/* ============================================================= */
/* GREENOVA — styles.css · estética fina, fondo claro            */
/* ============================================================= */

:root {
  /* Light theme — crema como el logo */
  --cream:        #F4F1EA;
  --cream-2:      #FAF8F2;
  --paper:        #FFFFFF;

  /* Tinta — verde casi negro */
  --ink:          #14211A;
  --ink-soft:     rgba(20,33,26,0.66);
  --ink-muted:    rgba(20,33,26,0.40);

  /* Verdes de marca */
  --green-deep:   #0D3B1F;
  --green-mid:    #1A6B35;
  --green-vivid:  #22C55E;
  --green-bright: #4ADE80;
  --green-glow:   rgba(34, 197, 94, 0.14);

  /* Sobre fondo oscuro */
  --on-dark:      #F4F1EA;
  --on-dark-soft: rgba(244,241,234,0.66);

  --line:         rgba(20,33,26,0.12);
  --line-strong:  rgba(20,33,26,0.22);
  --line-dark:    rgba(244,241,234,0.16);

  --font-display: 'Cormorant Garamond', Georgia, serif;
  --font-body:    'Inter', -apple-system, BlinkMacSystemFont, sans-serif;

  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --container: 1240px;
}

/* ===== RESET ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
  font-family: var(--font-body);
  font-weight: 300;
  background: var(--cream);
  color: var(--ink);
  line-height: 1.65;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

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

.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 clamp(22px, 5vw, 56px);
}

/* ===== TIPOGRAFÍA / HELPERS ===== */
.label {
  font-family: var(--font-body);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.32em;
  text-transform: uppercase;
  color: var(--green-mid);
}

.section-title {
  font-family: var(--font-display);
  font-weight: 400;
  line-height: 1.08;
  letter-spacing: -0.005em;
  font-size: clamp(34px, 5.6vw, 76px);
  margin-top: 20px;
}
.italic { font-style: italic; font-weight: 400; }
.text-green { color: var(--green-mid); }

.section-sub {
  margin-top: 20px;
  color: var(--ink-soft);
  font-size: clamp(15px, 1.7vw, 18px);
  font-weight: 300;
  max-width: 600px;
}
.body-lg {
  color: var(--ink-soft);
  font-size: clamp(15px, 1.7vw, 18px);
  font-weight: 300;
  max-width: 540px;
}

.section-head { margin-bottom: clamp(44px, 7vw, 88px); }

.rule {
  width: 64px; height: 1px;
  background: var(--green-mid);
  margin: 30px 0;
}
.rule--center { margin: 0 auto; }

section { position: relative; }

/* ===== REVEAL ===== */
.reveal {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity 1s var(--ease), transform 1s var(--ease);
}
.reveal.is-visible { opacity: 1; transform: translateY(0); }

.reveal-line { display: block; overflow: hidden; padding-bottom: 0.06em; }
.reveal-line > span {
  display: block;
  transform: translateY(110%);
  transition: transform 1.1s var(--ease);
}
.reveal-line.is-visible > span { transform: translateY(0); }

@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition: none !important; }
  .reveal, .reveal-line > span { opacity: 1; transform: none; }
}

/* ============================================================= */
/* CURSOR                                                         */
/* ============================================================= */
.cursor {
  position: fixed; top: 0; left: 0;
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--green-vivid);
  pointer-events: none;
  z-index: 9999;
  transform: translate(-50%, -50%);
  transition: width 0.3s var(--ease), height 0.3s var(--ease), background 0.3s, opacity 0.3s;
  display: none;
}
.cursor.is-active { display: block; }
.cursor.is-hover {
  width: 44px; height: 44px;
  background: transparent;
  border: 1px solid var(--green-mid);
}
@media (hover: none) { .cursor { display: none !important; } }

/* ============================================================= */
/* PRELOADER                                                     */
/* ============================================================= */
.preloader {
  position: fixed; inset: 0;
  background: var(--green-deep);
  z-index: 10000;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 40px;
  transition: opacity 0.8s var(--ease), visibility 0.8s;
}
.preloader.is-done { opacity: 0; visibility: hidden; pointer-events: none; }
.preloader__logo {
  width: clamp(190px, 38vw, 300px);
  height: auto;
  opacity: 0;
  transform: scale(0.96);
  animation: markIn 1s var(--ease) forwards;
}
@keyframes markIn { to { opacity: 1; transform: scale(1); } }
.preloader__bar {
  width: min(220px, 60vw);
  height: 2px;
  background: rgba(255,255,255,0.18);
  border-radius: 999px;
  overflow: hidden;
}
.preloader__bar span {
  display: block; height: 100%; width: 0;
  background: #FFFFFF;
  transition: width 0.2s linear;
}

