/* ═══════════════════════════════════════════════════════
   MAZZOLA.DEV — SPACE-THEMED SHARED STYLES
   ═══════════════════════════════════════════════════════ */

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

:root {
  --void:     #04050d;
  --deep:     #090c1a;
  --surface:  #0d1229;
  --panel:    #111830;
  --border:   rgba(99,133,255,.15);
  --glow:     #4a6aff;
  --accent:   #e05c3a;
  --gold:     #f0b155;
  --text:     #c9d4f0;
  --muted:    #6474a0;
  --bright:   #eef2ff;
  --radius:   6px;
}

html { scroll-behavior: smooth; }

body {
  background: var(--void);
  color: var(--text);
  font-family: 'DM Sans', sans-serif;
  font-weight: 300;
  line-height: 1.75;
  min-height: 100vh;
  overflow-x: hidden;
}

a { color: var(--glow); text-decoration: none; transition: color .2s; }
a:hover { color: var(--gold); }

/* ───────── STAR CANVAS ───────── */
#starfield {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
}

/* ───────── LAYOUT ───────── */
.wrapper {
  position: relative;
  z-index: 1;
  max-width: 780px;
  margin: 0 auto;
  padding: 0 1.5rem 5rem;
}

/* ───────── SITE NAV ───────── */
.site-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.4rem 0;
  font-family: 'Space Mono', monospace;
  font-size: .72rem;
  letter-spacing: .12em;
  text-transform: uppercase;
}
.site-nav .nav-brand {
  color: var(--bright);
  font-weight: 700;
  letter-spacing: .15em;
}
.site-nav .nav-links {
  display: flex;
  gap: 1.5rem;
  list-style: none;
}
.site-nav .nav-links a {
  color: var(--muted);
  transition: color .2s;
}
.site-nav .nav-links a:hover,
.site-nav .nav-links a.active {
  color: var(--glow);
}

/* ───────── HERO ───────── */
.hero {
  padding: 6rem 0 4rem;
  text-align: left;
}

.hero-eyebrow {
  font-family: 'Space Mono', monospace;
  font-size: .72rem;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--glow);
  margin-bottom: 1.4rem;
  display: flex;
  align-items: center;
  gap: .8rem;
}
.hero-eyebrow::before {
  content: '';
  display: inline-block;
  width: 32px; height: 1px;
  background: var(--glow);
}

h1.hero-title {
  font-family: 'DM Serif Display', serif;
  font-size: clamp(2.4rem, 6vw, 3.8rem);
  line-height: 1.12;
  color: var(--bright);
  margin-bottom: 1.2rem;
  letter-spacing: -.02em;
}
h1.hero-title em {
  font-style: italic;
  color: var(--gold);
}

.hero-sub {
  font-size: 1.05rem;
  color: var(--muted);
  max-width: 540px;
  margin-bottom: 2rem;
}

.tag-row {
  display: flex;
  flex-wrap: wrap;
  gap: .5rem;
  margin-bottom: 2.5rem;
}
.tag {
  font-family: 'Space Mono', monospace;
  font-size: .65rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  padding: .3rem .7rem;
  border: 1px solid var(--border);
  border-radius: 2px;
  color: var(--muted);
  background: var(--surface);
}
.tag.hot { border-color: rgba(224,92,58,.4); color: var(--accent); }

.divider {
  width: 100%;
  height: 1px;
  background: linear-gradient(90deg, var(--glow) 0%, transparent 100%);
  margin: 2.5rem 0;
  opacity: .35;
}

/* ───────── IMAGE PLACEHOLDER ───────── */
.img-slot {
  border: 1px dashed rgba(99,133,255,.3);
  border-radius: var(--radius);
  background: var(--surface);
  padding: 1.4rem;
  margin: 2rem 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: .5rem;
  min-height: 200px;
  text-align: center;
}
.img-slot .img-icon { font-size: 2rem; opacity: .4; }
.img-slot .img-label {
  font-family: 'Space Mono', monospace;
  font-size: .7rem;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--glow);
  opacity: .7;
}
.img-slot .img-desc {
  font-size: .82rem;
  color: var(--muted);
  max-width: 380px;
}

