/* ==========================================================================
   Files 4 Life — Cloud Storage Platform
   Custom styles layered on top of Bootstrap 5
   Naming: all custom classes are prefixed with `f4l-` to avoid clashes
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. Design tokens
   -------------------------------------------------------------------------- */
:root {
  /* Soft professional blue palette */
  --f4l-blue-50:  #eef3ff;
  --f4l-blue-100: #dde7ff;
  --f4l-blue-200: #c2d3ff;
  --f4l-blue-300: #97b2ff;
  --f4l-blue-400: #5c85fb;
  --f4l-blue-500: #2f6bff;   /* primary */
  --f4l-blue-600: #1e54e6;   /* primary hover */
  --f4l-blue-700: #1b45bd;

  /* Ink / neutrals */
  --f4l-ink:      #0e1b33;   /* headings + dark sections */
  --f4l-ink-800:  #16223d;
  --f4l-body:     #3f4a63;   /* body copy */
  --f4l-muted:    #6b7690;   /* secondary copy */
  --f4l-line:     #e5eaf3;   /* hairline borders */
  --f4l-surface:  #ffffff;
  --f4l-page:     #f6f8fd;   /* page background */
  --f4l-soft:     #f0f4fc;   /* soft blue fill */

  /* Dark section stops */
  --f4l-dark-1:   #0b1631;
  --f4l-dark-2:   #0f2350;

  /* Effects */
  --f4l-shadow-sm: 0 2px 8px rgba(20, 40, 90, .06);
  --f4l-shadow-md: 0 16px 40px -18px rgba(24, 52, 120, .28);
  --f4l-shadow-lg: 0 40px 80px -30px rgba(20, 45, 110, .38);
  --f4l-radius:    18px;
  --f4l-radius-lg: 26px;

  /* Type */
  --f4l-font-head: "Poppins", system-ui, sans-serif;
  --f4l-font-body: "Inter", system-ui, sans-serif;
}

/* --------------------------------------------------------------------------
   2. Base
   -------------------------------------------------------------------------- */
body {
  font-family: var(--f4l-font-body);
  color: var(--f4l-body);
  background: var(--f4l-page);
  -webkit-font-smoothing: antialiased;
  letter-spacing: -0.002em;
}

h1, h2, h3, h4, h5, .f4l-display {
  font-family: var(--f4l-font-head);
  color: var(--f4l-ink);
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.12;
}

p { line-height: 1.65; }

a { text-decoration: none; }

.f4l-section, .section { padding: 80px 0; }
@media (max-width: 767.98px) { .f4l-section { padding: 68px 0; } }

.f4l-eyebrow {
  font-family: var(--f4l-font-head);
  font-weight: 500;
  font-size: .78rem;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--f4l-blue-600);
}

.f4l-lead {
  font-size: 1.075rem;
  color: var(--f4l-muted);
  max-width: 620px;
}

.f4l-h2 { font-size: clamp(1.9rem, 3.6vw, 2.75rem); }

/* Pill badge used across sections */
.f4l-pill {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  padding: .42rem .9rem .42rem .55rem;
  border-radius: 100px;
  background: var(--f4l-surface);
  border: 1px solid var(--f4l-line);
  box-shadow: var(--f4l-shadow-sm);
  font-family: var(--f4l-font-head);
  font-weight: 500;
  font-size: .8rem;
  color: var(--f4l-ink);
}
.f4l-pill .f4l-pill-dot {
  width: 22px; height: 22px;
  display: grid; place-items: center;
  border-radius: 50%;
  background: var(--f4l-blue-500);
  color: #fff;
}

/* --------------------------------------------------------------------------
   3. Buttons
   -------------------------------------------------------------------------- */
.f4l-btn {
  font-family: var(--f4l-font-head);
  font-weight: 500;
  font-size: .95rem;
  border-radius: 12px;
  padding: .72rem 1.35rem;
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  border: 1px solid transparent;
  transition: transform .18s ease, box-shadow .18s ease, background .18s ease, color .18s ease;
  white-space: nowrap;
}
.f4l-btn svg { transition: transform .2s ease; }
.f4l-btn:hover svg { transform: translateX(3px); }

.f4l-btn-primary {
  background: var(--f4l-blue-500);
  color: #fff;
  box-shadow: 0 12px 24px -10px rgba(47, 107, 255, .6);
}
.f4l-btn-primary:hover { background: var(--f4l-blue-600); color: #fff; transform: translateY(-2px); }

.f4l-btn-ghost {
  background: var(--f4l-surface);
  color: var(--f4l-ink);
  border-color: var(--f4l-line);
  box-shadow: var(--f4l-shadow-sm);
}
.f4l-btn-ghost:hover { border-color: var(--f4l-blue-300); color: var(--f4l-blue-600); transform: translateY(-2px); }

.f4l-btn-light {
  background: rgba(255,255,255,.08);
  color: #fff;
  border-color: rgba(255,255,255,.18);
}
.f4l-btn-light:hover { background: rgba(255,255,255,.16); color:#fff; transform: translateY(-2px); }

.f4l-btn-lg { padding: .9rem 1.7rem; font-size: 1rem; }

/* --------------------------------------------------------------------------
   4. Header / navbar
   -------------------------------------------------------------------------- */
.f4l-nav {
  position: sticky;
  top: 0;
  z-index: 1030;
  background: rgba(246, 248, 253, .78);
  backdrop-filter: saturate(160%) blur(14px);
  border-bottom: 1px solid transparent;
  transition: border-color .25s ease, background .25s ease, box-shadow .25s ease;
}
.f4l-nav.is-stuck {
  border-bottom-color: var(--f4l-line);
  background: rgba(255,255,255,.9);
  box-shadow: 0 6px 24px -18px rgba(20,40,90,.5);
}
.f4l-brand {
  display: inline-flex; align-items: center; gap: .6rem;
  font-family: var(--f4l-font-head); font-weight: 600; font-size: 1.15rem;
  color: var(--f4l-ink); max-width: 170px;
}
.f4l-brand-mark {
  width: 34px; height: 34px; border-radius: 10px;
  display: grid; place-items: center; color:#fff;
  background: linear-gradient(145deg, var(--f4l-blue-400), var(--f4l-blue-600));
  box-shadow: 0 8px 16px -8px rgba(47,107,255,.7);
}
.f4l-nav .navbar-nav .nav-link {
  font-family: var(--f4l-font-head);
  font-weight: 450;
  font-size: .94rem;
  color: var(--f4l-body);
  padding: .5rem .95rem;
  border-radius: 8px;
  transition: color .15s ease, background .15s ease;
}
.f4l-nav .navbar-nav .nav-link:hover { color: var(--f4l-blue-600); background: var(--f4l-blue-50); }
.f4l-navlink-plain { color: var(--f4l-ink); font-family: var(--f4l-font-head); font-weight: 500; font-size:.94rem; }
.f4l-navlink-plain:hover { color: var(--f4l-blue-600); }

