:root {
  --accent: #3498db;
  --accent-dark: #2980b9;
  --bg-light: #f7f9fb;
  --text-light: #2c3e50;
  --bg-dark: #101317;
  --card-dark: #1a1d22;
  --text-dark: #ecf0f1;
  --border-light: rgba(0, 0, 0, 0.1);
  --border-dark: rgba(255, 255, 255, 0.15);
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', 'Segoe UI', Roboto, Arial, sans-serif;
  background: var(--bg-light);
  color: var(--text-light);
  line-height: 1.7;
  transition: background 0.3s, color 0.3s;
  min-height: 100vh;
}

body.dark-mode {
  background: var(--bg-dark);
  color: var(--text-dark);
}

/* CONTAINER */
.container {
  width: 95%;
  max-width: 1320px;
  margin: 0 auto;
  padding: 20px;
}

/* HEADER */
header {
  background: var(--accent);
  color: white;
  text-align: center;
  padding: 45px 20px;
  position: relative;
  border-radius: 0 0 18px 18px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

header h1 {
  font-size: clamp(1.8rem, 2.2vw, 2.4rem);
  margin-bottom: 10px;
}

header p {
  opacity: 0.9;
  font-size: 1rem;
  margin-bottom: 12px;
}

.base-url {
  background: rgba(255, 255, 255, 0.15);
  padding: 8px 12px;
  border-radius: 8px;
  font-family: monospace;
  display: inline-block;
  word-break: break-all;
}

.theme-btn {
  position: absolute;
  right: 20px;
  top: 20px;
  background: white;
  color: var(--accent);
  border: none;
  padding: 8px 16px;
  border-radius: 25px;
  font-weight: bold;
  cursor: pointer;
  transition: all 0.3s ease;
}

.theme-btn:hover {
  background: var(--accent-dark);
  color: white;
}

/* ENDPOINT CARD */
.endpoint {
  background: white;
  border-radius: 12px;
  margin: 30px auto;
  box-shadow: 0 3px 10px rgba(0, 0, 0, 0.1);
  overflow: hidden;
  transition: transform 0.25s ease;
  max-width: 100%;
}

body.dark-mode .endpoint {
  background: var(--card-dark);
  box-shadow: 0 3px 10px rgba(0, 0, 0, 0.4);
}

.endpoint:hover {
  transform: translateY(-2px);
}

.endpoint-header {
  background: var(--accent);
  color: white;
  padding: 16px 22px;
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.method {
  background: var(--accent-dark);
  padding: 6px 12px;
  border-radius: 5px;
  font-weight: bold;
}

.path {
  font-family: monospace;
  font-size: 1rem;
}

.endpoint-content {
  padding: 24px 28px;
}

/* SECTION */
.section {
  margin-bottom: 25px;
}

.section h3 {
  color: var(--accent);
  margin-bottom: 10px;
  border-bottom: 2px solid rgba(0, 0, 0, 0.05);
  padding-bottom: 5px;
}

body.dark-mode .section h3 {
  border-bottom: 2px solid var(--border-dark);
}

/* CODE BLOCK */
.code {
  background: #2c3e50;
  color: #ecf0f1;
  padding: 14px 16px;
  border-radius: 8px;
  font-family: monospace;
  overflow-x: auto;
  white-space: pre-wrap;
  word-wrap: break-word;
  line-height: 1.5;
  margin: 10px 0;
  font-size: 0.95rem;
}

body.dark-mode .code {
  background: #111;
}

/* FORM */
.test-form {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
  margin-bottom: 10px;
}

.test-form input {
  flex: 1;
  min-width: 170px;
  padding: 10px 14px;
  border-radius: 8px;
  border: 1px solid var(--border-light);
  font-size: 0.95rem;
  transition: all 0.2s;
  background: white;
}

.test-form input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 3px var(--accent);
  outline: none;
}

body.dark-mode .test-form input {
  background: #2a2d33;
  color: var(--text-dark);
  border: 1px solid var(--border-dark);
}

/* BUTTON */
.btn-test {
  background: var(--accent);
  color: white;
  border: none;
  padding: 10px 20px;
  border-radius: 8px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.25s ease;
}

.btn-test:hover {
  background: var(--accent-dark);
  transform: scale(1.03);
}

/* RESULT BOX */
.result-box {
  background: #0d1117;
  color: #00ff88;
  padding: 18px;
  border-radius: 8px;
  font-family: monospace;
  overflow-x: auto;
  white-space: pre-wrap;
  word-wrap: break-word;
  margin-top: 10px;
  font-size: 0.95rem;
  min-height: 120px;
}

body.light-mode .result-box {
  background: #f9f9f9;
  color: #222;
  border: 1px solid #ddd;
}

/* FOOTER */
footer {
  background: var(--accent);
  color: white;
  text-align: center;
  padding: 30px 10px;
  border-radius: 12px;
  margin-top: 60px;
  font-size: 0.95rem;
}

/* RESPONSIVE */
@media (max-width: 1024px) {
  .container {
    width: 94%;
    padding: 18px;
  }

  .endpoint-content {
    padding: 20px;
  }
}

@media (max-width: 768px) {
  header {
    padding: 30px 15px 50px;
  }

  header h1 {
    font-size: 1.6rem;
  }

  .theme-btn {
    position: static;
    margin-top: 15px;
  }

  .endpoint-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
  }

  .endpoint-content {
    padding: 16px;
  }

  .test-form {
    flex-direction: column;
    align-items: stretch;
    gap: 12px;
  }

  .test-form input,
  .btn-test {
    width: 100%;
  }

  .code,
  .result-box {
    font-size: 0.9rem;
    padding: 12px;
  }

  footer {
    margin-top: 40px;
    padding: 20px;
    font-size: 0.9rem;
  }
}

@media (max-width: 480px) {
  header h1 {
    font-size: 1.4rem;
  }

  .endpoint {
    margin: 16px 0;
  }

  .endpoint-content {
    padding: 12px;
  }

  .test-form input {
    min-width: 100%;
  }
}