/* ==========================================================================
   NeuroAPP — Styles & Aesthetic Configurations (Dark Luxury & Clean Tech)
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&family=Outfit:wght@300;400;500;600;700;800&display=swap');

/* CSS Variables */
:root {
  --bg-primary: #0B0F17;
  --bg-secondary: #111827;
  --bg-sidebar: #0E1320;
  --accent-cyan: #06B6D4;
  --accent-cyan-glow: rgba(6, 182, 212, 0.25);
  --accent-emerald: #10B981;
  --accent-emerald-glow: rgba(16, 185, 129, 0.25);
  --text-primary: #F9FAFB;
  --text-secondary: #9CA3AF;
  --text-muted: #4B5563;
  --border-color: rgba(255, 255, 255, 0.05);
  --border-hover: rgba(255, 255, 255, 0.12);
  --glass-bg: rgba(17, 24, 39, 0.6);
  --glass-bg-hover: rgba(25, 35, 55, 0.7);
  --font-display: 'Outfit', sans-serif;
  --font-body: 'Inter', sans-serif;
}

/* Base Reset & Globals */
body {
  background-color: var(--bg-primary);
  color: var(--text-primary);
  font-family: var(--font-body);
  overflow-x: hidden;
  position: relative;
  min-height: 100vh;
}

h1, h2, h3, h4, h5, .font-display {
  font-family: var(--font-display);
}

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 6px;
  height: 6px;
}
::-webkit-scrollbar-track {
  background: var(--bg-primary);
}
::-webkit-scrollbar-thumb {
  background: #1F2937;
  border-radius: 9999px;
}
::-webkit-scrollbar-thumb:hover {
  background: #374151;
}

/* Background Glowing Blurs */
body::before {
  content: "";
  position: absolute;
  top: -10%;
  left: -5%;
  width: 50%;
  height: 55%;
  background: radial-gradient(circle, rgba(6, 182, 212, 0.07) 0%, transparent 70%);
  z-index: -1;
  pointer-events: none;
}

body::after {
  content: "";
  position: absolute;
  bottom: -5%;
  right: -5%;
  width: 55%;
  height: 55%;
  background: radial-gradient(circle, rgba(16, 185, 129, 0.05) 0%, transparent 70%);
  z-index: -1;
  pointer-events: none;
}

/* Glassmorphism Classes */
.glass-card {
  background: var(--glass-bg);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border: 1px solid var(--border-color);
  border-radius: 1rem;
  box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.4);
  transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.glass-card:hover {
  border-color: var(--border-hover);
  box-shadow: 0 12px 40px 0 rgba(0, 0, 0, 0.5);
}

/* Glow Shadows */
.glow-cyan {
  box-shadow: 0 0 25px var(--accent-cyan-glow);
}
.glow-cyan-hover:hover {
  box-shadow: 0 0 25px var(--accent-cyan-glow);
  border-color: rgba(6, 182, 212, 0.4);
}

.glow-emerald {
  box-shadow: 0 0 25px var(--accent-emerald-glow);
}
.glow-emerald-hover:hover {
  box-shadow: 0 0 25px var(--accent-emerald-glow);
  border-color: rgba(16, 185, 129, 0.4);
}

/* Interactive Checkboxes */
.checkbox-container {
  display: flex;
  align-items: flex-start;
  position: relative;
  cursor: pointer;
  user-select: none;
  font-size: 0.9rem;
  line-height: 1.4;
  color: var(--text-secondary);
  transition: color 0.2s ease;
}

.checkbox-container:hover {
  color: var(--text-primary);
}

.checkbox-container input {
  position: absolute;
  opacity: 0;
  cursor: pointer;
  height: 0;
  width: 0;
}

.checkmark {
  position: relative;
  display: inline-block;
  height: 1.15rem;
  width: 1.15rem;
  background-color: rgba(31, 41, 55, 0.8);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 0.25rem;
  margin-right: 0.75rem;
  margin-top: 0.15rem;
  flex-shrink: 0;
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.checkbox-container:hover input ~ .checkmark {
  border-color: var(--accent-cyan);
  box-shadow: 0 0 8px rgba(6, 182, 212, 0.2);
}

.checkbox-container input:checked ~ .checkmark {
  background-color: var(--accent-cyan);
  border-color: var(--accent-cyan);
  box-shadow: 0 0 12px rgba(6, 182, 212, 0.4);
}

