/* ─────────────────────────────────────────────────────────────
   CRAD — Marketing site
   Matches app design language: Roboto, blue gradients, glassmorphism
───────────────────────────────────────────────────────────── */

:root {
  /* Brand */
  --c-cyan: #45cafc;
  --c-blue: #4285f4;
  --c-deep: #303f9f;
  --c-base: #1a92c7;
  --c-dark: #1d5f96;
  --c-navy-1: #1f3c5b;
  --c-navy-2: #244a73;
  --c-navy-3: #40526b;
  --c-navy-4: #49657d;

  /* Semantic */
  --c-success: #198754;
  --c-danger: #dc3545;
  --c-warning: #e8a317;

  /* Role gradients */
  --g-blue: linear-gradient(40deg, #45cafc, #4285f4);
  --g-owner: linear-gradient(90deg, #ffb300, #ff6a00);
  --g-operator: linear-gradient(90deg, #00d4a6, #0093e9);
  --g-deep: linear-gradient(135deg, #303f9f 0%, #1d5f96 50%, #1a92c7 100%);

  /* Neutrals */
  --c-text: #2d3748;
  --c-text-muted: #718096;
  --c-bg: #f0f2f5;
  --c-white: #ffffff;
  --c-border: #e2e8f0;
  --c-input-border: #d5e0ea;

  /* Spacing & radii */
  --r-sm: 10px;
  --r-md: 16px;
  --r-lg: 24px;
  --shadow-card: 0 3px 10px 0 rgba(0, 0, 0, 0.15);
  --shadow-floating: 0 18px 48px rgba(9, 28, 50, 0.38);
  --shadow-soft: 0 8px 24px rgba(9, 28, 50, 0.08);

  /* Layout */
  --container: 1200px;
  --pad-x: clamp(1rem, 5vw, 4rem);
}

/* ── Reset & base ── */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-font-smoothing: antialiased; }
body {
  margin: 0;
  font-family: 'Roboto', -apple-system, BlinkMacSystemFont, sans-serif;
  font-size: 16px;
  line-height: 1.6;
  color: var(--c-text);
  background: var(--c-white);
}
img { max-width: 100%; display: block; }
a { color: var(--c-blue); text-decoration: none; }
a:hover { color: var(--c-dark); }
h1, h2, h3, h4 {
  margin: 0 0 0.6em;
  color: var(--c-navy-1);
  line-height: 1.2;
  letter-spacing: -0.01em;
}
h1 { font-size: clamp(2rem, 5vw, 3.4rem); font-weight: 700; }
h2 { font-size: clamp(1.6rem, 3.5vw, 2.4rem); font-weight: 700; }
h3 { font-size: clamp(1.15rem, 2vw, 1.35rem); font-weight: 600; }
p { margin: 0 0 1rem; color: var(--c-navy-4); }

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

/* ── Custom scrollbar (matches app) ── */
::-webkit-scrollbar { width: 12px; height: 12px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb {
  background: linear-gradient(180deg, rgba(112,119,129,0.62), rgba(90,97,107,0.48));
  border-radius: 8px;
  border: 2px solid rgba(255,255,255,0.1);
}
::-webkit-scrollbar-thumb:hover {
  background: linear-gradient(180deg, rgba(94,101,110,0.72), rgba(70,76,84,0.58));
}

/* ── Buttons ── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  border-radius: var(--r-sm);
  border: 0;
  font-family: inherit;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
  white-space: nowrap;
  min-height: 44px;
  text-decoration: none;
}
.btn-primary {
  background: var(--g-blue);
  color: var(--c-white);
  box-shadow: 0 4px 12px rgba(66, 133, 244, 0.35);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 18px rgba(66, 133, 244, 0.5);
  color: var(--c-white);
}
.btn-secondary {
  background: var(--c-white);
  color: var(--c-navy-1);
  border: 2px solid var(--c-border);
}
.btn-secondary:hover {
  border-color: var(--c-blue);
  color: var(--c-blue);
}
.btn-ghost {
  background: transparent;
  color: var(--c-white);
  border: 2px solid rgba(255,255,255,0.4);
}
.btn-ghost:hover {
  background: rgba(255,255,255,0.1);
  border-color: var(--c-white);
  color: var(--c-white);
}
.btn-lg { padding: 1rem 2rem; font-size: 1.05rem; min-height: 52px; }

