/* ==========================================================================
   Rios Enterprises — Stylesheet
   Dark theme · Forest green + pearl white · cfs.energy-inspired
   ========================================================================== */

:root {
  /* Brand palette */
  --green-900: #0d2010;
  --green-800: #143b1a;
  --green-700: #1f5d27;
  --green-600: #2d8a37;        /* Primary forest green from logo */
  --green-500: #3aaf48;        /* Brighter accent */
  --green-400: #6ed078;
  --green-glow: rgba(58, 175, 72, 0.35);

  --pearl-50:  #ffffff;
  --pearl-100: #f5f7f6;        /* Pearl white */
  --pearl-200: #d8dcd9;
  --pearl-300: #a8b0ad;
  --pearl-400: #7c8480;

  --ink-950:  #050807;          /* Near black */
  --ink-900:  #0a0e0c;          /* Page bg */
  --ink-850:  #0f1411;
  --ink-800:  #141a17;          /* Card bg */
  --ink-700:  #1c2520;          /* Hover surface */
  --ink-600:  #2a352f;          /* Hairline borders */
  --ink-500:  #3a4641;

  /* Semantic */
  --bg:          var(--ink-900);
  --bg-elev:     var(--ink-850);
  --surface:     var(--ink-800);
  --surface-2:   var(--ink-700);
  --border:      rgba(255, 255, 255, 0.07);
  --border-strong: rgba(255, 255, 255, 0.14);
  --text:        var(--pearl-100);
  --text-dim:    var(--pearl-300);
  --text-mute:   var(--pearl-400);
  --accent:      var(--green-500);
  --accent-deep: var(--green-600);

  /* Typography */
  --font-sans: 'Inter', system-ui, -apple-system, 'Segoe UI', sans-serif;
  --font-display: 'Space Grotesk', 'Inter', system-ui, sans-serif;

  /* Sizing */
  --container: 1240px;
  --gutter: clamp(20px, 4vw, 56px);
  --radius-sm: 6px;
  --radius:    14px;
  --radius-lg: 24px;

  /* Motion */
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);
}

/* ==========================================================================
   Base
   ========================================================================== */

*,
*::before,
*::after { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-sans);
  font-size: 17px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
  /* Subtle ambient gradient */
  background-image:
    radial-gradient(1200px 600px at 80% -10%, rgba(45, 138, 55, 0.08), transparent 60%),
    radial-gradient(900px 500px at -10% 30%, rgba(255, 255, 255, 0.025), transparent 60%);
  background-attachment: fixed;
}

img { max-width: 100%; display: block; }

a {
  color: var(--text);
  text-decoration: none;
  transition: color 0.2s var(--ease-out);
}

a:hover { color: var(--accent); }

::selection { background: var(--green-600); color: white; }

.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding-left: var(--gutter);
  padding-right: var(--gutter);
}

/* ==========================================================================
   Typography
   ========================================================================== */

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.05;
  margin: 0;
  color: var(--pearl-50);
}

p { margin: 0 0 1em; color: var(--text-dim); }

.eyebrow {
  display: inline-block;
  font-family: var(--font-sans);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text-mute);
  margin-bottom: 1.4rem;
  padding: 6px 14px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.02);
}

.eyebrow--accent {
  color: var(--green-400);
  border-color: rgba(58, 175, 72, 0.25);
  background: rgba(58, 175, 72, 0.05);
}

.text-gradient {
  background: linear-gradient(135deg, var(--green-400) 0%, var(--green-600) 50%, var(--pearl-200) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.lede {
  font-size: 1.18rem;
  color: var(--text);
  line-height: 1.55;
  margin-bottom: 1.2rem;
}

/* ==========================================================================
   Buttons
   ========================================================================== */

.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: 0.95rem;
  padding: 14px 26px;
  border-radius: 999px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: all 0.25s var(--ease-out);
  white-space: nowrap;
}

.btn--primary {
  background: var(--green-600);
  color: white;
  box-shadow: 0 8px 24px -8px var(--green-glow);
}

.btn--primary:hover {
  background: var(--green-500);
  color: white;
  transform: translateY(-2px);
  box-shadow: 0 16px 32px -10px var(--green-glow);
}

.btn--primary span { transition: transform 0.25s var(--ease-out); }
.btn--primary:hover span { transform: translateX(4px); }

