/* =========================================================
   MIA · Mi Asistente · Soluciones Digitales
   ========================================================= */

:root {
  --bg:            #f6f5ff;
  --bg-soft:       #efeaff;
  --surface:       #ffffff;
  --surface-2:     #faf9ff;
  --border:        rgba(20, 15, 60, 0.08);
  --border-strong: rgba(20, 15, 60, 0.14);

  --text:          #14103a;
  --text-soft:     #4a4670;
  --muted:         #6f6a94;

  /* Paleta principal */
  --violeta:       #7c3aed;
  --violeta-2:     #a855f7;
  --azul:          #3b82f6;
  --azul-2:        #60a5fa;
  --cyan:          #06b6d4;
  --cyan-2:        #22d3ee;
  --verde:         #10b981;
  --verde-2:       #34d399;
  --lima:          #84cc16;
  --lima-2:        #a3e635;
  --naranja:       #f97316;
  --naranja-2:     #fb923c;
  --rosa:          #ec4899;
  --rosa-2:        #f472b6;
  --rojo:          #ef4444;
  --amarillo:      #f59e0b;

  --primary:       var(--violeta);
  --primary-2:     var(--violeta-2);
  --accent:        var(--cyan);

  /* Gradientes */
  --grad:          linear-gradient(135deg, #7c3aed 0%, #a855f7 40%, #22d3ee 100%);
  --grad-warm:     linear-gradient(135deg, #f59e0b 0%, #f97316 50%, #ef4444 100%);
  --grad-cool:     linear-gradient(135deg, #3b82f6 0%, #06b6d4 100%);
  --grad-nature:   linear-gradient(135deg, #10b981 0%, #84cc16 100%);
  --grad-party:    linear-gradient(135deg, #ec4899 0%, #f97316 50%, #f59e0b 100%);
  --grad-soft:     linear-gradient(135deg, rgba(124,58,237,.12), rgba(34,211,238,.12));

  --shadow-sm:     0 2px 8px rgba(20, 15, 60, 0.06);
  --shadow:        0 10px 30px rgba(20, 15, 60, 0.08);
  --shadow-lg:     0 25px 60px rgba(124, 58, 237, 0.18);

  --radius-sm:     10px;
  --radius:        16px;
  --radius-lg:     24px;
  --container:     1180px;
  --transition:    0.25s cubic-bezier(.2,.7,.2,1);
}

html[data-tema="oscuro"] {
  --bg:            #0b0820;
  --bg-soft:       #1a1235;
  --surface:       #171029;
  --surface-2:     #1c1435;
  --border:        rgba(255, 255, 255, 0.08);
  --border-strong: rgba(255, 255, 255, 0.16);

  --text:          #f1efff;
  --text-soft:     #c8c4ea;
  --muted:         #8f8ab8;

  --violeta:       #a78bfa;
  --azul:          #60a5fa;
  --cyan:          #22d3ee;
  --verde:         #34d399;
  --lima:          #a3e635;
  --naranja:       #fb923c;
  --rosa:          #f472b6;

  --shadow-lg:     0 25px 70px rgba(124, 58, 237, 0.35);
  --grad-soft:     linear-gradient(135deg, rgba(124,58,237,.25), rgba(34,211,238,.18));
}

*, *::before, *::after { box-sizing: border-box; }
html, body { height: 100%; }

body {
  margin: 0;
  font-family: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
  font-size: 16px;
  line-height: 1.6;
  color: var(--text);
  background:
    radial-gradient(1200px 600px at 100% -10%, rgba(168,85,247,.20), transparent 60%),
    radial-gradient(900px 500px at -10% 20%, rgba(34,211,238,.18), transparent 60%),
    radial-gradient(800px 400px at 50% 100%, rgba(132,204,22,.10), transparent 60%),
    var(--bg);
  min-height: 100vh;
  transition: background var(--transition), color var(--transition);
  -webkit-font-smoothing: antialiased;
}

html[data-tema="oscuro"] body {
  background:
    radial-gradient(1200px 600px at 100% -10%, rgba(168,85,247,.25), transparent 60%),
    radial-gradient(900px 500px at -10% 20%, rgba(34,211,238,.16), transparent 60%),
    radial-gradient(800px 400px at 50% 100%, rgba(132,204,22,.08), transparent 60%),
    var(--bg);
}

a { color: var(--primary); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--primary-2); }

h1, h2, h3 {
  font-family: 'Space Grotesk', 'Inter', sans-serif;
  font-weight: 800;
  letter-spacing: -0.025em;
  line-height: 1.1;
  margin: 0 0 0.5em;
  color: var(--text);
}
h1 { font-size: clamp(2.2rem, 5vw, 4rem); }
h2 { font-size: clamp(1.6rem, 3vw, 2.5rem); }
h3 { font-size: 1.2rem; }