/* ============================================================= */
/* NAVBAR                                                         */
/* ============================================================= */
.nav {
  position: fixed; top: 0; left: 0; right: 0;
  z-index: 1000;
  padding: 26px 0;
  transition: background 0.5s var(--ease), padding 0.5s var(--ease), box-shadow 0.5s, border-color 0.5s;
  border-bottom: 1px solid transparent;
}
.nav.is-scrolled {
  /* Fondo casi sólido en vez de blur: scroll mucho más fluido (el blur sobre
     la imagen del hero en movimiento obligaba a recalcular en cada cuadro). */
  background: rgba(244,241,234,0.95);
  padding: 16px 0;
  border-bottom: 1px solid var(--line);
}
.nav__inner { display: flex; align-items: center; justify-content: space-between; }
.nav__logo { height: clamp(30px, 3.4vw, 40px); width: auto; }

.nav__links { display: flex; align-items: center; gap: 42px; }
.nav__links a {
  position: relative;
  font-size: 14px;
  font-weight: 400;
  letter-spacing: 0.02em;
  color: var(--ink-soft);
  transition: color 0.3s;
}
.nav__links a:not(.nav__cta)::after {
  content: '';
  position: absolute; left: 0; bottom: -6px;
  width: 100%; height: 1px;
  background: var(--green-mid);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.45s var(--ease);
}
.nav__links a:hover { color: var(--ink); }
.nav__links a:not(.nav__cta):hover::after { transform: scaleX(1); }
.nav__cta {
  padding: 10px 22px;
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  transition: background 0.4s, color 0.4s, border-color 0.4s;
}
.nav__cta:hover { background: var(--green-deep); color: var(--on-dark); border-color: var(--green-deep); }

.nav__burger { display: none; flex-direction: column; gap: 5px; width: 26px; z-index: 1001; }
.nav__burger span { display: block; height: 1.5px; width: 100%; background: var(--ink); transition: transform 0.4s var(--ease), opacity 0.3s; }
.nav__burger.is-open span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.nav__burger.is-open span:nth-child(2) { opacity: 0; }
.nav__burger.is-open span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

.mobile-menu {
  position: fixed; inset: 0;
  background: var(--cream);
  z-index: 999;
  display: flex; align-items: center; justify-content: center;
  opacity: 0; visibility: hidden;
  transition: opacity 0.5s var(--ease), visibility 0.5s;
}
.mobile-menu.is-open { opacity: 1; visibility: visible; }
.mobile-menu__links { display: flex; flex-direction: column; gap: 8px; text-align: center; }
.mobile-menu__links a {
  font-family: var(--font-display);
  font-style: italic;
  font-size: clamp(36px, 11vw, 56px);
  color: var(--ink-soft);
  transition: color 0.3s;
}
.mobile-menu__links a:hover { color: var(--green-mid); }

/* ============================================================= */
/* BUTTONS                                                        */
/* ============================================================= */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  padding: 15px 30px;
  font-family: var(--font-body);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.04em;
  border-radius: 999px;
  transition: transform 0.4s var(--ease), background 0.4s, color 0.4s, box-shadow 0.4s, border-color 0.4s;
  white-space: nowrap;
}
.btn--primary { background: var(--green-deep); color: var(--on-dark); }
.btn--primary:hover { background: var(--green-mid); transform: translateY(-2px); box-shadow: 0 14px 36px rgba(13,59,31,0.22); }
.btn--ghost { border: 1px solid var(--line-strong); color: var(--ink); }
.btn--ghost:hover { border-color: var(--green-deep); background: var(--green-glow); transform: translateY(-2px); }
.btn--whatsapp { background: var(--green-mid); color: var(--on-dark); padding: 17px 30px; }
.btn--whatsapp:hover { background: var(--green-deep); transform: translateY(-2px); box-shadow: 0 14px 36px rgba(13,59,31,0.22); }
.btn--block { width: 100%; }

/* ============================================================= */
/* HERO                                                           */
/* ============================================================= */
.hero { position: relative; min-height: 100vh; min-height: 100svh; display: flex; align-items: center; padding: 120px 0 80px; }
.hero__grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: clamp(40px, 6vw, 88px);
  align-items: center;
  width: 100%;
}
.hero__title {
  font-family: var(--font-display);
  font-weight: 300;
  line-height: 1.02;
  letter-spacing: -0.01em;
  font-size: clamp(46px, 7.4vw, 104px);
  margin: 24px 0;
}
.hero__title .italic { color: var(--green-mid); }
.hero__subtitle { max-width: 460px; font-size: clamp(16px, 1.9vw, 19px); color: var(--ink-soft); font-weight: 300; }
.hero__cta { display: flex; gap: 14px; margin-top: 38px; flex-wrap: wrap; }

