/* ==========================================================================
   Projektowanie Zieleni — Małgorzata Skowron
   Nowy design systemu: paleta leśna zieleń + kremowe tło + ciepły akcent.
   ========================================================================== */

:root{
  --forest-950:#0f1f16;
  --forest-900:#16301f;
  --forest-800:#1f4029;
  --forest-700:#2c5738;
  --forest-600:#3c6f49;
  --sage-500:#7c9473;
  --sage-300:#a9bc9c;
  --sage-100:#dbe4d3;
  --gold-600:#a9824f;
  --gold-400:#c9a86c;
  --cream-100:#faf7f0;
  --cream-200:#f3ede1;
  --cream-300:#ece3d3;
  --ink-900:#1a1e19;
  --ink-700:#3c4238;
  --ink-500:#666f61;
  --white:#ffffff;

  --font-serif:'Fraunces', Georgia, serif;
  --font-sans:'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

  --container:1280px;
  --radius-sm:6px;
  --radius-md:14px;
  --radius-lg:28px;
  --shadow-soft:0 20px 60px -25px rgba(15,31,22,0.35);
  --shadow-card:0 10px 30px -15px rgba(15,31,22,0.25);
  --ease:cubic-bezier(.25,.8,.25,1);
}

*, *::before, *::after{ box-sizing:border-box; }
html{ scroll-behavior:smooth; }
body{
  margin:0;
  background:var(--cream-100);
  color:var(--ink-900);
  font-family:var(--font-sans);
  font-size:16px;
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}
img{ max-width:100%; display:block; }
a{ color:inherit; text-decoration:none; }
ul{ margin:0; padding:0; list-style:none; }
h1,h2,h3,h4{
  font-family:var(--font-serif);
  font-weight:500;
  line-height:1.12;
  margin:0 0 .5em;
  color:var(--forest-950);
  letter-spacing:-.01em;
}
p{ margin:0 0 1em; }
button{ font-family:inherit; }

.container{
  width:100%;
  max-width:var(--container);
  margin:0 auto;
  padding:0 clamp(20px,5vw,64px);
}

/* -------------------------- Buttons -------------------------- */
.btn{
  display:inline-flex;
  align-items:center;
  gap:10px;
  padding:15px 30px;
  border-radius:100px;
  font-size:.85rem;
  font-weight:600;
  letter-spacing:.06em;
  text-transform:uppercase;
  border:1px solid transparent;
  cursor:pointer;
  transition:all .35s var(--ease);
  white-space:nowrap;
}
.btn-primary{
  background:var(--forest-800);
  color:var(--cream-100);
}
.btn-primary:hover{ background:var(--forest-900); transform:translateY(-2px); box-shadow:var(--shadow-card); }
.btn-ghost{
  background:transparent;
  color:var(--forest-950);
  border-color:var(--forest-950);
}
.btn-ghost:hover{ background:var(--forest-950); color:var(--cream-100); }
.btn-light{
  background:var(--cream-100);
  color:var(--forest-950);
}
.btn-light:hover{ background:var(--white); transform:translateY(-2px); }
.btn svg{ width:16px; height:16px; transition:transform .3s var(--ease); }
.btn:hover svg{ transform:translateX(4px); }

.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:10px;
  font-size:.78rem;
  font-weight:600;
  letter-spacing:.16em;
  text-transform:uppercase;
  color:var(--gold-600);
  margin-bottom:16px;
}
.eyebrow::before{
  content:'';
  width:28px; height:1px;
  background:var(--gold-600);
}

/* -------------------------- Header -------------------------- */
.site-header{
  position:fixed;
  top:0; left:0; right:0;
  z-index:1000;
  padding:22px 0;
  transition:all .4s var(--ease);
}
.site-header .container{ display:flex; align-items:center; justify-content:space-between; }
.site-header.is-solid{
  background:rgba(250,247,240,0.92);
  backdrop-filter:blur(10px);
  padding:14px 0;
  box-shadow:0 4px 24px -8px rgba(15,31,22,0.15);
}
.logo{
  display:flex;
  align-items:center;
  gap:12px;
  font-family:var(--font-serif);
  font-size:1.15rem;
  color:var(--white);
  transition:color .4s var(--ease);
}
.site-header.is-solid .logo,
.page-header .logo{ color:var(--forest-950); }
.logo .mark{
  width:38px; height:38px;
  flex-shrink:0;
}
.logo .mark svg{ width:100%; height:100%; }
.logo strong{ font-weight:500; display:block; }
.logo span{ display:block; font-family:var(--font-sans); font-size:.62rem; letter-spacing:.14em; text-transform:uppercase; opacity:.75; }

