/* =============================================================
   MULTITEL AGRO — Design System
   Institutional AgriTech platform
   ============================================================= */

/* ---------- Tokens ---------- */
:root{
  /* Official palette */
  --color-bg:#eaedef;
  --color-surface:#ffffff;
  --color-primary:#31a05c;
  --color-primary-dk:#1f7a42;
  --color-ink:#1a1f1c;
  --color-muted:#5a6b61;
  --color-border:#d0d6d2;
  --color-alert:#e8a020;
  --color-danger:#c0392b;

  /* Derived surfaces */
  --surface-raised:#ffffff;
  --surface-sunken:#f3f5f6;
  --surface-ink:#11150f;
  --surface-ink-2:#1a211c;
  --tint-primary:rgba(49,160,92,.08);
  --tint-primary-12:rgba(49,160,92,.12);
  --tint-alert:rgba(232,160,32,.12);
  --tint-danger:rgba(192,57,43,.10);

  /* Gradients (palette-only) */
  --grad-primary:linear-gradient(135deg,#31a05c 0%,#1f7a42 100%);
  --grad-ink:linear-gradient(160deg,#1a211c 0%,#11150f 100%);
  --grad-mesh:radial-gradient(900px 500px at 85% -10%,rgba(49,160,92,.10),transparent 60%),
              radial-gradient(700px 500px at -10% 20%,rgba(31,122,66,.07),transparent 55%);

  /* Typography */
  --font-display:"DM Serif Display",Georgia,serif;
  --font-body:"Inter",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  --font-mono:"JetBrains Mono",ui-monospace,"SFMono-Regular",monospace;

  --fs-display:clamp(2.6rem,5.2vw,4.4rem);
  --fs-h1:clamp(2.2rem,4vw,3.4rem);
  --fs-h2:clamp(1.9rem,3vw,2.6rem);
  --fs-h3:clamp(1.3rem,1.8vw,1.6rem);
  --fs-h4:1.125rem;
  --fs-body:1.0625rem;
  --fs-sm:.9375rem;
  --fs-xs:.8125rem;
  --fs-eyebrow:.75rem;

  --lh-tight:1.08;
  --lh-snug:1.3;
  --lh-body:1.65;

  /* Spacing scale: 8 16 24 32 48 64 96 128 */
  --sp-1:8px;
  --sp-2:16px;
  --sp-3:24px;
  --sp-4:32px;
  --sp-5:48px;
  --sp-6:64px;
  --sp-7:96px;
  --sp-8:128px;

  /* Radius */
  --radius-xs:6px;
  --radius-sm:10px;
  --radius-md:14px;
  --radius-lg:20px;
  --radius-xl:28px;
  --radius-pill:999px;

  /* Elevation */
  --shadow-xs:0 1px 2px rgba(17,21,15,.06);
  --shadow-sm:0 2px 8px rgba(17,21,15,.06),0 1px 2px rgba(17,21,15,.04);
  --shadow-md:0 8px 24px rgba(17,21,15,.08),0 2px 6px rgba(17,21,15,.05);
  --shadow-lg:0 20px 48px rgba(17,21,15,.12),0 6px 16px rgba(17,21,15,.06);
  --shadow-glow:0 12px 40px rgba(31,122,66,.18);

  /* Layout */
  --container:1240px;
  --container-narrow:920px;
  --gutter:clamp(20px,5vw,48px);

  /* Motion tokens */
  --ease-out:cubic-bezier(.16,1,.3,1);
  --ease-inout:cubic-bezier(.65,.05,.36,1);
  --dur-fast:.18s;
  --dur-base:.32s;
  --dur-slow:.6s;

  --border-hair:1px solid var(--color-border);
}

/* ---------- Reset ---------- */
*,*::before,*::after{box-sizing:border-box}
*{margin:0}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:88px}
body{
  font-family:var(--font-body);
  font-size:var(--fs-body);
  line-height:var(--lh-body);
  color:var(--color-ink);
  background:var(--color-bg);
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
  overflow-x:hidden;
}
img,svg{display:block;max-width:100%}
button,input,select,textarea{font:inherit;color:inherit}
button{cursor:pointer;background:none;border:none}
a{color:inherit;text-decoration:none}
ul{list-style:none;padding:0}
:focus-visible{outline:3px solid var(--color-primary);outline-offset:2px;border-radius:4px}

/* ---------- Type ---------- */
h1,h2,h3{line-height:var(--lh-tight);letter-spacing:-.02em;font-weight:400}
.display{font-family:var(--font-display);font-size:var(--fs-display);line-height:var(--lh-tight);letter-spacing:-.015em}
h1{font-family:var(--font-display);font-size:var(--fs-h1)}
h2{font-family:var(--font-display);font-size:var(--fs-h2)}
h3{font-family:var(--font-body);font-size:var(--fs-h3);font-weight:600;letter-spacing:-.01em}
h4{font-family:var(--font-body);font-size:var(--fs-h4);font-weight:600}
p{color:var(--color-muted)}
strong{color:var(--color-ink);font-weight:600}
.mono{font-family:var(--font-mono);font-feature-settings:"tnum" 1}

