color: rgba(65, 134, 110, 0.42);
    background: linear-gradient(160deg, #ffffff, #eef7f2);
    box-shadow: 0 18px 38px rgba(65, 134, 110, 0.18);
  }
}

.lock-category-section .feature img {
  width: 48px;
  height: 48px;
  object-fit: contain;
  margin-bottom: 10px;
}

.lock-category-section .feature span {
  color: #1f2937;
  font-size: 13px;
  line-height: 1.45;
  font-weight: 700;
  display: block;
}

@media (max-width: 1100px) {
  .lock-category-section .tabs {
    display: flex;
  }
}

@media (max-width: 900px) {
  .lock-category-section {
    padding: clamp(18px, 4.8vw, 30px) clamp(14px, 4.4vw, 28px) clamp(48px, 7.2vw, 68px);
  }

  .lock-category-section .content-wrapper {
    grid-template-columns: 1fr;
  }

  .lock-category-section .text-content {
    text-align: center;
    align-items: center;
  }

  .lock-category-section .text-content p {
    max-width: 100%;
  }

  .lock-category-section .series-label {
    margin-inline: auto;
  }

  .lock-category-section .series-points {
    grid-template-columns: 1fr;
    width: 100%;
  }

  .lock-category-section .series-specs {
    justify-content: center;
  }

  .lock-category-section .image-content .main-image {
    width: min(100%, 360px);
    height: clamp(220px, 42vw, 300px);
  }
}

@media (max-width: 700px) {
  .lock-category-section .tabs {
    display: flex;
  }

  .lock-category-section .features {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 480px) {
  .lock-category-section {
    padding-top: 18px;
    padding-bottom: 42px;
  }

  .lock-category-section .section-title {
    font-size: clamp(26px, 8vw, 32px);
  }

  .lock-category-section .section-lead {
    font-size: 14px;
    line-height: 1.64;
  }

  .lock-category-section .tabs {
    display: flex;
    padding-bottom: 12px;
  }

  .lock-category-section .content-wrapper {
    border-radius: 18px;
    padding: 14px;
  }

  .lock-category-section .product-visual-badge {
    top: 14px;
    left: 14px;
    font-size: 10px;
    padding: 8px 12px;
  }

  .lock-category-section .features {
    grid-template-columns: 1fr;
  }
}

@media (prefers-reduced-motion: reduce) {
  .lock-category-section .tab-content.active {
    animation: none;
  }

  .lock-category-section .tab-btn,
  .lock-category-section .feature {
    transition: none !important;
  }
}

/* ============================================================================================================================== */

/* Fixed Hero Section */
.fixed-hero {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100vh;
  background: url("/assets/images/banners/fixed-door-lock.png")
    center/cover no-repeat;
  z-index: -1; /* Important for overlap effect */
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Black Transparent Overlay */
.hero-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.571);
}

/* Center Content */
.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  color: #fff;
  max-width: 800px;
  padding: 0 20px;
}

.hero-content h1 {
  font-size: 38px;
  font-weight: 600;
  margin-bottom: 20px;
  line-height: 1.2;
  text-shadow:0 6px 20px rgba(0,0,0,0.6);
}


.hero-content p {
  font-size: 15px;
  line-height: 1.4;
  color: rgba(255, 255, 255, 0.85);
  text-shadow:0 4px 15px rgba(0,0,0,0.6);
}

@media (max-width: 992px) {
  .hero-content h1 {
    font-size: 38px;
  }
}

@media (max-width: 768px) {
  .hero-content h1 {
    font-size: 32px;
  }

  .hero-content p {
    font-size: 16px;
  }
}

@media (max-width: 480px) {
  .hero-content h1 {
    font-size: 26px;
  }

  .hero-content p {
    font-size: 12px;
  }
}


/* ==================================================================================================================== */
/* =========================
   SECTION BASE
========================= */
.why-digital-locks {
  position: relative;
  overflow: hidden;
  padding: 100px 20px 110px;
  background: #ffffff;
  font-family: 'Poppins', sans-serif;
}

