/* DZO.SOFTWARE — shared styles (complements Tailwind Play CDN)
   Design tokens + component classes + motion. 8pt grid, WCAG AA. */

:root {
  --ink: #0A2540;
  --brand: #0A8055;
  --brand-hover: #097048;
  --brand-bright: #16D08D;
  --brand-subtle: #E6F7EF;
  --emerald: #0E9F6E;
  --amber: #D97706;
  --danger: #DC2626;
  --bg: #F8FAFC;
  --surface: #FFFFFF;
  --line: #E5E9F0;
  --text: #0F172A;
  --muted: #64748B;

  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
}

* { -webkit-font-smoothing: antialiased; text-rendering: optimizeLegibility; }

html { scroll-behavior: smooth; scroll-padding-top: 96px; }

body {
  font-family: "Be Vietnam Pro", Inter, system-ui, sans-serif;
  color: var(--text);
  background: var(--bg);
}

/* ---- Display headings: tight tracking, heavy weight ---- */
.display { font-weight: 800; letter-spacing: -0.03em; line-height: 1.05; color: var(--ink); }
.heading { font-weight: 700; letter-spacing: -0.02em; line-height: 1.15; color: var(--ink); }

/* ---- Container ---- */
.container-dzo { max-width: 1200px; margin-inline: auto; padding-inline: 20px; }
@media (min-width: 768px) { .container-dzo { padding-inline: 32px; } }

/* ---- Buttons ---- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 12px 22px; border-radius: 10px;
  font-weight: 600; font-size: 15px; line-height: 1;
  border: 1px solid transparent; cursor: pointer;
  transition: transform .15s var(--ease-out), box-shadow .15s var(--ease-out), background .15s var(--ease-out), border-color .15s var(--ease-out);
  text-decoration: none; white-space: nowrap;
}
.btn-lg { padding: 15px 28px; font-size: 16px; }
.btn-sm { padding: 9px 16px; font-size: 14px; }
.btn-primary { background: var(--brand); color: #fff; box-shadow: 0 10px 22px -10px rgba(10,128,85,.55); }
.btn-primary:hover { background: var(--brand-hover); transform: translateY(-2px); box-shadow: 0 16px 30px -10px rgba(10,128,85,.5); }
.btn-emerald { background: var(--emerald); color: #fff; box-shadow: 0 10px 22px -10px rgba(14,159,110,.6); }
.btn-emerald:hover { background: #0c8a5f; transform: translateY(-2px); }
.btn-secondary { background: var(--surface); color: var(--ink); border-color: var(--line); }
.btn-secondary:hover { border-color: #cbd5e1; transform: translateY(-2px); box-shadow: var(--tw-shadow, 0 4px 6px -1px rgba(10,37,64,.08)); }
.btn-ghost { background: transparent; color: var(--ink); }
.btn-ghost:hover { background: #fff; }
.btn-white { background: #fff; color: var(--ink); }
.btn-white:hover { transform: translateY(-2px); box-shadow: 0 16px 30px -10px rgba(0,0,0,.25); }
.btn-outline-white { background: transparent; color: #fff; border-color: rgba(255,255,255,.4); }
.btn-outline-white:hover { background: rgba(255,255,255,.1); border-color: rgba(255,255,255,.7); }
.btn:focus-visible { outline: 2px solid var(--brand); outline-offset: 2px; }

/* ---- Cards ---- */
.card {
  background: var(--surface); border: 1px solid var(--line);
  border-radius: 14px; transition: transform .25s var(--ease-out), box-shadow .25s var(--ease-out), border-color .25s var(--ease-out);
}
.card-hover:hover { transform: translateY(-4px); box-shadow: 0 18px 34px -12px rgba(10,37,64,.16); border-color: transparent; }