p { margin: 0 0 1em; }
img { max-width: 100%; height: auto; display: block; }

/* ---------- Topbar ---------- */
.topbar {
  position: sticky; top: 0; z-index: 50;
  display: flex; align-items: center; justify-content: space-between;
  gap: 20px;
  padding: 14px clamp(16px, 4vw, 40px);
  background: color-mix(in srgb, var(--bg) 78%, transparent);
  backdrop-filter: saturate(180%) blur(14px);
  -webkit-backdrop-filter: saturate(180%) blur(14px);
  border-bottom: 1px solid var(--border);
}

.brand {
  display: inline-flex; align-items: center; gap: 10px;
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  color: var(--text);
  font-size: 1.15rem;
}
.brand:hover { color: var(--text); }
.brand-logo { height: 38px; width: auto; display: block; }

.brand-dot {
  width: 22px; height: 22px; border-radius: 50%;
  background: var(--grad);
  box-shadow: 0 0 0 3px rgba(124,58,237,.18), 0 6px 16px rgba(124,58,237,.4);
  display: inline-block; position: relative;
  animation: pulse-dot 3s ease-in-out infinite;
}
.brand-dot::after {
  content: ""; position: absolute; inset: 6px; border-radius: 50%;
  background: rgba(255,255,255,.85);
}
@keyframes pulse-dot {
  0%, 100% { transform: scale(1); }
  50%      { transform: scale(1.08); }
}

.brand-name {
  background: var(--grad);
  -webkit-background-clip: text; background-clip: text;
  color: transparent; letter-spacing: 0.02em;
}

.brand-tag {
  font-size: .72rem; font-weight: 600; text-transform: uppercase;
  letter-spacing: .12em; color: var(--muted);
  padding: 3px 9px; border: 1px solid var(--border);
  border-radius: 999px; background: var(--surface-2);
}

/* ---------- Nav ---------- */
.topbar nav {
  display: flex; align-items: center; gap: 6px; flex-wrap: wrap;
}
.topbar nav > a {
  color: var(--text-soft); font-weight: 500;
  padding: 8px 12px; border-radius: 999px;
  transition: all var(--transition); font-size: .95rem;
}
.topbar nav > a:hover { color: var(--text); background: var(--bg-soft); }

.nav-cta {
  background: var(--grad) !important;
  color: #fff !important;
  font-weight: 600 !important;
  padding: 9px 16px !important;
  box-shadow: 0 6px 20px rgba(124,58,237,.35);
}
.nav-cta:hover {
  transform: translateY(-1px);
  box-shadow: 0 10px 26px rgba(124,58,237,.5);
}

/* ---------- Layout ---------- */
.page {
  max-width: var(--container); margin: 0 auto;
  padding: clamp(24px, 5vw, 60px) clamp(16px, 4vw, 40px);
}
.section { margin: 80px 0; }
.section:first-child { margin-top: 0; }

/* ---------- Hero ---------- */
.hero {
  display: grid;
  grid-template-columns: 1.1fr .9fr;
  gap: clamp(30px, 5vw, 70px);
  align-items: center;
  padding: clamp(30px, 6vw, 70px) 0 20px;
}
.hero h1 { margin-bottom: .35em; }
.hero p { color: var(--text-soft); font-size: 1.15rem; max-width: 580px; }

.hero-visual {
  position: relative;
  display: flex; align-items: center; justify-content: center;
}
.hero-visual img {
  max-height: 520px; width: auto;
  filter: drop-shadow(0 30px 60px rgba(124,58,237,.35));
  animation: hero-float 6s ease-in-out infinite;
}
@keyframes hero-float {
  0%, 100% { transform: translateY(0); }
  50%      { transform: translateY(-12px); }
}

/* ---------- Eyebrow ---------- */
.eyebrow {
  display: inline-block;
  font-size: .78rem; font-weight: 800; letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--violeta);
  padding: 7px 16px; border-radius: 999px;
  background: var(--grad-soft);
  border: 1px solid var(--border);
  margin-bottom: 18px;
}

