/* EVNOW — main.css
   Design language: institutional infrastructure + commercial mobility.
   Substance over ornament. Type-led. Generous whitespace. Hard edges.
*/

:root {
  /* Brand palette — authentic EVNOW hues sampled from the registered logo
     (Marketing campaign_EVNOW › EVNOW Graphic assets › EVNOW LogoS).
       --evnow-blue   #14AAD2  = exact logo blue   (rgb 20,170,210)
       --evnow-green  #46B45A  = exact logo green  (rgb 70,180,90)
     Deep / bright variants are derived from these for contrast, hover, and text-on-dark. */
  --evnow-blue:         #14AAD2;   /* brand blue — sampled from logo */
  --evnow-blue-bright:  #2CC2E8;
  --evnow-blue-mid:     #0E86A6;   /* darker cyan for contrast on white */
  --evnow-blue-deep:    #053A4E;   /* dark teal — headlines, dark bands, footer */
  --evnow-green:        #46B45A;   /* brand green — sampled from logo */
  --evnow-green-bright: #5FCC74;
  --evnow-green-deep:   #2F8A42;
  --evnow-green-ink:    #1F6230;

  --ink:               #0B0F1A;
  --ink-2:             #1A2030;
  --paper:             #FFFFFF;
  --paper-2:           #F4F6FB;
  --paper-3:           #E8ECF4;
  --rule:              #1A2030;
  --rule-soft:         #D5DBE6;
  --muted:             #5A6478;

  --max:               1240px;
  --gutter:            clamp(20px, 4vw, 56px);

  --sen: "Sen", system-ui, -apple-system, "Segoe UI", Helvetica, Arial, sans-serif;
  --sans: "Inter", system-ui, -apple-system, "Segoe UI", Helvetica, Arial, sans-serif;
  --serif: "Source Serif 4", "Source Serif Pro", Georgia, "Times New Roman", serif;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--sans);
  font-size: 17px;
  line-height: 1.55;
  color: var(--ink);
  background: var(--paper);
  font-feature-settings: "ss01", "cv11";
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img, svg { max-width: 100%; display: block; }
a { color: inherit; text-decoration-thickness: 1px; text-underline-offset: 3px; }
a:focus-visible, button:focus-visible {
  outline: 2px solid var(--evnow-green-bright);
  outline-offset: 3px;
}

/* ------- Layout ------- */
.wrap { max-width: var(--max); margin: 0 auto; padding: 0 var(--gutter); }

/* ------- Header ------- */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(255,255,255,0.92);
  backdrop-filter: saturate(140%) blur(8px);
  border-bottom: 1px solid var(--rule-soft);
}
.site-header .row {
  display: flex; align-items: center; justify-content: space-between;
  height: 68px;
}
.brand {
  display: inline-flex; align-items: center; gap: 10px;
  text-decoration: none; color: var(--evnow-blue-deep);
}
.brand .mark {
  width: 34px; height: 34px;
  display: inline-block;
  background: url('/assets/mark.png') center/contain no-repeat;
}
.brand .wordmark {
  font-family: var(--sen); font-weight: 800;
  font-size: 22px; letter-spacing: -0.01em;
  color: var(--evnow-blue-deep);
}
.brand .wordmark sup { font-size: 9px; font-weight: 600; vertical-align: super; margin-left: 2px; color: var(--muted);}
/* Footer uses a white-on-dark mark variant; swap background image */
.site-footer .brand .mark { background-image: url('/assets/mark-white-bg.png'); }
.site-footer .brand .wordmark { color: #fff; }
.nav {
  display: flex; gap: 28px; font-size: 14px; font-weight: 500;
}
.nav a { text-decoration: none; color: var(--ink-2); }
.nav a:hover { color: var(--evnow-blue); }
@media (max-width: 640px) { .nav { display: none; } }

/* ------- Hero ------- */
.hero {
  padding: clamp(64px, 12vw, 140px) 0 clamp(48px, 8vw, 96px);
  background:
    radial-gradient(1200px 480px at 80% -10%, rgba(0,166,81,0.08), transparent 60%),
    linear-gradient(180deg, var(--paper) 0%, var(--paper-2) 100%);
  border-bottom: 1px solid var(--rule-soft);
}
.hero h1 {
  font-family: var(--sen); font-weight: 800;
  font-size: clamp(40px, 7vw, 88px);
  line-height: 0.98; letter-spacing: -0.025em;
  margin: 0 0 24px;
  color: var(--evnow-blue-deep);
}
.hero h1 .em { color: var(--evnow-green-deep); }
.hero .lede {
  font-size: clamp(18px, 2vw, 22px);
  line-height: 1.45; max-width: 720px; color: var(--ink-2);
  margin: 0 0 36px;
}

