/* ============================================================
   易支付 · 共享样式表
   视觉方向：商户收款平台 —— 深蓝信任 + 绿到账 + 琥珀费率
   ============================================================ */

/* ---------- Design tokens ---------- */
:root{
  --navy-900:#0A1E3C;   /* 深蓝：hero / footer 底色 */
  --navy-800:#0F2A52;
  --navy-700:#14345F;
  --blue-600:#2563EB;   /* 主品牌蓝 */
  --blue-500:#3B82F6;
  --blue-100:#E3EBFB;
  --blue-50:#EFF4FE;
  --green-600:#16A34A;  /* 资金到账 / 成功 */
  --green-50:#E9F9EF;
  --amber-500:#F59E0B;  /* 费率 / 提示 */
  --amber-50:#FEF4E5;
  --red-600:#DC2626;
  --ink:#0F172A;        /* 正文 */
  --ink-2:#475569;      /* 次级文字 */
  --ink-3:#94A3B8;      /* 弱化文字 */
  --bg:#F5F7FA;         /* 页面浅底 */
  --card:#FFFFFF;
  --line:#E6EAF0;       /* 分隔线 */
  --radius:14px;
  --radius-sm:10px;
  --shadow:0 10px 30px rgba(10,30,60,.08);
  --shadow-lg:0 18px 50px rgba(10,30,60,.14);
  --font:"Noto Sans SC","PingFang SC","Microsoft YaHei","Segoe UI",system-ui,-apple-system,sans-serif;
}

/* ---------- Reset & base ---------- */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:var(--font);
  color:var(--ink);
  background:var(--bg);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
ul{list-style:none}
button{font-family:inherit;cursor:pointer;border:none;background:none}
input,select,textarea{font-family:inherit;font-size:1rem}
::selection{background:var(--blue-600);color:#fff}
:focus-visible{outline:3px solid var(--blue-500);outline-offset:2px;border-radius:6px}

/* 尊重 reduced-motion */
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important;scroll-behavior:auto!important}
}

/* ---------- 顶部导航 ---------- */
.navbar{
  position:sticky;top:0;z-index:100;
  background:rgba(255,255,255,.92);backdrop-filter:blur(12px);
  border-bottom:1px solid var(--line);
}
.nav-inner{
  max-width:1200px;margin:0 auto;padding:0 24px;
  height:64px;display:flex;align-items:center;gap:28px;
}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:1.25rem;color:var(--navy-900)}
.brand .logo{width:32px;height:32px;border-radius:9px;background:linear-gradient(135deg,var(--blue-600),var(--blue-500));display:grid;place-items:center;color:#fff}
.brand .logo svg{width:18px;height:18px}
.nav-links{display:flex;align-items:center;gap:6px;flex:1}
.nav-links a{padding:8px 14px;border-radius:8px;color:var(--ink-2);font-weight:500;font-size:.95rem;transition:.2s}
.nav-links a:hover{color:var(--blue-600);background:var(--blue-50)}
.nav-links a.active{color:var(--blue-600);background:var(--blue-50);font-weight:600}
.nav-cta{display:flex;align-items:center;gap:10px}
.nav-toggle{display:none;width:40px;height:40px;border-radius:8px;place-items:center;color:var(--ink);font-size:1.5rem}

/* 按钮 */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:11px 22px;border-radius:10px;font-weight:600;font-size:.95rem;
  transition:.2s;white-space:nowrap;border:1px solid transparent;
}
.btn-primary{background:var(--blue-600);color:#fff}
.btn-primary:hover{background:var(--blue-500);transform:translateY(-1px);box-shadow:0 8px 20px rgba(37,99,235,.3)}
.btn-ghost{background:#fff;border-color:var(--line);color:var(--ink)}
.btn-ghost:hover{border-color:var(--blue-600);color:var(--blue-600)}
.btn-dark{background:#fff;color:var(--navy-900)}
.btn-dark:hover{transform:translateY(-1px)}
.btn-green{background:var(--green-600);color:#fff}
.btn-green:hover{background:#128a3d}
.btn-sm{padding:7px 14px;font-size:.85rem}
.btn-block{width:100%}
.btn:disabled{opacity:.55;cursor:not-allowed;transform:none}

