/* Deniz Bina Maliyet — Profesyonel UI */
@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@400;500;600;700;800&display=swap');

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
:root{
  --bg:#060a10;
  --bg-elevated:#0c1219;
  --surface:#111827;
  --surface-2:#1a2332;
  --surface-3:#243044;
  --border:#2d3f56;
  --border-soft:rgba(45,63,86,.45);
  --text:#f8fafc;
  --text-secondary:#94a3b8;
  --text-muted:#64748b;
  --accent:#3b82f6;
  --accent-hover:#2563eb;
  --accent-soft:rgba(59,130,246,.12);
  --gold:#d4a853;
  --gold-soft:rgba(212,168,83,.15);
  --success:#10b981;
  --success-soft:rgba(16,185,129,.12);
  --radius:14px;
  --radius-sm:10px;
  --shadow:0 4px 24px rgba(0,0,0,.35);
  --sidebar:260px;
  --font:'Plus Jakarta Sans',system-ui,sans-serif;
}

html{font-size:15px}
body{
  font-family:var(--font);
  background:var(--bg);
  color:var(--text);
  min-height:100vh;
  line-height:1.5;
  -webkit-font-smoothing:antialiased;
}

/* subtle grid background */
body::before{
  content:'';
  position:fixed;inset:0;z-index:0;pointer-events:none;
  background:
    radial-gradient(ellipse 80% 50% at 50% -20%,rgba(59,130,246,.08),transparent),
    linear-gradient(rgba(45,63,86,.03) 1px,transparent 1px),
    linear-gradient(90deg,rgba(45,63,86,.03) 1px,transparent 1px);
  background-size:100% 100%,48px 48px,48px 48px;
}

.app{display:flex;min-height:100vh;position:relative;z-index:1}

/* ── Sidebar ── */
.sidebar{
  width:var(--sidebar);
  background:var(--bg-elevated);
  border-right:1px solid var(--border-soft);
  display:flex;flex-direction:column;
  position:fixed;top:0;left:0;bottom:0;z-index:50;
}
.sidebar-brand{
  padding:24px 22px 20px;
  border-bottom:1px solid var(--border-soft);
}
.brand-logo{
  display:flex;align-items:center;gap:12px;
}
.brand-icon{
  width:42px;height:42px;border-radius:12px;
  background:linear-gradient(135deg,var(--accent),#1d4ed8);
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 4px 14px rgba(59,130,246,.35);
}
.brand-icon svg{width:22px;height:22px;fill:#fff}
.brand-text h1{font-size:1.05rem;font-weight:800;letter-spacing:-.02em;color:var(--text)}
.brand-text span{font-size:.72rem;color:var(--text-muted);font-weight:500;display:block;margin-top:2px}

.sidebar-nav{flex:1;padding:16px 12px;overflow-y:auto}
.nav-label{
  font-size:.65rem;font-weight:700;text-transform:uppercase;
  letter-spacing:.08em;color:var(--text-muted);
  padding:8px 12px 6px;
}
.nav-item{
  display:flex;align-items:center;gap:12px;
  width:100%;padding:11px 14px;margin-bottom:4px;
  border:none;border-radius:var(--radius-sm);
  background:transparent;color:var(--text-secondary);
  font-family:var(--font);font-size:.88rem;font-weight:600;
  cursor:pointer;text-align:left;transition:all .18s ease;
}
.nav-item:hover{background:var(--surface);color:var(--text)}
.nav-item.active{
  background:var(--accent-soft);color:var(--accent);
  box-shadow:inset 3px 0 0 var(--accent);
}
.nav-item .nav-ico{
  width:20px;height:20px;opacity:.7;flex-shrink:0;
}
.nav-item.active .nav-ico{opacity:1}
.nav-badge{
  margin-left:auto;font-size:.62rem;font-weight:700;
  padding:3px 8px;border-radius:999px;
  background:var(--surface-3);color:var(--text-muted);
}
.nav-item.active .nav-badge{background:rgba(59,130,246,.2);color:var(--accent)}
.nav-item.disabled{opacity:.4;cursor:not-allowed}

.sidebar-footer{
  padding:16px;border-top:1px solid var(--border-soft);
  font-size:.72rem;color:var(--text-muted);
}

