.farm3d-shell { min-height: 100vh; }
.farm3d-period { min-width: 88px; height: 35px; display: grid; place-items: center; margin-left: 14px; border-radius: 20px; background: #173c78; color: #fff; font-size: 12px; font-weight: 700; }
.farm3d-period.day { background: #ffd000; color: #222; }
.farm3d-page { grid-column: 2; grid-row: 3; min-width: 0; min-height: calc(100vh - var(--topbar) - var(--tabs)); padding: 18px 22px 22px; position: relative; overflow: hidden; background: #edf4f0; }

.farm3d-heading { min-height: 78px; display: flex; align-items: center; justify-content: space-between; gap: 24px; padding: 0 4px 14px; }
.farm3d-heading h1 { margin: 1px 0 4px; color: #173d2a; font-size: 30px; line-height: 1; }
.farm3d-heading p { margin: 0; color: #627169; font-size: 13px; }
.farm3d-heading .farm3d-eyebrow { color: #15954a; font-size: 10px; font-weight: 800; letter-spacing: 1.6px; }
.farm3d-heading-actions { display: flex; align-items: center; gap: 12px; }
.farm3d-view-mode { display: flex; padding: 3px; border: 1px solid #b8c9bf; border-radius: 20px; background: #dfe9e3; }
.farm3d-view-mode button { height: 30px; padding: 0 13px; border: 0; border-radius: 16px; background: transparent; color: #5c6f64; font-size: 10px; font-weight: 800; letter-spacing: .35px; cursor: pointer; }
.farm3d-view-mode button.active { background: #1a9b4e; color: #fff; box-shadow: 0 2px 6px rgba(24,116,62,.24); }
.farm3d-view-mode button:focus-visible { outline: 3px solid #2c78c6; outline-offset: 2px; }
.farm3d-view-controls { display: flex; align-items: center; gap: 8px; }
.farm3d-view-controls button { height: 36px; min-width: 42px; padding: 0 14px; border: 1px solid #a9bdb2; border-radius: 18px; background: #fff; color: #264a37; font-size: 17px; font-weight: 800; cursor: pointer; box-shadow: 0 3px 8px rgba(24,70,45,.08); }
.farm3d-view-controls button:nth-child(2) { min-width: 112px; font-size: 11px; letter-spacing: .4px; }
.farm3d-view-controls button:hover { border-color: #5ebf68; background: #f1ffe8; }
.farm3d-view-controls button:focus-visible { outline: 3px solid #2c78c6; outline-offset: 2px; }

.farm3d-layout { min-height: 760px; display: grid; grid-template-columns: minmax(760px, 1fr) 330px; gap: 18px; }
.farm3d-stage { min-width: 0; min-height: 760px; position: relative; overflow: hidden; border: 1px solid #cad9d1; border-radius: 16px; background: linear-gradient(180deg, #dff2ff 0 42%, #f7fbf8 42% 100%); perspective: 1350px; perspective-origin: 50% 36%; box-shadow: 0 10px 26px rgba(35,80,55,.08); cursor: grab; user-select: none; touch-action: none; }
.farm3d-stage.dragging { cursor: grabbing; }
.farm3d-model-viewer { position: absolute; inset: 0; z-index: 20; width: 100%; height: 100%; background: radial-gradient(circle at 50% 45%, #f9fffb 0 14%, #e2eee8 64%, #c9d9d1 100%); --poster-color: transparent; }
.farm3d-stage:not(.show-model) .farm3d-model-viewer,
.farm3d-stage:not(.show-model) .farm3d-model-note { display: none; }
.farm3d-stage.show-model .farm3d-stage-grid,
.farm3d-stage.show-model .farm3d-world,
.farm3d-stage.show-model .farm3d-drag-hint,
.farm3d-stage.show-model::before { visibility: hidden; }
.farm3d-model-note { position: absolute; left: 17px; top: 17px; z-index: 25; min-width: 220px; padding: 9px 12px; display: grid; gap: 3px; border: 1px solid rgba(81,112,94,.25); border-radius: 9px; background: rgba(255,255,255,.88); color: #244b36; pointer-events: none; box-shadow: 0 5px 14px rgba(28,64,43,.12); backdrop-filter: blur(6px); }
.farm3d-model-note strong { font-size: 10px; letter-spacing: 1.1px; }
.farm3d-model-note span { color: #65756c; font-size: 10px; }
.farm3d-model-progress { position: absolute; left: 14%; right: 14%; bottom: 22px; z-index: 26; height: 7px; overflow: hidden; border-radius: 7px; background: rgba(37,63,49,.18); }
.farm3d-model-progress span { display: block; width: 0; height: 100%; border-radius: inherit; background: linear-gradient(90deg, #18a850, #7ed321); transition: width .18s ease; }
.farm3d-model-viewer.loaded .farm3d-model-progress { opacity: 0; transition: opacity .35s ease .25s; }
.farm3d-model-error { position: absolute; inset: 0; display: grid; place-content: center; justify-items: center; gap: 8px; color: #355544; text-align: center; }
.farm3d-model-error strong { font-size: 14px; letter-spacing: .5px; }
.farm3d-model-error span { color: #6d7d74; font-size: 12px; }
.farm3d-stage-grid { position: absolute; inset: 42% 0 0; background-image: linear-gradient(rgba(21,112,65,.08) 1px, transparent 1px), linear-gradient(90deg, rgba(21,112,65,.08) 1px, transparent 1px); background-size: 38px 38px; transform: perspective(600px) rotateX(58deg) scale(1.35); transform-origin: top; opacity: .7; }
.farm3d-stage::before { content: ""; position: absolute; width: 760px; height: 160px; left: 50%; bottom: 36px; transform: translateX(-50%); border-radius: 50%; background: radial-gradient(ellipse, rgba(24,66,44,.2), transparent 66%); filter: blur(12px); }
.farm3d-drag-hint { position: absolute; left: 18px; bottom: 14px; margin: 0; color: #708078; font-size: 10px; font-weight: 800; letter-spacing: 1.3px; }

