/* ============================================================
   KaranPC Tools — Shared CSS
   Path: public_html/assets/css/tools.css
   ============================================================ */

/* ── GOOGLE FONTS ── */
@import url('https://fonts.googleapis.com/css2?family=Syne:wght@400;600;700;800&family=DM+Mono:wght@400;500&family=DM+Sans:wght@300;400;500&display=swap');

/* ── CSS VARIABLES ── */
:root {
  --kpc-green:       #1b5e20;
  --kpc-green-mid:   #2e7d32;
  --kpc-green-light: #4caf50;
  --kpc-accent:      #76c442;
  --kpc-accent2:     #ffb300;
  --kpc-card:        #162918;
  --kpc-card-dark:   #0d1a0e;
  --kpc-border:      #2a4a2c;
  --kpc-text:        #e8f5e9;
  --kpc-muted:       #81a882;
  --kpc-white:       #ffffff;
  --kpc-radius:      14px;
  --kpc-radius-lg:   20px;
  --kpc-shadow:      0 4px 24px rgba(0,0,0,0.35);
  --kpc-shadow-hover:0 8px 40px rgba(118,196,66,0.18);
  --kpc-font-head:   'Syne', sans-serif;
  --kpc-font-body:   'DM Sans', sans-serif;
  --kpc-font-mono:   'DM Mono', monospace;
}

/* ── TOOL PAGE WRAPPER ── */
.kpc-tool-wrap {
  width: 100%;
  max-width: 100%;
}

/* ── TOOL HERO ── */
.kpc-tool-hero {
  text-align: center;
  padding: 32px 20px 28px;
  margin-bottom: 28px;
  background: linear-gradient(135deg, var(--kpc-card) 0%, #0d1a0e 100%);
  border: 1px solid var(--kpc-border);
  border-radius: var(--kpc-radius-lg);
  position: relative;
  overflow: hidden;
}
.kpc-tool-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 80% 60% at 50% 0%, #76c44218 0%, transparent 70%);
  pointer-events: none;
}
.kpc-tool-badge {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  background: linear-gradient(135deg, var(--kpc-green), var(--kpc-green-mid));
  border: 1px solid var(--kpc-accent);
  border-radius: 50px;
  padding: 5px 16px;
  font-family: var(--kpc-font-head);
  font-weight: 700;
  font-size: 11px;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--kpc-accent);
  margin-bottom: 14px;
}
.kpc-tool-hero h1 {
  font-family: var(--kpc-font-head);
  font-weight: 800;
  font-size: clamp(1.6rem, 4vw, 2.4rem);
  line-height: 1.2;
  color: var(--kpc-white);
  margin-bottom: 10px;
}
.kpc-tool-hero h1 span { color: var(--kpc-accent); }
.kpc-tool-hero p {
  color: var(--kpc-muted);
  font-size: .92rem;
  line-height: 1.7;
  max-width: 600px;
  margin: 0 auto;
}

/* ── TOOL CARD ── */
.kpc-card {
  background: var(--kpc-card);
  border: 1px solid var(--kpc-border);
  border-radius: var(--kpc-radius-lg);
  padding: 28px;
  margin-bottom: 22px;
  transition: box-shadow .3s;
}
.kpc-card:hover { box-shadow: var(--kpc-shadow-hover); }
.kpc-card-title {
  font-family: var(--kpc-font-head);
  font-weight: 700;
  font-size: 1rem;
  color: var(--kpc-text);
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 8px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--kpc-border);
}

/* ── INPUTS ── */
.kpc-input {
  width: 100%;
  background: var(--kpc-card-dark);
  border: 1px solid var(--kpc-border);
  border-radius: var(--kpc-radius);
  padding: 12px 16px;
  color: var(--kpc-text);
  font-family: var(--kpc-font-body);
  font-size: 14px;
  outline: none;
  transition: border-color .2s;
}
.kpc-input:focus { border-color: var(--kpc-accent); }
.kpc-input-mono {
  font-family: var(--kpc-font-mono);
  letter-spacing: .5px;
  font-size: 13px;
}
.kpc-textarea {
  width: 100%;
  background: var(--kpc-card-dark);
  border: 1px solid var(--kpc-border);
  border-radius: var(--kpc-radius);
  padding: 12px 16px;
  color: var(--kpc-text);
  font-family: var(--kpc-font-mono);
  font-size: 13px;
  line-height: 1.6;
  resize: vertical;
  min-height: 160px;
  outline: none;
  transition: border-color .2s;
}
.kpc-textarea:focus { border-color: var(--kpc-accent); }

