/* ================================================
   Sapphire Blueprint / Digital Workspace
   Deep Sapphire #1e3a8a + Emerald #059669 + Tangerine #f97316
   Base: #f8fafc / #fff  Dark: #0f172a
   ================================================ */
*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
:root{
  --sap:#1e3a8a;--sap-l:#2563eb;--sap-d:#172554;
  --em:#059669;--em-l:#10b981;--em-d:#064e3b;
  --tan:#f97316;--tan-l:#fb923c;--tan-d:#c2410c;
  --rose:#e11d48;--violet:#7c3aed;--sky:#0ea5e9;--amber:#f59e0b;
  --dark:#0f172a;--dark2:#1e293b;--slate:#475569;--gray:#94a3b8;
  --light:#f8fafc;--white:#fff;--cream:#f1f5f9;
  --radius:12px;--radius-sm:8px;--radius-lg:16px;
  --shadow:0 4px 24px rgba(0,0,0,.08);--shadow-lg:0 8px 40px rgba(0,0,0,.12);
  --font:-apple-system,BlinkMacSystemFont,'Segoe UI','PingFang SC','Hiragino Sans GB','Microsoft YaHei',sans-serif;
}
html{scroll-behavior:smooth}
body{font-family:var(--font);color:#1e293b;background:var(--white);line-height:1.7}
img{max-width:100%;display:block}
a{color:var(--sap);text-decoration:none}
a:hover{color:var(--sap-l)}
@keyframes spin{from{transform:rotate(0deg)}to{transform:rotate(360deg)}}
@keyframes floatY{0%,100%{transform:translateY(0)}50%{transform:translateY(-10px)}}
@keyframes fadeUp{from{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}

/* ── wrap ── */
.wrap{max-width:1200px;margin:0 auto;padding:0 24px}

/* ── NAV (.sb-nav) ── */
.sb-nav{position:sticky;top:0;z-index:1000;background:rgba(255,255,255,.85);backdrop-filter:blur(16px);border-bottom:1px solid #e2e8f0}
.sb-nav-inner{max-width:1200px;margin:0 auto;padding:0 24px;display:flex;align-items:center;justify-content:space-between;height:64px}
.sb-brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:1.18rem;color:var(--sap)}
.sb-brand-icon{width:34px;height:34px;background:linear-gradient(135deg,var(--sap),var(--em));border-radius:8px;display:flex;align-items:center;justify-content:center}
.sb-brand-icon svg{width:20px;height:20px;fill:var(--white)}
.sb-links{display:flex;align-items:center;gap:6px}
.sb-link{padding:7px 18px;border-radius:20px;font-size:.92rem;font-weight:600;color:var(--slate);transition:all .25s}
.sb-link:hover{color:var(--sap);background:#eef2ff}
.sb-link.on{background:var(--sap);color:var(--white)}
.sb-cta{display:inline-flex;align-items:center;gap:6px;padding:8px 20px;background:var(--em);color:var(--white);border-radius:20px;font-size:.88rem;font-weight:700;border:none;cursor:pointer;transition:all .25s}
.sb-cta:hover{background:var(--em-l);color:#fff}
.sb-mob{display:none;background:none;border:none;cursor:pointer;padding:6px}
.sb-mob svg{width:26px;height:26px;stroke:var(--sap);stroke-width:2}

/* ── BUTTONS ── */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font-weight:700;border-radius:var(--radius);border:none;cursor:pointer;transition:all .25s;font-family:var(--font);line-height:1.4;text-align:center}
.btn:disabled{opacity:.65;cursor:not-allowed}
.btn-sap{background:var(--sap);color:var(--white);padding:12px 28px;font-size:.95rem}
.btn-sap:hover{background:var(--sap-l)}
.btn-em{background:var(--em);color:var(--white);padding:12px 28px;font-size:.95rem}
.btn-em:hover{background:var(--em-l)}
.btn-tan{background:var(--tan);color:var(--white);padding:12px 28px;font-size:.95rem}
.btn-tan:hover{background:var(--tan-l)}
.btn-outline{background:transparent;color:var(--sap);border:2px solid var(--sap);padding:10px 26px;font-size:.95rem}
.btn-outline:hover{background:var(--sap);color:var(--white)}
.btn-outline-w{background:transparent;color:var(--white);border:2px solid rgba(255,255,255,.4);padding:10px 26px;font-size:.95rem}
.btn-outline-w:hover{background:rgba(255,255,255,.15);border-color:#fff}
.btn-white{background:var(--white);color:var(--sap);padding:12px 28px;font-size:.95rem}
.btn-white:hover{background:#f1f5f9}
.btn-ghost{background:transparent;color:var(--sap);padding:10px 20px;font-size:.92rem}
.btn-ghost:hover{background:#eef2ff}
.btn-lg{padding:14px 36px;font-size:1.05rem;border-radius:var(--radius-lg)}
.btn-sm{padding:8px 18px;font-size:.85rem;border-radius:var(--radius-sm)}

