/* ===========================
   ATELIER MODARCH — STYLESHEET
   =========================== */

@import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:ital,wght@0,300;0,400;0,600;1,300;1,400&family=Inter:wght@300;400;500;600&display=swap');

/* ── TOKENS ── */
:root {
  --c-bg:        #0E1711;
  --c-surface:   rgba(14, 23, 17, 0.7);
  --c-border:    rgba(255, 255, 255, 0.15);
  --c-text:      #F5F5F5;
  --c-text-muted:#B8BCAE;
  --c-accent:    #D4AF37;
  --c-accent-dk: #AA8B2B;
  --c-white:     #FFFFFF;
  --c-overlay:   rgba(0,0,0,0.6);

  --f-serif:     'Cormorant Garamond', Georgia, serif;
  --f-sans:      'Inter', system-ui, sans-serif;

  --radius:      4px;
  --radius-lg:   8px;
  --shadow-sm:   0 1px 4px rgba(0,0,0,.08);
  --shadow-md:   0 4px 20px rgba(0,0,0,.12);

  --nav-h:       68px;
  --max-w:       1160px;
  --gap:         clamp(1rem, 3vw, 2rem);

  --c-accent-hover: #BF9B2D;
  --shadow-gold: 0 0 0 3px rgba(212, 175, 55, 0.25);
  --transition-fast: 150ms ease;
  --transition-med:  250ms ease;
  --transition-slow: 500ms ease;
}

/* ── RESET ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--f-sans);
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.7;
  color: var(--c-text);
  background: var(--c-bg) url('../img/marble-green.webp') no-repeat center center fixed;
  background-size: cover;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }

/* ── TYPOGRAPHY ── */
h1, h2, h3, h4 {
  font-family: var(--f-serif);
  font-weight: 400;
  line-height: 1.2;
  color: var(--c-text);
}
h1 { font-size: clamp(2.2rem, 5vw, 3.6rem); }
h2 { font-size: clamp(1.6rem, 3.5vw, 2.4rem); }
h3 { font-size: clamp(1.2rem, 2.5vw, 1.7rem); }
p  { color: var(--c-text-muted); max-width: 68ch; }

/* ── LAYOUT ── */
.container {
  width: 100%;
  max-width: var(--max-w);
  margin-inline: auto;
  padding-inline: var(--gap);
}
.section { padding-block: clamp(3rem, 7vw, 6rem); }
.section--alt { background: var(--c-surface); }

/* ── NAV ── */
.nav {
  position: sticky;
  top: 0;
  z-index: 900;
  height: var(--nav-h);
  background: rgba(14, 23, 17, 0.85);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--c-border);
  display: flex;
  align-items: center;
}
.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  width: 100%;
  max-width: var(--max-w);
  margin-inline: auto;
  padding-inline: var(--gap);
}
.nav__logo {
  font-family: var(--f-serif);
  font-size: 1.35rem;
  letter-spacing: .04em;
  color: var(--c-text);
  white-space: nowrap;
}
.nav__logo span { color: var(--c-accent); }
.nav__links {
  display: flex;
  gap: clamp(.6rem, 2vw, 1.8rem);
  align-items: center;
}
.nav__links a {
  font-size: .82rem;
  font-weight: 500;
  letter-spacing: .06em;
  text-transform: uppercase;
  color: var(--c-text-muted);
  transition: color .2s;
}
.nav__links a:hover,
.nav__links a.active { color: var(--c-accent); }
.nav__cta {
  font-size: .78rem;
  font-weight: 600;
  letter-spacing: .08em;
  text-transform: uppercase;
  padding: .55rem 1.2rem;
  border: 1.5px solid var(--c-accent);
  color: var(--c-accent);
  border-radius: var(--radius);
  transition: background .2s, color .2s;
  white-space: nowrap;
}
.nav__cta:hover { background: var(--c-accent); color: var(--c-white); }

/* Hamburger */
.nav__toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}
.nav__toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--c-text);
  transition: transform .3s, opacity .3s;
}