.hero__visual { position: relative; }
.hero__badge {
  position: absolute; top: 16px; left: 16px; z-index: 2;
  display: inline-flex; align-items: center; gap: 8px;
  background: rgba(13,59,31,0.9); color: var(--on-dark);
  font-size: 12px; letter-spacing: 0.04em;
  padding: 9px 16px; border-radius: 999px;
  backdrop-filter: blur(4px); -webkit-backdrop-filter: blur(4px);
}
.hero__badge::before { content: ''; width: 6px; height: 6px; border-radius: 50%; background: var(--green-bright); }
.hero__img {
  width: 100%;
  height: clamp(360px, 56vh, 600px);
  object-fit: cover;
  border-radius: 4px;
  box-shadow: 0 40px 90px rgba(13,59,31,0.20);
}
.hero__stat {
  position: absolute;
  left: -28px; bottom: 40px;
  background: var(--cream);
  padding: 22px 28px;
  border-radius: 4px;
  box-shadow: 0 24px 60px rgba(13,59,31,0.18);
  max-width: 200px;
}
.hero__stat-num { display: block; font-family: var(--font-display); font-weight: 500; font-size: clamp(48px, 6vw, 72px); line-height: 0.9; color: var(--green-mid); }
.hero__stat-u { font-size: 0.4em; font-style: italic; }
.hero__stat-label { display: block; margin-top: 8px; font-size: 12px; letter-spacing: 0.04em; color: var(--ink-soft); }

.hero__scroll { position: absolute; z-index: 2; left: clamp(22px, 5vw, 56px); bottom: 34px; display: flex; flex-direction: column; align-items: center; gap: 12px; }
.hero__scroll-text { font-size: 10px; letter-spacing: 0.32em; text-transform: uppercase; color: var(--ink-muted); writing-mode: vertical-rl; }
.hero__scroll-line { width: 1px; height: 50px; background: linear-gradient(var(--green-mid), transparent); position: relative; overflow: hidden; }
.hero__scroll-line::after { content: ''; position: absolute; top: 0; left: 0; width: 100%; height: 50%; background: var(--ink); animation: scrollPulse 1.9s var(--ease) infinite; }
@keyframes scrollPulse { 0% { transform: translateY(-100%); } 100% { transform: translateY(200%); } }

/* ============================================================= */
/* BEFORE / AFTER SLIDER                                          */
/* ============================================================= */
.ba { padding: clamp(90px, 13vh, 160px) 0; background: var(--cream-2); }
.ba .section-head { text-align: center; }
.ba .section-head .section-sub { margin-left: auto; margin-right: auto; }

.ba__slider {
  position: relative;
  width: 100%;
  height: clamp(420px, 72vh, 780px);
  margin: clamp(20px, 4vw, 40px) 0 44px;
  overflow: hidden;
  user-select: none;
  cursor: ew-resize;
  border-radius: 4px;
  box-shadow: 0 40px 90px rgba(13,59,31,0.16);
}
.ba__img { width: 100%; height: 100%; object-fit: cover; position: absolute; inset: 0; pointer-events: none; }
.ba__after { position: absolute; inset: 0; }
.ba__before { position: absolute; inset: 0; clip-path: inset(0 50% 0 0); }

.ba__tag {
  position: absolute; top: 22px;
  font-size: 11px; font-weight: 500; letter-spacing: 0.22em; text-transform: uppercase;
  padding: 8px 16px; border-radius: 999px;
  backdrop-filter: blur(6px); -webkit-backdrop-filter: blur(6px);
}
.ba__tag--before { left: 22px; background: rgba(20,20,20,0.42); color: #fff; }
.ba__tag--after  { right: 22px; background: rgba(13,59,31,0.55); color: var(--green-bright); }

.ba__handle { position: absolute; top: 0; bottom: 0; left: 50%; width: 1.5px; background: rgba(255,255,255,0.9); transform: translateX(-50%); z-index: 5; box-shadow: 0 0 20px rgba(0,0,0,0.3); }
.ba__handle-circle {
  position: absolute; top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  width: 52px; height: 52px; border-radius: 50%;
  background: var(--cream); color: var(--green-deep);
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 8px 28px rgba(0,0,0,0.28);
  cursor: ew-resize;
}

