/* "STUDY HARD" Palette Stylesheet — PESU WiFi
   Primary: #675647 | Accent Amber: #E3BD90 | Neutral Sand: #DFD3B5
   Neutral Stone: #C0BDBC | Accent Olive: #6C6E36 | Dark Text: #3B3B3B
*/

@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@400;500;600;700;800&display=swap');

:root {
  --bg: #FAF7F2;
  --surface: #F2EDE4;
  --surface-border: #DFD3B5;
  --text: #3B3B3B;
  --text-muted: #675647;
  --brand-title: #675647;
  --badge-bg: #E3BD90;
  --badge-border: #D1A774;
  --badge-text: #2E251E;
  --btn-primary-bg: #6C6E36;
  --btn-primary-hover: #585A2A;
  --btn-primary-text: #FFFFFF;
  --btn-primary-shadow: 0 4px 14px rgba(108, 110, 54, 0.3);
  --btn-secondary-bg: #EFE8DA;
  --btn-secondary-border: #DFD3B5;
  --btn-secondary-text: #675647;
  --btn-secondary-hover: #DFD3B5;
  --footer-text: #675647;
  --footer-border: #DFD3B5;
  --shadow-card: 0 10px 30px rgba(103, 86, 71, 0.08);
  --shadow-mockup: drop-shadow(0 20px 30px rgba(103, 86, 71, 0.22));
  --notice-bg: #FFF8EE;
  --notice-border: #E3BD90;
  --notice-title: #7A531A;
  --notice-shadow: 0 10px 24px rgba(227, 189, 144, 0.25);
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #1B1714;
    --surface: #26201B;
    --surface-border: #3D352E;
    --text: #F2EDE4;
    --text-muted: #DFD3B5;
    --brand-title: #E3BD90;
    --badge-bg: #2E2721;
    --badge-border: #675647;
    --badge-text: #E3BD90;
    --btn-primary-bg: #6C6E36;
    --btn-primary-hover: #7E8140;
    --btn-primary-text: #FFFFFF;
    --btn-primary-shadow: 0 4px 18px rgba(108, 110, 54, 0.45);
    --btn-secondary-bg: #29231E;
    --btn-secondary-border: #4D4238;
    --btn-secondary-text: #DFD3B5;
    --btn-secondary-hover: #38302A;
    --footer-text: #C0BDBC;
    --footer-border: #38302A;
    --shadow-card: 0 14px 35px rgba(0, 0, 0, 0.45);
    --shadow-mockup: drop-shadow(0 25px 40px rgba(0, 0, 0, 0.65));
    --notice-bg: #2E251E;
    --notice-border: #A37C4C;
    --notice-title: #E3BD90;
    --notice-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
  }
}

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background-color: var(--bg);
  color: var(--text);
  min-height: 100vh;
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-start;
  padding: 2.5rem 1.5rem;
  line-height: 1.55;
  letter-spacing: -0.01em;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Common Layouts */
.container {
  width: 100%;
  max-width: 960px;
  margin: auto;
}

.guide-container {
  width: 100%;
  max-width: 900px;
  margin: 0 auto;
}

.hero-layout {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  align-items: center;
  gap: 3.5rem;
}

/* Navigation Bar (Instructions & Report Pages) */
.nav-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 2.5rem;
  padding-bottom: 1.25rem;
  border-bottom: 1px solid var(--surface-border);
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  text-decoration: none;
  color: var(--brand-title);
  font-weight: 800;
  font-size: 1.35rem;
  letter-spacing: -0.02em;
}

.nav-brand img {
  width: 38px;
  height: 38px;
  border-radius: 10px;
  box-shadow: 0 4px 10px rgba(103, 86, 71, 0.15);
}

.nav-links {
  display: flex;
  gap: 0.65rem;
  align-items: center;
  flex-wrap: wrap;
}

.nav-back-link {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.92rem;
  font-weight: 600;
  padding: 0.5rem 1rem;
  border-radius: 10px;
  background: var(--surface);
  border: 1px solid var(--surface-border);
  transition: all 0.18s ease;
}

.nav-back-link:hover {
  background: var(--btn-secondary-hover);
  color: var(--text);
  transform: translateY(-1px);
}