.btn--ghost {
  background: transparent;
  color: var(--text);
  border-color: var(--border-strong);
}

.btn--ghost:hover {
  background: var(--surface);
  color: var(--pearl-50);
  border-color: var(--green-500);
}

.btn--lg {
  padding: 18px 36px;
  font-size: 1.05rem;
}

/* ==========================================================================
   Nav
   ========================================================================== */

.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  padding: 18px 0;
  transition: all 0.3s var(--ease-out);
  background: transparent;
  backdrop-filter: blur(0px);
}

.nav.is-scrolled {
  padding: 12px 0;
  background: rgba(10, 14, 12, 0.78);
  backdrop-filter: blur(16px) saturate(160%);
  border-bottom: 1px solid var(--border);
}

.nav__inner {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 var(--gutter);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.nav__brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.05rem;
  letter-spacing: -0.01em;
  color: var(--pearl-50);
}

.nav__brand:hover { color: var(--pearl-50); }
.nav__logo { height: 36px; width: auto; }
.nav__brand-text--accent { color: var(--green-400); }

.nav__links {
  display: flex;
  align-items: center;
  gap: 6px;
}

.nav__links a {
  font-size: 0.92rem;
  font-weight: 500;
  color: var(--text-dim);
  padding: 8px 14px;
  border-radius: 8px;
  transition: all 0.2s var(--ease-out);
}

.nav__links a:hover {
  color: var(--pearl-50);
  background: var(--surface);
}

.nav__links .nav__cta {
  margin-left: 8px;
  background: var(--green-600);
  color: white;
  padding: 10px 20px;
  border-radius: 999px;
}

.nav__links .nav__cta:hover {
  background: var(--green-500);
  color: white;
}

.nav__toggle {
  display: none;
  flex-direction: column;
  justify-content: space-between;
  width: 28px;
  height: 22px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
}

.nav__toggle span {
  display: block;
  height: 2px;
  width: 100%;
  background: var(--pearl-100);
  border-radius: 2px;
  transition: all 0.3s var(--ease-out);
}

.nav__toggle.is-open span:nth-child(1) { transform: translateY(10px) rotate(45deg); }
.nav__toggle.is-open span:nth-child(2) { opacity: 0; }
.nav__toggle.is-open span:nth-child(3) { transform: translateY(-10px) rotate(-45deg); }

/* ==========================================================================
   Hero
   ========================================================================== */

.hero {
  position: relative;
  min-height: 100vh;
  min-height: 100svh;
  display: flex;
  align-items: center;
  padding: 140px 0 80px;
  overflow: hidden;
}

.hero__bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 0;
}

.hero__grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.04) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse 80% 60% at 50% 40%, black 30%, transparent 80%);
  -webkit-mask-image: radial-gradient(ellipse 80% 60% at 50% 40%, black 30%, transparent 80%);
}

.hero__glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(110px);
  opacity: 0.6;
}

.hero__glow--green {
  width: 560px;
  height: 560px;
  top: 10%;
  right: -10%;
  background: radial-gradient(circle, var(--green-600) 0%, transparent 70%);
}

.hero__glow--silver {
  width: 480px;
  height: 480px;
  bottom: 5%;
  left: -8%;
  background: radial-gradient(circle, rgba(168, 176, 173, 0.25) 0%, transparent 70%);
}

.hero__inner {
  position: relative;
  z-index: 1;
  max-width: 1100px;
}

.hero__title {
  font-size: clamp(2.4rem, 6.4vw, 5.6rem);
  font-weight: 700;
  line-height: 1.02;
  letter-spacing: -0.035em;
  margin-bottom: 28px;
  max-width: 16ch;
}

.hero__sub {
  font-size: clamp(1.05rem, 1.5vw, 1.35rem);
  color: var(--text-dim);
  max-width: 640px;
  margin-bottom: 40px;
  line-height: 1.55;
}

.hero__cta {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-bottom: 56px;
}

.hero__badges {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 16px;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  border: 1px solid var(--border);
  border-radius: 999px;
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--text-dim);
  background: rgba(255, 255, 255, 0.015);
}

.badge__dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--green-500);
  box-shadow: 0 0 12px var(--green-500);
  animation: pulse 2.6s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(0.85); }
}

