/* Systrum — UM UI/UX functions · Systrum brand */
:root {
  --void: #030405;
  --lift: #0a0c10;
  --panel: #10131a;
  --bone: #f2f1ec;
  --mute: #9a9ea8;
  --mint: #f0a020; /* Systrum yellowish-orange accent */
  --mint-ink: #1a1004;
  --line: rgba(242, 241, 236, 0.12);
  --display: "Clash Display", "Arial Narrow", sans-serif;
  --body: "Satoshi", system-ui, sans-serif;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--void);
  color: var(--bone);
  font-family: var(--body);
  font-size: 16px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}
body.modal-open { overflow: hidden; }
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button, input, select, textarea { font: inherit; color: inherit; }
.btn-reset {
  background: none;
  border: 0;
  padding: 0;
  cursor: pointer;
  font: inherit;
  color: inherit;
}
h1, h2, h3 { font-family: var(--display); font-weight: 600; letter-spacing: -0.03em; line-height: 0.95; margin: 0; }
p { margin: 0 0 1em; }
p:last-child { margin-bottom: 0; }
strong { font-weight: 700; color: var(--bone); }
ol { margin: 0 0 1em; padding-left: 1.2em; color: var(--mute); }
ol li { margin-bottom: 0.5em; }

/* Nav */
.nav {
  position: fixed;
  inset: 16px 0 auto;
  z-index: 50;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 0 16px;
  pointer-events: none;
}
.nav-pill {
  pointer-events: auto;
  display: flex;
  align-items: center;
  gap: 36px;
  width: min(1180px, 100%);
  padding: 12px 18px 12px 16px;
  border-radius: 999px;
  background: rgba(8, 10, 14, 0.72);
  border: 1px solid var(--line);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  transition: background 0.35s var(--ease), border-color 0.35s var(--ease);
}
.nav.is-scrolled .nav-pill {
  background: rgba(3, 4, 5, 0.92);
  border-color: rgba(242, 241, 236, 0.18);
}
.nav-logo {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}
.nav-logo img {
  height: 48px;
  width: 48px;
  object-fit: contain;
  border-radius: 10px;
}
.nav-logo-word {
  font-family: var(--display);
  font-size: 20px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--bone);
  line-height: 1;
}
.nav-links {
  display: none;
  gap: 40px;
  flex: 1;
  justify-content: center;
}
.nav-links a, .nav-text, .drawer-link {
  font-size: 16px;
  font-weight: 500;
  color: var(--mute);
  transition: color 0.2s;
}
.nav-links a:hover, .nav-text:hover, .drawer-link:hover { color: var(--bone); }
.nav-end {
  display: none;
  align-items: center;
  gap: 22px;
  margin-left: auto;
  padding-left: 22px;
  border-left: 1px solid var(--line);
}
.nav-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 11px 20px;
  border-radius: 999px;
  background: var(--bone);
  color: var(--void);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}
.nav-cta:hover { filter: brightness(0.95); }
.nav-burger {
  margin-left: auto;
  width: 40px;
  height: 40px;
  border: 0;
  background: transparent;
  display: grid;
  place-content: center;
  gap: 6px;
  cursor: pointer;
  pointer-events: auto;
}
.nav-burger span {
  display: block;
  width: 18px;
  height: 1.5px;
  background: var(--bone);
}
.nav-drawer {
  pointer-events: auto;
  margin-top: 10px;
  width: min(1080px, 100%);
  padding: 18px;
  border-radius: 22px;
  background: rgba(3, 4, 5, 0.96);
  border: 1px solid var(--line);
  display: grid;
  gap: 14px;
}
.nav-drawer .nav-cta { justify-self: start; }
@media (min-width: 860px) {
  .nav-links, .nav-end { display: flex; }
  .nav-burger, .nav-drawer { display: none !important; }
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 26px;
  border-radius: 12px;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border: 0;
  cursor: pointer;
  transition: transform 0.25s var(--ease), filter 0.2s;
}
.btn:hover { transform: translateY(-1px); }
.btn-mint { background: var(--mint); color: var(--mint-ink); }
.btn-mint:hover { filter: brightness(1.05); }
.btn-ghost {
  background: transparent;
  color: var(--bone);
  border: 1px solid var(--line);
}
.btn:disabled { opacity: 0.55; cursor: wait; transform: none; }
.text-link {
  color: var(--mint);
  font-weight: 600;
  font-size: 15px;
  cursor: pointer;
}
.text-link:hover { text-decoration: underline; text-underline-offset: 3px; }