.farm3d-world { --orbit: -34deg; width: 900px; height: 620px; position: absolute; left: 50%; top: 53%; transform-style: preserve-3d; transform-origin: 50% 50%; transform: translate(-50%, -50%) rotateX(57deg) rotateZ(var(--orbit)); transition: transform .38s ease; }
.farm3d-stage.dragging .farm3d-world { transition: none; }
.farm3d-ground { position: absolute; inset: 16px; border: 2px solid rgba(21,118,66,.45); border-radius: 22px; background: linear-gradient(135deg, rgba(180,236,160,.95), rgba(112,194,121,.95)); box-shadow: inset 0 0 0 12px rgba(255,255,255,.28), 0 0 0 7px rgba(255,255,255,.55); transform: translateZ(0); }
.farm3d-ground::before { content: ""; position: absolute; inset: 33px; border: 2px dashed rgba(15,92,52,.28); border-radius: 14px; }

.farm3d-object { position: absolute; left: var(--x); top: var(--y); width: var(--w); height: var(--d); transform-style: preserve-3d; }
.farm3d-face { position: absolute; display: grid; place-items: center; overflow: hidden; backface-visibility: hidden; }
.farm3d-top { inset: 0; transform: translateZ(var(--h)); border: 2px solid rgba(18,74,45,.62); background: rgba(224,249,235,.9); }
.farm3d-front { left: 0; top: 100%; width: 100%; height: var(--h); transform-origin: top; transform: rotateX(90deg); border: 2px solid rgba(18,74,45,.58); border-top: 0; background: #9bc5b0; }
.farm3d-side { left: 100%; top: 0; width: var(--h); height: 100%; transform-origin: left; transform: rotateY(-90deg); border: 2px solid rgba(18,74,45,.52); border-left: 0; background: #6fa68a; }

.climate-building .farm3d-top { grid-template-rows: auto auto; align-content: center; gap: 10px; background: repeating-linear-gradient(90deg, rgba(255,255,255,.76) 0 41px, rgba(128,204,235,.6) 42px 45px), rgba(218,247,252,.85); color: #143d34; }
.climate-building .farm3d-top::before { content: ""; position: absolute; inset: 20px 34px; border: 4px solid rgba(255,255,255,.78); border-radius: 10px; }
.climate-building .farm3d-top strong, .climate-building .farm3d-top span { z-index: 1; padding: 5px 11px; border-radius: 16px; background: rgba(255,255,255,.88); box-shadow: 0 2px 8px rgba(15,67,48,.1); }
.climate-building .farm3d-top strong { font-size: 18px; letter-spacing: .8px; }
.climate-building .farm3d-top span { font-size: 13px; font-weight: 700; }
.climate-building .farm3d-front { background: repeating-linear-gradient(90deg, rgba(155,215,227,.88) 0 42px, rgba(238,253,255,.9) 43px 47px); }
.climate-building .farm3d-side { background: repeating-linear-gradient(0deg, rgba(103,174,191,.9) 0 38px, rgba(219,247,250,.9) 39px 43px); }