/* --------------------------------------------------------------------------
   5. Hero (light) — signature "storage hub" wiring
   -------------------------------------------------------------------------- */
   .f4l-hero-v2 {
      position: relative; overflow: hidden; padding: 76px 0 64px;
      background: radial-gradient(115% 95% at 8% 0%, #ffffff 0%, var(--f4l-blue-50) 52%, var(--f4l-page) 100%);
    }
    @media (max-width: 991.98px) { .f4l-hero-v2 { padding: 56px 0; } }
    .f4l-hero-v2::before {
      content: ""; position: absolute; top: -160px; right: -120px; width: 460px; height: 460px;
      border-radius: 50%; pointer-events: none;
      background: radial-gradient(circle, rgba(109,139,255,.25), transparent 68%);
    }
    .f4l-hero-v2 .container { position: relative; z-index: 2; }

    /* ---- copy column ---- */
    .f4l-hv-title {
      font-family: var(--f4l-font-head); font-weight: 600;
      font-size: clamp(2.6rem, 5.1vw, 3.9rem); line-height: 1.17;
      letter-spacing: -0.03em; color: var(--f4l-ink); margin-bottom: 1.1rem;
    }
    .f4l-hv-title .grad {
      background: linear-gradient(100deg, var(--f4l-blue-500), #6d8bff 55%, var(--f4l-blue-700));
      -webkit-background-clip: text; background-clip: text; color: transparent;
    }
    .f4l-hv-lead { font-size: 1.06rem; color: var(--f4l-muted); max-width: 480px; margin-bottom: 1.8rem; }

    .f4l-hv-cta { display: flex; flex-wrap: wrap; gap: .8rem; align-items: center; }
    .f4l-hv-btn-primary {
      display: inline-flex; align-items: center; gap: .7rem;
      font-family: var(--f4l-font-head); font-weight: 500; font-size: 1rem; color: #fff;
      background: linear-gradient(100deg, var(--f4l-blue-500), #6d8bff);
      border: 0; border-radius: 100px; padding: .6rem .6rem .6rem 1.5rem;
      box-shadow: 0 16px 32px -12px rgba(47,107,255,.7); transition: transform .18s ease, box-shadow .18s ease;
    }
    .f4l-hv-btn-primary:hover { transform: translateY(-2px); color: #fff; box-shadow: 0 20px 38px -12px rgba(47,107,255,.8); }
    .f4l-hv-btn-primary .circ { width: 34px; height: 34px; border-radius: 50%; background: rgba(255,255,255,.24); display: grid; place-items: center; }
    .f4l-hv-btn-ghost {
      display: inline-flex; align-items: center;
      font-family: var(--f4l-font-head); font-weight: 500; font-size: 1rem; color: var(--f4l-ink);
      background: var(--f4l-surface); border: 1px solid var(--f4l-line); border-radius: 100px;
      padding: .82rem 1.6rem; box-shadow: var(--f4l-shadow-sm); transition: transform .18s ease, border-color .18s ease, color .18s ease;
    }
    .f4l-hv-btn-ghost:hover { transform: translateY(-2px); border-color: var(--f4l-blue-300); color: var(--f4l-blue-600); }

    .f4l-hv-checks { display: flex; flex-wrap: wrap; gap: .5rem 0.9rem; margin-top: 1.6rem; }
    .f4l-hv-checks span { display: inline-flex; align-items: center; gap: .25rem; font-size: .9rem; color: var(--f4l-muted); }
    .f4l-hv-checks svg { color: var(--f4l-blue-500); flex: 0 0 auto; }

    /* ---- mockup stage ---- */
    .f4l-hv-stage { position: relative; display: flex; flex-direction: column; align-items: center; gap: 22px; }

    /* rating badge */
    .f4l-hv-rating {
      display: inline-flex; align-items: center; gap: .6rem;
      background: var(--f4l-surface); border: 1px solid var(--f4l-line);
      border-radius: 100px; padding: .45rem .9rem; box-shadow: var(--f4l-shadow-md);
    }
    .f4l-hv-stars { display: inline-flex; gap: 1px; color: #f6b53d; }
    .f4l-hv-rating b { font-family: var(--f4l-font-head); font-weight: 600; font-size: .9rem; color: var(--f4l-ink); }
    .f4l-hv-rating small { font-size: .74rem; color: var(--f4l-muted); }

    /* central app */
    .f4l-hv-app {
      position: relative; 
      z-index: 3; 
      max-width: 470px; 
      flex: 0 0 auto;
      border-radius: 30px;
    }
    .f4l-hv-app-top { display: flex; align-items: center; gap: 10px; }
    .f4l-hv-app-fold { width: 34px; height: 34px; border-radius: 10px; display: grid; place-items: center; color: #fff;
      background: linear-gradient(145deg, var(--f4l-blue-400), var(--f4l-blue-600)); flex: 0 0 auto; }
    .f4l-hv-app-name { font-family: var(--f4l-font-head); font-weight: 600; font-size: .95rem; color: var(--f4l-ink); }
    .f4l-hv-app-sub { font-size: .7rem; color: var(--f4l-muted); }
    .f4l-hv-app-menu { margin-left: auto; color: var(--f4l-muted); }