/* ── BUTTONS ── */
.kpc-btn {
  background: linear-gradient(135deg, var(--kpc-green-mid), var(--kpc-accent));
  border: none;
  border-radius: var(--kpc-radius);
  padding: 12px 22px;
  color: #fff;
  font-family: var(--kpc-font-head);
  font-weight: 700;
  font-size: 13px;
  cursor: pointer;
  transition: all .25s;
  white-space: nowrap;
  display: inline-flex;
  align-items: center;
  gap: 7px;
}
.kpc-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 22px rgba(118,196,66,0.3);
}
.kpc-btn:active { transform: translateY(0); }
.kpc-btn-full { width: 100%; justify-content: center; }
.kpc-btn-outline {
  background: transparent;
  border: 1px solid var(--kpc-border);
  border-radius: var(--kpc-radius);
  padding: 10px 18px;
  color: var(--kpc-muted);
  font-family: var(--kpc-font-head);
  font-weight: 600;
  font-size: 13px;
  cursor: pointer;
  transition: all .2s;
  white-space: nowrap;
}
.kpc-btn-outline:hover { border-color: var(--kpc-accent); color: var(--kpc-accent); }
.kpc-btn-sm {
  padding: 7px 14px;
  font-size: 12px;
  border-radius: 9px;
}
.kpc-btn-copy {
  background: var(--kpc-green);
  border: 1px solid var(--kpc-accent);
  border-radius: 8px;
  padding: 6px 12px;
  color: var(--kpc-accent);
  font-size: 11px;
  font-family: var(--kpc-font-head);
  font-weight: 600;
  cursor: pointer;
  transition: all .2s;
  white-space: nowrap;
}
.kpc-btn-copy:hover { background: var(--kpc-accent); color: #000; }

/* ── LABEL ── */
.kpc-label {
  display: block;
  font-size: 12px;
  color: var(--kpc-muted);
  margin-bottom: 7px;
  font-weight: 500;
}

/* ── SLIDER ── */
.kpc-slider {
  width: 100%;
  accent-color: var(--kpc-accent);
  cursor: pointer;
  height: 5px;
}
.kpc-slider-row {
  display: flex;
  align-items: center;
  gap: 12px;
}
.kpc-slider-val {
  background: var(--kpc-green);
  color: var(--kpc-accent);
  border-radius: 7px;
  padding: 3px 10px;
  font-family: var(--kpc-font-head);
  font-weight: 700;
  font-size: 13px;
  min-width: 40px;
  text-align: center;
  flex-shrink: 0;
}

/* ── CHECKBOX ITEM ── */
.kpc-check-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  background: var(--kpc-card-dark);
  border: 1px solid var(--kpc-border);
  border-radius: 11px;
  cursor: pointer;
  transition: all .2s;
  font-size: 13px;
  color: var(--kpc-muted);
  user-select: none;
}
.kpc-check-item:hover { border-color: var(--kpc-accent); background: #131f14; }
.kpc-check-item input[type=checkbox] { accent-color: var(--kpc-accent); width: 16px; height: 16px; cursor: pointer; }
.kpc-check-item.checked { border-color: var(--kpc-accent); color: var(--kpc-text); background: #162918; }

/* ── STRENGTH BARS ── */
.kpc-strength-bars {
  display: flex;
  gap: 5px;
}
.kpc-sbar {
  flex: 1;
  height: 5px;
  border-radius: 5px;
  background: var(--kpc-border);
  transition: background .35s;
}
.kpc-sbar.weak   { background: #f44336; }
.kpc-sbar.fair   { background: #ff9800; }
.kpc-sbar.good   { background: var(--kpc-accent2); }
.kpc-sbar.strong { background: var(--kpc-accent); }

/* ── OUTPUT BOX ── */
.kpc-output-box {
  background: var(--kpc-card-dark);
  border: 1px solid var(--kpc-border);
  border-radius: var(--kpc-radius);
  padding: 14px 16px;
  font-family: var(--kpc-font-mono);
  font-size: 13px;
  color: var(--kpc-accent);
  word-break: break-all;
  min-height: 48px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  transition: border-color .2s;
}
.kpc-output-box:hover { border-color: var(--kpc-accent); }
.kpc-output-text { flex: 1; }