.nav-desktop{ display:none; }
.nav-desktop ul{ display:flex; gap:36px; align-items:center; }
.nav-desktop a{
  font-size:.82rem;
  font-weight:600;
  letter-spacing:.08em;
  text-transform:uppercase;
  color:var(--white);
  position:relative;
  padding:6px 0;
  transition:color .4s var(--ease);
}
.site-header.is-solid .nav-desktop a,
.page-header .nav-desktop a{ color:var(--forest-950); }
.nav-desktop a::after{
  content:'';
  position:absolute; left:0; bottom:0;
  width:0; height:2px;
  background:currentColor;
  transition:width .3s var(--ease);
}
.nav-desktop a:hover::after,
.nav-desktop a.active::after{ width:100%; }
.nav-desktop a.active{ color:var(--gold-400); }
.site-header.is-solid .nav-desktop a.active,
.page-header .nav-desktop a.active{ color:var(--gold-600); }

.header-cta{ display:none; }

.nav-toggle{
  width:44px; height:44px;
  border-radius:50%;
  border:1px solid rgba(255,255,255,.5);
  background:transparent;
  display:flex;
  align-items:center;
  justify-content:center;
  cursor:pointer;
  flex-shrink:0;
  transition:all .3s var(--ease);
}
.site-header.is-solid .nav-toggle,
.page-header .nav-toggle{ border-color:rgba(26,30,25,.3); }
.nav-toggle span{
  position:relative;
  width:18px; height:2px;
  background:var(--white);
  transition:background .3s var(--ease);
}
.site-header.is-solid .nav-toggle span,
.page-header .nav-toggle span{ background:var(--forest-950); }
.nav-toggle span::before,.nav-toggle span::after{
  content:'';
  position:absolute; left:0;
  width:18px; height:2px;
  background:inherit;
  transition:transform .3s var(--ease);
}
.nav-toggle span::before{ top:-6px; }
.nav-toggle span::after{ top:6px; }

/* mobile drawer */
.nav-mobile{
  position:fixed; inset:0;
  background:var(--forest-950);
  z-index:1100;
  display:flex;
  flex-direction:column;
  justify-content:center;
  padding:40px;
  transform:translateY(-100%);
  transition:transform .5s var(--ease);
}
.nav-mobile.is-open{ transform:translateY(0); }
.nav-mobile-close{
  position:absolute; top:26px; right:24px;
  width:44px; height:44px;
  border-radius:50%;
  border:1px solid rgba(255,255,255,.3);
  background:none;
  color:var(--cream-100);
  font-size:1.3rem;
  cursor:pointer;
}
.nav-mobile ul{ display:flex; flex-direction:column; gap:8px; }
.nav-mobile a{
  font-family:var(--font-serif);
  font-size:2.2rem;
  color:var(--cream-100);
  padding:10px 0;
  display:inline-block;
  border-bottom:1px solid rgba(255,255,255,.08);
}
.nav-mobile .mobile-meta{ margin-top:40px; color:var(--sage-300); font-size:.85rem; line-height:1.9; }
.nav-mobile .mobile-meta a{ font-family:var(--font-sans); font-size:.85rem; color:var(--cream-100); border:none; }

