/* Koti — hoja de estilos (Koti Design System) */
@import url('tokens/fonts.css');
@import url('tokens/colors.css');
@import url('tokens/typography.css');
@import url('tokens/spacing.css');
@import url('tokens/radius-shadow.css');

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  line-height: var(--leading-normal);
}
h1, h2, h3 {
  font-family: var(--font-display);
  letter-spacing: var(--tracking-tight);
  line-height: var(--leading-tight);
  color: var(--color-text);
  margin: 0 0 var(--space-4);
}
h1 { font-size: clamp(2.1rem, 5vw, 3.25rem); font-weight: var(--weight-extrabold); }
h2 { font-size: clamp(1.6rem, 3.2vw, 2.15rem); font-weight: var(--weight-bold); }
h3 { font-size: var(--text-h3); font-weight: var(--weight-bold); margin-bottom: var(--space-2); }
p { margin: 0 0 var(--space-4); color: var(--color-text-secondary); }
a { color: var(--color-brand-ink); text-decoration: none; transition: color var(--dur-fast) var(--ease-out); }
a:hover { color: var(--color-brand-hover); }
img { max-width: 100%; }
::selection { background: var(--color-brand-subtle); }

a:focus-visible, button:focus-visible, .btn:focus-visible, summary:focus-visible {
  outline: 2px solid var(--color-focus-ring);
  outline-offset: 2px;
}

.wrap { max-width: var(--container-max); margin: 0 auto; padding: 0 var(--space-6); position: relative; }
.section { padding: var(--space-20) 0; position: relative; overflow: hidden; }
.section--soft { background: var(--color-surface); border-top: 1px solid var(--color-border); border-bottom: 1px solid var(--color-border); }
.section--dark { background: var(--neutral-900); color: #fff; }
.section--dark p { color: var(--neutral-300); }
.section--dark h2 { color: #fff; }
.center { text-align: center; }
.muted { color: var(--color-text-muted); }
.lead { font-size: var(--text-lg); color: var(--color-text-secondary); }

/* Kicker / eyebrow — chevrón + texto en mayúsculas */
.eyebrow {
  display: flex; align-items: center; gap: var(--space-2);
  color: var(--color-brand); font-weight: var(--weight-semibold);
  text-transform: uppercase; letter-spacing: var(--tracking-wide);
  font-size: var(--text-xs); margin: 0 0 var(--space-3);
}
.eyebrow::before {
  content: ""; width: 13px; height: 13px; flex-shrink: 0;
  background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 96 96'%3E%3Cpath d='M74 20 L40 48 L74 76' fill='none' stroke='%2312B76A' stroke-width='22' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center/contain no-repeat;
}
.section--dark .eyebrow { color: var(--koti-green-400); }
.section--dark .eyebrow::before {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 96 96'%3E%3Cpath d='M74 20 L40 48 L74 76' fill='none' stroke='%2332D583' stroke-width='22' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
}
.eyebrow--plain::before { display: none; }

/* Section headers (alineados a la izquierda, como el mockup) */
.sec-head h2 { margin: var(--space-3) 0 var(--space-2); max-width: 640px; }
.sec-head .lead { max-width: 560px; margin: 0 0 var(--space-10); }
.head-row { display: flex; align-items: flex-end; justify-content: space-between; gap: var(--space-6); flex-wrap: wrap; }

/* Decoraciones (chevrones gigantes) */
.deco { position: absolute; pointer-events: none; }
.illus { flex-shrink: 0; }
@media (max-width: 820px) { .illus { display: none; } }

/* Logo / wordmark */
.mark { flex-shrink: 0; }
.brand { display: inline-flex; align-items: center; gap: 10px; color: var(--color-text); }
.brand:hover { color: var(--color-text); }
.brand .wordmark { font-family: var(--font-display); font-weight: var(--weight-extrabold); font-size: 22px; letter-spacing: -0.03em; }
.brand .wordmark .accent { color: var(--color-brand); }

