/* ============================================================
   MZ STUDIO — Premium Architecture Website
   v=20260610
   ============================================================ */

/* --- Custom Properties ------------------------------------ */
:root {
  --bg:           #050505;
  --bg-2:         #0c0c0c;
  --surface:      #141414;
  --surface-2:    #1c1c1c;
  --border:       rgba(255,255,255,0.07);
  --border-hover: rgba(255,255,255,0.16);
  --text:         #f0ede8;
  --text-dim:     rgba(240,237,232,0.5);
  --text-ghost:   rgba(240,237,232,0.18);
  --accent:       #bfb8ad;
  --accent-2:     #7a756e;
  --font:         'Inter', -apple-system, BlinkMacSystemFont, 'Helvetica Neue', sans-serif;
  --ease:         cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in:      cubic-bezier(0.87, 0, 0.13, 1);
  --nav-h:        72px;
}

/* --- Reset ------------------------------------------------ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 16px; scroll-behavior: smooth; }
body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  cursor: none;
}
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }
button { background: none; border: none; font: inherit; color: inherit; cursor: none; }
input, textarea { font: inherit; background: none; border: none; outline: none; color: inherit; resize: none; }

/* --- Scrollbar -------------------------------------------- */
::-webkit-scrollbar { width: 3px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--accent-2); border-radius: 2px; }

/* --- Typography ------------------------------------------- */
.t-label {
  font-size: 10px;
  font-weight: 400;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--text-dim);
}
.t-display {
  font-size: clamp(2.5rem, 6vw, 5.5rem);
  font-weight: 200;
  letter-spacing: -0.02em;
  line-height: 1.08;
}
.t-headline {
  font-size: clamp(1.6rem, 3.5vw, 3rem);
  font-weight: 200;
  letter-spacing: -0.015em;
  line-height: 1.15;
}
.t-body {
  font-size: clamp(0.875rem, 1.2vw, 1rem);
  font-weight: 300;
  line-height: 1.75;
  color: var(--text-dim);
}

/* --- Shared Layout ---------------------------------------- */
.container {
  max-width: 1380px;
  margin: 0 auto;
  padding: 0 clamp(24px, 4vw, 64px);
}

.section-label {
  display: block;
  font-size: 10px;
  font-weight: 400;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--accent-2);
  margin-bottom: 2rem;
}

.link-arrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 12px;
  font-weight: 400;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-dim);
  transition: color 0.4s var(--ease);
  border-bottom: 1px solid var(--border);
  padding-bottom: 4px;
}
.link-arrow svg {
  width: 16px;
  height: 16px;
  stroke: currentColor;
  stroke-width: 1.5;
  fill: none;
  stroke-linecap: round;
  stroke-linejoin: round;
  transition: transform 0.4s var(--ease);
}
.link-arrow:hover { color: var(--text); }
.link-arrow:hover svg { transform: translate(3px, -3px); }

/* --- Loader ----------------------------------------------- */
#loader {
  position: fixed;
  inset: 0;
  z-index: 9999;
  background: var(--bg);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: opacity 1s var(--ease), visibility 1s var(--ease);
}
#loader.done {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}
.loader-inner {
  position: relative;
  text-align: center;
}
.loader-logo-img {
  height: clamp(120px, 20vw, 192px);
  width: auto;
  filter: none;
  mix-blend-mode: screen;
  opacity: 0;
  transform: translateY(10px);
  transition: opacity 0.9s var(--ease), transform 0.9s var(--ease);
}
.loader-logo-img.show {
  opacity: 1;
  transform: translateY(0);
}
.loader-line {
  width: 0;
  height: 1px;
  background: var(--border-hover);
  margin: 20px auto 0;
  transition: width 1.4s var(--ease);
}
.loader-line.show { width: 60px; }

/* --- Cursor ----------------------------------------------- */
#cursor {
  position: fixed;
  top: 0; left: 0;
  pointer-events: none;
  z-index: 9998;
}
.cursor-dot {
  position: absolute;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--text);
  transform: translate(-50%, -50%);
  transition: transform 0.1s;
}
.cursor-ring {
  position: absolute;
  width: 36px;
  height: 36px;
  border: 1px solid rgba(240,237,232,0.4);
  border-radius: 50%;
  transform: translate(-50%, -50%);
  transition: transform 0.4s var(--ease), width 0.4s var(--ease), height 0.4s var(--ease), border-color 0.4s;
}
body.cursor-hover .cursor-ring {
  width: 64px;
  height: 64px;
  border-color: var(--accent);
}
body.cursor-text .cursor-ring {
  width: 80px;
  height: 80px;
  border-color: rgba(240,237,232,0.25);
}

/* --- Navigation ------------------------------------------- */
#nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 900;
  height: var(--nav-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 clamp(24px, 4vw, 64px);
  transition: background 0.6s var(--ease), transform 0.5s var(--ease);
}
#nav.scrolled { background: rgba(5,5,5,0.92); backdrop-filter: blur(20px); }
#nav.hidden { transform: translateY(-100%); }

.nav-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  opacity: 0;
  transition: opacity 0.6s var(--ease);
}
#nav.scrolled .nav-logo { opacity: 1; }
.nav-logo-img {
  height: 32px;
  width: auto;
  filter: invert(1) brightness(0.9);
  mix-blend-mode: screen;
}
.nav-wordmark {
  font-size: 11px;
  font-weight: 300;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--text);
}