.ba__chips { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }
.chip {
  font-size: 13px; letter-spacing: 0.02em; color: var(--ink-soft);
  padding: 10px 22px; border: 1px solid var(--line); border-radius: 999px;
  background: var(--paper);
}
.chip::before { content: '— '; color: var(--green-mid); }

/* ============================================================= */
/* QUÉ ES                                                         */
/* ============================================================= */
.que { padding: clamp(90px, 13vh, 160px) 0; }
.que__grid { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: clamp(44px, 6vw, 100px); align-items: center; }
.que .section-title { font-size: clamp(28px, 3.6vw, 50px); margin-bottom: 30px; }
.que__card {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: clamp(30px, 4vw, 48px);
  display: flex; flex-direction: column; gap: 32px;
  box-shadow: 0 30px 70px rgba(13,59,31,0.06);
}
.que__feature { display: flex; gap: 20px; align-items: flex-start; }
.que__icon { flex: none; width: 34px; height: 34px; color: var(--green-mid); }
.que__icon svg { width: 100%; height: 100%; }
.que__feature h3 { font-family: var(--font-display); font-weight: 500; font-size: 23px; margin-bottom: 4px; }
.que__feature p { color: var(--ink-soft); font-size: 15px; }

/* ============================================================= */
/* STATS (banda oscura)                                          */
/* ============================================================= */
.stats {
  padding: clamp(80px, 11vh, 130px) 0;
  background: var(--green-deep);
  color: var(--on-dark);
}
.stats__grid { display: grid; grid-template-columns: repeat(4, 1fr); }
.stat { text-align: center; padding: 0 26px; position: relative; }
.stat + .stat::before { content: ''; position: absolute; left: 0; top: 8%; width: 1px; height: 84%; background: var(--line-dark); }
.stat__num { display: flex; align-items: flex-end; justify-content: center; min-height: clamp(58px, 8vw, 104px); font-family: var(--font-display); font-weight: 400; font-size: clamp(58px, 8vw, 104px); line-height: 0.9; color: var(--green-bright); }
.stat__num--text { font-size: clamp(40px, 5vw, 64px); line-height: 1; padding-bottom: 0.06em; }
.stat__u { font-size: 0.34em; font-style: italic; letter-spacing: 0.01em; margin-left: 0.2em; }
.stat__label { display: block; margin-top: 16px; font-size: 12px; letter-spacing: 0.06em; color: var(--on-dark-soft); text-transform: uppercase; }

/* ============================================================= */
/* APLICACIONES                                                   */
/* ============================================================= */
.apps { padding: clamp(90px, 13vh, 160px) 0; }
.apps .section-head { text-align: center; }
.apps__grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: clamp(16px, 2vw, 28px); }
.app-card {
  background: var(--cream-2);
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: clamp(30px, 3vw, 44px);
  transition: transform 0.5s var(--ease), border-color 0.5s, box-shadow 0.5s, background 0.5s;
}
.app-card:hover { transform: translateY(-6px); border-color: var(--line-strong); background: var(--paper); box-shadow: 0 30px 70px rgba(13,59,31,0.12); }
.app-card__icon { display: inline-flex; width: 40px; height: 40px; color: var(--green-mid); margin-bottom: 24px; }
.app-card__icon svg { width: 100%; height: 100%; }
.app-card h3 { font-family: var(--font-display); font-weight: 500; font-size: 26px; margin-bottom: 10px; }
.app-card p { color: var(--ink-soft); font-size: 15px; }

/* ============================================================= */
/* PROCESO                                                        */
/* ============================================================= */
.proceso { padding: clamp(90px, 13vh, 160px) 0; background: var(--cream-2); }
.proceso .section-head { text-align: center; }
.proceso__timeline { display: grid; grid-template-columns: repeat(5, 1fr); gap: clamp(20px, 2.4vw, 36px); }
.step { position: relative; padding-top: 26px; border-top: 1px solid var(--line); }
.step__num { font-family: var(--font-display); font-style: italic; font-size: clamp(40px, 5vw, 60px); line-height: 1; color: var(--green-mid); display: block; margin-bottom: 18px; }
.step h3 { font-family: var(--font-display); font-weight: 500; font-size: 24px; margin-bottom: 10px; }
.step p { color: var(--ink-soft); font-size: 15px; }

