:root {
  --ink: #0a0a0a;
  --paper: #ffffff;
  --muted: #6b6b6b;
  --line: #e6e6ec;
  --accent: #4f46e5;
  --accent-soft: #6d28d9;
  --accent-ink: #ffffff;
  --surface-alt-1: #fafafa;
  --surface-alt-2: #f3f3fa;
  --header-bg: rgba(255,255,255,0.85);
  --flow-bg: #fafafa;
  --veil-1: rgba(79,70,229,0.08);
  --veil-2: rgba(109,40,217,0.06);
  --radius: 14px;
  --container: 1120px;
  --font-display: 'Bricolage Grotesque', 'Instrument Sans', system-ui, sans-serif;
  --font-body: 'Instrument Sans', -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, 'SF Mono', monospace;
  color-scheme: light;
}

@media (prefers-color-scheme: dark) {
  :root {
    --ink: #f2f2f5;
    --paper: #0b0b10;
    --muted: #9c9ca8;
    --line: rgba(99,102,241,0.22);
    --accent: #6366f1;
    --accent-soft: #a78bfa;
    --accent-ink: #0b0b10;
    --surface-alt-1: #131318;
    --surface-alt-2: #0e0e13;
    --header-bg: rgba(11,11,16,0.75);
    --flow-bg: #16161e;
    --veil-1: rgba(124,111,255,0.16);
    --veil-2: rgba(185,169,255,0.10);
    color-scheme: dark;
  }
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

html { background: var(--paper); }
body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--ink);
  line-height: 1.5;
}

.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}

h1, h2, h3 { font-family: var(--font-display); line-height: 1.15; margin: 0 0 16px; font-weight: 700; letter-spacing: -0.02em; }
h1, h2 { text-wrap: balance; }
h1 { font-size: clamp(2.4rem, 5vw, 4rem); }
h2 { font-size: clamp(1.8rem, 3.5vw, 2.6rem); }
h3 { font-size: 1.25rem; margin-bottom: 8px; }
p { color: var(--muted); margin: 0 0 16px; }
a { color: inherit; text-decoration: none; }

.accent {
  background: linear-gradient(100deg, var(--accent-soft), var(--accent) 60%, var(--accent-soft));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  filter: drop-shadow(0 0 20px rgba(99,102,241,0.45));
}

/* Scroll progress bar */
.scroll-progress {
  position: fixed;
  top: 0; left: 0;
  height: 3px;
  width: 0%;
  background: var(--accent);
  z-index: 200;
  transition: width 0.1s linear;
}

/* Header */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  background: transparent;
  transition: background 0.35s ease, backdrop-filter 0.35s ease, box-shadow 0.35s ease, transform 0.35s ease;
}
/* Liquid glass: transparente al inicio (se funde con el hero), se
   "empaña" solo una vez que hay contenido debajo que necesite contraste */
.site-header.is-scrolled {
  background: var(--header-bg);
  backdrop-filter: blur(16px) saturate(1.4);
  -webkit-backdrop-filter: blur(16px) saturate(1.4);
  box-shadow: 0 1px 0 rgba(0,0,0,0.06);
}
.site-header.is-hidden { transform: translateY(-100%); }
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
}
.logo-img { height: 40px; display: block; }
.logo-dark { display: none; }
@media (prefers-color-scheme: dark) {
  .logo-light { display: none; }
  .logo-dark { display: block; }
}
.main-nav { display: flex; align-items: center; gap: 32px; }
.main-nav a { font-size: 0.95rem; font-weight: 500; color: var(--ink); }
.main-nav a:hover { color: var(--accent-soft); }
.nav-cta {
  background: var(--ink);
  color: var(--paper) !important;
  padding: 9px 18px;
  border-radius: 100px;
}
.nav-cta:hover { background: var(--accent); }
.nav-toggle { display: none; }

