/* ====== Brew · Premium copper-warmth palette ====== */
:root{
  --bg: #120a06;
  --bg-2: #1a0f0a;
  --bg-3: #221610;
  --surface: rgba(40,24,16,.62);
  --surface-2: rgba(56,34,22,.55);
  --border: rgba(232,185,109,.14);
  --border-2: rgba(232,185,109,.22);
  --text: #f5e6d8;
  --text-2: #c9b8a5;
  --text-3: #8a7a6a;
  --copper: #d97f4a;
  --copper-2: #b87333;
  --copper-3: #8b5224;
  --gold: #e8b96d;
  --gold-2: #c89855;
  --sienna: #a0522d;
  --oat: #ede0d4;
  --warm-charcoal: #2a1a10;
  --espresso: #3a2418;
  --shadow: 0 30px 60px -20px rgba(0,0,0,.55), 0 12px 32px -16px rgba(0,0,0,.5);
  --glow: 0 0 0 1px rgba(232,185,109,.16), 0 18px 48px -16px rgba(217,127,74,.4);
  --r: 18px;
  --r-sm: 12px;
  --r-lg: 28px;
  --spring: cubic-bezier(.34,1.56,.64,1);
  --ease: cubic-bezier(.4,.0,.2,1);
}

*,*::before,*::after{box-sizing:border-box}
html,body{margin:0;padding:0}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;color-scheme:dark}
body{
  font-family:'Heebo','SF Pro Text',system-ui,-apple-system,sans-serif;
  background:
    radial-gradient(900px 600px at 88% -10%, rgba(217,127,74,.18), transparent 60%),
    radial-gradient(700px 540px at -10% 30%, rgba(160,82,45,.16), transparent 65%),
    radial-gradient(1100px 740px at 50% 110%, rgba(232,185,109,.06), transparent 70%),
    linear-gradient(180deg, var(--bg) 0%, var(--bg-2) 50%, #0c0604 100%);
  color:var(--text);
  min-height:100vh;
  font-weight:400;
  letter-spacing:.005em;
  line-height:1.55;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}

/* ====== Ambient atmosphere ====== */
.ambient{position:fixed;inset:0;pointer-events:none;z-index:0}
.orb{position:absolute;border-radius:50%;filter:blur(80px);opacity:.32;animation:float 22s ease-in-out infinite}
.orb-a{width:520px;height:520px;background:radial-gradient(circle,#d97f4a,transparent 70%);top:-160px;right:-100px;animation-delay:-2s}
.orb-b{width:440px;height:440px;background:radial-gradient(circle,#a0522d,transparent 70%);bottom:-160px;left:-80px;animation-delay:-9s;opacity:.28}
.orb-c{width:280px;height:280px;background:radial-gradient(circle,#e8b96d,transparent 70%);top:50%;left:55%;opacity:.16;animation-delay:-15s}
@keyframes float{0%,100%{transform:translate(0,0) scale(1)}50%{transform:translate(30px,-40px) scale(1.06)}}
.grain{position:absolute;inset:0;opacity:.045;mix-blend-mode:overlay;background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='240' height='240'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='2' stitchTiles='stitch'/><feColorMatrix values='0 0 0 0 1  0 0 0 0 1  0 0 0 0 1  0 0 0 .5 0'/></filter><rect width='100%25' height='100%25' filter='url(%23n)'/></svg>")}

/* ====== TopBar ====== */
.topbar{
  position:sticky;top:0;z-index:30;
  display:flex;align-items:center;justify-content:space-between;
  padding:14px 18px;
  background:rgba(18,10,6,.72);
  backdrop-filter:saturate(150%) blur(18px);
  -webkit-backdrop-filter:saturate(150%) blur(18px);
  border-bottom:1px solid var(--border);
}
.brand{display:flex;align-items:center;gap:12px}
.brand-mark{width:42px;height:42px;object-fit:contain;filter:drop-shadow(0 6px 18px rgba(217,127,74,.45))}
.brand-text{display:flex;flex-direction:column;line-height:1}
.brand-name{font-family:'Frank Ruhl Libre',serif;font-weight:900;font-size:20px;color:var(--oat);letter-spacing:.01em}
.brand-sub{font-family:'Instrument Serif',serif;font-style:italic;font-size:12px;color:var(--copper);margin-top:3px}
.topbar-actions{display:flex;gap:6px}
.ico-btn{
  width:40px;height:40px;border-radius:50%;
  background:rgba(232,185,109,.06);
  border:1px solid var(--border);
  color:var(--text-2);
  display:grid;place-items:center;cursor:pointer;
  transition:all .25s var(--spring);
}
.ico-btn:hover{transform:translateY(-2px);background:rgba(232,185,109,.13);color:var(--gold);border-color:var(--border-2)}
.ico-btn:active{transform:scale(.94)}

