@import url('https://fonts.googleapis.com/css2?family=Syne:wght@600;700&family=JetBrains+Mono:wght@400;500&family=Inter:wght@400;500&display=swap');

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
    --orange:     #E8640A;
    --orange-lt:  #FEF0E6;
    --orange-dk:  #B54D06;
    --blue:       #185FA5;
    --blue-lt:    #E6F1FB;
    --teal:       #0F6E56;
    --teal-lt:    #E1F5EE;
    --green:      #2E7D32;
    --green-lt:   #E8F5E9;
    --red:        #BF360C;
    --red-lt:     #FBE9E7;
    --yellow:     #F57F17;
    --yellow-lt:  #FFF8E1;
    --gray-50:    #F7F6F2;
    --gray-100:   #EEECEA;
    --gray-200:   #D5D3CE;
    --gray-500:   #7A7870;
    --gray-700:   #3D3C39;
    --gray-900:   #1C1B18;
    --white:      #FFFFFF;
    --border:     rgba(0,0,0,0.08);
    --border-md:  rgba(0,0,0,0.13);
    --radius-sm:  6px;
    --radius-md:  10px;
    --radius-lg:  14px;
    --radius-xl:  20px;
    --font-sans:  'Inter', system-ui, sans-serif;
    --font-mono:  'JetBrains Mono', 'Courier New', monospace;
    --font-head:  'Syne', system-ui, sans-serif;
    --shadow-sm:  0 1px 4px rgba(0,0,0,0.06);
    --shadow-md:  0 4px 16px rgba(0,0,0,0.08);
}

html { scroll-behavior: smooth; }

body {
    font-family: var(--font-sans);
    background: var(--gray-50);
    color: var(--gray-900);
    font-size: 15px;
    line-height: 1.6;
}

a { color: var(--orange); text-decoration: none; }
a:hover { text-decoration: underline; }

/* ── NAV ── */
.site-nav {
    background: var(--white);
    border-bottom: 1px solid var(--border);
    position: sticky; top: 0; z-index: 100;
    padding: 0 32px;
    display: flex; align-items: center; justify-content: space-between;
    height: 56px;
}
.nav-logo {
    font-family: var(--font-head);
    font-size: 18px; font-weight: 700;
    color: var(--gray-900); text-decoration: none;
}
.nav-logo span { color: var(--orange); }
.nav-links { display: flex; gap: 4px; }
.nav-links a {
    font-size: 13px; font-weight: 500;
    color: var(--gray-500); padding: 6px 12px;
    border-radius: var(--radius-sm);
    text-decoration: none; transition: color 0.12s, background 0.12s;
}
.nav-links a:hover { color: var(--gray-900); background: var(--gray-100); }
.nav-links a.active { color: var(--orange); }
.nav-support {
    display: inline-flex; align-items: center; gap: 6px;
    font-size: 13px; font-weight: 500;
    background: var(--orange); color: var(--white);
    padding: 7px 16px; border-radius: var(--radius-md);
    text-decoration: none; transition: opacity 0.12s;
}
.nav-support:hover { opacity: 0.88; text-decoration: none; }

