:root {
      --brand:        #bf023f;
      --brand-dark:   #96022f;
      --brand-light:  #e8194e;
      --accent:       #bf023f;
      --card-bg:      #ffffff;
      --text-dark:    #18181b;
      --text-muted:   #6b7280;
      --border:       #e8e8f0;
      --border-hover: #bf023f;
    }

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

    /* ── HERO ── */
    .hero {
      position: relative;
      min-height: 400px;
      display: flex;
      align-items: center;
      background-image: url("https://nekinsan-admin.s3.ap-south-1.amazonaws.com/landingpage/phone_theft_banner.webp");
      background-size: cover;
      background-position: center right;
      overflow: hidden;
    }
    .hero::before {
      content: '';
      position: absolute;
      inset: 0;
      z-index: 1;
    }
    .hero-content {
      position: relative;
      z-index: 2;
      padding: 60px 0;
      max-width: 520px;
      opacity: 0;
      transform: translateY(22px);
      animation: fadeUp 0.7s ease forwards 0.15s;
    }
    @keyframes fadeUp { to { opacity: 1; transform: translateY(0); } }

    .hero-title {
      font-size: clamp(2rem, 5vw, 3.2rem);
      font-weight: 800;
      line-height: 1.0;
      color: #fff;
      text-transform: uppercase;
      white-space: nowrap;
      margin-bottom: 4px;
    }
    .hero-subtitle {
      font-size: clamp(1.1rem, 2.8vw, 1.6rem);
      font-weight: 700;
      color: var(--brand-light);
      text-transform: uppercase;
      letter-spacing: 0.03em;
      margin-bottom: 14px;
      white-space: nowrap;
    }
    .hero-body {
      font-size: clamp(0.8rem, 1.5vw, 0.92rem);
      line-height: 1.65;
      color: rgba(255,255,255,0.85);
      margin-bottom: 26px;
      max-width: 430px;
    }
    .hero-ctas { display: flex; flex-direction: row; gap: 10px; flex-wrap: nowrap; }

    .btn-track {
      background: var(--brand);
      color: #fff !important;
      border: none;
      border-radius: 50px;
      padding: 10px 26px;
      font-size: clamp(0.75rem, 1.3vw, 0.88rem);
      font-weight: 700;
      letter-spacing: 0.06em;
      text-transform: uppercase;
      cursor: pointer;
      text-decoration: none !important;
      transition: background 0.2s, transform 0.18s, box-shadow 0.2s;
      white-space: nowrap;
    }
    .btn-track:hover {
      background: var(--brand-dark);
      transform: translateY(-2px);
      box-shadow: 0 6px 18px rgba(191,2,63,0.45);
      color: #fff;
    }
    .btn-demo {
      background: transparent;
      color: #fff;
      border: 2px solid rgba(255,255,255,0.75);
      border-radius: 50px;
      padding: 8px 22px;
      font-size: clamp(0.75rem, 1.3vw, 0.88rem);
      font-weight: 600;
      letter-spacing: 0.06em;
      text-transform: uppercase;
      cursor: pointer;
      transition: background 0.2s, border-color 0.2s, transform 0.18s;
      white-space: nowrap;
    }
    .btn-demo:hover {
      background: rgba(255,255,255,0.12);
      border-color: #fff;
      transform: translateY(-2px);
      color: #fff;
    }

    /* ── VIDEO DEMO MODAL (dark theme, scoped) ── */
    #demoModal .modal-content { background: #111; border: 1px solid rgba(255,255,255,0.1); border-radius: 12px; }
    #demoModal .modal-header  { border-bottom: 1px solid rgba(255,255,255,0.1); }
    #demoModal .modal-title   { color: #fff; font-size: 1.3rem; font-weight: 700; }
    #demoModal .btn-close     { filter: invert(1); }
    #demoModal .modal-body    { aspect-ratio: 16/9; display: flex; align-items: center; justify-content: center; color: rgba(255,255,255,0.4); font-size: 0.9rem; flex-direction: column; gap: 14px; }
    .play-icon     { width: 64px; height: 64px; background: var(--brand); border-radius: 50%; display: flex; align-items: center; justify-content: center; }
    .play-icon svg { width: 26px; height: 26px; fill: #fff; margin-left: 4px; }