/* ============================================================= */
/* FRASE DE IMPACTO (oscura)                                     */
/* ============================================================= */
.quote {
  min-height: 56vh;
  display: flex; align-items: center; text-align: center;
  background: var(--green-deep);
  color: var(--on-dark);
  padding: clamp(70px, 11vh, 140px) 0;
}
.quote .container { display: flex; flex-direction: column; align-items: center; gap: 40px; }
.quote .rule { background: var(--green-bright); }
.quote__text {
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(38px, 6.4vw, 92px);
  line-height: 1.1;
  letter-spacing: -0.005em;
}
.quote__text .italic { color: var(--green-bright); }

/* ============================================================= */
/* ECO                                                           */
/* ============================================================= */
.eco { padding: clamp(90px, 13vh, 160px) 0; background: var(--paper); }
.eco__inner { max-width: 780px; }
.eco .section-title { font-size: clamp(30px, 4.2vw, 58px); }
.eco .body-lg { margin: 28px 0 38px; max-width: 640px; }
.eco__badges { display: flex; flex-wrap: wrap; gap: 12px; }
.badge {
  font-size: 12px; font-weight: 500; letter-spacing: 0.14em; text-transform: uppercase;
  padding: 12px 22px; border: 1px solid var(--line-strong); border-radius: 999px;
  color: var(--green-mid);
}

/* ============================================================= */
/* SELECT PERSONALIZADO                                           */
/* ============================================================= */
.cselect { position: relative; }
/* El <select> nativo queda invisible sobre el trigger (accesibilidad + validación). */
.cselect__native {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  opacity: 0; pointer-events: none;
  margin: 0;
}
.cselect__trigger {
  width: 100%;
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
  font-family: var(--font-body); font-size: 15px; color: var(--ink);
  background: var(--paper);
  border: 1px solid var(--line); border-radius: 4px;
  padding: 15px 16px; text-align: left; cursor: pointer;
  transition: border-color 0.3s, box-shadow 0.3s;
}
.cselect__trigger:hover { border-color: var(--line-strong); }
.cselect.is-open .cselect__trigger,
.cselect__trigger:focus-visible {
  border-color: var(--green-mid);
  box-shadow: 0 0 0 3px var(--green-glow);
  outline: none;
}
.cselect__value.is-placeholder { color: var(--ink-muted); }
.cselect__chevron { flex: none; color: var(--green-mid); transition: transform 0.35s var(--ease); }
.cselect.is-open .cselect__chevron { transform: rotate(180deg); }

.cselect__panel {
  position: absolute; top: calc(100% + 8px); left: 0; right: 0; z-index: 60;
  background: var(--paper);
  border: 1px solid var(--line); border-radius: 6px;
  box-shadow: 0 24px 60px rgba(13,59,31,0.16);
  padding: 6px; margin: 0;
  max-height: 288px; overflow-y: auto;
  list-style: none;
  opacity: 0; visibility: hidden; transform: translateY(-8px);
  transition: opacity 0.28s var(--ease), transform 0.28s var(--ease), visibility 0.28s;
}
.cselect.is-open .cselect__panel { opacity: 1; visibility: visible; transform: none; }
.cselect__opt {
  display: flex; align-items: center; justify-content: space-between; gap: 10px;
  padding: 11px 14px; border-radius: 4px;
  font-size: 15px; color: var(--ink-soft); cursor: pointer;
  transition: background 0.2s, color 0.2s;
}
.cselect__opt:hover,
.cselect__opt.is-active { background: var(--cream); color: var(--ink); }
.cselect__opt[aria-selected="true"] { color: var(--green-mid); }
.cselect__opt[aria-selected="true"]::after { content: '✓'; font-size: 13px; color: var(--green-mid); }

/* ============================================================= */
/* PRESUPUESTADOR                                                 */
/* ============================================================= */
.calc-sec { padding: clamp(90px, 13vh, 160px) 0; background: var(--cream-2); }
.calc-sec .section-head { text-align: center; }
.calc-sec .section-head .section-sub { margin-left: auto; margin-right: auto; }

.calc {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: clamp(24px, 3vw, 48px);
  align-items: start;
}

.calc__controls {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: clamp(28px, 3.5vw, 44px);
  display: flex;
  flex-direction: column;
  gap: 26px;
  box-shadow: 0 30px 70px rgba(13,59,31,0.06);
}
.calc__controls .field label strong { color: var(--green-mid); font-weight: 500; }

