/* ============================================================================
   AXIOM AI 1.0 — "The Truth Portal"
   The Gateway · Input · Consciousness Interface
   ============================================================================ */

/* ============================================================================
   TRUTH PORTAL — MAIN CONTAINER
   ============================================================================ */
.truth-portal {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-xl);
  width: 100%;
  position: relative;
  margin: auto;
}

/* ============================================================================
   PORTAL RING — THE GATEWAY
   Three concentric rings creating depth illusion
   ============================================================================ */
.portal-ring {
  position: relative;
  width: 200px;
  height: 200px;
  border-radius: var(--radius-circle);
  border: 2px solid var(--accent-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-slow);
}

/* --- Outer Ring (::before) — largest, most transparent -------------------- */
.portal-ring::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 240px;
  height: 240px;
  border-radius: var(--radius-circle);
  border: 1px solid rgba(var(--accent-primary-rgb), 0.2);
  pointer-events: none;
  transition: all var(--transition-slow);
}

/* --- Inner Ring (::after) — tighter, slightly brighter ------------------- */
.portal-ring::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 168px;
  height: 168px;
  border-radius: var(--radius-circle);
  border: 1px solid rgba(var(--accent-primary-rgb), 0.35);
  pointer-events: none;
  transition: all var(--transition-slow);
}

/* ── Idle State ──────────────────────────────────────────────────────────── */
.portal-ring.idle {
  animation: pulse-heartbeat 3s ease-in-out infinite;
  box-shadow:
    0 0 20px rgba(var(--accent-primary-rgb), 0.08),
    0 0 40px rgba(var(--accent-primary-rgb), 0.03),
    inset 0 0 20px rgba(var(--accent-primary-rgb), 0.03);
}

.portal-ring.idle::before {
  animation: processing-spin 25s linear infinite;
}

.portal-ring.idle::after {
  animation: processing-spin-reverse 30s linear infinite;
}

/* ── Active State (user is typing / focused) ─────────────────────────────── */
.portal-ring.active {
  border-color: var(--accent-primary);
  animation: pulse-heartbeat 1.5s ease-in-out infinite;
  box-shadow:
    0 0 30px rgba(var(--accent-primary-rgb), 0.2),
    0 0 60px rgba(var(--accent-primary-rgb), 0.08),
    inset 0 0 30px rgba(var(--accent-primary-rgb), 0.05);
}

.portal-ring.active::before {
  border-color: rgba(var(--accent-primary-rgb), 0.35);
  width: 250px;
  height: 250px;
  animation: processing-spin 15s linear infinite;
}

.portal-ring.active::after {
  border-color: rgba(var(--accent-primary-rgb), 0.5);
  width: 164px;
  height: 164px;
  animation: processing-spin-reverse 18s linear infinite;
}

/* ── Processing State (query submitted) ──────────────────────────────────── */
.portal-ring.processing {
  border-color: var(--accent-secondary);
  animation: neural-glow 2s ease-in-out infinite;
}

.portal-ring.processing::before {
  border-color: rgba(var(--accent-secondary-rgb), 0.4);
  width: 260px;
  height: 260px;
  animation: processing-spin 3s linear infinite;
  border-style: dashed;
}

.portal-ring.processing::after {
  border-color: rgba(var(--accent-primary-rgb), 0.6);
  width: 160px;
  height: 160px;
  animation: processing-spin-reverse 4s linear infinite;
  border-width: 2px;
}

/* ============================================================================
   PORTAL CORE — THE SINGULARITY POINT
   ============================================================================ */
.portal-core {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 120px;
  height: 120px;
  border-radius: var(--radius-circle);
  background: radial-gradient(
    circle at center,
    rgba(var(--accent-primary-rgb), 0.12) 0%,
    rgba(var(--accent-primary-rgb), 0.05) 40%,
    rgba(var(--accent-primary-rgb), 0.01) 70%,
    transparent 100%
  );
  pointer-events: none;
  transition: all var(--transition-slow);
}

.portal-ring.active .portal-core {
  background: radial-gradient(
    circle at center,
    rgba(var(--accent-primary-rgb), 0.2) 0%,
    rgba(var(--accent-primary-rgb), 0.08) 40%,
    rgba(var(--accent-primary-rgb), 0.02) 70%,
    transparent 100%
  );
  width: 130px;
  height: 130px;
}

.portal-ring.processing .portal-core {
  background: radial-gradient(
    circle at center,
    rgba(var(--accent-secondary-rgb), 0.25) 0%,
    rgba(var(--accent-primary-rgb), 0.12) 35%,
    rgba(var(--accent-primary-rgb), 0.03) 70%,
    transparent 100%
  );
  width: 140px;
  height: 140px;
}