    /* ── FORM MODAL (branded theme, scoped) ── */
    #demoModalform .modal-content {
      border-radius: 0.5rem;
      overflow: hidden;
      border: none;
      box-shadow: 0 10px 40px rgba(0, 0, 0, 0.15);
    }
    #demoModalform .modal-header {
      background-color: #bf023f;
      color: white;
      border-bottom: none;
      border-radius: 0.5rem 0.5rem 0 0;
      padding: 1rem 1.2rem;
    }
    #demoModalform .modal-header .btn-close {
      filter: invert(1);
    }
    #demoModalform .modal-title {
      font-weight: 700;
      font-size: 1rem;
      color: #fff;
    }
    #demoModalform .modal-body {
      padding: 1rem;
      /* reset any inherited flex/aspect-ratio from generic rules */
      aspect-ratio: unset;
      display: block;
    }
    #demoModalform .form-label {
      font-weight: 600;
      color: #333;
      margin-bottom: 4px;
      font-size: 0.85rem;
    }
    #demoModalform .required {
      color: #dc3545;
      margin-left: 2px;
    }
    #demoModalform .form-control {
      border: 2px solid #e9ecef;
      border-radius: 8px;
      padding: 10px 12px;
      font-size: 0.95rem;
      transition: border-color 0.3s ease;
      height: auto;
    }
    #demoModalform .form-control:focus {
      border-color: var(--brand);
      box-shadow: 0 0 0 0.2rem rgba(191, 2, 63, 0.15);
    }
    #demoModalform .form-control::placeholder {
      color: #adb5bd;
      font-size: 0.9rem;
    }
    #demoModalform textarea.form-control {
      resize: vertical;
      min-height: 80px;
    }
    #demoModalform .submit-btn {
      background-color: var(--brand);
      border: none;
      padding: 12px 35px;
      font-weight: 600;
      border-radius: 8px;
      transition: all 0.3s ease;
      font-size: 1rem;
      color: #fff;
    }
    #demoModalform .submit-btn:hover {
      background-color: var(--brand-dark);
      transform: translateY(-2px);
      box-shadow: 0 4px 12px rgba(191, 2, 63, 0.3);
    }
    #demoModalform .form-check-input:checked {
      background-color: var(--brand);
      border-color: var(--brand);
    }
    #demoModalform .form-check-input:focus {
      box-shadow: 0 0 0 0.2rem rgba(191, 2, 63, 0.15);
    }

    /* ── HERO RESPONSIVE ── */
    @media (min-width: 576px) and (max-width: 991px) {
      .hero { min-height: 320px; background-position: center center; }
      .hero-content { padding: 52px 0; max-width: 460px; }
    }
    @media (max-width: 575px) {
      .hero { min-height: 0; 
      background-image: url("https://nekinsan-admin.s3.ap-south-1.amazonaws.com/landingpage/mobile-hero.webp"); 
      background-position: top center; 
    }
      .hero-content { padding: 80px 0 40px; max-width: 100%; }
      .hero-title   { font-size: clamp(1.6rem, 7.5vw, 2.4rem); }
      .hero-subtitle{ font-size: clamp(0.95rem, 4.2vw, 1.25rem); }
      .hero-body    { display: none; }
      .feature-card {
        padding: 16px 12px 12px !important;
      }
      .feature-img-wrap {
        margin-bottom: 8px !important;
      }
      .feature-desc{
        font-size: 12px !important;
        line-height: 1.2 !important;
      } 
      .feature-img {
        width: 90px !important;
        height: 50px !important;
      }
      .feature-title {
        font-size: 12px;
        margin-bottom: 6px;
      }
      .btn-track, .btn-demo { padding: 9px 18px; font-size: 0.75rem; }
    }
    @media (max-width: 359px) {
      .hero-title    { font-size: 1.45rem; }
      .hero-subtitle { font-size: 0.88rem; }
      .hero-ctas     { flex-wrap: wrap; }
    }

    /* ── FEATURES SECTION ── */
    .features-section {
      padding: 25px 0 20px;
    }
    .section-title {
      font-size: clamp(1.6rem, 3vw, 2.4rem);
      font-weight: 800;
      color: var(--text-dark);
      margin-bottom: 10px;
      text-transform: uppercase;
    }
    .section-title span { color: var(--accent); }
    .section-sub {
      font-size: 15px;
      color: var(--text-muted);
      margin-bottom: 0;
    }

