@charset "UTF-8";
/* ==========================================================================
   焱森 · 绿意志（Yansen Botanic Almanac）
   独立设计系统 · 无任何外部依赖（零 CDN、零外链字体、零图标库）
   --------------------------------------------------------------------------
   01 设计变量          08 首屏（Overture）
   02 基础重置与排版     09 商品条目与图版（目录式）
   03 版式骨架与章节     10 商品详情
   04 品牌印章与页头     11 结算与表单
   05 页脚（版权页）     12 标签 / 提示 / 账册表格
   06 按钮与链接         13 通用工具类
   07 图版与数据条       14 滚动揭示 · 15 响应式
   ========================================================================== */

/* ---------------------------------------------------------------- 01 设计变量 */
:root {
    /* 纸 —— 从宣纸到微黄纸浆 */
    --paper: #f5f1e7;
    --paper-hi: #fdfbf6;
    --paper-lo: #ece6d6;
    --paper-deep: #e2dac7;

    /* 墨 —— 正文层级 */
    --ink: #191814;
    --ink-2: #3d3a31;
    --ink-3: #6b6658;
    --ink-4: #98917f;

    /* 线 */
    --line: #ded6c3;
    --line-2: #c6bca1;
    --line-dark: rgba(25, 24, 20, 0.14);

    /* 松墨绿 —— 主色 */
    --pine: #1e3b30;
    --pine-2: #2b5444;
    --pine-3: #56796a;
    --pine-soft: #e6ece5;

    /* 陶土 —— 行动色 */
    --clay: #b0552c;
    --clay-2: #8e411c;
    --clay-soft: #f7e8dd;

    /* 稻金 —— 微量点缀 */
    --straw: #a98328;
    --straw-soft: #f4ecd8;

    --danger: #a93b2a;
    --danger-soft: #f7e3de;

    /* 兼容别名（历史脚本引用） */
    --c-line: var(--line);
    --c-danger: var(--danger);
    --c-primary: var(--pine);
    --c-text: var(--ink);
    --c-white: var(--paper-hi);

    /* 字体 —— 标题衬线（志书感）/ 正文无衬线 / 数字衬线 */
    --f-serif: "Songti SC", "STZhongsong", "Noto Serif SC", "Source Han Serif SC",
        "STSong", "SimSun", "Georgia", serif;
    --f-sans: "PingFang SC", "HarmonyOS Sans SC", "MiSans", "Microsoft YaHei",
        "Noto Sans CJK SC", "Hiragino Sans GB", -apple-system, BlinkMacSystemFont,
        "Segoe UI", sans-serif;
    --f-num: "Georgia", "Times New Roman", "Songti SC", "SimSun", serif;

    /* 尺度 */
    --wrap: 1216px;
    --wrap-narrow: 900px;
    --gut: 28px;
    --sec: clamp(72px, 9vw, 132px);

    /* 圆角：志书风格——近乎直角，仅留一丝 */
    --r: 2px;
    --r-lg: 3px;

    --ease: cubic-bezier(0.22, 0.61, 0.36, 1);
}

/* ---------------------------------------------------------------- 02 基础重置与排版 */
*,
*::before,
*::after {
    box-sizing: border-box;
}

html {
    -webkit-text-size-adjust: 100%;
    scroll-behavior: smooth;
}

body {
    margin: 0;
    font-family: var(--f-sans);
    font-size: 15.5px;
    line-height: 1.85;
    color: var(--ink-2);
    background-color: var(--paper);
    /* 纸浆颗粒：极淡点阵，模拟纸张纹理 */
    background-image: radial-gradient(rgba(25, 24, 20, 0.022) 1px, transparent 1px);
    background-size: 4px 4px;
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
}

::selection {
    background: var(--pine);
    color: var(--paper-hi);
}

h1,
h2,
h3,
h4 {
    margin: 0;
    font-family: var(--f-serif);
    font-weight: 700;
    line-height: 1.28;
    color: var(--ink);
    letter-spacing: 0.015em;
}

p {
    margin: 0;
}

ul,
ol {
    margin: 0;
    padding-left: 1.2em;
}

li + li {
    margin-top: 0.35em;
}

a {
    color: var(--pine);
    text-decoration: none;
    transition: color 0.25s var(--ease);
}

a:hover {
    color: var(--clay);
}

img {
    max-width: 100%;
    display: block;
}

button {
    font-family: inherit;
    cursor: pointer;
}

input,
select,
textarea {
    font-family: inherit;
    font-size: 14.5px;
    color: var(--ink);
}

strong,
b {
    color: var(--ink);
    font-weight: 700;
}

hr {
    border: 0;
    border-top: 1px solid var(--line);
    margin: 0;
}

/* 标题尺度 */
.h-display {
    font-size: clamp(38px, 5.6vw, 74px);
    line-height: 1.14;
    letter-spacing: 0.02em;
}

.h-1 {
    font-size: clamp(30px, 3.9vw, 46px);
    line-height: 1.22;
}

.h-2 {
    font-size: clamp(24px, 2.9vw, 34px);
    line-height: 1.3;
}

.h-3 {
    font-size: 19px;
    line-height: 1.45;
}

.lede {
    font-size: 16.5px;
    line-height: 1.95;
    color: var(--ink-2);
    max-width: 60ch;
}

.mute {
    color: var(--ink-3);
}

.num {
    font-family: var(--f-num);
    font-feature-settings: "tnum" 1;
}

/* 斜体强调：中文用色与字距替代斜体 */
.h-display em,
.h-1 em,
.h-2 em {
    font-style: normal;
    color: var(--clay);
}

/* ---------------------------------------------------------------- 03 版式骨架与章节 */
.wrap {
    width: 100%;
    max-width: var(--wrap);
    margin: 0 auto;
    padding: 0 var(--gut);
}

.wrap--narrow {
    max-width: var(--wrap-narrow);
}

/* 刊头信息行 */
.imprint {
    border-bottom: 1px solid var(--line);
    background: var(--paper-lo);
    font-size: 11.5px;
    letter-spacing: 0.24em;
    color: var(--ink-3);
}

.imprint__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    min-height: 38px;
    flex-wrap: wrap;
}

.imprint__mid {
    color: var(--pine-3);
}

/* 章节 */
.chapter {
    padding: var(--sec) 0 0;
}

.chapter__grid {
    display: grid;
    grid-template-columns: 168px minmax(0, 1fr);
    gap: 0 clamp(28px, 5vw, 72px);
    align-items: start;
}

.chapter__aside {
    position: sticky;
    top: 108px;
    display: flex;
    align-items: baseline;
    gap: 14px;
    padding-top: 6px;
}

.chapter__no {
    font-family: var(--f-num);
    font-size: 30px;
    line-height: 1;
    color: var(--pine);
    letter-spacing: 0.04em;
}

.chapter__no::after {
    content: "";
    display: block;
    width: 26px;
    height: 1px;
    background: var(--line-2);
    margin-top: 10px;
}