/* ---------- Layout primitives ---------- */
.container{width:100%;max-width:var(--container);margin-inline:auto;padding-inline:var(--gutter)}
.section{padding-block:var(--sp-8)}
.section--tight{padding-block:var(--sp-7)}
.section-head{max-width:680px;margin-bottom:var(--sp-6)}
.section-head--center{margin-inline:auto;text-align:center}

.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-family:var(--font-mono);font-size:var(--fs-eyebrow);
  text-transform:uppercase;letter-spacing:.18em;font-weight:600;
  color:var(--color-primary-dk);
}
.eyebrow::before{
  content:"";width:24px;height:1px;background:var(--color-primary);
}
.section-head--center .eyebrow::before{display:none}
.section-head p{margin-top:var(--sp-2);font-size:1.0625rem;max-width:60ch}
.section-head h2{margin-top:var(--sp-2)}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  font-weight:600;font-size:var(--fs-sm);letter-spacing:.01em;
  padding:13px 22px;border-radius:var(--radius-pill);
  transition:transform var(--dur-fast) var(--ease-out),
             box-shadow var(--dur-base) var(--ease-out),
             background var(--dur-base) var(--ease-out),
             color var(--dur-base) var(--ease-out);
  white-space:nowrap;
}
.btn i{font-size:.85em}
.btn--primary{background:var(--grad-primary);color:#fff;box-shadow:var(--shadow-sm)}
.btn--primary:hover{transform:translateY(-2px) scale(1.015);box-shadow:var(--shadow-glow)}
.btn--ghost{background:var(--color-surface);color:var(--color-ink);border:1px solid var(--color-border);box-shadow:var(--shadow-xs)}
.btn--ghost:hover{transform:translateY(-2px);border-color:var(--color-primary);box-shadow:var(--shadow-sm)}
.btn--ink{background:var(--color-ink);color:#fff}
.btn--ink:hover{transform:translateY(-2px);box-shadow:var(--shadow-md)}
.btn--lg{padding:16px 28px;font-size:1rem}
.btn--block{width:100%}

/* ---------- Navbar ---------- */
.skip-link{
  position:absolute;left:16px;top:-60px;z-index:200;
  background:var(--color-ink);color:#fff;padding:12px 18px;border-radius:var(--radius-sm);
  transition:top var(--dur-base) var(--ease-out);font-weight:600;font-size:var(--fs-sm);
}
.skip-link:focus{top:16px}

.navbar{
  position:fixed;inset:0 0 auto 0;z-index:100;
  transition:background var(--dur-base) var(--ease-out),
             box-shadow var(--dur-base) var(--ease-out),
             border-color var(--dur-base) var(--ease-out);
  border-bottom:1px solid transparent;
}
.navbar.is-scrolled{
  background:rgba(255,255,255,.82);
  backdrop-filter:saturate(180%) blur(16px);
  -webkit-backdrop-filter:saturate(180%) blur(16px);
  border-bottom:1px solid var(--color-border);
  box-shadow:var(--shadow-sm);
}
.nav-inner{display:flex;align-items:center;justify-content:space-between;height:72px}
.brand{display:flex;align-items:center;gap:12px;font-weight:700;letter-spacing:-.01em}
.brand-mark{
  width:38px;height:38px;border-radius:10px;background:var(--grad-primary);
  display:grid;place-items:center;color:#fff;box-shadow:var(--shadow-sm);flex-shrink:0;
}
.brand-mark svg{width:22px;height:22px}
.brand-text{font-size:1.0625rem;line-height:1.05}
.brand-text span{display:block;font-family:var(--font-mono);font-size:.625rem;font-weight:500;
  letter-spacing:.22em;text-transform:uppercase;color:var(--color-muted)}

.nav-links{display:flex;align-items:center;gap:4px}
.nav-links a{
  padding:9px 14px;border-radius:var(--radius-sm);font-size:var(--fs-sm);font-weight:500;
  color:var(--color-muted);transition:color var(--dur-fast),background var(--dur-fast);
}
.nav-links a:hover{color:var(--color-ink);background:var(--tint-primary)}
.nav-actions{display:flex;align-items:center;gap:12px}
.nav-links__cta{display:none}

.nav-toggle{display:none;width:44px;height:44px;border-radius:var(--radius-sm);
  align-items:center;justify-content:center;color:var(--color-ink);font-size:1.25rem}
.nav-toggle:hover{background:var(--tint-primary)}

