/* ==========================================================================
   MSIGI5S — design system
   Alternating sea-green / cream sections, single grotesque type family.
   ========================================================================== */

:root {
  --green: #3e6b57;
  --green-deep: #2c4f40;
  --green-dark: #1d362b;
  --cream: #e8f7d5;
  --cream-deep: #d5edbd;
  --ink: #12261a;
  --white: #ffffff;
  --gold-bridge: #d9a441; /* muted antique gold — sits between the sea-green and the logo's amber, ties the two together */

  --font: "Helvetica Neue", "Switzer", -apple-system, BlinkMacSystemFont,
    "Segoe UI", Helvetica, Arial, sans-serif;

  --container: 1240px;
  --radius-s: 8px;
  --radius-m: 14px;
  --radius-l: 22px;

  --ease: cubic-bezier(0.22, 0.61, 0.36, 1);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
}
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  * {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
}

body {
  margin: 0;
  background: var(--cream);
  color: var(--ink);
  font-family: var(--font);
  font-weight: 200;
  font-size: 16px;
  line-height: 1.65;
  letter-spacing: 0.006em;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

img {
  max-width: 100%;
  display: block;
}
a {
  color: inherit;
  text-decoration: none;
}
ul {
  list-style: none;
  margin: 0;
  padding: 0;
}
button {
  font: inherit;
}
h1,
h2,
h3,
h4,
p {
  margin: 0;
}

.skip-link {
  position: absolute;
  left: -999px;
  top: 0;
  background: var(--green);
  color: var(--white);
  padding: 0.75rem 1.25rem;
  border-radius: 0 0 8px 0;
  z-index: 999;
}
.skip-link:focus {
  left: 0;
}

.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 clamp(1.25rem, 4vw, 2.5rem);
}

/* ---------- theme tokens: applied per-section -------------------------- */

.theme-dark {
  --bg: var(--green);
  --text: #ffffff;
  --text-dim: rgba(255, 255, 255, 0.78);
  --text-faint: rgba(255, 255, 255, 0.56);
  --line: rgba(255, 255, 255, 0.22);
  --accent: var(--cream);
  --btn-bg: var(--cream);
  --btn-text: var(--ink);
  --btn-bg-hover: #ffffff;
  --outline-border: rgba(255, 255, 255, 0.4);
  --outline-text: #ffffff;
  background: var(--bg);
  color: var(--text);
}

.theme-light {
  --bg: var(--cream);
  --text: var(--ink);
  --text-dim: rgba(18, 38, 26, 0.66);
  --text-faint: rgba(18, 38, 26, 0.46);
  --line: rgba(18, 38, 26, 0.14);
  --accent: var(--green);
  --btn-bg: var(--green);
  --btn-text: #ffffff;
  --btn-bg-hover: var(--green-deep);
  --outline-border: rgba(18, 38, 26, 0.22);
  --outline-text: var(--ink);
  background: var(--bg);
  color: var(--text);
}

/* ---------- header --------------------------------------------------- */

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 1.1rem 0;
  background: var(--cream);
  border-bottom: 1px solid rgba(18, 38, 26, 0.1);
  transition: box-shadow 0.3s var(--ease);
}
.site-header.is-scrolled {
  box-shadow: 0 6px 20px rgba(18, 38, 26, 0.08);
}

.nav-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  font-weight: 400;
  font-size: 1.05rem;
  letter-spacing: 0.01em;
  color: var(--ink);
}
.logo-img {
  height: 42px;
  width: auto;
  flex: none;
  display: block;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 2.1rem;
}
.nav-links a {
  font-size: 0.92rem;
  color: rgba(18, 38, 26, 0.62);
  position: relative;
  padding: 0.3rem 0;
  transition: color 0.25s var(--ease);
}
.nav-links a:hover,
.nav-links a.is-active {
  color: var(--ink);
}

.nav-right {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.7rem 1.3rem;
  border-radius: 100px;
  font-size: 0.88rem;
  font-weight: 300;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 0.3s var(--ease), background-color 0.3s var(--ease),
    border-color 0.3s var(--ease), color 0.3s var(--ease);
  white-space: nowrap;
}
.btn:hover {
  transform: translateY(-1px);
}
.btn:active {
  transform: translateY(0);
}

.btn-fill {
  background: var(--btn-bg, var(--green));
  color: var(--btn-text, #fff);
}
.btn-fill:hover {
  background: var(--btn-bg-hover, var(--green-deep));
}

.btn-ghost {
  background: transparent;
  border-color: rgba(18, 38, 26, 0.22);
  color: var(--ink);
}
.btn-ghost:hover {
  border-color: var(--green);
  color: var(--green);
}