.nav-links {
  display: flex;
  gap: 40px;
  align-items: center;
}
.nav-links a {
  font-size: 11px;
  font-weight: 300;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--text-dim);
  transition: color 0.3s;
  position: relative;
}
.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -3px; left: 0; right: 100%;
  height: 1px;
  background: var(--accent);
  transition: right 0.4s var(--ease);
}
.nav-links a:hover { color: var(--text); }
.nav-links a:hover::after { right: 0; }

/* --- Language Toggle -------------------------------------- */
.lang-toggle {
  display: flex;
  align-items: center;
  gap: 4px;
  font-size: 10px;
  font-weight: 400;
  letter-spacing: 0.18em;
  cursor: none;
  padding: 6px 10px;
  border: 1px solid var(--border);
  transition: border-color 0.3s;
  margin-left: 8px;
}
.lang-toggle:hover { border-color: var(--border-hover); }
.lang-active {
  color: var(--text);
}
.lang-sep {
  color: var(--text-ghost);
  font-size: 9px;
}
.lang-other {
  color: var(--text-dim);
  transition: color 0.3s;
}
.lang-toggle:hover .lang-other { color: var(--text); }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 6px;
  padding: 8px;
  cursor: none;
}
.nav-toggle span {
  display: block;
  width: 24px;
  height: 1px;
  background: var(--text);
  transition: all 0.4s var(--ease);
}
.nav-toggle.open span:first-child { transform: rotate(45deg) translate(5px, 5px); }
.nav-toggle.open span:last-child  { transform: rotate(-45deg) translate(5px, -5px); }

/* --- Mobile Menu ------------------------------------------ */
#menu-overlay {
  position: fixed;
  inset: 0;
  z-index: 800;
  background: var(--bg);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.5s var(--ease), visibility 0.5s;
}
#menu-overlay.open { opacity: 1; visibility: visible; }
#menu-overlay ul { text-align: center; }
#menu-overlay li { margin-bottom: 3rem; overflow: hidden; }
#menu-overlay li a {
  font-size: clamp(2rem, 8vw, 5rem);
  font-weight: 200;
  letter-spacing: -0.02em;
  color: var(--text-dim);
  transition: color 0.4s;
  display: block;
  transform: translateY(100%);
  transition: transform 0.7s var(--ease), color 0.4s;
}
#menu-overlay.open li a { transform: translateY(0); }
#menu-overlay li a:hover { color: var(--text); }

/* --- Hero ------------------------------------------------- */
#hero {
  position: relative;
  height: 100vh;
  min-height: 600px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  background: #050505;
}

/* ── Hero animated loop ──────────────────────── */
#hero-loop {
  position: absolute;
  inset: 0;
  z-index: 0;
  overflow: hidden;
  font-family: var(--font);
}
.hl-slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  pointer-events: none;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 5% 7% 9%;
  transition: opacity 1.4s cubic-bezier(0.4, 0, 0.2, 1);
}
.hl-slide.active   { opacity: 1; pointer-events: auto; }
.hl-slide.hl-exit  { opacity: 0; transition: opacity 1.0s cubic-bezier(0.4, 0, 0.2, 1); }

/* foto de fondo de cada slide — Ken Burns con drift lateral */
.hl-bg-img {
  position: absolute; inset: 0; z-index: 0;
  background-size: cover;
  background-position: center;
  transform: scale(1.08) translateX(2%);
  opacity: 0;
  transition: transform 9s cubic-bezier(0.25, 0.46, 0.45, 0.94),
              opacity 1.4s cubic-bezier(0.4, 0, 0.2, 1);
}
.hl-slide.active .hl-bg-img {
  transform: scale(1.0) translateX(0%);
  opacity: 1;
}
/* scrim sobre la foto */
.hl-bg-img::after {
  content: '';
  position: absolute; inset: 0;
  background: linear-gradient(
    to bottom,
    rgba(5,5,5,0.30) 0%,
    rgba(5,5,5,0.15) 40%,
    rgba(5,5,5,0.50) 70%,
    rgba(5,5,5,0.80) 100%
  );
}
.hl-bg-geo { position: absolute; inset: 0; overflow: hidden; z-index: 1; }

.hl-rule  { position: relative; z-index: 2; width: 32px; height: 0.5px; background: rgba(240,237,232,0.50); margin-bottom: 1.6rem; opacity: 0; transform: scaleX(0); transform-origin: left; transition: opacity 0.5s ease 0.1s, transform 0.5s ease 0.1s; }
.hl-tag   { position: relative; z-index: 2; font-size: 9px; font-weight: 400; letter-spacing: 0.3em; text-transform: uppercase; color: rgba(240,237,232,0.75); margin-bottom: 1rem; opacity: 0; transform: translateY(12px); transition: opacity 0.7s ease 0.2s, transform 0.7s ease 0.2s; }
.hl-title { position: relative; z-index: 2; font-size: clamp(2.2rem,4.5vw,5rem); font-weight: 200; line-height: 1.05; letter-spacing: -0.01em; color: rgba(240,237,232,0.95); opacity: 0; transform: translateY(22px); transition: opacity 0.8s cubic-bezier(0.25,0.46,0.45,0.94) 0.35s, transform 0.8s cubic-bezier(0.25,0.46,0.45,0.94) 0.35s; }
.hl-title em { font-style: normal; font-weight: 300; color: rgba(240,237,232,0.70); }
.hl-desc  { position: relative; z-index: 2; font-size: clamp(0.65rem,0.85vw,0.78rem); font-weight: 300; letter-spacing: 0.08em; color: rgba(240,237,232,0.60); margin-top: 1.1rem; max-width: 380px; line-height: 1.75; opacity: 0; transform: translateY(10px); transition: opacity 0.7s ease 0.5s, transform 0.7s ease 0.5s; }

