:root {
  --bg-primary: #05010d;
  --bg-secondary: #12021e;
  --text-primary: #f4f7ff;
  --text-secondary: rgba(239, 244, 255, 0.85);
  --text-muted: rgba(233, 237, 250, 0.7);
  --stroke: rgba(255, 255, 255, 0.72);
  --neon-pink: #ff008a;
  --neon-cyan: #00f0ff;
  --panel: rgba(7, 8, 18, 0.26);
  --border: rgba(255, 255, 255, 0.12);
  --shadow-soft: 0 30px 60px rgba(0, 0, 0, 0.34);
  --container-padding: 80px;
  --hero-height: 100vh;
}

* {
  box-sizing: border-box;
}

html {
  width: 100%;
  height: 100%;
  scroll-behavior: auto;
  overflow-x: hidden;
  overflow-y: auto;
}

body {
  margin: 0;
  width: 100%;
  min-height: 100%;
  font-family: "Manrope", sans-serif;
  color: var(--text-primary);
  background:
    radial-gradient(circle at 22% 62%, rgba(0, 136, 255, 0.32), transparent 28%),
    radial-gradient(circle at 76% 35%, rgba(255, 0, 138, 0.3), transparent 26%),
    linear-gradient(90deg, #040313 0%, #0e0420 42%, #170212 100%);
  overflow-x: hidden;
  overflow-y: auto;
}

body.loader-active {
  overflow: hidden;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(0, 240, 255, 0.08) 0%, transparent 28%, transparent 64%, rgba(255, 0, 138, 0.08) 100%),
    radial-gradient(circle at top, rgba(255, 255, 255, 0.04), transparent 46%);
  pointer-events: none;
}

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

button {
  font: inherit;
}

.page-shell {
  position: relative;
  width: 100vw;
  min-height: 100vh;
  overflow: visible;
}

.page-loader {
  position: fixed;
  inset: 0;
  z-index: 9999;
  display: grid;
  place-items: center;
  background:
    radial-gradient(circle at 28% 24%, rgba(0, 240, 255, 0.12), transparent 32%),
    radial-gradient(circle at 72% 68%, rgba(255, 0, 138, 0.1), transparent 28%),
    linear-gradient(90deg, #040311 0%, #0a051a 50%, #050310 100%);
  opacity: 1;
  clip-path: inset(0 0 0 0);
}

.page-loader::after {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 50% 46%, transparent 0%, rgba(1, 1, 4, 0.44) 72%, rgba(1, 1, 4, 0.76) 100%);
  pointer-events: none;
}

.page-loader__noise {
  position: absolute;
  inset: 0;
  background:
    repeating-linear-gradient(120deg, rgba(255, 255, 255, 0.02) 0, rgba(255, 255, 255, 0.02) 1px, transparent 1px, transparent 24px),
    radial-gradient(circle at 20% 30%, rgba(0, 240, 255, 0.08), transparent 28%),
    radial-gradient(circle at 78% 70%, rgba(255, 0, 138, 0.06), transparent 32%);
  opacity: 0.5;
  animation: loaderNoise 2.2s linear infinite;
  pointer-events: none;
}

.page-loader__core {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 30px;
  place-items: center;
}

.page-loader__brand {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: clamp(16px, 3vw, 28px);
  will-change: transform, opacity;
}

.page-loader__logo-wrap {
  position: relative;
  width: min(94px, 22vw);
  aspect-ratio: 1 / 1;
  flex-shrink: 0;
}

.page-loader__logo {
  position: relative;
  z-index: 2;
  width: 100%;
  height: auto;
  opacity: 0.88;
  filter:
    drop-shadow(0 0 8px rgba(0, 240, 255, 0.28))
    drop-shadow(0 0 18px rgba(255, 0, 138, 0.24));
}

.page-loader__logo-pixel {
  position: absolute;
  inset: 0;
  z-index: 1;
  background:
    repeating-linear-gradient(90deg, rgba(0, 240, 255, 0.92) 0 2px, rgba(255, 0, 138, 0.88) 2px 4px),
    repeating-linear-gradient(180deg, rgba(255, 255, 255, 0.28) 0 1px, rgba(255, 255, 255, 0) 1px 3px);
  -webkit-mask: url("../img/Fivecon-FonteDev.svg") center / contain no-repeat;
  mask: url("../img/Fivecon-FonteDev.svg") center / contain no-repeat;
  clip-path: inset(100% 0 0 0);
  filter: drop-shadow(0 0 14px rgba(0, 240, 255, 0.42));
}

.page-loader__word {
  position: relative;
  font-family: "Orbitron", sans-serif;
  font-size: clamp(18px, 4.2vw, 36px);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  white-space: nowrap;
  background: linear-gradient(90deg, #f4f7ff 0%, #a8d5ff 100%);
  background-clip: text;
  -webkit-background-clip: text;
  color: transparent;
  clip-path: inset(0 100% 0 0);
  will-change: clip-path, transform, opacity;
}

.page-loader__brand-sweep {
  position: absolute;
  top: 50%;
  left: -22%;
  width: 130%;
  height: 84%;
  background: linear-gradient(
    90deg,
    transparent 0%,
    rgba(0, 240, 255, 0.02) 14%,
    rgba(0, 240, 255, 0.58) 35%,
    rgba(255, 0, 138, 0.48) 60%,
    rgba(255, 255, 255, 0.12) 74%,
    transparent 100%
  );
  transform: translate3d(-100%, -50%, 0) skewX(-14deg);
  opacity: 0;
  pointer-events: none;
  mix-blend-mode: screen;
  filter: blur(0.5px);
  will-change: transform, opacity;
}

.page-loader__label {
  margin: 0;
  font-size: clamp(11px, 1.1vw, 13px);
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-weight: 500;
  color: rgba(240, 245, 255, 0.76);
}

.page-loader__bar {
  width: min(240px, 64vw);
  height: 3px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.08);
  box-shadow: inset 0 0 8px rgba(0, 0, 0, 0.4);
  overflow: hidden;
}

.page-loader__bar-fill {
  display: block;
  width: 100%;
  height: 100%;
  transform: scaleX(0);
  transform-origin: 0% 50%;
  background: linear-gradient(90deg, rgba(0, 240, 255, 0.94), rgba(255, 0, 138, 0.88));
  box-shadow: 0 0 16px rgba(0, 240, 255, 0.4);
}

@keyframes loaderNoise {
  0% {
    transform: translate3d(0, 0, 0);
  }
  100% {
    transform: translate3d(-24px, 12px, 0);
  }
}