/* ── BREADCRUMB ── */
.breadcrumb {
  background: rgba(14, 23, 17, 0.6);
  backdrop-filter: blur(5px);
  border-bottom: 1px solid var(--c-border);
  padding-block: .6rem;
  font-size: .8rem;
  color: var(--c-text-muted);
}
.breadcrumb ol {
  display: flex;
  flex-wrap: wrap;
  gap: .3rem;
  max-width: var(--max-w);
  margin-inline: auto;
  padding-inline: var(--gap);
}
.breadcrumb li + li::before { content: '›'; margin-right: .3rem; }
.breadcrumb a { color: var(--c-accent); }
.breadcrumb [aria-current] { color: var(--c-text-muted); }

/* ── HERO ── */
.hero {
  min-height: 88vh;
  display: flex;
  align-items: center;
  background: var(--c-text);
  background-image:
    linear-gradient(160deg, rgba(14,23,17,.25) 0%, rgba(14,23,17,.82) 65%),
    url('../img/hero-bg-new.webp');
  background-size: cover;
  background-position: center;
  color: var(--c-white);
  padding-block: clamp(4rem, 10vw, 8rem);
}
.hero .container { max-width: 720px; }
.hero h1 {
  color: var(--c-white);
  margin-bottom: 1.2rem;
  font-size: clamp(2.4rem, 5.5vw, 4rem);
}
.hero p { color: rgba(255,255,255,.78); max-width: 54ch; margin-bottom: 2rem; font-size: 1.05rem; }
.hero__ctas { display: flex; flex-wrap: wrap; gap: 1rem; }

/* ── BUTTONS ── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  font-family: var(--f-sans);
  font-size: .82rem;
  font-weight: 600;
  letter-spacing: .08em;
  text-transform: uppercase;
  padding: .75rem 1.8rem;
  border-radius: var(--radius);
  transition: background .2s, color .2s, transform .15s;
  cursor: pointer;
  border: 1.5px solid transparent;
}
.btn:hover { transform: translateY(-1px); }
.btn--primary { background: var(--c-accent); color: var(--c-white); border-color: var(--c-accent); }
.btn--primary:hover { background: var(--c-accent-dk); border-color: var(--c-accent-dk); }
.btn--outline { background: transparent; color: var(--c-white); border-color: rgba(255,255,255,.5); }
.btn--outline:hover { background: rgba(255,255,255,.1); border-color: var(--c-white); }
.btn--ghost { background: transparent; color: var(--c-accent); border-color: var(--c-accent); }
.btn--ghost:hover { background: var(--c-accent); color: var(--c-white); }

/* ── CARDS ── */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
  margin-top: 2.5rem;
}
.card {
  background: var(--c-surface);
  backdrop-filter: blur(8px);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-lg);
  padding: 2rem 1.8rem;
  display: flex;
  flex-direction: column;
  gap: .8rem;
  box-shadow: var(--shadow-sm);
  transition: box-shadow .25s, transform .25s;
}
.card:hover { box-shadow: var(--shadow-md); transform: translateY(-3px); }
.card__icon {
  width: 42px;
  height: 42px;
  background: var(--c-surface);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--c-accent);
}
.card h3 { font-size: 1.3rem; }
.card p { font-size: .93rem; flex: 1; }
.card a {
  font-size: .78rem;
  font-weight: 600;
  letter-spacing: .06em;
  text-transform: uppercase;
  color: var(--c-accent);
  margin-top: auto;
  transition: gap .2s;
  display: flex;
  align-items: center;
  gap: .4rem;
}
.card a::after { content: '→'; }
.card a:hover { gap: .7rem; }

/* ── STEPS ── */
.steps { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 1.5rem; margin-top: 2.5rem; }
.step { padding: 1.6rem; border-left: 3px solid var(--c-accent); background: var(--c-surface); backdrop-filter: blur(8px); border-radius: 0 var(--radius) var(--radius) 0; }
.step__num { font-family: var(--f-serif); font-size: 2.5rem; color: var(--c-accent); opacity:.25; font-weight: 300; line-height:1; }
.step h3 { font-size: 1.1rem; margin-block: .5rem .3rem; }
.step p { font-size: .9rem; }

