:root {
  --color-bg: #ffffff;
  --color-bg-alt: #f5f7fb;
  --color-text: #1a1d29;
  --color-text-muted: #5b6072;
  --color-accent: #2f5fff;
  --color-accent-dark: #1c3fd6;
  --color-accent-light: #eaf0ff;
  --color-purple: #7c3aed;
  --color-pink: #ec4899;
  --color-teal: #0891b2;
  --color-orange: #ea580c;
  --color-green: #16a34a;
  --color-border: #e3e6ef;
  --font-body: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --max-width: 1120px;
  --radius: 14px;
  --shadow: 0 10px 30px -12px rgba(20, 30, 60, 0.18);
}

body {
  font-family: var(--font-body);
  color: var(--color-text);
  background: var(--color-bg);
}

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.5rem;
}

h1, h2, h3 {
  line-height: 1.2;
  font-weight: 700;
}

h2 {
  font-size: clamp(1.75rem, 1.4rem + 1.5vw, 2.5rem);
  margin-bottom: 0.75rem;
}

.eyebrow {
  display: inline-block;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--color-accent);
  margin-bottom: 0.75rem;
}

.section-intro {
  max-width: 620px;
  color: var(--color-text-muted);
  font-size: 1.05rem;
  margin-bottom: 2.5rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.85rem 1.6rem;
  border-radius: 999px;
  font-weight: 600;
  font-size: 1rem;
  border: 2px solid transparent;
  cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
}

.btn-primary {
  background: var(--color-accent);
  color: #fff;
  box-shadow: 0 8px 20px -6px rgba(47, 95, 255, 0.55);
}

.btn-primary:hover {
  background: var(--color-accent-dark);
  transform: translateY(-2px);
}

.btn-ghost {
  background: transparent;
  border-color: var(--color-border);
  color: var(--color-text);
}

.btn-ghost:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
}

/* Header / Nav */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--color-border);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 1.5rem;
  max-width: var(--max-width);
  margin: 0 auto;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-weight: 800;
  font-size: 1.15rem;
  color: var(--color-text);
}

.logo-mark {
  width: 34px;
  height: 34px;
  border-radius: 9px;
  background: linear-gradient(135deg, var(--color-accent), #7c3aed);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 1rem;
  flex-shrink: 0;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.nav-links a {
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--color-text-muted);
  transition: color 0.15s ease;
}

.nav-links a:hover {
  color: var(--color-accent);
}

.nav-cta {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
}

.nav-toggle span {
  width: 24px;
  height: 2px;
  background: var(--color-text);
  border-radius: 2px;
  transition: transform 0.2s ease, opacity 0.2s ease;
}

/* Hero */
.hero {
  position: relative;
  overflow: hidden;
  padding: 5rem 0 6rem;
  background:
    radial-gradient(ellipse 70% 55% at 15% -10%, rgba(47, 95, 255, 0.16), transparent),
    radial-gradient(ellipse 60% 50% at 100% 10%, rgba(236, 72, 153, 0.14), transparent),
    radial-gradient(ellipse 50% 40% at 90% 90%, rgba(124, 58, 237, 0.12), transparent),
    var(--color-bg);
}

.hero-blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(60px);
  opacity: 0.55;
  z-index: 0;
  pointer-events: none;
}

.hero-blob-1 {
  width: 320px;
  height: 320px;
  top: -120px;
  right: -80px;
  background: linear-gradient(135deg, var(--color-pink), var(--color-purple));
}

.hero-blob-2 {
  width: 260px;
  height: 260px;
  bottom: -100px;
  left: -60px;
  background: linear-gradient(135deg, var(--color-accent), var(--color-teal));
}

.hero-inner {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 3rem;
  align-items: center;
}

.signal-graphic {
  display: block;
  margin: 0 0 1.25rem;
}

.signal-graphic circle.signal-ring {
  transform-origin: center;
  animation: signal-pulse 2.8s ease-out infinite;
}

.signal-graphic circle.signal-ring:nth-child(2) {
  animation-delay: 0.6s;
}

.signal-graphic circle.signal-ring:nth-child(3) {
  animation-delay: 1.2s;
}

@keyframes signal-pulse {
  0% {
    opacity: 0.85;
    transform: scale(0.75);
  }
  100% {
    opacity: 0;
    transform: scale(1.15);
  }
}

.hero h1 {
  font-size: clamp(2.25rem, 1.7rem + 2.5vw, 3.5rem);
  margin-bottom: 1.25rem;
}

.hero h1 span {
  color: var(--color-accent);
}

.hero p {
  font-size: 1.15rem;
  color: var(--color-text-muted);
  max-width: 540px;
  margin-bottom: 2rem;
}

