:root {
  --color-abyssal-charcoal: #0a0a0a;
  --color-dark-slate: #1e293b;
  --color-crisp-white: #ffffff;
  --color-neon-emerald: #00ff88;
  --color-platinum: #c0c0c0;

  --font-heading: "Montserrat", sans-serif;
  --font-body: "Inter", sans-serif;

  --text-display: 56px;
  --text-h1: 40px;
  --text-h2: 32px;
  --text-h3: 24px;
  --text-h4: 20px;
  --text-body-large: 18px;
  --text-body: 16px;
  --text-caption: 14px;
  --text-overline: 12px;

  --leading-display: 1.1;
  --leading-h1: 1.2;
  --leading-h2: 1.25;
  --leading-h3: 1.3;
  --leading-h4: 1.4;
  --leading-body-large: 1.6;
  --leading-body: 1.6;
  --leading-caption: 1.4;
  --leading-overline: 1.2;

  --weight-display: 700;
  --weight-h1: 700;
  --weight-h2: 600;
  --weight-h3: 600;
  --weight-h4: 500;
  --weight-body-large: 400;
  --weight-body: 400;
  --weight-caption: 400;
  --weight-overline: 600;

  --space-xs: 4px;
  --space-sm: 8px;
  --space-md: 16px;
  --space-lg: 24px;
  --space-xl: 32px;
  --space-2xl: 48px;
  --space-3xl: 64px;
  --space-4xl: 96px;

  --container-max: 1200px;
  --container-padding: 32px;

  --surface-dark-slate: #1e293b;
  --surface-dark-slate-transparent: rgba(30, 41, 59, 0.8);
  --surface-gradient: linear-gradient(180deg, #1e293b 0%, #0a0a0a 100%);

  --border-platinum: rgba(192, 192, 192, 0.5);
  --border-platinum-solid: #c0c0c0;
  --border-emerald: #00ff88;

  --shadow-deep: 0 10px 30px rgba(0, 0, 0, 0.5);
  --shadow-hover: 0 14px 40px rgba(0, 0, 0, 0.65), 0 0 20px rgba(0, 255, 136, 0.15);

  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-pill: 24px;

  --transition-smooth: all 0.3s ease;
}

*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  -webkit-text-size-adjust: 100%;
  -moz-text-size-adjust: 100%;
  text-size-adjust: 100%;
  scroll-behavior: smooth;
}

body {
  min-height: 100vh;
  background-color: var(--color-abyssal-charcoal);
  color: var(--color-crisp-white);
  font-family: var(--font-body);
  font-size: var(--text-body);
  font-weight: var(--weight-body);
  line-height: var(--leading-body);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

img,
picture,
video,
canvas,
svg {
  display: block;
  max-width: 100%;
  height: auto;
}

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

button {
  background: none;
  border: none;
  cursor: pointer;
}

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

ul,
ol {
  list-style: none !important;
}

h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: var(--font-heading);
  color: var(--color-crisp-white);
  letter-spacing: -0.01em;
  overflow-wrap: break-word;
}

h1 {
  font-size: clamp(32px, 5vw, var(--text-h1));
  line-height: var(--leading-h1);
  font-weight: var(--weight-h1);
  margin-block-end: var(--space-md);
}

h2 {
  font-size: clamp(28px, 4vw, var(--text-h2));
  line-height: var(--leading-h2);
  font-weight: var(--weight-h2);
  margin-block-end: var(--space-md);
}

h3 {
  font-size: var(--text-h3);
  line-height: var(--leading-h3);
  font-weight: var(--weight-h3);
  margin-block-end: var(--space-sm);
}

h4 {
  font-size: var(--text-h4);
  line-height: var(--leading-h4);
  font-weight: var(--weight-h4);
  margin-block-end: var(--space-sm);
}

p {
  font-size: var(--text-body);
  line-height: var(--leading-body);
  font-weight: var(--weight-body);
  margin-block-end: var(--space-md);
}

blockquote {
  margin-block-end: var(--space-md);
  padding-inline-start: var(--space-lg);
  border-inline-start: 3px solid var(--color-neon-emerald);
  color: var(--color-platinum);
  font-size: var(--text-body-large);
  line-height: var(--leading-body-large);
}

ul,
ol {
  margin-block-end: var(--space-md);
  padding-inline-start: var(--space-lg);
}

ul {
  list-style: disc;
}

ol {
  list-style: decimal;
}

li {
  line-height: var(--leading-body);
}

ul li,
ol li {
  margin-block-end: var(--space-xs);
}

ul li:last-child,
ol li:last-child {
  margin-block-end: 0;
}

figure {
  margin-block-end: var(--space-md);
}

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

hr {
  border: none;
  border-block-start: 1px solid var(--border-platinum);
  margin-block: var(--space-xl);
}

code,
pre {
  font-family: "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace;
  font-size: 0.9em;
}

pre {
  background-color: var(--surface-dark-slate);
  padding: var(--space-md);
  border-radius: var(--radius-md);
  overflow-x: auto;
  margin-block-end: var(--space-md);
}

table {
  width: 100%;
  border-collapse: collapse;
  margin-block-end: var(--space-md);
}

th,
td {
  padding: var(--space-sm) var(--space-md);
  text-align: start;
  border-block-end: 1px solid var(--border-platinum);
}

th {
  font-family: var(--font-heading);
  font-weight: var(--weight-h3);
  color: var(--color-neon-emerald);
}

