/* DeepAgent.help — Tech Minimalism Theme */

:root {
  --bg-deep: #0a0e14;
  --bg-slate: #0f1419;
  --bg-elevated: #151c26;
  --bg-glass: rgba(21, 28, 38, 0.55);
  --border-subtle: rgba(248, 250, 252, 0.06);
  --border-glass: rgba(248, 250, 252, 0.1);
  --text-primary: #f8fafc;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  --accent: #ffaa00;
  --accent-glow: rgba(255, 170, 0, 0.45);
  --accent-soft: rgba(255, 170, 0, 0.12);
  --grid-line: rgba(248, 250, 252, 0.03);
  --font-sans: "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;
  --font-mono: "JetBrains Mono", "Fira Code", ui-monospace, monospace;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --transition: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
}

body {
  font-family: var(--font-sans);
  background: var(--bg-deep);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
}

/* ── Custom Cursor ── */
@media (pointer: fine) {
  body.custom-cursor,
  body.custom-cursor a,
  body.custom-cursor button,
  body.custom-cursor .btn,
  body.custom-cursor input,
  body.custom-cursor textarea,
  body.custom-cursor select,
  body.custom-cursor label {
    cursor: none;
  }
}

#cursor {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 9999;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.25s ease;
}

#cursor.visible {
  opacity: 1;
}

.cursor-dot,
.cursor-ring {
  position: fixed;
  top: 0;
  left: 0;
  margin-top: -4px;
  margin-left: -4px;
  will-change: transform;
}

.cursor-dot {
  width: 8px;
  height: 8px;
  background: var(--accent);
  border-radius: 50%;
  box-shadow: 0 0 10px var(--accent-glow);
  z-index: 2;
  transition: transform 0.15s ease, opacity 0.15s ease;
}

.cursor-ring {
  width: 32px;
  height: 32px;
  margin-top: -16px;
  margin-left: -16px;
  border: 1.5px solid rgba(255, 170, 0, 0.45);
  border-radius: 50%;
  z-index: 1;
  transition: width 0.25s ease, height 0.25s ease, margin 0.25s ease,
    border-color 0.25s ease, border-radius 0.25s ease, opacity 0.25s ease;
}

#cursor[data-state="pointer"] .cursor-ring {
  width: 48px;
  height: 48px;
  margin-top: -24px;
  margin-left: -24px;
  border-color: var(--accent);
  background: rgba(255, 170, 0, 0.06);
}

#cursor[data-state="pointer"] .cursor-dot {
  transform: scale(1.35);
}

#cursor[data-state="text"] .cursor-ring {
  width: 4px;
  height: 22px;
  margin-top: -11px;
  margin-left: -2px;
  border-radius: 2px;
  border-color: rgba(255, 170, 0, 0.7);
  background: transparent;
}

#cursor[data-state="text"] .cursor-dot {
  opacity: 0;
}

#cursor.clicking .cursor-ring {
  width: 28px;
  height: 28px;
  margin-top: -14px;
  margin-left: -14px;
  border-color: #ffc233;
}

#cursor.clicking .cursor-dot {
  transform: scale(0.75);
}

@media (prefers-reduced-motion: reduce) {
  #cursor {
    display: none;
  }
}

/* Structured grid background */
.grid-bg {
  position: fixed;
  inset: 0;
  z-index: -1;
  background:
    linear-gradient(180deg, var(--bg-deep) 0%, var(--bg-slate) 50%, var(--bg-deep) 100%);
}

.grid-bg::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--grid-line) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid-line) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(ellipse 80% 60% at 50% 0%, black 20%, transparent 70%);
}

.grid-bg::after {
  content: "";
  position: absolute;
  top: -20%;
  left: 50%;
  transform: translateX(-50%);
  width: 800px;
  height: 800px;
  background: radial-gradient(circle, rgba(255, 170, 0, 0.06) 0%, transparent 65%);
  pointer-events: none;
}

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

img {
  display: block;
  max-width: 100%;
}

.container {
  width: min(1120px, 92vw);
  margin-inline: auto;
}

/* ── Header ── */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 1rem 0;
  background: rgba(10, 14, 20, 0.72);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-subtle);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
}

