:root {
  --bg: #021224;
  --bg-soft: #09203d;
  --surface: #0c2648;
  --surface-soft: #10345f;
  --line: rgba(160, 194, 236, 0.28);
  --text: #e9f1ff;
  --text-soft: #b8cbe7;
  --brand: #ffbf43;
  --brand-strong: #ff9f1a;
  --max-width: 1140px;
  --shadow: 0 22px 55px rgba(0, 0, 0, 0.34);
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
}

body {
  font-family: "Manrope", "Segoe UI", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at 85% 0%, rgba(50, 94, 160, 0.36), transparent 32%),
    radial-gradient(circle at 8% 10%, rgba(33, 70, 126, 0.42), transparent 28%),
    linear-gradient(180deg, #010b17 0%, #03182f 40%, #041f3c 100%);
  line-height: 1.65;
}

img,
video {
  display: block;
  width: 100%;
  height: auto;
}

a {
  color: inherit;
}

.container {
  width: min(var(--max-width), calc(100% - 2.2rem));
  margin-inline: auto;
}

.hero {
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  background: linear-gradient(130deg, #031730 0%, #072852 57%, #061a35 100%);
}

.hero__glow {
  position: absolute;
  inset: -25% -10% auto auto;
  width: 460px;
  height: 460px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255, 191, 67, 0.22), transparent 62%);
  filter: blur(8px);
  pointer-events: none;
}

.hero__content {
  position: relative;
  padding: 5.2rem 0 4rem;
}

.hero__logo {
  width: min(100%, 520px);
  height: auto;
  margin-bottom: 1rem;
}

.eyebrow {
  margin: 0;
  font-size: 0.78rem;
  letter-spacing: 0.2em;
  font-weight: 800;
  color: var(--brand);
}

.hero h1 {
  margin: 0.55rem 0 0;
  font-family: "Archivo Black", "Impact", sans-serif;
  font-size: clamp(2.2rem, 7vw, 4.5rem);
  letter-spacing: 0.02em;
  text-transform: uppercase;
  line-height: 0.95;
}

.hero h1 span {
  color: var(--brand);
}

.hero__author {
  margin: 0.7rem 0 0;
  font-weight: 700;
  color: #d5e6ff;
}

.hero__lead {
  margin: 1.4rem 0 0;
  font-size: clamp(1.05rem, 2.4vw, 1.35rem);
  max-width: 720px;
  font-weight: 700;
}

.hero__text {
  margin: 0.9rem 0 0;
  max-width: 760px;
  color: var(--text-soft);
  font-size: 1rem;
}

.cta-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  border-radius: 999px;
  font-weight: 800;
  transition: transform 0.2s ease, box-shadow 0.2s ease, filter 0.2s ease;
}

.cta-button:hover {
  transform: translateY(-2px);
  filter: brightness(1.03);
}

.cta-button--hero {
  margin-top: 1.25rem;
  color: #082241;
  background: linear-gradient(140deg, var(--brand), var(--brand-strong));
  box-shadow: 0 12px 28px rgba(255, 159, 26, 0.35);
  padding: 0.78rem 1.25rem;
}

.hero__nav {
  margin-top: 2rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
}

.hero__nav a {
  text-decoration: none;
  border: 1px solid rgba(255, 255, 255, 0.26);
  background: rgba(255, 255, 255, 0.06);
  border-radius: 999px;
  padding: 0.56rem 1rem;
  font-weight: 700;
  font-size: 0.92rem;
  transition: transform 0.2s ease, border-color 0.2s ease, background 0.2s ease;
}

.hero__nav a:hover {
  transform: translateY(-2px);
  border-color: var(--brand);
  background: rgba(255, 191, 67, 0.12);
}

.section {
  padding: 3.3rem 0;
}

.section__head {
  margin-bottom: 1.15rem;
}

.kicker {
  margin: 0;
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--brand);
  font-weight: 800;
}

.section h2 {
  margin: 0.4rem 0 0;
  font-size: clamp(1.45rem, 3vw, 2.2rem);
  line-height: 1.18;
  letter-spacing: -0.01em;
}

.card {
  border: 1px solid var(--line);
  border-radius: 20px;
  background: linear-gradient(150deg, rgba(12, 38, 72, 0.88), rgba(16, 52, 95, 0.64));
  box-shadow: var(--shadow);
}

.video-card {
  overflow: hidden;
  padding: 0;
}

.speaker {
  padding: clamp(1.1rem, 2.4vw, 2rem);
  display: grid;
  grid-template-columns: minmax(210px, 320px) 1fr;
  gap: 1.2rem;
  align-items: start;
}

.speaker__image {
  margin: 0;
  overflow: hidden;
  border-radius: 16px;
  border: 1px solid var(--line);
  background: rgba(0, 0, 0, 0.2);
}

.speaker__content p {
  margin: 0;
  color: #d7e5fb;
}

.speaker__content p + p {
  margin-top: 0.9rem;
}

.speaker__contacts a {
  color: var(--brand);
  text-decoration: none;
  font-weight: 700;
}

.speaker__contacts span {
  margin: 0 0.55rem;
  color: #89a4c8;
}

.article {
  padding: clamp(1.2rem, 2.8vw, 2.3rem);
}

.article p {
  margin: 0;
  color: #d7e5fb;
  font-size: 1.04rem;
}

.article p + p {
  margin-top: 1rem;
}

.pdf-link {
  margin-top: 1.7rem;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  text-decoration: none;
  font-weight: 800;
  color: #082241;
  background: linear-gradient(140deg, var(--brand), var(--brand-strong));
  border-radius: 999px;
  padding: 0.64rem 1.1rem;
}

.image-card {
  margin: 0;
  overflow: hidden;
}

.image-card img {
  background: #061328;
}

.section--cta-final {
  padding-top: 1rem;
}

.final-cta {
  padding: clamp(1.3rem, 2.8vw, 2.3rem);
}

.final-cta h2 {
  margin: 0.35rem 0 0;
}

.final-cta p {
  margin: 0.8rem 0 0;
  color: #d7e5fb;
}

.cta-button--final {
  margin-top: 1.2rem;
  color: #082241;
  background: linear-gradient(140deg, var(--brand), var(--brand-strong));
  box-shadow: 0 12px 28px rgba(255, 159, 26, 0.35);
  padding: 0.78rem 1.25rem;
}

.footer {
  margin-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.14);
  background: rgba(0, 0, 0, 0.24);
}

.footer__inner {
  min-height: 72px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.8rem;
  padding: 1rem 0;
}

.footer__brand {
  display: flex;
  align-items: center;
  gap: 0.9rem;
}

.footer__logo {
  width: clamp(120px, 18vw, 200px);
  height: auto;
}

.footer p {
  margin: 0;
  color: var(--text-soft);
}

.footer a {
  color: var(--brand);
  text-decoration: none;
  font-weight: 700;
}

@media (max-width: 760px) {
  .hero__content {
    padding-top: 4.2rem;
    padding-bottom: 3.4rem;
  }

  .hero__logo {
    width: min(100%, 380px);
  }

  .speaker {
    grid-template-columns: 1fr;
  }

  .speaker__contacts span {
    display: none;
  }

  .speaker__contacts strong,
  .speaker__contacts a {
    display: inline-block;
    margin-top: 0.35rem;
  }

  .section {
    padding: 2.8rem 0;
  }

  .footer__brand {
    width: 100%;
    flex-direction: column;
    align-items: flex-start;
    gap: 0.55rem;
  }

  .article p {
    font-size: 0.99rem;
  }
}