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

.surface-card {
  background-color: var(--surface-dark-slate-transparent);
  background-image: var(--surface-gradient);
  border: 1px solid var(--border-platinum);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-deep);
  padding: var(--space-xl);
}

.surface-panel {
  background-color: var(--surface-dark-slate);
  border: 1px solid var(--border-platinum);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding: var(--space-sm) var(--space-lg);
  border-radius: var(--radius-sm);
  font-family: var(--font-heading);
  font-size: var(--text-body);
  font-weight: var(--weight-h3);
  line-height: 1.4;
  transition: var(--transition-smooth);
  border: 1px solid transparent;
  min-height: 44px;
  white-space: nowrap;
}

.btn-primary {
  background-color: var(--color-neon-emerald);
  color: var(--color-abyssal-charcoal);
  border-color: var(--color-neon-emerald);
}

.btn-primary:hover {
  background-color: var(--color-crisp-white);
  border-color: var(--color-crisp-white);
  box-shadow: 0 0 20px rgba(0, 255, 136, 0.4);
}

.btn-primary:focus-visible {
  outline: 2px solid var(--color-neon-emerald);
  outline-offset: 2px;
}

.btn-secondary {
  background-color: transparent;
  color: var(--color-platinum);
  border-color: var(--border-platinum);
}

.btn-secondary:hover {
  border-color: var(--color-neon-emerald);
  color: var(--color-neon-emerald);
  box-shadow: 0 0 15px rgba(0, 255, 136, 0.2);
}

.btn-secondary:focus-visible {
  outline: 2px solid var(--color-neon-emerald);
  outline-offset: 2px;
}

.btn:active {
  transform: scale(0.97);
}

input[type="text"],
input[type="email"],
input[type="tel"],
input[type="url"],
input[type="password"],
input[type="search"],
input[type="number"],
input[type="date"],
textarea,
select {
  width: 100%;
  background-color: var(--color-abyssal-charcoal);
  border: 1px solid var(--border-platinum);
  border-radius: var(--radius-sm);
  padding: var(--space-sm) var(--space-md);
  color: var(--color-crisp-white);
  font-family: var(--font-body);
  font-size: var(--text-body);
  line-height: var(--leading-body);
  transition: var(--transition-smooth);
  min-height: 44px;
}

input::placeholder,
textarea::placeholder {
  color: var(--color-platinum);
  opacity: 0.7;
}

input:focus,
textarea:focus,
select:focus {
  outline: none;
  border-color: var(--color-neon-emerald);
  box-shadow: 0 0 0 3px rgba(0, 255, 136, 0.2), 0 0 15px rgba(0, 255, 136, 0.15);
}

textarea {
  min-height: 120px;
  resize: vertical;
}

select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%23c0c0c0' d='M6 8L0 0h12z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right var(--space-md) center;
  padding-inline-end: var(--space-xl);
}

label {
  display: block;
  font-family: var(--font-heading);
  font-size: var(--text-caption);
  font-weight: var(--weight-h3);
  color: var(--color-platinum);
  margin-block-end: var(--space-xs);
}

fieldset {
  border: 1px solid var(--border-platinum);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
  margin-block-end: var(--space-md);
}

legend {
  font-family: var(--font-heading);
  font-weight: var(--weight-h3);
  color: var(--color-neon-emerald);
  padding-inline: var(--space-sm);
}

.flex {
  display: flex;
  gap: var(--space-md);
  flex-wrap: wrap;
  min-width: 0;
}

.flex > * {
  min-width: 0;
  flex-shrink: 1;
}

.flex-col {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  min-width: 0;
}

.flex-col > * {
  min-width: 0;
  flex-shrink: 1;
}

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

.flex-center > * {
  min-width: 0;
  flex-shrink: 1;
}

.flex-between {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
  flex-wrap: wrap;
  min-width: 0;
}

.flex-between > * {
  min-width: 0;
  flex-shrink: 1;
}

.content-list {
  list-style: none;
  padding-inline-start: 0;
  margin-block-end: var(--space-md);
}

.content-list li {
  margin-block-end: var(--space-sm);
  padding-inline-start: var(--space-lg);
  position: relative;
}

.content-list li::before {
  content: "";
  position: absolute;
  inset-inline-start: 0;
  inset-block-start: 0.6em;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: var(--color-neon-emerald);
}

.content-list li:last-child {
  margin-block-end: 0;
}

.nav-toggle {
  flex-direction: column;
}

:focus-visible {
  outline: 2px solid var(--color-neon-emerald);
  outline-offset: 2px;
}

::selection {
  background-color: var(--color-neon-emerald);
  color: var(--color-abyssal-charcoal);
}

@media (max-width: 768px) {
  :root {
    --container-padding: 16px;
  }

  .container {
    padding-inline: var(--container-padding);
  }

  .surface-card {
    padding: var(--space-lg);
  }

  .surface-panel {
    padding: var(--space-md);
  }

  h1 {
    font-size: clamp(28px, 7vw, 32px);
  }

  h2 {
    font-size: clamp(24px, 5.5vw, 28px);
  }

  h3 {
    font-size: 20px;
  }

  h4 {
    font-size: 18px;
  }
}

@media (max-width: 480px) {
  :root {
    --container-padding: 12px;
  }

  .btn {
    width: 100%;
  }

  .flex,
  .flex-center,
  .flex-between {
    gap: var(--space-sm);
  }
}
html, body {
  overflow-x: clip;
  max-width: 100%;
}

.casino-lexicon {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

img, video, svg {
  max-width: 100%;
  height: auto;
}