.showcase {
  position: relative;
  min-height: 100vh;
  padding: 96px 80px 110px;
  background:
    radial-gradient(circle at 50% 18%, rgba(0, 240, 255, 0.08), transparent 24%),
    radial-gradient(circle at 50% 82%, rgba(255, 0, 138, 0.1), transparent 26%),
    linear-gradient(180deg, #080612 0%, #05040a 100%);
}

.showcase__inner {
  max-width: 1760px;
  margin: 0 auto;
}

.showcase__header {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 24px;
  margin-bottom: 42px;
}

.showcase__title {
  margin: 0;
  font-family: "Orbitron", sans-serif;
  font-size: clamp(32px, 3.6vw, 64px);
  line-height: 1;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: #f6f8ff;
}

.coverflow-nav {
  position: absolute;
  inset: 0;
  z-index: 12;
  display: flex;
  align-items: center;
  justify-content: space-between;
  pointer-events: none;
  padding: 0 18px;
}

.showcase__copy {
  max-width: 620px;
  margin: 30px auto 0;
  text-align: center;
}

.showcase__copy-title {
  margin: 0;
  font-family: "Orbitron", sans-serif;
  font-size: clamp(24px, 2.8vw, 48px);
  line-height: 0.95;
  letter-spacing: -0.05em;
  text-transform: uppercase;
  color: #f6f8ff;
  opacity: 1;
  will-change: transform, opacity, filter;
}

.showcase__copy-description {
  margin: 12px auto 0;
  max-width: 460px;
  color: rgba(239, 244, 255, 0.72);
  font-size: 16px;
  line-height: 1.6;
  opacity: 1;
  will-change: transform, opacity, filter;
}

.coverflow-nav__button {
  width: 46px;
  height: 46px;
  border: 1px solid var(--border);
  border-radius: 999px;
  color: var(--text-primary);
  background: rgba(9, 10, 22, 0.45);
  backdrop-filter: blur(16px);
  box-shadow: var(--shadow-soft);
  cursor: pointer;
  transition:
    transform 180ms ease,
    background-color 180ms ease,
    border-color 180ms ease;
  pointer-events: auto;
}

.coverflow-nav__button:hover {
  transform: translateY(-2px);
  border-color: rgba(255, 255, 255, 0.26);
  background: linear-gradient(135deg, rgba(0, 240, 255, 0.14), rgba(255, 0, 138, 0.18));
}

.coverflow-stage {
  position: relative;
  height: 620px;
  perspective: 1800px;
  transform: translateZ(0);
  overflow: visible;
}

.coverflow-track {
  position: absolute;
  inset: 0;
  transform-style: preserve-3d;
  will-change: transform;
}

.coverflow-card {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 280px;
  height: 420px;
  border-radius: 28px;
  overflow: hidden;
  transform-style: preserve-3d;
  backface-visibility: hidden;
  box-shadow:
    0 24px 60px rgba(0, 0, 0, 0.45),
    0 0 0 1px rgba(255, 255, 255, 0.08) inset;
  background: #0d0a17;
  transform: translate(-50%, -50%) translateZ(0);
  transition: opacity 220ms ease;
  will-change: transform, opacity;
  cursor: pointer;
}

.coverflow-card:hover {
  box-shadow:
    0 28px 72px rgba(0, 0, 0, 0.52),
    0 0 0 1px rgba(255, 255, 255, 0.1) inset;
}

.coverflow-card::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  border: 1px solid rgba(255, 255, 255, 0.08);
  pointer-events: none;
  z-index: 2;
}

.coverflow-card__media {
  position: absolute;
  inset: 0;
  overflow: hidden;
  background:
    linear-gradient(180deg, rgba(8, 10, 18, 0.04) 0%, rgba(8, 10, 18, 0.18) 100%),
    #090b14;
  backface-visibility: hidden;
}

.coverflow-card__image {
  display: block;
  width: 100%;
  height: auto;
  min-height: 100%;
  transform: translateY(0);
  transition: transform 6s cubic-bezier(0.22, 1, 0.36, 1);
  will-change: transform;
}

.coverflow-card__image.is-fill-height {
  width: auto;
  height: 100%;
  min-width: 100%;
  min-height: 0;
}

@media (hover: hover) and (pointer: fine) {
  .coverflow-card:hover .coverflow-card__image {
    transform: translateY(calc(-1 * var(--card-pan-distance, 0px)));
  }
}

.stack {
  position: relative;
  padding: 100px 80px 130px;
  background:
    radial-gradient(circle at 16% 22%, rgba(0, 240, 255, 0.12), transparent 28%),
    radial-gradient(circle at 86% 74%, rgba(255, 0, 138, 0.14), transparent 32%),
    linear-gradient(180deg, #06040d 0%, #04030a 100%);
}

.stack__inner {
  max-width: 1760px;
  margin: 0 auto;
}

.stack__header {
  max-width: 760px;
  margin-bottom: 40px;
}

.stack__eyebrow {
  margin: 0;
  font-size: 14px;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: rgba(239, 244, 255, 0.7);
}

.stack__title {
  margin: 12px 0 0;
  font-family: "Orbitron", sans-serif;
  font-size: clamp(28px, 2.9vw, 54px);
  line-height: 1;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: #f6f8ff;
}

.stack__summary {
  margin: 18px 0 0;
  max-width: 640px;
  color: rgba(239, 244, 255, 0.78);
  font-size: 17px;
  line-height: 1.6;
}

.stack__layout {
  display: grid;
  grid-template-columns: minmax(360px, 0.8fr) minmax(480px, 1.2fr);
  gap: 28px;
  align-items: stretch;
}

.stack-media {
  position: relative;
  min-height: 620px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 30px;
  overflow: hidden;
  background:
    radial-gradient(circle at 50% 48%, rgba(255, 255, 255, 0.03), transparent 54%),
    linear-gradient(140deg, rgba(9, 10, 22, 0.66), rgba(6, 8, 14, 0.9));
  backdrop-filter: blur(16px);
  box-shadow: var(--shadow-soft);
}

.stack-media__ambient {
  position: absolute;
  border-radius: 999px;
  filter: blur(78px);
  pointer-events: none;
}

.stack-media__ambient--cyan {
  width: 230px;
  height: 230px;
  top: -56px;
  left: -36px;
  background: rgba(0, 240, 255, 0.24);
}

.stack-media__ambient--pink {
  width: 270px;
  height: 270px;
  right: -70px;
  bottom: -86px;
  background: rgba(255, 0, 138, 0.28);
}

