/* --- CSS VARIABLES (THEME) --- */
:root {
  --bg-color: #121212;
  --surface-color: #1e1e1e;
  --surface-color-light: #2a2a2a;
  --text-color: #e0e0e0;
  --text-muted: #888;
  --accent-color: #00aaff;
  --accent-glow: rgba(0, 170, 255, 0.4);
  --border-color: #333;
  --error-color: #ff4444;
}

/* --- GLOBAL STYLES --- */
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica,
    Arial, sans-serif;
  background-color: var(--bg-color);
  color: var(--text-color);
  display: grid;
  place-items: center;
  min-height: 90vh;
  margin: 0;
  /* Subtle tech-grid background */
  background-image: linear-gradient(
      rgba(255, 255, 255, 0.03) 1px,
      transparent 1px
    ),
    linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
  background-size: 30px 30px;
}

h1,
h2 {
  color: #fff;
  text-align: center;
  font-weight: 600;
  letter-spacing: 0.5px;
  margin-top: 0;
}

p {
  color: var(--text-muted);
  text-align: center;
  line-height: 1.5;
}

a {
  color: var(--accent-color);
  text-decoration: none;
  font-weight: 500;
  transition: all 0.2s ease;
}
a:hover {
  text-decoration: underline;
  filter: brightness(1.2);
}

/* --- MAIN CONTAINER (Used on Login & Batch) --- */
.login-form {
  background: var(--surface-color);
  border: 1px solid var(--border-color);
  padding: 30px 35px;
  border-radius: 12px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3), 0 0 15px var(--accent-glow);
  width: 90%;
  max-width: 500px; /* Default for login */
  box-sizing: border-box;
  transition: all 0.3s ease;
}

/* --- FORM ELEMENTS (Inputs, Labels, Buttons) --- */
.login-form div {
  margin-bottom: 20px;
}

.login-form label {
  display: block;
  margin-bottom: 8px;
  font-weight: 500;
  color: var(--text-muted);
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.login-form input[type="text"],
.login-form input[type="password"] {
  width: 100%;
  padding: 12px;
  box-sizing: border-box;
  background-color: var(--bg-color);
  border: 1px solid var(--border-color);
  border-radius: 6px;
  color: var(--text-color);
  font-size: 1rem;
  transition: all 0.2s ease;
}

.login-form input[type="text"]:focus,
.login-form input[type="password"]:focus {
  outline: none;
  border-color: var(--accent-color);
  box-shadow: 0 0 10px var(--accent-glow);
}

button[type="submit"] {
  width: 100%;
  padding: 12px;
  background-color: var(--accent-color);
  border: none;
  border-radius: 6px;
  color: #fff;
  font-size: 1.1rem;
  font-weight: bold;
  cursor: pointer;
  transition: all 0.2s ease;
}

button[type="submit"]:hover,
button[type="submit"]:focus {
  opacity: 0.9;
  box-shadow: 0 0 15px var(--accent-glow);
  transform: translateY(-2px);
}

#error-message {
  color: var(--error-color);
  text-align: center;
  margin-top: 15px;
  font-weight: 500;
}

/* --- BATCH CONVERTER PAGE STYLES --- */

/* Logout Link */
a[href="/logout"] {
  float: right;
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.9rem;
}
a[href="/logout"]:hover {
  color: var(--accent-color);
}

/* Crop Options */
.options {
  margin: 20px 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--surface-color-light);
  padding: 15px;
  border-radius: 8px;
  border: 1px solid var(--border-color);
}
.options label {
  color: var(--text-muted);
  margin: 0 10px 0 0;
  font-weight: 500;
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* Custom Checkbox */
input[type="checkbox"] {
  appearance: none;
  width: 1.3em;
  height: 1.3em;
  border: 2px solid var(--accent-color);
  border-radius: 4px;
  cursor: pointer;
  position: relative;
  transition: all 0.2s;
  flex-shrink: 0; /* Prevents shrinking */
}
input[type="checkbox"]:checked {
  background-color: var(--accent-color);
  box-shadow: 0 0 10px var(--accent-glow);
}
input[type="checkbox"]:checked::before {
  content: "✔";
  position: absolute;
  top: -1px;
  left: 2px;
  color: #fff;
  font-size: 1em;
  font-weight: bold;
}

