/* Tank Logic — stocking-calculator.css  NATURE THEME */
.tool-select { appearance: none; -webkit-appearance: none; cursor: pointer; padding-right: 32px; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='7' viewBox='0 0 10 7'%3E%3Cpath d='M1 1l4 4 4-4' stroke='%235a7860' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 12px center; }
.tool-select option { background: var(--bg-1); color: var(--tx-hi); }

.stocking-unit-bar { display: flex; align-items: center; flex-wrap: wrap; gap: 8px; margin-bottom: 16px; padding: 10px 14px; background: var(--bg-2); border: 1px solid var(--border); border-radius: var(--r-md); }
.stocking-unit-bar__label { font-family: var(--font-head); font-size: var(--sz-12); font-weight: 600; color: var(--tx); white-space: nowrap; }
.stocking-toggle { display: flex; background: var(--bg-1); border: 1px solid var(--border); border-radius: var(--r-sm); padding: 2px; gap: 2px; }
.stocking-toggle-btn { padding: 4px 11px; border: none; border-radius: 3px; background: transparent; color: var(--tx-lo); font-size: var(--sz-12); font-weight: 600; cursor: pointer; font-family: var(--font); transition: all var(--t) var(--ease); }
.stocking-toggle-btn.active { background: var(--accent); color: #fff; }
.stocking-toggle-btn:not(.active):hover { color: var(--tx); }

.filter-modifier-row { display: flex; align-items: center; flex-wrap: wrap; gap: 8px; margin-top: 14px; padding: 10px 14px; background: var(--bg-2); border: 1px solid var(--border); border-radius: var(--r-md); }
.filter-modifier-label { font-size: var(--sz-13); font-weight: 600; color: var(--tx); white-space: nowrap; }
.filter-modifier-select { appearance: none; -webkit-appearance: none; background: #eaefe6; border: 1px solid var(--border-mid); border-radius: var(--r-sm); color: var(--tx); font-size: var(--sz-13); font-family: var(--font); font-weight: 500; padding: 5px 28px 5px 10px; cursor: pointer; outline: none; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='7' viewBox='0 0 10 7'%3E%3Cpath d='M1 1l4 4 4-4' stroke='%235a7860' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 8px center; transition: border-color var(--t); }
.filter-modifier-select:focus { border-color: var(--accent-mid); }
.filter-modifier-select option { background: var(--bg-1); color: var(--tx-hi); }
.filter-modifier-bonus { font-family: var(--font-head); font-size: var(--sz-12); font-weight: 700; color: var(--accent); background: var(--accent-lo); border: 1px solid var(--accent-mid); border-radius: 100px; padding: 2px 9px; margin-left: auto; white-space: nowrap; }

.fish-search-wrap { position: relative; margin-bottom: 14px; }
.fish-dropdown { position: absolute; top: calc(100% + 5px); left: 0; right: 0; background: var(--bg-1); border: 1px solid var(--border-mid); border-radius: var(--r-md); z-index: 50; max-height: 220px; overflow-y: auto; box-shadow: var(--shadow-lg); }
.fish-dropdown-item { display: flex; justify-content: space-between; align-items: center; padding: 10px 14px; cursor: pointer; font-size: var(--sz-13); color: var(--tx-hi); border-bottom: 1px solid var(--border); transition: background var(--t); }
.fish-dropdown-item:last-child { border-bottom: none; }
.fish-dropdown-item:hover { background: var(--accent-lo); color: var(--accent); }
.fish-dropdown-item span { font-size: var(--sz-11); color: var(--tx-lo); }

.custom-fish-row { display: grid; grid-template-columns: 2fr 1fr 1fr auto; gap: 10px; align-items: end; padding-top: 14px; border-top: 1px solid var(--border); margin-bottom: 18px; }
.fish-list-header { display: flex; justify-content: space-between; font-family: var(--font-head); font-size: var(--sz-12); font-weight: 700; text-transform: uppercase; letter-spacing: 0.08em; color: var(--tx-lo); padding: 0 2px 8px; border-bottom: 1px solid var(--border); margin-bottom: 6px; }
.fish-list { display: flex; flex-direction: column; gap: 5px; margin-bottom: 10px; }
.fish-list-item { display: flex; align-items: center; justify-content: space-between; background: var(--bg-2); border: 1px solid var(--border); border-radius: var(--r-sm); padding: 9px 12px; animation: slide-in 0.2s var(--ease); }
.fish-item-name  { font-size: var(--sz-14); font-weight: 600; color: var(--tx-hi); flex: 1; }
.fish-item-calc  { font-size: var(--sz-13); color: var(--tx-lo); margin-right: 10px; }
.fish-item-total { font-family: var(--font-head); font-size: var(--sz-14); font-weight: 700; color: var(--accent); min-width: 38px; text-align: right; margin-right: 10px; }
.fish-remove-btn { background: none; border: none; color: var(--tx-lo); cursor: pointer; font-size: 0.9rem; padding: 2px 4px; border-radius: var(--r-sm); line-height: 1; transition: color var(--t), background var(--t); }
.fish-remove-btn:hover { color: var(--red); background: rgba(201,64,64,0.08); }
.fish-list-total { display: flex; justify-content: space-between; align-items: center; padding: 9px 12px; background: var(--accent-lo); border: 1px solid var(--accent-mid); border-radius: var(--r-sm); font-size: var(--sz-13); font-weight: 600; color: var(--tx); }
.fish-total-val  { font-family: var(--font-head); color: var(--accent); font-size: var(--sz-16); font-weight: 800; letter-spacing: -0.02em; }

