*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
:root{
    --bg:#0d0d14;--bg-card:#16161f;--bg-input:#1c1c28;
    --border:#2a2a3a;--border-focus:#8b5cf6;
    --accent:#3b82f6;--accent-glow:rgba(139,92,246,0.4);--accent-dark:#1d4ed8;
    --text:#e0e0e0;--text-muted:#8e8ea0;--text-dim:#505060;
    --live-red:#ef4444;--success:#22c55e;
}
html{min-height:100%;background:var(--bg);color:var(--text);font-family:'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;overflow-x:hidden;overflow-y:auto}
body{min-height:100dvh;background:var(--bg);color:var(--text);font-family:'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;overflow-x:hidden;overflow-y:auto}

/* Animated background */
.bg-canvas{position:fixed;inset:0;z-index:0}
.bg-canvas .orb{
    position:absolute;border-radius:50%;filter:blur(100px);opacity:0.15;
    animation:orb-drift 20s ease-in-out infinite alternate;
}
.bg-canvas .orb:nth-child(1){width:400px;height:400px;background:#8b5cf6;top:-100px;left:-100px;animation-delay:0s}
.bg-canvas .orb:nth-child(2){width:500px;height:500px;background:#e74c3c;bottom:-150px;right:-150px;animation-delay:-5s}
.bg-canvas .orb:nth-child(3){width:300px;height:300px;background:#9b59b6;top:40%;left:60%;animation-delay:-10s}
.bg-canvas .orb:nth-child(4){width:250px;height:250px;background:#3498db;bottom:20%;left:10%;animation-delay:-15s}
@keyframes orb-drift{
    0%{transform:translate(0,0) scale(1)}25%{transform:translate(40px,-30px) scale(1.1)}
    50%{transform:translate(-20px,50px) scale(0.95)}75%{transform:translate(30px,20px) scale(1.05)}
    100%{transform:translate(-40px,-40px) scale(1)}
}

/* Particle field */
.particles{position:fixed;inset:0;z-index:1;pointer-events:none;overflow:hidden}
.particles .p{
    position:absolute;width:2px;height:2px;background:rgba(139,92,246,0.3);border-radius:50%;
    animation:particle-float linear infinite;
}
@keyframes particle-float{
    from{transform:translateY(100vh) scale(0);opacity:0}
    10%{opacity:1;transform:translateY(90vh) scale(1)}
    90%{opacity:.6}
    to{transform:translateY(-5vh) scale(0.5);opacity:0}
}

/* Grid lines */
.grid-overlay{
    position:fixed;inset:0;z-index:0;
    background-image:
        linear-gradient(rgba(139,92,246,0.02) 1px,transparent 1px),
        linear-gradient(90deg,rgba(139,92,246,0.02) 1px,transparent 1px);
    background-size:60px 60px;
    animation:grid-scroll 30s linear infinite;
}
@keyframes grid-scroll{from{background-position:0 0}to{background-position:60px 60px}}

/* Container */
.login-container{
    position:relative;z-index:10;min-height:100dvh;display:flex;align-items:center;justify-content:center;padding:20px;
}

/* Card */
.login-card{
    width:100%;max-width:420px;background:var(--bg-card);border:1px solid var(--border);
    border-radius:20px;padding:40px 36px;position:relative;overflow:hidden;
    box-shadow:0 20px 80px rgba(0,0,0,0.5), 0 0 60px rgba(139,92,246,0.03);
    animation:card-entrance .6s cubic-bezier(.34,1.56,.64,1);
}
@keyframes card-entrance{from{transform:scale(.92) translateY(20px);opacity:0}to{transform:scale(1) translateY(0);opacity:1}}

.login-card::before{
    content:'';position:absolute;top:0;left:0;right:0;height:3px;
    background:linear-gradient(90deg,transparent,var(--accent),transparent);
    animation:shimmer 3s ease-in-out infinite;
}
@keyframes shimmer{0%,100%{opacity:0.3}50%{opacity:1}}

/* Logo */
.logo{text-align:center;margin-bottom:28px}
.logo .flame{display:block;margin:0 auto 8px;width:72px;height:72px;color:var(--accent-light,var(--accent,#a78bfa))}
@keyframes flame-pulse{0%,100%{transform:scale(1);filter:brightness(1)}50%{transform:scale(1.08);filter:brightness(1.2)}}
.logo h1{font-size:22px;font-weight:800;letter-spacing:-.5px;margin-bottom:4px}
.logo p{font-size:12px;color:var(--text-muted);font-weight:500}

