/* ═══════════════════════════════════════════════════════════
   IFC — IMELDA FOTO CANINA
   Shared Design System
   Visual: Dark editorial · Cormorant Garamond · Gold accent
   ═══════════════════════════════════════════════════════════ */

/* ─── RESET ─────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
img { display: block; width: 100%; height: 100%; object-fit: cover; }
a { text-decoration: none; color: inherit; }
button, input, textarea, select { font-family: inherit; border: none; background: none; outline: none; }
ul { list-style: none; }

/* ─── TOKENS ─────────────────────────────────────────────── */
:root {
  --black:   #0A0A0A;
  --off:     #F7F5F2;   /* warm off-white */
  --warm:    #1C1916;   /* very dark warm */
  --muted:   #6B6560;   /* warm gray text */
  --border:  #D4CFC9;   /* warm light border */
  --accent:  #C8A96E;   /* gold */
  --dim:     rgba(10,10,10,0.06);

  --serif: 'Cormorant Garamond', Georgia, serif;
  --sans:  'Inter', system-ui, -apple-system, sans-serif;
  --nav-h: 72px;
}

/* ─── BASE ───────────────────────────────────────────────── */
body {
  font-family: var(--sans);
  background: var(--off);
  color: var(--black);
  font-size: 15px;
  line-height: 1.65;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

/* ─── NAVIGATION ─────────────────────────────────────────── */
nav {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 100;
  height: var(--nav-h);
  background: var(--off);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  padding: 0 56px;
}
.nav-inner {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav-logo {
  font-family: var(--serif);
  font-size: 17px;
  font-weight: 400;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--black);
}
.nav-logo em { font-style: italic; color: var(--muted); font-weight: 300; }
.nav-links {
  display: flex;
  gap: 40px;
}
.nav-links a {
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
  transition: color 0.2s;
}
.nav-links a:hover,
.nav-links a.active { color: var(--black); }
.nav-cta {
  display: inline-block;
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--off);
  background: var(--black);
  padding: 12px 26px;
  transition: background 0.2s;
}
.nav-cta:hover { background: var(--warm); }

/* ─── SECTION LABEL ──────────────────────────────────────── */
.label {
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--muted);
}
.label-light {
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: rgba(247,245,242,0.65);
}

/* ─── BUTTONS ─────────────────────────────────────────────── */
.btn-dark {
  display: inline-block;
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--off);
  background: var(--black);
  padding: 16px 36px;
  transition: background 0.2s;
  cursor: pointer;
}
.btn-dark:hover { background: var(--warm); }

.btn-off {
  display: inline-block;
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--black);
  background: var(--off);
  padding: 16px 36px;
  transition: background 0.2s;
  cursor: pointer;
}
.btn-off:hover { background: #ece9e4; }

.btn-outline {
  display: inline-block;
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--black);
  background: transparent;
  border: 1px solid var(--black);
  padding: 15px 36px;
  transition: all 0.2s;
  cursor: pointer;
}
.btn-outline:hover { background: var(--black); color: var(--off); }

.btn-ghost {
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
  border-bottom: 1px solid var(--border);
  padding-bottom: 3px;
  transition: color 0.2s, border-color 0.2s;
}
.btn-ghost:hover { color: var(--black); border-color: var(--black); }

.btn-ghost-light {
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(247,245,242,0.72);
  border-bottom: 1px solid rgba(247,245,242,0.38);
  padding-bottom: 3px;
  transition: color 0.2s, border-color 0.2s;
}
.btn-ghost-light:hover { color: var(--off); border-color: rgba(247,245,242,0.8); }

/* ─── WA ICON HELPER ──────────────────────────────────────── */
.btn-wa-icon {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.btn-wa-icon svg {
  width: 14px;
  height: 14px;
  fill: #25D366;
  flex-shrink: 0;
}