/* Ambient soft green glow */
.why-digital-locks::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 15% 20%, rgba(0,168,92,0.08), transparent 30%),
    radial-gradient(circle at 85% 80%, rgba(0,168,92,0.06), transparent 30%);
  pointer-events: none;
}

/* =========================
   CONTAINER
========================= */
.why-locks-shell {
  position: relative;
  z-index: 1;
  width: min(1200px, 100%);
  margin: 0 auto;
  padding: 0 16px;
}

/* =========================
   HEADER
========================= */
.why-locks-head {
  max-width: 900px;
  margin: 0 auto;
  text-align: center;
}

.why-locks-kicker {
  margin-bottom: 12px;
  color: #336959;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.22em;
  text-transform: uppercase;
}

.why-digital-locks h2 {
  margin: 0;
  font-size: clamp(1.8rem, 4vw, 3.2rem);
  color: #111;
  letter-spacing: -0.03em;
}

.why-digital-locks h2 span {
  background: linear-gradient(90deg, #2d6a4f, #41866e);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.subtitle {
  margin-top: 16px;
  color: #555;
  font-size: clamp(0.9rem, 1.2vw, 1.05rem);
  line-height: 1.7;
}

/* =========================
   PROOF CARDS
========================= */
.why-locks-proof {
  margin-top: 30px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.why-proof-item {
  padding: 18px 20px;
  border-radius: 16px;
  background: rgba(255,255,255,0.7);
  border: 1px solid rgba(0,168,92,0.12);
  backdrop-filter: blur(10px);
  transition: all 0.3s ease;
}

.why-proof-item:hover {
  transform: translateY(-4px);
  box-shadow: 0 10px 25px rgba(0,168,92,0.12);
}

.why-proof-item strong {
  color: #111;
  font-size: 1.05rem;
}

.why-proof-item span {
  color: #666;
  font-size: 0.9rem;
}

/* =========================
   MAIN CARDS GRID
========================= */
.cards {
  margin-top: 40px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 22px;
}

/* =========================
   CARD DESIGN
========================= */
.card {
  position: relative;
  overflow: hidden;
  min-height: 250px;
  padding: 28px 22px;
  border-radius: 22px;

  display: flex;
  flex-direction: column;

  background: linear-gradient(145deg, #f3fffa, #ffffff);
  border: 1px solid rgba(0,168,92,0.12);

  box-shadow: 0 10px 30px rgba(0,0,0,0.05);

  transition: all 0.4s ease;
  cursor: pointer;
}

/* Glow layer */
.card::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at top right, rgba(0,168,92,0.12), transparent 60%);
  opacity: 0;
  transition: 0.4s;
}

/* Light reflection */
.card::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(120deg, transparent 40%, rgba(255,255,255,0.6), transparent 60%);
  opacity: 0;
  transition: 0.4s;
}

/* Hover */
.card:hover {
  transform: translateY(-12px) scale(1.02);
  box-shadow: 0 20px 50px rgba(0,168,92,0.15);
}

.card:hover::before {
  opacity: 1;
}

.card:hover::after {
  opacity: 1;
}

/* Touch feedback */
.card:active {
  transform: scale(0.98);
}

/* =========================
   ICON
========================= */
.icon {
  width: 64px;
  height: 64px;
  border-radius: 16px;

  display: flex;
  align-items: center;
  justify-content: center;

  background: linear-gradient(145deg, #e6fff5, #d4f7ea);
  border: 1px solid rgba(0,168,92,0.15);

  transition: all 0.3s ease;
}

.icon i {
  font-size: 28px;
  color: #10694e;
  transition: 0.3s;
}

.card:hover .icon {
  transform: scale(1.1) rotate(4deg);
  box-shadow: 0 8px 20px rgba(0,168,92,0.2);
}

.card:hover .icon i {
  color: #008f63;
}

/* =========================
   TEXT
========================= */
.card-copy {
  margin-top: 18px;
}

.card h3 {
  margin-bottom: 10px;
  font-size: 1.2rem;
  color: #111;
}

.card p {
  font-size: 0.95rem;
  color: #555;
  line-height: 1.6;
}

/* =========================
   RESPONSIVE
========================= */

/* Tablet */
@media (max-width: 1024px) {
  .cards {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* Small Tablet */
@media (max-width: 768px) {
  .why-digital-locks {
    padding: 70px 16px;
  }