/* ── LIST FEATURES ── */
.features { margin-top: 2rem; display: flex; flex-direction: column; gap: .6rem; }
.features li {
  display: flex;
  align-items: flex-start;
  gap: .7rem;
  font-size: .95rem;
  color: var(--c-text-muted);
}
.features li::before { content: '✦'; color: var(--c-accent); flex-shrink: 0; margin-top: .15em; }

/* ── CTA BAND ── */
.cta-band {
  background: rgba(14, 23, 17, 0.88) url('../img/bg-pattern-geometrico.webp') no-repeat center center;
  background-size: cover;
  background-blend-mode: multiply;
  color: var(--c-text);
  padding-block: clamp(3rem, 6vw, 5rem);
  text-align: center;
}
.cta-band h2 { color: var(--c-white); margin-bottom: 1rem; }

/* Service + process images */
.service-image { width: 100%; border-radius: var(--radius-lg); margin-bottom: 1.5rem; aspect-ratio: 4/3; object-fit: cover; display: block; }
.step-image { width: 100%; max-width: 320px; border-radius: var(--radius); aspect-ratio: 4/3; object-fit: cover; margin-top: 1rem; opacity: .9; }
.chi-siamo-image { width: 100%; border-radius: var(--radius-lg); aspect-ratio: 3/2; object-fit: cover; margin-bottom: 2.5rem; object-position: center 30%; }
.cta-band p { color: rgba(255,255,255,.7); margin-inline: auto; margin-bottom: 2rem; }

/* ── PAGE HERO ── */
.page-hero {
  background: transparent;
  padding-block: clamp(3rem, 7vw, 5.5rem);
  color: var(--c-text);
}
.page-hero h1 { color: var(--c-text); }
.page-hero p { color: var(--c-text-muted); margin-top: .8rem; }

/* ── CONTENT PROSE ── */
.prose { max-width: 72ch; }
.prose h2 { margin-top: 2.2rem; margin-bottom: .6rem; }
.prose h2:first-child { margin-top: 0; }
.prose p { margin-bottom: 1rem; }
.prose ul { display: flex; flex-direction: column; gap: .5rem; margin-bottom: 1.2rem; }
.prose ul li {
  padding-left: 1.2em;
  position: relative;
  color: var(--c-text-muted);
  font-size: .96rem;
}
.prose ul li::before {
  content: '–';
  position: absolute;
  left: 0;
  color: var(--c-accent);
}
.prose strong { color: var(--c-text); }

/* ── DEFINITION LIST ── */
.glossary { max-width: 72ch; }
.glossary dt {
  font-family: var(--f-serif);
  font-size: 1.25rem;
  color: var(--c-text);
  margin-top: 2rem;
  padding-bottom: .3rem;
  border-bottom: 1px solid var(--c-border);
}
.glossary dd {
  margin-top: .5rem;
  color: var(--c-text-muted);
  font-size: .95rem;
  padding-left: .5rem;
}

/* ── VALUES ── */
.values-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 1.5rem; margin-top: 2rem; }
.value-item { padding: 1.5rem; background: var(--c-surface); backdrop-filter: blur(8px); border-radius: var(--radius-lg); border: 1px solid var(--c-border); }
.value-item strong { font-family: var(--f-serif); font-size: 1.2rem; display: block; margin-bottom: .4rem; color: var(--c-accent); }

/* ── FORM ── */
.form-wrap { max-width: 600px; }
.form-wrap form { display: flex; flex-direction: column; gap: 1.2rem; margin-top: 2rem; }
.form-group { display: flex; flex-direction: column; gap: .4rem; }
.form-group label {
  font-size: .8rem;
  font-weight: 600;
  letter-spacing: .06em;
  text-transform: uppercase;
  color: var(--c-text-muted);
}
.form-group input,
.form-group select,
.form-group textarea {
  font-family: var(--f-sans);
  font-size: 1rem;
  padding: .75rem 1rem;
  border: 1.5px solid var(--c-border);
  border-radius: var(--radius);
  background: rgba(14, 23, 17, 0.5);
  color: var(--c-text);
  backdrop-filter: blur(5px);
  transition: border-color .2s;
  width: 100%;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--c-accent);
}
.form-group textarea { resize: vertical; min-height: 120px; }
.form-group select { cursor: pointer; }
.form__submit { align-self: flex-start; }
.form-note { font-size: .8rem; color: var(--c-text-muted); margin-top: -.4rem; }