/* Hero */
.hero {
  position: relative;
  min-height: 100svh;
  display: grid;
  align-items: end;
  padding: 120px 20px 48px;
  overflow: hidden;
}
.hero-media { position: absolute; inset: 0; z-index: 0; }
.hero-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 70% center;
  transform: scale(1.06);
  animation: heroZoom 18s var(--ease) forwards;
}
@keyframes heroZoom { to { transform: scale(1); } }
.hero-veil {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(3,4,5,0.92) 0%, rgba(3,4,5,0.55) 48%, rgba(3,4,5,0.25) 100%),
    linear-gradient(0deg, rgba(3,4,5,0.88) 0%, transparent 45%);
}
.hero-copy {
  position: relative;
  z-index: 1;
  width: min(720px, 100%);
  animation: rise 0.9s var(--ease) both;
}
@keyframes rise {
  from { opacity: 0; transform: translateY(28px); }
  to { opacity: 1; transform: none; }
}
.hero h1 {
  font-size: clamp(2.4rem, 7.5vw, 5rem);
  text-transform: uppercase;
  margin-bottom: 18px;
}
.hero-line {
  color: rgba(242, 241, 236, 0.82);
  font-size: clamp(1rem, 2.2vw, 1.15rem);
  max-width: 38rem;
  margin-bottom: 28px;
}
.hero-actions { margin-bottom: 24px; }
.hero-proof {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px;
  margin-bottom: 28px;
}
.hero-faces { display: flex; }
.hero-faces img {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid var(--void);
  margin-left: -10px;
}
.hero-faces img:first-child { margin-left: 0; }
.hero-rating .stars {
  color: var(--mint);
  letter-spacing: 2px;
  font-size: 13px;
  display: block;
  margin-bottom: 2px;
}
.hero-rating p {
  margin: 0;
  font-size: 13px;
  color: var(--mute);
}
.hero-press span {
  display: block;
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--mute);
  margin-bottom: 10px;
}
.press-logos {
  display: flex;
  flex-wrap: wrap;
  gap: 14px 22px;
  font-family: var(--display);
  font-size: 13px;
  letter-spacing: 0.04em;
  color: rgba(242, 241, 236, 0.45);
  text-transform: uppercase;
}
.press-logos em { font-style: normal; }

/* About */
.about { padding: 88px 20px; }
.about-grid {
  width: min(1080px, 100%);
  margin: 0 auto;
  display: grid;
  gap: 28px;
}
@media (min-width: 800px) {
  .about-grid {
    grid-template-columns: 0.9fr 1.1fr;
    gap: 64px;
  }
}
.about h2 {
  font-size: clamp(2rem, 4.5vw, 3.2rem);
  text-transform: uppercase;
}
.about p { color: var(--mute); font-size: 1.05rem; }

/* DSP */
.dsp {
  padding: 36px 0 48px;
  overflow: hidden;
  border-top: 1px solid var(--line);
}
.dsp-kicker {
  text-align: center;
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--mute);
  margin-bottom: 22px;
}
.dsp-track {
  display: flex;
  width: max-content;
  animation: marquee 32s linear infinite;
}
.dsp-row {
  display: flex;
  gap: 48px;
  padding-right: 48px;
  font-family: var(--display);
  font-size: clamp(1.4rem, 3vw, 2rem);
  letter-spacing: -0.02em;
  color: rgba(242, 241, 236, 0.35);
  white-space: nowrap;
}
@keyframes marquee { to { transform: translateX(-50%); } }

/* Platform */
.platform { padding: 96px 20px; background: var(--lift); }
.section-head {
  width: min(1080px, 100%);
  margin: 0 auto 48px;
}
.section-head h2 {
  font-size: clamp(2.2rem, 5.5vw, 4rem);
  text-transform: uppercase;
  margin-bottom: 14px;
}
.section-head p { color: var(--mute); max-width: 36rem; }
.featured-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 20px;
}
.pillar-grid {
  width: min(1080px, 100%);
  margin: 0 auto;
  display: grid;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}
@media (min-width: 800px) {
  .pillar-grid { grid-template-columns: repeat(2, 1fr); }
}
.pillar-grid article {
  background: var(--void);
  padding: 36px 28px;
}
.pillar-grid h3 {
  font-size: 1.5rem;
  text-transform: uppercase;
  margin-bottom: 12px;
  color: var(--mint);
}
.pillar-grid p { color: var(--mute); margin: 0; }