.hl-slide.hl-enter .hl-tag,
.hl-slide.hl-enter .hl-title,
.hl-slide.hl-enter .hl-desc  { opacity: 1; transform: translateY(0); }
.hl-slide.hl-enter .hl-rule  { opacity: 1; transform: scaleX(1); }
.hl-slide.hl-exit  .hl-tag,
.hl-slide.hl-exit  .hl-title,
.hl-slide.hl-exit  .hl-desc,
.hl-slide.hl-exit  .hl-rule  { opacity: 0; transform: translateY(-8px); transition: opacity 0.5s ease, transform 0.5s ease; }

.hl-progress-bar { position: absolute; bottom: 0; left: 0; right: 0; height: 1px; background: rgba(240,237,232,0.08); z-index: 4; }
.hl-prog         { height: 100%; background: rgba(240,237,232,0.35); width: 0%; }

.hl-slide-num { position: absolute; bottom: 7%; right: 6%; font-size: 10px; font-weight: 200; letter-spacing: 0.2em; color: rgba(240,237,232,0.2); z-index: 4; font-variant-numeric: tabular-nums; }
.hl-slide-num b { font-weight: 300; color: rgba(240,237,232,0.45); font-size: 13px; }

.hl-nav-dots { position: absolute; right: 3.5%; top: 50%; transform: translateY(-50%); display: flex; flex-direction: column; gap: 8px; z-index: 4; }
.hl-dot { width: 3px; height: 3px; border-radius: 50%; background: rgba(240,237,232,0.18); cursor: pointer; transition: all 0.4s ease; }
.hl-dot.hl-on { background: rgba(240,237,232,0.55); transform: scale(1.6); }

@keyframes hl-draw { from { stroke-dashoffset: var(--len); } to { stroke-dashoffset: 0; } }
.hl-geo {
  stroke-dasharray: var(--len);
  stroke-dashoffset: var(--len);
  animation: hl-draw 2.5s ease forwards;
}

/* iframe fallback (kept for reference, not used) */
.hero-iframe { display: none; }

/* ── Animated loop iframe background ─────────── */
.hero-iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: none;
  z-index: 0;
  pointer-events: none;
  opacity: 1;
}

/* Dark overlay so content stays legible */
.hero-overlay {
  position: absolute;
  inset: 0;
  z-index: 1;
  background:
    linear-gradient(to bottom,
      rgba(5,5,5,0.55) 0%,
      rgba(5,5,5,0.38) 35%,
      rgba(5,5,5,0.50) 70%,
      rgba(5,5,5,0.88) 100%);
}

/* Grain texture */
.hero-noise {
  position: absolute;
  inset: 0;
  opacity: 0.03;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  background-size: 200px;
  pointer-events: none;
  z-index: 2;
}

.hero-content {
  position: relative;
  z-index: 3;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2.5rem;
  padding: 0 24px;
}

/* ── Hero logo ──────────────────────────────────
   The logo PNG has a white background.
   Logo PNG = dark charcoal on white background.
   Strategy:
     1. invert(1)  →  white bg becomes black, charcoal becomes light cream
     2. mix-blend-mode: screen  →  the inverted-black bg pixels vanish
        against the dark hero, light logo content glows through.
   Result: clean cream/ivory MZ logo with no visible white box.
   ──────────────────────────────────────────────── */
.hero-logo-wrap {
  overflow: visible;
  position: relative;
}
.hero-logo-img {
  height: clamp(160px, 22vw, 280px);
  width: auto;
  display: block;
  filter: invert(1) brightness(0.92) contrast(1.05);
  mix-blend-mode: screen;
  transform: translateY(30px) scale(0.96);
  opacity: 0;
  transition: none;
}
.hero-logo-img.reveal {
  transform: translateY(0) scale(1);
  opacity: 1;
  transition: transform 1.4s var(--ease), opacity 1.4s var(--ease);
}
.hero-text {
  overflow: hidden;
}
.hero-wordmark {
  font-size: clamp(0.7rem, 1.5vw, 1rem);
  font-weight: 300;
  letter-spacing: 0.55em;
  text-transform: uppercase;
  color: var(--text);
  transform: translateY(100%);
  opacity: 0;
  transition: transform 1s var(--ease) 0.3s, opacity 1s var(--ease) 0.3s;
}
.hero-wordmark.reveal { transform: translateY(0); opacity: 1; }
.hero-tagline {
  font-size: clamp(0.8rem, 1.2vw, 0.9rem);
  font-weight: 300;
  letter-spacing: 0.08em;
  color: var(--text-dim);
  line-height: 1.8;
  transform: translateY(20px);
  opacity: 0;
  transition: transform 1s var(--ease) 0.55s, opacity 1s var(--ease) 0.55s;
}
.hero-tagline.reveal { transform: translateY(0); opacity: 1; }
.hero-cta {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 14px 32px;
  border: 1px solid var(--border);
  font-size: 11px;
  font-weight: 300;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--text-dim);
  transition: color 0.4s, border-color 0.4s, background 0.4s;
  transform: translateY(20px);
  opacity: 0;
  transition: transform 1s var(--ease) 0.8s, opacity 1s var(--ease) 0.8s, color 0.4s, border-color 0.4s;
}
.hero-cta.reveal { transform: translateY(0); opacity: 1; }
.hero-cta:hover { color: var(--text); border-color: var(--border-hover); }
.hero-cta svg {
  width: 14px; height: 14px;
  stroke: currentColor; stroke-width: 1.5; fill: none;
  stroke-linecap: round; stroke-linejoin: round;
  transition: transform 0.4s var(--ease);
}
.hero-cta:hover svg { transform: translate(3px, -3px); }

