/* ============================================================
   SÁAS STUDIO — styles.css  v20260526
   Archetype 05: Mouse-Reactive Gradient
   ============================================================ */

/* ── Reset & custom properties ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg:          #0a0a0a;
  --bg-2:        #141414;
  --bg-card:     #1a1a1a;
  --ink:         #f5f5f3;
  --ink-soft:    rgba(245,245,243,0.65);
  --ink-mute:    rgba(245,245,243,0.35);
  --accent:      #FFCD00;
  --accent-2:    rgba(255,255,255,0.55);
  --accent-3:    rgba(255,205,0,0.75);
  --line:        rgba(245,245,243,0.1);
  --ease-out:    cubic-bezier(0.22, 1, 0.36, 1);
  --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);
  --nav-h:       72px;
  --mx: 30%;
  --my: 40%;
}

html {
  overflow-x: clip;
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}

body {
  background: var(--bg);
  color: var(--ink);
  font-family: 'Urbanist', system-ui, sans-serif;
  font-weight: 400;
  line-height: 1.6;
  overflow-x: clip;
}

img { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
button { cursor: pointer; border: none; background: none; font: inherit; }

/* ── Container ── */
.container {
  width: min(1200px, 100% - 3rem);
  margin-inline: auto;
}

/* ── Typography scale ── */
.eyebrow {
  font-family: 'Urbanist', monospace;
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-mute);
}

.section-label {
  font-family: 'Urbanist', monospace;
  font-size: 0.65rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--ink-mute);
  margin-bottom: 3rem;
}

.section-title {
  font-family: 'Urbanist', sans-serif;
  font-size: clamp(2.8rem, 7vw, 5.5rem);
  font-weight: 700;
  line-height: 0.95;
  letter-spacing: -0.03em;
  margin-bottom: 3.5rem;
  cursor: default;
  display: inline-block;
  position: relative;
  padding-bottom: 0.08em;
  transition: color 0.35s var(--ease-out);
}
.section-title::after {
  content: "";
  position: absolute;
  bottom: 0; left: 0;
  width: 0; height: 3px;
  background: var(--accent);
  transition: width 0.45s var(--ease-out);
}
.section-title:hover { color: var(--accent); }
.section-title:hover::after { width: 100%; }

/* ── Reveal animations ── */
.reveal {
  opacity: 0;
  transform: translateY(36px);
  transition: opacity 0.75s var(--ease-out), transform 0.75s var(--ease-out);
  transition-delay: var(--delay, 0s);
}
.reveal.is-visible {
  opacity: 1;
  transform: none;
}
/* Defensive: elements with data-split never lose opacity via reveal */
.reveal[data-split] {
  opacity: 1;
  transform: none;
}

/* ── Custom cursor ── */
.cursor-dot,
.cursor-ring {
  position: fixed;
  top: 0; left: 0;
  pointer-events: none;
  z-index: 9999;
  border-radius: 50%;
  opacity: 0;
  transition: opacity 0.3s ease;
  will-change: transform;
}
.cursor-dot {
  width: 8px; height: 8px;
  background: var(--accent);
  margin: -4px 0 0 -4px;
}
.cursor-ring {
  width: 40px; height: 40px;
  border: 1.5px solid rgba(255,255,255,0.75);
  margin: -20px 0 0 -20px;
  transition: opacity 0.3s ease, transform 0.1s ease, width 0.3s ease, height 0.3s ease, border-color 0.3s ease;
}
.cursor-dot.is-ready,
.cursor-ring.is-ready { opacity: 1; }
.cursor-dot.is-hover  { background: var(--ink); transform: scale(2) translate(-25%, -25%); }
.cursor-ring.is-hover { width: 60px; height: 60px; margin: -30px 0 0 -30px; border-color: var(--accent); }

@media (hover: none) {
  .cursor-dot, .cursor-ring { display: none; }
}

/* ============================================================
   NAV
   ============================================================ */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  height: var(--nav-h);
  transition: background 0.4s ease, border-color 0.4s ease;
  border-bottom: 1px solid transparent;
}
.nav.is-solid {
  background: rgba(10,10,10,0.92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-color: var(--line);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  width: min(1200px, 100% - 3rem);
  margin-inline: auto;
}