/* Tabs */
.tab-bar{display:flex;gap:4px;background:var(--bg-input);border-radius:10px;padding:4px;margin-bottom:24px}
.tab-bar button{
    flex:1;padding:8px;border:none;border-radius:8px;font-size:13px;font-weight:600;
    background:transparent;color:var(--text-muted);cursor:pointer;transition:all .2s;
}
.tab-bar button.active{background:var(--accent-dark);color:#fff;box-shadow:0 2px 8px rgba(139,92,246,0.3)}
.tab-bar button:hover:not(.active){color:var(--text)}

/* Forms */
.form-panel{display:none;animation:panel-in .3s ease}
.form-panel.active{display:block}
@keyframes panel-in{from{transform:translateX(10px);opacity:0}to{transform:translateX(0);opacity:1}}

.field{margin-bottom:16px;position:relative}
.field label{display:block;font-size:11px;font-weight:600;color:var(--text-muted);text-transform:uppercase;letter-spacing:.5px;margin-bottom:6px}
.field input{
    width:100%;padding:12px 14px;background:var(--bg-input);border:1px solid var(--border);
    border-radius:10px;color:var(--text);font-size:14px;outline:none;
    transition:border-color .2s, box-shadow .2s;
}
.field input:focus{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-glow)}
.field input::placeholder{color:var(--text-dim)}

.field .toggle-password{
    position:absolute;right:12px;top:30px;background:none;border:none;
    color:var(--text-muted);cursor:pointer;font-size:14px;padding:4px;
}

.submit-btn{
    width:100%;padding:14px;border:none;border-radius:10px;font-size:14px;font-weight:700;
    background:linear-gradient(135deg,var(--accent),var(--accent-dark));color:#fff;cursor:pointer;
    transition:all .2s;position:relative;overflow:hidden;
}
.submit-btn:hover{transform:translateY(-1px);box-shadow:0 6px 20px rgba(139,92,246,0.35)}
.submit-btn:active{transform:translateY(0)}
.submit-btn.loading{pointer-events:none;opacity:.7}
.submit-btn .ripple{
    position:absolute;border-radius:50%;background:rgba(255,255,255,0.3);
    transform:scale(0);animation:btn-ripple .6s ease-out;
}
@keyframes btn-ripple{to{transform:scale(4);opacity:0}}

/* Messages */
.message{padding:10px 14px;border-radius:8px;font-size:12px;font-weight:500;margin-bottom:16px;display:none;animation:msg-in .3s ease}
.message.visible{display:block}
.message.error{background:rgba(231,76,60,0.1);border:1px solid rgba(231,76,60,0.3);color:#e74c3c}
.message.success{background:rgba(46,204,113,0.1);border:1px solid rgba(46,204,113,0.3);color:#2ecc71}
@keyframes msg-in{from{transform:translateY(-4px);opacity:0}to{transform:translateY(0);opacity:1}}

/* Extras */
.divider{text-align:center;position:relative;margin:24px 0}
.divider::before{content:'';position:absolute;top:50%;left:0;right:0;height:1px;background:var(--border)}
.divider span{position:relative;background:var(--bg-card);padding:0 12px;font-size:11px;color:var(--text-dim);font-weight:500}

.anon-btn{
    width:100%;padding:12px;border:1px dashed var(--border);border-radius:10px;
    background:transparent;color:var(--text-muted);font-size:13px;font-weight:500;
    cursor:pointer;transition:all .2s;
}
.anon-btn:hover{border-color:var(--accent-dark);color:var(--text);background:rgba(139,92,246,0.04)}

.services{text-align:center;margin-top:24px;padding-top:16px;border-top:1px solid var(--border)}
.services p{font-size:11px;color:var(--text-dim);margin-bottom:10px}
.services .icons{display:flex;justify-content:center;gap:10px}
.services .icons span{font-size:16px;opacity:0.4;transition:opacity .2s}
.services .icons span:hover{opacity:0.8}
.inline-link{display:inline-flex;align-items:center;gap:6px;margin-top:12px;font-size:12px;color:var(--accent);cursor:pointer;text-decoration:none;font-weight:600}
.inline-link:hover{color:#a78bfa}
.panel-note{font-size:12px;color:var(--text-muted);line-height:1.5;margin-bottom:16px}

/* Toast */
.login-toast{
    position:fixed;top:20px;right:20px;z-index:100;padding:14px 20px;
    border-radius:10px;font-size:13px;font-weight:500;
    transform:translateX(120%);transition:transform .3s cubic-bezier(.34,1.56,.64,1);
}
.login-toast.show{transform:translateX(0)}
.login-toast.error{background:rgba(231,76,60,0.9);color:#fff}
.login-toast.success{background:rgba(46,204,113,0.9);color:#fff}

