/* Refer a Friend — shared styles
   Builds on Millboard design system (colors_and_type.css). */

/* Artboard frames behave as a "page" — reset margins inside */
.raf-frame {
  background: var(--mb-spring-wood);
  color: var(--fg-default);
  font-family: var(--font-sans);
  width: 100%;
  height: 100%;
  overflow: hidden;
  position: relative;
}
.raf-frame * { box-sizing: border-box; }

/* ---------- Lifestyle photograph placeholder ---------- */
/* Approximates dappled afternoon light on warm timber. Layered radials over a base. */
.raf-photo {
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(ellipse at 18% 28%, rgba(255, 226, 178, 0.45), transparent 38%),
    radial-gradient(ellipse at 78% 18%, rgba(255, 210, 150, 0.35), transparent 45%),
    radial-gradient(ellipse at 65% 85%, rgba(40, 28, 18, 0.65), transparent 55%),
    radial-gradient(ellipse at 8% 90%, rgba(20, 14, 10, 0.5), transparent 50%),
    linear-gradient(160deg, #b89373 0%, #8c6f4f 32%, #5e4934 62%, #2a2018 100%);
}
.raf-photo::after {
  content: '';
  position: absolute; inset: 0;
  background-image:
    repeating-linear-gradient(92deg, rgba(255,255,255,0.025) 0 2px, transparent 2px 5px),
    repeating-linear-gradient(180deg, rgba(0,0,0,0.04) 0 1px, transparent 1px 3px);
  mix-blend-mode: overlay;
  pointer-events: none;
}
.raf-photo--green {
  background:
    radial-gradient(ellipse at 30% 30%, rgba(180, 200, 130, 0.4), transparent 45%),
    radial-gradient(ellipse at 80% 75%, rgba(20, 30, 12, 0.7), transparent 55%),
    linear-gradient(165deg, #52643c 0%, #3a4624 35%, #232c14 75%, #1a200d 100%);
}
.raf-photo--dusk {
  background:
    radial-gradient(ellipse at 70% 30%, rgba(255, 195, 130, 0.55), transparent 50%),
    radial-gradient(ellipse at 20% 80%, rgba(40, 20, 18, 0.7), transparent 55%),
    linear-gradient(170deg, #7c5a3e 0%, #4d3625 40%, #2a1d15 100%);
}
.raf-photo--morning {
  background:
    radial-gradient(ellipse at 50% 20%, rgba(255, 240, 210, 0.55), transparent 55%),
    radial-gradient(ellipse at 30% 80%, rgba(110, 90, 65, 0.35), transparent 50%),
    linear-gradient(180deg, #c9a87f 0%, #a08363 50%, #6f5538 100%);
}

/* Subtle paper grain for hero overlays so text on photo reads well */
.raf-scrim {
  position: absolute; inset: 0;
  background:
    linear-gradient(180deg, rgba(47,41,46,0.45) 0%, rgba(47,41,46,0.15) 30%, rgba(47,41,46,0.05) 55%, rgba(47,41,46,0.65) 100%);
}
.raf-scrim--bottom {
  background: linear-gradient(180deg, transparent 0%, transparent 45%, rgba(47,41,46,0.55) 85%, rgba(47,41,46,0.85) 100%);
}
.raf-scrim--left {
  background: linear-gradient(90deg, rgba(47,41,46,0.7) 0%, rgba(47,41,46,0.3) 35%, transparent 60%);
}

/* ---------- Header (sticky) ---------- */
.raf-header {
  position: absolute; top: 0; left: 0; right: 0;
  display: flex; align-items: center; justify-content: space-between;
  padding: 22px clamp(20px, 4vw, 64px);
  z-index: 5;
}
.raf-header img { display: block; height: 22px; }
.raf-header__nav {
  display: flex; gap: 36px;
}
.raf-header__nav a {
  font-size: 12px; letter-spacing: 0.18em; text-transform: uppercase; font-weight: 700;
  border: 0; padding: 4px 0; color: inherit;
}
.raf-header__cta {
  font-size: 12px; letter-spacing: 0.18em; text-transform: uppercase; font-weight: 700;
  color: inherit; border: 0;
}
.raf-header--light, .raf-header--light a { color: var(--mb-spring-wood); }
.raf-header--light img { filter: brightness(0) invert(1); opacity: 0.95; }
.raf-header--dark, .raf-header--dark a { color: var(--mb-charcoal-black); }