body.nav-open{ overflow:hidden; }

/* -------------------------- Hero -------------------------- */
.hero{
  position:relative;
  min-height:100vh;
  display:flex;
  align-items:flex-end;
  overflow:hidden;
  background:var(--forest-950);
}
.hero-bg{
  position:absolute; inset:0;
  background-size:cover;
  background-position:center;
  transform:scale(1.08);
  animation:heroZoom 18s var(--ease) forwards;
}
@keyframes heroZoom{ to{ transform:scale(1); } }
.hero-bg::after{
  content:'';
  position:absolute; inset:0;
  background:linear-gradient(180deg, rgba(15,31,22,.55) 0%, rgba(15,31,22,.35) 40%, rgba(15,31,22,.85) 100%);
}
.hero-content{
  position:relative;
  z-index:2;
  width:100%;
  padding-bottom:clamp(60px,9vw,110px);
  color:var(--cream-100);
}
.hero-eyebrow{
  display:flex; align-items:center; gap:12px;
  font-size:.8rem; letter-spacing:.2em; text-transform:uppercase;
  color:var(--sage-300); margin-bottom:22px;
  opacity:0; transform:translateY(16px);
  animation:fadeUp .9s var(--ease) .3s forwards;
}
.hero-eyebrow::before{ content:''; width:40px; height:1px; background:var(--gold-400); }
.hero h1{
  color:var(--cream-100);
  font-size:clamp(2.6rem,7vw,5.6rem);
  font-weight:400;
  margin-bottom:.25em;
  opacity:0; transform:translateY(24px);
  animation:fadeUp 1s var(--ease) .5s forwards;
}
.hero h1 em{ font-style:italic; color:var(--sage-300); }
.hero-sub{
  max-width:560px;
  font-size:clamp(1rem,1.6vw,1.2rem);
  color:var(--cream-200);
  opacity:0; transform:translateY(24px);
  animation:fadeUp 1s var(--ease) .7s forwards;
}
.hero-actions{
  display:flex; gap:16px; flex-wrap:wrap;
  margin-top:34px;
  opacity:0; transform:translateY(24px);
  animation:fadeUp 1s var(--ease) .9s forwards;
}
@keyframes fadeUp{ to{ opacity:1; transform:translateY(0); } }

.scroll-cue{
  position:absolute; right:clamp(20px,5vw,64px); bottom:40px;
  z-index:2;
  display:flex; flex-direction:column; align-items:center; gap:10px;
  color:var(--cream-200);
  font-size:.7rem; letter-spacing:.2em; text-transform:uppercase;
}
.scroll-cue .line{ width:1px; height:50px; background:linear-gradient(var(--gold-400),transparent); position:relative; overflow:hidden; }
.scroll-cue .line::after{
  content:''; position:absolute; left:0; top:-50%; width:100%; height:50%;
  background:var(--cream-100);
  animation:scrollDrip 2s ease-in-out infinite;
}
@keyframes scrollDrip{ 0%{ top:-50%; } 100%{ top:100%; } }

/* -------------------------- Sections generic -------------------------- */
section{ position:relative; }
.section{ padding:clamp(70px,10vw,140px) 0; }
.section-tight{ padding:clamp(50px,7vw,90px) 0; }
.section-header{ max-width:680px; margin-bottom:56px; }
.section-header.center{ margin-left:auto; margin-right:auto; text-align:center; }
.section-header p{ color:var(--ink-500); font-size:1.05rem; }
.bg-forest{ background:var(--forest-950); color:var(--cream-200); }
.bg-forest h2, .bg-forest h3{ color:var(--cream-100); }
.bg-forest .section-header p{ color:var(--sage-300); }
.bg-cream-2{ background:var(--cream-200); }

/* reveal-on-scroll */
.reveal{ opacity:0; transform:translateY(36px); transition:opacity .9s var(--ease), transform .9s var(--ease); }
.reveal.is-visible{ opacity:1; transform:translateY(0); }
.reveal-delay-1{ transition-delay:.1s; }
.reveal-delay-2{ transition-delay:.22s; }
.reveal-delay-3{ transition-delay:.34s; }
.reveal-delay-4{ transition-delay:.46s; }

/* -------------------------- Intro / stats -------------------------- */
.intro{ display:grid; gap:60px; }
.intro-lead{
  font-family:var(--font-serif);
  font-size:clamp(1.5rem,2.6vw,2.15rem);
  font-weight:400;
  color:var(--forest-950);
  line-height:1.45;
}
.intro-lead span{ color:var(--sage-500); }
.stats{
  display:grid;
  grid-template-columns:repeat(2,1fr);
  gap:28px;
}
.stat-num{
  font-family:var(--font-serif);
  font-size:clamp(2.2rem,4vw,3.2rem);
  color:var(--forest-800);
  display:flex; align-items:baseline; gap:4px;
}
.stat-num .plus{ font-size:1.4rem; color:var(--gold-600); }
.stat-label{ font-size:.85rem; color:var(--ink-500); text-transform:uppercase; letter-spacing:.06em; margin-top:6px; }