/* Top-Right GitHub Button (Homepage) */
.top-github-btn {
  position: fixed;
  top: 1.5rem;
  right: 1.5rem;
  padding: 0.75rem 1.15rem;
  border-radius: 14px;
  z-index: 999;
}

/* Header & Typography */
.brand {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  margin-bottom: 1.5rem;
}

.brand-icon {
  width: 58px;
  height: 58px;
  border-radius: 16px;
  flex-shrink: 0;
  box-shadow: 0 6px 16px rgba(103, 86, 71, 0.22);
}

.brand-title {
  font-size: 2.4rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.1;
  color: var(--brand-title);
}

.badge {
  display: inline-flex;
  align-items: center;
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--badge-text);
  background-color: var(--badge-bg);
  border: 1px solid var(--badge-border);
  padding: 0.2rem 0.65rem;
  border-radius: 999px;
  letter-spacing: 0.03em;
  text-transform: uppercase;
}

.description {
  font-size: 1.1rem;
  color: var(--text-muted);
  line-height: 1.65;
  margin-bottom: 2rem;
  max-width: 500px;
}

.guide-header {
  margin-bottom: 2.5rem;
}

.guide-header h1 {
  font-size: 2.3rem;
  font-weight: 800;
  color: var(--brand-title);
  letter-spacing: -0.025em;
  line-height: 1.2;
  margin-bottom: 0.85rem;
}

.guide-header p {
  font-size: 1.1rem;
  color: var(--text-muted);
  line-height: 1.6;
  max-width: 720px;
}

/* Inline Code Chips */
code {
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 0.85em;
  background: rgba(103, 86, 71, 0.09);
  color: var(--brand-title);
  padding: 0.18rem 0.42rem;
  border-radius: 6px;
  word-break: break-word;
  overflow-wrap: break-word;
}

[data-theme="dark"] code {
  background: rgba(227, 189, 144, 0.12);
  color: var(--brand-title);
}

/* Callout Banner (Homepage AP switching reminder) */
.callout-banner {
  background: rgba(108, 110, 54, 0.09);
  border: 1px solid rgba(108, 110, 54, 0.22);
  border-left: 4px solid var(--btn-primary-bg);
  border-radius: 12px;
  padding: 0.85rem 1.1rem;
  margin-bottom: 2rem;
  font-size: 0.92rem;
  color: var(--text);
  line-height: 1.55;
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
}

.callout-banner a {
  color: var(--brand-title);
  font-weight: 700;
  text-decoration: underline;
  transition: opacity 0.15s ease;
}

.callout-banner a:hover {
  opacity: 0.85;
}

/* Notice Card (Alert / Important Pre-check Box) */
.notice-card {
  background: var(--notice-bg);
  border: 2px solid var(--notice-border);
  border-radius: 20px;
  padding: 1.75rem;
  margin-bottom: 2.75rem;
  display: flex;
  gap: 1.25rem;
  box-shadow: var(--notice-shadow);
}

.notice-icon {
  font-size: 2rem;
  flex-shrink: 0;
  line-height: 1;
}

.notice-title {
  font-size: 1.18rem;
  font-weight: 700;
  color: var(--notice-title);
  margin-bottom: 0.5rem;
  letter-spacing: -0.01em;
}

.notice-body {
  font-size: 0.98rem;
  color: var(--text);
  line-height: 1.65;
}

.notice-body strong {
  color: var(--brand-title);
}

.notice-body ul {
  margin: 0.5rem 0 0 1.25rem;
  padding: 0;
}

.notice-body li {
  margin-bottom: 0.35rem;
}

/* Actions & Buttons */
.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 2.25rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.65rem;
  padding: 0.85rem 1.6rem;
  border-radius: 14px;
  font-family: inherit;
  font-size: 0.98rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  text-decoration: none;
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  white-space: nowrap;
  cursor: pointer;
  border: none;
}

.btn-primary {
  background-color: var(--btn-primary-bg);
  color: var(--btn-primary-text) !important;
  border: 1px solid transparent;
  box-shadow: var(--btn-primary-shadow);
}

.btn-primary:hover {
  background-color: var(--btn-primary-hover);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(108, 110, 54, 0.42);
}

.btn-primary:active {
  transform: translateY(0);
}

.btn-secondary {
  background-color: var(--surface);
  color: var(--brand-title) !important;
  border: 1px solid var(--surface-border);
}

