frontend/src/components/AuthScreen.css

/* ═══════════════════════════════════════════════
   AuthScreen (Neural Gloss & Soma Orange)
   ═══════════════════════════════════════════════ */

.landing {
  position: fixed;
  inset: 0;
  background: #f3f4f6; /* Premium soft, warm workspace backdrop */
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  overflow: hidden;
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
}

/* ── Background Neural Glows ── */
.landing-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.bg-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(120px);
  opacity: 0.5;
  animation: drift 20s infinite alternate ease-in-out;
}

/* Unified Soma Orange Palette Glow Orbs */
.orb-1 {
  width: 600px;
  height: 600px;
  background: rgba(255, 107, 53, 0.15); /* Soma Orange Glow */
  top: -10%;
  left: -10%;
}

.orb-2 {
  width: 500px;
  height: 500px;
  background: rgba(255, 139, 84, 0.12); /* Soft Axon Glow */
  bottom: -5%;
  right: -5%;
}

.orb-3 {
  width: 400px;
  height: 400px;
  background: rgba(255, 235, 227, 0.2); /* Soft Warm Radial */
  top: 30%;
  right: 20%;
}

.bg-grid {
  position: absolute;
  inset: 0;
  background-image: radial-gradient(rgba(0, 0, 0, 0.05) 1px, transparent 1px);
  background-size: 30px 30px;
  opacity: 0.8;
}

@keyframes drift {
  from { transform: translate(0, 0) scale(1); }
  to   { transform: translate(40px, 40px) scale(1.15); }
}

/* ── Frosted Glass Console Panel ── */
.splash-content, .name-content {
  position: relative;
  z-index: 10;
  width: 100%;
  max-width: 480px;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  background: rgba(255, 255, 255, 0.45);
  backdrop-filter: blur(35px);
  -webkit-backdrop-filter: blur(35px);
  border: 1px solid rgba(255, 255, 255, 0.8);
  border-radius: 32px;
  padding: 48px 40px;
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.04), inset 0 0 20px rgba(255, 255, 255, 0.2);
  animation: slide-up 0.8s cubic-bezier(0.16, 1, 0.3, 1);
  box-sizing: border-box;
}

@keyframes slide-up {
  from { opacity: 0; transform: translateY(30px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ── Hero Orb (Floating Core) ── */
.hero-orb {
  width: 80px;
  height: 80px;
  margin-bottom: 32px;
  position: relative;
}

.hero-core {
  position: absolute;
  inset: 22%;
  background: #ff6b35; /* Soma Orange Core */
  border-radius: 50%;
  box-shadow: 0 0 30px rgba(255, 107, 53, 0.6);
  animation: heartbeat 2s infinite ease-in-out;
}

.hero-ring {
  position: absolute;
  inset: 0;
  border: 1px solid rgba(255, 107, 53, 0.2);
  border-radius: 50%;
  animation: rotate 12s linear infinite;
}

.r2 { transform: rotate(45deg); inset: -8px; border-color: rgba(255, 107, 53, 0.15); }
.r3 { transform: rotate(-45deg); inset: -16px; border-color: rgba(255, 107, 53, 0.1); }

@keyframes rotate { 
  from { transform: rotate(0deg); } 
  to { transform: rotate(360deg); } 
}

@keyframes heartbeat {
  0% { transform: scale(0.95); opacity: 0.8; }
  50% { transform: scale(1.05); opacity: 1; box-shadow: 0 0 45px rgba(255, 107, 53, 0.85); }
  100% { transform: scale(0.95); opacity: 0.8; }
}

/* ── Premium Typography ── */
.hero-title {
  font-size: 4rem;
  font-weight: 900;
  letter-spacing: -0.06em;
  color: #1e293b;
  margin: 0 0 6px 0;
  line-height: 1;
}

.hero-tagline {
  font-size: 0.65rem;
  color: #ff6b35; /* Brand accent color */
  text-transform: uppercase;
  letter-spacing: 0.4em;
  font-weight: 800;
  margin: 0 0 24px 0;
  font-family: monospace;
}

.hero-desc {
  font-size: 0.88rem;
  color: #64748b;
  line-height: 1.6;
  margin: 0 0 32px 0;
  max-width: 380px;
}

/* ── Dynamic Badges (Features List) ── */
.splash-features {
  display: flex;
  gap: 10px;
  margin-bottom: 36px;
  justify-content: center;
  flex-wrap: wrap;
}

.splash-feature {
  background: rgba(255, 255, 255, 0.65);
  border: 1px solid rgba(255, 255, 255, 0.9);
  padding: 6px 12px;
  border-radius: 100px;
  font-size: 0.68rem;
  font-weight: 800;
  color: #334155;
  display: flex;
  align-items: center;
  gap: 6px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.02);
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.sf-dot {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background-color: #ff6b35;
  box-shadow: 0 0 6px #ff6b35;
}

