/**
 * policy.css — สไตล์ชีตสำหรับศูนย์นโยบายและข้อกำหนด (Policy Center)
 * แผนกวิชาการสื่อสารประเภทวิทยุและการสงครามอิเล็กทรอนิกส์ กศ.รร.ส.สส.
 */

:root {
  --policy-max-w: 980px;
}

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

html {
  scroll-behavior: smooth;
  background: var(--bg-dark, #060b14);
}

body {
  font-family: 'Sarabun', sans-serif;
  background: transparent;
  color: var(--text, #e0eaff);
  line-height: 1.75;
  min-height: 100vh;
  padding-top: calc(70px + env(safe-area-inset-top, 0px));
  padding-left: env(safe-area-inset-left, 0px);
  padding-right: env(safe-area-inset-right, 0px);
  padding-bottom: env(safe-area-inset-bottom, 0px);
}

body::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(var(--grid-line, rgba(0, 212, 255, 0.025)) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid-line, rgba(0, 212, 255, 0.025)) 1px, transparent 1px);
  background-size: 50px 50px;
  pointer-events: none;
  z-index: 0;
}

/* ── NAVBAR ── */
.policy-nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(6, 11, 20, 0.94);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border, rgba(0, 212, 255, 0.2));
  padding: env(safe-area-inset-top, 0px) max(1rem, env(safe-area-inset-right, 0px)) 0 max(1rem, env(safe-area-inset-left, 0px));
  min-height: calc(64px + env(safe-area-inset-top, 0px));
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.policy-nav-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: inherit;
  min-width: 0;
}

.policy-nav-logo {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  object-fit: contain;
  box-shadow: 0 0 10px rgba(0, 212, 255, 0.3);
}

.policy-nav-title {
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.72rem;
  color: var(--accent, #00d4ff);
  letter-spacing: 1px;
  line-height: 1.35;
}

.policy-nav-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.policy-home-btn {
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.75rem;
  color: var(--accent, #00d4ff);
  border: 1px solid var(--border, rgba(0, 212, 255, 0.3));
  padding: 6px 12px;
  border-radius: 6px;
  text-decoration: none;
  transition: all 0.2s ease;
  background: rgba(0, 212, 255, 0.05);
}

.policy-home-btn:hover {
  background: rgba(0, 212, 255, 0.15);
  box-shadow: 0 0 12px rgba(0, 212, 255, 0.3);
}

.theme-switcher {
  display: flex;
  gap: 6px;
  align-items: center;
}

.theme-btn {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  border: 2px solid rgba(255, 255, 255, 0.2);
  cursor: pointer;
  padding: 0;
  transition: transform 0.2s, border-color 0.2s;
}

.theme-btn[data-theme="cyber"] { background: #00d4ff; }
.theme-btn[data-theme="tactical"] { background: #8bc34a; }
.theme-btn[data-theme="ops"] { background: #ff4757; }
.theme-btn.active { border-color: #fff; transform: scale(1.25); }

/* ── CONTAINER ── */
.policy-container {
  max-width: var(--policy-max-w);
  margin: 0 auto;
  padding: 2rem 1.25rem 4rem;
  position: relative;
  z-index: 1;
}

/* ── HEADER ── */
.policy-header {
  text-align: center;
  margin-bottom: 2rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--border, rgba(0, 212, 255, 0.2));
}

.policy-tag {
  display: inline-block;
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.72rem;
  color: var(--accent, #00d4ff);
  border: 1px solid var(--accent, #00d4ff);
  padding: 4px 14px;
  border-radius: 3px;
  letter-spacing: 2px;
  margin-bottom: 0.85rem;
}

.policy-title {
  font-size: clamp(1.6rem, 4vw, 2.3rem);
  font-weight: 800;
  color: var(--text, #e0eaff);
  line-height: 1.3;
  margin-bottom: 0.6rem;
}

.policy-meta-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 12px;
  font-size: 0.82rem;
  color: var(--text-dim, #7a9bbf);
  margin-top: 0.85rem;
}

.policy-badge {
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.7rem;
  padding: 2px 8px;
  border-radius: 4px;
  border: 1px solid;
}

.badge-draft {
  color: #ffb84d;
  border-color: rgba(255, 184, 77, 0.4);
  background: rgba(255, 184, 77, 0.08);
}

.badge-tbc {
  color: #00d4ff;
  border-color: rgba(0, 212, 255, 0.4);
  background: rgba(0, 212, 255, 0.08);
}

