/* 微信昵称生成器 - 软糯甜点风格 */

@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+SC:wght@400;500;700;900&display=swap');

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --cream: #fff6ef;
    --cream-2: #fdeee2;
    --ink: #5b463b;
    --ink-soft: #8a7568;
    --muted: #b6a498;
    --line: #f0e2d6;
    --peach: #f6a58a;
    --peach-deep: #ef8b6c;
    --pink: #f7b9c4;
    --matcha: #b8cfa0;
    --cream-card: #ffffff;
    --shadow: 0 18px 44px rgba(180, 130, 100, 0.16);
    --shadow-soft: 0 8px 22px rgba(180, 130, 100, 0.12);
}

html {
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
}

body {
    font-family: 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'PingFang SC', sans-serif;
    background: linear-gradient(160deg, #fff8f2 0%, #fdeee5 55%, #fae7ea 100%);
    color: var(--ink);
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 40px 20px;
    line-height: 1.7;
    position: relative;
    overflow-x: hidden;
}

/* 背景柔光斑点 */
.blob {
    position: fixed;
    border-radius: 50%;
    filter: blur(60px);
    opacity: 0.5;
    z-index: 0;
    pointer-events: none;
}

.blob-1 {
    width: 320px;
    height: 320px;
    background: #ffd9c4;
    top: -80px;
    left: -60px;
    animation: drift 16s ease-in-out infinite;
}

.blob-2 {
    width: 280px;
    height: 280px;
    background: #ffc9d6;
    bottom: -70px;
    right: -50px;
    animation: drift 20s ease-in-out infinite reverse;
}

.blob-3 {
    width: 220px;
    height: 220px;
    background: #d9ecc4;
    top: 45%;
    right: 8%;
    opacity: 0.35;
    animation: drift 24s ease-in-out infinite;
}

@keyframes drift {
    0%, 100% { transform: translate(0, 0) scale(1); }
    50% { transform: translate(30px, -25px) scale(1.08); }
}

/* 页面容器 */
.page {
    position: relative;
    z-index: 10;
    width: 100%;
    max-width: 440px;
    display: flex;
    flex-direction: column;
    align-items: center;
}

/* 头部 */
.header {
    margin-bottom: 28px;
    text-align: center;
}

.badge {
    display: inline-block;
    padding: 6px 16px;
    background: #fff;
    border-radius: 999px;
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--peach-deep);
    box-shadow: var(--shadow-soft);
    margin-bottom: 18px;
    letter-spacing: 0.5px;
}

.tagline {
    font-size: 1.7rem;
    font-weight: 900;
    color: var(--ink);
    letter-spacing: 1px;
    line-height: 1.4;
}

.subtitle {
    font-size: 0.9rem;
    color: var(--ink-soft);
    margin-top: 10px;
    letter-spacing: 0.5px;
}

/* 卡片 */
.card {
    width: 100%;
    background: var(--cream-card);
    border-radius: 28px;
    padding: 32px 28px;
    box-shadow: var(--shadow);
    position: relative;
}

/* 卡片顶部小装饰点 */
.card::before {
    content: '';
    position: absolute;
    top: 18px;
    right: 24px;
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--pink);
    box-shadow: 18px 6px 0 -2px var(--matcha), 32px -2px 0 -3px var(--peach);
}

/* 表单字段 */
.fields {
    display: flex;
    flex-direction: column;
    gap: 18px;
    margin-bottom: 26px;
}

.field label {
    display: block;
    font-size: 0.82rem;
    color: var(--ink-soft);
    margin-bottom: 8px;
    margin-left: 4px;
    font-weight: 500;
    letter-spacing: 0.5px;
}

.select-wrap {
    position: relative;
}

.select-wrap::after {
    content: '';
    position: absolute;
    top: 50%;
    right: 16px;
    width: 10px;
    height: 10px;
    border-right: 2px solid var(--peach-deep);
    border-bottom: 2px solid var(--peach-deep);
    transform: translateY(-65%) rotate(45deg);
    pointer-events: none;
}

.field select {
    width: 100%;
    padding: 13px 16px;
    font-family: inherit;
    font-size: 0.95rem;
    color: var(--ink);
    background: var(--cream);
    border: 2px solid transparent;
    border-radius: 16px;
    appearance: none;
    cursor: pointer;
    transition: border-color 0.2s, background 0.2s;
}

.field select:focus {
    outline: none;
    border-color: var(--peach);
    background: #fff;
}

.field select:hover {
    background: var(--cream-2);
}

/* 主按钮 */
#generate-btn {
    width: 100%;
    padding: 15px;
    font-family: inherit;
    font-size: 1.02rem;
    font-weight: 700;
    color: #fff;
    background: linear-gradient(135deg, var(--peach) 0%, var(--peach-deep) 100%);
    border: none;
    border-radius: 16px;
    cursor: pointer;
    letter-spacing: 3px;
    box-shadow: 0 10px 22px rgba(239, 139, 108, 0.35);
    transition: transform 0.15s, box-shadow 0.2s;
}

#generate-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 14px 28px rgba(239, 139, 108, 0.42);
}

#generate-btn:active {
    transform: translateY(0);
    box-shadow: 0 6px 16px rgba(239, 139, 108, 0.35);
}

/* 结果区 */
.result {
    display: none;
    margin-top: 26px;
    padding: 26px 20px;
    background: linear-gradient(150deg, #fff6ef 0%, #fdeae4 100%);
    border-radius: 20px;
    text-align: center;
    border: 1px dashed #f2cdbc;
}

.result.show {
    display: block;
    animation: pop 0.45s cubic-bezier(0.34, 1.56, 0.64, 1);
}

@keyframes pop {
    from {
        opacity: 0;
        transform: scale(0.92);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

.result-label {
    font-size: 0.8rem;
    color: var(--peach-deep);
    margin-bottom: 14px;
    letter-spacing: 2px;
}

.nickname {
    font-size: 1.85rem;
    font-weight: 900;
    color: var(--ink);
    margin-bottom: 22px;
    letter-spacing: 1px;
    min-height: 2.4rem;
}

/* 复制按钮 */
.copy-btn {
    display: inline-block;
    padding: 9px 26px;
    font-family: inherit;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--peach-deep);
    background: #fff;
    border: 1.5px solid #f5cbba;
    border-radius: 999px;
    cursor: pointer;
    letter-spacing: 1px;
    transition: all 0.2s;
}

.copy-btn:hover {
    background: var(--peach);
    border-color: var(--peach);
    color: #fff;
}

.copy-btn.copied {
    background: var(--matcha);
    border-color: var(--matcha);
    color: #fff;
}

/* 错误提示 */
.error {
    display: none;
    margin-top: 16px;
    font-size: 0.85rem;
    color: var(--peach-deep);
    text-align: center;
    letter-spacing: 0.5px;
}

.error.show {
    display: block;
    animation: shake 0.4s ease;
}

@keyframes shake {
    0%, 100% { transform: translateX(0); }
    25% { transform: translateX(-5px); }
    75% { transform: translateX(5px); }
}

/* 底部 */
.footer {
    margin-top: 32px;
    font-size: 0.78rem;
    color: var(--muted);
    letter-spacing: 0.5px;
    text-align: center;
}

/* 响应式 */
@media (max-width: 480px) {
    body {
        padding: 28px 16px;
    }

    .card {
        padding: 28px 22px;
    }

    .tagline {
        font-size: 1.45rem;
    }

    .nickname {
        font-size: 1.55rem;
    }
}