@media(min-width:900px){
  .intro{ grid-template-columns:1.3fr 1fr; align-items:center; }
}

/* -------------------------- Project grid (cards) -------------------------- */
.grid-projects{
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(280px,1fr));
  gap:28px;
}
.project-card{
  position:relative;
  border-radius:var(--radius-md);
  overflow:hidden;
  aspect-ratio:4/5;
  background:var(--forest-900);
  box-shadow:var(--shadow-card);
}
.project-card img{
  width:100%; height:100%; object-fit:cover;
  transition:transform .8s var(--ease), filter .8s var(--ease);
}
.project-card::after{
  content:'';
  position:absolute; inset:0;
  background:linear-gradient(180deg, rgba(15,31,22,0) 35%, rgba(15,31,22,.92) 100%);
  transition:opacity .5s var(--ease);
}
.project-card:hover img{ transform:scale(1.08); }
.project-card-body{
  position:absolute; left:0; right:0; bottom:0;
  padding:26px;
  z-index:2;
  color:var(--cream-100);
  transform:translateY(6px);
  transition:transform .5s var(--ease);
}
.project-card:hover .project-card-body{ transform:translateY(0); }
.project-tag{
  display:inline-block;
  font-size:.68rem;
  letter-spacing:.12em;
  text-transform:uppercase;
  color:var(--gold-400);
  margin-bottom:8px;
  font-weight:600;
}
.project-card-body h3{
  color:var(--cream-100);
  font-size:1.3rem;
  margin:0;
}
.project-card-arrow{
  position:absolute; top:20px; right:20px; z-index:2;
  width:40px; height:40px;
  border-radius:50%;
  background:rgba(250,247,240,.15);
  backdrop-filter:blur(6px);
  display:flex; align-items:center; justify-content:center;
  opacity:0; transform:translateY(-8px);
  transition:all .4s var(--ease);
}
.project-card:hover .project-card-arrow{ opacity:1; transform:translateY(0); }
.project-card-arrow svg{ width:16px; height:16px; color:var(--cream-100); }

.section-cta-row{
  display:flex; justify-content:center; margin-top:56px;
}

/* -------------------------- Process (Oferta teaser) -------------------------- */
.process-grid{
  display:grid;
  gap:20px;
  grid-template-columns:repeat(auto-fit,minmax(220px,1fr));
}
.process-card{
  background:var(--white);
  border-radius:var(--radius-md);
  padding:34px 28px;
  box-shadow:var(--shadow-card);
  position:relative;
}
.process-num{
  font-family:var(--font-serif);
  font-size:2.6rem;
  color:var(--sage-300);
  margin-bottom:14px;
  line-height:1;
}
.process-card h3{ font-size:1.15rem; margin-bottom:10px; }
.process-card p{ color:var(--ink-500); font-size:.94rem; margin:0; }

/* -------------------------- About teaser -------------------------- */
.about-teaser{
  display:grid; gap:48px;
  align-items:center;
}
.about-teaser-media{
  position:relative;
  border-radius:var(--radius-lg);
  overflow:hidden;
  aspect-ratio:4/5;
}
.about-teaser-media img{ width:100%; height:100%; object-fit:cover; }
.about-teaser-badge{
  position:absolute; left:20px; bottom:20px;
  background:rgba(250,247,240,.92);
  backdrop-filter:blur(6px);
  border-radius:var(--radius-md);
  padding:18px 22px;
}
.about-teaser-badge .stat-num{ font-size:2rem; }
@media(min-width:900px){
  .about-teaser{ grid-template-columns:.85fr 1.15fr; }
}

/* -------------------------- Clients marquee -------------------------- */
.marquee{
  overflow:hidden;
  position:relative;
  border-top:1px solid rgba(255,255,255,.12);
  border-bottom:1px solid rgba(255,255,255,.12);
  padding:26px 0;
}
.marquee-track{
  display:flex;
  gap:56px;
  width:max-content;
  animation:marquee 32s linear infinite;
}
.marquee:hover .marquee-track{ animation-play-state:paused; }
.marquee span{
  font-family:var(--font-serif);
  font-size:1.3rem;
  color:var(--sage-300);
  white-space:nowrap;
  opacity:.85;
}
@keyframes marquee{ from{ transform:translateX(0);} to{ transform:translateX(-50%);} }

