/* =========================================================================
   南桥商务 · Southbridge — 一站式出海大马商务咨询
   Navy + brass authority · Noto Serif SC + Noto Sans SC · 中文站
   Pattern: Enterprise Gateway / Trust & Authority
   ========================================================================= */

:root{
  --navy:#13243F;
  --navy-700:#1C3858;
  --navy-900:#0A1729;
  --brass:#B0863C;
  --brass-soft:#CBA463;
  --brass-deep:#8A6526;
  --ivory:#F6F3EC;
  --ivory-2:#EEE8DA;
  --paper:#FFFFFF;
  --ink:#1A2335;
  --slate:#5C667A;
  --slate-soft:#8B93A3;
  --line:#E3DCCB;
  --line-soft:#EDE7D9;

  --header-h:76px;
  --maxw:1280px;
  --gutter:clamp(20px,5vw,72px);
  --r-sm:8px;--r-md:14px;--r-lg:22px;

  --shadow-sm:0 2px 10px rgba(19,36,63,.06);
  --shadow-md:0 22px 56px -30px rgba(19,36,63,.40);
  --shadow-lg:0 44px 100px -56px rgba(10,23,41,.6);

  --serif:"Noto Serif SC",Georgia,"Songti SC",serif;
  --sans:"Noto Sans SC",system-ui,-apple-system,"PingFang SC","Microsoft YaHei",sans-serif;
  --ease:cubic-bezier(.4,0,.15,1);
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;font-family:var(--sans);background:var(--ivory);color:var(--ink);
  font-size:clamp(15.5px,1vw,16.5px);line-height:1.75;font-weight:400;
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;overflow-x:hidden;
}
img{display:block;max-width:100%;height:auto}
a{color:inherit;text-decoration:none}
button{font:inherit;cursor:pointer;border:none;background:none;color:inherit}
ul{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
::selection{background:var(--brass);color:#fff}

.serif{font-family:var(--serif)}
.eyebrow{
  font-family:var(--sans);font-weight:600;font-size:.78rem;letter-spacing:.32em;
  text-transform:uppercase;color:var(--brass-deep);display:inline-flex;align-items:center;gap:.7em;
}
.eyebrow::before{content:"";width:30px;height:1.5px;background:currentColor;display:inline-block}
.eyebrow.zh{letter-spacing:.18em;text-transform:none;font-size:.84rem}
.eyebrow.is-light{color:var(--brass-soft)}
.lead{font-size:clamp(1.04rem,1.5vw,1.2rem);color:var(--slate);line-height:1.8}

.wrap{width:100%;max-width:var(--maxw);margin-inline:auto;padding-inline:var(--gutter)}
.section{padding-block:clamp(70px,8.5vw,128px)}

/* ---------- buttons ---------- */
.btn{
  --bg:var(--brass);--bg-h:var(--brass-soft);--fg:var(--navy);
  display:inline-flex;align-items:center;gap:.6em;background:var(--bg);color:var(--fg);
  padding:.85em 1.6em;border-radius:6px;font-weight:700;font-size:.96rem;letter-spacing:.02em;
  transition:transform .25s var(--ease),box-shadow .25s var(--ease),background .25s var(--ease);
}
.btn:hover{transform:translateY(-2px);background:var(--bg-h);box-shadow:0 14px 28px -14px rgba(138,101,38,.7)}
.btn .arw{transition:transform .3s var(--ease)}
.btn:hover .arw{transform:translateX(4px)}
.btn--navy{--bg:var(--navy);--bg-h:var(--navy-900);--fg:#fff}
.btn--navy:hover{box-shadow:0 14px 28px -14px rgba(10,23,41,.7)}
.btn--ghost{--bg:transparent;--bg-h:var(--navy);--fg:var(--ink);border:1.5px solid var(--line)}
.btn--ghost:hover{--fg:#fff;border-color:var(--navy);box-shadow:none}
.btn--light{--bg:#fff;--bg-h:#fff;--fg:var(--navy)}
.btn--lg{padding:1.02em 2em;font-size:1.02rem}