/* ── Account Chooser ───────────────────────────────────── */
.chooser-subtitle{font-size:13px;color:var(--text-muted);text-align:center;margin-bottom:20px;line-height:1.5}
.chooser-subtitle .app-name{color:var(--accent);font-weight:700}
.oauth-consent{margin:0 0 20px;padding:14px 16px;border:1px solid var(--border);border-radius:12px;background:var(--bg-input);font-size:13px;line-height:1.5;text-align:left}
.oauth-consent .consent-head{margin:0 0 10px;color:var(--text)}
.oauth-consent .consent-head b{color:var(--accent)}
.oauth-consent .consent-host{color:var(--text-muted)}
.oauth-consent ul{list-style:none;margin:0;padding:0;display:grid; grid-template-columns: minmax(0, 1fr);gap:8px}
.oauth-consent li{padding:8px 10px;border-left:3px solid var(--border);border-radius:6px;background:rgba(255,255,255,0.02)}
.oauth-consent li.sensitive{border-left-color:#f59e0b}
.oauth-consent .consent-name{font-weight:600;color:var(--text)}
.oauth-consent .consent-badge{display:inline-block;margin-left:6px;padding:1px 7px;border-radius:999px;font-size:11px;font-weight:700;color:#1a1204;background:#f59e0b;vertical-align:1px}
.oauth-consent small{display:block;margin-top:2px;color:var(--text-muted);font-size:12px}
.oauth-consent .consent-none,.oauth-consent .consent-refused{margin:0;color:var(--text-muted)}
.oauth-consent .consent-refused{margin-top:10px;font-size:12px}
.oauth-consent code{font-size:11.5px}

.account-list{display:flex;flex-direction:column;gap:8px;margin-bottom:16px}
.account-item{
    display:flex;align-items:center;gap:12px;padding:12px 14px;
    background:var(--bg-input);border:1px solid var(--border);border-radius:12px;
    cursor:pointer;transition:all .2s;position:relative;
}
.account-item:hover{border-color:var(--accent);background:rgba(139,92,246,0.06);transform:translateX(2px)}
.account-item.active-account{border-color:var(--accent);box-shadow:0 0 0 2px var(--accent-glow)}
.account-item .avatar{
    width:40px;height:40px;border-radius:50%;background:var(--border);
    display:flex;align-items:center;justify-content:center;font-size:18px;
    flex-shrink:0;overflow:hidden;
}
.account-item .avatar img{width:100%;height:100%;object-fit:cover}
.account-item .avatar-initial{font-weight:700;color:var(--text,#e6edf7)}
.account-item .info{flex:1;min-width:0}
.account-item .info .name{font-size:14px;font-weight:600;color:var(--text);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.account-item .info .detail{font-size:11px;color:var(--text-muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.account-item .arrow{color:var(--text-dim);font-size:14px;flex-shrink:0;transition:color .2s}
.account-item:hover .arrow{color:var(--accent)}
.account-item .remove-btn{
    position:absolute;top:6px;right:6px;width:20px;height:20px;border:none;
    background:rgba(231,76,60,0.15);border-radius:50%;color:#e74c3c;font-size:10px;
    cursor:pointer;display:none;align-items:center;justify-content:center;
    transition:background .2s;line-height:1;
}
.account-item:hover .remove-btn{display:flex}
.account-item .remove-btn:hover{background:rgba(231,76,60,0.3)}

.chooser-actions{display:flex;flex-direction:column;gap:8px}
.chooser-actions .action-btn{
    display:flex;align-items:center;justify-content:center;gap:8px;padding:12px;
    border:1px dashed var(--border);border-radius:10px;background:transparent;
    color:var(--text-muted);font-size:13px;font-weight:500;cursor:pointer;transition:all .2s;
}
.chooser-actions .action-btn:hover{border-color:var(--accent-dark);color:var(--text);background:rgba(139,92,246,0.04)}

.back-link{
    display:block;text-align:center;margin-top:16px;font-size:12px;
    color:var(--text-muted);cursor:pointer;text-decoration:none;transition:color .2s;
}
.back-link:hover{color:var(--accent)}

@media(max-width:480px){
    .login-card{padding:28px 24px;border-radius:16px}
    .logo .flame{width:56px;height:56px}
    .logo .flame .ov-mark{width:56px!important;height:56px!important}
    .logo h1{font-size:18px}
    .login-container{padding:16px}
}

@media(max-height:820px){
    .login-container{align-items:flex-start;padding-top:24px;padding-bottom:24px}
}

@media(max-width:380px){
    .login-card{padding:24px 18px;border-radius:14px}
    .tab-bar button{font-size:12px;padding:8px 6px}
}