/* Buttons */
.btn {
  display: inline-block;
  padding: 14px 28px;
  border-radius: 100px;
  font-weight: 600;
  font-size: 0.95rem;
  transition: transform 0.15s ease, background 0.15s ease, color 0.15s ease, box-shadow 0.15s ease, border-color 0.15s ease;
}
.btn-primary {
  background: var(--accent);
  color: var(--accent-ink);
  box-shadow: 0 0 0 1px rgba(99,102,241,0.4), 0 10px 28px -6px rgba(99,102,241,0.5);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 0 1px var(--accent-soft), 0 16px 36px -6px rgba(99,102,241,0.6);
}
.btn-ghost { border: 1px solid var(--line); color: var(--ink); }
.btn-ghost:hover { border-color: var(--accent-soft); background: rgba(99,102,241,0.08); transform: translateY(-2px); }

/* Hero */
.hero {
  position: relative;
  isolation: isolate;
  padding: 180px 0 120px;
  overflow: hidden;
}
.hero::before {
  content: "";
  position: absolute;
  z-index: -1;
  width: 560px; height: 560px;
  border-radius: 50%;
  filter: blur(110px);
  background: radial-gradient(circle, var(--accent), transparent 70%);
  opacity: 0.16;
  top: -180px; left: -140px;
  pointer-events: none;
}
.hero-inner { max-width: 680px; position: relative; z-index: 2; }
.eyebrow {
  display: inline-block;
  font-family: var(--font-mono);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--accent-soft);
  background: rgba(99,102,241,0.1);
  border: 1px solid rgba(99,102,241,0.24);
  padding: 6px 14px;
  border-radius: 100px;
  margin-bottom: 16px;
}
.hero-sub { font-size: 1.15rem; max-width: 560px; }
.hero-chips { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 24px; }
.chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--accent-soft);
  background: rgba(99,102,241,0.1);
  border: 1px solid rgba(99,102,241,0.24);
  padding: 6px 14px;
  border-radius: 100px;
}
.chip svg { width: 15px; height: 15px; fill: none; stroke: var(--accent-soft); stroke-width: 1.6; stroke-linecap: round; stroke-linejoin: round; flex-shrink: 0; }
.hero-cta { display: flex; gap: 16px; margin-top: 32px; flex-wrap: wrap; }

/* Background network canvas */
#bg-network {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  pointer-events: none;
}

/* Ambient glow veil — the atmospheric background from the demo */
.veil {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background:
    radial-gradient(ellipse 900px 600px at 18% 8%, var(--veil-1), transparent 60%),
    radial-gradient(ellipse 700px 500px at 85% 30%, var(--veil-2), transparent 60%);
}

main, .site-footer { position: relative; z-index: 2; }

/* Subtle grain texture over the whole page */
.grain {
  position: fixed;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  opacity: 0.05;
  mix-blend-mode: overlay;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='140' height='140'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2' stitchTiles='stitch'/></filter><rect width='100%25' height='100%25' filter='url(%23n)'/></svg>");
}

/* Ambient light blobs for depth */
.services, .reviews, .about, .contact {
  position: relative;
  isolation: isolate;
  overflow: hidden;
}
.services::before, .reviews::before, .about::before, .contact::before {
  content: "";
  position: absolute;
  z-index: -1;
  width: 480px;
  height: 480px;
  border-radius: 50%;
  filter: blur(90px);
  pointer-events: none;
}
.services::before {
  background: radial-gradient(circle, var(--accent), transparent 70%);
  opacity: 0.16;
  top: -140px; right: -120px;
}
.reviews::before {
  background: radial-gradient(circle, var(--accent-soft), transparent 70%);
  opacity: 0.18;
  bottom: -160px; left: -140px;
}
.about::before {
  background: radial-gradient(circle, var(--accent), transparent 70%);
  opacity: 0.14;
  top: -100px; left: 50%;
  transform: translateX(-50%);
}
.contact::before {
  background: radial-gradient(circle, var(--accent), transparent 70%);
  opacity: 0.45;
  width: 520px; height: 520px;
  top: -160px; right: -140px;
}

/* Stats strip */
.stats { padding: 0 0 60px; }
.stats-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  padding: 40px 0 0;
}
.stat {
  text-align: left;
  padding: 32px 28px;
  border-radius: var(--radius);
  background: linear-gradient(135deg, var(--accent), var(--accent-soft));
  box-shadow: 0 20px 40px -22px rgba(99,102,241,0.55);
}
.stat:nth-child(2) { margin-top: -16px; }
.stat-num {
  display: block;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: clamp(2.1rem, 4.2vw, 3.1rem);
  font-weight: 800;
  color: var(--accent-ink);
  letter-spacing: -0.02em;
}
.stat p { margin: 8px 0 0; font-size: 0.9rem; color: rgba(255,255,255,0.82); }