/* ── SECTIONS ── */
.sec{padding:80px 0}
.sec-sm{padding:56px 0}
.sec-white{background:var(--white)}
.sec-cream{background:var(--cream)}
.sec-light{background:var(--light)}
.sec-sap{background:var(--sap)}
.sec-dark{background:var(--dark)}
.sec-dark2{background:var(--dark2)}
.sec-em-soft{background:#ecfdf5}
.sec-head{text-align:center;margin-bottom:48px}
.sec-badge{display:inline-flex;align-items:center;gap:6px;padding:5px 16px;border-radius:20px;font-size:.78rem;font-weight:700;letter-spacing:.4px;text-transform:uppercase;margin-bottom:14px}
.sec-badge-sap{background:#dbeafe;color:var(--sap)}
.sec-badge-em{background:#d1fae5;color:var(--em-d)}
.sec-badge-tan{background:#ffedd5;color:var(--tan-d)}
.sec-badge-white{background:rgba(255,255,255,.15);color:#fff}
.sec-badge-dot{width:7px;height:7px;border-radius:50%;display:inline-block}
.sec-badge-dot.sap{background:var(--sap)}
.sec-badge-dot.em{background:var(--em)}
.sec-badge-dot.tan{background:var(--tan)}
.sec-badge-dot.white{background:#fff}
.sec-title{font-size:2rem;font-weight:800;color:var(--dark);line-height:1.3;margin-bottom:12px}
.sec-title-light{color:var(--white)}
.sec-sub{font-size:1.05rem;color:var(--slate);max-width:640px;margin:0 auto}
.sec-sub-light{color:rgba(255,255,255,.7)}
.hl{color:var(--sap)}
.hl2{color:var(--em)}
.hl3{color:var(--tan)}

/* ── HERO ── */
.hero{background:linear-gradient(160deg,var(--dark) 0%,var(--sap-d) 40%,var(--sap) 100%);padding:100px 0 80px;position:relative;overflow:hidden}
.hero::before{content:'';position:absolute;top:-40%;right:-20%;width:600px;height:600px;background:radial-gradient(circle,rgba(5,150,105,.25),transparent 70%);border-radius:50%}
.hero::after{content:'';position:absolute;bottom:-30%;left:-15%;width:500px;height:500px;background:radial-gradient(circle,rgba(249,115,22,.15),transparent 70%);border-radius:50%}
.hero-inner{display:flex;align-items:center;gap:60px;position:relative;z-index:2}
.hero-text{flex:1;min-width:0}
.hero-chip{display:inline-flex;align-items:center;gap:8px;padding:6px 16px;border-radius:20px;background:rgba(255,255,255,.1);backdrop-filter:blur(8px);border:1px solid rgba(255,255,255,.15);color:#fff;font-size:.82rem;font-weight:600;margin-bottom:20px}
.hero-chip-dot{width:8px;height:8px;border-radius:50%;background:var(--em);animation:pulse 2s infinite}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.4}}
.hero-h1{font-size:2.8rem;font-weight:900;color:#fff;line-height:1.2;margin-bottom:18px}
.hero-hl{color:var(--em-l)}
.hero-p{font-size:1.12rem;color:rgba(255,255,255,.8);margin-bottom:28px;max-width:520px;line-height:1.8}
.hero-btns{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:28px}
.hero-trust{display:flex;gap:20px;flex-wrap:wrap}
.hero-trust-item{display:flex;align-items:center;gap:6px;font-size:.82rem;color:rgba(255,255,255,.7)}
.hero-trust-item svg{width:16px;height:16px;fill:var(--em-l)}
.hero-vis{flex:0 0 400px;position:relative;animation:floatY 6s ease-in-out infinite}
.hero-card{background:rgba(255,255,255,.08);backdrop-filter:blur(16px);border:1px solid rgba(255,255,255,.12);border-radius:var(--radius-lg);overflow:hidden}
.hc-bar{display:flex;align-items:center;gap:8px;padding:10px 16px;background:rgba(0,0,0,.2)}
.hc-dots{display:flex;gap:5px}
.hc-dot{width:10px;height:10px;border-radius:50%}
.hc-dot.r{background:#ef4444}.hc-dot.y{background:#f59e0b}.hc-dot.g{background:#22c55e}
.hc-title{font-size:.75rem;color:rgba(255,255,255,.5);margin-left:auto}
.hc-body{padding:20px}
.hc-mods{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-bottom:16px}
.hc-mod{background:rgba(255,255,255,.06);border-radius:10px;padding:14px;text-align:center;border:1px solid rgba(255,255,255,.08)}
.hc-mod-icon{width:36px;height:36px;border-radius:8px;display:flex;align-items:center;justify-content:center;margin:0 auto 8px}
.hc-mod-icon svg{width:20px;height:20px;fill:#fff}
.hc-mod-icon.sap{background:rgba(30,58,138,.6)}
.hc-mod-icon.em{background:rgba(5,150,105,.6)}
.hc-mod-icon.tan{background:rgba(249,115,22,.6)}
.hc-mod-icon.violet{background:rgba(124,58,237,.6)}
.hc-mod-lbl{font-size:.78rem;color:rgba(255,255,255,.7);font-weight:600}
.hc-stats{display:flex;gap:12px}
.hc-stat{flex:1;text-align:center;padding:10px 0;background:rgba(255,255,255,.04);border-radius:8px}
.hc-stat-num{font-size:1.1rem;font-weight:800;color:var(--em-l)}
.hc-stat-lbl{font-size:.68rem;color:rgba(255,255,255,.5)}

/* ── COUNTER BAND ── */
.ct-band{padding:0}
.ct-row{display:flex;justify-content:center;flex-wrap:wrap}
.ct-item{flex:1;min-width:160px;padding:28px 20px;text-align:center;border-right:1px solid rgba(255,255,255,.1)}
.ct-item:last-child{border-right:none}
.ct-num{font-size:2rem;font-weight:900;color:var(--white);line-height:1}
.ct-lbl{font-size:.82rem;color:rgba(255,255,255,.6);margin-top:4px}