/* -------------------------- Contact cards -------------------------- */
.contact-grid{
  display:grid;
  gap:24px;
  grid-template-columns:repeat(auto-fit,minmax(280px,1fr));
}
.contact-card{
  background:var(--white);
  color:var(--ink-900);
  border-radius:var(--radius-lg);
  padding:40px 36px;
  box-shadow:var(--shadow-card);
  border-top:3px solid var(--gold-400);
}
.contact-card h3{ font-size:1.4rem; margin-bottom:2px; }
.contact-card .role{ color:var(--sage-500); font-size:.85rem; text-transform:uppercase; letter-spacing:.08em; font-weight:600; margin-bottom:20px; }
.contact-line{
  display:flex; align-items:center; gap:14px;
  padding:12px 0;
  border-top:1px solid var(--cream-300);
  font-size:.98rem;
}
.contact-line:first-of-type{ border-top:none; }
.contact-line .icon{
  width:36px; height:36px; border-radius:50%;
  background:var(--sage-100);
  display:flex; align-items:center; justify-content:center;
  flex-shrink:0;
  color:var(--forest-800);
}
.contact-line .icon svg{ width:16px; height:16px; }
.contact-line a{ transition:color .3s var(--ease); word-break:break-word; }
.contact-line a:hover{ color:var(--forest-800); }

.simple-list{ list-style:none; padding:0; margin:34px 0 0; display:flex; flex-direction:column; gap:16px; }
.simple-list li{
  position:relative;
  padding-left:24px;
  color:var(--ink-700);
  font-size:.96rem;
  line-height:1.55;
}
.simple-list li::before{
  content:'';
  position:absolute; left:0; top:8px;
  width:8px; height:8px;
  border-radius:50%;
  background:var(--gold-400);
}

/* -------------------------- Footer -------------------------- */
.site-footer{
  background:var(--forest-950);
  color:var(--sage-300);
  padding:70px 0 30px;
}
.footer-top{
  display:grid; gap:40px;
  padding-bottom:50px;
  border-bottom:1px solid rgba(255,255,255,.1);
  margin-bottom:30px;
}
.footer-brand .logo{ color:var(--cream-100); margin-bottom:16px; }
.footer-brand p{ max-width:340px; color:var(--sage-300); font-size:.92rem; }
.footer-cols{ display:grid; grid-template-columns:repeat(2,1fr); gap:30px; }
.footer-col h4{ color:var(--cream-100); font-size:.78rem; letter-spacing:.1em; text-transform:uppercase; margin-bottom:16px; font-family:var(--font-sans); font-weight:600; }
.footer-col li{ margin-bottom:10px; }
.footer-col a{ font-size:.92rem; color:var(--sage-300); transition:color .3s var(--ease); }
.footer-col a:hover{ color:var(--cream-100); }
.footer-bottom{ display:flex; flex-wrap:wrap; justify-content:space-between; gap:12px; font-size:.8rem; color:rgba(169,188,156,.6); }
.social-row{ display:flex; gap:12px; margin-top:18px; }
.social-row a{
  width:38px; height:38px; border-radius:50%;
  border:1px solid rgba(255,255,255,.2);
  display:flex; align-items:center; justify-content:center;
  transition:all .3s var(--ease);
}
.social-row a:hover{ background:var(--cream-100); color:var(--forest-950); border-color:var(--cream-100); }
.social-row svg{ width:16px; height:16px; }

@media(min-width:760px){
  .footer-top{ grid-template-columns:1.2fr 1fr; }
}

/* -------------------------- Page header (inner pages) -------------------------- */
.page-header{
  padding:calc(clamp(70px,10vw,140px) + 40px) 0 clamp(60px,8vw,100px);
  background:var(--cream-200);
  position:relative;
  overflow:hidden;
}
.page-header .container{ position:relative; z-index:1; }
.page-header .eyebrow{ margin-bottom:20px; }
.page-header h1{ font-size:clamp(2.2rem,5vw,3.6rem); max-width:760px; }
.page-header p.lead{ max-width:560px; color:var(--ink-500); font-size:1.05rem; }
.page-header-deco{
  position:absolute; right:-80px; top:-80px;
  width:340px; height:340px;
  opacity:.5;
}