    /* ── FEATURE CARD ── */
    .feature-card {
      background: var(--card-bg);
      border: 1.5px solid var(--border);
      border-radius: 16px;
      padding: 28px 24px 24px;
      text-align: left;
      box-shadow: none;
      transition: border-color 0.22s;
      width: 100%;
      height: 360px;
      display: flex;
      flex-direction: column;
      align-items: flex-start;
      cursor: default;
      overflow: hidden;
    }
    .feature-card:hover {
      border-color: var(--border-hover);
      box-shadow: none;
    }

    .feature-img-wrap {
      width: 100%;
      display: flex;
      justify-content: center;
      margin-bottom: 16px;
      flex-shrink: 0;
    }
    .feature-img {
      width: 142px;
      height: 96px;
      object-fit: contain;
    }

    .feature-title {
      font-size: 20px;
      font-weight: 700;
      color: var(--text-dark);
      margin-bottom: 8px;
      text-transform: uppercase;
      line-height: 1.3;
      width: 100%;
    }
    .feature-title span { color: var(--accent); }

    .feature-desc {
      font-size: 14px;
      color: var(--text-dark);
      line-height: 1.65;
      margin-bottom: 0;
      text-align: justify;
      flex: 1;
    }

    .feature-col {
      opacity: 0;
      transform: translateY(28px);
      transition: opacity 0.55s ease, transform 0.55s ease;
    }
    .feature-col.visible { opacity: 1; transform: translateY(0); }

    @media (max-width: 1199px) {
      .feature-card { height: 290px; }
      .feature-title { font-size: 14px; }
    }
    
    @media (max-width: 575px) {
      .feature-card { height: 205px; }
      .feature-title { font-size: 13px; }
    }

    /* ── HOW TO USE SECTION ── */
    .how-to-use {
      background: #fff;
    }
    .how-to-use-section {
      padding: 25px 0 20px;
    }
    .steps-container {
      max-width: 1200px;
      margin: 0 auto;
      padding: 0 20px;
    }
    .steps-header {
      text-align: center;
      margin-bottom: 50px;
    }
    .steps-title {
      font-size: clamp(1.6rem, 3vw, 2.5rem);
      font-weight: 800;
      color: var(--text-dark);
      margin-bottom: 12px;
      text-transform: uppercase;
    }
    .steps-title span { color: var(--accent); }
    .steps-subtitle {
      font-size: 1rem;
      color: var(--brand);
      font-weight: 600;
      margin-bottom: 0;
    }

    /* Desktop horizontal layout */
    .steps-row { position: relative; }
    .steps-images {
      display: flex;
      justify-content: space-between;
      align-items: flex-end;
      gap: 20px;
      margin-bottom: 60px;
    }
    .step-image-container {
      flex: 1;
      text-align: center;
    }
    .step-image {
      width: 100%;
      max-width: 180px;
      height: 300px;
      object-fit: contain;
      border-radius: 12px;
      transition: all 0.3s ease;
    }
    .step-image:hover {
      transform: translateY(-5px);
      box-shadow: 0 15px 35px rgba(0, 0, 0, 0.15);
    }
    .connecting-line {
      position: relative;
      height: 4px;
      background: linear-gradient(90deg, #dc3545, #bf023f);
      border-radius: 2px;
    }
    .steps-info {
      display: flex;
      justify-content: space-between;
      align-items: flex-start;
      gap: 20px;
    }
    .step-info {
      flex: 1;
      text-align: center;
      position: relative;
      padding-top: 25px;
    }
    .step-number {
      width: 50px;
      height: 50px;
      background: linear-gradient(135deg, #dc3545, #bf023f);
      color: white;
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: 700;
      font-size: 1.4rem;
      box-shadow: 0 4px 12px rgba(220, 53, 69, 0.3);
      margin: 0 auto 15px auto;
      position: absolute;
      top: -25px;
      left: 50%;
      transform: translateX(-50%);
      z-index: 2;
    }
    .step-info-title {
      font-size: 1rem;
      font-weight: 700;
      color: var(--text-dark);
      margin-top: 10px;
      margin-bottom: 10px;
      line-height: 1.4;
      text-transform: uppercase;
    }
    .step-info-desc {
      font-size: 0.88rem;
      color: #666;
      line-height: 1.55;
      margin: 0;
    }

    /* Mobile vertical layout */
    .vertical-steps { display: none; }

    /* ── HOW TO USE RESPONSIVE ── */
    @media (max-width: 991px) {
      .steps-images,
      .connecting-line,
      .steps-info {
        display: none !important;
      }
      .vertical-steps { display: block !important; }

