:root {
  --primary-color: #ff6b6b;
  --secondary-color: #4ecdc4;
  --dark-color: #2d3436;
  --light-color: #f7f9f9;
  --accent-color: #feca57;
  --shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
  --border-radius: 16px;
  --font-title: 'Black Han Sans', sans-serif;
  --font-base: 'Noto Sans KR', sans-serif;

  /* Theme variables (Light Default) */
  --bg-color: #f7f9f9;
  --header-bg: #ffffff;
  --card-bg: #ffffff;
  --text-main: #2d3436;
  --text-sub: #636e72;
  --card-shadow: rgba(0, 0, 0, 0.1);
}

body.dark-mode {
  --bg-color: #121212;
  --header-bg: #1e1e1e;
  --card-bg: #1e1e1e;
  --text-main: #e0e0e0;
  --text-sub: #b0b0b0;
  --card-shadow: rgba(0, 0, 0, 0.5);
  --shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
}

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

body {
  font-family: var(--font-base);
  background-color: var(--bg-color);
  color: var(--text-main);
  height: 100vh;
  display: flex;
  flex-direction: column;
  transition: background-color 0.3s, color 0.3s;
}

header {
  padding: 1rem 2rem;
  background-color: var(--header-bg);
  box-shadow: 0 2px 10px rgba(0,0,0,0.05);
  z-index: 10;
  text-align: center;
  position: relative;
}

.settings-bar {
  position: absolute;
  top: 1rem;
  right: 1.5rem;
  display: flex;
  align-items: center;
  gap: 1rem;
}

#theme-toggle {
  background: var(--card-bg);
  border: 1px solid var(--text-sub);
  color: var(--text-main);
  font-size: 0.85rem;
  font-weight: bold;
  cursor: pointer;
  padding: 5px 12px;
  border-radius: 20px;
  transition: all 0.2s;
}

#theme-toggle:hover {
  background: var(--primary-color);
  color: white;
  border-color: var(--primary-color);
}

#lang-select {
  padding: 5px 10px;
  border-radius: 5px;
  border: 1px solid #ddd;
  background: var(--card-bg);
  color: var(--text-main);
  font-size: 0.85rem;
  cursor: pointer;
}

header h1 {
  font-family: var(--font-title);
  font-size: 1.8rem;
  color: var(--primary-color);
  margin-bottom: 0.2rem;
}

header p {
  font-size: 0.9rem;
  color: var(--text-sub);
}

main {
  flex: 1;
  padding: 2rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-start;
  gap: 2rem;
  overflow-y: auto;
}

#map-container {
  width: 100%;
  max-width: 800px;
  height: 450px;
  flex-shrink: 0;
  position: relative;
  border-radius: var(--border-radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  border: 4px solid var(--header-bg);
}

#comment-section {
  width: 100%;
  max-width: 800px;
  background: var(--card-bg);
  padding: 2rem;
  border-radius: var(--border-radius);
  box-shadow: var(--shadow);
  margin-bottom: 2rem;
}

#map {
  width: 100%;
  height: 100%;
}

#controls {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 5;
  width: 90%;
  max-width: 400px;
}

#recommend-btn {
  width: 100%;
  padding: 1.2rem;
  border: none;
  border-radius: 50px;
  background-color: var(--primary-color);
  color: white;
  font-family: var(--font-title);
  font-size: 1.2rem;
  cursor: pointer;
  box-shadow: 0 8px 25px rgba(255, 107, 107, 0.4);
  transition: transform 0.2s cubic-bezier(0.175, 0.885, 0.32, 1.275), background-color 0.2s;
}

#recommend-btn:hover {
  background-color: #ee5253;
  transform: scale(1.1);
}

#recommend-btn:active {
  transform: scale(0.95);
}

#result-panel {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0,0,0,0.6);
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 20;
  backdrop-filter: blur(4px);
  transition: opacity 0.3s;
}

.result-card {
  background: var(--card-bg);
  color: var(--text-main);
  padding: 2.5rem;
  border-radius: var(--border-radius);
  width: 90%;
  max-width: 450px;
  text-align: center;
  box-shadow: 0 20px 50px var(--card-shadow);
  animation: slideUp 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
  position: relative;
}

.exit-btn {
  position: absolute;
  top: 1rem;
  right: 1.2rem;
  background: none;
  border: none;
  font-size: 2rem;
  line-height: 1;
  color: var(--text-sub);
  cursor: pointer;
  padding: 0.5rem;
  transition: color 0.2s, transform 0.2s;
}

.exit-btn:hover {
  color: var(--primary-color);
  transform: scale(1.1);
}

@keyframes slideUp {
  from { transform: translateY(50px); opacity: 0; }
  to { transform: translateY(0); opacity: 1; }
}

.result-card h2 {
  font-family: var(--font-title);
  margin-bottom: 0.5rem;
}

#place-address {
  color: var(--text-sub);
  font-size: 0.95rem;
  margin-bottom: 1.5rem;
}

.place-info {
  display: flex;
  justify-content: center;
  gap: 1.5rem;
  margin-bottom: 2rem;
}

.place-info span {
  font-weight: bold;
  padding: 0.5rem 1rem;
  border-radius: 30px;
  background: rgba(128, 128, 128, 0.1);
  font-size: 0.9rem;
}

#close-result {
  padding: 0.8rem 2rem;
  border: 2px solid var(--primary-color);
  border-radius: 30px;
  background: transparent;
  color: var(--primary-color);
  font-weight: bold;
  cursor: pointer;
  transition: all 0.2s;
}

#close-result:hover {
  background: var(--primary-color);
  color: white;
}

.hidden {
  display: none !important;
  opacity: 0;
  pointer-events: none;
}

/* Loader Styles */
#loader {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: var(--bg-color);
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  z-index: 30;
  opacity: 0.9;
}

.spinner {
  width: 50px;
  height: 50px;
  border: 5px solid #f3f3f3;
  border-top: 5px solid var(--primary-color);
  border-radius: 50%;
  animation: spin 1s linear infinite;
  margin-bottom: 1rem;
}

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

@media (max-width: 600px) {
  .settings-bar {
    position: static;
    justify-content: center;
    margin-bottom: 1rem;
  }
  header { padding: 1rem; }
  header h1 { font-size: 1.4rem; }
  .result-card { padding: 1.5rem; }
}