.btn-secondary:hover {
  background-color: var(--btn-secondary-hover);
  transform: translateY(-2px);
  box-shadow: 0 4px 14px rgba(103, 86, 71, 0.1);
}

.btn-secondary:active {
  transform: translateY(0);
}

/* Preview / Mockup */
.preview {
  display: flex;
  justify-content: center;
}

.mockup {
  max-width: 290px;
  width: 100%;
  height: auto;
  filter: var(--shadow-mockup);
  transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

.mockup:hover {
  transform: translateY(-5px) scale(1.015);
}

/* Notes & Links */
.star-note {
  font-size: 0.94rem;
  margin-bottom: 2rem;
}

.star-note a {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  color: var(--text-muted);
  text-decoration: none;
  font-weight: 500;
  transition: color 0.18s ease;
}

.star-note a:hover {
  color: var(--btn-primary-bg);
  text-decoration: underline;
}

/* Footer */
.footer {
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  gap: 0.75rem;
  font-size: 0.86rem;
  color: var(--footer-text);
  border-top: 1px solid var(--footer-border);
  padding-top: 1.5rem;
  margin-top: 2.5rem;
  flex-wrap: wrap;
}

.footer-links {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  flex-wrap: wrap;
}

.footer a {
  color: var(--footer-text);
  text-decoration: none;
  font-weight: 500;
  transition: opacity 0.15s ease;
}

.footer a:hover {
  text-decoration: underline;
  opacity: 0.85;
}

/* Report & Form Styles */
.report-card {
  background-color: var(--surface);
  border: 1px solid var(--surface-border);
  border-radius: 20px;
  padding: 2.25rem 2rem;
  box-shadow: var(--shadow-card);
  margin-bottom: 3.5rem;
}

.report-form {
  display: flex;
  flex-direction: column;
  gap: 1.35rem;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
}

.form-group label {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text);
  letter-spacing: -0.01em;
}

.form-group label .req {
  color: #B91C1C;
  font-weight: 700;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 0.8rem 1rem;
  border-radius: 12px;
  border: 1.5px solid var(--surface-border);
  background-color: var(--bg);
  color: var(--text);
  font-family: inherit;
  font-size: 0.95rem;
  outline: none;
  transition: border-color 0.18s ease, box-shadow 0.18s ease;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--btn-primary-bg);
  box-shadow: 0 0 0 3px rgba(108, 110, 54, 0.22);
}

.form-group select {
  appearance: none;
  -webkit-appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%23675647' stroke-width='2.2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1rem center;
  background-size: 16px 16px;
  padding-right: 2.5rem;
  cursor: pointer;
}

@media (prefers-color-scheme: dark) {
  .form-group select {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%23E3BD90' stroke-width='2.2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
  }
}

.form-group textarea {
  resize: none;
  min-height: 130px;
  max-height: 400px;
  overflow-y: auto;
  line-height: 1.55;
}

.form-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-top: 0.5rem;
}

.form-actions .btn {
  font-family: inherit;
}

.form-status {
  padding: 1rem 1.15rem;
  border-radius: 12px;
  font-size: 0.95rem;
  font-weight: 500;
  line-height: 1.5;
}

.form-status.success {
  background-color: rgba(108, 110, 54, 0.15);
  border: 1px solid var(--btn-primary-bg);
  color: var(--text);
}

.form-status.error {
  background-color: rgba(185, 28, 28, 0.1);
  border: 1px solid #B91C1C;
  color: #B91C1C;
}

/* Steps Section (Instructions Page) */
.steps-section {
  display: flex;
  flex-direction: column;
  gap: 3.5rem;
  margin-bottom: 4.5rem;
}

.step-item {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  align-items: center;
  gap: 3rem;
  padding: 2.25rem;
  background: var(--surface);
  border: 1px solid var(--surface-border);
  border-radius: 24px;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.step-item:hover {
  box-shadow: 0 14px 28px rgba(103, 86, 71, 0.12);
}

.step-badge {
  display: inline-block;
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  padding: 0.3rem 0.75rem;
  border-radius: 999px;
  background: var(--badge-bg);
  color: var(--badge-text);
  border: 1px solid var(--badge-border);
  margin-bottom: 0.85rem;
}