/* ---------- focus-visible (键盘焦点态 · WCAG 2.4.7) ---------- */
a:focus-visible,button:focus-visible,.btn:focus-visible,summary:focus-visible,
input:focus-visible,select:focus-visible,textarea:focus-visible{
  outline:2px solid var(--brass-deep);outline-offset:3px;border-radius:4px;
}
/* 深色区块上用浅金保证可见 */
.hero a:focus-visible,.paths a:focus-visible,.process a:focus-visible,.bridge a:focus-visible,
.contact a:focus-visible,.contact button:focus-visible,.contact :is(input,select,textarea):focus-visible,
.site-footer a:focus-visible,.mobile-nav a:focus-visible{outline-color:var(--brass-soft)}

/* =========================================================================
   HEADER (sticky · counts toward first screen — R6)
   ========================================================================= */
.site-header{
  position:sticky;top:0;z-index:60;height:var(--header-h);display:flex;align-items:center;
  background:color-mix(in srgb,var(--ivory) 84%,transparent);backdrop-filter:saturate(1.3) blur(14px);
  border-bottom:1px solid transparent;transition:border-color .3s var(--ease),background .3s var(--ease);
}
.site-header.is-stuck{border-bottom-color:var(--line);background:color-mix(in srgb,var(--ivory) 94%,transparent)}
.site-header .wrap{display:flex;align-items:center;justify-content:space-between;gap:24px;width:100%}

/* brand lockup */
.brand{display:flex;align-items:center;gap:12px;flex-shrink:0}
.brand .mark{width:38px;height:38px;flex-shrink:0}
.brand .mark svg{width:100%;height:100%;display:block}
.brand .bz{display:flex;flex-direction:column;line-height:1.05}
.brand .zh{font-family:var(--serif);font-weight:700;font-size:1.18rem;letter-spacing:.06em;color:var(--navy)}
.brand .en{font-size:.6rem;letter-spacing:.34em;font-weight:600;color:var(--brass-deep);margin-top:2px}

.nav{display:flex;align-items:center;gap:clamp(16px,2.2vw,34px)}
.nav a{font-weight:500;font-size:.97rem;color:var(--ink);position:relative;padding-block:6px}
.nav a::after{content:"";position:absolute;left:0;bottom:0;height:2px;width:0;background:var(--brass);transition:width .3s var(--ease)}
.nav a:hover::after{width:100%}
.header-cta{display:flex;align-items:center;gap:14px;flex-shrink:0}
.nav-toggle{display:none}

/* =========================================================================
   HERO (header + hero = one screen — R6)
   ========================================================================= */
.hero{position:relative;min-height:calc(100svh - var(--header-h));display:flex;align-items:flex-end;overflow:hidden;isolation:isolate}
.hero__media{position:absolute;inset:0;z-index:-2}
.hero__media img{width:100%;height:100%;object-fit:cover;object-position:50% 38%}
.hero__scrim{position:absolute;inset:0;z-index:-1;background:
  linear-gradient(to top,rgba(8,18,33,.92) 0%,rgba(8,18,33,.55) 40%,rgba(8,18,33,.30) 72%,rgba(8,18,33,.42) 100%),
  linear-gradient(105deg,rgba(8,18,33,.6) 0%,rgba(8,18,33,0) 62%)}
.hero__inner{padding-block:clamp(40px,5.5vw,76px);color:#fff;max-width:820px}
.hero h1{font-family:var(--serif);font-weight:700;font-size:clamp(2.4rem,6vw,4.9rem);line-height:1.12;letter-spacing:.01em;text-shadow:0 2px 36px rgba(0,0,0,.3)}
.hero h1 em{font-style:normal;color:var(--brass-soft)}
.hero .lead{color:rgba(255,255,255,.9);max-width:50ch;margin-top:1.4rem}
.hero__actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:2.2rem}
.hero__meta{position:absolute;top:clamp(18px,3.4vw,34px);right:var(--gutter);z-index:1;text-align:right;color:rgba(255,255,255,.72);font-size:.78rem;letter-spacing:.12em}
.hero__meta b{display:block;color:#fff;font-family:var(--serif);font-weight:500;font-size:1rem;letter-spacing:.08em}
.hero__trust{
  display:flex;flex-wrap:wrap;gap:0;margin-top:2.6rem;border-top:1px solid rgba(255,255,255,.22);padding-top:1.3rem;
}
.hero__trust .ti{display:flex;align-items:baseline;gap:.5em;padding-right:clamp(20px,3vw,44px);margin-right:clamp(20px,3vw,44px);border-right:1px solid rgba(255,255,255,.2)}
.hero__trust .ti:last-child{border-right:0;margin-right:0;padding-right:0}
.hero__trust b{font-family:var(--serif);font-weight:600;font-size:1.5rem;color:var(--brass-soft)}
.hero__trust span{color:rgba(255,255,255,.82);font-size:.9rem}
.scroll-cue{position:absolute;left:var(--gutter);bottom:22px;z-index:1;display:inline-flex;align-items:center;gap:10px;color:rgba(255,255,255,.66);font-size:.72rem;letter-spacing:.24em}
.scroll-cue i{width:30px;height:1px;background:rgba(255,255,255,.5);position:relative;overflow:hidden;display:inline-block}
.scroll-cue i::after{content:"";position:absolute;inset:0;background:var(--brass-soft);transform:translateX(-100%);animation:cue 2.4s var(--ease) infinite}
@keyframes cue{0%{transform:translateX(-100%)}55%,100%{transform:translateX(100%)}}

