/* ==========================================================================
   Washale Landing — styles.css
   Font: Rubik | Accent: #1D4ED8 cobalt | Splash: #60A5FA
   Vibe: joven, urbano, fresco como el agua. Mobile-first.
   ========================================================================== */

:root {
  /* Palette */
  --bg: #F5F9FF;
  --bg-card: #FFFFFF;
  --text: #0F172A;
  --text-muted: #64748B;
  --accent: #1D4ED8;
  --accent-hover: #1E40AF;
  --accent-2: #60A5FA;
  --accent-dark: #1E3A8A;
  --border: rgba(15, 23, 42, 0.08);
  --border-strong: rgba(15, 23, 42, 0.14);
  --warning: #F59E0B;

  /* Radii — más redondeado que otras apps */
  --r-sm: 14px;
  --r-md: 18px;
  --r-lg: 24px;
  --r-xl: 32px;

  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(15, 23, 42, 0.04), 0 2px 8px rgba(15, 23, 42, 0.04);
  --shadow-md: 0 4px 12px rgba(15, 23, 42, 0.06), 0 12px 30px rgba(29, 78, 216, 0.08);
  --shadow-lg: 0 10px 30px rgba(15, 23, 42, 0.08), 0 24px 60px rgba(29, 78, 216, 0.12);
  --shadow-accent: 0 8px 24px rgba(29, 78, 216, 0.25);

  /* Container */
  --container: 1200px;
  --nav-h: 72px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
*::before, *::after { box-sizing: border-box; }

html { scroll-behavior: smooth; -webkit-font-smoothing: antialiased; }

body {
  font-family: 'Rubik', system-ui, -apple-system, sans-serif;
  font-size: 16px;
  line-height: 1.6;
  color: var(--text);
  background: var(--bg);
  overflow-x: hidden;
  position: relative;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; border: 0; background: transparent; }

/* Containers */
.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 20px;
}

/* Reveal animation */
.reveal {
  opacity: 0;
  transform: translateX(-40px);
  transition: opacity 0.8s cubic-bezier(0.25, 1, 0.5, 1), transform 0.8s cubic-bezier(0.25, 1, 0.5, 1);
  will-change: transform, opacity;
}
.reveal.reveal-right { transform: translateX(40px); }
.reveal.visible { opacity: 1; transform: translateX(0); }

/* ============================================================
   Decorative background splashes
   ============================================================ */
.bg-splashes {
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  overflow: hidden;
}
.bg-splashes .blob {
  position: absolute;
  opacity: 0.06;
  filter: blur(40px);
}
.bg-splashes .blob-1 { width: 600px; height: 600px; top: -200px; right: -150px; }
.bg-splashes .blob-2 { width: 500px; height: 500px; bottom: -180px; left: -100px; opacity: 0.05; }
.bg-splashes .blob-3 { width: 450px; height: 450px; top: 45%; right: -120px; opacity: 0.05; }

/* ============================================================
   Buttons
   ============================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 26px;
  font-weight: 600;
  font-size: 15px;
  border-radius: 100px;
  transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  cursor: pointer;
  line-height: 1;
  letter-spacing: -0.01em;
  white-space: nowrap;
}
.btn-sm { padding: 10px 18px; font-size: 14px; }

.btn-primary {
  background: var(--accent);
  color: #fff;
  box-shadow: var(--shadow-accent);
}
.btn-primary:hover {
  background: var(--accent-hover);
  transform: translateY(-2px);
  box-shadow: 0 12px 28px rgba(29, 78, 216, 0.35);
}

.btn-ghost {
  background: transparent;
  color: var(--text);
  border: 1.5px solid var(--border-strong);
}
.btn-ghost:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: rgba(29, 78, 216, 0.04);
}

.btn-outline {
  background: transparent;
  color: var(--accent);
  border: 1.5px solid var(--accent);
}
.btn-outline:hover {
  background: var(--accent);
  color: #fff;
  transform: translateY(-2px);
}

.btn-white {
  background: #fff;
  color: var(--accent);
  box-shadow: 0 8px 20px rgba(0,0,0,0.12);
}
.btn-white:hover { transform: translateY(-2px); box-shadow: 0 12px 28px rgba(0,0,0,0.18); }

