/*
Theme Name: Telegram 指南子主题
Description: Tecnologia 的本地子主题；承载 Telegram 使用指南的 SEO 与模板定制。
Template: tecnologia
Version: 1.0.0
Text Domain: telegram-guide-child
*/

/* 父主题的已有下载站样式由 functions.php 显式加载；新增样式只放在本文件。 */

/* Keep the editorial navigation on one calm desktop line; device pillars stay in its download submenu. */
@media (min-width: 921px) {
	.td-header .td-shell { gap: clamp(18px, 2.3vw, 34px); }
	.td-nav { min-width: 0; gap: 0; justify-content: center; }
	.td-nav .td-menu { display: flex; flex-wrap: nowrap; gap: clamp(14px, 1.45vw, 25px); white-space: nowrap; }
	.td-nav .td-menu a { font-size: clamp(13px, 1.02vw, 15px); }
	.td-brand { font-size: clamp(17px, 1.45vw, 20px); }
	.td-safe { flex: 0 0 auto; white-space: nowrap; }
}

/* Telegram-inspired but independent visual system for the third-party guide. */
:root{--tg-blue:#229ed9;--tg-deep:#17212b;--tg-copy:#62778a;--tg-pale:#f3f9fd;--tg-line:#dfecf5;--tg-card:#fff}.td-notice{background:#edf8ff!important;color:#497187!important;font-size:12px!important}.tg-home-hero{position:relative;overflow:hidden;padding:82px 0 74px;background:linear-gradient(135deg,#f8fcff 0%,#edf8ff 52%,#f8fcff 100%)}.tg-home-hero:before{content:"";position:absolute;width:730px;height:730px;right:-230px;top:-330px;border-radius:50%;background:radial-gradient(circle,rgba(61,174,227,.16),rgba(61,174,227,0) 69%)}.tg-home-hero-grid{position:relative;display:grid;grid-template-columns:1.02fr .98fr;align-items:center;gap:40px}.tg-kicker{display:flex;gap:8px;align-items:center;margin:0 0 14px;color:#178bc7;font-size:13px;font-weight:800;letter-spacing:.03em}.tg-kicker span{width:7px;height:7px;border-radius:99px;background:#39aee4;box-shadow:0 0 0 5px rgba(57,174,228,.13)}.tg-hero-copy h1{max-width:680px;margin:0;color:var(--tg-deep);font-size:clamp(44px,4.4vw,67px);line-height:1.1;letter-spacing:-.055em}.tg-hero-copy h1 em{font-style:normal;color:#249fd9}.tg-hero-lead{max-width:610px;margin:23px 0 0;color:var(--tg-copy);font-size:18px;line-height:1.85}.tg-hero-actions{display:flex;gap:13px;align-items:center;margin:31px 0}.tg-primary{display:inline-flex;gap:20px;align-items:center;padding:15px 18px 15px 22px;border-radius:13px;background:#249fd9;color:#fff!important;font-size:15px;font-weight:800;box-shadow:0 12px 26px rgba(36,159,217,.27)}.tg-primary span{font-size:20px;line-height:1}.tg-quiet{padding:14px 8px;color:#218dc5!important;font-size:14px;font-weight:750}.tg-trust-list{display:flex;gap:0;margin:6px 0 0;padding:0;list-style:none;color:#6e8597;font-size:12px}.tg-trust-list li{padding:0 17px;border-left:1px solid #d5e7f2}.tg-trust-list li:first-child{padding-left:0;border:0}.tg-trust-list b{margin-right:3px;color:#258fc5;font-size:15px}.tg-hero-visual{height:395px;position:relative}.tg-orbit{position:absolute;border:1px solid rgba(63,165,215,.17);border-radius:50%}.tg-orbit-a{width:385px;height:385px;right:7px;top:3px}.tg-orbit-b{width:475px;height:475px;right:-37px;top:-43px}.tg-window{position:absolute;z-index:2;right:15px;top:31px;width:min(100%,475px);height:286px;overflow:hidden;border:8px solid #fff;border-radius:17px;background:#f5faff;box-shadow:0 25px 65px rgba(24,94,133,.16)}.tg-window-top{height:37px;display:flex;align-items:center;gap:5px;padding:0 12px;background:#fff}.tg-window-top i{width:7px;height:7px;border-radius:50%;background:#d5e5ee}.tg-window-top