.btn-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 18px;
  height: 18px;
  border-radius: 5px;
  background: rgba(18, 38, 26, 0.1);
  font-size: 0.78rem;
  line-height: 1;
}
.btn-fill .btn-badge {
  background: rgba(255, 255, 255, 0.35);
}

/* secondary rounded-rect "learn more" style button */
.btn-rect {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.15rem;
  border-radius: 10px;
  font-size: 0.86rem;
  font-weight: 300;
  background: #ffffff;
  color: var(--ink);
  border: 1px solid rgba(18, 38, 26, 0.14);
  transition: background-color 0.25s var(--ease), border-color 0.25s var(--ease),
    transform 0.25s var(--ease);
  width: fit-content;
}
.btn-rect:hover {
  background: var(--cream-deep);
  transform: translateY(-1px);
}
.btn-rect svg {
  width: 15px;
  height: 15px;
}

.hamburger {
  display: none;
  width: 40px;
  height: 40px;
  border-radius: 10px;
  border: 1px solid rgba(18, 38, 26, 0.22);
  background: transparent;
  color: var(--ink);
  align-items: center;
  justify-content: center;
  cursor: pointer;
}
.hamburger svg {
  width: 18px;
  height: 18px;
}

/* ---------- mobile menu ---------------------------------------------- */

.mobile-menu {
  position: fixed;
  inset: 0;
  z-index: 200;
  background: var(--green);
  display: flex;
  flex-direction: column;
  padding: 1.1rem clamp(1.25rem, 5vw, 2rem) 2rem;
  transform: translateY(-8px);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity 0.3s var(--ease), transform 0.3s var(--ease),
    visibility 0.3s;
}
.mobile-menu.is-open {
  opacity: 1;
  transform: translateY(0);
  visibility: visible;
  pointer-events: auto;
}
.mobile-menu-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.mobile-menu .logo {
  color: #fff;
}
.mobile-close {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  border: 1px solid rgba(255, 255, 255, 0.35);
  background: transparent;
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 1.3rem;
}
.mobile-links {
  margin-top: 2.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}
.mobile-links a {
  font-size: 1.15rem;
  font-weight: 300;
  padding: 0.9rem 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.2);
  color: #fff;
}
.mobile-links a.is-active {
  color: var(--cream);
}
.mobile-menu-foot {
  margin-top: auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.85rem;
  padding-top: 2rem;
}
/* ---------- shared section chrome ------------------------------------ */

main {
  position: relative;
  z-index: 1;
}

.section {
  padding: clamp(4rem, 8vw, 7rem) 0;
  position: relative;
}
.section-tight {
  padding: clamp(2.5rem, 5vw, 3.5rem) 0;
}

.section-top {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: clamp(2rem, 4vw, 3.25rem);
}
.section-top .line {
  flex: 1;
  height: 1px;
  background: var(--line);
}
.kicker {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.76rem;
  font-weight: 400;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-dim);
  white-space: nowrap;
}
.kicker::before {
  content: "";
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--accent);
}

h2.title,
h1.title {
  font-size: clamp(1.9rem, 3.6vw, 2.9rem);
  font-weight: 200;
  letter-spacing: -0.015em;
  line-height: 1.12;
  max-width: 20ch;
}
.accent {
  color: var(--accent);
}

.lead {
  font-size: clamp(1rem, 1.3vw, 1.12rem);
  color: var(--text-dim);
  max-width: 46ch;
  line-height: 1.65;
}

/* ---------- reveal on scroll ------------------------------------------ */

.reveal {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 0.8s var(--ease), transform 0.8s var(--ease);
}
.reveal.in-view {
  opacity: 1;
  transform: translateY(0);
}

/* ---------- hero ------------------------------------------------------ */

.hero {
  position: relative;
  overflow: hidden;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: 6.5rem;
  padding-bottom: 3rem;
}
/* single wrapper owns position/size/rounding — video and overlay just fill
   it with inset:0, so the two layers can never drift out of sync with
   each other at any breakpoint */
.hero-media {
  position: absolute;
  inset: 0;
  z-index: 0;
  overflow: hidden;
  background: var(
    --green-dark
  ); /* skeleton shown instantly before the CDN video decodes */
}
.hero-video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.hero-overlay {
  position: absolute;
  inset: 0;
  background: rgba(
    62,
    107,
    87,
    0.8
  ); /* --green at high opacity — tints the video to match the site's flat sea-green rather than letting its own dark/varied tones show through */
}
@media (prefers-reduced-motion: reduce) {
  .hero-video {
    display: none;
  }
}
.hero-inner {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 0.9rem;
}
.hero-title {
  font-size: clamp(1.9rem, 3.8vw, 2.9rem);
  font-weight: 200;
  letter-spacing: -0.01em;
  line-height: 1.15;
  max-width: 18ch;
  text-wrap: balance;
}
.hero-bottom {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 3rem;
  align-items: end;
  padding-top: clamp(2rem, 5vw, 4rem);
  border-top: 1px solid var(--line);
}
.hero-stats {
  display: flex;
  gap: clamp(1.5rem, 3vw, 3rem);
  justify-self: end;
}
.hero-stat strong {
  display: block;
  font-size: 1.6rem;
  font-weight: 200;
  color: var(--accent);
}
.hero-stat span {
  font-size: 0.82rem;
  color: var(--text-faint);
}