.stack-media__frame {
  position: absolute;
  inset: 18px 28px 78px 28px;
  border-radius: 24px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.14);
  background: rgba(5, 9, 16, 0.68);
  box-shadow:
    0 24px 80px rgba(0, 0, 0, 0.48),
    0 0 28px rgba(0, 240, 255, 0.08);
  transition:
    transform 220ms ease,
    border-color 220ms ease,
    box-shadow 220ms ease,
    background-color 220ms ease;
  z-index: 2;
}

.stack-media__frame:hover {
  transform: translateY(-4px) scale(1.01);
  border-color: rgba(255, 255, 255, 0.26);
  box-shadow:
    0 28px 88px rgba(0, 0, 0, 0.56),
    0 0 36px rgba(255, 0, 138, 0.12);
}

.stack-media__video {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center center;
  filter: saturate(1.08) contrast(1.04) brightness(0.78);
}

.stack-media__frame::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(4, 7, 14, 0.12) 0%, rgba(5, 8, 14, 0.4) 100%),
    radial-gradient(circle at 50% 40%, rgba(0, 240, 255, 0.14), transparent 32%),
    radial-gradient(circle at 78% 78%, rgba(255, 0, 138, 0.18), transparent 26%);
  pointer-events: none;
}

.stack-media__scan {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    180deg,
    rgba(255, 255, 255, 0) 0%,
    rgba(255, 255, 255, 0.04) 48%,
    rgba(255, 255, 255, 0) 100%
  );
  mix-blend-mode: screen;
  animation: stackScan 5.8s linear infinite;
  pointer-events: none;
}

.stack-media__caption {
  position: absolute;
  left: 16px;
  right: 16px;
  bottom: 16px;
  padding: 14px 16px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 18px;
  background: rgba(6, 10, 18, 0.62);
  backdrop-filter: blur(14px);
  z-index: 1;
}

.stack-media__caption small {
  display: block;
  margin-bottom: 6px;
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(239, 244, 255, 0.66);
}

.stack-media__caption strong {
  display: block;
  font-family: "Orbitron", sans-serif;
  font-size: clamp(14px, 1.05vw, 20px);
  line-height: 1.45;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: #f7f9ff;
}

.stack-media__badge {
  position: absolute;
  display: flex;
  flex-direction: column;
  gap: 6px;
  max-width: 210px;
  padding: 12px 14px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 16px;
  background: rgba(7, 9, 16, 0.68);
  backdrop-filter: blur(14px);
  z-index: 3;
}

.stack-media__badge strong {
  font-family: "Orbitron", sans-serif;
  font-size: 13px;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  color: #f7f9ff;
}

.stack-media__badge span {
  font-size: 12px;
  line-height: 1.45;
  color: rgba(239, 244, 255, 0.68);
}

.stack-media__badge--top {
  top: 12px;
  left: 18px;
}

.stack-media__badge--middle {
  top: 82px;
  right: 18px;
}

.stack-media__badge--bottom {
  bottom: 14px;
  left: 18px;
}

.stack-panels {
  display: grid;
}

.stack-panel {
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 24px;
  padding: 22px;
  background: rgba(9, 10, 22, 0.48);
  backdrop-filter: blur(14px);
  box-shadow: var(--shadow-soft);
}

.stack-panel__topbar {
  display: flex;
  align-items: flex-start;
  justify-content: flex-start;
  gap: 18px;
}

.stack-panel__eyebrow {
  margin: 0 0 8px;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: rgba(239, 244, 255, 0.62);
}

.stack-panel__title {
  margin: 0;
  font-family: "Orbitron", sans-serif;
  font-size: clamp(18px, 1.4vw, 28px);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: #f7f9ff;
}

.stack-panel__divider {
  height: 1px;
  margin-top: 20px;
  background: linear-gradient(90deg, rgba(0, 240, 255, 0), rgba(255, 255, 255, 0.18), rgba(255, 0, 138, 0));
}

.stack-group {
  margin-top: 22px;
}

.stack-group h4 {
  margin: 0;
  font-size: 14px;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: rgba(239, 244, 255, 0.76);
}

.stack-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 12px;
}

.stack-chip {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 9px 12px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  background: rgba(7, 9, 16, 0.72);
  color: rgba(244, 247, 255, 0.92);
  font-size: 13px;
  letter-spacing: 0.05em;
  line-height: 1;
  overflow: hidden;
  transition:
    transform 180ms ease,
    border-color 180ms ease,
    color 180ms ease;
  --spotlight-size: 120px;
}

.stack-chip i {
  position: relative;
  z-index: 1;
  font-size: 16px;
  color: #f8fbff;
}

.stack-chip img {
  position: relative;
  z-index: 1;
  width: 16px;
  height: 16px;
  object-fit: contain;
  filter: brightness(0) saturate(100%) invert(100%);
  opacity: 0.94;
}

.stack-chip__mark {
  position: relative;
  z-index: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 20px;
  height: 20px;
  padding: 0 6px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.1);
  font-size: 10px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #ffffff;
}

.stack-chip span {
  position: relative;
  z-index: 1;
}

.stack-chip--soft {
  padding-inline: 14px;
  border-color: rgba(255, 0, 138, 0.16);
  background: rgba(22, 8, 22, 0.6);
}

.stack-chip--featured {
  border-color: rgba(255, 0, 138, 0.28);
  background: linear-gradient(135deg, rgba(0, 240, 255, 0.14), rgba(255, 0, 138, 0.18));
  box-shadow:
    0 0 0 1px rgba(255, 255, 255, 0.08) inset,
    0 0 28px rgba(255, 0, 138, 0.12);
}

.stack-chip--featured .stack-chip__mark,
.stack-chip--featured i {
  color: #ffffff;
  background: rgba(255, 255, 255, 0.14);
}

.stack-chip--featured img {
  opacity: 1;
}

.stack-chip::after {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(
    circle var(--spotlight-size) at var(--spotlight-x, -180px) var(--spotlight-y, -180px),
    rgba(0, 240, 255, 0.28) 0,
    rgba(255, 0, 138, 0.22) 48%,
    rgba(255, 255, 255, 0) 74%
  );
  opacity: 0;
  transition: opacity 180ms ease;
  pointer-events: none;
}

.stack-chip.is-spotlit::after {
  opacity: 1;
}

.stack-chip:hover,
.stack-chip:focus-visible {
  transform: translateY(-2px);
  border-color: rgba(255, 255, 255, 0.28);
  color: #ffffff;
}

.stack-study-toggle {
  width: 100%;
  margin-top: 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 999px;
  padding: 12px 16px;
  background: rgba(8, 10, 19, 0.66);
  color: rgba(244, 247, 255, 0.9);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 12px;
  cursor: pointer;
  transition:
    border-color 180ms ease,
    background-color 180ms ease,
    box-shadow 180ms ease;
}