/* Sections */
section { padding: 100px 0; }
.section-sub { font-size: 1.05rem; max-width: 520px; margin-bottom: 48px; }

/* Services */
.service-category { margin-top: 40px; }
.service-category:first-of-type { margin-top: 0; }
.category-title {
  display: flex;
  align-items: baseline;
  gap: 14px;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--ink);
  padding-bottom: 16px;
  margin-bottom: 18px;
  border-bottom: 1px solid var(--line);
}
.category-num {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--accent-soft);
}
.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 14px;
}
.card {
  position: relative;
  overflow: hidden;
  padding: 20px 22px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface-alt-1);
  box-shadow: 0 2px 10px rgba(0,0,0,0.2);
  cursor: pointer;
  transition: border-color 0.2s ease, transform 0.2s ease, box-shadow 0.2s ease;
}
.card::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(180px circle at var(--mx, 50%) var(--my, 50%), rgba(99,102,241,0.16), transparent 70%);
  opacity: 0;
  transition: opacity 0.3s ease;
  pointer-events: none;
}
.card:hover::before { opacity: 1; }
.card:hover { border-color: var(--accent-soft); transform: translateY(-4px); box-shadow: 0 18px 40px -10px rgba(99,102,241,0.28); }
.card:focus-visible { outline: 2px solid var(--accent-soft); outline-offset: 2px; }

.card-head { display: flex; align-items: center; gap: 12px; }
.card-icon {
  width: 40px; height: 40px;
  padding: 9px;
  border-radius: 11px;
  background: linear-gradient(135deg, var(--accent), var(--accent-soft));
  color: var(--accent-ink);
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
  box-shadow: 0 14px 28px -16px rgba(99,102,241,0.55);
  transition: transform 0.35s ease;
}
.card:hover .card-icon { transform: scale(1.1) rotate(-4deg); }
.card-icon svg { width: 100%; height: 100%; }
.card h3 { margin: 14px 0 0; font-size: 1rem; }
.card p { margin: 0; }

/* Toggle indicator (plus → cross) */
.card-toggle {
  width: 22px; height: 22px;
  margin-left: auto;
  flex-shrink: 0;
  position: relative;
  border-radius: 50%;
  border: 1px solid var(--line);
  transition: transform 0.3s ease, border-color 0.2s ease, background 0.2s ease;
}
.card-toggle::before, .card-toggle::after {
  content: "";
  position: absolute;
  background: var(--muted);
  transition: background 0.2s ease;
}
.card-toggle::before { left: 50%; top: 5px; bottom: 5px; width: 1.5px; transform: translateX(-50%); }
.card-toggle::after { top: 50%; left: 5px; right: 5px; height: 1.5px; transform: translateY(-50%); }
.card.is-open .card-toggle { transform: rotate(45deg); border-color: var(--accent-soft); background: rgba(99,102,241,0.12); }
.card.is-open .card-toggle::before, .card.is-open .card-toggle::after { background: var(--accent-soft); }

/* Collapsible detail panel */
.card-details {
  max-height: 0;
  opacity: 0;
  overflow: hidden;
  margin-top: 0;
  transition: max-height 0.38s cubic-bezier(.4,0,.2,1), opacity 0.25s ease, margin-top 0.38s cubic-bezier(.4,0,.2,1);
}
.card.is-open .card-details { max-height: 260px; opacity: 1; margin-top: 14px; }
.card-details p { color: var(--muted); font-size: 0.92rem; }

.card-flow { display: flex; align-items: center; gap: 8px; margin-top: 14px; flex-wrap: wrap; }
.flow-chip {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  padding: 5px 10px;
  border-radius: 100px;
  border: 1px solid var(--line);
  color: var(--muted);
  background: rgba(255,255,255,0.02);
}
.flow-chip-after {
  color: var(--accent-soft);
  border-color: rgba(99,102,241,0.35);
  background: rgba(99,102,241,0.12);
}
.flow-arrow { color: var(--accent-soft); font-size: 0.85rem; }
.card-more {
  display: inline-flex;
  align-items: center;
  margin-top: 14px;
  font: inherit;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--accent-soft);
  background: none;
  border: none;
  padding: 0;
  cursor: pointer;
}
.card-more:hover, .card-more:focus-visible { text-decoration: underline; }

