:root {
  --bg: #f4f6f8;
  --card: #ffffff;
  --border: #d8dee4;
  --text: #1f2933;
  --muted: #6b7280;
  --accent: #6b8fa0;
  --accent-dark: #557786;
  --warning-bg: #fff8e8;
  --warning-border: #efd89f;
  --warning-text: #72520f;
  --radius: 12px;
}

/* =========================
   GLOBAL RESET
========================= */

* {
  box-sizing: border-box;
}

/* =========================
   GLOBAL LAYOUT
========================= */

body {
  overflow-x: hidden;
  margin: 0;
  padding: 48px 24px;
  background-color: var(--bg);
  background-image:
    radial-gradient(circle at top left, rgba(107, 143, 160, 0.08), transparent 28%),
    radial-gradient(circle at bottom right, rgba(85, 119, 134, 0.06), transparent 24%);
  color: var(--text);
  font-family: "Montserrat", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  line-height: 1.5;
}

.container {
  width: 100%;
  max-width: 1120px;
  margin: 0 auto;
  padding-left: 72px;
  padding-right: 72px;
}

/* =========================
   TYPOGRAPHY
========================= */

h1 {
  padding-top: 24px;
  margin: 0 0 12px;
  font-size: 2rem;
  line-height: 1.15;
}

h2 {
  margin: 0 0 16px;
  font-size: 1.35rem;
  line-height: 1.25;
}

h3 {
  margin: 28px 0 12px;
  font-size: 1.05rem;
  line-height: 1.3;
}

p {
  margin-top: 0;
}

.intro {
  color: var(--muted);
  max-width: 760px;
  margin: 0 0 32px;
  font-size: 1.02rem;
}

.muted {
  color: var(--muted);
  font-size: 0.92rem;
}

/* =========================
   CARDS
========================= */

.card,
.tool-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.03);
}

.card {
  margin-bottom: 28px;
}

.tool-card {
  transition:
    transform 0.14s ease,
    box-shadow 0.14s ease,
    border-color 0.14s ease;
}

.tool-card:hover {
  transform: translateY(-2px);
  border-color: rgba(107, 143, 160, 0.35);
  box-shadow: 0 10px 24px rgba(0, 0, 0, 0.08);
}

.tool-card p {
  color: var(--muted);
  margin-bottom: 22px;
}

.tip-card {
  border-color: var(--warning-border);
  background: linear-gradient(180deg, #fffaf0 0%, #ffffff 100%);
}

.tip-label,
.tag {
  display: inline-block;
  margin-bottom: 14px;
  padding: 6px 10px;
  border-radius: 999px;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

.tip-label {
  background: rgba(239, 216, 159, 0.45);
  color: var(--warning-text);
}

.tag {
  background: rgba(107, 143, 160, 0.12);
  color: var(--accent-dark);
}

/* =========================
   BUTTONS AND LINKS
========================= */

button,
.tool-link {
  font: inherit;
  font-weight: 700;
  border-radius: 12px;
  cursor: pointer;
  transition:
    transform 0.12s ease,
    box-shadow 0.12s ease,
    background 0.12s ease;
}

button {
  appearance: none;
  border: none;
  background: var(--accent);
  color: white;
  padding: 14px 22px;
  letter-spacing: 0.01em;
  box-shadow: 0 3px 10px rgba(0, 0, 0, 0.08);
}

button:hover {
  background: var(--accent-dark);
  transform: translateY(-1px);
  box-shadow: 0 6px 14px rgba(0, 0, 0, 0.12);
}

button.secondary {
  background: #eef2f5;
  color: var(--text);
  border: 1px solid rgba(0, 0, 0, 0.06);
}

.tool-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  text-decoration: none;
  background: var(--accent);
  color: white;
  padding: 12px 18px;
}

.tool-link:hover {
  background: var(--accent-dark);
  transform: translateY(-1px);
}

.inline-image-link {
  color: var(--accent-dark);
  font-weight: 700;
  text-decoration: underline;
  cursor: pointer;
}

.inline-image-link:hover {
  color: var(--accent);
}

/* =========================
   FORM ELEMENTS
========================= */

input[type="text"],
select,
textarea,
.rich-editor {
  width: 100%;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 10px 12px;
  font: inherit;
  background: white;
}

textarea {
  min-height: 180px;
  resize: vertical;
}

.field {
  margin-bottom: 16px;
}

.field label {
  display: block;
  margin-bottom: 6px;
  font-weight: 600;
}

.options-row {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  align-items: flex-start;
  margin-top: 16px;
}

.checkbox-label {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  white-space: normal;
  line-height: 1.35;
}

.checkbox-label input {
  margin-top: 0.25em;
  flex-shrink: 0;
}

.validation-error {
  margin-top: 14px;
  padding: 12px 14px;
  background: #fff1f1;
  border: 1px solid #efc7c7;
  color: #9f2f2f;
  border-radius: 10px;
  font-size: 0.94rem;
  display: none;
}

.question-error {
  border-color: #d96b6b !important;
  background: #fff9f9 !important;
}

/* =========================
   RICH TEXT EDITOR
========================= */

.rich-editor {
  min-height: 220px;
  padding: 14px;
  overflow-y: auto;
  line-height: 1.6;
}

