/* =============================================
   VESPER — Global Stylesheet
   ============================================= */

@import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:ital,wght@0,300;0,400;0,600;1,300;1,400&family=Inter:wght@300;400;500;600&display=swap');

/* ── Tokens ── */
:root {
  --bg:           #0D0D14;
  --bg-surface:   #16161F;
  --bg-card:      #1E1E2A;
  --border:       #2A2A3D;
  --text-primary: #F0EDE6;
  --text-secondary:#8A8AAA;
  --text-muted:   #4A4A6A;
  --accent:       #C8B8FF;
  --accent-warm:  #FF9B6A;
  --accent-dim:   #7B6CBF;

  --font-display: 'Cormorant Garamond', Georgia, serif;
  --font-body:    'Inter', system-ui, sans-serif;

  --radius-sm:    6px;
  --radius-md:    12px;
  --radius-lg:    20px;

  --transition:   0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

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

body {
  background: var(--bg);
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  min-height: 100vh;
  overflow-x: hidden;
}

img, video { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }
ul, ol { list-style: none; }

/* ── Typography ── */
.display-xl {
  font-family: var(--font-display);
  font-size: clamp(3rem, 8vw, 7rem);
  font-weight: 300;
  line-height: 1.05;
  letter-spacing: -0.02em;
}

.display-lg {
  font-family: var(--font-display);
  font-size: clamp(2rem, 5vw, 4rem);
  font-weight: 300;
  line-height: 1.1;
}

.display-md {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 3vw, 2.5rem);
  font-weight: 400;
  line-height: 1.2;
}

.label {
  font-family: var(--font-body);
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--text-secondary);
}

/* ── Layout ── */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

.container--narrow {
  max-width: 760px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ── Navigation ── */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 20px 0;
  transition: var(--transition);
}

.nav.scrolled {
  background: rgba(13, 13, 20, 0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
  padding: 14px 0;
}

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

.nav__logo {
  font-family: var(--font-display);
  font-size: 1.6rem;
  font-weight: 400;
  letter-spacing: 0.05em;
  color: var(--text-primary);
  transition: color var(--transition);
}

.nav__logo span {
  color: var(--accent);
}

.nav__logo:hover { color: var(--accent); }

.nav__links {
  display: flex;
  align-items: center;
  gap: 36px;
}

.nav__link {
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-secondary);
  letter-spacing: 0.02em;
  transition: color var(--transition);
  position: relative;
}

.nav__link::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--accent);
  transition: width var(--transition);
}

.nav__link:hover {
  color: var(--text-primary);
}

.nav__link:hover::after {
  width: 100%;
}

/* ── Hero Canvas ── */
#hero-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
}

/* ── Hero ── */
.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  align-items: center;
  overflow: hidden;
}

.hero__content {
  position: relative;
  z-index: 2;
  padding: 120px 0 80px;
}

.hero__eyebrow {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 28px;
}

.hero__eyebrow-line {
  width: 32px;
  height: 1px;
  background: var(--accent);
}

.hero__title {
  margin-bottom: 24px;
  color: var(--text-primary);
}

.hero__title em {
  font-style: italic;
  color: var(--accent);
}

.hero__subtitle {
  font-size: 1.1rem;
  color: var(--text-secondary);
  max-width: 480px;
  line-height: 1.7;
  margin-bottom: 48px;
  font-weight: 300;
}

.hero__actions {
  display: flex;
  align-items: center;
  gap: 24px;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 28px;
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  font-weight: 500;
  letter-spacing: 0.03em;
  transition: var(--transition);
}

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

.btn--primary:hover {
  background: #D8CCFF;
  transform: translateY(-1px);
}

.btn--ghost {
  color: var(--text-secondary);
  border: 1px solid var(--border);
}

.btn--ghost:hover {
  color: var(--text-primary);
  border-color: var(--text-muted);
}

.hero__scroll-hint {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  z-index: 2;
  opacity: 0.4;
  animation: nudge 2.4s ease-in-out infinite;
}

.hero__scroll-hint span {
  font-size: 0.65rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--text-secondary);
}

.scroll-arrow {
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, var(--accent), transparent);
}

@keyframes nudge {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(6px); }
}

/* ── Section Headers ── */
.section-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  margin-bottom: 48px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--border);
}

.section-header__left {}

.section-header__eyebrow {
  margin-bottom: 8px;
}

.section-header__title {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 4vw, 3rem);
  font-weight: 300;
}