/* ---------- Hero ---------- */
.hero{
  background:
    radial-gradient(60% 80% at 15% 10%,rgba(59,130,246,.22),transparent 60%),
    radial-gradient(50% 70% at 90% 30%,rgba(22,163,74,.12),transparent 55%),
    var(--navy-900);
  color:#fff;position:relative;overflow:hidden;
}
.hero::after{
  content:"";position:absolute;inset:0;
  background-image:radial-gradient(rgba(255,255,255,.09) 1px,transparent 1px);
  background-size:26px 26px;opacity:.5;pointer-events:none;
}
.hero-inner{max-width:1200px;margin:0 auto;padding:88px 24px 96px;display:grid;grid-template-columns:1.1fr .9fr;gap:48px;align-items:center;position:relative;z-index:1}
.hero-badge{display:inline-flex;align-items:center;gap:8px;background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.2);color:#D6E4FF;padding:6px 14px;border-radius:999px;font-size:.85rem;font-weight:500}
.hero h1{font-size:3rem;line-height:1.15;font-weight:800;margin:20px 0 18px;letter-spacing:-.5px}
.hero h1 .accent{background:linear-gradient(90deg,#7AB8FF,#34D399);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero p{color:#B9C7E0;font-size:1.1rem;max-width:520px}
.hero-actions{display:flex;gap:14px;margin-top:30px;flex-wrap:wrap}
.hero-meta{display:flex;gap:36px;margin-top:38px;padding-top:26px;border-top:1px solid rgba(255,255,255,.14)}
.hero-meta .num{font-size:1.7rem;font-weight:800}
.hero-meta .lbl{font-size:.85rem;color:#9FB0CD}

/* 收银台卡 demo */
.hero-demo{background:#fff;border-radius:16px;box-shadow:var(--shadow-lg);overflow:hidden;color:var(--ink)}
.demo-head{display:flex;justify-content:space-between;align-items:center;padding:14px 18px;border-bottom:1px solid var(--line)}
.demo-head .dot{width:9px;height:9px;border-radius:50%;background:var(--line)}
.demo-head span{font-size:.8rem;color:var(--ink-3)}
.demo-amount{padding:26px 18px 18px;text-align:center}
.demo-amount .yuan{font-size:.95rem;color:var(--ink-2)}
.demo-amount .val{font-size:2.6rem;font-weight:800;color:var(--navy-900);letter-spacing:-1px}
.demo-methods{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;padding:0 18px 6px}
.demo-methods div{border:1.5px solid var(--line);border-radius:10px;padding:12px 6px;text-align:center;font-size:.82rem;color:var(--ink-2);background:var(--bg)}
.demo-methods div.on{border-color:var(--green-600);background:var(--green-50);color:var(--green-600);font-weight:600}
.demo-btn{display:block;margin:18px;text-align:center;background:var(--green-600);color:#fff;font-weight:600;padding:13px;border-radius:10px}

/* ---------- 通用区块 ---------- */
.section{padding:84px 0}
.wrap{max-width:1200px;margin:0 auto;padding:0 24px}
.sec-head{max-width:640px;margin-bottom:48px}
.sec-head.center{margin-left:auto;margin-right:auto;text-align:center}
.kicker{color:var(--blue-600);font-weight:700;letter-spacing:1px;font-size:.85rem;text-transform:uppercase}
.sec-head h2{font-size:2.1rem;font-weight:800;color:var(--navy-900);line-height:1.2;margin:12px 0 14px;letter-spacing:-.5px}
.sec-head p{color:var(--ink-2)}