.hero-scroll {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  opacity: 0;
  animation: fadeInUp 1s var(--ease) 1.5s forwards;
}
.hero-scroll-line {
  width: 1px;
  height: 60px;
  background: var(--border);
  position: relative;
  overflow: hidden;
}
.hero-scroll-line::after {
  content: '';
  position: absolute;
  top: -100%;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--accent);
  animation: scrollLine 2s var(--ease) 2s infinite;
}
.hero-scroll-label {
  font-size: 9px;
  font-weight: 400;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--text-ghost);
}

@keyframes scrollLine {
  0% { top: -100%; }
  50% { top: 0%; }
  100% { top: 100%; }
}
@keyframes fadeInUp {
  from { opacity: 0; transform: translateX(-50%) translateY(12px); }
  to   { opacity: 1; transform: translateX(-50%) translateY(0); }
}

/* --- Projects Section ------------------------------------- */
#proyectos {
  padding: clamp(80px, 10vh, 140px) 0;
}
#proyectos > .section-header {
  padding: 0 clamp(24px, 4vw, 64px);
  margin-bottom: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 4rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--border);
}

/* Reveal base */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.9s var(--ease), transform 0.9s var(--ease);
}
.reveal.visible { opacity: 1; transform: translateY(0); }
.reveal[data-split] { opacity: 1; transform: none; } /* safety net */

/* --- Project Card ----------------------------------------- */
.proyecto-item {
  position: relative;
  margin-bottom: clamp(80px, 10vw, 140px);
  padding: 0 clamp(24px, 4vw, 64px);
}

.proyecto-link {
  display: grid;
  align-items: start;
  gap: clamp(24px, 3vw, 48px);
  text-decoration: none;
}

/* Left: image 65%, meta 35% */
.proyecto-item--left .proyecto-link {
  grid-template-columns: 65fr 35fr;
}
/* Right: meta 30%, image 70% */
.proyecto-item--right .proyecto-link {
  grid-template-columns: 30fr 70fr;
}
/* Full width */
.proyecto-item--full .proyecto-link {
  grid-template-columns: 1fr;
}

/* Right variant: image goes second, meta first */
.proyecto-item--right .proyecto-img-wrap { order: 2; }
.proyecto-item--right .proyecto-meta    { order: 1; align-self: end; }

/* Tall card */
.proyecto-item--tall .proyecto-link {
  grid-template-columns: 55fr 45fr;
}

.proyecto-img-wrap {
  position: relative;
  overflow: hidden;
  background: var(--surface);
}
.proyecto-img {
  width: 100%;
  height: clamp(300px, 55vh, 650px);
  object-fit: cover;
  display: block;
  filter: grayscale(1) brightness(0.85);
  transform: scale(1.02);
  transition: filter 0.9s var(--ease), transform 1.2s var(--ease);
}
.proyecto-item--full .proyecto-img,
.proyecto-item--right .proyecto-img {
  height: clamp(300px, 55vh, 650px);
}

.proyecto-overlay {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: flex-end;
  padding: clamp(24px, 3vw, 40px);
  background: linear-gradient(to top, rgba(0,0,0,0.7) 0%, transparent 50%);
  opacity: 0;
  transition: opacity 0.6s var(--ease);
}
.proyecto-overlay-info {
  transform: translateY(12px);
  transition: transform 0.6s var(--ease);
}
.proyecto-overlay-num {
  font-size: 10px;
  font-weight: 400;
  letter-spacing: 0.2em;
  color: rgba(240,237,232,0.5);
  display: block;
  margin-bottom: 6px;
}
.proyecto-overlay-name {
  font-size: clamp(1.1rem, 2.5vw, 1.8rem);
  font-weight: 200;
  letter-spacing: -0.01em;
  color: var(--text);
}
.proyecto-overlay-cat {
  font-size: 11px;
  font-weight: 300;
  letter-spacing: 0.1em;
  color: rgba(240,237,232,0.6);
  margin-top: 6px;
}

