/* ============================================================
   romeot.com — main stylesheet
   Typefaces: Syne (display/body) · Space Mono (technical)
   ============================================================ */

/* ── Custom Properties ───────────────────────────────────── */
:root {
  --bg:            #06060f;
  --bg-nav:        rgba(6, 6, 15, 0.82);
  --surface:       rgba(255, 255, 255, 0.028);
  --surface-hover: rgba(0, 212, 170, 0.045);
  --border:        rgba(255, 255, 255, 0.07);
  --border-accent: rgba(0, 212, 170, 0.28);

  --accent:        #00d4aa;
  --accent-glow:   rgba(0, 212, 170, 0.35);
  --amber:         #e8a000;

  --text-1:  #ededf5;
  --text-2:  #87879f;
  --text-3:  #36364e;

  --font-sans: 'Syne', sans-serif;
  --font-mono: 'Space Mono', monospace;

  --nav-h: 60px;
  --page-x: clamp(1.5rem, 5vw, 4.5rem);
  --section-max: 1060px;
}

/* ── Reset ───────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
ul, ol { list-style: none; }
a { color: inherit; text-decoration: none; }
img, svg { display: block; }

/* ── Base ────────────────────────────────────────────────── */
html {
  scroll-behavior: smooth;
  scrollbar-width: thin;
  scrollbar-color: var(--border) transparent;
}

body {
  font-family: var(--font-sans);
  background: var(--bg);
  color: var(--text-1);
  min-height: 100svh;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Grain overlay */
body::after {
  content: '';
  position: fixed;
  inset: 0;
  z-index: 999;
  pointer-events: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='300' height='300'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='300' height='300' filter='url(%23n)' opacity='1'/%3E%3C/svg%3E");
  opacity: 0.032;
  mix-blend-mode: overlay;
}

.mono { font-family: var(--font-mono); }

/* ── Canvas constellation ────────────────────────────────── */
#constellation {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
}

/* ── Navigation ──────────────────────────────────────────── */
#nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--nav-h);
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 var(--page-x);
  background: var(--bg-nav);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
  transition: border-color 0.4s;
}

.nav-logo {
  font-family: var(--font-mono);
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  display: flex;
  align-items: center;
  color: var(--text-1);
  transition: color 0.2s;
}
.nav-logo:hover { color: var(--accent); }

.cursor {
  color: var(--accent);
  animation: blink 1.1s step-end infinite;
  margin-left: 1px;
}
@keyframes blink {
  0%, 100% { opacity: 1; }
  50%       { opacity: 0; }
}

.nav-links {
  display: flex;
  align-items: center;
  gap: clamp(1.2rem, 2.5vw, 2.2rem);
}

.nav-links a {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-2);
  display: flex;
  align-items: center;
  gap: 0.45rem;
  transition: color 0.2s;
}
.nav-links a:hover { color: var(--text-1); }

.nav-system {
  color: var(--accent) !important;
  border: 1px solid var(--border-accent);
  padding: 0.28rem 0.6rem;
  transition: background 0.2s, border-color 0.2s !important;
}
.nav-system:hover {
  background: var(--surface-hover) !important;
  border-color: var(--accent) !important;
}

.sys-dot {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 7px var(--accent-glow);
  flex-shrink: 0;
  animation: pulse-dot 2.2s ease-in-out infinite;
}
@keyframes pulse-dot {
  0%, 100% { opacity: 1;   box-shadow: 0 0 7px var(--accent-glow); }
  50%       { opacity: 0.4; box-shadow: 0 0 3px var(--accent-glow); }
}

/* ── Hero ────────────────────────────────────────────────── */
.hero {
  position: relative;
  z-index: 1;
  min-height: 100svh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: calc(var(--nav-h) + 2rem) var(--page-x) 5rem;
  overflow: hidden;
}

/* Ambient radial glows */
.hero::before,
.hero::after {
  content: '';
  position: absolute;
  pointer-events: none;
  border-radius: 50%;
}
.hero::before {
  width: 700px; height: 700px;
  background: radial-gradient(circle, rgba(0,212,170,0.055) 0%, transparent 68%);
  top: -150px; right: -120px;
  animation: orb-drift-a 22s ease-in-out infinite;
}
.hero::after {
  width: 450px; height: 450px;
  background: radial-gradient(circle, rgba(10,60,200,0.045) 0%, transparent 70%);
  bottom: 80px; left: -80px;
  animation: orb-drift-b 28s ease-in-out infinite;
}
@keyframes orb-drift-a {
  0%,100% { transform: translate(0,0) scale(1); }
  33%      { transform: translate(-25px, 18px) scale(1.04); }
  66%      { transform: translate(15px, -25px) scale(0.96); }
}
@keyframes orb-drift-b {
  0%,100% { transform: translate(0,0) scale(1); }
  33%      { transform: translate(18px, -18px) scale(0.96); }
  66%      { transform: translate(-18px, 24px) scale(1.04); }
}

