/* ============================================================
   DESARROLLO WEB A MEDIDA — Peak Site Studio
   ============================================================ */
:root {
  --primary: #0a0f2c;
  --accent: #00d4ff;
  --accent2: #0099ff;
  --bg-light: #f8fafd;
  --bg-dark: #0a0f2c;
  --text-light: #1e2937;
  --text-dark: #f1f5f9;
  --text-soft-light: #64748b;
  --text-soft-dark: #94a3b8;
  --card-bg-light: #ffffff;
  --card-bg-dark: rgba(255, 255, 255, 0.06);
  --border-light: #e2e8f0;
  --border-dark: rgba(255, 255, 255, 0.12);
  --gradient: linear-gradient(135deg, var(--accent), var(--accent2));
  --shadow-card: 0 10px 30px rgba(10, 15, 44, 0.08);
  --shadow-card-hover: 0 20px 50px rgba(0, 153, 255, 0.25);
}

/* Botones */
.btn-primary, .btn-ghost {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 14px 28px; border-radius: 50px; font-weight: 600; font-size: .95rem;
  text-decoration: none; transition: transform .3s ease, box-shadow .3s ease, background .3s ease;
  cursor: pointer; border: none;
}
.btn-primary { background: var(--gradient); color: #fff; box-shadow: 0 10px 25px rgba(0,153,255,.35); }
.btn-primary:hover { transform: translateY(-3px); box-shadow: 0 15px 35px rgba(0,153,255,.5); }
.btn-ghost { background: transparent; color: #fff; border: 1px solid rgba(255,255,255,.3); }
.btn-ghost:hover { background: rgba(255,255,255,.08); transform: translateY(-3px); }
.btn-large { padding: 18px 40px; font-size: 1.05rem; }

/* ================= HERO ================= */
.dev-hero {
  position: relative; padding: 140px 0 100px; overflow: hidden;
  background: linear-gradient(180deg, #060a20 0%, #0a0f2c 100%);
  color: #fff; isolation: isolate;
}
.dev-hero-bg { position: absolute; inset: 0; z-index: -1; overflow: hidden; }
.dev-orb {
  position: absolute; border-radius: 50%; filter: blur(80px); opacity: .55;
  animation: devOrbFloat 14s ease-in-out infinite;
}
.dev-orb-1 { width: 480px; height: 480px;
  background: radial-gradient(circle, #00d4ff, transparent 70%); top: -120px; left: -120px; }
.dev-orb-2 { width: 520px; height: 520px;
  background: radial-gradient(circle, #0066ff, transparent 70%);
  bottom: -180px; right: -150px; animation-delay: -7s; }
@keyframes devOrbFloat {
  0%,100% { transform: translate(0,0) scale(1); }
  50%     { transform: translate(40px,-30px) scale(1.08); }
}
.dev-grid-overlay {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.04) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse at center, #000 40%, transparent 75%);
}
.dev-hero-content { position: relative; text-align: center; max-width: 900px; margin: 0 auto; }
.dev-eyebrow {
  display: inline-block; padding: 6px 14px; font-size: 12px; font-weight: 700;
  letter-spacing: 2px; color: var(--accent);
  border: 1px solid rgba(0,212,255,.4); border-radius: 50px;
  background: rgba(0,212,255,.08); margin-bottom: 24px;
}
.dev-title {
  font-size: clamp(2.2rem, 5vw, 3.6rem); font-weight: 800; line-height: 1.15;
  margin: 0 0 20px; letter-spacing: -.5px;
}
.dev-gradient-text {
  background: var(--gradient);
  -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent;
}
.dev-subtitle { font-size: 1.1rem; color: #c8d2e8; max-width: 760px; margin: 0 auto 36px; }
.dev-hero-cta { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; margin-bottom: 50px; }
.dev-hero-stats { display: flex; gap: 40px; justify-content: center; flex-wrap: wrap; }
.dev-stat { text-align: center; }
.dev-stat strong {
  display: block; font-size: 2rem; font-weight: 800;
  background: var(--gradient); -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent;
}
.dev-stat span { color: #94a3b8; font-size: .9rem; }

/* ================= INTRO ================= */
.dev-intro { padding: 100px 0; }
.dev-intro-grid { display: grid; grid-template-columns: 1.3fr 1fr; gap: 60px; align-items: center; }
.dev-intro-text h2 { font-size: clamp(1.8rem, 3vw, 2.4rem); font-weight: 800;
  margin-bottom: 20px; line-height: 1.2; }
.dev-intro-text p { color: var(--text-soft-light); margin-bottom: 16px; font-size: 1.02rem; }
body.dark .dev-intro-text p { color: var(--text-soft-dark); }
.dev-intro-card { position: relative; padding: 2px; border-radius: 24px;
  background: var(--gradient); box-shadow: var(--shadow-card); }
.dev-intro-card-inner { background: var(--card-bg-light); border-radius: 22px; padding: 36px; }
body.dark .dev-intro-card-inner { background: #0d1335; }
.dev-intro-card h3 { font-size: 1.3rem; margin-bottom: 18px; font-weight: 700; }
.dev-intro-card ul { list-style: none; padding: 0; margin: 0; }
.dev-intro-card li {
  display: flex; gap: 12px; align-items: flex-start; padding: 10px 0;
  border-bottom: 1px dashed var(--border-light); color: var(--text-light);
}
body.dark .dev-intro-card li { color: var(--text-dark); border-bottom: 1px dashed var(--border-dark); }
.dev-intro-card li:last-child { border: none; }
.dev-intro-card li span {
  display: inline-flex; align-items: center; justify-content: center;
  width: 24px; height: 24px; border-radius: 50%; background: var(--gradient);
  color: #fff; font-size: 12px; font-weight: 700; flex-shrink: 0;
}