/* Header */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(255,255,255,.85);
  backdrop-filter: saturate(180%) blur(10px);
  -webkit-backdrop-filter: saturate(180%) blur(10px);
  border-bottom: 1px solid var(--color-border);
}
.nav { display: flex; align-items: center; justify-content: space-between; gap: var(--space-3); padding: 0 var(--space-6); max-width: var(--container-max); margin: 0 auto; height: 68px; }
.nav-links { display: flex; align-items: center; gap: 28px; }
.nav-links a:not(.btn) { color: var(--color-text-secondary); font-weight: var(--weight-medium); font-size: 14.5px; }
.nav-links a:not(.btn):hover { color: var(--color-brand-hover); }
@media (max-width: 820px) { .nav-links a:not(.btn) { display: none; } }

/* Buttons */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: var(--space-2);
  padding: 13px 22px; border-radius: var(--radius-pill);
  font-family: var(--font-body); font-weight: var(--weight-bold); font-size: 15px;
  border: 1px solid transparent; cursor: pointer; line-height: 1;
  transition: background var(--dur-fast) var(--ease-out), transform var(--dur-fast) var(--ease-out), box-shadow var(--dur-fast) var(--ease-out);
}
.btn:hover { text-decoration: none; }
.btn:active { transform: scale(0.98); }
.btn--wa, .btn--primary {
  background: var(--color-brand); color: var(--color-text-on-brand);
  box-shadow: var(--shadow-brand);
}
.btn--wa:hover, .btn--primary:hover { background: var(--color-brand-hover); color: #fff; }
.btn--wa:active, .btn--primary:active { background: var(--color-brand-active); }
.btn--ghost { background: transparent; color: var(--color-text); border-color: var(--color-border-strong); box-shadow: none; font-weight: var(--weight-semibold); }
.btn--ghost:hover { background: var(--color-surface); color: var(--color-text); }
.btn--sm { padding: 9px 16px; font-size: 14px; }
.btn--lg { padding: 16px 28px; font-size: 16.5px; }

/* Badge "En vivo" */
.badge {
  display: inline-flex; align-items: center; gap: var(--space-2);
  background: var(--color-brand-subtle); border-radius: var(--radius-pill);
  padding: 7px 14px; font-size: 13px; font-weight: var(--weight-semibold);
  color: var(--color-brand-ink); margin-bottom: 22px;
}
.badge .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--color-brand); box-shadow: 0 0 0 4px rgba(18,183,106,.18); flex-shrink: 0; }

/* Hero */
.hero {
  position: relative; overflow: hidden;
  padding: var(--space-16) 0 var(--space-20);
  background: linear-gradient(160deg, var(--koti-green-50) 0%, #FBFEFC 46%, var(--color-bg) 100%);
  border-bottom: 1px solid var(--color-border);
}
.hero::before {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background-image: radial-gradient(var(--koti-green-200) 1px, transparent 1px);
  background-size: 26px 26px; opacity: .35;
  -webkit-mask-image: linear-gradient(115deg, transparent 42%, #000 100%);
  mask-image: linear-gradient(115deg, transparent 42%, #000 100%);
}
.deco--hero { right: -190px; top: 50%; transform: translateY(-50%); }
@media (max-width: 820px) { .deco--hero { right: -260px; } }
.hero-grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: 56px; align-items: center; position: relative; }
@media (max-width: 900px) { .hero-grid { grid-template-columns: 1fr; gap: var(--space-8); } }
.hero h1 { margin: 0; }
.hero h1 .accent { color: var(--color-brand); }
.hero .lead { max-width: 520px; margin: var(--space-5) 0 0; font-size: 1.15rem; }
.hero-cta { display: flex; gap: 14px; flex-wrap: wrap; margin-top: var(--space-8); }
.hero-trust { margin: 22px 0 0; font-size: var(--text-sm); color: var(--color-text-muted); }
.hero-trust strong { color: var(--color-brand-ink); }
.info-note {
  margin-top: var(--space-4); display: inline-flex; align-items: flex-start; gap: var(--space-3);
  background: var(--color-brand-subtle); border: 1px solid var(--color-brand-subtle-border);
  border-radius: var(--radius-md); padding: 12px 16px; font-size: 14.5px;
  line-height: var(--leading-normal); color: var(--color-brand-ink); max-width: 520px;
}
.info-note::before {
  content: ""; width: 15px; height: 15px; flex-shrink: 0; margin-top: 3px;
  background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 96 96'%3E%3Cpath d='M74 20 L40 48 L74 76' fill='none' stroke='%2312B76A' stroke-width='20' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center/contain no-repeat;
}

