/* ═══════════════════════════════════════════════
   silent-flow.html — Silent Flow page styles
   ═══════════════════════════════════════════════ */

/* ── Scroll animations ── */
.animate {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.animate.visible {
  opacity: 1;
  transform: none;
}
.d1 { transition-delay: 0.08s; }
.d2 { transition-delay: 0.16s; }
.d3 { transition-delay: 0.24s; }
@media (prefers-reduced-motion: reduce) {
  .animate { opacity: 1 !important; transform: none !important; transition: none !important; }
}

/* ═══════════════════════════════════════════════
   HERO — full-bleed with centered title
   ═══════════════════════════════════════════════ */
.sf-hero {
  position: relative;
  width: 100%;
  height: 80vh;
  min-height: 520px;
  max-height: 800px;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}
.sf-hero-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 55%;
}
.sf-hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to bottom,
    rgba(0,0,0,0.50) 0%,
    rgba(0,0,0,0.30) 50%,
    rgba(0,0,0,0.70) 100%
  );
}
.sf-hero-text {
  position: relative;
  z-index: 1;
  text-align: center;
  color: #fff;
  padding: 0 24px;
}
.sf-hero-label {
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.55);
  margin-bottom: 20px;
}
.sf-hero-title {
  font-size: clamp(4rem, 12vw, 9rem);
  font-weight: 700;
  letter-spacing: 0.08em;
  line-height: 1;
  margin-bottom: 22px;
}
.sf-hero-sub {
  font-size: clamp(1rem, 2.5vw, 1.35rem);
  font-weight: 300;
  color: rgba(255,255,255,0.80);
  letter-spacing: 0.03em;
}

/* ═══════════════════════════════════════════════
   SECTION WRAPPERS
   ═══════════════════════════════════════════════ */
.sf-section {
  background: #fff;
}

/* ═══════════════════════════════════════════════
   STORY
   ═══════════════════════════════════════════════ */
.sf-story {
  padding-top: 88px;
  padding-bottom: 0;
}
.sf-story-text {
  max-width: 680px;
  margin: 0 auto 64px;
  font-size: clamp(1rem, 1.8vw, 1.1rem);
  font-weight: 300;
  color: #555;
  line-height: 2;
  text-align: center;
}

/* GIF / visualization — centered, max-width constrained */
.sf-fullbleed {
  width: 100%;
  max-width: 560px;
  margin: 0 auto 64px;
  padding: 0 24px;
  box-sizing: border-box;
}
.sf-fullbleed img {
  display: block;
  width: 100%;
  border-radius: 16px;
  aspect-ratio: 8 / 5;
  object-fit: cover;
}

/* "Now it waits" block */
.sf-now {
  max-width: 680px;
  margin: 0 auto 72px;
  text-align: center;
}
.sf-now-heading {
  font-size: clamp(2.4rem, 5vw, 4rem);
  font-weight: 300;
  color: #1a1a1a;
  letter-spacing: -0.02em;
  line-height: 1.1;
  margin-bottom: 36px;
}
.sf-now-text {
  font-size: clamp(0.95rem, 1.8vw, 1.05rem);
  font-weight: 300;
  color: #666;
  line-height: 2;
  margin-bottom: 20px;
}

/* 3-photo horizontal grid */
.sf-photos {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 4px;
  margin-bottom: 0;
}
.sf-photo-item {
  overflow: hidden;
}
.sf-photo-item img {
  display: block;
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  transition: transform 0.7s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}
.sf-photo-item:hover img {
  transform: scale(1.04);
}

/* ═══════════════════════════════════════════════
   AN INVITATION — full-bleed split layout
   ═══════════════════════════════════════════════ */
.sf-invitation {
  background: #f5f5f3;
  padding: 0;
}
.sf-invite-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  min-height: 580px;
  align-items: stretch;
}
.sf-invite-photo {
  overflow: hidden;
}
.sf-invite-photo img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.sf-invite-text {
  padding: 80px clamp(32px, 5vw, 72px);
  padding-right: clamp(32px, calc((100vw - 960px) / 2 + 48px), 200px);
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.sf-invite-label {
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: #ffa44f;
  margin-bottom: 20px;
}
.sf-invite-heading {
  font-size: clamp(1.8rem, 3.5vw, 2.8rem);
  font-weight: 300;
  color: #1a1a1a;
  letter-spacing: -0.02em;
  line-height: 1.2;
  margin-bottom: 28px;
}
.sf-invite-body {
  font-size: 0.95rem;
  color: #555;
  line-height: 1.9;
  margin-bottom: 16px;
}

/* Cost block */
.sf-cost-block {
  margin-top: 32px;
  padding: 24px 28px;
  background: #fff;
  border-radius: 14px;
  border-left: 3px solid #ffa44f;
}
.sf-cost-label {
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: #bbb;
  margin-bottom: 6px;
}
.sf-cost-amount {
  font-size: 2.6rem;
  font-weight: 700;
  color: #ffa44f;
  line-height: 1;
  margin-bottom: 16px;
}
.sf-cost-desc {
  font-size: 0.88rem;
  color: #666;
  line-height: 1.8;
  margin-bottom: 12px;
}
.sf-cost-tagline {
  font-size: 0.88rem;
  color: #999;
  font-style: italic;
  line-height: 1.7;
}

/* ═══════════════════════════════════════════════
   VISION — full-bleed render + quote
   ═══════════════════════════════════════════════ */
.sf-vision {
  background: #111;
  padding-bottom: 88px;
}
.sf-vision-img {
  width: 100%;
  margin-bottom: 0;
}
.sf-vision-img img {
  display: block;
  width: 100%;
  aspect-ratio: 21 / 9;
  object-fit: cover;
  object-position: center 35%;
}
.sf-vision-quote {
  max-width: 680px;
  margin: 72px auto 0;
  text-align: center;
  font-size: clamp(1.3rem, 3vw, 2rem);
  font-weight: 300;
  color: rgba(255,255,255,0.75);
  line-height: 1.65;
  font-style: italic;
  padding: 0 24px;
}
.sf-vision-sub {
  display: block;
  margin-top: 36px;
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.25);
  font-style: normal;
}

/* ═══════════════════════════════════════════════
   RESPONSIVE
   ═══════════════════════════════════════════════ */
@media (max-width: 960px) {
  .sf-invite-layout {
    grid-template-columns: 1fr;
    min-height: unset;
  }
  .sf-invite-photo {
    min-height: 380px;
  }
  .sf-invite-text {
    padding: 56px 32px;
  }
}

@media (max-width: 640px) {
  .sf-hero { height: 60vw; min-height: 320px; }
  .sf-story { padding-top: 56px; }
  .sf-photos { grid-template-columns: 1fr; }
  .sf-photo-item img { aspect-ratio: 16 / 10; }
  .sf-vision-img img { aspect-ratio: 16 / 9; }
}