.btn-ghost-white {
  background: transparent;
  color: #fff;
  border: 1.5px solid rgba(255,255,255,0.6);
}
.btn-ghost-white:hover { background: rgba(255,255,255,0.12); border-color: #fff; }

/* ============================================================
   Nav
   ============================================================ */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--nav-h);
  background: rgba(245, 249, 255, 0.85);
  backdrop-filter: saturate(180%) blur(16px);
  -webkit-backdrop-filter: saturate(180%) blur(16px);
  border-bottom: 1px solid var(--border);
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  gap: 16px;
}
.logo {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-weight: 800;
  font-size: 20px;
  letter-spacing: -0.02em;
}
.logo-text {
  background: linear-gradient(135deg, var(--accent-dark), var(--accent-2));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.logo-drop { flex-shrink: 0; }

.nav-links {
  display: none;
  gap: 32px;
  align-items: center;
}
.nav-links a {
  font-weight: 500;
  font-size: 15px;
  color: var(--text-muted);
  transition: color 0.2s;
}
.nav-links a:hover { color: var(--accent); }

.nav-cta { display: none; }

.nav-toggle {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 10px;
  min-width: 44px;
  min-height: 44px;
  justify-content: center;
  align-items: center;
}
.nav-toggle span {
  width: 22px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: transform 0.3s, opacity 0.3s;
}
.nav-toggle.open span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
.nav-toggle.open span:nth-child(2) { opacity: 0; }
.nav-toggle.open span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

/* Mobile dropdown */
.nav-links.open {
  display: flex;
  flex-direction: column;
  position: absolute;
  top: var(--nav-h);
  left: 0;
  right: 0;
  background: #fff;
  padding: 20px;
  gap: 16px;
  border-bottom: 1px solid var(--border);
  box-shadow: var(--shadow-md);
}

/* ============================================================
   Hero — split diagonal
   ============================================================ */
.hero {
  position: relative;
  overflow: hidden;
  padding: 60px 0 80px;
  min-height: calc(100vh - var(--nav-h));
  display: flex;
  align-items: center;
}
.hero-diagonal {
  position: absolute;
  inset: 0;
  background: linear-gradient(120deg, rgba(96, 165, 250, 0.06) 0%, rgba(96, 165, 250, 0.06) 55%, rgba(29, 78, 216, 0.09) 55%, rgba(29, 78, 216, 0.09) 100%);
  clip-path: polygon(0 0, 100% 0, 100% 100%, 0 100%);
  z-index: 0;
}
.hero-diagonal::before {
  content: "";
  position: absolute;
  top: 0; bottom: 0;
  left: 55%;
  width: 80px;
  background: linear-gradient(120deg, transparent 45%, rgba(29, 78, 216, 0.12) 50%, transparent 55%);
  transform: skewX(-18deg);
}
.hero-inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr;
  gap: 48px;
  align-items: center;
}
.hero-text { max-width: 560px; }
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  border-radius: 100px;
  background: rgba(29, 78, 216, 0.08);
  color: var(--accent);
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 24px;
  letter-spacing: -0.01em;
}
.hero-badge-dot {
  width: 8px;
  height: 8px;
  background: var(--accent);
  border-radius: 50%;
  box-shadow: 0 0 0 4px rgba(29, 78, 216, 0.2);
  animation: pulse 2s infinite;
}
@keyframes pulse {
  0%, 100% { box-shadow: 0 0 0 4px rgba(29, 78, 216, 0.2); }
  50% { box-shadow: 0 0 0 8px rgba(29, 78, 216, 0); }
}

.hero-title {
  font-size: clamp(2.25rem, 6vw, 3.75rem);
  font-weight: 800;
  line-height: 1.05;
  letter-spacing: -0.03em;
  margin-bottom: 20px;
}
.hero-accent {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  position: relative;
  display: inline-block;
}
.hero-accent::after {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: -4px;
  height: 6px;
  background: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 200 8'><path d='M 0 4 Q 25 0, 50 4 T 100 4 T 150 4 T 200 4' stroke='%2360A5FA' stroke-width='3' fill='none' stroke-linecap='round'/></svg>") no-repeat center / 100% 100%;
  opacity: 0.7;
}