/* --- Portal Icon / Symbol inside core ------------------------------------ */
.portal-core__symbol {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-family: var(--font-heading);
  font-size: var(--fs-xl);
  font-weight: 300;
  color: rgba(var(--accent-primary-rgb), 0.5);
  letter-spacing: 0.05em;
  transition: all var(--transition-base);
  user-select: none;
}

.portal-ring.active .portal-core__symbol {
  color: rgba(var(--accent-primary-rgb), 0.8);
  text-shadow: 0 0 20px rgba(var(--accent-primary-rgb), 0.3);
}

.portal-ring.processing .portal-core__symbol {
  color: rgba(var(--accent-secondary-rgb), 0.7);
  animation: processing-spin 4s linear infinite;
}

/* ============================================================================
   PARTICLE EMITTER — Ambient particles around the portal
   ============================================================================ */
.portal-particles {
  position: absolute;
  width: 300px;
  height: 300px;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  pointer-events: none;
}

.portal-particles__particle {
  position: absolute;
  width: 2px;
  height: 2px;
  border-radius: var(--radius-circle);
  background: var(--accent-primary);
  opacity: 0;
  animation: particle-drift 5s ease-in-out infinite;
}

.portal-particles__particle:nth-child(1) {
  top: 50%; left: 20%;
  animation-delay: 0s;
  animation-duration: 6s;
}
.portal-particles__particle:nth-child(2) {
  top: 30%; left: 70%;
  animation-delay: 1.2s;
  animation-duration: 5.5s;
}
.portal-particles__particle:nth-child(3) {
  top: 70%; left: 50%;
  animation-delay: 2.4s;
  animation-duration: 7s;
}
.portal-particles__particle:nth-child(4) {
  top: 40%; left: 35%;
  animation-delay: 0.8s;
  animation-duration: 4.5s;
}
.portal-particles__particle:nth-child(5) {
  top: 60%; left: 65%;
  animation-delay: 3s;
  animation-duration: 6.5s;
}
.portal-particles__particle:nth-child(6) {
  top: 45%; left: 80%;
  animation-delay: 1.8s;
  animation-duration: 5s;
}

/* ============================================================================
   INPUT AREA — WHERE QUESTIONS ARE CHANNELED
   ============================================================================ */
.input-area {
  width: 100%;
  max-width: 600px;
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
}

/* --- Input Field --------------------------------------------------------- */
.input-field {
  width: 100%;
  padding: var(--space-md) var(--space-xs);
  font-family: var(--font-mono);
  font-size: var(--fs-md);
  font-weight: 500;
  color: #FFFFFF;
  background: transparent;
  border: none;
  border-bottom: 2px solid rgba(255, 255, 255, 0.25);
  outline: none;
  text-align: center;
  letter-spacing: 0.02em;
  caret-color: #FFFFFF;
  transition: all var(--transition-base);
}

.input-field:hover {
  border-bottom-color: rgba(255, 255, 255, 0.45);
}

.input-field:focus {
  border-bottom-color: #FFFFFF;
  box-shadow: 0 4px 20px rgba(255, 255, 255, 0.08);
}

/* Glowing underline on focus */
.input-field:focus ~ .input-glow {
  opacity: 1;
  width: 100%;
}

.input-glow {
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 0;
  height: 2px;
  background: linear-gradient(
    90deg,
    transparent,
    var(--accent-primary),
    var(--accent-secondary),
    var(--accent-primary),
    transparent
  );
  opacity: 0;
  transition: all 0.5s var(--ease-spring);
  pointer-events: none;
  border-radius: var(--radius-pill);
  box-shadow:
    0 0 10px rgba(var(--accent-primary-rgb), 0.4),
    0 0 30px rgba(var(--accent-primary-rgb), 0.15);
}

/* --- Placeholder --------------------------------------------------------- */
.input-field::placeholder {
  color: rgba(255, 255, 255, 0.5);
  font-style: italic;
  font-weight: 300;
  transition: opacity var(--transition-base);
}

.input-field:focus::placeholder {
  opacity: 0.3;
}

/* --- Input Hint ---------------------------------------------------------- */
.input-hint {
  margin-top: var(--space-sm);
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  color: var(--text-muted);
  letter-spacing: 0.06em;
  transition: all var(--transition-base);
  display: flex;
  align-items: center;
  gap: var(--space-xs);
}