/* ---------- Footer (condensed) ---------- */
.raf-footer {
  background: var(--mb-charcoal-black);
  color: var(--mb-spring-wood);
  padding: 56px clamp(20px, 4vw, 64px) 28px;
}
.raf-footer__top {
  display: flex; justify-content: space-between; align-items: flex-start; gap: 48px;
  padding-bottom: 28px; border-bottom: 1px solid var(--border-rule-dk);
}
.raf-footer__top img { height: 24px; display: block; }
.raf-footer__links { display: flex; gap: 32px; flex-wrap: wrap; }
.raf-footer__links a {
  color: var(--mb-spring-wood); opacity: 0.78; font-size: 12px;
  letter-spacing: 0.14em; text-transform: uppercase; font-weight: 700; border: 0;
}
.raf-footer__bottom {
  margin-top: 24px; display: flex; justify-content: space-between;
  font-size: 11px; letter-spacing: 0.12em; text-transform: uppercase; opacity: 0.55;
}

/* ---------- Form controls (shared) ---------- */
.raf-eyebrow {
  font-size: 11px; letter-spacing: 0.24em; text-transform: uppercase;
  font-weight: 700; color: var(--mb-olive);
}
.raf-eyebrow--neutral { color: var(--mb-charcoal-black); }
.raf-eyebrow--light { color: var(--mb-spring-wood); opacity: 0.85; }

.raf-field { display: block; margin-bottom: 22px; }
.raf-field > span {
  display: block; font-size: 10px; letter-spacing: 0.18em; text-transform: uppercase;
  font-weight: 700; margin-bottom: 10px; color: var(--fg-muted);
}
.raf-field input, .raf-field textarea {
  width: 100%; padding: 12px 0; border: 0; border-bottom: 1px solid var(--border-rule);
  background: transparent; font-family: var(--font-sans); font-size: 16px; font-weight: 300;
  color: var(--fg-default);
}
.raf-field--light > span { color: rgba(248,244,240,0.7); }
.raf-field--light input { color: var(--mb-spring-wood); border-bottom-color: var(--border-rule-dk); }

.raf-checkbox {
  display: flex; align-items: flex-start; gap: 12px;
  font-size: 12px; line-height: 1.55; color: var(--fg-muted);
}
.raf-checkbox__box {
  width: 16px; height: 16px; border: 1px solid var(--border-rule);
  flex-shrink: 0; margin-top: 2px;
}
.raf-checkbox--light { color: rgba(248,244,240,0.75); }
.raf-checkbox--light .raf-checkbox__box { border-color: var(--border-rule-dk); }

.raf-btn {
  font-family: var(--font-sans); font-weight: 700; font-size: 12px;
  letter-spacing: 0.18em; text-transform: uppercase;
  padding: 18px 28px; border: 1px solid transparent;
  cursor: pointer; background: var(--mb-charcoal-black); color: var(--mb-spring-wood);
  display: inline-flex; align-items: center; gap: 12px;
}
.raf-btn--light { background: var(--mb-spring-wood); color: var(--mb-charcoal-black); border-color: var(--mb-spring-wood); }
.raf-btn--text {
  background: transparent; border: 0; border-bottom: 1px solid currentColor;
  padding: 6px 0; color: var(--mb-charcoal-black);
}
.raf-btn--text-light {
  background: transparent; border: 0; border-bottom: 1px solid currentColor;
  padding: 6px 0; color: var(--mb-spring-wood);
}