/* Phone mockup (chat de WhatsApp) */
.phone {
  background: #fff; border-radius: var(--radius-2xl); border: 1px solid var(--color-border);
  box-shadow: var(--shadow-xl); max-width: 340px; margin: 0 auto; overflow: hidden;
}
.phone-top { background: var(--wa-header); color: #fff; padding: 14px 16px; display: flex; align-items: center; gap: 12px; }
.phone-top .av { width: 38px; height: 38px; border-radius: 50%; background: #fff; display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.phone-top strong { font-size: 15px; }
.phone-top small { opacity: .85; display: block; font-weight: var(--weight-regular); font-size: 12px; }
.chat { background: var(--wa-bg); padding: 16px 12px; display: flex; flex-direction: column; gap: 6px; }
.bub { max-width: 82%; padding: 6px 9px 7px; border-radius: var(--radius-bubble); font-size: 13.5px; line-height: 1.4; color: #111b21; box-shadow: 0 1px .5px rgba(11,20,26,.13); }
.bub--in { background: var(--wa-bubble-in); align-self: flex-start; border-top-left-radius: 4px; }
.bub--out { background: var(--wa-bubble-out); align-self: flex-end; border-top-right-radius: 4px; }
.bub-time { float: right; margin-left: 8px; margin-top: 2px; font-size: 10.5px; color: #667781; }
.bub-time .tick { color: var(--wa-tick); margin-left: 3px; }
.btn-row { background: #fff; border-radius: var(--radius-md); padding: 9px 12px; text-align: center; font-size: 13.5px; font-weight: var(--weight-semibold); color: var(--wa-header); box-shadow: 0 1px .5px rgba(11,20,26,.13); }

/* Grids / cards */
.grid { display: grid; gap: 20px; }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
@media (max-width: 820px) { .grid-3, .grid-2 { grid-template-columns: 1fr; } }
.card {
  position: relative;
  background: #fff; border: 1px solid var(--color-border); border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm); padding: 28px;
  transition: box-shadow var(--dur-base) var(--ease-out);
}
.card:hover { box-shadow: var(--shadow-md); }
.card::after {
  content: ""; position: absolute; top: 18px; right: 18px; width: 20px; height: 20px; opacity: .35;
  background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 96 96'%3E%3Cpath d='M74 20 L40 48 L74 76' fill='none' stroke='%2312B76A' stroke-width='18' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center/contain no-repeat;
}
.card .ic {
  width: 48px; height: 48px; border-radius: var(--radius-md); background: var(--color-brand-subtle);
  display: flex; align-items: center; justify-content: center;
  font-size: 24px; margin-bottom: 18px;
}
.card h3 { font-size: 20px; margin-bottom: var(--space-2); }
.card p { font-size: 15.5px; line-height: 1.6; margin: 0; }

