/* ═══════════════════════════════════════════════════════
   Global Standard América — Premium Dark Glass Theme
   ═══════════════════════════════════════════════════════ */

/* ── Tokens ── */
:root {
  /* HSL-based refined palette */
  --h: 188;
  --s: 78%;
  --teal: hsl(var(--h), var(--s), 20%);
  --teal-deep: hsl(var(--h), var(--s), 10%);
  --green: hsl(145, 69%, 32%);
  --accent-1: hsl(152, 68%, 71%);
  --accent-2: hsl(187, 52%, 64%);

  /* Advanced Glassmorphism */
  --glass: hsla(0, 0%, 100%, 0.03);
  --glass-border: hsla(0, 0%, 100%, 0.12);
  --glass-hover: hsla(0, 0%, 100%, 0.07);
  --glass-text: hsla(0, 0%, 100%, 0.7);

  /* Elevation */
  --shadow-lg: 0 30px 90px rgba(0, 0, 0, 0.6);
  --shadow-md: 0 15px 45px rgba(0, 0, 0, 0.4);
  --radius: 20px;
  --ease: cubic-bezier(0.25, 1, 0.5, 1);
}

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

html {
  scroll-behavior: smooth
}

body {
  font-family: 'Inter', system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  color: #f1f5f9;
  line-height: 1.6;
  background: #080c10;
  -webkit-font-smoothing: antialiased;
}

/* ── Fixed atmospheric background ── */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(ellipse at 50% 0%, rgba(11, 79, 91, .6), rgba(8, 12, 16, .98) 70%),
    url('assets/slider1.jpg') center/cover no-repeat;
  pointer-events: none;
}

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

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

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0
}

.container {
  width: min(1120px, 92%);
  margin-inline: auto
}

/* ═══════ HEADER ═══════ */
.site-header {
  position: sticky;
  top: 0;
  z-index: 60;
  background: hsla(210, 33%, 5%, 0.85);
  backdrop-filter: saturate(180%) blur(25px);
  -webkit-backdrop-filter: saturate(180%) blur(25px);
  border-bottom: 1px solid var(--glass-border);
  transition: all 0.4s var(--ease);
}

.site-header.scrolled {
  padding: 4px 0;
  background: hsla(210, 33%, 3%, 0.95);
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.4);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 0
}

.brand {
  display: flex;
  gap: 10px;
  align-items: center
}

.brand img {
  border-radius: 8px
}

.brand-title {
  font-weight: 800;
  letter-spacing: -.01em;
  font-size: 16px
}

.brand-sub {
  font-size: 12px;
  color: rgba(255, 255, 255, .5)
}

.menu-toggle {
  display: none;
  border: 1px solid var(--glass-border);
  background: var(--glass);
  color: #fff;
  border-radius: 10px;
  padding: 8px 10px;
  cursor: pointer;
  font-size: 18px
}

.menu-list {
  display: flex;
  gap: 18px;
  align-items: center;
  list-style: none
}

.menu-list a {
  color: rgba(255, 255, 255, .75);
  font-weight: 600;
  font-size: 15px;
  transition: color .2s
}

.menu-list a:hover {
  color: #fff
}

/* ── Buttons ── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  padding: 14px 32px;
  font-weight: 750;
  font-size: 15px;
  background: linear-gradient(135deg, var(--teal), var(--green));
  color: #fff;
  border: 1px solid rgba(255, 255, 255, 0.1);
  cursor: pointer;
  box-shadow: 0 10px 25px rgba(11, 79, 91, 0.3);
  transition: all 0.4s var(--ease);
  position: relative;
  overflow: hidden;
}

.btn::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
  transform: translateX(-100%);
  transition: transform 0.6s var(--ease);
}

.btn:hover {
  transform: translateY(-4px) scale(1.02);
  box-shadow: 0 18px 40px rgba(11, 79, 91, 0.45);
  border-color: rgba(255, 255, 255, 0.3);
}

.btn:hover::after {
  transform: translateX(100%);
}

.btn-outline {
  background: var(--glass);
  border: 1px solid var(--glass-border);
  box-shadow: none;
  backdrop-filter: blur(12px);
}

.btn-outline:hover {
  background: var(--glass-hover);
  border-color: var(--accent-1);
}

/* ═══════ HERO SLIDER ═══════ */
.hero {
  padding: 0
}

.slider {
  position: relative;
  background: #000;
  overflow: hidden
}

.slides {
  position: relative;
  height: clamp(480px, 88vh, 920px)
}

.slide {
  position: absolute;
  inset: 0;
  display: grid;
  align-items: center;
  background-image: var(--bg);
  background-size: cover;
  background-position: var(--pos, 50% 50%);
  opacity: 0;
  transform: scale(1.1);
  transition: opacity 1.2s var(--ease), transform 1.2s var(--ease);
}