/* ---------- Mobile chrome ---------- */
.raf-mobile-bar {
  height: 32px; padding: 0 18px;
  display: flex; align-items: center; justify-content: space-between;
  font-size: 11px; font-weight: 700; color: inherit;
}
.raf-mobile-bar__time { letter-spacing: 0; }
.raf-mobile-bar__icons { display: flex; gap: 4px; align-items: center; opacity: 0.85; }

/* Reset display nudges so artboard heights are predictable */
.raf-frame h1, .raf-frame h2, .raf-frame h3, .raf-frame h4, .raf-frame p { margin: 0; }

/* ============================================================
   Page-level helpers (used across the 4 page templates)
   ============================================================ */
body { background: var(--mb-spring-wood); }

.raf-container {
  max-width: 1180px;
  margin: 0 auto;
  padding-left: clamp(20px, 4vw, 64px);
  padding-right: clamp(20px, 4vw, 64px);
}
.raf-container--page {
  max-width: 1440px;
}

.raf-h1 {
  font-family: var(--font-sans); font-weight: var(--fw-light);
  font-size: clamp(48px, 5.6vw, 84px);
  line-height: 1.02;
  letter-spacing: var(--tracking-heading);
  text-transform: uppercase;
  color: var(--mb-charcoal-black);
  -webkit-text-stroke: 0.2px currentColor;
  margin: 0;
}
.raf-h2 {
  font-family: var(--font-sans); font-weight: var(--fw-light);
  font-size: clamp(34px, 3.6vw, 52px);
  line-height: 1.08;
  letter-spacing: var(--tracking-heading);
  text-transform: uppercase;
  color: var(--mb-charcoal-black);
  -webkit-text-stroke: 0.2px currentColor;
  margin: 0;
}
.raf-h3 {
  font-family: var(--font-sans); font-weight: var(--fw-light);
  font-size: 30px;
  line-height: 1.1;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--mb-charcoal-black);
  margin: 0;
}
.raf-h1--light, .raf-h2--light { color: var(--mb-spring-wood); }

.raf-accent {
  display: block;
  width: 48px; height: 2px;
  background: var(--mb-olive);
}

.raf-section { padding: 96px clamp(20px, 4vw, 64px); }
.raf-section--mist { background: var(--mb-mist); }
.raf-section--tight { padding-top: 0; }

.raf-cols-2 { display: grid; grid-template-columns: 1fr 1.4fr; gap: 96px; align-items: start; }
.raf-cols-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 48px; }

.raf-hero { position: relative; overflow: hidden; }
.raf-hero__inner { position: absolute; left: clamp(20px,4vw,64px); right: clamp(20px,4vw,64px); bottom: 96px; color: var(--mb-spring-wood); }
.raf-hero__caption { position: absolute; right: clamp(20px,4vw,64px); bottom: 32px; font-size: 10px; letter-spacing: 0.18em; text-transform: uppercase; color: var(--mb-spring-wood); opacity: 0.55; }

.raf-quote {
  font-style: italic;
  font-size: clamp(26px, 2.4vw, 36px);
  line-height: 1.35;
  color: var(--mb-charcoal-black);
  margin: 0;
}

.raf-stat-n {
  font-family: var(--font-sans); font-weight: var(--fw-light);
  font-size: 64px; line-height: 1;
  letter-spacing: 0.02em;
  color: var(--mb-charcoal-black);
  -webkit-text-stroke: 0.2px currentColor;
}

.raf-form-card {
  background: var(--mb-spring-wood);
  padding: 48px;
}
.raf-form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 32px; }
.raf-form-foot {
  display: flex; justify-content: space-between; align-items: center;
  padding-top: 24px; margin-top: 24px;
  border-top: 1px solid var(--border-rule);
}

.raf-code-card {
  background: var(--mb-charcoal-black);
  color: var(--mb-spring-wood);
  padding: 40px 48px;
}
.raf-code-card__label { font-size: 10px; letter-spacing: 0.24em; text-transform: uppercase; font-weight: 700; opacity: 0.7; }
.raf-code-card__code { margin-top: 14px; font-family: var(--font-sans); font-weight: 300; font-size: 36px; letter-spacing: 0.08em; word-break: break-all; }
.raf-code-card__meta { margin-top: 18px; padding-top: 18px; border-top: 1px solid rgba(248,244,240,0.18); display: flex; justify-content: space-between; font-size: 11px; letter-spacing: 0.14em; text-transform: uppercase; opacity: 0.75; }