b{margin-left:8px;color:#7c95a6;font-size:10px}.tg-window-body{display:grid;grid-template-columns:90px 1fr;height:calc(100% - 37px)}.tg-window-body aside{display:flex;flex-direction:column;gap:12px;padding:22px 14px;background:#e9f5fc}.tg-window-body aside span{height:30px;border-radius:9px;background:#d2e9f6}.tg-window-body aside .active{background:#47b1e3}.tg-window-body main{padding:23px}.tg-chat-head{display:flex;flex-direction:column;padding-bottom:17px;border-bottom:1px solid #deedf6}.tg-chat-head strong{font-size:14px;color:#263948}.tg-chat-head small{margin-top:3px;color:#82a0b3;font-size:10px}.tg-bubble{width:max-content;max-width:82%;margin-top:15px;padding:10px 13px;border-radius:11px;color:#5a7282;font-size:11px;box-shadow:0 3px 8px rgba(29,99,138,.04)}.tg-bubble.one{background:#fff}.tg-bubble.two{margin-left:auto;background:#d7f0fb;color:#357696}.tg-bubble.three{background:#fff}.tg-phone{position:absolute;z-index:4;bottom:0;left:29px;width:151px;height:278px;padding:38px 16px 16px;border:8px solid #213846;border-radius:26px;background:#fff;box-shadow:0 20px 35px rgba(22,74,104,.22)}.tg-phone-top{position:absolute;top:11px;left:46px;width:43px;height:5px;border-radius:8px;background:#213846}.tg-phone-title{margin-bottom:20px;color:#223b4d;font-size:12px;font-weight:800}.tg-phone-line{height:9px;margin:12px 0;border-radius:6px;background:#e5f2f9}.tg-phone-line.blue{width:77%;background:#8bd0ed}.tg-phone-line.short{width:52%}.tg-phone-button{margin-top:28px;padding:9px;border-radius:8px;background:#36a6dc;color:#fff;text-align:center;font-size:10px;font-weight:700}.tg-route-section{padding:90px 0 78px}.tg-section-heading{display:flex;justify-content:space-between;gap:40px;align-items:end;margin-bottom:31px}.tg-section-heading h2,.tg-latest-title h2{margin:0;color:var(--tg-deep);font-size:34px;letter-spacing:-.04em}.tg-section-heading>p{max-width:450px;margin:0;color:var(--tg-copy);font-size:14px;line-height:1.8}.tg-device-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:13px}.tg-device-card{position:relative;display:flex;min-height:205px;flex-direction:column;padding:18px;border:1px solid var(--tg-line);border-radius:16px;background:var(--tg-card);color:var(--tg-deep)!important;transition:.2s}.tg-device-card:hover{z-index:1;transform:translateY(-5px);border-color:#83cfef;box-shadow:0 18px 34px rgba(32,137,190,.13)}.tg-device-icon{display:grid;place-items:center;width:42px;height:42px;margin-bottom:23px;border-radius:13px;background:#e9f7fe;color:#299fd8;font-size:18px;font-weight:800}.tg-device-2{background:#f0f2f7;color:#425469}.tg-device-3{background:#eef5ff;color:#597fc1}.tg-device-4{background:#eff9fa;color:#537d80}.tg-device-5{background:#f3f4fb;color:#6672a5}.tg-device-6{background:#edf8fe;color:#229ed9}.tg-device-card strong{font-size:15px}.tg-device-card small{margin-top:7px;color:#7c91a0;font-size:12px;line-height:1.55}.tg-device-card em{margin-top:auto;padding-top:17px;color:#229ed9;font-size:12px;font-style:normal;font-weight:750}.tg-device-card em b{float:right;font-size:15px}.tg-check-section{padding:5px 0 84px}.tg-check-card{display:grid;grid-template-columns:1.05fr .95fr;overflow:hidden;border-radius:21px;background:#1c303d;box-shadow:0 22px 45px rgba(21,49,67,.13)}.tg-check-copy{padding:48px 53px}.tg-check-copy .tg-kicker{color:#7bd0f5}.tg-check-copy .tg-kicker