/* ── Main ── */
.main{
  flex:1;margin-left:var(--sidebar);
  display:flex;flex-direction:column;min-height:100vh;
}

.topbar{
  display:flex;align-items:center;justify-content:space-between;
  padding:16px 28px;
  background:rgba(12,18,25,.85);
  backdrop-filter:blur(12px);
  border-bottom:1px solid var(--border-soft);
  position:sticky;top:0;z-index:40;
}
.topbar-left h2{font-size:1.1rem;font-weight:700;letter-spacing:-.02em}
.topbar-left p{font-size:.78rem;color:var(--text-muted);margin-top:2px}
.topbar-right{display:flex;align-items:center;gap:10px}
.topbar-summary{
  font-size:.82rem;font-weight:600;color:var(--success);
  padding:8px 14px;border-radius:999px;
  background:var(--success-soft);border:1px solid rgba(16,185,129,.2);
  max-width:420px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;
}

/* KPI strip */
.kpi-strip{
  display:grid;grid-template-columns:repeat(4,1fr);gap:14px;
  padding:20px 28px;
}
.kpi-card{
  background:var(--surface);
  border:1px solid var(--border-soft);
  border-radius:var(--radius);
  padding:18px 20px;
  position:relative;overflow:hidden;
  transition:transform .2s ease,border-color .2s ease;
}
.kpi-card:hover{border-color:var(--border);transform:translateY(-1px)}
.kpi-card::before{
  content:'';position:absolute;top:0;left:0;right:0;height:3px;
}
.kpi-card.primary::before{background:linear-gradient(90deg,var(--accent),#60a5fa)}
.kpi-card.gold::before{background:linear-gradient(90deg,var(--gold),#f0c674)}
.kpi-card.green::before{background:linear-gradient(90deg,var(--success),#34d399)}
.kpi-card.slate::before{background:linear-gradient(90deg,#64748b,#94a3b8)}
.kpi-label{font-size:.72rem;font-weight:600;color:var(--text-muted);text-transform:uppercase;letter-spacing:.04em}
.kpi-value{font-size:1.35rem;font-weight:800;margin-top:6px;letter-spacing:-.02em}
.kpi-card.primary .kpi-value{color:#60a5fa}
.kpi-card.gold .kpi-value{color:var(--gold)}
.kpi-card.green .kpi-value{color:var(--success)}
.kpi-unit{font-size:.75rem;color:var(--text-muted);font-weight:500;margin-top:2px}

/* Content */
.content{flex:1;padding:0 28px 32px}
.panel{display:none;animation:fadeIn .25s ease}
.panel.active{display:block}
@keyframes fadeIn{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}

/* Cards */
.card{
  background:var(--surface);
  border:1px solid var(--border-soft);
  border-radius:var(--radius);
  box-shadow:var(--shadow);
}
.card-header{
  padding:18px 22px;
  border-bottom:1px solid var(--border-soft);
  display:flex;align-items:center;justify-content:space-between;gap:12px;
}
.card-header h3{font-size:.95rem;font-weight:700;display:flex;align-items:center;gap:8px}
.card-header h3 .dot{width:8px;height:8px;border-radius:50%;background:var(--accent)}
.card-body{padding:22px}

.grid-girdi{display:grid;grid-template-columns:1fr 1fr;gap:20px}
@media(max-width:1024px){.grid-girdi{grid-template-columns:1fr}}

.girdi-layout{display:grid;grid-template-columns:1fr 320px;gap:20px;align-items:start}
@media(max-width:1100px){.girdi-layout{grid-template-columns:1fr}}
.imar-sticky{position:sticky;top:88px}
.imar-meta{margin-top:14px;padding-top:12px;border-top:1px solid var(--border-soft);font-size:.78rem;color:var(--text-muted)}

.son-hesap{
  margin-top:16px;padding:14px;border-radius:var(--radius-sm);
  background:var(--gold-soft);border:1px solid rgba(212,168,83,.25);
}
.son-hesap-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:10px;gap:8px}
.son-hesap-title{font-size:.8rem;font-weight:800;color:var(--gold);text-transform:uppercase;letter-spacing:.04em}
.son-hesap-time{font-size:.7rem;color:var(--text-muted)}
.son-hesap-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.son-hesap-grid div{background:rgba(0,0,0,.15);padding:10px;border-radius:8px}
.son-hesap-grid small{display:block;font-size:.65rem;color:var(--text-muted);margin-bottom:4px}
.son-hesap-grid b{font-size:.82rem;font-weight:700;color:var(--text)}

