/* ============================================================
   assets/tools.css
   Stylesheet riêng cho khu vực "Tool tiện ích" (tools/*.php).
   Dùng chung design tokens của assets/style.css (đã import trước).
   Layout: sidebar cố định bên trái + khu nội dung bên phải,
   responsive: sidebar thu gọn thành menu trượt trên mobile.
   ============================================================ */

* { box-sizing: border-box; }

html { height: 100%; }

body.tools-body {
  display: block;
  align-items: initial;
  justify-content: initial;
  padding: 0;
  min-height: 100vh;
  background: var(--bg);
}

.tools-shell {
  display: flex;
  min-height: 100vh;
}

/* ---------------- Sidebar ---------------- */

.tools-sidebar {
  width: 250px;
  flex: none;
  background: var(--surface);
  border-right: 1px solid var(--border-soft);
  padding: 20px 16px;
  display: flex;
  flex-direction: column;
  position: sticky;
  top: 0;
  height: 100vh;
  z-index: 30;
}

.tools-sidebar .brand { padding: 0 8px; margin-bottom: 8px; text-decoration: none; display: flex; align-items: center; gap: 10px; }
.tools-sidebar .brand-mark {
  width: 34px; height: 34px; border-radius: 10px;
  background: var(--gradient-signature);
  color: #fff; display: flex; align-items: center; justify-content: center;
  font-family: var(--font-display); font-weight: 800; font-size: 16px;
  box-shadow: 0 4px 10px -2px var(--accent-ring);
}
.tools-sidebar .brand-name { font-family: var(--font-display); font-weight: 800; font-size: 16px; color: var(--text); letter-spacing: -.01em; }

.tools-sidebar .sidebar-tag {
  padding: 0 8px; margin-bottom: 22px;
  font-size: 11.5px; font-weight: 700; text-transform: uppercase;
  letter-spacing: .04em; color: var(--text-faint);
}

.tools-sidebar nav { display: flex; flex-direction: column; gap: 2px; flex: 1; overflow-y: auto; }

.nav-group-label {
  padding: 16px 12px 6px;
  font-size: 10.5px; font-weight: 700; text-transform: uppercase;
  letter-spacing: .05em; color: var(--text-faint);
}
.tools-sidebar nav .nav-group-label:first-child { padding-top: 4px; }

.tools-sidebar nav a {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 12px;
  border-radius: var(--radius-sm);
  color: var(--text-dim);
  text-decoration: none;
  font-size: 13.5px;
  font-weight: 500;
  border-left: 2.5px solid transparent;
  transition: background .15s, color .15s, border-color .15s;
}
.tools-sidebar nav a:hover { background: var(--accent-soft); color: var(--accent); }
.tools-sidebar nav .nav-icon {
  font-size: 13px; width: 26px; height: 26px; flex-shrink: 0;
  display: flex; align-items: center; justify-content: center;
  border-radius: 8px; background: var(--accent-soft);
  transition: background .15s, transform .15s;
}

/* Tông màu icon theo nhóm chức năng — vẫn trong bảng màu thương hiệu */
.tools-sidebar nav a.tone-pink .nav-icon,
.tools-hub-card.tone-pink .icon { background: var(--accent-2-soft); }
.tools-sidebar nav a.tone-violet .nav-icon,
.tools-hub-card.tone-violet .icon { background: rgba(139,92,246,0.12); }

.tools-sidebar nav a.active {
  background: var(--accent-soft); color: var(--accent); font-weight: 700;
  border-left-color: var(--accent);
}
.tools-sidebar nav a.active .nav-icon { background: var(--accent); box-shadow: 0 4px 10px -2px var(--accent-ring); }
.tools-sidebar nav a.active.tone-pink .nav-icon { background: var(--accent-2); }
.tools-sidebar nav a.active.tone-violet .nav-icon { background: var(--accent-mid); }
.tools-sidebar nav a:hover .nav-icon { transform: scale(1.06); }