    .f4l-hv-sync { margin: 16px 0 6px; display: flex; align-items: center; justify-content: space-between; }
    .f4l-hv-sync span { font-size: .72rem; color: var(--f4l-muted); }
    .f4l-hv-sync .pill { font-family: var(--f4l-font-head); font-weight: 500; font-size: .68rem; padding: .2rem .6rem;
      border-radius: 100px; background: var(--f4l-blue-50); color: var(--f4l-blue-600); }
    .f4l-hv-bar { height: 7px; border-radius: 100px; background: var(--f4l-soft); overflow: hidden; margin-bottom: 16px; }
    .f4l-hv-bar i { display: block; height: 100%; width: 72%; border-radius: 100px;
      background: linear-gradient(90deg, var(--f4l-blue-400), var(--f4l-blue-600)); }

    .f4l-hv-thumbs { display: flex; gap: 8px; margin-bottom: 16px; }
    .f4l-hv-thumb { flex: 1; height: 46px; border-radius: 11px; display: grid; place-items: center; }
    .f4l-hv-thumb.b { background: var(--f4l-blue-50); color: var(--f4l-blue-600); }
    .f4l-hv-thumb.m { background: #e6f7f0; color: #12996b; }
    .f4l-hv-thumb.v { background: #efe9ff; color: #6b46e0; }

    .f4l-hv-feed-h { font-family: var(--f4l-font-head); font-weight: 600; font-size: .74rem; color: var(--f4l-muted);
      text-transform: uppercase; letter-spacing: .08em; margin-bottom: 10px; }
    .f4l-hv-act { display: flex; align-items: center; gap: 10px; margin-bottom: 11px; }
    .f4l-hv-ava { width: 28px; height: 28px; border-radius: 50%; flex: 0 0 auto; display: grid; place-items: center;
      font-family: var(--f4l-font-head); font-weight: 600; font-size: .68rem; color: #fff; }
    .f4l-hv-act-txt { font-size: .74rem; color: var(--f4l-ink); line-height: 1.3; }
    .f4l-hv-act-txt b { font-weight: 600; }
    .f4l-hv-act-txt em { font-style: normal; color: var(--f4l-blue-600); }
    .f4l-hv-act-time { margin-left: auto; font-size: .64rem; color: var(--f4l-muted); flex: 0 0 auto; }

    /* floating comment card overlapping the app */
    .f4l-hv-float {
      position: absolute; z-index: 5; left: -46px; bottom: 64px; width: 208px;
      background: var(--f4l-surface); border: 1px solid var(--f4l-line);
      border-radius: 16px; padding: 12px 13px; box-shadow: var(--f4l-shadow-lg);
    }
    .f4l-hv-float .top { display: flex; align-items: center; gap: 8px; margin-bottom: 7px; }
    .f4l-hv-float .nm { font-family: var(--f4l-font-head); font-weight: 600; font-size: .72rem; color: var(--f4l-ink); }
    .f4l-hv-float .badge { margin-left: auto; font-size: .58rem; font-weight: 600; padding: .12rem .45rem; border-radius: 100px;
      background: #e6f7f0; color: #12996b; }
    .f4l-hv-float p { font-size: .74rem; color: var(--f4l-body); margin: 0; line-height: 1.35; }

    /* floating collaborator tiles */
    .f4l-hv-tile {
      position: absolute;
      z-index: 5;
      width: 182px;
      height: 120px;
      border-radius: 20px;
      overflow: hidden;
      border: 3px solid #fff;
      box-shadow: var(--f4l-shadow-md);
      display: grid;
      place-items: center;
    }
    .f4l-hv-tile .who { width: 40px; height: 40px; border-radius: 50%; display: grid; place-items: center;
      font-family: var(--f4l-font-head); font-weight: 600; font-size: 1rem; color: #fff; background: rgba(255,255,255,.28); }
    .f4l-hv-tile .dot { position: absolute; bottom: 8px; right: 8px; width: 12px; height: 12px; border-radius: 50%;
      background: #2fd07f; border: 2px solid #fff; }
    .f4l-hv-tile.g1 { background: linear-gradient(150deg, #5c85fb, var(--f4l-blue-600)); }
    .f4l-hv-tile.g2 { background: linear-gradient(150deg, #22b98a, #0f8d67); }
    .f4l-hv-tile.g3 { background: linear-gradient(150deg, #8a6cff, #5b3fd6); }
    .f4l-hv-tile.g4 { background: linear-gradient(150deg, #4f6bff, #2740c9); }

    /* ---- desktop orbit ---- */
    @media (min-width: 992px) {
      .f4l-hv-stage { display: block; min-height: 540px; }
      .f4l-hv-rating { position: absolute; top: 0; right: 4%; z-index: 6; }
      /* .f4l-hv-app { position: absolute;
        top: 50%;
        left: 54%;
        transform: translate(-50%, -50%); } */
      .f4l-hv-tile { animation: f4l-hv-float 6s ease-in-out infinite; }
      .f4l-hv-tile.t1 {top: 46px;left: 0;}
      .f4l-hv-tile.t2 {bottom: -10px;left: 4%;animation-delay: .8s;}
      .f4l-hv-tile.t3 {top: 58px;right: 2%;animation-delay: .4s;}
      .f4l-hv-tile.t4 {bottom: 30px;ri;right: 0;animation-delay: 1.2s;}
    }
    .f4l-hv-app img{
      filter: drop-shadow(5px 5px 10px rgba(0, 0, 0, 0.2));
    }
    @keyframes f4l-hv-float { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-9px); } }

    /* ---- mobile: hide the orbiting tiles, keep app + rating ---- */
    @media (max-width: 991.98px) {
      .f4l-hv-tile { display: none; }
      .f4l-hv-float { left: auto; right: -10px; bottom: 40px; }
      .f4l-hv-app { width: 100%; max-width: 320px; }
    }
    @media (prefers-reduced-motion: reduce) { .f4l-hv-tile { animation: none !important; } }