.logo-link {
  display: flex;
  align-items: center;
  gap: 0.625rem;
}

.logo-link img {
  height: 32px;
  width: auto;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 2rem;
  list-style: none;
}

.nav-links a {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-secondary);
  transition: color var(--transition);
}

.nav-links a:hover {
  color: var(--text-primary);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.625rem 1.25rem;
  font-family: inherit;
  font-size: 0.875rem;
  font-weight: 600;
  border-radius: var(--radius-sm);
  border: none;
  cursor: pointer;
  transition: all var(--transition);
  white-space: nowrap;
}

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

.btn-primary:hover {
  background: #ffc233;
  box-shadow: 0 0 24px var(--accent-glow);
}

.btn-ghost {
  background: transparent;
  color: var(--text-primary);
  border: 1px solid var(--border-glass);
}

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

.mobile-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--text-primary);
  cursor: pointer;
  padding: 0.25rem;
}

/* ── Hero ── */
.hero {
  padding: 9rem 0 5rem;
  min-height: 100vh;
  display: flex;
  align-items: center;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.375rem 0.875rem;
  background: var(--accent-soft);
  border: 1px solid rgba(255, 170, 0, 0.25);
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--accent);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin-bottom: 1.5rem;
}

.pulse-dot {
  width: 8px;
  height: 8px;
  background: var(--accent);
  border-radius: 50%;
  box-shadow: 0 0 12px var(--accent-glow);
  animation: heartbeat 2s ease-in-out infinite;
}

@keyframes heartbeat {
  0%, 100% { transform: scale(1); opacity: 1; }
  14% { transform: scale(1.3); opacity: 0.9; }
  28% { transform: scale(1); opacity: 1; }
  42% { transform: scale(1.2); opacity: 0.95; }
  70% { transform: scale(1); opacity: 1; }
}

.hero h1 {
  font-size: clamp(2.25rem, 5vw, 3.5rem);
  font-weight: 700;
  line-height: 1.12;
  letter-spacing: -0.03em;
  margin-bottom: 1.25rem;
}

.hero h1 .accent {
  color: var(--accent);
}

.hero-desc {
  font-size: 1.125rem;
  color: var(--text-secondary);
  max-width: 520px;
  margin-bottom: 2rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

.hero-stats {
  display: flex;
  gap: 2.5rem;
  margin-top: 3rem;
  padding-top: 2rem;
  border-top: 1px solid var(--border-subtle);
}

.stat-value {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -0.02em;
}

.stat-label {
  font-size: 0.8125rem;
  color: var(--text-muted);
  margin-top: 0.25rem;
}

/* ── Terminal Module ── */
.terminal-module {
  background: var(--bg-glass);
  backdrop-filter: blur(24px);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow:
    0 4px 24px rgba(0, 0, 0, 0.4),
    inset 0 1px 0 rgba(248, 250, 252, 0.05);
}

.terminal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.875rem 1.25rem;
  background: rgba(0, 0, 0, 0.25);
  border-bottom: 1px solid var(--border-subtle);
}

.terminal-dots {
  display: flex;
  gap: 6px;
}

.terminal-dots span {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--border-glass);
}

.terminal-dots span:first-child { background: #ff5f57; }
.terminal-dots span:nth-child(2) { background: #febc2e; }
.terminal-dots span:nth-child(3) { background: #28c840; }

.terminal-title {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-muted);
}

.terminal-status {
  display: flex;
  align-items: center;
  gap: 0.375rem;
  font-size: 0.6875rem;
  font-weight: 600;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.terminal-body {
  padding: 1.25rem;
  min-height: 320px;
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  line-height: 1.7;
}

.terminal-line {
  margin-bottom: 0.5rem;
  opacity: 0;
  animation: fadeInLine 0.4s ease forwards;
}

.terminal-line.prompt { color: var(--accent); }
.terminal-line.output { color: var(--text-secondary); }
.terminal-line.success { color: #4ade80; }
.terminal-line.dim { color: var(--text-muted); }