.hero-content { text-align: center; }

.hero-label {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.18em;
  color: var(--text-2);
  margin-bottom: 2.2rem;
  opacity: 0;
  animation: rise 0.7s ease forwards 0.3s;
}

.online-dot {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 10px var(--accent);
  animation: pulse-dot 2s ease-in-out infinite;
  flex-shrink: 0;
}

/* Spaceship */
.spaceship-wrap {
  margin: 0 auto 1.6rem;
  opacity: 0;
  animation: rise 0.9s cubic-bezier(0.22, 1, 0.36, 1) forwards 0.4s;
}

.ship-svg {
  width: clamp(130px, 20vw, 195px);
  height: auto;
  display: block;
  margin: 0 auto;
  animation: ship-float 4.5s ease-in-out infinite,
             ship-glow  3.8s ease-in-out infinite;
}
@keyframes ship-float {
  0%, 100% { transform: translateY(0px); }
  50%       { transform: translateY(-10px); }
}
@keyframes ship-glow {
  0%, 100% { filter: drop-shadow(0 0 8px rgba(0, 212, 170, 0.22)); }
  50%       { filter: drop-shadow(0 0 22px rgba(0, 212, 170, 0.46)); }
}

/* Flame flicker */
.engine-flame {
  transform-box: fill-box;
  transform-origin: 50% 0%;
  animation: flame-dance 0.26s ease-in-out infinite;
}
.flame-r { animation-delay: -0.13s; animation-duration: 0.22s; }
@keyframes flame-dance {
  0%   { transform: scaleY(1.00) scaleX(1.00); opacity: 0.90; }
  25%  { transform: scaleY(1.11) scaleX(0.90); opacity: 1.00; }
  50%  { transform: scaleY(0.91) scaleX(1.07); opacity: 0.82; }
  75%  { transform: scaleY(1.07) scaleX(0.93); opacity: 0.95; }
  100% { transform: scaleY(1.00) scaleX(1.00); opacity: 0.90; }
}

/* Smaller name below ship */
.hero-title {
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: clamp(1rem, 2.2vw, 1.4rem);
  color: var(--text-1);
  letter-spacing: 0.05em;
  margin-bottom: 0.6rem;
  opacity: 0;
  animation: rise 0.7s ease forwards 0.95s;
}

@keyframes rise {
  to { opacity: 1; transform: translateY(0); }
}

/* Signal sweep line */
.signal-line {
  width: clamp(200px, 45vw, 520px);
  margin: 0 auto 2.2rem;
  height: 1px;
  background: var(--border);
  position: relative;
  overflow: hidden;
  opacity: 0;
  animation: fade-in 0.2s ease forwards 1.1s;
}
@keyframes fade-in { to { opacity: 1; } }

.signal-track {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    90deg,
    transparent 0%,
    transparent 15%,
    var(--accent) 50%,
    transparent 85%,
    transparent 100%
  );
  transform: translateX(-200%);
}

.hero-sub {
  font-size: 0.7rem;
  letter-spacing: 0.13em;
  text-transform: uppercase;
  color: var(--text-2);
  opacity: 0;
  animation: rise 0.7s ease forwards 1s;
}

.scroll-hint {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  font-size: 0.6rem;
  letter-spacing: 0.18em;
  color: var(--text-3);
  display: flex;
  align-items: center;
  gap: 0.5rem;
  opacity: 0;
  animation: rise 0.6s ease forwards 1.6s;
  white-space: nowrap;
}
.scroll-arrow { animation: bob 2.4s ease-in-out infinite 2.2s; }
@keyframes bob {
  0%, 100% { transform: translateY(0); }
  50%       { transform: translateY(5px); }
}

/* ── Sections ─────────────────────────────────────────────── */
main { position: relative; z-index: 1; }

.section {
  max-width: var(--section-max);
  margin: 0 auto;
  padding: clamp(4.5rem, 10vw, 7rem) var(--page-x);
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 0.65s ease, transform 0.65s ease;
}
.section.visible {
  opacity: 1;
  transform: translateY(0);
}

.section-header {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 3rem;
}
.section-num {
  font-size: 0.65rem;
  color: var(--accent);
  letter-spacing: 0.1em;
  white-space: nowrap;
}
.section-rule {
  flex: 1;
  height: 1px;
  background: var(--border);
}
.section-tag {
  font-size: 0.6rem;
  color: var(--text-3);
  letter-spacing: 0.22em;
  white-space: nowrap;
}

