/* ═══════════════════════════════════════════════════════
   JaeTheTech.com — Stylesheet
   Grey / White / Black theme. Zero dependencies.
   ═══════════════════════════════════════════════════════ */

/* ── Tokens ──────────────────────────────────────────── */
:root {
  --bg:          #0e0e0e;
  --bg2:         #141414;
  --card:        #1a1a1a;
  --card-hover:  #222;
  --border:      #2a2a2a;
  --border-hi:   #444;
  --bright:      #f0f0f0;
  --text:        #b0b0b0;
  --muted:       #666;
  --mono:        'SF Mono', 'Cascadia Code', Consolas, monospace;
  --sans:        -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --r:           10px;
  --sp:          .2s;
}

/* ── Reset ───────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html  { scroll-behavior: smooth; }
body  {
  font-family: var(--sans);
  background: var(--bg);
  color: var(--text);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
a     { color: var(--bright); text-decoration: none; transition: color var(--sp); }
a:hover { color: #fff; }
img   { max-width: 100%; height: auto; display: block; }
ul    { list-style: none; }

/* ── Layout ──────────────────────────────────────────── */
.container { max-width: 1100px; margin: 0 auto; padding: 0 24px; }

/* ── Scroll-reveal animation ─────────────────────────── */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity .5s ease, transform .5s ease;
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ═══ NAV ════════════════════════════════════════════════ */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  background: rgba(14, 14, 14, .88);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border);
  height: 60px;
}

.nav .container {
  display: flex; align-items: center;
  justify-content: space-between; height: 100%;
}

.nav-brand {
  font-size: 18px; font-weight: 700; color: var(--bright);
  letter-spacing: -.5px;
  display: flex; align-items: center; gap: 8px;
}
.nav-brand span { font-size: 20px; }

.nav-links {
  display: flex; gap: 24px; list-style: none;
}
.nav-links a {
  font-size: 14px; color: var(--muted);
  font-weight: 500; transition: color var(--sp);
}
.nav-links a:hover,
.nav-links a.active { color: var(--bright); }

.nav-toggle {
  display: none; background: none; border: none;
  color: var(--bright); font-size: 24px; cursor: pointer;
}

/* ═══ HERO ═══════════════════════════════════════════════ */
.hero {
  min-height: 100vh;
  display: flex; flex-direction: column;
  justify-content: center; align-items: center;
  text-align: center;
  padding: 120px 24px 80px;
  position: relative;
}

.hero::before {
  content: ''; position: absolute;
  top: 0; left: 50%; transform: translateX(-50%);
  width: 600px; height: 600px;
  background: radial-gradient(circle, rgba(255,255,255,.03) 0%, transparent 70%);
  pointer-events: none;
}

.hero-icon {
  font-size: 52px; margin-bottom: 20px;
  animation: pulse 2.5s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { transform: scale(1); opacity: 1; }
  50%      { transform: scale(1.08); opacity: .85; }
}

.hero h1 {
  font-size: clamp(36px, 6vw, 60px); font-weight: 800;
  color: var(--bright); letter-spacing: -1.5px;
  line-height: 1.1; margin-bottom: 16px;
}

.hero-sub {
  font-size: clamp(16px, 2.5vw, 20px); color: var(--muted);
  max-width: 540px; margin-bottom: 36px;
}

.hero-cta {
  display: flex; gap: 14px; flex-wrap: wrap;
  justify-content: center;
}

/* ═══ BUTTONS ════════════════════════════════════════════ */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 11px 26px; border-radius: var(--r);
  font-size: 14px; font-weight: 600;
  cursor: pointer; transition: all var(--sp);
  border: 1px solid var(--border);
  background: var(--card); color: var(--bright);
}
.btn:hover {
  background: var(--card-hover);
  border-color: var(--border-hi);
  transform: translateY(-1px);
}

.btn-primary {
  background: var(--bright); color: var(--bg);
  border-color: var(--bright);
}
.btn-primary:hover { background: #fff; color: #000; }

/* ═══ SECTIONS ═══════════════════════════════════════════ */
.section { padding: 90px 0; }

.section-alt {
  background: var(--bg2);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.section-label {
  font-size: 11px; font-weight: 700;
  text-transform: uppercase; letter-spacing: 2.5px;
  color: var(--muted); margin-bottom: 10px;
}

.section-title {
  font-size: clamp(26px, 4vw, 38px); font-weight: 800;
  color: var(--bright); letter-spacing: -1px;
  margin-bottom: 40px;
}

.section-intro {
  color: var(--text); margin-bottom: 32px;
  max-width: 640px;
}

