/* ============================================================
   SEXTING AI — Global Styles
   ============================================================ */

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

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

body {
  font-family: var(--font-family);
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-normal);
  line-height: var(--line-height-base);
  color: var(--color-text-primary);
  background-color: var(--color-surface-base);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

img, video { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
button, input, textarea, select { font-family: inherit; }
ul, ol { list-style: none; }

/* ── Focus visible ── */
:focus-visible {
  outline: 2px solid var(--color-accent-pink);
  outline-offset: 2px;
  border-radius: var(--radius-xs);
}

/* ── Selection ── */
::selection {
  background: rgba(244, 63, 94, 0.3);
  color: var(--color-text-primary);
}

/* ── Scrollbar ── */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--color-surface-muted); }
::-webkit-scrollbar-thumb { background: var(--color-border-strong); border-radius: var(--radius-full); }
::-webkit-scrollbar-thumb:hover { background: var(--color-accent-purple); }

/* ── Container ── */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--space-6);
}

.container--narrow {
  max-width: var(--container-narrow);
}

/* ── Section spacing ── */
.section {
  padding-block: var(--space-12);
}

@media (max-width: 768px) {
  .section { padding-block: var(--space-10); }
  .container { padding-inline: var(--space-4); }
}

/* ── Typography utilities ── */
.gradient-text {
  background: var(--gradient-text);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.text-muted { color: var(--color-text-tertiary); }
.text-center { text-align: center; }
.text-sm { font-size: var(--font-size-sm); }

/* ── Pill / Badge ── */
.pill {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: 6px 16px;
  background: rgba(244, 63, 94, 0.1);
  border: 1px solid rgba(244, 63, 94, 0.25);
  border-radius: var(--radius-full);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-accent-pink);
  letter-spacing: 0.02em;
}

.pill--purple {
  background: rgba(168, 85, 247, 0.1);
  border-color: rgba(168, 85, 247, 0.25);
  color: var(--color-accent-purple);
}

/* ── Buttons ── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: 12px 24px;
  border-radius: var(--radius-full);
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  cursor: pointer;
  border: none;
  transition: all var(--duration-fast) var(--ease-default);
  white-space: nowrap;
  text-decoration: none;
  position: relative;
  overflow: hidden;
}

.btn::before {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(255,255,255,0.08);
  opacity: 0;
  transition: opacity var(--duration-fast) var(--ease-default);
}

.btn:hover::before { opacity: 1; }

.btn--primary {
  background: var(--gradient-brand);
  color: #fff;
  box-shadow: 0 4px 20px rgba(244,63,94,0.35);
}

.btn--primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 8px 28px rgba(244,63,94,0.45);
}

.btn--primary:active { transform: translateY(0); }

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

.btn--secondary:hover {
  border-color: rgba(244,63,94,0.5);
  color: var(--color-accent-pink);
  background: rgba(244,63,94,0.05);
}

.btn--ghost {
  background: rgba(255,255,255,0.05);
  color: var(--color-text-secondary);
  border: 1px solid var(--color-border-default);
}

.btn--ghost:hover {
  background: rgba(255,255,255,0.08);
  border-color: var(--color-border-muted);
}

.btn--lg {
  padding: 14px 32px;
  font-size: var(--font-size-md);
}

.btn--sm {
  padding: 8px 18px;
  font-size: var(--font-size-sm);
}

/* ── Card ── */
.card {
  background: var(--color-surface-card);
  border: 1px solid var(--color-border-default);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  transition: all var(--duration-normal) var(--ease-default);
}

.card:hover {
  border-color: rgba(244,63,94,0.25);
  box-shadow: var(--shadow-card-hover);
  transform: translateY(-2px);
}

.card--elevated {
  background: linear-gradient(145deg, rgba(244,63,94,0.04) 0%, rgba(168,85,247,0.04) 100%);
  border-color: var(--color-border-muted);
}

/* ── Section header ── */
.section-header {
  text-align: center;
  margin-bottom: var(--space-10);
}

.section-header .pill { margin-bottom: var(--space-4); }

.section-header h2 {
  font-size: clamp(var(--font-size-3xl), 5vw, var(--font-size-4xl));
  font-weight: var(--font-weight-bold);
  line-height: var(--line-height-tight);
  margin-bottom: var(--space-4);
  letter-spacing: -0.02em;
}