.nav-logo img {
  height: 26px;
  width: auto;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 2.5rem;
}
.nav-links a {
  font-family: 'Urbanist', sans-serif;
  font-size: 0.85rem;
  font-weight: 500;
  letter-spacing: 0.02em;
  color: var(--ink-soft);
  position: relative;
  transition: color 0.2s;
}
.nav-links a::after {
  content: "";
  position: absolute;
  bottom: -3px; left: 0;
  width: 0; height: 1px;
  background: var(--accent);
  transition: width 0.3s var(--ease-out);
}
.nav-links a:hover { color: var(--ink); }
.nav-links a:hover::after { width: 100%; }

.nav-cta {
  padding: 0.5rem 1.25rem !important;
  border: 1px solid var(--line) !important;
  border-radius: 100px;
  color: var(--ink) !important;
  transition: background 0.2s, border-color 0.2s !important;
}
.nav-cta:hover { background: var(--accent) !important; border-color: var(--accent) !important; color: var(--bg) !important; }
.nav-cta::after { display: none !important; }

/* Mobile hamburger */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
}
.nav-toggle span {
  display: block;
  width: 22px; height: 1.5px;
  background: var(--ink);
  transition: transform 0.3s ease, opacity 0.3s ease;
}
.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }

@media (max-width: 767px) {
  .nav-toggle { display: flex; }
  .nav-links {
    position: fixed;
    top: var(--nav-h); left: 0; right: 0;
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    background: rgba(10,10,10,0.97);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    padding: 2rem;
    border-bottom: 1px solid var(--line);
    transform: translateY(-110%);
    opacity: 0;
    transition: transform 0.4s var(--ease-out), opacity 0.4s ease;
    pointer-events: none;
  }
  .nav-links.is-open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }
  .nav-links a {
    width: 100%;
    padding: 1rem 0;
    font-size: 1.1rem;
    border-bottom: 1px solid var(--line);
  }
  .nav-cta {
    margin-top: 1rem;
    border: none !important;
    border-radius: 0 !important;
    padding: 1rem 0 !important;
    border-bottom: 1px solid var(--line) !important;
  }
}

/* ============================================================
   HERO
   ============================================================ */
.hero {
  position: relative;
  min-height: 100vh;
  min-height: 100svh;
  display: flex;
  align-items: center;
  overflow: clip;
  padding-top: var(--nav-h);
}

.hero-gradient {
  position: absolute;
  inset: -20%;
  z-index: 0;
  background:
    radial-gradient(circle 700px at var(--mx) var(--my), var(--accent) 0%, transparent 55%),
    radial-gradient(circle 900px at calc(var(--mx) + 20%) calc(var(--my) + 15%), var(--accent-2) 0%, transparent 55%),
    radial-gradient(circle 600px at calc(var(--mx) - 15%) calc(var(--my) + 25%), var(--accent-3) 0%, transparent 45%);
  filter: blur(90px) saturate(180%);
  opacity: 0.55;
  animation: gradientBreath 10s ease-in-out infinite;
  will-change: transform;
}
@keyframes gradientBreath {
  0%, 100% { opacity: 0.55; transform: scale(1); }
  50%       { opacity: 0.7;  transform: scale(1.06); }
}

.hero-noise {
  position: absolute;
  inset: 0;
  z-index: 1;
  opacity: 0.04;
  pointer-events: none;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)'/%3E%3C/svg%3E");
  background-size: 200px;
  mix-blend-mode: overlay;
}

.hero-content {
  position: relative;
  z-index: 2;
  width: min(1200px, 100% - 3rem);
  margin-inline: auto;
  padding-block: 8rem 6rem;
}

.hero-content .eyebrow {
  margin-bottom: 1.5rem;
  animation: fadeUp 0.9s var(--ease-out) 0.1s both;
}

.hero-title {
  font-family: 'Urbanist', sans-serif;
  font-size: clamp(4rem, 12vw, 9.5rem);
  font-weight: 900;
  line-height: 0.82;
  letter-spacing: -0.04em;
  margin-bottom: 2rem;
  text-wrap: balance;
  animation: fadeUp 0.9s var(--ease-out) 0.25s both;
}
.hero-title em {
  font-style: normal;
  color: var(--accent);
  display: inline-block;
}