/* ---------- Hero ---------- */
.hero{
  position:relative;padding-top:148px;padding-bottom:var(--sp-8);
  background:var(--color-bg);background-image:var(--grad-mesh);overflow:hidden;
}
.hero-grid{
  display:grid;grid-template-columns:1.05fr .95fr;gap:var(--sp-6);align-items:center;
}
.hero-status{
  display:inline-flex;align-items:center;gap:10px;padding:7px 14px 7px 12px;
  background:var(--color-surface);border:1px solid var(--color-border);
  border-radius:var(--radius-pill);box-shadow:var(--shadow-xs);
  font-size:var(--fs-xs);font-weight:600;color:var(--color-muted);margin-bottom:var(--sp-3);
}
.dot{width:8px;height:8px;border-radius:50%;background:var(--color-primary);position:relative}
.dot::after{content:"";position:absolute;inset:-4px;border-radius:50%;
  background:var(--color-primary);opacity:.35;animation:ping 2s var(--ease-out) infinite}
@keyframes ping{0%{transform:scale(.6);opacity:.5}80%,100%{transform:scale(2.2);opacity:0}}

.hero h1{font-size:var(--fs-display);margin-bottom:var(--sp-3)}
.hero-sub{font-size:1.1875rem;max-width:52ch;margin-bottom:var(--sp-4);line-height:1.55}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:var(--sp-5)}

.kpi-row{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--sp-2);
  padding-top:var(--sp-4);border-top:1px solid var(--color-border)}
.kpi-value{font-family:var(--font-mono);font-size:1.9rem;font-weight:700;
  color:var(--color-ink);line-height:1;letter-spacing:-.02em}
.kpi-value .u{color:var(--color-primary)}
.kpi-label{font-size:var(--fs-xs);color:var(--color-muted);margin-top:6px;font-weight:500}

/* Hero visual panel */
.hero-visual{
  position:relative;background:var(--grad-ink);border-radius:var(--radius-xl);
  padding:var(--sp-3);box-shadow:var(--shadow-lg);overflow:hidden;
  border:1px solid rgba(255,255,255,.06);
}
.hero-visual::before{
  content:"";position:absolute;inset:0;
  background:radial-gradient(420px 320px at 70% 15%,rgba(49,160,92,.18),transparent 60%);
  pointer-events:none;
}
.visual-head{display:flex;align-items:center;justify-content:space-between;
  padding:6px 8px 14px;position:relative;z-index:2}
.visual-title{display:flex;align-items:center;gap:9px;color:rgba(255,255,255,.92);
  font-family:var(--font-mono);font-size:var(--fs-xs);letter-spacing:.06em}
.visual-title i{color:var(--color-primary)}
.visual-badge{font-family:var(--font-mono);font-size:.6875rem;color:var(--color-primary);
  background:rgba(49,160,92,.14);border:1px solid rgba(49,160,92,.3);
  padding:4px 10px;border-radius:var(--radius-pill);display:flex;align-items:center;gap:6px}
.netviz{width:100%;height:auto;display:block;position:relative;z-index:1}
.visual-foot{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;
  margin-top:14px;position:relative;z-index:2}
.viz-stat{background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.08);
  border-radius:var(--radius-sm);padding:10px 12px}
.viz-stat .v{font-family:var(--font-mono);color:#fff;font-size:.95rem;font-weight:600}
.viz-stat .l{font-size:.625rem;color:rgba(255,255,255,.5);text-transform:uppercase;
  letter-spacing:.12em;margin-top:3px}

/* SVG network animation */
.flow-path{stroke:rgba(49,160,92,.25);stroke-width:1.5;fill:none}
.flow-dash{stroke:var(--color-primary);stroke-width:2;fill:none;
  stroke-dasharray:6 90;stroke-linecap:round;
  animation:flow 3s linear infinite}
@keyframes flow{to{stroke-dashoffset:-96}}
.node-sensor{fill:var(--surface-ink-2);stroke:rgba(49,160,92,.5);stroke-width:1.5}
.node-pulse{fill:none;stroke:var(--color-primary);stroke-width:1.5;transform-origin:center;
  animation:nodepulse 2.6s var(--ease-out) infinite}
@keyframes nodepulse{0%{opacity:.7;r:10}70%,100%{opacity:0;r:22}}
.node-core{fill:var(--color-primary)}
.node-gw{fill:var(--color-primary-dk);stroke:var(--color-primary);stroke-width:2}
.node-label{fill:rgba(255,255,255,.6);font-family:var(--font-mono);font-size:9px;
  letter-spacing:.05em}
.node-cap{fill:rgba(255,255,255,.92);font-family:var(--font-mono);font-size:10px;font-weight:600}

/* ---------- Trusted strip ---------- */
.techstrip{background:var(--color-ink);color:#fff;padding-block:var(--sp-5)}
.techstrip-inner{display:flex;align-items:center;justify-content:space-between;
  gap:var(--sp-4);flex-wrap:wrap}
.techstrip-label{font-family:var(--font-mono);font-size:var(--fs-xs);
  color:rgba(255,255,255,.5);letter-spacing:.14em;text-transform:uppercase;max-width:200px}
.techstrip-logos{display:flex;align-items:center;gap:var(--sp-5);flex-wrap:wrap}
.techlogo{display:flex;align-items:center;gap:10px;color:rgba(255,255,255,.78);
  font-weight:600;font-size:1.0625rem;transition:color var(--dur-base)}
.techstrip:hover .techlogo{color:rgba(255,255,255,.5)}
.techlogo:hover{color:#fff}
.techlogo i{font-size:1.4rem;color:var(--color-primary)}