/* ── CROSS-POLICY SWITCHER TABS ── */
.policy-tabs-nav {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
  margin-bottom: 2rem;
}

.policy-tab-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 10px 8px;
  border-radius: 8px;
  border: 1px solid var(--border, rgba(0, 212, 255, 0.2));
  background: var(--bg-card, rgba(10, 20, 40, 0.85));
  text-decoration: none;
  color: var(--text-dim, #7a9bbf);
  text-align: center;
  transition: all 0.2s ease;
  font-size: 0.82rem;
  font-weight: 600;
}

.policy-tab-item .tab-en {
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.65rem;
  color: var(--text-dim, #7a9bbf);
  opacity: 0.75;
  margin-top: 2px;
}

.policy-tab-item:hover {
  color: var(--accent, #00d4ff);
  border-color: var(--accent, #00d4ff);
  background: rgba(0, 212, 255, 0.06);
}

.policy-tab-item.active {
  color: #fff;
  border-color: var(--accent, #00d4ff);
  background: linear-gradient(180deg, rgba(0, 212, 255, 0.18), rgba(0, 212, 255, 0.04));
  box-shadow: 0 0 16px rgba(0, 212, 255, 0.15);
}

.policy-tab-item.active .tab-en {
  color: var(--accent, #00d4ff);
  opacity: 1;
}

/* ── CALLOUT / ALERT BOX ── */
.policy-callout {
  border-radius: 10px;
  padding: 1rem 1.25rem;
  margin-bottom: 1.75rem;
  font-size: 0.88rem;
  line-height: 1.65;
  border-left: 4px solid;
}

.callout-warning {
  background: rgba(255, 184, 77, 0.08);
  border-color: #ffb84d;
  color: #ffe6bd;
}

.callout-info {
  background: rgba(0, 212, 255, 0.07);
  border-color: var(--accent, #00d4ff);
  color: #d8f1ff;
}

.callout-title {
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 0.35rem;
  font-size: 0.92rem;
}

/* ── TABLE OF CONTENTS ── */
.policy-toc-card {
  background: var(--bg-card, rgba(10, 20, 40, 0.85));
  border: 1px solid var(--border, rgba(0, 212, 255, 0.2));
  border-radius: 12px;
  padding: 1.25rem 1.5rem;
  margin-bottom: 2.25rem;
}

.policy-toc-title {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--accent, #00d4ff);
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 0.85rem;
  letter-spacing: 0.5px;
}

.policy-toc-list {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 6px 16px;
}

.policy-toc-list li a {
  color: var(--text-dim, #7a9bbf);
  text-decoration: none;
  font-size: 0.85rem;
  display: inline-block;
  padding: 2px 0;
  transition: color 0.15s ease, transform 0.15s ease;
}

.policy-toc-list li a:hover {
  color: var(--accent, #00d4ff);
  transform: translateX(4px);
}

/* ── CONTENT SECTIONS ── */
.policy-content-body {
  background: var(--bg-card, rgba(10, 20, 40, 0.85));
  border: 1px solid var(--border, rgba(0, 212, 255, 0.18));
  border-radius: 14px;
  padding: 2.25rem 2rem;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.35);
}

.policy-section {
  margin-bottom: 2.5rem;
  scroll-margin-top: calc(80px + env(safe-area-inset-top, 0px));
}

.policy-section:last-of-type {
  margin-bottom: 1.5rem;
}

.policy-section h2 {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--accent, #00d4ff);
  margin-bottom: 1rem;
  padding-bottom: 0.4rem;
  border-bottom: 1px solid rgba(0, 212, 255, 0.18);
  display: flex;
  align-items: baseline;
  gap: 8px;
}

.policy-section h2 .section-num {
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.9rem;
  color: var(--accent2, #00ff88);
}

.policy-section h3 {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--text, #e0eaff);
  margin: 1.25rem 0 0.5rem;
}

.policy-section p {
  color: var(--text, #e0eaff);
  font-size: 0.92rem;
  margin-bottom: 0.85rem;
  line-height: 1.75;
}

.policy-section ul,
.policy-section ol {
  margin: 0.5rem 0 1rem 1.4rem;
  color: var(--text, #e0eaff);
  font-size: 0.92rem;
}