/* --------------------------------------------------------------------------
   6. Features
   -------------------------------------------------------------------------- */
.f4l-feat { padding: 104px 0; background: var(--f4l-page); overflow: hidden; }
    @media (max-width: 767.98px) { .f4l-feat { padding: 68px 0; } }

    .f4l-feat-head { margin: 0 auto 68px; }
    .f4l-feat-title {
      font-family: var(--f4l-font-head);
      font-weight: 600;
      font-size: clamp(2rem, 4.4vw, 3.15rem);
      line-height: 1.1;
      letter-spacing: -0.025em;
      color: var(--f4l-ink);
    }
    .f4l-feat-title em { font-style: normal; color: var(--f4l-blue-600); }
    .f4l-feat-sub { color: var(--f4l-muted); font-size: 1.02rem; max-width: 520px; margin: 1rem auto 0; }

    /* ---- alternating rows ---- */
    .f4l-feat-row { margin-bottom: 88px; }
    .f4l-feat-row:last-child { margin-bottom: 0; }
    @media (max-width: 991.98px) { .f4l-feat-row { margin-bottom: 56px; } }

    .f4l-feat-copy { max-width: 440px; }
    .f4l-feat-row .col-lg-6:nth-child(2) .f4l-feat-copy { margin-left: auto; } /* right-side copy hugs mockup */

    .f4l-feat-kicker {
      display: inline-flex; align-items: center; gap: .5rem;
      font-family: var(--f4l-font-head); font-weight: 500; font-size: .8rem;
      color: var(--f4l-blue-600); margin-bottom: .9rem;
    }
    .f4l-feat-kicker::before { content: ""; width: 22px; height: 2px; background: var(--f4l-blue-500); border-radius: 2px; }
    .f4l-feat-h3 {
      font-family: var(--f4l-font-head); font-weight: 600;
      font-size: clamp(1.5rem, 2.6vw, 2.05rem); line-height: 1.15;
      letter-spacing: -0.02em; color: var(--f4l-ink); margin-bottom: .8rem;
    }
    .f4l-feat-p { color: var(--f4l-muted); font-size: .98rem; margin: 0; }

    .f4l-feat-stat { margin-top: 26px; }
    .f4l-feat-stat b {
      display: block; font-family: var(--f4l-font-head); font-weight: 600;
      font-size: clamp(2.6rem, 5vw, 3.6rem); line-height: .95;
      letter-spacing: -0.03em; color: var(--f4l-blue-600);
    }
    .f4l-feat-stat span { font-size: .85rem; color: var(--f4l-muted); }

    /* ---- mockup shell ---- */
    .f4l-feat-mock {
      border-radius: var(--f4l-radius-lg);
      padding: 24px;
      box-shadow: var(--f4l-shadow-lg);
      position: relative;
    }
    .f4l-feat-mock.is-dark  { background: radial-gradient(130% 130% at 85% 0%, var(--f4l-dark-2), var(--f4l-dark-1) 70%); color: #cdd6ea; }
    .f4l-feat-mock.is-blue  { background: var(--f4l-surface); border: 1px solid var(--f4l-line); }
    .f4l-feat-mock.is-light { background: var(--f4l-surface); border: 1px solid var(--f4l-line); }
    .f4l-feat-mock.is-accent{ background: radial-gradient(130% 130% at 10% 0%, var(--f4l-blue-600), #17306a 78%); color: #d6e0f7; }

    .f4l-mock-cap { font-family: var(--f4l-font-head); font-weight: 500; font-size: .85rem; }

    /* meta strip (Smart File Store) */
    .f4l-mock-meta { display: flex; gap: 8px; margin-bottom: 18px; }
    .f4l-mock-meta > div { flex: 1; background: rgba(255,255,255,.06); border: 1px solid rgba(255,255,255,.08); border-radius: 12px; padding: 11px 13px; }
    .f4l-mock-meta small { display: block; font-size: .68rem; color: #8f9cba; margin-bottom: 3px; }
    .f4l-mock-meta strong { font-family: var(--f4l-font-head); font-weight: 500; font-size: .95rem; color: #fff; }

    /* stacked rows */
    .f4l-mock-stack { display: flex; flex-direction: column; gap: 12px; }
    .f4l-mock-bar {
      display: flex; align-items: center; justify-content: space-between; gap: 12px;
      padding: 16px 18px; border-radius: 14px; font-family: var(--f4l-font-head);
      font-weight: 500; font-size: 1.02rem;
    }
    .f4l-mock-bar.v-dark   { background: #101d3a; border: 1px solid rgba(255,255,255,.08); color: #e6ebf7; }
    .f4l-mock-bar.v-accent { background: linear-gradient(90deg, var(--f4l-blue-500), var(--f4l-blue-600)); color: #fff; }
    .f4l-mock-bar.v-white  { background: #fff; color: var(--f4l-ink); }
    .f4l-mock-go { width: 34px; height: 34px; border-radius: 50%; display: grid; place-items: center; flex: 0 0 auto; }
    .f4l-mock-bar.v-dark  .f4l-mock-go { background: rgba(255,255,255,.1); color: #fff; }
    .f4l-mock-bar.v-accent .f4l-mock-go { background: rgba(255,255,255,.22); color: #fff; }
    .f4l-mock-bar.v-white .f4l-mock-go { background: var(--f4l-blue-50); color: var(--f4l-blue-600); }

    /* transfer rows */
    .f4l-mock-row { display: flex; align-items: center; gap: 12px; padding: 12px 0; }
    .f4l-mock-row + .f4l-mock-row { border-top: 1px solid var(--f4l-line); }
    .f4l-mock-ic { width: 40px; height: 40px; border-radius: 11px; display: grid; place-items: center; flex: 0 0 auto; background: var(--f4l-blue-50); color: var(--f4l-blue-600); }
    .f4l-mock-ic.mint { background: #e6f7f0; color: #12996b; }
    .f4l-mock-name { font-family: var(--f4l-font-head); font-weight: 500; font-size: .9rem; color: var(--f4l-ink); }
    .f4l-mock-note { font-size: .76rem; color: var(--f4l-muted); }
    .f4l-mock-prog { height: 6px; border-radius: 100px; background: var(--f4l-soft); margin-top: 7px; overflow: hidden; }
    .f4l-mock-prog i { display: block; height: 100%; border-radius: 100px; background: linear-gradient(90deg, var(--f4l-blue-400), var(--f4l-blue-600)); }
    .f4l-mock-pct { font-family: var(--f4l-font-head); font-weight: 500; font-size: .82rem; color: var(--f4l-blue-600); flex: 0 0 auto; }