/* Steps (filas número + texto, sin card) */
.steps-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 36px 56px; }
@media (max-width: 820px) { .steps-grid { grid-template-columns: 1fr; } }
.step { display: flex; gap: 18px; align-items: flex-start; }
.step-num {
  flex-shrink: 0; width: 44px; height: 44px; border-radius: var(--radius-pill);
  background: var(--color-brand); color: #fff;
  font-family: var(--font-display); font-weight: var(--weight-extrabold); font-size: 19px;
  display: flex; align-items: center; justify-content: center;
}
.step h3 { font-size: 19px; margin: 0 0 5px; }
.step p { font-size: 15.5px; line-height: 1.6; margin: 0; }

/* Intent band ("el precio real existe") */
.intent-band { padding: var(--space-16) 0; }
.intent-band .wrap { max-width: 900px; }
.intent-band h2 { font-size: clamp(1.7rem, 3.5vw, 2.5rem); line-height: 1.2; max-width: 760px; margin: var(--space-4) 0 0; }
.intent-band h2 .accent { color: var(--koti-green-400); }
.intent-band p { max-width: 640px; font-size: 1.1rem; line-height: var(--leading-relaxed); margin: 18px 0 0; }

/* Antes / ahora */
.newera .lead-block { max-width: 660px; margin-bottom: var(--space-10); }
.newera h2 { max-width: 760px; font-size: clamp(1.75rem, 3.5vw, 2.5rem); }
.newera h2 .accent { color: var(--koti-green-300); }
.compare-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
@media (max-width: 820px) { .compare-grid { grid-template-columns: 1fr; } }
.compare-col { border-radius: var(--radius-lg); padding: 26px; }
.compare-col h4 {
  font-family: var(--font-body); font-weight: var(--weight-bold); font-size: var(--text-sm);
  text-transform: uppercase; letter-spacing: var(--tracking-wide); margin: 0 0 var(--space-4);
}
.compare-col ul { list-style: none; padding: 0; margin: 0; display: grid; gap: var(--space-3); }
.compare-col li { display: flex; gap: 10px; font-size: 15.5px; line-height: 1.5; }
.compare-col--antes { background: rgba(255,255,255,.05); border: 1px solid rgba(255,255,255,.1); }
.compare-col--antes h4 { color: var(--neutral-400); }
.compare-col--antes li { color: var(--neutral-400); }
.compare-col--antes li::before { content: "✕"; flex-shrink: 0; }
.compare-col--ahora { background: rgba(18,183,106,.12); border: 1px solid rgba(50,213,131,.35); }
.compare-col--ahora h4 { color: var(--koti-green-300); }
.compare-col--ahora li { color: #fff; }
.compare-col--ahora li::before { content: "✓"; color: var(--koti-green-300); flex-shrink: 0; }

/* Filas de dos columnas (audiencias, lista de precios, reputación) */
.audience { padding: var(--space-16) 0; border-top: 1px solid var(--color-border); position: relative; overflow: hidden; }
.audience--soft { background: var(--color-surface); }
.feature-row { display: grid; grid-template-columns: .9fr 1.1fr; gap: 56px; align-items: center; }
@media (max-width: 820px) { .feature-row { grid-template-columns: 1fr; gap: var(--space-7); } }
.feature-row .kicker-col h2 { margin: var(--space-3) 0 0; }
.feature-row .kicker-col .illus { margin-top: 28px; }
.feature-row .bullets { list-style: none; padding: 0; margin: 0 0 28px; display: grid; gap: 14px; }
.feature-row .bullets:last-child { margin-bottom: 0; }
.feature-row .bullets li { display: flex; gap: 12px; color: var(--color-text); font-size: 16.5px; line-height: 1.5; }
.feature-row .bullets li::before {
  content: ""; width: 17px; height: 17px; flex-shrink: 0; margin-top: 3px;
  background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 96 96'%3E%3Cpath d='M74 20 L40 48 L74 76' fill='none' stroke='%2312B76A' stroke-width='20' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center/contain no-repeat;
}
.feature-row .actions { display: flex; gap: 12px; flex-wrap: wrap; align-items: center; }

