:root {
  --navy: #0b1228;
  --navy2: #0f172a;
  --blue: #0ea5e9;
  --cyan: #38bdf8;
  --light: #f0f6ff;
  --muted: #94a3b8;
  --slate: #475569;
  --border: rgba(14, 165, 233, 0.15);
  --shadow-sm: 0 4px 14px rgba(11, 18, 40, 0.06);
  --shadow-md: 0 12px 40px rgba(14, 165, 233, 0.12);
  --shadow-lg: 0 20px 60px rgba(11, 18, 40, 0.08);
}
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
}
body {
  font-family: "Inter", -apple-system, BlinkMacSystemFont, sans-serif;
  background: var(--bg);
  color: var(--text);
  font-size: 15px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img {
  max-width: 100%;
  display: block;
}
a {
  color: inherit;
  text-decoration: none;
}

/* ===== HERO ===== */
.hero {
  position: relative;
  background: radial-gradient(ellipse at top right, rgba(14, 165, 233, 0.18), transparent 55%),
    radial-gradient(ellipse at bottom left, rgba(56, 189, 248, 0.1), transparent 50%),
    var(--band-bg);
  color: var(--text);
  padding: 140px 32px 100px;
  overflow: hidden;
}
.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: radial-gradient(circle at 20% 30%, rgba(14, 165, 233, 0.08) 0, transparent 25%),
    radial-gradient(circle at 80% 70%, rgba(56, 189, 248, 0.08) 0, transparent 30%);
  pointer-events: none;
}
.hero-inner {
  max-width: 1280px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 64px;
  align-items: center;
  position: relative;
  z-index: 2;
}
.hero-kicker {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(14, 165, 233, 0.12);
  border: 1px solid rgba(14, 165, 233, 0.3);
  color: var(--cyan);
  padding: 8px 16px;
  border-radius: 30px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  margin-bottom: 24px;
}
.hero-kicker .dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 8px var(--cyan);
  animation: pulse 2s infinite;
}
@keyframes pulse {
  0%,
  100% {
    opacity: 1;
  }
  50% {
    opacity: 0.4;
  }
}

.hero h1 {
  font-size: clamp(36px, 5vw, 60px);
  font-weight: 900;
  letter-spacing: -2px;
  line-height: 1.05;
  margin-bottom: 24px;
}
.hero h1 .grad {
  background: linear-gradient(135deg, var(--blue) 0%, var(--cyan) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hero p.lead {
  font-size: 19px;
  line-height: 1.55;
  color: var(--text-muted);
  max-width: 560px;
  margin-bottom: 36px;
  font-weight: 400;
}
.hero-btns {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}
.btn-primary {
  background: var(--blue-btn);
  color: #fff;
  padding: 15px 32px;
  border-radius: 30px;
  font-weight: 700;
  font-size: 14px;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  transition: all 0.2s;
  border: none;
  cursor: pointer;
  box-shadow: 0 8px 24px rgba(14, 165, 233, 0.35);
}
.btn-primary:hover {
  background: var(--blue-btn-hover);
  transform: translateY(-2px);
  box-shadow: 0 12px 30px rgba(14, 165, 233, 0.45);
}
.btn-outline {
  background: transparent;
  color: var(--text);
  padding: 15px 32px;
  border-radius: 30px;
  font-weight: 700;
  font-size: 14px;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  transition: all 0.2s;
  border: 1.5px solid var(--outline-border);
  cursor: pointer;
}
.btn-outline:hover {
  border-color: var(--cyan);
  color: var(--cyan);
  transform: translateY(-2px);
}