.hero-desc {
  font-size: clamp(1rem, 1.4vw, 1.2rem);
  color: var(--ink-soft);
  line-height: 1.7;
  margin-bottom: 2.5rem;
  max-width: 42ch;
  animation: fadeUp 0.9s var(--ease-out) 0.4s both;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: 'Urbanist', sans-serif;
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  padding: 0.9rem 2rem;
  background: var(--ink);
  color: var(--bg);
  border-radius: 100px;
  transition: background 0.25s, color 0.25s, transform 0.25s var(--ease-out);
  animation: fadeUp 0.9s var(--ease-out) 0.55s both;
}
.btn-primary:hover {
  background: var(--accent);
  color: var(--bg);
  transform: translateY(-2px);
}

.hero-scroll {
  position: absolute;
  bottom: 2.5rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  animation: fadeUp 1s var(--ease-out) 1s both;
}
.hero-scroll-text {
  font-family: 'Urbanist', monospace;
  font-size: 0.55rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--ink-mute);
}
.hero-scroll-line {
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, var(--ink-mute), transparent);
  animation: scrollPulse 2s ease-in-out infinite;
}
@keyframes scrollPulse {
  0%, 100% { transform: scaleY(1); transform-origin: top; }
  50%       { transform: scaleY(0.4); }
}

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(30px); }
  to   { opacity: 1; transform: none; }
}

/* ============================================================
   MANIFESTO / NOSOTROS
   ============================================================ */
.section-manifesto {
  padding-block: 8rem;
  border-top: 1px solid var(--line);
}

.manifesto-inner {
  max-width: 900px;
}

.manifesto-text {
  font-family: 'Urbanist', sans-serif;
  font-size: clamp(1.4rem, 2.8vw, 2.2rem);
  font-weight: 400;
  line-height: 1.4;
  letter-spacing: -0.01em;
  color: var(--ink-soft);
  margin-bottom: 4rem;
  max-width: 28em;
}

/* Stats inline with manifesto */
.manifesto-stats {
  display: flex;
  gap: clamp(2rem, 5vw, 4rem);
  flex-wrap: nowrap;
  align-items: flex-start;
}
.stat {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}
.stat-num {
  font-family: 'Urbanist', sans-serif;
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 700;
  letter-spacing: -0.04em;
  line-height: 1;
  color: var(--ink);
}
.stat-value {
  display: flex;
  align-items: baseline;
  line-height: 1;
}

.stat-prefix,
.stat-suffix {
  font-family: 'Urbanist', sans-serif;
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 700;
  color: var(--accent);
  line-height: 1;
  display: inline;
}
.stat-label {
  font-family: 'Urbanist', monospace;
  font-size: 0.65rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-mute);
}

@media (max-width: 600px) {
  .manifesto-stats { gap: 2.5rem; }
  .section-manifesto { padding-block: 5rem; }
}

/* ============================================================
   SERVICES
   ============================================================ */
.section-services {
  padding-block: 8rem;
  border-top: 1px solid var(--line);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.service-block {
  background: var(--bg);
  padding: 3rem 2.5rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  transition: background 0.3s ease;
  position: relative;
  overflow: hidden;
}
.service-block::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle 300px at 50% 100%, var(--accent) 0%, transparent 70%);
  opacity: 0;
  transition: opacity 0.4s ease;
  pointer-events: none;
}
.service-block:hover { background: var(--bg-2); }
.service-block:hover::before { opacity: 0.08; }

.service-num {
  font-family: 'Urbanist', monospace;
  font-size: 0.65rem;
  letter-spacing: 0.15em;
  color: var(--accent);
}
.service-title {
  font-family: 'Urbanist', sans-serif;
  font-size: 1.35rem;
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.2;
}
.service-desc {
  font-size: 0.9rem;
  color: var(--ink-soft);
  line-height: 1.65;
  flex: 1;
}
.service-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-top: 0.5rem;
}
.service-tags li {
  font-family: 'Urbanist', monospace;
  font-size: 0.6rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-mute);
  padding: 0.3rem 0.65rem;
  border: 1px solid var(--line);
  border-radius: 100px;
}