/* ── FEATURE GRID ── */
.fg-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.fg-card{background:var(--white);border-radius:var(--radius);padding:28px;border:1px solid #e2e8f0;position:relative;overflow:hidden;transition:all .3s}
.fg-card::before{content:'';position:absolute;top:0;left:0;right:0;height:4px;transition:all .3s}
.fg-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}
.fg-card.fc-sap::before{background:var(--sap)}
.fg-card.fc-em::before{background:var(--em)}
.fg-card.fc-tan::before{background:var(--tan)}
.fg-card.fc-rose::before{background:var(--rose)}
.fg-card.fc-violet::before{background:var(--violet)}
.fg-card.fc-sky::before{background:var(--sky)}
.fg-card.fc-amber::before{background:var(--amber)}
.fg-card.fc-sap2::before{background:linear-gradient(90deg,var(--sap),var(--em))}
.fg-card.fc-em2::before{background:linear-gradient(90deg,var(--em),var(--sky))}
.fg-ico{width:44px;height:44px;border-radius:10px;display:flex;align-items:center;justify-content:center;margin-bottom:14px}
.fg-ico svg{width:24px;height:24px;fill:#fff}
.fg-ico.fi-sap{background:var(--sap)}.fg-ico.fi-em{background:var(--em)}.fg-ico.fi-tan{background:var(--tan)}
.fg-ico.fi-rose{background:var(--rose)}.fg-ico.fi-violet{background:var(--violet)}.fg-ico.fi-sky{background:var(--sky)}
.fg-ico.fi-amber{background:var(--amber)}
.fg-name{font-size:1.05rem;font-weight:700;color:var(--dark);margin-bottom:8px}
.fg-desc{font-size:.88rem;color:var(--slate);line-height:1.7}

/* ── WORKSPACE TABS ── */
.ws-section{padding:80px 0}
.ws-nav{display:flex;justify-content:center;gap:8px;margin-bottom:40px;flex-wrap:wrap}
.ws-tab{padding:10px 24px;border-radius:24px;font-size:.9rem;font-weight:700;background:var(--cream);color:var(--slate);border:none;cursor:pointer;transition:all .25s;font-family:var(--font)}
.ws-tab.on{background:var(--sap);color:var(--white)}
.ws-tab:hover:not(.on){background:#dbeafe;color:var(--sap)}
.ws-panel{display:none}
.ws-panel.on{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center;animation:fadeUp .4s ease}
.ws-info{min-width:0}
.ws-chip{display:inline-flex;align-items:center;gap:6px;padding:4px 12px;border-radius:16px;font-size:.75rem;font-weight:700;margin-bottom:12px}
.ws-chip-sap{background:#dbeafe;color:var(--sap)}
.ws-chip-em{background:#d1fae5;color:var(--em-d)}
.ws-chip-tan{background:#ffedd5;color:var(--tan-d)}
.ws-chip-violet{background:#ede9fe;color:var(--violet)}
.ws-h3{font-size:1.5rem;font-weight:800;color:var(--dark);margin-bottom:12px}
.ws-desc{font-size:.95rem;color:var(--slate);margin-bottom:20px;line-height:1.8}
.ws-list{list-style:none}
.ws-list li{display:flex;align-items:flex-start;gap:10px;margin-bottom:10px;font-size:.9rem;color:var(--dark)}
.ws-dot{width:8px;height:8px;border-radius:50%;margin-top:7px;flex-shrink:0}
.ws-dot.sap{background:var(--sap)}.ws-dot.em{background:var(--em)}.ws-dot.tan{background:var(--tan)}.ws-dot.violet{background:var(--violet)}
.ws-vis{background:var(--cream);border-radius:var(--radius-lg);padding:24px;border:1px solid #e2e8f0}
.ws-vis-title{font-size:.82rem;font-weight:700;color:var(--slate);margin-bottom:16px;text-transform:uppercase;letter-spacing:.5px}
.wv-bar-row{display:flex;align-items:center;gap:10px;margin-bottom:12px}
.wv-bar-label{font-size:.78rem;color:var(--slate);width:80px;flex-shrink:0}
.wv-bar-track{flex:1;height:10px;background:#e2e8f0;border-radius:6px;overflow:hidden}
.wv-bar-fill{height:100%;border-radius:6px;transition:width 1s ease}
.wv-bar-fill.sap{background:var(--sap)}.wv-bar-fill.em{background:var(--em)}
.wv-bar-fill.tan{background:var(--tan)}.wv-bar-fill.violet{background:var(--violet)}
.wv-bar-val{font-size:.75rem;font-weight:700;color:var(--dark);width:40px;text-align:right}
.wv-stat-row{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:16px}
.wv-stat{text-align:center;padding:10px;background:var(--white);border-radius:8px}
.wv-stat-num{font-size:1.15rem;font-weight:800}
.wv-stat-num.c-sap{color:var(--sap)}.wv-stat-num.c-em{color:var(--em)}.wv-stat-num.c-tan{color:var(--tan)}
.wv-stat-lbl{font-size:.7rem;color:var(--slate)}