/* ── Premium Orange Action Buttons ── */
.enter-btn, .name-submit {
  background: #ff6b35 !important;
  color: #fff !important;
  padding: 12px 32px !important;
  border-radius: 100px !important;
  border: none !important;
  font-size: 0.85rem !important;
  font-weight: 700 !important;
  letter-spacing: 0.05em !important;
  display: flex;
  align-items: center;
  gap: 10px;
  cursor: pointer;
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1) !important;
  box-shadow: 0 6px 20px rgba(255, 107, 53, 0.25) !important;
}

.enter-btn:hover, .name-submit:hover:not(:disabled) {
  transform: translateY(-2px) !important;
  background: #e0531f !important;
  box-shadow: 0 10px 25px rgba(255, 107, 53, 0.4) !important;
}

.enter-btn:active, .name-submit:active:not(:disabled) {
  transform: translateY(0) !important;
}

.splash-hint {
  font-size: 0.68rem;
  color: #94a3b8;
  margin-top: 16px;
  font-weight: 500;
}

/* ── Name Form Stage ── */
.name-orb {
  width: 60px;
  height: 60px;
  margin-bottom: 24px;
  position: relative;
}

.name-orb .hero-core {
  background: #ff6b35;
  box-shadow: 0 0 20px rgba(255, 107, 53, 0.5);
}

.name-heading {
  font-size: 2rem;
  font-weight: 900;
  color: #1e293b;
  margin: 0 0 6px 0;
  letter-spacing: -0.03em;
}

.name-sub {
  font-size: 0.8rem;
  color: #64748b;
  line-height: 1.5;
  margin: 0 0 24px 0;
  max-width: 340px;
}

.name-form {
  width: 100%;
}

.name-input-wrap {
  position: relative;
  margin-bottom: 20px;
}

.name-input {
  width: 100%;
  background: rgba(255, 255, 255, 0.8) !important;
  border: 1px solid rgba(0, 0, 0, 0.08) !important;
  border-radius: 16px !important;
  padding: 16px 20px !important;
  font-size: 1rem !important;
  font-weight: 600 !important;
  color: #1e293b !important;
  outline: none !important;
  text-align: center !important;
  transition: all 0.3s ease !important;
  box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.01) !important;
}

.name-input:focus {
  border-color: #ff6b35 !important;
  background: #fff !important;
  box-shadow: 0 0 16px rgba(255, 107, 53, 0.12) !important;
}

.name-submit {
  width: 100%;
  justify-content: center;
}

.name-submit:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none !important;
  box-shadow: none !important;
}

.back-link {
  background: none;
  border: none;
  color: #64748b;
  font-size: 0.75rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 6px;
  margin-top: 24px;
  cursor: pointer;
  transition: color 0.2s;
}

.back-link:hover {
  color: #ff6b35;
}

.auth-error {
  color: #ef4444;
  font-size: 0.72rem;
  font-weight: 600;
  margin: -10px 0 16px 0;
  text-align: center;
}

/* ── Footer ── */
.landing-footer {
  position: absolute;
  bottom: 30px;
  display: flex;
  align-items: center;
  gap: 8px;
  color: #94a3b8;
  font-family: monospace;
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.footer-dot {
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background-color: #ff6b35;
}

/* ── Page Transitions ── */
.transitioning {
  opacity: 0.8;
  filter: blur(10px);
  transition: all 0.5s ease-in-out;
}

/* ── Mobile Responsive Overrides for iPhone 14 ── */
@media (max-width: 480px) {
  .landing {
    align-items: flex-start !important;
    padding: 30px 16px !important;
    overflow-y: auto !important;
  }
  
  .splash-content, .name-content {
    margin: 20px auto 60px auto !important;
    padding: 36px 20px !important;
    width: 100% !important;
    max-width: 100% !important;
    border-radius: 24px !important;
  }
  
  .hero-orb {
    width: 60px !important;
    height: 60px !important;
    margin-bottom: 24px !important;
  }
  
  .hero-title {
    font-size: 2.6rem !important;
  }
  
  .hero-tagline {
    font-size: 0.58rem !important;
    letter-spacing: 0.3em !important;
    margin-bottom: 18px !important;
  }
  
  .hero-desc {
    font-size: 0.8rem !important;
    margin-bottom: 24px !important;
    line-height: 1.5 !important;
  }
  
  .splash-features {
    gap: 8px !important;
    margin-bottom: 28px !important;
  }
  
  .splash-feature {
    padding: 4px 10px !important;
    font-size: 0.62rem !important;
  }
  
  .enter-btn, .name-submit {
    padding: 10px 24px !important;
    font-size: 0.8rem !important;
  }
  
  .landing-footer {
    position: relative !important;
    bottom: auto !important;
    margin: 20px auto 40px auto !important;
    justify-content: center !important;
  }
}