/* ── Header ── */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255,255,255,0.96);
  backdrop-filter: saturate(180%) blur(12px);
  -webkit-backdrop-filter: saturate(180%) blur(12px);
  border-bottom: 1px solid var(--c-border);
}
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  font-weight: 700;
  font-size: 1.3rem;
  color: var(--c-navy-1);
}
.brand img { height: 38px; width: auto; }
.nav-links {
  display: flex;
  align-items: center;
  gap: 2rem;
  list-style: none;
  margin: 0;
  padding: 0;
}
.nav-links a {
  color: var(--c-navy-4);
  font-weight: 500;
  font-size: 0.95rem;
  transition: color 0.2s;
}
.nav-links a:hover { color: var(--c-blue); }
.nav-cta { display: flex; gap: 0.6rem; align-items: center; }
.nav-toggle {
  display: none;
  background: transparent;
  border: 0;
  cursor: pointer;
  padding: 0.5rem;
}
.nav-toggle span {
  display: block; width: 24px; height: 2px;
  background: var(--c-navy-1); margin: 5px 0;
  transition: 0.3s;
}

/* ── Hero ── */
.hero {
  position: relative;
  padding: clamp(4rem, 10vw, 7rem) 0 clamp(5rem, 10vw, 8rem);
  overflow: hidden;
  isolation: isolate;
  color: var(--c-white);
}
.hero::before {
  content: "";
  position: absolute; inset: 0; z-index: -2;
  background:
    linear-gradient(135deg, rgba(13,40,75,0.85) 0%, rgba(32,105,175,0.75) 100%),
    url('../assets/img/hero-bg.jpg') center/cover no-repeat;
}
.hero::after {
  content: "";
  position: absolute; inset: 0; z-index: -1;
  background:
    radial-gradient(circle at 20% 30%, rgba(69,202,252,0.25), transparent 50%),
    radial-gradient(circle at 80% 70%, rgba(66,133,244,0.3), transparent 50%);
}
.hero-content {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 3rem;
  align-items: center;
}
.hero h1 {
  color: var(--c-white);
  margin-bottom: 1.2rem;
}
.hero h1 .gradient-text {
  background: linear-gradient(90deg, #45cafc, #ffffff);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.hero-subtitle {
  font-size: clamp(1.05rem, 2vw, 1.25rem);
  color: rgba(255,255,255,0.92);
  margin-bottom: 2rem;
  max-width: 580px;
}
.hero-cta { display: flex; gap: 1rem; flex-wrap: wrap; margin-bottom: 2rem; }
.hero-meta {
  display: flex; gap: 1.5rem; flex-wrap: wrap;
  color: rgba(255,255,255,0.85);
  font-size: 0.9rem;
}
.hero-meta-item { display: flex; align-items: center; gap: 0.4rem; }
.hero-meta-item svg { width: 18px; height: 18px; flex-shrink: 0; }