/* Drop Zone */
#drop-zone {
  border: 3px dashed var(--border-color);
  border-radius: 12px;
  padding: 60px 30px;
  text-align: center;
  color: var(--text-muted);
  transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
  font-size: 1.2rem;
  font-weight: 500;
  background-color: var(--surface-color-light);
}
#drop-zone.drag-over {
  background-color: var(--accent-glow);
  border-color: var(--accent-color);
  border-style: solid;
  color: #fff;
  transform: scale(1.03);
  box-shadow: 0 0 20px var(--accent-glow);
}

/* Loading Indicator */
#loading-indicator {
  display: none;
  margin: 20px 0;
  text-align: center;
}
#loading-indicator p {
  font-size: 1.1rem;
  color: var(--text-color);
}
.spinner {
  border: 4px solid var(--border-color);
  border-top: 4px solid var(--accent-color);
  border-radius: 50%;
  width: 40px;
  height: 40px;
  animation: spin 1s linear infinite;
  margin: 15px auto 0;
}
@keyframes spin {
  0% {
    transform: rotate(0deg);
  }
  100% {
    transform: rotate(360deg);
  }
}

/* Results Grid */
#results-container {
  margin-top: 30px;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 20px;
}
.result-item {
  background: var(--surface-color-light);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 10px;
  text-align: center;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
  transition: all 0.2s ease;
  overflow: hidden; /* To contain the image */
}
.result-item:hover {
  transform: translateY(-5px);
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3), 0 0 10px var(--accent-glow);
  border-color: var(--accent-color);
}
.result-item img {
  width: 100%;
  height: 120px;
  object-fit: cover;
  border-radius: 4px;
  border: 1px solid var(--border-color);
}
.result-item a {
  font-size: 0.9rem;
  word-break: break-all;
  color: var(--accent-color);
  text-decoration: none;
  font-weight: 500;
  margin-top: 10px;
  display: inline-block;
}
.result-item a:hover {
  text-decoration: underline;
}

/* --- ADDED FOR DOWNLOAD ALL BUTTON --- */
.button-style {
  display: inline-block; /* Make <a> tag behave like a button */
  padding: 12px 25px;
  background-color: var(--accent-color);
  border: none;
  border-radius: 6px;
  color: #fff !important; /* !important to override default link color */
  font-size: 1.1rem;
  font-weight: bold;
  cursor: pointer;
  text-decoration: none !important; /* !important to override default link underline */
  transition: all 0.2s ease;
}

.button-style:hover,
.button-style:focus {
  opacity: 0.9;
  box-shadow: 0 0 15px var(--accent-glow);
  transform: translateY(-2px);
  text-decoration: none !important;
}

.select-style {
  padding: 12px;
  box-sizing: border-box;
  background-color: var(--bg-color);
  border: 1px solid var(--border-color);
  border-radius: 6px;
  color: var(--text-color);
  font-size: 1rem;
  font-family: inherit; /* Make it use the body font */
  transition: all 0.2s ease;
  cursor: pointer;
  flex-grow: 1; /* Make it fill the space */
}

.select-style:focus {
  outline: none;
  border-color: var(--accent-color);
  box-shadow: 0 0 10px var(--accent-glow);
}

/* --- Password Toggle Icon Styles --- */
.password-wrapper {
  position: relative;
}

/* This overrides the original 'padding: 12px' to make room for the icon */
.login-form input[type="password"],
.login-form input[type="text"] {
  padding: 12px 45px 12px 12px;
}

.toggle-password {
  position: absolute;
  right: 0;
  top: 0;
  height: 100%;
  width: 45px;
  display: grid;
  place-items: center;
  cursor: pointer;
  color: var(--text-muted);
  transition: color 0.2s ease;
}

.toggle-password:hover {
  color: var(--accent-color);
}

.toggle-password svg {
  width: 20px;
  height: 20px;
}