:root{
  --primary:#d84315;
  --secondary:#fbc02d;
  --accent:#1e88e5;
  --ink:#3a2a1a;
  --ink-soft:#7a5c3a;
  --floor:#d6a46a;
  --floor-dark:#b07f43;
  --floor-line:#8a5f2f;
  --tape:#fbc02d;
  --tape-dark:#c9951a;
  --paper:#fff8ec;
  --white:#ffffff;
  --steel:#b8b3ab;
  --steel-dark:#8e8a84;
  --shadow:0 6px 18px rgba(60,35,10,.28);
  --radius:16px;
}

*{box-sizing:border-box;-webkit-tap-highlight-color:transparent;}

html,body{margin:0;padding:0;height:100%;}

body{
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  color:var(--ink);
  background:
    radial-gradient(circle at 20% 15%, rgba(255,255,255,.12), transparent 40%),
    repeating-linear-gradient(90deg,
      var(--floor) 0px, var(--floor) 90px,
      var(--floor-dark) 90px, var(--floor-dark) 92px);
  background-color:var(--floor);
  min-height:100vh;
  display:flex;
  flex-direction:column;
}

.app{
  flex:1;
  display:flex;
  flex-direction:column;
  max-width:560px;
  margin:0 auto;
  width:100%;
  position:relative;
}

/* ---------- floor board wood grain accent ---------- */
.app::before{
  content:"";
  position:fixed;
  inset:0;
  max-width:560px;
  margin:0 auto;
  pointer-events:none;
  background:repeating-linear-gradient(0deg,
    rgba(120,70,25,.06) 0 2px, transparent 2px 18px);
}

/* ================= TOP BAR ================= */
.topbar{
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding:calc(env(safe-area-inset-top) + 14px) 18px 12px;
  background:linear-gradient(180deg, rgba(80,45,15,.55), rgba(80,45,15,0));
  color:var(--white);
  z-index:5;
}
.topbar-title{
  font-weight:800;
  font-size:22px;
  letter-spacing:1px;
  text-shadow:0 2px 4px rgba(0,0,0,.3);
}
.gear{
  width:44px;height:44px;
  border:none;background:rgba(255,255,255,.16);
  color:var(--white);font-size:22px;
  border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  backdrop-filter:blur(2px);
}

/* ================= MAIN SCREEN ================= */
.screen{
  flex:1;
  position:relative;
  overflow:hidden;
}
.tab{
  height:100%;
  overflow-y:auto;
  padding:10px 16px calc(92px + env(safe-area-inset-bottom));
  animation:fade .2s ease;
}
@keyframes fade{from{opacity:0;transform:translateY(4px)}to{opacity:1;transform:none}}

.tab-heading{
  margin:4px 0 2px;
  font-size:20px;
  color:var(--white);
  text-shadow:0 2px 4px rgba(60,30,5,.45);
}
.tab-sub{
  margin:0 0 14px;
  font-size:13px;
  color:#f6d9b8;
  text-shadow:0 1px 3px rgba(60,30,5,.4);
}

/* ================= TIMELINE / TAPE ================= */
.tape-scroll{
  overflow-x:auto;
  padding:8px 2px 14px;
  -webkit-overflow-scrolling:touch;
}
.tape{
  position:relative;
  min-width:100%;
  width:max-content;
  padding:10px 16px 26px;
  border-radius:12px;
}
.tape-ribbon{
  position:absolute;
  left:0;right:0;top:40px;
  height:96px;
  background:linear-gradient(180deg, var(--tape) 0%, var(--tape-dark) 100%);
  border-radius:8px;
  box-shadow:var(--shadow);
}
/* black markings + red foot numbers on the tape */
.tape-ribbon::before{
  content:"";
  position:absolute;
  left:0;right:0;top:6px;bottom:0;
  background:
    repeating-linear-gradient(90deg,
      transparent 0 34px,
      #000 34px 36px) 0 0 / 100% 34px no-repeat;
  opacity:.6;
}
.tape-ribbon::after{
  content:"0  1  2  3  4  5  6  7  8  9  10";
  position:absolute;
  left:8px;top:38px;
  font-family:"Brush Script MT",cursive;
  font-size:15px;font-weight:700;
  color:#c01f1f;letter-spacing:34px;
  white-space:nowrap;
}
.tape-flags{
  position:relative;
  z-index:2;
  display:flex;
  gap:14px;
  align-items:flex-start;
  padding-top:12px;
}

