/* =============================================================
   DESIGN TOKENS
   Change brand colors here — they cascade through the whole page.
   ============================================================= */
:root{
  --bg:            #F6F5F1;   /* off-white background */
  --bg-alt:        #EFEDE7;   /* slightly deeper off-white for alternating sections */
  --surface:       #FFFFFF;
  --border:        #E2DFD7;
  --ink:           #2A2A2E;   /* graphite text */
  --ink-soft:      #5C5C61;

  --pedrita:       #6F5AC4;   /* Pedrita AI purple — primary accent */
  --pedrita-deep:  #4B3792;
  --pro-orange:    #D9722C;   /* Marmorista PRO — small details only */
  --wa-green:      #2BA84A;   /* WhatsApp elements only */

  --display: "Fraunces", Georgia, serif;
  --body:    "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --mono:    "IBM Plex Mono", ui-monospace, monospace;

  --radius: 14px;
  --nav-h: 64px;
  --max: 1120px;
  --max-narrow: 760px;
}

*,*::before,*::after{ box-sizing: border-box; }
html{ scroll-behavior: smooth; scroll-padding-top: calc(var(--nav-h) + 12px); }
@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior: auto; }
  *{ animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; }
}

body{
  margin:0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--body);
  font-size: 17px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

img{ max-width: 100%; display:block; }
a{ color: var(--pedrita-deep); }
a:focus-visible, button:focus-visible, input:focus-visible, textarea:focus-visible{
  outline: 3px solid var(--pedrita);
  outline-offset: 2px;
}

.sr-only{
  position:absolute; width:1px; height:1px; padding:0; margin:-1px;
  overflow:hidden; clip:rect(0,0,0,0); white-space:nowrap; border:0;
}

.skip-link{
  position:absolute; left:8px; top:-60px;
  background: var(--ink); color:#fff; padding:10px 16px; border-radius: 8px;
  z-index: 1000; transition: top .15s ease;
}
.skip-link:focus{ top:8px; }

h1,h2,h3{ font-family: var(--display); font-weight:600; color: var(--ink); margin: 0 0 .5em; letter-spacing:-0.01em; }
h1{ font-size: clamp(2rem, 5vw + 1rem, 3.4rem); line-height:1.08; font-optical-sizing:auto; }
h2{ font-size: clamp(1.5rem, 2.6vw + 1rem, 2.3rem); line-height:1.15; }
h3{ font-size: 1.15rem; }

.eyebrow{
  font-family: var(--mono);
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--pedrita-deep);
  margin: 0 0 .9rem;
}

.section-lede{ color: var(--ink-soft); max-width: 60ch; margin-bottom: 1.8rem; }

/* =============================================================
   NAV
   ============================================================= */
.site-nav{
  position: fixed; top:0; left:0; right:0; z-index: 500;
  background: rgba(246,245,241,0.86);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}
.nav-inner{
  max-width: var(--max); margin: 0 auto; height: var(--nav-h);
  display:flex; align-items:center; justify-content:space-between;
  padding: 0 20px;
}
.nav-brand{ font-family: var(--display); font-weight:600; color: var(--ink); text-decoration:none; font-size:1.05rem; }
.nav-links{ display:none; align-items:center; gap: 1.6rem; }
.nav-links a{ color: var(--ink); text-decoration:none; font-size:.95rem; }
.nav-links a:hover{ color: var(--pedrita-deep); }
.lang-toggle{
  font-family: var(--mono); font-size:.8rem; background:none; border:1px solid var(--border);
  border-radius: 999px; padding:.3rem .8rem; cursor:pointer; color: var(--ink-soft);
}
.nav-toggle{
  display:flex; flex-direction:column; justify-content:center; gap:5px;
  width:36px; height:36px; background:none; border:none; cursor:pointer;
}
.nav-toggle span{ display:block; height:2px; background: var(--ink); border-radius: 2px; }
.nav-links-mobile{
  display:none; flex-direction:column; gap: 0; background: var(--surface);
  border-top: 1px solid var(--border);
}
.nav-links-mobile.open{ display:flex; }
.nav-links-mobile a{
  padding: 14px 20px; text-decoration:none; color: var(--ink); border-bottom:1px solid var(--border);
}

@media (min-width: 860px){
  .nav-links{ display:flex; }
  .nav-toggle{ display:none; }
  .nav-links-mobile{ display:none !important; }
}