/* ---- Badge / pill ---- */
.badge {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 5px 12px; border-radius: 9999px; font-size: 13px; font-weight: 600;
}
.badge-brand { background: var(--brand-subtle); color: var(--brand); }
.badge-emerald { background: #E7F7F0; color: var(--emerald); }
.badge-amber { background: #FEF3E2; color: var(--amber); }
.badge-danger { background: #FEECEC; color: var(--danger); }
.badge-ink { background: rgba(255,255,255,.12); color: #fff; }

/* ---- Eyebrow label ---- */
.eyebrow { font-size: 13px; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; color: var(--brand); }

/* ---- Forms ---- */
.field-label { display: block; font-size: 14px; font-weight: 600; color: var(--ink); margin-bottom: 6px; }
.field {
  width: 100%; padding: 12px 14px; border: 1px solid var(--line); border-radius: 10px;
  font-size: 15px; color: var(--text); background: #fff; transition: border-color .15s, box-shadow .15s;
  font-family: inherit;
}
.field::placeholder { color: #94a3b8; }
.field:focus { outline: none; border-color: var(--brand); box-shadow: 0 0 0 3px rgba(10,128,85,.14); }
.field-hint { font-size: 13px; color: var(--muted); margin-top: 6px; }
select.field { appearance: none; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='20' height='20' viewBox='0 0 24 24' fill='none' stroke='%2364748b' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 12px center; padding-right: 40px; }

/* ---- Hero gradient background hook ---- */
.hero-mesh {
  background:
    radial-gradient(900px 480px at 85% -8%, rgba(22,208,141,.18), transparent 60%),
    radial-gradient(700px 420px at 8% 8%, rgba(14,159,110,.16), transparent 55%),
    #071A2E;
}
.hero-grid::before {
  content: ""; position: absolute; inset: 0;
  background-image: linear-gradient(rgba(255,255,255,.04) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.04) 1px, transparent 1px);
  background-size: 56px 56px; mask-image: radial-gradient(ellipse 80% 70% at 50% 0%, #000 40%, transparent 80%);
  pointer-events: none;
}
.gradient-text {
  color: #fff; /* fallback */
  background: linear-gradient(100deg, #fff 25%, #6FE3B5 65%, #16D08D 100%);
  -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent;
}

/* ---- Section dividers / labels ---- */
.kbd { font-size: 12px; padding: 2px 7px; border:1px solid var(--line); border-radius:6px; background:#fff; color: var(--muted); }

/* ---- Scroll reveal ---- */
[data-reveal] { opacity: 0; transform: translateY(20px); transition: opacity .7s var(--ease-out), transform .7s var(--ease-out); }
[data-reveal].is-visible { opacity: 1; transform: none; }
[data-reveal][data-delay="1"] { transition-delay: .08s; }
[data-reveal][data-delay="2"] { transition-delay: .16s; }
[data-reveal][data-delay="3"] { transition-delay: .24s; }
[data-reveal][data-delay="4"] { transition-delay: .32s; }

/* ---- Header ---- */
/* Sticky needs the sticky element's PARENT to be tall (its sticky "anchor box").
   We inject header into <div id="site-header"> which is short — making the parent
   "display: contents" removes it from layout so <header.site-header> becomes a
   direct child of <body>, and sticky now works against the full page height. */
#site-header { display: contents; }
.site-header { position: sticky; top: 0; z-index: 50; background: rgba(255,255,255,.82); backdrop-filter: saturate(180%) blur(12px); border-bottom: 1px solid var(--line); }
.nav-link { font-size: 15px; font-weight: 500; color: #334155; padding: 8px 12px; border-radius: 8px; transition: color .15s, background .15s; }
.nav-link:hover { color: var(--brand); background: var(--brand-subtle); }

/* dropdown */
.has-mega { position: relative; }
.mega { position: absolute; top: calc(100% + 10px); left: 0; opacity: 0; visibility: hidden; transform: translateY(8px); transition: all .2s var(--ease-out); }
.has-mega:hover .mega, .has-mega:focus-within .mega { opacity: 1; visibility: visible; transform: translateY(0); }