/* ================= SECTION HEAD ================= */
.dev-section-head { text-align: center; max-width: 720px; margin: 0 auto 60px; }
.dev-section-head h2 { font-size: clamp(1.9rem, 3.4vw, 2.6rem); font-weight: 800;
  line-height: 1.2; margin: 14px 0 14px; }
.dev-section-head p { color: var(--text-soft-light); font-size: 1.05rem; }
body.dark .dev-section-head p { color: var(--text-soft-dark); }

/* ================= SERVICIOS ================= */
.dev-services { padding: 100px 0; background: var(--bg-light); }
body.dark .dev-services { background: #070b23; }
.dev-services-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 26px;
}
.dev-card {
  position: relative; padding: 32px 28px; border-radius: 20px;
  background: var(--card-bg-light); border: 1px solid var(--border-light);
  box-shadow: var(--shadow-card); transition: transform .35s ease, box-shadow .35s ease, border-color .35s ease;
  overflow: hidden;
}
body.dark .dev-card { background: var(--card-bg-dark); border-color: var(--border-dark); }
.dev-card::before {
  content: ""; position: absolute; inset: 0;
  background: var(--gradient); opacity: 0; transition: opacity .4s ease; z-index: 0;
}
.dev-card:hover { transform: translateY(-8px); box-shadow: var(--shadow-card-hover); border-color: transparent; }
.dev-card:hover::before { opacity: .07; }
.dev-card > * { position: relative; z-index: 1; }
.dev-card-icon {
  width: 54px; height: 54px; border-radius: 14px; display: flex; align-items: center;
  justify-content: center; font-size: 1.6rem; background: var(--gradient); color: #fff;
  margin-bottom: 18px; box-shadow: 0 10px 25px rgba(0,153,255,.3);
}
.dev-card h3 { font-size: 1.2rem; font-weight: 700; margin-bottom: 10px; }
.dev-card p { color: var(--text-soft-light); font-size: .96rem; }
body.dark .dev-card p { color: var(--text-soft-dark); }

/* ================= STACK ================= */
.dev-stack { padding: 100px 0; }
.dev-stack-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 20px;
}
.dev-stack-item {
  padding: 24px; border-radius: 16px; border: 1px solid var(--border-light);
  background: var(--card-bg-light); transition: transform .3s ease, border-color .3s ease, box-shadow .3s ease;
}
body.dark .dev-stack-item { background: var(--card-bg-dark); border-color: var(--border-dark); }
.dev-stack-item:hover { transform: translateY(-5px); border-color: var(--accent);
  box-shadow: 0 15px 30px rgba(0,153,255,.15); }
.dev-stack-item h4 {
  font-size: 1rem; font-weight: 700; margin-bottom: 8px;
  background: var(--gradient); -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent;
}
.dev-stack-item p { color: var(--text-soft-light); font-size: .92rem; margin: 0; }
body.dark .dev-stack-item p { color: var(--text-soft-dark); }

/* ================= FOCUS ================= */
.dev-focus { padding: 100px 0; background: linear-gradient(180deg, transparent, rgba(0,153,255,.05)); }
.dev-focus-grid { display: grid; grid-template-columns: 1fr 1.2fr; gap: 60px; align-items: center; }
.dev-focus-visual {
  position: relative; aspect-ratio: 1/1; border-radius: 24px;
  background: var(--gradient); display: flex; align-items: center; justify-content: center;
  overflow: hidden; box-shadow: 0 30px 60px rgba(0,153,255,.25);
}
.dev-focus-badge {
  position: relative; z-index: 2; color: #fff; font-weight: 800; font-size: clamp(1.4rem, 3vw, 2.2rem);
  letter-spacing: 4px; padding: 20px 30px; border: 2px solid rgba(255,255,255,.4); border-radius: 20px;
  backdrop-filter: blur(6px); background: rgba(255,255,255,.08);
}
.dev-focus-lines {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.15) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.15) 1px, transparent 1px);
  background-size: 40px 40px; animation: devLines 12s linear infinite;
}
@keyframes devLines { from { background-position: 0 0; } to { background-position: 40px 40px; } }
.dev-focus-text h2 { font-size: clamp(1.9rem, 3.2vw, 2.6rem); font-weight: 800; margin: 14px 0 18px; }
.dev-focus-text p { color: var(--text-soft-light); margin-bottom: 16px; }
body.dark .dev-focus-text p { color: var(--text-soft-dark); }
.dev-focus-text .btn-primary { margin-top: 10px; }

