:root{color:#172033;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;background:#f4f7fb}*{box-sizing:border-box}body{margin:0;min-height:100vh}button,input{font:inherit}button{cursor:pointer}.splash-shell{align-items:center;background:radial-gradient(circle at top left,rgba(77,118,255,.34),transparent 35%),linear-gradient(135deg,#10182b,#263b73);display:grid;gap:2rem;grid-template-columns:minmax(0,1.1fr) minmax(320px,.9fr);min-height:100vh;padding:4rem clamp(1rem,5vw,6rem)}.hero-panel{color:#fff;max-width:760px}.brand-mark,.sidebar-brand{align-items:center;display:inline-flex;font-weight:800;gap:.65rem;letter-spacing:-.02em}.hero-panel h1{font-size:clamp(2.5rem,6vw,5.5rem);line-height:.95;margin:2rem 0 1.25rem}.hero-panel p{color:#d9e4ff;font-size:1.15rem;line-height:1.75}.hero-stats{display:flex;flex-wrap:wrap;gap:1rem;margin-top:2rem}.hero-stats span{background:#ffffff1f;border:1px solid rgba(255,255,255,.18);border-radius:999px;padding:.75rem 1rem}.auth-card,.content-card,.placeholder-grid article{background:#fffffff0;border:1px solid rgba(255,255,255,.72);border-radius:28px;box-shadow:0 24px 80px #0a132b38}.auth-card{padding:1.5rem}.mongo-guide{background:#fff;border:1px solid rgba(219,228,246,.9);border-radius:28px;box-shadow:0 24px 80px #0a132b29;grid-column:1 / -1;margin:1rem auto 0;max-width:980px;padding:clamp(1.25rem,3vw,2rem);width:100%}.mongo-guide h2{color:#1c1d22;font-size:clamp(1.8rem,4vw,3rem);letter-spacing:-.04em;line-height:1.1;margin:0 0 1.75rem;text-align:center}.mongo-steps-card{border:1px solid #e5e7eb;border-radius:24px;display:grid;gap:1.5rem;padding:clamp(1rem,2vw,1.8rem)}.mongo-step{display:grid;gap:1rem}.step-copy{align-items:flex-start;color:#1d1d22;display:flex;gap:.75rem}.step-copy p{font-size:clamp(1rem,1.9vw,1.18rem);line-height:1.45;margin:0}.step-number{align-items:center;background:#f2f3f5;border-radius:50%;color:#1d1d22;display:inline-flex;flex:0 0 auto;font-size:.9rem;font-weight:800;height:1.65rem;justify-content:center;margin-top:.1rem;width:1.65rem}.code-snippet{align-items:center;border:1px solid #e5e7eb;border-radius:20px;display:flex;gap:1rem;justify-content:space-between;padding:1.25rem}.code-snippet code{color:#16171c;font-family:SFMono-Regular,Consolas,Liberation Mono,monospace;font-size:clamp(.9rem,1.7vw,1.08rem);font-weight:800;overflow-wrap:anywhere}.snippet-actions{display:flex;flex:0 0 auto;gap:.85rem}.secondary-action,.copy-action{align-items:center;border-radius:12px;display:inline-flex;font-weight:800;gap:.5rem;justify-content:center;min-width:108px;padding:.75rem 1rem}.secondary-action{background:#fff;border:1px solid #e5e7eb;color:#17181c}.copy-action{background:#17181c;border:1px solid #17181c;color:#fff}.auth-tabs{background:#edf2ff;border-radius:999px;display:grid;gap:.4rem;grid-template-columns:1fr 1fr;padding:.35rem}.auth-tabs button,.sidebar nav button,.logout-button,.mobile-menu{border:0}.auth-tabs button{background:transparent;border-radius:999px;color:#596172;padding:.85rem 1rem}.auth-tabs button.active{background:#fff;color:#17306f;font-weight:800;box-shadow:0 10px 25px #263b731f}.stacked-form{display:grid;gap:1rem;margin-top:1.25rem}.form-grid{display:grid;gap:1rem;grid-template-columns:repeat(2,minmax(0,1fr))}label{color:#3d4658;display:grid;font-size:.9rem;font-weight:700;gap:.45rem}input{background:#f8faff;border:1px solid #dbe4f6;border-radius:14px;color:#172033;outline:none;padding:.85rem 1rem}input:focus{border-color:#4d76ff;box-shadow:0 0 0 4px #4d76ff1f}.primary-action{background:linear-gradient(135deg,#4d76ff,#1f3b88);border:0;border-radius:16px;color:#fff;font-weight:800;padding:1rem 1.25rem}.primary-action:disabled{cursor:not-allowed;opacity:.68}.error-message{background:#fff1f1;border:1px solid #ffc5c5;border-radius:14px;color:#9a1b1b;padding:.85rem 1rem}.dashboard-shell{display:grid;grid-template-columns:280px 1fr;min-height:100vh}.sidebar{background:#10182b;color:#fff;padding:1.5rem}.sidebar-brand{margin-bottom:2rem}.sidebar nav{display:grid;gap:.5rem}.sidebar nav button{align-items:center;background:transparent;border-radius:16px;color:#c8d4f4;display:flex;gap:.75rem;padding:.9rem 1rem;text-align:left}.sidebar nav button.active,.sidebar nav button:hover{background:#ffffff1f;color:#fff}.dashboard-main{padding:2rem}.dashboard-header{align-items:center;display:flex;gap:1rem;justify-content:space-between;margin-bottom:1.5rem}.dashboard-header p,.dashboard-header h2{margin:0}.dashboard-header p,.eyebrow{color:#62708a;font-weight:800;letter-spacing:.08em;text-transform:uppercase}.dashboard-header h2{font-size:clamp(1.5rem,3vw,2.2rem)}.logout-button,.mobile-menu{align-items:center;background:#fff;border-radius:14px;color:#24324d;display:inline-flex;gap:.5rem;padding:.85rem 1rem}.mobile-menu{display:none}.content-card{box-shadow:0 16px 50px #1b2a4f1a;margin-bottom:1.5rem;padding:2rem}.content-card h1{font-size:clamp(2rem,4vw,3.5rem);margin:.2rem 0 .75rem}.rename-control{margin-top:1.5rem;max-width:420px}.placeholder-grid{display:grid;gap:1rem;grid-template-columns:repeat(3,minmax(0,1fr))}.placeholder-grid article{box-shadow:none;padding:1.5rem}.placeholder-grid h3{margin-top:0}@media(max-width:980px){.splash-shell,.dashboard-shell,.placeholder-grid{grid-template-columns:1fr}.sidebar{bottom:0;left:0;max-width:320px;position:fixed;top:0;transform:translate(-100%);transition:transform .18s ease;width:80vw;z-index:10}.sidebar.open{transform:translate(0)}.mobile-menu{display:inline-flex}}@media(max-width:640px){.splash-shell,.dashboard-main{padding:1rem}.code-snippet,.snippet-actions{align-items:stretch;flex-direction:column}.form-grid{grid-template-columns:1fr}.dashboard-header{align-items:flex-start;flex-wrap:wrap}}