/* ─── MARQUEE ─────────────────────────────────────────────── */
.marquee-bar {
  background: var(--black);
  border-top: 1px solid rgba(247,245,242,0.15);
  border-bottom: 1px solid rgba(247,245,242,0.15);
  padding: 20px 0;
  overflow: hidden;
  white-space: nowrap;
}
.marquee-track {
  display: inline-flex;
  animation: marquee 32s linear infinite;
}
.marquee-item {
  font-family: var(--serif);
  font-size: 18px;
  font-weight: 400;
  font-style: italic;
  color: var(--off);
  padding: 0 40px;
}
.marquee-dot { color: var(--accent); font-style: normal; font-weight: 500; }
@keyframes marquee {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}

/* ─── NUMBERS BAR ─────────────────────────────────────────── */
.numbers {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  background: var(--off);
}
.number-item {
  padding: 52px 48px;
  border-right: 1px solid var(--border);
}
.number-item:last-child { border-right: none; }
.number-fig {
  font-family: var(--serif);
  font-size: 62px;
  font-weight: 300;
  line-height: 1;
  letter-spacing: -0.02em;
  margin-bottom: 10px;
}
.number-label {
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--muted);
}

/* ─── DARK PROCESS SECTION ────────────────────────────────── */
.process-dark {
  background: var(--black);
  padding: 100px 56px;
}
.process-dark-header {
  display: flex;
  justify-content: flex-start;
  align-items: flex-end;
  margin-bottom: 72px;
  gap: 0;
}
.process-dark-header h2 {
  font-family: var(--serif);
  font-size: clamp(40px, 4vw, 62px);
  font-weight: 300;
  color: var(--off);
  line-height: 1.08;
  flex-shrink: 0;
}
.process-dark-header h2 em { font-style: italic; opacity: 0.4; }
.process-dark-header .label-light {
  border-left: 1px solid rgba(247,245,242,0.2);
  padding-left: 44px;
  margin-left: 44px;
  flex-shrink: 0;
}
.process-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
}
.process-step {
  padding: 40px 36px;
  border-left: 1px solid rgba(247,245,242,0.1);
}
.process-step-num {
  font-family: var(--serif);
  font-size: 52px;
  font-weight: 300;
  line-height: 1;
  opacity: 0.15;
  color: var(--off);
  margin-bottom: 24px;
}
.process-step-title {
  font-family: var(--serif);
  font-size: 22px;
  font-weight: 400;
  color: var(--off);
  margin-bottom: 12px;
}
.process-step-desc {
  font-size: 14px;
  font-weight: 300;
  color: rgba(247,245,242,0.72);
  line-height: 1.8;
}

/* ─── CTA DARK ────────────────────────────────────────────── */
.cta-dark {
  background: var(--warm);
  padding: 112px 56px;
  text-align: center;
}
.cta-dark h2 {
  font-family: var(--serif);
  font-size: clamp(40px, 4vw, 64px);
  font-weight: 300;
  color: var(--off);
  line-height: 1.08;
  max-width: 760px;
  margin: 0 auto 48px;
}
.cta-dark h2 em { font-style: italic; opacity: 0.55; }
.cta-dark-actions {
  display: flex;
  flex-direction: row;
  align-items: center;
  justify-content: center;
  gap: 24px;
}

/* ─── FOOTER ──────────────────────────────────────────────── */
footer {
  background: var(--black);
  padding: 44px 56px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-top: 1px solid rgba(247,245,242,0.08);
}
.footer-logo {
  font-family: var(--serif);
  font-size: 16px;
  font-weight: 400;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--off);
}
.footer-links {
  display: flex;
  gap: 32px;
}
.footer-links a {
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(247,245,242,0.62);
  transition: color 0.2s;
}
.footer-links a:hover { color: var(--off); }
.footer-social {
  display: flex;
  gap: 20px;
  align-items: center;
}
.footer-social a {
  opacity: 0.62;
  transition: opacity 0.2s;
  display: flex;
}
.footer-social a:hover { opacity: 1; }
.footer-social svg { width: 18px; height: 18px; fill: var(--off); }
.footer-copy {
  font-size: 10px;
  letter-spacing: 0.08em;
  color: rgba(247,245,242,0.52);
}