/* =========================================================================
   (A) STATEMENT — 痛点→价值 不对称编辑
   ========================================================================= */
.statement{background:var(--ivory)}
.statement__grid{display:grid;grid-template-columns:1.1fr .9fr;gap:clamp(32px,5vw,76px);align-items:start}
.statement h2{font-family:var(--serif);font-weight:500;font-size:clamp(1.7rem,3.5vw,2.9rem);line-height:1.32;letter-spacing:.01em}
.statement h2 b{color:var(--brass-deep);font-weight:700}
.statement__aside{border-left:2px solid var(--brass);padding-left:clamp(20px,2vw,30px)}
.statement__aside .lead{color:var(--ink)}
.statement__aside p+p{margin-top:1.1rem;color:var(--slate)}
.statement__sig{margin-top:1.6rem;font-family:var(--serif);font-style:italic;color:var(--navy);font-size:1.1rem}

/* =========================================================================
   (B) PATH SELECTOR — 「我是…」Enterprise Gateway
   ========================================================================= */
.paths{background:var(--navy);color:#fff;position:relative;overflow:hidden}
.paths__head{max-width:660px;margin-bottom:clamp(30px,4vw,52px)}
.paths__head h2{font-family:var(--serif);font-weight:500;color:#fff;font-size:clamp(1.8rem,3.6vw,2.8rem);line-height:1.25;margin-top:1rem}
.paths__head p{color:rgba(255,255,255,.72);margin-top:.9rem}
.path-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.path{
  position:relative;border:1px solid rgba(255,255,255,.16);border-radius:var(--r-md);padding:26px 22px 22px;
  background:linear-gradient(180deg,rgba(255,255,255,.05),rgba(255,255,255,0));
  display:flex;flex-direction:column;gap:14px;min-height:230px;overflow:hidden;
  transition:transform .4s var(--ease),border-color .4s var(--ease),background .4s var(--ease);
}
.path:hover{transform:translateY(-6px);border-color:var(--brass);background:linear-gradient(180deg,rgba(176,134,60,.16),rgba(255,255,255,0))}
.path .pn{font-family:var(--serif);font-weight:500;font-size:1.2rem;color:var(--brass-soft)}
.path h3{font-family:var(--serif);font-weight:600;font-size:1.4rem;line-height:1.2}
.path p{color:rgba(255,255,255,.72);font-size:.92rem;flex:1}
.path .pl{display:inline-flex;align-items:center;gap:.5em;color:var(--brass-soft);font-weight:600;font-size:.88rem}
.path:hover .pl .arw{transform:translateX(4px)}
.path .arw{transition:transform .3s var(--ease)}