/* Slider */
.calc__range {
  -webkit-appearance: none; appearance: none;
  width: 100%; height: 3px;
  background: var(--line-strong);
  border-radius: 999px;
  outline: none;
  margin-top: 6px;
}
.calc__range::-webkit-slider-thumb {
  -webkit-appearance: none; appearance: none;
  width: 24px; height: 24px; border-radius: 50%;
  background: var(--green-deep);
  border: 3px solid var(--cream);
  box-shadow: 0 4px 14px rgba(13,59,31,0.35);
  cursor: pointer;
  transition: transform 0.2s var(--ease);
}
.calc__range::-webkit-slider-thumb:hover { transform: scale(1.12); }
.calc__range::-moz-range-thumb {
  width: 24px; height: 24px; border-radius: 50%;
  background: var(--green-deep); border: 3px solid var(--cream);
  box-shadow: 0 4px 14px rgba(13,59,31,0.35); cursor: pointer;
}
.calc__scale { display: flex; justify-content: space-between; margin-top: 12px; font-size: 12px; color: var(--ink-muted); }

/* Resultado (tarjeta oscura) */
.calc__result {
  background: var(--green-deep);
  color: var(--on-dark);
  border-radius: 6px;
  padding: clamp(28px, 3.5vw, 44px);
  position: sticky; top: 100px;
  box-shadow: 0 40px 90px rgba(13,59,31,0.22);
}
.calc__result-label { display: block; font-size: 12px; letter-spacing: 0.18em; text-transform: uppercase; color: var(--on-dark-soft); }
.calc__result-amount {
  display: block; margin-top: 10px;
  font-family: var(--font-display); font-weight: 500;
  font-size: clamp(22px, 2.5vw, 32px); line-height: 1.1;
  color: var(--green-bright);
  white-space: nowrap;
}
.calc__result-unit { display: block; margin-top: 6px; font-size: 13px; color: var(--on-dark-soft); }
.calc__result-intro { margin-top: 12px; font-size: 13.5px; line-height: 1.6; color: var(--on-dark-soft); }

.calc__summary { margin: 26px 0; border-top: 1px solid var(--line-dark); }
.calc__summary li {
  display: flex; justify-content: space-between; gap: 16px;
  padding: 12px 0; border-bottom: 1px solid var(--line-dark);
  font-size: 14px;
}
.calc__summary li span:first-child { color: var(--on-dark-soft); }
.calc__summary li span:last-child { text-align: right; }

.calc__result .btn--whatsapp { margin-top: 4px; background: var(--green-vivid); color: var(--green-deep); }
.calc__result .btn--whatsapp:hover { background: var(--green-bright); color: var(--green-deep); }
.calc__disclaimer { margin-top: 16px; font-size: 11px; line-height: 1.6; color: rgba(244,241,234,0.42); }

/* ============================================================= */
/* CONTACTO                                                       */
/* ============================================================= */
.contacto { padding: clamp(90px, 13vh, 160px) 0; }
.contacto .section-head { text-align: center; margin-bottom: clamp(36px, 5vw, 56px); }
.contacto .section-head .section-sub { margin-left: auto; margin-right: auto; }
.contacto__cta { display: flex; flex-direction: column; align-items: center; gap: 24px; }
.btn--lg { padding: 20px 42px; font-size: 14px; }
.contacto__alt { display: flex; align-items: center; justify-content: center; gap: 14px; flex-wrap: wrap; font-size: 15px; color: var(--ink-soft); }
.contacto__alt a { border-bottom: 1px solid var(--line); padding-bottom: 2px; transition: color 0.3s, border-color 0.3s; }
.contacto__alt a:hover { color: var(--green-mid); border-color: var(--green-mid); }
.contacto__sep { color: var(--ink-muted); }
.contacto__grid { display: grid; grid-template-columns: 0.9fr 1.1fr; gap: clamp(44px, 6vw, 100px); align-items: start; }
.contacto__info { display: flex; flex-direction: column; gap: 26px; align-items: flex-start; }
.contacto__email { font-size: 17px; color: var(--ink-soft); border-bottom: 1px solid var(--line); padding-bottom: 4px; transition: color 0.3s, border-color 0.3s; }
.contacto__email:hover { color: var(--green-mid); border-color: var(--green-mid); }
.contacto__note { color: var(--ink-soft); font-size: 15px; line-height: 1.9; }

.contacto__form { display: flex; flex-direction: column; gap: 22px; }
.field { display: flex; flex-direction: column; gap: 8px; }
.field label { font-size: 12px; letter-spacing: 0.08em; text-transform: uppercase; color: var(--ink-muted); }
.field input, .field select, .field textarea {
  font-family: var(--font-body); font-size: 15px; color: var(--ink);
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 4px; padding: 15px 16px;
  transition: border-color 0.3s, box-shadow 0.3s;
  resize: vertical;
}
.field input:focus, .field select:focus, .field textarea:focus {
  outline: none; border-color: var(--green-mid);
  box-shadow: 0 0 0 3px var(--green-glow);
}
.field select { appearance: none; cursor: pointer; }

