/*
Theme Name: Nails Shop
Theme URI: https://example.com/nails-shop
Author: Your Brand
Author URI: https://example.com
Description: 美甲产品零售独立站自研轻量主题（无父主题、零付费依赖、不装 WooCommerce）。自带产品 CPT、询价/订阅表单、数据看板，配合免费版 Elementor 可视化编辑。
Version: 1.0.1
Requires at least: 6.2
Tested up to: 6.5
Requires PHP: 7.4
License: GPL v2 or later
License URI: https://www.gnu.org/licenses/gpl-2.0.html
Text Domain: nails-shop
Tags: ecommerce, custom-post-type, custom-colors, custom-logo, featured-images, translation-ready
*/

/* ==========================================================================
   设计 tokens（美甲零售版：玫瑰粉 / 裸色 / 金）
   改主题色只需改下面这些变量
   ========================================================================== */
:root {
    /* 主色 */
    --rose:        #e8a5b8;   /* 玫瑰粉主色 */
    --rose-deep:   #c97a93;   /* 玫瑰粉深 */
    --rose-soft:   #fbeef2;   /* 玫瑰粉浅底 */
    --nude:        #f3e7dd;   /* 裸色 */
    --nude-deep:   #d9bfae;   /* 裸色深 */
    --gold:        #c9a96a;   /* 玫瑰金 */

    /* 中性 */
    --ink:         #2b2230;   /* 主文字（带紫的近黑） */
    --ink-soft:    #6b6470;   /* 次文字 */
    --line:        #ece7ea;   /* 分割线 */
    --bg:          #ffffff;
    --bg-soft:     #faf7f5;   /* 浅暖底 */

    /* 功能 */
    --terracotta:  #c0506b;   /* 错误/强调 */
    --moss:        #5a8a6a;   /* 成功 */
    --moss-soft:   #e3f0e7;

    /* 排版 */
    --ff-display:  'Cormorant Garamond', 'Songti SC', serif;
    --ff-body:     'Manrope', -apple-system, 'PingFang SC', sans-serif;

    /* 节奏 */
    --ease:        cubic-bezier(.22,1,.36,1);
    --container:   1240px;
    --radius:      2px;
    --radius-lg:   6px;
}

/* ==========================================================================
   reset
   ========================================================================== */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
    margin: 0;
    font-family: var(--ff-body);
    color: var(--ink);
    background: var(--bg);
    line-height: 1.65;
    font-weight: 400;
    -webkit-font-smoothing: antialiased;
}
img, video { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; transition: color .25s var(--ease); }
a:hover { color: var(--rose-deep); }
h1, h2, h3, h4 { font-family: var(--ff-display); font-weight: 500; line-height: 1.2; margin: 0 0 .5em; }
h1 { font-size: clamp(2rem, 5vw, 3.4rem); }
h2 { font-size: clamp(1.6rem, 3.5vw, 2.4rem); }
h3 { font-size: clamp(1.2rem, 2.2vw, 1.5rem); }
p { margin: 0 0 1em; }
.container { width: min(100% - 2.5rem, var(--container)); margin-inline: auto; }

/* ==========================================================================
   按钮
   ========================================================================== */
.btn {
    display: inline-flex; align-items: center; justify-content: center; gap: .5em;
    padding: .85em 1.8em; font-size: .9rem; font-weight: 500;
    letter-spacing: .04em; text-transform: uppercase;
    border: 1px solid transparent; border-radius: var(--radius);
    cursor: pointer; transition: all .3s var(--ease);
}
.btn--solid { background: var(--rose-deep); color: #fff; }
.btn--solid:hover { background: var(--ink); color: #fff; }
.btn--ghost { background: transparent; color: var(--ink); border-color: var(--ink); }
.btn--ghost:hover { background: var(--ink); color: #fff; }
.btn--gold { background: var(--gold); color: #fff; }
.btn--block { display: flex; width: 100%; }

/* ==========================================================================
   头部 / 导航
   ========================================================================== */
.site-header { position: sticky; top: 0; z-index: 100; background: rgba(255,255,255,.92); backdrop-filter: blur(12px); border-bottom: 1px solid var(--line); }
.site-header__inner { display: flex; align-items: center; justify-content: space-between; gap: 2rem; padding: 1rem 0; }
.site-logo img { max-height: 44px; width: auto; }
.site-logo a { font-family: var(--ff-display); font-size: 1.5rem; font-weight: 600; letter-spacing: .02em; color: var(--ink); }
.nav__list { list-style: none; display: flex; gap: 2rem; margin: 0; padding: 0; }
.nav__link { font-size: .88rem; font-weight: 500; letter-spacing: .05em; text-transform: uppercase; color: var(--ink-soft); }
.nav__link:hover { color: var(--rose-deep); }
.nav-cart { font-size: .88rem; font-weight: 500; color: var(--ink); }
.nav-toggle { display: none; background: none; border: 0; cursor: pointer; font-size: 1.4rem; }

