/* ============================================
   Intel Deployed — Landing Page Styles
   ============================================ */

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

/* Variables */
:root {
  color-scheme: dark;

  --bg: #0A0A0B;
  --bg-elevated: #111113;
  --bg-input: #0D0D0F;
  --text: #E8E8E8;
  --text-muted: #6B6B70;
  --text-dim: #3F3F44;
  --accent: #5B7CB1;
  --accent-hover: #6B8CC1;
  --border: #1C1C20;
  --border-hover: #2A2A30;
  --border-focus: #5B7CB1;
  --error: #C75B5B;

  --font-display: 'Space Grotesk', sans-serif;
  --font-body: 'Inter', sans-serif;
  --font-mono: 'IBM Plex Mono', monospace;

  --container-max: 1080px;
  --transition: 200ms ease;
}

/* Base */
html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  background-color: var(--bg);
  background-image:
    linear-gradient(to right, rgba(255, 255, 255, 0.018) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255, 255, 255, 0.018) 1px, transparent 1px);
  background-size: 64px 64px;
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

/* Vignette overlay */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background: radial-gradient(ellipse 80% 60% at 50% 30%, transparent 0%, var(--bg) 100%);
  pointer-events: none;
  z-index: 1;
}

/* Container */
.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 32px;
  position: relative;
  z-index: 2;
}

/* Navigation */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  background: rgba(10, 10, 11, 0.72);
  border-bottom: 1px solid var(--border);
}

.nav-inner {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 32px;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

/* Wordmark */
.wordmark {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--text);
}

.wordmark-mark {
  width: 8px;
  height: 8px;
  background: var(--accent);
  transform: rotate(45deg);
  flex-shrink: 0;
}

.wordmark-text {
  font-family: var(--font-display);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

/* Nav link */
.nav-link {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--text-muted);
  text-decoration: none;
  letter-spacing: 0.05em;
  transition: color var(--transition);
}

.nav-link:hover {
  color: var(--text);
}

/* Hero */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 120px 0 80px;
  position: relative;
}

.hero::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 25%;
  width: 700px;
  height: 700px;
  background: radial-gradient(circle, rgba(91, 124, 177, 0.05) 0%, transparent 70%);
  transform: translate(-50%, -50%);
  pointer-events: none;
  z-index: 1;
}

.hero .container {
  max-width: 820px;
}

/* Eyebrow */
.eyebrow {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.22em;
  color: var(--accent);
  margin-bottom: 28px;
  text-transform: uppercase;
}

/* Hero headline */
.hero-headline {
  font-family: var(--font-display);
  font-size: clamp(2.75rem, 7vw, 5.5rem);
  font-weight: 600;
  line-height: 1.04;
  letter-spacing: -0.03em;
  margin-bottom: 28px;
}

/* Hero sub */
.hero-sub {
  font-size: clamp(1.05rem, 1.4vw, 1.25rem);
  color: var(--text-muted);
  max-width: 560px;
  line-height: 1.65;
  margin-bottom: 44px;
  font-weight: 300;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  text-decoration: none;
  padding: 16px 36px;
  border: 1px solid var(--border-hover);
  background: transparent;
  color: var(--text);
  cursor: pointer;
  transition: all var(--transition);
  -webkit-appearance: none;
  appearance: none;
}

.btn-primary {
  border-color: var(--accent);
  color: var(--accent);
}

.btn-primary:hover {
  background: var(--accent);
  color: var(--bg);
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

/* Value props */
.value-props {
  padding: 100px 0;
  border-top: 1px solid var(--border);
}

.props-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
}

.prop {
  padding: 0 40px;
  border-right: 1px solid var(--border);
}

.prop:first-child {
  padding-left: 0;
}

.prop:last-child {
  border-right: none;
  padding-right: 0;
}

.prop-number {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--text-dim);
  letter-spacing: 0.1em;
  display: block;
  margin-bottom: 24px;
}

.prop-title {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 500;
  letter-spacing: -0.01em;
  margin-bottom: 12px;
}

.prop-desc {
  font-size: 0.95rem;
  color: var(--text-muted);
  line-height: 1.6;
  font-weight: 300;
}

/* Contact */
.contact {
  padding: 120px 0;
  border-top: 1px solid var(--border);
  scroll-margin-top: 80px;
}

.contact-inner {
  max-width: 600px;
  margin: 0 auto;
}

.contact-heading {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 600;
  letter-spacing: -0.02em;
  margin-bottom: 16px;
}

.contact-sub {
  font-size: 1.05rem;
  color: var(--text-muted);
  margin-bottom: 48px;
  font-weight: 300;
}

/* Form */
.contact-form {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.form-group label {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.form-group input,
.form-group select {
  font-family: var(--font-body);
  font-size: 15px;
  color: var(--text);
  background: var(--bg-input);
  border: 1px solid var(--border);
  padding: 14px 16px;
  transition: border-color var(--transition);
  -webkit-appearance: none;
  appearance: none;
  border-radius: 0;
}

.form-group input:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--border-focus);
}

.form-group input::placeholder {
  color: var(--text-dim);
}

.form-group select {
  cursor: pointer;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12' fill='none'%3E%3Cpath d='M3 4.5L6 7.5L9 4.5' stroke='%236B6B70' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 16px center;
  padding-right: 40px;
}

.form-group select option {
  background: var(--bg-elevated);
  color: var(--text);
}

.form-group select option:disabled {
  color: var(--text-dim);
}

/* Honeypot */
.honeypot {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
  opacity: 0;
}

/* Submit */
.btn-submit {
  width: 100%;
  margin-top: 8px;
}

/* Form message */
.form-message {
  font-family: var(--font-mono);
  font-size: 13px;
  text-align: center;
  min-height: 20px;
  letter-spacing: 0.02em;
}

.form-message.success {
  color: var(--accent);
}

.form-message.error {
  color: var(--error);
}

/* Footer */
.footer {
  border-top: 1px solid var(--border);
  padding: 40px 0;
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.footer-copy {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text-dim);
  letter-spacing: 0.05em;
}

/* Fade-in animation */
.fade-in {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 600ms ease, transform 600ms ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Responsive */
@media (max-width: 768px) {
  .container {
    padding: 0 24px;
  }

  .nav-inner {
    padding: 0 24px;
  }

  .props-grid {
    grid-template-columns: 1fr;
    gap: 0;
  }

  .prop {
    padding: 0;
    border-right: none;
    border-bottom: 1px solid var(--border);
    padding-bottom: 40px;
    margin-bottom: 40px;
  }

  .prop:last-child {
    border-bottom: none;
    padding-bottom: 0;
    margin-bottom: 0;
  }

  .form-row {
    grid-template-columns: 1fr;
  }

  .footer-inner {
    flex-direction: column;
    gap: 16px;
    text-align: center;
  }

  .hero {
    padding: 100px 0 60px;
  }

  .value-props {
    padding: 60px 0;
  }

  .contact {
    padding: 80px 0;
  }
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  .fade-in {
    opacity: 1;
    transform: none;
    transition: none;
  }

  html {
    scroll-behavior: auto;
  }
}