/* ====== Hero ====== */
.hero{
  position:relative;
  min-height:calc(100vh - 70px);
  padding:48px 22px 64px;
  display:flex;flex-direction:column;justify-content:center;
  overflow:hidden;
  isolation:isolate;
}
.hero-bg{
  position:absolute;inset:0;background-size:cover;background-position:center 30%;
  filter:brightness(.6) saturate(1.15);
  z-index:-2;
  animation:heroZoom 20s ease-in-out infinite alternate;
}
@keyframes heroZoom{0%{transform:scale(1)}100%{transform:scale(1.06)}}
.hero-shade{
  position:absolute;inset:0;z-index:-1;
  background:
    linear-gradient(105deg, rgba(18,10,6,.92) 0%, rgba(18,10,6,.72) 35%, rgba(18,10,6,.18) 65%, rgba(18,10,6,.45) 100%),
    linear-gradient(180deg, transparent 0%, transparent 50%, rgba(12,6,4,.95) 100%);
}
.hero-inner{max-width:780px;position:relative;z-index:1}
.hero-eyebrow{display:flex;align-items:center;gap:14px;margin:0 0 18px;color:var(--gold);font-family:'IBM Plex Mono',monospace;font-size:11px;letter-spacing:.4em;text-transform:uppercase}
.eyebrow-line{display:block;width:48px;height:1px;background:linear-gradient(90deg,transparent,var(--gold))}
.hero-title{margin:0 0 22px;font-family:'Frank Ruhl Libre',serif;font-weight:500;line-height:1.04;letter-spacing:-.015em;color:var(--oat)}
.hero-l1{display:block;font-size:clamp(40px,9vw,76px);font-weight:500}
.hero-l2{display:block;font-size:clamp(56px,12vw,108px);font-weight:900;font-style:italic;color:var(--copper);letter-spacing:-.025em;text-shadow:0 8px 30px rgba(217,127,74,.35)}
.hero-l3{display:block;font-size:clamp(28px,6vw,48px);font-weight:500;color:var(--text-2);font-family:'Instrument Serif',serif;font-style:italic;margin-top:2px}
.hero-l3 strong{font-style:normal;font-family:'Frank Ruhl Libre',serif;font-weight:900;color:var(--gold)}
.hero-sub{margin:0 0 30px;font-size:clamp(14px,2.4vw,17px);color:var(--text-2);max-width:580px;line-height:1.65}
.hero-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin-bottom:32px;max-width:580px}
.hs{
  background:var(--surface);
  border:1px solid var(--border);
  border-radius:var(--r-sm);
  padding:14px 10px;text-align:center;
  backdrop-filter:blur(12px);
  transition:all .3s var(--spring);
}
.hs:hover{transform:translateY(-3px);border-color:var(--border-2);box-shadow:0 10px 30px -10px rgba(217,127,74,.3)}
.hs-num{display:block;font-family:'IBM Plex Mono',monospace;font-weight:700;font-size:22px;color:var(--gold);letter-spacing:-.02em}
.hs-lbl{display:block;font-size:10px;color:var(--text-3);margin-top:5px;letter-spacing:.05em}
.hero-cta{display:flex;gap:12px;flex-wrap:wrap}

/* ====== Buttons ====== */
.btn{
  display:inline-flex;align-items:center;gap:8px;
  padding:13px 22px;
  border-radius:var(--r-sm);
  font-family:inherit;font-weight:500;font-size:14px;
  cursor:pointer;
  border:1px solid transparent;
  transition:all .25s var(--spring);
  white-space:nowrap;
}
.btn:active{transform:scale(.97)}
.btn-primary{
  background:linear-gradient(135deg,var(--copper),var(--copper-2));
  color:#1a0f0a;font-weight:700;
  box-shadow:0 10px 30px -8px rgba(217,127,74,.55), inset 0 1px 0 rgba(255,255,255,.2);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 40px -10px rgba(217,127,74,.7), inset 0 1px 0 rgba(255,255,255,.25)}
.btn-ghost{
  background:rgba(232,185,109,.05);
  color:var(--text);
  border:1px solid var(--border-2);
}
.btn-ghost:hover{background:rgba(232,185,109,.12);border-color:var(--gold-2);color:var(--gold)}
.btn-sm{padding:9px 16px;font-size:13px}
.btn-block{width:100%;justify-content:center}
.btn-danger{color:#e88476;border-color:rgba(232,132,118,.25)}
.btn-danger:hover{background:rgba(232,132,118,.1);color:#f5a294;border-color:rgba(232,132,118,.4)}
.btn:disabled{opacity:.4;pointer-events:none}

