/* bada.casa - Deep Ocean Research Journal */
/* Colors: #0D1B2A #FF6B5A #2D4A52 #5B8A8A #00E5CC #D4AA3E #142230 #1B2838 */

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

:root {
  --deep-navy: #0D1B2A;
  --coral: #FF6B5A;
  --dark-teal: #2D4A52;
  --muted-cyan: #5B8A8A;
  --bright-cyan: #00E5CC;
  --gold: #D4AA3E;
  --dark-blue: #142230;
  --navy: #1B2838;
  --light-seafoam: #E8F0EC;
}

html {
  scroll-behavior: smooth;
}

body {
  background-color: var(--deep-navy);
  color: var(--muted-cyan);
  font-family: 'Caveat', cursive;
  font-size: 20px;
  line-height: 1.8;
  overflow-x: hidden;
  cursor: none;
}

/* Custom cursor */
body::after {
  content: '';
  position: fixed;
  width: 12px;
  height: 12px;
  border: 1px solid var(--bright-cyan);
  border-radius: 50%;
  pointer-events: none;
  z-index: 10000;
  transform: translate(-50%, -50%);
  transition: width 0.2s, height 0.2s, border-color 0.2s;
  top: var(--mouse-y, -100px);
  left: var(--mouse-x, -100px);
}

/* Bubble Ambient Layer */
#bubble-layer {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 1;
  overflow: hidden;
}

.bubble {
  position: absolute;
  border-radius: 50%;
  border: 1px solid rgba(91, 138, 138, 0.4);
  background: radial-gradient(circle at 30% 30%, rgba(255,255,255,0.1), rgba(91,138,138,0.05));
  animation: bubbleRise linear infinite;
}

@keyframes bubbleRise {
  0% {
    transform: translateY(0) translateX(0);
    opacity: 0;
  }
  10% {
    opacity: 1;
  }
  90% {
    opacity: 1;
  }
  100% {
    transform: translateY(-110vh) translateX(var(--drift, 20px));
    opacity: 0;
  }
}

/* Sonar Ping */
#sonar-ping {
  position: fixed;
  pointer-events: none;
  z-index: 9999;
  width: 0;
  height: 0;
  border-radius: 50%;
  border: 1px solid var(--bright-cyan);
  opacity: 0;
  transform: translate(-50%, -50%);
}

#sonar-ping.active {
  animation: sonarPing 1s ease-out forwards;
}

@keyframes sonarPing {
  0% {
    width: 0;
    height: 0;
    opacity: 0.8;
    border-width: 2px;
  }
  100% {
    width: 120px;
    height: 120px;
    opacity: 0;
    border-width: 0.5px;
  }
}

/* Depth Gauge */
#depth-gauge {
  position: fixed;
  left: 20px;
  top: 50%;
  transform: translateY(-50%);
  z-index: 100;
  height: 60vh;
  width: 40px;
}

.depth-track {
  position: relative;
  width: 2px;
  height: 100%;
  background: linear-gradient(to bottom, rgba(91,138,138,0.3), rgba(91,138,138,0.1));
  margin: 0 auto;
}

.depth-indicator {
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 8px;
  height: 8px;
  background: var(--bright-cyan);
  border-radius: 50%;
  box-shadow: 0 0 10px var(--bright-cyan), 0 0 20px rgba(0,229,204,0.3);
  transition: top 0.3s ease-out;
}

.depth-labels {
  position: absolute;
  top: 0;
  left: 15px;
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.depth-label {
  font-family: 'Space Mono', 'IBM Plex Mono', monospace;
  font-size: 10px;
  color: var(--muted-cyan);
  opacity: 0.5;
  letter-spacing: 0.06em;
  white-space: nowrap;
}

/* Main Content */
#research-journal {
  position: relative;
  z-index: 2;
  max-width: 1200px;
  margin: 0 auto;
  padding: 80px 80px 80px 100px;
}

/* Section Headers */
.section-header {
  font-family: 'Space Mono', 'IBM Plex Mono', monospace;
  font-size: 28px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--bright-cyan);
  margin-bottom: 40px;
  padding-bottom: 12px;
  border-bottom: 1px solid rgba(91,138,138,0.3);
}

/* Journal Entry - Opening Observation */
.journal-entry {
  margin-bottom: 120px;
}

#observation-01 {
  display: flex;
  gap: 60px;
  align-items: flex-start;
  padding-top: 40px;
}

.specimen-display {
  flex-shrink: 0;
  width: 280px;
  text-align: center;
}

.jellyfish-svg {
  width: 200px;
  height: auto;
  filter: drop-shadow(0 0 20px rgba(0,229,204,0.2));
}

.jellyfish-svg .tentacle {
  animation: tentacleSway 4s ease-in-out infinite alternate;
}

.jellyfish-svg .tentacle:nth-child(odd) {
  animation-delay: -1s;
}

@keyframes tentacleSway {
  0% { transform: translateX(-3px); }
  100% { transform: translateX(3px); }
}

