/* Base styles */
:root {
  --color-bg: #f4f5fb;
  --color-bg-alt: #eef2ff;
  --color-surface: #ffffff;
  --color-surface-alt: #f9fafb;
  --color-border: #e2e8f0;
  --color-primary: #2563eb;
  --color-primary-soft: rgba(37, 99, 235, 0.08);
  --color-primary-strong: #1d4ed8;
  --color-text: #0f172a;
  --color-text-muted: #333333;
  --color-danger: #ef4444;
  --shadow-soft: 0 18px 45px rgba(15, 23, 42, 0.12);
  --radius-lg: 18px;
  --radius-md: 12px;
  --radius-pill: 999px;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: radial-gradient(circle at top left, #e0e7ff, var(--color-bg));
  color: var(--color-text);
  min-height: 100%;
}

body {
  display: flex;
  flex-direction: column;
}

a {
  color: var(--color-primary);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

img {
  max-width: 100%;
  display: block;
}

.container {
  width: 100%;
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 1.25rem;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  backdrop-filter: blur(18px);
  background: linear-gradient(to bottom, rgba(255, 255, 255, 0.96), rgba(255, 255, 255, 0.88));
  border-bottom: 1px solid rgba(226, 232, 240, 0.9);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-size: 0.95rem;
  color: var(--color-text);
}

.logo span {
  color: var(--color-primary);
}

.main-nav {
  position: relative;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 1rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-links a {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  padding: 0.35rem 0.75rem;
  border-radius: 999px;
  border: 1px solid transparent;
}

.nav-links a:hover {
  border-color: rgba(148, 163, 184, 0.7);
  background: rgba(239, 246, 255, 0.9);
  text-decoration: none;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 4px;
  background: transparent;
  border: 0;
  cursor: pointer;
  padding: 0.4rem;
}

.nav-toggle span {
  width: 20px;
  height: 2px;
  background: var(--color-text);
  border-radius: 999px;
}

.theme-toggle {
  display: none;
}

.hero {
  padding: 3.25rem 0 2.5rem;
}

.hero-inner {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr);
  gap: 2.5rem;
  align-items: center;
}

.hero h1 {
  font-size: clamp(2.4rem, 3.4vw, 3rem);
  letter-spacing: -0.04em;
  margin-bottom: 0.75rem;
}

.hero p {
  color: var(--color-text-muted);
  margin-bottom: 1.25rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 1rem;
}

.hero-bullets {
  list-style: none;
  padding: 0;
  margin: 0;
  color: var(--color-text-muted);
  font-size: 0.9rem;
}

.hero-bullets li + li {
  margin-top: 0.25rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.6rem 1.25rem;
  border-radius: var(--radius-pill);
  border: 1px solid transparent;
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  transition: transform 0.12s ease, box-shadow 0.12s ease, background 0.12s ease, border-color 0.12s ease;
}

.btn.primary {
  background: linear-gradient(135deg, var(--color-primary-strong), var(--color-primary));
  color: #eff6ff;
  box-shadow: 0 16px 35px rgba(37, 99, 235, 0.45);
}

.btn.secondary {
  background: #ffffff;
  border-color: rgba(148, 163, 184, 0.7);
  color: var(--color-primary-strong);
}

.btn:hover {
  transform: translateY(-1px) scale(1.01);
  box-shadow: 0 18px 40px rgba(15, 23, 42, 0.55);
  text-decoration: none;
}

.btn:active {
  transform: translateY(0);
  box-shadow: none;
}

.preview-card {
  background: radial-gradient(circle at top left, rgba(191, 219, 254, 0.6), rgba(255, 255, 255, 0.95));
  border-radius: 26px;
  padding: 1.25rem;
  border: 1px solid rgba(191, 219, 254, 0.9);
  box-shadow: var(--shadow-soft);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.85rem;
}

.preview-before,
.preview-after {
  background: #ffffff;
  border-radius: 18px;
  padding: 0.7rem;
}

.preview-before span,
.preview-after span {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--color-text-muted);
}

.preview-box {
  margin-top: 0.5rem;
  border-radius: 14px;
  border: 1px solid rgba(191, 219, 254, 0.8);
  background-image: linear-gradient(135deg, #e5edff, #dbeafe);
  height: 120px;
}

.preview-before small,
.preview-after small {
  display: block;
  margin-top: 0.4rem;
  font-size: 0.7rem;
  color: var(--color-text-muted);
}

.tools-grid-section {
  padding: 1.5rem 0 2.25rem;
}

.tools-grid-section h2 {
  font-size: 2.5rem;
  margin-bottom: 0.5rem;
}

.section-intro {
  color: var(--color-text-muted);
  max-width: 620px;
  margin-bottom: 1.25rem;
}