.proyecto-link:hover .proyecto-img {
  filter: grayscale(0) brightness(1);
  transform: scale(1.0);
}
.proyecto-link:hover .proyecto-overlay { opacity: 1; }
.proyecto-link:hover .proyecto-overlay-info { transform: translateY(0); }

.proyecto-meta {
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding-bottom: 24px;
  min-height: clamp(200px, 30vh, 350px);
}
.proyecto-num {
  font-size: 10px;
  font-weight: 400;
  letter-spacing: 0.2em;
  color: var(--accent-2);
  display: block;
  margin-bottom: 16px;
}
.proyecto-title {
  font-size: clamp(1.2rem, 2.5vw, 2.2rem);
  font-weight: 200;
  letter-spacing: -0.015em;
  line-height: 1.2;
  color: var(--text);
  margin-bottom: 20px;
}
.proyecto-details {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.proyecto-details span {
  font-size: 11px;
  font-weight: 300;
  letter-spacing: 0.05em;
  color: var(--text-dim);
}
.proyecto-details span:first-child {
  color: var(--accent);
  font-size: 10px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.proyectos-cta {
  padding: 0 clamp(24px, 4vw, 64px);
  margin-top: 2rem;
  border-top: 1px solid var(--border);
  padding-top: 2.5rem;
}

/* Placeholder when no image */
.proyecto-img-wrap.no-img::before {
  content: '';
  display: block;
  width: 100%;
  height: clamp(300px, 55vh, 650px);
  background: var(--surface);
}

/* --- Studio Intro ----------------------------------------- */
#studio-intro {
  padding: clamp(100px, 14vh, 180px) clamp(24px, 4vw, 64px);
  border-top: 1px solid var(--border);
}
.studio-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(60px, 8vw, 120px);
  align-items: center;
  max-width: 1380px;
  margin: 0 auto;
}
.studio-text { max-width: 560px; }
.studio-headline {
  font-size: clamp(1.8rem, 3.5vw, 3.2rem);
  font-weight: 200;
  letter-spacing: -0.02em;
  line-height: 1.15;
  color: var(--text);
  margin-bottom: 2rem;
}
.studio-body {
  font-size: clamp(0.875rem, 1.2vw, 1rem);
  font-weight: 300;
  line-height: 1.8;
  color: var(--text-dim);
  margin-bottom: 2.5rem;
  max-width: 440px;
}
.studio-img-wrap {
  position: relative;
  overflow: hidden;
  background: var(--surface);
  aspect-ratio: 4/5;
}
.studio-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(0.4);
  transition: filter 1s var(--ease);
}
.studio-img-wrap:hover .studio-img { filter: grayscale(0); }
.studio-img-wrap.no-img {
  background: var(--surface);
  display: flex;
  align-items: center;
  justify-content: center;
  aspect-ratio: 4/5;
}
.studio-img-wrap.no-img::after {
  content: 'Foto del Arquitecto';
  font-size: 11px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--text-ghost);
}

/* --- Innovación ---------------------------------------------- */
.innovacion {
  position: relative;
  z-index: 1;
  max-width: 1380px;
  margin: clamp(100px, 14vh, 160px) auto 0;
}
.innovacion-head {
  max-width: 640px;
  margin-bottom: clamp(50px, 7vh, 80px);
}
.innovacion-title {
  font-size: clamp(1.6rem, 3vw, 2.6rem);
  font-weight: 200;
  letter-spacing: -0.02em;
  line-height: 1.2;
  color: var(--text);
  margin-bottom: 1.5rem;
}
.innovacion-title em {
  font-style: normal;
  color: var(--accent);
}
.innovacion-lead {
  font-size: clamp(0.875rem, 1.2vw, 1rem);
  font-weight: 300;
  line-height: 1.8;
  color: var(--text-dim);
  max-width: 480px;
}
.innovacion-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  align-items: stretch;
}
.innovacion-card {
  border-left: 1px solid var(--border);
  padding: clamp(28px, 4vw, 44px) clamp(24px, 3vw, 36px);
  grid-column: span 1;
  transition: background 0.5s var(--ease);
}
.innovacion-card:hover { background: var(--surface); }
.innovacion-num {
  display: block;
  font-size: 11px;
  font-weight: 400;
  letter-spacing: 0.18em;
  color: var(--text-ghost);
  margin-bottom: clamp(40px, 8vh, 90px);
  transition: color 0.5s var(--ease);
}
.innovacion-card:hover .innovacion-num { color: var(--accent); }
.innovacion-card h4 {
  font-size: clamp(1rem, 1.4vw, 1.2rem);
  font-weight: 300;
  letter-spacing: -0.01em;
  color: var(--text);
  margin-bottom: 0.9rem;
}
.innovacion-card p {
  font-size: 0.8125rem;
  font-weight: 300;
  line-height: 1.7;
  color: var(--text-dim);
}