.form-sections{display:flex;flex-direction:column;gap:10px}
.form-section{
  background:var(--surface);border:1px solid var(--border-soft);
  border-radius:var(--radius);overflow:hidden;
}
.form-section summary{
  padding:14px 18px;cursor:pointer;font-weight:700;font-size:.88rem;
  list-style:none;display:flex;align-items:center;gap:8px;
  background:var(--surface-2);user-select:none;
}
.form-section summary::-webkit-details-marker{display:none}
.form-section summary::before{content:'▸';color:var(--accent);transition:transform .15s}
.form-section[open] summary::before{transform:rotate(90deg)}
.section-body{padding:16px 18px 18px}
.section-hint{font-size:.74rem;color:var(--text-muted);margin-bottom:12px}
.field-row.trio{grid-template-columns:1fr 1fr 1fr}
@media(max-width:768px){.field-row.trio{grid-template-columns:1fr}}

.grid-fiz{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.grid-fiz .fiz-kar-card{grid-column:1/-1}
@media(max-width:900px){.grid-fiz{grid-template-columns:1fr}}
.fiz-row{display:flex;justify-content:space-between;align-items:center;padding:10px 0;border-bottom:1px solid var(--border-soft);font-size:.86rem}
.fiz-row span{color:var(--text-muted)}
.fiz-row b{font-weight:700;color:var(--text)}
.fiz-row b small{font-weight:500;color:var(--text-muted);font-size:.75rem}
.fiz-kar-big{font-size:1.75rem;font-weight:800;margin-bottom:14px;letter-spacing:-.02em}
.fiz-kar-big.pos{color:var(--success)}
.fiz-kar-big.neg{color:#f87171}

.field{margin-bottom:16px}
.field label{
  display:block;font-size:.78rem;font-weight:600;
  color:var(--text-secondary);margin-bottom:6px;
}
.field input,.field select{
  width:100%;padding:11px 14px;
  border-radius:var(--radius-sm);
  border:1px solid var(--border);
  background:var(--bg-elevated);
  color:var(--text);
  font-family:var(--font);font-size:.9rem;font-weight:500;
  transition:border-color .15s,box-shadow .15s;
}
.field input:focus,.field select:focus{
  outline:none;border-color:var(--accent);
  box-shadow:0 0 0 3px var(--accent-soft);
}
.field-row{display:grid;grid-template-columns:1fr 1fr;gap:14px}

/* Buttons */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:11px 20px;border-radius:var(--radius-sm);
  border:none;font-family:var(--font);
  font-size:.88rem;font-weight:700;cursor:pointer;
  transition:all .18s ease;
}
.btn-primary{
  background:linear-gradient(135deg,var(--accent),#1d4ed8);
  color:#fff;box-shadow:0 4px 14px rgba(59,130,246,.3);
}
.btn-primary:hover{transform:translateY(-1px);box-shadow:0 6px 20px rgba(59,130,246,.4)}
.btn-secondary{
  background:var(--surface-2);color:var(--text);
  border:1px solid var(--border);
}
.btn-secondary:hover{background:var(--surface-3);border-color:var(--text-muted)}
.btn-save{
  background:linear-gradient(135deg,var(--gold),#b8862d);
  color:#1a1205;font-weight:800;
  box-shadow:0 4px 14px rgba(212,168,83,.25);
}
.btn-save:hover{transform:translateY(-1px);box-shadow:0 6px 18px rgba(212,168,83,.35)}
.btn-save.saved-flash{background:var(--success);color:#052e16}
.btn-exit{
  background:var(--surface-2);color:var(--text-secondary);
  border:1px solid var(--border);font-weight:700;
}
.btn-exit:hover{background:rgba(248,113,113,.1);border-color:rgba(248,113,113,.45);color:#fca5a5}
.btn-exit-sm{margin-left:auto;padding:7px 12px;font-size:.72rem;flex-shrink:0}
.save-hint{font-size:.75rem;color:#fbbf24;font-weight:700;white-space:nowrap}
.exit-screen{
  display:flex;align-items:center;justify-content:center;min-height:100vh;
  padding:24px;background:var(--bg);
}
.exit-screen[hidden]{display:none!important}
.exit-card{
  max-width:420px;padding:28px 24px;border-radius:var(--radius);
  background:var(--surface-2);border:1px solid var(--border-soft);text-align:center;
}
.exit-card h3{font-size:1.15rem;font-weight:800;margin-bottom:10px}
.exit-card p{font-size:.88rem;color:var(--text-secondary);line-height:1.55}
.exit-card .exit-sub{margin-top:10px;font-size:.78rem;color:var(--text-muted)}
.save-prompt{
  display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;
  margin-top:12px;padding:12px 16px;border-radius:var(--radius-sm);
  background:rgba(212,168,83,.12);border:1px solid rgba(212,168,83,.35);
  font-size:.82rem;line-height:1.45;
}
.save-prompt[hidden]{display:none!important}
.btn-group{display:flex;gap:10px;flex-wrap:wrap;margin-top:8px;align-items:center}