.hero-actions {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.hero-note {
  margin-top: 1.5rem;
  font-size: 0.9rem;
  color: var(--color-text-muted);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.hero-note::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #22c55e;
  flex-shrink: 0;
}

/* Stats strip */
.stats {
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  background: var(--color-bg-alt);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  padding: 2.5rem 0;
  text-align: center;
}

.stat-number {
  font-size: 2rem;
  font-weight: 800;
  background: linear-gradient(135deg, var(--color-accent), var(--color-purple));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.stats-grid > div:nth-child(2) .stat-number {
  background: linear-gradient(135deg, var(--color-purple), var(--color-pink));
  -webkit-background-clip: text;
  background-clip: text;
}

.stats-grid > div:nth-child(3) .stat-number {
  background: linear-gradient(135deg, var(--color-teal), var(--color-green));
  -webkit-background-clip: text;
  background-clip: text;
}

.stat-label {
  color: var(--color-text-muted);
  font-size: 0.95rem;
  margin-top: 0.25rem;
}

/* Generic section */
.section {
  padding: 5.5rem 0;
}

.section-alt {
  background: var(--color-bg-alt);
}

.section-header {
  text-align: center;
  max-width: 640px;
  margin: 0 auto;
}

.section-header .section-intro {
  margin-left: auto;
  margin-right: auto;
}

/* About */
.about-grid {
  display: grid;
  gap: 3rem;
  align-items: start;
}

.about-list {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.about-item {
  display: flex;
  gap: 1rem;
}

.about-icon {
  flex-shrink: 0;
  width: 40px;
  height: 40px;
  border-radius: 10px;
  background: var(--color-accent-light);
  color: var(--color-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
}

.about-item h3 {
  font-size: 1.05rem;
  margin-bottom: 0.25rem;
}

.about-item p {
  color: var(--color-text-muted);
  font-size: 0.95rem;
}

.condition-card {
  position: relative;
  z-index: 1;
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 2rem;
  box-shadow: var(--shadow);
  overflow: hidden;
}

.condition-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 5px;
  background: linear-gradient(90deg, var(--color-accent), var(--color-purple), var(--color-pink));
}

.condition-card .eyebrow {
  margin-bottom: 0.5rem;
}

.condition-card p {
  color: var(--color-text-muted);
  margin-bottom: 1rem;
}

.condition-card p:last-child {
  margin-bottom: 0;
}

.condition-card strong {
  color: var(--color-text);
}

/* Services */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.75rem;
}

.service-card {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 2rem;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.service-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow);
}

.service-icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--color-accent), var(--color-purple));
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  margin-bottom: 1.25rem;
}

.service-icon--purple { background: linear-gradient(135deg, var(--color-purple), var(--color-pink)); }
.service-icon--pink { background: linear-gradient(135deg, var(--color-pink), var(--color-orange)); }
.service-icon--teal { background: linear-gradient(135deg, var(--color-teal), var(--color-accent)); }
.service-icon--orange { background: linear-gradient(135deg, var(--color-orange), #f59e0b); }
.service-icon--green { background: linear-gradient(135deg, var(--color-green), var(--color-teal)); }

.service-card h3 {
  font-size: 1.15rem;
  margin-bottom: 0.5rem;
}

.service-card p {
  color: var(--color-text-muted);
  font-size: 0.95rem;
}

/* Process */
.process-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}

.process-step {
  position: relative;
  padding: 1.5rem 0 0;
}

.process-number {
  font-size: 2.25rem;
  font-weight: 800;
  color: var(--color-accent-light);
  -webkit-text-stroke: 2px var(--color-accent);
  margin-bottom: 0.75rem;
}

.process-step h3 {
  font-size: 1.05rem;
  margin-bottom: 0.4rem;
}

.process-step p {
  color: var(--color-text-muted);
  font-size: 0.92rem;
}

/* Cost callout */
.cost-callout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  background: linear-gradient(135deg, var(--color-accent), #6d28d9);
  color: #fff;
  border-radius: var(--radius);
  padding: 2.5rem;
  margin-top: 3.5rem;
  align-items: center;
}

.cost-callout h3 {
  font-size: 1.4rem;
  margin-bottom: 0.75rem;
}

.cost-callout p {
  color: rgba(255, 255, 255, 0.9);
}

.cost-list {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.cost-list li {
  display: flex;
  align-items: flex-start;
  gap: 0.6rem;
  font-size: 0.95rem;
}

.cost-list li::before {
  content: "✓";
  font-weight: 800;
  flex-shrink: 0;
}

/* Contact */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: start;
}

.contact-info-card {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 2rem;
}

.contact-info-item {
  display: flex;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.contact-info-item:last-child {
  margin-bottom: 0;
}