.slide.is-active {
  opacity: 1;
  z-index: 2
}

.overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(8, 12, 16, .55) 0%, rgba(8, 12, 16, .85) 100%);
  pointer-events: none
}

.slide-copy {
  position: relative;
  z-index: 3;
  width: min(780px, 90%);
  margin: 0 auto;
  text-align: center;
  color: #fff;
  text-shadow: 0 4px 24px rgba(0, 0, 0, .6)
}

.slide-copy h1,
.slide-copy h2 {
  font-size: clamp(38px, 6vw, 76px);
  line-height: 1.05;
  font-weight: 850;
  letter-spacing: -0.04em;
  margin-bottom: 24px;
  filter: drop-shadow(0 10px 20px rgba(0, 0, 0, 0.3));
}

.slide-copy p {
  font-size: clamp(17px, 1.8vw, 24px);
  color: hsla(0, 0%, 100%, 0.9);
  margin-bottom: 40px;
  max-width: 650px;
  margin-inline: auto;
  line-height: 1.5;
  font-weight: 500;
}

.cta {
  display: flex;
  gap: 14px;
  justify-content: center;
  flex-wrap: wrap
}

.accent {
  background: linear-gradient(90deg, var(--accent-1), var(--accent-2));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  font-weight: 800;
  text-shadow: none
}

/* Controls */
.controls {
  position: absolute;
  left: 20px;
  right: 20px;
  bottom: 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  pointer-events: none;
  z-index: 5
}

.ctrl {
  pointer-events: auto;
  width: 46px;
  height: 46px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  border: 1px solid rgba(255, 255, 255, .2);
  background: rgba(255, 255, 255, .08);
  backdrop-filter: blur(8px);
  color: #fff;
  font-size: 22px;
  cursor: pointer;
  transition: background .2s
}

.ctrl:hover {
  background: rgba(255, 255, 255, .2)
}

.dots {
  display: flex;
  gap: 8px;
  pointer-events: auto
}

.dots button {
  width: 10px;
  height: 10px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, .5);
  background: rgba(255, 255, 255, .15);
  cursor: pointer;
  transition: .3s
}

.dots button[aria-selected="true"] {
  background: #fff;
  transform: scale(1.25);
  border-color: #fff
}

.progress {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 3px;
  background: rgba(255, 255, 255, .08);
  z-index: 6;
  overflow: hidden
}

.progress span {
  display: block;
  height: 100%;
  width: 0;
  background: linear-gradient(90deg, var(--accent-1), var(--accent-2));
  transition: width linear
}

/* ═══════ SECTIONS ═══════ */
.section {
  padding: 100px 0
}

.section.alt {
  background: rgba(255, 255, 255, .02)
}

.section-header {
  text-align: center;
  margin-bottom: 56px
}

.section-header h2 {
  font-size: clamp(30px, 4vw, 48px);
  font-weight: 800;
  color: #fff;
  letter-spacing: -.02em
}

.section-header p {
  color: rgba(255, 255, 255, .55);
  font-size: 18px;
  margin-top: 12px
}

/* ═══════ CARDS ═══════ */
.cards {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px
}

.card {
  background: var(--glass);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--glass-border);
  box-shadow: var(--shadow-md);
  transition: all 0.5s var(--ease);
  display: flex;
  flex-direction: column;
  position: relative;
}

.card::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(800px circle at var(--mouse-x, 0) var(--mouse-y, 0), rgba(255, 255, 255, 0.06), transparent 40%);
  z-index: 1;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.5s;
}

.card:hover::before {
  opacity: 1;
}

.card:hover {
  transform: translateY(-12px) scale(1.01);
  box-shadow: var(--shadow-lg);
  background: var(--glass-hover);
  border-color: hsla(0, 0%, 100%, 0.3);
}

.card-img-wrap {
  width: 100%;
  height: 200px;
  overflow: hidden
}

.card-img-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .6s var(--ease)
}

.card:hover .card-img-wrap img {
  transform: scale(1.08)
}

.card-body {
  padding: 24px;
  flex: 1
}

.card-body h3 {
  font-size: 20px;
  font-weight: 800;
  color: #fff;
  margin-bottom: 10px
}

.card-body p {
  font-size: 15px;
  color: rgba(255, 255, 255, .65);
  line-height: 1.5
}

