@font-face {
  font-family: "Montserrat";
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url("../../assets/fonts/montserrat-700.woff2") format("woff2");
}

@font-face {
  font-family: "Montserrat";
  font-style: normal;
  font-weight: 800;
  font-display: swap;
  src: url("../../assets/fonts/montserrat-800.woff2") format("woff2");
}

@font-face {
  font-family: "Roboto";
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url("../../assets/fonts/roboto-400.woff2") format("woff2");
}

@font-face {
  font-family: "Roboto";
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url("../../assets/fonts/roboto-700.woff2") format("woff2");
}

:root {
  --blue: #3c83f6;
  --gold: #f6af3c;
  --dark: #1a1a2e;
  --bg: #ffffff;
  --bg-soft: #f6f8fc;
  --panel: #ffffff;
  --line: #e5e7eb;
  --text: #0c0c14;
  --muted: #33333b;
  --primary: #3c83f6;
  --primary-strong: #2f6fd8;
  --shadow: 0 18px 40px rgba(60, 131, 246, 0.12);
  --hero-top: #ebf2ff;
  --hero-bot: #ffffff;
  --hero-overlay:
    linear-gradient(90deg, #ffffff 0%, #ffffff 34%, rgba(255, 255, 255, 0.82) 58%, rgba(235, 242, 255, 0.44) 100%);
}

[data-theme="dark"] {
  --bg: #0f0f17;
  --bg-soft: #14141f;
  --panel: #181824;
  --line: #2c2c44;
  --text: #ececf3;
  --muted: #b9b9c8;
  --primary: #3c83f6;
  --primary-strong: #5c98ff;
  --shadow: 0 20px 42px rgba(0, 0, 0, 0.28);
  --hero-top: #161622;
  --hero-bot: #0f0f17;
  --hero-overlay:
    linear-gradient(90deg, #0f0f17 0%, #0f0f17 34%, rgba(15, 15, 23, 0.84) 58%, rgba(22, 22, 34, 0.48) 100%);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Roboto", Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
}

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

button,
input,
iframe {
  font: inherit;
}

.container {
  width: min(1180px, calc(100% - 48px));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  backdrop-filter: blur(8px);
  background: rgba(255, 255, 255, 0.95);
  border-bottom: 1px solid var(--line);
}

[data-theme="dark"] .site-header {
  background: rgba(15, 15, 23, 0.92);
}

.header__inner {
  min-height: 100px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  display: inline-flex;
  align-items: center;
  min-height: 32px;
}

.brand__logo {
  height: 28px;
  width: auto;
  display: block;
}

.brand__logo--dark {
  display: none;
}

[data-theme="dark"] .brand__logo--light {
  display: none;
}

[data-theme="dark"] .brand__logo--dark {
  display: block;
}

.nav {
  display: flex;
  align-items: center;
  gap: 40px;
  color: var(--text);
  font-size: 15px;
  font-weight: 400;
}

.nav a:hover,
.nav a:focus-visible {
  color: var(--primary);
}

.header__actions {
  display: flex;
  align-items: center;
  gap: 16px;
}

.back-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 22px;
  color: var(--text-soft, var(--muted));
  font-size: 15px;
  font-weight: 700;
}

.back-link:hover,
.back-link:focus-visible {
  color: var(--primary);
}

.theme-toggle {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 1px solid var(--line);
  background: var(--panel);
  display: grid;
  place-items: center;
  cursor: pointer;
  color: var(--text);
  transition: .2s;
  flex: 0 0 auto;
}

.theme-toggle:hover {
  border-color: var(--primary);
  color: var(--primary);
  transform: rotate(12deg);
}

.theme-toggle svg {
  width: 19px;
  height: 19px;
}

.theme-toggle .i-sun {
  display: none;
}

[data-theme="dark"] .theme-toggle .i-moon {
  display: none;
}

[data-theme="dark"] .theme-toggle .i-sun {
  display: block;
}

.button {
  min-height: 56px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0 28px;
  border-radius: 12px;
  font-size: 18px;
  font-weight: 700;
  transition: transform 180ms ease, background 180ms ease, border-color 180ms ease;
}