.hero-sub {
  font-size: 17px;
  color: var(--text-muted);
  margin-bottom: 32px;
  max-width: 480px;
  line-height: 1.65;
}
.hero-ctas {
  display: flex;
  gap: 12px;
  margin-bottom: 40px;
  flex-wrap: wrap;
}
.hero-stats {
  display: flex;
  gap: 24px;
  flex-wrap: wrap;
}
.hero-stat {
  display: inline-flex;
  align-items: center;
  gap: 10px;
}
.hero-stat div { display: flex; flex-direction: column; line-height: 1.2; }
.hero-stat strong { font-size: 16px; font-weight: 700; color: var(--text); }
.hero-stat span { font-size: 12px; color: var(--text-muted); }

/* Hero visual — logo rotated with splashes */
.hero-visual {
  display: flex;
  justify-content: center;
  align-items: center;
  position: relative;
}
.hero-logo-wrap {
  position: relative;
  width: 100%;
  max-width: 520px;
  aspect-ratio: 1 / 1;
  display: flex;
  align-items: center;
  justify-content: center;
}
.hero-logo {
  width: 100%;
  height: auto;
  transform: rotate(-6deg);
  filter: drop-shadow(0 30px 60px rgba(29, 78, 216, 0.2));
  position: relative;
  z-index: 2;
  animation: floaty 6s ease-in-out infinite;
}
@keyframes floaty {
  0%, 100% { transform: rotate(-6deg) translateY(0); }
  50% { transform: rotate(-4deg) translateY(-10px); }
}
.hero-splash {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
}
.hero-splash-1 { animation: spin-slow 40s linear infinite; }
.hero-splash-2 {
  width: 50%;
  height: 50%;
  top: 10%;
  right: 5%;
  z-index: 0;
  animation: floaty 8s ease-in-out infinite reverse;
}
@keyframes spin-slow {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

/* ============================================================
   Section primitives
   ============================================================ */
section { padding: 80px 0; position: relative; }
.section-title {
  font-size: clamp(2rem, 4vw, 2.75rem);
  font-weight: 800;
  text-align: center;
  letter-spacing: -0.03em;
  margin-bottom: 12px;
  line-height: 1.15;
}
.section-sub {
  text-align: center;
  color: var(--text-muted);
  font-size: 17px;
  max-width: 600px;
  margin: 0 auto 56px;
}

/* ============================================================
   Problemas
   ============================================================ */
.problems-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}
.problem-card {
  background: #fff;
  border-radius: var(--r-lg);
  padding: 32px 28px;
  border: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
  transition: all 0.3s;
}
.problem-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: rgba(29, 78, 216, 0.15);
}
.drip-icon {
  width: 56px;
  height: 56px;
  border-radius: 20px;
  background: linear-gradient(135deg, rgba(96, 165, 250, 0.12), rgba(29, 78, 216, 0.08));
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
}
.problem-card h3 {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 8px;
  letter-spacing: -0.01em;
}
.problem-card p { color: var(--text-muted); font-size: 15px; }

/* ============================================================
   Cómo funciona — zigzag steps
   ============================================================ */
.how { background: rgba(29, 78, 216, 0.02); }
.steps {
  display: flex;
  flex-direction: column;
  align-items: center;
  max-width: 760px;
  margin: 0 auto;
}
.step {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 6px;
  align-items: flex-start;
  padding: 28px 32px;
  background: #fff;
  border-radius: var(--r-lg);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
  width: 100%;
  max-width: 460px;
  transition: transform 0.3s, box-shadow 0.3s;
}
.step:hover { transform: translateY(-3px); box-shadow: var(--shadow-md); }

.step-left { align-self: flex-start; }
.step-right { align-self: flex-end; }

.step-num {
  font-size: 36px;
  font-weight: 800;
  line-height: 1;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  letter-spacing: -0.03em;
  margin-bottom: 6px;
}
.step-body h3 {
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 6px;
  letter-spacing: -0.01em;
}
.step-body p { color: var(--text-muted); font-size: 15px; }

.drip-connector {
  position: absolute;
  bottom: -60px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 0;
}
.step:not(:last-child) { margin-bottom: 60px; }

