/* ============================================================
   Burger Shot Document Generator — lightweight responsive styles
   ============================================================ */

:root {
  --red: #b3202a;
  --red-dark: #8c1820;
  --yellow: #f6c445;
  --cream: #fff8ec;
  --ink: #2b2b2b;
  --muted: #7a7a7a;
  --card-bg: #ffffff;
  --border: #e3d9c8;
  --shadow: 0 6px 16px rgba(43, 43, 43, 0.10);
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: linear-gradient(180deg, #fff4df 0%, var(--cream) 100%) fixed;
  color: var(--ink);
  font-family: "Segoe UI", Arial, Helvetica, sans-serif;
  line-height: 1.45;
}

/* ---------------- Header ---------------- */
.site-header {
  background: linear-gradient(135deg, var(--red) 0%, var(--red-dark) 100%);
  color: #fff;
  padding: 28px 24px 22px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.brand {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  margin: 0 auto 10px;
}

.brand-icon {
  width: 56px;
  height: 56px;
  object-fit: contain;
  filter: drop-shadow(0 2px 3px rgba(0, 0, 0, 0.35));
}

.site-header h1 {
  font-size: 1.9rem;
  margin: 4px 0 6px;
  letter-spacing: 0.5px;
  text-shadow: 0 1px 0 rgba(255, 255, 255, 0.15), 0 2px 2px rgba(0, 0, 0, 0.25);
}

.site-header h1 .accent { color: var(--yellow); }

.tagline {
  margin: 0;
  font-size: 0.98rem;
  opacity: 0.92;
}

/* ---------------- Controls ---------------- */
.controls {
  max-width: 1100px;
  margin: 0 auto;
  padding: 22px 18px;
}

.controls h2 {
  margin: 0 0 4px;
  font-size: 1.25rem;
  color: var(--red);
  border-bottom: 2px solid var(--yellow);
  display: inline-block;
  padding-bottom: 2px;
}

.hint {
  margin: 6px 0 16px;
  color: var(--muted);
  font-size: 0.9rem;
}

.controls-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 14px;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.field > span {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--ink);
  text-transform: none;
}

.field input {
  padding: 11px 12px;
  font-size: 1rem;
  color: var(--ink);
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 8px;
  transition: border-color 0.15s, box-shadow 0.15s;
}

.field input:focus {
  outline: none;
  border-color: var(--red);
  box-shadow: 0 0 0 3px rgba(179, 32, 42, 0.18);
}

/* ---------------- Document grid ---------------- */
.docs {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
  gap: 22px;
  padding: 10px 18px 40px;
  max-width: 1180px;
  margin: 0 auto;
}

.card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 12px;
  box-shadow: var(--shadow);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.card-header {
  background: linear-gradient(90deg, var(--red) 0%, var(--red-dark) 100%);
  color: #fff;
  padding: 12px 16px;
  font-size: 1.06rem;
  font-weight: 700;
  letter-spacing: 0.2px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.card-header::before {
  content: "";
  width: 8px;
  height: 100%;
  background: var(--yellow);
  border-radius: 2px;
  margin-right: 10px;
}

.card-body {
  flex: 1;
  min-height: 260px;
  max-height: 460px;
  overflow-y: auto;
  background: #fbf7ee;
  padding: 16px 18px;
  margin: 0;
  white-space: pre-wrap;
  word-wrap: break-word;
  font-family: "Cascadia Mono", Consolas, "Courier New", ui-monospace, monospace;
  font-size: 0.82rem;
  line-height: 1.45;
  color: var(--ink);
  border-top: 1px dashed var(--border);
}

.card-footer {
  display: flex;
  gap: 10px;
  padding: 12px 16px;
  background: #f4ecdb;
  border-top: 1px solid var(--border);
}

.btn {
  flex: 1;
  padding: 10px 0;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  border: none;
  border-radius: 8px;
  color: #fff;
  background: var(--red);
  transition: background 0.15s, transform 0.1s;
}

.btn:active { transform: translateY(1px); }

.btn:hover { background: var(--red-dark); }

.btn-success {
  background: #2f8f46;
}

/* ---------------- Toast ---------------- */
.toast {
  position: fixed;
  left: 50%;
  bottom: 26px;
  transform: translateX(-50%) translateY(0);
  background: #27471f;
  color: #fff;
  padding: 12px 20px;
  border-radius: 24px;
  font-size: 0.95rem;
  font-weight: 600;
  box-shadow: 0 6px 16px rgba(0, 0, 0, 0.28);
  opacity: 0;
  transition: opacity 0.25s, transform 0.25s;
  pointer-events: none;
  z-index: 50;
}

.toast.show {
  opacity: 1;
  transform: translateX(-50%) translateY(-6px);
}

/* ---------------- Responsive tweaks ---------------- */
@media (max-width: 860px) {
  .docs { grid-template-columns: 1fr; }
  .card-body { max-height: 380px; }
  .site-header h1 { font-size: 1.55rem; }
}

@media (max-width: 520px) {
  .controls-grid { grid-template-columns: 1fr; }
}