/* ─── SCROLL TO TOP ───────────────────────────────────────── */
.scroll-top {
  position: fixed;
  bottom: 36px;
  right: 36px;
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--off);
  border: 1px solid var(--border);
  cursor: pointer;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s, background 0.2s;
  z-index: 90;
}
.scroll-top.visible {
  opacity: 1;
  pointer-events: all;
}
.scroll-top:hover { background: var(--black); }
.scroll-top:hover svg { stroke: var(--off); }
.scroll-top svg {
  width: 16px;
  height: 16px;
  stroke: var(--black);
  stroke-width: 1.5;
  fill: none;
  transition: stroke 0.2s;
}

/* ─── HAMBURGER MENU ─────────────────────────────────────── */
.nav-hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 6px;
  cursor: pointer;
  padding: 4px;
  background: none;
  border: none;
}
.nav-hamburger span {
  display: block;
  width: 22px;
  height: 1px;
  background: var(--black);
  transition: all 0.25s ease;
}
.nav-hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-hamburger.open span:nth-child(2) { opacity: 0; }
.nav-hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.nav-mobile {
  display: none;
  position: fixed;
  top: var(--nav-h);
  left: 0;
  right: 0;
  background: var(--off);
  border-bottom: 1px solid var(--border);
  z-index: 99;
  padding: 8px 0 20px;
}
.nav-mobile.open { display: block; }
.nav-mobile ul { display: flex; flex-direction: column; }
.nav-mobile ul li a {
  display: block;
  padding: 15px 28px;
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
  border-bottom: 1px solid var(--border);
  transition: color 0.2s;
}
.nav-mobile ul li a:hover { color: var(--black); }
.nav-mobile .nav-mobile-cta {
  display: inline-block;
  margin: 20px 28px 0;
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--off);
  background: var(--black);
  padding: 14px 28px;
}

/* ─── RESPONSIVE: TABLET ─────────────────────────────────── */
@media (max-width: 1024px) {
  nav { padding: 0 28px; }
  .nav-links { display: none; }
  .nav-cta { display: none; }
  .nav-hamburger { display: flex; }
  .process-dark { padding: 72px 28px; }
  .process-dark-header { flex-direction: column; align-items: flex-start; gap: 12px; }
  .process-steps { grid-template-columns: 1fr 1fr; }
  .cta-dark { padding: 80px 28px; }
  .numbers { grid-template-columns: 1fr 1fr; }
  .number-item:nth-child(2) { border-right: none; }
  footer { flex-direction: column; gap: 20px; text-align: center; padding: 36px 28px; }
  .footer-social { justify-content: center; }
}

/* ─── RESPONSIVE: MÓVIL ──────────────────────────────────── */
@media (max-width: 640px) {
  nav { padding: 0 20px; }
  .nav-cta { padding: 10px 16px; font-size: 10px; letter-spacing: 0.1em; }
  .process-dark { padding: 52px 20px; }
  .process-steps { grid-template-columns: 1fr; }
  .process-step { border-left: none; border-top: 1px solid rgba(247,245,242,0.1); }
  .process-step:first-child { border-top: none; }
  .cta-dark { padding: 64px 20px; }
  .cta-dark h2 { margin-bottom: 36px; }
  .cta-dark-actions { flex-direction: column; align-items: center; gap: 16px; }
  .numbers { grid-template-columns: 1fr; }
  .number-item { border-right: none; border-bottom: 1px solid var(--border); padding: 36px 20px; }
  .number-item:nth-child(2) { border-right: none; }
  .number-item:last-child { border-bottom: none; }
  footer { padding: 28px 20px; gap: 16px; }
  .footer-links { gap: 20px; flex-wrap: wrap; justify-content: center; }
  .scroll-top { bottom: 20px; right: 20px; width: 40px; height: 40px; }
}

/* ─── SOCIAL SVG ICONS ────────────────────────────────────── */
.svg-ig { /* inline */ }