/* ================= SOLUCIONES ================= */
.dev-solutions { padding: 100px 0; }
.dev-solutions-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 26px;
}
.dev-solution {
  position: relative; padding: 40px 30px; border-radius: 20px;
  background: var(--card-bg-light); border: 1px solid var(--border-light);
  box-shadow: var(--shadow-card); transition: transform .35s ease, box-shadow .35s ease;
  overflow: hidden;
}
body.dark .dev-solution { background: var(--card-bg-dark); border-color: var(--border-dark); }
.dev-solution:hover { transform: translateY(-8px); box-shadow: var(--shadow-card-hover); }
.dev-solution-num {
  font-size: 3rem; font-weight: 900; line-height: 1;
  background: var(--gradient); -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent; opacity: .9; margin-bottom: 12px;
}
.dev-solution h3 { font-size: 1.2rem; font-weight: 700; margin-bottom: 10px; }
.dev-solution p { color: var(--text-soft-light); font-size: .96rem; }
body.dark .dev-solution p { color: var(--text-soft-dark); }

/* ================= CTA FINAL ================= */
.dev-cta { padding: 100px 0; }
.dev-cta-box {
  position: relative; padding: 70px 40px; border-radius: 28px; text-align: center;
  background: linear-gradient(135deg, #0a0f2c 0%, #0a1650 100%); color: #fff; overflow: hidden;
  box-shadow: 0 30px 60px rgba(10,15,44,.3);
}
.dev-cta-box::before {
  content: ""; position: absolute; inset: -50%;
  background: radial-gradient(circle at 30% 30%, rgba(0,212,255,.35), transparent 60%),
              radial-gradient(circle at 70% 70%, rgba(0,102,255,.35), transparent 60%);
  animation: devCtaGlow 10s ease-in-out infinite alternate;
}
@keyframes devCtaGlow { from { transform: scale(1); } to { transform: scale(1.15); } }
.dev-cta-box > * { position: relative; z-index: 1; }
.dev-cta-box h2 { font-size: clamp(1.8rem, 3.4vw, 2.6rem); font-weight: 800; margin-bottom: 14px; }
.dev-cta-box p { color: #c8d2e8; margin-bottom: 30px; font-size: 1.05rem; }

/* ================= REVEAL ANIM ================= */
.reveal { opacity: 0; transform: translateY(30px); transition: opacity .8s ease, transform .8s ease; }
.reveal.visible { opacity: 1; transform: translateY(0); }

/* ================= RESPONSIVE ================= */
@media (max-width: 900px) {
  .dev-intro-grid, .dev-focus-grid { grid-template-columns: 1fr; gap: 40px; }
  .dev-focus-visual { max-width: 420px; margin: 0 auto; }
  .dev-hero { padding: 110px 0 80px; }
  .dev-hero-stats { gap: 24px; }
  .dev-stat strong { font-size: 1.6rem; }
}
@media (max-width: 560px) {
  .dev-hero-cta { flex-direction: column; align-items: stretch; }
  .btn-primary, .btn-ghost { width: 100%; }
  .dev-cta-box { padding: 50px 24px; }
}

/* ====================== LIGHT MODE - FONDOS BLANCOS ====================== */

/* HERO en modo claro */
body:not(.dark) .dev-hero {
  background: #ffffff !important;
  color: #1e2937 !important;
}

body:not(.dark) .dev-hero .dev-title,
body:not(.dark) .dev-hero .dev-gradient-text {
  color: #0f172a !important;
}

body:not(.dark) .dev-hero .dev-subtitle {
  color: #475569 !important;
}

body:not(.dark) .dev-hero .dev-eyebrow {
  color: #0f172a !important;
  border-color: #e2e8f0 !important;
  background: #f1f5f9 !important;
}

/* CTA FINAL en modo claro */
body:not(.dark) .dev-cta,
body:not(.dark) .dev-cta-box {
  background: #ffffff !important;
  color: #1e2937 !important;
}

body:not(.dark) .dev-cta-box h2,
body:not(.dark) .dev-cta-box .dev-gradient-text {
  color: #0f172a !important;
}

body:not(.dark) .dev-cta-box p {
  color: #475569 !important;
}

/* FOOTER en modo claro */
body:not(.dark) .footer-pro {
  background: #f8fafd !important;
  color: #475569 !important;
}

body:not(.dark) .footer-pro h4 {
  color: #1e2937 !important;
}

body:not(.dark) .footer-pro a {
  color: #64748b !important;
}

body:not(.dark) .footer-pro a:hover {
  color: #0f172a !important;
}

body:not(.dark) .footer-bottom {
  border-top-color: #e2e8f0 !important;
  color: #64748b !important;
}

/* ====================== SEO · UX · CRO - BACKGROUND ====================== */
.dev-focus-visual {
  background: url('/assets/img/desarrollo/seo-ux-cro-bg.png') center/cover no-repeat !important;
  position: relative;
}

.dev-focus-visual::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(15,23,42,0.75), rgba(15,23,42,0.45));
  z-index: 1;
  border-radius: 24px;
}

.dev-focus-badge {
  z-index: 2;
  position: relative;
}