span{background:#7bd0f5}.tg-check-copy h2{margin:0;color:#fff;font-size:34px;line-height:1.26;letter-spacing:-.04em}.tg-check-copy>p{max-width:480px;margin:17px 0 23px;color:#bcd0dc;font-size:14px;line-height:1.8}.tg-check-copy>a{color:#83d4f6!important;font-size:14px;font-weight:800}.tg-check-list{display:flex;justify-content:center;flex-direction:column;gap:13px;padding:35px 42px;background:linear-gradient(140deg,#e8f7ff,#d4effc)}.tg-check-list>div{display:flex;align-items:center;gap:13px;padding:14px;border-radius:12px;background:rgba(255,255,255,.78)}.tg-check-list i{display:grid;place-items:center;width:32px;height:32px;border-radius:9px;background:#2aa3db;color:#fff;font-size:11px;font-style:normal;font-weight:800}.tg-check-list b,.tg-check-list small{display:block}.tg-check-list b{color:#244050;font-size:13px}.tg-check-list small{margin-top:3px;color:#728c9c;font-size:11px}.tg-topic-section{padding:78px 0;background:#f6fbfe}.tg-section-heading-center{display:block;margin:0 auto 32px;text-align:center}.tg-section-heading-center .tg-kicker{justify-content:center}.tg-section-heading-center>p{margin:13px auto 0}.tg-topic-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:13px}.tg-topic-card{display:flex;gap:14px;align-items:center;padding:19px;border:1px solid #e1edf3;border-radius:14px;background:#fff;color:var(--tg-deep)!important;transition:.2s}.tg-topic-card:hover{transform:translateY(-3px);box-shadow:0 13px 27px rgba(32,137,190,.11)}.tg-topic-card i{display:grid;place-items:center;flex:0 0 38px;width:38px;height:38px;border-radius:12px;background:#eaf7fe;color:#249fd9;font-size:17px;font-style:normal;font-weight:800}.tg-topic-card div{min-width:0}.tg-topic-card strong,.tg-topic-card small{display:block}.tg-topic-card strong{font-size:14px}.tg-topic-card small{margin-top:4px;overflow:hidden;color:#7d93a2;font-size:11px;white-space:nowrap;text-overflow:ellipsis}.tg-topic-card>b{margin-left:auto;color:#239ed8;font-size:17px}.tg-latest-section{padding:83px 0 95px}.tg-latest-title{display:flex;justify-content:space-between;align-items:end;margin-bottom:29px}.tg-latest-title>a{color:#218fc7!important;font-size:14px;font-weight:800}.tg-latest-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.tg-latest-grid article{display:flex;min-height:194px;flex-direction:column;padding:25px;border:1px solid var(--tg-line);border-radius:16px;background:#fff}.tg-latest-grid p{margin:0 0 13px;color:#2a9bd3;font-size:12px;font-weight:800}.tg-latest-grid h3{margin:0;color:#1d3444;font-size:18px;line-height:1.45}.tg-latest-grid h3 a{color:inherit!important}.tg-latest-grid span{margin-top:12px;color:#91a2ad;font-size:11px}.tg-read{margin-top:auto;padding-top:16px;color:#229ed9!important;font-size:12px;font-weight:800}.tg-read b{float:right;font-size:15px}@media(max-width:1020px){.tg-device-grid{grid-template-columns:repeat(3,1fr)}.tg-home-hero-grid{grid-template-columns:1fr}.tg-hero-visual{max-width:560px;margin:0 auto;width:100%}.tg-home-hero{padding-bottom:40px}.tg-topic-grid{grid-template-columns:repeat(2,1fr)}}@media(max-width:700px){.tg-home-hero{padding:53px 0 34px}.tg-hero-copy h1{font-size:43px}.tg-hero-lead{font-size:16px}.tg-hero-visual{height:284px;margin-top:7px}.tg-window{right:0;width:88%;height:213px}.tg-phone{left:0;width:115px;height:216px;padding:31px 12px 