/* adhesive flag: rectangular stem + triangle */
.flag{
  flex:0 0 auto;
  width:120px;
  cursor:pointer;
  border:none;
  background:transparent;
  padding:0;
  text-align:left;
}
.flag-stem{
  display:block;
  height:20px;
  border-radius:4px 4px 0 0;
  box-shadow:0 2px 3px rgba(0,0,0,.18);
}
.flag-tri{
  display:block;
  width:0;height:0;
  border-left:60px solid transparent;
  border-right:60px solid transparent;
  border-bottom:34px solid var(--flag);
  margin:-1px auto 0;
}
.flag-name{
  display:block;
  margin-top:8px;
  background:var(--paper);
  padding:3px 6px;
  border-radius:4px;
  box-shadow:var(--shadow);
  font-family:"Brush Script MT",cursive;
  font-size:16px;
  line-height:1.05;
  color:var(--ink);
  overflow:hidden;
  text-overflow:ellipsis;
  white-space:nowrap;
}
.flag.st-Planned{--flag:#e53935;}
.flag.st-InProgress{--flag:#fbc02d;}
.flag.st-Done{--flag:#43a047;}
.flag.st-Planned .flag-stem{background:#e53935;}
.flag.st-InProgress .flag-stem{background:#f0b000;}
.flag.st-Done .flag-stem{background:#2e7d32;}

/* ================= LISTS (All + Search) ================= */
.list-scroll{-webkit-overflow-scrolling:touch;}
.milestone-list{
  list-style:none;
  margin:0;padding:0;
  display:flex;flex-direction:column;gap:10px;
}
.milestone-item{
  display:flex;
  align-items:center;
  gap:12px;
  width:100%;
  min-height:56px;
  background:rgba(255,252,240,.94);
  border-radius:var(--radius);
  padding:10px 14px;
  border:none;
  box-shadow:var(--shadow);
  cursor:pointer;
  text-align:left;
}
.dot{
  width:14px;height:14px;
  border-radius:50%;
  flex:0 0 auto;
  border:2px solid rgba(0,0,0,.15);
}
.dot.st-Planned{background:#e53935;}
.dot.st-InProgress{background:#fbc02d;}
.dot.st-Done{background:#43a047;}
.item-body{flex:1;min-width:0;}
.item-name{
  display:block;
  font-size:16px;
  font-weight:700;
  color:var(--ink);
  white-space:nowrap;overflow:hidden;text-overflow:ellipsis;
}
.item-room{
  display:block;
  font-size:13px;
  color:var(--ink-soft);
}
.item-date{
  flex:0 0 auto;
  font-size:12px;
  color:var(--ink-soft);
  font-variant-numeric:tabular-nums;
}

/* ================= EMPTY STATE ================= */
.empty{
  text-align:center;
  margin-top:26px;
  color:var(--ink);
  background:rgba(255,252,240,.85);
  border-radius:var(--radius);
  padding:22px 16px;
  box-shadow:var(--shadow);
}
.empty p{margin:12px 0 0;font-size:14px;line-height:1.4;}
.empty-visual{position:relative;height:46px;width:120px;margin:0 auto;}
.empty-tape{
  position:absolute;left:0;right:0;top:20px;height:8px;
  background:var(--tape);border-radius:4px;
  box-shadow:0 2px 3px rgba(0,0,0,.2);
}
.empty-flag{
  position:absolute;left:50%;top:0;
  width:0;height:0;
  border-left:16px solid transparent;
  border-right:16px solid transparent;
  border-bottom:20px solid var(--primary);
  transform:translateX(-50%) rotate(-8deg);
}