/* ============================================================
   Features — gradient outline asymmetric cards
   ============================================================ */
.features-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}
.feature-card {
  position: relative;
  padding: 28px;
  border-radius: 24px 32px 24px 12px;
  background: #fff;
  background-clip: padding-box;
  border: 1.5px solid transparent;
  transition: transform 0.35s cubic-bezier(0.25, 1, 0.5, 1), box-shadow 0.35s;
  isolation: isolate;
  box-shadow: var(--shadow-sm);
}
.feature-card::before {
  content: "";
  position: absolute;
  inset: 0;
  padding: 1.5px;
  border-radius: inherit;
  background: conic-gradient(from 180deg at 50% 50%, var(--accent) 0deg, var(--accent-2) 140deg, rgba(96, 165, 250, 0.25) 250deg, var(--accent) 360deg);
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  opacity: 0.35;
  transition: opacity 0.3s;
  z-index: -1;
}
.feature-card:hover {
  transform: scale(1.02) translateY(-4px);
  box-shadow: var(--shadow-md);
}
.feature-card:hover::before { opacity: 1; }

.feature-card:nth-child(even) { border-radius: 32px 24px 12px 24px; }
.feature-card:nth-child(3n) { border-radius: 12px 24px 32px 24px; }

.feature-icon {
  width: 52px;
  height: 52px;
  border-radius: 16px;
  background: linear-gradient(135deg, rgba(29, 78, 216, 0.10), rgba(96, 165, 250, 0.14));
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 18px;
}
.feature-card h3 {
  font-size: 18px;
  font-weight: 700;
  letter-spacing: -0.01em;
  margin-bottom: 6px;
}
.feature-card p { color: var(--text-muted); font-size: 15px; }

/* ============================================================
   Pricing
   ============================================================ */
.pricing-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
  max-width: 1100px;
  margin: 0 auto;
}
.price-card {
  position: relative;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  padding: 36px 28px;
  display: flex;
  flex-direction: column;
  gap: 24px;
  box-shadow: var(--shadow-sm);
  transition: all 0.3s;
}
.price-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }

.price-card-featured {
  background: linear-gradient(180deg, #fff 0%, #F5F9FF 100%);
  border: 2px solid var(--accent);
  box-shadow: var(--shadow-lg);
  transform: scale(1);
}
.price-card-featured:hover { transform: translateY(-6px); }

.price-flag {
  position: absolute;
  top: -14px;
  left: 50%;
  transform: translateX(-50%);
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: #fff;
  padding: 6px 16px;
  border-radius: 100px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.02em;
  box-shadow: 0 6px 16px rgba(29, 78, 216, 0.3);
}

.price-tag {
  display: inline-block;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
  background: rgba(29, 78, 216, 0.08);
  padding: 6px 12px;
  border-radius: 100px;
  margin-bottom: 14px;
}
.price-amount {
  font-size: 44px;
  font-weight: 800;
  line-height: 1;
  letter-spacing: -0.03em;
}
.price-currency { font-size: 24px; font-weight: 600; vertical-align: top; margin-right: 4px; color: var(--text-muted); }
.price-unit { font-size: 14px; font-weight: 500; color: var(--text-muted); margin-left: 4px; }
.price-desc { color: var(--text-muted); font-size: 14px; margin-top: 10px; }

.price-list { list-style: none; display: flex; flex-direction: column; gap: 10px; }
.price-list li {
  position: relative;
  padding-left: 28px;
  font-size: 15px;
  color: var(--text);
}
.price-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 4px;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
}
.price-list li::after {
  content: "";
  position: absolute;
  left: 0;
  top: 4px;
  width: 18px;
  height: 18px;
  background: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'><polyline points='20 6 9 17 4 12'/></svg>") center / 12px no-repeat;
}
.price-card .btn { margin-top: auto; width: 100%; }

/* ============================================================
   Testimonios — chat bubbles
   ============================================================ */
.reviews { background: rgba(96, 165, 250, 0.04); }
.bubbles {
  display: flex;
  flex-direction: column;
  gap: 40px;
  max-width: 680px;
  margin: 0 auto;
}
.bubble {
  position: relative;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 24px;
  padding: 22px 24px 20px;
  box-shadow: var(--shadow-sm);
  max-width: 460px;
}
.bubble-left { align-self: flex-start; border-bottom-left-radius: 6px; }
.bubble-right { align-self: flex-end; border-bottom-right-radius: 6px; }

