/* digib00age marketing site — base layout, components */

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { margin: 0; padding: 0; list-style: none; }
h1, h2, h3, h4 { font-family: var(--font-display); font-weight: 600; line-height: 1.15; margin: 0 0 var(--space-3); letter-spacing: -0.01em; }
p { margin: 0 0 var(--space-3); color: var(--text-2); }
:focus-visible { outline: 2px solid var(--cta); outline-offset: 2px; }

.container { max-width: var(--container); margin: 0 auto; padding: 0 var(--space-4); }
@media (max-width: 640px) { .container { padding: 0 var(--space-3); } }

.eyebrow {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 0.8rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--cta);
  margin-bottom: var(--space-2);
}

.section { padding: var(--space-8) 0; }
.section--tight { padding: var(--space-6) 0; }
.section-head { max-width: 640px; margin: 0 auto var(--space-6); text-align: center; }
.section-head h2 { font-size: clamp(1.6rem, 3vw, 2.2rem); }
.section-head p { font-size: 1.05rem; }

/* reveal-on-scroll */
.reveal { opacity: 0; transform: translateY(16px); transition: opacity var(--dur) var(--ease), transform var(--dur) var(--ease); }
.reveal.is-visible { opacity: 1; transform: none; }

/* ---------- buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.95rem;
  padding: 0.85em 1.6em;
  border-radius: var(--radius-pill);
  border: 1px solid transparent;
  cursor: pointer;
  transition: background var(--dur) var(--ease), transform var(--dur) var(--ease), border-color var(--dur) var(--ease);
  white-space: nowrap;
}
.btn:active { transform: translateY(1px); }
.btn--cta { background: var(--cta); color: var(--on-cta); box-shadow: var(--shadow-sm); }
.btn--cta:hover { background: var(--cta-hover); }
.btn--ghost { background: transparent; color: var(--text); border-color: var(--border); }
.btn--ghost:hover { border-color: var(--text-3); }
.btn--sm { padding: 0.6em 1.2em; font-size: 0.85rem; }
.btn--block { width: 100%; }

/* ---------- header / nav ---------- */
.site-header {
  position: sticky; top: 0; z-index: 40;
  background: rgba(13,14,16,0.82);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}
.site-header .container { display: flex; align-items: center; justify-content: space-between; height: 72px; }
.brand { display: flex; align-items: center; gap: 10px; font-family: var(--font-display); font-weight: 700; font-size: 1.15rem; }
.brand .brand-mark { color: var(--app-accent); }
.brand img.brand-logo { height: 26px; width: auto; }

.nav-links { display: flex; align-items: center; gap: var(--space-5); }
.nav-links a { font-size: 0.92rem; color: var(--text-2); font-weight: 500; transition: color var(--dur) var(--ease); }
.nav-links a:hover, .nav-links a[aria-current="page"] { color: var(--text); }
.nav-links a[aria-current="page"] { color: var(--cta); }

.nav-right { display: flex; align-items: center; gap: var(--space-3); }

.nav-toggle {
  display: none;
  width: 40px; height: 40px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text);
  align-items: center; justify-content: center;
  cursor: pointer;
}

@media (max-width: 880px) {
  .nav-links { position: fixed; inset: 72px 0 0 0; background: var(--bg); flex-direction: column; align-items: flex-start; padding: var(--space-5) var(--space-4); gap: var(--space-4); transform: translateX(100%); transition: transform var(--dur) var(--ease); overflow-y: auto; }
  .nav-links.is-open { transform: translateX(0); }
  .nav-links a { font-size: 1.1rem; }
  .nav-toggle { display: inline-flex; }
  .nav-right .btn--ghost { display: none; }
}

/* ---------- footer ---------- */
.site-footer { border-top: 1px solid var(--border); padding: var(--space-7) 0 var(--space-5); background: var(--bg-raised); }
.footer-grid { display: grid; grid-template-columns: 1.4fr repeat(3, 1fr); gap: var(--space-5); margin-bottom: var(--space-6); }
.footer-brand p { max-width: 32ch; }
.footer-col h4 { font-size: 0.8rem; letter-spacing: 0.08em; text-transform: uppercase; color: var(--text-3); margin-bottom: var(--space-3); }
.footer-col ul li { margin-bottom: var(--space-2); }
.footer-col a { color: var(--text-2); font-size: 0.92rem; }
.footer-col a:hover { color: var(--text); }
.footer-bottom { display: flex; justify-content: space-between; align-items: center; padding-top: var(--space-4); border-top: 1px solid var(--border); font-size: 0.82rem; color: var(--text-3); flex-wrap: wrap; gap: var(--space-2); }
@media (max-width: 720px) { .footer-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 480px) { .footer-grid { grid-template-columns: 1fr; } }

/* ---------- cards / grids ---------- */
.grid { display: grid; gap: var(--space-4); }
.grid--2 { grid-template-columns: repeat(2, 1fr); }
.grid--3 { grid-template-columns: repeat(3, 1fr); }
.grid--4 { grid-template-columns: repeat(4, 1fr); }
@media (max-width: 980px) { .grid--4 { grid-template-columns: repeat(2, 1fr); } .grid--3 { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .grid--4, .grid--3, .grid--2 { grid-template-columns: 1fr; } }