  .why-locks-proof {
    grid-template-columns: 1fr;
  }

  .why-proof-item {
    text-align: center;
  }

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

  .card {
    padding: 22px 18px;
  }

  .icon {
    width: 58px;
    height: 58px;
  }

  .icon i {
    font-size: 24px;
  }
}

/* Mobile */
@media (max-width: 480px) {
  .why-digital-locks {
    padding: 60px 14px;
  }

  .why-locks-kicker {
    font-size: 0.7rem;
    letter-spacing: 0.15em;
  }

  .subtitle {
    font-size: 0.85rem;
  }

  .card h3 {
    font-size: 1.05rem;
  }

  .card p {
    font-size: 0.88rem;
  }
}

/* Large Screens */
@media (min-width: 1440px) {
  .why-locks-shell {
    max-width: 1280px;
  }

  .cards {
    gap: 26px;
  }

  .card {
    padding: 32px 26px;
  }
}

/* ==================================================================================================== */

/* ========================================= */
/* SECTION */
/* ========================================= */
.sk-unlock-section {
  position: relative;
  padding: clamp(72px, 8vw, 120px) 6%;
  background: #ffffff;
  font-family: 'Poppins', sans-serif;
  overflow: hidden;
  isolation: isolate;
}

.sk-unlock-section::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 12% 16%, rgba(65, 134, 110, 0.12), transparent 28%),
    radial-gradient(circle at 88% 84%, rgba(15, 23, 42, 0.06), transparent 26%);
  pointer-events: none;
  z-index: -1;
}

.sk-unlock-shell {
  width: min(1180px, 100%);
  margin: 0 auto;
}

/* ========================================= */
/* HEADING */
/* ========================================= */
.sk-unlock-heading-wrap {
  text-align: center;
  max-width: 760px;
  margin: 0 auto clamp(34px, 5vw, 62px);
}

.sk-unlock-badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 10px 18px;
  border-radius: 999px;
  background: linear-gradient(135deg, rgba(65, 134, 110, 0.1), rgba(123, 214, 177, 0.15));
  border: 1px solid rgba(65, 134, 110, 0.16);
  color: #336959;
  font-size: 13px;
  font-weight: 700;
  margin-bottom: 20px;
  box-shadow: 0 14px 30px rgba(65, 134, 110, 0.1);
}

.sk-unlock-title {
  font-size: clamp(30px, 5vw, 52px);
  line-height: 1.18;
  font-weight: 700;
  color: #111827;
  margin-bottom: 16px;
}

.sk-unlock-title span {
  background: linear-gradient(135deg, #2f6f59, #41866e 55%, #7bd6b1);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  color: transparent;
}

.sk-unlock-subtitle {
  font-size: 16px;
  line-height: 1.8;
  color: #5f6b7a;
}

/* ========================================= */
/* GRID */
/* ========================================= */
.sk-unlock-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(16px, 2.2vw, 26px);
}

/* ========================================= */
/* CARD */
/* ========================================= */
.sk-unlock-card {
  position: relative;
  min-height: 252px;
  padding: clamp(24px, 3vw, 34px);
  overflow: hidden;
  cursor: pointer;
  border-radius: 22px;
  background:
    linear-gradient(#ffffff, #ffffff) padding-box,
    linear-gradient(145deg, rgba(65, 134, 110, 0.18), rgba(15, 23, 42, 0.06)) border-box;
  border: 1px solid transparent;
  box-shadow: 0 16px 42px rgba(15, 23, 42, 0.06);
  transition: transform 0.32s ease, box-shadow 0.32s ease, border-color 0.32s ease, background 0.32s ease;
}

/* Glow BG */
.sk-unlock-card::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 86% 6%, rgba(123, 214, 177, 0.18), transparent 34%),
    linear-gradient(135deg, rgba(65, 134, 110, 0.08), transparent 44%);
  opacity: 0;
  transition: opacity 0.32s ease;
  pointer-events: none;
}