/* --- Services --------------------------------------------- */
#servicios {
  padding: clamp(100px, 14vh, 180px) clamp(24px, 4vw, 64px);
  border-top: 1px solid var(--border);
  max-width: 1380px;
  margin: 0 auto;
}
.servicios-list {
  margin-top: 4rem;
}
.servicio-item {
  display: grid;
  grid-template-columns: 80px 1fr 2fr;
  gap: clamp(24px, 4vw, 64px);
  align-items: start;
  padding: 2.5rem 0;
  border-bottom: 1px solid var(--border);
  transition: border-color 0.4s;
}
.servicio-item:hover { border-bottom-color: var(--border-hover); }
.servicio-num {
  font-size: 11px;
  font-weight: 300;
  letter-spacing: 0.15em;
  color: var(--accent-2);
  padding-top: 4px;
}
.servicio-item h3 {
  font-size: clamp(1rem, 1.5vw, 1.25rem);
  font-weight: 300;
  letter-spacing: -0.01em;
  color: var(--text);
}
.servicio-item p {
  font-size: clamp(0.825rem, 1.1vw, 0.9rem);
  font-weight: 300;
  line-height: 1.75;
  color: var(--text-dim);
}

/* --- Contact ---------------------------------------------- */
#contacto {
  padding: clamp(100px, 14vh, 180px) clamp(24px, 4vw, 64px);
  border-top: 1px solid var(--border);
  background: var(--bg-2);
}
.contacto-grid {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: clamp(60px, 8vw, 120px);
  align-items: start;
  max-width: 1380px;
  margin: 0 auto;
}
.contacto-left h2 {
  font-size: clamp(2rem, 4vw, 3.5rem);
  font-weight: 200;
  letter-spacing: -0.02em;
  line-height: 1.1;
  color: var(--text);
  margin-bottom: 3rem;
}
.contacto-info {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}
.contacto-info a {
  font-size: 12px;
  font-weight: 300;
  letter-spacing: 0.1em;
  color: var(--text-dim);
  transition: color 0.3s;
  border-bottom: 1px solid transparent;
  padding-bottom: 2px;
  width: fit-content;
}
.contacto-info a:hover {
  color: var(--text);
  border-bottom-color: var(--border-hover);
}

.contacto-form { display: flex; flex-direction: column; gap: 2rem; }
.form-field { position: relative; border-bottom: 1px solid var(--border); padding-bottom: 16px; }
.form-field label {
  display: block;
  font-size: 10px;
  font-weight: 400;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--accent-2);
  margin-bottom: 10px;
}
.form-field input,
.form-field textarea {
  width: 100%;
  font-size: clamp(0.9rem, 1.2vw, 1rem);
  font-weight: 300;
  color: var(--text);
  background: none;
  border: none;
  outline: none;
  appearance: none;
  -webkit-appearance: none;
  transition: border-color 0.3s;
}
.form-field::after {
  content: '';
  position: absolute;
  bottom: -1px; left: 0; right: 100%;
  height: 1px;
  background: var(--accent);
  transition: right 0.5s var(--ease);
}
.form-field:focus-within::after { right: 0; }
.form-field input::placeholder,
.form-field textarea::placeholder { color: var(--text-ghost); }

.btn-submit {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  padding: 16px 40px;
  border: 1px solid var(--border-hover);
  font-size: 11px;
  font-weight: 300;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--text-dim);
  background: transparent;
  cursor: none;
  transition: color 0.4s, background 0.4s, border-color 0.4s;
  width: fit-content;
}
.btn-submit:hover {
  color: var(--bg);
  background: var(--text);
  border-color: var(--text);
}
.btn-submit svg {
  width: 14px; height: 14px;
  stroke: currentColor; stroke-width: 1.5; fill: none;
  stroke-linecap: round; stroke-linejoin: round;
  transition: transform 0.4s var(--ease);
}
.btn-submit:hover svg { transform: translate(3px, -3px); }

/* --- Footer ----------------------------------------------- */
#footer {
  padding: clamp(48px, 6vh, 80px) clamp(24px, 4vw, 64px);
  border-top: 1px solid var(--border);
}
.footer-grid {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
  max-width: 1380px;
  margin: 0 auto;
}
.footer-logo {
  display: flex;
  align-items: center;
  gap: 12px;
}
.footer-logo-img {
  height: 28px;
  width: auto;
  filter: invert(1) brightness(0.7);
  mix-blend-mode: screen;
}
.footer-wordmark {
  font-size: 10px;
  font-weight: 300;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--accent-2);
}
.footer-nav {
  display: flex;
  gap: 32px;
}
.footer-nav a {
  font-size: 10px;
  font-weight: 300;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--text-ghost);
  transition: color 0.3s;
}
.footer-nav a:hover { color: var(--text-dim); }
.footer-copy {
  font-size: 10px;
  font-weight: 300;
  letter-spacing: 0.05em;
  color: var(--text-ghost);
}

/* ============================================================
   PORTFOLIO PAGE
   ============================================================ */
.page-portafolio #hero-page {
  height: 30vh;
  min-height: 220px;
  display: flex;
  align-items: flex-end;
  padding: 0 clamp(24px, 4vw, 64px);
  padding-bottom: clamp(32px, 4vh, 56px);
  background: var(--bg);
  border-bottom: 1px solid var(--border);
}
.page-title {
  font-size: clamp(2.5rem, 6vw, 5.5rem);
  font-weight: 200;
  letter-spacing: -0.025em;
  color: var(--text);
  max-width: 1380px;
  margin: 0 auto;
  width: 100%;
}

