:root{--bg:#eef1ea;--bg-soft:#f8f7f1;--surface:rgba(255,255,255,.86);--surface-strong:#ffffff;--surface-tint:rgba(246,242,231,.8);--ink:#162132;--ink-soft:#314154;--muted:#66768c;--line:rgba(22,33,50,.1);--line-strong:rgba(22,33,50,.18);--accent:#1a7b64;--accent-strong:#0e5b49;--accent-soft:rgba(26,123,100,.12);--accent-fog:rgba(26,123,100,.18);--navy:#20334c;--sand:#efe5d4;--success:#1b8a61;--warn:#a56f18;--danger:#b54a41;--shadow-sm:0 10px 24px rgba(27,40,59,.08);--shadow:0 26px 65px rgba(27,40,59,.12);--shadow-lg:0 38px 90px rgba(22,33,50,.18);--shell-gutter:16px;--main-menu-height:0px;--topbar-sticky-top:16px;--sticky-topbar-offset:120px;--radius-xs:12px;--radius-sm:18px;--radius-md:24px;--radius-lg:30px}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:var(--ink);background:radial-gradient(circle at top left,rgba(26,123,100,.18),transparent 26%),radial-gradient(circle at top right,rgba(236,202,151,.34),transparent 22%),radial-gradient(circle at bottom right,rgba(32,51,76,.12),transparent 24%),linear-gradient(180deg,#f3efe4,#eef3f5 40%,#f5f6f2);font-family:Aptos,Segoe UI Variable Text,Trebuchet MS,sans-serif;min-height:100vh;line-height:1.55}body:before{content:"";position:fixed;top:0;right:0;bottom:0;left:0;pointer-events:none;background:linear-gradient(120deg,rgba(255,255,255,.22),transparent 35%),radial-gradient(circle at 20% 20%,rgba(255,255,255,.16),transparent 20%);opacity:.85}html,body,#app{opacity:1!important;filter:none!important;-webkit-backdrop-filter:none!important;backdrop-filter:none!important}body:before{content:none!important;display:none!important;opacity:0!important}body.coal-mode{--bg:#edf2f6;--bg-soft:#f8fafc;--surface:rgba(255,255,255,.9);--surface-strong:#ffffff;--surface-tint:rgba(241,245,249,.88);--ink:#142235;--ink-soft:#25364a;--muted:#61748a;--line:rgba(20,34,53,.1);--line-strong:rgba(20,34,53,.18);--accent:#28506f;--accent-strong:#16334b;--accent-soft:rgba(40,80,111,.12);--accent-fog:rgba(40,80,111,.18);--success:#1f7a56;--warn:#9a671e;--danger:#af463d;background:radial-gradient(circle at top left,rgba(40,80,111,.11),transparent 22%),radial-gradient(circle at top right,rgba(125,148,171,.14),transparent 20%),linear-gradient(180deg,#eef3f7,#f4f7fa 46%,#f8fafc)}body.coal-mode:before{background:linear-gradient(120deg,rgba(255,255,255,.22),transparent 42%),radial-gradient(circle at 18% 18%,rgba(255,255,255,.14),transparent 18%);opacity:.76}body.fertilizer-mode{--bg:#eef4ee;--bg-soft:#f8fbf7;--surface:rgba(255,255,255,.9);--surface-strong:#ffffff;--surface-tint:rgba(244,248,242,.9);--ink:#152531;--ink-soft:#294050;--muted:#637784;--line:rgba(21,37,49,.1);--line-strong:rgba(21,37,49,.18);--accent:#2d6c57;--accent-strong:#194b3a;--accent-soft:rgba(45,108,87,.12);--accent-fog:rgba(45,108,87,.18);--success:#2b7f56;--warn:#9a691f;--danger:#af463d;background:radial-gradient(circle at top left,rgba(45,108,87,.12),transparent 24%),radial-gradient(circle at top right,rgba(160,186,151,.16),transparent 22%),linear-gradient(180deg,#eef5ef,#f4f8f5 46%,#fafcf9)}body.fertilizer-mode:before{background:linear-gradient(120deg,rgba(255,255,255,.22),transparent 40%),radial-gradient(circle at 16% 18%,rgba(255,255,255,.14),transparent 18%);opacity:.74}a{color:inherit;text-decoration:none}.field-error{color:var(--danger, #b54a41);font-size:12px;margin-top:2px;display:block}.ajax-error-highlight,.ajax-error-highlight:focus{border-color:var(--danger, #b54a41)!important;box-shadow:0 0 0 2px #b54a412e}strong{font-weight:700}code{padding:2px 6px;border-radius:999px;background:#16213214;color:var(--ink);font-size:.92em}.shell{max-width:1540px;margin:0 auto;padding:var(--shell-gutter);position:relative;z-index:1}.app-shell{display:grid;grid-template-columns:minmax(0,1fr);gap:14px;align-items:start;min-height:100vh}.sidebar,.topbar,.panel,.stat,.hero-card,.login-card,.nav-card,.module-card,.metric-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-md);box-shadow:var(--shadow);-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px)}.sidebar{padding:10px;position:sticky;top:16px;max-height:calc(100vh - 32px);overflow:auto;background:linear-gradient(180deg,#ffffffdb,#f9f7f1cc)}.sidebar-brand{padding:12px 14px;border-radius:18px;background:radial-gradient(circle at top right,rgba(255,255,255,.18),transparent 30%),linear-gradient(145deg,#182232fa,#1a7b64f0);color:#fff;margin-bottom:10px;box-shadow:0 24px 56px #16213229}.sidebar-brand h1,.hero h2,.panel h3,.login-card h1,.topbar h1{margin:0;font-family:Iowan Old Style,Palatino Linotype,Book Antiqua,serif;font-weight:700;letter-spacing:-.03em;line-height:1.04}.sidebar-brand h1{font-size:28px;margin-top:4px}.sidebar-brand p,.meta,.subtle,.nav-copy,.helper{color:var(--muted);font-size:13px}.sidebar-brand p{color:#fffc;margin:6px 0 0;max-width:22ch;font-size:12px}.section-label,.eyebrow{font-size:10px;text-transform:uppercase;letter-spacing:.16em;color:var(--muted);font-weight:700}.nav-section{padding:6px;border-radius:16px;background:#ffffff29;border:1px solid rgba(22,33,50,.04)}.nav-section+.nav-section{margin-top:8px}.nav-stack{display:grid;gap:5px;margin-top:7px}.nav-card{display:flex;gap:10px;padding:8px 9px;position:relative}.fertilizer-sidebar{background:var(--surface-strong);border-radius:var(--radius-md);box-shadow:var(--shadow-sm);padding:32px 0;min-height:80vh;display:flex;flex-direction:column;align-items:flex-end;position:sticky;top:32px}.fertilizer-sidebar nav ul{width:180px}.fert-nav-link{display:block;padding:12px 24px;margin-bottom:8px;border-radius:var(--radius-sm);color:var(--ink-soft);font-weight:600;font-size:1.08rem;text-decoration:none;transition:background .18s,color .18s,box-shadow .18s}.fert-nav-link:hover,.fert-nav-link.active{background:var(--accent-soft);color:var(--accent-strong);box-shadow:0 2px 8px #1a7b6414}.fertilizer-sidebar nav ul{list-style:none;padding:0;margin:0}@media(max-width:900px){.fertilizer-workspace-layout{flex-direction:column}.fertilizer-sidebar{flex-direction:row;min-height:unset;width:100%;border-radius:var(--radius-sm);padding:12px 0;margin-bottom:18px;box-shadow:none;position:static}.fertilizer-sidebar nav ul{display:flex;width:100%;gap:8px;overflow:auto hidden;-webkit-overflow-scrolling:touch}.fert-nav-link{margin-bottom:0;padding:10px 14px;font-size:1rem;white-space:nowrap}}.app-shell.has-sidebar{grid-template-columns:260px minmax(0,1fr);align-items:start}.sidebar-toggle{display:none;position:fixed;bottom:18px;left:18px;z-index:60;width:48px;height:48px;border-radius:14px;border:1px solid var(--line);background:linear-gradient(135deg,var(--accent),var(--accent-strong));color:#fff;box-shadow:0 14px 28px #1621322e;cursor:pointer;padding:0;align-items:center;justify-content:center}.sidebar-toggle-icon,.sidebar-toggle-icon:before,.sidebar-toggle-icon:after{display:block;width:20px;height:2px;background:#fff;border-radius:2px;position:relative;transition:transform .2s ease}.sidebar-toggle-icon:before,.sidebar-toggle-icon:after{content:"";position:absolute;left:0;width:100%}.sidebar-toggle-icon:before{top:-6px}.sidebar-toggle-icon:after{top:6px}.sidebar-overlay{display:none;position:fixed;top:0;right:0;bottom:0;left:0;z-index:68;background:#1422355c;-webkit-backdrop-filter:blur(3px);backdrop-filter:blur(3px)}.sidebar-overlay.active{display:block}.sidebar-close{display:none;position:absolute;top:12px;right:12px;z-index:5;width:34px;height:34px;border-radius:10px;border:1px solid var(--line);background:#ffffffe6;color:var(--ink);font-size:20px;line-height:1;cursor:pointer;padding:0;box-shadow:none}@media(max-width:1280px){.app-shell.has-sidebar{grid-template-columns:1fr}.sidebar-toggle{display:flex}.sidebar-close{display:flex;align-items:center;justify-content:center}.sidebar{position:fixed;top:0;left:0;bottom:0;z-index:70;width:min(280px,85vw);max-height:100vh;border-radius:0 var(--radius-md) var(--radius-md) 0;box-shadow:var(--shadow-lg);transform:translate(-110%);transition:transform .28s cubic-bezier(.4,0,.2,1)}.sidebar.drawer-open{transform:translate(0)}}