/* ============================================
   铁腕 - 组件样式
   包含：按钮、输入框、徽章、卡片等通用组件
   ============================================ */

/* 按钮样式 */
.btn-login {
    color: var(--color-text-secondary);
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    cursor: pointer;
    background: none;
    border: none;
    font-family: inherit;
    text-decoration: none;
}

.btn-login:hover { 
    color: var(--color-text-primary); 
}

.btn-primary-nav {
    background: var(--color-primary);
    color: #fff;
    padding: 10px 22px;
    border-radius: var(--radius-md);
    font-size: 12px;
    font-weight: 700;
    cursor: pointer;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border: none;
    font-family: inherit;
    transition: background 0.2s;
    text-decoration: none;
}

.btn-primary-nav:hover { 
    background: #3b82f6; 
}

.btn-hero-primary {
    background: var(--color-primary);
    color: #fff;
    padding: 14px 28px;
    border-radius: var(--radius-md);
    font-size: 13px;
    font-weight: 700;
    cursor: pointer;
    text-transform: uppercase;
    letter-spacing: 0.8px;
    border: none;
    font-family: inherit;
    transition: all 0.2s;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    text-decoration: none;
}

.btn-hero-primary:hover {
    background: #3b82f6;
    transform: translateY(-1px);
}

.btn-hero-secondary {
    background: transparent;
    color: var(--color-text-primary);
    padding: 14px 28px;
    border-radius: var(--radius-md);
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    text-transform: uppercase;
    letter-spacing: 0.8px;
    border: 1.5px solid #ccc;
    font-family: inherit;
    transition: all 0.2s;
    display: inline-flex;
    align-items: center;
}

.btn-hero-secondary:hover {
    border-color: #999;
    background: rgba(0, 0, 0, 0.02);
}

/* Demo Window */
.demo-window {
    position: relative;
    z-index: 10;
    background: var(--color-bg-dark);
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-window);
}

.demo-window-shadow {
    position: absolute;
    bottom: -12px;
    left: 12px;
    right: -12px;
    height: 100%;
    background: var(--color-bg-dark);
    border-radius: 0;
    z-index: -1;
}

/* Demo Titlebar */
.demo-titlebar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 11px 16px;
    background: var(--color-bg-header);
    border-bottom: 1px solid rgba(255, 255, 255, 0.07);
    border-radius: var(--radius-xl) var(--radius-xl) 0 0;
}

.demo-titlebar-left {
    display: flex;
    align-items: center;
    gap: 10px;
}

.demo-brand {
    display: flex;
    align-items: center;
    gap: 6px;
    color: #fff;
    font-size: 13px;
    font-weight: 700;
}

.demo-brand svg { 
    width: 44px; 
    height: 44px; 
}

.demo-brand-badge {
    font-size: 9.5px;
    color: var(--color-text-dark-muted);
    letter-spacing: 0.3px;
}

.demo-titlebar-right {
    display: flex;
    align-items: center;
    gap: 14px;
}

.questions-badge {
    background: var(--color-brand-yellow);
    color: #000;
    padding: 4px 12px;
    border-radius: var(--radius-sm);
    font-size: 10px;
    font-weight: 800;
    letter-spacing: 0.5px;
}

.clear-btn {
    color: var(--color-text-dark-muted);
    font-size: 10px;
    font-weight: 600;
    letter-spacing: 0.8px;
    text-transform: uppercase;
    cursor: pointer;
}
.clear-btn:hover { 
    color: #aaa; 
}

/* Demo Body */
.demo-body {
    padding: 18px 20px;
    background: #fff;
}

/* Demo Input */
.demo-input-bar {
    display: flex;
    gap: 8px;
    padding: 12px 14px;
    background: var(--color-bg-header);
    border-top: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: 0 0 var(--radius-xl) var(--radius-xl);
}

.demo-input-field {
    flex: 1;
    padding: 10px 14px;
    background: var(--color-bg-input);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: var(--radius-md);
    color: var(--color-text-muted);
    font-size: 12.5px;
    font-family: var(--font-family);
    outline: none;
}

.demo-input-field::placeholder { 
    color: #666; 
}

.demo-send-btn {
    width: 38px;
    height: 38px;
    background: #444;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    color: var(--color-text-muted);
    font-size: 14px;
    flex-shrink: 0;
}
.demo-send-btn:hover { 
    background: #555; 
}

/* Task Type Selector Button */
.task-type-btn {
    width: 38px;
    height: 38px;
    background: var(--color-brand);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    color: #fff;
    font-size: 20px;
    font-weight: 300;
    flex-shrink: 0;
    border: none;
    transition: all 0.2s;
}
.task-type-btn:hover {
    background: var(--color-brand-dark);
    transform: scale(1.05);
}

/* Task Section Label */
.task-section-label {
    font-size: 10px;
    font-weight: 700;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    color: var(--color-text-muted);
    margin-bottom: 10px;
    padding-bottom: 6px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}