/* ───────── SECTIONS ───────── */
h2.section-head {
  font-family: 'DM Serif Display', serif;
  font-size: 1.8rem;
  color: var(--bright);
  margin-bottom: 1rem;
  margin-top: 3.2rem;
  letter-spacing: -.01em;
  display: flex;
  align-items: center;
  gap: .7rem;
}
h2.section-head .num {
  font-family: 'Space Mono', monospace;
  font-size: .72rem;
  color: var(--glow);
  background: var(--surface);
  border: 1px solid var(--border);
  padding: .15rem .5rem;
  border-radius: 2px;
  letter-spacing: .08em;
}

p { margin-bottom: 1.2rem; }

/* ───────── CALLOUT BOX ───────── */
.callout {
  border-left: 3px solid var(--glow);
  background: var(--surface);
  padding: 1.2rem 1.5rem;
  border-radius: 0 var(--radius) var(--radius) 0;
  margin: 1.8rem 0;
}
.callout.orange { border-left-color: var(--accent); }
.callout.gold   { border-left-color: var(--gold); }
.callout-label {
  font-family: 'Space Mono', monospace;
  font-size: .65rem;
  letter-spacing: .15em;
  text-transform: uppercase;
  color: var(--glow);
  margin-bottom: .5rem;
  display: block;
}
.callout.orange .callout-label { color: var(--accent); }
.callout.gold   .callout-label { color: var(--gold); }
.callout p { margin-bottom: 0; font-size: .95rem; }

/* ───────── STAT CARDS ───────── */
.stat-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(170px, 1fr));
  gap: 1rem;
  margin: 2rem 0;
}
.stat-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.2rem;
  text-align: center;
  position: relative;
  overflow: hidden;
  transition: border-color .3s, transform .3s;
}
.stat-card:hover {
  border-color: var(--glow);
  transform: translateY(-2px);
}
.stat-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--glow), transparent);
  opacity: 0;
  transition: opacity .3s;
}
.stat-card:hover::before { opacity: 1; }
.stat-num {
  font-family: 'Space Mono', monospace;
  font-size: 1.6rem;
  color: var(--gold);
  display: block;
  margin-bottom: .3rem;
}
.stat-label { font-size: .78rem; color: var(--muted); line-height: 1.4; }

/* ───────── CODE / FORMULA ───────── */
.formula-box {
  background: #060814;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.2rem 1.5rem;
  margin: 1.8rem 0;
  font-family: 'Space Mono', monospace;
  font-size: .82rem;
  color: #a8c0ff;
  overflow-x: auto;
  line-height: 1.9;
}
.formula-box .comment { color: var(--muted); }
.formula-box .kw      { color: var(--gold); }
.formula-box .val     { color: var(--accent); }

/* ───────── READING LOG ───────── */
.reading-log {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  margin: 2rem 0;
}
.reading-log-header {
  background: var(--panel);
  padding: .8rem 1.2rem;
  font-family: 'Space Mono', monospace;
  font-size: .68rem;
  letter-spacing: .15em;
  text-transform: uppercase;
  color: var(--glow);
  border-bottom: 1px solid var(--border);
}
.reading-entry {
  padding: 1rem 1.2rem;
  border-bottom: 1px solid var(--border);
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 1rem;
  align-items: start;
  transition: background .2s;
}
.reading-entry:last-child { border-bottom: none; }
.reading-entry:hover { background: var(--surface); }
.re-title { font-size: .9rem; color: var(--bright); font-weight: 500; margin-bottom: .2rem; }
.re-author { font-size: .78rem; color: var(--muted); }
.re-note  { font-size: .78rem; color: var(--text); text-align: right; }

/* ───────── TIMELINE / ORBIT ANIMATION ───────── */
.orbit-container {
  position: relative;
  width: 100%;
  height: 200px;
  margin: 2.5rem 0;
  display: flex;
  align-items: center;
  justify-content: center;
}
.orbit-ring {
  position: absolute;
  border-radius: 50%;
  border: 1px solid rgba(99,133,255,.2);
}
.orbit-ring-1 { width: 120px; height: 120px; animation: spin1 8s linear infinite; }
.orbit-ring-2 { width: 190px; height: 190px; animation: spin1 14s linear infinite reverse; }