/* ── About ───────────────────────────────────────────────── */
.about-text {
  font-size: clamp(1.05rem, 2.2vw, 1.3rem);
  line-height: 1.8;
  color: var(--text-2);
  max-width: 620px;
  margin-bottom: 2.5rem;
  font-weight: 400;
}
.about-text em {
  font-style: normal;
  color: var(--text-1);
  font-weight: 600;
}

.tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
}
.tag {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.07em;
  color: var(--text-2);
  border: 1px solid var(--border);
  padding: 0.28rem 0.7rem;
  transition: color 0.2s, border-color 0.2s, background 0.2s;
  cursor: default;
}
.tag:hover {
  color: var(--accent);
  border-color: var(--border-accent);
  background: var(--surface-hover);
}

/* ── Contact ─────────────────────────────────────────────── */
.contact-list {
  display: flex;
  flex-direction: column;
}

.contact-row {
  display: grid;
  grid-template-columns: 88px 1fr auto;
  align-items: center;
  gap: 1.2rem;
  padding: 1.2rem 0;
  border-bottom: 1px solid var(--border);
  transition: padding-left 0.25s ease;
}
.contact-row:first-child { border-top: 1px solid var(--border); }

.contact-row:hover { padding-left: 0.6rem; }
.contact-row:hover .contact-label  { color: var(--accent); }
.contact-row:hover .contact-arrow  { color: var(--accent); transform: translateX(5px); }
.contact-row:hover .contact-value  { color: var(--text-1); }

.contact-label {
  font-size: 0.6rem;
  letter-spacing: 0.14em;
  color: var(--text-3);
  transition: color 0.2s;
}
.contact-value {
  font-size: 0.9rem;
  color: var(--text-2);
  transition: color 0.2s;
}
.contact-arrow {
  font-size: 1rem;
  color: var(--text-3);
  transition: color 0.2s, transform 0.2s;
}

/* ── Systems ─────────────────────────────────────────────── */
.systems-note {
  font-size: 0.65rem;
  letter-spacing: 0.1em;
  color: var(--text-3);
  margin-bottom: 2rem;
}

.system-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1px;
  border: 1px solid var(--border);
}

.system-card {
  display: flex;
  flex-direction: column;
  padding: 2rem 2rem 1.5rem;
  background: var(--surface);
  position: relative;
  overflow: hidden;
  transition: background 0.3s;
}

/* Accent shimmer on top edge */
.system-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
  opacity: 0;
  transition: opacity 0.35s;
}
.system-card + .system-card {
  border-left: 1px solid var(--border);
}
.system-card:hover { background: var(--surface-hover); }
.system-card:hover::before { opacity: 1; }

.sys-card-top {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  margin-bottom: 1.2rem;
}
.lock-icon {
  color: var(--amber);
  flex-shrink: 0;
}
.sys-path {
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  color: var(--accent);
}
.sys-card-title {
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--text-1);
  margin-bottom: 0.5rem;
}
.sys-card-desc {
  font-size: 0.65rem;
  letter-spacing: 0.04em;
  color: var(--text-2);
  line-height: 1.6;
  flex: 1;
  margin-bottom: 1.5rem;
}
.sys-card-footer {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  font-size: 0.6rem;
  letter-spacing: 0.14em;
  color: var(--text-3);
}

/* ── Footer ──────────────────────────────────────────────── */
footer {
  position: relative;
  z-index: 1;
  border-top: 1px solid var(--border);
  padding: 1.8rem var(--page-x);
}
.footer-inner {
  max-width: var(--section-max);
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.footer-copy,
.footer-sig {
  font-size: 0.62rem;
  letter-spacing: 0.1em;
  color: var(--text-3);
}

/* ── Responsive ──────────────────────────────────────────── */
@media (max-width: 640px) {
  .nav-links li:not(:last-child):not(:nth-last-child(2)) { display: none; }

  .contact-row {
    grid-template-columns: 72px 1fr auto;
    gap: 0.75rem;
  }
  .contact-value { font-size: 0.78rem; word-break: break-all; }

  .system-grid { grid-template-columns: 1fr; }
  .system-card + .system-card { border-left: none; border-top: 1px solid var(--border); }

  .footer-sig { display: none; }
}

/* ── Reduced motion ──────────────────────────────────────── */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
  #constellation { display: none; }
  .spaceship-wrap, .hero-title, .hero-label, .hero-sub, .scroll-hint, .signal-line { opacity: 1 !important; transform: none !important; }
  .engine-flame { animation: none !important; }
  .ship-svg { animation: none !important; filter: drop-shadow(0 0 10px rgba(0, 212, 170, 0.3)) !important; }
}