.contact-info-item h3 {
  font-size: 1rem;
  margin-bottom: 0.2rem;
}

.contact-info-item p, .contact-info-item a {
  color: var(--color-text-muted);
  font-size: 0.95rem;
}

.contact-info-item a:hover {
  color: var(--color-accent);
}

.form-group {
  margin-bottom: 1.25rem;
}

.form-group label {
  display: block;
  font-weight: 600;
  font-size: 0.9rem;
  margin-bottom: 0.4rem;
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 0.75rem 0.9rem;
  border: 1px solid var(--color-border);
  border-radius: 8px;
  font-size: 0.95rem;
  background: #fff;
  color: var(--color-text);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: 2px solid var(--color-accent);
  outline-offset: 1px;
}

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

.form-status {
  margin-top: 1rem;
  font-size: 0.9rem;
  color: var(--color-text-muted);
}

/* Showcase mockups */
.mockup-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.75rem;
}

.browser-mockup {
  background: #fff;
  border-radius: var(--radius);
  border: 1px solid var(--color-border);
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: transform 0.2s ease;
}

.browser-mockup:hover {
  transform: translateY(-6px) rotate(0deg);
}

.mockup-grid > .browser-mockup:nth-child(1) { transform: rotate(-1.5deg); }
.mockup-grid > .browser-mockup:nth-child(2) { transform: rotate(1deg); }
.mockup-grid > .browser-mockup:nth-child(3) { transform: rotate(-0.75deg); }

.browser-bar {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.7rem 0.9rem;
  background: var(--color-bg-alt);
  border-bottom: 1px solid var(--color-border);
}

.browser-dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
}

.browser-dot:nth-child(1) { background: #f87171; }
.browser-dot:nth-child(2) { background: #fbbf24; }
.browser-dot:nth-child(3) { background: #4ade80; }

.browser-body {
  padding: 1.1rem;
}

.mockup-hero {
  height: 46px;
  border-radius: 8px;
  margin-bottom: 0.7rem;
}

.mockup-line {
  height: 8px;
  border-radius: 4px;
  background: var(--color-border);
  margin-bottom: 0.55rem;
}

.mockup-line.short { width: 55%; }

.mockup-chip {
  display: inline-block;
  width: 30%;
  height: 26px;
  border-radius: 6px;
  margin-top: 0.6rem;
  margin-right: 0.5rem;
}

.theme-blue .mockup-hero { background: linear-gradient(135deg, var(--color-accent), var(--color-teal)); }
.theme-blue .mockup-chip { background: var(--color-accent-light); }

.theme-sunset .mockup-hero { background: linear-gradient(135deg, var(--color-pink), var(--color-orange)); }
.theme-sunset .mockup-chip { background: #fde6d8; }

.theme-forest .mockup-hero { background: linear-gradient(135deg, var(--color-green), var(--color-teal)); }
.theme-forest .mockup-chip { background: #dcf5e6; }

/* Portfolio */
.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.75rem;
}

.portfolio-card {
  display: block;
  background: #fff;
  border-radius: var(--radius);
  border: 1px solid var(--color-border);
  overflow: hidden;
  box-shadow: var(--shadow);
  color: inherit;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.portfolio-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 18px 40px -14px rgba(20, 30, 60, 0.28);
}

.portfolio-hero {
  height: 130px;
  display: flex;
  align-items: center;
  padding: 0 1.5rem;
  position: relative;
  overflow: hidden;
}

.portfolio-hero-mark {
  width: 46px;
  height: 46px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 1.2rem;
  background: rgba(255, 255, 255, 0.9);
  flex-shrink: 0;
}

.portfolio-hero-headline {
  margin-left: 1rem;
  font-weight: 700;
  font-size: 1rem;
  line-height: 1.3;
  max-width: 70%;
}

.portfolio-body {
  padding: 1.25rem 1.5rem 1.5rem;
}

.portfolio-body h3 {
  font-size: 1.1rem;
  margin-bottom: 0.35rem;
}

.portfolio-body p {
  color: var(--color-text-muted);
  font-size: 0.92rem;
  margin-bottom: 1rem;
}

.portfolio-visit {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-weight: 700;
  font-size: 0.88rem;
  color: var(--color-accent);
}

.portfolio-card:hover .portfolio-visit {
  color: var(--color-accent-dark);
}

.portfolio-visit .arrow {
  transition: transform 0.15s ease;
}

.portfolio-card:hover .portfolio-visit .arrow {
  transform: translate(2px, -2px);
}

.portfolio-theme-gaxiola .portfolio-hero {
  background: linear-gradient(135deg, #efe7db, #d9c3a3);
}
.portfolio-theme-gaxiola .portfolio-hero-mark { color: #9c6b31; }
.portfolio-theme-gaxiola .portfolio-hero-headline { color: #4a3826; }