/* ====== Tabs ====== */
.tabs{
  position:sticky;top:70px;z-index:25;
  display:flex;gap:4px;
  overflow-x:auto;
  padding:14px 18px;
  background:rgba(18,10,6,.7);
  backdrop-filter:blur(18px);
  border-bottom:1px solid var(--border);
  scrollbar-width:none;
}
.tabs::-webkit-scrollbar{display:none}
.tab{
  display:inline-flex;align-items:center;gap:6px;
  padding:9px 16px;
  border-radius:99px;
  background:transparent;
  color:var(--text-3);
  font-family:inherit;font-size:13px;font-weight:500;
  border:1px solid transparent;
  cursor:pointer;
  transition:all .25s var(--spring);
  white-space:nowrap;
}
.tab:hover{color:var(--text-2);background:rgba(232,185,109,.05)}
.tab.is-active{
  background:linear-gradient(135deg,rgba(217,127,74,.2),rgba(184,115,51,.12));
  color:var(--gold);
  border-color:var(--border-2);
  box-shadow:0 6px 18px -6px rgba(217,127,74,.4);
}

/* ====== Main ====== */
main{padding:24px 18px 100px;max-width:1200px;margin:0 auto;position:relative;z-index:1}
.view{display:none;animation:viewIn .5s var(--spring)}
.view.is-active{display:block}
@keyframes viewIn{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}

.view-h{margin:0 0 22px;display:flex;flex-wrap:wrap;align-items:baseline;gap:12px}
.view-h h2{font-family:'Frank Ruhl Libre',serif;font-weight:700;font-size:clamp(24px,4vw,32px);margin:0;color:var(--oat);letter-spacing:-.01em}
.view-h p{margin:0;color:var(--text-3);font-size:14px;flex:1;min-width:200px}
.view-h .filter-row{display:flex;gap:8px;width:100%;margin-top:10px}

.grid{display:grid;gap:14px;margin-bottom:14px}
.g-2{grid-template-columns:repeat(auto-fit,minmax(280px,1fr))}
.g-3{grid-template-columns:repeat(auto-fit,minmax(180px,1fr))}

/* ====== Cards ====== */
.card{
  background:var(--surface);
  border:1px solid var(--border);
  border-radius:var(--r);
  padding:20px;
  backdrop-filter:saturate(140%) blur(14px);
  -webkit-backdrop-filter:saturate(140%) blur(14px);
  position:relative;
  overflow:hidden;
  transition:all .3s var(--spring);
}
.card:hover{border-color:var(--border-2)}
.card-glow::before{
  content:"";position:absolute;inset:0;border-radius:inherit;pointer-events:none;
  background:radial-gradient(600px circle at 50% -10%,rgba(217,127,74,.18),transparent 60%);
}
.card-h{display:flex;align-items:baseline;justify-content:space-between;gap:12px;margin-bottom:14px}
.card-h h2,.card-h h3{margin:0;font-family:'Frank Ruhl Libre',serif;font-weight:700;font-size:18px;color:var(--oat)}
.kicker{font-family:'IBM Plex Mono',monospace;font-size:11px;color:var(--copper);text-transform:uppercase;letter-spacing:.1em}

/* Empty state */
.empty{text-align:center;padding:30px 14px}
.empty-art{width:120px;height:120px;object-fit:contain;opacity:.85;margin:0 auto 12px;display:block}
.empty p{color:var(--text-3);font-size:14px;margin:0}

/* Last brew display */
.last-brew{display:flex;align-items:center;gap:14px}
.lb-icon{width:64px;height:64px;border-radius:14px;background:linear-gradient(135deg,rgba(217,127,74,.2),rgba(184,115,51,.1));display:grid;place-items:center;font-size:28px;color:var(--copper);flex-shrink:0;border:1px solid var(--border-2)}
.lb-meta{flex:1;min-width:0}
.lb-name{font-family:'Frank Ruhl Libre',serif;font-weight:700;font-size:18px;color:var(--oat);margin:0 0 2px}
.lb-line{display:flex;gap:10px;flex-wrap:wrap;font-size:12px;color:var(--text-3);font-family:'IBM Plex Mono',monospace}
.lb-rating{margin-top:6px;color:var(--gold);font-size:14px;letter-spacing:1px}

/* Calculator */
.calc-body{display:flex;flex-direction:column;gap:16px}
.calc-method,.calc-cups{display:flex;flex-direction:column;gap:6px}
.calc-method label,.calc-cups label{font-size:12px;color:var(--text-3);text-transform:uppercase;letter-spacing:.06em;font-family:'IBM Plex Mono',monospace}
.range-ticks{display:flex;justify-content:space-between;font-family:'IBM Plex Mono',monospace;font-size:10px;color:var(--text-3);padding:0 4px;margin-top:-2px}
.calc-readout{
  display:grid;grid-template-columns:1fr auto 1fr auto 1fr;align-items:center;gap:6px;
  background:rgba(232,185,109,.04);
  border:1px solid var(--border);
  border-radius:14px;
  padding:18px 12px;
}
.readout-item{text-align:center}
.readout-num{font-family:'IBM Plex Mono',monospace;font-weight:700;font-size:24px;color:var(--gold);letter-spacing:-.02em;line-height:1.1}
.readout-lbl{font-size:10px;color:var(--text-3);margin-top:4px;letter-spacing:.06em;text-transform:uppercase}
.readout-divider{width:1px;height:30px;background:var(--border-2)}
.calc-extras{display:flex;flex-wrap:wrap;gap:6px}
.chip{
  display:inline-flex;align-items:center;gap:4px;
  padding:5px 10px;border-radius:99px;
  background:rgba(217,127,74,.08);
  border:1px solid var(--border);
  color:var(--text-2);
  font-family:'IBM Plex Mono',monospace;
  font-size:11px;
  letter-spacing:.04em;
}