/* ── PLATFORM GRID ── */
.plat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.plat-card{background:var(--white);border-radius:var(--radius);padding:28px 20px;text-align:center;border:2px solid #e2e8f0;transition:all .3s;position:relative}
.plat-card.featured{border-color:var(--sap);box-shadow:0 0 0 3px rgba(30,58,138,.12)}
.plat-badge{position:absolute;top:-10px;left:50%;transform:translateX(-50%);background:var(--sap);color:#fff;font-size:.7rem;font-weight:700;padding:3px 14px;border-radius:12px}
.plat-ico{width:48px;height:48px;margin:0 auto 12px;display:flex;align-items:center;justify-content:center}
.plat-ico svg{width:40px;height:40px}
.plat-name{font-size:1.05rem;font-weight:700;color:var(--dark);margin-bottom:4px}
.plat-ver{font-size:.8rem;color:var(--gray);margin-bottom:6px}
.plat-desc{font-size:.82rem;color:var(--slate);margin-bottom:14px;line-height:1.6}
.plat-btn{width:100%}

/* ── DEEP FEATURE ROWS ── */
.deep-row{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center;padding:60px 0}
.deep-row.flip .deep-vis{order:-1}
.deep-info{min-width:0}
.deep-chip{display:inline-flex;align-items:center;gap:6px;padding:4px 12px;border-radius:14px;font-size:.75rem;font-weight:700;margin-bottom:12px}
.deep-chip.dc-sap{background:#dbeafe;color:var(--sap)}
.deep-chip.dc-em{background:#d1fae5;color:var(--em-d)}
.deep-chip.dc-tan{background:#ffedd5;color:var(--tan-d)}
.deep-chip.dc-sky{background:#e0f2fe;color:#0369a1}
.deep-h3{font-size:1.4rem;font-weight:800;color:var(--dark);margin-bottom:10px}
.deep-desc{font-size:.92rem;color:var(--slate);margin-bottom:18px;line-height:1.8}
.deep-list{list-style:none}
.deep-list li{display:flex;align-items:flex-start;gap:10px;margin-bottom:10px;font-size:.88rem;color:var(--dark)}
.deep-list-dot{width:7px;height:7px;border-radius:50%;margin-top:7px;flex-shrink:0}
.deep-list-dot.sap{background:var(--sap)}.deep-list-dot.em{background:var(--em)}.deep-list-dot.tan{background:var(--tan)}
.deep-vis{min-width:0;background:var(--cream);border-radius:var(--radius-lg);padding:24px;border:1px solid #e2e8f0}
.dv-title{font-size:.82rem;font-weight:700;color:var(--slate);margin-bottom:14px;text-transform:uppercase;letter-spacing:.5px}
.dv-bar-row{display:flex;align-items:center;gap:10px;margin-bottom:10px}
.dv-bar-label{font-size:.78rem;color:var(--slate);width:90px;flex-shrink:0}
.dv-bar-track{flex:1;height:10px;background:#e2e8f0;border-radius:6px;overflow:hidden}
.dv-bar-fill{height:100%;border-radius:6px}
.dv-bar-fill.bf-sap{background:var(--sap)}.dv-bar-fill.bf-em{background:var(--em)}
.dv-bar-fill.bf-tan{background:var(--tan)}.dv-bar-fill.bf-sky{background:var(--sky)}
.dv-bar-val{font-size:.75rem;font-weight:700;color:var(--dark);width:40px;text-align:right}
.dv-stat-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:10px;margin-top:14px}
.dv-stat{text-align:center;padding:10px;background:var(--white);border-radius:8px}
.dv-stat-num{font-size:1.1rem;font-weight:800}
.dv-stat-num.c-sap{color:var(--sap)}.dv-stat-num.c-em{color:var(--em)}.dv-stat-num.c-tan{color:var(--tan)}
.dv-stat-lbl{font-size:.68rem;color:var(--slate)}

/* ── REVIEWS ── */
.rev-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.rev-card{background:var(--white);border-radius:var(--radius);padding:24px;border:1px solid #e2e8f0;transition:all .3s}
.rev-card:hover{transform:translateY(-3px);box-shadow:var(--shadow)}
.rev-top{display:flex;align-items:center;gap:12px;margin-bottom:14px}
.rev-avatar{width:42px;height:42px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:.88rem;font-weight:800;color:#fff}
.rev-avatar.av-sap{background:linear-gradient(135deg,var(--sap),var(--sap-l))}
.rev-avatar.av-em{background:linear-gradient(135deg,var(--em),var(--em-l))}
.rev-avatar.av-tan{background:linear-gradient(135deg,var(--tan),var(--tan-l))}
.rev-avatar.av-rose{background:linear-gradient(135deg,var(--rose),#fb7185)}
.rev-avatar.av-violet{background:linear-gradient(135deg,var(--violet),#a78bfa)}
.rev-avatar.av-sky{background:linear-gradient(135deg,var(--sky),#38bdf8)}
.rev-meta{min-width:0}
.rev-name{font-size:.9rem;font-weight:700;color:var(--dark)}
.rev-role{font-size:.75rem;color:var(--gray)}
.rev-stars{display:flex;gap:2px;margin-bottom:10px}
.rev-stars svg{width:16px;height:16px;fill:var(--amber)}
.rev-text{font-size:.88rem;color:var(--slate);line-height:1.7}

/* ── COMPARISON TABLE ── */
.cmp-wrap{overflow-x:auto;border-radius:var(--radius);border:1px solid #e2e8f0}
.cmp-table{width:100%;border-collapse:collapse;min-width:600px}
.cmp-table th,.cmp-table td{padding:12px 16px;text-align:center;font-size:.88rem;border-bottom:1px solid #f1f5f9}
.cmp-table th{background:var(--sap);color:#fff;font-weight:700}
.cmp-table td:first-child{text-align:left;font-weight:600;color:var(--dark)}
.cmp-hl{background:#eff6ff !important}
.yes{color:var(--em);font-weight:700}
.no{color:var(--rose);font-weight:700}
.part{color:var(--tan);font-weight:700}