11px;border-width:6px}.tg-phone-top{top:8px;left:34px}.tg-phone-title{margin-bottom:12px;font-size:10px}.tg-phone-line{height:7px;margin:9px 0}.tg-phone-button{margin-top:17px;padding:7px}.tg-orbit-a{width:280px;height:280px;top:0}.tg-orbit-b{width:345px;height:345px;top:-33px}.tg-window-body{grid-template-columns:59px 1fr}.tg-window-body aside{gap:9px;padding:15px 9px}.tg-window-body aside span{height:22px}.tg-window-body main{padding:15px}.tg-bubble{margin-top:9px;padding:7px 9px;font-size:9px}.tg-route-section,.tg-latest-section{padding:59px 0}.tg-section-heading,.tg-latest-title{display:block}.tg-section-heading h2,.tg-latest-title h2{font-size:29px}.tg-section-heading>p{margin-top:12px}.tg-device-grid,.tg-topic-grid,.tg-latest-grid{grid-template-columns:repeat(2,1fr)}.tg-device-card{min-height:180px}.tg-check-section{padding-bottom:58px}.tg-check-card{grid-template-columns:1fr}.tg-check-copy{padding:35px 28px}.tg-check-copy h2{font-size:28px}.tg-check-list{padding:21px}.tg-topic-section{padding:57px 0}.tg-topic-card{padding:14px}.tg-topic-card small{white-space:normal}.tg-latest-grid article{min-height:170px;padding:18px}}@media(max-width:430px){.tg-hero-actions{align-items:flex-start;flex-direction:column}.tg-trust-list{flex-wrap:wrap;gap:8px}.tg-trust-list li{padding:0 10px}.tg-device-grid,.tg-topic-grid,.tg-latest-grid{grid-template-columns:1fr}.tg-device-card{min-height:150px}.tg-topic-card small{white-space:nowrap}.tg-latest-grid article{min-height:150px}}

.tg-article-hero-inner{display:grid;grid-template-columns:1.16fr .84fr;gap:24px;align-items:center}.tg-article-hero-art{align-self:stretch;display:flex;align-items:center;justify-content:center}.tg-article-hero-art img{display:block;width:100%;max-width:285px;height:auto}@media(max-width:760px){.tg-article-hero-inner{display:block}.tg-article-hero-art{display:none}}

/* Footer: content hierarchy and legible link navigation on the dark surface. */
.tg-footer{margin-top:64px!important;padding:0!important;background:linear-gradient(135deg,#15232d,#192d39)!important}.tg-footer-top{display:grid;grid-template-columns:1.25fr 1.75fr;gap:80px;padding:57px 0 43px}.tg-footer-logo{display:inline-flex;align-items:center;gap:10px;color:#fff!important;font-size:20px;font-weight:800}.tg-footer-logo span{display:grid;place-items:center;width:33px;height:33px;border-radius:11px;background:linear-gradient(145deg,#39b4ed,#1784c5);color:#fff;font-size:17px;transform:rotate(-7deg)}.tg-footer-brand>p{max-width:475px;margin:18px 0 20px!important;color:#b7cad6!important;font-size:14px!important;line-height:1.82!important}.tg-footer-cta{display:inline-flex;gap:24px;align-items:center;padding:11px 14px 11px 16px;border:1px solid rgba(115,206,246,.45);border-radius:10px;color:#8edbfa!important;font-size:13px;font-weight:800}.tg-footer-cta b{font-size:17px}.tg-footer-nav{display:grid;grid-template-columns:repeat(3,1fr);gap:25px;padding-top:4px}.tg-footer-nav h2{margin:0 0 17px!important;color:#f5fbfe!important;font-size:14px!important}.tg-footer-nav a{display:block;margin:0 0 11px;color:#b8cbd6!important;font-size:13px;line-height:1.45}.tg-footer-nav a:hover{color:#7ed8fb!important}.tg-footer-note{display:flex;justify-content:space-between;gap:25px;padding:20px 0 24px;border-top:1px solid rgba(184,215,229,.18);color:#90a9b8;font-size:12px}.tg-footer-note span:first-child{display:flex;align-items:center;gap:8px}.tg-footer-note