/* 功能卡片 */
.grid{display:grid;gap:22px}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-4{grid-template-columns:repeat(4,1fr)}
.grid-2{grid-template-columns:repeat(2,1fr)}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:28px;transition:.25s}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:#CBD7EA}
.card .ico{width:48px;height:48px;border-radius:12px;display:grid;place-items:center;margin-bottom:18px}
.card .ico svg{width:24px;height:24px}
.card h3{font-size:1.12rem;font-weight:700;color:var(--navy-900);margin-bottom:8px}
.card p{color:var(--ink-2);font-size:.95rem}
.ico-blue{background:var(--blue-50);color:var(--blue-600)}
.ico-green{background:var(--green-50);color:var(--green-600)}
.ico-amber{background:var(--amber-50);color:var(--amber-500)}
.ico-navy{background:#E7EEF8;color:var(--navy-700)}

/* 渠道 logo 墙 */
.channel-row{display:flex;flex-wrap:wrap;gap:16px;justify-content:center}
.channel{background:#fff;border:1px solid var(--line);border-radius:12px;padding:16px 26px;display:flex;align-items:center;gap:10px;font-weight:600;color:var(--ink-2);font-size:1rem;box-shadow:0 2px 6px rgba(10,30,60,.04)}
.channel svg{width:22px;height:22px}

/* 流程步骤 */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;counter-reset:step}
.step{position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:30px 26px}
.step::before{counter-increment:step;content:counter(step,decimal-leading-zero);position:absolute;top:22px;right:22px;font-size:2.2rem;font-weight:800;color:var(--blue-100)}
.step h3{font-size:1.1rem;font-weight:700;color:var(--navy-900);margin:14px 0 8px}
.step p{color:var(--ink-2);font-size:.93rem}

/* 费率对比 */
.rate-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;align-items:start}
.rate-card{background:#fff;border:1px solid var(--line);border-radius:16px;padding:30px;position:relative}
.rate-card.hot{border:2px solid var(--blue-600);box-shadow:var(--shadow-lg)}
.rate-tag{position:absolute;top:-13px;left:50%;transform:translateX(-50%);background:var(--blue-600);color:#fff;font-size:.78rem;font-weight:700;padding:4px 14px;border-radius:999px}
.rate-card h3{font-size:1.2rem;font-weight:700;color:var(--navy-900)}
.rate-card .price{font-size:2.3rem;font-weight:800;color:var(--navy-900);margin:16px 0 4px;letter-spacing:-1px}
.rate-card .price small{font-size:.95rem;font-weight:600;color:var(--ink-3)}
.rate-card .desc{color:var(--ink-2);font-size:.9rem;margin-bottom:20px}
.rate-card ul li{padding:9px 0;border-top:1px dashed var(--line);color:var(--ink-2);font-size:.93rem;display:flex;gap:8px}
.rate-card ul li svg{width:16px;height:16px;flex:none;margin-top:4px;color:var(--green-600)}
.rate-card .btn{margin-top:22px}

/* 双列特性 */
.split{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.split .txt h2{font-size:1.9rem;font-weight:800;color:var(--navy-900);margin:12px 0 16px;line-height:1.2;letter-spacing:-.5px}
.split .txt p{color:var(--ink-2);margin-bottom:20px}
.check-list li{display:flex;gap:10px;padding:7px 0;color:var(--ink);font-weight:500}
.check-list li svg{width:20px;height:20px;flex:none;color:var(--green-600);margin-top:3px}
.check-list li span{font-weight:400;color:var(--ink-2)}

/* 图表/面板容器（demo 数据块） */
.panel{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}
.panel-head{padding:18px 22px;border-bottom:1px solid var(--line);display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:12px}
.panel-head h3{font-size:1.05rem;font-weight:700;color:var(--navy-900)}
.panel-body{padding:22px}

/* 统计卡 */
.stat{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:22px 24px;display:flex;flex-direction:column;gap:6px}
.stat .lbl{color:var(--ink-3);font-size:.88rem}
.stat .val{font-size:1.8rem;font-weight:800;color:var(--navy-900);letter-spacing:-.5px}
.stat .delta{font-size:.85rem;color:var(--green-600);font-weight:600}

