*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
:root{
  --bg:#05070f;
  --bg-elev:#0c1020;
  --bg-elev-2:#141a30;
  --fg:#f2f4ff;
  --fg-dim:#8a92b2;
  --fg-faint:#4a5070;
  --accent:#4ab8ff;
  --accent-2:#7c5cff;
  --accent-3:#3ee6c4;
  --danger:#ff5d7a;
  --warn:#ffb84a;
  --ring-bg:rgba(255,255,255,.06);
  --card:rgba(255,255,255,.04);
  --card-border:rgba(255,255,255,.07);
  --grad-main: radial-gradient(ellipse 80% 50% at 50% 0%, rgba(124,92,255,.18), transparent 60%),
               radial-gradient(ellipse 60% 40% at 50% 100%, rgba(74,184,255,.10), transparent 60%);
  --safe-top:env(safe-area-inset-top,0);
  --safe-bot:env(safe-area-inset-bottom,0);
}
[data-theme="light"]{
  --bg:#f5f6fb;
  --bg-elev:#ffffff;
  --bg-elev-2:#f0f2f9;
  --fg:#0d1028;
  --fg-dim:#6b7290;
  --fg-faint:#a8afc8;
  --ring-bg:rgba(13,16,40,.08);
  --card:rgba(13,16,40,.03);
  --card-border:rgba(13,16,40,.08);
  --grad-main: radial-gradient(ellipse 80% 50% at 50% 0%, rgba(124,92,255,.10), transparent 60%),
               radial-gradient(ellipse 60% 40% at 50% 100%, rgba(74,184,255,.06), transparent 60%);
}
html,body{background:var(--bg);color:var(--fg);font-family:'Inter',-apple-system,BlinkMacSystemFont,system-ui,sans-serif;-webkit-font-smoothing:antialiased;height:100%;overscroll-behavior:none;transition:background .4s,color .4s}
body{background:var(--grad-main),var(--bg);min-height:100vh}
button{font-family:inherit;background:none;border:none;color:inherit;cursor:pointer}
input,textarea{font-family:inherit}

#app{max-width:480px;margin:0 auto;min-height:100vh;padding-bottom:calc(80px + var(--safe-bot));position:relative}

.view{display:none;padding:calc(12px + var(--safe-top)) 20px 20px;animation:fade .3s ease}
.view.active{display:block}
@keyframes fade{from{opacity:0;transform:translateY(4px)}to{opacity:1;transform:none}}

.top-bar{display:flex;justify-content:space-between;align-items:center;padding:8px 0 16px;position:relative}
.brand{font-size:22px;font-weight:700;letter-spacing:-.02em;flex:1;text-align:center}
.view-timer .brand{position:absolute;left:50%;transform:translateX(-50%)}
.icon-btn{width:40px;height:40px;display:grid;place-items:center;border-radius:12px;color:var(--fg-dim);transition:background .2s,color .2s}
.icon-btn:hover,.icon-btn:active{background:var(--card);color:var(--fg)}
.icon-btn svg{width:22px;height:22px}
.icon-btn-sm{width:32px;height:32px;display:grid;place-items:center;border-radius:8px;color:var(--fg-dim)}
.icon-btn-sm svg{width:18px;height:18px}

/* WEEKLY GOAL MINI */
.weekly-goal-mini{background:var(--card);border:1px solid var(--card-border);border-radius:14px;padding:12px 16px;margin-bottom:8px;display:flex;align-items:center;gap:12px}
.wg-label{font-size:10px;letter-spacing:.18em;color:var(--fg-dim);font-weight:600;flex-shrink:0}
.wg-bar{flex:1;height:6px;background:var(--ring-bg);border-radius:3px;overflow:hidden}
.wg-bar>span{display:block;height:100%;background:linear-gradient(90deg,var(--accent-2),var(--accent-3));border-radius:3px;transition:width .6s ease;width:0}
.wg-text{font-size:12px;font-weight:600;color:var(--fg);min-width:60px;text-align:right}

/* RING */
.timer-wrapper{display:grid;place-items:center;padding:8px 0}
.ring-container{position:relative;width:min(82vw,340px);aspect-ratio:1}
.ring{width:100%;height:100%;transform:rotate(-90deg)}
.ring-bg{fill:none;stroke:var(--ring-bg);stroke-width:10}
.ring-progress{fill:none;stroke:url(#ringGrad);stroke-width:10;stroke-linecap:round;stroke-dasharray:829.38;stroke-dashoffset:829.38;transition:stroke-dashoffset .8s cubic-bezier(.22,1,.36,1)}
#stage-markers circle{fill:var(--bg);stroke:rgba(255,255,255,.25);stroke-width:1.5}
[data-theme="light"] #stage-markers circle{stroke:rgba(13,16,40,.25)}
#stage-markers circle.reached{fill:var(--accent-3);stroke:var(--accent-3)}