.chapter__label {
    writing-mode: vertical-rl;
    font-size: 11.5px;
    letter-spacing: 0.36em;
    color: var(--ink-4);
}

.chapter__head {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 24px;
    flex-wrap: wrap;
    margin-bottom: 34px;
}

.chapter__head p {
    max-width: 56ch;
    color: var(--ink-3);
    margin-top: 12px;
}

/* 分隔线：两端带方点 */
.rule {
    position: relative;
    height: 1px;
    background: var(--line);
    margin: 0;
}

.rule::before,
.rule::after {
    content: "";
    position: absolute;
    top: -2px;
    width: 5px;
    height: 5px;
    background: var(--line-2);
}

.rule::before {
    left: 0;
}

.rule::after {
    right: 0;
}

.section {
    padding: var(--sec) 0 0;
}

.section--tight {
    padding-top: clamp(46px, 5vw, 72px);
}

.band {
    padding: var(--sec) 0;
    border-top: 1px solid var(--line);
}

.band--lo {
    background: var(--paper-lo);
    border-bottom: 1px solid var(--line);
}

.band--deep {
    background: var(--pine);
    color: rgba(253, 251, 246, 0.78);
    border: 0;
}

.band--deep h2,
.band--deep h3,
.band--deep strong {
    color: var(--paper-hi);
}

/* ---------------------------------------------------------------- 04 品牌印章与页头 */
.masthead {
    position: sticky;
    top: 0;
    z-index: 60;
    background: var(--paper);
    border-bottom: 1px solid transparent;
    transition: background 0.4s var(--ease), border-color 0.4s var(--ease),
        box-shadow 0.4s var(--ease);
}

.masthead.is-stuck {
    background: rgba(245, 241, 231, 0.93);
    -webkit-backdrop-filter: saturate(140%) blur(12px);
    backdrop-filter: saturate(140%) blur(12px);
    border-bottom-color: var(--line);
    box-shadow: 0 12px 32px -28px rgba(25, 24, 20, 0.6);
}

.masthead__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
    min-height: 82px;
}

.brand {
    display: flex;
    align-items: center;
    gap: 13px;
    color: var(--ink);
    flex: none;
}

.brand:hover {
    color: var(--ink);
}

/* 印章 */
.seal {
    width: 40px;
    height: 40px;
    flex: none;
    display: grid;
    place-items: center;
    background: var(--pine);
    color: var(--paper-hi);
    font-family: var(--f-serif);
    font-size: 21px;
    line-height: 1;
    border-radius: var(--r);
    box-shadow: inset 0 0 0 1px rgba(253, 251, 246, 0.34),
        inset 0 0 0 4px var(--pine), inset 0 0 0 5px rgba(253, 251, 246, 0.22);
    transform: rotate(-1.5deg);
    user-select: none;
}

.seal--clay {
    background: var(--clay);
    box-shadow: inset 0 0 0 1px rgba(253, 251, 246, 0.4),
        inset 0 0 0 4px var(--clay), inset 0 0 0 5px rgba(253, 251, 246, 0.26);
}

.brand__name {
    display: block;
    font-family: var(--f-serif);
    font-size: 21px;
    letter-spacing: 0.16em;
    line-height: 1.1;
}

.brand__sub {
    display: block;
    font-size: 11.5px;
    letter-spacing: 0.2em;
    color: var(--ink-4);
    margin-top: 3px;
}

/* 导航 */
.nav {
    display: flex;
    align-items: center;
    gap: clamp(18px, 2.4vw, 40px);
}

.nav__link {
    position: relative;
    font-size: 14px;
    letter-spacing: 0.14em;
    color: var(--ink-2);
    padding: 6px 0;
    white-space: nowrap;
}

.nav__link::after {
    content: "";
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    height: 1px;
    background: currentColor;
    transform: scaleX(0);
    transform-origin: center;
    transition: transform 0.4s var(--ease);
}

.nav__link:hover::after,
.nav__link[aria-current="page"]::after {
    transform: scaleX(1);
}

.nav__link[aria-current="page"] {
    color: var(--pine);
}

.masthead__act {
    display: flex;
    align-items: center;
    gap: 18px;
    flex: none;
}

.tel {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-family: var(--f-num);
    font-size: 14.5px;
    letter-spacing: 0.06em;
    color: var(--ink-2);
    white-space: nowrap;
}

.tel:hover {
    color: var(--clay);
}

.tel__dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--pine-3);
    box-shadow: 0 0 0 3px rgba(86, 121, 106, 0.18);
}

/* 购物车 */
.bag {
    position: relative;
    display: inline-flex;
    align-items: center;
    gap: 9px;
    height: 42px;
    padding: 0 16px;
    border: 1px solid var(--line-2);
    border-radius: var(--r);
    background: var(--paper-hi);
    color: var(--ink);
    font-size: 13.5px;
    letter-spacing: 0.12em;
    transition: border-color 0.3s var(--ease), background 0.3s var(--ease);
}

.bag:hover {
    border-color: var(--pine);
    background: var(--pine-soft);
    color: var(--ink);
}

.bag__count {
    display: inline-grid;
    place-items: center;
    min-width: 20px;
    height: 20px;
    padding: 0 5px;
    border-radius: 999px;
    background: var(--clay);
    color: var(--paper-hi);
    font-family: var(--f-num);
    font-size: 12px;
    letter-spacing: 0;
}

/* 汉堡 */
.navtoggle {
    display: none;
    width: 42px;
    height: 42px;
    border: 1px solid var(--line-2);
    border-radius: var(--r);
    background: var(--paper-hi);
    padding: 0;
    position: relative;
}

.navtoggle span {
    position: absolute;
    left: 11px;
    right: 11px;
    height: 1px;
    background: var(--ink);
    transition: transform 0.35s var(--ease), opacity 0.25s var(--ease);
}

.navtoggle span:nth-child(1) {
    top: 14px;
}

.navtoggle span:nth-child(2) {
    top: 20px;
}

.navtoggle span:nth-child(3) {
    top: 26px;
}

.navtoggle[aria-expanded="true"] span:nth-child(1) {
    transform: translateY(6px) rotate(45deg);
}

.navtoggle[aria-expanded="true"] span:nth-child(2) {
    opacity: 0;
}

.navtoggle[aria-expanded="true"] span:nth-child(3) {
    transform: translateY(-6px) rotate(-45deg);
}

/* ---------------------------------------------------------------- 05 页脚（版权页） */
.colophon {
    position: relative;
    margin-top: var(--sec);
    background: var(--pine);
    color: rgba(245, 241, 231, 0.74);
    overflow: hidden;
}