.raf-btn--ghost-light {
  background: transparent; color: var(--mb-spring-wood);
  border: 1px solid rgba(248,244,240,0.4);
  padding: 18px 24px;
  font-family: var(--font-sans); font-weight: 700;
  font-size: 12px; letter-spacing: 0.18em; text-transform: uppercase;
  cursor: pointer;
}

.raf-link-text {
  font-size: 12px; letter-spacing: 0.18em; text-transform: uppercase;
  font-weight: 700; color: var(--mb-charcoal-black);
  border-bottom: 1px solid var(--mb-olive);
  padding-bottom: 6px; text-decoration: none;
}

.raf-progress {
  display: grid; grid-template-columns: repeat(4, 1fr);
  border-top: 1px solid var(--border-rule);
}
.raf-progress__step {
  padding: 28px 24px;
  display: flex; gap: 16px;
  border-right: 1px solid var(--border-rule);
}
.raf-progress__step:last-child { border-right: 0; }
.raf-progress__n {
  font-family: var(--font-sans); font-weight: 300;
  font-size: 24px; letter-spacing: 0.08em;
  color: var(--mb-olive);
}
.raf-progress__step--next .raf-progress__n { color: var(--fg-muted); }
.raf-progress__label { font-size: 13px; line-height: 1.4; color: var(--mb-charcoal-black); }
.raf-progress__step--next .raf-progress__label { color: var(--fg-muted); }
.raf-progress__state {
  margin-top: 6px;
  font-size: 10px; letter-spacing: 0.18em; text-transform: uppercase;
  font-weight: 700;
}
.raf-progress__step--done    .raf-progress__state { color: var(--mb-olive); }
.raf-progress__step--current .raf-progress__state { color: var(--mb-charcoal-black); }
.raf-progress__step--next    .raf-progress__state { color: var(--fg-muted); }

.raf-numlist { display: grid; grid-template-columns: 40px 1fr; row-gap: 24px; column-gap: 18px; align-items: baseline; }
.raf-numlist__n {
  font-family: var(--font-sans); font-weight: 300;
  font-size: 18px; letter-spacing: 0.08em;
  color: var(--mb-olive);
}
.raf-numlist__t { font-size: 14px; line-height: 1.6; color: var(--mb-charcoal-black); }

.raf-dropzone {
  padding: 40px 28px;
  border: 1px dashed var(--border-rule);
  text-align: center;
  background: var(--mb-spring-wood);
}
.raf-dropzone__t {
  font-family: var(--font-sans); font-weight: 300;
  font-size: 24px; letter-spacing: 0.08em;
  color: var(--mb-charcoal-black);
}

.raf-select {
  width: 100%; padding: 12px 0;
  border: 0; border-bottom: 1px solid var(--border-rule);
  background: transparent;
  font-family: var(--font-sans); font-size: 16px; font-weight: 300;
  color: var(--mb-charcoal-black);
  appearance: none;
  background-image:
    linear-gradient(45deg, transparent 50%, var(--fg-muted) 50%),
    linear-gradient(135deg, var(--fg-muted) 50%, transparent 50%);
  background-position: calc(100% - 14px) 50%, calc(100% - 8px) 50%;
  background-size: 6px 6px, 6px 6px;
  background-repeat: no-repeat;
}

@media (max-width: 900px) {
  .raf-cols-2, .raf-cols-3 { grid-template-columns: 1fr; gap: 48px; }
  .raf-form-grid { grid-template-columns: 1fr; }
  .raf-progress { grid-template-columns: 1fr 1fr; }
  .raf-progress__step:nth-child(2) { border-right: 0; }
  .raf-section { padding: 64px clamp(20px, 4vw, 32px); }
}