/* ---------- companies: pinned scroll ----------------------------------- */

.companies-section {
  position: relative;
}
.companies-head {
  margin-bottom: clamp(2.5rem, 5vw, 4rem);
}
.companies-head .title {
  max-width: 34ch;
  font-size: clamp(1.5rem, 2.6vw, 2.15rem);
}

.pin-wrap {
  position: relative;
}
.pin-viewport {
  position: sticky;
  top: 0;
  height: 100vh;
  overflow: hidden;
}
.pin-track {
  position: relative;
  width: 100%;
  height: 100%;
}

.company-card {
  display: grid;
  grid-template-columns: 1.35fr 1fr;
  width: 100%;
  height: 100%;
}
.pin-viewport .company-card {
  position: absolute;
  inset: 0;
  transform: translateY(100%);
  will-change: transform;
  box-shadow: 0 -40px 70px -30px rgba(0, 0, 0, 0.35);
  pointer-events: none;
}
.pin-viewport .company-card[data-index="0"] {
  transform: translateY(0);
  box-shadow: none;
}
.pin-viewport .company-card[data-index="0"] {
  z-index: 1;
}
.pin-viewport .company-card[data-index="1"] {
  z-index: 2;
}
.pin-viewport .company-card[data-index="2"] {
  z-index: 3;
}
.pin-viewport .company-card[data-index="3"] {
  z-index: 4;
}
.pin-viewport .company-card.is-active {
  pointer-events: auto;
}

.company-media {
  position: relative;
  overflow: hidden;
  background: var(--green-dark);
}
.company-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.company-panel {
  position: relative;
  background: var(--cream);
  color: var(--ink);
  padding: clamp(1.5rem, 3vw, 3rem);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  gap: 0.7rem;
  overflow: hidden;
}
.company-num {
  font-size: 0.8rem;
  font-weight: 400;
  letter-spacing: 0.06em;
  color: rgba(18, 38, 26, 0.45);
}
.company-name {
  font-size: clamp(1.3rem, 2vw, 1.7rem);
  font-weight: 200;
  letter-spacing: -0.01em;
}
.company-tagline {
  font-size: 0.9rem;
  font-weight: 300;
  color: rgba(18, 38, 26, 0.6);
  max-width: 30ch;
}

.pin-progress {
  position: absolute;
  right: clamp(1.25rem, 4vw, 2.5rem);
  bottom: clamp(1.5rem, 4vw, 2.5rem);
  display: flex;
  gap: 0.6rem;
  z-index: 5;
}
.pin-progress button {
  width: 26px;
  height: 3px;
  background: rgba(18, 38, 26, 0.18);
  border: none;
  border-radius: 2px;
  cursor: pointer;
  padding: 0;
  transition: background 0.3s var(--ease), width 0.3s var(--ease);
}
.pin-progress button.is-active {
  background: var(--green);
  width: 38px;
}

/* mobile: keep the pinned stacking-card interaction, just re-flow each
   card to a single column (image over content) instead of side-by-side.
   Content is now minimal (name, tagline, one link) so it fits centered
   with no internal scrolling. */
@media (max-width: 900px) {
  .company-card {
    grid-template-columns: 1fr;
    grid-template-rows: 42% 58%;
  }
  .company-panel {
    padding: 1.25rem;
    gap: 0.55rem;
  }
  .company-name {
    font-size: clamp(1.1rem, 4.4vw, 1.35rem);
  }
  .company-tagline {
    font-size: 0.82rem;
  }
  .btn-rect {
    padding: 0.55rem 0.95rem;
    font-size: 0.78rem;
  }
  .pin-progress {
    right: 1.25rem;
    bottom: 1.25rem;
  }
}