/* ── CONTACT INFO ── */
.contact-info { display: flex; flex-direction: column; gap: 1rem; }
.contact-info a[href^="tel"] { color: var(--c-accent); font-weight: 500; }
.contact-info a[href^="mailto"] { color: var(--c-accent); }

/* ── FOOTER ── */
.footer {
  background: rgba(14, 23, 17, 0.9);
  color: rgba(255,255,255,.65);
  padding-block: 2.5rem 1.5rem;
  font-size: .85rem;
}
.footer__inner {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 2rem;
  max-width: var(--max-w);
  margin-inline: auto;
  padding-inline: var(--gap);
}
.footer__brand { font-family: var(--f-serif); font-size: 1.2rem; color: var(--c-white); margin-bottom: .4rem; }
.footer__col h4 { font-family: var(--f-sans); font-size: .75rem; text-transform: uppercase; letter-spacing: .08em; color: rgba(255,255,255,.4); margin-bottom: .8rem; }
.footer__col a { color: rgba(255,255,255,.65); display: block; margin-bottom: .4rem; transition: color .2s; }
.footer__col a:hover { color: var(--c-white); }
.footer__bottom {
  border-top: 1px solid rgba(255,255,255,.1);
  margin-top: 2rem;
  padding-top: 1rem;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: .5rem;
  max-width: var(--max-w);
  margin-inline: auto;
  padding-inline: var(--gap);
  font-size: .78rem;
  color: rgba(255,255,255,.35);
}

/* ── PROCESS PAGE ── */
.process-steps { display: flex; flex-direction: column; gap: 0; margin-top: 2.5rem; }
.process-step {
  display: grid;
  grid-template-columns: 80px 1fr;
  gap: 1.5rem;
  padding-block: 2rem;
  border-bottom: 1px solid var(--c-border);
}
.process-step:last-child { border-bottom: none; }
.process-step__num {
  font-family: var(--f-serif);
  font-size: 3rem;
  color: var(--c-border);
  font-weight: 300;
  line-height: 1;
  padding-top: .1em;
}
.process-step h2 { font-size: 1.6rem; margin-bottom: .6rem; }

/* ── INLINE LINKS ── */
.link-accent {
  color: var(--c-accent);
  font-size: .82rem;
  font-weight: 600;
  letter-spacing: .05em;
  text-transform: uppercase;
  display: inline-flex;
  align-items: center;
  gap: .3rem;
  transition: gap .2s;
}
.link-accent::after { content: '→'; }
.link-accent:hover { gap: .6rem; }

.related-links { display: flex; flex-wrap: wrap; gap: 1.5rem; margin-top: 2.5rem; padding-top: 1.5rem; border-top: 1px solid var(--c-border); }

/* ── MOBILE NAV ── */
@media (max-width: 768px) {
  .nav__links {
    display: none;
    position: fixed;
    inset: var(--nav-h) 0 0 0;
    background: var(--c-bg);
    flex-direction: column;
    padding: 2rem var(--gap);
    gap: 1.5rem;
    border-top: 1px solid var(--c-border);
    overflow-y: auto;
  }
  .nav__links.open { display: flex; }
  .nav__links a { font-size: 1rem; }
  .nav__cta { display: none; }
  .nav__toggle { display: flex; }

  .process-step { grid-template-columns: 1fr; gap: .5rem; }
  .process-step__num { font-size: 2rem; }
}

/* ── SKIP LINK ── */
.skip-link {
  position: absolute;
  top: -100%;
  left: 1rem;
  z-index: 9999;
  padding: .5rem 1rem;
  background: var(--c-accent);
  color: var(--c-white);
  font-size: .82rem;
  font-weight: 600;
  border-radius: var(--radius);
  transition: top var(--transition-fast);
}
.skip-link:focus { top: 1rem; }