/* Featured tile — flagship service gets the solid accent-block treatment */
.card-featured {
  background: linear-gradient(135deg, var(--accent), var(--accent-soft));
  border-color: transparent;
}
.card-featured h3, .card-featured .card-details p { color: var(--accent-ink); }
.card-featured .card-icon { background: rgba(255,255,255,0.18); box-shadow: none; }
.card-featured .card-toggle { border-color: rgba(255,255,255,0.5); }
.card-featured .card-toggle::before, .card-featured .card-toggle::after { background: var(--accent-ink); }
.card-featured.is-open .card-toggle { background: rgba(255,255,255,0.18); }
.card-featured .flow-chip { border-color: rgba(255,255,255,0.3); color: rgba(255,255,255,0.85); background: rgba(255,255,255,0.08); }
.card-featured .flow-chip-after { border-color: rgba(255,255,255,0.55); color: #fff; background: rgba(255,255,255,0.22); }
.card-featured .flow-arrow { color: rgba(255,255,255,0.85); }
.card-featured .card-more { color: var(--accent-ink); }

/* WhatsApp demo widget */
.whatsapp-demo { position: relative; isolation: isolate; overflow: hidden; }
.demo-layout {
  display: grid;
  grid-template-columns: 1fr 360px;
  gap: 56px;
  align-items: center;
}
.demo-copy .section-sub { margin-bottom: 28px; }
.demo-copy h2 { margin-bottom: 14px; }

.phone-frame {
  width: 340px;
  max-width: 100%;
  height: 560px;
  margin: 0 auto;
  border-radius: 32px;
  border: 8px solid var(--ink);
  background: #e8e4dc;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  box-shadow: 0 30px 70px rgba(0,0,0,0.45);
}
.phone-header {
  background: #075E54;
  color: #fff;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 16px;
  flex: 0 0 auto;
}
.phone-avatar {
  width: 36px; height: 36px;
  border-radius: 50%;
  background: var(--accent);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  flex: 0 0 auto;
  padding: 7px;
}
.phone-avatar-icon { width: 100%; height: 100%; display: block; }
.phone-header-text { display: flex; flex-direction: column; line-height: 1.3; }
.phone-header-text strong { font-size: 0.92rem; }
.phone-header-text span { font-size: 0.72rem; color: rgba(255,255,255,0.75); }

.phone-body {
  flex: 1;
  overflow-y: auto;
  padding: 16px 12px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.demo-bubble {
  max-width: 82%;
  padding: 8px 12px;
  border-radius: 10px;
  font-size: 0.85rem;
  line-height: 1.4;
  box-shadow: 0 1px 1px rgba(0,0,0,0.08);
  animation: bubble-in 0.25s ease;
}
.demo-bubble.bot { align-self: flex-start; background: #fff; color: #111; border-top-left-radius: 2px; }
.demo-bubble.user { align-self: flex-end; background: #DCF8C6; color: #111; border-top-right-radius: 2px; }
.demo-bubble .demo-time { display: block; margin-top: 3px; font-size: 0.65rem; color: #8a8a8a; text-align: right; }
@keyframes bubble-in { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: translateY(0); } }

.demo-typing {
  align-self: flex-start;
  background: #fff;
  border-radius: 10px;
  border-top-left-radius: 2px;
  padding: 10px 14px;
  display: flex;
  gap: 4px;
}
.demo-typing span {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: #9a9a9a;
  animation: typing-dot 1s infinite ease-in-out;
}
.demo-typing span:nth-child(2) { animation-delay: 0.15s; }
.demo-typing span:nth-child(3) { animation-delay: 0.3s; }
@keyframes typing-dot { 0%, 60%, 100% { transform: translateY(0); opacity: 0.5; } 30% { transform: translateY(-4px); opacity: 1; } }

