/* ---------- THEME SYSTEM ---------- */
:root, [data-theme="papel"] {
  /* Dark direction: deep green page, beige (former background) as the text/ink color */
  --bg: #01130d;
  --surface: #031f15;
  --surface-2: #01130d;
  --ink: #ddd8cb;
  --muted: rgba(244,241,234,0.62);
  --line: rgba(244,241,234,0.16);
  --accent: #8e4242;
  --accent-ink: #FFFFFF;
  --accent-soft: #15502A;
  --radius: 0px;
  --radius-lg: 0px;
  --radius-pill: 0px;
  --font-display: 'Outfit', sans-serif;
  --font-body: 'Inter', sans-serif;
  --font-mono: 'IBM Plex Mono', monospace;
  --display-weight: 600;
  --display-tracking: -0.03em;
}
[data-theme="calor"] {
  --bg: #FBF6EF;
  --surface: #FFFFFF;
  --surface-2: #F2EBE0;
  --ink: #241F1A;
  --muted: #756A5C;
  --line: rgba(36,31,26,0.12);
  --accent: #4F7D5B;
  --accent-ink: #FFFFFF;
  --accent-soft: #E7EFE6;
  --radius: 14px;
  --radius-lg: 24px;
  --radius-pill: 999px;
  --font-display: 'Bricolage Grotesque', sans-serif;
  --font-body: 'Instrument Sans', sans-serif;
  --font-mono: 'IBM Plex Mono', monospace;
  --display-weight: 600;
  --display-tracking: -0.02em;
}
[data-theme="foco"] {
  --bg: #FAFAF7;
  --surface: #FFFFFF;
  --surface-2: #111113;
  --ink: #111113;
  --muted: #5C5C5A;
  --line: rgba(17,17,19,0.14);
  --accent: #E0512F;
  --accent-ink: #FFFFFF;
  --accent-soft: #FBE6DE;
  --radius: 6px;
  --radius-lg: 10px;
  --radius-pill: 6px;
  --font-display: 'Sora', sans-serif;
  --font-body: 'Instrument Sans', sans-serif;
  --font-mono: 'IBM Plex Mono', monospace;
  --display-weight: 700;
  --display-tracking: -0.035em;
}

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

html { scroll-behavior: smooth; overflow-x: hidden; }
body {
  background-color: var(--bg);
  color: var(--ink);
  font-family: var(--font-body);
  -webkit-font-smoothing: antialiased;
  transition: background-color .4s ease, color .4s ease;
  overflow-x: hidden;
  max-width: 100%;
}

h1, h2, h3, h4, p, span, a, li, label {
  overflow-wrap: break-word;
  word-break: break-word;
}

/* ---------- SEMANTIC HELPERS ---------- */
.bg-surface { background-color: var(--surface); }
.bg-surface-2 { background-color: var(--surface-2); }
.text-ink { color: var(--ink); }
.text-muted { color: var(--muted); }
.text-accent { color: var(--accent); }
.border-line { border-color: var(--line); }

.display { font-family: var(--font-display); font-weight: var(--display-weight); letter-spacing: var(--display-tracking); line-height: 1.0; }
.headline { font-family: var(--font-display); font-weight: var(--display-weight); letter-spacing: var(--display-tracking); line-height: 1.12; }
.wordmark { font-family: var(--font-display); font-weight: 700; letter-spacing: -0.03em; }
.label { font-family: var(--font-mono); font-weight: 500; letter-spacing: 0.04em; font-size: clamp(11px, 2.5vw, 24px); line-height: 1.3; }
.label_lg { font-family: var(--font-mono); font-weight: 500; letter-spacing: 0.04em; font-size: clamp(10px, 2vw, 14px); line-height: 1.3; }

.type-xl { font-size: clamp(40px, 7vw, 82px); }
.type-lg { font-size: clamp(28px, 4.2vw, 46px); }
.type-md { font-size: clamp(21px, 2.4vw, 27px); }
.txt-lg { font-size: clamp(17px, 1.4vw, 20px); line-height: 1.6; }

.btn { display: inline-flex; align-items: center; justify-content: center; gap: .5rem; font-family: var(--font-mono); letter-spacing: 0.04em; font-size: 12px; padding: 18px 32px; border-radius: var(--radius-pill); transition: transform .2s ease, background-color .25s ease, opacity .2s ease; cursor: pointer; }
.btn:hover { transform: translateY(-2px); }
.btn-primary { background: var(--accent); color: var(--accent-ink); }
.btn-dark { background: var(--ink); color: var(--bg); }
.btn-outline { border: 1px solid var(--line); color: var(--ink); background: transparent; }
.btn-outline:hover { background: var(--surface); }