.btn__spinner { width: 15px; height: 15px; border: 2px solid rgba(244,241,234,0.35); border-top-color: var(--on-dark); border-radius: 50%; display: none; animation: spin 0.7s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }
.btn.is-loading .btn__label { opacity: 0.5; }
.btn.is-loading .btn__spinner { display: block; }

.contacto__success { font-size: 14px; color: var(--green-mid); text-align: center; opacity: 0; transform: translateY(8px); transition: opacity 0.5s var(--ease), transform 0.5s var(--ease); pointer-events: none; }
.contacto__success.is-visible { opacity: 1; transform: translateY(0); }

/* ============================================================= */
/* FOOTER                                                         */
/* ============================================================= */
.footer { padding: clamp(56px, 8vh, 90px) 0 clamp(92px, 12vh, 116px); background: var(--green-deep); color: var(--on-dark); }
.footer__grid { display: flex; justify-content: space-between; align-items: flex-start; gap: 30px; flex-wrap: wrap; padding-bottom: 40px; border-bottom: 1px solid var(--line-dark); }
.footer__brand { display: flex; align-items: center; gap: 18px; }
.footer__mark { width: 56px; height: 56px; border-radius: 50%; }
.footer__brand p { color: var(--on-dark-soft); font-size: 14px; max-width: 220px; }
.footer__contact { display: flex; flex-direction: column; align-items: flex-end; gap: 16px; }
.footer__social { display: flex; gap: 28px; }
.footer__social a { font-size: 13px; letter-spacing: 0.04em; color: var(--on-dark-soft); transition: color 0.3s; }
.footer__social a:hover { color: var(--green-bright); }
.footer__info { font-size: 12.5px; letter-spacing: 0.02em; color: var(--on-dark-soft); }
.footer__bottom { display: flex; justify-content: space-between; align-items: center; gap: 20px; flex-wrap: wrap; padding-top: 28px; }
.footer__bottom p { font-size: 12px; letter-spacing: 0.02em; color: rgba(244,241,234,0.45); }
.footer__credit { text-align: right; }
.footer__credit a { color: var(--green-bright); border-bottom: 1px solid transparent; transition: border-color 0.3s; }
.footer__credit a:hover { border-color: var(--green-bright); }

/* ============================================================= */
/* COMPARATIVA                                                    */
/* ============================================================= */
.compara { padding: clamp(90px, 13vh, 160px) 0; }
.compara__grid { display: grid; grid-template-columns: 0.9fr 1.1fr; gap: clamp(40px, 5vw, 80px); align-items: center; }
.compara .section-title { font-size: clamp(28px, 3.6vw, 50px); margin-bottom: 26px; }
.compara__media { margin-top: 34px; border-radius: 6px; overflow: hidden; box-shadow: 0 30px 70px rgba(13,59,31,0.16); }
.compara__media img { width: 100%; height: clamp(220px, 30vh, 300px); object-fit: cover; display: block; }

.compara__table { border: 1px solid var(--line); border-radius: 8px; overflow: hidden; background: var(--paper); box-shadow: 0 30px 70px rgba(13,59,31,0.06); }
.compara__row { display: grid; grid-template-columns: 1.1fr 1fr 1fr; align-items: center; padding: 16px clamp(16px, 2vw, 26px); border-bottom: 1px solid var(--line); font-size: 14.5px; }
.compara__row:last-child { border-bottom: none; }
.compara__row--head { background: var(--cream-2); font-size: 11px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--ink-muted); }
.compara__var { color: var(--ink-soft); }
.compara__trad { color: var(--ink-muted); }
.compara__green { color: var(--green-mid); font-weight: 500; }
.compara__row--head .compara__green { color: var(--green-mid); }
/* franja verde sutil en la columna Greenova */
.compara__row { position: relative; }
.compara__green { position: relative; padding-left: 14px; }
.compara__green::before { content: ''; position: absolute; left: 0; top: -8px; bottom: -8px; width: 2px; background: var(--border-strong, rgba(34,197,94,0.25)); }

