/* ─── TANJA ESTÚDIO — SHARED STYLES ─── */
@import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:ital,wght@0,300;0,400;0,500;1,300;1,400;1,500&family=Chivo:ital,wght@0,300;0,400;0,500;1,300;1,400&family=DM+Mono:wght@300;400&display=swap');

*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }

:root {
  --rust:       #CA4925;
  --brick:      #8B3220;
  --forest:     #4A5E3A;
  --cream:      #F5EDE3;
  --charcoal:   #1A1714;
  --warm-grey:  #6B5F56;
  --sand:       #C8A882;
  --sand-light: #E0C9AE;
  --font-display: 'Cormorant Garamond', serif;
  --font-body:    'Chivo', sans-serif;
  --font-mono:    'DM Mono', monospace;
  --margin: 150px;
  --ease:     cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
}

html { scroll-behavior: smooth; font-size: 16px; }
body { background: var(--cream); color: var(--charcoal); font-family: var(--font-body); font-weight: 300; line-height: 1.7; cursor: none; overflow-x: hidden; }
h1,h2,h3,h4 { font-family: var(--font-display); }
a { cursor: none; }

/* CURSOR */
.cursor { width: 7px; height: 7px; background: var(--rust); border-radius: 50%; position: fixed; pointer-events: none; z-index: 9999; transform: translate(-50%,-50%); transition: transform 0.15s var(--ease); }
.cursor-ring { width: 32px; height: 32px; border: 1px solid var(--rust); border-radius: 50%; position: fixed; pointer-events: none; z-index: 9998; transform: translate(-50%,-50%); transition: width 0.3s, height 0.3s, opacity 0.3s; opacity: 0.5; }
body:has(a:hover) .cursor-ring, body:has(button:hover) .cursor-ring { width: 52px; height: 52px; opacity: 1; }

/* LOADER */
#loader { position: fixed; inset: 0; background: var(--charcoal); z-index: 10000; display: flex; align-items: center; justify-content: center; flex-direction: column; gap: 1.5rem; transition: opacity 0.7s var(--ease), visibility 0.7s; }
#loader.hidden { opacity: 0; visibility: hidden; }
.loader-text { color: var(--cream); font-family: var(--font-mono); font-size: 0.65rem; letter-spacing: 0.35em; text-transform: uppercase; animation: pulse 1.4s ease-in-out infinite; }
.loader-bar { width: 100px; height: 1px; background: rgba(245,237,227,0.15); position: relative; overflow: hidden; }
.loader-bar::after { content: ''; position: absolute; top: 0; left: -100%; width: 100%; height: 100%; background: var(--rust); animation: loadbar 1.4s var(--ease) forwards; }
@keyframes loadbar { to { left: 0; } }
@keyframes pulse { 0%,100%{opacity:0.3} 50%{opacity:1} }

/* NAV */
nav { position: fixed; top: 0; left: 0; right: 0; z-index: 100; padding: 1.6rem var(--margin); display: flex; align-items: center; justify-content: space-between; transition: background 0.4s, padding 0.3s, box-shadow 0.3s; }
nav.scrolled { background: rgba(245,237,227,0.96); backdrop-filter: blur(16px); padding: 1rem var(--margin); box-shadow: 0 1px 0 rgba(202,73,37,0.1); }
nav.dark .nav-logo svg path { fill: var(--cream); }
nav.dark.scrolled .nav-logo svg path { fill: #CA4925; }
.nav-logo { display: flex; align-items: center; }
.nav-logo svg { height: 28px; width: auto; display: block; overflow: visible; }
.nav-links { display: flex; gap: 2.5rem; list-style: none; align-items: center; }
.nav-links a { font-family: var(--font-mono); font-size: 0.62rem; letter-spacing: 0.18em; text-transform: uppercase; text-decoration: none; color: var(--charcoal); position: relative; transition: color 0.2s; }
.nav-links a::after { content: ''; position: absolute; bottom: -3px; left: 0; width: 0; height: 1px; background: var(--rust); transition: width 0.3s var(--ease); }
.nav-links a:hover, .nav-links a.active { color: var(--rust); }
.nav-links a:hover::after, .nav-links a.active::after { width: 100%; }
nav.dark .nav-links a { color: rgba(245,237,227,0.7); }
nav.dark.scrolled .nav-links a { color: var(--charcoal); }
nav.dark.scrolled .nav-links a.active { color: var(--rust); }
.nav-cta { font-family: var(--font-mono) !important; font-size: 0.62rem !important; letter-spacing: 0.18em !important; text-transform: uppercase !important; color: var(--cream) !important; background: var(--rust) !important; padding: 0.55rem 1.2rem !important; text-decoration: none !important; transition: background 0.2s !important; }
.nav-cta:hover { background: var(--brick) !important; }
.nav-cta::after { display: none !important; }
nav.dark .nav-cta { background: rgba(245,237,227,0.15) !important; border: 1px solid rgba(245,237,227,0.3); }
nav.dark.scrolled .nav-cta { background: var(--rust) !important; border: none; }