/* ---------- Botones ---------- */
.buttons { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 14px 28px; border-radius: 999px;
  font-family: inherit; font-weight: 700; font-size: 1rem;
  border: 1px solid transparent; cursor: pointer;
  text-decoration: none;
  transition: all var(--transition);
  white-space: nowrap;
}
.btn.primary {
  background: var(--grad); color: #fff;
  box-shadow: 0 12px 32px rgba(124,58,237,.4);
}
.btn.primary:hover {
  color: #fff; transform: translateY(-2px);
  box-shadow: 0 18px 44px rgba(124,58,237,.55);
}
.btn.secondary {
  background: var(--surface); color: var(--text);
  border-color: var(--border-strong);
}
.btn.secondary:hover {
  color: var(--text); border-color: var(--primary);
  transform: translateY(-2px); box-shadow: var(--shadow);
}

/* ---------- Mia card ---------- */
.mia-card {
  position: relative;
  padding: 32px 28px 28px;
  border-radius: var(--radius-lg);
  background: var(--surface);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-lg);
  overflow: hidden; isolation: isolate;
}
.mia-card::before {
  content: ""; position: absolute; inset: -2px; border-radius: inherit;
  background: var(--grad); filter: blur(28px); opacity: .4; z-index: -1;
}
.mia-orb {
  width: 62px; height: 62px; border-radius: 50%;
  background: var(--grad);
  box-shadow: 0 0 0 8px rgba(124,58,237,.12), 0 0 40px rgba(168,85,247,.6);
  margin-bottom: 20px;
  animation: orb-float 5s ease-in-out infinite;
}
@keyframes orb-float {
  0%, 100% { transform: translateY(0) rotate(0deg); }
  50%      { transform: translateY(-8px) rotate(8deg); }
}
.chat-bubble {
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: 18px 18px 18px 6px;
  padding: 18px 20px; color: var(--text-soft); font-size: .98rem;
}
.chat-bubble strong { color: var(--text); }

/* ---------- Grid + Cards ---------- */
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 22px; margin-top: 34px;
}
.card {
  display: block;
  padding: 28px 26px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text);
  text-decoration: none;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition);
  position: relative; overflow: hidden;
}
.card::after {
  content: ""; position: absolute; top: 0; left: 0; right: 0; height: 3px;
  background: var(--grad);
  transform: scaleX(0); transform-origin: left;
  transition: transform var(--transition);
}
.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: color-mix(in srgb, var(--primary) 40%, transparent);
  color: var(--text);
}
.card:hover::after { transform: scaleX(1); }
.card h2, .card h3 { margin-bottom: .4em; color: var(--text); }
.card p { color: var(--text-soft); margin: 0; }

.icon {
  width: 56px; height: 56px;
  display: inline-flex; align-items: center; justify-content: center;
  font-size: 1.6rem; border-radius: 16px;
  background: var(--grad-soft);
  border: 1px solid var(--border);
  margin-bottom: 18px;
}

.status {
  display: inline-block;
  font-size: .72rem; font-weight: 800; letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--violeta);
  background: var(--grad-soft);
  border: 1px solid var(--border);
  padding: 4px 10px; border-radius: 999px; margin-bottom: 10px;
}

.muted { color: var(--muted); }
.small { font-size: .88rem; color: var(--text-soft); }

.empty {
  padding: 40px 24px; text-align: center;
  border: 1px dashed var(--border-strong);
  border-radius: var(--radius);
  background: var(--surface-2); color: var(--text-soft);
}
.empty strong { color: var(--text); display: block; margin-bottom: 6px; }

.space-head {
  padding: 44px clamp(20px, 4vw, 44px);
  border-radius: var(--radius-lg);
  background: var(--grad-soft);
  border: 1px solid var(--border);
  margin-bottom: 40px;
  position: relative; overflow: hidden;
}
.space-head::before {
  content: ""; position: absolute; top: -40%; right: -10%;
  width: 320px; height: 320px; border-radius: 50%;
  background: var(--grad); filter: blur(60px); opacity: .28;
  pointer-events: none;
}
.space-head h1 { position: relative; }

.toolbar {
  display: flex; flex-wrap: wrap; align-items: center; gap: 12px;
  margin-top: 20px;
}

/* ---------- Formularios ---------- */
.form-wrap { display: flex; justify-content: center; padding: 40px 0; }
.form-card {
  width: 100%; max-width: 480px;
  padding: 40px 34px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  position: relative; overflow: hidden;
}
.form-card::before {
  content: ""; position: absolute; top: 0; left: 0; right: 0; height: 4px;
  background: var(--grad);
}
.form-card h1 { font-size: 1.85rem; margin-bottom: 1em; }

label {
  display: block; font-size: .88rem; font-weight: 600;
  color: var(--text-soft); margin: 16px 0 6px;
}
input[type="text"], input[type="email"], input[type="password"],
input[name="name"], input[name="business"], select {
  width: 100%; padding: 13px 16px;
  font-family: inherit; font-size: .98rem;
  color: var(--text); background: var(--surface-2);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  transition: all var(--transition); outline: none;
}
input:focus, select:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 4px rgba(124,58,237,.15);
  background: var(--surface);
}
input::placeholder { color: var(--muted); }

