/* MANGOSTA — Scandinavian Orange */
@import url("https://fonts.googleapis.com/css2?family=Manrope:wght@400;500;600;700;800&family=Source+Serif+4:opsz,wght@8..60,400;8..60,600;8..60,700&display=swap");

:root {
  --bg: #0d1b2a;
  --accent: #ff5000;
  --panel: #1b263b;
  --text: #ffffff;
  --muted: rgba(255, 255, 255, 0.68);
  --line: rgba(255, 255, 255, 0.1);
  --accent-soft: rgba(255, 80, 0, 0.14);
  --radius: 2px;
  --header-h: 72px;
  --font-sans: "Manrope", system-ui, sans-serif;
  --font-serif: "Source Serif 4", Georgia, serif;
  --max: 1120px;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 1.05rem;
  line-height: 1.7;
  color: var(--text);
  background:
    radial-gradient(ellipse 80% 50% at 100% 0%, rgba(255, 80, 0, 0.08), transparent 55%),
    radial-gradient(ellipse 60% 40% at 0% 30%, rgba(27, 38, 59, 0.9), transparent 50%),
    var(--bg);
  min-height: 100vh;
}

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

a {
  color: var(--accent);
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

a:hover {
  color: #ff7a3d;
}

.so-skip {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--accent);
  color: var(--bg);
  padding: 0.75rem 1rem;
  z-index: 1000;
}

.so-skip:focus {
  left: 1rem;
  top: 1rem;
}

.so-wrap {
  width: min(100% - 2.5rem, var(--max));
  margin-inline: auto;
}

/* Header */
.so-header {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--header-h);
  display: flex;
  align-items: center;
  background: rgba(13, 27, 42, 0.86);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid transparent;
  transition: border-color 0.3s var(--ease), background 0.3s var(--ease);
}

.so-header.is-scrolled {
  border-bottom-color: var(--line);
  background: rgba(13, 27, 42, 0.96);
}

.so-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  width: min(100% - 2.5rem, var(--max));
  margin-inline: auto;
}

.so-logo {
  display: inline-flex;
  align-items: center;
  flex-shrink: 0;
}

.so-logo img {
  height: 40px;
  width: auto;
}

.so-nav {
  display: flex;
  align-items: center;
  gap: 1.75rem;
}

.so-nav a {
  color: var(--muted);
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 500;
  letter-spacing: 0.02em;
  transition: color 0.2s;
}

.so-nav a:hover {
  color: var(--text);
}

.so-burger {
  display: none;
  width: 44px;
  height: 44px;
  border: 1px solid var(--line);
  background: transparent;
  color: var(--text);
  cursor: pointer;
  padding: 0;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 5px;
}

.so-burger span {
  display: block;
  width: 18px;
  height: 1.5px;
  background: currentColor;
  transition: transform 0.25s var(--ease), opacity 0.2s;
}

.so-burger[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(6.5px) rotate(45deg);
}

.so-burger[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}

.so-burger[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-6.5px) rotate(-45deg);
}

/* Hero */
.so-hero {
  padding: clamp(3.5rem, 8vw, 6.5rem) 0 clamp(3rem, 6vw, 5rem);
  border-bottom: 1px solid var(--line);
}

.so-hero__eyebrow {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 1.5rem;
}

.so-hero h1 {
  font-family: var(--font-serif);
  font-size: clamp(2rem, 4.5vw, 3.35rem);
  font-weight: 700;
  line-height: 1.18;
  letter-spacing: -0.02em;
  max-width: 18ch;
  margin: 0 0 1.75rem;
}

.so-hero__lead {
  max-width: 62ch;
  color: var(--muted);
  font-size: 1.08rem;
  margin: 0 0 2.25rem;
}

.so-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
}

/* Buttons */
.so-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.85rem 1.4rem;
  font-family: var(--font-sans);
  font-size: 0.92rem;
  font-weight: 600;
  letter-spacing: 0.01em;
  border: 1px solid transparent;
  border-radius: var(--radius);
  cursor: pointer;
  text-decoration: none;
  transition: background 0.2s, color 0.2s, border-color 0.2s, transform 0.2s;
}

.so-btn--primary {
  background: var(--accent);
  color: var(--bg);
}

.so-btn--primary:hover {
  background: #ff6a24;
  color: var(--bg);
}

.so-btn--ghost {
  background: transparent;
  color: var(--text);
  border-color: var(--line);
}

.so-btn--ghost:hover {
  border-color: var(--accent);
  color: var(--accent);
}

/* Sections */
.so-section {
  padding: clamp(3rem, 6vw, 5rem) 0;
}

.so-section--panel {
  background: var(--panel);
}

.so-section__head {
  margin-bottom: 2rem;
  max-width: 46rem;
}

.so-section__head h2 {
  font-family: var(--font-serif);
  font-size: clamp(1.55rem, 2.8vw, 2.15rem);
  font-weight: 700;
  line-height: 1.25;
  letter-spacing: -0.015em;
  margin: 0 0 0.85rem;
}