.hero__scroll {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  font-size: 0.72rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--text-mute);
  z-index: 1;
}

.hero__scroll-line {
  width: 1px;
  height: 56px;
  background: linear-gradient(to bottom, var(--text-mute), transparent);
  position: relative;
  overflow: hidden;
}

.hero__scroll-line::after {
  content: '';
  position: absolute;
  top: -20px;
  left: 0;
  width: 100%;
  height: 20px;
  background: var(--green-400);
  animation: scroll-down 2.4s var(--ease-in-out) infinite;
}

@keyframes scroll-down {
  0% { top: -20px; }
  100% { top: 100%; }
}

/* ==========================================================================
   Section base
   ========================================================================== */

.section {
  padding: clamp(80px, 12vw, 160px) 0;
  position: relative;
}

.section__head {
  max-width: 760px;
  margin-bottom: 72px;
}

.section__title {
  font-size: clamp(2rem, 4.4vw, 3.6rem);
  margin-bottom: 20px;
}

.section__sub {
  font-size: 1.15rem;
  color: var(--text-dim);
  max-width: 60ch;
}

/* ==========================================================================
   About
   ========================================================================== */

.section--about {
  border-top: 1px solid var(--border);
}

/* Mission statement blockquote */
.mission {
  margin: 0 0 32px;
  padding: 26px 28px;
  border-left: 3px solid var(--green-500);
  border-radius: 0 var(--radius) var(--radius) 0;
  background:
    linear-gradient(90deg, rgba(58, 175, 72, 0.06) 0%, rgba(58, 175, 72, 0.01) 100%),
    var(--bg-elev);
  position: relative;
}

.mission p {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(1.15rem, 1.6vw, 1.4rem);
  line-height: 1.45;
  font-weight: 500;
  color: var(--pearl-50);
  letter-spacing: -0.01em;
}

.mission__values {
  margin-top: 18px;
  padding-top: 14px;
  border-top: 1px solid rgba(58, 175, 72, 0.18);
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  font-family: var(--font-sans);
  font-size: 0.74rem;
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--green-400);
}

.mission__values [aria-hidden="true"] {
  color: var(--text-mute);
  font-weight: 400;
}

.grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(40px, 6vw, 100px);
  align-items: start;
}

.stat-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 48px;
  padding-top: 36px;
  border-top: 1px solid var(--border);
}

.stat__num {
  font-family: var(--font-display);
  font-size: 2.2rem;
  font-weight: 700;
  color: var(--green-400);
  line-height: 1;
  margin-bottom: 8px;
  letter-spacing: -0.02em;
}

.stat__label {
  font-size: 0.85rem;
  color: var(--text-mute);
  line-height: 1.4;
}

/* ==========================================================================
   Cards (Why Us)
   ========================================================================== */

.section--why {
  background:
    linear-gradient(180deg, transparent, rgba(45, 138, 55, 0.025) 50%, transparent),
    var(--bg);
  border-top: 1px solid var(--border);
}

.cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.card {
  position: relative;
  padding: 40px 32px;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: linear-gradient(180deg, var(--surface) 0%, var(--bg-elev) 100%);
  transition: all 0.35s var(--ease-out);
  overflow: hidden;
}

.card::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: var(--radius-lg);
  padding: 1px;
  background: linear-gradient(135deg, transparent 40%, var(--green-500) 60%, transparent 90%);
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
          mask-composite: exclude;
  opacity: 0;
  transition: opacity 0.4s var(--ease-out);
}

.card:hover {
  transform: translateY(-6px);
  border-color: rgba(58, 175, 72, 0.18);
  background: linear-gradient(180deg, var(--surface-2) 0%, var(--surface) 100%);
}

.card:hover::before { opacity: 1; }

.card__num {
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--green-400);
  letter-spacing: 0.1em;
  margin-bottom: 24px;
  display: inline-block;
  padding: 6px 12px;
  border: 1px solid rgba(58, 175, 72, 0.25);
  border-radius: 6px;
  background: rgba(58, 175, 72, 0.06);
}

.card__title {
  font-size: 1.35rem;
  margin-bottom: 14px;
  letter-spacing: -0.015em;
}

.card__body {
  margin: 0;
  color: var(--text-dim);
  font-size: 0.98rem;
  line-height: 1.6;
}