/* ═══ PAGE HEADER (sub-pages) ════════════════════════════ */
.page-header {
  padding: 120px 0 60px; text-align: center;
  border-bottom: 1px solid var(--border);
}
.page-header h1 {
  font-size: clamp(30px, 5vw, 48px); font-weight: 800;
  color: var(--bright); letter-spacing: -1px; margin-bottom: 12px;
}
.page-header p {
  color: var(--muted); font-size: 17px;
  max-width: 560px; margin: 0 auto;
}

/* ═══ GRIDS ══════════════════════════════════════════════ */
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: start; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }

/* ═══ CARDS ══════════════════════════════════════════════ */
.card {
  background: var(--card); border: 1px solid var(--border);
  border-radius: var(--r); padding: 28px;
  transition: border-color var(--sp), transform var(--sp);
}
.card:hover {
  border-color: var(--border-hi);
  transform: translateY(-2px);
}

.card-icon { font-size: 28px; margin-bottom: 14px; }
.card h3  { font-size: 17px; font-weight: 700; color: var(--bright); margin-bottom: 8px; }
.card p   { font-size: 14px; color: var(--muted); line-height: 1.65; }

/* ═══ STATS ══════════════════════════════════════════════ */
.stats { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }

.stat {
  background: var(--card); border: 1px solid var(--border);
  border-radius: var(--r); padding: 22px; text-align: center;
}
.stat-val {
  font-size: 30px; font-weight: 800;
  color: var(--bright); line-height: 1; margin-bottom: 4px;
}
.stat-label {
  font-size: 11px; color: var(--muted);
  text-transform: uppercase; letter-spacing: 1px;
}

/* ═══ PROJECT CARD ═══════════════════════════════════════ */
.project-card {
  background: var(--card); border: 1px solid var(--border);
  border-radius: var(--r); overflow: hidden;
  transition: border-color var(--sp), transform var(--sp);
}
.project-card:hover {
  border-color: var(--border-hi);
  transform: translateY(-2px);
}

.project-header {
  padding: 28px 28px 0;
  display: flex; align-items: start;
  justify-content: space-between; gap: 16px;
}
.project-icon  { font-size: 30px; }
.project-badge {
  font-size: 10px; font-weight: 700;
  padding: 4px 11px; border-radius: 20px;
  background: rgba(255,255,255,.06); color: var(--muted);
  text-transform: uppercase; letter-spacing: 1px; white-space: nowrap;
}
.project-badge.featured {
  background: rgba(255,255,255,.1);
  color: var(--bright);
}

.project-body         { padding: 18px 28px 28px; }
.project-body h3      { font-size: 20px; font-weight: 700; color: var(--bright); margin-bottom: 8px; }
.project-body > p     { color: var(--text); margin-bottom: 18px; }

.project-features {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 6px; margin-bottom: 20px;
}
.project-feature {
  font-size: 13px; color: var(--muted);
  display: flex; align-items: center; gap: 6px;
}
.project-feature::before { content: '▪'; color: var(--border-hi); }

.project-tech {
  display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 20px;
}
.project-tech span {
  padding: 3px 9px; background: var(--bg);
  border: 1px solid var(--border); border-radius: 4px;
  font-size: 11px; color: var(--muted); font-family: var(--mono);
}

.project-actions { display: flex; gap: 10px; flex-wrap: wrap; }

/* ═══ CONTENT SECTIONS (sub-pages) ═══════════════════════ */
.content-section     { margin-bottom: 48px; }
.content-section:last-child { margin-bottom: 0; }
.content-section h2  {
  font-size: 22px; font-weight: 700; color: var(--bright);
  margin-bottom: 12px; padding-bottom: 10px;
  border-bottom: 1px solid var(--border);
}
.content-section p   { margin-bottom: 12px; }
.content-section ul  { margin-top: 8px; }
.content-section li  {
  padding: 10px 0;
  border-bottom: 1px solid rgba(255,255,255,.04);
  display: flex; align-items: start; gap: 10px;
}
.content-section li::before {
  content: '▸'; color: var(--border-hi);
  flex-shrink: 0; margin-top: 1px;
}
.content-section li strong { color: var(--bright); margin-right: 4px; }

/* ═══ SKILL TAGS ═════════════════════════════════════════ */
.skill-tags { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 20px; }

.skill-tag {
  padding: 5px 13px; background: var(--card);
  border: 1px solid var(--border); border-radius: 20px;
  font-size: 12px; color: var(--text); font-weight: 500;
}

/* ═══ LINK ROW ═══════════════════════════════════════════ */
.link-row { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 16px; }
.link-row a {
  padding: 10px 20px; background: var(--card);
  border: 1px solid var(--border); border-radius: var(--r);
  font-size: 13px; font-weight: 600; color: var(--text);
  transition: all var(--sp);
}
.link-row a:hover {
  border-color: var(--border-hi);
  color: var(--bright);
}