/* ------- Eyebrow ------- */
.eyebrow {
  display: inline-block;
  font-family: var(--sans);
  font-size: 12px; font-weight: 600;
  letter-spacing: 0.16em; text-transform: uppercase;
  color: var(--evnow-green-deep);
  padding: 6px 0; margin-bottom: 18px;
  border-top: 2px solid var(--evnow-green);
}

/* ------- CTAs ------- */
.cta-row {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 18px; margin-top: 8px;
}
@media (max-width: 720px) { .cta-row { grid-template-columns: 1fr; } }

.cta-card {
  display: block; text-decoration: none; color: var(--paper);
  padding: 28px 28px 24px;
  border-radius: 4px;
  border: 1px solid transparent;
  transition: transform .15s ease, box-shadow .15s ease;
  position: relative; overflow: hidden;
  min-height: 200px;
}
.cta-card:hover { transform: translateY(-2px); box-shadow: 0 18px 40px -20px rgba(10,46,110,0.45); }
.cta-card .label {
  font-family: var(--sans); font-size: 12px; font-weight: 600;
  letter-spacing: 0.14em; text-transform: uppercase; opacity: 0.8;
}
.cta-card .title {
  font-family: var(--sen); font-weight: 800;
  font-size: clamp(26px, 3vw, 34px); line-height: 1.05;
  margin: 12px 0 10px; letter-spacing: -0.015em;
}
.cta-card .desc { font-size: 15px; line-height: 1.5; opacity: 0.92; max-width: 38ch;}
.cta-card .arrow {
  position: absolute; right: 22px; bottom: 20px;
  font-family: var(--sen); font-weight: 800; font-size: 28px;
}
.cta-driver { background: var(--evnow-green-deep); }
.cta-driver:hover { background: var(--evnow-green); }
.cta-investor { background: var(--evnow-blue-deep); }
.cta-investor:hover { background: var(--evnow-blue); }

/* ------- Buttons ------- */
.btn {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 14px 22px;
  font-family: var(--sans); font-weight: 600; font-size: 15px;
  text-decoration: none;
  border: 1px solid var(--ink); background: var(--ink); color: #fff;
  border-radius: 2px; cursor: pointer;
  transition: background .15s ease, border-color .15s ease;
}
.btn:hover { background: var(--evnow-blue); border-color: var(--evnow-blue); }
.btn-green { background: var(--evnow-green-deep); border-color: var(--evnow-green-deep); }
.btn-green:hover { background: var(--evnow-green); border-color: var(--evnow-green); }
.btn-ghost {
  background: transparent; color: var(--ink);
  border: 1px solid var(--rule);
}
.btn-ghost:hover { background: var(--ink); color: #fff; }

/* ------- Sections ------- */
section { padding: clamp(64px, 9vw, 120px) 0; }
section + section { border-top: 1px solid var(--rule-soft); }
.section-head { max-width: 760px; margin-bottom: 56px; }
.section-head h2 {
  font-family: var(--sen); font-weight: 800;
  font-size: clamp(30px, 4.2vw, 52px); line-height: 1.05; letter-spacing: -0.02em;
  margin: 0 0 16px; color: var(--evnow-blue-deep);
}
.section-head p { font-size: 18px; color: var(--ink-2); margin: 0; }

/* ------- Pillars / cards grid ------- */
.grid-3 {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px;
}
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 28px; }
@media (max-width: 900px) {
  .grid-3 { grid-template-columns: 1fr; }
  .grid-2 { grid-template-columns: 1fr; }
}
.card {
  border: 1px solid var(--rule-soft);
  padding: 28px;
  background: var(--paper);
  border-radius: 4px;
}
.card .num {
  font-family: var(--sen); font-weight: 800;
  font-size: 14px; color: var(--evnow-green-deep);
  letter-spacing: 0.08em;
}
.card h3 {
  font-family: var(--sen); font-weight: 800;
  font-size: 22px; line-height: 1.15; margin: 12px 0 12px;
  color: var(--evnow-blue-deep); letter-spacing: -0.01em;
}
.card p { margin: 0; color: var(--ink-2); font-size: 15.5px; }

