:root {
  --bg: #ffffff;
  --panel: #ffffff;
  --ink: #111111;
  --muted: #737373;
  --accent: #111111;
  --accent-soft: #f5f5f5;
  --line: #e5e5e5;
  --success-bg: #ecfdf5;
  --success-text: #059669;
  --error-bg: #fef2f2;
  --error-text: #dc2626;
  --radius-card: 12px;
  --radius-btn: 8px;
  --radius-input: 8px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: "Outfit", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  color: var(--ink);
  background-color: #f0f0f0; /* Fallback */
  background-image: url('/fato.png');
  background-size: cover;
  background-position: center;
  background-attachment: fixed;
}

.page {
  width: min(1200px, calc(100% - 40px));
  margin: 0 auto;
  padding: 24px 0;
}

.workspace {
  max-width: 640px;
  margin: 0 auto;
}

.upload-card {
  background: transparent;
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
  border: none;
  padding: 40px 0; /* Updated padding for mobile */
  border-radius: 0;
  box-shadow: none;
}

.card-head {
  margin-bottom: 32px;
}

.card-head h2 {
  font-weight: 800;
  font-size: 2.2rem;
  margin: 0;
  letter-spacing: -0.02em;
  color: #111111;
  text-shadow: 0px 2px 10px rgba(255, 255, 255, 0.8), 0px 0px 4px rgba(255, 255, 255, 0.9);
}

.field span,
.selection-box strong {
  font-size: 0.9rem;
  font-weight: 700;
  color: #111111;
  text-shadow: 0px 1px 4px rgba(255, 255, 255, 0.8);
}

.form-grid {
  display: grid;
  gap: 12px;
}

.field {
  display: grid;
  gap: 8px;
}

.field span,
.selection-box strong {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--ink);
}

input {
  width: 100%;
  border: 1px solid rgba(255, 255, 255, 0.4);
  border-radius: var(--radius-input);
  padding: 14px 16px;
  background: rgba(255, 255, 255, 0.15);
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
  color: var(--ink);
  font-size: 0.95rem;
  outline: none;
  transition: border-color 0.15s ease, background 0.15s ease;
  font-family: inherit;
}

input:focus {
  border-color: var(--accent);
  background: rgba(255, 255, 255, 0.8);
}

input::placeholder {
  color: #4a4a4a;
}

.dropzone {
  padding: 20px 16px;
  text-align: center;
  border-radius: var(--radius-btn);
  border: 1px dashed rgba(17, 17, 17, 0.25);
  background: rgba(255, 255, 255, 0.15);
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
  transition: border-color 0.15s ease, background 0.15s ease;
  cursor: pointer;
}

.dropzone:hover {
  border-color: rgba(0, 0, 0, 0.5);
  background: rgba(255, 255, 255, 0.55);
}

.dropzone.has-files {
  border-color: var(--accent);
  background: rgba(255, 255, 255, 0.7);
  border-style: solid;
}

.dropzone-copy {
  margin: 0 0 16px;
  color: #111111;
  font-weight: 500;
  font-size: 0.9rem;
}

.dropzone input::file-selector-button {
  margin: 0 auto;
  display: inline-block;
  border: 1px solid rgba(0, 0, 0, 0.1);
  border-radius: var(--radius-btn);
  padding: 8px 16px;
  font: inherit;
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--ink);
  background: rgba(255, 255, 255, 0.4);
  cursor: pointer;
  transition: background 0.15s ease;
}

.dropzone input::file-selector-button:hover {
  background: rgba(255, 255, 255, 0.95);
}

.selection-box {
  margin-top: 120px;
  border-radius: var(--radius-btn);
  padding: 24px;
  border: 1px solid rgba(255, 255, 255, 0.3);
  background: rgba(255, 255, 255, 0.15);
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
}

.selection-head {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: center;
}

.selection-pill {
  min-height: 28px;
  padding: 0 12px;
  font-size: 0.75rem;
  font-weight: 500;
  background: #f5f5f5;
  border-radius: 999px;
  border: 1px solid var(--line);
  color: var(--muted);
  display: flex;
  align-items: center;
}

.selection-box p {
  margin: 10px 0 0;
  color: var(--muted);
  font-size: 0.9rem;
}

.file-list {
  list-style: none;
  margin: 16px 0 0;
  padding: 0;
  display: grid;
  gap: 8px;
}

.file-list li {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 16px;
  border-radius: var(--radius-btn);
  border: 1px solid rgba(255, 255, 255, 0.3);
  background: rgba(255, 255, 255, 0.3);
}

.file-list li span {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--ink);
}

.file-list li small {
  color: var(--muted);
  font-size: 0.8rem;
}

.action-row {
  margin-top: 24px;
  display: flex;
  justify-content: center;
}

button {
  border: 0;
  border-radius: var(--radius-btn);
  padding: 14px 28px;
  font-weight: 500;
  font-size: 0.95rem;
  color: #ffffff;
  background: var(--accent);
  cursor: pointer;
  transition: opacity 0.15s ease;
  font-family: inherit;
}

button:hover {
  opacity: 0.85;
}

button:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.status-box {
  display: none;
  margin-top: 16px;
  padding: 16px;
  border-radius: var(--radius-btn);
  font-size: 0.95rem;
  border: 1px solid transparent;
}

.status-box.visible {
  display: block;
}

.status-box.success {
  background: var(--success-bg);
  color: var(--success-text);
  border-color: rgba(16, 185, 129, 0.2);
}

.status-box.error {
  background: var(--error-bg);
  color: var(--error-text);
  border-color: rgba(239, 68, 68, 0.2);
}

.status-box ul {
  margin: 8px 0 0;
  padding-left: 20px;
  font-size: 0.85rem;
}

@media (max-width: 640px) {
  .page {
    width: min(100% - 24px, 1200px);
    padding: 8px 0;
  }
  
  .upload-card {
    padding: 16px 0;
  }
}