@media (max-width: 860px) {
    .nav__list { display: none; }
    .nav-toggle { display: block; }
    .site-header__inner.nav-open .nav__list {
        display: flex; flex-direction: column; position: absolute; top: 100%; left: 0; right: 0;
        background: #fff; padding: 1.5rem; border-bottom: 1px solid var(--line); gap: 1rem;
    }
}

/* ==========================================================================
   产品网格 / 产品卡
   ========================================================================== */
.product-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 1.8rem; }
.product-card { display: flex; flex-direction: column; text-decoration: none; border-radius: var(--radius-lg); padding: .8rem; transition: box-shadow .35s var(--ease), transform .35s var(--ease); }
.product-card:hover { transform: translateY(-4px); box-shadow: 0 14px 34px rgba(198, 118, 122, .16); }
.product-card__img {
    aspect-ratio: 1 / 1; background: var(--bg-soft); overflow: hidden; border-radius: var(--radius-lg); margin-bottom: 1rem;
}
/* 无特色图时的优雅占位（渐变 + 💅），避免空白块 */
.product-card__img:empty { display: grid; place-items: center; background: linear-gradient(135deg, var(--bg-soft), #f7e6e4); }
.product-card__img:empty::after { content: "💅"; font-size: 2.2rem; opacity: .55; }
.product-card__img img { width: 100%; height: 100%; object-fit: cover; transition: transform .6s var(--ease); border-radius: var(--radius-lg); }
.product-card:hover .product-card__img img { transform: scale(1.05); }
.product-card h3 { font-family: var(--ff-body); font-size: 1rem; font-weight: 500; margin: 0 0 .25rem; line-height: 1.45; color: var(--ink, #2a2226); }
.product-card__sku { font-size: .78rem; color: var(--ink-soft); letter-spacing: .05em; }
.product-card__price { color: var(--rose-deep); font-weight: 600; margin: .4rem 0; }
.product-card .btn { margin-top: auto; }

/* ==========================================================================
   询价 / 订阅表单
   ========================================================================== */
.aurora-form { max-width: 640px; margin: 0 auto; }
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
@media (max-width: 600px) { .field-row { grid-template-columns: 1fr; } }
.field { margin-bottom: 1rem; }
.field label { display: block; font-size: .85rem; color: var(--ink-soft); margin-bottom: .35rem; }
.field .req { color: var(--terracotta); }
.input, .select, .textarea {
    width: 100%; padding: .75rem .9rem; font: inherit; color: var(--ink);
    background: var(--bg); border: 1px solid var(--line); border-radius: var(--radius);
    transition: border-color .25s var(--ease);
}
.input:focus, .select:focus, .textarea:focus { outline: none; border-color: var(--rose); }
.textarea { min-height: 130px; resize: vertical; }
.segmented { display: inline-flex; margin-bottom: 1.2rem; border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; }
.segmented button { background: transparent; border: 0; padding: .6rem 1.1rem; font: inherit; cursor: pointer; color: var(--ink-soft); }
.segmented button.is-active { background: var(--rose-deep); color: #fff; }
.form-note { font-size: .8rem; color: var(--ink-soft); text-align: center; }

.form-success { display: none; text-align: center; padding: 3rem 1rem; }
.form-success.is-shown { display: block; animation: fadeUp .6s var(--ease) both; }
.form-success .check {
    width: 64px; height: 64px; margin: 0 auto 1.4rem;
    border-radius: 50%; background: var(--moss-soft); color: var(--moss);
    display: grid; place-items: center;
}
.form-success .check svg { width: 30px; height: 30px; }

.newsletter { display: flex; gap: .5rem; max-width: 460px; margin: 0 auto; }
.newsletter input { flex: 1; }

/* ==========================================================================
   页脚
   ========================================================================== */
.site-footer { background: var(--ink); color: #d9d2da; padding: 4rem 0 2rem; margin-top: 5rem; }
.site-footer a { color: #d9d2da; }
.site-footer a:hover { color: var(--rose); }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1.5fr; gap: 2.5rem; }
@media (max-width: 760px) { .footer-grid { grid-template-columns: 1fr 1fr; } }
.footer-col h4 { color: #fff; font-family: var(--ff-body); font-size: .85rem; letter-spacing: .1em; text-transform: uppercase; margin-bottom: 1rem; }
.footer-col ul { list-style: none; padding: 0; margin: 0; }
.footer-col li { margin-bottom: .5rem; font-size: .9rem; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,.12); margin-top: 3rem; padding-top: 1.5rem; font-size: .82rem; color: #9c95a1; text-align: center; }

/* ==========================================================================
   工具 / 动画
   ========================================================================== */
.text-center { text-align: center; }
.muted { color: var(--ink-soft); }
.section { padding: 5rem 0; }
.section--soft { background: var(--bg-soft); }
.eyebrow { font-size: .8rem; letter-spacing: .2em; text-transform: uppercase; color: var(--rose-deep); margin-bottom: .8rem; display: block; }

@keyframes fadeUp { from { opacity: 0; transform: translateY(24px); } to { opacity: 1; transform: none; } }
[data-reveal] { opacity: 0; transform: translateY(24px); transition: opacity .8s var(--ease), transform .8s var(--ease); }
[data-reveal].is-revealed { opacity: 1; transform: none; }