.jellyfish-svg .biolumi-dot {
  animation: biolumPulse 3s ease-in-out infinite;
}

.jellyfish-svg .biolumi-dot:nth-child(2) {
  animation-delay: -1s;
}
.jellyfish-svg .biolumi-dot:nth-child(3) {
  animation-delay: -2s;
}

@keyframes biolumPulse {
  0%, 100% { opacity: 0.3; }
  50% { opacity: 1; }
}

.specimen-label {
  margin-top: 20px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.specimen-id {
  font-family: 'Space Mono', 'IBM Plex Mono', monospace;
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--gold);
  text-transform: uppercase;
}

.specimen-class {
  font-family: 'Caveat', cursive;
  font-size: 22px;
  color: var(--bright-cyan);
  font-style: italic;
}

/* Field Notes */
.field-note {
  flex: 1;
}

.note-text {
  font-family: 'Caveat', cursive;
  font-size: 22px;
  line-height: 1.8;
  color: rgba(91,138,138,0.9);
  margin-bottom: 16px;
}

.note-text.secondary {
  opacity: 0.7;
  font-size: 20px;
}

.note-text.signature {
  font-size: 28px;
  color: var(--bright-cyan);
  margin-top: 24px;
  opacity: 0.9;
}

.note-date {
  font-family: 'Inter', sans-serif;
  font-size: 12px;
  color: var(--muted-cyan);
  opacity: 0.5;
  letter-spacing: 0.05em;
  display: block;
  margin-top: 12px;
}

/* Specimen Grid */
#specimen-grid {
  margin-bottom: 120px;
}

.grid-container {
  display: grid;
  grid-template-columns: repeat(10, 1fr);
  gap: 12px;
}

.specimen-card {
  border: 1px solid var(--muted-cyan);
  background: rgba(20,34,48,0.6);
  position: relative;
  overflow: hidden;
  transition: border-color 0.3s, box-shadow 0.3s, transform 0.3s;
  box-shadow: inset 0 0 20px rgba(13,27,42,0.5);
}

.specimen-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(ellipse at center, rgba(0,229,204,0.05), transparent);
  opacity: 0;
  transition: opacity 0.4s;
}

.specimen-card:hover {
  border-color: var(--bright-cyan);
  box-shadow: inset 0 0 20px rgba(13,27,42,0.5), 0 0 15px rgba(0,229,204,0.15);
  transform: translateY(-2px);
}

.specimen-card:hover::before {
  opacity: 1;
}

.card-lg {
  grid-column: span 5;
  grid-row: span 2;
}

.card-md {
  grid-column: span 3;
  grid-row: span 2;
}

.card-sm {
  grid-column: span 2;
  grid-row: span 1;
}

.card-data-only {
  grid-column: span 3;
  grid-row: span 1;
}

.card-inner {
  padding: 20px;
  height: 100%;
  display: flex;
  flex-direction: column;
  gap: 16px;
  position: relative;
  z-index: 1;
}

.card-illustration {
  width: 100%;
  max-height: 120px;
  opacity: 0.8;
}

.card-id {
  font-family: 'Space Mono', 'IBM Plex Mono', monospace;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--gold);
  text-transform: uppercase;
}

.card-name {
  font-family: 'Space Mono', 'IBM Plex Mono', monospace;
  font-size: 16px;
  font-weight: 700;
  color: var(--bright-cyan);
  letter-spacing: 0.02em;
  margin: 4px 0;
}

.card-note {
  font-family: 'Caveat', cursive;
  font-size: 18px;
  line-height: 1.6;
  color: rgba(91,138,138,0.8);
}

.card-meta {
  display: flex;
  gap: 16px;
  margin-top: auto;
  padding-top: 12px;
  border-top: 1px solid rgba(91,138,138,0.15);
}

.card-meta span {
  font-family: 'Inter', sans-serif;
  font-size: 11px;
  color: var(--muted-cyan);
  opacity: 0.6;
}

.meta-depth::before {
  content: '▼ ';
  color: var(--bright-cyan);
  font-size: 8px;
}

.meta-temp::before {
  content: '○ ';
  color: var(--coral);
  font-size: 8px;
}

.meta-date::before {
  content: '■ ';
  color: var(--gold);
  font-size: 8px;
}

/* Environmental readings */
.env-readings {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  margin-top: 8px;
}

.reading {
  display: flex;
  justify-content: space-between;
  padding: 4px 0;
  border-bottom: 1px solid rgba(91,138,138,0.1);
}

.reading .reading-label {
  font-family: 'Inter', sans-serif;
  font-size: 11px;
  color: var(--muted-cyan);
  opacity: 0.5;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.reading .reading-value {
  font-family: 'Space Mono', 'IBM Plex Mono', monospace;
  font-size: 12px;
  color: var(--bright-cyan);
}

/* Thermal Vent Section */
.vent-diagram {
  margin-bottom: 40px;
  display: flex;
  justify-content: center;
}

