/**
 * PeacePurr 公共组件库（V2.0 §5.5）
 * 统一 .pp-* class，全站复用；颜色/圆角/阴影走 :root 变量。
 */

/* === 按钮 === */
.pp-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    min-height: 50px;
    padding: 0 28px;
    font-size: 14px;
    font-weight: 700;
    letter-spacing: 0.02em;
    color: var(--pp-ivory-100);
    background: var(--pp-primary-700);
    border: 2px solid var(--pp-primary-700);
    border-radius: var(--pp-radius-md);
    cursor: pointer;
    text-decoration: none;
    box-shadow: var(--pp-shadow-sm);
    transition: background 0.2s ease, transform 0.2s cubic-bezier(0.22, 1, 0.36, 1), box-shadow 0.2s ease;
}

.pp-btn:hover {
    background: var(--pp-primary-900);
    border-color: var(--pp-primary-900);
    color: var(--pp-ivory-100);
    transform: translateY(-1px);
    box-shadow: var(--pp-shadow-md);
}

.pp-btn:active {
    transform: translateY(0);
}

.pp-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

/* 次按钮：奶油白底 + 深绿边框文字 */
.pp-btn--outline {
    color: var(--pp-primary-700);
    background: var(--pp-cream-000);
    border-color: var(--pp-primary-700);
}

.pp-btn--outline:hover {
    background: var(--pp-primary-100);
    color: var(--pp-primary-900);
    border-color: var(--pp-primary-700);
}

.pp-btn--small {
    min-height: 38px;
    padding: 0 18px;
    font-size: 12px;
}

.pp-btn--block {
    width: 100%;
}

/* === 文本链接（深绿 + Hover 金下划线）=== */
.pp-link {
    color: var(--pp-primary-700);
    text-decoration: none;
    font-weight: 600;
}

.pp-link:hover {
    color: var(--pp-primary-900);
    text-decoration: underline;
    text-decoration-color: var(--pp-accent-500);
    text-underline-offset: 3px;
}

/* === 卡片（奶油白底 + 浅边框 + 小阴影 + 大圆角）=== */
.pp-card {
    background: var(--pp-cream-000);
    border: 1px solid var(--pp-border);
    border-radius: var(--pp-radius-lg);
    box-shadow: var(--pp-shadow-sm);
    padding: 24px;
}

.pp-card--tight {
    padding: 18px;
}

/* === Badge === */
.pp-badge {
    display: inline-flex;
    align-items: center;
    font-size: 10px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    padding: 3px 10px;
    border-radius: 999px;
}

.pp-badge--gold {
    background: var(--pp-accent-100);
    color: var(--pp-accent-700);
}

.pp-badge--green {
    background: var(--pp-primary-100);
    color: var(--pp-primary-700);
}

/* === 表单 === */
.pp-field {
    display: block;
    margin-bottom: 16px;
}

.pp-field__label {
    display: block;
    font-size: 13px;
    font-weight: 600;
    color: var(--pp-text-900);
    margin-bottom: 6px;
}

.pp-field__hint {
    font-size: 12px;
    color: var(--pp-text-600);
    margin-top: 4px;
}

.pp-field__error {
    font-size: 12px;
    color: var(--pp-error);
    margin-top: 4px;
}

.pp-input,
.pp-field input[type="text"],
.pp-field input[type="email"],
.pp-field input[type="tel"],
.pp-field input[type="password"],
.pp-field textarea,
.pp-field select {
    width: 100%;
    min-height: 50px;
    padding: 12px 14px;
    font-size: 15px;
    color: var(--pp-text-900);
    background: var(--pp-cream-000);
    border: 1px solid var(--pp-border);
    border-radius: var(--pp-radius-sm);
    box-sizing: border-box;
}

.pp-field input:focus,
.pp-field textarea:focus,
.pp-field select:focus {
    outline: none;
    border-color: var(--pp-primary-700);
    box-shadow: 0 0 0 3px rgba(var(--pp-primary-900-rgb), 0.12);
}

.pp-field input.pp-input--error,
.pp-field textarea.pp-input--error {
    border-color: var(--pp-error);
}

/* === Accordion（FAQ 统一组件）=== */
.pp-accordion {
    border: 1px solid var(--pp-border);
    border-radius: var(--pp-radius-md);
    overflow: hidden;
    background: var(--pp-cream-000);
}

.pp-accordion__item {
    border-bottom: 1px solid var(--pp-border);
}

.pp-accordion__item:last-child {
    border-bottom: none;
}

.pp-accordion__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    width: 100%;
    padding: 16px 20px;
    background: none;
    border: none;
    cursor: pointer;
    font-size: 15px;
    font-weight: 600;
    color: var(--pp-text-900);
    text-align: left;
}

.pp-accordion__icon {
    flex-shrink: 0;
    width: 18px;
    height: 18px;
    position: relative;
    transition: transform 0.2s ease;
}

.pp-accordion__icon::before,
.pp-accordion__icon::after {
    content: "";
    position: absolute;
    background: var(--pp-primary-700);
    border-radius: 2px;
}

.pp-accordion__icon::before {
    top: 50%;
    left: 0;
    right: 0;
    height: 2px;
    transform: translateY(-50%);
}

.pp-accordion__icon::after {
    left: 50%;
    top: 0;
    bottom: 0;
    width: 2px;
    transform: translateX(-50%);
    transition: transform 0.2s ease;
}

.pp-accordion__item.is-open .pp-accordion__icon::after {
    transform: translateX(-50%) scaleY(0);
}

.pp-accordion__panel {
    padding: 0 20px 18px;
    font-size: 14px;
    color: var(--pp-text-600);
    line-height: 1.65;
}

.pp-accordion__panel[hidden] {
    display: none;
}