.phone-quick-replies {
  flex: 0 0 auto;
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  padding: 10px 12px;
  background: #f0ede6;
  border-top: 1px solid rgba(0,0,0,0.06);
}
.demo-reply-btn {
  background: #fff;
  border: 1px solid var(--accent);
  color: var(--accent);
  font-size: 0.78rem;
  font-weight: 600;
  padding: 7px 12px;
  border-radius: 100px;
  cursor: pointer;
  transition: background 0.15s ease, color 0.15s ease;
}
.demo-reply-btn:hover { background: var(--accent); color: #fff; }

/* Tech stack carousel */
.stack-title { text-align: center; }
.stack-carousel { overflow: hidden; max-width: 920px; margin: 56px auto 0; }
.stack-track { display: flex; transition: transform 0.5s cubic-bezier(0.65, 0, 0.35, 1); }
.stack-slide { display: flex; flex-wrap: wrap; justify-content: center; align-items: center; gap: 56px 80px; min-width: 100%; flex-shrink: 0; }
.stack-logo img { height: 64px; width: auto; filter: grayscale(1) opacity(0.55); transition: filter 0.25s ease, transform 0.25s ease; }
.stack-logo:hover img { filter: grayscale(0) opacity(1); transform: translateY(-3px); }
.stack-dots { display: flex; justify-content: center; gap: 10px; margin-top: 32px; }
.stack-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--line); border: none; cursor: pointer; padding: 0; transition: background 0.2s ease, transform 0.2s ease; }
.stack-dot.is-active { background: var(--accent-soft); transform: scale(1.3); }

/* Methodology */
.method-steps {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 16px 16px;
  margin-top: 48px;
}
.method-step { display: flex; flex-direction: column; align-items: flex-start; text-align: left; }
.method-step:nth-child(even) { margin-top: 28px; }
.method-num {
  width: 52px; height: 52px;
  border-radius: 14px;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-mono); font-weight: 800; font-size: 1.2rem;
  background: linear-gradient(135deg, var(--accent), var(--accent-soft));
  color: var(--accent-ink);
  box-shadow: 0 14px 28px -14px rgba(99,102,241,0.55);
  margin-bottom: 18px;
  flex-shrink: 0;
}
.method-step h3 { font-size: 1rem; margin-bottom: 6px; }
.method-step p { font-size: 0.88rem; margin: 0; }
.method-note {
  display: flex; align-items: center; gap: 10px;
  margin-top: 48px;
  padding: 16px 20px;
  border-radius: var(--radius);
  background: var(--surface-alt-1);
  border: 1px solid var(--line);
  font-size: 0.9rem;
  color: var(--muted);
}
.method-note svg { width: 18px; height: 18px; flex-shrink: 0; color: var(--accent-soft); }

/* FAQ */
.faq-list { max-width: 760px; margin: 48px auto 0; display: flex; flex-direction: column; gap: 12px; }
.faq-item { border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface-alt-1); overflow: hidden; }
.faq-question {
  width: 100%;
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  padding: 20px 24px;
  background: none; border: none; cursor: pointer; text-align: left;
  font-family: var(--font-display); font-weight: 600; font-size: 1rem; color: var(--ink);
}
.faq-chevron { width: 20px; height: 20px; flex-shrink: 0; color: var(--accent-soft); transition: transform 0.25s ease; }
.faq-item.is-open .faq-chevron { transform: rotate(180deg); }
.faq-answer { max-height: 0; overflow: hidden; transition: max-height 0.3s ease, padding 0.3s ease; padding: 0 24px; }
.faq-item.is-open .faq-answer { max-height: 300px; padding: 0 24px 20px; }
.faq-answer p { margin: 0; font-size: 0.92rem; }