.portfolio-theme-abel .portfolio-hero {
  background: linear-gradient(135deg, #3a2350, #d1490f 60%, #f2994a);
}
.portfolio-theme-abel .portfolio-hero-mark { color: #c2410c; }
.portfolio-theme-abel .portfolio-hero-headline { color: #fff; }

.portfolio-theme-compadres .portfolio-hero {
  background: linear-gradient(135deg, #c2410c, #9a2f14);
}
.portfolio-theme-compadres .portfolio-hero-mark { color: #c2410c; }
.portfolio-theme-compadres .portfolio-hero-headline { color: #fff; }

.portfolio-theme-s2n .portfolio-hero {
  background: linear-gradient(135deg, #0f2d4a, #163b5c 60%, #1f5c8a);
}
.portfolio-theme-s2n .portfolio-hero-mark { color: #d97706; }
.portfolio-theme-s2n .portfolio-hero-headline { color: #fff; }

/* CTA band */
.cta-band {
  position: relative;
  overflow: hidden;
  background: linear-gradient(120deg, var(--color-accent) 0%, var(--color-purple) 55%, var(--color-pink) 100%);
  color: #fff;
  padding: 4.5rem 0;
  text-align: center;
}

.cta-band .hero-blob {
  opacity: 0.35;
}

.cta-band-inner {
  position: relative;
  z-index: 1;
}

.cta-band h2 {
  color: #fff;
}

.cta-band p {
  color: rgba(255, 255, 255, 0.9);
  max-width: 520px;
  margin: 0 auto 2rem;
  font-size: 1.05rem;
}

.cta-band .btn-primary {
  background: #fff;
  color: var(--color-accent-dark);
  box-shadow: 0 10px 24px -8px rgba(0, 0, 0, 0.35);
}

.cta-band .btn-primary:hover {
  background: #f2f4ff;
  color: var(--color-accent-dark);
}

/* Footer */
.site-footer {
  background: #12131c;
  color: #cbced9;
  padding: 3.5rem 0 2rem;
  border-top: 3px solid transparent;
  border-image: linear-gradient(90deg, var(--color-accent), var(--color-purple), var(--color-pink)) 1;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 2.5rem;
  padding-bottom: 2.5rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-brand .logo {
  color: #fff;
  margin-bottom: 0.9rem;
}

.footer-brand p {
  color: #9598a8;
  font-size: 0.92rem;
  max-width: 320px;
}

.footer-col h4 {
  color: #fff;
  font-size: 0.95rem;
  margin-bottom: 1rem;
}

.footer-col ul {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.footer-col a {
  color: #9598a8;
  font-size: 0.92rem;
  transition: color 0.15s ease;
}

.footer-col a:hover {
  color: #fff;
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.75rem;
  padding-top: 1.75rem;
  font-size: 0.85rem;
  color: #7d8093;
}

.footer-attribution {
  font-weight: 600;
  color: #cbced9;
}

/* Responsive */
@media (min-width: 860px) {
  .hero-inner {
    grid-template-columns: 1.1fr 0.9fr;
  }

  .about-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 900px) {
  .services-grid,
  .mockup-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .portfolio-hero-headline {
    display: none;
  }

  .process-grid {
    grid-template-columns: repeat(2, 1fr);
    row-gap: 2rem;
  }

  .cost-callout {
    grid-template-columns: 1fr;
  }

  .contact-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 720px) {
  .nav-links,
  .nav-cta .btn-ghost {
    display: none;
  }

  .nav-toggle {
    display: flex;
  }

  .nav.is-open .nav-links {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 1.25rem;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: #fff;
    padding: 1.5rem;
    border-bottom: 1px solid var(--color-border);
    box-shadow: var(--shadow);
  }

  .nav.is-open .nav-toggle span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
  }

  .nav.is-open .nav-toggle span:nth-child(2) {
    opacity: 0;
  }

  .nav.is-open .nav-toggle span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
  }

  .stats-grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  .services-grid,
  .process-grid,
  .mockup-grid,
  .portfolio-grid {
    grid-template-columns: 1fr;
  }

  .mockup-grid > .browser-mockup {
    transform: none;
  }

  .portfolio-hero-headline {
    display: block;
    max-width: 100%;
  }

  .form-row {
    grid-template-columns: 1fr;
  }

  .footer-grid {
    grid-template-columns: 1fr;
  }

  .footer-bottom {
    flex-direction: column;
    align-items: flex-start;
  }

  .section {
    padding: 3.5rem 0;
  }

  .hero {
    padding: 3.5rem 0 3rem;
  }
}