/* Giao diện riêng của YULIN: xanh dương + xanh lá, có chế độ tối/sáng (data-theme đặt bởi theme.js). */
:root{
 color-scheme:dark;
 --font:'Be Vietnam Pro','Segoe UI',system-ui,Arial,sans-serif;
 --bg:#0c1820;--panel:#13242e;--panel-head:#0f1f28;--field:#1a2f3b;--hover:#193240;
 --border:#264150;--border-strong:#3d5b6c;
 --text:#e7f0f4;--text-soft:#c4d3db;--heading:#f6fbfd;--muted:#9bb2be;--icon:#7f9aa9;
 --accent:#2f80ed;--accent-2:#1f9d68;--link:#6db2ff;
 --accent-soft:rgba(47,128,237,.16);--accent-2-soft:rgba(31,157,104,.16);
 --gold:#f0c447;--gold-bg:#2f2b17;--gold-border:#8a722a;
 --danger:#f0605f;--bar:#0a141a;--code:#7fdcb2;--code-bg:#0f1f28;
 --shadow:0 1px 2px rgba(0,0,0,.35);--radius:8px;
 --select-arrow:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='none' stroke='%239bb2be' stroke-width='2' stroke-linecap='round' stroke-linejoin='round' d='M1 1.5l5 5 5-5'/%3E%3C/svg%3E");
 --skeleton:rgba(255,255,255,.08);
}
:root[data-theme=light]{
 color-scheme:light;
 --bg:#f1f6f9;--panel:#ffffff;--panel-head:#e8f0f5;--field:#f6f9fb;--hover:#e3edf3;
 --border:#cddae3;--border-strong:#9db0be;
 --text:#14262f;--text-soft:#2d4452;--heading:#0b1a22;--muted:#51667a;--icon:#64798a;
 --accent:#1b66d6;--accent-2:#12805a;--link:#1b66d6;
 --accent-soft:rgba(27,102,214,.1);--accent-2-soft:rgba(18,128,90,.1);
 --gold:#8a6500;--gold-bg:#fbf3d6;--gold-border:#d8b64c;
 --danger:#c9302f;--bar:#14262f;--code:#0f7a52;--code-bg:#e8f0f5;
 --shadow:0 1px 3px rgba(20,40,55,.12);
 --select-arrow:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='none' stroke='%2351667a' stroke-width='2' stroke-linecap='round' stroke-linejoin='round' d='M1 1.5l5 5 5-5'/%3E%3C/svg%3E");
 --skeleton:rgba(20,40,55,.08);
}

body{font-family:var(--font);line-height:1.55}
a{color:var(--link)}
:focus-visible{outline:2px solid var(--link)!important;outline-offset:2px}

/* khối nội dung và nút bấm: bo tròn hơn, vùng bấm đủ lớn */
.card,.feature,.order-box,.command-card,.listing,dialog>form{border-radius:var(--radius)!important;box-shadow:var(--shadow)}
.card-head{border-radius:calc(var(--radius) - 1px) calc(var(--radius) - 1px) 0 0}
input,select,textarea,.picker-head{border-radius:6px}
button{border-radius:6px;min-height:36px;font-weight:500}
button.small,.icon-button,.pages button{min-height:0}
.secondary{background:var(--field);border-color:var(--border-strong);color:var(--text)}
.secondary:hover{background:var(--hover);filter:none}
.outline{border-color:var(--border-strong);color:var(--text-soft)}
.outline:hover{background:var(--hover);filter:none}
.danger{color:#fff}
code{color:var(--code);background:var(--code-bg)}
input[type=checkbox],input[type=radio]{accent-color:var(--accent)}
input:focus,select:focus,textarea:focus{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-soft);outline:none!important}

/* thanh trên cùng và thanh bên */
.brand{color:var(--heading)}
.header-toggle{color:var(--icon)}
.top-links a{color:var(--text-soft)}
.top-links a:hover{color:var(--link)}
.top-links .premium-link{color:var(--gold);background:var(--gold-bg);border-color:var(--gold-border)}
.nav-group-title{color:var(--muted)}
.nav-item{border-radius:0 6px 6px 0;margin-right:8px}
.nav-item:hover{background:var(--hover)}
.nav-item.active{background:var(--accent-soft);color:var(--link);border-left-color:var(--accent)}
.nav-item.active .nav-icon{color:var(--link)}
.nav-icon{color:var(--icon)}
.sidebar-collapse{background:var(--panel-head);color:var(--icon)}
.tabs button{color:var(--link)}
.tabs button.active{color:var(--heading)}
.server-avatar{background:var(--accent);color:#fff}
.profile-toggle,.server-toggle{color:var(--text-soft)}

/* nút đổi chế độ sáng/tối */
.theme-toggle{display:inline-flex;align-items:center;justify-content:center;width:36px;height:36px;padding:0;border-radius:50%;background:var(--field);border:1px solid var(--border-strong);color:var(--text);font-size:17px;line-height:1}
.theme-toggle:hover{background:var(--hover);filter:none}

