.tool-page-head {
  margin-bottom: 28px;
}

.section-kicker {
  display: inline-block;
  padding: 8px 14px;
  border: var(--border);
  box-shadow: var(--shadow-sm);
  border-radius: 999px;
  background: var(--card);
  font-weight: 900;
  margin-bottom: 14px;
}

.tool-page-head h1 {
  margin: 0 0 12px;
  font-size: clamp(2.2rem, 4vw, 3.6rem);
  line-height: 1;
}

.tool-page-head p {
  margin: 0;
  font-size: 1.05rem;
  line-height: 1.7;
  max-width: 760px;
}


.tool-main-card,
.tool-preview-card {
  background: var(--card);
  border: var(--border);
  box-shadow: var(--shadow);
  border-radius: 28px;
  padding: 28px;
}

.canvas-wrap {
  background: var(--bg-alt);
  border: var(--border);
  box-shadow: var(--shadow-sm);
  border-radius: 20px;
  padding: 18px;
}

#mergeBtn {
    display: flex;
    align-items: center;
    justify-content: center;

    min-height: 58px;
    padding: 16px;

    font-size: 16px;
    font-weight: 900;
    line-height: 1;

    background: var(--blue);
    border: var(--border);
    border-radius: 16px;
    box-shadow: var(--shadow-sm);

    cursor: pointer;
}


/* responsive */
@media (max-width: 1100px) {
  .tool-shell {
    grid-template-columns: 1fr;
  }

  .mega-dropdown {
    min-width: 100%;
    width: min(100vw - 60px, 700px);
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 700px) {
  .mega-dropdown {
    width: 100%;
    min-width: 100%;
    grid-template-columns: 1fr;
    padding: 14px;
  }

  .buttons {
    flex-direction: column;
  }

  .footer-wrap {
    flex-direction: column;
    align-items: flex-start;
  }
}

@media (max-width: 560px) {
  .section {
    padding: 50px 0;
  }

  .nav-wrap {
    padding: 12px 14px;
  }

  .logo-badge {
    width: 40px;
    height: 40px;
  }

  .tool-main-card,
  .tool-preview-card {
    padding: 20px;
  }
}

/* QUALITY BOX */
.quality-box {
  margin-bottom: 22px;
  padding: 18px;
  background: var(--bg-alt);
  border: var(--border);
  box-shadow: var(--shadow-sm);
  border-radius: 18px;
}

.quality-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 14px;
}

#qualityLabel {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 86px;
  padding: 8px 12px;
  background: var(--yellow);
  border: var(--border);
  border-radius: 999px;
  box-shadow: var(--shadow-sm);
  font-weight: 900;
}



/* webkit thumb */
#qualitySlider::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--blue);
  border: 3px solid #111;
  box-shadow: 3px 3px 0 #111;
  cursor: pointer;
}

/* firefox thumb */
#qualitySlider::-moz-range-thumb {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--blue);
  border: 3px solid #111;
  box-shadow: 3px 3px 0 #111;
  cursor: pointer;
}

.quality-scale {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
  font-size: 0.9rem;
  font-weight: 800;
  text-align: center;
}


.password-box{
    position:relative;
}

.password-box input{
    width:100%;
    padding-right:50px;
}

.password-box button{
    position:absolute;
    right:12px;
    top:50%;
    transform:translateY(-50%);
    border:none;
    background:none;
    cursor:pointer;
    font-size:18px;
}

  @keyframes spin { 100% { transform: rotate(360deg); } }
        /* Light style hooks for JS-injected thumb elements to match aesthetic */
        .thumbCard { background: #fff; border: var(--border); border-radius: 12px; padding: 8px; text-align: center; cursor: pointer; position: relative; transition: transform 0.1s; }
        .thumbCard:hover { transform: translateY(-3px); }
        .thumbCard.selected { background: var(--yellow); box-shadow: 4px 4px 0 #111; border-color: #111; }
        .thumbCard .checkDot { position: absolute; top: 6px; right: 6px; width: 20px; height: 20px; background: var(--green); border: 2px solid #111; border-radius: 50%; color: #111; font-size: 12px; display: none; align-items: center; justify-content: center; font-weight: bold; }
        .thumbCard.selected .checkDot { display: flex; }
        .thumbCard canvas { max-width: 100%; height: auto; border: 2px solid #eee; border-radius: 6px; margin-bottom: 8px; }
        .thumbCard .pNum { font-weight: 800; font-size: 0.85rem; }
        .resultItem { display: flex; align-items: center; justify-content: space-between; gap: 12px; background: #fff; border: var(--border); padding: 12px; border-radius: 12px; }
        .resultItem .rInfo { display: flex; align-items: center; gap: 10px; overflow: hidden; }
        .resultItem .rName { font-weight: 700; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; max-width: 150px; font-size: 0.9rem; }
        .resultItem .rMeta { font-size: 0.8rem; opacity: 0.7; font-weight: 600; }
        .resultItem .rDownload { background: var(--blue); border: 2px solid #111; padding: 6px 12px; border-radius: 8px; font-weight: 700; font-size: 0.8rem; text-decoration: none; color: #111; white-space: nowrap; box-shadow: 2px 2px 0 #111;}
        .resultItem .rDownload:active { transform: translate(2px, 2px); box-shadow: none; }
        .file-sort-item {
            display: flex;
            align-items: center;
            justify-content: space-between;
            background: #fff;
            border: var(--border);
            padding: 10px 14px;
            border-radius: 10px;
            cursor: grab;
            transition: transform 0.1s;
        }
        .file-sort-item:active {
            cursor: grabbing;
            transform: scale(0.98);
            background: #f8f9fa;
        }
        .file-sort-item .file-details {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-grow: 1;
            overflow: hidden;
        }
        .file-sort-item .drag-handle {
            font-size: 1.2rem;
            opacity: 0.4;
            cursor: grab;
        }
        .file-sort-item .file-name {
            font-weight: 700;
            font-size: 0.9rem;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }
        .file-sort-item .file-size {
            font-size: 0.8rem;
            opacity: 0.7;
            font-weight: 600;
        }
        .file-sort-item .remove-file {
            background: none;
            border: none;
            color: var(--red);
            font-size: 1rem;
            cursor: pointer;
            padding: 4px 8px;
            font-weight: bold;
            opacity: 0.6;
        }
        .file-sort-item .remove-file:hover {
            opacity: 1;
            background: #ffe3e3;
            border-radius: 6px;
        }
        
        /* Result Box Formatting */
        .resultItem { display: flex; align-items: center; justify-content: space-between; gap: 12px; background: #fff; border: var(--border); padding: 14px; border-radius: 12px; }
        .resultItem .rInfo { display: flex; align-items: center; gap: 12px; overflow: hidden; }
        .resultItem .rName { font-weight: 800; font-size: 0.95rem; word-break: break-all; }
        .resultItem .rMeta { font-size: 0.85rem; opacity: 0.7; font-weight: 600; margin-top: 2px; }