/* ==========================================================================
   1. FONT IMPORTS & DESIGN TOKENS
   ========================================================================== */

@font-face {
  font-family: "Helvetica Neue Extended";
  src:
    url("../fonts/HelveticaNeueLTStd-LtEx.woff2") format("woff2"),
    url("../fonts/HelveticaNeueLTStd-LtEx.woff") format("woff");
  font-weight: 300;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "Helvetica Neue Extended";
  src:
    url("../fonts/HelveticaNeueLTStd-Ex.woff2") format("woff2"),
    url("../fonts/HelveticaNeueLTStd-Ex.woff") format("woff");
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "Helvetica Neue Extended";
  src:
    url("../fonts/HelveticaNeueLTStd-BdEx.woff2") format("woff2"),
    url("../fonts/HelveticaNeueLTStd-BdEx.woff") format("woff");
  font-weight: 700;
  font-style: normal;
  font-display: swap;
}

:root {
  /* RPG Color Palette */
  --color-surface-primary: #ffffff;
  --color-surface-inverse: #061d31; /* Dark Blue */
  --color-text-primary: #041422;
  --color-text-inverse: #f5f6f7;
  --color-border-default: #dde1e4;
  --color-accent-primary-ui: #4f8b8c; /* Accessible Teal */
  --color-success: #34d399;
  --color-error: #ef4444;

  /* Font Families */
  --font-family-body: "Outfit", system-ui, -apple-system, sans-serif;
  --font-family-heading: "Helvetica Neue Extended", "Heading-Fallback", sans-serif;

  /* Spacing Scale */
  --space-sm: 0.75rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2.5rem;
  --space-xxl: 4rem;

  /* Borders & Radius */
  --border-radius-sm: 3px;
  --border-radius-md: 0.5rem;
}

/* ==========================================================================
   2. GLOBAL & LAYOUT STYLES
   ========================================================================== */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: var(--font-family-body);
  font-size: clamp(16px, 1.5vw, 18px);
  line-height: 1.6;
  color: var(--color-text-inverse);
  background-color: var(--color-surface-inverse);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 100vh;
  padding: var(--space-lg);
}

.container {
  max-width: 720px;
  width: 100%;
  text-align: center;
}

.header, .card, .footer {
  margin-bottom: var(--space-xl);
}

.logo {
  max-width: 200px;
  height: auto;
  margin-bottom: var(--space-xl);
}

h1 {
  font-family: var(--font-family-heading);
  font-weight: 300;
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  line-height: 1.2;
  text-wrap: balance;
  margin-bottom: var(--space-md);
}

.subhead {
  font-size: clamp(1rem, 2vw, 1.125rem);
  opacity: 0.9;
  max-width: 60ch;
  margin: 0 auto;
}

/* ==========================================================================
   3. CARD & FORM STYLES
   ========================================================================== */

.card {
  background-color: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--border-radius-md);
  padding: var(--space-xl);
}

.blurb {
  margin-bottom: var(--space-lg);
}

form {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md);
  align-items: center;
  justify-content: center;
}

input[type="email"] {
  flex: 1 1 300px;
  padding: 0.8rem 1rem;
  border-radius: var(--border-radius-sm);
  border: 1px solid rgba(255, 255, 255, 0.2);
  background-color: rgba(0, 0, 0, 0.2);
  color: var(--color-text-inverse);
  font-family: var(--font-family-body);
  font-size: 1rem;
}
input[type="email"]::placeholder {
  color: rgba(255, 255, 255, 0.6);
}

button {
  background-color: var(--color-accent-primary-ui);
  color: var(--color-text-inverse);
  font-family: var(--font-family-heading);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-weight: 400;
  border-radius: var(--border-radius-sm);
  padding: 0.8125rem var(--space-lg);
  border: none;
  cursor: pointer;
  transition: opacity 0.2s ease, transform 0.1s ease;
}
button:hover {
  opacity: 0.85;
}
button:disabled {
  opacity: 0.5;
  cursor: wait;
}
button:active {
  transform: translateY(1px);
}

.honeypot {
  position: absolute;
  left: -9999px;
  opacity: 0;
}

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

/* ==========================================================================
   4. FOOTER & MESSAGES
   ========================================================================== */

.footer p {
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.7);
}
.micro-trust {
  margin-bottom: var(--space-lg);
}
.privacy {
  margin-bottom: var(--space-sm);
}

.form-message {
  width: 100%;
  margin-top: var(--space-md);
  font-weight: 500;
  min-height: 1.5em; /* Prevent layout shift */
}
.form-message.success {
  color: var(--color-success);
}
.form-message.error {
  color: var(--color-error);
}