.ring-content{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:0 20px}
.status-label{font-size:12px;letter-spacing:.22em;color:var(--fg-dim);text-transform:uppercase;font-weight:600}
.time-display{font-size:clamp(40px,10vw,54px);font-weight:300;letter-spacing:-.03em;font-variant-numeric:tabular-nums;margin:6px 0 2px;background:linear-gradient(180deg,var(--fg) 0%,var(--fg-dim) 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.sub-label{font-size:14px;color:var(--fg-dim);font-weight:500}
.stage-indicator{margin-top:18px;display:inline-flex;align-items:center;gap:8px;padding:7px 14px;background:var(--card);border:1px solid var(--card-border);border-radius:100px;font-size:12px;font-weight:500;color:var(--fg);max-width:100%}
.stage-dot{width:8px;height:8px;border-radius:50%;background:var(--accent-3);box-shadow:0 0 12px var(--accent-3);flex-shrink:0}
.stage-text{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}

/* PLAN */
.plan-selector{display:grid;place-items:center;margin:20px 0 16px}
.plan-btn{display:inline-flex;align-items:center;gap:8px;padding:10px 18px;background:var(--card);border:1px solid var(--card-border);border-radius:100px;font-size:15px;font-weight:600;transition:transform .15s}
.plan-btn:active{transform:scale(.97)}
.plan-btn svg{width:16px;height:16px;color:var(--fg-dim)}

/* TIME BLOCKS */
.times-row{display:flex;justify-content:space-between;gap:16px;padding:0 6px;margin-bottom:32px}
.time-block{flex:1;cursor:pointer;transition:opacity .2s;padding:6px 0}
.time-block:active{opacity:.7}
.time-block.right{text-align:right}
.time-block-label{font-size:11px;letter-spacing:.18em;color:var(--fg-dim);font-weight:600;margin-bottom:6px}
.time-block-value{font-size:17px;font-weight:600;font-variant-numeric:tabular-nums}

/* CTA */
.cta-wrapper{display:grid;place-items:center;padding:0 6px;gap:10px}
.cta-btn{width:100%;max-width:300px;padding:18px;border-radius:100px;font-size:16px;font-weight:700;background:linear-gradient(135deg,var(--accent-2),var(--accent));color:#fff;box-shadow:0 10px 30px rgba(74,184,255,.35),0 0 0 1px rgba(255,255,255,.08) inset;transition:transform .15s}
.cta-btn:active{transform:scale(.97)}
.cta-btn.stop{background:linear-gradient(135deg,#ff5d7a,#ff8a4c);box-shadow:0 10px 30px rgba(255,93,122,.35)}
.cta-btn.compact{padding:14px;margin-top:12px}
.link-btn{padding:10px 14px;color:var(--fg-dim);font-size:13px;font-weight:500}
.link-btn:active{color:var(--accent)}
.cta-links{display:flex;gap:16px;margin-top:4px}
.time-block{position:relative}
.time-block.editable{background:rgba(74,184,255,.08);border:1px solid rgba(74,184,255,.3);border-radius:12px;padding:10px 14px}
.time-block.editable .time-block-label{color:var(--accent);display:flex;align-items:center;gap:6px}
.time-block.editable .time-block-value{color:var(--fg)}
.time-block.editable .time-block-label::before{content:"";display:inline-block;width:14px;height:14px;background:var(--accent);-webkit-mask:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'><path d='M12 20h9'/><path d='M16.5 3.5a2.121 2.121 0 0 1 3 3L7 19l-4 1 1-4L16.5 3.5z'/></svg>") center/contain no-repeat;mask:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'><path d='M12 20h9'/><path d='M16.5 3.5a2.121 2.121 0 0 1 3 3L7 19l-4 1 1-4L16.5 3.5z'/></svg>") center/contain no-repeat}
.time-block.editable.right .time-block-label{justify-content:flex-end}
.time-block.editable::after{content:"Tocá para editar";position:absolute;bottom:-18px;left:14px;font-size:9px;letter-spacing:.15em;color:var(--accent);text-transform:uppercase;opacity:.8;font-weight:600}
.time-block.editable.right::after{left:auto;right:14px}

/* HISTORY */
.stats-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-bottom:24px}
.stat-card{background:var(--card);border:1px solid var(--card-border);border-radius:18px;padding:18px}
.stat-label{font-size:12px;color:var(--fg-dim);font-weight:500;margin-bottom:10px;letter-spacing:.04em}
.stat-value{font-size:30px;font-weight:700;letter-spacing:-.02em;font-variant-numeric:tabular-nums}
.stat-unit{font-size:12px;color:var(--fg-dim);margin-top:2px}