/* ── FAQ ── */
.faq-list{max-width:800px;margin:0 auto}
.faq-item{border:1px solid #e2e8f0;border-radius:var(--radius);margin-bottom:10px;overflow:hidden;background:var(--white);transition:all .25s}
.faq-item:hover{border-color:#cbd5e1}
.faq-q{display:flex;align-items:center;justify-content:space-between;padding:16px 20px;cursor:pointer;font-size:.95rem;font-weight:700;color:var(--dark);gap:12px}
.faq-chevron{width:20px;height:20px;flex-shrink:0;transition:transform .3s}
.faq-chevron svg{width:20px;height:20px;stroke:var(--gray);stroke-width:2;fill:none}
.faq-item.open .faq-chevron{transform:rotate(180deg)}
.faq-item.open .faq-q{color:var(--sap)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .35s ease}
.faq-item.open .faq-a{max-height:500px}
.faq-a-inner{padding:0 20px 18px;font-size:.9rem;color:var(--slate);line-height:1.8}

/* ── CTA BANNER ── */
.cta-banner{background:linear-gradient(135deg,var(--sap-d),var(--sap),var(--em-d));border-radius:var(--radius-lg);padding:56px 40px;text-align:center;position:relative;overflow:hidden}
.cta-banner::before{content:'';position:absolute;top:-50%;right:-20%;width:400px;height:400px;background:radial-gradient(circle,rgba(5,150,105,.3),transparent 70%);border-radius:50%}
.cta-eyebrow{display:inline-flex;align-items:center;gap:6px;padding:4px 14px;border-radius:16px;background:rgba(255,255,255,.12);color:rgba(255,255,255,.9);font-size:.78rem;font-weight:600;margin-bottom:14px}
.cta-h2{font-size:1.8rem;font-weight:800;color:#fff;margin-bottom:10px;position:relative;z-index:1}
.cta-p{font-size:1rem;color:rgba(255,255,255,.75);margin-bottom:24px;max-width:500px;margin-left:auto;margin-right:auto;position:relative;z-index:1}
.cta-btns{display:flex;justify-content:center;gap:14px;flex-wrap:wrap;position:relative;z-index:1}

/* ── DOWNLOAD HERO ── */
.dl-hero{background:linear-gradient(160deg,var(--dark),var(--sap-d),var(--sap));padding:80px 0 60px;text-align:center;position:relative;overflow:hidden}
.dl-hero::before{content:'';position:absolute;top:-40%;left:50%;transform:translateX(-50%);width:700px;height:700px;background:radial-gradient(circle,rgba(5,150,105,.2),transparent 70%);border-radius:50%}
.dl-hero-tag{display:inline-flex;align-items:center;gap:6px;padding:5px 14px;border-radius:16px;background:rgba(255,255,255,.1);color:#fff;font-size:.78rem;font-weight:600;margin-bottom:14px;position:relative;z-index:1}
.dl-hero-tag-dot{width:7px;height:7px;border-radius:50%;background:var(--em)}
.dl-hero-title{font-size:2.2rem;font-weight:900;color:#fff;margin-bottom:10px;position:relative;z-index:1}
.dl-hero-sub{font-size:1.05rem;color:rgba(255,255,255,.7);max-width:560px;margin:0 auto;position:relative;z-index:1}

/* ── DL MAIN CARD ── */
.dl-main-wrap{max-width:600px;margin:-40px auto 48px;position:relative;z-index:2}
.dl-main-card{background:var(--white);border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-lg);border:1px solid #e2e8f0}
.dl-main-top{height:6px;background:linear-gradient(90deg,var(--sap),var(--em))}
.dl-main-head{display:flex;align-items:center;gap:14px;padding:24px 24px 0}
.dl-main-icon{width:52px;height:52px;background:linear-gradient(135deg,var(--sap),var(--em));border-radius:14px;display:flex;align-items:center;justify-content:center}
.dl-main-icon svg{width:28px;height:28px;fill:#fff}
.dl-main-info{min-width:0}
.dl-main-name{font-size:1.2rem;font-weight:800;color:var(--dark)}
.dl-main-meta{font-size:.8rem;color:var(--gray)}
.dl-main-body{min-width:0;padding:20px 24px 24px}
.dl-specs{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-bottom:16px}
.dl-spec{background:var(--cream);border-radius:8px;padding:10px;text-align:center}
.dl-spec-label{font-size:.7rem;color:var(--gray);margin-bottom:2px}
.dl-spec-val{font-size:.85rem;font-weight:700;color:var(--dark)}
.dl-sec-badge{display:flex;align-items:center;justify-content:center;gap:6px;padding:8px;background:#ecfdf5;border-radius:8px;font-size:.8rem;font-weight:600;color:var(--em-d);margin-bottom:16px}
.dl-sec-badge svg{width:16px;height:16px;fill:var(--em)}
.dl-main-btns{display:flex;gap:10px}
.dl-main-btns .btn{flex:1}