/* İmar grid */
.imar-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.imar-item{
  display:flex;justify-content:space-between;align-items:center;
  padding:12px 14px;border-radius:var(--radius-sm);
  background:var(--bg-elevated);border:1px solid var(--border-soft);
}
.imar-item span:first-child{font-size:.8rem;color:var(--text-muted);font-weight:500}
.imar-item span:last-child{font-size:.88rem;font-weight:700;color:var(--text)}
.imar-item.highlight{background:var(--accent-soft);border-color:rgba(59,130,246,.25)}
.imar-item.highlight span:last-child{color:#60a5fa}

/* Tables */
.table-card{overflow:hidden}
.tbl-toolbar{
  padding:14px 22px;
  border-bottom:1px solid var(--border-soft);
  display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;
}
.tbl-toolbar .hint{font-size:.8rem;color:var(--text-muted)}
.tbl-wrap{max-height:58vh;overflow:auto}
.tbl-wrap::-webkit-scrollbar{width:6px;height:6px}
.tbl-wrap::-webkit-scrollbar-thumb{background:var(--surface-3);border-radius:3px}
table{width:100%;border-collapse:collapse;font-size:.82rem}
thead{position:sticky;top:0;z-index:2}
th{
  padding:12px 14px;text-align:left;
  background:var(--surface-2);
  color:var(--text-secondary);
  font-size:.72rem;font-weight:700;
  text-transform:uppercase;letter-spacing:.04em;
  border-bottom:1px solid var(--border);
}
td{padding:11px 14px;border-bottom:1px solid var(--border-soft);vertical-align:middle}
tbody tr{transition:background .12s}
tbody tr:hover{background:rgba(59,130,246,.04)}
td.r,th.r{text-align:right}
td.mantik,th.mantik{font-size:.76rem;color:var(--text-muted);max-width:180px}
td.not,th.not{font-size:.72rem;color:var(--text-muted);max-width:120px}
td input.price-inp{
  width:100px;padding:7px 10px;border-radius:8px;
  border:1px solid var(--border);background:var(--bg-elevated);
  color:var(--text);font-family:var(--font);font-size:.82rem;text-align:right;
}
td input.price-inp:focus{outline:none;border-color:var(--accent)}
.stage-pill{
  display:inline-block;font-size:.7rem;font-weight:600;
  padding:4px 10px;border-radius:999px;
  background:var(--surface-3);color:var(--text-secondary);
  white-space:nowrap;
}
tr.total-row td{
  font-weight:800;color:var(--success);
  background:rgba(16,185,129,.06);
  border-top:2px solid rgba(16,185,129,.3);
  font-size:.88rem;
}
.tbl-wrap.wide{overflow-x:auto}
.tbl-wrap.wide table{min-width:1060px}

/* İcmal bar chart feel */
.icmal-row td:first-child{font-weight:600}
.icmal-row .bar-cell{position:relative}
.icmal-bar{
  position:absolute;left:14px;top:50%;transform:translateY(-50%);
  height:60%;border-radius:4px;
  background:linear-gradient(90deg,var(--accent-soft),transparent);
  pointer-events:none;z-index:0;
}
.icmal-row td{position:relative;z-index:1}

