:root { color-scheme: dark; font-family: "Microsoft YaHei", "PingFang SC", Arial, sans-serif; color: #edf9f7; background: #07151d; }
* { box-sizing: border-box; }
body { min-width: 320px; min-height: 100vh; margin: 0; }
button, input { font: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
a { color: inherit; }
.download-page { position: relative; min-height: 100vh; overflow-x: hidden; background: #07151d; }
.download-page-backdrop { position: fixed; z-index: 0; inset: 0; background: linear-gradient(105deg, rgb(3 16 25 / .97) 0%, rgb(4 36 46 / .9) 43%, rgb(8 28 39 / .72) 67%, rgb(3 12 20 / .94) 100%), url('/assets/login-concept-b.webp?v=20260911.1') center / cover no-repeat; }
.download-page-backdrop::after { position: absolute; inset: 0; background: linear-gradient(90deg, rgb(1 10 17 / .24), transparent 52%, rgb(1 9 15 / .3)); content: ''; }
.download-header { position: relative; z-index: 1; display: flex; align-items: center; justify-content: space-between; width: min(1160px, calc(100% - 40px)); min-height: 80px; margin: 0 auto; }
.download-brand { display: inline-flex; align-items: baseline; gap: 9px; color: #ecfffb; text-decoration: none; }
.download-brand img { display: block; width: 28px; height: 25px; object-fit: contain; }
.download-brand span { color: #61e1d5; font-size: 24px; line-height: 1; text-shadow: 0 0 18px rgb(83 222 212 / .38); }
.download-brand strong { font-size: 19px; letter-spacing: 0; }
.download-brand small { padding-left: 9px; border-left: 1px solid rgb(183 237 229 / .34); color: #a9d2d0; font-size: 13px; }
.download-home-link { color: #b9ddda; font-size: 14px; font-weight: 700; text-decoration: none; }
.download-home-link:hover { color: #ffffff; }
.download-shell { position: relative; z-index: 1; display: grid; align-items: center; width: min(1160px, calc(100% - 40px)); min-height: calc(100vh - 80px); margin: 0 auto; padding: 30px 0 62px; }
.download-auth-layout { display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(370px, .76fr); align-items: center; gap: 54px; }
.download-intro { max-width: 620px; padding: 28px 0; color: #ffffff; }
.download-eyebrow { margin: 0 0 16px; color: #6be2d7; font-size: 12px; font-weight: 800; letter-spacing: 1.5px; }
.download-intro h1, .download-center-hero h1 { margin: 0; letter-spacing: 0; }
.download-intro h1 { max-width: 580px; color: #f4fffd; font-family: Georgia, "Songti SC", serif; font-size: 50px; line-height: 1.2; font-weight: 700; text-shadow: 0 8px 28px rgb(0 8 14 / .46); }
.download-intro > p { max-width: 490px; margin: 22px 0 0; color: #c9e5e1; font-size: 16px; line-height: 1.85; text-shadow: 0 2px 12px rgb(0 9 14 / .45); }
.download-intro-points { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 30px; }
.download-intro-points span { border: 1px solid rgb(109 221 211 / .36); border-radius: 4px; padding: 7px 11px; color: #d9f8f2; background: rgb(4 40 49 / .64); font-size: 13px; font-weight: 700; box-shadow: inset 0 0 20px rgb(45 171 166 / .08); }
.download-login-panel { display: grid; gap: 17px; border: 1px solid rgb(130 228 220 / .34); border-radius: 8px; padding: 34px; color: #eafaf7; background: rgb(7 27 37 / .9); box-shadow: 0 24px 64px rgb(0 8 14 / .42), inset 0 1px 0 rgb(255 255 255 / .08); backdrop-filter: blur(16px); }
.download-login-heading { display: flex; align-items: center; gap: 13px; margin-bottom: 8px; }
.download-login-mark { display: grid; place-items: center; width: 40px; aspect-ratio: 1; border: 1px solid rgb(113 231 220 / .55); border-radius: 6px; color: #eafff7; background: #0d6870; font-size: 20px; box-shadow: 0 0 22px rgb(50 205 196 / .18), inset 0 0 0 1px rgb(255 255 255 / .15); overflow: hidden; }
