:root {
  --bg: #12171B;
  --bg-2: #1E272D;
  --line: #3B4B55;
  --muted: #B8C5CD;
  --text: #F4F7F8;
  --green: #7DFF14;
  --maxw: 1120px;
  --gutter: 20px;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px
}

body {
  background: var(--bg);
  color: var(--text);
  font-family: "Aptos", "Segoe UI", system-ui, -apple-system, sans-serif;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased
}

img {
  max-width: 100%;
  height: auto;
  display: block
}

a {
  color: inherit;
  text-decoration: none
}

/* Header */
header {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  gap: 24px;
  padding: 14px var(--gutter);
  background: rgba(18, 23, 27, .92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line)
}

.logo {
  height: 28px;
  width: auto
}

.main-nav {
  display: flex;
  gap: 28px;
  margin-left: auto
}

.main-nav a {
  color: var(--muted);
  font-size: .95rem;
  transition: color .2s
}

.main-nav a:hover {
  color: var(--green)
}

.lang-switcher {
  display: flex;
  gap: 6px
}

.lang-switcher button {
  background: none;
  border: 1px solid var(--line);
  color: var(--muted);
  padding: 4px 9px;
  border-radius: 6px;
  font: inherit;
  font-size: .8rem;
  cursor: pointer;
  transition: .2s
}

.lang-switcher button:hover,
.lang-switcher button.active {
  border-color: var(--green);
  color: var(--green)
}

.menu-toggle {
  display: none
}

.menu-icon {
  display: none;
  margin-left: auto;
  font-size: 1.6rem;
  cursor: pointer;
  color: var(--green)
}

/* Hero */
.hero {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 88px var(--gutter) 40px;
  text-align: center
}

.eyebrow {
  text-transform: uppercase;
  letter-spacing: .14em;
  font-size: .78rem;
  color: var(--green);
  margin-bottom: 22px
}

h1 {
  font-size: clamp(2.6rem, 7.5vw, 5.4rem);
  line-height: 1.04;
  letter-spacing: -.025em;
  font-weight: 700
}

.accent {
  color: var(--green)
}

.hero-sub {
  max-width: 640px;
  margin: 28px auto 36px;
  font-size: 1.15rem;
  color: var(--muted)
}

.btn-primary {
  display: inline-block;
  background: var(--green);
  color: var(--bg);
  font-weight: 700;
  padding: 14px 30px;
  border-radius: 999px;
  transition: transform .15s, box-shadow .2s;
  border: 0;
  cursor: pointer;
  font-size: 1rem
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 28px rgba(125, 255, 20, .28)
}

/* Sections */
section {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 80px var(--gutter)
}

h2 {
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  line-height: 1.12;
  letter-spacing: -.02em;
  max-width: 18em
}

.lead {
  color: var(--muted);
  font-size: 1.1rem;
  margin-top: 16px;
  max-width: 40em
}

.steps,
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 44px
}

.step,
.feature-card {
  background: var(--bg-2);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 28px;
  transition: border-color .2s
}

.step:hover,
.feature-card:hover {
  border-color: var(--green)
}

.num {
  font-size: .85rem;
  color: var(--green);
  letter-spacing: .1em
}

.step h3,
.feature-card h3 {
  font-size: 1.25rem;
  margin: 10px 0 8px
}

.step p,
.feature-card p {
  color: var(--muted)
}

.feature-card h3 {
  color: var(--green);
  text-transform: uppercase;
  letter-spacing: .08em;
  font-size: .95rem
}

/* Footer */
footer {
  border-top: 1px solid var(--line);
  text-align: center;
  padding: 40px var(--gutter);
  color: var(--muted);
  font-size: .9rem
}

.footer-logo {
  height: 22px;
  margin: 0 auto 14px;
  opacity: .9
}

/* Mobile */
@media (max-width:760px) {
  .menu-icon {
    display: block
  }

  .lang-switcher {
    order: 3
  }

  .main-nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    gap: 0;
    background: var(--bg);
    border-bottom: 1px solid var(--line)
  }

  .main-nav a {
    padding: 16px var(--gutter);
    border-top: 1px solid var(--line)
  }

  .menu-toggle:checked~.main-nav {
    display: flex
  }

  .hero {
    padding-top: 56px
  }

  .steps,
  .features-grid {
    grid-template-columns: 1fr
  }

  section {
    padding: 56px var(--gutter)
  }
}

/* Diagrama de proceso — tokens de la app (Nora Theme, modo oscuro) */
.flow-card {
  margin-top: 64px;
  text-align: left;
  background: #09090b;
  border: 1px solid #3f3f46;
  border-radius: 14px;
  box-shadow: 0 30px 80px rgba(0, 0, 0, .5), 0 0 0 1px rgba(125, 255, 20, .06);
  overflow: hidden
}