.stack-study-toggle:hover,
.stack-study-toggle:focus-visible,
.stack-study-toggle.is-active {
  border-color: rgba(255, 255, 255, 0.32);
  background: linear-gradient(135deg, rgba(0, 240, 255, 0.12), rgba(255, 0, 138, 0.2));
  box-shadow: 0 0 24px rgba(255, 0, 138, 0.16);
}

.stack-study-toggle__indicator {
  width: 38px;
  height: 20px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.3);
  background: rgba(8, 10, 16, 0.9);
  position: relative;
  flex-shrink: 0;
}

.stack-study-toggle__indicator::after {
  content: "";
  position: absolute;
  top: 2px;
  left: 2px;
  width: 14px;
  height: 14px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.84);
  transition: transform 220ms ease, background-color 220ms ease;
}

.stack-study-toggle.is-active .stack-study-toggle__indicator::after {
  transform: translateX(18px);
  background: #00f0ff;
}

.stack-study {
  margin-top: 18px;
  overflow: hidden;
}

.stack-study__label {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: rgba(239, 244, 255, 0.62);
}

.stack-chip--study {
  border-color: rgba(0, 240, 255, 0.24);
  background: rgba(6, 16, 24, 0.68);
}

.contact {
  position: relative;
  padding: 110px 80px 120px;
  overflow: hidden;
  background:
    radial-gradient(circle at 16% 22%, rgba(0, 240, 255, 0.16), transparent 34%),
    radial-gradient(circle at 88% 72%, rgba(255, 0, 138, 0.16), transparent 38%),
    linear-gradient(180deg, #05040b 0%, #04020a 100%);
}

.contact::before,
.contact::after {
  content: "";
  position: absolute;
  pointer-events: none;
  will-change: transform, opacity;
}

.contact::before {
  width: 580px;
  height: 580px;
  right: -190px;
  top: 24px;
  border-radius: 42% 58% 58% 42% / 42% 44% 56% 58%;
  background: linear-gradient(135deg, rgba(0, 240, 255, 0.2), rgba(255, 0, 138, 0.2));
  filter: blur(18px);
  transform: rotateX(42deg) rotateY(-12deg);
  animation: contactFloat 16s ease-in-out infinite;
}

.contact::after {
  inset: 0;
  background:
    repeating-linear-gradient(
      115deg,
      rgba(255, 255, 255, 0.03) 0,
      rgba(255, 255, 255, 0.03) 1px,
      transparent 1px,
      transparent 30px
    );
  opacity: 0.16;
  animation: contactGridDrift 26s linear infinite;
}

.contact__inner {
  position: relative;
  z-index: 1;
  max-width: 1760px;
  margin: 0 auto;
}

.contact__layout {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(320px, 0.9fr);
  align-items: center;
  gap: 36px;
}

.contact__content {
  max-width: 980px;
}

.contact__eyebrow {
  margin: 0;
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: rgba(239, 244, 255, 0.7);
}

.contact__title {
  margin: 12px 0 0;
  max-width: 900px;
  font-family: "Orbitron", sans-serif;
  font-size: clamp(30px, 3.2vw, 58px);
  line-height: 1.05;
  letter-spacing: 0.025em;
  text-transform: uppercase;
  color: #f7f9ff;
  background: linear-gradient(95deg, #f9fcff 16%, #bdf3ff 38%, #ffb2de 62%, #f8fbff 84%);
  background-size: 230% 230%;
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  animation: contactTitleFlow 9s ease-in-out infinite;
  text-wrap: balance;
}

.contact__summary {
  margin: 18px 0 0;
  max-width: 700px;
  color: rgba(239, 244, 255, 0.8);
  font-size: 17px;
  line-height: 1.58;
}

.contact__actions {
  margin-top: 34px;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}

.contact-link {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 54px;
  padding: 12px 16px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 16px;
  background: rgba(8, 10, 19, 0.8);
  color: #f7f9ff;
  font-size: 14px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  overflow: hidden;
  transform: translateY(var(--lift, 0px)) perspective(680px) rotateX(var(--tilt-x, 0deg)) rotateY(var(--tilt-y, 0deg)) scale(var(--scale, 1));
  transition:
    transform 220ms ease,
    border-color 220ms ease,
    background-color 220ms ease,
    box-shadow 220ms ease;
}

.contact-link::after {
  content: "";
  position: absolute;
  inset: -40% auto -40% -60%;
  width: 42%;
  transform: rotate(18deg) translateX(-180%);
  background: linear-gradient(90deg, rgba(255, 255, 255, 0), rgba(255, 255, 255, 0.24), rgba(255, 255, 255, 0));
  transition: transform 360ms ease;
  pointer-events: none;
}

.contact-link img {
  width: 18px;
  height: 18px;
  opacity: 0.86;
}

.contact-link img.icon-white {
  filter: brightness(0) saturate(100%) invert(100%);
}

.contact-link:hover,
.contact-link:focus-visible {
  --lift: -2px;
  --scale: 1.01;
  border-color: rgba(255, 255, 255, 0.3);
  background: linear-gradient(135deg, rgba(0, 240, 255, 0.14), rgba(255, 0, 138, 0.2));
  box-shadow: 0 0 30px rgba(0, 240, 255, 0.12);
}

.contact-link:hover::after,
.contact-link:focus-visible::after {
  transform: rotate(18deg) translateX(460%);
}

.contact-link:focus-visible {
  outline: 2px solid rgba(0, 240, 255, 0.66);
  outline-offset: 2px;
}

.contact-link--whatsapp {
  grid-column: 1 / -1;
  justify-content: flex-start;
  align-items: center;
  min-height: 76px;
  padding: 16px 18px;
  border-color: rgba(0, 240, 255, 0.34);
  background:
    linear-gradient(125deg, rgba(0, 240, 255, 0.2), rgba(255, 0, 138, 0.3)),
    rgba(8, 10, 19, 0.88);
  box-shadow:
    0 0 28px rgba(0, 240, 255, 0.2),
    0 0 0 1px rgba(255, 255, 255, 0.08) inset;
}

.contact-link--whatsapp::before {
  content: "";
  position: absolute;
  inset: -40%;
  border-radius: inherit;
  background: conic-gradient(from 0deg, rgba(0, 240, 255, 0), rgba(0, 240, 255, 0.36), rgba(255, 0, 138, 0.24), rgba(0, 240, 255, 0));
  animation: whatsappRing 5.5s linear infinite;
  opacity: 0.55;
  pointer-events: none;
}

