/* Qbiss — theqbiss.com developer site */
:root {
  --bg: #0a0a0f;
  --bg-elevated: #12121a;
  --bg-card: #16161f;
  --text: #f0f0f5;
  --text-muted: #a0a0b0;
  --border: rgba(255, 255, 255, 0.08);
  --cyan: #22d3ee;
  --purple: #a855f7;
  --magenta: #e879f9;
  --gradient: linear-gradient(135deg, #22d3ee 0%, #a855f7 50%, #e879f9 100%);
  --radius: 12px;
  --max: 960px;
  --header-h: 64px;
  --font: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

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

a {
  color: var(--cyan);
  text-decoration: none;
  transition: color 0.15s ease, opacity 0.15s ease;
}

a:hover {
  color: var(--magenta);
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(10, 10, 15, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}

.header-inner {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 1.25rem;
  height: var(--header-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  color: var(--text);
  text-decoration: none;
  font-weight: 700;
  font-size: 1.15rem;
  letter-spacing: 0.02em;
}

.brand:hover {
  color: var(--text);
  opacity: 0.9;
}

.brand-icon {
  width: 36px;
  height: 36px;
  border-radius: 8px;
  object-fit: cover;
}

.brand-wordmark {
  background: var(--gradient);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
}

.nav {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.nav a {
  color: var(--text-muted);
  padding: 0.4rem 0.7rem;
  border-radius: 8px;
  font-size: 0.9rem;
  font-weight: 500;
}

.nav a:hover,
.nav a[aria-current="page"] {
  color: var(--text);
  background: rgba(255, 255, 255, 0.06);
}

.nav a[aria-current="page"] {
  color: var(--cyan);
}

/* Main */
main {
  flex: 1;
}

.container {
  max-width: var(--max);
  margin: 0 auto;
  padding: 2rem 1.25rem 3rem;
}

/* Hero */
.hero {
  position: relative;
  min-height: 340px;
  display: flex;
  align-items: flex-end;
  background: var(--bg-elevated) center / cover no-repeat;
  border-bottom: 1px solid var(--border);
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to top,
    rgba(10, 10, 15, 0.95) 0%,
    rgba(10, 10, 15, 0.55) 45%,
    rgba(10, 10, 15, 0.35) 100%
  );
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: var(--max);
  margin: 0 auto;
  padding: 2.5rem 1.25rem 2.75rem;
  width: 100%;
}

.hero h1 {
  margin: 0 0 0.5rem;
  font-size: clamp(1.75rem, 5vw, 2.5rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.15;
}

.hero .tagline {
  margin: 0 0 1.25rem;
  color: var(--text-muted);
  font-size: 1.05rem;
  max-width: 36rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.65rem 1.25rem;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.95rem;
  border: 1px solid transparent;
  cursor: pointer;
  text-decoration: none;
  transition: transform 0.12s ease, box-shadow 0.12s ease, background 0.15s ease;
}

.btn:hover {
  transform: translateY(-1px);
}

.btn-primary {
  background: var(--gradient);
  color: #0a0a0f;
  box-shadow: 0 4px 20px rgba(168, 85, 247, 0.35);
}

.btn-primary:hover {
  color: #0a0a0f;
  opacity: 0.95;
}

.btn-ghost {
  background: transparent;
  border-color: var(--border);
  color: var(--text);
}

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

/* Sections / cards */
.section-title {
  margin: 0 0 1rem;
  font-size: 1.35rem;
  font-weight: 700;
  letter-spacing: -0.01em;
}

.lead {
  color: var(--text-muted);
  margin: 0 0 1.5rem;
  max-width: 40rem;
}

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

@media (min-width: 600px) {
  .card-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.25rem 1.35rem;
}

.card h3 {
  margin: 0 0 0.4rem;
  font-size: 1.05rem;
}

.card p {
  margin: 0;
  color: var(--text-muted);
  font-size: 0.95rem;
}

.privacy-blurb {
  margin-top: 2rem;
  padding: 1.25rem 1.35rem;
  border-radius: var(--radius);
  border: 1px solid rgba(34, 211, 238, 0.25);
  background: linear-gradient(135deg, rgba(34, 211, 238, 0.08), rgba(168, 85, 247, 0.08));
}

.privacy-blurb p {
  margin: 0;
  color: var(--text-muted);
}

.privacy-blurb a {
  font-weight: 600;
}

/* Page header (inner pages) */
.page-header {
  margin-bottom: 1.75rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--border);
}

.page-header h1 {
  margin: 0 0 0.35rem;
  font-size: clamp(1.5rem, 4vw, 2rem);
  font-weight: 800;
  letter-spacing: -0.02em;
}

.page-header .meta {
  margin: 0;
  color: var(--text-muted);
  font-size: 0.95rem;
}

/* Prose (privacy) */
.prose h2 {
  margin: 2rem 0 0.65rem;
  font-size: 1.15rem;
  color: var(--cyan);
}

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

.prose p,
.prose ul {
  color: var(--text-muted);
  margin: 0 0 0.85rem;
}

.prose ul {
  padding-left: 1.25rem;
}

.prose li {
  margin-bottom: 0.35rem;
}

.prose strong {
  color: var(--text);
  font-weight: 600;
}

/* Apps list */
.app-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

.app-item {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem 1rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.1rem 1.25rem;
}

.app-item h2 {
  margin: 0;
  font-size: 1.05rem;
  font-weight: 600;
}

.app-meta {
  margin: 0.2rem 0 0;
  font-size: 0.85rem;
  color: var(--text-muted);
}

.app-link {
  font-size: 0.9rem;
  font-weight: 600;
  white-space: nowrap;
}

.badge {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  padding: 0.2rem 0.55rem;
  border-radius: 999px;
  background: rgba(168, 85, 247, 0.2);
  color: var(--magenta);
  border: 1px solid rgba(232, 121, 249, 0.3);
}

/* Contact */
.contact-box {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
  max-width: 32rem;
}

.contact-box p {
  margin: 0 0 0.85rem;
  color: var(--text-muted);
}

.contact-box p:last-child {
  margin-bottom: 0;
}

.todo-note {
  margin-top: 1.25rem;
  padding: 0.85rem 1rem;
  border-radius: 8px;
  background: rgba(255, 193, 7, 0.08);
  border: 1px dashed rgba(255, 193, 7, 0.35);
  color: #e8d48b;
  font-size: 0.9rem;
}

/* Footer */
.site-footer {
  border-top: 1px solid var(--border);
  background: var(--bg-elevated);
  padding: 1.5rem 1.25rem;
  text-align: center;
}

.site-footer p {
  margin: 0;
  color: var(--text-muted);
  font-size: 0.85rem;
}

.site-footer a {
  color: var(--text-muted);
}

.site-footer a:hover {
  color: var(--cyan);
}

/* Mobile nav tweak */
@media (max-width: 480px) {
  .header-inner {
    flex-direction: column;
    height: auto;
    padding: 0.75rem 1rem;
    align-items: flex-start;
  }

  .nav {
    width: 100%;
    justify-content: flex-start;
  }

  .nav a {
    padding: 0.35rem 0.55rem;
    font-size: 0.85rem;
  }

  .hero {
    min-height: 280px;
  }
}