/* =========================================================================
   (C) SERVICES — 17 项 · 5 大组 编辑式分组索引
   ========================================================================= */
.services{background:var(--ivory)}
.services__head{display:flex;justify-content:space-between;align-items:flex-end;gap:24px;flex-wrap:wrap;margin-bottom:clamp(28px,3.6vw,48px)}
.services__head h2{font-family:var(--serif);font-weight:500;font-size:clamp(2rem,4vw,3rem);line-height:1.2}
.svc-group{
  display:grid;grid-template-columns:.62fr 1.38fr;gap:clamp(24px,4vw,64px);
  padding:clamp(28px,3.4vw,46px) 0;border-top:1px solid var(--line);align-items:start;
}
.svc-group:last-child{border-bottom:1px solid var(--line)}
.svc-group__label .gx{font-family:var(--serif);color:var(--brass-deep);font-size:1.05rem;font-weight:600;letter-spacing:.1em}
.svc-group__label h3{font-family:var(--serif);font-weight:600;font-size:clamp(1.4rem,2.2vw,1.9rem);line-height:1.25;margin:.5rem 0 .7rem}
.svc-group__label p{color:var(--slate);font-size:.95rem;max-width:32ch}
.svc-group__label .gfig{margin-top:1.2rem;border-radius:var(--r-md);overflow:hidden;box-shadow:var(--shadow-md);aspect-ratio:16/10}
.svc-group__label .gfig img{width:100%;height:100%;object-fit:cover}
.svc-list{display:grid;grid-template-columns:1fr 1fr;gap:2px 28px}
.svc-item{display:grid;grid-template-columns:auto 1fr;gap:16px;align-items:baseline;padding:14px 0;border-bottom:1px solid var(--line-soft)}
.svc-item .si{font-family:var(--serif);font-weight:500;color:var(--brass-deep);font-size:.95rem;min-width:2.2em;letter-spacing:.04em}
.svc-item h4{font-weight:600;font-size:1.05rem;color:var(--ink)}
.svc-item p{color:var(--slate);font-size:.86rem;margin-top:2px;line-height:1.55}
.svc-item.full{grid-column:1 / -1}

/* =========================================================================
   (D) PROCESS — 服务流程 时间轴
   ========================================================================= */
.process{background:var(--navy-900);color:#fff;position:relative}
.process__head{max-width:620px;margin-bottom:clamp(34px,4vw,58px)}
.process__head h2{font-family:var(--serif);font-weight:500;color:#fff;font-size:clamp(1.9rem,3.6vw,2.8rem);margin-top:1rem;line-height:1.25}
.process__head p{color:rgba(255,255,255,.72);margin-top:.9rem}
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:clamp(18px,2.4vw,30px);counter-reset:step}
.step{position:relative;padding-top:34px;transition:transform .4s var(--ease)}
.step:hover{transform:translateY(-4px)}
.step::before{content:"";position:absolute;top:11px;left:0;right:-30px;height:1px;background:rgba(255,255,255,.18)}
.step:last-child::before{right:0}
.step::after{content:"";position:absolute;top:11px;left:0;right:-30px;height:1.5px;background:linear-gradient(90deg,transparent 0%,var(--brass-soft) 50%,transparent 100%);background-size:55% 100%;background-repeat:no-repeat;animation:lineFlow 3s linear infinite}
.step:last-child::after{right:0}
@keyframes lineFlow{0%{background-position:-60% 0}100%{background-position:160% 0}}
.step .dot{position:absolute;top:5px;left:0;width:13px;height:13px;border-radius:50%;background:var(--brass);box-shadow:0 0 0 5px rgba(176,134,60,.22)}
/* step 动效：四个圆点依次放大发光，形成一道沿时间轴持续流动的「波」（纯 CSS 动画，
   不依赖滚动、一直在动）+ 揭示时黄铜连线从左画出。prefers-reduced-motion 开启则全禁。 */
.step .dot{animation:dotWave 2.2s ease-in-out infinite;will-change:transform}
.step[data-d="1"] .dot{animation-delay:.3s}
.step[data-d="2"] .dot{animation-delay:.6s}
.step[data-d="3"] .dot{animation-delay:.9s}
@keyframes dotWave{
  0%,100%{transform:scale(1);box-shadow:0 0 0 4px rgba(176,134,60,.22)}
  40%{transform:scale(1.5);box-shadow:0 0 0 13px rgba(176,134,60,.02)}
}
.step .sn{font-family:var(--serif);font-weight:500;color:var(--brass-soft);font-size:.95rem;letter-spacing:.1em}
.step h3{font-family:var(--serif);font-weight:600;font-size:1.32rem;margin:.5rem 0 .55rem}
.step p{color:rgba(255,255,255,.72);font-size:.92rem}