.contact-link--whatsapp:hover,
.contact-link--whatsapp:focus-visible {
  --lift: -3px;
  --scale: 1.02;
  border-color: rgba(255, 255, 255, 0.4);
  box-shadow:
    0 0 42px rgba(0, 240, 255, 0.24),
    0 0 50px rgba(255, 0, 138, 0.18);
}

.contact-link__mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  border-radius: 12px;
  border: 1px solid rgba(255, 255, 255, 0.26);
  background: rgba(6, 12, 17, 0.72);
  font-family: "Orbitron", sans-serif;
  font-size: 13px;
  letter-spacing: 0.08em;
}

.contact-link__text {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 4px;
}

.contact-link__mark,
.contact-link img {
  position: relative;
  z-index: 1;
}

.contact-link__text strong {
  font-family: "Orbitron", sans-serif;
  font-size: 18px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.contact-link__text small {
  font-size: 11px;
  letter-spacing: 0.11em;
  text-transform: uppercase;
  color: rgba(239, 244, 255, 0.78);
}

.contact-brand {
  position: relative;
  display: grid;
  place-items: center;
  min-height: 440px;
  transform: perspective(760px) rotateX(var(--tilt-x, 0deg)) rotateY(var(--tilt-y, 0deg));
  transition: transform 220ms ease;
}

.contact-brand__orb {
  position: absolute;
  width: min(430px, 84vw);
  aspect-ratio: 1 / 1;
  border-radius: 50%;
  filter: blur(2px);
  animation: logoDrift 8.5s ease-in-out infinite;
}

.contact-brand__orb::before,
.contact-brand__orb::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
}

.contact-brand__orb::before {
  background:
    radial-gradient(circle at 26% 34%, rgba(255, 255, 255, 0.72), transparent 24%),
    radial-gradient(circle at 44% 42%, rgba(0, 240, 255, 0.74), transparent 34%),
    radial-gradient(circle at 60% 58%, rgba(255, 0, 138, 0.62), transparent 36%);
  filter: blur(10px);
  opacity: 0.96;
}

.contact-brand__orb::after {
  inset: 6%;
  border: 2px solid rgba(171, 214, 255, 0.7);
  box-shadow:
    0 0 22px rgba(157, 206, 255, 0.66),
    0 0 64px rgba(115, 171, 255, 0.36);
  animation: logoRingSpin 11s linear infinite;
}

.contact-brand__logo {
  position: relative;
  z-index: 1;
  width: min(430px, 86vw);
  height: auto;
  filter:
    drop-shadow(0 0 22px rgba(0, 240, 255, 0.28))
    drop-shadow(0 0 44px rgba(255, 0, 138, 0.2));
  transform: translate3d(0, 0, 0);
  animation: logoFloat 7s ease-in-out infinite;
}

.site-footer {
  position: relative;
  padding: 28px 80px 38px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(3, 2, 9, 0.82);
}

.site-footer__inner {
  max-width: 1760px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  text-align: center;
}

.site-footer small {
  color: rgba(239, 244, 255, 0.72);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  font-size: 11px;
}

@keyframes contactFloat {
  0%,
  100% {
    transform: translate3d(0, 0, 0) rotateX(42deg) rotateY(-12deg);
  }
  50% {
    transform: translate3d(-18px, -12px, 0) rotateX(42deg) rotateY(-6deg);
  }
}

@keyframes contactGridDrift {
  0% {
    transform: translate3d(0, 0, 0);
  }
  100% {
    transform: translate3d(-42px, 18px, 0);
  }
}

@keyframes contactTitleFlow {
  0%,
  100% {
    background-position: 0% 50%;
  }
  50% {
    background-position: 100% 50%;
  }
}

@keyframes whatsappRing {
  0% {
    transform: rotate(0deg);
  }
  100% {
    transform: rotate(360deg);
  }
}

@keyframes logoRingSpin {
  0% {
    transform: rotate(0deg) scale(1);
  }
  50% {
    transform: rotate(180deg) scale(1.03);
  }
  100% {
    transform: rotate(360deg) scale(1);
  }
}

@keyframes logoFloat {
  0%,
  100% {
    transform: translate3d(0, 0, 0);
  }
  50% {
    transform: translate3d(0, -10px, 0);
  }
}

@keyframes logoDrift {
  0%,
  100% {
    transform: translate3d(0, 0, 0) scale(1);
  }
  50% {
    transform: translate3d(8px, -6px, 0) scale(1.04);
  }
}

@media (max-width: 1440px) {
  .contact {
    padding: 90px 40px 98px;
  }

  .contact__layout {
    grid-template-columns: minmax(0, 1fr) minmax(280px, 0.85fr);
    gap: 24px;
  }

  .contact-brand {
    min-height: 380px;
  }

  .site-footer {
    padding: 24px 40px 32px;
  }
}

@media (max-width: 1080px) {
  .contact__layout {
    grid-template-columns: minmax(0, 1fr);
    gap: 22px;
  }

  .contact-brand {
    min-height: 320px;
    order: -1;
  }

  .contact-brand__logo {
    width: min(300px, 78vw);
  }

  .contact-brand__orb {
    width: min(320px, 80vw);
  }

  .contact__actions {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .contact-link--whatsapp {
    grid-column: 1 / -1;
  }
}

@media (max-width: 860px) {
  .contact {
    padding: 74px 20px 86px;
  }

  .contact__summary {
    font-size: 15px;
  }

  .contact-brand {
    min-height: 280px;
  }

  .contact__actions {
    grid-template-columns: minmax(0, 1fr);
    gap: 10px;
  }

  .contact-link {
    min-height: 50px;
  }

  .contact-link--whatsapp {
    min-height: 68px;
    padding: 14px;
  }

  .contact-link__text strong {
    font-size: 16px;
  }

  .site-footer {
    padding: 22px 20px 30px;
  }

  .site-footer__inner {
    justify-content: center;
    align-items: center;
  }
}

@media (prefers-reduced-motion: reduce) {
  .contact::before,
  .contact::after,
  .contact__title,
  .contact-brand__orb,
  .contact-brand__orb::after,
  .contact-brand__logo,
  .contact-link--whatsapp::before {
    animation: none;
  }

  .contact-link {
    transform: none;
  }
}

@keyframes stackScan {
  0% {
    transform: translateY(-100%);
  }
  100% {
    transform: translateY(100%);
  }
}

@keyframes stackFloat {
  0%,
  100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-8px);
  }
}

.stack-media__badge--top,
.stack-media__badge--middle,
.stack-media__badge--bottom {
  animation: stackFloat 7.5s ease-in-out infinite;
}

