:root {
  --color-space-950: #070811;
  --color-space-900: #0d1020;
  --color-glass-800: rgba(18, 20, 40, 0.82);
  --color-glass-600: rgba(25, 28, 55, 0.58);
  --color-platinum-100: #f2f0ea;
  --color-platinum-300: #c8c7d1;
  --color-platinum-500: #9898aa;
  --color-indigo-500: #5964ff;
  --color-violet-500: #9b5cff;
  --color-pink-500: #e765a5;
  --color-cyan-400: #57d9e8;
  --color-success: #63d6a1;
  --color-danger: #ff7d8d;

  --gradient-aurora: linear-gradient(
    110deg,
    var(--color-indigo-500) 0%,
    var(--color-violet-500) 48%,
    var(--color-cyan-400) 100%
  );

  --font-heading: Manrope, system-ui, sans-serif;
  --font-body: Inter, system-ui, sans-serif;

  --font-size-xs: 0.75rem;
  --font-size-sm: 0.875rem;
  --font-size-base: 1rem;
  --font-size-lg: 1.125rem;
  --font-size-xl: 1.5rem;
  --font-size-2xl: clamp(1.75rem, 3vw, 2rem);
  --font-size-3xl: clamp(2.25rem, 5vw, 3rem);
  --font-size-display: clamp(3.25rem, 8vw, 5.5rem);

  --line-height-xs: 1.333;
  --line-height-sm: 1.429;
  --line-height-base: 1.625;
  --line-height-lg: 1.556;
  --line-height-heading: 1.15;
  --line-height-display: 0.98;

  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.5rem;
  --space-6: 2rem;
  --space-7: 2.5rem;
  --space-8: 3.5rem;
  --space-9: 4.5rem;
  --space-10: 6rem;
  --space-11: 8rem;

  --container-max: 77.5rem;
  --container-padding: 2rem;
  --section-space: clamp(4rem, 8vw, 8rem);

  --radius-sm: 0.25rem;
  --radius-md: 0.625rem;
  --radius-lg: 1rem;
  --radius-xl: 1.5rem;
  --radius-full: 999px;

  --border-subtle: 1px solid rgba(200, 199, 209, 0.16);
  --border-strong: 1px solid rgba(242, 240, 234, 0.24);
  --shadow-float: 0 20px 60px rgba(0, 0, 0, 0.32);
  --shadow-glow: 0 0 28px rgba(87, 217, 232, 0.12);

  --glass-blur: blur(18px) saturate(125%);
  --transition-fast: 160ms ease;
  --transition-base: 240ms ease;
}

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

html {
  min-width: 0;
  scroll-behavior: smooth;
  scrollbar-color: rgba(200, 199, 209, 0.35) var(--color-space-950);
  scrollbar-width: thin;
}

body {
  min-width: 0;
  min-height: 100vh;
  margin: 0;
  overflow-x: hidden;
  background: var(--color-space-950);
  color: var(--color-platinum-100);
  font-family: var(--font-body);
  font-size: var(--font-size-base);
  font-weight: 400;
  line-height: var(--line-height-base);
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body,
button,
input,
select,
textarea {
  font-synthesis: none;
}

img,
picture,
svg,
canvas,
video,
iframe,
embed,
object {
  display: block;
  max-width: 100%;
}

img,
video {
  height: auto;
}

img {
  object-fit: cover;
}

a {
  color: var(--color-cyan-400);
  text-decoration-color: rgba(87, 217, 232, 0.55);
  text-underline-offset: 0.18em;
  transition: color var(--transition-fast), text-decoration-color var(--transition-fast);
}

a:hover {
  color: var(--color-platinum-100);
  text-decoration-color: currentColor;
}

button,
input,
select,
textarea {
  color: inherit;
  font: inherit;
}

button,
[type="button"],
[type="reset"],
[type="submit"] {
  border: 0;
  cursor: pointer;
}

button:disabled,
input:disabled,
select:disabled,
textarea:disabled {
  cursor: not-allowed;
  opacity: 0.6;
}

input,
select,
textarea {
  width: 100%;
  border: 1px solid rgba(200, 199, 209, 0.26);
  border-radius: var(--radius-sm);
  background: rgba(7, 8, 17, 0.72);
  color: var(--color-platinum-100);
  line-height: 1.4;
}

input,
select {
  min-height: 3rem;
  padding: 0.7rem 0.875rem;
}

textarea {
  min-height: 8rem;
  padding: 0.75rem 0.875rem;
  resize: vertical;
}

select {
  cursor: pointer;
}

input::placeholder,
textarea::placeholder {
  color: var(--color-platinum-500);
  opacity: 1;
}