.section-header__link {
  font-size: 0.82rem;
  color: var(--accent);
  display: flex;
  align-items: center;
  gap: 6px;
  transition: gap var(--transition);
}

.section-header__link:hover { gap: 10px; }

/* ── Tool Cards ── */
.tools-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 24px;
}

.tool-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: var(--transition);
  cursor: pointer;
  display: flex;
  flex-direction: column;
  position: relative;
}

.tool-card:hover {
  border-color: var(--accent-dim);
  transform: translateY(-4px);
  box-shadow: 0 20px 60px rgba(0,0,0,0.4), 0 0 0 1px var(--accent-dim);
}

.tool-card__preview {
  height: 200px;
  position: relative;
  overflow: hidden;
  background: var(--bg-surface);
}

.tool-card__preview-accent {
  position: absolute;
  inset: 0;
  opacity: 0.15;
}

.tool-card__preview-icon {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3rem;
  opacity: 0.6;
  transition: transform var(--transition), opacity var(--transition);
}

.tool-card:hover .tool-card__preview-icon {
  transform: scale(1.1);
  opacity: 0.9;
}

.tool-card__body {
  padding: 24px;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.tool-card__category {
  margin-bottom: 10px;
}

.tool-card__name {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 400;
  margin-bottom: 10px;
  line-height: 1.2;
  transition: color var(--transition);
}

.tool-card:hover .tool-card__name {
  color: var(--accent);
}

.tool-card__desc {
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.6;
  flex: 1;
  margin-bottom: 20px;
}

.tool-card__footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.tool-card__pillar {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.72rem;
  color: var(--text-muted);
  letter-spacing: 0.08em;
}

.pillar-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
}

.tool-card__arrow {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.85rem;
  color: var(--text-muted);
  transition: var(--transition);
}

.tool-card:hover .tool-card__arrow {
  border-color: var(--accent);
  color: var(--accent);
  background: rgba(200, 184, 255, 0.08);
}

/* ── Pillar colors ── */
.pillar--visual    .pillar-dot { background: #C8B8FF; }
.pillar--playful   .pillar-dot { background: #FF9B6A; }
.pillar--useful    .pillar-dot { background: #6BFFB8; }
.pillar--all       .pillar-dot { background: linear-gradient(135deg, #C8B8FF, #FF9B6A); }

/* ── Sections ── */
.section {
  padding: 100px 0;
}

.section--tight {
  padding: 60px 0;
}

/* ── About strip ── */
.about-strip {
  background: var(--bg-surface);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 80px 0;
}

.about-strip__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.about-strip__title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3.2rem);
  font-weight: 300;
  line-height: 1.15;
  margin-bottom: 20px;
}

.about-strip__title em {
  font-style: italic;
  color: var(--accent);
}

.about-strip__body {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.8;
}

.about-strip__pillars {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.pillar-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 20px;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  transition: var(--transition);
}

.pillar-item:hover {
  border-color: var(--accent-dim);
  background: rgba(200, 184, 255, 0.04);
}

.pillar-item__icon {
  font-size: 1.4rem;
  flex-shrink: 0;
  margin-top: 2px;
}

.pillar-item__label {
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 4px;
}

.pillar-item__desc {
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

/* ── Footer ── */
.footer {
  border-top: 1px solid var(--border);
  padding: 48px 0;
}

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

.footer__logo {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 400;
  color: var(--text-secondary);
}

.footer__logo span { color: var(--accent); }

.footer__copy {
  font-size: 0.78rem;
  color: var(--text-muted);
}

.footer__links {
  display: flex;
  gap: 24px;
}

.footer__link {
  font-size: 0.8rem;
  color: var(--text-muted);
  transition: color var(--transition);
}

.footer__link:hover { color: var(--text-secondary); }

/* ── Divider ── */
.divider {
  width: 1px;
  height: 60px;
  background: linear-gradient(to bottom, transparent, var(--border), transparent);
  margin: 0 auto;
}

/* ── Responsive ── */
@media (max-width: 768px) {
  .nav__links { display: none; }

  .about-strip__inner {
    grid-template-columns: 1fr;
    gap: 48px;
  }

  .section-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 16px;
  }

  .footer__inner {
    flex-direction: column;
    gap: 24px;
    text-align: center;
  }

  .footer__links { justify-content: center; }

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

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}