    /* search */
    .f4l-mock-search {
      display: flex; align-items: center; gap: .55rem; background: var(--f4l-soft);
      border: 1px solid var(--f4l-line); border-radius: 12px; padding: .7rem .9rem;
      color: var(--f4l-muted); font-size: .86rem; margin-bottom: 6px;
    }
    .f4l-mock-hit { display: flex; align-items: center; gap: 12px; padding: 12px 6px; border-radius: 10px; }
    .f4l-mock-hit.on { background: var(--f4l-blue-50); }

    /* plan meter */
    .f4l-mock-plan-top { display: flex; align-items: baseline; justify-content: space-between; margin-bottom: 4px; }
    .f4l-mock-plan-name { font-family: var(--f4l-font-head); font-weight: 600; font-size: 1.6rem; color: #fff; }
    .f4l-mock-meter { height: 10px; border-radius: 100px; background: rgba(255,255,255,.1); overflow: hidden; margin: 16px 0 10px; }
    .f4l-mock-meter i { display: block; height: 100%; width: 64%; border-radius: 100px; background: linear-gradient(90deg, var(--f4l-blue-400), #8fb0ff); }
    .f4l-mock-plan-foot { display: flex; align-items: center; justify-content: space-between; }
    .f4l-mock-chip { font-family: var(--f4l-font-head); font-weight: 500; font-size: .82rem; padding: .5rem 1rem; border-radius: 100px; background: #fff; color: var(--f4l-ink); border: 0; }

    /* encryption */
    .f4l-mock-lock { width: 52px; height: 52px; border-radius: 15px; display: grid; place-items: center; background: rgba(255,255,255,.14); color: #fff; margin-bottom: 16px; }
    .f4l-mock-dots { display: flex; align-items: center; gap: 8px; background: rgba(255,255,255,.1); border-radius: 12px; padding: .75rem 1rem; margin: 4px 0 14px; }
    .f4l-mock-dots .d { width: 9px; height: 9px; border-radius: 50%; background: #cfdaf5; }
    .f4l-mock-badge { margin-left: auto; font-size: .72rem; font-weight: 600; letter-spacing: .04em; padding: .28rem .7rem; border-radius: 100px; background: rgba(255,255,255,.16); color: #fff; }
    .f4l-mock-toggle { display: flex; align-items: center; justify-content: space-between; font-family: var(--f4l-font-head); font-weight: 500; font-size: .92rem; }
    .f4l-mock-sw { width: 42px; height: 24px; border-radius: 100px; background: #7fe0b0; position: relative; flex: 0 0 auto; }
    .f4l-mock-sw::after { content: ""; position: absolute; top: 3px; right: 3px; width: 18px; height: 18px; border-radius: 50%; background: #fff; }
/* --------------------------------------------------------------------------
   7. How it works — DARK section
   -------------------------------------------------------------------------- */
.f4l-how {
      position: relative;
      padding: 104px 0;
      overflow: hidden;
      background: radial-gradient(120% 80% at 50% -10%, #ffffff 0%, var(--f4l-blue-50) 48%, var(--f4l-page) 100%);
    }
    @media (max-width: 767.98px) { .f4l-how { padding: 68px 0; } }
    .f4l-how::before {
      content: ""; position: absolute; inset: 0; pointer-events: none;
      background-image:
        linear-gradient(var(--f4l-blue-100) 1px, transparent 1px),
        linear-gradient(90deg, var(--f4l-blue-100) 1px, transparent 1px);
      background-size: 46px 46px;
      -webkit-mask-image: radial-gradient(75% 60% at 50% 12%, #000 20%, transparent 72%);
              mask-image: radial-gradient(75% 60% at 50% 12%, #000 20%, transparent 72%);
      opacity: .45;
    }
    .f4l-how .container { position: relative; z-index: 2; }

    .f4l-how-head { margin: 0 auto 40px; }
    .f4l-how-title {
      font-family: var(--f4l-font-head); font-weight: 600;
      font-size: clamp(2rem, 4.2vw, 3rem); line-height: 1.12;
      letter-spacing: -0.025em; color: var(--f4l-ink);
    }
    .f4l-how-title em { font-style: normal; color: var(--f4l-blue-600); }
    .f4l-how-sub { color: var(--f4l-muted); font-size: 1.02rem; max-width: 500px; margin: 1rem auto 0; }

    /* ---- stage (mobile-first: simple stacked column) ---- */
    .f4l-how-stage {
      position: relative;
      display: flex; flex-direction: column; align-items: center;
      gap: 40px; margin-top: 40px;
    }