/* ── PROGRESS ── */
.kpc-progress-bar {
  background: var(--kpc-border);
  border-radius: 6px;
  height: 8px;
  overflow: hidden;
}
.kpc-progress-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--kpc-accent), var(--kpc-accent2));
  border-radius: 6px;
  transition: width .5s cubic-bezier(.4,0,.2,1);
}

/* ── STAT CHIP ── */
.kpc-stat-row { display: flex; gap: 10px; flex-wrap: wrap; }
.kpc-stat {
  background: var(--kpc-card-dark);
  border: 1px solid var(--kpc-border);
  border-radius: 10px;
  padding: 8px 14px;
  font-size: 12px;
  color: var(--kpc-muted);
  flex: 1;
  min-width: 80px;
  text-align: center;
}
.kpc-stat strong {
  display: block;
  font-family: var(--kpc-font-head);
  font-weight: 700;
  font-size: 1.2rem;
  color: var(--kpc-accent);
  margin-bottom: 2px;
}

/* ── TAG/BADGE ── */
.kpc-tag {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  background: #1e3320;
  border: 1px solid var(--kpc-border);
  border-radius: 20px;
  padding: 4px 12px;
  font-size: 12px;
  color: var(--kpc-muted);
  cursor: pointer;
  transition: all .2s;
  user-select: none;
}
.kpc-tag:hover, .kpc-tag.on {
  background: var(--kpc-green);
  border-color: var(--kpc-accent);
  color: var(--kpc-accent);
}
.kpc-tag-row { display: flex; flex-wrap: wrap; gap: 7px; }

/* ── GRID HELPERS ── */
.kpc-grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.kpc-grid-3 { display: grid; grid-template-columns: repeat(3,1fr); gap: 14px; }
.kpc-grid-auto { display: grid; grid-template-columns: repeat(auto-fill, minmax(180px,1fr)); gap: 10px; }
@media(max-width:600px) {
  .kpc-grid-2 { grid-template-columns: 1fr; }
  .kpc-grid-3 { grid-template-columns: 1fr 1fr; }
}

/* ── FLEX HELPERS ── */
.kpc-flex { display: flex; gap: 10px; align-items: center; }
.kpc-flex-wrap { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; }

/* ── RESULT BOX ── */
.kpc-result {
  background: var(--kpc-card-dark);
  border: 1px solid var(--kpc-border);
  border-radius: var(--kpc-radius);
  padding: 18px;
  min-height: 100px;
  font-size: 13px;
  color: var(--kpc-muted);
  line-height: 1.6;
  transition: border-color .2s;
}
.kpc-result.has-result { border-color: var(--kpc-accent); }
.kpc-result-code { color: var(--kpc-accent2); font-weight: 700; font-size: 15px; display: block; margin-bottom: 6px; font-family: var(--kpc-font-mono); }
.kpc-result-title { color: var(--kpc-white); font-weight: 600; margin-bottom: 5px; }
.kpc-result-fix { color: var(--kpc-accent); }

/* ── CMD BOX ── */
.kpc-cmd {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  background: #060f07;
  border: 1px solid var(--kpc-border);
  border-radius: 8px;
  padding: 8px 12px;
  margin-bottom: 6px;
}
.kpc-cmd-text {
  font-family: var(--kpc-font-mono);
  font-size: 12px;
  color: var(--kpc-accent2);
  flex: 1;
  word-break: break-all;
}

/* ── UPLOAD ZONE ── */
.kpc-upload-zone {
  border: 2px dashed var(--kpc-border);
  border-radius: var(--kpc-radius-lg);
  padding: 36px 20px;
  text-align: center;
  cursor: pointer;
  transition: all .3s;
  position: relative;
  overflow: hidden;
}
.kpc-upload-zone:hover, .kpc-upload-zone.drag {
  border-color: var(--kpc-accent);
  background: #131f14;
}
.kpc-upload-zone input[type=file] {
  position: absolute;
  inset: 0;
  opacity: 0;
  cursor: pointer;
  width: 100%;
  height: 100%;
}