.download-login-mark img { display: block; width: 31px; height: 25px; object-fit: contain; }
.download-login-heading p { margin: 0 0 3px; color: #83b9b8; font-size: 12px; font-weight: 700; }
.download-login-heading h2 { margin: 0; font-size: 23px; line-height: 1.2; }
.download-login-panel label { display: grid; gap: 8px; color: #bfe0dc; font-size: 13px; font-weight: 700; }
.download-login-panel input[type="text"], .download-login-panel input[type="password"] { width: 100%; min-height: 46px; border: 1px solid rgb(132 188 186 / .36); border-radius: 5px; padding: 10px 13px; color: #effffc; background: rgb(1 15 23 / .72); outline: none; }
.download-login-panel input::placeholder { color: #739391; }
.download-login-panel input:focus { border-color: #61d9d0; box-shadow: 0 0 0 3px rgb(71 211 201 / .14), 0 0 18px rgb(55 193 185 / .1); }
.download-password-field { position: relative; display: block; }
.download-password-field input { padding-right: 48px; }
.download-icon-button { position: absolute; top: 50%; right: 5px; display: grid; place-items: center; width: 36px; height: 36px; border: 0; border-radius: 4px; color: #8cb6b3; background: transparent; cursor: pointer; transform: translateY(-50%); }
.download-icon-button:hover { color: #d9fffa; background: rgb(79 207 198 / .14); }
.download-login-options { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-top: -2px; font-size: 13px; }
.download-login-options a, .download-register a { color: #ff9b82; font-weight: 800; text-decoration: none; }
.download-login-options a:hover, .download-register a:hover { color: #ffc0a9; }
.download-remember { display: inline-flex !important; grid-template-columns: auto auto; align-items: center; gap: 7px !important; color: #a7c9c6 !important; font-weight: 600 !important; cursor: pointer; }
.download-remember input { width: 15px; height: 15px; margin: 0; accent-color: #51d3c9; }
.download-message { min-height: 19px; margin: -2px 0 0; color: #ff9e8d; font-size: 13px; line-height: 1.45; }
.download-primary-button, .download-secondary-button { display: inline-flex; align-items: center; justify-content: center; min-height: 44px; border: 1px solid transparent; border-radius: 5px; padding: 9px 16px; font-size: 14px; font-weight: 800; cursor: pointer; text-decoration: none; transition: transform .16s ease, box-shadow .16s ease, background .16s ease; }
.download-primary-button { color: #071e24; background: #64ded3; box-shadow: 0 9px 20px rgb(36 178 169 / .2); }
.download-primary-button:hover:not(:disabled) { background: #8cebe2; box-shadow: 0 12px 24px rgb(36 178 169 / .3); transform: translateY(-1px); }
.download-primary-button:disabled { cursor: wait; opacity: .68; }
.download-register { margin: 0; color: #86a9a7; font-size: 13px; text-align: center; }
.download-center { width: 100%; }
.download-center-hero { display: flex; align-items: end; justify-content: space-between; gap: 32px; padding: 38px 42px; border: 1px solid rgb(108 219 210 / .36); border-radius: 8px 8px 0 0; color: #ffffff; background: rgb(5 29 38 / .88); box-shadow: 0 18px 50px rgb(0 8 14 / .38); backdrop-filter: blur(12px); }
.download-center-hero .download-eyebrow { margin-bottom: 10px; }
.download-center-hero h1 { color: #edfffb; font-family: Georgia, "Songti SC", serif; font-size: 35px; line-height: 1.2; }
.download-center-hero p:not(.download-eyebrow) { margin: 10px 0 0; color: #b5d6d2; font-size: 14px; }
.download-account { display: grid; justify-items: end; gap: 4px; min-width: 160px; }
.download-account span { color: #8fbab7; font-size: 12px; }
.download-account strong { max-width: 220px; overflow-wrap: anywhere; color: #eafff9; font-size: 16px; }