/* HAMBURGER / MOBILE MENU */
.hamburger { display: none; flex-direction: column; gap: 5px; cursor: none; background: none; border: none; padding: 4px; }
.hamburger span { display: block; width: 22px; height: 1px; background: var(--charcoal); transition: transform 0.3s, opacity 0.3s; }
nav.dark .hamburger span { background: var(--cream); }
nav.dark.scrolled .hamburger span { background: var(--charcoal); }
.hamburger.open span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }
.mobile-menu { position: fixed; inset: 0; background: var(--charcoal); z-index: 99; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 1.8rem; opacity: 0; visibility: hidden; transition: opacity 0.4s var(--ease), visibility 0.4s; }
.mobile-menu.open { opacity: 1; visibility: visible; }
.mobile-menu a { font-family: var(--font-display); font-size: clamp(1.8rem, 7vw, 3rem); font-weight: 300; color: var(--cream); text-decoration: none; letter-spacing: -0.01em; transition: color 0.2s; }
.mobile-menu a:hover { color: var(--rust); }

/* PAGE HERO */
.page-hero { background: var(--charcoal); padding: 10rem var(--margin) 5rem; position: relative; overflow: hidden; }
.page-hero-eyebrow { font-family: var(--font-mono); font-size: 0.58rem; letter-spacing: 0.35em; text-transform: uppercase; color: var(--rust); margin-bottom: 1.5rem; display: block; }
.page-hero-h1 { font-size: clamp(3rem, 5vw, 6rem); font-weight: 300; line-height: 1.02; letter-spacing: -0.025em; color: var(--cream); max-width: 800px; }
.page-hero-h1 em { font-style: italic; color: var(--rust); }
.page-hero-sub { font-size: 1rem; font-weight: 300; color: var(--sand); max-width: 520px; line-height: 1.75; margin-top: 1.5rem; }
.page-hero-deco { position: absolute; right: var(--margin); bottom: 0; top: 0; display: flex; align-items: center; opacity: 0.05; pointer-events: none; }
.page-hero-deco svg { height: 70%; }

/* SECTION LAYOUT */
section { position: relative; }
.section-pad { padding: 7rem var(--margin); }
.section-pad-sm { padding: 5rem var(--margin); }
.section-header { margin-bottom: 4.5rem; display: grid; grid-template-columns: 1fr 1fr; gap: 4rem; align-items: end; border-bottom: 1px solid rgba(202,73,37,0.12); padding-bottom: 3rem; }
.section-header.on-dark { border-bottom-color: rgba(245,237,227,0.07); }
.section-tag { font-family: var(--font-mono); font-size: 0.58rem; letter-spacing: 0.35em; text-transform: uppercase; color: var(--rust); margin-bottom: 0.9rem; display: block; }
.section-h2 { font-size: clamp(1.9rem, 3vw, 3rem); font-weight: 300; line-height: 1.12; letter-spacing: -0.02em; }
.section-h2 em { font-style: italic; color: var(--rust); }
.section-intro { font-size: 0.92rem; font-weight: 300; color: var(--warm-grey); line-height: 1.8; align-self: end; }

/* BUTTONS */
.btn-solid { display: inline-flex; align-items: center; gap: 0.75rem; font-family: var(--font-mono); font-size: 0.62rem; letter-spacing: 0.22em; text-transform: uppercase; color: var(--cream); background: var(--rust); padding: 0.9rem 2rem; text-decoration: none; transition: background 0.2s; border: none; cursor: none; }
.btn-solid:hover { background: var(--brick); }
.btn-solid .arr { display: inline-block; transition: transform 0.3s var(--ease); }
.btn-solid:hover .arr { transform: translateX(5px); }
.btn-ghost { display: inline-flex; align-items: center; gap: 0.75rem; font-family: var(--font-mono); font-size: 0.62rem; letter-spacing: 0.22em; text-transform: uppercase; color: var(--cream); border: 1px solid rgba(202,73,37,0.4); padding: 0.9rem 2rem; text-decoration: none; transition: all 0.3s; }
.btn-ghost:hover { background: rgba(202,73,37,0.1); border-color: var(--rust); }
.btn-outline-dark { display: inline-flex; align-items: center; gap: 0.75rem; font-family: var(--font-mono); font-size: 0.62rem; letter-spacing: 0.22em; text-transform: uppercase; color: var(--charcoal); border: 1px solid rgba(26,23,20,0.2); padding: 0.9rem 2rem; text-decoration: none; transition: all 0.3s; }
.btn-outline-dark:hover { background: var(--rust); color: var(--cream); border-color: var(--rust); }
.btn-link { display: inline-flex; align-items: center; gap: 0.6rem; font-family: var(--font-mono); font-size: 0.62rem; letter-spacing: 0.2em; text-transform: uppercase; text-decoration: none; border-bottom: 1px solid rgba(202,73,37,0.4); padding-bottom: 0.25rem; transition: color 0.2s, border-color 0.2s; }
.btn-link .arr { display: inline-block; transition: transform 0.3s var(--ease); }
.btn-link:hover .arr { transform: translateX(5px); }
.btn-link:hover { border-color: var(--rust); }