.flow-head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 16px 20px;
  background: #18181b;
  border-bottom: 1px solid #27272a
}

.flow-title {
  font-size: 1.05rem;
  font-weight: 700
}

.flow-sub {
  font-size: .85rem;
  color: var(--muted)
}

.flow-tabs {
  display: flex;
  gap: 4px;
  background: #09090b;
  padding: 4px;
  border-radius: 999px;
  border: 1px solid #27272a
}

.flow-tabs button {
  background: none;
  border: 0;
  color: var(--muted);
  font: inherit;
  font-size: .85rem;
  padding: 6px 16px;
  border-radius: 999px;
  cursor: pointer;
  transition: .2s
}

.flow-tabs button.active {
  background: var(--green);
  color: var(--bg);
  font-weight: 700
}

.flow-scroll {
  overflow-x: auto;
  overflow-y: hidden;
  padding: 8px;
  -webkit-overflow-scrolling: touch
}

#flow-diagram {
  position: relative;
  min-width: 100%
}

.flow-snap {
  position: absolute;
  top: 0;
  width: 1px;
  height: 1px;
  pointer-events: none
}

.flow-lanes {
  display: none
}

/* Móvil: una columna (departamento) por pantalla, a tamaño legible; se desliza de lado y el scroll vertical es el de la página */
@media (max-width:900px) {
  .flow-scroll {
    scroll-snap-type: x proximity;
    padding: 8px 8px 4px;
    touch-action: pan-x pan-y
  }

  .flow-scroll.zoomed,
  .flow-scroll.pinching {
    scroll-snap-type: none
  }

  #flow-diagram .flow-svg {
    margin: 0 auto
  }

  .flow-snap {
    scroll-snap-align: start
  }

  .flow-lanes {
    display: flex;
    position: relative;
    gap: 6px;
    overflow-x: auto;
    padding: 10px 12px;
    background: #18181b;
    border-bottom: 1px solid #27272a;
    scrollbar-width: none
  }

  .flow-lanes::-webkit-scrollbar {
    display: none
  }

  .flow-lanes button {
    flex: none;
    background: none;
    border: 1px solid #3f3f46;
    color: var(--muted);
    font: inherit;
    font-size: .8rem;
    padding: 5px 12px;
    border-radius: 999px;
    cursor: pointer;
    transition: .2s
  }

  .flow-lanes button.active {
    border-color: #c27aff;
    color: #c27aff;
    background: rgba(88, 22, 139, .3)
  }
}

.flow-svg {
  width: 100%;
  height: auto;
  display: block;
  font-family: Inter, "Segoe UI", system-ui, sans-serif
}

/* .f-group */
.grp-body {
  fill: rgba(88, 22, 139, .30)
}

.grp-body-border {
  fill: none;
  stroke: rgba(194, 122, 255, .4);
  stroke-width: 1.5;
  stroke-dasharray: 6 5
}

.grp-head {
  fill: rgba(88, 22, 139, .50);
  stroke: rgba(194, 122, 255, .4);
  stroke-width: 1.5;
  stroke-dasharray: 6 5
}

.grp-label {
  fill: #c27aff;
  font-size: 15px;
  font-weight: 700
}

/* conexiones */
.conn {
  fill: none;
  stroke: #71717a;
  stroke-width: 2
}

.marker {
  fill: #71717a
}

.conn-label rect {
  fill: #18181b;
  stroke: #ff6900;
  stroke-width: 1.5
}

.conn-label text {
  fill: #ff8904;
  font-size: 13px;
  font-weight: 700
}

/* .f-node */
.node {
  cursor: pointer;
  outline: none
}

.node .shape {
  fill: #18181b;
  stroke: #52525b;
  stroke-width: 1;
  transition: .2s;
  filter: drop-shadow(0 4px 6px rgba(0, 0, 0, .25))
}

.node:hover .shape,
.node:focus-visible .shape,
.node.sel .shape {
  stroke: #34d399;
  stroke-width: 2
}

.node-text {
  fill: #fafafa;
  font-size: 14px;
  font-weight: 600;
  pointer-events: none
}

.node.st-done .node-text,
.node.st-active .node-text {
  fill: #fff;
  paint-order: stroke;
  stroke: rgba(0, 0, 0, .5);
  stroke-width: .4px
}

.node.st-done .shape,
.node.st-active .shape {
  stroke: rgba(0, 0, 0, .2)
}

.ico {
  fill: none;
  stroke: #fafafa;
  stroke-width: 1.6;
  stroke-linecap: round;
  pointer-events: none
}

.ico circle {
  fill: none
}

.status-ico {
  pointer-events: none
}

.port {
  fill: #fff;
  stroke: #34d399;
  stroke-width: 2;
  pointer-events: none
}