      .vertical-step {
        display: flex;
        align-items: flex-start;
        gap: 20px;
        margin-bottom: 40px;
        position: relative;
        background: white;
        border-radius: 15px;
        padding: 20px;
        box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
        transition: all 0.3s ease;
        margin-left: 40px;
      }
      .vertical-step:hover {
        transform: translateY(-3px);
        box-shadow: 0 12px 30px rgba(0, 0, 0, 0.15);
      }
      .vertical-step:not(:last-child)::after {
        content: '';
        position: absolute;
        left: -40px;
        top: 25px;
        width: 3px;
        height: calc(100% + 40px);
        background: linear-gradient(180deg, #dc3545, #bf023f);
        z-index: 1;
      }
      .vertical-number {
        position: absolute;
        left: -65px;
        top: 0;
        width: 50px;
        height: 50px;
        background: linear-gradient(135deg, #dc3545, #bf023f);
        color: white;
        border-radius: 50%;
        display: flex;
        align-items: center;
        justify-content: center;
        font-weight: 700;
        font-size: 1.4rem;
        box-shadow: 0 4px 12px rgba(220, 53, 69, 0.3);
        z-index: 2;
      }
      .vertical-image {
        width: 120px;
        height: 200px;
        object-fit: contain;
        border-radius: 8px;
        flex-shrink: 0;
        order: 2;
        align-self: center;
      }
      .vertical-content {
        flex: 1;
        order: 1;
      }
      .vertical-title {
        font-size: 1.1rem;
        font-weight: 700;
        color: var(--text-dark);
        margin-bottom: 8px;
        line-height: 1.3;
        text-transform: uppercase;
      }
      .vertical-description {
        font-size: 0.9rem;
        color: #666;
        line-height: 1.5;
        margin: 0;
      }
    }

    @media (max-width: 768px) {
      .how-to-use-section { padding: 25px 0 0px; }
      .steps-title { font-size: 1.6rem; }
      .steps-subtitle { font-size: 0.9rem; }
      .vertical-step { gap: 20px; padding: 15px; }
      .vertical-number { width: 45px; height: 45px; font-size: 1.3rem; }
      .vertical-image { width: 100px; height: 180px; }
    }

    @media (max-width: 576px) {
      .vertical-step {
        flex-direction: column;
        text-align: center;
        gap: 15px;
        margin-left: 50px;
      }
      .vertical-number { left: -60px; }
      .vertical-step:not(:last-child)::after { left: -38px; }
      .vertical-image { width: 140px; height: 200px; order: 1; }
      .vertical-content { order: 2; }
    }

    /* ── WHY CHOOSE SECTION ── */
    .why-choose-section {
      padding: 25px 0 20px;
    }
    .why-choose-title {
      font-size: clamp(1.8rem, 3.5vw, 2.8rem);
      font-weight: 800;
      color: var(--text-dark);
      text-align: center;
      margin-bottom: 8px;
      line-height: 1.2;
    }
    .why-choose-title span { color: var(--accent); }
    .why-choose-sub {
      font-size: 15px;
      color: var(--text-muted);
      text-align: center;
      margin-bottom: 56px;
    }

    /* Desktop: horizontal strip */
    .why-choose-row {
      position: relative;
      display: flex;
      justify-content: center;
      align-items: flex-start;
    }
    .why-choose-row::before {
      content: '';
      position: absolute;
      top: 55px;
      left: calc(10% + 55px);
      right: calc(10% + 55px);
      height: 2px;
      background: #d0d0d0;
      z-index: 0;
    }
    .why-item {
      flex: 1;
      display: flex;
      flex-direction: column;
      align-items: center;
      text-align: center;
      position: relative;
      z-index: 1;
      padding: 0 8px;
      opacity: 0;
      transform: translateY(24px);
      transition: opacity 0.5s ease, transform 0.5s ease;
    }
    .why-item.visible { opacity: 1; transform: translateY(0); }

    .why-circle {
      width: 110px;
      height: 110px;
      border-radius: 50%;
      margin-bottom: 18px;
      flex-shrink: 0;
      display: flex;
      align-items: center;
      justify-content: center;
      background: white;
      position: relative;
    }
    .why-circle img {
      width: 100px;
      height: 100px;
      border-radius: 50%;
      object-fit: cover;
    }
    .why-label {
      font-size: 1rem;
      font-weight: 600;
      color: var(--text-dark);
      line-height: 1.4;
    }
    .why-choose-vertical { display: none; }

