:root{
  --bg:#f7f8fc;--surface:#ffffff;--surface-2:#f1f5f9;--ink:#0f172a;--muted:#64748b;--soft:#e2e8f0;
  --brand:#2563eb;--brand-2:#14b8a6;--accent:#7c3aed;--danger:#ef4444;--ring:rgba(37,99,235,.18);
  --radius:22px;--shadow:0 18px 50px rgba(15,23,42,.09);--shadow-sm:0 8px 22px rgba(15,23,42,.07);
}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",Arial,sans-serif;background:
  radial-gradient(circle at top left,rgba(37,99,235,.12),transparent 34rem),
  radial-gradient(circle at 85% 12%,rgba(20,184,166,.14),transparent 28rem),var(--bg);color:var(--ink);line-height:1.55}a{color:inherit;text-decoration:none}.container{width:min(1180px,92%);margin-inline:auto}
header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.84);backdrop-filter:saturate(160%) blur(18px);border-bottom:1px solid rgba(226,232,240,.85)}
.nav{display:flex;align-items:center;justify-content:space-between;gap:24px;padding:15px 0}.logo{display:flex;gap:12px;align-items:center;font-weight:900;letter-spacing:-.03em;font-size:18px}.mark{width:42px;height:42px;border-radius:14px;background:linear-gradient(135deg,var(--brand),var(--brand-2));display:grid;place-items:center;color:#fff;box-shadow:0 10px 26px rgba(37,99,235,.22);font-weight:900}.links{display:flex;gap:6px;align-items:center;color:var(--muted);font-size:14px}.links a{padding:10px 12px;border-radius:999px}.links a:hover{background:var(--surface-2);color:var(--ink)}
.hero{position:relative;padding:74px 0 44px;text-align:center}.hero:before{content:"";position:absolute;inset:26px 5% auto;height:300px;border-radius:44px;background:linear-gradient(135deg,rgba(37,99,235,.09),rgba(20,184,166,.10));z-index:-1;filter:blur(.2px)}.hero h1{font-size:clamp(40px,6.5vw,76px);line-height:.98;margin:18px auto 18px;max-width:930px;letter-spacing:-.07em}.hero p{color:var(--muted);font-size:clamp(17px,2vw,21px);max-width:790px;margin:0 auto 30px}.badge,.pill{display:inline-flex;align-items:center;gap:6px;padding:7px 11px;border:1px solid var(--soft);border-radius:999px;color:var(--muted);font-size:12px;font-weight:800;background:rgba(255,255,255,.7)}
.search{width:100%;max-width:760px;margin:0 auto 26px;display:block;padding:19px 22px 19px 52px;border-radius:20px;border:1px solid rgba(203,213,225,.95);background:#fff url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='22' height='22' viewBox='0 0 24 24' fill='none' stroke='%2364748b' stroke-width='2'%3E%3Ccircle cx='11' cy='11' r='8'/%3E%3Cpath d='m21 21-4.3-4.3'/%3E%3C/svg%3E") no-repeat 19px center;color:var(--ink);font-size:16px;box-shadow:var(--shadow)}.search:focus,textarea:focus,input:focus,select:focus{outline:3px solid var(--ring);border-color:var(--brand)}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(205px,1fr));gap:16px;margin:24px 0}.card{position:relative;background:rgba(255,255,255,.88);border:1px solid rgba(226,232,240,.92);border-radius:var(--radius);padding:18px;box-shadow:var(--shadow-sm);transition:transform .18s ease, box-shadow .18s ease, border-color .18s ease;overflow:hidden}.card:after{content:"";position:absolute;right:-34px;top:-34px;width:96px;height:96px;border-radius:999px;background:linear-gradient(135deg,rgba(37,99,235,.10),rgba(20,184,166,.10));transition:.18s}.card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:rgba(37,99,235,.34)}.card:hover:after{transform:scale(1.4)}.card h3{margin:0 0 8px;font-size:17px;letter-spacing:-.02em}.card p{color:var(--muted);font-size:14px;line-height:1.55;margin:0 0 14px}.card .badge{background:#f8fafc}.card-icon{width:40px;height:40px;border-radius:15px;background:linear-gradient(135deg,rgba(37,99,235,.12),rgba(20,184,166,.14));display:grid;place-items:center;font-weight:900;color:var(--brand);margin-bottom:14px;font-size:19px}.section{padding:34px 0}.section h1{font-size:clamp(34px,5vw,58px);letter-spacing:-.055em;line-height:1.02;margin:10px 0}.section h2{font-size:clamp(28px,4vw,42px);letter-spacing:-.045em;margin:0 0 8px}.muted{color:var(--muted)}