/* công tắc, thanh lưu, bảng chọn, hộp chọn */
.switch-track{background:var(--field);border-color:var(--border-strong)}
.switch input:checked+.switch-track{background:var(--accent-2);border-color:var(--accent-2)}
.switch input:checked+.switch-track:before{color:var(--accent-2)}
.changes-bar{background:var(--bar)}
.changes-bar h5{color:#fff}
.changes-bar .changes-reset{color:#ff8a89}
.changes-bar .changes-confirm{background:var(--accent-2)}
.picker-options button:hover,.picker-options button:focus-visible{background:var(--accent);color:#fff}
.picker-options button[aria-selected=true]:hover{background:var(--danger)}
.logging-grid select[data-native]{background-image:var(--select-arrow)}
.logging-events input{background:var(--field);border-color:var(--border-strong)}
.logging-events input:checked{background:var(--accent);border-color:var(--accent)}
.command-card{border-top-color:var(--accent-2)}
.command-card.command-off{border-top-color:var(--danger)}
.badge{background:var(--field);color:var(--text-soft)}
.badge.gold{background:var(--gold-bg);color:var(--gold)}
.premium-panel{border-color:var(--gold-border)}
.premium-panel .premium-symbol{color:var(--gold)}
.premium-panel .premium-label{color:var(--gold);border-color:var(--gold-border);background:var(--gold-bg)}
.premium-panel li:before{color:var(--gold)}
.premium-order{background:#f0c447;border-color:#f0c447;color:#1d1600}
.premium-order:hover{background:#f0c447;filter:brightness(1.06)}
.pages button{background:var(--panel-head);color:var(--text-soft);border-color:var(--border)}
.pages button.active{background:var(--accent);color:#fff}
.server-menu{background:var(--panel)}
.guild-skeleton{background:var(--skeleton)}
.order-qr{background:#fff}

/* màn chọn máy chủ: dải màu xanh dương – xanh lá thay vì tím */
.server-page{background:linear-gradient(135deg,var(--accent),var(--accent-2)) 0 0/100% 240px no-repeat,var(--bg)}
.server-page .picker-greeting{color:var(--heading)}

/* khung xem trước embed giữ kiểu Discord tối ở cả hai chế độ */
.embed-preview,.profile-card{color:#e4e7ea}
.embed-preview h4{color:#6db2ff}
.profile-card :is(h1,h2,h3,h4,h5,h6),.embed-preview :is(h1,h2,h3,h5,h6){color:#f6fbfd}
.embed-preview .embed-footer,.embed-preview .counter{color:#b0b7bf}

/* bảng so sánh Miễn phí / Premium */
.plan-wrap{overflow-x:auto}
.plan-table{width:100%;border-collapse:collapse;font-size:14px}
.plan-table th,.plan-table td{padding:10px 12px;border-bottom:1px solid var(--border);text-align:center}
.plan-table th:first-child,.plan-table td:first-child{text-align:left}
.plan-table th{color:var(--muted);font-size:12px;text-transform:uppercase;letter-spacing:.04em;background:var(--panel-head)}
.plan-table .plan-free{color:var(--muted)}
.plan-table .plan-pro{background:var(--gold-bg);color:var(--gold);font-weight:600}
/* trang Premium kiểu giới thiệu, và thanh bên chỉ hiện khi đã chọn máy chủ */
.guest-shell .sidebar,.guest-shell #menu-toggle{display:none}
.guest-shell #content{margin-left:0;max-width:1200px;margin-right:auto;margin-left:auto;padding:20px 15px}
.guest-shell .notice{display:none}
.pp-hero{background:linear-gradient(135deg,var(--accent-soft),var(--gold-bg));border:1px solid var(--gold-border);border-radius:var(--radius);margin-bottom:34px}
.pp-crown{font-size:44px;color:var(--gold);line-height:1;margin-bottom:10px}
.pp-hero .premium-label{display:inline-block;font-size:12px;text-transform:uppercase;letter-spacing:1px;color:var(--gold);border:1px solid var(--gold-border);background:var(--gold-bg);border-radius:20px;padding:3px 12px;margin-bottom:14px}
.pp-price{display:flex;align-items:baseline;justify-content:center;gap:8px;margin:18px 0 20px}
.pp-price strong{font-size:34px;color:var(--heading)}
.pp-price span{color:var(--muted)}
.pp-title{text-align:center;margin:38px 0 6px;font-size:24px;color:var(--heading)}
.pp-sub{text-align:center;color:var(--muted);margin:0 0 20px}
.plan-wrap{max-width:820px;margin:0 auto 10px;border:1px solid var(--border);border-radius:var(--radius);overflow-x:auto;background:var(--panel)}
.pp-steps{list-style:none;counter-reset:pp;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;padding:0;margin:0 0 30px}
.pp-steps li{counter-increment:pp;background:var(--panel);border:1px solid var(--border);border-radius:var(--radius);padding:20px;display:flex;flex-direction:column;gap:6px}
.pp-steps li:before{content:counter(pp);width:30px;height:30px;border-radius:50%;background:var(--accent);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;margin-bottom:6px}
.pp-steps span{color:var(--muted);font-size:14px}
@media(max-width:767px){.pp-steps{grid-template-columns:1fr}.pp-title{font-size:20px}}
.wwm-links{display:flex;flex-wrap:wrap;gap:10px}
.wwm-link{display:inline-block;padding:8px 14px;border:1px solid var(--gold-border);border-radius:6px;color:var(--text);text-decoration:none}
.wwm-link:hover{background:var(--gold-bg)}
.wwm-embed{border-left:3px solid var(--gold-border);padding-left:12px;margin:10px 0}
.wwm-result p{margin:8px 0}
.upload-row{display:flex;align-items:center;gap:12px;flex-wrap:wrap}
.upload-btn{display:inline-block;padding:8px 14px;border:1px solid var(--border);border-radius:6px;cursor:pointer;background:var(--panel)}
.upload-btn:hover{border-color:var(--gold-border)}
.upload-preview{max-height:64px;max-width:180px;border-radius:6px;border:1px solid var(--border)}
.upload-preview.avatar{width:64px;height:64px;border-radius:50%;object-fit:cover}
.upload-link{margin:14px 0}