.tools-sidebar .sidebar-footer {
  border-top: 1px solid var(--border-soft);
  padding-top: 14px;
  margin-top: 10px;
  font-size: 12.5px;
}
.tools-sidebar .sidebar-footer a {
  display: flex; align-items: center; gap: 8px;
  color: var(--text-dim); text-decoration: none; padding: 8px; border-radius: var(--radius-sm);
  font-weight: 600;
}
.tools-sidebar .sidebar-footer a:hover { background: var(--accent-soft); color: var(--accent); }

/* ---------------- Main area ---------------- */

.tools-main { flex: 1; min-width: 0; display: flex; flex-direction: column; }

.tools-topbar {
  height: 62px;
  flex: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 0 28px;
  background: var(--surface);
  border-bottom: 1px solid var(--border-soft);
  position: sticky; top: 0; z-index: 20;
}
.tools-topbar::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 2px;
  background: var(--gradient-signature); opacity: .9;
}
.tools-topbar-left { display: flex; align-items: center; gap: 12px; min-width: 0; }
.tools-topbar h1 {
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 700;
  margin: 0;
  letter-spacing: -0.01em;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.tools-topbar-back {
  flex-shrink: 0; display: flex; align-items: center; gap: 6px;
  font-size: 13px; font-weight: 700; color: var(--text-dim);
  text-decoration: none; padding: 8px 14px; border-radius: 999px;
  border: 1px solid var(--border); background: var(--surface);
  transition: border-color .15s, color .15s;
}
.tools-topbar-back:hover { color: var(--accent); border-color: var(--accent); }
@media (max-width: 560px) { .tools-topbar-back span { display: none; } }

.tools-menu-toggle {
  display: none;
  align-items: center; justify-content: center;
  width: 36px; height: 36px; border-radius: var(--radius-sm);
  border: 1px solid var(--border); background: var(--surface);
  color: var(--text-dim); cursor: pointer; flex-shrink: 0;
}
.tools-menu-toggle:hover { border-color: var(--accent); color: var(--accent); }
.tools-menu-toggle svg { width: 19px; height: 19px; display: block; }

.tools-content { padding: 28px; flex: 1; max-width: 980px; }

/* ---------------- Hero banner (tools/index.php) ----------------
   Cùng công thức gradient + bố cục với .shop-hero ở trang chủ, để
   khu vực Tool tiện ích cảm giác liền mạch với phần còn lại của site. */
.tools-hero {
  border-radius: 14px;
  padding: 22px 26px;
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
  background:
    radial-gradient(500px 200px at 100% -20%, rgba(255,255,255,0.16) 0%, transparent 60%),
    var(--gradient-signature);
  color: #fff;
  box-shadow: 0 10px 24px -16px rgba(47,95,255,0.55);
  margin-bottom: 18px;
}
.tools-hero-main { position: relative; z-index: 1; min-width: 0; }
.tools-hero h1 {
  font-family: var(--font-display); font-size: 21px; font-weight: 800; letter-spacing: -0.01em;
  margin: 0 0 4px;
}
.tools-hero p { font-size: 13px; line-height: 1.4; color: rgba(255,255,255,0.85); margin: 0; }
.tools-hero-stats { position: relative; z-index: 1; display: flex; align-items: center; gap: 22px; flex-wrap: wrap; flex-shrink: 0; }
.tools-hero-stat { display: flex; flex-direction: column; align-items: flex-start; gap: 1px; }
.tools-hero-stat b { font-family: var(--font-display); font-size: 20px; font-weight: 800; line-height: 1.1; }
.tools-hero-stat span { font-size: 11px; color: rgba(255,255,255,0.78); font-weight: 600; }
@media (max-width: 640px) {
  .tools-hero { padding: 18px 18px; }
  .tools-hero-stats { gap: 16px; }
}

/* ---------------- Feature strip (tools/index.php) ---------------- */
.tools-feature-strip {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
  gap: 14px; margin-bottom: 26px;
}
.tools-feature-item {
  display: flex; align-items: center; gap: 12px;
  background: var(--surface); border: 1px solid var(--border-soft); border-radius: var(--radius);
  padding: 13px 15px; box-shadow: var(--shadow-card);
}
.tools-feature-ic {
  flex: none; width: 38px; height: 38px; border-radius: 11px; background: var(--gradient-signature);
  color: #fff; display: flex; align-items: center; justify-content: center; font-size: 17px;
  box-shadow: 0 6px 14px -6px var(--accent-ring);
}
.tools-feature-txt b { display: block; font-size: 12.5px; font-weight: 700; color: var(--text); }
.tools-feature-txt span { display: block; font-size: 11.5px; color: var(--text-faint); margin-top: 1px; }