/* ==========================================================================
   Services (alternating row layout)
   ========================================================================== */

.section--services { border-top: 1px solid var(--border); }

.services {
  display: flex;
  flex-direction: column;
}

.service {
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: 60px;
  padding: 56px 0;
  border-top: 1px solid var(--border);
  align-items: start;
  transition: all 0.3s var(--ease-out);
}

.service:last-child { border-bottom: 1px solid var(--border); }

.service:hover .service__index {
  color: var(--green-400);
  transform: translateX(6px);
}

.service__index {
  font-family: var(--font-display);
  font-size: 1.6rem;
  font-weight: 600;
  color: var(--text-mute);
  letter-spacing: -0.02em;
  transition: all 0.3s var(--ease-out);
}

.service__title {
  font-size: clamp(1.6rem, 2.6vw, 2.2rem);
  margin-bottom: 18px;
  letter-spacing: -0.02em;
  max-width: 22ch;
}

.service__body {
  font-size: 1.05rem;
  line-height: 1.6;
  color: var(--text-dim);
  max-width: 60ch;
  margin-bottom: 24px;
}

.service__tags {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.service__tags li {
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--text-dim);
  padding: 6px 12px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--surface);
}

/* Sub-service bullet list within each service pillar */
.service__list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  column-gap: 32px;
  row-gap: 10px;
}

.service__list li {
  position: relative;
  padding-left: 22px;
  font-size: 0.95rem;
  color: var(--text-dim);
  line-height: 1.5;
}

.service__list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--green-500);
  box-shadow: 0 0 0 3px rgba(58, 175, 72, 0.12);
}

@media (max-width: 720px) {
  .service__list { grid-template-columns: 1fr; }
}

/* ==========================================================================
   Partners
   ========================================================================== */

.section--partners {
  border-top: 1px solid var(--border);
  background:
    radial-gradient(circle at 50% 30%, rgba(58, 175, 72, 0.05), transparent 60%),
    var(--bg);
}

.partners {
  max-width: 760px;
  margin: 0 auto;
  text-align: center;
}

.partners .section__title {
  font-size: clamp(2rem, 4.4vw, 3.4rem);
  margin-bottom: 24px;
}

.partners .lede {
  margin-bottom: 16px;
}

.partners .btn {
  margin-top: 16px;
}

@media (max-width: 720px) {
  .partners .btn { width: 100%; justify-content: center; }
}

/* ==========================================================================
   Careers
   ========================================================================== */

.section--careers {
  border-top: 1px solid var(--border);
  background:
    radial-gradient(circle at 15% 80%, rgba(58, 175, 72, 0.05), transparent 55%),
    var(--bg);
  position: relative;
}

.careers {
  max-width: 820px;
  margin: 0 auto;
  text-align: center;
}

.careers .section__title {
  font-size: clamp(2rem, 4.4vw, 3.4rem);
  margin-bottom: 24px;
}

.careers .lede { margin-bottom: 18px; }

.careers__heading {
  font-family: var(--font-sans);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text-mute);
  margin: 48px 0 20px;
}

/* Categorized skill areas */
.careers__areas {
  margin: 0 auto 32px;
  max-width: 880px;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
  text-align: left;
}

.careers__area {
  padding: 18px 22px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  transition: all 0.25s var(--ease-out);
}

.careers__area:hover {
  border-color: rgba(58, 175, 72, 0.25);
  background: linear-gradient(180deg, rgba(58, 175, 72, 0.04) 0%, var(--surface) 100%);
  transform: translateY(-2px);
}

.careers__area dt {
  font-family: var(--font-display);
  font-size: 0.98rem;
  font-weight: 600;
  color: var(--green-400);
  margin-bottom: 6px;
  letter-spacing: -0.005em;
}

.careers__area dd {
  margin: 0;
  font-size: 0.88rem;
  color: var(--text-dim);
  line-height: 1.5;
}

/* Universal must-haves callout */
.careers__musthaves {
  max-width: 880px;
  margin: 0 auto 32px;
  padding: 28px 32px;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius);
  background:
    radial-gradient(circle at 0% 0%, rgba(58, 175, 72, 0.08), transparent 60%),
    var(--bg-elev);
  text-align: left;
}