/* =============================================================
   SIGNATURE ELEMENT — "ruler" divider
   A tick-marked rule referencing the measuring tapes/rulers that
   run through the whole story (cut lists, countertop measurements).
   ============================================================= */
.ruler-divider{
  height: 22px;
  margin: 0 auto;
  max-width: var(--max);
  background-image: repeating-linear-gradient(
    to right,
    var(--border) 0, var(--border) 1px,
    transparent 1px, transparent 40px
  );
  background-position: center 0;
  background-repeat: repeat-x;
  position: relative;
}
.ruler-divider::after{
  content:"";
  position:absolute; left:0; right:0; top: 10px; height:1px;
  background: var(--border);
}

/* =============================================================
   LAYOUT HELPERS
   ============================================================= */
.section{ padding: 5.5rem 20px; }
.section.alt{ background: var(--bg-alt); }
.section-inner{ max-width: var(--max); margin: 0 auto; }
.section-inner.narrow{ max-width: var(--max-narrow); }
.prose p{ margin: 0 0 1.1em; color: var(--ink); max-width: 68ch; }
.prose{ margin-bottom: 1.5rem; }

/* =============================================================
   HERO
   ============================================================= */
.hero{ padding-top: calc(var(--nav-h) + 3rem); background: var(--bg); }
.hero-inner{
  max-width: var(--max); margin: 0 auto; padding: 0 20px 3rem;
  display:grid; gap: 2.5rem;
}
.hero-sub{ font-size: 1.15rem; color: var(--ink-soft); max-width: 46ch; margin: 0 0 1rem; }
.hero-note{ font-family: var(--mono); font-size: .85rem; color: var(--ink-soft); border-left: 2px solid var(--pedrita); padding-left: .8rem; max-width: 46ch; margin-bottom: 2rem;}
.hero-ctas{ display:flex; gap: .9rem; flex-wrap:wrap; }
.hero-media{ position:relative; }
.hero-photo{ margin:0; border-radius: var(--radius); overflow:hidden; border:1px solid var(--border); background:var(--surface); }
.hero-photo img{ width:100%; height: auto; object-fit: cover; aspect-ratio: 3/4; }
.hero-photo figcaption{ padding: .8rem 1rem; font-size:.85rem; color: var(--ink-soft); }
.hero-chip{
  position:absolute; bottom: 3.6rem; left: -0.6rem;
  background: var(--ink); color:#fff; font-size:.82rem;
  padding: .55rem 1rem; border-radius: 999px;
  display:flex; align-items:center; gap:.5rem;
  box-shadow: 0 8px 24px rgba(0,0,0,.18);
}
.chip-dot{ width:8px; height:8px; border-radius:50%; background: var(--pedrita); display:inline-block; }

@media (min-width: 880px){
  .hero-inner{ grid-template-columns: 1.1fr 0.9fr; align-items:center; }
  .hero-photo img{ aspect-ratio: 4/5; }
}

/* =============================================================
   HIGHLIGHTS (three blocks, right after the hero)
   ============================================================= */
.highlights{ padding: 0 20px 4rem; background: var(--bg); }
.highlight-grid{ display:grid; gap: 1rem; grid-template-columns: 1fr; max-width: var(--max); margin: 0 auto; }
.highlight-card{
  border-top: 2px solid var(--pedrita); padding: 1.2rem 0 0;
}
.highlight-figure{
  font-family: var(--display); font-size: 1.6rem; font-weight:600; margin: 0 0 .35rem; color: var(--ink);
}
.highlight-caption{ margin:0; color: var(--ink-soft); font-size:.95rem; max-width: 32ch; }
@media (min-width: 700px){ .highlight-grid{ grid-template-columns: repeat(3,1fr); } }

/* =============================================================
   BUTTONS
   ============================================================= */
.btn{
  display:inline-block; padding: .85rem 1.5rem; border-radius: 999px;
  text-decoration:none; font-weight:600; font-size: .95rem;
  transition: transform .15s ease, box-shadow .15s ease;
}
.btn-primary{ background: var(--pedrita); color:#fff; }
.btn-primary:hover{ background: var(--pedrita-deep); }
.btn-secondary{ background: transparent; color: var(--ink); border: 1.5px solid var(--ink); }
.btn-secondary:hover{ background: var(--ink); color:#fff; }
.btn:hover{ transform: translateY(-1px); }