.button:hover,
.button:focus-visible {
  transform: translateY(-1px);
}

.button--primary {
  color: #ffffff;
  background: var(--primary);
  box-shadow: var(--shadow);
}

.button--primary:hover,
.button--primary:focus-visible {
  background: var(--primary-strong);
}

.button--secondary {
  border: 2px solid var(--primary);
  color: var(--primary);
  background: transparent;
}

.button--ghost {
  border: 1px solid var(--line);
  color: var(--text);
  background: var(--panel);
}

.button--ghost:hover,
.button--ghost:focus-visible {
  background: var(--bg-soft);
}

.hero {
  position: relative;
  min-height: calc(100vh - 100px);
  overflow: clip;
  background: linear-gradient(180deg, var(--hero-top) 0%, var(--hero-bot) 100%);
}

.hero__grid {
  position: absolute;
  inset: 0;
  background:
    var(--hero-overlay),
    linear-gradient(90deg, rgba(60, 131, 246, 0.08) 0, rgba(60, 131, 246, 0.08) 1px, transparent 1px, transparent 120px),
    linear-gradient(rgba(60, 131, 246, 0.06) 0, rgba(60, 131, 246, 0.06) 1px, transparent 1px, transparent 120px);
  background-size: auto, 120px 120px, 120px 120px;
  mask-image: linear-gradient(180deg, #000000 0%, rgba(0, 0, 0, 0.35) 100%);
}

.hero__layout {
  position: relative;
  z-index: 1;
  min-height: calc(100vh - 100px);
  display: flex;
  align-items: center;
  padding: 88px 0 72px;
}

.hero__content {
  width: min(780px, 100%);
}

.eyebrow {
  margin: 0 0 16px;
  color: var(--primary);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.hero h1,
.section h2 {
  margin: 0;
  font-family: "Montserrat", Arial, sans-serif;
  font-weight: 800;
  line-height: 0.98;
}

.hero h1 {
  max-width: 760px;
  font-size: clamp(46px, 7vw, 82px);
}

.hero__text,
.section__text,
.feature-card p,
.agenda__item p {
  color: var(--muted);
  line-height: 1.55;
}

.hero__text {
  max-width: 760px;
  margin: 28px 0 0;
  font-size: clamp(19px, 2vw, 24px);
}

.hero__meta {
  margin-top: 36px;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}

.meta-card {
  padding: 18px 20px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--panel);
  box-shadow: var(--shadow);
}

.meta-card__label {
  display: block;
  margin-bottom: 8px;
  font-size: 13px;
  color: var(--muted);
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-top: 32px;
}

.section {
  padding: 96px 0;
}

.section--dark {
  background: var(--bg-soft);
}

.section__grid {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(0, 1.05fr);
  gap: 40px;
  align-items: start;
}

.section__intro h2 {
  font-size: clamp(34px, 4.5vw, 56px);
}

.section__intro--narrow {
  max-width: 760px;
}

.section__text {
  margin: 22px 0 0;
  font-size: 19px;
}

.feature-list {
  display: grid;
  gap: 18px;
}

.feature-card,
.agenda__item,
.principle-card,
.form-embed {
  border: 1px solid var(--line);
  border-radius: 12px;
}

.feature-card {
  padding: 28px;
  background: var(--panel);
  box-shadow: 0 8px 28px rgba(60, 131, 246, 0.08);
}

.feature-card h3,
.agenda__item h3,
.principle-card h3,
.form-shell__header h3,
.speaker__content h2 {
  margin: 0 0 12px;
  font-family: "Montserrat", Arial, sans-serif;
}