/* Portfolio */
.portfolio { background: linear-gradient(180deg, var(--surface-alt-1), var(--surface-alt-2)); }
.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 24px;
}
@media (min-width: 861px) {
  .portfolio-grid { grid-template-columns: repeat(3, 1fr); }
}
.portfolio-grid { counter-reset: portfolio-count; }
.portfolio-item {
  position: relative;
  isolation: isolate;
  padding: 36px;
  background: var(--surface-alt-1);
  border-radius: var(--radius);
  border: 1px solid var(--line);
  box-shadow: 0 4px 16px rgba(0,0,0,0.25);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}
.portfolio-item:hover {
  transform: translateY(-4px);
  box-shadow: 0 20px 44px -6px rgba(99,102,241,0.3);
}
.portfolio-item::before {
  counter-increment: portfolio-count;
  content: counter(portfolio-count, decimal-leading-zero);
  position: absolute;
  z-index: -1;
  top: 12px;
  right: 20px;
  font-family: var(--font-mono);
  font-size: 3.2rem;
  font-weight: 700;
  color: var(--line);
  line-height: 1;
  pointer-events: none;
  transition: color 0.25s ease;
}
.portfolio-item:hover::before { color: rgba(99,102,241,0.28); }
.portfolio-shot {
  border-radius: 10px;
  overflow: hidden;
  border: 1px solid var(--line);
  margin-bottom: 20px;
  background: var(--surface-alt-1);
}
.portfolio-shot-bar {
  display: flex;
  gap: 6px;
  padding: 9px 10px;
  background: rgba(255,255,255,0.03);
  border-bottom: 1px solid var(--line);
}
.portfolio-shot-bar span { width: 8px; height: 8px; border-radius: 50%; background: var(--line); }
.portfolio-shot img { display: block; width: 100%; height: auto; aspect-ratio: 16/10; object-fit: cover; object-position: top; }

.portfolio-tags { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 16px; }
.tag {
  font-family: var(--font-mono);
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--accent-soft);
  background: rgba(99,102,241,0.12);
  padding: 4px 12px;
  border-radius: 100px;
}
.portfolio-item p { margin-bottom: 0; }
.portfolio-breakdown { margin: 0; display: flex; flex-direction: column; gap: 12px; }
.portfolio-breakdown div { padding-left: 14px; border-left: 2px solid var(--line); }
.portfolio-breakdown dt {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--accent-soft);
  margin-bottom: 2px;
}
.portfolio-breakdown dd { margin: 0; font-size: 0.92rem; color: var(--muted); }

/* Reviews */
.reviews-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  flex-wrap: wrap;
  gap: 24px;
  margin-bottom: 40px;
}
.reviews-header h2 { margin-bottom: 8px; }
.reviews-header .section-sub { margin-bottom: 0; max-width: 480px; }
.rating-summary { display: flex; align-items: center; gap: 16px; }
.rating-stars-display {
  font-size: 1.9rem;
  letter-spacing: 3px;
  color: var(--accent-soft);
  text-shadow: 0 0 18px rgba(99,102,241,0.45);
}
.rating-meta strong { display: block; font-size: 1rem; }
.rating-meta span { font-size: 0.85rem; color: var(--muted); }

.review-form-card {
  position: relative;
  border-radius: var(--radius);
  padding: 2px;
  overflow: hidden;
  max-width: 640px;
}
.review-form-glow {
  position: absolute;
  inset: -40%;
  background: conic-gradient(from 0deg, transparent 0deg, var(--accent) 40deg, transparent 90deg, transparent 270deg, var(--accent) 320deg, transparent 360deg);
  animation: spin-glow 5s linear infinite;
  z-index: 0;
}
@keyframes spin-glow { to { transform: rotate(1turn); } }
.review-form-content {
  position: relative;
  z-index: 1;
  background: var(--surface-alt-1);
  border-radius: calc(var(--radius) - 2px);
  padding: 40px;
}
.review-form-content h3 { margin-bottom: 6px; }
.review-form-content > p { margin-bottom: 24px; }

.star-picker { display: flex; align-items: center; gap: 4px; margin-bottom: 24px; }
.star {
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
  font-size: 2rem;
  line-height: 1;
  color: var(--line);
  transition: color 0.15s ease, transform 0.15s ease;
}
.star:hover, .star.hovered { color: #fbbf24; }
.star.selected { color: var(--accent-soft); }
.star-hint { font-size: 0.8rem; color: var(--muted); margin-left: 10px; }

/* Approved reviews (fetched at runtime from reviews-feed.php) */
.review-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 20px;
  margin-bottom: 32px;
}
.review-list:empty { display: none; }
.review-card {
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface-alt-1);
  box-shadow: 0 2px 10px rgba(0,0,0,0.2);
}
.review-card-stars { color: var(--accent-soft); font-size: 1.1rem; letter-spacing: 2px; margin-bottom: 10px; }
.review-card p { color: var(--ink); margin-bottom: 12px; }
.review-card strong { font-size: 0.9rem; color: var(--muted); font-weight: 600; }