/* ═══════ SECTOR CHIPS ═══════ */
.grid-logos {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 16px
}

.logo-chip {
  text-align: center;
  padding: 24px 16px;
  font-weight: 700;
  font-size: 15px;
  background: var(--glass);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius);
  color: rgba(255, 255, 255, .85);
  box-shadow: var(--shadow-md);
  transition: all .3s var(--ease);
}

.logo-chip:hover {
  background: var(--glass-hover);
  transform: translateY(-5px);
  border-color: rgba(255, 255, 255, .25)
}

/* ═══════ ALLY MARQUEE ═══════ */
.ally-track {
  overflow: hidden;
  border-radius: 24px;
  border: 1px solid var(--glass-border);
  background: var(--glass);
  backdrop-filter: blur(10px);
  box-shadow: var(--shadow-md)
}

.ally-strip {
  display: flex;
  gap: 0;
  align-items: center;
  animation: marquee 22s linear infinite;
  min-width: max-content;
  will-change: transform
}

.ally-strip:hover {
  animation-play-state: paused
}

.ally-strip img {
  height: 80px;
  width: auto;
  object-fit: contain;
  padding: 20px;
  /* El filtro anterior invertía colores y causaba un bloque gris
     filter: brightness(0) invert(1) opacity(0.85); */
}

@keyframes marquee {
  from {
    transform: translateX(0)
  }

  to {
    transform: translateX(-50%)
  }
}

/* ═══════ STATS ═══════ */
.stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px
}

.stat {
  background: var(--glass);
  backdrop-filter: blur(14px);
  border: 1px solid var(--glass-border);
  border-radius: 20px;
  padding: 36px 24px;
  text-align: center;
  box-shadow: var(--shadow-md);
  transition: transform .3s var(--ease), border-color .3s
}

.stat:hover {
  transform: translateY(-5px);
  border-color: rgba(255, 255, 255, .2)
}

.stat .num {
  font-weight: 800;
  font-size: clamp(36px, 4.5vw, 58px);
  display: block;
  background: linear-gradient(90deg, var(--accent-1), var(--accent-2));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  margin-bottom: 8px
}

.stat small {
  color: rgba(255, 255, 255, .7);
  font-size: 16px;
  font-weight: 600
}

/* ═══════ ABOUT ═══════ */
.about {
  display: grid;
  grid-template-columns: .9fr 1.1fr;
  gap: 48px;
  align-items: center
}

.about-media {
  position: relative
}

.about-media img {
  width: 100%;
  border-radius: 24px;
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--glass-border);
}

.about-copy h2 {
  font-size: clamp(28px, 3.5vw, 44px);
  font-weight: 800;
  color: #fff;
  margin-bottom: 18px;
  line-height: 1.15
}

.about-copy p {
  color: rgba(255, 255, 255, .7);
  font-size: 18px;
  margin-bottom: 28px;
  line-height: 1.7
}

.values-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 32px
}

.value-card {
  background: var(--glass);
  border: 1px solid var(--glass-border);
  border-radius: 14px;
  padding: 20px;
  transition: all .3s var(--ease)
}

.value-card:hover {
  background: var(--glass-hover);
  border-color: rgba(255, 255, 255, .2);
  transform: translateY(-3px)
}

.value-card .icon {
  font-size: 28px;
  margin-bottom: 8px
}

.value-card h4 {
  font-size: 16px;
  font-weight: 700;
  color: #fff;
  margin-bottom: 4px
}

.value-card p {
  font-size: 14px;
  color: rgba(255, 255, 255, .55);
  margin: 0
}

/* ═══════ CONTACT ═══════ */
.contact-grid {
  display: grid;
  grid-template-columns: 1.2fr .8fr;
  gap: 24px
}

.contact-form {
  background: var(--glass);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius);
  padding: 36px;
  box-shadow: var(--shadow-lg)
}

.contact-card {
  background: linear-gradient(135deg, rgba(11, 79, 91, .7), rgba(25, 138, 63, .45));
  border: 1px solid rgba(255, 255, 255, .15);
  border-radius: var(--radius);
  padding: 36px;
  color: #fff;
  box-shadow: var(--shadow-lg);
  backdrop-filter: blur(12px)
}

.contact-card h3 {
  font-size: 24px;
  font-weight: 800;
  margin-bottom: 24px
}

.contact-list {
  list-style: none;
  padding: 0;
  margin: 0 0 28px
}

.contact-list li {
  margin-bottom: 16px;
  font-size: 15px;
  color: rgba(255, 255, 255, .85)
}