.colophon::before {
    content: "";
    position: absolute;
    inset: 0;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='1200' height='620' viewBox='0 0 1200 620'%3E%3Cg fill='none' stroke='%23fdfbf6' stroke-opacity='0.07' stroke-width='1'%3E%3Cpath d='M-40 520 C 140 470, 250 560, 430 505 S 760 420, 960 495 S 1240 470, 1280 500'/%3E%3Cpath d='M-40 460 C 150 405, 265 500, 445 445 S 775 360, 970 432 S 1240 408, 1280 440'/%3E%3Cpath d='M-40 400 C 160 340, 280 440, 460 385 S 790 300, 985 370 S 1240 348, 1280 380'/%3E%3Cpath d='M-40 340 C 170 278, 295 378, 475 325 S 805 240, 1000 308 S 1240 288, 1280 320'/%3E%3Cpath d='M-40 280 C 180 216, 310 316, 490 265 S 820 180, 1015 246 S 1240 228, 1280 260'/%3E%3C/g%3E%3C/svg%3E");
    background-size: cover;
    background-position: center bottom;
    pointer-events: none;
}

.colophon__inner {
    position: relative;
    padding: clamp(52px, 6vw, 84px) 0 34px;
}

.colophon__grid {
    display: grid;
    grid-template-columns: 1.35fr 1fr 1fr 1.05fr;
    gap: clamp(26px, 3.4vw, 56px);
}

.colophon__brand {
    display: flex;
    align-items: center;
    gap: 13px;
    margin-bottom: 18px;
}

.colophon__brand .seal {
    background: rgba(253, 251, 246, 0.1);
    color: var(--paper-hi);
    box-shadow: inset 0 0 0 1px rgba(253, 251, 246, 0.45),
        inset 0 0 0 4px rgba(30, 59, 48, 0.9),
        inset 0 0 0 5px rgba(253, 251, 246, 0.24);
}

.colophon__title {
    font-family: var(--f-serif);
    font-size: 24px;
    color: var(--paper-hi);
    letter-spacing: 0.14em;
    line-height: 1.2;
}

.colophon p {
    font-size: 13.5px;
    line-height: 1.9;
    max-width: 34ch;
}

.colophon h3 {
    font-family: var(--f-sans);
    font-size: 12px;
    letter-spacing: 0.3em;
    font-weight: 400;
    color: rgba(245, 241, 231, 0.5);
    margin-bottom: 16px;
}

.colophon ul {
    list-style: none;
    padding: 0;
    font-size: 13.5px;
}

.colophon li + li {
    margin-top: 9px;
}

.colophon a {
    color: rgba(245, 241, 231, 0.82);
}

.colophon a:hover {
    color: var(--paper-hi);
}

.colophon__tel {
    font-family: var(--f-num);
    font-size: 26px;
    color: var(--paper-hi);
    letter-spacing: 0.04em;
    line-height: 1.3;
}

.colophon__base {
    position: relative;
    margin-top: 52px;
    padding-top: 22px;
    border-top: 1px solid rgba(245, 241, 231, 0.16);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    flex-wrap: wrap;
    font-size: 12.5px;
    letter-spacing: 0.06em;
}

/* ---------------------------------------------------------------- 06 按钮与链接 */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 9px;
    height: 44px;
    padding: 0 22px;
    border: 1px solid transparent;
    border-radius: var(--r);
    font-size: 14px;
    letter-spacing: 0.1em;
    line-height: 1;
    text-align: center;
    white-space: nowrap;
    transition: background 0.3s var(--ease), color 0.3s var(--ease),
        border-color 0.3s var(--ease), transform 0.3s var(--ease);
}

.btn:hover {
    transform: translateY(-1px);
}

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

.btn--solid {
    background: var(--pine);
    color: var(--paper-hi);
}

.btn--solid:hover {
    background: var(--pine-2);
    color: var(--paper-hi);
}

.btn--clay {
    background: var(--clay);
    color: var(--paper-hi);
}

.btn--clay:hover {
    background: var(--clay-2);
    color: var(--paper-hi);
}

.btn--ghost {
    background: transparent;
    border-color: var(--line-2);
    color: var(--ink);
}

.btn--ghost:hover {
    border-color: var(--pine);
    color: var(--pine);
    background: var(--pine-soft);
}

.btn--lg {
    height: 52px;
    padding: 0 30px;
    font-size: 14.5px;
}

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

.btn--sm {
    height: 38px;
    padding: 0 16px;
    font-size: 13px;
}

.btn[disabled],
.btn.is-disabled {
    opacity: 0.45;
    pointer-events: none;
}

/* 文字箭头链接 */
.arrow-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 13.5px;
    letter-spacing: 0.12em;
    color: var(--pine);
}

.arrow-link i {
    font-style: normal;
    transition: transform 0.35s var(--ease);
}

.arrow-link:hover i {
    transform: translateX(5px);
}

/* ---------------------------------------------------------------- 07 图版与数据条 */
.plate {
    position: relative;
    margin: 0;
}

.plate__frame {
    position: relative;
    overflow: hidden;
    background: var(--paper-deep);
    border: 1px solid var(--line);
    border-radius: var(--r);
}

.plate__frame img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 1.1s var(--ease);
}

.plate:hover .plate__frame img {
    transform: scale(1.035);
}

.plate--portrait .plate__frame {
    aspect-ratio: 4 / 5;
}

.plate--square .plate__frame {
    aspect-ratio: 1 / 1;
}

.plate--wide .plate__frame {
    aspect-ratio: 16 / 11;
}

.plate--tall .plate__frame {
    aspect-ratio: 3 / 4;
}

.plate__cap {
    display: flex;
    align-items: baseline;
    gap: 10px;
    margin-top: 12px;
    font-size: 13px;
    color: var(--ink-3);
}

.plate__no {
    font-family: var(--f-num);
    font-size: 12px;
    color: var(--clay);
    letter-spacing: 0.08em;
    flex: none;
}

/* 竖排装饰文字 */
.vert {
    writing-mode: vertical-rl;
    font-size: 11.5px;
    letter-spacing: 0.34em;
    color: var(--ink-4);
}

/* 数据条 */
.stat-line {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    border-top: 1px solid var(--line);
    border-bottom: 1px solid var(--line);
}

.stat {
    padding: 26px 22px 24px;
    border-left: 1px solid var(--line);
}

.stat:first-child {
    border-left: 0;
    padding-left: 0;
}

.stat__num {
    font-family: var(--f-num);
    font-size: clamp(24px, 2.4vw, 32px);
    line-height: 1.1;
    color: var(--ink);
    letter-spacing: 0.01em;
}

.stat__num small {
    font-size: 0.52em;
    letter-spacing: 0.08em;
    color: var(--ink-3);
    margin-left: 4px;
}

.stat__label {
    margin-top: 8px;
    font-size: 12.5px;
    letter-spacing: 0.16em;
    color: var(--ink-4);
}

/* ---------------------------------------------------------------- 08 首屏（Overture） */
.overture {
    position: relative;
    padding: clamp(42px, 5vw, 76px) 0 0;
    overflow: hidden;
}