/* ── HERO ── */
.hero {
    background: linear-gradient(135deg, #0A1628 0%, #0D2040 55%, #0A3350 100%);
    padding: 72px 32px 80px;
    text-align: center;
    position: relative; overflow: hidden;
}
.hero::after {
    content: '';
    position: absolute; bottom: 0; left: 0; right: 0; height: 60px;
    background: var(--gray-50);
    clip-path: ellipse(55% 100% at 50% 100%);
}
.hero-badge {
    display: inline-flex; align-items: center; gap: 7px;
    background: rgba(232,100,10,0.18);
    border: 1px solid rgba(232,100,10,0.35);
    border-radius: 999px; padding: 5px 14px;
    font-size: 11px; font-weight: 500; letter-spacing: 0.08em;
    text-transform: uppercase; color: #FFAA70; margin-bottom: 20px;
}
.hero-badge .dot {
    width: 7px; height: 7px; border-radius: 50%;
    background: #FF7A2A;
    animation: pulse 2s infinite;
}
@keyframes pulse {
    0%,100% { box-shadow: 0 0 0 3px rgba(255,122,42,0.3); }
    50%      { box-shadow: 0 0 0 7px rgba(255,122,42,0.08); }
}
.hero h1 {
    font-family: var(--font-head);
    font-size: 48px; font-weight: 700; color: #fff; line-height: 1.1;
    margin-bottom: 16px;
}
.hero h1 em { color: #FF8A3A; font-style: normal; }
.hero-sub {
    font-size: 17px; color: rgba(255,255,255,0.62);
    max-width: 520px; margin: 0 auto 36px; line-height: 1.7;
}
.hero-stats {
    display: flex; gap: 40px; justify-content: center;
    flex-wrap: wrap; position: relative; z-index: 1;
}
.hero-stat strong {
    font-family: var(--font-head);
    display: block; font-size: 32px; font-weight: 700; color: #FF8A3A;
}
.hero-stat span { font-size: 12px; color: rgba(255,255,255,0.45); }
.hero-divider { width: 1px; background: rgba(255,255,255,0.12); align-self: center; height: 40px; }

/* ── SECTIONS ── */
.section { max-width: 920px; margin: 0 auto; padding: 56px 32px; }
.section-tag {
    font-size: 11px; font-weight: 500; letter-spacing: 0.1em;
    text-transform: uppercase; color: var(--orange); margin-bottom: 6px;
}
.section-title {
    font-family: var(--font-head);
    font-size: 28px; font-weight: 700; color: var(--gray-900);
    margin-bottom: 10px;
}
.section-body {
    font-size: 15px; color: var(--gray-500);
    line-height: 1.75; max-width: 620px; margin-bottom: 28px;
}
.divider { border: none; border-top: 1px solid var(--border); }

/* ── FEATURE CARDS ── */
.feature-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px,1fr)); gap: 14px; }
.feature-card {
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 20px;
    transition: transform 0.15s, box-shadow 0.15s;
}
.feature-card:hover { transform: translateY(-2px); box-shadow: var(--shadow-md); }
.feature-icon {
    width: 40px; height: 40px; border-radius: var(--radius-md);
    display: flex; align-items: center; justify-content: center;
    font-size: 20px; margin-bottom: 12px;
}
.fi-orange { background: var(--orange-lt); color: var(--orange); }
.fi-blue   { background: var(--blue-lt);   color: var(--blue); }
.fi-teal   { background: var(--teal-lt);   color: var(--teal); }
.fi-purple { background: #EEEDFE;          color: #5340C0; }
.feature-card h3 { font-family: var(--font-head); font-size: 14px; font-weight: 700; margin-bottom: 5px; }
.feature-card p  { font-size: 13px; color: var(--gray-500); line-height: 1.65; }

/* ── CONNECT BANNER ── */
.connect-banner {
    background: linear-gradient(135deg, #1A3A6A, #0D4A3A);
    border-radius: var(--radius-xl);
    padding: 28px 32px;
    display: flex; align-items: center;
    justify-content: space-between; flex-wrap: wrap; gap: 20px;
    color: #fff; margin-top: 32px;
}
.connect-banner h3 { font-family: var(--font-head); font-size: 18px; font-weight: 700; margin-bottom: 4px; }
.connect-banner p  { font-size: 13px; color: rgba(255,255,255,0.62); max-width: 360px; }
.connect-codes     { display: flex; gap: 12px; flex-wrap: wrap; }
.connect-code {
    background: rgba(255,255,255,0.1);
    border: 1px solid rgba(255,255,255,0.18);
    border-radius: var(--radius-md);
    padding: 10px 18px; text-align: center;
}
.connect-code .label { font-size: 10px; letter-spacing: 0.08em; text-transform: uppercase; color: rgba(255,255,255,0.45); margin-bottom: 3px; }
.connect-code .value { font-family: var(--font-head); font-size: 18px; font-weight: 700; color: #FF8A3A; }