.section-title{font-size:13px;letter-spacing:.18em;text-transform:uppercase;color:var(--fg-dim);font-weight:600;margin:24px 0 12px}

.chart-card{background:var(--card);border:1px solid var(--card-border);border-radius:18px;padding:16px;position:relative;min-height:140px}
.chart-card svg{width:100%;height:140px;display:block}
.chart-empty{position:absolute;inset:0;display:grid;place-items:center;color:var(--fg-dim);font-size:13px;pointer-events:none}
.chart-bar{fill:url(#barGrad)}
.chart-line{fill:none;stroke:url(#lineGrad);stroke-width:2.5;stroke-linecap:round;stroke-linejoin:round}
.chart-area{fill:url(#areaGrad);opacity:.4}
.chart-dot{fill:var(--accent-3)}
.chart-label{fill:var(--fg-dim);font-size:9px;font-family:Inter,sans-serif}
.chart-grid{stroke:var(--ring-bg);stroke-dasharray:2 3}
.chart-goal{stroke:var(--warn);stroke-width:1;stroke-dasharray:3 3;opacity:.5}

.calendar-card{background:var(--card);border:1px solid var(--card-border);border-radius:18px;padding:16px}
.cal-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:12px}
.cal-header>div{font-size:15px;font-weight:700;text-transform:capitalize}
.cal-weekdays{display:grid;grid-template-columns:repeat(7,1fr);gap:4px;margin-bottom:6px}
.cal-weekdays span{text-align:center;font-size:11px;color:var(--fg-dim);font-weight:600}
.cal-grid{display:grid;grid-template-columns:repeat(7,1fr);gap:4px}
.cal-day{aspect-ratio:1;display:grid;place-items:center;font-size:13px;font-weight:500;border-radius:8px;position:relative;color:var(--fg-dim)}
.cal-day.in-month{color:var(--fg)}
.cal-day.today{background:var(--card);border:1px solid var(--accent)}
.cal-day.has-fast{background:linear-gradient(135deg,rgba(124,92,255,.25),rgba(62,230,196,.25));color:var(--fg);font-weight:700}
.cal-day.has-fast.met-goal{background:linear-gradient(135deg,var(--accent-2),var(--accent-3));color:#fff}

.history-list{display:flex;flex-direction:column;gap:10px}
.history-item{background:var(--card);border:1px solid var(--card-border);border-radius:14px;padding:14px 16px;cursor:pointer;transition:background .15s}
.history-item:active{background:var(--bg-elev-2)}
.history-item .row{display:flex;justify-content:space-between;align-items:center;gap:12px}
.history-item .date{font-size:14px;font-weight:600}
.history-item .dur{font-size:13px;color:var(--fg-dim);font-variant-numeric:tabular-nums}
.history-item .bar{height:3px;background:var(--ring-bg);border-radius:2px;margin-top:8px;overflow:hidden}
.history-item .bar>span{display:block;height:100%;background:linear-gradient(90deg,var(--accent-2),var(--accent-3));border-radius:2px}
.history-item .note{margin-top:8px;font-size:12px;color:var(--fg-dim);font-style:italic;border-left:2px solid var(--accent-2);padding-left:8px}
.history-empty{text-align:center;color:var(--fg-dim);padding:40px 0;font-size:14px}

/* LEARN */
.learn-list{display:flex;flex-direction:column;gap:12px}
.learn-card{background:var(--card);border:1px solid var(--card-border);border-radius:18px;padding:18px;position:relative;overflow:hidden}
.learn-card::before{content:"";position:absolute;top:0;left:0;width:4px;height:100%;background:linear-gradient(180deg,var(--accent-2),var(--accent-3))}
.learn-card h3{font-size:16px;font-weight:700;margin-bottom:6px}
.learn-card .hour-range{font-size:11px;letter-spacing:.14em;color:var(--accent);font-weight:600;text-transform:uppercase;margin-bottom:8px}
.learn-card p{font-size:14px;color:var(--fg-dim);line-height:1.55}

/* MORE */
.more-list{display:flex;flex-direction:column;background:var(--card);border:1px solid var(--card-border);border-radius:16px;overflow:hidden}
.more-item{padding:16px 18px;display:flex;justify-content:space-between;align-items:center;cursor:pointer;transition:background .15s;border-bottom:1px solid var(--card-border);font-size:15px}
.more-item:last-child{border-bottom:none}
.more-item:active{background:var(--bg-elev-2)}
.more-item svg{width:16px;height:16px;color:var(--fg-dim)}
.danger{color:var(--danger)}
.version{text-align:center;color:var(--fg-faint);font-size:12px;margin-top:24px}
.copy{text-align:center;color:var(--fg-faint);font-size:8px;letter-spacing:.3em;margin-top:6px;opacity:.5}
.ver-badge{display:inline-block;margin-left:6px;padding:2px 7px;font-size:9px;font-weight:700;letter-spacing:.1em;color:var(--accent-3);background:rgba(62,230,196,.1);border:1px solid rgba(62,230,196,.3);border-radius:100px;vertical-align:middle;position:relative;top:-2px}