/* ---------- About ---------- */
.about-grid{display:grid;grid-template-columns:1fr 1fr;gap:var(--sp-6);align-items:center}
.about-points{display:grid;gap:var(--sp-3);margin-top:var(--sp-4)}
.about-point{display:flex;gap:16px}
.about-point i{color:var(--color-primary);font-size:1.05rem;margin-top:4px;flex-shrink:0}
.about-point h4{margin-bottom:4px}
.about-point p{font-size:var(--fs-sm)}

/* Pipeline diagram */
.pipeline{
  background:var(--grad-ink);border-radius:var(--radius-xl);padding:var(--sp-4);
  box-shadow:var(--shadow-lg);position:relative;overflow:hidden;
}
.pipeline::before{content:"";position:absolute;inset:0;
  background:radial-gradient(360px 280px at 80% 0%,rgba(49,160,92,.16),transparent 60%)}
.pipeline-head{display:flex;align-items:center;justify-content:space-between;
  position:relative;z-index:1;margin-bottom:var(--sp-3)}
.pipeline-head span{font-family:var(--font-mono);font-size:var(--fs-xs);
  color:rgba(255,255,255,.55);letter-spacing:.08em}
.pipeline-head .live{color:var(--color-primary);display:flex;align-items:center;gap:7px}
.pipe-steps{display:grid;gap:10px;position:relative;z-index:1}
.pipe-step{display:flex;align-items:center;gap:16px;padding:14px 16px;
  background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.08);
  border-radius:var(--radius-md);transition:border-color var(--dur-base),background var(--dur-base)}
.pipe-step:hover{border-color:rgba(49,160,92,.4);background:rgba(49,160,92,.06)}
.pipe-icon{width:42px;height:42px;border-radius:10px;background:rgba(49,160,92,.14);
  border:1px solid rgba(49,160,92,.3);display:grid;place-items:center;
  color:var(--color-primary);font-size:1.05rem;flex-shrink:0}
.pipe-body{flex:1;min-width:0}
.pipe-body .t{color:#fff;font-weight:600;font-size:var(--fs-sm)}
.pipe-body .d{color:rgba(255,255,255,.55);font-size:var(--fs-xs)}
.pipe-tag{font-family:var(--font-mono);font-size:.625rem;color:var(--color-primary);
  letter-spacing:.08em}
.pipe-connector{height:14px;width:2px;background:linear-gradient(rgba(49,160,92,.5),rgba(49,160,92,.1));
  margin-left:37px}

/* ---------- Solution grid ---------- */
.bg-sunken{background:var(--surface-sunken)}
.sol-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--sp-3)}
.sol-card{
  background:var(--color-surface);border:1px solid var(--color-border);
  border-radius:var(--radius-lg);padding:var(--sp-4);position:relative;overflow:hidden;
  transition:transform var(--dur-base) var(--ease-out),
             box-shadow var(--dur-base) var(--ease-out),
             border-color var(--dur-base);
}
.sol-card::after{content:"";position:absolute;inset:0 0 auto 0;height:3px;
  background:var(--grad-primary);transform:scaleX(0);transform-origin:left;
  transition:transform var(--dur-base) var(--ease-out)}
.sol-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:transparent}
.sol-card:hover::after{transform:scaleX(1)}
.sol-icon{width:52px;height:52px;border-radius:var(--radius-md);background:var(--tint-primary);
  display:grid;place-items:center;color:var(--color-primary-dk);font-size:1.35rem;
  margin-bottom:var(--sp-3)}
.sol-card h3{margin-bottom:10px}
.sol-card p{font-size:var(--fs-sm)}
.sol-meta{display:flex;align-items:center;gap:8px;margin-top:var(--sp-3);
  font-family:var(--font-mono);font-size:var(--fs-xs);color:var(--color-primary-dk)}
.sol-meta i{font-size:.7rem}

/* ---------- Benefits ---------- */
.benefit-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:var(--sp-2)}
.benefit-card{background:var(--color-surface);border:1px solid var(--color-border);
  border-radius:var(--radius-lg);padding:var(--sp-3);display:flex;flex-direction:column;
  transition:transform var(--dur-base) var(--ease-out),box-shadow var(--dur-base)}
.benefit-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md)}
.benefit-card i{color:var(--color-primary);font-size:1.2rem;margin-bottom:var(--sp-3)}
.benefit-metric{font-family:var(--font-mono);font-size:1.85rem;font-weight:700;
  color:var(--color-ink);line-height:1;letter-spacing:-.02em}
.benefit-metric .u{color:var(--color-primary);font-size:1.1rem}
.benefit-card h4{margin:12px 0 6px;font-size:1rem}
.benefit-card p{font-size:var(--fs-xs);line-height:1.5}

