/**
 * Reset & Utility Styles
 * Base reset styles and utility classes for the application
 */

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

html {
  font-size: 37.5px; /* Base font size for rem calculation (375px design / 10 = 37.5) */
  -webkit-text-size-adjust: 100%;
  -webkit-tap-highlight-color: transparent;
}

body {
  margin: 0;
  font-family: 'PingFang SC', 'Alibaba PuHuiTi', -apple-system, BlinkMacSystemFont, 'Segoe UI',
               Roboto, 'Helvetica Neue', Arial, sans-serif, 'Apple Color Emoji', 'Segoe UI Emoji';
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  line-height: 1.5;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
  border: 0;
}

button {
  margin: 0;
  padding: 0;
  border: none;
  outline: none;
  background: transparent;
  cursor: pointer;
  font-family: inherit;
  -webkit-tap-highlight-color: transparent;
}

button:active {
  opacity: 0.7;
  transition: opacity 0.15s ease;
}

input {
  margin: 0;
  padding: 0;
  border: 0;
  outline: none;
  background: transparent;
  font-family: inherit;
  -webkit-appearance: none;
  appearance: none;
}

input::placeholder {
  color: rgba(168, 171, 175, 1);
  opacity: 1;
}

/* Remove default focus outline and add custom focus styles */
:focus-visible {
  outline: 2px solid rgba(60, 89, 22, 0.5);
  outline-offset: 2px;
}

/* Utility Classes - Flexbox */
.flex-col {
  display: flex;
  flex-direction: column;
}

.flex-row {
  display: flex;
  flex-direction: row;
}

.justify-start {
  justify-content: flex-start;
}

.justify-center {
  justify-content: center;
}

.justify-end {
  justify-content: flex-end;
}

.justify-between {
  justify-content: space-between;
}

.justify-around {
  justify-content: space-around;
}

.justify-evenly {
  justify-content: space-evenly;
}

.align-start {
  align-items: flex-start;
}

.align-center {
  align-items: center;
}

.align-end {
  align-items: flex-end;
}

/* Utility Classes - Common */
.flex-shrink-0 {
  flex-shrink: 0;
}

.text-center {
  text-align: center;
}

.text-left {
  text-align: left;
}

.text-right {
  text-align: right;
}

/* Screen reader only content */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}