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;max-width:860px;margin:26px auto 0}.stat{background:rgba(255,255,255,.76);border:1px solid var(--soft);border-radius:18px;padding:16px;box-shadow:var(--shadow-sm)}.stat strong{display:block;font-size:26px;letter-spacing:-.04em}.stat span{color:var(--muted);font-size:13px;font-weight:700}.cta-row{display:flex;gap:12px;justify-content:center;flex-wrap:wrap;margin-top:22px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:0;border-radius:15px;background:linear-gradient(135deg,var(--brand),var(--brand-2));padding:13px 17px;font-weight:900;color:#fff;cursor:pointer;box-shadow:0 12px 28px rgba(37,99,235,.20)}.btn:hover{filter:saturate(1.05) brightness(.98)}.btn.secondary{background:#fff;color:var(--ink);border:1px solid var(--soft);box-shadow:var(--shadow-sm)}
.tool-layout{display:grid;grid-template-columns:minmax(0,1fr) 330px;gap:24px;margin:18px 0 34px}.tool-box,.side-box{background:rgba(255,255,255,.92);border:1px solid rgba(226,232,240,.95);border-radius:26px;padding:24px;box-shadow:var(--shadow)}.tool-box label{font-weight:900;display:block;margin-bottom:10px}textarea,input,select{width:100%;padding:14px 15px;border-radius:15px;border:1px solid #cbd5e1;background:#fff;color:var(--ink);font-size:15px}textarea{min-height:230px;resize:vertical}.output{white-space:pre-wrap;background:#0f172a;border:1px solid #1e293b;border-radius:18px;padding:18px;min-height:160px;color:#d1fae5;overflow:auto;box-shadow:inset 0 0 0 1px rgba(255,255,255,.03)}.tool-actions{display:flex;gap:10px;flex-wrap:wrap;margin:16px 0}.side-box h3{margin:0 0 8px}.side-box h3:not(:first-child){margin-top:22px}.ad-slot{border:1px dashed #94a3b8;border-radius:20px;padding:20px;text-align:center;color:var(--muted);margin:8px 0 22px;background:rgba(255,255,255,.55)}
.category-hero{display:flex;align-items:end;justify-content:space-between;gap:18px;flex-wrap:wrap;padding-top:34px}.category-hero .search{margin:0;max-width:420px;box-shadow:var(--shadow-sm)}.legal{max-width:850px;margin:42px auto;line-height:1.75;background:rgba(255,255,255,.82);border:1px solid var(--soft);border-radius:26px;padding:30px;box-shadow:var(--shadow-sm)}footer{border-top:1px solid var(--soft);padding:36px 0;margin-top:44px;color:var(--muted);font-size:14px;background:rgba(255,255,255,.48)}footer a{font-weight:800;color:var(--ink)}
@media(max-width:900px){.links{display:none}.tool-layout{grid-template-columns:1fr}.stats{grid-template-columns:repeat(2,1fr)}.hero{padding-top:50px}.card{padding:19px}}@media(max-width:560px){.container{width:min(100% - 28px,1180px)}.hero h1{font-size:42px}.stats{grid-template-columns:1fr}.tool-actions .btn{width:100%}.grid{grid-template-columns:1fr}.search{padding-left:48px}.tool-box,.side-box,.legal{border-radius:20px;padding:18px}.nav{padding:12px 0}.logo span:last-child{font-size:16px}}


/* Phase 10 Ascension System */