.orbit-dot {
  position: absolute;
  width: 8px; height: 8px;
  border-radius: 50%;
  top: 0;
  left: 50%;
  transform: translateX(-50%) translateY(-4px);
}
.orbit-dot-1 { background: #009911; box-shadow: 0 0 8px var(--gold); }

.orbit-sun {
  width: 28px; height: 28px;
  border-radius: 50%;
  background: radial-gradient(circle, #fff7c0, #f0b155, #e05c3a);
  box-shadow: 0 0 30px rgba(240,177,85,.5);
  z-index: 2;
}

@keyframes spin1 { to { transform: rotate(360deg); } }

/* ───────── HYPOTHESIS PANEL ───────── */
.hypo-panel {
  background: linear-gradient(135deg, var(--panel) 0%, #0e1730 100%);
  border: 1px solid rgba(99,133,255,.3);
  border-radius: var(--radius);
  padding: 2rem;
  margin: 2rem 0;
  position: relative;
  overflow: hidden;
}
.hypo-panel::after {
  content: 'H';
  position: absolute;
  right: -10px; top: -20px;
  font-family: 'DM Serif Display', serif;
  font-size: 12rem;
  color: rgba(99,133,255,.04);
  pointer-events: none;
  line-height: 1;
}
.hypo-panel h3 {
  font-family: 'Space Mono', monospace;
  font-size: .7rem;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--glow);
  margin-bottom: 1rem;
}
.hypo-panel p { font-size: .95rem; color: var(--text); margin-bottom: .8rem; }
.hypo-panel p:last-child { margin-bottom: 0; }

/* ───────── POST FOOTER ───────── */
.post-footer {
  border-top: 1px solid var(--border);
  margin-top: 4rem;
  padding-top: 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}
.post-footer .byline {
  font-family: 'Space Mono', monospace;
  font-size: .7rem;
  color: var(--muted);
  letter-spacing: .08em;
}
.next-badge {
  font-family: 'Space Mono', monospace;
  font-size: .68rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  border: 1px solid var(--border);
  padding: .4rem .9rem;
  border-radius: 2px;
  color: var(--glow);
  background: var(--surface);
}

/* ───────── SCROLL REVEAL ───────── */
.reveal {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity .7s ease, transform .7s ease;
}
.reveal.visible {
  opacity: 1;
  transform: none;
}

/* ═══════════════════════════════════════════════════════
   HOME PAGE — UNDER CONSTRUCTION
   ═══════════════════════════════════════════════════════ */

.home-wrapper {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  text-align: center;
  padding: 2rem;
}

.home-badge {
  font-family: 'Space Mono', monospace;
  font-size: .65rem;
  letter-spacing: .25em;
  text-transform: uppercase;
  color: var(--gold);
  border: 1px solid rgba(240,177,85,.3);
  padding: .4rem 1rem;
  border-radius: 2px;
  margin-bottom: 2.5rem;
  display: inline-block;
  animation: pulse-badge 3s ease-in-out infinite;
}

@keyframes pulse-badge {
  0%, 100% { border-color: rgba(240,177,85,.3); box-shadow: none; }
  50% { border-color: rgba(240,177,85,.6); box-shadow: 0 0 20px rgba(240,177,85,.1); }
}

.home-title {
  font-family: 'DM Serif Display', serif;
  font-size: clamp(2.8rem, 7vw, 5rem);
  color: var(--bright);
  line-height: 1.1;
  margin-bottom: 1.5rem;
  letter-spacing: -.02em;
}
.home-title .dot { color: var(--glow); }

.home-sub {
  font-size: 1.1rem;
  color: var(--muted);
  max-width: 480px;
  margin-bottom: .8rem;
  line-height: 1.7;
}

.home-construction {
  font-family: 'Space Mono', monospace;
  font-size: .75rem;
  letter-spacing: .12em;
  color: var(--gold);
  margin-bottom: 3rem;
  opacity: .8;
}