/* hero visual */
.hero-visual {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 480px;
}
.phone-mock {
  position: relative;
  width: 300px;
  height: 600px;
  background: linear-gradient(180deg, #1a2540 0%, #0f172a 100%);
  border-radius: 40px;
  border: 8px solid #1a2540;
  box-shadow: 0 30px 80px rgba(14, 165, 233, 0.25), 0 0 0 1px rgba(14, 165, 233, 0.2);
  overflow: hidden;
  z-index: 2;
}
.phone-screen {
  position: absolute;
  inset: 8px;
  border-radius: 32px;
  background: linear-gradient(180deg, #0b1228 0%, #0f172a 100%);
  padding: 36px 20px 20px;
  display: flex;
  flex-direction: column;
}
.phone-notch {
  position: absolute;
  top: 8px;
  left: 50%;
  transform: translateX(-50%);
  width: 90px;
  height: 24px;
  background: #000;
  border-radius: 0 0 14px 14px;
  z-index: 3;
}
.call-status {
  text-align: center;
  margin-top: 16px;
  margin-bottom: 20px;
}
.call-status .label {
  font-size: 11px;
  color: var(--cyan);
  text-transform: uppercase;
  letter-spacing: 1px;
  font-weight: 600;
  margin-bottom: 6px;
}
.call-status .name {
  font-size: 22px;
  font-weight: 700;
  color: #fff;
  margin-bottom: 4px;
}
.call-status .num {
  font-size: 13px;
  color: var(--muted);
}

.ai-avatar {
  width: 90px;
  height: 90px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--blue), var(--cyan));
  margin: 18px auto 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  box-shadow: 0 0 0 6px rgba(14, 165, 233, 0.18), 0 0 0 14px rgba(14, 165, 233, 0.08);
  animation: avatarPulse 2.4s infinite;
}
@keyframes avatarPulse {
  0%,
  100% {
    box-shadow: 0 0 0 6px rgba(14, 165, 233, 0.18), 0 0 0 14px rgba(14, 165, 233, 0.08);
  }
  50% {
    box-shadow: 0 0 0 6px rgba(14, 165, 233, 0.25), 0 0 0 18px rgba(14, 165, 233, 0.04);
  }
}
.wave {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 5px;
  margin: 8px 0 16px;
}
.wave span {
  display: block;
  width: 4px;
  border-radius: 2px;
  background: linear-gradient(180deg, var(--cyan), var(--blue));
  animation: wave 1.2s ease-in-out infinite;
}
.wave span:nth-child(1) {
  height: 18px;
  animation-delay: -0.4s;
}
.wave span:nth-child(2) {
  height: 36px;
  animation-delay: -0.3s;
}
.wave span:nth-child(3) {
  height: 54px;
  animation-delay: -0.2s;
}
.wave span:nth-child(4) {
  height: 72px;
  animation-delay: -0.1s;
}
.wave span:nth-child(5) {
  height: 54px;
  animation-delay: 0s;
}
.wave span:nth-child(6) {
  height: 36px;
  animation-delay: -0.1s;
}
.wave span:nth-child(7) {
  height: 24px;
  animation-delay: -0.2s;
}
.wave span:nth-child(8) {
  height: 42px;
  animation-delay: -0.3s;
}
.wave span:nth-child(9) {
  height: 60px;
  animation-delay: -0.4s;
}
.wave span:nth-child(10) {
  height: 30px;
  animation-delay: -0.5s;
}
@keyframes wave {
  0%,
  100% {
    transform: scaleY(0.5);
  }
  50% {
    transform: scaleY(1.2);
  }
}

.transcript {
  background: rgba(14, 165, 233, 0.08);
  border: 1px solid rgba(14, 165, 233, 0.18);
  border-radius: 14px;
  padding: 12px 14px;
  margin-bottom: 16px;
}
.transcript .who {
  font-size: 10px;
  color: var(--cyan);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 4px;
  font-weight: 600;
}
.transcript .txt {
  font-size: 12px;
  color: #fff;
  line-height: 1.4;
}

.call-controls {
  display: flex;
  justify-content: space-around;
  align-items: center;
  padding-top: 8px;
}
.ctrl {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
}
.ctrl.end {
  background: #dc2626;
  width: 54px;
  height: 54px;
  box-shadow: 0 6px 18px rgba(220, 38, 38, 0.4);
}