.filtros {
  padding: 2rem clamp(24px, 4vw, 64px);
  border-bottom: 1px solid var(--border);
  display: flex;
  gap: 32px;
  max-width: calc(1380px + clamp(48px, 8vw, 128px));
  margin: 0 auto;
}
.filtro-btn {
  font-size: 10px;
  font-weight: 400;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--text-ghost);
  cursor: none;
  transition: color 0.3s;
  border-bottom: 1px solid transparent;
  padding-bottom: 4px;
}
.filtro-btn:hover,
.filtro-btn.active {
  color: var(--text);
  border-bottom-color: var(--accent);
}

.portafolio-grid {
  padding: clamp(60px, 8vh, 100px) clamp(24px, 4vw, 64px);
  max-width: calc(1380px + clamp(48px, 8vw, 128px));
  margin: 0 auto;
}

.portafolio-item {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2px;
  margin-bottom: 2px;
  transition: opacity 0.5s var(--ease);
}
.portafolio-item.hidden { opacity: 0; height: 0; overflow: hidden; pointer-events: none; margin: 0; }
.portafolio-item--full { grid-template-columns: 1fr; }
.portafolio-item--3col { grid-template-columns: 1fr 1fr 1fr; }

.porto-card {
  position: relative;
  overflow: hidden;
  background: var(--surface);
  display: block;
}
.porto-card img {
  width: 100%;
  height: clamp(250px, 40vh, 500px);
  object-fit: cover;
  display: block;
  filter: grayscale(0.8);
  transform: scale(1.02);
  transition: filter 0.8s var(--ease), transform 1s var(--ease);
}
.portafolio-item--full .porto-card img {
  height: clamp(480px, 75vh, 900px);
}
.porto-card:hover img {
  filter: grayscale(0);
  transform: scale(1);
}
.porto-card-info {
  position: absolute;
  bottom: 0; left: 0; right: 0;
  padding: clamp(16px, 2.5vw, 28px);
  background: linear-gradient(to top, rgba(0,0,0,0.8), transparent);
  transform: translateY(8px);
  opacity: 0;
  transition: opacity 0.5s var(--ease), transform 0.5s var(--ease);
}
.porto-card:hover .porto-card-info { opacity: 1; transform: translateY(0); }
.porto-card-name {
  font-size: clamp(0.9rem, 1.8vw, 1.3rem);
  font-weight: 200;
  letter-spacing: -0.01em;
  color: var(--text);
  margin-bottom: 6px;
}
.porto-card-sub {
  font-size: 10px;
  font-weight: 300;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(240,237,232,0.55);
}

/* ============================================================
   ESTUDIO PAGE
   ============================================================ */
.page-estudio .estudio-hero {
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: stretch;
  gap: 0;
}
.estudio-hero-img {
  position: relative;
  overflow: hidden;
  background: var(--surface);
}
.estudio-hero-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
  filter: grayscale(0.2);
}
.estudio-hero-text {
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: clamp(48px, 6vw, 96px);
  border-left: 1px solid var(--border);
  background: var(--bg);
}
.estudio-name {
  font-size: clamp(2rem, 4vw, 3.5rem);
  font-weight: 200;
  letter-spacing: -0.02em;
  line-height: 1.1;
  color: var(--text);
  margin-bottom: 2rem;
}
.estudio-bio {
  font-size: clamp(0.875rem, 1.2vw, 1rem);
  font-weight: 300;
  line-height: 1.85;
  color: var(--text-dim);
  max-width: 480px;
  margin-bottom: 3rem;
}
.estudio-valores {
  padding: clamp(80px, 12vh, 160px) clamp(24px, 4vw, 64px);
  border-top: 1px solid var(--border);
  background: var(--bg-2);
}
.valores-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2px;
  margin-top: 4rem;
  max-width: 1380px;
  margin-left: auto;
  margin-right: auto;
}
.valor-item {
  padding: clamp(32px, 4vw, 56px) clamp(24px, 3vw, 40px);
  background: var(--surface);
  border-top: 1px solid var(--border);
  transition: background 0.4s;
}
.valor-item:hover { background: var(--surface-2); }
.valor-num {
  font-size: 10px;
  font-weight: 400;
  letter-spacing: 0.2em;
  color: var(--accent-2);
  display: block;
  margin-bottom: 2rem;
}
.valor-title {
  font-size: clamp(1rem, 1.5vw, 1.2rem);
  font-weight: 300;
  letter-spacing: -0.01em;
  color: var(--text);
  margin-bottom: 1rem;
}
.valor-desc {
  font-size: 13px;
  font-weight: 300;
  line-height: 1.75;
  color: var(--text-dim);
}

/* ============================================================
   PROJECT DETAIL PAGE
   ============================================================ */
.page-proyecto .proyecto-hero {
  height: 100vh;
  min-height: 600px;
  position: relative;
  overflow: hidden;
}
.page-proyecto .proyecto-hero img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transform: scale(1.05);
  transition: transform 8s var(--ease);
}
.page-proyecto .proyecto-hero.loaded img { transform: scale(1); }
.proyecto-hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom, rgba(0,0,0,0.2) 0%, rgba(0,0,0,0.5) 100%);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: clamp(48px, 6vw, 96px);
}
.proyecto-hero-category {
  font-size: 10px;
  font-weight: 400;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: rgba(240,237,232,0.6);
  margin-bottom: 1rem;
}
.proyecto-hero-title {
  font-size: clamp(2rem, 5vw, 4.5rem);
  font-weight: 200;
  letter-spacing: -0.02em;
  color: var(--text);
  line-height: 1.05;
  max-width: 1380px;
}