/* ── OTHER PLATFORM CARDS ── */
.op-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.op-card{background:var(--white);border-radius:var(--radius);padding:24px;border:1px solid #e2e8f0;transition:all .3s}
.op-card:hover{box-shadow:var(--shadow)}
.op-ico{width:40px;height:40px;margin-bottom:10px;display:flex;align-items:center;justify-content:center}
.op-ico svg{width:34px;height:34px}
.op-name{font-size:1rem;font-weight:700;color:var(--dark);margin-bottom:4px}
.op-ver{font-size:.78rem;color:var(--gray);margin-bottom:6px}
.op-req{font-size:.78rem;color:var(--slate);margin-bottom:12px}
.op-steps{list-style:none;margin-bottom:14px}
.op-steps li{display:flex;align-items:flex-start;gap:8px;margin-bottom:6px;font-size:.82rem;color:var(--slate)}
.op-step-n{width:18px;height:18px;border-radius:50%;background:var(--sap);color:#fff;font-size:.65rem;font-weight:700;display:flex;align-items:center;justify-content:center;flex-shrink:0;margin-top:1px}

/* ── GUIDE GRID ── */
.guide-grid{display:grid;grid-template-columns:1fr 1fr;gap:40px}
.guide-col{min-width:0}
.guide-col-title{font-size:1.15rem;font-weight:800;color:var(--dark);margin-bottom:20px;display:flex;align-items:center;gap:8px}
.guide-col-dot{width:10px;height:10px;border-radius:50%}
.guide-col-dot.gd-sap{background:var(--sap)}.guide-col-dot.gd-em{background:var(--em)}
.guide-steps{list-style:none}
.gstep{display:flex;gap:14px;margin-bottom:20px}
.gstep-num{width:32px;height:32px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:.82rem;font-weight:800;color:#fff;flex-shrink:0}
.gstep-num.gn-sap{background:var(--sap)}.gstep-num.gn-em{background:var(--em)}
.gstep-body{min-width:0}
.gstep-title{font-size:.92rem;font-weight:700;color:var(--dark);margin-bottom:3px}
.gstep-desc{font-size:.82rem;color:var(--slate);line-height:1.6}

/* ── REQUIREMENTS ── */
.req-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.req-card{background:var(--white);border-radius:var(--radius);padding:20px;text-align:center;border:1px solid #e2e8f0}
.req-ico{width:36px;height:36px;margin:0 auto 10px;display:flex;align-items:center;justify-content:center}
.req-ico svg{width:30px;height:30px;fill:var(--sap)}
.req-title{font-size:.88rem;font-weight:700;color:var(--dark);margin-bottom:4px}
.req-val{font-size:.8rem;color:var(--slate);line-height:1.6}

/* ── VERSION TIMELINE ── */
.ver-list{max-width:660px;margin:0 auto}
.ver-item{display:flex;gap:16px;margin-bottom:0;position:relative}
.ver-dot-col{display:flex;flex-direction:column;align-items:center;flex-shrink:0}
.ver-dot{width:14px;height:14px;border-radius:50%;border:3px solid;flex-shrink:0}
.ver-dot.vd-sap{border-color:var(--sap);background:#dbeafe}
.ver-dot.vd-em{border-color:var(--em);background:#d1fae5}
.ver-dot.vd-tan{border-color:var(--tan);background:#ffedd5}
.ver-dot.vd-rose{border-color:var(--rose);background:#ffe4e6}
.ver-dot.vd-violet{border-color:var(--violet);background:#ede9fe}
.ver-line{width:2px;flex:1;background:#e2e8f0;min-height:20px}
.ver-body{padding-bottom:24px;flex:1}
.ver-head{display:flex;align-items:center;gap:8px;margin-bottom:4px;flex-wrap:wrap}
.ver-num{font-size:.95rem;font-weight:800;color:var(--dark)}
.ver-tag{padding:2px 10px;border-radius:10px;font-size:.65rem;font-weight:700;text-transform:uppercase}
.ver-tag.vt-stable{background:#dbeafe;color:var(--sap)}
.ver-tag.vt-lts{background:#d1fae5;color:var(--em-d)}
.ver-tag.vt-beta{background:#ffedd5;color:var(--tan-d)}
.ver-date{font-size:.78rem;color:var(--gray);margin-bottom:4px}
.ver-desc{font-size:.85rem;color:var(--slate);line-height:1.6}

/* ── SECURITY BANNER ── */
.sec-banner{display:flex;align-items:center;gap:16px;background:#ecfdf5;border:1px solid #a7f3d0;border-radius:var(--radius);padding:20px 24px}
.sec-banner-icon{width:44px;height:44px;background:var(--em);border-radius:10px;display:flex;align-items:center;justify-content:center;flex-shrink:0}
.sec-banner-icon svg{width:24px;height:24px;fill:#fff}
.sec-banner-text{min-width:0}
.sec-banner-title{font-size:1rem;font-weight:700;color:var(--em-d);margin-bottom:2px}
.sec-banner-desc{font-size:.85rem;color:var(--slate)}

/* ── ARTICLE HERO ── */
.art-hero{background:linear-gradient(160deg,var(--dark),var(--sap-d));padding:70px 0 50px;position:relative;overflow:hidden}
.art-hero::before{content:'';position:absolute;top:-30%;right:-10%;width:500px;height:500px;background:radial-gradient(circle,rgba(5,150,105,.15),transparent 70%);border-radius:50%}
.art-hero-inner{position:relative;z-index:1}
.art-hero-crumb{font-size:.82rem;color:rgba(255,255,255,.5);margin-bottom:12px}
.art-hero-crumb a{color:rgba(255,255,255,.6)}
.art-hero-crumb a:hover{color:#fff}
.art-hero-title{font-size:2rem;font-weight:900;color:#fff;margin-bottom:10px}
.art-hero-sub{font-size:1rem;color:rgba(255,255,255,.7);max-width:600px}
.kw-strip{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:40px}
.kw{display:inline-block;padding:5px 14px;border-radius:16px;font-size:.78rem;font-weight:600;background:var(--cream);color:var(--sap);border:1px solid #e2e8f0;transition:all .2s}
.kw:hover{background:#dbeafe}