/* ---------- How it works ---------- */
.timeline{position:relative;display:grid;grid-template-columns:repeat(4,1fr);gap:var(--sp-3)}
.timeline::before{content:"";position:absolute;top:31px;left:8%;right:8%;height:2px;
  background:linear-gradient(90deg,transparent,var(--color-border) 12%,var(--color-border) 88%,transparent)}
.tl-step{position:relative;text-align:left}
.tl-num{width:64px;height:64px;border-radius:50%;background:var(--color-surface);
  border:2px solid var(--color-border);display:grid;place-items:center;
  font-family:var(--font-mono);font-size:1.35rem;font-weight:700;color:var(--color-primary-dk);
  position:relative;z-index:1;margin-bottom:var(--sp-3);transition:border-color var(--dur-base),box-shadow var(--dur-base)}
.tl-step:hover .tl-num{border-color:var(--color-primary);box-shadow:var(--shadow-glow)}
.tl-step h3{font-size:1.15rem;margin-bottom:8px}
.tl-step p{font-size:var(--fs-sm)}
.tl-meta{font-family:var(--font-mono);font-size:var(--fs-xs);color:var(--color-primary-dk);
  margin-top:12px;display:flex;align-items:center;gap:7px}

/* ---------- Use cases ---------- */
.uc-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--sp-3)}
.uc-card{background:var(--color-surface);border:1px solid var(--color-border);
  border-radius:var(--radius-lg);padding:var(--sp-4);transition:transform var(--dur-base) var(--ease-out),
  box-shadow var(--dur-base),border-color var(--dur-base);position:relative}
.uc-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:var(--color-primary)}
.uc-top{display:flex;align-items:center;gap:14px;margin-bottom:var(--sp-3)}
.uc-icon{width:48px;height:48px;border-radius:var(--radius-md);background:var(--surface-ink);
  display:grid;place-items:center;color:var(--color-primary);font-size:1.2rem;flex-shrink:0}
.uc-card h3{font-size:1.15rem}
.uc-card p{font-size:var(--fs-sm);margin-bottom:var(--sp-3)}
.uc-tags{display:flex;flex-wrap:wrap;gap:8px}
.uc-tag{font-family:var(--font-mono);font-size:.6875rem;color:var(--color-muted);
  background:var(--surface-sunken);border:1px solid var(--color-border);
  padding:4px 10px;border-radius:var(--radius-pill)}

/* ---------- Dashboard preview ---------- */
.dash{background:var(--surface-ink);border-radius:var(--radius-xl);overflow:hidden;
  box-shadow:var(--shadow-lg);border:1px solid rgba(255,255,255,.06)}
.dash-bar{display:flex;align-items:center;gap:14px;padding:14px 20px;
  background:rgba(255,255,255,.03);border-bottom:1px solid rgba(255,255,255,.07)}
.dash-dots{display:flex;gap:7px}
.dash-dots span{width:11px;height:11px;border-radius:50%;background:rgba(255,255,255,.18)}
.dash-bar .crumb{font-family:var(--font-mono);font-size:var(--fs-xs);color:rgba(255,255,255,.55)}
.dash-bar .crumb b{color:rgba(255,255,255,.9);font-weight:600}
.dash-live{margin-left:auto;display:flex;align-items:center;gap:8px;
  font-family:var(--font-mono);font-size:var(--fs-xs);color:var(--color-primary)}

.dash-body{display:grid;grid-template-columns:220px 1fr}
.dash-side{padding:var(--sp-3) var(--sp-2);border-right:1px solid rgba(255,255,255,.07);
  display:flex;flex-direction:column;gap:4px}
.dash-side .grp{font-family:var(--font-mono);font-size:.625rem;color:rgba(255,255,255,.35);
  text-transform:uppercase;letter-spacing:.14em;padding:12px 12px 6px}
.dash-nav{display:flex;align-items:center;gap:12px;padding:10px 12px;border-radius:var(--radius-sm);
  color:rgba(255,255,255,.6);font-size:var(--fs-sm);font-weight:500;transition:background var(--dur-fast),color var(--dur-fast)}
.dash-nav i{width:18px;text-align:center}
.dash-nav:hover{background:rgba(255,255,255,.05);color:#fff}
.dash-nav.active{background:rgba(49,160,92,.14);color:#fff}
.dash-nav.active i{color:var(--color-primary)}

.dash-main{padding:var(--sp-3);display:grid;gap:var(--sp-2);
  grid-template-columns:repeat(4,1fr);grid-auto-rows:min-content}
.dm-kpi{background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.08);
  border-radius:var(--radius-md);padding:16px}
.dm-kpi .k-top{display:flex;align-items:center;justify-content:space-between;
  color:rgba(255,255,255,.5);font-size:var(--fs-xs)}
.dm-kpi .k-top i{font-size:.95rem}
.dm-kpi .k-val{font-family:var(--font-mono);font-size:1.7rem;font-weight:700;color:#fff;
  margin-top:10px;letter-spacing:-.02em}
.dm-kpi .k-val .u{font-size:.9rem;color:var(--color-primary)}
.dm-kpi .k-delta{font-family:var(--font-mono);font-size:var(--fs-xs);margin-top:4px;
  display:flex;align-items:center;gap:5px}
.k-delta.up{color:var(--color-primary)}
.k-delta.warn{color:var(--color-alert)}

