/* ============================================================
   Avenor Solutions — Dark theme design system
   ============================================================ */

:root {
  --color-bg:          #080810;
  --color-surface:     #0F0F1A;
  --color-surface-2:   #161625;
  --color-surface-3:   #1E1E30;
  --color-primary:     #D84315;
  --color-primary-d:   #BF360C;
  --color-primary-l:   #FF7043;
  --color-primary-glow:rgba(216,67,21,.18);
  --color-text:        #E8E8F0;
  --color-text-muted:  #8888A4;
  --color-text-faint:  #555570;
  --color-border:      #252538;
  --color-border-l:    #2E2E48;

  --radius-sm:   6px;
  --radius-md:   12px;
  --radius-lg:   20px;
  --radius-pill: 999px;

  --shadow-card: 0 4px 24px rgba(0,0,0,.4);
  --shadow-glow: 0 0 40px var(--color-primary-glow);

  --transition: .25s cubic-bezier(.4,0,.2,1);

  --font: 'Inter', system-ui, sans-serif;
}

/* ── Reset ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: var(--font);
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.6;
  overflow-x: hidden;
}
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }

/* ── Utility ── */
.container {
  width: 100%;
  max-width: 1160px;
  margin: 0 auto;
  padding: 0 24px;
}
.section { padding: 96px 0; }
.section__header { text-align: center; margin-bottom: 64px; }
.section__badge {
  display: inline-block;
  font-size: .75rem;
  font-weight: 600;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--color-primary-l);
  border: 1px solid rgba(216,67,21,.3);
  border-radius: var(--radius-pill);
  padding: 4px 14px;
  margin-bottom: 16px;
}
.section__title {
  font-size: clamp(1.75rem, 3.5vw, 2.5rem);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -.02em;
  margin-bottom: 16px;
}
.section__subtitle {
  font-size: 1.0625rem;
  color: var(--color-text-muted);
  max-width: 540px;
  margin: 0 auto;
}

/* ── Buttons ── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font);
  font-size: .9375rem;
  font-weight: 600;
  border-radius: var(--radius-pill);
  padding: 11px 26px;
  border: 2px solid transparent;
  cursor: pointer;
  transition: var(--transition);
  white-space: nowrap;
}
.btn--primary {
  background: var(--color-primary);
  color: #fff;
  border-color: var(--color-primary);
}
.btn--primary:hover {
  background: var(--color-primary-l);
  border-color: var(--color-primary-l);
  box-shadow: var(--shadow-glow);
  transform: translateY(-1px);
}
.btn--ghost {
  background: transparent;
  color: var(--color-text);
  border-color: var(--color-border-l);
}
.btn--ghost:hover {
  border-color: var(--color-text-muted);
  background: var(--color-surface);
}
.btn--lg { padding: 14px 32px; font-size: 1rem; }
.btn--outline {
  background: transparent;
  color: var(--color-primary-l);
  border-color: var(--color-primary);
}
.btn--outline:hover {
  background: var(--color-primary-glow);
}

/* ── Reveal animation ── */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity .6s ease, transform .6s ease;
}
.reveal.in-view {
  opacity: 1;
  transform: none;
}

/* ======================================================
   NAV
   ====================================================== */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  padding: 18px 0;
  transition: background var(--transition), border-color var(--transition), padding var(--transition);
}
.nav.scrolled {
  background: rgba(8,8,16,.92);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--color-border);
  padding: 12px 0;
}
.nav__inner {
  display: flex;
  align-items: center;
  gap: 40px;
}
.nav__logo {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
  text-decoration: none;
}
.nav__logo-img {
  height: 44px;
  width: auto;
  border-radius: 50%;
  box-shadow: 0 0 0 1px rgba(255,255,255,.06);
  transition: transform var(--transition), box-shadow var(--transition);
}
.nav__logo:hover .nav__logo-img {
  transform: scale(1.06);
  box-shadow: 0 0 20px rgba(216,67,21,.35);
}
.nav__logo-img--footer { height: 36px; }
.nav__logo-wordmark {
  display: flex;
  flex-direction: column;
  gap: 2px;
  line-height: 1;
}
.nav__logo-name {
  font-size: .9375rem;
  font-weight: 800;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--color-text);
  font-feature-settings: "ss01";
}
.nav__logo-sub {
  font-size: .6rem;
  font-weight: 500;
  letter-spacing: .28em;
  text-transform: uppercase;
  color: var(--color-primary-l);
  opacity: .85;
}
.nav__links {
  display: flex;
  gap: 32px;
  margin-left: auto;
}
.nav__links a {
  font-size: .9rem;
  font-weight: 500;
  color: var(--color-text-muted);
  transition: color var(--transition);
}
.nav__links a:hover { color: var(--color-text); }
.nav__cta { margin-left: 16px; }
.nav__hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
  margin-left: auto;
}
.nav__hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--color-text);
  border-radius: 2px;
  transition: var(--transition);
}