/* ---------------- Hub section (nhóm chức năng) ---------------- */
.tools-hub-section { margin-bottom: 30px; }
.tools-hub-section:last-child { margin-bottom: 0; }
.tools-hub-section-title {
  margin: 0 0 14px; font-family: var(--font-display); font-size: 14px;
  font-weight: 800; letter-spacing: -0.01em; color: var(--text);
  display: flex; align-items: center; gap: 10px;
}
.tools-hub-section-title::after {
  content: ''; flex: 1; height: 1px; background: var(--border-soft);
}

/* ---------------- Hub intro (tools/index.php) ---------------- */

.tools-hub-intro { margin: 0 0 22px; }
.tools-hub-intro h2 {
  margin: 0 0 6px; font-family: var(--font-display); font-size: 20px;
  font-weight: 800; letter-spacing: -0.01em; color: var(--text);
}
.tools-hub-intro p { margin: 0; font-size: 13.5px; color: var(--text-dim); }

/* ---------------- Hub grid (danh sách tool) ---------------- */

.tools-hub-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 16px;
}
.tools-hub-card {
  display: flex; flex-direction: column;
  text-decoration: none;
  padding: 20px; border-radius: var(--radius);
  background: var(--surface); border: 1px solid var(--border);
  box-shadow: var(--shadow-card);
  transition: transform .15s, border-color .15s, box-shadow .15s;
}
.tools-hub-card:hover {
  transform: translateY(-3px); border-color: var(--accent);
  box-shadow: 0 1px 2px rgba(13,21,38,0.04), 0 22px 40px -16px rgba(21,45,120,0.24);
}
.tools-hub-card:hover .tools-hub-card-arrow { color: var(--accent); gap: 8px; }
.tools-hub-card .icon {
  width: 44px; height: 44px; border-radius: 12px;
  background: var(--accent-soft); color: var(--accent);
  display: flex; align-items: center; justify-content: center;
  font-size: 20px; margin-bottom: 14px;
  transition: transform .15s;
}
.tools-hub-card:hover .icon { transform: scale(1.06) rotate(-2deg); }
.tools-hub-card.tone-pink .icon   { background: var(--accent-2-soft); color: var(--accent-2); }
.tools-hub-card.tone-violet .icon { background: rgba(139,92,246,0.12); color: var(--accent-mid); }
.tools-hub-card.tone-pink:hover   { border-color: var(--accent-2); }
.tools-hub-card.tone-violet:hover { border-color: var(--accent-mid); }
.tools-hub-card h3 {
  margin: 0 0 6px; font-family: var(--font-display); font-size: 15px;
  color: var(--text); display: flex; align-items: center; flex-wrap: wrap; gap: 6px;
}
.tools-hub-card p { margin: 0; font-size: 13px; color: var(--text-dim); line-height: 1.5; flex: 1; }
.tools-hub-card-arrow {
  display: inline-flex; align-items: center; gap: 4px;
  margin-top: 14px; font-size: 12.5px; font-weight: 700;
  color: var(--text-faint); transition: gap .15s, color .15s;
}
.tools-hub-card.is-soon { cursor: default; opacity: .72; }
.tools-hub-card.is-soon:hover { transform: none; border-color: var(--border); box-shadow: var(--shadow-card); }

.tools-empty-state {
  text-align: center;
  padding: 64px 24px;
  border: 1px dashed var(--border);
  border-radius: var(--radius);
  background: var(--surface);
}
.tools-empty-state .icon { font-size: 38px; margin-bottom: 14px; }
.tools-empty-state h2 { font-family: var(--font-display); font-size: 18px; margin: 0 0 8px; color: var(--text); }
.tools-empty-state p { margin: 0; font-size: 13.5px; color: var(--text-dim); }