@media (max-width: 900px) {
  .services-grid { grid-template-columns: 1fr; }
  .section-services { padding-block: 5rem; }
}
@media (max-width: 600px) {
  .service-block { padding: 2rem 1.5rem; }
}

/* ============================================================
   WORK LIST
   ============================================================ */
.section-work {
  padding-block: 8rem;
  border-top: 1px solid var(--line);
}

.work-list {
  display: flex;
  flex-direction: column;
}

.work-row {
  border-bottom: 1px solid var(--line);
  overflow: hidden;
}
.work-row:first-child { border-top: 1px solid var(--line); }

.work-row-head {
  display: grid;
  grid-template-columns: 3rem 1fr auto auto 2rem;
  align-items: center;
  gap: 1.5rem;
  padding: 1.8rem 0;
  cursor: pointer;
  transition: background 0.2s;
  user-select: none;
}

.work-num {
  font-family: 'Urbanist', monospace;
  font-size: 0.65rem;
  letter-spacing: 0.1em;
  color: var(--ink-mute);
}
.work-title {
  font-family: 'Urbanist', sans-serif;
  font-size: clamp(1.1rem, 2.2vw, 1.5rem);
  font-weight: 600;
  letter-spacing: -0.02em;
  transition: color 0.3s var(--ease-out);
}
.work-cat {
  font-family: 'Urbanist', monospace;
  font-size: 0.65rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-mute);
}
.work-year {
  font-family: 'Urbanist', monospace;
  font-size: 0.7rem;
  color: var(--ink-mute);
}
.work-arrow {
  font-size: 1rem;
  color: var(--ink-mute);
  transition: transform 0.3s var(--ease-out), color 0.2s;
}
.work-row.is-open .work-arrow {
  transform: rotate(45deg);
  color: var(--accent);
}

.work-row-body {
  overflow: hidden;
  max-height: 0;
  transition: max-height 0.7s var(--ease-out), padding 0.5s ease;
  padding: 0;
}
.work-row.is-open .work-row-body {
  max-height: 3000px;
  padding: 1.5rem 0 2.5rem;
}

.work-img {
  width: 100%;
  height: auto;
  display: block;
  margin-bottom: 1.25rem;
  border-radius: 4px;
  transition: opacity 0.3s ease;
}
.work-img:hover { opacity: 0.9; }

.work-desc {
  display: none;
}

/* ── Hover expand (desktop) ── */
@media (hover: hover) {
  .work-row:hover .work-row-body {
    max-height: 3000px;
    padding: 1.5rem 0 2.5rem;
  }
  .work-row:hover .work-arrow {
    transform: rotate(45deg);
    color: var(--accent);
  }
  .work-row:hover .work-title {
    color: var(--accent);
  }
  .work-row:hover {
    background: var(--bg-2);
  }
  .work-row.is-open .work-row-body {
    max-height: 3000px;
    padding: 1.5rem 0 2.5rem;
  }
}

@media (max-width: 600px) {
  .work-row-head { grid-template-columns: 2.5rem 1fr 2rem; }
  .work-cat, .work-year { display: none; }
  .section-work { padding-block: 5rem; }
}

/* ============================================================
   CONTACT
   ============================================================ */
.section-contact {
  padding-block: 8rem;
  border-top: 1px solid var(--line);
}

.contact-desc {
  font-size: 1.1rem;
  color: var(--ink-soft);
  margin-bottom: 3rem;
  max-width: 45ch;
}

.contact-form {
  max-width: 640px;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}
.form-group label {
  font-family: 'Urbanist', monospace;
  font-size: 0.62rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-mute);
}
.form-group input,
.form-group textarea {
  background: var(--bg-2);
  border: 1px solid var(--line);
  color: var(--ink);
  font-family: 'Urbanist', sans-serif;
  font-size: 0.95rem;
  padding: 0.9rem 1.1rem;
  border-radius: 6px;
  outline: none;
  resize: none;
  transition: border-color 0.2s, background 0.2s;
}
.form-group input::placeholder,
.form-group textarea::placeholder { color: var(--ink-mute); }
.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--accent);
  background: rgba(255,90,31,0.04);
}