.error {
  padding: 12px 16px; margin: 16px 0;
  border-radius: var(--radius-sm);
  background: rgba(239, 68, 68, .1);
  border: 1px solid rgba(239, 68, 68, .35);
  color: var(--rojo); font-size: .92rem; font-weight: 500;
}

.directory { padding-top: 20px; }
.directory h1 { margin-bottom: .4em; }

/* ---------- Footer ---------- */
.footer {
  margin-top: 80px;
  padding: 30px clamp(16px, 4vw, 40px);
  border-top: 1px solid var(--border);
  background: color-mix(in srgb, var(--bg) 80%, transparent);
  backdrop-filter: blur(10px);
}
.footer-inner {
  max-width: var(--container); margin: 0 auto;
  display: flex; flex-wrap: wrap;
  align-items: center; justify-content: space-between; gap: 12px;
}
.footer-brand {
  display: inline-flex; align-items: center; gap: 10px;
  font-family: 'Space Grotesk', sans-serif; font-size: 1.05rem;
}
.footer-brand .brand-dot { width: 16px; height: 16px; }
.footer-tag { color: var(--muted); font-size: .9rem; }

/* =========================================================
   RESALTADO DE PALABRAS · paleta alegre y viva
   ========================================================= */

/* Gradientes de texto */
.hl       { background: linear-gradient(135deg,#7c3aed,#a855f7 45%,#22d3ee); -webkit-background-clip: text; background-clip: text; color: transparent; font-weight: 900; }
.hl-azul  { background: linear-gradient(135deg,#2563eb,#60a5fa);            -webkit-background-clip: text; background-clip: text; color: transparent; font-weight: 900; }
.hl-verde { background: linear-gradient(135deg,#059669,#34d399);            -webkit-background-clip: text; background-clip: text; color: transparent; font-weight: 900; }
.hl-lima  { background: linear-gradient(135deg,#65a30d,#a3e635);            -webkit-background-clip: text; background-clip: text; color: transparent; font-weight: 900; }
.hl-naranja { background: linear-gradient(135deg,#ea580c,#fbbf24);          -webkit-background-clip: text; background-clip: text; color: transparent; font-weight: 900; }
.hl-rosa  { background: linear-gradient(135deg,#db2777,#f472b6);            -webkit-background-clip: text; background-clip: text; color: transparent; font-weight: 900; }
.hl-warm  { background: linear-gradient(135deg,#f59e0b,#f97316 50%,#ef4444); -webkit-background-clip: text; background-clip: text; color: transparent; font-weight: 900; }

/* Colores planos */
.hl-accent   { color: var(--cyan);    font-weight: 800; }
.hl-primary  { color: var(--violeta); font-weight: 800; }
.hl-blue     { color: var(--azul);    font-weight: 800; }
.hl-green    { color: var(--verde);   font-weight: 800; }
.hl-lime     { color: var(--lima);    font-weight: 800; }
.hl-orange   { color: var(--naranja); font-weight: 800; }
.hl-pink     { color: var(--rosa);    font-weight: 800; }

/* Subrayado rotulador */
.hl-underline {
  position: relative; font-weight: 700; color: var(--text);
  background-image: linear-gradient(120deg, rgba(132,204,22,.5), rgba(34,211,238,.5));
  background-repeat: no-repeat;
  background-position: 0 88%;
  background-size: 100% 38%;
  padding: 0 2px; border-radius: 2px;
}
html[data-tema="oscuro"] .hl-underline {
  background-image: linear-gradient(120deg, rgba(132,204,22,.55), rgba(34,211,238,.55));
}

/* ---------- Responsive ---------- */
@media (max-width: 860px) {
  .hero { grid-template-columns: 1fr; text-align: left; }
  .brand-tag { display: none; }
  .tema-texto { display: none; }
  .theme-toggle { padding: 8px 10px !important; }
  .hero-visual img { max-height: 340px; }
}
@media (max-width: 620px) {
  .topbar { flex-wrap: wrap; gap: 10px; }
  .topbar nav { width: 100%; justify-content: flex-start; gap: 2px; overflow-x: auto; }
  .topbar nav > a { padding: 6px 10px; font-size: .9rem; }
  .nav-cta { padding: 8px 14px !important; font-size: .9rem; }
  .form-card { padding: 30px 22px; }
  .section { margin: 50px 0; }
}