/* 表格 */
.table-wrap{overflow-x:auto}
table{width:100%;border-collapse:collapse;table-layout:fixed;min-width:640px}
th,td{padding:13px 14px;text-align:left;font-size:.92rem}
th{color:var(--ink-3);font-weight:600;border-bottom:1px solid var(--line);font-size:.82rem}
td{border-bottom:1px solid var(--line);color:var(--ink-2)}
tbody tr:hover{background:var(--blue-50)}
.tag{display:inline-block;padding:3px 10px;border-radius:999px;font-size:.78rem;font-weight:600}
.tag-green{background:var(--green-50);color:var(--green-600)}
.tag-blue{background:var(--blue-50);color:var(--blue-600)}
.tag-amber{background:var(--amber-50);color:#B7791F}
.tag-gray{background:#F1F4F8;color:var(--ink-3)}
.mono{font-family:"SF Mono",Menlo,Consolas,monospace;font-size:.88em}

/* 输入 */
.field{margin-bottom:18px}
.field label{display:block;font-weight:600;font-size:.9rem;color:var(--ink);margin-bottom:7px}
.field .hint{font-size:.8rem;color:var(--ink-3);margin-top:5px}
.input,textarea.input,select.input{
  width:100%;padding:12px 14px;border:1.5px solid var(--line);border-radius:var(--radius-sm);
  background:#fff;color:var(--ink);transition:.2s;
}
.input:focus{outline:none;border-color:var(--blue-600);box-shadow:0 0 0 3px var(--blue-50)}
.input-err{border-color:var(--red-600)!important}
.form-msg{font-size:.85rem;margin-top:4px}
.form-msg.err{color:var(--red-600)}
.form-msg.ok{color:var(--green-600)}

/* 面包屑 */
.breadcrumb{background:#fff;border-bottom:1px solid var(--line)}
.breadcrumb .wrap{padding-top:14px;padding-bottom:14px;font-size:.88rem;color:var(--ink-3)}
.breadcrumb a{color:var(--ink-3)}
.breadcrumb a:hover{color:var(--blue-600)}
.breadcrumb .sep{margin:0 8px;color:var(--ink-3)}

/* 页首横幅（子页） */
.page-hero{background:linear-gradient(135deg,var(--navy-900),var(--navy-700));color:#fff;padding:64px 0 56px}
.page-hero h1{font-size:2.3rem;font-weight:800;letter-spacing:-.5px}
.page-hero p{color:#B9C7E0;margin-top:12px;max-width:640px}

/* ---------- 收银台 ---------- */
.pay-layout{display:grid;grid-template-columns:1fr 420px;gap:26px;align-items:start}
.pay-card{background:#fff;border:1px solid var(--line);border-radius:16px;padding:28px;box-shadow:var(--shadow)}
.pay-amt{display:flex;align-items:baseline;gap:4px;color:var(--navy-900);font-weight:800;font-size:1.5rem;margin:6px 0 20px}
.pay-amt .val{font-size:2.6rem;letter-spacing:-1px}
.methods{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin:14px 0 6px}
.method{border:1.5px solid var(--line);border-radius:12px;padding:16px 8px;text-align:center;transition:.2s;cursor:pointer}
.method:hover{border-color:var(--blue-500)}
.method.on{border-color:var(--green-600);background:var(--green-50)}
.method svg{width:30px;height:30px;margin:0 auto 8px;display:block}
.method b{display:block;font-size:.88rem;color:var(--ink)}
.method span{font-size:.75rem;color:var(--ink-3)}
.qr-box{border:1.5px dashed var(--line);border-radius:12px;padding:18px;text-align:center;margin-top:18px}
.qr-box canvas{max-width:180px;margin:0 auto}
.order-info{font-size:.9rem;color:var(--ink-2)}
.order-info .row{display:flex;justify-content:space-between;padding:9px 0;border-bottom:1px dashed var(--line)}
.order-info .row:last-child{border:none}
.order-info b{color:var(--ink)}

