:root{--blue: #607AEF;--green: #668F80;--orange: #F79256;--paper: #F4FFF8;--ink: #0F172A;--bg: var(--paper);--card: #FFFFFF;--muted: #475569;--line: rgba(15, 23, 42, .1);--soft: #EAF1EE;--success: #0E8A63;--danger: #C2410C;--error: #B91C1C;--font-heading: "TeX Gyre Adventor", "TeXGyreAdventor", "Arial", sans-serif;--font-body: "Now", system-ui, -apple-system, sans-serif;--radius: 12px;--radius-lg: 20px;--shadow: 0 8px 32px rgba(15, 23, 42, .14), 0 2px 8px rgba(15, 23, 42, .08)}*{box-sizing:border-box;margin:0}html{-webkit-text-size-adjust:100%}body{background:var(--bg);color:var(--ink);font-family:var(--font-body);font-size:16px;line-height:1.6;-webkit-font-smoothing:antialiased}a{color:var(--blue)}button{font:inherit;cursor:pointer}input,textarea{font:inherit;color:inherit}.page{min-height:100vh;display:flex;flex-direction:column}.center{align-items:center;justify-content:center;padding:16px}.muted{color:var(--muted)}.small{font-size:.85rem}.error-text{color:var(--error);margin-top:8px}.tip-main{flex:1;width:100%;max-width:680px;margin:0 auto;padding:40px 16px 32px}.brand-head{text-align:center;margin-bottom:32px}.brand-logo{display:block;margin:0 auto 16px;height:48px;width:auto;max-width:80%}.eyebrow{color:var(--green);text-transform:uppercase;letter-spacing:.18em;font-size:.78rem;font-weight:600;margin-bottom:6px}.page-title{font-family:var(--font-heading);font-weight:700;font-size:clamp(1.6rem,5vw,2.25rem);line-height:1.15}.small-title{font-size:1.5rem;margin-bottom:8px}.calendar{background:var(--paper);border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow)}.cal-rings{background:var(--blue);height:32px;display:flex;align-items:center;justify-content:space-between;padding:0 24px}.ring{width:16px;height:16px;border-radius:50%;background:#fff6}.dots{display:flex;gap:10px;align-items:center}.dot{width:9px;height:9px;border-radius:50%;border:0;padding:0;background:#fff6;transition:transform .15s}.dot:hover{transform:scale(1.3)}.dot-today{width:12px;height:12px;background:#ffffffbf}.dot-active{background:#fff;box-shadow:0 0 0 2px #ffffff73}.cal-date{background:var(--blue);color:#fff;display:flex;justify-content:space-between;align-items:flex-end;padding:8px 28px 12px}.cal-dayname{display:block;text-transform:uppercase;letter-spacing:.16em;font-size:.8rem;opacity:.8}.cal-daynum{display:block;font-family:var(--font-heading);font-weight:700;font-size:clamp(3rem,12vw,4.5rem);line-height:1}.cal-month{display:flex;flex-direction:column;align-items:flex-end;text-transform:uppercase;letter-spacing:.1em;font-weight:600}.cal-year{font-weight:400;opacity:.7;font-size:.85rem}.cal-tear{display:block;width:100%;height:24px;background:var(--blue)}.cal-body{padding:20px 28px 28px}.tip-title{font-family:var(--font-heading);font-size:clamp(1.3rem,4vw,1.7rem);line-height:1.2;margin:14px 0 12px}.tip-text{font-size:clamp(1.02rem,2.6vw,1.2rem);line-height:1.7;white-space:pre-wrap}.cal-sign{display:flex;align-items:center;gap:12px;margin-top:28px;font-size:.8rem}.cal-sign span{flex:1;height:2px;border-radius:2px;background:var(--line)}.cal-sign a{color:var(--muted);text-decoration:none}.empty{padding:48px 28px;text-align:center}.empty h2{font-family:var(--font-heading);font-size:1.3rem;margin-bottom:8px}.skeleton-card{height:380px;background:linear-gradient(90deg,#eef4f1 25%,#f8fbf9,#eef4f1 75%);background-size:200% 100%;animation:shimmer 1.4s infinite}@keyframes shimmer{0%{background-position:200% 0}to{background-position:-200% 0}}.pill{display:inline-block;border-radius:999px;padding:4px 12px;font-size:.78rem;font-weight:600;letter-spacing:.02em;line-height:1.4}.pill-sm{padding:2px 10px;font-size:.72rem}.pill-soft{background:#607aef1f;color:var(--blue)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;min-height:44px;padding:10px 18px;border-radius:10px;border:1px solid transparent;font-weight:600;font-size:.92rem;text-decoration:none;transition:opacity .15s,transform .15s}.btn:hover{opacity:.88}.btn:active{transform:scale(.98)}.btn:disabled{opacity:.55;cursor:not-allowed}.btn-sm{min-height:36px;padding:6px 