.feature-card h3,
.agenda__item h3,
.principle-card h3 {
  font-size: 24px;
}

.feature-card p,
.agenda__item p {
  margin: 0;
  font-size: 17px;
}

.agenda {
  display: grid;
  gap: 18px;
  margin-top: 32px;
}

.agenda__item {
  display: grid;
  grid-template-columns: 72px minmax(0, 1fr);
  gap: 24px;
  padding: 28px;
  background: var(--panel);
  box-shadow: 0 8px 28px rgba(60, 131, 246, 0.08);
}

.agenda__time {
  width: 72px;
  height: 72px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 8px;
  color: var(--primary);
  background: #ebf2ff;
  font-size: 24px;
  font-weight: 800;
}

.principles {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.principle-card {
  padding: 28px;
  background: var(--panel);
  box-shadow: 0 8px 28px rgba(60, 131, 246, 0.08);
}

.principle-card span {
  display: inline-flex;
  margin-bottom: 18px;
  color: var(--primary);
  font-size: 14px;
  font-weight: 800;
}

.principle-card p {
  margin: 0;
  color: var(--muted);
  font-size: 17px;
  line-height: 1.55;
}

.speaker {
  display: grid;
  grid-template-columns: 280px minmax(0, 1fr);
  gap: 40px;
  align-items: center;
}

.speaker__media {
  width: 280px;
  aspect-ratio: 1;
  border-radius: 999px;
  overflow: hidden;
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}

.speaker__media img {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
  object-position: center 20%;
}

.speaker__role {
  margin: 12px 0 0;
  color: var(--primary);
  font-size: 18px;
  font-weight: 700;
}

.speaker__quote {
  margin: 28px 0 0;
  padding: 24px 28px;
  border-left: 4px solid var(--primary);
  border-radius: 12px;
  background: var(--panel);
  color: var(--text);
  font-family: "Montserrat", Arial, sans-serif;
  font-size: clamp(22px, 3vw, 32px);
  font-weight: 700;
  line-height: 1.2;
  box-shadow: 0 8px 28px rgba(60, 131, 246, 0.08);
}

.form-section {
  display: grid;
  gap: 32px;
}

.form-shell {
  display: grid;
  gap: 20px;
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--panel);
  box-shadow: 0 8px 28px rgba(60, 131, 246, 0.08);
}

.form-shell__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.form-shell__header h3 {
  font-size: 28px;
  line-height: 1.1;
}

.form-shell__header .eyebrow {
  margin-bottom: 10px;
}

.form-embed {
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: #ffffff;
  box-shadow: var(--shadow);
}

.form-embed iframe {
  display: block;
  width: 100%;
  min-height: 760px;
  border: 0;
}

@media (max-width: 980px) {
  .header__actions {
    gap: 12px;
  }

  .header__inner {
    min-height: 84px;
  }

  .nav {
    display: none;
  }

  .header__cta {
    display: none;
  }

  .hero {
    min-height: auto;
  }

  .hero__layout {
    min-height: auto;
    padding: 72px 0 56px;
  }

  .hero__meta,
  .section__grid,
  .principles,
  .speaker {
    grid-template-columns: 1fr;
  }

  .form-shell__header {
    flex-direction: column;
    align-items: flex-start;
  }

  .speaker__media {
    width: min(280px, 100%);
    margin: 0 auto;
  }
}

@media (max-width: 720px) {
  .container {
    width: min(100% - 32px, 1180px);
  }

  .hero__actions,
  .button {
    width: 100%;
  }

  .button {
    padding: 0 20px;
    font-size: 17px;
  }

  .hero h1 {
    font-size: clamp(40px, 13vw, 62px);
  }

  .hero__text,
  .section__text {
    font-size: 18px;
  }

  .section {
    padding: 72px 0;
  }

  .feature-card,
  .agenda__item,
  .form-shell {
    padding: 22px;
  }

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

  .agenda__time {
    width: 56px;
    height: 56px;
    font-size: 20px;
  }

  .form-embed iframe {
    min-height: 860px;
  }
}