/* ── STATUS PAGE ── */
.stats-bar {
    background: var(--white);
    border-bottom: 1px solid var(--border);
    padding: 16px 32px;
    display: flex; gap: 32px; flex-wrap: wrap; align-items: center;
}
.stat-card {
    background: var(--gray-100);
    border-radius: var(--radius-md);
    padding: 14px 18px;
}
.stat-lbl { font-size: 12px; color: var(--gray-500); margin-bottom: 4px; }
.stat-val  { font-family: var(--font-head); font-size: 28px; font-weight: 700; color: var(--gray-900); line-height: 1; }
.stat-val.orange { color: var(--orange); }
.stat-val.green  { color: var(--green); }
.stat-sub  { font-size: 11px; color: var(--gray-500); margin-top: 3px; }

.stat-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(140px,1fr)); gap: 12px; margin-bottom: 24px; }

.server-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px,1fr)); gap: 12px; }
.server-card {
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: box-shadow 0.15s;
}
.server-card:hover { box-shadow: var(--shadow-md); }
.server-hdr {
    display: flex; align-items: center; justify-content: space-between;
    padding: 12px 16px;
    border-bottom: 1px solid var(--border);
    background: var(--gray-50);
}
.server-name  { font-size: 13px; font-weight: 500; }
.server-body  { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; padding: 14px 16px; }
.srv-lbl      { font-size: 11px; color: var(--gray-500); margin-bottom: 3px; }
.srv-val      { font-family: var(--font-head); font-size: 20px; font-weight: 700; }
.srv-val.orange { color: var(--orange); }
.server-foot  { padding: 8px 16px; border-top: 1px solid var(--border); font-size: 11px; color: var(--gray-500); display: flex; justify-content: space-between; }

.badge {
    display: inline-flex; align-items: center; gap: 5px;
    font-size: 11px; font-weight: 500; letter-spacing: 0.04em;
    padding: 3px 10px; border-radius: 999px;
}
.badge-online  { background: var(--green-lt);  color: var(--green);  border: 1px solid rgba(46,125,50,0.25); }
.badge-error   { background: var(--red-lt);    color: var(--red);    border: 1px solid rgba(191,54,12,0.25); }
.badge-loading { background: var(--yellow-lt); color: var(--yellow); border: 1px solid rgba(245,127,23,0.25); }
.badge .bdot   { width: 5px; height: 5px; border-radius: 50%; background: currentColor; }
.badge-online .bdot { animation: pulse 1.8s infinite; }

.live-pill {
    display: inline-flex; align-items: center; gap: 6px;
    font-size: 11px; font-weight: 500;
    background: var(--green-lt); color: var(--green);
    border: 1px solid rgba(46,125,50,0.25);
    border-radius: 999px; padding: 4px 12px;
}
.live-dot { width: 7px; height: 7px; border-radius: 50%; background: currentColor; animation: pulse 1.8s infinite; }

.error-box {
    background: var(--red-lt); border: 1px solid rgba(191,54,12,0.2);
    border-radius: var(--radius-md); padding: 12px 16px;
    font-size: 12px; color: var(--red);
}

/* ── CONNECT PAGE ── */
.dns-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(230px,1fr)); gap: 12px; margin-bottom: 28px; }
.dns-card {
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg); padding: 18px;
}
.dns-icon-wrap { width: 38px; height: 38px; border-radius: var(--radius-md); display: flex; align-items: center; justify-content: center; font-size: 18px; flex-shrink: 0; }
.dns-icon-wrap.south { background: var(--orange-lt); color: var(--orange); }
.dns-icon-wrap.north { background: var(--blue-lt);   color: var(--blue); }
.dns-host {
    font-family: var(--font-mono);
    font-size: 13px; font-weight: 500;
    background: var(--gray-100);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 8px 12px;
    display: flex; align-items: center; justify-content: space-between;
    margin: 10px 0 8px;
}
.copy-btn {
    background: none; border: none; cursor: pointer;
    color: var(--gray-500); padding: 2px 4px;
    border-radius: 4px; font-size: 14px;
    transition: color 0.12s;
}
.copy-btn:hover { color: var(--gray-900); }
.dns-pills { display: flex; gap: 6px; flex-wrap: wrap; }
.pill {
    font-size: 11px; padding: 3px 9px; border-radius: 999px;
    background: var(--gray-100); color: var(--gray-500);
    border: 1px solid var(--border);
}