/* FAQ */
.faq details { background: #fff; border: 1px solid var(--color-border); border-radius: var(--radius-md); margin-bottom: 12px; overflow: hidden; }
.faq summary {
  display: flex; justify-content: space-between; align-items: center; gap: var(--space-4);
  padding: 18px 20px; font-weight: var(--weight-semibold); font-size: 16.5px;
  cursor: pointer; color: var(--color-text); list-style: none;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: ""; width: 16px; height: 16px; flex-shrink: 0;
  background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 96 96'%3E%3Cpath d='M74 20 L40 48 L74 76' fill='none' stroke='%2312B76A' stroke-width='18' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center/contain no-repeat;
  transform: rotate(-90deg); transition: transform var(--dur-base) var(--ease-out);
}
.faq details[open] summary::after { transform: rotate(90deg); }
.faq details p { padding: 0 20px 20px; margin: 0; font-size: 15.5px; line-height: 1.6; color: var(--color-text-secondary); }

/* CTA band */
.cta-band {
  position: relative; overflow: hidden;
  background: var(--color-brand); color: #fff; border-radius: var(--radius-2xl);
  padding: var(--space-16) var(--space-12); text-align: center;
}
@media (max-width: 820px) { .cta-band { padding: var(--space-10) var(--space-6); } }
.cta-band h2 { color: #fff; position: relative; max-width: 680px; margin: 0 auto; font-size: clamp(1.65rem, 3.2vw, 2.4rem); font-weight: var(--weight-extrabold); }
.cta-band p { color: #fff; opacity: .92; position: relative; max-width: 560px; margin: 18px auto 0; font-size: var(--text-lg); }
.cta-band .btn--wa { position: relative; background: #fff; color: var(--color-brand-ink); box-shadow: var(--shadow-lg); }
.cta-band .btn--wa:hover { background: var(--neutral-50); color: var(--color-brand-ink); }

/* Footer (claro, como el mockup) */
.site-footer { border-top: 1px solid var(--color-border); background: var(--color-surface); padding: 56px 0 40px; }
.foot-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 40px; }
@media (max-width: 720px) { .foot-grid { grid-template-columns: 1fr; gap: 28px; } }
.foot-grid p { font-size: 14.5px; line-height: 1.6; color: var(--color-text-secondary); max-width: 300px; margin: 14px 0 0; }
.foot-grid h4 { color: var(--color-text); font-size: var(--text-sm); font-weight: var(--weight-bold); margin: 0 0 14px; }
.foot-grid ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 10px; }
.foot-grid li { font-size: 14.5px; }
.foot-bottom {
  margin-top: 40px; padding-top: 24px; border-top: 1px solid var(--color-border);
  font-size: 13.5px; color: var(--color-text-muted);
  display: flex; align-items: center; gap: var(--space-2); flex-wrap: wrap;
}
.foot-bottom::before {
  content: ""; width: 12px; height: 12px; flex-shrink: 0;
  background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 96 96'%3E%3Cpath d='M74 20 L40 48 L74 76' fill='none' stroke='%2312B76A' stroke-width='22' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center/contain no-repeat;
}

/* Article (blog) */
.article { max-width: var(--content-max); margin: 0 auto; padding: var(--space-12) var(--space-6); }
.article h1 { margin-bottom: var(--space-2); }
.article .meta { color: var(--color-text-muted); font-size: var(--text-sm); margin-bottom: var(--space-8); }
.article h2 { margin-top: var(--space-10); }
.article ul, .article ol { color: var(--color-text-secondary); }
.article li { margin-bottom: var(--space-2); }
.callout { background: var(--color-brand-subtle); border-left: 4px solid var(--color-brand); border-radius: var(--radius-sm); padding: var(--space-5); margin: var(--space-6) 0; }
.callout p:last-child { margin-bottom: 0; }
.tldr { background: var(--color-surface); border: 1px solid var(--color-border); border-radius: var(--radius-md); padding: var(--space-5); margin: var(--space-6) 0; }