/* ================= DASHBOARD ================= */
.dash-clips{
  display:flex;
  gap:16px;
  justify-content:space-around;
  margin:10px 0 6px;
}
.clip{text-align:center;}
.clip-ring{
  width:120px;height:120px;
  margin:0 auto;
  border-radius:50%;
  background:
    radial-gradient(circle at 32% 30%, #e8e5df, #8e8a84 68%, #5b5853 100%);
  box-shadow:inset 0 -6px 10px rgba(0,0,0,.35), inset 0 4px 8px rgba(255,255,255,.4), var(--shadow);
  position:relative;
  display:flex;align-items:center;justify-content:center;
}
.clip-ring::before{
  content:"";
  position:absolute;inset:8px;
  border-radius:50%;
  background:#cfccc6;
  box-shadow:inset 0 3px 6px rgba(0,0,0,.4), inset 0 -2px 4px rgba(255,255,255,.5);
}
.clip-ring.accent{background:radial-gradient(circle at 32% 30%, #eef2f7, #7b93ad 68%, #4d6178 100%);}
.clip-ring.accent::before{background:#c3d1e0;}
.clip-num{
  position:relative;z-index:1;
  font-size:40px;font-weight:800;
  color:#3a352f;
  text-shadow:0 2px 0 #f2efe9, 0 3px 5px rgba(0,0,0,.3);
}
.clip-label{
  display:block;margin-top:8px;
  font-size:12px;font-weight:700;letter-spacing:1px;
  color:var(--white);
  text-shadow:0 1px 3px rgba(60,30,5,.5);
  text-transform:uppercase;
}
.recent-card{
  background:rgba(255,252,240,.94);
  border-radius:var(--radius);
  padding:14px 16px;
  box-shadow:var(--shadow);
  margin-top:16px;
  display:flex;flex-direction:column;gap:3px;
  border-left:6px solid var(--accent);
}
.recent-label{
  font-size:11px;font-weight:700;letter-spacing:1px;color:var(--ink-soft);text-transform:uppercase;
}
.recent-room{font-size:14px;color:var(--ink-soft);}
.recent-name{font-size:18px;font-weight:800;color:var(--ink);}
.recent-date{font-size:13px;color:var(--ink-soft);}
.empty-card{text-align:left;}

/* ================= SEARCH ================= */
.search-field{margin:4px 0 14px;}
.search-field input{
  width:100%;
  min-height:48px;
  font-size:16px;
  padding:0 16px;
  border:none;border-radius:24px;
  background:rgba(255,252,240,.95);
  box-shadow:var(--shadow);
  color:var(--ink);
}
.search-field input::placeholder{color:var(--ink-soft);}

/* ================= ABOUT ================= */
.about-card{
  background:rgba(255,252,240,.94);
  border-radius:var(--radius);
  padding:26px 20px;
  text-align:center;
  box-shadow:var(--shadow);
  margin-top:14px;
}
.about-logo{
  width:74px;height:74px;margin:0 auto 10px;
  display:flex;align-items:center;justify-content:center;
  border-radius:50%;
  background:linear-gradient(145deg, var(--primary), #a52c0e);
  color:#fff;font-size:34px;font-weight:800;
  box-shadow:var(--shadow);
}
.about-name{margin:0 0 8px;font-size:22px;color:var(--ink);}
.about-desc{margin:0 0 10px;font-size:14px;line-height:1.5;color:var(--ink-soft);}
.about-version{margin:0 0 18px;font-size:13px;color:var(--ink-soft);}

/* ================= BUTTONS ================= */
.btn-primary,.btn-soft,.btn-danger{
  min-height:44px;
  padding:0 20px;
  border:none;border-radius:24px;
  font-size:15px;font-weight:700;
  cursor:pointer;
}
.btn-primary{background:var(--primary);color:#fff;box-shadow:0 4px 12px rgba(216,67,21,.4);}
.btn-soft{background:var(--steel);color:#3a352f;}
.btn-danger{background:#c62828;color:#fff;}

/* ================= FLOATING ADD ================= */
.fab{
  position:absolute;
  right:18px;
  bottom:calc(88px + env(safe-area-inset-bottom));
  width:58px;height:58px;
  border-radius:50%;
  border:none;
  background:linear-gradient(145deg, var(--primary), #a52c0e);
  color:#fff;font-size:34px;font-weight:700;
  box-shadow:0 8px 18px rgba(165,44,14,.45);
  z-index:20;
  line-height:1;
  display:flex;align-items:center;justify-content:center;
}
.global-fab{display:none;}
.tab[data-has-fab] .global-fab{display:flex;}
#tab-dashboard .fab{position:absolute;right:18px;bottom:96px;}
.global-fab{display:none;}