.tools-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.6rem;
}

.tool-card {
  border-radius: var(--radius-lg);
  padding: 1.2rem 1.3rem;
  background: radial-gradient(circle at top left, rgba(191, 219, 254, 0.55), #ffffff);
  border: 1px solid rgba(191, 219, 254, 0.9);
  box-shadow: 0 18px 40px rgba(15, 23, 42, 0.12);
  color: var(--color-text);
  text-decoration: none;
  transform-origin: center;
  display: flex;
  gap: 0.9rem;
  align-items: flex-start;
}

.tool-card h3 {
  margin: 0 0 0.35rem;
  font-size: 1.02rem;
}

.tool-card p {
  margin: 0;
  color: var(--color-text-muted);
  font-size: 0.88rem;
}

.tool-card-icon {
  flex: 0 0 40px;
  width: 40px;
  height: 40px;
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.8rem;
  font-weight: 700;
  color: #0f172a;
}

.tool-card-icon--blue {
  background: #dbeafe;
}

.tool-card-icon--green {
  background: #dcfce7;
}

.tool-card-icon--orange {
  background: #ffedd5;
}

.tool-card-icon--purple {
  background: #ede9fe;
}

.tool-card-icon--teal {
  background: #ccfbf1;
}

.tool-card-body {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
}

.tool-card-link {
  margin-top: 0.15rem;
  font-size: 0.8rem;
  color: var(--color-primary-strong);
}

.seo-copy {
  padding: 0 0 2.3rem;
}

.seo-copy p {
  color: var(--color-text-muted);
  line-height: 1.6;
}

.seo-copy p + p {
  margin-top: 0.9rem;
}

.faq-section {
  padding: 0 0 2.5rem;
}

.faq-item + .faq-item {
  margin-top: 0.85rem;
}

.faq-item h3 {
  margin: 0 0 0.2rem;
  font-size: 0.98rem;
}

.faq-item p {
  margin: 0;
  color: var(--color-text-muted);
  font-size: 0.9rem;
}

.site-footer {
  border-top: 1px solid rgba(226, 232, 240, 0.9);
  padding: 1.2rem 0 1.6rem;
  margin-top: auto;
  background: radial-gradient(circle at top, #ffffff, #eef2ff);
}

.footer-inner {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  align-items: center;
  text-align: center;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  justify-content: center;
}

.footer-links a {
  font-size: 0.82rem;
  color: var(--color-text-muted);
}

.footer-copy {
  font-size: 0.8rem;
  color: var(--color-text-muted);
  margin: 0;
}

.ad-slot {
  min-height: 60px;
  border-radius: 12px;
  border: 1px dashed rgba(148, 163, 184, 0.7);
  margin: 0.8rem auto;
  max-width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.7rem;
  color: var(--color-text-muted);
}

/* Hide header ad placeholder to remove extra band under navigation */
.ad-slot-header {
  display: none;
}

.cookie-banner {
  position: fixed;
  left: 50%;
  transform: translateX(-50%);
  bottom: 1.2rem;
  width: min(640px, calc(100% - 2.5rem));
  background: radial-gradient(circle at top left, rgba(219, 234, 254, 0.9), #ffffff);
  border-radius: 999px;
  border: 1px solid rgba(191, 219, 254, 0.9);
  box-shadow: 0 22px 55px rgba(15, 23, 42, 0.12);
  padding: 0.6rem 0.9rem 0.6rem 1.25rem;
  display: flex;
  align-items: center;
  gap: 0.8rem;
  z-index: 50;
  font-size: 0.8rem;
}

.cookie-banner p {
  margin: 0;
  color: var(--color-text-muted);
}

.cookie-banner .btn {
  padding-inline: 1.1rem;
}

.cookie-banner.hidden {
  display: none;
}

/* Generic tool layout */
.tool-page {
  padding: 2.1rem 0 2.3rem;
}

.breadcrumbs {
  font-size: 0.8rem;
  color: var(--color-text-muted);
  margin-bottom: 0.5rem;
}

.breadcrumbs a {
  color: var(--color-text-muted);
}

.tool-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(0, 1.1fr);
  gap: 2rem;
  align-items: flex-start;
}

.tool-panel {
  background: radial-gradient(circle at top left, rgba(219, 234, 254, 0.8), #ffffff);
  border-radius: 20px;
  border: 1px solid rgba(191, 219, 254, 0.9);
  padding: 1.1rem 1.25rem 1.25rem;
  box-shadow: var(--shadow-soft);
}

.tool-panel h1 {
  margin-top: 0;
  margin-bottom: 0.4rem;
  font-size: 1.4rem;
}

.tool-panel p.lead {
  margin-top: 0;
  margin-bottom: 1rem;
  color: var(--color-text-muted);
  font-size: 0.9rem;
}

.dropzone {
  border-radius: 18px;
  border: 1.5px dashed rgba(148, 163, 184, 0.9);
  padding: 1rem;
  text-align: center;
  background: rgba(239, 246, 255, 0.8);
  cursor: pointer;
  margin-bottom: 0.9rem;
}