.guide-tabs { display: flex; border-bottom: 1px solid var(--border); margin-bottom: 24px; overflow-x: auto; }
.gtab {
    padding: 10px 20px; font-size: 13px; font-weight: 500;
    color: var(--gray-500); cursor: pointer;
    border-bottom: 2px solid transparent; white-space: nowrap;
    background: none; border-top: none; border-left: none; border-right: none;
    transition: color 0.12s, border-color 0.12s;
}
.gtab:hover { color: var(--gray-900); }
.gtab.active { color: var(--orange); border-bottom-color: var(--orange); }
.guide-panel { display: none; }
.guide-panel.active { display: block; }

.steps { display: flex; flex-direction: column; gap: 16px; }
.step {
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg); overflow: hidden;
}
.step-hdr {
    display: flex; align-items: center; gap: 12px;
    padding: 13px 18px;
    border-bottom: 1px solid var(--border);
    background: var(--gray-50);
}
.step-num {
    width: 26px; height: 26px; border-radius: 50%;
    background: var(--orange-lt); color: var(--orange);
    font-size: 12px; font-weight: 600; font-family: var(--font-head);
    display: flex; align-items: center; justify-content: center; flex-shrink: 0;
}
.step-title { font-size: 14px; font-weight: 500; }
.step-body  { padding: 16px 18px; font-size: 13px; color: var(--gray-500); line-height: 1.75; }
.step-body p { margin-bottom: 8px; }
.step-body p:last-child { margin-bottom: 0; }

.code-block {
    background: var(--gray-900);
    border-radius: var(--radius-md);
    padding: 14px 16px; margin: 10px 0;
    font-family: var(--font-mono); font-size: 12px;
    line-height: 1.9; color: #E8EEF4;
    overflow-x: auto; white-space: pre;
    position: relative;
}
.code-block .cmt { color: #5A7A9A; }
.code-block .key { color: #85B7EB; }
.code-block .val { color: #5DCAA5; }
.code-block .hl  { color: #FF8A3A; font-weight: 500; }
.copy-code-btn {
    position: absolute; top: 8px; right: 8px;
    font-size: 11px; color: #7A9BB5;
    background: rgba(255,255,255,0.08);
    border: 1px solid rgba(255,255,255,0.12);
    border-radius: 5px; padding: 3px 10px;
    cursor: pointer; font-family: var(--font-sans);
    transition: color 0.12s, background 0.12s;
}
.copy-code-btn:hover { color: #fff; background: rgba(255,255,255,0.14); }

.info-box {
    display: flex; align-items: flex-start; gap: 10px;
    background: var(--blue-lt); border: 1px solid rgba(24,95,165,0.2);
    border-radius: var(--radius-md);
    padding: 11px 14px; margin: 10px 0;
    font-size: 12px; color: var(--blue); line-height: 1.65;
}
.info-box i { font-size: 16px; flex-shrink: 0; margin-top: 1px; }

.warn-box {
    display: flex; align-items: flex-start; gap: 10px;
    background: var(--yellow-lt); border: 1px solid rgba(245,127,23,0.25);
    border-radius: var(--radius-md);
    padding: 11px 14px; margin: 10px 0;
    font-size: 12px; color: var(--yellow); line-height: 1.65;
}
.warn-box i { font-size: 16px; flex-shrink: 0; margin-top: 1px; }