.btn-submit {
  align-self: flex-start;
  font-family: 'Urbanist', sans-serif;
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  padding: 0.9rem 2.2rem;
  background: var(--accent);
  color: var(--bg);
  border-radius: 100px;
  transition: background 0.25s, transform 0.25s var(--ease-out), opacity 0.2s;
}
.btn-submit:hover { background: #ff7340; transform: translateY(-2px); }
.btn-submit:disabled { opacity: 0.5; pointer-events: none; }

.contact-success {
  font-family: 'Urbanist', monospace;
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  color: #4ade80;
  padding-top: 0.25rem;
}

.contact-alt {
  margin-top: 4rem;
  padding-top: 3rem;
  border-top: 1px solid var(--line);
}
.contact-alt p {
  font-size: 0.85rem;
  color: var(--ink-mute);
  margin-bottom: 0.75rem;
}
.contact-email {
  font-family: 'Urbanist', sans-serif;
  font-size: clamp(1.6rem, 4vw, 3rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  color: var(--ink);
  position: relative;
  display: inline-block;
}
.contact-email::after {
  content: "";
  position: absolute;
  bottom: 0; left: 0;
  width: 0; height: 2px;
  background: var(--accent);
  transition: width 0.4s var(--ease-out);
}
.contact-email:hover { color: var(--accent); }
.contact-email:hover::after { width: 100%; }

@media (max-width: 600px) {
  .form-row { grid-template-columns: 1fr; }
  .section-contact { padding-block: 5rem; }
  .contact-email { font-size: 1.5rem; }
}

/* ============================================================
   FOOTER
   ============================================================ */
.footer {
  padding-block: 3rem;
  border-top: 1px solid var(--line);
}
.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  flex-wrap: wrap;
  margin-bottom: 1.5rem;
}
.footer-logo img { height: 22px; width: auto; }
.footer-copy {
  font-family: 'Urbanist', monospace;
  font-size: 0.6rem;
  letter-spacing: 0.08em;
  color: var(--ink-mute);
}
.footer-social {
  display: flex;
  gap: 1.5rem;
}
.footer-social a {
  font-family: 'Urbanist', monospace;
  font-size: 0.65rem;
  letter-spacing: 0.1em;
  color: var(--ink-mute);
  transition: color 0.2s;
}
.footer-social a:hover { color: var(--ink); }
.footer-social-icon {
  display: flex;
  align-items: center;
  transition: color 0.2s, transform 0.2s var(--ease-out);
}
.footer-social-icon:hover {
  color: var(--accent) !important;
  transform: translateY(-2px);
}
.footer-credits {
  text-align: right;
}
.credits-link {
  font-family: 'Urbanist', monospace;
  font-size: 0.55rem;
  letter-spacing: 0.08em;
  color: var(--ink-mute);
  opacity: 0.4;
  transition: opacity 0.2s;
}
.credits-link:hover { opacity: 0.8; }

@media (max-width: 600px) {
  .footer-inner { flex-direction: column; align-items: flex-start; }
  .footer-credits { text-align: left; }
}

/* ============================================================
   WHATSAPP FLOAT BUTTON
   ============================================================ */
.whatsapp-float {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  z-index: 95;
  width: 58px;
  height: 58px;
  background: #25D366;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 24px rgba(37,211,102,0.4);
  transition: transform 0.3s var(--ease-out), box-shadow 0.3s ease;
  text-decoration: none;
}
.whatsapp-float:hover {
  transform: scale(1.1) translateY(-3px);
  box-shadow: 0 8px 32px rgba(37,211,102,0.55);
}
.whatsapp-float svg {
  width: 28px;
  height: 28px;
  fill: #fff;
}

.btn-whatsapp {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: 'Urbanist', sans-serif;
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  padding: 0.9rem 2rem;
  background: var(--ink);
  color: var(--bg);
  border-radius: 100px;
  transition: background 0.25s, color 0.25s, transform 0.25s var(--ease-out);
}
.btn-whatsapp:hover {
  background: var(--accent);
  color: var(--bg);
  transform: translateY(-2px);
}
.btn-whatsapp svg { width: 18px; height: 18px; fill: currentColor; flex-shrink: 0; }