12px;font-size:.82rem}.btn-block{width:100%}.btn-primary{background:var(--blue);color:#fff}.btn-outline{background:transparent;border-color:var(--line);color:var(--ink)}.btn-ghost{background:transparent;color:var(--ink);border-color:var(--line)}.btn-success{background:var(--success);color:#fff}.btn-danger{background:transparent;color:var(--danger);border-color:#c2410c59}.btn-whatsapp{background:#1faf55;color:#fff}.share{display:flex;flex-direction:column;align-items:center;gap:12px;margin-top:24px}.share-row{display:flex;align-items:center;justify-content:center;gap:8px;flex-wrap:wrap}.signup{margin:40px auto 0;max-width:460px;background:var(--soft);border:1px solid var(--line);border-radius:var(--radius);padding:20px;text-align:center}.signup-title{font-weight:600;margin-bottom:12px}.signup-form{display:flex;gap:8px}.signup-form input{flex:1;min-width:0}.signup-done{color:var(--success);font-weight:600}input,textarea{font-weight:400;width:100%;border:1px solid var(--line);background:#fff;border-radius:10px;padding:10px 12px;min-height:44px;outline:none}input:focus,textarea:focus{border-color:var(--blue);box-shadow:0 0 0 3px #607aef2e}textarea{resize:vertical;line-height:1.55}.cta{text-align:center;margin:32px auto 0;max-width:460px;padding:10px 16px;border-radius:var(--radius);background:#607aef14;border:1px solid rgba(96,122,239,.22)}.cta a{font-weight:600}.site-footer{border-top:1px solid var(--line);text-align:center;padding:20px 16px;font-size:.78rem;color:var(--muted)}.notice{border-radius:var(--radius);padding:12px 16px;margin:16px 0;font-size:.92rem}.notice-error{background:#b91c1c12;border:1px solid rgba(185,28,28,.2);color:var(--error)}.notice-success{background:#0e8a6314;border:1px solid rgba(14,138,99,.22);color:var(--success)}.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:24px;box-shadow:0 1px 3px #0f172a0f}.login{width:100%;max-width:380px;display:flex;flex-direction:column;gap:14px;text-align:center}.login label,.edit label,.field{display:flex;flex-direction:column;gap:6px;text-align:left;font-size:.88rem;font-weight:600}.admin-bar{display:flex;justify-content:space-between;align-items:center;padding:12px 16px;border-bottom:1px solid var(--line);background:#fff;position:sticky;top:0;z-index:10}.admin-logo{height:28px;width:auto}.admin-bar-right{display:flex;align-items:center;gap:14px}.admin-main{width:100%;max-width:820px;margin:0 auto;padding:28px 16px 64px}.admin-main>.card{margin-top:20px;display:flex;flex-direction:column;gap:16px;align-items:flex-start}.admin-main>.card .field{width:100%}.section-title{font-family:var(--font-heading);font-size:1.2rem}.field-label{font-weight:600}.segmented{display:inline-flex;gap:6px;flex-wrap:wrap}.segmented button{min-height:40px;padding:6px 14px;border-radius:10px;border:1px solid var(--line);background:#fff;font-weight:600;font-size:.88rem}.segmented button.active{background:var(--blue);color:#fff;border-color:var(--blue)}.list-head{display:flex;justify-content:space-between;align-items:center;gap:12px;margin:36px 0 14px;flex-wrap:wrap}.stack{display:flex;flex-direction:column;gap:14px}.tip-card{border-left:4px solid #F59E0B;display:flex;flex-direction:column;gap:14px}.tip-card.status-approved{border-left-color:var(--success)}.tip-card-head{display:flex;flex-wrap:wrap;align-items:center;gap:8px}.tip-card-head .status{margin-left:auto;font-size:.75rem;font-weight:600}.status-pending.status{color:#b45309}.status-approved.status{color:var(--success)}.tip-card-body h3{font-family:var(--font-heading);font-size:1.1rem;margin-bottom:6px}.tip-card-body p{white-space:pre-wrap}.topic{margin-top:8px;font-style:italic}.edit{display:flex;flex-direction:column;gap:12px}.actions{display:flex;flex-wrap:wrap;gap:8px}.past-toggle{margin:28px 0 14px}@media (max-width: 480px){.cal-date,.cal-body{padding-left:20px;padding-right:20px}.cal-rings{padding:0 16px}.dots{gap:8px}.card{padding:18px}.signup-form{flex-direction:column}.tip-card-head .status{margin-left:0}}