.flow-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 18px;
  list-style: none;
  margin: 0;
  padding: 12px 20px;
  border-top: 1px solid #27272a;
  background: #09090b;
  color: var(--muted);
  font-size: .8rem
}

.flow-legend[hidden] {
  display: none
}

.flow-legend li {
  display: flex;
  align-items: center;
  gap: 6px
}

.flow-legend span {
  width: 10px;
  height: 10px;
  border-radius: 50%
}

.flow-caption {
  padding: 14px 20px;
  border-top: 1px solid #27272a;
  background: #18181b;
  color: var(--muted);
  font-size: .9rem;
  min-height: 3.2em
}

@media (max-width:760px) {
  .flow-card {
    margin-top: 40px
  }
}

/* Cierre de marca: verde Noraka a todo ancho, logo blanco e icono como marca de agua */
.closing {
  position: relative;
  overflow: hidden;
  max-width: none;
  margin: 40px 0 0;
  padding: 96px var(--gutter);
  background: var(--green);
  color: var(--bg);
  text-align: center
}

.closing-mark {
  position: absolute;
  right: -60px;
  bottom: -90px;
  width: 380px;
  opacity: .14;
  filter: brightness(0);
  pointer-events: none
}

.closing-logo {
  position: relative;
  height: 56px;
  width: auto;
  margin: 0 auto 28px
}

.closing p {
  position: relative;
  max-width: 30em;
  margin: 0 auto;
  font-size: clamp(1.2rem, 2.6vw, 1.7rem);
  line-height: 1.3;
  font-weight: 700;
  letter-spacing: -.01em
}

@media (max-width:760px) {
  .closing {
    padding: 64px var(--gutter)
  }

  .closing-logo {
    height: 40px
  }

  .closing-mark {
    width: 190px;
    right: -40px;
    bottom: -50px
  }
}

.milestones {
  max-width: none;
  margin: 0;
  padding: 100px var(--gutter);
  background:
    radial-gradient(ellipse at 50% 0%,
      rgba(125, 255, 20, 0.055),
      transparent 55%),
    var(--bg-2);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.milestones-inner {
  width: 100%;
  max-width: var(--maxw);
  margin: 0 auto;
}

/* Cabecera */

.milestones-heading {
  max-width: 760px;
  margin: 0 auto;
  text-align: center;
}

.milestones-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 22px;
  color: var(--green);
  font-size: 0.76rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.milestones-eyebrow::before,
.milestones-eyebrow::after {
  content: "";
  width: 20px;
  height: 1px;
  background: var(--green);
  opacity: 0.7;
}

.milestones-heading h2 {
  max-width: 16em;
  margin: 0 auto;
  font-size: clamp(2rem, 4.5vw, 3.2rem);
  line-height: 1.1;
  letter-spacing: -0.04em;
}

.milestones-description {
  max-width: 650px;
  margin: 22px auto 0;
  color: var(--muted);
  font-size: 1.05rem;
  line-height: 1.8;
}

/* Tarjetas */

.milestones-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
  margin-top: 58px;
  align-items: stretch;
}

.milestone-card {
  position: relative;
  display: flex;
  flex-direction: column;
  min-width: 0;
  min-height: 365px;
  padding: 26px;
  overflow: hidden;
  background: rgba(18, 23, 27, 0.72);
  border: 1px solid var(--line);
  border-radius: 14px;
  transition:
    border-color 0.25s ease,
    transform 0.25s ease,
    background 0.25s ease;
}

.milestone-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 26px;
  right: 26px;
  height: 2px;
  background: var(--green);
  opacity: 0;
  transform: scaleX(0.35);
  transform-origin: left;
  transition:
    opacity 0.25s ease,
    transform 0.25s ease;
}

.milestone-card:hover {
  border-color: rgba(125, 255, 20, 0.55);
  background: #1a2429;
  transform: translateY(-4px);
}

.milestone-card:hover::before {
  opacity: 1;
  transform: scaleX(1);
}

.milestone-card-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  padding-bottom: 22px;
  border-bottom: 1px solid rgba(59, 75, 85, 0.65);
}

.milestone-number {
  color: var(--green);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.12em;
}

.milestone-category {
  padding: 5px 10px;
  border: 1px solid rgba(125, 255, 20, 0.2);
  border-radius: 999px;
  color: var(--muted);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

/* Contenido */

.milestone-card-content {
  flex: 1;
  padding-top: 26px;
}

.milestone-logo-wrap {
  display: flex;
  align-items: center;
  justify-content: flex-start;
  min-height: 76px;
  margin-bottom: 24px;
}

.milestone-reiner-logo {
  display: block;
  width: auto;
  max-width: 180px;
  max-height: 64px;
  object-fit: contain;
  filter: grayscale(100%) brightness(0) invert(1);
  opacity: 0.85;
  transition:
    filter 0.25s ease,
    opacity 0.25s ease;
}