.tools-badge-soon {
  display: inline-block; margin-left: 8px;
  font-size: 10.5px; font-weight: 700; text-transform: uppercase; letter-spacing: .03em;
  color: var(--accent-2); background: var(--accent-2-soft);
  padding: 2px 7px; border-radius: 999px; vertical-align: middle;
}

/* ---------------- Button variants ---------------- */

.btn-auto { width: auto; display: inline-flex; align-items: center; justify-content: center; gap: 6px; padding: 11px 22px; }
.btn-row { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 12px; }
.btn-row .btn { width: auto; }

.btn-outline {
  background: var(--surface); background-image: none;
  color: var(--text); border: 1px solid var(--border);
  box-shadow: none;
}
.btn-outline:hover { border-color: var(--accent); color: var(--accent); background: var(--accent-soft); filter: none; }

.btn-danger {
  background: var(--err);
  background-image: linear-gradient(120deg, var(--err) 0%, #a8181a 100%);
  box-shadow: 0 6px 16px -6px rgba(200,34,27,0.35);
}
.btn-danger:hover { filter: brightness(1.05); box-shadow: 0 8px 20px -6px rgba(200,34,27,0.4); }

/* ---------------- Result card (finduid, checklivepost, …) ---------------- */

.result-card {
  margin-top: 22px; border-radius: var(--radius); overflow: hidden;
  border: 1px solid var(--border); box-shadow: var(--shadow-card);
  background: var(--surface);
}
.result-card-head {
  padding: 14px 18px; background: var(--gradient-signature); color: #fff;
  font-family: var(--font-display); font-weight: 700; font-size: 13.5px;
  display: flex; align-items: center; gap: 8px;
}
.result-card-body { padding: 24px; }

.result-avatar-wrap { text-align: center; margin-bottom: 18px; }
.result-avatar {
  width: 96px; height: 96px; border-radius: 50%; object-fit: cover;
  border: 4px solid var(--accent-soft); box-shadow: var(--shadow-card);
}
.result-name { margin: 0 0 6px; font-size: 18px; font-family: var(--font-display); text-align: center; color: var(--text); }
.result-uid { text-align: center; font-family: var(--font-mono); font-size: 13.5px; color: var(--accent); margin: 0 0 20px; }
.result-uid strong { font-weight: 700; }
.result-actions { display: flex; gap: 10px; justify-content: center; flex-wrap: wrap; }
.result-meta { margin-top: 18px; text-align: center; font-size: 12.5px; color: var(--text-faint); word-break: break-all; }
.result-meta a { color: var(--accent); }
.result-error { text-align: center; padding: 30px 20px; color: var(--err); font-size: 13.5px; }

.result-line { margin: 0 0 12px; font-size: 13.5px; color: var(--text); line-height: 1.6; }
.result-line code { font-family: var(--font-mono); background: var(--accent-soft); color: var(--accent-dark); padding: 2px 6px; border-radius: 5px; }
.result-total { color: var(--ok); font-weight: 700; }

.reaction-grid { display: flex; flex-wrap: wrap; gap: 10px; margin: 12px 0; }
.reaction-chip {
  background: var(--accent-soft); padding: 10px 16px; border-radius: var(--radius-sm);
  min-width: 88px; text-align: center;
}
.reaction-chip .emoji { font-size: 22px; line-height: 1; }
.reaction-chip .count { font-weight: 700; font-size: 16px; color: var(--text); margin-top: 4px; }
.reaction-chip .label { font-size: 11.5px; color: var(--text-dim); }

.result-user-list { margin: 10px 0; padding-left: 20px; font-size: 13.5px; color: var(--text-dim); line-height: 1.7; }
.result-user-list small { color: var(--text-faint); }

/* ---------------- Toast ---------------- */

.tools-toast {
  position: fixed; top: 20px; right: 20px; z-index: 9999;
  padding: 13px 18px; border-radius: var(--radius-sm); font-size: 13.5px; font-weight: 600;
  box-shadow: var(--shadow-card); min-width: 260px;
  display: flex; align-items: center; gap: 10px; color: #fff;
  transition: opacity .4s;
}
.tools-toast.ok  { background: var(--ok); }
.tools-toast.err { background: var(--err); }