/* ---- Footer ---- */
.footer-link { color: #94a3b8; font-size: 14px; transition: color .15s; }
.footer-link:hover { color: #fff; }

/* ---- Sticky mobile CTA bar ---- */
.mobile-cta-bar { box-shadow: 0 -6px 24px -8px rgba(10,37,64,.18); }

/* ---- Tabs ---- */
.tab-btn { padding: 14px 4px; font-weight: 600; font-size: 15px; color: var(--muted); border-bottom: 2px solid transparent; white-space: nowrap; cursor: pointer; transition: color .15s, border-color .15s; }
.tab-btn.is-active { color: var(--brand); border-color: var(--brand); }

/* ---- FAQ ---- */
.faq-item { border-bottom: 1px solid var(--line); }
.faq-q { width: 100%; text-align: left; padding: 20px 0; display: flex; justify-content: space-between; align-items: center; gap: 16px; font-weight: 600; font-size: 17px; color: var(--ink); cursor: pointer; }
.faq-a { display: grid; grid-template-rows: 0fr; transition: grid-template-rows .3s var(--ease-out); }
.faq-a > div { overflow: hidden; }
.faq-item.open .faq-a { grid-template-rows: 1fr; }
.faq-item.open .faq-icon { transform: rotate(45deg); }
.faq-icon { transition: transform .25s var(--ease-out); color: var(--brand); flex: none; }

/* ---- Steps connector ---- */
.step-num { width: 44px; height: 44px; border-radius: 9999px; display: grid; place-items: center; font-weight: 800; }

/* ---- Marquee logos ---- */
.marquee-track { display: flex; width: max-content; gap: 56px; animation: marquee 28s linear infinite; }
.marquee-wrap:hover .marquee-track { animation-play-state: paused; }

/* ---- Range slider (TCO) ---- */
input[type="range"].tco-range { -webkit-appearance: none; appearance: none; height: 6px; border-radius: 9999px; background: #CDEFE0; outline: none; }
input[type="range"].tco-range::-webkit-slider-thumb { -webkit-appearance: none; appearance: none; width: 22px; height: 22px; border-radius: 50%; background: var(--brand); cursor: pointer; border: 3px solid #fff; box-shadow: 0 2px 8px rgba(10,128,85,.5); }
input[type="range"].tco-range::-moz-range-thumb { width: 22px; height: 22px; border-radius: 50%; background: var(--brand); cursor: pointer; border: 3px solid #fff; }

/* ---- Modal ---- */
.modal-backdrop { position: fixed; inset: 0; z-index: 100; background: rgba(10,37,64,.55); backdrop-filter: blur(4px); display: none; align-items: center; justify-content: center; padding: 20px; opacity: 0; transition: opacity .2s var(--ease-out); }
.modal-backdrop.open { display: flex; opacity: 1; }
.modal-panel { background: #fff; border-radius: 20px; width: 100%; max-width: 520px; transform: translateY(12px) scale(.96); transition: transform .3s var(--ease-out); max-height: 90vh; overflow: auto; }
.modal-backdrop.open .modal-panel { transform: none; }

/* ---- Prose (blog) ---- */
.prose-dzo { color: #334155; font-size: 18px; line-height: 1.75; }
.prose-dzo h2 { font-size: 28px; font-weight: 700; letter-spacing: -.02em; color: var(--ink); margin: 40px 0 16px; scroll-margin-top: 100px; }
.prose-dzo h3 { font-size: 22px; font-weight: 700; color: var(--ink); margin: 32px 0 12px; }
.prose-dzo p { margin-bottom: 20px; }
.prose-dzo ul { margin: 0 0 20px; padding-left: 0; list-style: none; }
.prose-dzo ul li { position: relative; padding-left: 28px; margin-bottom: 10px; }
.prose-dzo ul li::before { content: ""; position: absolute; left: 4px; top: 11px; width: 7px; height: 7px; border-radius: 50%; background: var(--brand); }
.prose-dzo a { color: var(--brand); text-decoration: underline; text-underline-offset: 3px; font-weight: 500; }
.prose-dzo blockquote { border-left: 4px solid var(--brand); padding: 4px 0 4px 20px; margin: 24px 0; color: var(--ink); font-style: italic; }
.cite-link { font-size: 14px; color: var(--brand); }