.sk-unlock-card::after {
  content: "";
  position: absolute;
  left: 24px;
  right: 24px;
  bottom: 0;
  height: 3px;
  border-radius: 999px 999px 0 0;
  background: linear-gradient(90deg, #2f6f59, #7bd6b1);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.32s ease;
}

/* Hover */
@media (hover: hover) and (pointer: fine) {
  .sk-unlock-card:hover {
    transform: translateY(-10px);
    box-shadow:
      0 26px 56px rgba(15, 23, 42, 0.1),
      0 18px 42px rgba(65, 134, 110, 0.13);
  }
}

.sk-unlock-card:hover::before,
.sk-unlock-card.active::before {
  opacity: 1;
}

/* Active */
.sk-unlock-card.active {
  background:
    linear-gradient(160deg, #ffffff, #f3fbf7) padding-box,
    linear-gradient(145deg, rgba(65, 134, 110, 0.58), rgba(123, 214, 177, 0.28)) border-box;
  box-shadow:
    0 26px 58px rgba(15, 23, 42, 0.09),
    0 18px 44px rgba(65, 134, 110, 0.16);
}

.sk-unlock-card.active::after {
  transform: scaleX(1);
}

.sk-unlock-card:focus-visible {
  outline: 2px solid #41866e;
  outline-offset: 4px;
}

/* ========================================= */
/* ICON */
/* ========================================= */
.sk-unlock-icon {
  position: relative;
  width: 70px;
  height: 70px;
  border-radius: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 24px;
  background: linear-gradient(135deg, rgba(65, 134, 110, 0.12), rgba(123, 214, 177, 0.2));
  border: 1px solid rgba(65, 134, 110, 0.14);
  overflow: hidden;
  transition: transform 0.32s ease, box-shadow 0.32s ease;
}

.sk-unlock-icon::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, transparent, rgba(255, 255, 255, 0.58), transparent);
  transform: translateX(-110%);
  transition: transform 0.55s ease;
}

.sk-unlock-card:hover .sk-unlock-icon,
.sk-unlock-card.active .sk-unlock-icon {
  transform: translateY(-2px);
  box-shadow: 0 16px 32px rgba(65, 134, 110, 0.18);
}

.sk-unlock-card:hover .sk-unlock-icon::after,
.sk-unlock-card.active .sk-unlock-icon::after {
  transform: translateX(110%);
}

.sk-unlock-icon i {
  position: relative;
  z-index: 1;
  font-size: 30px;
  background: linear-gradient(135deg, #2f6f59, #7bd6b1);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* ========================================= */
/* TEXT */
/* ========================================= */
.sk-unlock-card h3 {
  position: relative;
  font-size: clamp(19px, 2vw, 22px);
  color: #111827;
  margin-bottom: 12px;
  font-weight: 700;
}

.sk-unlock-card p {
  position: relative;
  color: #617084;
  line-height: 1.74;
  font-size: 14.5px;
  margin-bottom: 18px;
}

.sk-unlock-chip {
  position: relative;
  display: inline-flex;
  align-items: center;
  padding: 8px 12px;
  border-radius: 999px;
  background: rgba(15, 23, 42, 0.04);
  border: 1px solid rgba(15, 23, 42, 0.07);
  color: #2f6f59;
  font-size: 12px;
  font-weight: 700;
}

.sk-unlock-card.active .sk-unlock-chip {
  background: rgba(65, 134, 110, 0.1);
  border-color: rgba(65, 134, 110, 0.22);
}

.sk-unlock-detail {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 16px;
  align-items: center;
  max-width: 920px;
  margin: clamp(24px, 4vw, 38px) auto 0;
  padding: clamp(18px, 2.4vw, 24px);
  border-radius: 22px;
  background: linear-gradient(135deg, #ffffff, #f5fbf8);
  border: 1px solid rgba(65, 134, 110, 0.2);
  box-shadow: 0 20px 50px rgba(15, 23, 42, 0.07);
}

.sk-unlock-detail-icon {
  width: 58px;
  height: 58px;
  border-radius: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #41866e;
  color: #ffffff;
  box-shadow: 0 16px 30px rgba(65, 134, 110, 0.26);
}