/* fixed header needs solid style on non-home pages from the start */
body.page-inner .site-header{ background:rgba(250,247,240,.92); backdrop-filter:blur(10px); box-shadow:0 4px 24px -8px rgba(15,31,22,0.1); }
body.page-inner .site-header .logo,
body.page-inner .nav-desktop a,
body.page-inner .nav-toggle span{ color:var(--forest-950); }
body.page-inner .nav-toggle{ border-color:rgba(26,30,25,.3); }
body.page-inner .nav-toggle span{ background:var(--forest-950); }

/* -------------------------- Portfolio filter -------------------------- */
.filter-bar{
  display:flex; flex-wrap:wrap; gap:12px;
  margin-bottom:44px;
}
.filter-btn{
  padding:11px 24px;
  border-radius:100px;
  border:1px solid var(--cream-300);
  background:var(--white);
  font-size:.8rem;
  font-weight:600;
  letter-spacing:.05em;
  text-transform:uppercase;
  color:var(--ink-700);
  cursor:pointer;
  transition:all .3s var(--ease);
}
.filter-btn:hover{ border-color:var(--sage-500); }
.filter-btn.is-active{ background:var(--forest-900); border-color:var(--forest-900); color:var(--cream-100); }

.grid-projects.portfolio-grid .project-card{ transition:opacity .5s var(--ease), transform .5s var(--ease); }
.grid-projects.portfolio-grid .project-card.is-hidden{
  display:none;
}
.project-card.filtering-out{ opacity:0; transform:scale(.94); }

/* -------------------------- Project detail -------------------------- */
.project-hero{
  position:relative;
  height:70vh;
  min-height:420px;
  overflow:hidden;
}
.project-hero img{ width:100%; height:100%; object-fit:cover; }
.project-hero::after{
  content:'';
  position:absolute; inset:0;
  background:linear-gradient(180deg, rgba(15,31,22,.25) 0%, rgba(15,31,22,.75) 100%);
}
.project-hero-content{
  position:absolute; left:0; right:0; bottom:0;
  z-index:2;
  padding-bottom:50px;
  color:var(--cream-100);
}
.project-hero-content h1{ color:var(--cream-100); font-size:clamp(2.2rem,5vw,3.6rem); margin-bottom:.2em; }
.back-link{
  display:inline-flex; align-items:center; gap:8px;
  font-size:.8rem; font-weight:600; letter-spacing:.08em; text-transform:uppercase;
  margin-bottom:20px;
  opacity:.9;
}
.back-link svg{ width:14px; height:14px; transform:rotate(180deg); }

.project-meta-row{
  display:flex; flex-wrap:wrap; gap:32px;
  padding:34px 0;
  border-bottom:1px solid var(--cream-300);
  margin-bottom:50px;
}
.project-meta-item .label{ font-size:.72rem; text-transform:uppercase; letter-spacing:.1em; color:var(--ink-500); margin-bottom:4px; }
.project-meta-item .value{ font-family:var(--font-serif); font-size:1.15rem; }

.gallery-grid{
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(260px,1fr));
  gap:18px;
}
.gallery-grid .g-item{
  border-radius:var(--radius-md);
  overflow:hidden;
  cursor:zoom-in;
  aspect-ratio:4/3;
  position:relative;
}
.gallery-grid .g-item img{ width:100%; height:100%; object-fit:cover; transition:transform .6s var(--ease); }
.gallery-grid .g-item:hover img{ transform:scale(1.06); }
.gallery-grid .g-item:nth-child(3n+1){ grid-row:span 2; aspect-ratio:auto; }

.project-nav{
  display:flex; justify-content:space-between; align-items:center;
  padding:50px 0;
  margin-top:20px;
  border-top:1px solid var(--cream-300);
  gap:20px; flex-wrap:wrap;
}
.project-nav a{ font-weight:600; display:flex; align-items:center; gap:10px; font-size:.9rem; }
.project-nav .next-project{ text-align:right; flex-direction:row-reverse; }