.so-prose p {
  color: var(--muted);
  margin: 0 0 1.15rem;
  max-width: 68ch;
}

.so-prose p:last-child {
  margin-bottom: 0;
}

.so-grid-2 {
  display: grid;
  gap: 2rem;
}

@media (min-width: 860px) {
  .so-grid-2 {
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: start;
  }
}

/* Positioning panorama */
.so-panorama {
  display: grid;
  gap: 2rem;
}

@media (min-width: 900px) {
  .so-panorama {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
    gap: 3.5rem;
    align-items: start;
  }
}

.so-panorama__aside {
  border-left: 3px solid var(--accent);
  padding: 0.5rem 0 0.5rem 1.5rem;
}

.so-panorama__aside p {
  margin: 0;
  color: var(--muted);
  font-size: 0.98rem;
}

/* Registration steps visual */
.so-reg {
  display: grid;
  gap: 2rem;
}

@media (min-width: 800px) {
  .so-reg {
    grid-template-columns: 1fr 1.4fr;
    gap: 3rem;
  }
}

.so-reg__marks {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.so-reg__mark {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1rem;
  padding: 1.15rem 0;
  border-bottom: 1px solid var(--line);
}

.so-reg__mark:first-child {
  border-top: 1px solid var(--line);
}

.so-reg__num {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--accent);
  line-height: 1;
  min-width: 2ch;
}

.so-reg__mark span {
  color: var(--muted);
  font-size: 0.95rem;
}

/* Bonus data panel */
.so-data {
  border: 1px solid var(--line);
  background: rgba(13, 27, 42, 0.45);
  overflow: hidden;
}

.so-data__bar {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
  padding: 1rem 1.25rem;
  background: var(--accent-soft);
  border-bottom: 1px solid var(--line);
}

.so-data__bar strong {
  font-size: 0.8rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-weight: 700;
  color: var(--accent);
}

.so-data__bar span {
  font-size: 0.85rem;
  color: var(--muted);
}

.so-table-wrap {
  overflow-x: auto;
}

.so-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.95rem;
}

.so-table th,
.so-table td {
  text-align: left;
  padding: 1rem 1.25rem;
  border-bottom: 1px solid var(--line);
  vertical-align: top;
}

.so-table th {
  width: 34%;
  font-weight: 600;
  color: var(--text);
  background: rgba(255, 255, 255, 0.02);
}

.so-table td {
  color: var(--muted);
}

.so-table tr:last-child th,
.so-table tr:last-child td {
  border-bottom: none;
}

.so-media {
  margin: 2.25rem 0 0;
}

.so-media img {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.so-media figcaption {
  margin-top: 0.75rem;
  font-size: 0.85rem;
  color: var(--muted);
}

/* Conditions deep dive */
.so-deep {
  display: grid;
  gap: 2.5rem;
}

.so-deep__block {
  padding-top: 2rem;
  border-top: 1px solid var(--line);
}

.so-deep__block:first-child {
  padding-top: 0;
  border-top: none;
}

.so-deep__block h2 {
  font-family: var(--font-serif);
  font-size: clamp(1.35rem, 2.4vw, 1.75rem);
  margin: 0 0 1rem;
}

/* Mobile app */
.so-app {
  display: grid;
  gap: 2rem;
}

@media (min-width: 880px) {
  .so-app {
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
  }
}

.so-app__visual img {
  width: 100%;
  border: 1px solid var(--line);
}

/* Trust strip */
.so-trust {
  padding: 2.25rem 0;
  border-block: 1px solid var(--line);
  background: linear-gradient(90deg, transparent, var(--accent-soft), transparent);
}

.so-trust__inner {
  display: grid;
  gap: 1.5rem;
}

@media (min-width: 760px) {
  .so-trust__inner {
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
  }
}

.so-trust__item {
  padding: 0.25rem 0;
}

.so-trust__item h3 {
  font-family: var(--font-sans);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
  margin: 0 0 0.65rem;
}

.so-trust__item p {
  margin: 0;
  font-size: 0.92rem;
  color: var(--muted);
  line-height: 1.55;
}

/* Remaining stack */
.so-stack {
  display: grid;
  gap: 3rem;
}

.so-stack article h2 {
  font-family: var(--font-serif);
  font-size: clamp(1.4rem, 2.5vw, 1.85rem);
  margin: 0 0 1rem;
}

.so-verdict {
  border: 1px solid var(--line);
  padding: clamp(1.5rem, 3vw, 2.25rem);
  background: var(--panel);
  position: relative;
}

.so-verdict::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: var(--accent);
}

.so-verdict h2 {
  margin-bottom: 0;
}

/* FAQ */
.so-faq {
  display: flex;
  flex-direction: column;
  gap: 0;
  border-top: 1px solid var(--line);
}

.so-faq__item {
  border-bottom: 1px solid var(--line);
}

.so-faq__btn {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.25rem 0;
  background: none;
  border: none;
  color: var(--text);
  font-family: var(--font-serif);
  font-size: 1.1rem;
  font-weight: 600;
  text-align: left;
  cursor: pointer;
  line-height: 1.35;
}