/* ---- Vendor logo thumbnail (catalog cards) ---- */
.logo-thumb {
  display: grid; place-items: center;
  background: linear-gradient(180deg, #FFFFFF 0%, #F1F5F9 100%);
  border-bottom: 1px solid var(--line);
  padding: 24px;
}
.logo-thumb img { max-height: 56px; width: auto; max-width: 70%; object-fit: contain; }

/* ---- Photo cover (Pexels imagery) ---- */
.photo-cover { position: relative; overflow: hidden; background: #0A2540; }
.photo-cover > img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; display: block; }
.photo-cover::after { content: ""; position: absolute; inset: 0; background: linear-gradient(140deg, rgba(7,26,46,.55) 0%, rgba(7,26,46,.05) 55%, rgba(7,26,46,.0) 100%); }
.photo-cover .photo-content { position: absolute; inset: 0; z-index: 2; pointer-events: none; }
.photo-cover .photo-content > * { pointer-events: auto; }
.photo-tint-brand::after { background: linear-gradient(140deg, rgba(10,128,85,.78) 0%, rgba(10,37,64,.55) 60%, rgba(10,37,64,.2) 100%); }
.photo-tint-amber::after { background: linear-gradient(140deg, rgba(217,119,6,.78) 0%, rgba(10,37,64,.55) 60%, rgba(10,37,64,.2) 100%); }
.photo-tint-emerald::after { background: linear-gradient(140deg, rgba(14,159,110,.78) 0%, rgba(10,37,64,.55) 60%, rgba(10,37,64,.2) 100%); }
.photo-tint-danger::after { background: linear-gradient(140deg, rgba(220,38,38,.7) 0%, rgba(10,37,64,.55) 60%, rgba(10,37,64,.2) 100%); }
.photo-tint-ink::after { background: linear-gradient(180deg, rgba(7,26,46,.25) 0%, rgba(7,26,46,.85) 100%); }

/* ---- Page load curtain — cinematic ---- */
.page-curtain {
  position: fixed; inset: 0; z-index: 9999;
  background:
    radial-gradient(ellipse 700px 420px at 50% 32%, rgba(22,208,141,.10), transparent 60%),
    radial-gradient(ellipse 900px 500px at 50% 100%, rgba(10,128,85,.06), transparent 60%),
    linear-gradient(180deg, #FFFFFF 0%, #F8FAFC 100%);
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: 22px;
  transition: transform .7s cubic-bezier(.7,0,.3,1), opacity .45s ease, visibility .7s;
  will-change: transform, opacity;
}

/* Lockup with fade-in + ambient shimmer sweep */
.page-curtain .curtain-lockup-wrap {
  position: relative; overflow: hidden;
  padding: 4px;
  opacity: 0; transform: translateY(10px);
  animation: curtain-lockup-in 700ms 120ms cubic-bezier(0.16, 1, 0.3, 1) forwards;
}
.page-curtain .curtain-lockup-img {
  width: clamp(200px, 36vw, 280px); height: auto; display: block;
  filter: drop-shadow(0 14px 28px rgba(10,128,85,.18));
}
.page-curtain .curtain-lockup-wrap::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(115deg, transparent 32%, rgba(255,255,255,.72) 50%, transparent 68%);
  transform: translateX(-130%);
  animation: curtain-shimmer 1.9s 400ms cubic-bezier(0.65,0,.35,1) infinite;
  pointer-events: none; mix-blend-mode: overlay;
}
@keyframes curtain-lockup-in {
  to { opacity: 1; transform: none; }
}
@keyframes curtain-shimmer {
  0%   { transform: translateX(-130%); }
  60%  { transform: translateX(130%); }
  100% { transform: translateX(130%); }
}