/* -------------------------- Lightbox -------------------------- */
.lightbox{
  position:fixed; inset:0; z-index:2000;
  background:rgba(15,31,22,.97);
  display:flex; align-items:center; justify-content:center;
  opacity:0; visibility:hidden;
  transition:opacity .4s var(--ease);
}
.lightbox.is-open{ opacity:1; visibility:visible; }
.lightbox img{
  max-width:90vw; max-height:82vh;
  border-radius:8px;
  box-shadow:0 30px 80px rgba(0,0,0,.5);
}
.lightbox-close, .lightbox-prev, .lightbox-next{
  position:absolute;
  width:50px; height:50px;
  border-radius:50%;
  border:1px solid rgba(255,255,255,.25);
  background:rgba(255,255,255,.05);
  color:var(--cream-100);
  display:flex; align-items:center; justify-content:center;
  cursor:pointer;
  transition:all .3s var(--ease);
}
.lightbox-close:hover, .lightbox-prev:hover, .lightbox-next:hover{ background:var(--cream-100); color:var(--forest-950); }
.lightbox-close{ top:26px; right:26px; }
.lightbox-prev{ left:26px; top:50%; transform:translateY(-50%); }
.lightbox-next{ right:26px; top:50%; transform:translateY(-50%); }
.lightbox-close svg,.lightbox-prev svg,.lightbox-next svg{ width:18px; height:18px; }
.lightbox-counter{
  position:absolute; bottom:26px; left:50%; transform:translateX(-50%);
  color:var(--sage-300); font-size:.85rem; letter-spacing:.08em;
}

/* -------------------------- About page -------------------------- */
.about-hero{
  display:grid; gap:50px; align-items:start;
}
.about-photo{ border-radius:var(--radius-lg); overflow:hidden; aspect-ratio:3/4; }
.about-photo img{ width:100%; height:100%; object-fit:cover; }
.about-bio p{ font-size:1.05rem; color:var(--ink-700); }
.about-bio p:first-of-type{ font-family:var(--font-serif); font-size:1.4rem; color:var(--forest-950); }
@media(min-width:900px){ .about-hero{ grid-template-columns:.8fr 1.2fr; } }

.highlight-grid{ display:grid; gap:20px; grid-template-columns:repeat(auto-fit,minmax(240px,1fr)); }
.highlight-card{
  background:var(--white); border-radius:var(--radius-md); padding:30px;
  box-shadow:var(--shadow-card);
  display:flex; gap:18px;
}
.highlight-card .icon{
  width:48px; height:48px; border-radius:50%; background:var(--sage-100); color:var(--forest-800);
  display:flex; align-items:center; justify-content:center; flex-shrink:0;
}
.highlight-card .icon svg{ width:22px; height:22px; }
.highlight-card h3{ font-size:1.05rem; margin-bottom:6px; }
.highlight-card p{ color:var(--ink-500); font-size:.92rem; margin:0; }

.clients-grid{
  display:grid; grid-template-columns:repeat(auto-fit,minmax(200px,1fr));
  gap:1px;
  background:var(--cream-300);
  border:1px solid var(--cream-300);
  border-radius:var(--radius-md);
  overflow:hidden;
}
.clients-grid div{
  background:var(--white);
  padding:26px 22px;
  font-family:var(--font-serif);
  font-size:1.05rem;
  color:var(--ink-700);
}

/* -------------------------- Oferta / process timeline -------------------------- */
.timeline{ position:relative; }
.timeline::before{
  content:'';
  position:absolute; left:29px; top:10px; bottom:10px;
  width:1px;
  background:var(--cream-300);
}
@media(min-width:760px){ .timeline::before{ left:50%; transform:translateX(-1px); } }
.timeline-item{
  position:relative;
  padding-left:76px;
  margin-bottom:56px;
}
.timeline-item:last-child{ margin-bottom:0; }
.timeline-num{
  position:absolute; left:0; top:0;
  width:60px; height:60px;
  border-radius:50%;
  background:var(--forest-900);
  color:var(--cream-100);
  display:flex; align-items:center; justify-content:center;
  font-family:var(--font-serif); font-size:1.4rem;
  box-shadow:var(--shadow-card);
  z-index:1;
}
.timeline-item h3{ font-size:1.4rem; }
.timeline-item p{ color:var(--ink-500); max-width:640px; }
.timeline-item .tag{
  display:inline-block; margin-top:14px;
  font-size:.72rem; text-transform:uppercase; letter-spacing:.1em; font-weight:700;
  color:var(--gold-600);
}
@media(min-width:760px){
  .timeline-item{ padding-left:0; width:calc(50% - 50px); }
  .timeline-item .timeline-num{ left:auto; }
  .timeline-item:nth-child(odd){ margin-right:auto; text-align:right; }
  .timeline-item:nth-child(odd) .timeline-num{ right:-80px; }
  .timeline-item:nth-child(odd) p{ margin-left:auto; }
  .timeline-item:nth-child(even){ margin-left:auto; }
  .timeline-item:nth-child(even) .timeline-num{ left:-80px; }
}