    /* ---- phone ---- */
    .f4l-how-phone { width: 268px; flex: 0 0 auto; }
    .f4l-phone {
      position: relative; border-radius: 46px; padding: 11px;
      background: linear-gradient(160deg, #1a2947, var(--f4l-ink));
      box-shadow: 0 50px 90px -34px rgba(20,45,110,.55), 0 0 0 1px rgba(255,255,255,.04) inset;
    }
    .f4l-phone-screen {
      position: relative; border-radius: 36px; overflow: hidden;
      background: linear-gradient(180deg, #ffffff, var(--f4l-blue-50));
      aspect-ratio: 9 / 19.3;
    }
    .f4l-phone-notch {
      position: absolute; top: 10px; left: 50%; transform: translateX(-50%);
      width: 96px; height: 24px; background: var(--f4l-ink); border-radius: 100px; z-index: 4;
    }
    .f4l-phone-status {
      display: flex; align-items: center; justify-content: space-between;
      padding: 14px 22px 6px; font-family: var(--f4l-font-head); font-weight: 600;
      font-size: .72rem; color: var(--f4l-ink);
    }
    .f4l-phone-status .bars { display: flex; gap: 3px; align-items: flex-end; }
    .f4l-phone-status .bars i { width: 3px; background: var(--f4l-ink); border-radius: 1px; display: block; }
    .f4l-phone-body { padding: 8px 18px 20px; }
    .f4l-pb-brand { display: flex; align-items: center; gap: 7px; font-family: var(--f4l-font-head);
      font-weight: 600; font-size: .82rem; color: var(--f4l-ink); margin-bottom: 16px; }
    .f4l-pb-mark { width: 22px; height: 22px; border-radius: 7px; display: grid; place-items: center; color: #fff;
      background: linear-gradient(145deg, var(--f4l-blue-400), var(--f4l-blue-600)); }
    .f4l-pb-title { font-family: var(--f4l-font-head); font-weight: 600; font-size: 1.12rem;
      line-height: 1.2; color: var(--f4l-ink); letter-spacing: -0.02em; margin-bottom: 6px; }
    .f4l-pb-title span { color: var(--f4l-blue-600); }
    .f4l-pb-note { font-size: .68rem; color: var(--f4l-muted); margin-bottom: 14px; }
    .f4l-pb-cta { display: inline-flex; align-items: center; gap: 6px; font-family: var(--f4l-font-head);
      font-weight: 500; font-size: .74rem; color: #fff; background: var(--f4l-blue-500);
      padding: .5rem .9rem; border-radius: 9px; margin-bottom: 16px; }
    .f4l-pb-meter-label { display: flex; justify-content: space-between; font-size: .64rem;
      color: var(--f4l-muted); margin-bottom: 5px; }
    .f4l-pb-meter { height: 7px; border-radius: 100px; background: #fff; border: 1px solid var(--f4l-line);
      overflow: hidden; margin-bottom: 16px; }
    .f4l-pb-meter i { display: block; height: 100%; width: 64%;
      background: linear-gradient(90deg, var(--f4l-blue-400), var(--f4l-blue-600)); }
    .f4l-pb-file { display: flex; align-items: center; gap: 10px; background: #fff;
      border: 1px solid var(--f4l-line); border-radius: 11px; padding: 9px 11px; margin-bottom: 9px; }
    .f4l-pb-fic { width: 28px; height: 28px; border-radius: 8px; display: grid; place-items: center; flex: 0 0 auto; }
    .f4l-pb-fic.b { background: var(--f4l-blue-50); color: var(--f4l-blue-600); }
    .f4l-pb-fic.m { background: #e6f7f0; color: #12996b; }
    .f4l-pb-fname { font-family: var(--f4l-font-head); font-weight: 500; font-size: .72rem; color: var(--f4l-ink); }
    .f4l-pb-fmeta { font-size: .6rem; color: var(--f4l-muted); }

    /* ---- step cards ---- */
    .f4l-hstep {
      position: relative; width: 100%; max-width: 340px;
      background: var(--f4l-surface); border: 1px solid var(--f4l-line);
      border-radius: 18px; padding: 22px 22px 20px;
      box-shadow: var(--f4l-shadow-md);
      transition: transform .22s ease, box-shadow .22s ease, border-color .22s ease;
    }
    .f4l-hstep:hover { transform: translateY(-5px); box-shadow: var(--f4l-shadow-lg); border-color: var(--f4l-blue-200); }
    .f4l-hstep-num {
      position: absolute; top: -13px; left: 22px;
      width: 30px; height: 30px; border-radius: 9px; display: grid; place-items: center;
      font-family: var(--f4l-font-head); font-weight: 600; font-size: .82rem; color: #fff;
      background: linear-gradient(150deg, var(--f4l-blue-400), var(--f4l-blue-600));
      box-shadow: 0 8px 16px -8px rgba(47,107,255,.8);
    }
    .f4l-hstep-ic {
      width: 46px; height: 46px; border-radius: 13px; display: grid; place-items: center;
      margin: 6px 0 15px; color: var(--f4l-blue-600);
      background: linear-gradient(150deg, var(--f4l-blue-50), var(--f4l-blue-100));
    }
    .f4l-hstep h4 { font-family: var(--f4l-font-head); font-weight: 600; font-size: 1.08rem;
      letter-spacing: -0.01em; color: var(--f4l-ink); margin-bottom: .4rem; }
    .f4l-hstep p { font-size: .9rem; color: var(--f4l-muted); margin: 0; }

    /* ---- desktop: orbit the cards around the phone ---- */
    @media (min-width: 992px) {
      .f4l-how-stage { display: block; min-height: 620px; margin-top: 56px; }
      .f4l-how-phone { position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%); z-index: 3; }
      .f4l-hstep { position: absolute; width: 300px; max-width: none; }
      .f4l-hstep.p1 { top: 24px;    left: 0; }
      .f4l-hstep.p2 { bottom: 40px; left: 40px; }
      .f4l-hstep.p3 { top: 24px;    right: 0; }
      .f4l-hstep.p4 { bottom: 40px; right: 40px; }
      .f4l-hstep.is-float { animation: f4l-how-float 6s ease-in-out infinite; }
      .f4l-hstep.p2.is-float { animation-delay: .8s; }
      .f4l-hstep.p3.is-float { animation-delay: .4s; }
      .f4l-hstep.p4.is-float { animation-delay: 1.2s; }
    }
    @keyframes f4l-how-float { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-10px); } }

    /* dashed connector arcs (desktop ambiance) */
    .f4l-how-wires { position: absolute; inset: 0; width: 100%; height: 100%; z-index: 1; display: none; pointer-events: none; }
    .f4l-how-wires path { fill: none; stroke: var(--f4l-blue-300); stroke-width: 1.6; stroke-dasharray: 4 6; opacity: .7; }
    @media (min-width: 992px) { .f4l-how-wires { display: block; } }