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--space-4);
  transition: border-color var(--dur) var(--ease), transform var(--dur) var(--ease);
}
.card:hover { border-color: var(--text-3); transform: translateY(-2px); }
.card .card-icon { width: 40px; height: 40px; border-radius: var(--radius-md); background: var(--cta-tint); color: var(--cta); display: flex; align-items: center; justify-content: center; margin-bottom: var(--space-3); }
.card h3 { font-size: 1.05rem; margin-bottom: var(--space-2); }
.card p { font-size: 0.92rem; margin-bottom: 0; }

/* ---------- device frame ----------
   Plain frame only — screenshots already show the app's own (Windows) title
   bar, so no extra OS-style chrome is added here (the app doesn't run on
   Apple hardware, and a second/fake chrome bar just duplicated the real one). */
.device-frame { position: relative; border-radius: 14px; overflow: hidden; border: 1px solid var(--border); box-shadow: var(--shadow-lg); background: var(--surface-2); }
.device-frame img { width: 100%; }

/* ---------- gallery / lightbox ---------- */
.gallery { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: var(--space-3); }
.gallery figure { margin: 0; border-radius: var(--radius-md); overflow: hidden; border: 1px solid var(--border); cursor: zoom-in; position: relative; background: var(--surface); }
.gallery figure img { transition: transform var(--dur) var(--ease); }
.gallery figure:hover img { transform: scale(1.03); }
.gallery figcaption { position: absolute; left: 0; right: 0; bottom: 0; padding: var(--space-2) var(--space-3); font-size: 0.78rem; color: var(--text); background: linear-gradient(transparent, rgba(0,0,0,0.75)); }

.lightbox { position: fixed; inset: 0; background: rgba(4,5,6,0.92); display: none; align-items: center; justify-content: center; z-index: 100; padding: var(--space-5); }
.lightbox.is-open { display: flex; }
.lightbox img { max-width: min(90vw, 1100px); max-height: 84vh; border-radius: var(--radius-md); box-shadow: var(--shadow-lg); }
.lightbox-caption { position: absolute; bottom: var(--space-5); left: 0; right: 0; text-align: center; color: var(--text-2); font-size: 0.9rem; }
.lightbox-close, .lightbox-nav { position: absolute; background: var(--surface-2); border: 1px solid var(--border); color: var(--text); width: 44px; height: 44px; border-radius: 50%; display: flex; align-items: center; justify-content: center; cursor: pointer; font-size: 1.1rem; }
.lightbox-close { top: var(--space-4); right: var(--space-4); }
.lightbox-nav--prev { left: var(--space-4); top: 50%; transform: translateY(-50%); }
.lightbox-nav--next { right: var(--space-4); top: 50%; transform: translateY(-50%); }

/* ---------- tabs (Tools page) ---------- */
.tabs { display: flex; flex-wrap: wrap; gap: var(--space-2); margin-bottom: var(--space-5); }
.tab-btn { font-family: var(--font-display); font-size: 0.85rem; padding: 0.6em 1.1em; border-radius: var(--radius-pill); border: 1px solid var(--border); background: var(--surface); color: var(--text-2); cursor: pointer; }
.tab-btn.is-active { background: var(--cta-tint); border-color: var(--cta); color: var(--cta); }
.tab-panel { display: none; }
.tab-panel.is-active { display: block; }

/* ---------- misc ---------- */
.badge { display: inline-flex; align-items: center; gap: 6px; font-size: 0.78rem; padding: 0.3em 0.8em; border-radius: var(--radius-pill); background: var(--surface-2); border: 1px solid var(--border); color: var(--text-2); }
.badge--soon { color: var(--favourite); border-color: color-mix(in srgb, var(--favourite) 40%, var(--border)); }
hr.rule { border: none; border-top: 1px solid var(--border); margin: var(--space-5) 0; }
.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-6); align-items: center; }
@media (max-width: 860px) { .two-col { grid-template-columns: 1fr; gap: var(--space-4); } }
.two-col.reverse .two-col-media { order: -1; }
.list-check { display: flex; flex-direction: column; gap: var(--space-2); }
.list-check li { display: flex; gap: 10px; align-items: flex-start; color: var(--text-2); font-size: 0.95rem; }
.list-check li::before { content: "\2713"; color: var(--cta); font-weight: 700; flex-shrink: 0; }

/* ---------- homepage hero background texture (from home-editing-bg.xcf) ---------- */
.hero-bg-wrap {
  position: relative;
  background-image: url('../images/hero-bg-texture.webp');
  background-size: cover;
  background-position: top center;
  background-repeat: no-repeat;
}
.hero-bg-wrap::before {
  content: "";
  position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(13,14,16,0.55) 0%, rgba(13,14,16,0.75) 55%, var(--bg) 100%);
  pointer-events: none;
}
.hero-bg-wrap > * { position: relative; z-index: 1; }

.page-hero { padding: var(--space-7) 0 var(--space-6); text-align: center; }
.page-hero h1 { font-size: clamp(2rem, 4vw, 2.8rem); }
.page-hero p { max-width: 640px; margin-inline: auto; font-size: 1.1rem; }

.cta-band { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: var(--space-6) var(--space-5); text-align: center; }
.cta-band h2 { font-size: clamp(1.4rem, 2.6vw, 1.9rem); }
.cta-actions { display: flex; gap: var(--space-3); justify-content: center; flex-wrap: wrap; margin-top: var(--space-4); }