@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;600;800&family=JetBrains+Mono:wght@400;700&display=swap');

:root {
  --navy:        #0D1B2A;
  --navy-mid:    #122233;
  --navy-light:  #1A2E42;
  --off-white:   #F2EDE4;
  --tan:         #C9A96E;
  --teal:        #00B4D8;
  --muted:       #7A8FA6;
  --card-border: rgba(201, 169, 110, 0.2);
  --sans:        'Inter', system-ui, -apple-system, sans-serif;
  --mono:        'JetBrains Mono', 'Fira Code', monospace;
}

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

html { scroll-behavior: smooth; }

body {
  background: var(--navy);
  color: var(--off-white);
  font-family: var(--sans);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* ── NAV ─────────────────────────────────────── */

.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.2rem 2.5rem;
  background: rgba(13, 27, 42, 0.8);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(201, 169, 110, 0.12);
}

.nav-brand {
  font-family: var(--mono);
  font-size: 1rem;
  font-weight: 700;
  color: var(--tan);
  text-decoration: none;
  letter-spacing: 0.08em;
}

.nav-brand:hover { color: var(--off-white); }

.btn-signin {
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  color: var(--teal);
  background: transparent;
  border: 1px solid var(--teal);
  padding: 0.45rem 1.1rem;
  text-decoration: none;
  cursor: pointer;
  transition: background 0.18s, color 0.18s;
}

.btn-signin:hover {
  background: var(--teal);
  color: var(--navy);
}

.nav-user {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.nav-user-email {
  font-family: var(--mono);
  font-size: 0.72rem;
  color: var(--muted);
}

.btn-signout {
  font-family: var(--mono);
  font-size: 0.72rem;
  color: var(--muted);
  background: transparent;
  border: 1px solid rgba(122, 143, 166, 0.35);
  padding: 0.4rem 0.9rem;
  cursor: pointer;
  transition: color 0.18s, border-color 0.18s;
}

.btn-signout:hover {
  color: var(--off-white);
  border-color: var(--off-white);
}

/* ── HERO ────────────────────────────────────── */

.hero {
  position: relative;
  height: 100vh;
  min-height: 620px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background-image: url('/WhiteKnuckle_Apps_files/shapeimage_1.jpg');
  background-size: cover;
  background-position: center 30%;
  filter: grayscale(25%) brightness(0.38) contrast(1.15);
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to bottom,
    rgba(13, 27, 42, 0.15) 0%,
    rgba(13, 27, 42, 0.55) 55%,
    rgba(13, 27, 42, 1)    100%
  );
}

.hero-content {
  position: relative;
  z-index: 1;
  text-align: center;
  padding: 0 2rem;
  max-width: 800px;
}

.hero-eyebrow {
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.35em;
  color: var(--tan);
  text-transform: uppercase;
  margin-bottom: 1.5rem;
}

.hero-title {
  font-size: clamp(3.2rem, 8vw, 6.5rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.0;
  color: var(--off-white);
  margin-bottom: 1.75rem;
}

.hero-tagline {
  font-size: 1.05rem;
  color: var(--muted);
  font-style: italic;
  max-width: 440px;
  margin: 0 auto 2rem;
  line-height: 1.75;
}

.hero-est {
  font-family: var(--mono);
  font-size: 0.65rem;
  letter-spacing: 0.25em;
  color: rgba(122, 143, 166, 0.6);
  text-transform: uppercase;
}

.hero-scroll {
  position: absolute;
  bottom: 2.2rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 1;
  color: var(--muted);
  opacity: 0.5;
  font-size: 1.1rem;
  animation: bob 2.2s ease-in-out infinite;
}

@keyframes bob {
  0%, 100% { transform: translateX(-50%) translateY(0);   }
  50%       { transform: translateX(-50%) translateY(7px); }
}

/* Small hero for interior pages */
.hero--sm {
  height: 44vh;
  min-height: 280px;
}