.proyecto-ficha {
  padding: clamp(60px, 8vh, 100px) clamp(24px, 4vw, 64px);
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: clamp(48px, 6vw, 96px);
  border-bottom: 1px solid var(--border);
  max-width: calc(1380px + clamp(48px, 8vw, 128px));
  margin: 0 auto;
}
.ficha-datos { }
.ficha-dato {
  padding: 16px 0;
  border-bottom: 1px solid var(--border);
}
.ficha-label {
  font-size: 9px;
  font-weight: 400;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--accent-2);
  margin-bottom: 6px;
  display: block;
}
.ficha-value {
  font-size: 13px;
  font-weight: 300;
  color: var(--text);
}
.ficha-descripcion {
  max-width: 640px;
}
.ficha-descripcion p {
  font-size: clamp(0.9rem, 1.3vw, 1.05rem);
  font-weight: 300;
  line-height: 1.85;
  color: var(--text-dim);
  margin-bottom: 1.5rem;
}

/* ── Estado original ─────────────────────────── */
.proyecto-estado-original {
  max-width: calc(1380px + clamp(48px, 8vw, 128px));
  margin: 0 auto;
  padding: clamp(48px, 6vh, 80px) clamp(24px, 4vw, 64px) 0;
}
.estado-original-label {
  font-size: 9px;
  font-weight: 400;
  letter-spacing: 0.35em;
  text-transform: uppercase;
  color: rgba(240,237,232,0.35);
  margin-bottom: 1.4rem;
}

.proyecto-galeria {
  padding: clamp(40px, 6vh, 80px) clamp(24px, 4vw, 64px);
  max-width: calc(1380px + clamp(48px, 8vw, 128px));
  margin: 0 auto;
}
.galeria-grid {
  display: grid;
  gap: 2px;
}
.galeria-item {
  overflow: hidden;
  background: var(--surface);
}
.galeria-item img {
  width: 100%;
  display: block;
  filter: grayscale(0.1);
  transition: filter 0.8s;
}
.galeria-item:hover img { filter: grayscale(0); }
.galeria-full  { grid-column: 1 / -1; }
.galeria-half  { }
.galeria-grid--2col {
  grid-template-columns: 1fr 1fr;
}

.proyecto-nav {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2px;
  border-top: 1px solid var(--border);
}
.proyecto-nav-item {
  display: flex;
  flex-direction: column;
  padding: clamp(32px, 4vw, 56px) clamp(24px, 4vw, 64px);
  border: none;
  transition: background 0.4s;
}
.proyecto-nav-item:hover { background: var(--surface); }
.proyecto-nav-dir {
  font-size: 9px;
  font-weight: 400;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--accent-2);
  margin-bottom: 1rem;
}
.proyecto-nav-name {
  font-size: clamp(1rem, 2vw, 1.8rem);
  font-weight: 200;
  letter-spacing: -0.015em;
  color: var(--text);
}
.proyecto-nav-item--next { text-align: right; }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 1024px) {
  .studio-grid { grid-template-columns: 1fr; }
  .studio-img-wrap { aspect-ratio: 16/9; max-height: 500px; }
  .innovacion-grid { grid-template-columns: repeat(2, 1fr); }
  .contacto-grid { grid-template-columns: 1fr; }
  .valores-grid { grid-template-columns: repeat(2, 1fr); }
  .page-estudio .estudio-hero { grid-template-columns: 1fr; }
  .estudio-hero-img { min-height: 60vh; }
  .estudio-hero-img img { min-height: 60vh; }
  .proyecto-ficha { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
  .nav-links { display: none; }
  .nav-toggle { display: flex; }
  body { cursor: auto; }
  #cursor { display: none; }
  .innovacion-grid { grid-template-columns: 1fr; }

  .proyecto-item--left .proyecto-link,
  .proyecto-item--right .proyecto-link,
  .proyecto-item--tall .proyecto-link {
    grid-template-columns: 1fr;
  }
  .proyecto-item--right .proyecto-img-wrap { order: 0; }
  .proyecto-item--right .proyecto-meta    { order: 1; }
  .proyecto-meta { min-height: auto; padding: 16px 0 0; }

  .servicios-list .servicio-item {
    grid-template-columns: 40px 1fr;
    grid-template-rows: auto auto;
  }
  .servicio-item p {
    grid-column: 2;
  }

  .footer-grid {
    flex-direction: column;
    align-items: flex-start;
    gap: 24px;
  }
  .portafolio-item { grid-template-columns: 1fr; }
  .valores-grid { grid-template-columns: 1fr; }
  .proyecto-nav { grid-template-columns: 1fr; }

  .galeria-grid--2col { grid-template-columns: 1fr; }
}

@media (max-width: 480px) {
  .filtros { gap: 16px; flex-wrap: wrap; }
  .hero-cta { padding: 12px 24px; }
}