.vent-svg {
  width: 100%;
  max-width: 500px;
  height: auto;
}

.heat-plume {
  animation: plumeShimmer 3s ease-in-out infinite;
}

.heat-plume.p2 {
  animation-delay: -1.5s;
}

@keyframes plumeShimmer {
  0%, 100% { opacity: 0.3; transform: translateX(0); }
  50% { opacity: 0.5; transform: translateX(3px); }
}

.vent-particle {
  animation: ventFloat 4s ease-in-out infinite;
}

.vent-particle:nth-child(2) {
  animation-delay: -1.3s;
}

@keyframes ventFloat {
  0%, 100% { transform: translateY(0); opacity: 0.4; }
  50% { transform: translateY(-10px); opacity: 0.8; }
}

.vent-note {
  max-width: 700px;
}

/* Sonar Section */
#sonar-section {
  margin-bottom: 120px;
}

.sonar-display {
  display: flex;
  gap: 40px;
  align-items: center;
}

.sonar-screen {
  width: 300px;
  height: 300px;
  flex-shrink: 0;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(0,229,204,0.03), rgba(13,27,42,0.9));
  border: 1px solid rgba(91,138,138,0.3);
  overflow: hidden;
  position: relative;
}

.sonar-svg {
  width: 100%;
  height: 100%;
}

#sonar-sweep {
  transform-origin: 150px 150px;
  animation: sonarSweep 4s linear infinite;
}

@keyframes sonarSweep {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

.sonar-blip {
  transition: opacity 0.3s;
}

.sonar-data {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.sonar-reading {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.sonar-reading .reading-label {
  font-family: 'Inter', sans-serif;
  font-size: 11px;
  color: var(--muted-cyan);
  opacity: 0.5;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.sonar-reading .reading-value {
  font-family: 'Space Mono', 'IBM Plex Mono', monospace;
  font-size: 22px;
  font-weight: 700;
  color: var(--bright-cyan);
}

/* Final Observation */
#observation-03 {
  display: flex;
  gap: 60px;
  align-items: center;
}

.final-note {
  flex: 1;
}

/* Porthole */
.porthole-frame {
  flex-shrink: 0;
  width: 220px;
  height: 220px;
  border-radius: 50%;
  border: 8px solid var(--dark-teal);
  box-shadow: inset 0 0 30px rgba(0,0,0,0.5), 0 0 20px rgba(0,229,204,0.1);
  position: relative;
  overflow: hidden;
}

.porthole-glass {
  width: 100%;
  height: 100%;
  border-radius: 50%;
  background: radial-gradient(circle at 40% 40%, rgba(0,229,204,0.08), rgba(13,27,42,0.95));
  position: relative;
  overflow: hidden;
}

.porthole-reflection {
  position: absolute;
  top: 15%;
  left: 20%;
  width: 30%;
  height: 20%;
  background: rgba(255,255,255,0.05);
  border-radius: 50%;
  transform: rotate(-30deg);
}

/* Footer / Colophon */
#colophon {
  margin-top: 120px;
  padding: 40px 0;
  border-top: 1px solid rgba(91,138,138,0.15);
  text-align: center;
}

.colophon-content {
  display: flex;
  flex-direction: column;
  gap: 8px;
  align-items: center;
}

.colophon-label {
  /* Uses light seafoam: #E8F0EC */
  font-family: 'Inter', sans-serif;
  font-size: 10px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--muted-cyan);
  opacity: 0.4;
  color: var(--light-seafoam);
}

.colophon-name {
  font-family: 'Space Mono', 'IBM Plex Mono', monospace;
  font-size: 24px;
  font-weight: 700;
  color: var(--bright-cyan);
  letter-spacing: 0.06em;
}

.colophon-sub {
  font-family: 'Caveat', cursive;
  font-size: 18px;
  color: var(--muted-cyan);
  opacity: 0.6;
}

/* Responsive */
@media (max-width: 900px) {
  #research-journal {
    padding: 40px 30px 40px 30px;
  }
  #depth-gauge {
    display: none;
  }
  #observation-01, #observation-03 {
    flex-direction: column;
    gap: 30px;
  }
  .specimen-display {
    width: 100%;
  }
  .grid-container {
    grid-template-columns: repeat(6, 1fr);
  }
  .card-lg { grid-column: span 6; }
  .card-md { grid-column: span 3; }
  .card-sm { grid-column: span 3; }
  .card-data-only { grid-column: span 6; }
  .sonar-display {
    flex-direction: column;
    align-items: flex-start;
  }
  .sonar-screen {
    width: 250px;
    height: 250px;
  }
  body { cursor: auto; }
  body::after { display: none; }
}

@media (max-width: 600px) {
  .grid-container {
    grid-template-columns: 1fr;
  }
  .card-lg, .card-md, .card-sm, .card-data-only {
    grid-column: span 1;
  }
  .section-header {
    font-size: 20px;
  }
}