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

html,
body {
  margin: 0;
  padding: 0;
  background: var(--dlm-bone);
  color: var(--dlm-text);
  font-family: var(--ff-body);
  font-size: 16px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

body {
  overflow-x: hidden;
  position: relative;
}

/* === Subtle film grain overlay — gives the bone background real texture
   without affecting interactivity. Tweakable via --grain-opacity. */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 1;
  opacity: var(--grain-opacity, 0.045);
  mix-blend-mode: multiply;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='240' height='240'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2' stitchTiles='stitch'/><feColorMatrix values='0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0.9 0'/></filter><rect width='100%' height='100%' filter='url(%23n)'/></svg>");
  background-size: 240px 240px;
}

/* === Optional blueprint cross-hair grid (toggled per body[data-bg]). */
body[data-bg="blueprint"]::after {
  content: '';
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  opacity: 0.5;
  background-image:
    linear-gradient(to right, rgba(14,14,16,0.04) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(14,14,16,0.04) 1px, transparent 1px);
  background-size: 32px 32px;
}
body[data-bg="none"]::before { display: none; }

img, svg {
  max-width: 100%;
  display: block;
}

a {
  color: inherit;
  text-decoration: none;
}

button {
  border: 0;
  background: none;
  font: inherit;
  cursor: pointer;
  color: inherit;
}

input, textarea, select {
  font: inherit;
  color: inherit;
}

::selection {
  background: var(--dlm-red);
  color: #fff;
}

/* === containers === */
.container {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: clamp(20px, 4vw, 56px);
}

/* === typography === */
.display {
  font-family: var(--ff-display);
  font-weight: 400;
  text-transform: uppercase;
  line-height: 0.92;
  letter-spacing: 0.005em;
}

.cond {
  font-family: var(--ff-cond);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.mono {
  font-family: var(--ff-mono);
}

.eyebrow {
  font-family: var(--ff-cond);
  font-weight: 700;
  text-transform: uppercase;
  font-size: 13px;
  letter-spacing: 0.24em;
  color: var(--dlm-red);
}

.text-muted { color: var(--dlm-text-muted); }
.text-onDark { color: var(--dlm-text-onDark); }

/* === buttons === */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  height: 56px;
  padding: 0 28px;
  font-family: var(--ff-cond);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 15px;
  border-radius: var(--btn-radius, var(--radius));
  transition: transform 120ms ease, background 120ms ease, color 120ms ease, box-shadow 120ms ease;
  white-space: nowrap;
  cursor: pointer;
}
.btn:active { transform: translateY(2px); }

.btn-red {
  background: var(--dlm-red);
  color: #fff;
  box-shadow: var(--shadow-button);
}
.btn-red:hover { background: var(--dlm-red-bright); }

.btn-outline {
  background: transparent;
  color: var(--dlm-text);
  border: 2px solid currentColor;
}
.btn-outline.on-dark { color: #fff; }
.btn-outline:hover { background: var(--dlm-text); color: var(--dlm-bone); }
.btn-outline.on-dark:hover { background: #fff; color: var(--dlm-black); }

.btn-black {
  background: var(--dlm-black);
  color: #fff;
}
.btn-black:hover { background: var(--dlm-red); }

/* === stamp / blueprint badge === */
.stamp {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--ff-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  border: 2px solid var(--dlm-red);
  color: var(--dlm-red);
  padding: 6px 10px;
  border-radius: 2px;
  white-space: nowrap;
}
.stamp .dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--dlm-red);
  display: inline-block;
}

/* === yellow tape === */
.tape {
  background: var(--dlm-yellow);
  color: var(--dlm-black);
  font-family: var(--ff-cond);
  text-transform: uppercase;
  letter-spacing: 0.18em;
  font-weight: 700;
  font-size: 13px;
  padding: 6px 14px;
  display: inline-block;
}

/* === section padding === */
.section {
  padding-block: calc(clamp(64px, 9vw, 128px) * var(--section-rhythm, 1) * var(--density, 1));
}

/* === Show/hide whole sections via body attribute === */
body[data-show-partners="false"] .partners { display: none; }
body[data-show-testimonials="false"] .tm { display: none; }

/* === Density: tighten card paddings */
.sg-card, .why-card, .cp-card, .sd-card {
  padding: calc(var(--card-pad, 28px) * var(--density, 1));
}

/* === fade-in on scroll === */
.reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 700ms cubic-bezier(.2,.8,.2,1), transform 700ms cubic-bezier(.2,.8,.2,1);
  transition-delay: var(--reveal-delay, 0ms);
}
.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}
.reveal-stagger > * { opacity: 0; transform: translateY(16px); transition: opacity 600ms cubic-bezier(.2,.8,.2,1), transform 600ms cubic-bezier(.2,.8,.2,1); }
.reveal-stagger.is-visible > * { opacity: 1; transform: translateY(0); }
.reveal-stagger.is-visible > *:nth-child(1) { transition-delay: 40ms; }
.reveal-stagger.is-visible > *:nth-child(2) { transition-delay: 100ms; }
.reveal-stagger.is-visible > *:nth-child(3) { transition-delay: 160ms; }
.reveal-stagger.is-visible > *:nth-child(4) { transition-delay: 220ms; }
.reveal-stagger.is-visible > *:nth-child(5) { transition-delay: 280ms; }
.reveal-stagger.is-visible > *:nth-child(6) { transition-delay: 340ms; }
.reveal-stagger.is-visible > *:nth-child(7) { transition-delay: 400ms; }
.reveal-stagger.is-visible > *:nth-child(8) { transition-delay: 460ms; }
.reveal-stagger.is-visible > *:nth-child(9) { transition-delay: 520ms; }
@media (prefers-reduced-motion: reduce) {
  .reveal, .reveal-stagger > * { opacity: 1; transform: none; transition: none; }
}

/* === placeholder photo === */
.photo-placeholder {
  position: relative;
  overflow: hidden;
  background: #2a2926;
  background-image:
    repeating-linear-gradient(135deg, rgba(255,255,255,0.025) 0 8px, transparent 8px 16px),
    radial-gradient(120% 80% at 50% 30%, rgba(255,255,255,0.08), transparent 60%);
  color: rgba(255,255,255,0.7);
}
.photo-placeholder::after {
  content: attr(data-label);
  position: absolute;
  left: 14px;
  bottom: 12px;
  font-family: var(--ff-mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 6px 8px;
  background: rgba(0,0,0,0.55);
  color: #fff;
}
.photo-placeholder::before {
  content: '';
  position: absolute;
  inset: 12px;
  border: 1px dashed rgba(255,255,255,0.25);
  pointer-events: none;
}
/* When a real <img> is dropped into a .photo-placeholder, it fills the slot
   and the dashed-border + label fixtures disappear. */
.photo-placeholder > img.photo-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  z-index: 1;
}
.photo-placeholder:has(img.photo-img)::before,
.photo-placeholder:has(img.photo-img)::after { display: none; }

/* === blueprint grid background === */
.bg-blueprint {
  background-color: var(--dlm-paper);
  background-image:
    linear-gradient(to right, rgba(0,0,0,0.04) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(0,0,0,0.04) 1px, transparent 1px);
  background-size: 24px 24px;
}

/* === scrollbar styling for inner panels === */
.scroll-x {
  overflow-x: auto;
  scrollbar-width: thin;
}