.stocking-gauge { margin-bottom: 18px; }
.gauge-track    { height: 8px; background: var(--bg-3); border-radius: 100px; border: 1px solid var(--border); overflow: hidden; margin-bottom: 6px; position: relative; }
.gauge-track::after { content: ''; position: absolute; top: 0; bottom: 0; left: 80%; width: 1px; background: rgba(26,46,28,0.1); }
.gauge-fill { height: 100%; border-radius: 100px; width: 0%; transition: width 0.6s cubic-bezier(0.34, 1.4, 0.64, 1), background 0.4s; }
.gauge-fill--under    { background: linear-gradient(90deg, var(--water), #60b4d0); }
.gauge-fill--balanced { background: linear-gradient(90deg, var(--accent), var(--leaf)); }
.gauge-fill--full     { background: linear-gradient(90deg, var(--accent), var(--gold)); }
.gauge-fill--light    { background: linear-gradient(90deg, var(--gold), #d4760a); }
.gauge-fill--danger   { background: linear-gradient(90deg, #d4760a, var(--red)); }
.gauge-labels { display: flex; justify-content: space-between; font-family: var(--font-head); font-size: var(--sz-11); color: var(--tx-lo); font-weight: 600; letter-spacing: 0.03em; padding: 0 1px; }

.stocking-rating { text-align: center; margin-bottom: 18px; }
.rating-badge    { display: inline-flex; align-items: center; gap: 8px; padding: 10px 20px; border-radius: 100px; font-family: var(--font-head); font-weight: 700; font-size: var(--sz-14); letter-spacing: -0.01em; }
.rating-badge--under    { background: var(--water-lo);             border: 1px solid var(--water-mid);           color: var(--water);  }
.rating-badge--balanced { background: var(--accent-lo);            border: 1px solid var(--accent-mid);          color: var(--accent); }
.rating-badge--full     { background: rgba(90,138,60,0.08);        border: 1px solid rgba(90,138,60,0.2);        color: var(--moss);   }
.rating-badge--light    { background: var(--gold-lo);              border: 1px solid rgba(200,134,10,0.22);      color: var(--gold);   }
.rating-badge--danger   { background: rgba(201,64,64,0.07);        border: 1px solid rgba(201,64,64,0.22);       color: var(--red);    }

.method-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-bottom: 14px; }
.method-card { background: var(--bg-2); border: 1px solid var(--border); border-radius: var(--r-md); padding: 14px; text-align: center; }
.method-name   { font-family: var(--font-head); font-size: var(--sz-12); font-weight: 700; text-transform: uppercase; letter-spacing: 0.07em; color: var(--tx-lo); margin-bottom: 8px; }
.method-values { display: flex; align-items: baseline; justify-content: center; gap: 4px; margin-bottom: 4px; }
.method-used   { font-family: var(--font-head); font-size: 1.5rem; font-weight: 800; color: var(--tx-hi); letter-spacing: -0.03em; }
.method-sep    { color: var(--tx-lo); font-size: 0.9rem; }
.method-max    { font-family: var(--font-head); font-size: 1.1rem; font-weight: 600; color: var(--tx); letter-spacing: -0.02em; }
.method-sub    { font-size: var(--sz-12); color: var(--tx-lo); }

.fish-summary { margin-top: 14px; border: 1px solid var(--border); border-radius: var(--r-md); overflow: hidden; }
.fish-summary table { width: 100%; border-collapse: collapse; font-size: var(--sz-13); }
.fish-summary th { background: var(--bg-2); padding: 9px 12px; text-align: left; font-family: var(--font-head); font-size: var(--sz-10); font-weight: 700; text-transform: uppercase; letter-spacing: 0.06em; color: var(--tx-lo); border-bottom: 1px solid var(--border); }
.fish-summary td { padding: 9px 12px; color: var(--tx); border-bottom: 1px solid var(--border); vertical-align: top; }
.fish-summary tr:last-child td { border-bottom: none; }
.fish-summary tr:hover td { background: var(--bg-2); }

.stocking-warning { padding: 10px 13px; background: rgba(200,134,10,0.06); border: 1px solid rgba(200,134,10,0.18); border-radius: var(--r-md); font-size: var(--sz-13); color: var(--gold); line-height: 1.6; }

@media (max-width: 560px) { .custom-fish-row { grid-template-columns: 1fr 1fr; } .custom-fish-row .input-group:first-child { grid-column: 1 / -1; } .method-grid { grid-template-columns: 1fr 1fr; } }

/* Tidy + align tank-size inputs (bottom-align so varying label heights line up) */
.tool-main .inputs-grid .input-group { justify-content: flex-end; }
.tool-main .inputs-grid .tool-select { width: 100%; text-overflow: ellipsis; }