.so-faq__btn:hover {
  color: var(--accent);
}

.so-faq__icon {
  flex-shrink: 0;
  width: 28px;
  height: 28px;
  border: 1px solid var(--line);
  display: grid;
  place-items: center;
  color: var(--accent);
  font-size: 1.1rem;
  line-height: 1;
  transition: transform 0.25s var(--ease), background 0.2s;
}

.so-faq__item.is-open .so-faq__icon {
  background: var(--accent-soft);
  transform: rotate(45deg);
}

.so-faq__panel {
  display: none;
  padding: 0 0 1.35rem;
}

.so-faq__item.is-open .so-faq__panel {
  display: block;
}

.so-faq__panel p {
  margin: 0;
  color: var(--muted);
  max-width: 68ch;
}

/* Final CTA */
.so-final {
  padding: clamp(3.5rem, 7vw, 5.5rem) 0;
  text-align: center;
  border-top: 1px solid var(--line);
}

.so-final h2 {
  font-family: var(--font-serif);
  font-size: clamp(1.6rem, 3vw, 2.25rem);
  margin: 0 0 0.85rem;
  max-width: 22ch;
  margin-inline: auto;
}

.so-final p {
  color: var(--muted);
  max-width: 42ch;
  margin: 0 auto 1.75rem;
}

.so-final__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
  justify-content: center;
}

/* Footer */
.so-footer {
  padding: 2.5rem 0 2rem;
  border-top: 1px solid var(--line);
  background: rgba(0, 0, 0, 0.2);
}

.so-footer__top {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  margin-bottom: 2rem;
}

.so-footer__nav {
  display: flex;
  flex-wrap: wrap;
  gap: 1.25rem;
}

.so-footer__nav a {
  color: var(--muted);
  text-decoration: none;
  font-size: 0.88rem;
}

.so-footer__nav a:hover {
  color: var(--text);
}

.so-footer__note {
  color: var(--muted);
  font-size: 0.82rem;
  margin: 0;
  max-width: 70ch;
  line-height: 1.6;
}

.so-footer__copy {
  margin-top: 1.5rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--line);
  font-size: 0.8rem;
  color: rgba(255, 255, 255, 0.45);
}

/* Cookie */
.so-cookie {
  position: fixed;
  bottom: 1.25rem;
  left: 1.25rem;
  right: 1.25rem;
  z-index: 200;
  max-width: 420px;
  margin-left: auto;
  padding: 1.25rem;
  background: var(--panel);
  border: 1px solid var(--line);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.35);
  display: none;
}

.so-cookie.is-visible {
  display: block;
  animation: so-rise 0.4s var(--ease);
}

.so-cookie p {
  margin: 0 0 1rem;
  font-size: 0.88rem;
  color: var(--muted);
  line-height: 1.5;
}

.so-cookie__actions {
  display: flex;
  gap: 0.65rem;
  flex-wrap: wrap;
}

@keyframes so-rise {
  from {
    opacity: 0;
    transform: translateY(12px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Reveal */
.so-reveal {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
}

.so-reveal.is-in {
  opacity: 1;
  transform: none;
}

/* Tech pages */
.so-tech {
  padding: clamp(2.5rem, 5vw, 4rem) 0 clamp(3.5rem, 6vw, 5rem);
}

.so-tech h1 {
  font-family: var(--font-serif);
  font-size: clamp(1.85rem, 3.5vw, 2.6rem);
  margin: 0 0 1.5rem;
  max-width: 20ch;
}

.so-tech h2 {
  font-family: var(--font-serif);
  font-size: 1.35rem;
  margin: 2rem 0 0.75rem;
}

.so-tech p,
.so-tech li {
  color: var(--muted);
  max-width: 68ch;
}

.so-tech ul {
  padding-left: 1.2rem;
}

.so-tech li {
  margin-bottom: 0.5rem;
}

/* Mobile nav */
@media (max-width: 900px) {
  .so-burger {
    display: inline-flex;
  }

  .so-nav {
    position: fixed;
    inset: var(--header-h) 0 auto 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 0.5rem 1.25rem 1.25rem;
    background: rgba(13, 27, 42, 0.98);
    border-bottom: 1px solid var(--line);
    transform: translateY(-8px);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.25s, transform 0.25s var(--ease);
  }

  .so-nav.is-open {
    opacity: 1;
    transform: none;
    pointer-events: auto;
  }

  .so-nav a {
    padding: 0.9rem 0;
    border-bottom: 1px solid var(--line);
  }
}

@media (max-width: 600px) {
  .so-wrap,
  .so-header__inner {
    width: min(100% - 1.5rem, var(--max));
  }

  .so-hero h1 {
    max-width: none;
  }

  .so-table th,
  .so-table td {
    padding: 0.85rem 1rem;
  }

  .so-cookie {
    left: 0.75rem;
    right: 0.75rem;
    bottom: 0.75rem;
  }
}