/* Tip card */
.tip-card{display:flex;align-items:flex-start;gap:14px;background:linear-gradient(135deg,rgba(232,185,109,.06),rgba(217,127,74,.04))}
.tip-icon{
  width:44px;height:44px;border-radius:12px;
  background:linear-gradient(135deg,var(--gold),var(--copper));
  color:#1a0f0a;
  display:grid;place-items:center;flex-shrink:0;
}
.tip-text{flex:1;font-size:14px;color:var(--text-2);line-height:1.6}
.tip-text strong{color:var(--gold);font-weight:700}

/* Forms */
.select,input[type=text],input[type=date],input[type=number],textarea{
  width:100%;
  background:rgba(0,0,0,.25);
  color:var(--text);
  border:1px solid var(--border-2);
  border-radius:10px;
  padding:11px 14px;
  font-family:inherit;font-size:14px;
  outline:none;
  transition:all .2s var(--ease);
}
.select{appearance:none;background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'><path fill='%23e8b96d' d='M6 8L0 0h12z'/></svg>");background-repeat:no-repeat;background-position:left 14px center;padding-left:38px}
[dir=rtl] .select{background-position:left 14px center}
.select-sm{padding:7px 12px;padding-left:30px;font-size:13px;background-position:left 10px center}
.select:focus,input:focus,textarea:focus{border-color:var(--copper);box-shadow:0 0 0 3px rgba(217,127,74,.18)}
textarea{resize:vertical;min-height:80px;font-family:inherit}
.range{
  -webkit-appearance:none;appearance:none;
  width:100%;height:6px;
  background:linear-gradient(90deg,var(--copper),var(--copper-2));
  border-radius:99px;
  outline:none;
  margin:8px 0;
}
.range::-webkit-slider-thumb{
  -webkit-appearance:none;width:24px;height:24px;border-radius:50%;
  background:var(--oat);
  border:3px solid var(--copper);
  cursor:pointer;
  box-shadow:0 4px 12px rgba(0,0,0,.4);
  transition:transform .2s var(--spring);
}
.range::-webkit-slider-thumb:active{transform:scale(1.2)}
.range::-moz-range-thumb{width:22px;height:22px;border-radius:50%;background:var(--oat);border:3px solid var(--copper);cursor:pointer}

/* ====== Methods grid ====== */
.methods-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:14px}
.method-card{
  position:relative;
  background:var(--surface);
  border:1px solid var(--border);
  border-radius:var(--r);
  padding:22px 18px;
  cursor:pointer;
  transition:all .3s var(--spring);
  overflow:hidden;
}
.method-card::before{
  content:"";position:absolute;inset:0;border-radius:inherit;
  background:radial-gradient(360px circle at var(--mx,50%) var(--my,0%),rgba(217,127,74,.18),transparent 60%);
  opacity:0;transition:opacity .3s;pointer-events:none;
}
.method-card:hover{transform:translateY(-4px);border-color:var(--border-2);box-shadow:0 16px 40px -16px rgba(217,127,74,.4)}
.method-card:hover::before{opacity:1}
.method-icon{
  width:64px;height:64px;border-radius:14px;
  background:linear-gradient(135deg,var(--bg-3),var(--warm-charcoal));
  display:grid;place-items:center;
  margin-bottom:14px;
  border:1px solid var(--border-2);
  color:var(--copper);
}
.method-name{font-family:'Frank Ruhl Libre',serif;font-weight:700;font-size:20px;color:var(--oat);margin:0 0 4px}
.method-tag{font-family:'Instrument Serif',serif;font-style:italic;color:var(--copper);font-size:13px;margin:0 0 12px}
.method-meta{display:flex;flex-wrap:wrap;gap:6px}
.method-meta .chip{font-size:10px;padding:3px 8px}