/* Hero visual: app preview mock */
.hero-visual {
  position: relative;
  aspect-ratio: 4/3;
  perspective: 1000px;
}
.app-preview {
  position: absolute;
  inset: 0;
  background: var(--c-white);
  border-radius: var(--r-md);
  box-shadow: var(--shadow-floating);
  overflow: hidden;
  transform: perspective(1000px) rotateY(-8deg) rotateX(4deg);
  transition: transform 0.6s ease;
}
.app-preview:hover { transform: perspective(1000px) rotateY(-3deg) rotateX(2deg); }
.app-preview-bar {
  background: var(--g-deep);
  padding: 0.6rem 1rem;
  display: flex; align-items: center; gap: 0.4rem;
}
.app-preview-bar span {
  width: 11px; height: 11px; border-radius: 50%;
  background: rgba(255,255,255,0.4);
}
.app-preview-bar span:nth-child(2) { background: rgba(255,255,255,0.55); }
.app-preview-bar span:nth-child(3) { background: rgba(255,255,255,0.7); }
.app-preview-body {
  padding: 1.5rem;
  display: grid;
  grid-template-columns: 70px 1fr;
  gap: 1rem;
  height: calc(100% - 35px);
  background: var(--c-bg);
}
.app-preview-sidebar {
  background: var(--g-deep);
  border-radius: var(--r-sm);
  padding: 1rem 0.5rem;
  display: flex; flex-direction: column; gap: 0.7rem;
}
.app-preview-sidebar i {
  display: block;
  height: 8px; border-radius: 4px;
  background: rgba(255,255,255,0.3);
}
.app-preview-sidebar i:first-child { background: rgba(255,255,255,0.7); }
.app-preview-content { display: flex; flex-direction: column; gap: 0.7rem; }
.app-preview-card {
  background: var(--c-white);
  border-radius: var(--r-sm);
  padding: 1rem;
  box-shadow: var(--shadow-card);
  flex: 1;
}
.app-preview-card-header {
  height: 6px;
  width: 60%;
  border-radius: 3px;
  background: var(--g-blue);
  margin-bottom: 0.7rem;
}
.app-preview-card-line {
  height: 4px; border-radius: 2px;
  background: var(--c-border);
  margin-bottom: 0.5rem;
}
.app-preview-card-line:nth-child(2) { width: 90%; }
.app-preview-card-line:nth-child(3) { width: 75%; }
.app-preview-card-line:nth-child(4) { width: 60%; }
.app-preview-stat-row { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 0.6rem; }
.app-preview-stat {
  background: var(--c-white); border-radius: var(--r-sm);
  padding: 0.7rem; box-shadow: var(--shadow-card);
  height: 50px;
  border-top: 3px solid;
}
.app-preview-stat:nth-child(1) { border-top-color: var(--c-cyan); }
.app-preview-stat:nth-child(2) { border-top-color: #ffb300; }
.app-preview-stat:nth-child(3) { border-top-color: var(--c-success); }

/* ── Sections ── */
section { padding: clamp(4rem, 8vw, 6rem) 0; }
.section-eyebrow {
  display: inline-block;
  background: linear-gradient(40deg, rgba(69,202,252,0.15), rgba(66,133,244,0.15));
  color: var(--c-blue);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  padding: 0.4rem 1rem;
  border-radius: 999px;
  margin-bottom: 1rem;
}
.section-header { text-align: center; margin-bottom: 3rem; }
.section-header p { max-width: 640px; margin-left: auto; margin-right: auto; font-size: 1.1rem; }

/* ── Problem section ── */
.problem {
  background: var(--c-bg);
  position: relative;
}
.problem-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.5rem;
  margin-top: 3rem;
}
.problem-card {
  background: var(--c-white);
  border-radius: var(--r-md);
  padding: 1.75rem;
  box-shadow: var(--shadow-soft);
  border-left: 4px solid var(--c-danger);
}
.problem-card h3 { color: var(--c-navy-1); margin-bottom: 0.5rem; }

/* ── Features grid ── */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.5rem;
}
.feature-card {
  background: var(--c-white);
  border-radius: var(--r-md);
  padding: 2rem 1.75rem;
  box-shadow: var(--shadow-soft);
  border: 1px solid var(--c-border);
  transition: all 0.25s ease;
  position: relative;
  overflow: hidden;
}
.feature-card::before {
  content: "";
  position: absolute; top: 0; left: 0; right: 0; height: 4px;
  background: var(--g-blue);
  transform: scaleX(0); transform-origin: left;
  transition: transform 0.4s ease;
}
.feature-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 32px rgba(9, 28, 50, 0.12);
}
.feature-card:hover::before { transform: scaleX(1); }
.feature-icon {
  width: 56px; height: 56px;
  border-radius: var(--r-sm);
  background: var(--g-blue);
  display: grid; place-items: center;
  margin-bottom: 1.25rem;
  box-shadow: 0 6px 14px rgba(66, 133, 244, 0.3);
}
.feature-icon svg { width: 28px; height: 28px; color: var(--c-white); }
.feature-card h3 { margin-bottom: 0.5rem; }
.feature-card p { margin: 0; font-size: 0.95rem; }