/* =========================================================================
   (E) WHY — 为什么选南桥 深色分屏 + 竖图
   ========================================================================= */
.why{background:var(--ivory)}
.why__grid{display:grid;grid-template-columns:.82fr 1.18fr;gap:clamp(30px,4.5vw,68px);align-items:center}
.why__media{position:relative;border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--shadow-lg);aspect-ratio:4/5}
.why__media img{width:100%;height:100%;object-fit:cover}
.why__media .tag{position:absolute;left:18px;bottom:18px;background:rgba(10,23,41,.78);color:#fff;backdrop-filter:blur(6px);padding:.55em 1.1em;border-radius:999px;font-size:.82rem;font-weight:500;letter-spacing:.04em}
.why h2{font-family:var(--serif);font-weight:500;font-size:clamp(1.9rem,3.6vw,2.9rem);line-height:1.25}
.why__list{margin-top:1.8rem;display:grid;gap:0}
.why-row{display:grid;grid-template-columns:auto 1fr;gap:20px;padding:1.15rem 0;border-top:1px solid var(--line);align-items:start}
.why-row:last-child{border-bottom:1px solid var(--line)}
.why-row .ic{width:42px;height:42px;border-radius:10px;background:color-mix(in srgb,var(--brass) 14%,#fff);display:grid;place-items:center;color:var(--brass-deep);flex-shrink:0}
.why-row h3{font-family:var(--serif);font-weight:600;font-size:1.2rem}
.why-row p{color:var(--slate);font-size:.94rem;margin-top:.3rem}

/* =========================================================================
   (F) BRIDGE BAND — 中马跨境 引述带
   ========================================================================= */
.bridge{background:var(--navy);color:#fff;position:relative;overflow:hidden;text-align:center}
.bridge .wrap{position:relative;z-index:1}
.bridge .eyebrow{justify-content:center}
.bridge h2{font-family:var(--serif);font-weight:500;font-size:clamp(1.9rem,4.4vw,3.4rem);line-height:1.32;margin:1.1rem auto 0;max-width:20ch}
.bridge h2 b{color:var(--brass-soft);font-weight:600}
.bridge p{color:rgba(255,255,255,.74);margin:1.2rem auto 0;max-width:52ch}
.bridge__mark{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);width:min(900px,120%);opacity:.06;z-index:0;pointer-events:none}
.bridge__stats{display:flex;justify-content:center;flex-wrap:wrap;gap:0;margin-top:2.4rem}
.bridge__stats .bs{padding:0 clamp(22px,4vw,52px);border-right:1px solid rgba(255,255,255,.18)}
.bridge__stats .bs:last-child{border-right:0}
.bridge__stats b{display:block;font-family:var(--serif);font-weight:500;font-size:clamp(2rem,4vw,3rem);color:var(--brass-soft);line-height:1}
.bridge__stats span{color:rgba(255,255,255,.78);font-size:.9rem;margin-top:.4rem;display:block}

/* =========================================================================
   (G) FAQ — 手风琴（无 JS 也可用）
   ========================================================================= */
.faq{background:var(--ivory)}
.faq__grid{display:grid;grid-template-columns:.7fr 1.3fr;gap:clamp(28px,4vw,64px);align-items:start}
.faq__head h2{font-family:var(--serif);font-weight:500;font-size:clamp(1.9rem,3.6vw,2.8rem);line-height:1.25;margin-top:1rem}
.faq__head p{color:var(--slate);margin-top:1rem}
.faq__head .btn{margin-top:1.6rem}
.faq__list{border-top:1px solid var(--line)}
.qa{border-bottom:1px solid var(--line)}
.qa summary{list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:18px;padding:1.25rem 0;font-family:var(--serif);font-weight:600;font-size:1.12rem;color:var(--ink)}
.qa summary::-webkit-details-marker{display:none}
.qa summary .pm{position:relative;width:18px;height:18px;flex-shrink:0}
.qa summary .pm::before,.qa summary .pm::after{content:"";position:absolute;background:var(--brass);transition:transform .3s var(--ease)}
.qa summary .pm::before{top:8px;left:0;width:18px;height:2px}
.qa summary .pm::after{top:0;left:8px;width:2px;height:18px}
.qa[open] summary .pm::after{transform:scaleY(0)}
.qa__body{padding:0 0 1.4rem;color:var(--slate);max-width:62ch}
.qa[open] summary{color:var(--brass-deep)}