/* floating badges around phone */
.float-badge {
  position: absolute;
  background: rgba(15, 23, 42, 0.85);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(14, 165, 233, 0.3);
  border-radius: 14px;
  padding: 12px 16px;
  display: flex;
  align-items: center;
  gap: 10px;
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.3);
  z-index: 3;
  animation: floatY 3.5s ease-in-out infinite;
}
@keyframes floatY {
  0%,
  100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-10px);
  }
}
.float-badge.top {
  top: 8%;
  right: 0;
  animation-delay: -1s;
}
.float-badge.bot {
  bottom: 14%;
  left: -10px;
  animation-delay: -2s;
}
.float-icon {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  background: linear-gradient(135deg, var(--blue), var(--cyan));
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
}
.float-text .t1 {
  font-size: 11px;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  font-weight: 600;
}
.float-text .t2 {
  font-size: 13px;
  color: #fff;
  font-weight: 700;
}

/* ===== SECTIONS BASE ===== */
.section {
  padding: 96px 32px;
  position: relative;
  background: var(--section-bg-alt);
}
.section.bg-light {
  background: var(--section-bg);
}
.section.bg-navy {
  background: var(--band-bg);
  color: var(--text);
}
.section-inner {
  max-width: 1280px;
  margin: 0 auto;
}
.section-head {
  text-align: center;
  max-width: 760px;
  margin: 0 auto 64px;
}
.section-kicker {
  display: inline-block;
  color: var(--kicker);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  margin-bottom: 14px;
}
.section-title {
  font-size: clamp(30px, 3.5vw, 46px);
  font-weight: 900;
  letter-spacing: -1.5px;
  line-height: 1.1;
  color: var(--text);
  margin-bottom: 18px;
}
.section.bg-navy .section-title {
  color: var(--text);
}
.section-desc {
  font-size: 17px;
  color: var(--text-muted);
  line-height: 1.6;
  max-width: 680px;
  margin: 0 auto;
}
.section.bg-navy .section-desc {
  color: var(--text-muted);
}

/* ===== INTRO QUE ES ===== */
.intro-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}
.intro-text h2 {
  font-size: 30px;
  font-weight: 900;
  letter-spacing: -1px;
  line-height: 1.15;
  color: var(--text);
  margin-bottom: 22px;
}
.intro-text p {
  font-size: 16px;
  color: var(--text-muted);
  margin-bottom: 18px;
  line-height: 1.7;
}
.intro-text strong {
  color: var(--text);
  font-weight: 700;
}
.intro-visual {
  position: relative;
  background: var(--band-bg);
  border-radius: 24px;
  padding: 48px;
  color: var(--text);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}
.intro-visual::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 80% 20%, rgba(14, 165, 233, 0.25), transparent 60%);
}
.intro-visual-content {
  position: relative;
  z-index: 2;
}
.iv-row {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 18px;
  padding: 14px;
  background: var(--surface);
  border-radius: 12px;
  border: 1px solid rgba(14, 165, 233, 0.15);
}
.iv-row:last-child {
  margin-bottom: 0;
}
.iv-icon {
  width: 44px;
  height: 44px;
  flex-shrink: 0;
  background: linear-gradient(135deg, var(--blue), var(--cyan));
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
}
.iv-row .iv-text {
  font-size: 14px;
  line-height: 1.5;
  color: var(--text);
  font-weight: 500;
}