.overture__bg {
    position: absolute;
    top: -60px;
    right: -140px;
    width: 900px;
    height: 620px;
    pointer-events: none;
    opacity: 0.5;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='900' height='620' viewBox='0 0 900 620'%3E%3Cg fill='none' stroke='%231e3b30' stroke-opacity='0.2' stroke-width='1'%3E%3Cpath d='M-20 500 C 130 440, 250 545, 420 486 S 720 396, 920 470'/%3E%3Cpath d='M-20 440 C 145 375, 265 485, 435 425 S 735 335, 935 405'/%3E%3Cpath d='M-20 380 C 160 310, 280 425, 450 362 S 750 272, 950 340'/%3E%3Cpath d='M-20 320 C 175 246, 296 363, 466 300 S 765 210, 965 275'/%3E%3Cpath d='M-20 260 C 190 182, 312 300, 482 238 S 780 148, 980 210'/%3E%3C/g%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-size: contain;
}

.overture__grid {
    position: relative;
    display: grid;
    grid-template-columns: repeat(12, minmax(0, 1fr));
    gap: clamp(24px, 3.2vw, 52px);
    align-items: center;
}

.overture__lede {
    grid-column: 1 / span 6;
    padding-bottom: 26px;
}

.overture__plates {
    grid-column: 7 / span 6;
    position: relative;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 22px;
    align-items: end;
}

.overture__plates .plate:nth-child(1) {
    grid-column: 1 / -1;
}

.overture__plates .plate:nth-child(2) {
    grid-column: 1 / span 1;
    transform: translateY(-6px);
}

.overture__plates .plate:nth-child(3) {
    grid-column: 2 / span 1;
    transform: translateY(18px);
}

/* 首屏装饰竖排 */
.overture__side {
    position: absolute;
    right: -6px;
    top: 8px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 14px;
}

.overture__side::before {
    content: "";
    width: 1px;
    height: 46px;
    background: var(--line-2);
}

.eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    font-size: 12px;
    letter-spacing: 0.3em;
    color: var(--ink-3);
    text-transform: uppercase;
}

.eyebrow::before {
    content: "";
    width: 42px;
    height: 1px;
    background: var(--clay);
}

.overture__title {
    margin: 26px 0 24px;
}

.overture__actions {
    display: flex;
    align-items: center;
    gap: 14px;
    flex-wrap: wrap;
    margin-top: 34px;
}

.overture__promise {
    display: flex;
    gap: 22px;
    flex-wrap: wrap;
    margin-top: 34px;
    padding-top: 22px;
    border-top: 1px solid var(--line);
    font-size: 13px;
    color: var(--ink-3);
}

.overture__promise span {
    display: inline-flex;
    align-items: center;
    gap: 9px;
}

.overture__promise span::before {
    content: "";
    width: 5px;
    height: 5px;
    background: var(--pine-3);
    border-radius: 50%;
    flex: none;
}

/* 页头条（页面标题区） */
.pagehead {
    padding: clamp(34px, 4.4vw, 62px) 0 clamp(26px, 3vw, 40px);
    border-bottom: 1px solid var(--line);
}

.pagehead__grid {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 32px;
    flex-wrap: wrap;
}

.pagehead p {
    max-width: 58ch;
    color: var(--ink-3);
    margin-top: 14px;
}

.crumb {
    display: flex;
    align-items: center;
    gap: 9px;
    font-size: 12.5px;
    letter-spacing: 0.12em;
    color: var(--ink-4);
    margin-bottom: 20px;
}

.crumb a {
    color: var(--ink-3);
}

.crumb a:hover {
    color: var(--clay);
}

.crumb span {
    color: var(--line-2);
}

/* ---------------------------------------------------------------- 09 商品条目（目录式） */
.catalog {
    border-top: 1px solid var(--line);
}

.entry {
    display: grid;
    grid-template-columns: 228px minmax(0, 1fr) 246px;
    gap: clamp(22px, 3vw, 46px);
    align-items: start;
    padding: clamp(26px, 3vw, 40px) 0;
    border-bottom: 1px solid var(--line);
    transition: background 0.4s var(--ease);
}

.entry:hover {
    background: linear-gradient(90deg, rgba(253, 251, 246, 0.9), rgba(253, 251, 246, 0));
}

.entry__media {
    display: block;
    position: relative;
    overflow: hidden;
    border: 1px solid var(--line);
    border-radius: var(--r);
    background: var(--paper-deep);
    aspect-ratio: 1 / 1;
}

.entry__media img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 1.1s var(--ease);
}

.entry:hover .entry__media img {
    transform: scale(1.04);
}

.entry__no {
    font-family: var(--f-num);
    font-size: 13px;
    letter-spacing: 0.1em;
    color: var(--clay);
}

.entry__title {
    margin: 10px 0 12px;
    font-size: clamp(20px, 2vw, 26px);
    line-height: 1.4;
}

.entry__title a {
    color: var(--ink);
}

.entry__title a:hover {
    color: var(--pine);
}

.entry__spec {
    font-size: 13px;
    letter-spacing: 0.08em;
    color: var(--ink-4);
}

.entry__desc {
    margin-top: 14px;
    font-size: 14.5px;
    line-height: 1.9;
    color: var(--ink-3);
    max-width: 52ch;
}

.entry__tags {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
    margin-top: 18px;
}

.entry__buy {
    text-align: right;
    border-left: 1px solid var(--line);
    padding-left: clamp(18px, 2.4vw, 30px);
}

.entry__stock {
    font-size: 12.5px;
    color: var(--ink-4);
    letter-spacing: 0.08em;
    margin-top: 8px;
}

.entry__act {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-top: 20px;
}

/* 价格 */
.price {
    display: flex;
    align-items: baseline;
    gap: 10px;
    flex-wrap: wrap;
}

.entry__buy .price {
    justify-content: flex-end;
}

.price__now {
    font-family: var(--f-num);
    font-size: 30px;
    line-height: 1;
    color: var(--clay);
    letter-spacing: 0.01em;
}

.price__now i {
    font-style: normal;
    font-size: 0.55em;
    margin-right: 2px;
    vertical-align: 0.28em;
}

.price__was {
    font-family: var(--f-num);
    font-size: 14px;
    color: var(--ink-4);
    text-decoration: line-through;
}

.price__unit {
    font-size: 12.5px;
    color: var(--ink-4);
}

/* 标签 */
.tag {
    display: inline-flex;
    align-items: center;
    height: 26px;
    padding: 0 11px;
    border: 1px solid var(--line-2);
    border-radius: var(--r);
    font-size: 12px;
    letter-spacing: 0.12em;
    color: var(--ink-3);
    background: var(--paper-hi);
}

.tag--pine {
    border-color: rgba(30, 59, 48, 0.28);
    background: var(--pine-soft);
    color: var(--pine);
}

.tag--clay {
    border-color: rgba(176, 85, 44, 0.3);
    background: var(--clay-soft);
    color: var(--clay-2);
}

.tag--straw {
    border-color: rgba(169, 131, 40, 0.32);
    background: var(--straw-soft);
    color: #7c5f16;
}

/* 分类锚点栏 */
.filterbar {
    position: sticky;
    top: 82px;
    z-index: 30;
    display: flex;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
    padding: 16px 0;
    background: linear-gradient(180deg, var(--paper) 70%, rgba(245, 241, 231, 0));
}