/* About */
.about-inner { max-width: 720px; }
.about p { font-size: 1.1rem; }

/* Contact — intentionally fixed dark block, independent of light/dark site theme */
.contact { background: linear-gradient(160deg, var(--paper), #16112e); color: #ffffff; }
.contact h2, .contact .section-sub { color: #ffffff; }
.contact .section-sub { color: rgba(255,255,255,0.6); }
.contact-inner { max-width: 560px; }
.contact-form { display: flex; flex-direction: column; gap: 20px; }

/* Shared form field styles */
.form-row { display: flex; flex-direction: column; gap: 8px; }
.form-row label { font-size: 0.85rem; font-weight: 600; color: var(--ink); }
.form-row input, .form-row textarea {
  background: var(--surface-alt-1);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 12px 16px;
  color: var(--ink);
  font-family: inherit;
  font-size: 1rem;
  resize: vertical;
}
.form-row input::placeholder, .form-row textarea::placeholder { color: var(--muted); }
.form-row input:focus, .form-row textarea:focus {
  outline: none;
  border-color: var(--accent-soft);
}

/* Dark-background overrides for the contact form */
.contact .form-row label { color: rgba(255,255,255,0.8); }
.contact .form-row input, .contact .form-row textarea {
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.16);
  color: var(--paper);
  color: #ffffff;
}
.contact .form-row input::placeholder, .contact .form-row textarea::placeholder { color: rgba(255,255,255,0.4); }

.contact .btn-primary { align-self: flex-start; }
.honeypot { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.form-status { margin: 4px 0 0; font-size: 0.9rem; min-height: 1.2em; }
.form-status.ok { color: #86efac; }
.form-status.error { color: #fca5a5; }

/* Service detail modal */
.service-modal {
  position: fixed;
  inset: 0;
  z-index: 300;
  display: none;
}
.service-modal.open { display: block; }
.service-modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,0.65);
  backdrop-filter: blur(4px);
  opacity: 0;
  transition: opacity 0.25s ease;
}
.service-modal.open .service-modal-backdrop { opacity: 1; }
.service-modal-panel {
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%) scale(0.94);
  opacity: 0;
  width: min(560px, calc(100vw - 40px));
  max-height: min(720px, calc(100vh - 40px));
  overflow-y: auto;
  background: var(--surface-alt-1);
  border: 1px solid var(--line);
  border-radius: 20px;
  padding: 44px;
  box-shadow: 0 30px 80px rgba(0,0,0,0.5);
  transition: opacity 0.25s ease, transform 0.25s ease;
}
.service-modal.open .service-modal-panel { opacity: 1; transform: translate(-50%, -50%) scale(1); }
.service-modal-close {
  position: absolute;
  top: 16px; right: 16px;
  width: 36px; height: 36px;
  border-radius: 50%;
  border: 1px solid var(--line);
  background: var(--surface-alt-1);
  color: var(--ink);
  font-size: 1.4rem;
  line-height: 1;
  cursor: pointer;
}
.service-modal-close:hover { border-color: var(--accent-soft); color: var(--accent-soft); }
.service-modal-icon {
  width: 56px; height: 56px;
  color: var(--accent-soft);
  margin-bottom: 20px;
}
.service-modal-icon svg { width: 100%; height: 100%; }
.service-modal-panel h3 { font-size: 1.5rem; }
.service-modal-desc { font-size: 1.02rem; }
.service-modal-panel h4 {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--accent-soft);
  margin: 28px 0 14px;
}
.service-modal-process {
  margin: 0;
  padding: 0;
  list-style: none;

  counter-reset: step;
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.service-modal-process li {
  counter-increment: step;
  padding-left: 34px;
  position: relative;
  font-size: 0.94rem;
  color: var(--muted);
}
.service-modal-process li::before {
  content: counter(step);
  position: absolute;
  left: 0; top: 0;
  width: 22px; height: 22px;
  border-radius: 50%;
  background: rgba(99,102,241,0.16);
  color: var(--accent-soft);
  font-size: 0.72rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
}
.examples-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.examples-list li {
  padding-left: 20px;
  position: relative;
  font-size: 0.94rem;
  color: var(--muted);
}
.examples-list li::before {
  content: "→";
  position: absolute;
  left: 0;
  color: var(--accent-soft);
}