.xp-widget{position:fixed;right:18px;bottom:18px;z-index:80;width:min(320px,calc(100vw - 36px));background:rgba(15,23,42,.94);color:#fff;border:1px solid rgba(255,255,255,.12);border-radius:22px;padding:16px;box-shadow:0 18px 45px rgba(15,23,42,.28);backdrop-filter:blur(14px)}
.xp-widget-top{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:10px}.xp-level{font-weight:900;letter-spacing:-.03em}.xp-title{font-size:12px;color:#cbd5e1;font-weight:800}.xp-bar{height:10px;background:rgba(255,255,255,.14);border-radius:999px;overflow:hidden}.xp-fill{height:100%;width:0;background:linear-gradient(135deg,var(--brand),var(--brand-2));border-radius:999px;transition:width .3s ease}.xp-small{display:flex;justify-content:space-between;margin-top:8px;color:#cbd5e1;font-size:12px;font-weight:800}.xp-toast{position:fixed;right:18px;bottom:140px;z-index:90;background:#fff;color:var(--ink);border:1px solid var(--soft);border-radius:16px;padding:12px 14px;box-shadow:var(--shadow);font-weight:900;opacity:0;transform:translateY(12px);transition:.25s}.xp-toast.show{opacity:1;transform:translateY(0)}
.dashboard-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:22px;margin:24px 0}.dash-panel{background:rgba(255,255,255,.9);border:1px solid var(--soft);border-radius:26px;padding:24px;box-shadow:var(--shadow)}.dash-panel h2{margin-top:0}.big-level{font-size:64px;line-height:1;font-weight:900;letter-spacing:-.08em}.progress-list{display:grid;gap:10px}.progress-row{display:flex;align-items:center;justify-content:space-between;border:1px solid var(--soft);border-radius:16px;padding:12px 14px;background:#fff}.badge-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(170px,1fr));gap:12px}.achievement{border:1px solid var(--soft);border-radius:18px;padding:14px;background:#fff}.achievement.unlocked{border-color:rgba(20,184,166,.45);background:linear-gradient(135deg,rgba(20,184,166,.08),rgba(37,99,235,.06))}.achievement strong{display:block}.achievement span{color:var(--muted);font-size:13px}.quest-card{border:1px solid var(--soft);border-radius:18px;padding:16px;background:#fff;margin-bottom:12px}.quest-reward{font-weight:900;color:var(--brand)}.reset-link{border:0;background:transparent;color:var(--muted);text-decoration:underline;cursor:pointer;padding:0}
@media(max-width:900px){.dashboard-grid{grid-template-columns:1fr}.xp-widget{position:static;width:auto;margin:18px auto}.xp-toast{right:14px;left:14px;bottom:18px}}

.achievement-list .achievement{position:relative;overflow:hidden}.achievement .mini{height:7px;margin-top:12px;background:#e5e7eb}.achievement.unlocked:after{content:'UNLOCKED';position:absolute;right:-34px;top:18px;transform:rotate(35deg);background:rgba(20,184,166,.16);color:var(--brand);font-size:10px;font-weight:900;padding:4px 36px}.cta-row button.btn{font:inherit;cursor:pointer}.xp-widget a{color:#fff;font-weight:900;text-decoration:none}.xp-widget .xp-small a{color:#cbd5e1;text-decoration:underline}

/* Phase 12 Quests */
.quest-card .xp-bar.mini,.achievement .xp-bar.mini{height:7px;margin:10px 0}.quest-card{transition:transform .18s ease,border-color .18s ease}.quest-card:hover{transform:translateY(-2px);border-color:rgba(37,99,235,.32)}

/* Phase 13 & 14: streaks and collections */