.farm3d-bed { position: absolute; left: var(--x); top: var(--y); width: var(--w); height: 145px; z-index: 2; display: grid; grid-template-columns: repeat(4, 1fr); gap: 15px; padding: 12px; transform: translateZ(119px); pointer-events: none; }
.farm3d-bed i { position: relative; border: 2px solid #4c7d43; border-radius: 7px; background: repeating-linear-gradient(0deg, #6b3e22 0 12px, #7bbd45 13px 19px); box-shadow: inset 0 0 0 4px rgba(238,255,217,.35); }
.farm3d-bed i::before, .farm3d-bed i::after { content: ""; position: absolute; left: 11px; right: 11px; height: 8px; border-radius: 50%; background: #b4f064; box-shadow: 0 30px #b4f064, 0 60px #b4f064, 0 90px #b4f064; }
.farm3d-bed i::before { top: 8px; }
.farm3d-bed i::after { top: 20px; left: 25px; right: 25px; background: #86d842; box-shadow: 0 30px #86d842, 0 60px #86d842, 0 90px #86d842; }

.farm3d-pipe { position: absolute; height: 10px; z-index: 1; border: 2px solid #176db1; border-radius: 6px; background: #63b9ed; transform-origin: left center; transform: translateZ(9px); box-shadow: 0 3px 0 #155787; }
.pipe-main { left: 480px; top: 430px; width: 245px; transform: translateZ(9px) rotate(-37deg); }
.pipe-branch-one { left: 520px; top: 325px; width: 138px; transform: translateZ(10px) rotate(-86deg); }
.pipe-branch-two { left: 586px; top: 368px; width: 122px; transform: translateZ(10px) rotate(12deg); }
.pipe-branch-three { left: 580px; top: 465px; width: 145px; transform: translateZ(10px) rotate(-7deg); }

.reservoir .farm3d-top { border-radius: 50%; background: radial-gradient(circle at 38% 34%, #fff 0 9%, #cfe8ef 10% 36%, #7ba5ad 37% 42%, #e7f5f6 43% 100%); color: #173b45; font-size: 13px; font-weight: 800; letter-spacing: .5px; }
.reservoir .farm3d-front { border-radius: 0 0 18px 18px; background: linear-gradient(to top, #1689cf 0 var(--tank-level), rgba(222,239,241,.94) var(--tank-level) 100%); }
.reservoir .farm3d-side { border-radius: 0 18px 18px 0; background: linear-gradient(to top, #0c66a3 0 var(--tank-level), rgba(174,205,209,.95) var(--tank-level) 100%); }
.reservoir .farm3d-front i { position: absolute; left: 14px; right: 14px; top: calc(100% - var(--tank-level)); height: 3px; background: rgba(217,249,255,.95); box-shadow: 0 2px 5px rgba(0,80,130,.45); }
.reservoir.nursery .farm3d-top { box-shadow: inset 0 0 0 8px rgba(255,190,112,.55); }
.reservoir[data-level="0"] .farm3d-front, .reservoir[data-level="0"] .farm3d-side, .reservoir[data-level="3"] .farm3d-front, .reservoir[data-level="3"] .farm3d-side { filter: saturate(1.15); }

.farm3d-device { position: absolute; left: var(--x); top: var(--y); z-index: 6; width: 68px; min-height: 48px; padding: 4px; display: grid; justify-items: center; gap: 3px; border: 0; background: transparent; color: #18231d; transform: translateZ(var(--z)); cursor: pointer; }
.farm3d-device span { width: 36px; height: 36px; display: grid; place-items: center; border: 4px solid #fff; outline: 2px solid #89978f; border-radius: 50%; background: #8f9993; color: #fff; font-size: 9px; font-weight: 900; box-shadow: 0 6px 10px rgba(20,55,38,.24); transition: .2s ease; }
.farm3d-device b { padding: 2px 6px; border-radius: 9px; background: rgba(255,255,255,.92); font-size: 9px; white-space: nowrap; box-shadow: 0 2px 6px rgba(20,55,38,.16); }
.farm3d-device.on span { outline-color: #37b92d; background: #7ed321; color: #173100; animation: farm3d-pulse 1.45s ease-in-out infinite alternate; }
.farm3d-device.off span { outline-color: #5f6964; background: #303033; }
.farm3d-device.selected span { outline: 4px solid #ffcf00; outline-offset: 2px; }
.farm3d-device:focus-visible span { outline: 4px solid #2d78c4; outline-offset: 2px; }
@keyframes farm3d-pulse { from { box-shadow: 0 6px 10px rgba(20,55,38,.24), 0 0 0 0 rgba(126,211,33,.35); } to { box-shadow: 0 6px 10px rgba(20,55,38,.24), 0 0 0 12px rgba(126,211,33,0); } }