.dropzone.dragover {
  border-color: var(--color-primary);
  background: #ffffff;
}

.dropzone p {
  margin: 0.25rem 0 0;
  color: var(--color-text-muted);
  font-size: 0.85rem;
}

.dropzone span {
  font-size: 0.9rem;
}

.field-group {
  margin-bottom: 0.75rem;
}

.field-group label {
  display: block;
  font-size: 0.8rem;
  margin-bottom: 0.2rem;
  color: var(--color-text-muted);
}

.field-inline {
  display: flex;
  gap: 0.6rem;
}

input[type="number"],
input[type="text"],
input[type="email"],
select {
  width: 100%;
  border-radius: 999px;
  border: 1px solid rgba(148, 163, 184, 0.7);
  background: #ffffff;
  color: var(--color-text);
  padding: 0.45rem 0.8rem;
  font-size: 0.86rem;
}

textarea {
  width: 100%;
  min-height: 120px;
  border-radius: 16px;
  border: 1px solid rgba(148, 163, 184, 0.7);
  background: #ffffff;
  color: var(--color-text);
  padding: 0.55rem 0.8rem;
  font-size: 0.86rem;
  resize: vertical;
}

input::placeholder,
textarea::placeholder {
  color: rgba(148, 163, 184, 0.8);
}

input:focus,
textarea:focus,
select:focus {
  outline: 2px solid var(--color-primary);
  outline-offset: 1px;
}

.slider-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.6rem;
}

input[type="range"] {
  flex: 1;
}

.checkbox-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
  font-size: 0.8rem;
  color: var(--color-text-muted);
}

.checkbox-row label {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  margin-bottom: 0;
}

.actions-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 0.6rem;
}

.actions-row .btn {
  flex: 1 1 140px;
}

.tool-preview {
  background: #ffffff;
  border-radius: 18px;
  border: 1px solid rgba(226, 232, 240, 0.9);
  padding: 0.8rem;
}

.preview-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem;
}

.preview-col h3 {
  margin-top: 0;
  margin-bottom: 0.25rem;
  font-size: 0.9rem;
}

.preview-meta {
  font-size: 0.75rem;
  color: var(--color-text-muted);
  margin-top: 0.25rem;
}

.preview-image-wrapper {
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid rgba(226, 232, 240, 0.9);
  background: radial-gradient(circle at top, #eff6ff, #ffffff);
  max-height: 260px;
}

.preview-image-wrapper img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.batch-list {
  margin-top: 0.6rem;
  border-top: 1px dashed rgba(148, 163, 184, 0.6);
  padding-top: 0.5rem;
  max-height: 180px;
  overflow: auto;
}

.batch-item {
  display: flex;
  justify-content: space-between;
  font-size: 0.8rem;
  color: var(--color-text-muted);
}

.batch-item + .batch-item {
  margin-top: 0.25rem;
}

.badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.15rem 0.55rem;
  border-radius: 999px;
  font-size: 0.7rem;
  border: 1px solid rgba(148, 163, 184, 0.7);
  color: var(--color-text-muted);
}

.side-copy {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  line-height: 1.6;
}

.side-copy h2 {
  font-size: 2.5rem;
  margin-top: 0;
}

.side-copy h3 {
  font-size: 0.9rem;
  margin-bottom: 0.3rem;
}

.side-copy p {
  margin-top: 0;
  margin-bottom: 0.6rem;
}

.side-copy ul {
  padding-left: 1rem;
  margin-top: 0;
  margin-bottom: 0.75rem;
}

.side-copy li {
  margin-bottom: 0.25rem;
}

.side-copy .related-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
}

.side-copy .related-links a {
  font-size: 0.8rem;
  padding: 0.2rem 0.6rem;
  border-radius: 999px;
  border: 1px solid rgba(191, 219, 254, 0.9);
  background: #eff6ff;
  color: var(--color-primary-strong);
}

.tool-faq {
  margin-top: 1.5rem;
}

.tool-faq h2 {
  font-size: 2.5rem;
  margin-bottom: 0.5rem;
}

.tool-faq .faq-item + .faq-item {
  margin-top: 0.6rem;
}

.status-text {
  font-size: 0.8rem;
  color: var(--color-text-muted);
  margin-top: 0.25rem;
}

.status-text.error {
  color: var(--color-danger);
}

.form-status {
  font-size: 0.8rem;
  margin-top: 0.4rem;
}

.form-status.success {
  color: #4ade80;
}

.form-status.error {
  color: var(--color-danger);
}

.info-page {
  padding: 2rem 0 2.5rem;
}

.info-page h1 {
  font-size: 1.4rem;
  margin-bottom: 0.4rem;
}

.info-page h2 {
  font-size: 2.5rem;
  margin-top: 1.1rem;
}

.info-page p,
.info-page li {
  color: var(--color-text-muted);
  font-size: 0.9rem;
  line-height: 1.6;
}

.info-page ul {
  padding-left: 1rem;
}