/* ---------- 商户中心（后台感） ---------- */
.console-layout{display:grid;grid-template-columns:240px 1fr;gap:26px;align-items:start}
.console-nav{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}
.console-nav .user{padding:20px;border-bottom:1px solid var(--line);display:flex;gap:12px;align-items:center}
.console-nav .user .av{width:42px;height:42px;border-radius:50%;background:linear-gradient(135deg,var(--blue-600),var(--blue-500));color:#fff;display:grid;place-items:center;font-weight:700}
.console-nav .user b{display:block;font-size:.95rem;color:var(--navy-900)}
.console-nav .user span{font-size:.78rem;color:var(--ink-3)}
.console-nav ul li a{display:flex;align-items:center;gap:11px;padding:13px 20px;color:var(--ink-2);font-weight:500;font-size:.92rem;border-left:3px solid transparent;transition:.2s}
.console-nav ul li a:hover{background:var(--blue-50);color:var(--blue-600)}
.console-nav ul li a.active{background:var(--blue-50);color:var(--blue-600);border-left-color:var(--blue-600);font-weight:600}
.console-nav ul li a svg{width:19px;height:19px}

/* ---------- CTA ---------- */
.cta-band{background:linear-gradient(135deg,var(--blue-600),var(--navy-700));border-radius:20px;padding:56px;text-align:center;color:#fff;position:relative;overflow:hidden}
.cta-band h2{font-size:2rem;font-weight:800;margin-bottom:14px;letter-spacing:-.5px}
.cta-band p{color:#D6E4FF;margin-bottom:26px}
.cta-band .btn{background:#fff;color:var(--navy-900)}
.cta-band .btn:hover{transform:translateY(-1px)}
.cta-band .btn-ghost2{background:transparent;border:1px solid rgba(255,255,255,.5);color:#fff}
.cta-band .btn-ghost2:hover{border-color:#fff;background:rgba(255,255,255,.08)}

/* ---------- 页脚 ---------- */
.footer{background:var(--navy-900);color:#B9C7E0;padding:60px 0 30px}
.footer .cols{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr 1.2fr;gap:30px;margin-bottom:40px}
.footer h4{color:#fff;font-size:.98rem;margin-bottom:16px;font-weight:600}
.footer .col a{display:block;padding:6px 0;font-size:.92rem;transition:.2s}
.footer .col a:hover{color:#fff}
.footer .brand-txt{font-size:.92rem;margin-top:14px;max-width:260px}
.footer .bottom{border-top:1px solid rgba(255,255,255,.12);padding-top:22px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px;font-size:.85rem;color:#8FA3C0}
.footer .bottom a{margin-left:18px}

/* ---------- Toast ---------- */
.toast-wrap{position:fixed;top:20px;right:20px;z-index:1000;display:flex;flex-direction:column;gap:10px}
.toast{background:var(--navy-900);color:#fff;padding:13px 18px;border-radius:10px;box-shadow:var(--shadow-lg);display:flex;align-items:center;gap:10px;font-size:.9rem;min-width:240px;animation:toastIn .3s ease}
.toast.ok{border-left:4px solid var(--green-600)}
.toast.err{border-left:4px solid var(--red-600)}
.toast.info{border-left:4px solid var(--blue-500)}
.toast svg{width:18px;height:18px;flex:none}
@keyframes toastIn{from{opacity:0;transform:translateY(-12px)}to{opacity:1;transform:none}}

/* ---------- 登录/注册 ---------- */
.auth-wrap{min-height:100vh;display:grid;grid-template-columns:1fr 1fr;background:#fff}
.auth-side{background:linear-gradient(160deg,var(--navy-900),var(--navy-700));color:#fff;padding:60px;display:flex;flex-direction:column;justify-content:center;position:relative;overflow:hidden}
.auth-side::after{content:"";position:absolute;inset:0;background-image:radial-gradient(rgba(255,255,255,.08) 1px,transparent 1px);background-size:24px 24px}
.auth-side h1{font-size:2rem;font-weight:800;margin-bottom:16px;position:relative;z-index:1}
.auth-side p{color:#B9C7E0;max-width:360px;position:relative;z-index:1}
.auth-side .feat{position:relative;z-index:1;margin-top:34px;display:grid;gap:16px}
.auth-side .feat div{display:flex;gap:10px;align-items:center;color:#D6E4FF;font-size:.95rem}
.auth-side .feat svg{width:20px;height:20px;color:#34D399;flex:none}
.auth-form{padding:60px;display:flex;flex-direction:column;justify-content:center;max-width:460px;margin:0 auto;width:100%}
.auth-form h2{font-size:1.7rem;font-weight:800;color:var(--navy-900);margin-bottom:6px}
.auth-form .sub{color:var(--ink-3);margin-bottom:28px}
.auth-form .switch{margin-top:22px;text-align:center;color:var(--ink-2);font-size:.92rem}
.auth-form .switch a{color:var(--blue-600);font-weight:600}