.hero--sm .hero-title { font-size: clamp(2rem, 5vw, 3.5rem); }

/* ── SECTIONS ────────────────────────────────── */

.section {
  max-width: 1120px;
  margin: 0 auto;
  padding: 5rem 2.5rem;
}

.section + .section { padding-top: 0; }

.section-label {
  font-family: var(--mono);
  font-size: 0.65rem;
  letter-spacing: 0.3em;
  color: var(--tan);
  text-transform: uppercase;
  margin-bottom: 2.5rem;
}

/* ── PROJECT CARDS ───────────────────────────── */

.project-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 1.25rem;
}

.project-card {
  background: var(--navy-light);
  border: 1px solid var(--card-border);
  padding: 2rem;
  display: flex;
  flex-direction: column;
  transition: border-color 0.2s, transform 0.2s, box-shadow 0.2s;
}

.project-card:hover {
  border-color: rgba(201, 169, 110, 0.6);
  transform: translateY(-3px);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.3);
}

.project-tag {
  font-family: var(--mono);
  font-size: 0.62rem;
  letter-spacing: 0.18em;
  color: var(--teal);
  text-transform: uppercase;
  margin-bottom: 0.8rem;
}

.project-name {
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--off-white);
  margin-bottom: 0.75rem;
  line-height: 1.2;
}

.project-desc {
  font-size: 0.88rem;
  color: var(--muted);
  line-height: 1.75;
  flex: 1;
  margin-bottom: 1.75rem;
}

.project-link {
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  color: var(--tan);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  transition: color 0.18s, gap 0.18s;
  align-self: flex-start;
}

.project-link::after { content: '→'; }
.project-link:hover   { color: var(--off-white); gap: 0.8rem; }

/* ── LINKS CHIPS ─────────────────────────────── */

.links-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.link-chip {
  font-family: var(--mono);
  font-size: 0.75rem;
  letter-spacing: 0.06em;
  color: var(--off-white);
  background: var(--navy-light);
  border: 1px solid var(--card-border);
  padding: 0.6rem 1.25rem;
  text-decoration: none;
  transition: border-color 0.18s, color 0.18s, background 0.18s;
}

.link-chip:hover {
  border-color: var(--teal);
  color: var(--teal);
  background: rgba(0, 180, 216, 0.06);
}

/* ── LOGIN GATE ──────────────────────────────── */

.login-gate {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem;
}

.login-card {
  background: var(--navy-light);
  border: 1px solid var(--card-border);
  padding: 3rem 2.5rem;
  text-align: center;
  max-width: 380px;
  width: 100%;
}

.login-card h2 {
  font-size: 1.6rem;
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: 0.75rem;
}

.login-card p {
  color: var(--muted);
  font-size: 0.88rem;
  margin-bottom: 2.25rem;
  line-height: 1.7;
}

#google-signin-btn {
  display: flex;
  justify-content: center;
}

.error-msg {
  font-family: var(--mono);
  font-size: 0.72rem;
  color: #ff6b6b;
  margin-top: 1rem;
  display: none;
}

/* ── LOADING STATE ───────────────────────────── */

.page-loader {
  position: fixed;
  inset: 0;
  background: var(--navy);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 200;
  transition: opacity 0.3s;
}

.page-loader.fade-out { opacity: 0; pointer-events: none; }

.loader-dot {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--tan);
  animation: pulse 1.2s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 0.2; transform: scale(0.8); }
  50%       { opacity: 1;   transform: scale(1.2); }
}

/* ── FOOTER ──────────────────────────────────── */

footer {
  border-top: 1px solid rgba(201, 169, 110, 0.12);
  padding: 2rem 2.5rem;
  text-align: center;
  font-family: var(--mono);
  font-size: 0.65rem;
  letter-spacing: 0.18em;
  color: rgba(122, 143, 166, 0.55);
  text-transform: uppercase;
}

/* ── UTILITY ─────────────────────────────────── */

.hidden { display: none !important; }

/* ── RESPONSIVE ──────────────────────────────── */

@media (max-width: 640px) {
  .nav          { padding: 1rem 1.25rem; }
  .nav-user-email { display: none; }
  .section      { padding: 3rem 1.25rem; }
  .login-card   { padding: 2rem 1.25rem; }
  .hero-title   { letter-spacing: -0.02em; }
}