i{width:6px;height:6px;flex:0 0 6px;border-radius:50%;background:#5bc5ed}@media(max-width:800px){.tg-footer-top{grid-template-columns:1fr;gap:38px;padding:42px 0 31px}.tg-footer-nav{max-width:670px}.tg-footer-note{align-items:flex-start;flex-direction:column;gap:10px}}@media(max-width:500px){.tg-footer{margin-top:38px!important}.tg-footer-nav{grid-template-columns:1fr 1fr;gap:29px 18px}.tg-footer-nav>div:last-child{grid-column:1/-1}.tg-footer-logo{font-size:17px}.tg-footer-brand>p{font-size:13px!important}.tg-footer-note{font-size:11px}}

/* Compact article hero: breadcrumb, title and actions read as one unit. */
.td-page.td-post-page{padding-top:50px}.tg-article-hero{position:relative;overflow:hidden;margin-bottom:34px;padding:0 0 34px!important;border-bottom:1px solid var(--td-line)!important}.tg-article-hero:after{content:"";position:absolute;z-index:-1;width:470px;height:470px;right:-255px;top:-290px;border-radius:50%;background:radial-gradient(circle,rgba(66,177,231,.15),rgba(66,177,231,0) 69%)}.tg-article-hero .td-breadcrumb{margin:0 0 25px;padding:0;color:#7890a1;font-size:13px}.tg-article-hero .td-breadcrumb span:last-child{max-width:360px;overflow:hidden;white-space:nowrap;text-overflow:ellipsis;color:#95a8b5}.tg-article-hero-inner{max-width:880px;padding:26px 32px 30px;border:1px solid #d8ebf6;border-radius:20px;background:linear-gradient(125deg,#f9fdff 0%,#eef9ff 62%,#f8fcff 100%);box-shadow:0 12px 30px rgba(29,114,159,.05)}.tg-article-hero .td-eyebrow{margin:0 0 13px;font-size:13px}.tg-article-hero .td-eyebrow a{display:inline-flex;align-items:center;gap:8px;color:#168bc9}.tg-article-dot{width:7px;height:7px;border-radius:50%;background:#38afe5;box-shadow:0 0 0 5px rgba(56,175,229,.12)}.tg-article-hero h1{max-width:820px;margin:0!important;color:#142433;font-size:clamp(36px,4vw,54px)!important;line-height:1.14!important;letter-spacing:-.052em}.tg-article-meta-row{margin-top:17px}.tg-article-hero .td-article-meta{display:flex;gap:0;flex-wrap:wrap;margin:0!important;color:#667d8d;font-size:13px}.tg-article-hero .td-article-meta span{padding:0 12px;border-left:1px solid #c8dce7}.tg-article-hero .td-article-meta span:first-child{padding-left:0;border-left:0}.tg-article-hero .td-article-actions{margin-top:23px}.tg-article-hero .td-article-actions a{display:inline-flex;gap:10px;align-items:center;padding:11px 15px;border-radius:10px;font-size:13px}.tg-article-hero .td-article-category{background:#249fd9;color:#fff}.tg-article-hero .td-article-category b{font-size:17px}.tg-article-hero .td-article-download{border-color:#78c9ed;background:#fff;color:#147fb9}@media(max-width:650px){.td-page.td-post-page{padding-top:30px}.tg-article-hero{margin-bottom:24px;padding-bottom:25px!important}.tg-article-hero .td-breadcrumb{margin-bottom:17px}.tg-article-hero-inner{padding:22px 20px}.tg-article-hero h1{font-size:36px!important}.tg-article-hero .td-article-meta{gap:7px 0;font-size:12px}.tg-article-hero .td-article-meta span{padding:0 9px}.tg-article-hero .td-article-meta span:nth-child(2){padding-left:0;border-left:0}.tg-article-hero .td-article-actions{display:flex!important;margin-top:19px}.tg-article-hero .td-article-actions a{display:flex!important;margin:0!important;padding:10px 12px;font-size:12px}.tg-article-hero .td-breadcrumb span:last-child{max-width:150px}}