/* ── CONTENT SECTION ── */
.kpc-content { margin-top: 24px; }
.kpc-content h2 {
  font-family: var(--kpc-font-head);
  font-weight: 700;
  font-size: 1.3rem;
  color: var(--kpc-text);
  margin-bottom: 14px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--kpc-border);
}
.kpc-content h3 {
  font-family: var(--kpc-font-head);
  font-weight: 700;
  font-size: 1rem;
  color: var(--kpc-accent);
  margin: 20px 0 9px;
}
.kpc-content p {
  color: var(--kpc-muted);
  font-size: .92rem;
  line-height: 1.8;
  margin-bottom: 12px;
}
.kpc-content ul {
  color: var(--kpc-muted);
  font-size: .92rem;
  line-height: 1.8;
  padding-left: 18px;
  margin-bottom: 12px;
}
.kpc-content ul li { margin-bottom: 5px; }
.kpc-content ul li strong { color: var(--kpc-text); }
.kpc-tip {
  background: #0d1a0e;
  border: 1px solid var(--kpc-accent);
  border-radius: 11px;
  padding: 14px 18px;
  margin: 14px 0;
  display: flex;
  gap: 10px;
  align-items: flex-start;
}
.kpc-tip p { margin: 0; color: var(--kpc-text); font-size: .9rem; }

/* ── FAQ ── */
.kpc-faq {
  background: var(--kpc-card);
  border: 1px solid var(--kpc-border);
  border-radius: 11px;
  margin-bottom: 9px;
  overflow: hidden;
}
.kpc-faq-q {
  padding: 14px 18px;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-weight: 600;
  font-size: .93rem;
  color: var(--kpc-text);
}
.kpc-faq-q:hover { color: var(--kpc-accent); }
.kpc-faq-q .icon { color: var(--kpc-accent); font-size: 18px; transition: transform .3s; }
.kpc-faq.open .kpc-faq-q .icon { transform: rotate(45deg); }
.kpc-faq-a { padding: 0 18px 14px; color: var(--kpc-muted); font-size: .9rem; line-height: 1.7; display: none; }
.kpc-faq.open .kpc-faq-a { display: block; }

/* ── HISTORY LIST ── */
.kpc-history { display: flex; flex-direction: column; gap: 6px; max-height: 160px; overflow-y: auto; }
.kpc-history-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding: 7px 11px;
  background: var(--kpc-card-dark);
  border: 1px solid var(--kpc-border);
  border-radius: 8px;
  font-family: var(--kpc-font-mono);
  font-size: 12px;
  color: var(--kpc-muted);
}

/* ── CHECKLIST ITEM ── */
.kpc-cl-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 12px 16px;
  cursor: pointer;
  transition: background .2s;
  border-bottom: 1px solid #1a2e1c;
  user-select: none;
}
.kpc-cl-item:last-child { border-bottom: none; }
.kpc-cl-item:hover { background: #1a2e1c; }
.kpc-cl-cb {
  width: 20px; height: 20px;
  border-radius: 6px;
  border: 2px solid var(--kpc-border);
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
  margin-top: 1px;
  transition: all .2s;
  font-size: 12px;
  color: #000;
}
.kpc-cl-item.done .kpc-cl-cb { background: var(--kpc-accent); border-color: var(--kpc-accent); }
.kpc-cl-item.done h4 { text-decoration: line-through; color: var(--kpc-muted); }
.kpc-cl-item h4 { font-size: .93rem; font-weight: 500; color: var(--kpc-text); margin-bottom: 3px; transition: color .2s; }
.kpc-cl-item p { font-size: .82rem; color: var(--kpc-muted); line-height: 1.5; }
.kpc-badge-req  { background:#1b3620; border:1px solid var(--kpc-accent); color:var(--kpc-accent); display:inline-block; padding:2px 8px; border-radius:10px; font-size:10px; font-weight:700; margin-top:3px; flex-shrink:0; }
.kpc-badge-rec  { background:#1a2e1a; border:1px solid var(--kpc-muted); color:var(--kpc-muted); display:inline-block; padding:2px 8px; border-radius:10px; font-size:10px; font-weight:700; margin-top:3px; flex-shrink:0; }
.kpc-badge-opt  { background:#1a1f1a; border:1px solid #3a4a3a; color:#5a6a5a; display:inline-block; padding:2px 8px; border-radius:10px; font-size:10px; font-weight:700; margin-top:3px; flex-shrink:0; }