/* ===== 4 CARDS WHAT WE DO ===== */
.cards-grid-4 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}
.feature-card {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: 20px;
  padding: 36px 32px;
  transition: all 0.25s ease;
  position: relative;
  overflow: hidden;
}
.feature-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--blue), var(--cyan));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.3s;
}
.feature-card:hover {
  transform: translateY(-4px);
  border-color: rgba(14, 165, 233, 0.4);
  box-shadow: var(--shadow-md);
}
.feature-card:hover::before {
  transform: scaleX(1);
}
.feature-icon {
  width: 56px;
  height: 56px;
  border-radius: 14px;
  background: linear-gradient(135deg, rgba(14, 165, 233, 0.12), rgba(56, 189, 248, 0.06));
  border: 1px solid rgba(14, 165, 233, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--blue);
  margin-bottom: 22px;
}
.feature-card h3 {
  font-size: 21px;
  font-weight: 800;
  letter-spacing: -0.5px;
  color: var(--text);
  margin-bottom: 12px;
  line-height: 1.2;
}
.feature-card p {
  font-size: 15px;
  color: var(--text-muted);
  line-height: 1.6;
}

/* ===== BENEFITS GRID ===== */
.benefits-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.benefit-card {
  background: var(--surface);
  border: 1px solid rgba(14, 165, 233, 0.18);
  border-radius: 18px;
  padding: 28px 22px;
  transition: all 0.25s;
  backdrop-filter: blur(8px);
  text-align: left;
}
.benefit-card:hover {
  background: var(--surface);
  border-color: rgba(14, 165, 233, 0.5);
  transform: translateY(-3px);
}
.benefit-icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: rgba(14, 165, 233, 0.15);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--cyan);
  margin-bottom: 18px;
}
.benefit-card h3 {
  font-size: 16px;
  font-weight: 800;
  color: var(--text);
  margin-bottom: 8px;
  line-height: 1.25;
}
.benefit-card p {
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.55;
}

/* ===== USE CASES ===== */
.usecases-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.usecase-card {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: 18px;
  padding: 28px;
  transition: all 0.25s;
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.usecase-card:hover {
  transform: translateY(-3px);
  border-color: rgba(14, 165, 233, 0.35);
  box-shadow: var(--shadow-md);
}
.usecase-head {
  display: flex;
  align-items: center;
  gap: 14px;
}
.usecase-icon {
  width: 46px;
  height: 46px;
  border-radius: 12px;
  background: linear-gradient(135deg, rgba(14, 165, 233, 0.15), rgba(56, 189, 248, 0.08));
  border: 1px solid rgba(14, 165, 233, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--blue);
  flex-shrink: 0;
}
.usecase-card h3 {
  font-size: 17px;
  font-weight: 800;
  color: var(--text);
  letter-spacing: -0.3px;
  line-height: 1.25;
}
.usecase-card p {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.55;
}
.usecase-tag {
  display: inline-block;
  align-self: flex-start;
  background: rgba(14, 165, 233, 0.08);
  color: var(--blue);
  padding: 4px 10px;
  border-radius: 20px;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* ===== PROCESS 6-STEP ===== */
.process-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  position: relative;
}
.process-card {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: 18px;
  padding: 30px 26px;
  transition: all 0.25s;
  position: relative;
}
.process-card:hover {
  transform: translateY(-3px);
  border-color: rgba(14, 165, 233, 0.35);
  box-shadow: var(--shadow-md);
}
.process-num {
  position: absolute;
  top: -14px;
  left: 26px;
  width: 38px;
  height: 38px;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--blue), var(--cyan));
  color: #fff;
  font-weight: 900;
  font-size: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 8px 18px rgba(14, 165, 233, 0.3);
}
.process-card h3 {
  font-size: 17px;
  font-weight: 800;
  color: var(--text);
  margin-top: 14px;
  margin-bottom: 10px;
  letter-spacing: -0.3px;
  line-height: 1.25;
}
.process-card p {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.55;
}

/* ===== TECH ===== */
.tech-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
}
.tech-pill {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: 14px;
  padding: 22px 18px;
  text-align: center;
  transition: all 0.25s;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
}
.tech-pill:hover {
  border-color: rgba(14, 165, 233, 0.4);
  transform: translateY(-2px);
  box-shadow: var(--shadow-sm);
}
.tech-pill .ti {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  background: linear-gradient(135deg, rgba(14, 165, 233, 0.12), rgba(56, 189, 248, 0.06));
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--blue);
}
.tech-pill h5 {
  font-size: 14px;
  font-weight: 700;
  color: var(--text);
  letter-spacing: -0.2px;
}
.tech-pill p {
  font-size: 12px;
  color: var(--text-muted);
  line-height: 1.4;
}