/* ── ARTICLE LAYOUT ── */
.art-layout{display:grid;grid-template-columns:1fr 320px;gap:40px;align-items:flex-start}
.art-body{min-width:0}
.art-body h2{font-size:1.5rem;font-weight:800;color:var(--dark);margin:36px 0 14px;padding-left:14px;border-left:4px solid var(--sap)}
.art-body h3{font-size:1.15rem;font-weight:700;color:var(--dark);margin:24px 0 10px}
.art-body p{font-size:.92rem;color:var(--slate);line-height:1.9;margin-bottom:14px}
.art-body ul{padding-left:20px;margin-bottom:14px}
.art-body li{font-size:.9rem;color:var(--slate);margin-bottom:6px;line-height:1.7}
.art-body table{width:100%;border-collapse:collapse;margin:16px 0;border:1px solid #e2e8f0;border-radius:8px;overflow:hidden}
.art-body th,.art-body td{padding:10px 14px;font-size:.85rem;text-align:center;border-bottom:1px solid #f1f5f9}
.art-body th{background:var(--sap);color:#fff;font-weight:700}
.art-body td:first-child{text-align:left;font-weight:600}
.inline-cta{border-radius:var(--radius);padding:24px;margin:28px 0;position:relative;overflow:hidden}
.inline-cta.ic-sap{background:linear-gradient(135deg,#dbeafe,#eff6ff);border-left:4px solid var(--sap)}
.inline-cta.ic-em{background:linear-gradient(135deg,#d1fae5,#ecfdf5);border-left:4px solid var(--em)}
.inline-cta.ic-tan{background:linear-gradient(135deg,#ffedd5,#fff7ed);border-left:4px solid var(--tan)}
.inline-cta-title{font-size:1rem;font-weight:700;color:var(--dark);margin-bottom:6px}
.inline-cta-desc{font-size:.88rem;color:var(--slate);margin-bottom:12px;line-height:1.7}
.tips-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px;margin:16px 0}
.tip-card{background:var(--cream);border-radius:var(--radius-sm);padding:16px}
.tip-num{display:inline-flex;align-items:center;justify-content:center;width:24px;height:24px;border-radius:50%;background:var(--sap);color:#fff;font-size:.72rem;font-weight:700;margin-bottom:6px}
.tip-title{font-size:.88rem;font-weight:700;color:var(--dark);margin-bottom:4px}
.tip-desc{font-size:.8rem;color:var(--slate);line-height:1.6}

/* ── SIDEBAR ── */
.sidebar{position:sticky;top:84px}
.sbox{background:var(--white);border-radius:var(--radius);border:1px solid #e2e8f0;padding:20px;margin-bottom:16px}
.sbox-title{font-size:.92rem;font-weight:700;color:var(--dark);margin-bottom:14px;padding-bottom:8px;border-bottom:2px solid var(--sap)}
.sdl-btn{display:flex;align-items:center;gap:10px;width:100%;padding:10px 14px;border-radius:var(--radius-sm);border:1px solid #e2e8f0;background:var(--white);font-family:var(--font);cursor:pointer;transition:all .2s;margin-bottom:8px}
.sdl-btn:hover{border-color:var(--sap);background:#f8faff}
.sdl-btn.primary{background:var(--sap);border-color:var(--sap);color:#fff}
.sdl-btn.primary:hover{background:var(--sap-l)}
.sdl-btn-icon{width:28px;height:28px;display:flex;align-items:center;justify-content:center;flex-shrink:0}
.sdl-btn-icon svg{width:22px;height:22px}
.sdl-btn-info{min-width:0}
.sdl-btn-name{font-size:.85rem;font-weight:700;color:inherit}
.sdl-btn-ver{font-size:.7rem;color:var(--gray)}
.sdl-btn.primary .sdl-btn-ver{color:rgba(255,255,255,.7)}
.stoc{list-style:none}
.stoc li{margin-bottom:6px}
.stoc a{display:block;padding:5px 10px;border-radius:6px;font-size:.82rem;color:var(--slate);transition:all .2s;border-left:2px solid transparent}
.stoc a:hover{color:var(--sap);background:#f8faff;border-left-color:var(--sap)}
.sstat{display:grid;grid-template-columns:1fr 1fr;gap:8px}
.sstat-item{text-align:center;padding:10px;background:var(--cream);border-radius:8px}
.sstat-num{font-size:1.1rem;font-weight:800;color:var(--sap)}
.sstat-lbl{font-size:.68rem;color:var(--slate)}
.side-security{display:flex;align-items:flex-start;gap:8px;padding:12px;background:#ecfdf5;border-radius:8px;margin-top:12px}
.side-security svg{width:18px;height:18px;fill:var(--em);flex-shrink:0;margin-top:2px}
.side-security p{font-size:.78rem;color:var(--em-d);line-height:1.5}