    @media (max-width: 767px) {
      .why-choose-row { display: none; }
      .why-choose-vertical {
        display: flex;
        flex-direction: column;
        align-items: stretch;
        position: relative;
        max-width: 320px;
        margin: 0 auto;
      }
      .why-choose-vertical::before {
        content: '';
        position: absolute;
        top: 45px;   
        bottom: 45px;
        left: 59px;      
        width: 2px;
        background: #d0d0d0;
        z-index: 0;
      }
      .why-item-v {
        display: flex;
        flex-direction: row;
        align-items: center;
        text-align: center;
        position: relative;
        z-index: 1;
        padding: 0 16px 25px;
        opacity: 0;
        transform: translateY(20px);
        transition: opacity 0.5s ease, transform 0.5s ease;
      }
      .why-item-v.visible { opacity: 1; transform: translateY(0); }

      .why-circle-v {
        width: 90px;
        height: 90px;
        border-radius: 50%;
        flex-shrink: 0;
        display: flex;
        align-items: center;
        justify-content: center;
        background: white;
        position: relative;
        z-index: 1;
      }
      .why-circle-v img {
        width: 80px;
        height: 80px;
        border-radius: 50%;
        object-fit: cover;
      }
      .why-label-v {
        font-size: 0.92rem;
        font-weight: 600;
        color: var(--text-dark);
        line-height: 1.4;
        text-align: left;
        flex: 1;
      }
    }

    /* scroll animation for how-to-use */
    .animate-on-scroll {
      opacity: 0;
      transform: translateY(40px);
      transition: all 0.8s ease-out;
    }
    .animate-on-scroll.animated {
      opacity: 1;
      transform: translateY(0);
    }

    /* ── INFORMATION BANNER ── */
    .information-banner {
      padding: 0;
      margin: 5px 0;
      overflow: hidden;
      width: 100%;
      min-height: 220px;
    }
    .info-banner-container {
      position: relative;
      width: 100%;
      display: flex;
      align-items: center;
      justify-content: center;
      min-height: 220px;
    }
    .info-banner-bg {
      width: 100%;
      height: 220px;
      display: block;
      object-fit: contain;
    }
    .desktop-only { display: block; }
    .mobile-only  { display: none; }
    .info-banner-overlay {
      position: absolute;
      top: 50%;
      left: 50%;
      transform: translate(-50%, -50%);
    }
    .cta-button {
      background: white;
      color: black;
      border: none;
      width: 192px;
      height: 50px;
      font-size: 1.1rem;
      font-weight: 600;
      border-radius: 15px;
      box-shadow: 0px 4px 4px rgba(0, 0, 0, 0.25);
      transition: all 0.3s ease;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      outline: 3px solid white;
      outline-offset: 4px;
      cursor: pointer;
    }
    .cta-button:hover {
      transform: translateY(-2px);
      box-shadow: 0px 6px 6px rgba(0, 0, 0, 0.3);
    }

    @media (max-width: 1200px) {
      .information-banner { margin: 5px 0; min-height: 200px; }
      .info-banner-container { min-height: 200px; }
      .info-banner-bg { height: 200px; }
    }
    @media (max-width: 992px) {
      .information-banner { margin: 5px 0; min-height: 180px; }
      .info-banner-container { min-height: 180px; }
      .info-banner-bg { height: 180px; }
    }
    @media (max-width: 768px) {
      .desktop-only { display: none; }
      .mobile-only  { display: block; }
      .information-banner { margin: 5px 0; min-height: 160px; }
      .info-banner-container { min-height: 160px; }
      .info-banner-bg { height: 160px; }
      .cta-button { width: 170px; height: 45px; font-size: 1rem; }
    }
    @media (max-width: 576px) {
      .information-banner { margin: 5px 0; min-height: 140px; }
      .info-banner-container { min-height: 140px; }
      .info-banner-bg { height: 140px; }
      .cta-button { width: 120px; height: 30px; font-size: 0.9rem; }
    }
     .download-image {
         width: 100%;
         height: auto;
         border-radius: 12px;
         transition: all 0.3s ease;
         }
         .download-image:hover {
         transform: translateY(-5px);
         }