.step-title {
  font-size: 1.55rem;
  font-weight: 800;
  color: var(--brand-title);
  margin-bottom: 1rem;
  line-height: 1.25;
  letter-spacing: -0.02em;
}

.step-desc {
  font-size: 1.02rem;
  color: var(--text);
  line-height: 1.65;
  margin-bottom: 1.25rem;
}

.step-list {
  list-style: none;
  padding: 0;
  margin: 0 0 1.25rem 0;
}

.step-list li {
  position: relative;
  padding-left: 1.35rem;
  margin-bottom: 0.65rem;
  font-size: 0.95rem;
  color: var(--text-muted);
  line-height: 1.6;
  word-break: break-word;
  overflow-wrap: break-word;
}

.step-list li:last-child {
  margin-bottom: 0;
}

.step-list li strong {
  color: var(--text);
}

.step-list li::before {
  content: "•";
  position: absolute;
  left: 0.15rem;
  top: -0.1rem;
  color: var(--btn-primary-bg);
  font-weight: bold;
  font-size: 1.25rem;
  line-height: 1.5;
}

.step-tip {
  font-size: 0.9rem;
  background: rgba(108, 110, 54, 0.12);
  border-left: 3px solid var(--btn-primary-bg);
  padding: 0.65rem 0.9rem;
  border-radius: 0 8px 8px 0;
  color: var(--text);
  line-height: 1.5;
}

.step-mockup {
  display: flex;
  justify-content: center;
  align-items: center;
}

.step-mockup img {
  max-width: 100%;
  height: auto;
  border-radius: 20px;
  filter: var(--shadow-mockup);
  transition: transform 0.25s ease;
}

.step-mockup img:hover {
  transform: scale(1.02);
}

/* OEM Section */
.oem-section {
  background: var(--surface);
  border: 1px solid var(--surface-border);
  border-radius: 24px;
  padding: 2.5rem;
  margin-bottom: 4.5rem;
}

.oem-section h2 {
  font-size: 1.7rem;
  font-weight: 800;
  color: var(--brand-title);
  letter-spacing: -0.02em;
  margin-bottom: 0.75rem;
}

.oem-section p {
  font-size: 1rem;
  color: var(--text-muted);
  line-height: 1.6;
  margin-bottom: 2rem;
}

.oem-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.5rem;
}

.oem-card {
  background: var(--bg);
  border: 1px solid var(--surface-border);
  border-radius: 16px;
  padding: 1.5rem;
}

.oem-brand-title {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--brand-title);
  margin-bottom: 0.75rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.oem-card ol {
  padding-left: 1.2rem;
  font-size: 0.92rem;
  color: var(--text-muted);
  line-height: 1.55;
}

.oem-card ol li {
  margin-bottom: 0.4rem;
}

.oem-card strong {
  color: var(--text);
}

/* Permissions Matrix */
.permissions-section {
  margin-bottom: 4.5rem;
}

.permissions-section h2 {
  font-size: 1.85rem;
  font-weight: 800;
  color: var(--brand-title);
  letter-spacing: -0.02em;
  margin-bottom: 0.75rem;
}

.permissions-intro {
  font-size: 1.05rem;
  color: var(--text-muted);
  line-height: 1.6;
  margin-bottom: 2rem;
}

.permissions-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
}

.perm-card {
  background: var(--surface);
  border: 1px solid var(--surface-border);
  border-radius: 18px;
  padding: 1.5rem 1.75rem;
  display: grid;
  grid-template-columns: 240px 1fr;
  gap: 1.5rem;
  align-items: start;
}

.perm-header {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.perm-name {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--brand-title);
}

.perm-constant {
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 0.76rem;
  color: var(--btn-primary-bg);
  background: rgba(108, 110, 54, 0.12);
  padding: 0.2rem 0.5rem;
  border-radius: 6px;
  word-break: break-all;
  width: fit-content;
}

.perm-type-badge {
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--badge-text);
  background: var(--badge-bg);
  padding: 0.15rem 0.5rem;
  border-radius: 999px;
  width: fit-content;
  margin-top: 0.25rem;
}

.perm-justification {
  font-size: 0.96rem;
  color: var(--text);
  line-height: 1.6;
}