/* Install banner */
.install-banner{
  display:none;align-items:center;justify-content:space-between;gap:12px;
  padding:10px 20px;background:var(--accent-soft);
  border-bottom:1px solid rgba(59,130,246,.2);
  font-size:.82rem;font-weight:500;
}
.install-banner.show{display:flex}
.ios-install-banner{
  flex-wrap:wrap;background:rgba(34,197,94,.12);
  border-bottom-color:rgba(34,197,94,.25);line-height:1.45;
}
@media(max-width:640px){
  .ios-install-banner{font-size:.78rem;padding:10px 14px}
}

/* Loader */
.loader{
  display:none;position:fixed;inset:0;z-index:200;
  background:rgba(6,10,16,.6);backdrop-filter:blur(4px);
  align-items:center;justify-content:center;
}
.loader.show{display:flex}
.spinner{
  width:44px;height:44px;border:3px solid var(--border);
  border-top-color:var(--accent);border-radius:50%;
  animation:spin .7s linear infinite;
}
@keyframes spin{to{transform:rotate(360deg)}}

/* Mobile bottom nav */
.bottom-nav,.mobile-actions,.mobile-header{display:none}

@media(max-width:900px){
  .sidebar{display:none}
  .main{margin-left:0}
  .kpi-strip{grid-template-columns:1fr 1fr;gap:10px;padding:14px 16px}
  .kpi-value{font-size:1.1rem}
  .content{padding:0 16px 100px}
  .topbar{padding:12px 16px}
  .topbar-summary{display:none}
  .mobile-header{
    display:flex;align-items:center;gap:12px;
    padding:14px 16px;background:var(--bg-elevated);
    border-bottom:1px solid var(--border-soft);
  }
  .mobile-header h1{font-size:1rem;font-weight:800;flex:1;min-width:0}
  .bottom-nav{
    display:flex;position:fixed;left:0;right:0;bottom:0;z-index:100;
    background:rgba(12,18,25,.96);backdrop-filter:blur(16px);
    border-top:1px solid var(--border-soft);
    padding:6px 10px calc(6px + env(safe-area-inset-bottom));
  }
  .bottom-nav button{
    flex:1;display:flex;flex-direction:column;align-items:center;gap:3px;
    padding:8px 4px;border:none;background:transparent;
    color:var(--text-muted);font-family:var(--font);
    font-size:.65rem;font-weight:700;cursor:pointer;border-radius:10px;
  }
  .bottom-nav button svg{width:20px;height:20px;opacity:.6}
  .bottom-nav button.active{color:var(--accent);background:var(--accent-soft)}
  .bottom-nav button.active svg{opacity:1}
  .mobile-actions{
    display:none;position:fixed;left:16px;right:16px;
    bottom:calc(72px + env(safe-area-inset-bottom));z-index:90;gap:8px;
    align-items:center;padding:10px 12px;border-radius:14px;
    background:rgba(212,168,83,.15);border:1px solid rgba(212,168,83,.35);
    backdrop-filter:blur(12px);
  }
  .mobile-actions.show{display:flex}
  .mobile-actions .btn{flex:1}
  .mobile-save-hint{
    font-size:.72rem;font-weight:800;color:#fbbf24;white-space:nowrap;
  }
  .topbar-right .btn-save[hidden]{display:none}
  .grid-girdi{grid-template-columns:1fr}
  .imar-grid{grid-template-columns:1fr}
  .field-row{grid-template-columns:1fr}
}

/* Yakında module cards */
.module-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:14px}
.module-card{
  padding:20px;border-radius:var(--radius);
  background:var(--surface-2);border:1px solid var(--border-soft);
}
.module-card h4{font-size:.9rem;font-weight:700;margin-bottom:6px}
.module-card p{font-size:.78rem;color:var(--text-muted)}
.module-card .tag{
  display:inline-block;margin-top:10px;font-size:.65rem;font-weight:700;
  padding:4px 10px;border-radius:999px;
  background:var(--gold-soft);color:var(--gold);
}