.feature-card.role-owner .feature-icon { background: var(--g-owner); box-shadow: 0 6px 14px rgba(255,179,0,0.3); }
.feature-card.role-operator .feature-icon { background: var(--g-operator); box-shadow: 0 6px 14px rgba(0,212,166,0.3); }

/* ── Steps / Cómo funciona ── */
.steps {
  background: linear-gradient(180deg, var(--c-bg) 0%, var(--c-white) 100%);
}
.steps-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
  margin-top: 3rem;
  position: relative;
}
.step-card { text-align: center; position: relative; }
.step-num {
  width: 64px; height: 64px;
  border-radius: 50%;
  background: var(--g-blue);
  color: var(--c-white);
  display: grid; place-items: center;
  font-size: 1.7rem; font-weight: 700;
  margin: 0 auto 1.25rem;
  box-shadow: 0 8px 20px rgba(66, 133, 244, 0.35);
}

/* ── Benefits with icons row ── */
.benefits {
  background: var(--g-deep);
  color: var(--c-white);
  position: relative;
  overflow: hidden;
}
.benefits::before {
  content: "";
  position: absolute; inset: 0;
  background:
    radial-gradient(circle at 0% 0%, rgba(69,202,252,0.2), transparent 40%),
    radial-gradient(circle at 100% 100%, rgba(255,179,0,0.15), transparent 40%);
  pointer-events: none;
}
.benefits .container { position: relative; }
.benefits h2 { color: var(--c-white); }
.benefits .section-header p { color: rgba(255,255,255,0.85); }
.benefits-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.5rem;
  margin-top: 3rem;
}
.benefit-card {
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.18);
  border-radius: var(--r-md);
  padding: 1.5rem;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}
.benefit-card svg {
  width: 36px; height: 36px;
  color: var(--c-cyan);
  margin-bottom: 0.8rem;
}
.benefit-card h4 { color: var(--c-white); font-size: 1.05rem; margin-bottom: 0.4rem; }
.benefit-card p { color: rgba(255,255,255,0.8); font-size: 0.92rem; margin: 0; }

/* ── Pricing ── */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
  margin-top: 3rem;
  align-items: stretch;
}
.price-card {
  background: var(--c-white);
  border-radius: var(--r-md);
  padding: 2.5rem 2rem;
  box-shadow: var(--shadow-soft);
  border: 1px solid var(--c-border);
  display: flex; flex-direction: column;
  position: relative;
  transition: transform 0.25s ease;
}
.price-card:hover { transform: translateY(-4px); }
.price-card.featured {
  background: var(--g-deep);
  color: var(--c-white);
  border-color: transparent;
  box-shadow: 0 20px 50px rgba(48,63,159,0.4);
  transform: scale(1.02);
}
.price-card.featured h3,
.price-card.featured .price,
.price-card.featured .price-features li { color: var(--c-white); }
.price-badge {
  position: absolute; top: -12px; left: 50%; transform: translateX(-50%);
  background: var(--g-owner);
  color: var(--c-white);
  padding: 0.3rem 1rem;
  border-radius: 999px;
  font-size: 0.75rem; font-weight: 700; letter-spacing: 0.05em;
  text-transform: uppercase;
}
.price-card h3 { font-size: 1.2rem; margin-bottom: 0.3rem; }
.price-tagline { color: var(--c-text-muted); font-size: 0.9rem; min-height: 2.5em; }
.price-card.featured .price-tagline { color: rgba(255,255,255,0.8); }
.price {
  font-size: 2.5rem; font-weight: 700; color: var(--c-navy-1);
  margin: 1.25rem 0 0.5rem;
}
.price small { font-size: 0.95rem; font-weight: 400; color: var(--c-text-muted); }
.price-card.featured .price small { color: rgba(255,255,255,0.8); }
.price-features {
  list-style: none; padding: 0; margin: 1.5rem 0 2rem;
  flex: 1;
}
.price-features li {
  padding: 0.5rem 0;
  border-bottom: 1px solid rgba(0,0,0,0.05);
  font-size: 0.93rem;
  color: var(--c-navy-4);
  display: flex; align-items: center; gap: 0.6rem;
}
.price-card.featured .price-features li {
  border-bottom-color: rgba(255,255,255,0.12);
}
.price-features li::before {
  content: "✓";
  display: inline-block;
  width: 20px; height: 20px;
  background: var(--c-success);
  color: var(--c-white);
  border-radius: 50%;
  font-size: 0.75rem;
  text-align: center; line-height: 20px;
  flex-shrink: 0;
}