/* ---------- what drives us ----------------------------------------------- */

.drives-grid {
  display: grid;
  grid-template-columns: 1fr;
  max-width: 32rem;
  margin: 0 auto;
  text-align: center;
  gap: clamp(1.5rem, 3vw, 2.5rem);
}
.drives-col h3 {
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  font-weight: 200;
  letter-spacing: -0.01em;
  margin-bottom: 0.9rem;
}
.drives-col p {
  font-size: 0.95rem;
  color: var(--text-dim);
  line-height: 1.65;
}
.pillar-chips {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.5rem;
  margin-top: 1.4rem;
}
.pillar-chips span {
  font-size: 0.74rem;
  color: var(--text-dim);
  border: none;
  padding: 0.32rem 0.65rem;
  border-radius: 100px;
}
.pillar-chips .pillar-divider {
  align-self: center;
  width: 1px;
  height: 14px;
  border: none;
  border-radius: 0;
  padding: 0;
  background: var(--line);
}

/* ---------- contact ----------------------------------------------------- */
#contact > .container {
  position: relative;
  z-index: 1;
}

.contact-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: clamp(2.5rem, 6vw, 5rem);
  align-items: center;
}

.info-cards {
  display: grid;
  gap: 1.5rem;
}
.info-card {
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--line);
}
.info-card:last-child {
  padding-bottom: 0;
  border-bottom: none;
}
.info-card-head {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  font-size: 0.8rem;
  font-weight: 400;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--text-faint);
  margin-bottom: 0.6rem;
}
.info-card-head svg {
  width: 15px;
  height: 15px;
  color: var(--accent);
}
.info-card p {
  font-size: 0.95rem;
  color: var(--text-dim);
  line-height: 1.6;
}
.info-card a {
  color: var(--text);
}
.info-card a:hover {
  color: var(--accent);
}

.contact-form {
  background: var(--cream);
  color: var(--ink);
  border-radius: var(--radius-l);
  padding: clamp(1.5rem, 3vw, 2.25rem);
  display: flex;
  flex-direction: column;
  gap: 1.1rem;
}
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.1rem;
}
.field {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}
.field span {
  font-size: 0.8rem;
  color: rgba(18, 38, 26, 0.55);
}
.field input,
.field textarea {
  background: #ffffff;
  border: 1px solid rgba(18, 38, 26, 0.16);
  border-radius: var(--radius-s);
  padding: 0.75rem 0.9rem;
  color: var(--ink);
  font: inherit;
  font-size: 0.92rem;
  resize: vertical;
  transition: border-color 0.25s var(--ease);
}
.field input:focus,
.field textarea:focus {
  outline: none;
  border-color: var(--green);
}
.field input::placeholder,
.field textarea::placeholder {
  color: rgba(18, 38, 26, 0.4);
}

.contact-form .btn-fill {
  background: var(--green);
  color: #fff;
}
.contact-form .btn-fill:hover {
  background: var(--green-deep);
}
.contact-form .btn-badge {
  background: rgba(255, 255, 255, 0.25);
}

.form-status {
  font-size: 0.85rem;
  color: var(--green);
  min-height: 1.1em;
}

@media (max-width: 640px) {
  .form-row {
    grid-template-columns: 1fr;
  }
}

/* ---------- footer -------------------------------------------------------- */

#contact {
  padding-bottom: clamp(2rem, 4vw, 2.75rem);
}

.site-footer {
  position: relative;
  overflow: hidden;
  padding: clamp(1.1rem, 2vw, 1.4rem) 0;
}
.site-footer > .container {
  position: relative;
  z-index: 1;
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  flex-wrap: wrap;
  padding-top: 1.25rem;
  border-top: 1px solid var(--line);
}
.footer-bottom .logo {
  color: #fff;
  font-size: 0.95rem;
}
.footer-logo-img {
  height: 34px;
}
.footer-copy {
  font-size: 0.8rem;
  font-weight: 300;
  letter-spacing: 0.01em;
  color: var(--text-faint);
}

/* ---------- responsive: nav / general -------------------------------------- */

@media (max-width: 860px) {
  .nav-links {
    display: none;
  }
  .nav-right .btn-ghost {
    display: none;
  }
  .hamburger {
    display: flex;
  }

  .hero-bottom {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  .hero-stats {
    justify-self: start;
    gap: 2rem;
    flex-wrap: wrap;
  }

  .contact-grid {
    grid-template-columns: 1fr;
  }
  .contact-copy {
    order: -1;
  }
}

@media (max-width: 480px) {
  .footer-bottom {
    flex-direction: column;
    align-items: flex-start;
    gap: 1rem;
  }
  .hero-stats {
    gap: 1.5rem;
  }
  .hero-stat strong {
    font-size: 1.35rem;
  }
}