fieldset {
  min-width: 0;
  margin: 0;
  padding: 0;
  border: 0;
}

legend {
  padding: 0;
}

label {
  display: inline-block;
  margin-block-end: var(--space-2);
  color: var(--color-platinum-100);
  font-family: var(--font-heading);
  font-size: var(--font-size-sm);
  font-weight: 650;
  line-height: var(--line-height-sm);
}

table {
  width: 100%;
  border-collapse: collapse;
  border-spacing: 0;
}

th,
td {
  padding: var(--space-3);
  border-block-end: var(--border-subtle);
  text-align: start;
  vertical-align: top;
}

th {
  color: var(--color-platinum-100);
  font-family: var(--font-heading);
  font-weight: 700;
}

ul,
ol {
  margin-block: 0 1.5rem;
  padding-inline-start: 1.35rem;
}

li::marker {
  color: var(--color-cyan-400);
}

blockquote {
  margin: 0 0 var(--space-5);
  padding-inline-start: var(--space-5);
  border-inline-start: 2px solid var(--color-cyan-400);
  color: var(--color-platinum-300);
  font-size: var(--font-size-lg);
  line-height: var(--line-height-lg);
}

hr {
  height: 1px;
  margin: var(--space-6) 0;
  border: 0;
  background: rgba(200, 199, 209, 0.16);
}

figure {
  margin: 0 0 var(--space-5);
}

figcaption {
  margin-block-start: var(--space-2);
  color: var(--color-platinum-500);
  font-size: var(--font-size-sm);
  line-height: var(--line-height-sm);
}

h1,
h2,
h3,
h4,
h5,
h6 {
  margin: 0 0 var(--space-4);
  color: var(--color-platinum-100);
  font-family: var(--font-heading);
  font-weight: 700;
  letter-spacing: -0.025em;
  line-height: var(--line-height-heading);
  overflow-wrap: anywhere;
}

h1 {
  font-size: var(--font-size-3xl);
  line-height: 1.08;
}

h2 {
  font-size: var(--font-size-2xl);
  line-height: 1.18;
}

h3 {
  font-size: var(--font-size-xl);
  line-height: 1.25;
}

h4 {
  font-size: var(--font-size-lg);
  line-height: 1.3;
}

h5,
h6 {
  font-size: var(--font-size-base);
  line-height: 1.4;
}

p {
  margin: 0 0 var(--space-5);
  color: var(--color-platinum-300);
  font-size: var(--font-size-base);
  line-height: var(--line-height-base);
  overflow-wrap: break-word;
}

small {
  font-size: var(--font-size-sm);
  line-height: var(--line-height-sm);
}

strong,
b {
  color: var(--color-platinum-100);
  font-weight: 700;
}

code,
kbd,
samp,
pre {
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
}

code,
kbd {
  border-radius: var(--radius-sm);
  background: rgba(200, 199, 209, 0.1);
  padding: 0.1em 0.3em;
  color: var(--color-platinum-100);
}

pre {
  margin: 0 0 var(--space-5);
  overflow: auto;
  padding: var(--space-4);
  border: var(--border-subtle);
  border-radius: var(--radius-md);
  background: var(--color-space-900);
  color: var(--color-platinum-100);
}

:focus-visible {
  outline: 2px solid var(--color-cyan-400);
  outline-offset: 4px;
}

::selection {
  background: rgba(87, 217, 232, 0.3);
  color: var(--color-platinum-100);
}

.container {
  width: min(100% - (var(--container-padding) * 2), var(--container-max));
  margin-inline: auto;
}

.section {
  padding-block: var(--section-space);
}

.surface {
  border: var(--border-subtle);
  border-radius: var(--radius-lg);
  background: var(--color-glass-800);
}

.glass-panel {
  border: var(--border-subtle);
  border-radius: var(--radius-lg);
  background: var(--color-glass-600);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
}

.elevated-panel {
  border: var(--border-subtle);
  border-radius: var(--radius-lg);
  background: var(--color-glass-800);
  box-shadow: var(--shadow-float);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
}

.gradient-border {
  position: relative;
  isolation: isolate;
  border: 1px solid transparent;
  border-radius: var(--radius-lg);
  background:
    linear-gradient(var(--color-glass-800), var(--color-glass-800)) padding-box,
    var(--gradient-aurora) border-box;
  box-shadow: inset 0 0 0 1px rgba(242, 240, 234, 0.03);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
}

.stack {
  display: flex;
  min-width: 0;
  flex-direction: column;
  align-items: stretch;
  gap: var(--space-4);
}

.cluster {
  display: flex;
  min-width: 0;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-3);
}

.cluster > * {
  min-width: 0;
}

.content-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  margin: 0 0 var(--space-5);
  padding-inline-start: 1.35rem;
}