/* ===== DIFERENCIAL ===== */
.differential {
  background: var(--band-bg);
  border-radius: 28px;
  padding: 80px 64px;
  position: relative;
  overflow: hidden;
  color: var(--text);
}
.differential::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 20% 30%, rgba(14, 165, 233, 0.18), transparent 55%),
    radial-gradient(ellipse at 90% 80%, rgba(56, 189, 248, 0.12), transparent 60%);
}
.diff-inner {
  position: relative;
  z-index: 2;
  max-width: 880px;
  margin: 0 auto;
  text-align: center;
}
.diff-quote-mark {
  font-size: 80px;
  font-weight: 900;
  color: var(--blue);
  line-height: 0.5;
  margin-bottom: 16px;
  font-family: Georgia, serif;
  opacity: 0.8;
}
.diff-quote {
  font-size: clamp(24px, 3vw, 34px);
  font-weight: 800;
  letter-spacing: -1px;
  line-height: 1.25;
  margin-bottom: 36px;
}
.diff-quote .grad {
  background: linear-gradient(135deg, var(--blue), var(--cyan));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.diff-points {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 48px;
  padding-top: 40px;
  border-top: 1px solid rgba(14, 165, 233, 0.18);
}
.diff-point {
  text-align: center;
}
.diff-point .num {
  font-size: 36px;
  font-weight: 900;
  background: linear-gradient(135deg, var(--blue), var(--cyan));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 6px;
  letter-spacing: -1px;
}
.diff-point .lbl {
  font-size: 13px;
  color: var(--text-muted);
  font-weight: 500;
}

/* ===== FINAL CTA ===== */
.cta-final {
  background: linear-gradient(135deg, #0369a1 0%, #075985 100%);
  border-radius: 28px;
  padding: 72px 56px;
  text-align: center;
  color: #fff;
  position: relative;
  overflow: hidden;
  box-shadow: 0 30px 80px rgba(14, 165, 233, 0.3);
}
.cta-final::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 20% 30%, rgba(255, 255, 255, 0.15), transparent 40%),
    radial-gradient(circle at 80% 70%, rgba(255, 255, 255, 0.1), transparent 40%);
}
.cta-final-inner {
  position: relative;
  z-index: 2;
  max-width: 760px;
  margin: 0 auto;
}
.cta-final h2 {
  font-size: clamp(28px, 3.5vw, 42px);
  font-weight: 900;
  letter-spacing: -1.5px;
  line-height: 1.1;
  margin-bottom: 18px;
}
.cta-final p {
  font-size: 18px;
  color: rgba(255, 255, 255, 0.92);
  margin-bottom: 36px;
  line-height: 1.5;
}
.cta-final-btns {
  display: flex;
  gap: 14px;
  justify-content: center;
  flex-wrap: wrap;
}
.btn-white {
  background: #fff;
  color: var(--blue);
  padding: 15px 32px;
  border-radius: 30px;
  font-weight: 800;
  font-size: 14px;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  transition: all 0.2s;
  border: none;
  cursor: pointer;
}
.btn-white:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.2);
}
.btn-ghost {
  background: rgba(255, 255, 255, 0.12);
  color: #fff;
  padding: 15px 32px;
  border-radius: 30px;
  font-weight: 700;
  font-size: 14px;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  transition: all 0.2s;
  border: 1.5px solid rgba(255, 255, 255, 0.4);
  cursor: pointer;
}
.btn-ghost:hover {
  background: rgba(255, 255, 255, 0.2);
  transform: translateY(-2px);
}