/* =========================================================================
   (H) CONTACT — 预约表单 + 联系方式
   ========================================================================= */
.contact{background:var(--navy-900);color:#fff}
.contact__grid{display:grid;grid-template-columns:1.05fr .95fr;gap:clamp(32px,5vw,72px);align-items:start}
.contact h2{font-family:var(--serif);font-weight:500;color:#fff;font-size:clamp(2rem,4vw,3rem);line-height:1.2;margin-top:1rem}
.contact__intro{color:rgba(255,255,255,.74);margin-top:1.1rem;max-width:40ch}
.contact__info{margin-top:2rem;display:grid;gap:0}
.ci-row{display:grid;grid-template-columns:auto 1fr;gap:18px;padding:1.05rem 0;border-top:1px solid rgba(255,255,255,.14);align-items:start}
.ci-row:last-child{border-bottom:1px solid rgba(255,255,255,.14)}
.ci-row .ic{width:40px;height:40px;border-radius:10px;background:rgba(176,134,60,.18);display:grid;place-items:center;color:var(--brass-soft);flex-shrink:0}
.ci-row h3{font-size:.74rem;letter-spacing:.16em;text-transform:uppercase;color:var(--slate-soft);font-weight:600}
.ci-row p{margin-top:.3rem;font-size:1.02rem;color:#fff}
.ci-row a{color:var(--brass-soft)}
.ci-note{margin-top:1.2rem;font-size:.8rem;color:rgba(255,255,255,.5)}

.form{background:#fff;border-radius:var(--r-lg);padding:clamp(26px,3vw,40px);box-shadow:var(--shadow-lg);color:var(--ink)}
.form h3{font-family:var(--serif);font-weight:600;font-size:1.4rem;margin-bottom:.4rem}
.form .fsub{color:var(--slate);font-size:.92rem;margin-bottom:1.4rem}
.frow{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.field{margin-bottom:14px}
.field label{display:block;font-size:.82rem;font-weight:600;color:var(--slate);margin-bottom:7px}
.field label .req{color:var(--brass-deep)}
.field input,.field select,.field textarea{
  width:100%;padding:.8em .95em;border:1.5px solid var(--line);border-radius:8px;background:var(--ivory);
  font:inherit;color:var(--ink);transition:border-color .25s var(--ease),background .25s var(--ease);
}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--navy);background:#fff}
.field :is(input,select,textarea):focus-visible{outline:2px solid var(--brass-deep);outline-offset:2px;border-color:var(--navy);background:#fff}
.field textarea{resize:vertical;min-height:104px}
.form .btn{width:100%;justify-content:center;margin-top:6px}
.form .ok{margin-top:12px;color:var(--brass-deep);font-weight:600;font-size:.94rem}
.form .note{margin-top:8px;font-size:.78rem;color:var(--slate)}
.form .consent{margin-top:10px;font-size:.76rem;color:var(--slate);line-height:1.5}

/* =========================================================================
   FOOTER (R2 signature)
   ========================================================================= */
.site-footer{background:#0A1424;color:rgba(255,255,255,.66);padding-top:clamp(58px,6.5vw,90px)}
.footer__top{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.1fr;gap:clamp(28px,4vw,56px);padding-bottom:clamp(40px,5vw,60px);border-bottom:1px solid rgba(255,255,255,.1)}
.footer__brand .brand .zh{color:#fff}
.footer__brand p{margin-top:16px;max-width:34ch;font-size:.92rem;line-height:1.7}
.footer__brand .slogan{font-family:var(--serif);font-style:italic;color:var(--brass-soft);font-size:1.08rem;margin-top:14px}
.footer h3{color:#fff;font-size:.74rem;letter-spacing:.16em;text-transform:uppercase;font-weight:600;margin-bottom:16px}
.footer__links li+li{margin-top:10px}
.footer__links a{font-size:.93rem;transition:color .25s var(--ease)}
.footer__links a:hover{color:var(--brass-soft)}
.footer__contact p{font-size:.92rem;line-height:1.6;margin-bottom:10px}
.footer__contact a{color:#fff}
.footer__bottom{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;padding-block:24px;font-size:.83rem}
.footer__bottom .sign a{color:#fff;font-weight:600;border-bottom:1px solid rgba(255,255,255,.4)}
.footer__bottom .sign a:hover{border-color:#fff}