    @media (prefers-reduced-motion: reduce) {
      .f4l-hstep.is-float { animation: none !important; }
    }
.dc-hiw-card{ height:264px; background:var(--f4l-surface); border:1px solid var(--f4l-line);
  border-radius:22px; box-shadow:0 18px 44px rgba(24,52,120,.09); padding:20px; overflow:hidden;
  display:flex; flex-direction:column; transition:transform .25s ease, box-shadow .25s ease; }
.dc-hiw-step:hover .dc-hiw-card{ transform:translateY(-4px); box-shadow:0 26px 60px rgba(24,52,120,.14); }
.dc-hiw-win{ display:flex; align-items:center; gap:10px; padding-bottom:14px;
  margin-bottom:14px; border-bottom:1px solid var(--f4l-line); }
.dc-hiw-win-title{ font-family:var(--f4l-font-head); font-weight:700; font-size:.92rem; color:var(--f4l-ink); }
.dc-hiw-card--feature{ transform:scale(1.045); border-color:transparent;
  box-shadow:0 30px 70px rgba(47,107,255,.22); }
.dc-hiw-step:hover .dc-hiw-card--feature{ transform:scale(1.045) translateY(-4px); }
.dc-hiw-plan{ display:flex; align-items:center; gap:12px; padding:12px 14px; margin-bottom:10px;
  border:1px solid var(--f4l-line); border-radius:13px; }
.dc-hiw-plan--sel{ border-color:var(--f4l-blue-500); background:var(--f4l-blue-50);
  box-shadow:0 0 0 3px rgba(47,107,255,.10); }
.dc-hiw-radio{ width:16px; height:16px; border-radius:50%; border:2px solid var(--f4l-blue-200); flex:0 0 auto; }
.dc-hiw-radio--on{ border-color:var(--f4l-blue-500); background:
  radial-gradient(circle at center, var(--f4l-blue-500) 0 4px, #fff 5px 16px); }
.dc-hiw-plan-name{ font-weight:600; font-size:.9rem; color:var(--f4l-ink); }
.dc-hiw-plan-price{ margin-left:auto; font-family:var(--f4l-font-head); font-weight:700; font-size:.95rem; color:var(--f4l-ink); }
.dc-hiw-plan-price i{ font-style:normal; font-weight:500; font-size:.72rem; color:var(--f4l-muted); }
/* --------------------------------------------------------------------------
   8. Benefits — two-card feature (Vortasky-style)
   -------------------------------------------------------------------------- */
.f4l-benefit {
  position: relative; overflow: hidden;
  border-radius: var(--f4l-radius-lg);
  border: 1px solid var(--f4l-line);
  background: var(--f4l-surface);
  padding: 40px 38px;
  height: 100%;
}
.f4l-benefit.is-accent {
  background: radial-gradient(120% 130% at 90% 0%, #17306a, var(--f4l-dark-1) 70%);
  border-color: rgba(255,255,255,.08);
  color:#c8d2e8;
}
.f4l-benefit.is-accent h3 { color:#fff; }
.f4l-benefit h3 { font-size: 1.5rem; margin-bottom: .7rem; }
.f4l-benefit p { color: var(--f4l-muted); }
.f4l-benefit.is-accent p { color:#9fabc7; }

.f4l-benefit-visual {
  margin-top: 26px; border-radius: 16px; padding: 22px;
  background: var(--f4l-soft); border: 1px solid var(--f4l-line);
}
.f4l-benefit.is-accent .f4l-benefit-visual { background: rgba(255,255,255,.04); border-color: rgba(255,255,255,.08); }

.f4l-sync-row { display:flex; align-items:center; gap:12px; padding:11px 14px; border-radius:11px;
  background:#fff; border:1px solid var(--f4l-line); margin-bottom:10px; font-size:.85rem; color:var(--f4l-ink);
  font-family: var(--f4l-font-head); font-weight:450; }
.f4l-sync-row:last-child{ margin-bottom:0; }
.f4l-tag { margin-left:auto; font-size:.7rem; padding:.2rem .55rem; border-radius:100px; font-weight:500; }
.f4l-tag.ok{ background:#e6f7f0; color:#12996b; } .f4l-tag.sync{ background: var(--f4l-blue-50); color: var(--f4l-blue-600); }

.f4l-ring { display:flex; align-items:center; justify-content:center; gap:28px; }
.f4l-ring-num { font-family: var(--f4l-font-head); font-weight:600; font-size:2.4rem; color:#fff; line-height:1; }
.f4l-ring-label{ font-size:.82rem; color:#9fabc7; }

/* --------------------------------------------------------------------------
   9. Pricing
   -------------------------------------------------------------------------- */
.f4l-price {
  background: var(--f4l-surface);
  border: 1px solid var(--f4l-line);
  border-radius: var(--f4l-radius-lg);
  padding: 34px 30px;
  height: 100%;
  transition: transform .22s ease, box-shadow .22s ease;
}
.f4l-price:hover { transform: translateY(-6px); box-shadow: var(--f4l-shadow-md); }
.f4l-price.is-featured {
  background: radial-gradient(130% 130% at 50% 0%, #17306a, var(--f4l-dark-1) 75%);
  border-color: transparent; color:#c8d2e8; box-shadow: var(--f4l-shadow-lg);
}
.f4l-price.is-featured h4, .f4l-price.is-featured .f4l-price-amt { color:#fff; }
.f4l-price-name {    
  font-family: var(--f4l-font-head);
    font-weight: 600;
    font-size: 1.25rem;
    margin-bottom: 0.5rem; }
.f4l-price-amt { font-family: var(--f4l-font-head); font-weight:600; font-size:2.6rem; color: var(--f4l-ink); line-height:1; }
.f4l-price-amt small { font-size:.9rem; font-weight:400; color: var(--f4l-muted); }
.f4l-price.is-featured .f4l-price-amt small { color:#9fabc7; }
.f4l-price ul { list-style:none; padding:0; margin: 22px 0 26px; }
.f4l-price li { display:flex; align-items:flex-start; gap:.6rem; font-size:.92rem; margin-bottom:.7rem; color: var(--f4l-body); }
.f4l-price.is-featured li { color:#c8d2e8; }
.f4l-price li svg { flex:0 0 auto; margin-top:2px; color: var(--f4l-blue-500); }
.f4l-price.is-featured li svg { color: var(--f4l-blue-300); }
.f4l-price-badge { font-size:.7rem; font-weight:600; letter-spacing:.06em; text-transform:uppercase;
  padding:.28rem .7rem; border-radius:100px; background: var(--f4l-blue-500); color:#fff; }