@keyframes fadeInLine {
  from { opacity: 0; transform: translateY(4px); }
  to { opacity: 1; transform: translateY(0); }
}

.terminal-input-row {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.875rem 1.25rem;
  border-top: 1px solid var(--border-subtle);
  background: rgba(0, 0, 0, 0.15);
}

.terminal-input-row .prompt-char {
  color: var(--accent);
  font-family: var(--font-mono);
  font-size: 0.875rem;
  flex-shrink: 0;
}

.command-input {
  flex: 1;
  background: transparent;
  border: none;
  outline: none;
  font-family: var(--font-mono);
  font-size: 0.875rem;
  color: var(--text-primary);
}

.command-input::placeholder {
  color: var(--text-muted);
}

/* ── Sections ── */
section {
  padding: 6rem 0;
}

.section-label {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 0.75rem;
}

.section-title {
  font-size: clamp(1.75rem, 3.5vw, 2.25rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 1rem;
}

.section-desc {
  color: var(--text-secondary);
  max-width: 560px;
  margin-bottom: 3rem;
}

/* ── Feature Cards ── */
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.feature-card {
  background: var(--bg-glass);
  backdrop-filter: blur(16px);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-md);
  padding: 1.75rem;
  transition: border-color var(--transition), transform var(--transition);
}

.feature-card:hover {
  border-color: rgba(255, 170, 0, 0.3);
  transform: translateY(-2px);
}

.feature-icon {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--accent-soft);
  border-radius: var(--radius-sm);
  margin-bottom: 1.25rem;
  color: var(--accent);
}

.feature-card h3 {
  font-size: 1.0625rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.feature-card p {
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.65;
}

/* ── How It Works ── */
.steps-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}

.step-item {
  position: relative;
  padding: 1.5rem;
  border-left: 2px solid var(--border-subtle);
}

.step-num {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--accent);
  margin-bottom: 0.75rem;
}

.step-item h3 {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 0.375rem;
}

.step-item p {
  font-size: 0.8125rem;
  color: var(--text-secondary);
}

/* ── Trust / Logos strip ── */
.trust-strip {
  padding: 3rem 0;
  border-top: 1px solid var(--border-subtle);
  border-bottom: 1px solid var(--border-subtle);
}

.trust-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 2rem;
}

.trust-label {
  font-size: 0.8125rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.trust-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

.trust-tag {
  padding: 0.5rem 1rem;
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--text-secondary);
  background: var(--bg-elevated);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
}

/* ── CTA ── */
.cta-section {
  padding: 5rem 0 7rem;
}

.cta-box {
  text-align: center;
  padding: 4rem 2rem;
  background: var(--bg-glass);
  backdrop-filter: blur(20px);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-lg);
  position: relative;
  overflow: hidden;
}

.cta-box::before {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(255, 170, 0, 0.08) 0%, transparent 70%);
  pointer-events: none;
}

.cta-box h2 {
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 700;
  margin-bottom: 0.75rem;
  position: relative;
}

.cta-box p {
  color: var(--text-secondary);
  margin-bottom: 2rem;
  position: relative;
}

.cta-actions {
  display: flex;
  justify-content: center;
  gap: 1rem;
  flex-wrap: wrap;
  position: relative;
}

/* ── Footer ── */
.site-footer {
  padding: 3rem 0 2rem;
  border-top: 1px solid var(--border-subtle);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 3rem;
}

.footer-brand p {
  font-size: 0.875rem;
  color: var(--text-muted);
  margin-top: 1rem;
  max-width: 280px;
}

.footer-col h4 {
  font-size: 0.8125rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-secondary);
  margin-bottom: 1rem;
}

.footer-col ul {
  list-style: none;
}

.footer-col li {
  margin-bottom: 0.5rem;
}

.footer-col a {
  font-size: 0.875rem;
  color: var(--text-muted);
  transition: color var(--transition);
}

.footer-col a:hover {
  color: var(--accent);
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
  padding-top: 2rem;
  border-top: 1px solid var(--border-subtle);
  font-size: 0.8125rem;
  color: var(--text-muted);
}