.home-orbit {
  position: relative;
  width: 180px;
  height: 180px;
  margin: 0 auto 3rem;
}
.home-orbit .orbit-ring {
  position: absolute;
  inset: 0;
  border-radius: 50%;
  border: 1px solid rgba(99,133,255,.15);
  animation: spin1 10s linear infinite;
}
.home-orbit .orbit-ring-2 {
  inset: 20px;
  animation: spin1 6s linear infinite reverse;
}
.home-orbit .orbit-dot {
  position: absolute;
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--glow);
  box-shadow: 0 0 10px var(--glow);
  top: 0; left: 37%;
  transform: translateX(-50%);
}
.home-orbit .orbit-sun {
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  width: 24px; height: 24px;
  border-radius: 50%;
  background: radial-gradient(circle, #fff7c0, #f0b155, #e05c3a);
  box-shadow: 0 0 40px rgba(240,177,85,.4);
}

.home-links {
  display: flex;
  gap: 1.2rem;
  flex-wrap: wrap;
  justify-content: center;
}
.home-link {
  font-family: 'Space Mono', monospace;
  font-size: .72rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  padding: .6rem 1.6rem;
  border: 1px solid var(--border);
  border-radius: 3px;
  color: var(--glow);
  background: var(--surface);
  transition: all .3s;
  text-decoration: none;
}
.home-link:hover {
  border-color: var(--glow);
  background: rgba(74,106,255,.08);
  color: var(--bright);
  box-shadow: 0 0 20px rgba(74,106,255,.15);
  transform: translateY(-2px);
}
.home-link.primary {
  background: rgba(74,106,255,.12);
  border-color: rgba(74,106,255,.4);
}

/* ═══════════════════════════════════════════════════════
   BLOG INDEX PAGE
   ═══════════════════════════════════════════════════════ */

.blog-index-hero {
  padding: 5rem 0 2rem;
  text-align: center;
}
.blog-index-hero h1 {
  font-family: 'DM Serif Display', serif;
  font-size: clamp(2rem, 5vw, 3.2rem);
  color: var(--bright);
  margin-bottom: .8rem;
  letter-spacing: -.02em;
}
.blog-index-hero p {
  color: var(--muted);
  font-size: 1rem;
  max-width: 500px;
  margin: 0 auto;
}

.blog-grid {
  display: flex;
  flex-direction: column;
  gap: 1.2rem;
  margin-top: 2.5rem;
}

.blog-card {
  display: block;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.8rem 2rem;
  text-decoration: none;
  transition: all .35s;
  position: relative;
  overflow: hidden;
}
.blog-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--glow), transparent);
  opacity: 0;
  transition: opacity .35s;
}
.blog-card:hover {
  border-color: rgba(74,106,255,.35);
  transform: translateY(-3px);
  box-shadow: 0 8px 30px rgba(4,5,13,.6);
}
.blog-card:hover::before { opacity: 1; }

.blog-card-eyebrow {
  font-family: 'Space Mono', monospace;
  font-size: .62rem;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--glow);
  margin-bottom: .7rem;
}
.blog-card-title {
  font-family: 'DM Serif Display', serif;
  font-size: 1.35rem;
  color: var(--bright);
  margin-bottom: .5rem;
  line-height: 1.3;
}
.blog-card-desc {
  font-size: .9rem;
  color: var(--muted);
  line-height: 1.6;
}
.blog-card-arrow {
  font-family: 'Space Mono', monospace;
  font-size: .7rem;
  color: var(--glow);
  margin-top: 1rem;
  display: inline-block;
  letter-spacing: .08em;
  transition: transform .3s;
}
.blog-card:hover .blog-card-arrow { transform: translateX(6px); }

.blog-loading {
  text-align: center;
  padding: 3rem;
  font-family: 'Space Mono', monospace;
  font-size: .75rem;
  color: var(--muted);
  letter-spacing: .12em;
  text-transform: uppercase;
}
.blog-loading .spinner {
  display: inline-block;
  width: 16px; height: 16px;
  border: 2px solid var(--border);
  border-top-color: var(--glow);
  border-radius: 50%;
  animation: spin1 .8s linear infinite;
  margin-right: .6rem;
  vertical-align: middle;
}

.blog-empty {
  text-align: center;
  padding: 4rem 2rem;
  color: var(--muted);
  font-size: .9rem;
}

/* ───────── RESPONSIVE ───────── */
@media (max-width: 520px) {
  .reading-entry { grid-template-columns: 1fr; }
  .re-note { text-align: left; }
  .site-nav { flex-direction: column; gap: .8rem; }
  .home-links { flex-direction: column; align-items: center; }
}