/* ── NEWS GRID (homepage preview) ── */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.news-card{background:var(--white);border-radius:var(--radius);border:1px solid #e2e8f0;padding:24px;transition:all .3s}
.news-card:hover{border-color:var(--sap);box-shadow:var(--shadow)}
.news-date{font-size:.78rem;color:var(--gray);margin-bottom:8px}
.news-title{font-size:1.05rem;font-weight:700;color:var(--dark);margin-bottom:8px;line-height:1.5}
.news-excerpt{font-size:.88rem;color:var(--slate);line-height:1.7;margin-bottom:14px;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.news-readmore{display:inline-flex;align-items:center;gap:4px;font-size:.85rem;font-weight:600;color:var(--sap);transition:color .2s}
.news-readmore:hover{color:var(--sap-l)}
.news-readmore svg{stroke:currentColor;fill:none}

/* ── NEWS ARTICLE (news.html) ── */
.news-article{padding:32px 0;border-bottom:1px solid #e2e8f0}
.news-article:first-child{padding-top:0}
.news-article:last-child{border-bottom:none}
.news-article-meta{display:flex;align-items:center;gap:10px;margin-bottom:12px}
.news-article-date{font-size:.82rem;color:var(--gray)}
.news-article-tag{display:inline-block;padding:3px 12px;border-radius:12px;font-size:.72rem;font-weight:700;background:#dbeafe;color:var(--sap)}
.news-article h2{font-size:1.4rem;font-weight:800;color:var(--dark);margin-bottom:14px;padding-left:14px;border-left:4px solid var(--sap)}
.news-article p{font-size:.92rem;color:var(--slate);line-height:1.9;margin-bottom:14px}

/* ── ARTICLE PAGE RELATED ── */
.art-hero-meta-row{display:flex;gap:1rem;margin-bottom:1rem;font-size:.875rem;color:var(--gray)}
.nap-related{margin-top:48px;padding-top:32px;border-top:1px solid #e2e8f0}
.nap-related h3{font-size:1.1rem;font-weight:700;color:var(--dark);margin-bottom:16px}
.nap-related-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:16px}
.nap-related-card{display:flex;flex-direction:column;gap:8px;padding:20px;border-radius:var(--radius);border:1px solid #e2e8f0;transition:all .2s}
.nap-related-card:hover{border-color:var(--sap);box-shadow:var(--shadow)}
.nap-related-title{font-size:.9rem;font-weight:600;color:var(--dark);line-height:1.5}

/* ── FOOTER ── */
.sb-footer{background:var(--dark);padding:32px 0}
.sb-footer-inner{max-width:1200px;margin:0 auto;padding:0 24px;text-align:center}
.sb-footer-brand{display:flex;align-items:center;justify-content:center;gap:8px;margin-bottom:10px}
.sb-footer-brand-icon{width:28px;height:28px;background:linear-gradient(135deg,var(--sap),var(--em));border-radius:6px;display:flex;align-items:center;justify-content:center}
.sb-footer-brand-icon svg{width:16px;height:16px;fill:#fff}
.sb-footer-brand-name{font-size:.92rem;font-weight:700;color:rgba(255,255,255,.7)}
.sb-footer-sec{display:flex;align-items:center;justify-content:center;gap:6px;font-size:.82rem;color:var(--em-l);margin-bottom:6px}
.sb-footer-sec svg{width:16px;height:16px;fill:var(--em-l)}
.sb-footer-note{font-size:.75rem;color:rgba(255,255,255,.4);line-height:1.6;max-width:600px;margin:0 auto}

/* ── RESPONSIVE ── */
@media(max-width:1024px){
  .hero-inner{flex-direction:column;text-align:center}
  .hero-p{margin:0 auto 28px}
  .hero-btns,.hero-trust{justify-content:center}
  .hero-vis{flex:none;width:100%;max-width:380px}
  .fg-grid{grid-template-columns:repeat(2,1fr)}
  .ws-panel.on{grid-template-columns:1fr}
  .plat-grid{grid-template-columns:repeat(2,1fr)}
  .deep-row,.deep-row.flip{grid-template-columns:1fr}
  .deep-row.flip .deep-vis{order:0}
  .rev-grid{grid-template-columns:repeat(2,1fr)}
  .guide-grid{grid-template-columns:1fr}
  .req-grid{grid-template-columns:repeat(2,1fr)}
  .art-layout{grid-template-columns:1fr}
  .sidebar{position:static}
  .op-grid{grid-template-columns:1fr}
  .news-grid{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:768px){
  .sb-links{display:none;position:absolute;top:64px;left:0;right:0;background:var(--white);flex-direction:column;padding:16px;box-shadow:var(--shadow);border-top:1px solid #e2e8f0;gap:4px}
  .sb-links.show{display:flex}
  .sb-mob{display:block}
  .sb-cta{display:none}
  .hero{padding:80px 0 60px}
  .hero-h1{font-size:2rem}
  .sec{padding:56px 0}
  .sec-title{font-size:1.6rem}
  .fg-grid{grid-template-columns:1fr}
  .plat-grid{grid-template-columns:1fr}
  .rev-grid{grid-template-columns:1fr}
  .ct-row{flex-direction:column}
  .ct-item{border-right:none;border-bottom:1px solid rgba(255,255,255,.1)}
  .ct-item:last-child{border-bottom:none}
  .tips-grid{grid-template-columns:1fr}
  .req-grid{grid-template-columns:1fr}
  .news-grid{grid-template-columns:1fr}
  .dl-hero-title{font-size:1.6rem}
  .art-hero-title{font-size:1.5rem}
  .cta-banner{padding:36px 20px}
  .cta-h2{font-size:1.4rem}
}