/* ====== Beans grid ====== */
.beans-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:14px}
.bean-card{
  background:var(--surface);
  border:1px solid var(--border);
  border-radius:var(--r);
  padding:18px;
  display:flex;flex-direction:column;gap:10px;
  transition:all .3s var(--spring);
  position:relative;
}
.bean-card:hover{transform:translateY(-3px);border-color:var(--border-2)}
.bean-card .roast-pill{
  position:absolute;top:14px;left:14px;
  padding:3px 9px;border-radius:99px;
  font-size:10px;font-family:'IBM Plex Mono',monospace;
  letter-spacing:.06em;text-transform:uppercase;
}
.roast-light{background:rgba(232,185,109,.18);color:var(--gold)}
.roast-medium{background:rgba(217,127,74,.18);color:var(--copper)}
.roast-medium-dark{background:rgba(160,82,45,.22);color:#d68a64}
.roast-dark{background:rgba(58,36,24,.6);color:#a07a60}
.bean-name{font-family:'Frank Ruhl Libre',serif;font-weight:700;font-size:17px;color:var(--oat);margin:0;padding-left:80px}
.bean-meta{font-family:'IBM Plex Mono',monospace;font-size:11px;color:var(--text-3)}
.bean-notes{font-size:13px;color:var(--text-2);line-height:1.5}
.bean-actions{display:flex;gap:6px;margin-top:auto;padding-top:8px;border-top:1px solid var(--border)}
.bean-actions button{flex:1;font-size:11px;padding:6px 10px;background:transparent;border:1px solid var(--border);color:var(--text-3);border-radius:8px;cursor:pointer;transition:all .2s}
.bean-actions button:hover{color:var(--gold);border-color:var(--border-2)}

/* ====== Log list ====== */
.log-list{display:flex;flex-direction:column;gap:10px}
.log-item{
  background:var(--surface);
  border:1px solid var(--border);
  border-radius:var(--r);
  padding:16px 18px;
  display:grid;grid-template-columns:auto 1fr auto;gap:14px;align-items:center;
  transition:all .3s var(--spring);
}
.log-item:hover{transform:translateX(-3px);border-color:var(--border-2)}
.log-icon{
  width:48px;height:48px;border-radius:12px;
  background:linear-gradient(135deg,rgba(217,127,74,.2),rgba(160,82,45,.1));
  display:grid;place-items:center;color:var(--copper);
}
.log-mid{min-width:0}
.log-method{font-family:'Frank Ruhl Libre',serif;font-weight:700;font-size:16px;color:var(--oat);margin:0 0 3px}
.log-line{display:flex;gap:8px;flex-wrap:wrap;font-size:12px;color:var(--text-3);font-family:'IBM Plex Mono',monospace}
.log-notes{font-size:12px;color:var(--text-2);margin-top:5px;font-style:italic;line-height:1.5}
.log-flavors{margin-top:5px;display:flex;flex-wrap:wrap;gap:4px}
.log-flavors .flav-chip{font-size:10px;padding:2px 7px;border-radius:99px;background:rgba(232,185,109,.08);color:var(--gold)}
.log-rating{
  text-align:left;font-family:'IBM Plex Mono',monospace;
  display:flex;flex-direction:column;align-items:flex-end;gap:5px;
  flex-shrink:0;
}
.log-rating .stars{color:var(--gold);font-size:14px;letter-spacing:1px}
.log-rating .when{font-size:10px;color:var(--text-3)}
.log-del{
  background:transparent;border:none;color:var(--text-3);cursor:pointer;
  font-size:10px;padding:2px 6px;
}
.log-del:hover{color:#e88476}

/* ====== Stats / Charts ====== */
.chart-card{padding:20px}
.chart-wrap{position:relative;width:100%;display:flex;justify-content:center;align-items:center;min-height:160px}
.chart-wrap svg{width:100%;height:auto;display:block;max-width:100%}

/* Sparkline */
.spark-area{fill:url(#sparkGrad);opacity:.5}
.spark-line{stroke:var(--copper);stroke-width:2.5;fill:none;stroke-linecap:round;stroke-linejoin:round}
.spark-dot{fill:var(--gold);stroke:var(--bg-2);stroke-width:2}
.spark-axis{stroke:var(--border);stroke-width:1;stroke-dasharray:2,4}
.spark-label{fill:var(--text-3);font-family:'IBM Plex Mono',monospace;font-size:10px}

/* Donut */
.donut-bg{stroke:var(--border);stroke-width:14;fill:none}
.donut-seg{fill:none;stroke-width:14;transition:all .8s var(--spring);stroke-linecap:butt}
.donut-text{fill:var(--oat);font-family:'Frank Ruhl Libre',serif;font-weight:700;font-size:24px;text-anchor:middle;dominant-baseline:central}
.donut-sub{fill:var(--text-3);font-family:'IBM Plex Mono',monospace;font-size:10px;text-anchor:middle;dominant-baseline:central;letter-spacing:.05em}
.donut-legend{display:grid;grid-template-columns:repeat(2,1fr);gap:6px 14px;margin-top:14px;font-size:12px;color:var(--text-2)}
.donut-legend .leg{display:flex;align-items:center;gap:8px}
.donut-legend .leg-sw{width:10px;height:10px;border-radius:3px;flex-shrink:0}