.dm-panel{background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.08);
  border-radius:var(--radius-md);padding:16px 18px}
.dm-panel .p-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px}
.dm-panel .p-head h4{color:#fff;font-size:var(--fs-sm)}
.dm-panel .p-head .tag{font-family:var(--font-mono);font-size:.625rem;color:rgba(255,255,255,.45);
  letter-spacing:.08em;text-transform:uppercase}
.span-2{grid-column:span 2}
.span-4{grid-column:span 4}
.chart-wrap{position:relative;height:170px}
.chart-wrap--sm{height:130px}

/* sensor list */
.sensor-row{display:flex;align-items:center;gap:12px;padding:9px 0;
  border-bottom:1px solid rgba(255,255,255,.06)}
.sensor-row:last-child{border-bottom:none}
.s-dot{width:8px;height:8px;border-radius:50%;flex-shrink:0}
.s-dot.ok{background:var(--color-primary);box-shadow:0 0 8px rgba(49,160,92,.6)}
.s-dot.warn{background:var(--color-alert);box-shadow:0 0 8px rgba(232,160,32,.6)}
.s-dot.err{background:var(--color-danger)}
.sensor-row .s-name{color:rgba(255,255,255,.85);font-size:var(--fs-xs);font-weight:500;flex:1}
.sensor-row .s-id{font-family:var(--font-mono);font-size:.625rem;color:rgba(255,255,255,.4)}
.sensor-row .s-val{font-family:var(--font-mono);font-size:var(--fs-xs);color:#fff;font-weight:600}

/* alerts */
.alert-item{display:flex;gap:12px;padding:11px 12px;border-radius:var(--radius-sm);
  margin-bottom:8px;border:1px solid rgba(255,255,255,.08);background:rgba(255,255,255,.03)}
.alert-item:last-child{margin-bottom:0}
.alert-item i{font-size:.95rem;margin-top:2px}
.alert-item.warn{border-color:rgba(232,160,32,.3);background:var(--tint-alert)}
.alert-item.warn i{color:var(--color-alert)}
.alert-item.ok i{color:var(--color-primary)}
.alert-item .a-txt{color:rgba(255,255,255,.85);font-size:var(--fs-xs);line-height:1.45}
.alert-item .a-time{font-family:var(--font-mono);font-size:.5625rem;color:rgba(255,255,255,.4);margin-top:3px}

/* mini map */
.fieldmap{position:relative;height:170px;border-radius:var(--radius-sm);overflow:hidden;
  background:repeating-linear-gradient(0deg,rgba(255,255,255,.03) 0 1px,transparent 1px 28px),
             repeating-linear-gradient(90deg,rgba(255,255,255,.03) 0 1px,transparent 1px 28px),
             var(--surface-ink-2)}
.fm-node{position:absolute;width:13px;height:13px;border-radius:50%;transform:translate(-50%,-50%)}
.fm-node::after{content:"";position:absolute;inset:0;border-radius:50%}
.fm-node.ok{background:var(--color-primary)}
.fm-node.ok::after{box-shadow:0 0 0 2px rgba(49,160,92,.25);animation:fmpulse 2.4s var(--ease-out) infinite}
.fm-node.warn{background:var(--color-alert)}
.fm-node.gw{background:var(--color-primary-dk);width:18px;height:18px;
  border:2px solid var(--color-primary);display:grid;place-items:center}
.fm-node.gw i{font-size:7px;color:#fff}
@keyframes fmpulse{0%{box-shadow:0 0 0 2px rgba(49,160,92,.3)}70%,100%{box-shadow:0 0 0 14px rgba(49,160,92,0)}}
.fm-legend{position:absolute;bottom:10px;left:12px;display:flex;gap:14px;
  font-family:var(--font-mono);font-size:.5625rem;color:rgba(255,255,255,.6)}
.fm-legend span{display:flex;align-items:center;gap:5px}
.fm-legend b{width:7px;height:7px;border-radius:50%}

/* weather */
.wx-row{display:flex;align-items:center;justify-content:space-between;padding:10px 0;
  border-bottom:1px solid rgba(255,255,255,.06)}
.wx-row:last-child{border-bottom:none}
.wx-day{color:rgba(255,255,255,.7);font-size:var(--fs-xs);width:42px}
.wx-row i{color:var(--color-primary);font-size:.95rem;width:24px;text-align:center}
.wx-bar{flex:1;height:5px;border-radius:99px;background:rgba(255,255,255,.08);margin:0 14px;overflow:hidden}
.wx-bar b{display:block;height:100%;background:var(--grad-primary);border-radius:99px}
.wx-temp{font-family:var(--font-mono);font-size:var(--fs-xs);color:#fff;width:54px;text-align:right}