/* ═══ FOOTER ═════════════════════════════════════════════ */
.footer {
  border-top: 1px solid var(--border);
  padding: 36px 0; text-align: center;
}
.footer p { font-size: 13px; color: var(--muted); }
.footer a { color: var(--text); }
.footer a:hover { color: var(--bright); }
.footer-links {
  display: flex; justify-content: center;
  gap: 20px; margin-bottom: 12px;
}
.footer-links a { font-size: 13px; color: var(--muted); }

/* ═══ RESPONSIVE ═════════════════════════════════════════ */
@media (max-width: 768px) {
  .nav .container { padding: 0 16px; }

  .nav-links { display: none; }
  .nav-links.open {
    display: flex; flex-direction: column;
    position: absolute; top: 60px; left: 0; right: 0;
    background: var(--bg);
    border-bottom: 1px solid var(--border);
    padding: 16px 24px; gap: 14px;
  }
  .nav-toggle { display: block; }

  .grid-2, .grid-3 { grid-template-columns: 1fr; }
  .project-features  { grid-template-columns: 1fr; }

  .section       { padding: 60px 0; }
  .page-header   { padding: 100px 0 40px; }
  .hero          { padding: 100px 16px 60px; }
  .hero-cta      { flex-direction: column; align-items: center; }
}

/* ═══ LOGIN ══════════════════════════════════════════════ */
.login-wrapper {
  min-height: 100vh;
  display: flex; align-items: center; justify-content: center;
  padding: 24px;
}

.login-card {
  background: var(--card); border: 1px solid var(--border);
  border-radius: var(--r); padding: 48px 36px;
  width: 100%; max-width: 400px; text-align: center;
}

.login-icon { font-size: 48px; margin-bottom: 16px; }

.login-title {
  font-size: 24px; font-weight: 800; color: var(--bright);
  letter-spacing: -0.5px; margin-bottom: 6px;
}

.login-sub {
  font-size: 14px; color: var(--muted); margin-bottom: 32px;
}

.login-form { display: flex; flex-direction: column; gap: 12px; }

.login-label {
  font-size: 11px; font-weight: 700; color: var(--muted);
  text-transform: uppercase; letter-spacing: 1.5px;
  text-align: left;
}

.login-input {
  padding: 12px 14px; background: var(--bg);
  border: 1px solid var(--border); border-radius: var(--r);
  color: var(--bright); font-size: 15px; font-family: var(--sans);
  outline: none; transition: border-color var(--sp);
}
.login-input:focus { border-color: var(--border-hi); }
.login-input::placeholder { color: var(--muted); }

.login-code-input {
  text-align: center; font-size: 28px; font-weight: 700;
  letter-spacing: 8px; font-family: var(--mono);
}

.login-btn {
  width: 100%; justify-content: center; margin-top: 8px;
}

.login-sent-msg {
  font-size: 13px; color: var(--text); margin-bottom: 8px;
  text-align: left;
}

.login-link {
  background: none; border: none; color: var(--muted);
  font-size: 13px; cursor: pointer; padding: 8px 0;
  transition: color var(--sp);
}
.login-link:hover { color: var(--bright); }

.login-error {
  margin-top: 16px; padding: 10px 14px;
  background: rgba(217, 83, 79, 0.1);
  border: 1px solid rgba(217, 83, 79, 0.3);
  border-radius: var(--r); color: #d9534f;
  font-size: 13px; font-weight: 500;
}

.login-spinner {
  display: flex; justify-content: center;
  margin-top: 16px;
}

.spinner {
  width: 28px; height: 28px;
  border: 3px solid var(--border);
  border-top-color: var(--bright);
  border-radius: 50%;
  animation: spin .6s linear infinite;
}

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

/* ═══ TABS (Platforms page) ══════════════════════════════ */
.tabs {
  display: flex; gap: 4px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 36px;
}

.tab {
  padding: 12px 24px;
  background: none; border: none;
  color: var(--muted); font-size: 14px; font-weight: 600;
  font-family: var(--sans); cursor: pointer;
  border-bottom: 2px solid transparent;
  transition: color var(--sp), border-color var(--sp);
}
.tab:hover { color: var(--text); }
.tab.active {
  color: var(--bright);
  border-bottom-color: var(--bright);
}

.tab-panel { display: none; }
.tab-panel.active { display: block; }

@media (max-width: 768px) {
  .tabs { overflow-x: auto; -webkit-overflow-scrolling: touch; }
  .tab  { white-space: nowrap; padding: 10px 16px; font-size: 13px; }
}