/* BOTTOM NAV */
.bottom-nav{position:fixed;bottom:0;left:0;right:0;max-width:480px;margin:0 auto;display:flex;padding:10px 10px calc(10px + var(--safe-bot));background:color-mix(in srgb, var(--bg) 85%, transparent);backdrop-filter:blur(24px);-webkit-backdrop-filter:blur(24px);border-top:1px solid var(--card-border);z-index:50}
.nav-item{flex:1;display:flex;flex-direction:column;align-items:center;gap:4px;padding:8px 4px;color:var(--fg-faint);border-radius:12px;transition:color .2s;font-size:11px;font-weight:500}
.nav-item svg{width:22px;height:22px}
.nav-item.active{color:var(--fg)}
.nav-item.active svg{color:var(--accent)}

/* SHEETS */
.sheet-overlay{position:fixed;inset:0;background:rgba(0,0,0,.55);backdrop-filter:blur(4px);opacity:0;pointer-events:none;transition:opacity .3s;z-index:90}
.sheet-overlay.active{opacity:1;pointer-events:auto}
.sheet{position:fixed;bottom:0;left:0;right:0;max-width:480px;margin:0 auto;background:var(--bg-elev);border-radius:24px 24px 0 0;padding:12px 24px calc(24px + var(--safe-bot));transform:translateY(100%);transition:transform .35s cubic-bezier(.22,1,.36,1);z-index:100;border-top:1px solid var(--card-border);max-height:85vh;overflow-y:auto}
.sheet.active{transform:translateY(0)}
.sheet-handle{width:40px;height:4px;background:var(--fg-faint);border-radius:2px;margin:0 auto 16px}
.sheet-title{font-size:18px;font-weight:700;margin-bottom:16px}
.helper{font-size:12px;color:var(--fg-dim);margin-bottom:12px;line-height:1.5}

.plan-options{display:flex;flex-direction:column;gap:8px}
.plan-opt{display:flex;justify-content:space-between;align-items:center;padding:16px;background:var(--card);border:1px solid var(--card-border);border-radius:14px;cursor:pointer;transition:background .15s}
.plan-opt:hover,.plan-opt:active{background:var(--bg-elev-2)}
.plan-opt.selected{border-color:var(--accent);background:rgba(74,184,255,.08)}
.plan-opt .name{font-weight:600}
.plan-opt .desc{font-size:12px;color:var(--fg-dim);margin-top:2px}
.plan-opt .hours{font-size:18px;font-weight:700;color:var(--accent)}

.field{display:block;margin-bottom:12px}
.field>span{display:block;font-size:12px;color:var(--fg-dim);margin-bottom:6px;letter-spacing:.05em;font-weight:500}
.field input,.field textarea,#import-text{width:100%;padding:14px;background:var(--card);border:1px solid var(--card-border);border-radius:12px;color:var(--fg);font-size:15px;outline:none;transition:border-color .2s;resize:vertical;font-family:inherit}
.field input:focus,.field textarea:focus,#import-text:focus{border-color:var(--accent)}
#import-text{width:100%;font-family:ui-monospace,monospace;font-size:12px}

.mood-row{display:flex;justify-content:space-between;gap:8px;margin-bottom:16px}
.mood-row button{flex:1;padding:14px 0;font-size:28px;background:var(--card);border:1px solid var(--card-border);border-radius:12px;transition:transform .15s}
.mood-row button:active{background:var(--bg-elev-2)}
.mood-row button.selected{background:rgba(74,184,255,.12);border-color:var(--accent);transform:scale(1.05)}

.two-col{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.two-col .field{margin-bottom:12px}
.link-btn.danger{color:var(--danger)}
.mini-list{margin-top:16px;display:flex;flex-direction:column;gap:6px;max-height:200px;overflow-y:auto}
.mini-list>div{display:flex;justify-content:space-between;padding:10px 12px;background:var(--card);border-radius:10px;font-size:13px}
.mini-list>div .d{color:var(--fg-dim)}

/* TOAST */
.toast{position:fixed;bottom:100px;left:50%;transform:translateX(-50%) translateY(20px);background:var(--bg-elev-2);border:1px solid var(--card-border);padding:12px 20px;border-radius:100px;font-size:14px;font-weight:500;opacity:0;pointer-events:none;transition:all .3s;z-index:200;white-space:nowrap}
.toast.show{opacity:1;transform:translateX(-50%) translateY(0)}