.farm3d-live-panel { min-width: 0; padding: 17px; overflow: auto; border: 1px solid #c8d8cf; border-radius: 16px; background: #fff; box-shadow: 0 10px 26px rgba(35,80,55,.08); }
.farm3d-live-title { min-height: 45px; display: flex; align-items: center; justify-content: space-between; gap: 10px; padding-bottom: 13px; border-bottom: 1px solid #e0e9e4; }
.farm3d-live-title div { display: flex; align-items: center; gap: 8px; color: #28503a; }
.farm3d-live-title div span { width: 10px; height: 10px; border-radius: 50%; background: #aab5af; }
.farm3d-live-title.online div span { background: #2aca45; box-shadow: 0 0 0 5px rgba(42,202,69,.14); }
.farm3d-live-title output { color: #7b8780; font-size: 10px; text-align: right; }
.farm3d-live-panel h2 { margin: 18px 0 10px; color: #234934; font-size: 15px; }
.farm3d-climate-values dl { margin: 0; display: grid; gap: 8px; }
.farm3d-climate-values dl div { min-height: 38px; padding: 0 11px; display: flex; align-items: center; justify-content: space-between; border-radius: 8px; background: #edf8f2; }
.farm3d-climate-values dt { color: #5c6f64; font-size: 12px; }
.farm3d-climate-values dd { margin: 0; color: #173e2a; font-size: 15px; font-weight: 800; }
.farm3d-reservoir-values { display: grid; gap: 9px; }
.farm3d-reservoir-values h2 { margin-bottom: 1px; }
.farm3d-reservoir-values article { padding: 10px 11px; border: 1px solid #dbe8e0; border-radius: 9px; background: #fbfdfc; }
.farm3d-reservoir-values article header { display: flex; align-items: center; justify-content: space-between; padding-bottom: 7px; border-bottom: 1px solid #e6eee9; color: #244d36; }
.farm3d-reservoir-values article header output { min-width: 62px; padding: 3px 7px; border-radius: 10px; background: #e9f3ed; font-size: 10px; font-weight: 800; text-align: center; }
.farm3d-reservoir-values article p { margin: 8px 0 0; display: inline-flex; align-items: center; gap: 5px; color: #3b5446; font-size: 11px; }
.farm3d-reservoir-values article p + p { margin-left: 10px; }
.farm3d-reservoir-values article p span { color: #138d4b; font-weight: 800; }
.farm3d-selection { min-height: 83px; margin-top: 17px; padding: 12px; display: grid; gap: 5px; border-left: 5px solid #7ed321; border-radius: 8px; background: #eef9e9; }
.farm3d-selection span { color: #6f7e75; font-size: 9px; font-weight: 800; letter-spacing: 1px; }
.farm3d-selection strong { color: #234c35; font-size: 13px; }
.farm3d-selection output { color: #69746e; font-size: 11px; font-weight: 800; }

.farm3d-data-status { position: fixed; right: 18px; bottom: 14px; z-index: 10; padding: 7px 12px; border-radius: 13px; font-size: 11px; font-weight: 700; }
.farm3d-data-status.waiting { background: #fff1bd; color: #815a00; }
.farm3d-data-status.online { background: #d9f7d2; color: #18702a; }
.farm3d-data-status.offline { background: #ffe0e0; color: #a41d1d; }

@media (max-width: 1500px) {
    .farm3d-page { padding: 14px 16px 18px; }
    .farm3d-heading-actions { gap: 7px; }
    .farm3d-view-mode button { padding: 0 9px; }
    .farm3d-layout { grid-template-columns: minmax(690px, 1fr) 300px; }
    .farm3d-world { transform: translate(-50%, -50%) scale(.9) rotateX(57deg) rotateZ(var(--orbit)); }
}

@media (max-width: 1050px) {
    .farm3d-period { display: none; }
    .farm3d-page { overflow: auto; }
    .farm3d-layout { min-width: 900px; grid-template-columns: 1fr; }
    .farm3d-live-panel { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
    .farm3d-live-title, .farm3d-selection { grid-column: 1 / -1; }
}

@media (prefers-reduced-motion: reduce) {
    .farm3d-world, .farm3d-device span { transition: none; animation: none; }
}