.policy-section li {
  margin-bottom: 0.45rem;
  line-height: 1.7;
}

.policy-table-wrap {
  overflow-x: auto;
  margin: 1rem 0 1.25rem;
  border: 1px solid var(--border, rgba(0, 212, 255, 0.2));
  border-radius: 8px;
}

.policy-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.85rem;
  text-align: left;
}

.policy-table th {
  background: rgba(0, 212, 255, 0.1);
  color: var(--accent, #00d4ff);
  padding: 10px 14px;
  font-weight: 700;
  border-bottom: 1px solid var(--border, rgba(0, 212, 255, 0.2));
  white-space: nowrap;
}

.policy-table td {
  padding: 10px 14px;
  border-bottom: 1px solid rgba(0, 212, 255, 0.08);
  color: var(--text, #e0eaff);
  vertical-align: top;
}

.policy-table tr:last-child td {
  border-bottom: none;
}

/* ── CONTACT BOX ── */
.policy-contact-box {
  background: rgba(0, 212, 255, 0.04);
  border: 1px solid rgba(0, 212, 255, 0.22);
  border-radius: 10px;
  padding: 1.25rem;
  margin-top: 1rem;
}

.policy-contact-item {
  display: flex;
  align-items: baseline;
  gap: 10px;
  margin-bottom: 0.5rem;
  font-size: 0.9rem;
}

.policy-contact-label {
  font-weight: 700;
  color: var(--accent2, #00ff88);
  min-width: 110px;
  flex-shrink: 0;
}

.policy-contact-value a {
  color: var(--accent, #00d4ff);
  text-decoration: none;
}

.policy-contact-value a:hover {
  text-decoration: underline;
}

/* ── FOOTER ── */
footer {
  background: rgba(0, 5, 15, 0.92);
  border-top: 3px solid transparent;
  border-image: linear-gradient(90deg, transparent, var(--accent, #00d4ff), var(--accent2, #00ff88), var(--accent, #00d4ff), transparent) 1;
  padding: 3rem 1.5rem 2rem;
  position: relative;
  z-index: 1;
  margin-top: 3rem;
}

.footer-grid {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 2.5rem;
  margin-bottom: 2rem;
}

.footer-brand h3 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--accent, #00d4ff);
  margin-bottom: 0.5rem;
}

.footer-brand p {
  font-size: 0.8rem;
  color: var(--text-dim, #7a9bbf);
  line-height: 1.8;
}

.footer-links h4 {
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.75rem;
  color: var(--accent, #00d4ff);
  letter-spacing: 2px;
  margin-bottom: 1rem;
}

.footer-links ul {
  list-style: none;
}

.footer-links li {
  margin-bottom: 0.5rem;
}

.footer-links a {
  font-size: 0.8rem;
  color: var(--text-dim, #7a9bbf);
  text-decoration: none;
  transition: color 0.2s;
}

.footer-links a:hover {
  color: var(--accent, #00d4ff);
}

.footer-bottom {
  max-width: 1200px;
  margin: 0 auto;
  border-top: 1px solid var(--border, rgba(0, 212, 255, 0.2));
  padding-top: 1.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1.5rem;
}

.footer-bottom-text p {
  font-size: 0.72rem;
  color: var(--text-dim, #7a9bbf);
  line-height: 1.6;
  margin-bottom: 2px;
}

.footer-bottom .classified {
  font-family: 'Share Tech Mono', monospace;
  font-size: 0.65rem;
  color: var(--accent2, #00ff88);
  border: 1px solid var(--accent2, #00ff88);
  padding: 3px 10px;
  border-radius: 3px;
  white-space: nowrap;
}

/* ── RESPONSIVE ── */
@media (max-width: 992px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
  }
  .footer-bottom {
    flex-direction: column;
    text-align: center;
    align-items: center;
  }
}

@media (max-width: 768px) {
  .policy-tabs-nav {
    grid-template-columns: repeat(2, 1fr);
  }
  .policy-content-body {
    padding: 1.5rem 1.1rem;
  }
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 1.75rem;
  }
}

@media (max-width: 480px) {
  .policy-container {
    padding: 1.25rem 0.75rem 3rem;
  }
  .policy-tabs-nav {
    grid-template-columns: 1fr;
  }
  .policy-toc-list {
    grid-template-columns: 1fr;
  }
  .policy-contact-item {
    flex-direction: column;
    gap: 2px;
  }
  .policy-contact-label {
    min-width: unset;
  }
}