/* ============================================================
   GLOBAL.CSS — Reset, Base, Utilities  |  MWeb Design V2
   ============================================================ */

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  scrollbar-width: thin;
  scrollbar-color: var(--clr-accent-glow) var(--clr-warm-200);
  /* on html (not body) so position:fixed elements are never clipped on iOS */
  overflow-x: hidden;
}
::-webkit-scrollbar { width: 5px; }
::-webkit-scrollbar-track { background: var(--clr-warm-100); }
::-webkit-scrollbar-thumb { background: var(--clr-accent-glow); border-radius: 99px; }

body {
  font-family: var(--font-body);
  font-size: var(--fs-base);
  font-weight: var(--fw-regular);
  line-height: var(--lh-relaxed);
  color: var(--clr-warm-700);
  background: var(--clr-white);
  /* overflow-x is on html, not body — body overflow clips position:fixed on iOS */
  -webkit-font-smoothing: antialiased;
}

::selection { background: var(--clr-accent-glow); color: #fff; }
:focus-visible { outline: 2px solid var(--clr-accent-glow); outline-offset: 3px; border-radius: var(--radius-sm); }

/* --- Typography --- */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: var(--fw-semibold);
  line-height: var(--lh-heading);
  letter-spacing: var(--ls-tight);
  color: var(--clr-black);
}
h1 { font-size: var(--fs-5xl); font-weight: var(--fw-bold); }
h2 { font-size: var(--fs-4xl); }
h3 { font-size: var(--fs-3xl); }
h4 { font-size: var(--fs-2xl); }
h5 { font-size: var(--fs-xl); }
h6 { font-size: var(--fs-lg); }

p { color: var(--clr-warm-600); line-height: var(--lh-relaxed); margin-bottom: 1em; }
p:last-child { margin-bottom: 0; }
a { color: var(--clr-accent-glow); text-decoration: none; transition: color var(--t-fast); }
a:hover { color: var(--clr-accent); }
img { display: block; max-width: 100%; height: auto; }
ul, ol { list-style: none; }
button { font-family: var(--font-body); cursor: pointer; border: none; background: none; }
input, textarea, select { font-family: var(--font-body); }

/* --- Container --- */
.mwd-container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding-left: var(--container-px);
  padding-right: var(--container-px);
}

/* --- Section --- */
.mwd-section {
  padding-top: var(--section-py);
  padding-bottom: var(--section-py);
  position: relative;
  overflow: hidden;
}
.mwd-section--sm { padding-top: var(--section-py-sm); padding-bottom: var(--section-py-sm); }
.mwd-section--ink { background: var(--clr-ink); }
.mwd-section--ink h1, .mwd-section--ink h2, .mwd-section--ink h3,
.mwd-section--ink h4, .mwd-section--ink h5, .mwd-section--ink h6 { color: var(--clr-white); }
.mwd-section--ink p { color: rgba(255,255,255,0.55); }
.mwd-section--warm { background: var(--clr-warm-50); }
.mwd-section--warm-2 { background: var(--clr-warm-100); }

/* --- Eyebrow --- */
.mwd-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-3);
  font-family: var(--font-body);
  font-size: var(--fs-xs);
  font-weight: var(--fw-medium);
  letter-spacing: var(--ls-widest);
  text-transform: uppercase;
  color: var(--clr-accent-glow);
  margin-bottom: var(--sp-4);
}
.mwd-eyebrow::before {
  content: '';
  width: 24px; height: 1px;
  background: var(--clr-accent-glow);
  flex-shrink: 0;
}

/* --- Section header --- */
.mwd-section-title {
  font-family: var(--font-display);
  font-size: var(--fs-4xl);
  font-weight: var(--fw-bold);
  line-height: var(--lh-heading);
  letter-spacing: var(--ls-tight);
  color: var(--clr-black);
  margin-bottom: var(--sp-5);
}
.mwd-section--ink .mwd-section-title { color: var(--clr-white); }
.mwd-title-accent { color: var(--clr-accent-glow); font-style: italic; }

.mwd-section-sub {
  font-size: var(--fs-md);
  color: var(--clr-warm-500);
  max-width: 520px;
  line-height: var(--lh-relaxed);
}
.mwd-section--ink .mwd-section-sub { color: rgba(255,255,255,0.45); }

.mwd-section-header--center { text-align: center; }
.mwd-section-header--center .mwd-eyebrow { justify-content: center; }
.mwd-section-header--center .mwd-section-sub { margin: 0 auto; }