.filterbar__label {
    font-size: 12px;
    letter-spacing: 0.24em;
    color: var(--ink-4);
    margin-right: 6px;
}

.chip {
    display: inline-flex;
    align-items: center;
    height: 34px;
    padding: 0 16px;
    border: 1px solid var(--line-2);
    border-radius: var(--r);
    background: var(--paper-hi);
    font-size: 13px;
    letter-spacing: 0.1em;
    color: var(--ink-2);
}

.chip:hover {
    border-color: var(--pine);
    color: var(--pine);
    background: var(--pine-soft);
}

/* ---------------------------------------------------------------- 10 商品详情 */
.detail {
    display: grid;
    grid-template-columns: repeat(12, minmax(0, 1fr));
    gap: clamp(26px, 3.4vw, 58px);
    padding: clamp(30px, 4vw, 52px) 0 0;
    align-items: start;
}

.detail__media {
    grid-column: 1 / span 6;
    position: sticky;
    top: 106px;
}

.detail__main {
    grid-column: 7 / span 6;
}

.detail__index {
    font-family: var(--f-num);
    font-size: 13px;
    letter-spacing: 0.14em;
    color: var(--clay);
}

.detail__title {
    margin: 12px 0 16px;
    font-size: clamp(26px, 3.1vw, 38px);
    line-height: 1.32;
}

.detail__sub {
    font-size: 13px;
    letter-spacing: 0.06em;
    color: var(--ink-4);
    padding-bottom: 22px;
    border-bottom: 1px solid var(--line);
}

.detail__price {
    display: flex;
    align-items: baseline;
    gap: 12px;
    flex-wrap: wrap;
    padding: 22px 0;
    border-bottom: 1px solid var(--line);
}

.detail__price .price__now {
    font-size: 40px;
}

.detail__stock {
    margin-left: auto;
    font-size: 12.5px;
    letter-spacing: 0.1em;
    color: var(--ink-4);
}

/* 要点清单 */
.keylines {
    list-style: none;
    padding: 0;
    margin: 24px 0 0;
}

.keylines li {
    position: relative;
    padding-left: 24px;
    font-size: 14.5px;
    line-height: 1.85;
    color: var(--ink-2);
}

.keylines li + li {
    margin-top: 12px;
}

.keylines li::before {
    content: "";
    position: absolute;
    left: 0;
    top: 11px;
    width: 9px;
    height: 1px;
    background: var(--clay);
}

/* 规格行 */
.specrows {
    margin-top: 26px;
    border-top: 1px solid var(--line);
}

.specrow {
    display: grid;
    grid-template-columns: 92px minmax(0, 1fr);
    gap: 18px;
    padding: 13px 0;
    border-bottom: 1px solid var(--line);
    font-size: 14px;
}

.specrow dt,
.specrow__k {
    font-size: 12.5px;
    letter-spacing: 0.18em;
    color: var(--ink-4);
    padding-top: 3px;
}

.specrow dd,
.specrow__v {
    margin: 0;
    color: var(--ink-2);
}

/* 购买区 */
.buybox {
    margin-top: 30px;
    padding: 24px;
    background: var(--paper-hi);
    border: 1px solid var(--line);
    border-radius: var(--r);
}

.buybox__row {
    display: flex;
    align-items: center;
    gap: 14px;
    flex-wrap: wrap;
}

.qty {
    display: inline-flex;
    align-items: center;
    height: 52px;
    border: 1px solid var(--line-2);
    border-radius: var(--r);
    background: var(--paper-hi);
    overflow: hidden;
}

.qty button {
    width: 46px;
    height: 100%;
    border: 0;
    background: transparent;
    color: var(--ink-2);
    font-size: 18px;
    line-height: 1;
    transition: background 0.25s var(--ease), color 0.25s var(--ease);
}

.qty button:hover {
    background: var(--pine-soft);
    color: var(--pine);
}

.qty input {
    width: 56px;
    height: 100%;
    border: 0;
    border-left: 1px solid var(--line);
    border-right: 1px solid var(--line);
    background: transparent;
    text-align: center;
    font-family: var(--f-num);
    font-size: 16px;
}

.qty input:focus {
    outline: none;
    background: var(--pine-soft);
}

.buybox__hint {
    margin-top: 16px;
    font-size: 12.5px;
    line-height: 1.9;
    color: var(--ink-4);
}

/* 详情正文块 */
.dossier {
    margin-top: var(--sec);
}

.dossier__block + .dossier__block {
    margin-top: 46px;
}

.dossier__block h3 {
    display: flex;
    align-items: baseline;
    gap: 14px;
    font-size: 20px;
    margin-bottom: 18px;
    padding-bottom: 14px;
    border-bottom: 1px solid var(--line);
}

.dossier__block h3 span {
    font-family: var(--f-num);
    font-size: 13px;
    letter-spacing: 0.1em;
    color: var(--clay);
}

.prose {
    font-size: 15px;
    line-height: 2;
    color: var(--ink-2);
}

.prose p + p {
    margin-top: 16px;
}

.prose p:first-of-type {
    font-size: 16.5px;
}

.prose h3 {
    font-size: 17px;
    margin: 30px 0 12px;
}

.prose h4 {
    font-size: 15.5px;
    margin: 24px 0 10px;
}

.prose ul,
.prose ol {
    margin-top: 12px;
}

.prose li {
    line-height: 1.95;
}

.prose a {
    border-bottom: 1px solid var(--line-2);
}

.prose a:hover {
    border-bottom-color: var(--clay);
}

/* 账册式表格 */
.ledger {
    width: 100%;
    border-collapse: collapse;
    font-size: 14px;
}

.ledger th,
.ledger td {
    padding: 14px 16px 14px 0;
    border-bottom: 1px solid var(--line);
    text-align: left;
    vertical-align: top;
    line-height: 1.8;
}

.ledger th {
    width: 168px;
    font-weight: 400;
    font-size: 12.5px;
    letter-spacing: 0.18em;
    color: var(--ink-4);
    white-space: nowrap;
}

.ledger tr:hover td {
    color: var(--ink);
}

.ledger--tight th,
.ledger--tight td {
    padding-top: 11px;
    padding-bottom: 11px;
}

/* 时间轴 / 步骤（纵向编号） */
.timeline {
    list-style: none;
    padding: 0;
    margin: 0;
    counter-reset: step;
}

.timeline li {
    position: relative;
    padding: 0 0 30px 46px;
    border-left: 1px solid var(--line);
    margin: 0;
}

.timeline li:last-child {
    padding-bottom: 0;
    border-left-color: transparent;
}

.timeline li::before {
    counter-increment: step;
    content: counter(step, decimal-leading-zero);
    position: absolute;
    left: -1px;
    top: 2px;
    transform: translateX(-50%);
    width: 40px;
    text-align: center;
    font-family: var(--f-num);
    font-size: 13px;
    letter-spacing: 0.06em;
    color: var(--clay);
    background: var(--paper);
    padding: 2px 0;
}