/* ── FAQ ── */
.faq { background: var(--c-bg); }
.faq-list { max-width: 820px; margin: 3rem auto 0; }
.faq-item {
  background: var(--c-white);
  border-radius: var(--r-sm);
  margin-bottom: 0.8rem;
  overflow: hidden;
  box-shadow: 0 1px 3px rgba(0,0,0,0.06);
}
.faq-q {
  width: 100%;
  padding: 1.1rem 1.5rem;
  background: transparent;
  border: 0;
  font-family: inherit;
  font-size: 1rem;
  font-weight: 600;
  color: var(--c-navy-1);
  text-align: left;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
}
.faq-q::after {
  content: "+";
  font-size: 1.5rem;
  color: var(--c-blue);
  transition: transform 0.3s ease;
  flex-shrink: 0;
}
.faq-item[open] .faq-q::after { transform: rotate(45deg); }
.faq-a {
  padding: 0 1.5rem 1.25rem;
  color: var(--c-navy-4);
  font-size: 0.95rem;
}

/* ── Final CTA ── */
.cta-final {
  background: var(--g-deep);
  color: var(--c-white);
  text-align: center;
  position: relative;
  overflow: hidden;
}
.cta-final::before {
  content: ""; position: absolute; inset: 0;
  background: radial-gradient(circle at 50% 0%, rgba(69,202,252,0.2), transparent 60%);
}
.cta-final .container { position: relative; }
.cta-final h2 { color: var(--c-white); }
.cta-final p { color: rgba(255,255,255,0.88); font-size: 1.15rem; margin-bottom: 2rem; }
.cta-final .hero-cta { justify-content: center; }

/* ── Footer ── */
.site-footer {
  background: #0d1f33;
  color: rgba(255,255,255,0.75);
  padding: 4rem 0 2rem;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 3rem;
}
.footer-brand { color: var(--c-white); font-size: 1.3rem; font-weight: 700; margin-bottom: 0.7rem; display: flex; align-items: center; gap: 0.6rem; }
.footer-brand img { height: 36px; filter: brightness(0) invert(1); }
.footer-tag { color: rgba(255,255,255,0.6); font-size: 0.92rem; max-width: 320px; }
.site-footer h4 {
  color: var(--c-white);
  font-size: 0.85rem; letter-spacing: 0.06em; text-transform: uppercase;
  margin-bottom: 1rem;
}
.site-footer ul { list-style: none; padding: 0; margin: 0; }
.site-footer li { margin-bottom: 0.6rem; }
.site-footer a { color: rgba(255,255,255,0.7); font-size: 0.92rem; }
.site-footer a:hover { color: var(--c-cyan); }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: 2rem;
  display: flex; justify-content: space-between; flex-wrap: wrap; gap: 1rem;
  font-size: 0.85rem; color: rgba(255,255,255,0.5);
}

/* ── Reveal animations ── */
.reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.reveal.in-view { opacity: 1; transform: translateY(0); }

/* ── Responsive ── */
@media (max-width: 900px) {
  .hero-content { grid-template-columns: 1fr; }
  .hero-visual { display: none; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 720px) {
  .nav-links, .nav-cta .btn-secondary { display: none; }
  .nav-toggle { display: block; }
  .nav.is-open .nav-links {
    display: flex;
    position: absolute; top: 72px; left: 0; right: 0;
    background: var(--c-white);
    flex-direction: column;
    gap: 0;
    padding: 1rem 0;
    border-bottom: 1px solid var(--c-border);
    box-shadow: var(--shadow-card);
  }
  .nav.is-open .nav-links li { padding: 0.8rem var(--pad-x); border-bottom: 1px solid var(--c-border); }
  .price-card.featured { transform: none; }
  .footer-grid { grid-template-columns: 1fr; gap: 2rem; }
  .footer-bottom { flex-direction: column; }
}