/* --- Buttons --- */
.mwd-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--sp-2);
  font-family: var(--font-body);
  font-size: var(--fs-sm);
  font-weight: var(--fw-medium);
  letter-spacing: var(--ls-wide);
  height: 52px;
  padding: 0 var(--sp-8);
  border-radius: var(--radius-sm);
  border: 1.5px solid transparent;
  cursor: pointer;
  white-space: nowrap;
  text-decoration: none;
  line-height: 1;
  transition: background var(--t-base), color var(--t-base),
              border-color var(--t-base), box-shadow var(--t-base),
              transform 0.36s cubic-bezier(0.34,1.56,0.64,1);
}
.mwd-btn--primary {
  background: var(--clr-black);
  color: var(--clr-white);
  border-color: var(--clr-black);
}
.mwd-btn--primary:hover {
  background: var(--clr-accent);
  border-color: var(--clr-accent);
  color: var(--clr-white);
  transform: translateY(-2px);
  box-shadow: var(--shadow-blue);
}
.mwd-btn--outline {
  background: transparent;
  color: var(--clr-black);
  border-color: var(--clr-warm-300);
}
.mwd-btn--outline:hover {
  border-color: var(--clr-black);
  color: var(--clr-black);
  transform: translateY(-2px);
}
.mwd-btn--ghost-light {
  background: transparent;
  color: var(--clr-white);
  border-color: rgba(255,255,255,0.28);
}
.mwd-btn--ghost-light:hover {
  background: rgba(255,255,255,0.1);
  border-color: rgba(255,255,255,0.6);
  color: var(--clr-white);
  transform: translateY(-2px);
}
.mwd-btn--blue {
  background: var(--clr-accent);
  color: var(--clr-white);
  border-color: var(--clr-accent);
}
.mwd-btn--blue:hover {
  background: var(--clr-accent-glow);
  border-color: var(--clr-accent-glow);
  color: var(--clr-white);
  transform: translateY(-2px);
  box-shadow: var(--shadow-blue);
}
.mwd-btn--sm  { height: 40px; padding: 0 var(--sp-5); font-size: var(--fs-xs); }
.mwd-btn--lg  { height: 58px; padding: 0 var(--sp-10); font-size: var(--fs-base); }
.mwd-btn .btn-arrow { transition: transform var(--t-base); }
.mwd-btn:hover .btn-arrow { transform: translateX(5px); }

/* --- Scroll to top ---
   NOTE: position:fixed works correctly because overflow-x:hidden
   is on <html>, not <body>. body overflow clips fixed elements on iOS.
   ---------------------------------------------------------------- */
.mwd-scroll-top {
  position: fixed;
  right: 28px;
  /* Safe-area padding for iOS home bar */
  bottom: max(28px, calc(env(safe-area-inset-bottom, 0px) + 16px));
  width: 44px; height: 44px;
  background: var(--clr-white);
  color: var(--clr-black);
  border: 1.5px solid var(--clr-warm-200);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 0.875rem;
  opacity: 0; visibility: hidden;
  transform: translateY(14px);
  transition: opacity var(--t-base), visibility var(--t-base),
              transform 0.36s cubic-bezier(0.34,1.56,0.64,1),
              background var(--t-base), box-shadow var(--t-base),
              border-color var(--t-base);
  /* z-index above page content but below navbar */
  z-index: calc(var(--z-navbar) - 10);
  box-shadow: var(--shadow-md);
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
}
.mwd-scroll-top.is-visible  { opacity: 1; visibility: visible; transform: translateY(0); }
.mwd-scroll-top:hover {
  background: var(--clr-accent);
  color: var(--clr-white);
  border-color: var(--clr-accent);
  transform: translateY(-4px);
  box-shadow: var(--shadow-blue);
}
@media (max-width: 640px) {
  .mwd-scroll-top {
    right: 16px;
    bottom: max(20px, calc(env(safe-area-inset-bottom, 0px) + 16px));
    width: 42px; height: 42px;
  }
}

/* --- Utilities --- */
.u-sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; }
.u-no-select { user-select: none !important; -webkit-user-select: none !important; }

/* --- Reveal --- */
[data-reveal] {
  opacity: 0; transform: translateY(22px);
  transition: opacity 0.7s cubic-bezier(0.16,1,0.3,1), transform 0.7s cubic-bezier(0.16,1,0.3,1);
}
[data-reveal].is-revealed { opacity: 1; transform: translateY(0); }
[data-reveal="fade"] { transform: none; }
[data-reveal="fade"].is-revealed { opacity: 1; }
[data-reveal-delay="100"] { transition-delay: 0.10s; }
[data-reveal-delay="200"] { transition-delay: 0.20s; }
[data-reveal-delay="300"] { transition-delay: 0.30s; }
[data-reveal-delay="400"] { transition-delay: 0.40s; }
[data-reveal-delay="500"] { transition-delay: 0.50s; }