.timeline h4 {
    font-family: var(--f-sans);
    font-size: 15px;
    font-weight: 700;
    letter-spacing: 0.06em;
    margin-bottom: 8px;
}

.timeline p {
    font-size: 14px;
    line-height: 1.9;
    color: var(--ink-3);
    max-width: 62ch;
}

/* 双栏图文 */
.split {
    display: grid;
    grid-template-columns: repeat(12, minmax(0, 1fr));
    gap: clamp(24px, 3vw, 48px);
    align-items: center;
}

.split__media {
    grid-column: 1 / span 5;
}

.split__text {
    grid-column: 6 / span 7;
}

.split--flip .split__media {
    grid-column: 8 / span 5;
}

.split--flip .split__text {
    grid-column: 1 / span 7;
}

/* 三图错落 */
.plates-3 {
    display: grid;
    grid-template-columns: 1.18fr 1fr 1fr;
    gap: clamp(18px, 2.4vw, 34px);
    align-items: start;
}

.plates-3 > *:nth-child(2) {
    margin-top: clamp(24px, 4vw, 56px);
}

.plates-3 > *:nth-child(3) {
    margin-top: clamp(10px, 2vw, 26px);
}

/* 品种索引（首页/产地品种速览） */
.cultivar {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    border-top: 1px solid var(--line);
    border-bottom: 1px solid var(--line);
}

.cultivar__item {
    padding: 30px 26px;
    border-left: 1px solid var(--line);
}

.cultivar__item:first-child {
    border-left: 0;
}

.cultivar__no {
    font-family: var(--f-num);
    font-size: 12px;
    letter-spacing: 0.12em;
    color: var(--clay);
}

.cultivar__item h3 {
    font-size: 19px;
    margin: 12px 0 10px;
}

.cultivar__item p {
    font-size: 14px;
    line-height: 1.9;
    color: var(--ink-3);
}

.cultivar__meta {
    margin-top: 16px;
    padding-top: 14px;
    border-top: 1px dashed var(--line-2);
    font-size: 12.5px;
    letter-spacing: 0.06em;
    color: var(--ink-4);
}

/* 耕作日历：纯类名驱动，无内联定位 */
.calendar-wrap {
    overflow-x: auto;
    padding-bottom: 6px;
}

.calendar {
    width: 100%;
    min-width: 720px;
    border-collapse: separate;
    border-spacing: 3px 7px;
    font-size: 12.5px;
    table-layout: fixed;
}

.calendar th {
    font-family: var(--f-num);
    font-size: 11.5px;
    font-weight: 400;
    letter-spacing: 0.06em;
    color: var(--ink-4);
    text-align: center;
    padding: 0 0 8px;
    border-bottom: 1px solid var(--line);
}

.calendar td {
    padding: 0;
    vertical-align: middle;
}

.calendar__label {
    width: 124px;
    font-size: 12.5px;
    color: var(--ink-2);
    letter-spacing: 0.04em;
    text-align: left;
    white-space: nowrap;
    padding-right: 10px;
}

.calendar__cell {
    height: 16px;
    border-radius: 2px;
}

.calendar__cell.is-on {
    background: var(--pine-soft);
    box-shadow: inset 0 0 0 1px rgba(30, 59, 48, 0.18);
}

.calendar__cell.is-key {
    background: var(--clay-soft);
    box-shadow: inset 0 0 0 1px rgba(176, 85, 44, 0.3);
}

/* 海拔剖面 */
.profile {
    position: relative;
    margin-top: 8px;
}

.profile svg {
    display: block;
    width: 100%;
    height: auto;
}

.profile__legend {
    display: flex;
    gap: 26px;
    flex-wrap: wrap;
    margin-top: 18px;
    font-size: 12.5px;
    color: var(--ink-4);
    letter-spacing: 0.08em;
}

.profile__legend i {
    display: inline-block;
    width: 18px;
    height: 1px;
    background: var(--line-2);
    vertical-align: 4px;
    margin-right: 8px;
}

.profile__legend i.is-pine {
    background: var(--pine);
}

.profile__legend i.is-clay {
    background: var(--clay);
    border-top: 1px dashed var(--clay);
    height: 0;
}

/* ---------------------------------------------------------------- 11 结算与表单 */
.steps {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0;
    list-style: none;
    padding: 0;
    margin: 0 0 clamp(30px, 4vw, 46px);
}

.steps li {
    position: relative;
    padding-top: 18px;
    border-top: 1px solid var(--line);
    margin: 0;
}

.steps li.is-current {
    border-top-color: var(--pine);
    box-shadow: 0 -1px 0 0 var(--pine);
}

.steps li.is-done {
    border-top-color: var(--pine-3);
}

.steps__n {
    font-family: var(--f-num);
    font-size: 13px;
    letter-spacing: 0.1em;
    color: var(--ink-4);
    margin-right: 12px;
}

.steps li.is-current .steps__n {
    color: var(--clay);
}

.steps__t {
    font-size: 14px;
    letter-spacing: 0.1em;
    color: var(--ink-3);
}

.steps li.is-current .steps__t {
    color: var(--ink);
}

.checkout {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 372px;
    gap: clamp(26px, 3.4vw, 52px);
    align-items: start;
}

.panel {
    background: var(--paper-hi);
    border: 1px solid var(--line);
    border-radius: var(--r);
    padding: clamp(22px, 2.6vw, 34px);
}

.panel + .panel {
    margin-top: 26px;
}

.panel__head {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: 16px;
    flex-wrap: wrap;
    margin-bottom: 24px;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--line);
}

.panel__head h2 {
    font-size: 19px;
    display: flex;
    align-items: baseline;
    gap: 12px;
}

.panel__head h2 span {
    font-family: var(--f-num);
    font-size: 13px;
    color: var(--clay);
    letter-spacing: 0.1em;
}

.formgrid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 20px 24px;
}

.field--full {
    grid-column: 1 / -1;
}

.field__label {
    display: block;
    font-size: 13px;
    letter-spacing: 0.12em;
    color: var(--ink-3);
    margin-bottom: 9px;
}

.req {
    color: var(--clay);
    margin-left: 4px;
}

.control {
    width: 100%;
    background: var(--paper);
    border: 1px solid var(--line-2);
    border-radius: var(--r);
    padding: 12px 14px;
    line-height: 1.6;
    transition: border-color 0.3s var(--ease), box-shadow 0.3s var(--ease),
        background 0.3s var(--ease);
}

textarea.control {
    min-height: 96px;
    resize: vertical;
}

.control:focus {
    outline: none;
    background: var(--paper-hi);
    border-color: var(--pine);
    box-shadow: 0 0 0 3px rgba(30, 59, 48, 0.1);
}

.control::placeholder {
    color: var(--ink-4);
}

select.control {
    appearance: none;
    -webkit-appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' fill='none' stroke='%236b6658' stroke-width='1.4'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 14px center;
    padding-right: 38px;
}

.field__err {
    margin-top: 7px;
    font-size: 12.5px;
    color: var(--danger);
}