.perm-justification strong {
  color: var(--brand-title);
}

.perm-privacy {
  margin-top: 0.5rem;
  font-size: 0.88rem;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.perm-privacy-icon {
  color: #2E7D32;
  font-weight: bold;
}

/* Call to Action Section */
.guide-cta {
  text-align: center;
  padding: 3rem 1.5rem;
  background: var(--surface);
  border: 1px solid var(--surface-border);
  border-radius: 24px;
  margin-bottom: 3.5rem;
}

.guide-cta h2 {
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--brand-title);
  margin-bottom: 0.75rem;
  letter-spacing: -0.02em;
}

.guide-cta p {
  font-size: 1.05rem;
  color: var(--text-muted);
  margin-bottom: 2rem;
}

.guide-cta .actions {
  justify-content: center;
}

/* Responsive Media Queries */
@media (max-width: 768px) {
  body {
    display: block;
    min-height: 100vh;
    padding: 1.5rem 1.15rem 2.5rem;
  }

  .container {
    padding-top: 1.25rem;
  }

  .hero-layout {
    grid-template-columns: 1fr;
    text-align: center;
    gap: 2rem;
  }

  .brand {
    justify-content: center;
    gap: 1rem;
    margin-bottom: 1.25rem;
  }

  .brand-icon {
    width: 48px;
    height: 48px;
    border-radius: 13px;
  }

  .brand-title {
    font-size: 1.85rem;
    line-height: 1.15;
  }

  .badge {
    font-size: 0.72rem;
    padding: 0.18rem 0.55rem;
  }

  .description {
    font-size: 0.98rem;
    line-height: 1.6;
    margin-left: auto;
    margin-right: auto;
    margin-bottom: 1.5rem;
    max-width: 440px;
  }

  .callout-banner {
    padding: 0.75rem 0.95rem;
    font-size: 0.88rem;
    line-height: 1.5;
    text-align: left;
    margin-bottom: 1.75rem;
  }

  .actions {
    flex-direction: column;
    align-items: stretch;
    width: 100%;
    max-width: 360px;
    margin: 0 auto 1.75rem;
    gap: 0.75rem;
  }

  .actions .btn {
    width: 100%;
    padding: 0.85rem 1.25rem;
    font-size: 0.96rem;
    justify-content: center;
  }

  .mockup {
    max-width: 220px;
    margin: 0 auto;
  }

  .star-note {
    text-align: center;
    font-size: 0.9rem;
    margin-bottom: 1.5rem;
  }

  .footer {
    flex-direction: column;
    text-align: center;
    gap: 0.65rem;
    padding-top: 1.25rem;
    margin-top: 2rem;
    justify-content: center;
  }

  .footer-links {
    justify-content: center;
    gap: 0.5rem;
  }

  .top-github-btn {
    top: 1rem;
    right: 1rem;
    padding: 0.55rem 0.85rem;
    border-radius: 12px;
  }

  /* Guide & Report Pages on Mobile */
  .guide-container {
    padding: 0.5rem 0 1.5rem;
  }

  .nav-bar {
    flex-direction: column;
    gap: 0.85rem;
    align-items: flex-start;
    margin-bottom: 1.75rem;
    padding-bottom: 1rem;
  }

  .nav-links {
    width: 100%;
    display: flex;
    gap: 0.5rem;
  }

  .nav-back-link {
    flex: 1;
    justify-content: center;
    font-size: 0.86rem;
    padding: 0.5rem 0.6rem;
    text-align: center;
    white-space: nowrap;
  }

  .guide-header {
    margin-bottom: 1.75rem;
  }

  .guide-header h1 {
    font-size: 1.65rem;
    line-height: 1.25;
    margin-bottom: 0.65rem;
  }

  .guide-header p {
    font-size: 0.96rem;
    line-height: 1.6;
  }

  .notice-card {
    flex-direction: column;
    gap: 0.85rem;
    padding: 1.25rem;
    border-radius: 16px;
    margin-bottom: 2rem;
  }

  .notice-icon {
    font-size: 1.6rem;
  }

  .notice-title {
    font-size: 1.05rem;
  }

  .notice-body {
    font-size: 0.92rem;
    line-height: 1.6;
    word-break: break-word;
    overflow-wrap: break-word;
  }