.field { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); color: var(--ink); font-family: var(--font-body); font-size: 16px; padding: 16px 18px; width: 100%; transition: border-color .2s ease, box-shadow .2s ease; }
.field::placeholder { color: var(--muted); opacity: .7; }
.field:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 22%, transparent); }

.card-radius { border-radius: var(--radius-lg); }
.pill-radius { border-radius: var(--radius-pill); }

.section-dark { background: var(--ink); color: var(--bg); }
.section-dark .text-muted { color: color-mix(in srgb, var(--bg) 58%, transparent); }

.dot-grid { background-image: radial-gradient(circle at 1px 1px, color-mix(in srgb, var(--ink) 14%, transparent) 1.2px, transparent 0); background-size: 38px 38px; }
[data-no-texture="true"] .dot-grid { background-image: none; }

.ph-stripes { background-image: repeating-linear-gradient(135deg, color-mix(in srgb, var(--ink) 8%, transparent) 0 2px, transparent 2px 11px); }

.service-card { position: relative; overflow: hidden; isolation: isolate; transition: background-color .25s ease; }
.service-card > :not(.card-media) { position: relative; z-index: 2; }
.card-media { position: absolute; inset: 0; z-index: 1; opacity: 0; transform: scale(1.06); transition: opacity .45s ease, transform .6s cubic-bezier(.16,1,.3,1); pointer-events: none; }
/* Desktop (>= md breakpoint): images reveal on hover / focus only */
@media (min-width: 768px) {
  .service-card:hover .card-media, .service-card:focus-within .card-media { opacity: 1; transform: scale(1); }
}
/* Mobile (< md breakpoint): JS adds .mobile-reveal to <html> and toggles .card-in-view on scroll */
.mobile-reveal .service-card.card-in-view .card-media { opacity: 1; transform: scale(1); }
.card-media-img { position: absolute; inset: 0; background-color: var(--surface-2); background-size: cover; background-position: center; }
.card-media-scrim { position: absolute; inset: 0; background: linear-gradient(180deg, color-mix(in srgb, var(--bg) 28%, transparent) 0%, color-mix(in srgb, var(--bg) 78%, transparent) 55%, color-mix(in srgb, var(--bg) 92%, transparent) 100%); }
.card-media-tag { position: absolute; top: 14px; right: 14px; white-space: nowrap; font-size: 11px; color: var(--ink); background: color-mix(in srgb, var(--bg) 72%, transparent); padding: 5px 9px; }

/* reveal — animates only when JS adds .anim-ready (else fully visible) */
.reveal { opacity: 1; transform: none; }
.anim-ready .reveal {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity .7s cubic-bezier(.16,1,.3,1), transform .7s cubic-bezier(.16,1,.3,1);
}
.anim-ready .reveal.is-visible { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  .anim-ready .reveal { opacity: 1; transform: none; transition: none; }
}

.link-underline { background-image: linear-gradient(var(--accent), var(--accent)); background-size: 0% 1.5px; background-position: 0 100%; background-repeat: no-repeat; transition: background-size .3s ease; padding-bottom: 2px; }
.link-underline:hover { background-size: 100% 1.5px; }

.nav-link { transition: color .2s ease; }
.nav-link:hover { color: var(--ink) !important; }

/* ---------- MOBILE MENU ---------- */
/* 44px tappable area via padding; bars stay 26px so the button doesn't crowd the logo/edge */
.hamburger { display: flex; flex-direction: column; justify-content: center; align-items: flex-end; gap: 5px; width: 44px; height: 44px; background: none; border: none; cursor: pointer; padding: 9px 0; }
.hamburger span { display: block; width: 26px; height: 2px; background: var(--ink); border-radius: 2px; transition: transform .3s ease, opacity .3s ease; }
.hamburger.is-open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.is-open span:nth-child(2) { opacity: 0; }
.hamburger.is-open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

#mobile-menu {
  display: none;
  position: fixed;
  top: 72px;
  left: 0;
  right: 0;
  width: 100%;
  z-index: 39;
  background: color-mix(in srgb, var(--bg) 96%, transparent);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
  padding: 1.5rem 1.5rem 2rem;
  flex-direction: column;
  gap: 0;
}
#mobile-menu.is-open { display: flex; }
#mobile-menu a {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--muted);
  padding: 1rem 0;
  border-bottom: 1px solid var(--line);
  transition: color .2s ease;
  text-decoration: none;
}
#mobile-menu a:hover { color: var(--ink); }
#mobile-menu .mobile-cta {
  margin-top: 1.25rem;
  background: var(--ink);
  color: var(--bg);
  text-align: center;
  padding: 1rem;
  border-bottom: none;
  font-weight: 600;
  letter-spacing: 0.14em;
}
@media (min-width: 768px) {
  .hamburger { display: none; }
  #mobile-menu { display: none !important; }
}