/* ---------- Partners ---------- */
.partner-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:var(--sp-3)}
.partner-card{display:flex;gap:var(--sp-3);background:var(--color-surface);
  border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:var(--sp-4);
  transition:box-shadow var(--dur-base),transform var(--dur-base)}
.partner-card:hover{box-shadow:var(--shadow-md);transform:translateY(-3px)}
.partner-logo{width:60px;height:60px;border-radius:var(--radius-md);flex-shrink:0;
  display:grid;place-items:center;font-size:1.6rem;color:#fff;background:var(--grad-ink)}
.partner-card h3{font-size:1.15rem;margin-bottom:4px}
.partner-card .role{font-family:var(--font-mono);font-size:var(--fs-xs);color:var(--color-primary-dk);
  margin-bottom:10px;letter-spacing:.04em}
.partner-card p{font-size:var(--fs-sm)}

/* ---------- Conversion forms ---------- */
.section-dark{background:var(--grad-ink);color:#fff;position:relative;overflow:hidden}
.section-dark::before{content:"";position:absolute;inset:0;
  background:radial-gradient(700px 480px at 90% -5%,rgba(49,160,92,.14),transparent 55%)}
.section-dark .container{position:relative;z-index:1}
.section-dark .eyebrow{color:var(--color-primary)}
.section-dark .section-head h2{color:#fff}
.section-dark .section-head p{color:rgba(255,255,255,.65)}

.form-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:var(--sp-4);align-items:start}
.form-card{background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.1);
  border-radius:var(--radius-xl);padding:var(--sp-5)}
.form-card.is-partner{background:rgba(255,255,255,.02)}
.form-card h3{color:#fff;font-size:1.4rem;margin-bottom:6px}
.form-card .form-lead{color:rgba(255,255,255,.6);font-size:var(--fs-sm);margin-bottom:var(--sp-4)}
.field-grid{display:grid;grid-template-columns:1fr 1fr;gap:var(--sp-2)}
.field{margin-bottom:var(--sp-2);position:relative}
.field--full{grid-column:1/-1}
.field label{display:block;font-size:var(--fs-xs);font-weight:600;color:rgba(255,255,255,.8);
  margin-bottom:7px;letter-spacing:.01em}
.field label .req{color:var(--color-primary)}
.field input,.field select,.field textarea{
  width:100%;padding:12px 14px;border-radius:var(--radius-sm);
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.14);
  color:#fff;font-size:var(--fs-sm);transition:border-color var(--dur-fast),background var(--dur-fast),box-shadow var(--dur-fast)}
.field textarea{resize:vertical;min-height:96px}
.field input::placeholder,.field textarea::placeholder{color:rgba(255,255,255,.35)}
.field select{appearance:none;cursor:pointer;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%2331a05c' d='M6 8L0 0h12z'/%3E%3C/svg%3E");
  background-repeat:no-repeat;background-position:right 14px center}
.field select option{background:#11150f;color:#fff}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--color-primary);background:rgba(49,160,92,.08);
  box-shadow:0 0 0 3px rgba(49,160,92,.18)}
.field.has-error input,.field.has-error select,.field.has-error textarea{
  border-color:var(--color-danger);background:var(--tint-danger)}
.field-msg{font-size:.6875rem;color:var(--color-danger);margin-top:6px;
  display:none;align-items:center;gap:5px}
.field.has-error .field-msg{display:flex}
.form-foot{margin-top:var(--sp-3)}
.form-note{font-size:.6875rem;color:rgba(255,255,255,.4);margin-top:14px;text-align:center}
.form-status{margin-top:var(--sp-2);padding:13px 16px;border-radius:var(--radius-sm);
  font-size:var(--fs-sm);font-weight:500;display:none;align-items:center;gap:10px}
.form-status.show{display:flex}
.form-status.ok{background:var(--tint-primary-12);border:1px solid rgba(49,160,92,.4);color:#9be8b9}
.form-status.err{background:var(--tint-danger);border:1px solid rgba(192,57,43,.4);color:#f0a59c}