/* ── NAV SCROLLED ── */
.nav--scrolled {
  background: rgba(14, 23, 17, 0.97);
  box-shadow: 0 2px 16px rgba(0,0,0,.3);
}

/* ── BACK TO TOP ── */
.back-to-top {
  position: fixed;
  bottom: 2rem;
  right: 1.5rem;
  z-index: 800;
  width: 44px;
  height: 44px;
  background: var(--c-accent);
  color: var(--c-white);
  border: none;
  border-radius: 50%;
  font-size: 1.1rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transform: translateY(8px);
  transition: opacity var(--transition-med), transform var(--transition-med), background var(--transition-fast);
  box-shadow: var(--shadow-md);
}
.back-to-top.visible { opacity: 1; pointer-events: auto; transform: translateY(0); }
.back-to-top:hover { background: var(--c-accent-hover); }

/* ── ANIMATIONS ── */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: translateY(0); }
}
.animate-up { animation: fadeUp .6s ease both; }
.animate-up:nth-child(2) { animation-delay: .1s; }
.animate-up:nth-child(3) { animation-delay: .2s; }
.animate-up:nth-child(4) { animation-delay: .3s; }

/* ── DATA-REVEAL ── */
[data-reveal] {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity var(--transition-slow), transform var(--transition-slow);
}
[data-reveal].revealed { opacity: 1; transform: translateY(0); }
[data-reveal][data-delay="1"] { transition-delay: 100ms; }
[data-reveal][data-delay="2"] { transition-delay: 200ms; }
[data-reveal][data-delay="3"] { transition-delay: 300ms; }
[data-reveal][data-delay="4"] { transition-delay: 400ms; }

/* ── TESTIMONIALS ── */
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
  margin-top: 2.5rem;
}
.testimonial {
  background: var(--c-surface);
  backdrop-filter: blur(8px);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-lg);
  padding: 2rem 1.8rem;
  position: relative;
}
.testimonial::before {
  content: '\201C';
  font-family: var(--f-serif);
  font-size: 4rem;
  color: var(--c-accent);
  opacity: .35;
  position: absolute;
  top: .5rem;
  left: 1.4rem;
  line-height: 1;
}
.testimonial blockquote {
  font-family: var(--f-serif);
  font-size: 1.05rem;
  font-style: italic;
  color: var(--c-text);
  line-height: 1.6;
  margin-bottom: 1rem;
  padding-top: 1.5rem;
}
.testimonial cite {
  font-size: .78rem;
  font-weight: 600;
  letter-spacing: .06em;
  text-transform: uppercase;
  color: var(--c-accent);
  font-style: normal;
}

/* ── STATS ── */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 2rem;
  margin-top: 2.5rem;
  text-align: center;
}
.stat-item .stat-num {
  font-family: var(--f-serif);
  font-size: clamp(2.8rem, 6vw, 4rem);
  color: var(--c-accent);
  font-weight: 300;
  line-height: 1;
  display: block;
}
.stat-item .stat-label {
  font-size: .82rem;
  font-weight: 500;
  letter-spacing: .06em;
  text-transform: uppercase;
  color: var(--c-text-muted);
  margin-top: .4rem;
  display: block;
}

/* ── FAQ ── */
.faq { max-width: 780px; margin-top: 2.5rem; }
.faq-item {
  border-bottom: 1px solid var(--c-border);
}
.faq-item summary {
  font-family: var(--f-serif);
  font-size: 1.15rem;
  color: var(--c-text);
  padding-block: 1.2rem;
  cursor: pointer;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: '+';
  font-family: var(--f-sans);
  font-size: 1.3rem;
  color: var(--c-accent);
  flex-shrink: 0;
  transition: transform var(--transition-fast);
}
.faq-item[open] summary::after { transform: rotate(45deg); }
.faq-item p {
  padding-bottom: 1.2rem;
  padding-left: .2rem;
  font-size: .96rem;
}

/* ── REDUCED MOTION ── */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .01ms !important; transition-duration: .01ms !important; }
  [data-reveal] { opacity: 1; transform: none; }
  .back-to-top { transition: none; }
}