/* ============================================================= */
/* CASOS / GALERÍA                                                */
/* ============================================================= */
.casos { padding: clamp(90px, 13vh, 160px) 0; background: var(--cream-2); }
.casos .section-head { text-align: center; }
.casos .section-head .section-sub { margin-left: auto; margin-right: auto; }
.casos__grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: clamp(14px, 1.6vw, 22px); }
.caso { position: relative; border-radius: 6px; overflow: hidden; box-shadow: 0 24px 60px rgba(13,59,31,0.10); }
.caso img { width: 100%; height: clamp(320px, 42vh, 460px); object-fit: cover; display: block; transition: transform 0.7s var(--ease); }
.caso:hover img { transform: scale(1.05); }
.caso figcaption {
  position: absolute; left: 0; right: 0; bottom: 0;
  padding: 26px 20px 18px;
  font-size: 13px; letter-spacing: 0.04em; color: var(--on-dark);
  background: linear-gradient(to top, rgba(10,20,14,0.78), transparent);
}

/* ============================================================= */
/* SHOWCASE (video vertical)                                      */
/* ============================================================= */
.showcase { padding: clamp(90px, 13vh, 160px) 0; }
.showcase__grid { display: grid; grid-template-columns: 1fr 0.62fr; gap: clamp(40px, 6vw, 90px); align-items: center; }
.showcase .section-title { font-size: clamp(30px, 4vw, 56px); margin-bottom: 24px; }
.showcase__video {
  justify-self: center;
  width: 100%; max-width: 300px;
  aspect-ratio: 9 / 16;
  border-radius: 14px; overflow: hidden;
  background: var(--green-deep);
  box-shadow: 0 40px 90px rgba(13,59,31,0.28);
}
.showcase__video video { width: 100%; height: 100%; object-fit: cover; display: block; }

/* ============================================================= */
/* FOOTER logo wordmark                                           */
/* ============================================================= */
.footer__logo { height: clamp(48px, 6vw, 64px); width: auto; }

/* ============================================================= */
/* RESPONSIVE                                                     */
/* ============================================================= */
@media (max-width: 1024px) {
  .apps__grid { grid-template-columns: repeat(2, 1fr); }
  .proceso__timeline { grid-template-columns: repeat(3, 1fr); gap: 36px; }
  .hero__grid { gap: 44px; }
  .compara__grid { grid-template-columns: 1fr; }
  .compara__media { display: none; }
  .casos__grid { grid-template-columns: repeat(2, 1fr); }
  .showcase__grid { grid-template-columns: 1fr; }
  .showcase__video { max-width: 300px; }
}

@media (max-width: 820px) {
  .nav__links { display: none; }
  .nav__burger { display: flex; }

  .hero { min-height: auto; padding: 130px 0 70px; }
  .hero__grid { grid-template-columns: 1fr; }
  .hero__visual { order: -1; }
  .hero__img { height: clamp(280px, 42vh, 420px); }
  .hero__stat { left: auto; right: 16px; bottom: 16px; }
  .hero__scroll { display: none; }

  .que__grid { grid-template-columns: 1fr; }
  .contacto__grid { grid-template-columns: 1fr; }
  .calc { grid-template-columns: 1fr; }
  .calc__result { position: static; }

  .stats__grid { grid-template-columns: repeat(2, 1fr); row-gap: 54px; }
  .stat:nth-child(odd)::before { display: none; }
  .stat:nth-child(3)::before { display: none; }

  .proceso__timeline { grid-template-columns: 1fr; gap: 0; }
  .step { padding: 28px 0; }
  .step + .step { border-top: none; }
}

@media (max-width: 480px) {
  .apps__grid { grid-template-columns: 1fr; }
  .casos__grid { grid-template-columns: 1fr; }
  .ba__slider { height: clamp(340px, 56vh, 460px); }
  .hero__cta { flex-direction: column; align-items: stretch; }
  .btn { width: 100%; }
  .stats__grid { grid-template-columns: 1fr; row-gap: 44px; }
  .stat::before { display: none !important; }
  .compara__row { padding: 14px 14px; font-size: 12.5px; column-gap: 8px; }
  .compara__green { padding-left: 10px; }

  /* En mobile: "Contactanos" y "Escribinos por WhatsApp" con el mismo
     fondo lleno que el botón primario "Conocé la tecnología". */
  .hero__cta .btn--ghost,
  .contacto__cta .btn--whatsapp { background: var(--green-deep); color: var(--on-dark); border-color: var(--green-deep); }
  .hero__cta .btn--ghost:hover,
  .contacto__cta .btn--whatsapp:hover { background: var(--green-mid); color: var(--on-dark); border-color: var(--green-mid); }
}