.field.is-error .control {
    border-color: var(--danger);
    background: var(--danger-soft);
}

/* 支付方式选择 */
.choices {
    display: grid;
    gap: 12px;
}

.choice {
    display: flex;
    align-items: flex-start;
    gap: 14px;
    padding: 18px 20px;
    border: 1px solid var(--line-2);
    border-radius: var(--r);
    background: var(--paper);
    cursor: pointer;
    transition: border-color 0.3s var(--ease), background 0.3s var(--ease);
}

.choice input {
    position: absolute;
    opacity: 0;
    pointer-events: none;
}

.choice__mark {
    flex: none;
    width: 18px;
    height: 18px;
    margin-top: 3px;
    border: 1px solid var(--line-2);
    border-radius: 50%;
    position: relative;
    transition: border-color 0.3s var(--ease);
}

.choice__mark::after {
    content: "";
    position: absolute;
    inset: 4px;
    border-radius: 50%;
    background: var(--clay);
    transform: scale(0);
    transition: transform 0.3s var(--ease);
}

.choice:hover {
    border-color: var(--pine-3);
}

.choice input:checked ~ .choice__body {
    color: var(--ink);
}

.choice input:checked ~ .choice__mark {
    border-color: var(--clay);
}

.choice input:checked ~ .choice__mark::after {
    transform: scale(1);
}

.choice:has(input:checked) {
    border-color: var(--pine);
    background: var(--pine-soft);
}

.choice__body strong {
    display: block;
    font-size: 15px;
    letter-spacing: 0.06em;
    margin-bottom: 5px;
}

.choice__body span {
    display: block;
    font-size: 13px;
    line-height: 1.8;
    color: var(--ink-3);
}

/* 结算摘要 */
.summary {
    position: sticky;
    top: 106px;
    background: var(--paper-hi);
    border: 1px solid var(--line);
    border-radius: var(--r);
    padding: clamp(22px, 2.4vw, 30px);
}

.summary h3 {
    font-size: 18px;
    padding-bottom: 16px;
    margin-bottom: 6px;
    border-bottom: 1px solid var(--line);
}

.summary__row {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: 14px;
    padding: 12px 0;
    font-size: 14px;
    color: var(--ink-3);
    border-bottom: 1px solid var(--line);
}

.summary__row span:last-child {
    font-family: var(--f-num);
    color: var(--ink-2);
}

.summary__row--total {
    border-bottom: 0;
    padding-top: 18px;
}

.summary__row--total span:first-child {
    font-size: 14px;
    letter-spacing: 0.14em;
    color: var(--ink-2);
}

.summary__total {
    font-family: var(--f-num);
    font-size: 28px;
    color: var(--clay);
    line-height: 1;
}

.summary .btn {
    margin-top: 22px;
}

.summary__note {
    margin-top: 16px;
    font-size: 12.5px;
    line-height: 1.85;
    color: var(--ink-4);
}

/* 购物车/订单商品行 */
.cart-item {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 14px 0;
    border-bottom: 1px solid var(--line);
}

.cart-item img {
    width: 62px;
    height: 62px;
    object-fit: cover;
    border: 1px solid var(--line);
    border-radius: var(--r);
    flex: none;
}

.cart-item__main {
    flex: 1;
    min-width: 0;
}

.cart-item__title {
    font-size: 14px;
    color: var(--ink);
    line-height: 1.6;
}

.cart-item__spec {
    font-size: 12.5px;
    color: var(--ink-4);
    margin-top: 4px;
}

.price-text {
    font-family: var(--f-num);
    font-size: 15px;
    color: var(--ink-2);
    white-space: nowrap;
}

/* ---------------------------------------------------------------- 12 标签 / 提示 */
.note {
    position: relative;
    padding: 16px 20px 16px 22px;
    border-left: 2px solid var(--pine-3);
    background: var(--pine-soft);
    border-radius: 0 var(--r) var(--r) 0;
    font-size: 13.5px;
    line-height: 1.9;
    color: var(--ink-2);
}

.note strong {
    color: var(--pine);
}

.note--warn {
    border-left-color: var(--clay);
    background: var(--clay-soft);
}

.note--warn strong {
    color: var(--clay-2);
}

.note--muted {
    border-left-color: var(--line-2);
    background: var(--paper-lo);
}

.note + .note {
    margin-top: 14px;
}

/* 折叠问答 */
.faq {
    border-top: 1px solid var(--line);
}

.faq details {
    border-bottom: 1px solid var(--line);
}

.faq summary {
    position: relative;
    list-style: none;
    cursor: pointer;
    padding: 22px 46px 22px 0;
    font-family: var(--f-serif);
    font-size: 17px;
    color: var(--ink);
    letter-spacing: 0.02em;
}

.faq summary::-webkit-details-marker {
    display: none;
}

.faq summary::after {
    content: "";
    position: absolute;
    right: 6px;
    top: 50%;
    width: 12px;
    height: 12px;
    margin-top: -6px;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath d='M6 1v10M1 6h10' stroke='%231e3b30' stroke-width='1.2' fill='none'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    transition: transform 0.4s var(--ease);
}

.faq details[open] summary::after {
    transform: rotate(45deg);
}

.faq summary:hover {
    color: var(--pine);
}

.faq__body {
    padding: 0 0 24px;
    font-size: 14.5px;
    line-height: 1.95;
    color: var(--ink-3);
    max-width: 78ch;
}

/* 目录索引 */
.index-list {
    list-style: none;
    padding: 0;
    margin: 0;
    border-top: 1px solid var(--line);
}

.index-list a {
    display: flex;
    align-items: baseline;
    gap: 16px;
    padding: 14px 4px;
    border-bottom: 1px solid var(--line);
    font-size: 14.5px;
    color: var(--ink-2);
    transition: padding 0.35s var(--ease), color 0.3s var(--ease);
}

.index-list a:hover {
    padding-left: 12px;
    color: var(--pine);
}

.index-list li + li {
    margin-top: 0;
}

.index-list i {
    font-family: var(--f-num);
    font-style: normal;
    font-size: 12.5px;
    color: var(--clay);
    letter-spacing: 0.08em;
    flex: none;
}

/* 锚点区块（info 页） */
.anchor-block {
    padding-top: clamp(38px, 4vw, 58px);
    scroll-margin-top: 100px;
}

.anchor-block__head {
    display: flex;
    align-items: baseline;
    gap: 16px;
    margin-bottom: 24px;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--line);
}

.anchor-block__head h2 {
    font-size: clamp(22px, 2.4vw, 28px);
}

.anchor-block__head span {
    font-family: var(--f-num);
    font-size: 13px;
    letter-spacing: 0.1em;
    color: var(--clay);
}

/* ---------------------------------------------------------------- 13 通用工具类 */
.u-hidden {
    display: none !important;
}

.u-text-mute {
    color: var(--ink-4);
}

.u-mt-16 {
    margin-top: 16px;
}

.u-mt-24 {
    margin-top: 24px;
}

.u-mt-32 {
    margin-top: 32px;
}

.u-mt-48 {
    margin-top: 48px;
}

.u-center {
    text-align: center;
}

.u-flex {
    display: flex;
    align-items: center;
    gap: 14px;
    flex-wrap: wrap;
}

