@charset "UTF-8";
@import url("tool-shell.css");

/* zktool 工具页公共组件：面板、表单、按钮、输出区等内容组件。
   页面骨架（reset/背景/返回条/标题/seo-notes）在 tool-shell.css。 */

.tool-grid {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(320px, 0.85fr);
    gap: 1rem;
    align-items: stretch;
}

/* 两栏纵向弹性布局：主输入区与结果区各自撑满整行高度，底边始终对齐 */
.tool-grid > section.panel,
.tool-grid > aside {
    display: flex;
    flex-direction: column;
    min-width: 0;
}

.tool-grid > aside { gap: 1rem; }
.tool-grid > aside > .panel + .panel { margin-top: 0; }

/* 每栏第一个面板作为弹性主体，吸收高度差 */
.tool-grid > aside > .panel:first-child {
    flex: 1;
    display: flex;
    flex-direction: column;
    min-height: 0;
}

.tool-grid > aside > .panel:first-child > .output {
    flex: 1;
    min-height: 8rem;
    max-height: 60vh;
}

/* 左栏为单面板时，让 textarea 弹性伸展填满 */
.tool-grid > section.panel > textarea {
    flex: 1;
    min-height: 14rem;
}

.panel {
    min-width: 0;
    padding: 1.15rem;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background: var(--surface);
    box-shadow: var(--shadow-sm);
}

.panel + .panel { margin-top: 1rem; }

.panel h2 {
    display: flex;
    align-items: center;
    gap: 0.45rem;
    margin-bottom: 0.85rem;
    color: var(--text-2);
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

.row { display: flex; flex-wrap: wrap; align-items: center; gap: 0.65rem; margin-bottom: 0.8rem; }
.row:last-child { margin-bottom: 0; }
.row .hint { margin-top: 0; }

/* 面板内的操作行与上方输入/输出保持呼吸感；标题首行和连续表单行不叠加间距。 */
.panel > .row { margin-top: 0.8rem; }
.panel > h2 + .row,
.panel > .row:first-child,
.panel > .row + .row { margin-top: 0; }

.grow { flex: 1; min-width: 0; }
.w-8 { width: 8rem; }
.min-h-4 { min-height: 4rem; }
.min-h-5 { min-height: 5rem; }
.min-h-6 { min-height: 6rem; }
.min-h-8 { min-height: 8rem; }

label, .label { color: var(--text-2); font-size: 0.86rem; }
label > input, label > select, label > textarea { margin-top: 0.3rem; }

input, textarea, select {
    width: 100%;
    min-width: 0;
    font: inherit;
    border: 1px solid var(--border);
    border-radius: 10px;
    background: var(--bg-soft);
    color: var(--text);
    outline: none;
    transition: border-color 0.2s, box-shadow 0.2s, background 0.2s;
}

input, select { min-height: 2.5rem; padding: 0.55rem 0.75rem; }

input[type="checkbox"], input[type="radio"] {
    width: auto;
    min-height: 0;
    padding: 0;
    margin-right: 0.35rem;
    accent-color: var(--brand);
    vertical-align: -0.1em;
}

input[type="color"] {
    width: 3.2rem;
    flex: 0 0 auto;
    padding: 0.25rem;
    cursor: pointer;
}

textarea {
    min-height: 14rem;
    padding: 0.75rem 0.85rem;
    resize: vertical;
    font-family: var(--mono);
    font-size: 0.88rem;
    line-height: 1.65;
}

input:focus, textarea:focus, select:focus {
    border-color: var(--brand-ring);
    box-shadow: 0 0 0 3px var(--brand-ring-soft);
}

input:disabled, textarea:disabled, select:disabled, .btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.4rem;
    min-height: 2.5rem;
    padding: 0.55rem 0.95rem;
    border: 1px solid var(--border);
    border-radius: 10px;
    background: var(--surface);
    color: var(--text-2);
    font: inherit;
    font-size: 0.86rem;
    font-weight: 650;
    white-space: nowrap;
    cursor: pointer;
    box-shadow: var(--shadow-sm);
    transition: color 0.2s, border-color 0.2s, background 0.2s, transform 0.2s var(--ease);
}

.btn:hover, .btn:focus-visible {
    color: var(--text);
    border-color: var(--border-hover);
    background: var(--surface-hover);
    outline: none;
}

.btn:focus-visible { box-shadow: 0 0 0 3px var(--brand-ring-soft); }
.btn:active { transform: scale(0.98); }
.btn.primary { color: var(--brand); border-color: var(--brand-ring-soft); background: var(--brand-soft); }
.btn.danger { color: var(--danger); border-color: var(--danger-border); background: var(--danger-soft); }

.output {
    min-height: 10rem;
    padding: 0.8rem 0.9rem;
    border: 1px solid var(--border);
    border-radius: 10px;
    background: var(--bg-soft);
    color: var(--text);
    font-family: var(--mono);
    font-size: 0.86rem;
    line-height: 1.7;
    white-space: pre-wrap;
    overflow: auto;
    word-break: break-word;
}

.chips { display: flex; flex-wrap: wrap; gap: 0.45rem; }
.chip {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    padding: 0.28rem 0.65rem;
    border: 1px solid var(--border);
    border-radius: 999px;
    background: var(--surface);
    color: var(--text-2);
    font-family: var(--mono);
    font-size: 0.76rem;
}

.hint { margin-top: 0.7rem; color: var(--text-3); font-size: 0.8rem; }
.ok { color: var(--ok); }
.bad { color: var(--danger); }
.warn { color: var(--warn); }
.mono { font-family: var(--mono); }

table { width: 100%; border-collapse: collapse; }
th, td { padding: 0.55rem 0.6rem; border-bottom: 1px solid var(--border); text-align: left; font-size: 0.86rem; word-break: break-word; }
th { color: var(--text-3); font-size: 0.72rem; letter-spacing: 0.08em; text-transform: uppercase; }
tr:last-child td { border-bottom: 0; }

@media (max-width: 860px) {
    .tool-grid { grid-template-columns: 1fr; }
    .tool-grid > aside > .panel:first-child { flex: none; }
    .tool-grid > aside > .panel:first-child > .output { flex: none; max-height: none; }
    .tool-grid > section.panel > textarea { flex: none; }
    .panel { padding: 1rem; border-radius: 14px; }
    .btn { flex: 1 1 auto; }
    .row { align-items: stretch; }
    textarea { min-height: 12rem; }
}