.bubble-left::after {
  content: "";
  position: absolute;
  left: -10px;
  bottom: 0;
  width: 24px;
  height: 24px;
  background: #fff;
  border-left: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  border-radius: 0 0 0 18px;
  clip-path: polygon(100% 0, 100% 100%, 0 100%);
}
.bubble-right::after {
  content: "";
  position: absolute;
  right: -10px;
  bottom: 0;
  width: 24px;
  height: 24px;
  background: #fff;
  border-right: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  border-radius: 0 0 18px 0;
  clip-path: polygon(0 0, 100% 100%, 0 100%);
}

.bubble-head {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
}
.avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--from), var(--to));
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 14px;
  letter-spacing: 0.02em;
  flex-shrink: 0;
  box-shadow: 0 4px 10px rgba(29, 78, 216, 0.25);
}
.bubble-meta { display: flex; flex-direction: column; line-height: 1.2; }
.bubble-meta strong { font-size: 15px; font-weight: 700; }
.bubble-meta span { font-size: 13px; color: var(--text-muted); }

.bubble p {
  font-size: 15px;
  line-height: 1.6;
  color: var(--text);
  margin-bottom: 10px;
}
.bubble-stars { color: #F59E0B; font-size: 15px; letter-spacing: 2px; }

/* ============================================================
   CTA final — gradient + waves
   ============================================================ */
.cta-final {
  position: relative;
  padding: 110px 0 120px;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  overflow: hidden;
  color: #fff;
  text-align: center;
}
.cta-final::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: radial-gradient(circle at 20% 30%, rgba(255,255,255,0.15) 0%, transparent 45%), radial-gradient(circle at 80% 70%, rgba(255,255,255,0.12) 0%, transparent 50%);
  pointer-events: none;
}
.cta-waves {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  width: 100%;
  height: 80px;
  pointer-events: none;
}
.cta-inner { position: relative; z-index: 1; }
.cta-title {
  font-size: clamp(2.25rem, 5vw, 3.5rem);
  font-weight: 800;
  line-height: 1.05;
  letter-spacing: -0.03em;
  margin-bottom: 16px;
}
.cta-sub {
  font-size: 17px;
  opacity: 0.92;
  margin-bottom: 32px;
  max-width: 520px;
  margin-left: auto;
  margin-right: auto;
}
.cta-buttons {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
}

/* ============================================================
   Footer
   ============================================================ */
.footer {
  background: #0B1220;
  color: rgba(255, 255, 255, 0.75);
  padding: 64px 0 0;
}
.footer-inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
  margin-bottom: 40px;
}
.footer-brand p { font-size: 14px; color: rgba(255,255,255,0.55); margin-top: 14px; max-width: 320px; }
.logo-footer .logo-text {
  background: linear-gradient(135deg, #60A5FA, #fff);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.footer-col h4 {
  font-size: 13px;
  font-weight: 700;
  color: #fff;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 14px;
}
.footer-col a {
  display: block;
  padding: 6px 0;
  font-size: 14px;
  color: rgba(255,255,255,0.55);
  transition: color 0.2s;
}
.footer-col a:hover { color: var(--accent-2); }
.footer-social { display: flex; gap: 10px; }
.footer-social a {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(255,255,255,0.06);
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,0.75);
  padding: 0;
  transition: all 0.25s;
}
.footer-social a:hover {
  background: var(--accent);
  color: #fff;
  transform: translateY(-2px);
}
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.08);
  padding: 20px 0;
  font-size: 13px;
  color: rgba(255,255,255,0.4);
  text-align: center;
}

/* ============================================================
   Responsive
   ============================================================ */
@media (min-width: 640px) {
  .problems-grid { grid-template-columns: repeat(3, 1fr); }
  .features-grid { grid-template-columns: repeat(2, 1fr); }
  .hero-stats { gap: 32px; }
  section { padding: 100px 0; }
}