/* Carousels */
.featured, .opportunities { padding: 96px 0 72px; overflow: hidden; }
.opportunities { background: var(--lift); }
.carousel-nav { display: flex; gap: 8px; flex-shrink: 0; }
.carousel-btn {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: 1px solid var(--line);
  background: var(--panel);
  color: var(--bone);
  font-size: 22px;
  line-height: 1;
  cursor: pointer;
  transition: border-color 0.2s, background 0.2s;
}
.carousel-btn:hover {
  border-color: var(--mint);
  background: rgba(61, 255, 192, 0.08);
}
.carousel {
  width: 100%;
  overflow: hidden;
  padding: 0 20px;
}
.carousel-track {
  display: flex;
  gap: 16px;
  transition: transform 0.45s var(--ease);
  will-change: transform;
}
.feat-card {
  flex: 0 0 min(260px, 72vw);
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 16px;
  overflow: hidden;
}
.feat-card img {
  width: 100%;
  height: 280px;
  object-fit: cover;
}
.feat-card h3, .feat-card p { padding: 0 16px; }
.feat-card h3 { margin: 14px 0 4px; font-size: 1.2rem; }
.feat-card p { color: var(--mute); font-size: 0.9rem; padding-bottom: 18px; }
.opp-card {
  flex: 0 0 min(300px, 78vw);
  position: relative;
  border-radius: 16px;
  overflow: hidden;
  border: 1px solid var(--line);
  min-height: 360px;
  display: block;
}
.opp-card img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.opp-card::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(0deg, rgba(3,4,5,0.92) 0%, transparent 55%);
}
.opp-card span, .opp-card strong {
  position: relative;
  z-index: 1;
  display: block;
  padding: 0 18px;
}
.opp-card span {
  position: absolute;
  left: 0;
  bottom: 48px;
  z-index: 1;
  font-size: 12px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--mute);
}
.opp-card strong {
  position: absolute;
  left: 0;
  bottom: 18px;
  z-index: 1;
  font-family: var(--display);
  font-size: 1.35rem;
  font-weight: 600;
}
.section-cta-row {
  width: min(1080px, 100%);
  margin: 28px auto 0;
  padding: 0 20px;
}

/* Labels / Translation */
.labels-band, .translation {
  padding: 96px 20px;
  border-top: 1px solid var(--line);
}
.labels-inner, .translation-inner {
  width: min(720px, 100%);
  margin: 0 auto;
  text-align: center;
}
.labels-band h2, .translation h2 {
  font-size: clamp(2rem, 4.5vw, 3.2rem);
  text-transform: uppercase;
  margin-bottom: 16px;
}
.labels-band p, .translation p {
  color: var(--mute);
  margin-bottom: 28px;
}
.translation { background: var(--lift); }

/* Plans */
.plans { padding: 96px 20px; }
.plan-board {
  width: min(1080px, 100%);
  margin: 0 auto;
  display: grid;
  gap: 16px;
}
@media (min-width: 900px) {
  .plan-board { grid-template-columns: repeat(3, 1fr); }
}
.plan {
  display: flex;
  flex-direction: column;
  gap: 16px;
  padding: 28px 24px 26px;
  border-radius: 18px;
  background: var(--panel);
  border: 1px solid var(--line);
  transition: transform 0.3s var(--ease), border-color 0.25s;
}
.plan:hover {
  transform: translateY(-4px);
  border-color: rgba(242, 241, 236, 0.28);
}
.plan-hot {
  border-color: rgba(61, 255, 192, 0.45);
  box-shadow: 0 0 0 1px rgba(61, 255, 192, 0.12);
}
.plan-top {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 12px;
}
.plan h3 { font-size: 1.5rem; text-transform: uppercase; }
.plan-price { margin: 0; color: var(--mute); font-size: 14px; }
.plan-price span {
  font-family: var(--display);
  font-size: 1.7rem;
  color: var(--bone);
}
.plan-for { color: var(--mute); font-size: 0.95rem; min-height: 2.8em; }
.plan ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
  flex: 1;
}
.plan li {
  position: relative;
  padding-left: 18px;
  color: rgba(242, 241, 236, 0.82);
  font-size: 0.92rem;
}
.plan li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--mint);
}
.plan-btn { width: 100%; margin-top: auto; }

/* Quote */
.quote {
  padding: 88px 20px;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.quote blockquote {
  width: min(820px, 100%);
  margin: 0 auto;
  text-align: center;
}
.quote p {
  font-family: var(--display);
  font-size: clamp(1.6rem, 3.8vw, 2.6rem);
  line-height: 1.15;
  letter-spacing: -0.03em;
  margin-bottom: 22px;
}
.quote cite {
  font-style: normal;
  color: var(--mute);
  font-size: 13px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

/* FAQ */
.faq { padding: 96px 20px; }
.faq-list {
  width: min(820px, 100%);
  margin: 0 auto;
  display: grid;
  gap: 10px;
}
.faq-list details {
  border: 1px solid var(--line);
  border-radius: 14px;
  background: var(--panel);
  padding: 0 20px;
}
.faq-list summary {
  cursor: pointer;
  list-style: none;
  padding: 18px 0;
  font-family: var(--display);
  font-size: 1.15rem;
  letter-spacing: -0.02em;
}
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary::after {
  content: "+";
  float: right;
  color: var(--mint);
}
.faq-list details[open] summary::after { content: "–"; }
.faq-list details p, .faq-list details ol {
  color: var(--mute);
  padding-bottom: 18px;
}