.careers__musthaves .careers__heading {
  margin: 0 0 16px;
  color: var(--green-400);
}

.careers__musthaves ul {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 10px;
}

.careers__musthaves li {
  position: relative;
  padding-left: 24px;
  font-size: 0.94rem;
  color: var(--text-dim);
  line-height: 1.5;
}

.careers__musthaves li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 8px;
  height: 8px;
  border: 2px solid var(--green-500);
  border-radius: 2px;
  transform: rotate(45deg);
}

.careers__musthaves strong {
  color: var(--text);
  font-weight: 600;
}

.careers__note {
  font-size: 0.95rem;
  color: var(--green-400);
  margin-bottom: 28px;
  font-style: italic;
}

.careers .btn { margin-top: 4px; }

@media (max-width: 720px) {
  .careers__areas { grid-template-columns: 1fr; }
  .careers__musthaves { padding: 24px 22px; }
  .careers .btn { width: 100%; justify-content: center; }
}

/* ==========================================================================
   Future / R&D
   ========================================================================== */

.section--future {
  border-top: 1px solid var(--border);
  background:
    radial-gradient(circle at 50% 50%, rgba(58, 175, 72, 0.08), transparent 60%),
    var(--bg);
  text-align: center;
}

.future {
  max-width: 760px;
  margin: 0 auto;
  position: relative;
  padding-top: 80px;
}

.future__pulse {
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--green-500);
  box-shadow:
    0 0 0 0 rgba(58, 175, 72, 0.6),
    0 0 24px var(--green-500);
  animation: signal-pulse 2.5s var(--ease-out) infinite;
}

@keyframes signal-pulse {
  0% { box-shadow: 0 0 0 0 rgba(58, 175, 72, 0.6), 0 0 24px var(--green-500); }
  70% { box-shadow: 0 0 0 36px rgba(58, 175, 72, 0), 0 0 24px var(--green-500); }
  100% { box-shadow: 0 0 0 0 rgba(58, 175, 72, 0), 0 0 24px var(--green-500); }
}

.future__teaser {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 600;
  color: var(--green-400);
  margin-top: 28px;
  letter-spacing: -0.01em;
}

/* ==========================================================================
   Contact CTA
   ========================================================================== */

.section--contact {
  border-top: 1px solid var(--border);
  padding: clamp(100px, 14vw, 180px) 0;
}

.cta {
  text-align: center;
  max-width: 880px;
  margin: 0 auto;
  padding: clamp(50px, 8vw, 90px) clamp(28px, 5vw, 80px);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-lg);
  background:
    radial-gradient(circle at 50% 0%, rgba(58, 175, 72, 0.18), transparent 70%),
    linear-gradient(180deg, var(--surface) 0%, var(--bg-elev) 100%);
  position: relative;
  overflow: hidden;
}

.cta::before {
  content: '';
  position: absolute;
  top: -1px; left: 20%; right: 20%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--green-500), transparent);
}

.cta__title {
  font-size: clamp(2rem, 4.6vw, 3.4rem);
  margin-bottom: 24px;
}

.cta__sub {
  font-size: 1.1rem;
  color: var(--text-dim);
  max-width: 60ch;
  margin: 0 auto 36px;
  line-height: 1.6;
}

/* ==========================================================================
   Certifications
   ========================================================================== */

.section--certs {
  border-top: 1px solid var(--border);
  padding: clamp(80px, 11vw, 140px) 0;
  background:
    radial-gradient(circle at 50% 0%, rgba(58, 175, 72, 0.04), transparent 60%),
    var(--bg);
}

.section__head--center {
  text-align: center;
  margin-left: auto;
  margin-right: auto;
}

.cert-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  max-width: 1000px;
  margin: 0 auto;
}

.cert {
  margin: 0;
  padding: 36px 28px;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.04) 0%, rgba(255, 255, 255, 0.015) 100%);
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  transition: all 0.35s var(--ease-out);
}

.cert:hover {
  transform: translateY(-4px);
  border-color: rgba(58, 175, 72, 0.25);
  background:
    linear-gradient(180deg, rgba(58, 175, 72, 0.05) 0%, rgba(255, 255, 255, 0.02) 100%);
}