.calendar-grid{display:grid;grid-template-columns:repeat(7,1fr);gap:8px;margin-top:18px}.calendar-day{border:1px solid var(--soft);border-radius:14px;min-height:52px;padding:8px;background:#fff;font-weight:900;color:var(--muted)}.calendar-day.active{background:linear-gradient(135deg,rgba(20,184,166,.16),rgba(37,99,235,.10));color:var(--ink);border-color:rgba(20,184,166,.36)}.collection-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:16px}.collection-card{border:1px solid var(--soft);border-radius:22px;padding:18px;background:#fff;box-shadow:var(--shadow)}.collection-card.complete{border-color:rgba(20,184,166,.55);background:linear-gradient(135deg,rgba(20,184,166,.10),rgba(37,99,235,.06))}.collection-items{display:grid;gap:7px;margin:12px 0}.collection-item{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--muted)}.collection-item.done{color:var(--ink);font-weight:900}.collection-reward{display:inline-flex;margin-top:8px;color:var(--brand);font-weight:900}.mini-kpis{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:12px;margin:18px 0}.mini-kpi{background:#fff;border:1px solid var(--soft);border-radius:18px;padding:14px}.mini-kpi strong{display:block;font-size:24px}.mini-kpi span{color:var(--muted);font-size:13px;font-weight:800}


/* Phase 15 Leaderboard */
.leaderboard-hero{display:grid;grid-template-columns:1.1fr .9fr;gap:22px;align-items:stretch;margin:22px 0}.rank-card{background:linear-gradient(135deg,rgba(37,99,235,.12),rgba(20,184,166,.12));border:1px solid rgba(37,99,235,.18);border-radius:28px;padding:26px;box-shadow:var(--shadow)}.rank-number{font-size:72px;line-height:1;font-weight:900;letter-spacing:-.08em}.leaderboard-table{width:100%;border-collapse:separate;border-spacing:0 10px}.leaderboard-table th{color:var(--muted);font-size:12px;text-transform:uppercase;letter-spacing:.08em;text-align:left;padding:0 12px}.leaderboard-table td{background:#fff;border-top:1px solid var(--soft);border-bottom:1px solid var(--soft);padding:14px 12px}.leaderboard-table td:first-child{border-left:1px solid var(--soft);border-radius:16px 0 0 16px;font-weight:900}.leaderboard-table td:last-child{border-right:1px solid var(--soft);border-radius:0 16px 16px 0;font-weight:900;color:var(--brand)}.rank-user{display:flex;align-items:center;gap:10px}.avatar{width:34px;height:34px;border-radius:12px;background:linear-gradient(135deg,var(--brand),var(--brand-2));color:#fff;display:grid;place-items:center;font-weight:900}.category-bars{display:grid;gap:12px}.category-bar{background:#fff;border:1px solid var(--soft);border-radius:18px;padding:14px}.bar-meta{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:8px}.leaderboard-note{border:1px dashed #94a3b8;background:rgba(255,255,255,.68);border-radius:18px;padding:14px;color:var(--muted);font-size:14px}.podium{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.podium-card{text-align:center;background:#fff;border:1px solid var(--soft);border-radius:22px;padding:18px;box-shadow:var(--shadow-sm)}.podium-rank{font-size:34px;font-weight:900}.podium-card.me{border-color:rgba(37,99,235,.32);background:linear-gradient(135deg,rgba(37,99,235,.08),rgba(20,184,166,.06))}
@media(max-width:900px){.leaderboard-hero{grid-template-columns:1fr}.podium{grid-template-columns:1fr}.leaderboard-table{font-size:14px}}


/* Phase 16 Profile */
.profile-hero{display:grid;grid-template-columns:120px 1fr;gap:24px;align-items:center;padding:28px;border:1px solid rgba(148,163,184,.2);border-radius:28px;background:linear-gradient(135deg,rgba(59,130,246,.14),rgba(168,85,247,.10));box-shadow:0 20px 60px rgba(15,23,42,.08)}
.profile-avatar{width:108px;height:108px;border-radius:30px;display:grid;place-items:center;font-size:56px;background:rgba(255,255,255,.12);border:1px solid rgba(148,163,184,.28)}