.before-after-grid{ display:flex; flex-direction:column; gap:32px; }
.before-after-item{ margin:0; }
.before-after-item .before-after-frame{
  position:relative;
  cursor:zoom-in;
  border-radius:var(--radius-md);
  overflow:hidden;
  box-shadow:var(--shadow-card);
}
.before-after-item img{
  width:100%; display:block;
  transition:transform .6s var(--ease);
}
.before-after-item .before-after-frame:hover img{ transform:scale(1.03); }
.before-after-zoom{
  position:absolute; top:16px; right:16px;
  width:42px; height:42px;
  border-radius:50%;
  background:rgba(15,31,22,.55);
  backdrop-filter:blur(4px);
  display:flex; align-items:center; justify-content:center;
  color:var(--cream-100);
  opacity:0; transform:translateY(-6px);
  transition:all .35s var(--ease);
}
.before-after-item .before-after-frame:hover .before-after-zoom{ opacity:1; transform:translateY(0); }
.before-after-zoom svg{ width:18px; height:18px; }
.before-after-item figcaption{
  margin-top:12px;
  text-align:center;
  font-size:.78rem;
  letter-spacing:.1em;
  text-transform:uppercase;
  font-weight:600;
  color:var(--ink-500);
}
.before-after-item figcaption span{ color:var(--gold-600); margin:0 8px; }

.services-grid{ display:grid; gap:20px; grid-template-columns:repeat(auto-fit,minmax(230px,1fr)); }
.service-chip{
  background:var(--white); border-radius:var(--radius-md); padding:28px;
  box-shadow:var(--shadow-card);
}
.service-chip .icon{ width:44px; height:44px; border-radius:12px; background:var(--sage-100); color:var(--forest-800); display:flex; align-items:center; justify-content:center; margin-bottom:16px; }
.service-chip .icon svg{ width:20px; height:20px; }
.service-chip h4{ font-size:1rem; margin-bottom:6px; font-family:var(--font-sans); font-weight:600; }
.service-chip p{ font-size:.88rem; color:var(--ink-500); margin:0; }

.partner-banner{
  background:var(--forest-950);
  border-radius:var(--radius-lg);
  padding:clamp(36px,6vw,64px);
  color:var(--cream-100);
  display:grid; gap:30px;
}
.partner-banner h2{ color:var(--cream-100); }
.partner-banner p{ color:var(--sage-300); }
@media(min-width:860px){ .partner-banner{ grid-template-columns:1.3fr .8fr; align-items:center; } }

/* -------------------------- CTA band -------------------------- */
.cta-band{
  background:linear-gradient(120deg,var(--forest-900),var(--forest-700));
  border-radius:var(--radius-lg);
  padding:clamp(40px,7vw,80px);
  text-align:center;
  color:var(--cream-100);
}
.cta-band h2{ color:var(--cream-100); }
.cta-band p{ color:var(--sage-300); max-width:520px; margin-left:auto; margin-right:auto; }
.cta-band .btn-row{ display:flex; justify-content:center; gap:16px; flex-wrap:wrap; margin-top:28px; }

/* -------------------------- Responsive breakpoints -------------------------- */
@media(min-width:860px){
  .nav-desktop{ display:block; }
  .header-cta{ display:inline-flex; }
  .nav-toggle{ display:none; }
}
@media(max-width:859px){
  .footer-cols{ grid-template-columns:1fr 1fr; }
}
@media(max-width:599px){
  .hero{ align-items:center; }
  .project-meta-row{ gap:20px; }
  .stats{ grid-template-columns:1fr 1fr; }
}