.stack-media__badge--middle {
  animation-delay: 1.1s;
}

.stack-media__badge--bottom {
  animation-delay: 2.2s;
}

@media (max-width: 1440px) {
  .showcase {
    padding: 80px 40px 96px;
  }

  .showcase__header {
    justify-content: center;
  }

  .coverflow-stage {
    height: 580px;
  }

  .stack {
    padding: 86px 40px 104px;
  }

  .stack__layout {
    grid-template-columns: minmax(280px, 1fr);
  }

  .stack-media {
    min-height: 500px;
  }

  .stack-panel__topbar {
    flex-direction: column;
    align-items: flex-start;
  }

  .stack-study-toggle {
    min-width: 0;
    width: 100%;
  }
}

.topbar {
  position: absolute;
  top: 0;
  left: 0;
  z-index: 4;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  width: 100%;
  padding: 55px var(--container-padding) 0;
}

.brand-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 80px;
  height: 67px;
  transition: transform 220ms ease;
}

.brand-mark:hover {
  transform: translateY(-2px);
}

.brand-mark img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.topbar-actions {
  display: flex;
  align-items: center;
  gap: 20px;
}

.language-switch {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: rgba(9, 10, 22, 0.45);
  backdrop-filter: blur(16px);
  box-shadow: var(--shadow-soft);
}

.language-switch__button {
  border: 0;
  border-radius: 999px;
  padding: 8px 14px;
  color: var(--text-muted);
  background: transparent;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  cursor: pointer;
  transition:
    background-color 220ms ease,
    color 220ms ease,
    box-shadow 220ms ease;
}

.language-switch__button.is-active {
  color: var(--text-primary);
  background: linear-gradient(135deg, rgba(0, 240, 255, 0.18), rgba(255, 0, 138, 0.24));
  box-shadow: 0 0 24px rgba(255, 0, 138, 0.16);
}

.social-links {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
}

.social-links a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 35px;
  height: 35px;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: rgba(9, 10, 22, 0.45);
  backdrop-filter: blur(16px);
  box-shadow: var(--shadow-soft);
  transition:
    transform 220ms ease,
    box-shadow 220ms ease,
    background-color 220ms ease,
    border-color 220ms ease;
}

.social-links a:hover {
  transform: translateY(-2px);
  border-color: rgba(255, 255, 255, 0.28);
  box-shadow: 0 0 22px rgba(0, 240, 255, 0.18);
  background: linear-gradient(135deg, rgba(0, 240, 255, 0.12), rgba(255, 0, 138, 0.18));
}

.social-links img {
  display: block;
  width: 18px;
  height: 18px;
  opacity: 0.82;
}

.social-links img.icon-white {
  filter: brightness(0) saturate(100%) invert(100%);
  opacity: 0.9;
}

.hero {
  position: relative;
  width: 100vw;
  height: var(--hero-height);
  overflow: hidden;
}

.hero__backdrop {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(90deg, rgba(4, 3, 19, 0.24) 0%, rgba(4, 3, 19, 0.06) 36%, rgba(10, 2, 17, 0.08) 64%, rgba(23, 2, 18, 0.18) 100%),
    url("../img/hero-2k.webp");
  background-position: center center;
  background-repeat: no-repeat;
  background-size: cover;
}

.hero__ambient {
  position: absolute;
  inset: auto;
  border-radius: 999px;
  filter: blur(80px);
  opacity: 0.7;
  pointer-events: none;
}

.hero__ambient--cyan {
  left: 10%;
  bottom: 10%;
  width: 420px;
  height: 420px;
  background: rgba(0, 102, 255, 0.38);
}

.hero__ambient--pink {
  right: 7%;
  top: 12%;
  width: 480px;
  height: 480px;
  background: rgba(255, 0, 138, 0.3);
}

.hero__layout {
  position: relative;
  width: 100%;
  height: 100%;
  padding: var(--container-padding);
}

.hero__content {
  position: absolute;
  left: var(--container-padding);
  bottom: 125px;
  z-index: 3;
  max-width: 500px;
}

.hero__eyebrow {
  margin: 14px 0 0;
  font-size: 25px;
  font-weight: 300;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  color: var(--text-secondary);
}

.hero__title {
  display: flex;
  flex-direction: column;
  gap: 0;
  margin: 0;
  font-family: "Orbitron", sans-serif;
  font-size: 145px;
  font-weight: 700;
  line-height: 0.82;
  letter-spacing: -0.05em;
  text-transform: uppercase;
  color: #fcfdff;
  text-shadow:
    0 0 18px rgba(0, 240, 255, 0.08),
    0 0 34px rgba(255, 0, 138, 0.1);
}

.hero__title span {
  position: relative;
  display: block;
  width: fit-content;
  overflow: visible;
  --spotlight-padding: 26px;
  cursor: default;
}

.hero__title span::after {
  content: attr(data-outline-spotlight);
  position: absolute;
  inset: calc(-1 * var(--spotlight-padding));
  padding: var(--spotlight-padding);
  box-sizing: border-box;
  color: transparent;
  -webkit-text-stroke: 1.6px rgba(255, 255, 255, 0.96);
  text-shadow: 0 0 18px rgba(255, 255, 255, 0.1);
  opacity: 0;
  pointer-events: none;
  transition: opacity 180ms ease;
  -webkit-mask-image: radial-gradient(
    circle 126px at var(--spotlight-x, -180px) var(--spotlight-y, -180px),
    rgba(255, 255, 255, 1) 0,
    rgba(255, 255, 255, 1) 36%,
    rgba(255, 255, 255, 0) 74%
  );
  -webkit-mask-repeat: no-repeat;
  mask-image: radial-gradient(
    circle 126px at var(--spotlight-x, -180px) var(--spotlight-y, -180px),
    rgba(255, 255, 255, 1) 0,
    rgba(255, 255, 255, 1) 36%,
    rgba(255, 255, 255, 0) 74%
  );
  mask-repeat: no-repeat;
}

.hero__title span.is-spotlit::after {
  opacity: 1;
}

.hero__description {
  max-width: 360px;
  margin: 38px 0 0;
  font-size: 25px;
  font-weight: 300;
  line-height: 1.34;
  color: var(--text-primary);
}

.hero__visual {
  position: absolute;
  inset: 0;
  z-index: 2;
}

.hero__halo {
  position: absolute;
  border-radius: 999px;
  pointer-events: none;
  filter: blur(52px);
  mix-blend-mode: screen;
  opacity: 0.8;
}

.hero__halo--cyan {
  left: 36.8%;
  top: 16.2%;
  width: 220px;
  height: 150px;
  background: rgba(0, 240, 255, 0.18);
}

.hero__halo--pink {
  left: 49.6%;
  top: 12.3%;
  width: 260px;
  height: 180px;
  background: rgba(255, 0, 138, 0.18);
}