/* Loading bar */
.page-curtain .curtain-bar {
  width: 180px; height: 2px; border-radius: 999px;
  background: rgba(10,37,64,.08);
  overflow: hidden;
  opacity: 0;
  animation: curtain-fade-in 500ms 320ms cubic-bezier(0.16, 1, 0.3, 1) forwards;
}
.page-curtain .curtain-bar::after {
  content: ""; display: block; height: 100%; width: 0;
  background: linear-gradient(90deg, var(--brand) 0%, var(--brand-bright) 100%);
  border-radius: 999px;
  animation: curtain-bar-fill 1000ms 450ms cubic-bezier(0.65, 0, 0.35, 1) forwards;
}
@keyframes curtain-bar-fill { to { width: 100%; } }

/* Tagline */
.page-curtain .curtain-tagline {
  font-size: 13px; font-weight: 500; color: var(--muted); letter-spacing: .01em;
  opacity: 0;
  animation: curtain-fade-in 500ms 480ms cubic-bezier(0.16, 1, 0.3, 1) forwards;
}
@keyframes curtain-fade-in { to { opacity: .85; } }

/* Exit — slide up + fade */
body.is-loaded .page-curtain { transform: translateY(-101%); opacity: 0; visibility: hidden; }

/* ---- Scroll progress bar ---- */
.scroll-progress {
  position: fixed; top: 0; left: 0; height: 3px; z-index: 60;
  background: linear-gradient(90deg, var(--brand) 0%, var(--brand-bright) 100%);
  width: 0%; transform-origin: left;
  transition: width .08s linear;
  pointer-events: none;
}

/* ---- Improved reveal: subtle scale + better easing ---- */
[data-reveal] {
  opacity: 0; transform: translateY(22px) scale(.985);
  transition: opacity .7s var(--ease-out), transform .8s var(--ease-out);
  will-change: opacity, transform;
}
[data-reveal].is-visible { opacity: 1; transform: none; }

/* ---- Hero ambient cursor light ---- */
.hero-mesh { position: relative; }
.hero-mesh .hero-spotlight {
  position: absolute; inset: 0; pointer-events: none; z-index: 0;
  background: radial-gradient(500px circle at var(--mx, 75%) var(--my, 25%),
    rgba(22,208,141,.16), transparent 55%);
  transition: background .25s var(--ease-out);
}
.hero-mesh > .container-dzo { position: relative; z-index: 1; }

/* ---- Nav link animated underline ---- */
.nav-link { position: relative; overflow: hidden; }
.nav-link::after {
  content: ""; position: absolute; left: 14px; right: 14px; bottom: 4px;
  height: 2px; background: var(--brand);
  transform: scaleX(0); transform-origin: left;
  transition: transform .3s var(--ease-out);
  border-radius: 1px;
}
.nav-link:hover::after, .nav-link[aria-current="page"]::after { transform: scaleX(1); }

/* ---- Magnetic button (set via JS inline transform) ---- */
.btn-magnetic { transition: transform .25s var(--ease-out), box-shadow .25s var(--ease-out), background .15s; }

/* ---- Image fade-in on load ---- */
img[data-fade] { opacity: 0; transition: opacity .5s var(--ease-out); }
img[data-fade].is-loaded { opacity: 1; }

/* ---- Number counter mono numerals (prevents width jitter) ---- */
[data-count] { font-variant-numeric: tabular-nums; }

/* ---- Reduced motion ---- */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; scroll-behavior: auto !important; }
  [data-reveal] { opacity: 1 !important; transform: none !important; }
}