.checkbox-container input:checked ~ .checkmark:after {
  content: "";
  position: absolute;
  display: block;
  left: 0.35rem;
  top: 0.12rem;
  width: 0.35rem;
  height: 0.6rem;
  border: solid #0B0F17;
  border-width: 0 2px 2px 0;
  transform: rotate(45deg);
}

.checkbox-container input:checked ~ .checkbox-text {
  text-decoration: line-through;
  color: var(--text-muted);
}

/* Emerald Checkboxes alternative */
.checkbox-emerald .checkbox-container:hover input ~ .checkmark {
  border-color: var(--accent-emerald);
  box-shadow: 0 0 8px rgba(16, 185, 129, 0.2);
}
.checkbox-emerald .checkbox-container input:checked ~ .checkmark {
  background-color: var(--accent-emerald);
  border-color: var(--accent-emerald);
  box-shadow: 0 0 12px rgba(16, 185, 129, 0.4);
}
.checkbox-emerald .checkbox-container input:checked ~ .checkmark:after {
  border-color: #0B0F17;
}

/* Tab Panels transition */
.tab-panel {
  display: none;
  opacity: 0;
  transform: translateY(10px);
  transition: opacity 0.4s cubic-bezier(0.16, 1, 0.3, 1), transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.tab-panel.active {
  display: block;
  opacity: 1;
  transform: translateY(0);
}

/* Custom Accordion Grid */
.accordion-header {
  cursor: pointer;
  transition: all 0.3s ease;
}
.accordion-header:hover {
  background-color: rgba(255, 255, 255, 0.02);
}
.accordion-content {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s cubic-bezier(0.16, 1, 0.3, 1), padding 0.4s ease;
}
.accordion-item.active .accordion-content {
  max-height: 1000px;
}
.accordion-item.active .accordion-icon {
  transform: rotate(180deg);
}

/* Keyframes & Animations */
@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes slideUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.animate-fade-in {
  animation: fadeIn 0.5s ease-out forwards;
}

.animate-slide-up {
  animation: slideUp 0.6s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

/* Recipe completes */
.recipe-card.consumed {
  border-color: var(--accent-emerald);
}
.recipe-card.consumed::before {
  content: "CONSUMED ✓";
  position: absolute;
  top: 1rem;
  right: 1rem;
  background: var(--accent-emerald);
  color: #0B0F17;
  font-size: 0.65rem;
  font-weight: 800;
  padding: 0.25rem 0.5rem;
  border-radius: 9999px;
  letter-spacing: 0.05em;
  box-shadow: 0 0 10px rgba(16, 185, 129, 0.3);
  z-index: 10;
}

/* Water glass tracker button styling */
.water-cup-btn {
  transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}
.water-cup-btn:hover {
  transform: translateY(-4px) scale(1.05);
}
.water-cup-btn.active {
  color: var(--accent-cyan);
  filter: drop-shadow(0 0 8px rgba(6, 182, 212, 0.5));
}

/* NeuroScore SVG Radial Progress Animation */
.score-circle {
  transition: stroke-dashoffset 0.5s ease-in-out;
  transform: rotate(-90deg);
  transform-origin: 50% 50%;
}

/* Timer Circle Stroke animation */
.timer-circle {
  transition: stroke-dashoffset 0.3s linear;
  transform: rotate(-90deg);
  transform-origin: 50% 50%;
}

/* Micro-feedback button ripple */
.btn-click-effect {
  position: relative;
  overflow: hidden;
}
.btn-click-effect::after {
  content: '';
  position: absolute;
  width: 100%;
  height: 100%;
  top: 0;
  left: 0;
  background: rgba(255, 255, 255, 0.08);
  opacity: 0;
  transition: opacity 0.3s;
  pointer-events: none;
}
.btn-click-effect:active::after {
  opacity: 1;
  transition: 0s;
}

/* Phase Toggle */
.phase-btn.active {
  background-color: rgba(255, 255, 255, 0.08);
  color: #FFFFFF;
  border-color: rgba(255, 255, 255, 0.15);
}

/* Bottom and side layout styling */
#login-modal {
  backdrop-filter: blur(28px);
  -webkit-backdrop-filter: blur(28px);
}