.hero__signature {
  position: absolute;
  right: var(--container-padding);
  top: 278px;
  z-index: 3;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  font-family: "Orbitron", sans-serif;
  font-size: 145px;
  font-weight: 700;
  line-height: 0.82;
  letter-spacing: -0.06em;
  text-transform: uppercase;
  color: transparent;
  -webkit-text-stroke: 1.5px var(--stroke);
  text-shadow: 0 0 28px rgba(255, 255, 255, 0.08);
}

.hero__signature span,
.hero__signature small {
  position: relative;
  display: block;
  overflow: visible;
  --spotlight-padding: 26px;
  cursor: default;
}

.hero__signature span::after,
.hero__signature small::after {
  content: attr(data-spotlight-text);
  position: absolute;
  inset: calc(-1 * var(--spotlight-padding));
  padding: var(--spotlight-padding);
  box-sizing: border-box;
  color: #ffffff;
  -webkit-text-stroke: 0 transparent;
  text-shadow:
    0 0 14px rgba(255, 255, 255, 0.28),
    0 0 36px rgba(255, 255, 255, 0.08);
  opacity: 0;
  pointer-events: none;
  transition: opacity 180ms ease;
  -webkit-mask-image: radial-gradient(
    circle 127px at var(--spotlight-x, -160px) var(--spotlight-y, -160px),
    rgba(255, 255, 255, 1) 0,
    rgba(255, 255, 255, 1) 38%,
    rgba(255, 255, 255, 0) 72%
  );
  -webkit-mask-repeat: no-repeat;
  mask-image: radial-gradient(
    circle 127px at var(--spotlight-x, -160px) var(--spotlight-y, -160px),
    rgba(255, 255, 255, 1) 0,
    rgba(255, 255, 255, 1) 38%,
    rgba(255, 255, 255, 0) 72%
  );
  mask-repeat: no-repeat;
}

.hero__signature span.is-spotlit::after,
.hero__signature small.is-spotlit::after {
  opacity: 1;
}

.hero__signature small {
  margin-top: 12px;
  margin-right: 6px;
  font-size: 25px;
  font-weight: 500;
  letter-spacing: 0.08em;
  -webkit-text-stroke: 0.9px var(--stroke);
  --spotlight-padding: 18px;
}

.hero__signature small::after {
  text-shadow:
    0 0 10px rgba(255, 255, 255, 0.32),
    0 0 24px rgba(255, 255, 255, 0.06);
  -webkit-mask-image: radial-gradient(
    circle 90px at var(--spotlight-x, -120px) var(--spotlight-y, -120px),
    rgba(255, 255, 255, 1) 0,
    rgba(255, 255, 255, 1) 42%,
    rgba(255, 255, 255, 0) 76%
  );
  mask-image: radial-gradient(
    circle 90px at var(--spotlight-x, -120px) var(--spotlight-y, -120px),
    rgba(255, 255, 255, 1) 0,
    rgba(255, 255, 255, 1) 42%,
    rgba(255, 255, 255, 0) 76%
  );
}

@media (max-width: 1680px) {
  :root {
    --container-padding: 56px;
  }

  .hero__title {
    font-size: 132px;
  }

  .hero__content {
    bottom: 92px;
    max-width: 440px;
  }

  .hero__signature {
    font-size: 112px;
    top: 255px;
  }
}

@media (max-width: 1440px) {
  :root {
    --container-padding: 40px;
  }

  .hero__content {
    max-width: 360px;
    bottom: 84px;
  }

  .hero__eyebrow,
  .hero__description {
    font-size: 21px;
  }

  .hero__title {
    font-size: 110px;
  }

  .hero__signature {
    font-size: 88px;
    top: 230px;
  }

  .hero__signature small {
    font-size: 22px;
  }
}

@media (max-width: 860px) {
  .stack {
    padding: 74px 20px 90px;
  }

  .stack__summary {
    font-size: 15px;
  }

  .stack-media {
    min-height: 420px;
  }

  .stack-media__frame {
    inset: 36px 22px 124px;
  }

  .stack-media__badge {
    max-width: 160px;
    padding: 10px 12px;
  }

  .stack-media__badge strong {
    font-size: 11px;
  }

  .stack-media__badge span {
    font-size: 11px;
  }

  .stack-media__badge--top {
    top: 14px;
    left: 14px;
  }

  .stack-media__badge--middle {
    top: 74px;
    right: 14px;
  }

  .stack-media__badge--bottom {
    bottom: 18px;
    left: 14px;
  }

  .stack-panel {
    border-radius: 18px;
    padding: 18px;
  }

  .stack-study-toggle {
    font-size: 11px;
    letter-spacing: 0.06em;
  }
}

@media (max-width: 1280px) {
  :root {
    --container-padding: 48px;
  }

  .hero__title {
    font-size: clamp(92px, 9vw, 130px);
  }

  .hero__signature {
    font-size: clamp(72px, 7.2vw, 104px);
    top: 238px;
  }

  .showcase__copy {
    max-width: 560px;
  }
}

@media (max-width: 1024px) {
  :root {
    --container-padding: 32px;
  }

  .showcase {
    min-height: auto;
    padding: 62px 32px 34px;
  }

  .topbar {
    padding-top: 38px;
    align-items: center;
  }

  .topbar-actions {
    gap: 8px;
    flex-wrap: nowrap;
    justify-content: flex-end;
  }

  .language-switch {
    padding: 5px;
    gap: 4px;
  }

  .language-switch__button {
    padding: 6px 10px;
    font-size: 12px;
  }

  .social-links {
    flex-wrap: nowrap;
    gap: 8px;
  }

  .social-links a {
    width: 33px;
    height: 33px;
  }

  .hero__title {
    font-size: clamp(72px, 11vw, 106px);
  }

  .hero__eyebrow,
  .hero__description {
    font-size: clamp(16px, 2.4vw, 20px);
  }

  .hero__signature {
    font-size: clamp(58px, 9vw, 86px);
    top: 208px;
  }

  .coverflow-stage {
    height: 340px;
  }

  .coverflow-card {
    width: 240px;
    height: 380px;
  }

  .showcase__copy {
    max-width: min(92%, 560px);
  }

  .stack {
    padding: 84px 32px 102px;
  }

  .stack-media {
    min-height: 480px;
  }

  .stack-media__badge {
    max-width: 170px;
  }
}

@media (max-width: 768px) {
  :root {
    --container-padding: 24px;
  }

  .topbar {
    padding-top: 30px;
    align-items: center;
  }

  .brand-mark {
    width: 68px;
    height: 58px;
  }

  .topbar-actions {
    flex-wrap: nowrap;
    gap: 6px;
  }

  .language-switch {
    padding: 4px;
    gap: 3px;
  }

  .language-switch__button {
    padding: 5px 8px;
    font-size: 11px;
    letter-spacing: 0.05em;
  }