.download-secondary-button { min-height: 34px; margin-top: 8px; border-color: rgb(130 219 211 / .38); color: #d8f4ef; background: rgb(255 255 255 / .07); font-size: 13px; }
.download-secondary-button:hover { background: rgb(255 255 255 / .17); transform: translateY(-1px); }
.download-list-section { border: 1px solid rgb(130 219 211 / .28); border-top: 0; border-radius: 0 0 8px 8px; padding: 34px 42px 42px; background: rgb(5 22 30 / .9); box-shadow: 0 18px 50px rgb(0 8 14 / .35); }
.download-list-heading { display: flex; align-items: end; justify-content: space-between; gap: 20px; padding-bottom: 22px; border-bottom: 1px solid rgb(128 181 178 / .22); }
.download-list-heading h2 { margin: 0; color: #e5faf6; font-size: 21px; }
.download-list-heading p { margin: 7px 0 0; color: #8cafad; font-size: 13px; }
.download-count { color: #71ded3; font-size: 13px; font-weight: 800; white-space: nowrap; }
.download-list { display: grid; gap: 12px; margin-top: 18px; }
.download-card { display: grid; grid-template-columns: 48px minmax(0, 1fr) auto; align-items: center; gap: 18px; border: 1px solid rgb(126 188 184 / .25); border-radius: 6px; padding: 18px; background: rgb(12 39 47 / .78); transition: border-color .16s ease, transform .16s ease, box-shadow .16s ease; }
.download-card:hover { border-color: rgb(101 220 210 / .7); box-shadow: 0 10px 22px rgb(0 10 15 / .28); transform: translateY(-1px); }
.download-file-icon { display: grid; place-items: center; width: 48px; aspect-ratio: 1; border: 1px solid rgb(101 218 207 / .58); border-radius: 6px; color: #79e1d7; background: rgb(20 91 94 / .54); font-size: 24px; font-weight: 900; }
.download-card h3 { margin: 0; color: #e3faf6; font-size: 16px; }
.download-card p { margin: 6px 0 0; color: #a4c5c2; font-size: 13px; line-height: 1.55; }
.download-meta { display: flex; flex-wrap: wrap; gap: 6px 12px; margin-top: 10px; color: #86aeaa; font-size: 12px; }
.download-meta span { position: relative; }
.download-meta span + span::before { position: absolute; top: 50%; left: -7px; width: 2px; height: 2px; border-radius: 50%; background: #65beb7; content: ''; }
.download-file-button { min-width: 112px; }
.download-empty { border: 1px dashed rgb(130 190 184 / .4); border-radius: 6px; padding: 28px; color: #9bbab6; background: rgb(7 30 38 / .66); font-size: 14px; text-align: center; }
.is-hidden { display: none !important; }
@media (max-width: 780px) { .download-header, .download-shell { width: min(100% - 28px, 620px); } .download-header { min-height: 66px; } .download-brand strong { font-size: 17px; } .download-home-link { font-size: 13px; } .download-shell { min-height: calc(100vh - 66px); padding: 24px 0 40px; } .download-auth-layout { grid-template-columns: 1fr; gap: 18px; } .download-intro { padding: 8px 0; } .download-intro h1 { font-size: 35px; } .download-intro > p { margin-top: 14px; font-size: 14px; } .download-intro-points { margin-top: 18px; } .download-login-panel { padding: 25px 21px; } .download-center-hero, .download-list-section { padding: 26px 21px; } .download-center-hero { align-items: start; flex-direction: column; } .download-center-hero h1 { font-size: 29px; } .download-account { justify-items: start; } .download-list-heading { align-items: start; flex-direction: column; gap: 10px; } .download-card { grid-template-columns: 44px minmax(0, 1fr); gap: 12px; padding: 15px; } .download-file-icon { width: 44px; } .download-file-button { grid-column: 1 / -1; width: 100%; margin-top: 3px; } }
@media (max-width: 420px) { .download-brand small { display: none; } .download-login-options { align-items: start; flex-direction: column; } .download-meta { display: grid; gap: 4px; } .download-meta span + span::before { display: none; } }