.param-table, .tg-table {
    width: 100%; border-collapse: collapse; font-size: 12px; margin: 10px 0;
}
.param-table th, .tg-table th {
    text-align: left; padding: 7px 12px;
    font-size: 11px; font-weight: 500; letter-spacing: 0.05em;
    text-transform: uppercase; color: var(--gray-500);
    border-bottom: 1px solid var(--border);
}
.param-table td, .tg-table td {
    padding: 8px 12px;
    border-bottom: 1px solid var(--border);
    vertical-align: top;
}
.param-table tr:last-child td, .tg-table tr:last-child td { border-bottom: none; }
code {
    font-family: var(--font-mono); font-size: 11px;
    background: var(--gray-100); padding: 1px 6px;
    border-radius: 4px; color: var(--gray-900);
}
.req-badge  { font-size: 10px; padding: 2px 8px; border-radius: 999px; background: var(--red-lt);   color: var(--red);   border: 1px solid rgba(191,54,12,0.2); }
.opt-badge  { font-size: 10px; padding: 2px 8px; border-radius: 999px; background: var(--gray-100); color: var(--gray-500); border: 1px solid var(--border); }

/* ── SUPPORT BANNER ── */
.support-banner {
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 20px 24px;
    display: flex; align-items: center;
    justify-content: space-between; flex-wrap: wrap; gap: 14px;
    margin-top: 28px;
}
.support-banner h3 { font-size: 15px; font-weight: 500; margin-bottom: 3px; }
.support-banner p  { font-size: 13px; color: var(--gray-500); }
.btn-primary {
    display: inline-flex; align-items: center; gap: 7px;
    font-size: 13px; font-weight: 500;
    background: var(--orange); color: #fff;
    border: none; border-radius: var(--radius-md);
    padding: 9px 20px; cursor: pointer; text-decoration: none;
    transition: opacity 0.12s;
}
.btn-primary:hover { opacity: 0.88; text-decoration: none; }
.btn-outline {
    display: inline-flex; align-items: center; gap: 7px;
    font-size: 13px; font-weight: 500;
    background: var(--white); color: var(--gray-700);
    border: 1px solid var(--border-md); border-radius: var(--radius-md);
    padding: 9px 20px; cursor: pointer; text-decoration: none;
    transition: background 0.12s;
}
.btn-outline:hover { background: var(--gray-100); text-decoration: none; }

/* ── REFRESH BTN ── */
.btn-refresh {
    display: inline-flex; align-items: center; gap: 6px;
    font-size: 12px; color: var(--gray-500);
    background: var(--white); border: 1px solid var(--border);
    border-radius: var(--radius-md); padding: 6px 14px;
    cursor: pointer; transition: background 0.12s;
}
.btn-refresh:hover { background: var(--gray-100); }
.btn-refresh.spinning i { animation: spin 0.7s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }

/* ── FOOTER ── */
.site-footer {
    background: #0D1F3A; color: rgba(255,255,255,0.45);
    padding: 36px 32px; text-align: center;
    font-size: 13px; line-height: 1.9;
}
.site-footer .footer-logo { font-family: var(--font-head); font-size: 18px; font-weight: 700; color: #fff; margin-bottom: 4px; }
.site-footer .footer-logo span { color: #FF8A3A; }
.site-footer a { color: #FF8A3A; text-decoration: none; }
.site-footer a:hover { text-decoration: underline; }
.footer-copy { font-size: 11px; color: rgba(255,255,255,0.2); margin-top: 10px; }

/* ── UTILITIES ── */
.flex-row { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.flex-between { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 10px; }
.mt-8  { margin-top: 8px; }
.mt-16 { margin-top: 16px; }
.mt-24 { margin-top: 24px; }
.mb-8  { margin-bottom: 8px; }
.mb-16 { margin-bottom: 16px; }
.text-muted { color: var(--gray-500); }
.text-sm    { font-size: 13px; }
.text-xs    { font-size: 11px; }

@media (max-width: 640px) {
    .site-nav { padding: 0 16px; }
    .nav-links { display: none; }
    .hero { padding: 48px 20px 64px; }
    .hero h1 { font-size: 32px; }
    .section { padding: 40px 20px; }
    .connect-banner { padding: 20px; }
    .stats-bar { padding: 14px 20px; gap: 20px; }
}