.rich-editor:focus {
  outline: 2px solid rgba(107, 143, 160, 0.25);
  border-color: var(--accent);
}

.editor-toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 12px;
  padding: 10px;
  background: #f7f9fb;
  border: 1px solid rgba(0, 0, 0, 0.06);
  border-radius: 10px;
}

.editor-toolbar button {
  user-select: none;
  width: 42px;
  height: 42px;
  padding: 0;
  border-radius: 10px;
  font-size: 0.95rem;
  background: white;
  color: var(--text);
  border: 1px solid rgba(0, 0, 0, 0.08);
  box-shadow: none;
  display: flex;
  align-items: center;
  justify-content: center;
}

.editor-toolbar button:hover {
  background: #eef4f7;
  color: var(--accent-dark);
  transform: none;
  box-shadow: none;
}

/* =========================
   FAQ TOOL
========================= */

.faq-card h2 {
  margin: 0 0 18px;
  font-size: 1.1rem;
}

.faq-controls {
  display: flex;
  gap: 10px;
  margin-top: 20px;
  flex-wrap: wrap;
}

.faq-controls button {
  padding: 10px 14px;
  font-size: 0.88rem;
  border-radius: 10px;
}

.faq-controls .move-btn {
  min-width: 44px;
  padding: 10px 12px;
  font-weight: 700;
}

.faq-controls .delete-faq-btn {
  margin-left: auto;
  background: #fff4f4;
  color: #a94444;
  border: 1px solid rgba(169, 68, 68, 0.15);
}

.faq-controls .delete-faq-btn:hover {
  background: #ffeaea;
  color: #8f2d2d;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-top: 36px;
  margin-bottom: 40px;
  padding: 20px;
  background: rgba(255, 255, 255, 0.65);
  border: 1px solid rgba(0, 0, 0, 0.06);
  border-radius: 14px;
  backdrop-filter: blur(6px);
}

.output {
  min-height: 320px;
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.92rem;
}

/* =========================
   IMAGES AND MODALS
========================= */

.instruction-image {
  display: block;
  width: 100%;
  height: auto;
  margin-top: 20px;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: white;
}

.image-modal {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.72);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  z-index: 9999;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.18s ease;
}

.image-modal.active {
  opacity: 1;
  pointer-events: auto;
}

.image-modal-content {
  position: relative;
  max-width: 1100px;
  width: 100%;
  background: white;
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.35);
}

.image-modal img {
  width: 100%;
  height: auto;
  display: block;
  background: white;
}

.modal-note {
  padding: 20px 24px 4px;
  color: var(--text);
  font-size: 0.95rem;
  line-height: 1.55;
}

.modal-note p:last-child {
  margin-bottom: 0;
}

.modal-note strong {
  color: var(--accent-dark);
}

.close-modal {
  position: absolute;
  top: 12px;
  right: 12px;
  width: 40px;
  height: 40px;
  min-width: 40px;
  min-height: 40px;
  padding: 0;
  margin: 0;
  border-radius: 999px;
  border: 1px solid rgba(0, 0, 0, 0.08);
  background: white;
  color: #222;
  font-size: 0;
  cursor: pointer;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.18);
  display: grid;
  place-items: center;
  transform: none !important;
  transition:
    background 0.12s ease,
    box-shadow 0.12s ease;
  z-index: 2;
}

.close-modal::before {
  content: "×";
  display: block;
  font-size: 1.45rem;
  font-weight: 700;
  line-height: 1;
  transform: translateY(1px);
}

.close-modal:hover {
  background: #f3f5f7;
  color: #111;
  transform: none !important;
  box-shadow: 0 10px 24px rgba(0, 0, 0, 0.22);
}

/* =========================
   HOMEPAGE
========================= */

.home h1 {
  font-size: 2.3rem;
}

.tools-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 24px;
}

.coming-soon {
  opacity: 0.72;
}

.coming-soon .tool-link {
  background: #d7dde2;
  color: #5f6973;
  cursor: default;
  pointer-events: none;
}

/* =========================
   FOOTER
========================= */

.site-footer {
  margin-top: 48px;
  padding: 24px 0 8px;
  color: var(--muted);
  font-size: 0.92rem;
  text-align: center;
}

.site-footer p {
  margin: 0 0 10px;
}

.site-footer a {
  color: var(--accent-dark);
  text-decoration: none;
  font-weight: 600;
}

.site-footer a:hover {
  text-decoration: underline;
}

/* =========================
   RESPONSIVE
========================= */

@media (max-width: 900px) {
  .container {
    max-width: 760px;
    padding-left: 40px;
    padding-right: 40px;
  }
}

@media (max-width: 700px) {
  body {
    padding: 24px 14px;
  }

  .container {
    padding-left: 24px;
    padding-right: 24px;
  }

  .card,
  .tool-card {
    padding: 20px;
  }

  .card {
    margin-bottom: 20px;
  }

  .actions {
    padding: 16px;
    margin-top: 24px;
    margin-bottom: 28px;
  }

  .faq-controls .delete-faq-btn {
    margin-left: 0;
  }
}

@media (max-width: 600px) {
  .tools-grid {
    grid-template-columns: 1fr;
  }
}