/* ── Subpages ── */
.page-main {
  padding-top: 5rem;
  min-height: 100vh;
}

.page-hero {
  padding: 5rem 0 3rem;
  border-bottom: 1px solid var(--border-subtle);
}

.page-hero h1 {
  font-size: clamp(2rem, 4vw, 2.75rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  margin-bottom: 0.75rem;
}

.page-hero p {
  color: var(--text-secondary);
  font-size: 1.0625rem;
  max-width: 560px;
}

.page-content {
  padding: 4rem 0 6rem;
}

.prose {
  max-width: 720px;
}

.prose h2 {
  font-size: 1.25rem;
  font-weight: 600;
  margin: 2.5rem 0 0.75rem;
  color: var(--text-primary);
}

.prose h2:first-child {
  margin-top: 0;
}

.prose p,
.prose li {
  color: var(--text-secondary);
  font-size: 0.9375rem;
  line-height: 1.75;
}

.prose ul,
.prose ol {
  margin: 0.75rem 0 1rem 1.25rem;
}

.prose a {
  color: var(--accent);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.prose a:hover {
  color: #ffc233;
}

.prose .meta {
  font-size: 0.8125rem;
  color: var(--text-muted);
  margin-bottom: 2rem;
}

.job-list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.job-card {
  background: var(--bg-glass);
  backdrop-filter: blur(16px);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-md);
  padding: 1.5rem 1.75rem;
  transition: border-color var(--transition);
}

.job-card:hover {
  border-color: rgba(255, 170, 0, 0.3);
}

.job-card h3 {
  font-size: 1.0625rem;
  font-weight: 600;
  margin-bottom: 0.375rem;
}

.job-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  font-size: 0.8125rem;
  color: var(--text-muted);
  margin-bottom: 0.75rem;
}

.job-card p {
  font-size: 0.875rem;
  color: var(--text-secondary);
  margin-bottom: 1rem;
}

.docs-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
}

.doc-card {
  background: var(--bg-glass);
  backdrop-filter: blur(16px);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-md);
  padding: 1.75rem;
  transition: border-color var(--transition), transform var(--transition);
}

.doc-card:hover {
  border-color: rgba(255, 170, 0, 0.3);
  transform: translateY(-2px);
}

.doc-card h3 {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.doc-card p {
  font-size: 0.875rem;
  color: var(--text-secondary);
  margin-bottom: 1rem;
}

.doc-card code {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  color: var(--accent);
  background: var(--accent-soft);
  padding: 0.125rem 0.375rem;
  border-radius: 4px;
}

.code-block {
  background: rgba(0, 0, 0, 0.35);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: 1.25rem;
  margin: 1.25rem 0;
  overflow-x: auto;
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  line-height: 1.7;
  color: var(--text-secondary);
}

.code-block .prompt {
  color: var(--accent);
  user-select: none;
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
}

.contact-card {
  background: var(--bg-glass);
  backdrop-filter: blur(16px);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-md);
  padding: 2rem;
}

.contact-card h3 {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.contact-card p {
  font-size: 0.875rem;
  color: var(--text-secondary);
  margin-bottom: 1rem;
}

.contact-card a {
  color: var(--accent);
  font-weight: 500;
}

.nav-links a.active {
  color: var(--accent);
}

@media (max-width: 960px) {
  .docs-grid,
  .contact-grid {
    grid-template-columns: 1fr;
  }
}

/* ── Responsive ── */
@media (max-width: 960px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 3rem;
  }

  .hero-terminal {
    order: -1;
  }

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

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

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

@media (max-width: 640px) {
  .nav-links,
  .header-cta {
    display: none;
  }

  .nav-links.open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    padding: 1.5rem;
    background: rgba(10, 14, 20, 0.95);
    backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--border-subtle);
    gap: 1rem;
  }

  .mobile-toggle {
    display: block;
  }

  .hero {
    padding-top: 7rem;
  }

  .hero-stats {
    flex-direction: column;
    gap: 1.5rem;
  }

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

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

  .trust-inner {
    flex-direction: column;
    align-items: flex-start;
  }
}