@media (min-width: 768px) {
  .container { padding: 0 32px; }
  .nav-toggle { display: none; }
  .nav-links { display: flex; }
  .nav-cta { display: inline-flex; }
  .nav-links.open {
    position: static;
    flex-direction: row;
    padding: 0;
    box-shadow: none;
    background: transparent;
    border: 0;
  }
  .hero { padding: 80px 0 100px; }
  .hero-inner { grid-template-columns: 1.1fr 1fr; gap: 64px; }
  .pricing-grid { grid-template-columns: repeat(3, 1fr); align-items: center; }
  .price-card-featured { transform: translateY(-12px); }
  .price-card-featured:hover { transform: translateY(-18px); }
  .footer-inner { grid-template-columns: 1.4fr 1fr 1fr 1fr; }
  .step { max-width: 420px; }
}

@media (min-width: 1024px) {
  .features-grid { grid-template-columns: repeat(3, 1fr); }
  .hero-title { font-size: 4rem; }
}

/* ============================================================
   Print — single page PDF support
   ============================================================ */
@media print {
  .hero { min-height: auto !important; padding: 40px 0 60px; }
  .hero-logo { animation: none !important; }
  .hero-splash-1, .hero-splash-2 { animation: none !important; }
  .hero-badge-dot { animation: none !important; }
  .bg-splashes { display: none; }
  .nav { position: static; }
  .reveal { opacity: 1 !important; transform: none !important; }
  section { padding: 60px 0; break-inside: avoid; }
  .cube-ai-strip { display: none; }
  body { background: #fff; }
}

/* ============================================================
   Cube AI Badge
   ============================================================ */
.cube-ai-strip {
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 16px 24px;
    background: #050505;
    border-top: 1px solid rgba(255,255,255,0.06);
}
.cube-ai-link {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    padding: 8px 20px 8px 12px;
    border-radius: 100px;
    background: rgba(255,255,255,0.04);
    border: 1px solid rgba(255,255,255,0.08);
    text-decoration: none;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}
.cube-ai-link::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: inherit;
    background: linear-gradient(135deg, rgba(139,92,246,0.1), rgba(6,182,212,0.1));
    opacity: 0;
    transition: opacity 0.4s ease;
}
.cube-ai-link:hover::before { opacity: 1; }
.cube-ai-link:hover {
    border-color: rgba(139,92,246,0.3);
    box-shadow: 0 0 30px rgba(139,92,246,0.15), 0 0 60px rgba(6,182,212,0.08);
    transform: translateY(-1px);
}
.cube-3d {
    width: 20px;
    height: 20px;
    position: relative;
    transform-style: preserve-3d;
    transform: rotateX(-25deg) rotateY(30deg);
    transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}
.cube-ai-link:hover .cube-3d {
    transform: rotateX(-25deg) rotateY(210deg);
}
.cube-face {
    position: absolute;
    width: 20px;
    height: 20px;
    border: 1.5px solid rgba(139,92,246,0.6);
    border-radius: 3px;
}
.cube-face.front  { transform: translateZ(10px); background: rgba(139,92,246,0.15); }
.cube-face.back   { transform: translateZ(-10px) rotateY(180deg); background: rgba(6,182,212,0.1); }
.cube-face.top    { transform: rotateX(90deg) translateZ(10px); background: rgba(139,92,246,0.2); }
.cube-face.bottom { transform: rotateX(-90deg) translateZ(10px); background: rgba(6,182,212,0.05); }
.cube-face.left   { transform: rotateY(-90deg) translateZ(10px); background: rgba(6,182,212,0.1); }
.cube-face.right  { transform: rotateY(90deg) translateZ(10px); background: rgba(139,92,246,0.1); border-color: rgba(6,182,212,0.5); }
.cube-ai-made {
    font-family: system-ui, -apple-system, sans-serif;
    font-size: 12px;
    color: rgba(255,255,255,0.4);
    letter-spacing: 0.02em;
    position: relative;
    z-index: 1;
}
.cube-ai-name {
    font-family: system-ui, -apple-system, sans-serif;
    font-size: 13px;
    font-weight: 700;
    background: linear-gradient(135deg, #8B5CF6, #06B6D4);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: 0.01em;
    position: relative;
    z-index: 1;
}
.cube-ai-arrow {
    width: 14px;
    height: 14px;
    color: rgba(255,255,255,0.3);
    transition: all 0.3s ease;
    position: relative;
    z-index: 1;
}
.cube-ai-link:hover .cube-ai-arrow {
    color: #8B5CF6;
    transform: translate(2px, -2px);
}