/* ---------------- 2FA result list ---------------- */

.tfa-results-title {
  margin: 0 0 12px; color: var(--text); font-family: var(--font-display);
  font-size: 14px; font-weight: 700;
}
.tfa-list { display: flex; flex-direction: column; gap: 10px; }
.tfa-item {
  padding: 14px 16px; background: var(--accent-soft); border-radius: var(--radius-sm);
  border-left: 4px solid var(--accent); font-size: 13.5px; color: var(--text-dim);
}
.tfa-item .tfa-key { font-family: var(--font-mono); word-break: break-all; }
.tfa-item .tfa-code {
  display: block; margin-top: 4px; font-size: 24px; font-weight: 800;
  color: var(--accent); font-family: var(--font-mono); letter-spacing: .03em;
}

/* ---------------- Check Live UID ---------------- */

.cl-grid { display: grid; grid-template-columns: 1.15fr 1fr; gap: 18px; align-items: start; }
.cl-col { display: flex; flex-direction: column; gap: 18px; }

.cl-card {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius); box-shadow: var(--shadow-card); overflow: hidden;
}
.cl-card-head {
  display: flex; align-items: center; gap: 8px; padding: 14px 18px;
  border-bottom: 1px solid var(--border-soft);
  font-family: var(--font-display); font-weight: 700; font-size: 13.5px; color: var(--text);
}
.cl-card-head.ok  { background: var(--ok-bg);  color: var(--ok);  border-bottom-color: var(--ok-bd); }
.cl-card-head.err { background: var(--err-bg); color: var(--err); border-bottom-color: var(--err-bd); }
.cl-card-body { padding: 18px; }

.cl-stats-row { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 8px; margin-bottom: 10px; }
.cl-label { font-size: 12.5px; font-weight: 600; color: var(--text); }
.cl-stats { display: flex; gap: 12px; font-size: 12.5px; color: var(--text-dim); }
.cl-stats b { color: var(--text); }
.cl-stats b.ok  { color: var(--ok); }
.cl-stats b.err { color: var(--err); }

.cl-textarea {
  width: 100%; padding: 10px 12px; background: #f8faff; border: 1px solid #d7deec;
  border-radius: var(--radius-sm); color: var(--text); font-family: var(--font-mono);
  font-size: 13px; outline: none; resize: vertical;
  transition: border-color .15s, box-shadow .15s, background .15s;
}
.cl-textarea:focus { background: #fff; border-color: var(--accent); box-shadow: 0 0 0 4px var(--accent-ring); }
.cl-textarea-ok  { background: var(--ok-bg); }
.cl-textarea-err { background: var(--err-bg); }

.cl-checkbox { display: flex; align-items: center; gap: 8px; font-size: 13px; color: var(--text-dim); margin: 10px 0; cursor: pointer; }
.cl-checkbox input { accent-color: var(--accent); width: 16px; height: 16px; }

.cl-note { margin-top: 16px; font-size: 12.5px; color: var(--text-faint); }

.cl-grid3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 12px; margin-top: 12px; }
.cl-grid3 .field label { font-size: 12.5px; }
@media (max-width: 560px) { .cl-grid3 { grid-template-columns: 1fr; } }

@media (max-width: 760px) {
  .cl-grid { grid-template-columns: 1fr; }
}

/* ---------------- Overlay + responsive ---------------- */

.tools-sidebar-overlay {
  display: none;
  position: fixed; inset: 0;
  background: rgba(13, 21, 38, .45);
  z-index: 25;
}
.tools-sidebar-overlay.is-open { display: block; }

@media (max-width: 860px) {
  .tools-topbar { padding: 0 16px; }
  .tools-menu-toggle { display: flex; }
  .tools-content { padding: 16px; }

  .tools-sidebar {
    position: fixed; top: 0; left: 0; height: 100vh;
    transform: translateX(-100%);
    transition: transform .2s ease;
    box-shadow: 0 0 40px rgba(13,21,38,.18);
  }
  .tools-sidebar.is-open { transform: translateX(0); }
}