/* ── BROWSE GRID ── */
.kpc-browse-card {
  background: var(--kpc-card);
  border: 1px solid var(--kpc-border);
  border-radius: 11px;
  padding: 13px;
  text-align: center;
  cursor: pointer;
  transition: all .2s;
}
.kpc-browse-card:hover { border-color: var(--kpc-accent); transform: translateY(-3px); }
.kpc-browse-card .ext { font-family: var(--kpc-font-mono); font-weight: 700; color: var(--kpc-accent); display: block; margin-bottom: 4px; }
.kpc-browse-card .ext-name { font-size: 11px; color: var(--kpc-muted); }

/* ── ERROR RESULT ── */
.kpc-err-header {
  background: linear-gradient(135deg, #1a0505, #120303);
  padding: 18px 22px;
  border-bottom: 1px solid var(--kpc-border);
  display: flex;
  align-items: center;
  gap: 14px;
}
.kpc-err-code { font-family: var(--kpc-font-mono); font-size: 1rem; font-weight: 700; color: var(--kpc-accent2); display: block; margin-bottom: 3px; }
.kpc-err-name { font-family: var(--kpc-font-head); font-weight: 700; font-size: 1rem; color: #fff; }
.kpc-fix-step {
  display: flex;
  gap: 11px;
  align-items: flex-start;
  padding: 11px;
  background: #0d0505;
  border: 1px solid var(--kpc-border);
  border-radius: 9px;
  margin-bottom: 8px;
}
.kpc-fix-num {
  background: #c62828;
  color: #fff;
  width: 22px; height: 22px;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--kpc-font-head);
  font-weight: 700;
  font-size: 11px;
  flex-shrink: 0;
}

/* ── CANVAS / CIRCLE CROPPER ── */
.kpc-canvas-ring {
  position: absolute;
  inset: -3px;
  border-radius: 50%;
  border: 2px solid var(--kpc-accent);
  pointer-events: none;
  animation: kpcRingPulse 2s ease-in-out infinite;
}
@keyframes kpcRingPulse { 0%,100%{box-shadow:0 0 0 0 rgba(118,196,66,.4)} 50%{box-shadow:0 0 0 8px rgba(118,196,66,0)} }
.kpc-size-btn {
  background: var(--kpc-card-dark);
  border: 1px solid var(--kpc-border);
  border-radius: 10px;
  padding: 9px 14px;
  text-align: center;
  cursor: pointer;
  transition: all .2s;
  font-size: 13px;
  color: var(--kpc-muted);
}
.kpc-size-btn:hover, .kpc-size-btn.active { background: var(--kpc-green); border-color: var(--kpc-accent); color: #fff; }

/* ── TOAST ── */
.kpc-toast {
  position: fixed;
  bottom: 28px;
  left: 50%;
  transform: translateX(-50%) translateY(16px);
  background: var(--kpc-accent);
  color: #000;
  font-family: var(--kpc-font-head);
  font-weight: 700;
  font-size: 13px;
  padding: 9px 22px;
  border-radius: 50px;
  opacity: 0;
  transition: all .3s;
  pointer-events: none;
  z-index: 99999;
  white-space: nowrap;
}
.kpc-toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }

/* ── ANIMATIONS ── */
@keyframes kpcFadeUp   { from{opacity:0;transform:translateY(24px)} to{opacity:1;transform:translateY(0)} }
@keyframes kpcFadeDown { from{opacity:0;transform:translateY(-18px)} to{opacity:1;transform:translateY(0)} }
.kpc-anim-up   { animation: kpcFadeUp .45s ease both; }
.kpc-anim-down { animation: kpcFadeDown .45s ease both; }
.kpc-delay-1 { animation-delay: .08s }
.kpc-delay-2 { animation-delay: .16s }
.kpc-delay-3 { animation-delay: .24s }

/* ── SCROLLBAR ── */
.kpc-history::-webkit-scrollbar,
.kpc-checklist::-webkit-scrollbar { width: 5px; }
.kpc-history::-webkit-scrollbar-thumb,
.kpc-checklist::-webkit-scrollbar-thumb { background: var(--kpc-green-mid); border-radius: 3px; }

/* ── RESPONSIVE ── */
@media(max-width:768px) {
  .kpc-card { padding: 18px; }
  .kpc-tool-hero { padding: 22px 16px 20px; }
}