/* ================= BOTTOM TAB BAR ================= */
.tabbar{
  position:sticky;
  bottom:0;
  z-index:30;
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:6px;
  padding:10px 8px calc(env(safe-area-inset-bottom) + 8px);
  background:linear-gradient(180deg, #7c4a24, #5c3317);
  border-top:3px solid #3e2010;
  box-shadow:0 -4px 14px rgba(0,0,0,.35);
}
.square{
  position:relative;
  min-height:56px;
  border:none;
  background:transparent;
  cursor:pointer;
  padding:0;
  display:flex;
  flex-direction:column;
  align-items:center;
  justify-content:center;
}
/* carpenter's square: L-shaped ruler */
.square-hook,.square-bar{
  position:absolute;
  background:linear-gradient(180deg,#cfcac2,#8e8a84);
  box-shadow:inset 0 -2px 3px rgba(0,0,0,.3);
}
.square-hook{
  width:34px;height:26px;
  top:4px;
  border-radius:3px 3px 0 0;
}
.square-hook::before{ /* etched notch */
  content:"";position:absolute;top:5px;left:0;right:0;height:2px;
  background:rgba(0,0,0,.25);
}
.square-bar{
  width:6px;height:34px;
  top:8px;right:0;
  border-radius:3px;
}
.square-bar::before{
  content:"";position:absolute;left:0;top:5px;width:6px;height:2px;
  background:rgba(0,0,0,.25);
}
.square-label{
  margin-top:38px;
  font-size:10px;font-weight:700;letter-spacing:.4px;
  color:#f3d9b8;text-transform:uppercase;
}
/* active square: lifted + angled + shadow */
.square.active .square-hook,
.square.active .square-bar{
  background:linear-gradient(180deg,#f6f1e8,#c9c4ba);
  transform:rotate(-6deg);
  box-shadow:0 10px 14px rgba(0,0,0,.5), inset 0 -2px 3px rgba(0,0,0,.2);
}
.square.active .square-label{color:#fff;text-shadow:0 1px 2px rgba(0,0,0,.5);}
/* inactive squares lie flat and darker */
.square:not(.active) .square-hook,
.square:not(.active) .square-bar{
  filter:brightness(.82);
}

/* ================= FORM SHEET ================= */
.sheet-backdrop{
  position:fixed;inset:0;
  background:rgba(30,15,0,.55);
  z-index:50;
  display:flex;align-items:flex-end;justify-content:center;
}
.sheet{
  background:var(--paper);
  width:100%;max-width:560px;
  border-radius:20px 20px 0 0;
  padding:20px 20px calc(env(safe-area-inset-bottom) + 20px);
  box-shadow:0 -8px 30px rgba(0,0,0,.4);
  animation:slide .25s ease;
}
.confirm-sheet{border-radius:20px;margin-bottom:0;}
.confirm-backdrop{align-items:center;}
@keyframes slide{from{transform:translateY(100%)}to{transform:none}}
.sheet h3{margin:0 0 16px;font-size:20px;color:var(--ink);}
.field{
  display:flex;flex-direction:column;gap:6px;margin-bottom:14px;
}
.field span{font-size:13px;font-weight:700;color:var(--ink-soft);}
.field input,.field select{
  min-height:48px;
  font-size:16px;
  padding:0 12px;
  border:2px solid #e0c9a8;
  border-radius:10px;
  background:#fff;
  color:var(--ink);
  width:100%;
}
.field input:focus,.field select:focus{outline:none;border-color:var(--primary);}
.form-error{color:#c62828;font-size:14px;margin:0 0 10px;font-weight:600;}
.form-actions{display:flex;gap:10px;justify-content:flex-end;}
.delete-actions{justify-content:flex-start;margin-top:6px;}
.confirm-text{color:var(--ink-soft);font-size:15px;margin:0 0 18px;}

/* touch targets */
button, .milestone-item{min-height:44px;}

/* hide horizontal scrollbars on timeline */
.tape-scroll::-webkit-scrollbar{height:8px;}
.tape-scroll::-webkit-scrollbar-thumb{background:rgba(0,0,0,.3);border-radius:4px;}