/* Heatmap */
.heatmap-wrap{display:grid;grid-template-columns:repeat(13,1fr);gap:4px;padding:6px 0;direction:ltr}
.hcell{aspect-ratio:1;border-radius:3px;background:rgba(232,185,109,.05);min-width:14px;transition:all .3s var(--spring)}
.hcell:hover{transform:scale(1.3);z-index:2;box-shadow:0 4px 12px rgba(0,0,0,.4)}
.hl0{background:rgba(232,185,109,.05)}
.hl1{background:rgba(217,127,74,.25)}
.hl2{background:rgba(217,127,74,.45)}
.hl3{background:rgba(217,127,74,.7)}
.hl4{background:linear-gradient(135deg,var(--copper),var(--gold));box-shadow:0 0 12px rgba(232,185,109,.4)}
.heatmap-scale{display:flex;align-items:center;gap:6px;margin-top:14px;font-family:'IBM Plex Mono',monospace;font-size:10px;color:var(--text-3);justify-content:flex-end;direction:ltr}
.heatmap-scale .hcell{width:14px;height:14px;aspect-ratio:auto}

.stat-mini{text-align:center;padding:18px}
.stat-mini-lbl{display:block;font-size:11px;color:var(--text-3);text-transform:uppercase;letter-spacing:.08em;font-family:'IBM Plex Mono',monospace;margin-bottom:6px}
.stat-mini-num{display:block;font-family:'IBM Plex Mono',monospace;font-weight:700;font-size:32px;color:var(--gold);letter-spacing:-.02em}

/* ====== FAB ====== */
.fab{
  position:fixed;
  bottom:22px;left:22px;
  width:62px;height:62px;
  border-radius:50%;
  background:linear-gradient(135deg,var(--copper),var(--copper-2));
  color:#1a0f0a;
  border:none;cursor:pointer;
  display:grid;place-items:center;
  z-index:40;
  box-shadow:0 18px 48px -12px rgba(217,127,74,.7), 0 0 0 1px rgba(232,185,109,.2);
  transition:all .35s var(--spring);
  animation:fabPulse 3s ease-in-out infinite;
}
@keyframes fabPulse{0%,100%{box-shadow:0 18px 48px -12px rgba(217,127,74,.7), 0 0 0 0 rgba(217,127,74,.4)}50%{box-shadow:0 18px 48px -12px rgba(217,127,74,.7), 0 0 0 14px rgba(217,127,74,0)}}
.fab:hover{transform:translateY(-4px) scale(1.05)}
.fab:active{transform:scale(.94)}

/* ====== Modal ====== */
.modal{
  border:none;padding:0;
  background:transparent;
  max-width:560px;width:calc(100% - 28px);
  max-height:85vh;
  border-radius:var(--r-lg);
  margin:auto;
}
.modal-lg{max-width:680px}
.modal::backdrop{background:rgba(0,0,0,.65);backdrop-filter:blur(8px);animation:fade .25s ease}
.modal[open]{animation:popIn .35s var(--spring)}
@keyframes popIn{from{opacity:0;transform:scale(.94) translateY(20px)}to{opacity:1;transform:scale(1) translateY(0)}}
@keyframes fade{from{opacity:0}to{opacity:1}}
.modal-shell{
  background:linear-gradient(160deg,var(--bg-3),var(--bg-2));
  border:1px solid var(--border-2);
  border-radius:var(--r-lg);
  overflow:hidden;
  display:flex;flex-direction:column;
  max-height:85vh;
  box-shadow:var(--shadow);
}
.modal-h{display:flex;align-items:center;justify-content:space-between;padding:18px 22px;border-bottom:1px solid var(--border)}
.modal-h h2{margin:0;font-family:'Frank Ruhl Libre',serif;font-size:20px;font-weight:700;color:var(--oat)}
.modal-body{padding:22px;overflow-y:auto;flex:1}
.modal-body::-webkit-scrollbar{width:6px}
.modal-body::-webkit-scrollbar-track{background:transparent}
.modal-body::-webkit-scrollbar-thumb{background:var(--border-2);border-radius:99px}
.modal-f{display:flex;align-items:center;justify-content:space-between;gap:8px;padding:16px 22px;border-top:1px solid var(--border);background:rgba(0,0,0,.2)}

.bm-step{display:none;animation:viewIn .3s var(--spring)}
.bm-step.is-active{display:block}
.bm-stepl{margin:0 0 16px;font-family:'IBM Plex Mono',monospace;font-size:11px;color:var(--copper);text-transform:uppercase;letter-spacing:.1em}
.bm-dots{display:flex;gap:6px}
.bm-dots .dot{width:8px;height:8px;border-radius:50%;background:var(--border-2);transition:all .3s var(--spring)}
.bm-dots .dot.is-active{background:var(--copper);width:24px;border-radius:99px}

.method-mini-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(140px,1fr));gap:10px}
.mini-method{
  background:rgba(232,185,109,.04);
  border:1px solid var(--border);
  border-radius:14px;
  padding:14px 12px;
  text-align:center;
  cursor:pointer;
  transition:all .25s var(--spring);
}
.mini-method:hover{transform:translateY(-2px);border-color:var(--border-2);background:rgba(232,185,109,.08)}
.mini-method.is-selected{border-color:var(--copper);background:rgba(217,127,74,.12);box-shadow:0 8px 20px -8px rgba(217,127,74,.4)}
.mini-method svg{color:var(--copper);margin-bottom:8px}
.mini-method .mn{display:block;font-family:'Frank Ruhl Libre',serif;font-weight:700;font-size:14px;color:var(--oat)}
.mini-method .mt{display:block;font-family:'IBM Plex Mono',monospace;font-size:10px;color:var(--text-3);margin-top:3px}