/* CTA STRIP */
.cta-strip { background: var(--rust); padding: 4rem var(--margin); display: flex; align-items: center; justify-content: space-between; gap: 3rem; }
.cta-strip-h { font-family: var(--font-display); font-size: clamp(1.5rem, 2.2vw, 2.2rem); font-weight: 300; line-height: 1.3; color: var(--cream); letter-spacing: -0.01em; }
.cta-strip-h em { font-style: italic; }
.cta-strip-sub { display: block; font-family: var(--font-mono); font-size: 0.56rem; letter-spacing: 0.18em; text-transform: uppercase; color: rgba(245,237,227,0.6); margin-top: 0.4rem; }
.btn-outline-light { flex-shrink: 0; font-family: var(--font-mono); font-size: 0.62rem; letter-spacing: 0.22em; text-transform: uppercase; color: var(--cream); text-decoration: none; border: 1px solid rgba(245,237,227,0.45); padding: 1rem 2rem; transition: background 0.3s, border-color 0.3s; white-space: nowrap; }
.btn-outline-light:hover { background: rgba(245,237,227,0.12); border-color: var(--cream); }

/* FOOTER */
footer { background: var(--charcoal); border-top: 1px solid rgba(245,237,227,0.05); padding: 2.5rem var(--margin); display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; gap: 2rem; }
.footer-brand { font-family: var(--font-mono); font-size: 0.56rem; font-weight: 300; color: rgba(245,237,227,0.28); letter-spacing: 0.1em; }
.footer-logo { display: flex; align-items: center; justify-content: center; }
.footer-logo svg { height: 18px; width: auto; overflow: visible; opacity: 0.5; transition: opacity 0.2s; }
.footer-logo:hover svg { opacity: 0.85; }
.footer-right { display: flex; align-items: center; gap: 2rem; justify-content: flex-end; }
.footer-link { font-family: var(--font-mono); font-size: 0.52rem; letter-spacing: 0.25em; text-transform: uppercase; color: rgba(245,237,227,0.3); text-decoration: none; transition: color 0.2s; }
.footer-link:hover { color: var(--rust); }

/* BREADCRUMB */
.breadcrumb { display: flex; align-items: center; gap: 0.6rem; font-family: var(--font-mono); font-size: 0.55rem; letter-spacing: 0.2em; text-transform: uppercase; color: rgba(245,237,227,0.35); margin-bottom: 2rem; }
.breadcrumb a { color: rgba(245,237,227,0.35); text-decoration: none; transition: color 0.2s; }
.breadcrumb a:hover { color: var(--rust); }
.breadcrumb-sep { opacity: 0.3; }
.breadcrumb-current { color: var(--rust); }

/* COOKIE */
.cookie-banner { position: fixed; bottom: 2rem; left: 50%; transform: translateX(-50%); background: var(--charcoal); border: 1px solid rgba(202,73,37,0.25); padding: 1.2rem 1.8rem; display: flex; align-items: center; gap: 2rem; z-index: 200; max-width: 600px; width: calc(100% - 3rem); transition: transform 0.5s var(--ease), opacity 0.5s; }
.cookie-banner.hidden { transform: translateX(-50%) translateY(130%); opacity: 0; pointer-events: none; }
.cookie-text { font-size: 0.78rem; font-weight: 300; color: var(--sand); line-height: 1.6; font-style: italic; }
.cookie-btn { flex-shrink: 0; font-family: var(--font-mono); font-size: 0.52rem; letter-spacing: 0.2em; text-transform: uppercase; color: var(--cream); background: var(--rust); border: none; padding: 0.6rem 1.1rem; cursor: none; transition: background 0.2s; white-space: nowrap; }
.cookie-btn:hover { background: var(--brick); }

/* REVEAL */
.reveal { opacity: 0; transform: translateY(22px); transition: opacity 0.7s var(--ease-out), transform 0.7s var(--ease-out); }
.reveal.visible { opacity: 1; transform: translateY(0); }
.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }

/* RESPONSIVE */
@media (max-width: 1440px) { :root { --margin: 100px; } }
@media (max-width: 1200px) { :root { --margin: 60px; } }
@media (max-width: 1024px) {
  :root { --margin: 1.5rem; }
  nav { padding: 1.2rem 1.5rem; }
  nav.scrolled { padding: 0.9rem 1.5rem; }
  .nav-links { display: none; }
  .hamburger { display: flex; }
  .section-header { grid-template-columns: 1fr; gap: 1.2rem; }
  .cta-strip { flex-direction: column; align-items: flex-start; }
  footer { grid-template-columns: 1fr; text-align: center; gap: 1.2rem; }
  .footer-right { justify-content: center; }
  .page-hero { padding: 8rem 1.5rem 4rem; }
  .page-hero-deco { display: none; }
  .section-pad { padding: 5rem 1.5rem; }
  .section-pad-sm { padding: 3.5rem 1.5rem; }
}