.input-hint__key {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 1px 6px;
  font-size: 10px;
  border: 1px solid rgba(var(--accent-primary-rgb), 0.2);
  border-radius: 4px;
  background: rgba(var(--accent-primary-rgb), 0.05);
  color: var(--text-secondary);
}

/* --- Typing Indicator ---------------------------------------------------- */
.typing-indicator {
  display: flex;
  align-items: center;
  gap: 2px;
  margin-top: var(--space-sm);
  opacity: 0;
  transition: opacity var(--transition-base);
}

.typing-indicator.visible {
  opacity: 1;
}

.typing-indicator__dot {
  width: 4px;
  height: 4px;
  border-radius: var(--radius-circle);
  background: var(--accent-primary);
  animation: pulse-heartbeat 1.2s ease-in-out infinite;
}

.typing-indicator__dot:nth-child(2) {
  animation-delay: 0.15s;
}

.typing-indicator__dot:nth-child(3) {
  animation-delay: 0.3s;
}

/* ============================================================================
   SUBMIT BUTTON — Hidden on desktop, visible on mobile
   ============================================================================ */
.submit-btn {
  display: none;
  align-items: center;
  justify-content: center;
  margin-top: var(--space-md);
  padding: var(--space-sm) var(--space-xl);
  font-family: var(--font-mono);
  font-size: var(--fs-sm);
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--bg-deep-space);
  background: linear-gradient(
    135deg,
    var(--accent-primary),
    var(--accent-secondary)
  );
  border: none;
  border-radius: var(--radius-pill);
  cursor: pointer;
  position: relative;
  overflow: hidden;
  transition: all var(--transition-base);
  box-shadow:
    0 4px 15px rgba(var(--accent-primary-rgb), 0.3),
    0 0 30px rgba(var(--accent-primary-rgb), 0.1);
}

.submit-btn::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(
    135deg,
    rgba(255, 255, 255, 0.2),
    transparent 60%
  );
  opacity: 0;
  transition: opacity var(--transition-base);
}

.submit-btn:hover {
  transform: translateY(-1px);
  box-shadow:
    0 6px 20px rgba(var(--accent-primary-rgb), 0.4),
    0 0 40px rgba(var(--accent-primary-rgb), 0.15);
}

.submit-btn:hover::before {
  opacity: 1;
}

.submit-btn:active {
  transform: translateY(0);
  box-shadow:
    0 2px 10px rgba(var(--accent-primary-rgb), 0.3);
}

.submit-btn__icon {
  width: 16px;
  height: 16px;
  margin-left: var(--space-sm);
}

/* ============================================================================
   PORTAL TRANSITION STATES
   Smooth state changes between idle → active → processing → results
   ============================================================================ */
.truth-portal.has-results .portal-ring {
  width: 80px;
  height: 80px;
  border-width: 1px;
  opacity: 0.6;
  transition: all 0.6s var(--ease-smooth);
}

.truth-portal.has-results .portal-ring::before {
  width: 100px;
  height: 100px;
}

.truth-portal.has-results .portal-ring::after {
  width: 64px;
  height: 64px;
}

.truth-portal.has-results .portal-core {
  width: 50px;
  height: 50px;
}

.truth-portal.has-results .portal-particles {
  width: 120px;
  height: 120px;
  opacity: 0.3;
}

.truth-portal.has-results .input-area {
  margin-top: var(--space-md);
}

/* ============================================================================
   RESPONSIVE
   ============================================================================ */
@media (max-width: 768px) {
  .portal-ring {
    width: 150px;
    height: 150px;
  }

  .portal-ring::before {
    width: 185px;
    height: 185px;
  }

  .portal-ring::after {
    width: 125px;
    height: 125px;
  }

  .portal-core {
    width: 90px;
    height: 90px;
  }

  .portal-particles {
    width: 220px;
    height: 220px;
  }

  .input-field {
    font-size: var(--fs-base);
    padding: var(--space-sm) var(--space-xs);
  }

  .submit-btn {
    display: inline-flex;
  }

  .input-hint {
    font-size: 10px;
  }

  .truth-portal {
    gap: var(--space-lg);
  }
}

@media (max-width: 480px) {
  .portal-ring {
    width: 120px;
    height: 120px;
  }

  .portal-ring::before {
    width: 150px;
    height: 150px;
  }

  .portal-ring::after {
    width: 100px;
    height: 100px;
  }

  .portal-core {
    width: 72px;
    height: 72px;
  }

  .input-area {
    max-width: 100%;
    padding-inline: var(--space-sm);
  }

  .input-field {
    font-size: 14px;
  }
}