/* ---------- Footer ---------- */
.footer{background:var(--surface-ink);color:rgba(255,255,255,.65);padding-top:var(--sp-7)}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:var(--sp-4);
  padding-bottom:var(--sp-6)}
.footer .brand-text{color:#fff}
.footer-about{margin-top:var(--sp-3);font-size:var(--fs-sm);max-width:30ch;line-height:1.6}
.footer h4{color:#fff;font-size:var(--fs-sm);margin-bottom:var(--sp-3);
  font-family:var(--font-mono);text-transform:uppercase;letter-spacing:.12em;font-weight:600;font-size:var(--fs-xs)}
.footer-links{display:grid;gap:11px}
.footer-links a{font-size:var(--fs-sm);transition:color var(--dur-fast)}
.footer-links a:hover{color:var(--color-primary)}
.footer-contact{display:grid;gap:12px}
.footer-contact li{display:flex;gap:12px;font-size:var(--fs-sm);align-items:flex-start}
.footer-contact i{color:var(--color-primary);margin-top:4px;width:16px;text-align:center}
.footer-social{display:flex;gap:10px;margin-top:var(--sp-3)}
.footer-social a{width:40px;height:40px;border-radius:var(--radius-sm);
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.1);
  display:grid;place-items:center;color:rgba(255,255,255,.7);
  transition:background var(--dur-fast),color var(--dur-fast),transform var(--dur-fast)}
.footer-social a:hover{background:var(--color-primary);color:#fff;transform:translateY(-2px)}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);padding-block:var(--sp-3);
  display:flex;align-items:center;justify-content:space-between;gap:var(--sp-2);flex-wrap:wrap}
.footer-bottom p{font-size:var(--fs-xs);color:rgba(255,255,255,.45)}
.footer-bottom .legal{display:flex;gap:var(--sp-3)}
.footer-bottom .legal a{font-size:var(--fs-xs);color:rgba(255,255,255,.45)}
.footer-bottom .legal a:hover{color:var(--color-primary)}

/* ---------- Reveal animations ---------- */
.reveal{opacity:0;transform:translateY(24px);
  transition:opacity var(--dur-slow) var(--ease-out),transform var(--dur-slow) var(--ease-out)}
.reveal.is-in{opacity:1;transform:none}
.reveal[data-delay="1"]{transition-delay:.08s}
.reveal[data-delay="2"]{transition-delay:.16s}
.reveal[data-delay="3"]{transition-delay:.24s}
.reveal[data-delay="4"]{transition-delay:.32s}

/* ---------- Responsive ---------- */
@media (max-width:1024px){
  .hero-grid{grid-template-columns:1fr;gap:var(--sp-5)}
  .hero-visual{max-width:560px}
  .about-grid,.form-grid{grid-template-columns:1fr;gap:var(--sp-5)}
  .sol-grid,.uc-grid{grid-template-columns:repeat(2,1fr)}
  .benefit-grid{grid-template-columns:repeat(3,1fr)}
  .dash-body{grid-template-columns:1fr}
  .dash-side{flex-direction:row;flex-wrap:wrap;border-right:none;
    border-bottom:1px solid rgba(255,255,255,.07);gap:6px}
  .dash-side .grp{width:100%;padding:6px 12px}
  .dash-nav{flex:1;min-width:130px}
}
@media (max-width:860px){
  .nav-links,.nav-actions .btn{display:none}
  .nav-toggle{display:flex}
  .navbar.menu-open{background:var(--color-surface);border-bottom:1px solid var(--color-border)}
  .nav-links.is-open{display:flex;position:absolute;top:72px;left:0;right:0;
    flex-direction:column;align-items:stretch;gap:4px;padding:16px var(--gutter) 24px;
    background:var(--color-surface);border-bottom:1px solid var(--color-border);box-shadow:var(--shadow-md)}
  .nav-links.is-open a{padding:13px 16px}
  .nav-links.is-open .nav-links__cta{display:block}
  .nav-links.is-open .btn{display:inline-flex;margin-top:8px}
  .timeline{grid-template-columns:repeat(2,1fr);gap:var(--sp-4)}
  .timeline::before{display:none}
  .partner-grid{grid-template-columns:1fr}
  .dash-main{grid-template-columns:repeat(2,1fr)}
  .span-2,.span-4{grid-column:span 2}
}
@media (max-width:600px){
  :root{--gutter:20px}
  .section{padding-block:var(--sp-6)}
  .section--tight{padding-block:var(--sp-6)}
  .hero{padding-top:120px}
  .kpi-row{grid-template-columns:1fr;gap:var(--sp-3);text-align:left}
  .sol-grid,.uc-grid,.benefit-grid,.timeline,.dash-main{grid-template-columns:1fr}
  .span-2,.span-4{grid-column:span 1}
  .field-grid{grid-template-columns:1fr}
  .form-card{padding:var(--sp-4)}
  .footer-grid{grid-template-columns:1fr 1fr}
  .techstrip-inner{flex-direction:column;align-items:flex-start;gap:var(--sp-3)}
  .footer-bottom{flex-direction:column;align-items:flex-start}
}
@media (max-width:400px){
  .footer-grid{grid-template-columns:1fr}
}

/* ---------- Reduced motion ---------- */
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{
    animation-duration:.001ms !important;animation-iteration-count:1 !important;
    transition-duration:.001ms !important;scroll-behavior:auto !important}
  .reveal{opacity:1;transform:none}
  html{scroll-behavior:auto}
  .flow-dash,.node-pulse,.dot::after,.fm-node.ok::after{animation:none !important}
  .flow-dash{stroke-dasharray:none;opacity:.5}
}