/* ---------- API 文档 ---------- */
.codeblock{background:var(--navy-900);color:#D6E4FF;border-radius:12px;padding:20px;overflow-x:auto;font-family:"SF Mono",Menlo,Consolas,monospace;font-size:.85rem;line-height:1.7;position:relative}
.codeblock .lang{position:absolute;top:12px;right:14px;font-size:.75rem;color:#8FA3C0;text-transform:uppercase;letter-spacing:1px}
.codeblock .k{color:#7AB8FF}
.codeblock .s{color:#7EE0A8}
.codeblock .c{color:#6b7f9b;font-style:italic}
.api-endpoint{background:#fff;border:1px solid var(--line);border-radius:12px;margin-bottom:14px;overflow:hidden}
.api-endpoint .head{display:flex;align-items:center;gap:12px;padding:14px 18px;border-bottom:1px solid var(--line)}
.api-endpoint .method{font-family:monospace;font-weight:700;font-size:.8rem;padding:3px 10px;border-radius:6px;color:#fff}
.m-post{background:var(--green-600)}
.m-get{background:var(--blue-600)}
.api-endpoint .path{font-family:monospace;color:var(--ink);font-weight:500}
.api-endpoint .body{padding:18px}

/* 帮助中心手风琴 */
.accordion{background:#fff;border:1px solid var(--line);border-radius:12px;margin-bottom:12px;overflow:hidden}
.accordion summary{padding:18px 22px;cursor:pointer;font-weight:600;color:var(--navy-900);list-style:none;display:flex;justify-content:space-between;align-items:center}
.accordion summary::-webkit-details-marker{display:none}
.accordion summary .arrow{transition:.25s;color:var(--ink-3)}
.accordion[open] summary .arrow{transform:rotate(180deg)}
.accordion .acc-body{padding:0 22px 20px;color:var(--ink-2);font-size:.95rem}

/* ---------- 响应式 ---------- */
@media (max-width:1024px){
  .hero-inner{grid-template-columns:1fr;padding:64px 24px 72px}
  .hero-demo{max-width:460px}
  .grid-4{grid-template-columns:repeat(2,1fr)}
  .grid-3{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:repeat(2,1fr)}
  .rate-grid{grid-template-columns:1fr;max-width:460px;margin:0 auto}
  .split{grid-template-columns:1fr;gap:32px}
  .pay-layout{grid-template-columns:1fr}
  .console-layout{grid-template-columns:1fr}
  .auth-wrap{grid-template-columns:1fr}
  .auth-side{display:none}
  .footer .cols{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:720px){
  .nav-toggle{display:grid}
  .nav-links{position:fixed;top:64px;left:0;right:0;background:#fff;flex-direction:column;padding:12px 20px 20px;border-bottom:1px solid var(--line);box-shadow:var(--shadow);display:none;align-items:flex-start}
  .nav-links.open{display:flex}
  .nav-links a{width:100%;padding:12px 14px}
  .nav-cta .btn-login{display:none}
  .hero h1{font-size:2.2rem}
  .hero-meta{flex-wrap:wrap;gap:20px}
  .grid-3,.grid-4,.grid-2{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr}
  .methods{grid-template-columns:repeat(2,1fr)}
  .section{padding:60px 0}
  .page-hero h1{font-size:1.9rem}
  .cta-band{padding:40px 24px}
}