.milestone-client:hover .milestone-reiner-logo {
  filter: none;
  opacity: 1;
}

.milestone-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 58px;
  height: 58px;
  margin: 26px 0 24px;
  color: var(--green);
  background: rgba(125, 255, 20, 0.07);
  border: 1px solid rgba(125, 255, 20, 0.18);
  border-radius: 12px;
}

.milestone-icon svg {
  width: 30px;
  height: 30px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.7;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.milestone-card-content h3 {
  margin: 0 0 12px;
  color: var(--text);
  font-size: 1.2rem;
  line-height: 1.35;
  letter-spacing: -0.02em;
}

.milestone-card-content p {
  color: var(--muted);
  font-size: 0.93rem;
  line-height: 1.75;
}

/* Pie de cada tarjeta */

.milestone-card-footer {
  display: flex;
  align-items: center;
  gap: 9px;
  margin-top: 28px;
  padding-top: 18px;
  border-top: 1px solid rgba(59, 75, 85, 0.65);
  color: var(--muted);
  font-size: 0.78rem;
}

.milestone-dot {
  flex: 0 0 7px;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 10px rgba(125, 255, 20, 0.3);
}

/* Cierre de sección */

.milestones-bottom {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 22px;
  margin-top: 48px;
}

.milestones-bottom p {
  color: var(--muted);
  font-size: 0.85rem;
  text-align: center;
  letter-spacing: 0.025em;
}

.milestones-bottom-line {
  width: 44px;
  height: 1px;
  flex: 0 0 44px;
  background: var(--line);
}

/* Tablet */

@media (max-width: 900px) {
  .milestones {
    padding: 80px var(--gutter);
  }

  .milestones-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;
    margin-top: 42px;
  }

  .milestone-card {
    min-height: 340px;
    padding: 22px;
  }

  .milestone-card:first-child {
    grid-column: 1 / -1;
    min-height: 300px;
  }

  .milestone-card:first-child .milestone-card-content {
    max-width: 600px;
  }
}

/* Móvil */

@media (max-width: 600px) {
  .milestones {
    padding: 64px var(--gutter);
  }

  .milestones-eyebrow {
    font-size: 0.68rem;
    letter-spacing: 0.1em;
  }

  .milestones-eyebrow::before,
  .milestones-eyebrow::after {
    width: 12px;
  }

  .milestones-heading h2 {
    font-size: clamp(1.9rem, 8vw, 2.5rem);
  }

  .milestones-description {
    margin-top: 18px;
    font-size: 0.96rem;
    line-height: 1.7;
  }

  .milestones-grid {
    grid-template-columns: 1fr;
    gap: 14px;
    margin-top: 34px;
  }

  .milestone-card,
  .milestone-card:first-child {
    grid-column: auto;
    min-height: 0;
    padding: 22px;
  }

  .milestone-card-top {
    padding-bottom: 18px;
  }

  .milestone-card-content {
    padding-top: 22px;
  }

  .milestone-card:first-child .milestone-card-content {
    max-width: none;
  }

  .milestone-logo-wrap {
    min-height: 60px;
    margin-bottom: 20px;
  }

  .milestone-reiner-logo {
    max-width: 160px;
    max-height: 54px;
  }

  .milestone-icon {
    width: 52px;
    height: 52px;
    margin-bottom: 20px;
  }

  .milestone-card-footer {
    margin-top: 22px;
  }

  .milestones-bottom {
    gap: 12px;
    margin-top: 34px;
  }

  .milestones-bottom-line {
    width: 18px;
    flex-basis: 18px;
  }

  .milestones-bottom p {
    font-size: 0.78rem;
  }
}

/* Accesibilidad: reducir movimiento si el usuario lo solicita */

@media (prefers-reduced-motion: reduce) {

  .milestone-card,
  .milestone-card::before,
  .milestone-reiner-logo {
    transition: none;
  }

  .milestone-card:hover {
    transform: none;
  }
}

.milestone-award-logo {
  display: block;
  width: auto;
  max-width: 150px;
  max-height: 55px;
  object-fit: contain;
  filter: grayscale(100%) brightness(0) invert(1);
  opacity: 0.7;
  transition:
    filter 0.25s ease,
    opacity 0.25s ease;
}

.milestone-card:hover .milestone-award-logo {
  filter: none;
  opacity: 1;
}

@media (max-width: 600px) {
  .milestone-award-logo {
    max-width: 130px;
    max-height: 45px;
  }
}
.milestone-card:hover .logo-onekin {
    filter: drop-shadow(0 0 5px rgba(244, 247, 248, 0.7));
    opacity: 1;
}