/* =============================================================
   PROBLEM CARDS
   ============================================================= */
.problem-grid{ display:grid; gap: 1rem; grid-template-columns: 1fr; margin-bottom: 2rem; }
.problem-card{
  background: var(--surface); border:1px solid var(--border); border-radius: var(--radius);
  padding: 1.4rem; position:relative;
}
.problem-tag{
  font-family: var(--mono); font-size:.72rem; letter-spacing:.05em; text-transform:uppercase;
  color: var(--pedrita-deep); display:block; margin-bottom:.5rem;
}
.problem-card p{ margin:0; }
@media (min-width: 700px){ .problem-grid{ grid-template-columns: repeat(3, 1fr); } }

.pull-quote{
  font-family: var(--display); font-size: 1.4rem; font-style: italic; color: var(--ink);
  border-left: 3px solid var(--pedrita); padding-left: 1.2rem; max-width: 56ch;
}
.pull-quote.big{ font-size: 1.7rem; }

/* =============================================================
   SPLIT (transformation section)
   ============================================================= */
.split{ display:grid; gap: 2rem; align-items:center; }
.split-media{ margin:0; }
.split-media img{ border-radius: var(--radius); border: 1px solid var(--border); }
.split-media figcaption{ font-size:.85rem; color: var(--ink-soft); margin-top:.6rem; }
@media (min-width: 860px){ .split{ grid-template-columns: 1.2fr 0.8fr; } }

/* =============================================================
   TIMELINE
   ============================================================= */
.timeline{ list-style:none; margin:0; padding:0; border-left: 2px solid var(--border); }
.timeline li{ position:relative; padding: 0 0 2rem 1.6rem; }
.timeline li::before{
  content:""; position:absolute; left:-7px; top: 4px; width:12px; height:12px;
  border-radius:50%; background: var(--pedrita); border: 3px solid var(--bg-alt);
}
.timeline h3{ margin-bottom:.3rem; }
.timeline p{ margin:0; color: var(--ink-soft); max-width: 56ch; }

/* =============================================================
   PRODUCTS
   ============================================================= */
.product-block{ margin-bottom: 3.5rem; }
.product-block:last-child{ margin-bottom:0; }
.product-head{ display:flex; align-items:center; gap:.8rem; margin-bottom: 1.2rem; }
.product-mark{ width: 14px; height:14px; border-radius:4px; flex-shrink:0; }
.product-mark.pro{ background: var(--pro-orange); }
.product-mark.ai{ background: var(--pedrita); }
.feature-list{
  list-style:none; margin: 0 0 1.6rem; padding:0; display:grid; gap:.6rem;
  grid-template-columns: 1fr; font-size:.98rem;
}
.feature-list li{ padding-left: 1.3rem; position:relative; color: var(--ink); }
.feature-list li::before{ content:"—"; position:absolute; left:0; color: var(--pro-orange); }
@media (min-width:700px){ .feature-list{ grid-template-columns: repeat(2,1fr); } }

.shot-row{ display:grid; gap: 1.2rem; grid-template-columns: 1fr; }
.shot-row figure, .shot-wide{ margin:0; }
.shot-row img, .shot-wide img{ border-radius: var(--radius); border:1px solid var(--border); }
.shot-row figcaption, .shot-wide figcaption{ font-size:.85rem; color: var(--ink-soft); margin-top:.6rem; }
@media (min-width:700px){ .shot-row{ grid-template-columns: 1fr 1fr; } }

.shot-trio{ display:grid; gap: 1.2rem; grid-template-columns: 1fr; margin-bottom: .6rem; }
.shot-trio figure{ margin:0; }
.shot-trio img{ border-radius: var(--radius); border:1px solid var(--border); width:100%; height:auto; }
.shot-trio figcaption{ font-size:.85rem; color: var(--ink-soft); margin-top:.6rem; }
@media (min-width:700px){ .shot-trio{ grid-template-columns: repeat(3,1fr); } }

/* =============================================================
   FLOW STEPS
   ============================================================= */
/* =============================================================
   DEMO PLACEHOLDER (video/GIF to come)
   ============================================================= */
.demo-placeholder{
  border: 1.5px dashed var(--border); border-radius: var(--radius);
  background: var(--surface); padding: 2.4rem 1.4rem; text-align:center;
}
.demo-pipeline{
  list-style:none; margin:0 0 1rem; padding:0;
  display:flex; flex-wrap:wrap; align-items:center; justify-content:center; gap: .5rem .7rem;
  font-family: var(--mono); font-size: .85rem;
}
.demo-pipeline li{ color: var(--ink); }
.demo-pipeline li[aria-hidden]{ color: var(--pedrita); font-size: 1rem; }
.demo-note{ margin:0; color: var(--ink-soft); font-size:.85rem; }