/* Footer */
.foot {
  padding: 56px 20px 36px;
  border-top: 1px solid var(--line);
}
.foot-grid {
  width: min(1080px, 100%);
  margin: 0 auto 36px;
  display: grid;
  gap: 32px;
}
@media (min-width: 800px) {
  .foot-grid { grid-template-columns: 1.4fr 1fr 1fr 1fr; }
}
.foot-brand img { height: 28px; width: auto; margin-bottom: 16px; }
.foot-social {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  color: var(--mute);
  font-size: 13px;
}
.foot-grid h3 {
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--mute);
  margin-bottom: 14px;
  font-family: var(--body);
  font-weight: 700;
}
.foot-grid a {
  display: block;
  color: var(--mute);
  font-size: 14px;
  margin-bottom: 10px;
}
.foot-grid a:hover { color: var(--bone); }
.foot-bottom {
  width: min(1080px, 100%);
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
  gap: 12px 24px;
  justify-content: space-between;
  align-items: center;
  color: var(--mute);
  font-size: 13px;
  border-top: 1px solid var(--line);
  padding-top: 24px;
}
.foot-bottom a { color: var(--mute); }
.foot-bottom a:hover { color: var(--mint); }
.back-top {
  border: 1px solid var(--line);
  background: transparent;
  color: var(--mute);
  padding: 8px 14px;
  border-radius: 999px;
  cursor: pointer;
  font-size: 12px;
}
.back-top:hover { color: var(--bone); border-color: rgba(242,241,236,0.3); }

/* Modals */
.modal[hidden] { display: none !important; }
.modal {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: grid;
  place-items: center;
  padding: 20px;
}
.modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.72);
  backdrop-filter: blur(6px);
}
.modal-sheet {
  position: relative;
  z-index: 1;
  width: min(440px, 100%);
  max-height: min(90svh, 720px);
  overflow: auto;
  padding: 32px 28px 28px;
  border-radius: 20px;
  background: var(--panel);
  border: 1px solid var(--line);
  animation: rise 0.35s var(--ease) both;
}
.modal-sheet h2 {
  font-size: 2rem;
  text-transform: uppercase;
  margin-bottom: 8px;
}
.modal-lede { color: var(--mute); margin-bottom: 22px; }
.modal-x {
  position: absolute;
  top: 14px;
  right: 16px;
  width: 36px;
  height: 36px;
  border: 0;
  background: transparent;
  color: var(--mute);
  font-size: 24px;
  cursor: pointer;
}
.modal-x:hover { color: var(--bone); }
.auth-form { display: grid; gap: 12px; }
.auth-form label {
  display: grid;
  gap: 6px;
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--mute);
}
.auth-form input,
.auth-form select {
  width: 100%;
  padding: 12px 14px;
  border-radius: 10px;
  border: 1px solid var(--line);
  background: rgba(3, 4, 5, 0.65);
  text-transform: none;
  letter-spacing: 0;
  font-size: 15px;
  color: var(--bone);
}
.auth-form input:focus,
.auth-form select:focus {
  outline: 2px solid rgba(61, 255, 192, 0.45);
}
.auth-form .is-invalid { border-color: #ff6b6b; }
.auth-form .btn { width: 100%; margin-top: 6px; }
.auth-switch {
  text-align: center;
  font-size: 14px;
  color: var(--mute);
  margin-top: 8px;
}
.form-status { color: var(--mute); font-size: 14px; }
.form-status.is-error { color: #ff8f8f; }
.form-success h3 { font-size: 1.5rem; margin-bottom: 8px; }
.form-success p { color: var(--mute); }

/* Cookie bar */
.cookie[hidden] { display: none !important; }
.cookie {
  position: fixed;
  left: 16px;
  right: 16px;
  bottom: 16px;
  z-index: 90;
  width: min(720px, calc(100% - 32px));
  margin: 0 auto;
  padding: 18px 20px;
  border-radius: 16px;
  background: rgba(10, 12, 16, 0.96);
  border: 1px solid var(--line);
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  align-items: center;
  justify-content: space-between;
  box-shadow: 0 20px 60px rgba(0,0,0,0.45);
}
.cookie p {
  margin: 0;
  flex: 1;
  min-width: 200px;
  font-size: 13px;
  color: var(--mute);
}
.cookie-actions { display: flex; flex-wrap: wrap; gap: 8px; }
.cookie-actions .btn { padding: 10px 16px; font-size: 11px; }

/* Reveal */
.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
}
.reveal.is-visible { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  .hero-img { animation: none; transform: none; }
  .hero-copy, .modal-sheet { animation: none; }
  .dsp-track { animation: none; }
  .carousel-track { transition: none; }
  .reveal { opacity: 1; transform: none; transition: none; }
}