.f4l-toggle { display:inline-flex; background: var(--f4l-soft); border:1px solid var(--f4l-line);
  border-radius: 100px; padding:4px; }
.f4l-toggle button { border:0; background:transparent; font-family:var(--f4l-font-head); font-weight:500;
  font-size:.85rem; color: var(--f4l-muted); padding:.42rem 1.1rem; border-radius:100px; cursor:pointer; transition:.18s; }
.f4l-toggle button.active { background:#fff; color: var(--f4l-ink); box-shadow: var(--f4l-shadow-sm); }

/* --------------------------------------------------------------------------
   10. FAQ
   -------------------------------------------------------------------------- */
.f4l-accordion .accordion-item { border:1px solid var(--f4l-line); border-radius: 14px !important;
  margin-bottom: 12px; overflow:hidden; background:#fff; }
.f4l-accordion .accordion-button {
  font-family: var(--f4l-font-head); font-weight:500; font-size:1rem; color: var(--f4l-ink);
  padding: 20px 22px; background:#fff; box-shadow:none;
}
.f4l-accordion .accordion-button:not(.collapsed) { color: var(--f4l-blue-600); background: var(--f4l-blue-50); }
.f4l-accordion .accordion-button:focus { box-shadow: 0 0 0 3px rgba(47,107,255,.18); }
.f4l-accordion .accordion-button::after {
  background-image: none; content: "+"; font-size:1.4rem; font-weight:400; line-height:1;
  width:auto; height:auto; transform:none; color: var(--f4l-muted); transition: transform .2s;
}
.f4l-accordion .accordion-button:not(.collapsed)::after { content:"\2212"; color: var(--f4l-blue-600); }
.f4l-accordion .accordion-body { padding: 14px 22px 22px; color: var(--f4l-muted); font-size:.94rem; }

/* --------------------------------------------------------------------------
   11. Support CTA — DARK
   -------------------------------------------------------------------------- */
.f4l-cta {
  position: relative; overflow:hidden;
  border-radius: var(--f4l-radius-lg);
  background: radial-gradient(120% 160% at 15% 0%, var(--f4l-blue-600), var(--f4l-dark-1) 62%);
  padding: 62px 40px;
  color:#dbe3f5;
}
.f4l-cta::before {
  content:""; position:absolute; right:-60px; top:-60px; width:280px; height:280px; border-radius:50%;
  background: radial-gradient(circle, rgba(92,133,251,.55), transparent 70%);
}
.f4l-cta .container { position:relative; z-index:2; }
.f4l-cta h2 { color:#fff; font-size: clamp(1.8rem, 3.4vw, 2.6rem); }
.f4l-cta p { color:#b7c2dc; }

/* --------------------------------------------------------------------------
   12. Footer — DARK
   -------------------------------------------------------------------------- */
.f4l-footer { background: var(--f4l-dark-1); color:#93a0bd; padding: 74px 0 30px; }
.f4l-footer h6 { font-family: var(--f4l-font-head); color:#fff; font-size:.82rem; letter-spacing:.1em;
  text-transform:uppercase; font-weight:500; margin-bottom:1.1rem; }
.f4l-footer a { color:#93a0bd; font-size:.92rem; display:inline-block; margin-bottom:.6rem; transition:color .15s; }
.f4l-footer a:hover { color:#fff; }
.f4l-footer .f4l-brand { color:#fff; }
.f4l-footer-note { border-top:1px solid rgba(255,255,255,.08); margin-top:48px; padding-top:26px;
  font-size:.85rem; color:#6f7d9c; }
.f4l-social { width:38px; height:38px; border-radius:10px; display:grid; place-items:center;
  background: rgba(255,255,255,.06); color:#c2ccdf; transition:.18s; }
.f4l-social:hover { background: var(--f4l-blue-500); color:#fff; transform: translateY(-2px); }

/* General Pages */

  .page-title {
        background: #ecf6ff;
    border-bottom: 1px solid var(--bs-border-color);
    background-size: cover;
    padding: 80px 0;
  }
  .page-title h1 {
    text-align: center;
    font-size: clamp(2rem, 3.6vw, 3.2rem);
    line-height: 1.05;
    font-weight: 600;
    letter-spacing: -0.025em;
  }
  .order-summary {
    padding: 27px !important;
    border-radius: 16px;
    background: var(--dark-text);
    border: 1px solid #d1d1d1;
  }
  
  .checkout_area select {
    padding: 12px;
    border-radius: 5px;
    box-shadow: none;
    outline: none;
    appearance: auto;
    width: 100%;
    border: var(--bs-border-width) solid var(--bs-border-color);
    margin-bottom: 15px;
    min-height: 50px;
  }
  .checkout_area .form-control {
    padding: 12px 15px;
    margin-bottom: 15px;
    border-radius: 5px;
    border: var(--bs-border-width) solid var(--bs-border-color);
    box-shadow: none;
    outline: none;
  }
  
  .contact_info_section .contact_info_box {
    background: linear-gradient(180deg, #4f7cff22 0%, transparent 100%);
    background-color: #ffffff;
    border-radius: 20px;
    padding: 30px;
    margin-bottom: 30px;
    border: 1px solid #dee2e6;
    display: flex;
        align-items: center;
    gap: 20px;
  }

/* --------------------------------------------------------------------------
   13. Motion / a11y
   -------------------------------------------------------------------------- */
[data-aos] { pointer-events: none; }
[data-aos].aos-animate { pointer-events: auto; }

@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition: none !important; scroll-behavior: auto !important; }
  .f4l-hub-wires .f4l-flow { display:none; }
}

:focus-visible { outline: 3px solid rgba(47,107,255,.4); outline-offset: 2px; border-radius: 6px; }

/* small responsive tweaks */
@media (max-width: 991.98px){
  .f4l-chip { display:none; }
  .f4l-hub-wires { display:none; }
}