.sk-unlock-detail-icon i {
  font-size: 24px;
}

.sk-unlock-detail span {
  display: block;
  margin-bottom: 4px;
  color: #41866e;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.sk-unlock-detail h3 {
  margin: 0 0 6px;
  color: #111827;
  font-size: clamp(20px, 2vw, 24px);
  font-weight: 800;
}

.sk-unlock-detail p {
  margin: 0;
  color: #5f6b7a;
  font-size: 14px;
  line-height: 1.7;
}

/* ========================================= */
/* RESPONSIVE */
/* ========================================= */
@media (max-width: 1100px) {

    .sk-unlock-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

}

@media (max-width: 768px) {

    .sk-unlock-section {
        padding: 76px 20px;
    }

    .sk-unlock-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .sk-unlock-card {
        min-height: auto;
        padding: 24px 22px;
    }

    .sk-unlock-title {
        font-size: 34px;
    }

    .sk-unlock-detail {
        align-items: flex-start;
    }

}

@media (max-width: 480px) {

    .sk-unlock-title {
        font-size: 28px;
    }

    .sk-unlock-subtitle {
        font-size: 14px;
    }

    .sk-unlock-card h3 {
        font-size: 20px;
    }

    .sk-unlock-badge {
        font-size: 12px;
        padding: 9px 14px;
    }

    .sk-unlock-detail {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .sk-unlock-detail-icon {
        margin: 0 auto;
    }

}

@media (prefers-reduced-motion: reduce) {
  .sk-unlock-card,
  .sk-unlock-card::before,
  .sk-unlock-card::after,
  .sk-unlock-icon,
  .sk-unlock-icon::after {
    transition: none !important;
  }
}

/* ================================================================================================ */

.after-section {
  position: relative;
  z-index: 5;
  margin-top: 100vh;
  padding: 70px 6%;
  background: #000;
  min-height: 120vh;
  display: flex;
  justify-content: center;
}

.zigzag-container {
  max-width: 1200px;
  margin-bottom: -70px;
}

.zigzag-row {
  display: flex;
  align-items: center;
  gap: 200px;
  margin-bottom: 80px;
}

.zigzag-row.reverse {
  flex-direction: row-reverse;
}

.zigzag-img,
.zigzag-content {
  flex: 1;
}

.zigzag-img img {
  width: 100%;
  height: 350px;
  max-width: 420px;
  display: block;
  margin: auto;
  filter: drop-shadow(0 20px 40px rgba(0, 255, 120, 0.2));
}

.zigzag-content h3 {
  font-size: 30px;
  color: #fff;
  margin-bottom: 16px;
}

.zigzag-content h3 span{
    color: #05a85c;
}

.zigzag-content p {
  color: #ccc;
  line-height: 1.5;
  font-size: 15px;
  max-width: 500px;
}

/* ✨ Subtle premium animation */
.zigzag-row {
  opacity: 0;
  transform: translateY(50px);
  animation: fadeUp 1s ease forwards;
}

.zigzag-row:nth-child(1) { animation-delay: 0.2s; }
.zigzag-row:nth-child(2) { animation-delay: 0.4s; }
.zigzag-row:nth-child(3) { animation-delay: 0.6s; }
.zigzag-row:nth-child(4) { animation-delay: 0.8s; }

@keyframes fadeUp {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* 📱 Mobile Responsive */
@media (max-width: 992px) {
  .zigzag-row,
  .zigzag-row.reverse {
    flex-direction: column;
    text-align: center;
    margin-bottom: 80px;
  }

  .zigzag-content p {
    max-width: 100%;
  }

  .zigzag-content h3 {
    font-size: 26px;
  }
}

@media (max-width: 576px) {
  .after-section {
    padding: 60px 5%;
  }

  .zigzag-content h3 {
    font-size: 22px;
  }

  .zigzag-content p {
    font-size: 14px;
  }
}

* {
  scroll-behavior: smooth;
}

.showcase-item,
.product-step,
.feature-card {
  will-change: transform, opacity;
}