.content-list > li {
  min-width: 0;
}

.eyebrow {
  margin: 0 0 var(--space-3);
  color: var(--color-cyan-400);
  font-family: var(--font-heading);
  font-size: var(--font-size-xs);
  font-weight: 700;
  letter-spacing: 0.12em;
  line-height: var(--line-height-xs);
  text-transform: uppercase;
}

.display-title {
  font-size: var(--font-size-display);
  line-height: var(--line-height-display);
  letter-spacing: -0.055em;
}

.button {
  display: inline-flex;
  min-width: 0;
  min-height: 2.875rem;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding-inline: 1.25rem;
  border: 1px solid transparent;
  border-radius: var(--radius-md);
  background: var(--color-platinum-100);
  color: var(--color-space-950);
  font-family: var(--font-heading);
  font-size: var(--font-size-sm);
  font-weight: 700;
  line-height: 1.2;
  text-align: center;
  text-decoration: none;
  transition:
    border-color var(--transition-base),
    background-color var(--transition-base),
    color var(--transition-base),
    box-shadow var(--transition-base),
    transform var(--transition-base);
}

.button:hover {
  background: var(--color-cyan-400);
  color: var(--color-space-950);
  box-shadow: var(--shadow-glow);
  transform: translateY(-1px);
}

.button:active {
  transform: translateY(0);
}

.button--secondary {
  border-color: rgba(87, 217, 232, 0.58);
  background: rgba(7, 8, 17, 0.38);
  color: var(--color-platinum-100);
}

.button--secondary:hover {
  border-color: var(--color-cyan-400);
  background: rgba(87, 217, 232, 0.1);
  color: var(--color-platinum-100);
}

.button--quiet {
  min-height: auto;
  padding: 0;
  border: 0;
  border-radius: 0;
  background: transparent;
  color: var(--color-cyan-400);
  text-decoration: underline;
  text-decoration-color: rgba(87, 217, 232, 0.55);
  text-underline-offset: 0.22em;
}

.button--quiet:hover {
  background: transparent;
  color: var(--color-platinum-100);
  box-shadow: none;
}

.status {
  display: inline-flex;
  min-width: 0;
  align-items: center;
  gap: var(--space-2);
  padding: 0.35rem 0.625rem;
  border: 1px solid rgba(200, 199, 209, 0.2);
  border-radius: var(--radius-full);
  background: rgba(7, 8, 17, 0.42);
  color: var(--color-platinum-300);
  font-family: var(--font-heading);
  font-size: var(--font-size-xs);
  font-weight: 700;
  line-height: var(--line-height-xs);
}

.status--success {
  border-color: rgba(99, 214, 161, 0.42);
  color: var(--color-success);
}

.status--danger {
  border-color: rgba(255, 125, 141, 0.42);
  color: var(--color-danger);
}

.field {
  display: flex;
  min-width: 0;
  flex-direction: column;
}

.field-error {
  margin: var(--space-2) 0 0;
  color: var(--color-danger);
  font-size: var(--font-size-sm);
  line-height: var(--line-height-sm);
}

.form-message {
  margin: 0 0 var(--space-4);
  padding: var(--space-3) var(--space-4);
  border: 1px solid rgba(200, 199, 209, 0.2);
  border-radius: var(--radius-md);
  background: rgba(7, 8, 17, 0.48);
  color: var(--color-platinum-100);
}

.form-message--success {
  border-color: rgba(99, 214, 161, 0.48);
}

.form-message--error {
  border-color: rgba(255, 125, 141, 0.48);
}

.surface > :last-child,
.glass-panel > :last-child,
.elevated-panel > :last-child,
.gradient-border > :last-child,
.stack > :last-child,
.field > :last-child,
.form-message > :last-child {
  margin-block-end: 0;
}

@supports not ((backdrop-filter: blur(1px)) or (-webkit-backdrop-filter: blur(1px))) {
  .glass-panel,
  .elevated-panel,
  .gradient-border {
    background: var(--color-glass-800);
  }
}

@media (max-width: 980px) {
  :root {
    --container-padding: 1.25rem;
  }
}

@media (max-width: 560px) {
  :root {
    --container-padding: 1.25rem;
  }

  h1 {
    font-size: clamp(2rem, 10vw, 2.5rem);
  }

  h2 {
    font-size: clamp(1.625rem, 7vw, 2rem);
  }

  .button {
    min-height: 3rem;
    padding-inline: 1.25rem;
  }

  .cluster {
    align-items: stretch;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms;
    animation-iteration-count: 1;
    scroll-behavior: auto;
    transition-duration: 0.01ms;
  }
}