.cert__img {
  height: 220px;
  width: auto;
  max-width: 100%;
  filter: drop-shadow(0 10px 28px rgba(0, 0, 0, 0.45));
  transition: transform 0.35s var(--ease-out);
}

/* Slightly bigger lift for the rectangular SBA badges so heights feel matched */
.cert__img--rect { height: 220px; }
.cert__img--circle { height: 220px; }

.cert:hover .cert__img { transform: scale(1.04); }

.cert__caption {
  margin-top: 24px;
  font-family: var(--font-sans);
  font-size: 0.86rem;
  font-weight: 500;
  color: var(--text-dim);
  line-height: 1.5;
  letter-spacing: 0.01em;
  max-width: 30ch;
}

@media (max-width: 860px) {
  .cert-grid { grid-template-columns: 1fr; max-width: 360px; }
  .cert { padding: 28px 24px; }
  .cert__img,
  .cert__img--rect,
  .cert__img--circle { height: 200px; }
}

/* ==========================================================================
   Footer
   ========================================================================== */

.footer {
  border-top: 1px solid var(--border);
  padding: 80px 0 32px;
  background: var(--ink-950);
}

.footer__inner {
  display: grid;
  grid-template-columns: 1.2fr 2fr;
  gap: 60px;
  margin-bottom: 60px;
}

.footer__logo { height: 56px; width: auto; margin-bottom: 16px; }
.footer__tag { color: var(--text-mute); font-size: 0.95rem; max-width: 32ch; margin: 0; }

.footer__cols {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.footer__col h4 {
  font-family: var(--font-sans);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--text-mute);
  margin-bottom: 18px;
}

.footer__col ul { list-style: none; padding: 0; margin: 0 0 20px; }

.footer__col li {
  margin-bottom: 10px;
  font-size: 0.92rem;
}

.footer__col a { color: var(--text-dim); }
.footer__col a:hover { color: var(--green-400); }

.footer__certs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 16px;
}

.footer__certs span {
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  color: var(--green-400);
  padding: 4px 10px;
  border: 1px solid rgba(58, 175, 72, 0.25);
  border-radius: 4px;
  background: rgba(58, 175, 72, 0.06);
}

.footer__bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 28px;
  border-top: 1px solid var(--border);
  font-size: 0.82rem;
  color: var(--text-mute);
}

.footer__bottom p { margin: 0; }
.footer__fineprint { color: var(--text-mute); }

/* ==========================================================================
   Reveal animations
   ========================================================================== */

.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition:
    opacity 0.7s var(--ease-out),
    transform 0.7s var(--ease-out);
  will-change: opacity, transform;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  .reveal { opacity: 1; transform: none; }
}

/* ==========================================================================
   Responsive
   ========================================================================== */

@media (max-width: 960px) {
  .grid-2 { grid-template-columns: 1fr; gap: 40px; }
  .cards { grid-template-columns: 1fr; }
  .service { grid-template-columns: 1fr; gap: 16px; padding: 40px 0; }
  .service__index { font-size: 1.1rem; }
  .footer__inner { grid-template-columns: 1fr; gap: 40px; }
  .footer__cols { grid-template-columns: repeat(3, 1fr); gap: 20px; }
}

@media (max-width: 720px) {
  body { font-size: 16px; }

  .nav__links {
    position: fixed;
    top: 70px;
    left: 16px;
    right: 16px;
    flex-direction: column;
    align-items: stretch;
    gap: 4px;
    padding: 20px;
    background: var(--bg-elev);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: 0 24px 60px rgba(0, 0, 0, 0.6);
    transform: translateY(-12px);
    opacity: 0;
    pointer-events: none;
    transition: all 0.3s var(--ease-out);
  }

  .nav__links.is-open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }

  .nav__links a { padding: 14px 16px; font-size: 1rem; }
  .nav__links .nav__cta { margin-left: 0; margin-top: 8px; text-align: center; }
  .nav__toggle { display: flex; }

  .hero { padding: 120px 0 60px; min-height: auto; }
  .hero__scroll { display: none; }
  .hero__cta .btn { width: 100%; justify-content: center; }

  .stat-row { grid-template-columns: 1fr; gap: 20px; }
  .footer__cols { grid-template-columns: 1fr; gap: 32px; }
  .footer__bottom { flex-direction: column; gap: 8px; text-align: center; }
}