/* =============================================================
   METRICS
   ============================================================= */
.metric-grid{ display:grid; gap: .8rem; grid-template-columns: 1fr; }
.metric-card{
  background: var(--surface); border: 1px solid var(--border); border-radius: 999px;
  padding: .9rem 1.4rem; font-size: .95rem; font-weight:600; text-align:center;
}
@media (min-width:700px){ .metric-grid{ grid-template-columns: repeat(2,1fr); } }
@media (min-width:1000px){ .metric-grid{ grid-template-columns: repeat(3,1fr); } }

/* =============================================================
   TWO COLUMN (role of AI)
   ============================================================= */
.two-col{ display:grid; gap: 1.4rem; grid-template-columns: 1fr; }
.col-card{ background: var(--surface); border:1px solid var(--border); border-radius: var(--radius); padding: 1.6rem; }
.col-card ul{ margin:0; padding-left: 1.1rem; }
.col-card li{ margin-bottom:.5rem; }
@media (min-width: 700px){ .two-col{ grid-template-columns: 1fr 1fr; } }

/* =============================================================
   CHECKLIST
   ============================================================= */
.checklist{ list-style:none; margin:0; padding:0; display:grid; gap:.7rem; }
.checklist li{ padding-left: 1.6rem; position:relative; }
.checklist li::before{ content:"✓"; position:absolute; left:0; color: var(--wa-green); font-weight:700; }

/* =============================================================
   GALLERY
   ============================================================= */
.gallery-grid{ display:grid; gap: .8rem; grid-template-columns: repeat(2,1fr); }
.gallery-item{
  border:1px solid var(--border); border-radius: 10px; overflow:hidden; padding:0;
  background:none; cursor:pointer; aspect-ratio: 4/3;
}
.gallery-item img{ width:100%; height:100%; object-fit:cover; transition: transform .25s ease; }
.gallery-item:hover img{ transform: scale(1.04); }
@media (min-width: 700px){ .gallery-grid{ grid-template-columns: repeat(3,1fr); } }

.lightbox{
  position: fixed; inset:0; background: rgba(20,18,26,.92); z-index: 900;
  display:flex; align-items:center; justify-content:center; padding: 2rem;
}
.lightbox[hidden]{ display:none; }
.lightbox img{ max-width: 100%; max-height: 90vh; border-radius: 8px; }
.lightbox-close{
  position:absolute; top: 1.2rem; right: 1.4rem; background:none; border:none;
  color:#fff; font-size: 2.2rem; cursor:pointer; line-height:1;
}

/* =============================================================
   CLOSING / ATTRIBUTION
   ============================================================= */
.closing-line{ font-family: var(--mono); font-size: .95rem; color: var(--ink-soft); border-top:1px solid var(--border); padding-top: 1.5rem; }
.attribution{ text-align:center; padding: 3rem 20px; }
.small-head{ font-family: var(--display); font-size:1.2rem; }
.fine-print{ font-size: .8rem; color: var(--ink-soft); }

/* =============================================================
   CONTACT
   ============================================================= */
.contact-list{ list-style:none; margin: 0 0 1.8rem; padding:0; display:grid; gap:.6rem; }
.contact-list li{ display:flex; gap:.6rem; flex-wrap:wrap; }
.contact-list span{ font-family: var(--mono); font-size:.82rem; color: var(--ink-soft); min-width: 150px; }
.contact-form{ margin-top: 2.5rem; display:grid; gap: .7rem; max-width: 480px; }
.contact-form label{ font-size:.85rem; font-weight:600; }
.contact-form input, .contact-form textarea{
  width:100%; padding:.7rem .9rem; border:1px solid var(--border); border-radius: 8px;
  font-family: var(--body); font-size: .95rem; background: var(--surface); color: var(--ink);
}
.form-note{ font-size:.85rem; color: var(--wa-green); min-height: 1.2em; }

/* =============================================================
   FOOTER
   ============================================================= */
.site-footer{ padding: 2.5rem 20px; border-top: 1px solid var(--border); }
.footer-inner p{ margin:.2rem 0; }

/* =============================================================
   REVEAL-ON-SCROLL (respects reduced motion via base rule above)
   ============================================================= */
.reveal{ opacity: 0; transform: translateY(14px); transition: opacity .5s ease, transform .5s ease; }
.reveal.in{ opacity: 1; transform: none; }