.section-header p {
  font-size: var(--font-size-md);
  color: var(--color-text-tertiary);
  max-width: 560px;
  margin-inline: auto;
  line-height: var(--line-height-relaxed);
}

/* ── Divider ── */
.divider {
  width: 100%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--color-border-default), transparent);
}

/* ── Noise texture overlay ── */
.noise::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='0.03'/%3E%3C/svg%3E");
  pointer-events: none;
  opacity: 0.4;
}

/* ── Stars rating ── */
.stars {
  display: flex;
  gap: 2px;
  color: #fbbf24;
  font-size: var(--font-size-base);
}

/* ── Grid utilities ── */
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--space-6); }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-6); }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-6); }

@media (max-width: 1024px) {
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 640px) {
  .grid-4, .grid-3, .grid-2 { grid-template-columns: 1fr; }
}

/* ── Animate on scroll ── */
[data-animate] {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity var(--duration-slow) var(--ease-default), transform var(--duration-slow) var(--ease-default);
}

[data-animate].is-visible {
  opacity: 1;
  transform: translateY(0);
}

[data-animate-delay="1"] { transition-delay: 100ms; }
[data-animate-delay="2"] { transition-delay: 200ms; }
[data-animate-delay="3"] { transition-delay: 300ms; }
[data-animate-delay="4"] { transition-delay: 400ms; }
[data-animate-delay="5"] { transition-delay: 500ms; }

/* ── Prose (blog content) ── */
.prose {
  color: var(--color-text-secondary);
  line-height: var(--line-height-relaxed);
}

.prose h1, .prose h2, .prose h3, .prose h4 {
  color: var(--color-text-primary);
  font-weight: var(--font-weight-bold);
  line-height: var(--line-height-snug);
  margin-top: 1.75em;
  margin-bottom: 0.75em;
  letter-spacing: -0.01em;
}

.prose h1 { font-size: var(--font-size-4xl); }
.prose h2 { font-size: var(--font-size-3xl); }
.prose h3 { font-size: var(--font-size-2xl); }
.prose h4 { font-size: var(--font-size-xl); }

.prose p { margin-bottom: 1.25em; }

.prose ul, .prose ol {
  margin-bottom: 1.25em;
  padding-left: 1.5em;
  list-style: revert;
}

.prose li { margin-bottom: 0.5em; }

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

.prose a:hover { color: var(--color-accent-fuchsia); }

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

.prose blockquote {
  border-left: 3px solid var(--color-accent-pink);
  padding-left: var(--space-5);
  margin-left: 0;
  margin-bottom: 1.25em;
  color: var(--color-text-tertiary);
  font-style: italic;
}

.prose code {
  font-family: "SFMono-Regular", Consolas, monospace;
  font-size: 0.875em;
  background: var(--color-surface-raised);
  padding: 2px 6px;
  border-radius: var(--radius-xs);
  color: var(--color-accent-fuchsia);
}

/* ── Tag ── */
.tag {
  display: inline-flex;
  align-items: center;
  padding: 4px 12px;
  background: var(--color-surface-raised);
  border: 1px solid var(--color-border-default);
  border-radius: var(--radius-full);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-medium);
  color: var(--color-text-tertiary);
  transition: all var(--duration-fast);
}

.tag:hover {
  border-color: var(--color-border-accent);
  color: var(--color-accent-pink);
}

/* ── Avatar ── */
.avatar {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-full);
  overflow: hidden;
  background: var(--gradient-brand);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: var(--font-weight-bold);
  font-size: var(--font-size-sm);
  flex-shrink: 0;
}

/* ── Check icon ── */
.check-icon {
  width: 20px;
  height: 20px;
  border-radius: var(--radius-full);
  background: rgba(16, 185, 129, 0.15);
  border: 1px solid rgba(16, 185, 129, 0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #10b981;
  flex-shrink: 0;
}

/* ── Feature icon box ── */
.feature-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  background: var(--gradient-brand-subtle);
  border: 1px solid rgba(244,63,94,0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  margin-bottom: var(--space-4);
  flex-shrink: 0;
}