.push {
    margin-left: auto;
}

.dim {
    color: var(--ink-4);
}

.small {
    font-size: 12.5px;
}

/* 轻提示 */
.toast {
    position: fixed;
    left: 50%;
    bottom: 40px;
    transform: translateX(-50%);
    z-index: 200;
    display: flex;
    flex-direction: column;
    gap: 10px;
    align-items: center;
    pointer-events: none;
}

.toast__item {
    background: var(--pine);
    color: var(--paper-hi);
    font-size: 13.5px;
    letter-spacing: 0.06em;
    padding: 13px 22px;
    border-radius: var(--r);
    box-shadow: 0 18px 40px -22px rgba(25, 24, 20, 0.7);
    animation: toastIn 0.45s var(--ease);
}

@keyframes toastIn {
    from {
        opacity: 0;
        transform: translateY(14px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* 空态 */
.empty {
    padding: 44px 0;
    text-align: center;
    color: var(--ink-4);
    font-size: 14px;
    border: 1px dashed var(--line-2);
    border-radius: var(--r);
}

/* 页脚上方 CTA 带 */
.cta-band {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 28px;
    flex-wrap: wrap;
    padding: clamp(30px, 3.6vw, 46px) clamp(24px, 3vw, 44px);
    background: var(--paper-lo);
    border: 1px solid var(--line);
    border-radius: var(--r);
}

.cta-band h2 {
    font-size: clamp(21px, 2.4vw, 28px);
}

.cta-band p {
    margin-top: 10px;
    font-size: 14px;
    color: var(--ink-3);
    max-width: 52ch;
}

/* ---------------------------------------------------------------- 14 滚动揭示 */
/* 无脚本兜底：内容默认可见；仅当 JS 就绪（html.has-js）时才启用入场动效，
   避免审核抓取或脚本被禁用时页面出现空白。 */
.reveal {
    opacity: 1;
    transform: none;
}

html.has-js .reveal {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.9s var(--ease), transform 0.9s var(--ease);
    will-change: opacity, transform;
}

html.has-js .plate.reveal {
    transform: translateY(26px);
}

html.has-js .reveal.is-in {
    opacity: 1;
    transform: none;
}

@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }

    html.has-js .reveal,
    html.has-js .plate.reveal {
        opacity: 1;
        transform: none;
        transition: none;
    }

    .plate:hover .plate__frame img,
    .entry:hover .entry__media img,
    .btn:hover {
        transform: none;
    }
}

/* ---------------------------------------------------------------- 15 响应式 */
@media (max-width: 1080px) {
    .chapter__grid {
        grid-template-columns: 1fr;
        gap: 18px;
    }

    .chapter__aside {
        position: static;
        align-items: center;
    }

    .chapter__no::after {
        display: none;
    }

    .chapter__label {
        writing-mode: horizontal-tb;
        letter-spacing: 0.28em;
    }

    .overture__lede,
    .overture__plates {
        grid-column: 1 / -1;
    }

    .overture__plates {
        margin-top: 34px;
    }

    .overture__side {
        display: none;
    }

    .entry {
        grid-template-columns: 200px minmax(0, 1fr);
    }

    .entry__buy {
        grid-column: 1 / -1;
        text-align: left;
        border-left: 0;
        border-top: 1px dashed var(--line-2);
        padding-left: 0;
        padding-top: 20px;
        margin-top: 6px;
    }

    .entry__buy .price {
        justify-content: flex-start;
    }

    .entry__act {
        flex-direction: row;
        flex-wrap: wrap;
    }

    .detail__media,
    .detail__main {
        grid-column: 1 / -1;
    }

    .detail__media {
        position: static;
    }

    .checkout {
        grid-template-columns: 1fr;
    }

    .summary {
        position: static;
    }

    .colophon__grid {
        grid-template-columns: 1fr 1fr;
    }

    .cultivar {
        grid-template-columns: 1fr;
    }

    .cultivar__item {
        border-left: 0;
        border-top: 1px solid var(--line);
    }

    .cultivar__item:first-child {
        border-top: 0;
    }

    .split__media,
    .split__text,
    .split--flip .split__media,
    .split--flip .split__text {
        grid-column: 1 / -1;
    }
}

@media (max-width: 860px) {
    .nav {
        position: fixed;
        inset: 0;
        z-index: 90;
        flex-direction: column;
        align-items: flex-start;
        justify-content: center;
        gap: 4px;
        padding: 0 34px;
        background: rgba(245, 241, 231, 0.98);
        -webkit-backdrop-filter: blur(6px);
        backdrop-filter: blur(6px);
        opacity: 0;
        visibility: hidden;
        transform: translateY(-10px);
        transition: opacity 0.4s var(--ease), transform 0.4s var(--ease),
            visibility 0.4s;
    }

    .nav.is-open {
        opacity: 1;
        visibility: visible;
        transform: none;
    }

    .nav__link {
        font-family: var(--f-serif);
        font-size: 24px;
        letter-spacing: 0.12em;
        padding: 12px 0;
        border-bottom: 1px solid var(--line);
        width: 100%;
    }

    .navtoggle {
        display: block;
        z-index: 95;
    }

    .tel {
        display: none;
    }

    .stat-line {
        grid-template-columns: 1fr 1fr;
    }

    .stat {
        padding: 20px 16px;
        border-top: 1px solid var(--line);
    }

    .stat:nth-child(1),
    .stat:nth-child(2) {
        border-top: 0;
    }

    .stat:nth-child(odd) {
        border-left: 0;
        padding-left: 0;
    }
}

@media (max-width: 720px) {
    :root {
        --gut: 20px;
        --sec: 62px;
    }

    body {
        font-size: 15px;
    }

    .entry {
        grid-template-columns: 1fr;
    }

    .entry__media {
        max-width: 300px;
    }

    .plates-3 {
        grid-template-columns: 1fr;
    }

    .plates-3 > *:nth-child(2),
    .plates-3 > *:nth-child(3) {
        margin-top: 0;
    }

    .overture__plates {
        grid-template-columns: 1fr;
    }

    .overture__plates .plate:nth-child(2),
    .overture__plates .plate:nth-child(3) {
        display: none;
    }

    .formgrid,
    .steps {
        grid-template-columns: 1fr;
    }

    .steps li + li {
        margin-top: 10px;
    }

    .colophon__grid {
        grid-template-columns: 1fr;
        gap: 34px;
    }

    .buybox__row .btn--lg {
        width: 100%;
    }

    .qty {
        width: 100%;
        justify-content: space-between;
    }

    .calendar {
        font-size: 12px;
    }

    .calendar__label {
        width: 84px;
        font-size: 12px;
    }

    .ledger th {
        width: 110px;
    }

    .plates-3,
    .plate--wide .plate__frame {
        aspect-ratio: auto;
    }
}