/* ------- Form ------- */
.form-card {
  background: var(--paper-2);
  border: 1px solid var(--rule-soft);
  padding: clamp(28px, 4vw, 44px);
  border-radius: 4px;
  max-width: 640px;
}
.form-card h3 {
  font-family: var(--sen); font-weight: 800;
  font-size: clamp(22px, 2.4vw, 28px); margin: 0 0 8px;
  color: var(--evnow-blue-deep);
}
.form-card p.helper { color: var(--muted); font-size: 14px; margin: 0 0 24px; }
.field { display: block; margin-bottom: 18px; }
.field label {
  display: block; font-size: 13px; font-weight: 600;
  letter-spacing: 0.04em; color: var(--ink-2); margin-bottom: 6px;
}
.field input, .field select, .field textarea {
  width: 100%; padding: 12px 14px;
  font: inherit; color: var(--ink);
  background: var(--paper);
  border: 1px solid var(--rule-soft); border-radius: 2px;
  transition: border-color .15s ease;
}
.field input:focus, .field select:focus, .field textarea:focus {
  border-color: var(--evnow-blue); outline: none;
}
.fine { font-size: 12px; color: var(--muted); margin-top: 8px; line-height: 1.5; }

/* ------- Vision page hero / chrome ------- */
.page-hero {
  padding: clamp(72px, 10vw, 120px) 0 clamp(40px, 6vw, 72px);
  background: linear-gradient(180deg, var(--evnow-blue-deep) 0%, var(--evnow-blue) 100%);
  color: #fff;
  border-bottom: 4px solid var(--evnow-green);
}
.page-hero h1 {
  font-family: var(--sen); font-weight: 800;
  font-size: clamp(36px, 6vw, 72px); line-height: 1; margin: 0 0 24px;
  letter-spacing: -0.02em; max-width: 18ch;
}
.page-hero .lede {
  font-size: clamp(17px, 1.8vw, 21px); max-width: 65ch; opacity: 0.92;
  margin: 0;
}
.page-hero .eyebrow { color: var(--evnow-green-bright); border-color: var(--evnow-green-bright); }

/* ------- Two-col content ------- */
.two-col {
  display: grid; grid-template-columns: 1fr 1.3fr; gap: 64px; align-items: start;
}
@media (max-width: 900px) { .two-col { grid-template-columns: 1fr; gap: 32px; } }
.two-col h3 {
  font-family: var(--sen); font-weight: 800; font-size: 26px;
  letter-spacing: -0.01em; color: var(--evnow-blue-deep); margin: 0 0 18px;
}
.two-col p { color: var(--ink-2); font-size: 16.5px; }

/* ------- Spec table (architecture) ------- */
.spec-table {
  width: 100%; border-collapse: collapse;
  font-size: 15px;
}
.spec-table th, .spec-table td {
  text-align: left; padding: 16px 14px;
  border-bottom: 1px solid var(--rule-soft); vertical-align: top;
}
.spec-table th {
  font-family: var(--sen); font-weight: 800; font-size: 12px;
  letter-spacing: 0.1em; text-transform: uppercase; color: var(--evnow-blue-deep);
  border-bottom: 2px solid var(--ink);
}
.spec-table tr td:first-child {
  font-family: var(--sen); font-weight: 800; color: var(--evnow-blue-deep);
  width: 26%;
}

/* ------- Pull-quote / serif accent ------- */
.pull {
  font-family: var(--serif); font-style: italic;
  font-size: clamp(22px, 2.6vw, 30px); line-height: 1.3;
  color: var(--evnow-blue-deep); border-left: 3px solid var(--evnow-green);
  padding: 4px 0 4px 24px; max-width: 56ch;
}

/* ------- Footer ------- */
.site-footer {
  background: var(--evnow-blue-deep);
  color: #C7D1E5;
  padding: 56px 0 36px;
  font-size: 14px;
}
.site-footer .row {
  display: flex; flex-wrap: wrap; gap: 28px;
  justify-content: space-between; align-items: flex-end;
}
.site-footer a { color: #fff; }
.site-footer .legal { font-size: 12px; color: #8290B0; max-width: 60ch; line-height: 1.5; }

/* ------- Misc ------- */
.kicker {
  font-family: var(--sen); font-weight: 800;
  font-size: 11px; letter-spacing: 0.16em; text-transform: uppercase;
  color: var(--evnow-green-deep); margin-bottom: 8px;
}
.divider {
  height: 1px; background: var(--rule-soft); margin: 64px 0;
}
.success {
  background: #E6F7EF; border: 1px solid var(--evnow-green); color: var(--evnow-green-deep);
  padding: 14px 16px; border-radius: 2px; font-size: 14px; margin-bottom: 18px;
}
.skip-link {
  position: absolute; left: -9999px; top: 0;
  background: var(--ink); color: #fff; padding: 10px 14px; z-index: 100;
}
.skip-link:focus { left: 12px; top: 12px; }