.contact-list a {
  color: var(--accent-1);
  font-weight: 700
}

.contact-list strong {
  color: #fff
}

.field {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 18px
}

.field label {
  font-size: 14px;
  font-weight: 600;
  color: rgba(255, 255, 255, .75)
}

input,
textarea {
  padding: 14px 16px;
  border-radius: 12px;
  border: 1px solid rgba(255, 255, 255, .15);
  background: rgba(0, 0, 0, .3);
  color: #fff;
  font: inherit;
  font-size: 16px;
  transition: all .25s
}

input::placeholder,
textarea::placeholder {
  color: rgba(255, 255, 255, .3)
}

input:focus,
textarea:focus {
  outline: none;
  border-color: var(--accent-1);
  box-shadow: 0 0 0 4px rgba(88, 224, 162, .12);
  background: rgba(0, 0, 0, .45)
}

/* ═══════ FOOTER ═══════ */
.site-footer {
  padding: 60px 0 30px;
  background: linear-gradient(to bottom, transparent, var(--teal-deep));
  border-top: 1px solid var(--glass-border);
  position: relative;
  overflow: hidden;
}

.site-footer::before {
  content: "";
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 100%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--accent-1), transparent);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr 1fr;
  align-items: start;
  gap: 40px;
}

.foot-brand {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 16px;
  font-weight: 800;
  font-size: 18px;
  color: #fff;
}

.foot-nav {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.foot-nav a {
  color: var(--glass-text);
  font-size: 15px;
  font-weight: 500;
  transition: all 0.3s;
}

.foot-nav a:hover {
  color: var(--accent-1);
  transform: translateX(4px);
}

.foot-copy {
  text-align: right;
  color: hsla(0, 0%, 100%, 0.3);
  font-size: 14px;
  align-self: end;
}

/* ═══════ UTILITIES ═══════ */
.to-top {
  position: fixed;
  right: 18px;
  bottom: 18px;
  border: none;
  background: rgba(255, 255, 255, .08);
  backdrop-filter: blur(10px);
  border: 1px solid var(--glass-border);
  color: #fff;
  border-radius: 999px;
  padding: 10px 12px;
  cursor: pointer;
  opacity: 0;
  transform: translateY(12px);
  transition: .3s var(--ease);
  box-shadow: var(--shadow-md);
  z-index: 50
}

.to-top.show {
  opacity: 1;
  transform: translateY(0)
}

.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 1s var(--ease), transform 1s var(--ease);
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

section[id] {
  scroll-margin-top: 76px
}

/* ═══════ RESPONSIVE ═══════ */
@media(max-width:1080px) {
  .cards {
    grid-template-columns: repeat(2, 1fr)
  }

  .grid-logos {
    grid-template-columns: repeat(3, 1fr)
  }

  .about {
    grid-template-columns: 1fr
  }

  .contact-grid {
    grid-template-columns: 1fr
  }

  .stats {
    grid-template-columns: repeat(2, 1fr)
  }
}

@media(max-width:720px) {
  .menu-toggle {
    display: block
  }

  .menu-list {
    position: absolute;
    right: 4%;
    top: 62px;
    background: rgba(8, 12, 16, .96);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius);
    flex-direction: column;
    gap: 0;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    display: none
  }

  .menu-list.open {
    display: flex
  }

  .menu-list a {
    padding: 16px 24px;
    display: block;
    width: 100%;
    text-align: center;
    border-bottom: 1px solid rgba(255, 255, 255, .05)
  }

  .cards {
    grid-template-columns: 1fr
  }

  .grid-logos {
    grid-template-columns: repeat(2, 1fr)
  }

  .footer-grid {
    grid-template-columns: 1fr;
    text-align: center
  }

  .foot-nav {
    justify-content: center;
    flex-wrap: wrap
  }

  .foot-copy {
    text-align: center
  }

  .ally-strip img {
    height: 56px
  }

  .values-grid {
    grid-template-columns: 1fr
  }
}

@media(max-width:600px) {
  .slides {
    height: min(60vh, 520px)
  }

  .slide-copy h1,
  .slide-copy h2 {
    font-size: clamp(24px, 8vw, 34px)
  }

  .slide-copy p {
    font-size: 15px
  }

  .btn {
    padding: 10px 18px;
    font-size: 14px
  }

  .ctrl {
    width: 36px;
    height: 36px
  }

  .stats {
    grid-template-columns: 1fr
  }

  .section {
    padding: 64px 0
  }

  .slide {
    background-position: var(--pos-m, var(--pos, 50% 50%))
  }
}