.profile-form{display:grid;gap:14px;max-width:720px}.profile-form label{font-weight:700}.profile-form input,.profile-form select,.profile-form textarea{width:100%;padding:13px 14px;border-radius:14px;border:1px solid rgba(148,163,184,.35);background:rgba(255,255,255,.86);color:#111827}.save-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:18px}.save-card{padding:22px;border-radius:22px;border:1px solid rgba(148,163,184,.22);background:rgba(255,255,255,.75)}.profile-stat-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:14px}.profile-stat{padding:18px;border-radius:18px;background:rgba(15,23,42,.04);border:1px solid rgba(148,163,184,.18)}.profile-stat strong{font-size:1.35rem;display:block}.notice{padding:14px 16px;border-radius:14px;background:rgba(34,197,94,.12);border:1px solid rgba(34,197,94,.25);margin:14px 0}.danger-zone{border-color:rgba(239,68,68,.3);background:rgba(239,68,68,.06)}@media(max-width:720px){.profile-hero{grid-template-columns:1fr;text-align:center}.profile-avatar{margin:auto}}

/* Phase 17: Guilds */
.guild-hero{display:flex;align-items:center;justify-content:space-between;gap:24px;background:linear-gradient(135deg,rgba(99,102,241,.16),rgba(20,184,166,.12));border:1px solid rgba(148,163,184,.22);border-radius:24px;padding:28px;margin:20px 0;box-shadow:0 18px 45px rgba(15,23,42,.10)}
.guild-emblem{font-size:64px;width:110px;height:110px;border-radius:28px;display:flex;align-items:center;justify-content:center;background:rgba(255,255,255,.08);border:1px solid rgba(148,163,184,.24)}
.guild-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(210px,1fr));gap:16px;margin-top:16px}.guild-card{border:1px solid rgba(148,163,184,.22);border-radius:18px;padding:18px;background:rgba(255,255,255,.055)}.guild-card.active{outline:2px solid rgba(99,102,241,.55);background:rgba(99,102,241,.10)}.guild-icon{font-size:34px;margin-bottom:8px}.quest-card.done{opacity:.85;background:rgba(34,197,94,.08)}@media(max-width:700px){.guild-hero{flex-direction:column;text-align:center}.guild-emblem{width:88px;height:88px;font-size:48px}}


/* Phase 19 Stability & UX Fix */
.links{gap:8px}.nav-group{position:relative}.nav-group>button{border:0;background:transparent;color:var(--muted);font:inherit;padding:10px 12px;border-radius:999px;cursor:pointer}.nav-group:hover>button,.nav-group:focus-within>button{background:var(--surface-2);color:var(--ink)}.nav-menu{position:absolute;top:calc(100% + 8px);left:0;min-width:210px;background:rgba(255,255,255,.98);border:1px solid var(--soft);border-radius:18px;box-shadow:var(--shadow);padding:8px;display:none}.nav-group:hover .nav-menu,.nav-group:focus-within .nav-menu{display:grid;gap:2px}.nav-menu a{display:block;border-radius:12px;white-space:nowrap}.search-status{margin:6px 0 0;font-weight:800}.category-hero{align-items:center}.category-hero:after{content:"1400 tools · Global search enabled";display:inline-flex;align-items:center;padding:10px 14px;border-radius:999px;background:rgba(255,255,255,.72);border:1px solid var(--soft);color:var(--muted);font-weight:900;font-size:13px}.category-hero .search{max-width:520px}.card p{min-height:44px}.card .badge{font-size:11px}@media(max-width:1180px){.links{font-size:13px}.links>a,.nav-group>button{padding:8px 9px}}@media(max-width:900px){.links{display:none}.grid{grid-template-columns:repeat(auto-fill,minmax(180px,1fr))}.category-hero:after{display:none}}@media(max-width:560px){.grid{grid-template-columns:1fr}.card p{min-height:auto}}