/* =========================================================================
   MOTION (reduced-motion 守则 — D7)
   ========================================================================= */
/* 默认可见；仅当 JS 启用（<html class="js">）才隐藏待揭示——无 JS 时内容恒可见 */
.js [data-reveal]{opacity:0;transform:translateY(24px);transition:opacity .8s var(--ease),transform .8s var(--ease)}
.js [data-reveal].in{opacity:1;transform:none}
[data-reveal][data-d="1"]{transition-delay:.07s}
[data-reveal][data-d="2"]{transition-delay:.14s}
[data-reveal][data-d="3"]{transition-delay:.21s}
[data-reveal][data-d="4"]{transition-delay:.28s}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;scroll-behavior:auto!important}
  [data-reveal]{opacity:1!important;transform:none!important;transition:none!important}
  .step .dot{transform:none!important}
  .step::after{background:rgba(203,164,99,.5)!important}
  .scroll-cue i::after{display:none}
}

/* =========================================================================
   RESPONSIVE — tablet (≤1024) / mobile (≤760)  (R1)
   ========================================================================= */
@media (max-width:1024px){
  :root{--header-h:70px}
  .statement__grid,.why__grid,.faq__grid,.contact__grid{grid-template-columns:1fr}
  .path-grid{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:repeat(2,1fr);gap:30px 24px}
  .step::before{display:none}
  .svc-group{grid-template-columns:1fr;gap:18px}
  .why__media{aspect-ratio:16/10;max-height:420px}
  .footer__top{grid-template-columns:1fr 1fr}
  .frow{grid-template-columns:1fr}
}
@media (max-width:760px){
  :root{--header-h:62px}
  .nav,.header-cta .btn{display:none}
  .nav-toggle{display:inline-flex;align-items:center;justify-content:center;width:44px;height:44px;border-radius:10px;border:1.5px solid var(--line)}
  .nav-toggle span{position:relative;width:20px;height:2px;background:var(--navy);display:block}
  .nav-toggle span::before,.nav-toggle span::after{content:"";position:absolute;left:0;width:20px;height:2px;background:var(--navy);transition:.3s var(--ease)}
  .nav-toggle span::before{top:-6px}.nav-toggle span::after{top:6px}
  body.nav-open .nav-toggle span{background:transparent}
  body.nav-open .nav-toggle span::before{top:0;transform:rotate(45deg)}
  body.nav-open .nav-toggle span::after{top:0;transform:rotate(-45deg)}
  .mobile-nav{position:fixed;inset:var(--header-h) 0 0;z-index:55;background:var(--ivory);transform:translateY(-12px);opacity:0;visibility:hidden;pointer-events:none;transition:opacity .3s var(--ease),transform .3s var(--ease),visibility 0s linear .3s;display:flex;flex-direction:column;padding:26px var(--gutter) 40px;gap:4px;overflow-y:auto}
  body.nav-open .mobile-nav{transform:none;opacity:1;visibility:visible;pointer-events:auto;transition:opacity .3s var(--ease),transform .3s var(--ease),visibility 0s}
  .mobile-nav a{font-family:var(--serif);font-size:1.5rem;font-weight:600;padding:13px 0;border-bottom:1px solid var(--line);color:var(--navy)}
  .mobile-nav a.btn{margin-top:20px;align-self:flex-start;color:var(--navy);border-bottom:0;font-size:1rem;padding:.85em 1.6em}

  .path-grid{grid-template-columns:1fr;gap:12px}
  .path{min-height:auto}
  .steps{grid-template-columns:1fr;gap:0}
  .step{padding:18px 0 18px 30px;border-left:1px solid rgba(255,255,255,.18)}
  .step:last-child{border-image:linear-gradient(to bottom,rgba(255,255,255,.18) 30px,transparent 30px) 1}
  .step::before,.step::after{display:none}
  .step .dot{left:-6px;top:22px}
  .step .sn{display:inline}
  .svc-list{grid-template-columns:1fr;gap:0}
  .hero__meta{display:none}
  .hero__trust{gap:16px 12px}
  .hero__trust .ti{flex-direction:column;align-items:flex-start;gap:3px;border-right:0;padding-right:0;margin-right:0;width:44%}
  .hero__trust b{font-size:1.35rem}
  .footer__top{grid-template-columns:1fr}
  .bridge__stats .bs{border-right:0;padding:10px clamp(18px,4vw,30px)}
}
@media (min-width:761px){.mobile-nav{display:none}}