.bm-config{display:flex;flex-direction:column;gap:14px}
.bm-row{display:flex;flex-direction:column;gap:6px}
.bm-row label{font-family:'IBM Plex Mono',monospace;font-size:11px;color:var(--text-3);text-transform:uppercase;letter-spacing:.06em}
.bm-method-show{padding:11px 14px;border-radius:10px;background:rgba(217,127,74,.08);border:1px solid var(--border-2);color:var(--gold);font-family:'Frank Ruhl Libre',serif;font-weight:700}
.bm-readout{display:flex;justify-content:space-around;padding:14px;background:rgba(0,0,0,.2);border-radius:12px;font-size:13px;color:var(--text-2);flex-wrap:wrap;gap:8px}
.bm-readout strong{color:var(--gold);font-family:'IBM Plex Mono',monospace;font-size:18px;font-weight:700}

/* Timer */
.timer-wrap{display:flex;flex-direction:column;align-items:center;gap:14px;margin-bottom:18px}
.timer-ring{position:relative;width:200px;height:200px}
.ring-svg{width:100%;height:100%}
.ring-bg{stroke:var(--border-2)}
.ring-fg{stroke:url(#ringGrad);transition:stroke-dashoffset .3s linear;filter:drop-shadow(0 0 12px rgba(217,127,74,.5))}
.ring-mid{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:6px}
.ring-time{font-family:'IBM Plex Mono',monospace;font-weight:700;font-size:38px;color:var(--oat);letter-spacing:-.02em}
.ring-stage{font-family:'Instrument Serif',serif;font-style:italic;font-size:14px;color:var(--copper);text-align:center;max-width:140px;line-height:1.3}
.timer-controls{display:flex;gap:10px}
.brew-steps{margin:0;padding:0;list-style:none;display:flex;flex-direction:column;gap:8px}
.brew-steps li{
  display:grid;grid-template-columns:auto 1fr auto;gap:12px;align-items:center;
  padding:12px 14px;
  background:rgba(232,185,109,.04);
  border:1px solid var(--border);
  border-radius:12px;
  font-size:13px;
  transition:all .3s var(--spring);
}
.brew-steps li.is-current{background:rgba(217,127,74,.15);border-color:var(--copper);box-shadow:0 6px 18px -6px rgba(217,127,74,.4)}
.brew-steps li.is-done{opacity:.6}
.brew-steps li.is-done .step-text{text-decoration:line-through}
.step-num{width:26px;height:26px;border-radius:50%;background:rgba(232,185,109,.12);color:var(--gold);display:grid;place-items:center;font-family:'IBM Plex Mono',monospace;font-size:12px;font-weight:700}
.brew-steps li.is-current .step-num{background:var(--copper);color:#1a0f0a}
.step-text{color:var(--text-2)}
.step-time{font-family:'IBM Plex Mono',monospace;font-size:11px;color:var(--copper);background:rgba(217,127,74,.08);padding:3px 8px;border-radius:99px}

/* Rating + Flavor */
.rating-wrap{margin-bottom:20px;display:flex;flex-direction:column;gap:8px}
.rating-wrap label{font-family:'IBM Plex Mono',monospace;font-size:11px;color:var(--text-3);text-transform:uppercase;letter-spacing:.06em}
.rating-stars{display:flex;gap:6px}
.rating-stars button{
  background:transparent;border:none;
  font-size:34px;line-height:1;color:var(--border-2);cursor:pointer;
  transition:all .2s var(--spring);
  padding:4px 6px;
}
.rating-stars button:hover{transform:scale(1.15)}
.rating-stars button.is-on{color:var(--gold);text-shadow:0 0 12px rgba(232,185,109,.6)}

.flavor-wrap{margin-bottom:20px;display:flex;flex-direction:column;gap:10px}
.flavor-wrap label{font-family:'IBM Plex Mono',monospace;font-size:11px;color:var(--text-3);text-transform:uppercase;letter-spacing:.06em}
.flavor-wheel{display:flex;justify-content:center}
.flavor-wheel svg{width:280px;height:280px;max-width:100%}
.fw-slice{cursor:pointer;transition:all .25s var(--spring);transform-origin:center}
.fw-slice:hover{filter:brightness(1.2)}
.fw-slice.is-on{filter:brightness(1.4) drop-shadow(0 0 8px currentColor)}
.fw-label{fill:var(--oat);font-family:'IBM Plex Mono',monospace;font-size:9px;letter-spacing:.04em;pointer-events:none;text-anchor:middle;dominant-baseline:central;font-weight:600}
.fw-center{fill:var(--bg-2);stroke:var(--border-2);stroke-width:1}
.fw-center-text{fill:var(--gold);font-family:'Frank Ruhl Libre',serif;font-weight:700;font-size:13px;text-anchor:middle;dominant-baseline:central;pointer-events:none}