/* Flow-style examples: mini animated diagram */
.flow-examples { display: flex; flex-direction: column; gap: 12px; }
.flow-example {
  display: flex;
  align-items: center;
  gap: 10px;
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 14px;
  background: var(--flow-bg);
}
.flow-box {
  flex: 1;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--ink);
  text-align: center;
  line-height: 1.3;
}
.flow-connector {
  position: relative;
  flex: 0 0 44px;
  height: 2px;
  background: var(--line);
  overflow: visible;
}
.flow-connector::before {
  content: "";
  position: absolute;
  right: -1px; top: 50%;
  width: 0; height: 0;
  border-top: 4px solid transparent;
  border-bottom: 4px solid transparent;
  border-left: 6px solid var(--line);
  transform: translateY(-50%);
}
.flow-connector::after {
  content: "";
  position: absolute;
  top: 50%; left: 0;
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--accent-soft);
  box-shadow: 0 0 8px rgba(99,102,241,0.8);
  transform: translateY(-50%);
  animation: flow-dot 1.8s linear infinite;
}
@keyframes flow-dot {
  0% { left: 0; opacity: 0; }
  12% { opacity: 1; }
  88% { opacity: 1; }
  100% { left: calc(100% - 7px); opacity: 0; }
}
.service-modal-cta { margin-top: 32px; }
body.modal-open { overflow: hidden; }

/* WhatsApp floating button */
.whatsapp-fab {
  position: fixed;
  bottom: 28px;
  right: 28px;
  width: 58px; height: 58px;
  border-radius: 50%;
  background: #25D366;
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 8px 24px rgba(37,211,102,0.35);
  z-index: 150;
  transform: scale(0);
}
.whatsapp-fab svg { width: 30px; height: 30px; }
.whatsapp-fab:hover { box-shadow: 0 10px 30px rgba(37,211,102,0.5); }

/* Footer */
.site-footer { border-top: 1px solid var(--line); padding: 40px 0; }
.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
}
.footer-logo { height: 26px; opacity: 1; }
.site-footer p { margin: 0; font-size: 0.85rem; }

/* Animation base state */
[data-anim] { opacity: 0; }

/* Visually hidden but accessible to screen readers / crawlers */
.visually-hidden {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* Responsive */
@media (max-width: 860px) {
  .main-nav { position: fixed; top: 76px; left: 0; right: 0; background: var(--paper); flex-direction: column; padding: 24px; border-bottom: 1px solid var(--line); gap: 20px; transform: translateY(-150%); transition: transform 0.25s ease; }
  .main-nav.open { transform: translateY(0); }
  .nav-toggle { display: flex; flex-direction: column; gap: 5px; background: none; border: none; cursor: pointer; padding: 8px; }
  .nav-toggle span { width: 22px; height: 2px; background: var(--ink); display: block; }
  .cards, .portfolio-grid, .testimonial-grid, .stats-grid { grid-template-columns: 1fr; }
  .stat:nth-child(2) { margin-top: 0; }
  .hero { padding: 140px 0 80px; }
  .service-modal-panel { padding: 32px 24px; }
  .flow-example { flex-direction: column; }
  .flow-connector { flex: 0 0 24px; width: 2px; height: 24px; }
  .flow-connector::before { right: auto; left: 50%; top: auto; bottom: -2px; transform: translateX(-50%) rotate(90deg); }
  .flow-connector::after { top: auto; bottom: 0; left: 50%; transform: translateX(-50%); animation: flow-dot-vertical 1.8s linear infinite; }
  .demo-layout { grid-template-columns: 1fr; }
  .phone-frame { height: 480px; }
  .method-steps { grid-template-columns: 1fr; gap: 32px; }
  .method-step:nth-child(even) { margin-top: 0; }
}
@keyframes flow-dot-vertical {
  0% { bottom: 0; opacity: 0; }
  12% { opacity: 1; }
  88% { opacity: 1; }
  100% { bottom: calc(100% - 7px); opacity: 0; }
}