  .steps-section {
    gap: 2rem;
    margin-bottom: 3rem;
  }

  .step-item {
    grid-template-columns: 1fr;
    gap: 1.5rem;
    padding: 1.5rem 1.15rem;
    border-radius: 18px;
    min-width: 0;
  }

  .step-content {
    min-width: 0;
    width: 100%;
  }

  .step-title {
    font-size: 1.3rem;
    margin-bottom: 0.75rem;
  }

  .step-desc {
    font-size: 0.95rem;
    line-height: 1.6;
    word-break: break-word;
    overflow-wrap: break-word;
  }

  .step-list {
    margin-bottom: 1.15rem;
  }

  .step-list li {
    font-size: 0.93rem;
    line-height: 1.6;
    padding-left: 1.35rem;
    margin-bottom: 0.65rem;
  }

  .step-tip {
    font-size: 0.88rem;
    padding: 0.65rem 0.85rem;
    line-height: 1.55;
    word-break: break-word;
    overflow-wrap: break-word;
  }

  .step-mockup img {
    max-width: 230px;
    width: 100%;
    height: auto;
    margin: 0 auto;
    border-radius: 16px;
    display: block;
  }

  .oem-section {
    padding: 1.5rem 1.15rem;
    border-radius: 18px;
    margin-bottom: 3rem;
  }

  .oem-section h2 {
    font-size: 1.35rem;
  }

  .oem-section p {
    font-size: 0.95rem;
    line-height: 1.6;
    margin-bottom: 1.5rem;
    word-break: break-word;
    overflow-wrap: break-word;
  }

  .oem-grid {
    grid-template-columns: 1fr;
    gap: 1rem;
  }

  .oem-card {
    padding: 1.25rem 1.15rem;
    border-radius: 14px;
    min-width: 0;
  }

  .oem-card ol {
    padding-left: 1.25rem;
    font-size: 0.92rem;
    line-height: 1.6;
    word-break: break-word;
    overflow-wrap: break-word;
  }

  .oem-card ol li {
    margin-bottom: 0.5rem;
  }

  .permissions-section {
    margin-bottom: 3rem;
  }

  .permissions-section h2 {
    font-size: 1.4rem;
  }

  .permissions-intro {
    font-size: 0.95rem;
    line-height: 1.6;
    margin-bottom: 1.5rem;
    word-break: break-word;
    overflow-wrap: break-word;
  }

  .perm-card {
    grid-template-columns: 1fr;
    gap: 0.85rem;
    padding: 1.25rem 1.15rem;
    border-radius: 16px;
    min-width: 0;
  }

  .perm-name {
    font-size: 1.05rem;
  }

  .perm-constant {
    font-size: 0.72rem;
  }

  .perm-justification {
    font-size: 0.92rem;
    line-height: 1.6;
    word-break: break-word;
    overflow-wrap: break-word;
  }

  .perm-privacy {
    font-size: 0.86rem;
    line-height: 1.5;
    align-items: flex-start;
    gap: 0.45rem;
    word-break: break-word;
    overflow-wrap: break-word;
  }

  .guide-cta {
    padding: 2rem 1.15rem;
    border-radius: 18px;
    margin-bottom: 2.5rem;
  }

  .guide-cta h2 {
    font-size: 1.4rem;
  }

  .guide-cta p {
    font-size: 0.95rem;
    margin-bottom: 1.5rem;
  }

  .guide-cta .actions {
    flex-direction: column;
    max-width: 320px;
    margin: 0 auto;
  }

  .guide-cta .btn {
    width: 100%;
  }

  .report-card {
    padding: 1.5rem 1.15rem;
    border-radius: 18px;
    margin-bottom: 2.5rem;
  }

  .form-row {
    grid-template-columns: 1fr;
    gap: 1.1rem;
  }

  .form-group label {
    font-size: 0.88rem;
  }

  .form-group input,
  .form-group select,
  .form-group textarea {
    padding: 0.8rem 0.95rem;
    font-size: 16px;
    border-radius: 11px;
  }

  .form-actions {
    flex-direction: column;
    gap: 0.75rem;
  }

  .form-actions .btn {
    width: 100%;
  }

  .form-status {
    padding: 0.85rem 1rem;
    font-size: 0.9rem;
  }
}