.notes-wrap{display:flex;flex-direction:column;gap:6px}
.notes-wrap label{font-family:'IBM Plex Mono',monospace;font-size:11px;color:var(--text-3);text-transform:uppercase;letter-spacing:.06em}

/* Form */
.form{display:flex;flex-direction:column;gap:14px}
.form label{display:flex;flex-direction:column;gap:6px;font-family:'IBM Plex Mono',monospace;font-size:11px;color:var(--text-3);text-transform:uppercase;letter-spacing:.06em}
.row-flex{flex-direction:row !important;align-items:center;justify-content:space-between}
.row-flex span{font-size:13px;color:var(--text-2);text-transform:none;letter-spacing:0;font-family:inherit}
input[type=checkbox]{
  width:46px;height:24px;
  appearance:none;-webkit-appearance:none;
  background:var(--border-2);
  border-radius:99px;
  cursor:pointer;position:relative;
  transition:all .3s var(--spring);
}
input[type=checkbox]::before{
  content:"";position:absolute;
  width:18px;height:18px;border-radius:50%;
  background:var(--oat);
  top:3px;right:3px;
  transition:all .3s var(--spring);
}
input[type=checkbox]:checked{background:linear-gradient(135deg,var(--copper),var(--copper-2))}
input[type=checkbox]:checked::before{right:25px}

/* About */
.about-body{text-align:center}
.about-logo{width:84px;height:84px;object-fit:contain;margin:0 auto 12px;display:block;filter:drop-shadow(0 8px 24px rgba(217,127,74,.5))}
.about-body h3{font-family:'Frank Ruhl Libre',serif;font-weight:700;font-size:22px;color:var(--oat);margin:0 0 12px}
.about-body p{color:var(--text-2);font-size:14px;line-height:1.7;text-align:right}
.about-feats{margin:14px 0;padding:0 18px;text-align:right}
.about-feats li{color:var(--text-2);font-size:13px;line-height:1.7;padding:3px 0;list-style:none;position:relative;padding-right:18px}
.about-feats li::before{content:"☕";position:absolute;right:0;top:3px;font-size:11px;color:var(--copper)}
.copyright{color:var(--text-3) !important;font-size:11px !important;text-align:center !important;font-family:'IBM Plex Mono',monospace;margin-top:18px}

/* Toast */
.toast{
  position:fixed;
  bottom:96px;left:50%;
  transform:translateX(-50%) translateY(20px);
  background:var(--warm-charcoal);
  color:var(--oat);
  padding:13px 20px;
  border-radius:99px;
  border:1px solid var(--border-2);
  font-size:13px;
  z-index:50;
  opacity:0;pointer-events:none;
  transition:all .35s var(--spring);
  box-shadow:0 18px 40px -10px rgba(0,0,0,.6);
  white-space:nowrap;
}
.toast.is-show{opacity:1;transform:translateX(-50%) translateY(0)}

/* Install banner */
.install-banner{
  position:fixed;bottom:96px;left:50%;
  transform:translateX(-50%);
  display:flex;align-items:center;gap:10px;
  padding:10px 14px;
  background:var(--warm-charcoal);
  border:1px solid var(--border-2);
  border-radius:99px;
  z-index:48;
  box-shadow:var(--shadow);
  font-size:13px;color:var(--oat);
}

/* ====== Responsive ====== */
@media (max-width:540px){
  main{padding:18px 12px 100px}
  .hero{padding:36px 16px 48px}
  .topbar{padding:12px 14px}
  .tabs{padding:12px 12px}
  .calc-readout{grid-template-columns:1fr;gap:12px;padding:14px}
  .readout-divider{width:80%;height:1px;margin:0 auto}
  .grid{gap:12px}
  .modal{width:calc(100% - 16px)}
  .modal-h,.modal-body,.modal-f{padding-left:16px;padding-right:16px}
  .log-item{grid-template-columns:auto 1fr;gap:10px}
  .log-rating{grid-column:1/-1;flex-direction:row;justify-content:flex-start;align-items:center}
  .hero-stats{grid-template-columns:repeat(2,1fr)}
  .timer-ring{width:170px;height:170px}
  .ring-time{font-size:32px}
  .flavor-wheel svg{width:240px;height:240px}
}

@media (max-width:380px){
  .hero-stats{grid-template-columns:repeat(2,1fr);gap:8px}
  .hs-num{font-size:18px}
  .brand-mark{width:36px;height:36px}
  .brand-name{font-size:18px}
  .fab{width:54px;height:54px}
  .tabs{gap:2px}
  .tab{padding:8px 12px;font-size:12px}
}

@media (min-width:720px){
  main{padding:32px 24px 100px}
  .hero{padding:64px 32px 80px}
  .topbar{padding:16px 28px}
  .tabs{padding:16px 28px}
}