  .social-links {
    width: auto;
    justify-content: flex-end;
    flex-wrap: nowrap;
    gap: 6px;
  }

  .social-links a {
    width: 30px;
    height: 30px;
  }

  .social-links img {
    width: 16px;
    height: 16px;
  }

  .hero__content {
    bottom: 78px;
    max-width: min(92vw, 380px);
  }

  .hero__title {
    font-size: clamp(62px, 14vw, 92px);
  }

  .hero__signature {
    left: var(--container-padding);
    right: auto;
    top: auto;
    bottom: clamp(300px, 45vh, 380px);
    align-items: flex-start;
    font-size: clamp(30px, 7.6vw, 50px);
    line-height: 0.9;
    opacity: 0.58;
    -webkit-text-stroke: 1.1px var(--stroke);
    text-shadow: 0 0 20px rgba(255, 255, 255, 0.08);
    z-index: 2;
  }

  .hero__signature small {
    margin-top: 8px;
    margin-right: 0;
    font-size: 13px;
    letter-spacing: 0.05em;
  }

  .showcase {
    min-height: auto;
    padding: 52px 24px 22px;
  }

  .showcase__header {
    margin-bottom: 22px;
  }

  .coverflow-stage {
    height: 260px;
  }

  .coverflow-card {
    width: 180px;
    height: 272px;
  }

  .coverflow-nav {
    padding: 0 10px;
  }

  .coverflow-nav__button {
    width: 40px;
    height: 40px;
  }

  .stack {
    padding: 52px 24px 82px;
  }

  .showcase__copy {
    margin-top: 16px;
  }

  .showcase__copy-title {
    margin-bottom: 6px;
  }

  .showcase__copy-description {
    margin-top: 10px;
  }

  .stack__layout {
    gap: 20px;
  }

  .stack-media {
    min-height: 440px;
  }

  .stack-media__frame {
    inset: 28px 18px 102px;
  }

  .stack-chips {
    gap: 8px;
  }

  .stack-chip {
    padding: 8px 10px;
    font-size: 12px;
  }

  .contact {
    padding: 70px 24px 82px;
  }

  .contact-brand {
    min-height: 260px;
  }

  .contact-brand__logo {
    width: min(280px, 76vw);
  }

  .site-footer {
    padding: 20px 24px 28px;
  }
}

@media (max-width: 480px) {
  :root {
    --container-padding: 16px;
  }

  .topbar {
    padding-top: 22px;
    align-items: center;
  }

  .brand-mark {
    width: 60px;
    height: 50px;
  }

  .topbar-actions {
    gap: 5px;
    flex-wrap: nowrap;
  }

  .language-switch {
    padding: 3px;
    gap: 2px;
  }

  .language-switch__button {
    padding: 4px 7px;
    font-size: 10px;
    letter-spacing: 0.04em;
  }

  .social-links {
    flex-wrap: nowrap;
    gap: 5px;
  }

  .social-links a {
    width: 28px;
    height: 28px;
  }

  .social-links img {
    width: 14px;
    height: 14px;
  }

  .hero__content {
    bottom: 52px;
  }

  .hero__title {
    font-size: clamp(46px, 16.4vw, 76px);
    letter-spacing: -0.03em;
  }

  .hero__eyebrow,
  .hero__description {
    font-size: 15px;
    line-height: 1.3;
  }

  .hero__signature {
    display: flex;
    left: var(--container-padding);
    right: auto;
    top: auto;
    bottom: clamp(246px, 40vh, 318px);
    align-items: flex-start;
    font-size: clamp(24px, 9.4vw, 40px);
    line-height: 0.9;
    opacity: 0.56;
    -webkit-text-stroke: 1px var(--stroke);
    z-index: 2;
  }

  .hero__signature small {
    margin-top: 6px;
    margin-right: 0;
    font-size: 11px;
    letter-spacing: 0.05em;
  }

  .hero__ambient {
    filter: blur(42px);
  }

  .showcase {
    min-height: auto;
    padding: 44px 16px 12px;
  }

  .showcase__title {
    letter-spacing: 0.12em;
    font-size: clamp(24px, 8vw, 36px);
  }

  .coverflow-stage {
    height: 220px;
  }

  .coverflow-card {
    width: 156px;
    height: 236px;
    border-radius: 20px;
  }

  .coverflow-nav__button {
    width: 36px;
    height: 36px;
  }

  .showcase__copy {
    max-width: 100%;
    margin-top: 16px;
  }

  .showcase__copy-title {
    margin-bottom: 6px;
  }

  .showcase__copy-description {
    margin-top: 10px;
    font-size: 14px;
  }

  .stack {
    padding: 40px 16px 72px;
  }

  .stack__title {
    font-size: clamp(24px, 7vw, 32px);
  }

  .stack-media {
    min-height: 380px;
  }

  .stack-media__frame {
    inset: 24px 14px 86px;
  }

  .stack-media__badge {
    max-width: 136px;
    padding: 8px 9px;
  }

  .stack-media__badge strong {
    font-size: 10px;
  }

  .stack-media__badge span {
    font-size: 10px;
  }

  .stack-panel {
    padding: 16px;
  }

  .contact {
    padding: 62px 16px 74px;
  }

  .contact__title {
    font-size: clamp(24px, 8.2vw, 34px);
  }

  .contact__summary {
    font-size: 14px;
  }

  .contact-link {
    min-height: 48px;
    letter-spacing: 0.04em;
  }

  .contact-link--whatsapp {
    min-height: 58px;
  }

  .contact-link__text strong {
    font-size: 14px;
  }

  .contact-link__text small {
    font-size: 10px;
    letter-spacing: 0.08em;
  }

  .site-footer {
    padding: 18px 16px 24px;
  }

  .site-footer small {
    font-size: 10px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .showcase__inner,
  .stack__inner,
  .contact__inner {
    opacity: 1 !important;
    transform: none !important;
    filter: none !important;
    transition: none !important;
  }

  .page-loader__noise,
  .page-loader__logo {
    animation: none;
  }

  .page-loader__brand-sweep {
    display: none;
  }

  .page-loader__word {
    clip-path: inset(0 0 0 0);
  }

  .page-loader__logo-pixel {
    clip-path: inset(0 0 0 0);
  }

  .social-links a,
  .contact-link {
    transition: none;
  }
}