/* ===== ANIMATIONS ON SCROLL ===== */
/* Animaciones movidas a anime.js (js/reveal.js). El marcado .fade-up se conserva
   en el HTML pero ya no depende de CSS: MarquiaAnim oculta/revela por JS. */

/* ===== RESPONSIVE ===== */
@media (max-width: 980px) {
  .hero-inner {
    grid-template-columns: 1fr;
    gap: 48px;
    text-align: center;
  }
  .hero p.lead {
    margin-left: auto;
    margin-right: auto;
  }
  .hero-btns {
    justify-content: center;
  }
  .hero-visual {
    min-height: auto;
  }
  .intro-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .cards-grid-4 {
    grid-template-columns: 1fr;
  }
  .benefits-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .usecases-grid {
    grid-template-columns: 1fr 1fr;
  }
  .process-grid {
    grid-template-columns: 1fr 1fr;
  }
  .tech-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .diff-points {
    grid-template-columns: 1fr;
    gap: 20px;
  }
  .differential {
    padding: 56px 32px;
  }
}
@media (max-width: 680px) {
  .hero {
    padding: 110px 20px 70px;
  }
  .hero h1 {
    font-size: 34px;
    letter-spacing: -1px;
  }
  .hero p.lead {
    font-size: 16px;
  }
  .section {
    padding: 64px 20px;
  }
  .section-title {
    font-size: 28px;
    letter-spacing: -1px;
  }
  .section-desc {
    font-size: 15px;
  }
  .benefits-grid,
  .usecases-grid,
  .process-grid {
    grid-template-columns: 1fr;
  }
  .tech-grid {
    grid-template-columns: 1fr 1fr;
  }
  .differential {
    padding: 48px 22px;
    border-radius: 20px;
  }
  .cta-final {
    padding: 48px 24px;
    border-radius: 20px;
  }
  .cta-final h2 {
    font-size: 26px;
    letter-spacing: -1px;
  }
  .cta-final p {
    font-size: 15px;
  }
  .phone-mock {
    width: 240px;
    height: 480px;
  }
  .float-badge {
    display: none;
  }
}

/* ═══ TRANSICIONES, BORDES Y ANIMACIONES (paleta celeste + tema) ═══ */
.seam { height: 120px; pointer-events: none; }
.seam-dark-light {
  background: linear-gradient(to bottom, var(--band-bg) 0%, color-mix(in srgb, var(--band-bg), var(--section-bg)) 50%, var(--section-bg) 100%);
}
.seam-light-dark {
  background: linear-gradient(to bottom, var(--section-bg) 0%, color-mix(in srgb, var(--section-bg), var(--band-bg)) 50%, var(--band-bg) 100%);
}
@media (max-width: 768px) { .seam { height: 72px; } }
.section, .seam { transition: background-color 0.3s ease; }

.feature-card, .usecase-card, .process-card, .tech-pill {
  box-shadow: 0 1px 2px rgba(11, 18, 40, 0.04), 0 6px 16px rgba(11, 18, 40, 0.05);
}

.feature-icon, .process-num, .ti, .usecase-icon { transition: transform 0.25s ease; }
.feature-card:hover .feature-icon { transform: scale(1.08); }
.usecase-card:hover .usecase-icon { transform: scale(1.08); }
.process-card:hover .process-num { transform: scale(1.08); }
.tech-pill:hover .ti { transform: scale(1.08); }


/* ─── CTA final aclarado en MODO CLARO (dark queda con el degradé azul) ─── */
:root[data-theme="light"] .cta-final {
  background: var(--featured-bg);
  color: var(--text);
}
:root[data-theme="light"] .cta-final p {
  color: var(--text-muted);
}
:root[data-theme="light"] .cta-final .btn-white {
  background: var(--blue-btn);
  color: #fff;
}
:root[data-theme="light"] .cta-final .btn-ghost {
  background: transparent;
  color: var(--text);
  border-color: var(--outline-border);
}