/* ======================================================
   HERO
   ====================================================== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  padding: 120px 0 80px;
}
.hero__particles {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  opacity: .6;
}
.hero__content {
  position: relative;
  z-index: 2;
  text-align: center;
}
.hero__badge {
  display: inline-block;
  font-size: .75rem;
  font-weight: 600;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--color-primary-l);
  background: rgba(216,67,21,.1);
  border: 1px solid rgba(216,67,21,.25);
  border-radius: var(--radius-pill);
  padding: 6px 18px;
  margin-bottom: 28px;
}
.hero__title {
  font-size: clamp(2.5rem, 7vw, 5rem);
  font-weight: 800;
  line-height: 1.08;
  letter-spacing: -.04em;
  margin-bottom: 24px;
}
.hero__title--accent { color: var(--color-primary); }
.hero__subtitle {
  font-size: clamp(1rem, 2vw, 1.2rem);
  color: var(--color-text-muted);
  max-width: 600px;
  margin: 0 auto 40px;
  line-height: 1.7;
}
.hero__ctas {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 72px;
}
.hero__stats {
  display: flex;
  gap: 64px;
  justify-content: center;
  flex-wrap: wrap;
  padding-top: 48px;
  border-top: 1px solid var(--color-border);
}
.hero__stat { text-align: center; }
.hero__stat-num {
  display: block;
  font-size: clamp(2rem, 4vw, 2.75rem);
  font-weight: 800;
  letter-spacing: -.03em;
  color: var(--color-text);
  line-height: 1;
  margin-bottom: 6px;
}
.hero__stat-label {
  font-size: .825rem;
  color: var(--color-text-muted);
  letter-spacing: .04em;
  text-transform: uppercase;
}
.hero__scroll-indicator {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  font-size: .7rem;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--color-text-faint);
  animation: fadeUpIn 1s ease .8s both;
}
.hero__scroll-line {
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, var(--color-primary), transparent);
  animation: scrollPulse 2s ease-in-out infinite;
}
@keyframes scrollPulse {
  0%, 100% { opacity: .4; }
  50% { opacity: 1; }
}
@keyframes fadeUpIn {
  from { opacity: 0; transform: translateY(12px) translateX(-50%); }
  to   { opacity: 1; transform: translateY(0)   translateX(-50%); }
}

/* ======================================================
   SOLUTIONS
   ====================================================== */
.solutions {
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}
.solutions__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(310px, 1fr));
  gap: 24px;
}
.solution-card {
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 32px;
  transition: border-color var(--transition), transform var(--transition), box-shadow var(--transition);
}
.solution-card:hover {
  border-color: var(--color-primary);
  transform: translateY(-4px);
  box-shadow: var(--shadow-glow);
}
.solution-card__icon {
  width: 48px;
  height: 48px;
  background: rgba(216,67,21,.12);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  color: var(--color-primary);
  font-size: 1.4rem;
}
.solution-card h3 {
  font-size: 1.0625rem;
  font-weight: 700;
  margin-bottom: 10px;
  line-height: 1.3;
}
.solution-card p {
  font-size: .9rem;
  color: var(--color-text-muted);
  line-height: 1.65;
}

/* ======================================================
   WHY AVENOR
   ====================================================== */
.why {
  background: var(--color-bg);
}
.why__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}
.why__text h2 { font-size: clamp(1.75rem, 3.5vw, 2.25rem); font-weight: 700; margin-bottom: 20px; }
.why__text p { color: var(--color-text-muted); line-height: 1.75; margin-bottom: 32px; }
.why__pillars { display: flex; flex-direction: column; gap: 20px; }
.why__pillar {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}
.why__pillar-icon {
  width: 40px;
  height: 40px;
  flex-shrink: 0;
  background: var(--color-primary-glow);
  border: 1px solid rgba(216,67,21,.3);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary-l);
  font-size: 1.1rem;
}
.why__pillar-body h4 { font-size: .9375rem; font-weight: 600; margin-bottom: 4px; }
.why__pillar-body p { font-size: .875rem; color: var(--color-text-muted); }
.why__visual {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 40px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.why__metric {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 16px 20px;
  background: var(--color-surface-2);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
}
.why__metric-val {
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--color-primary-l);
  white-space: nowrap;
  min-width: 80px;
}
.why__metric-label { font-size: .875rem; color: var(--color-text-muted); line-height: 1.4; }

/* ======================================================
   INDUSTRIES
   ====================================================== */
.industries {
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}
.industries__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 16px;
}
.industry-card {
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 24px 20px;
  text-align: center;
  transition: border-color var(--transition), background var(--transition);
  cursor: default;
}
.industry-card:hover {
  border-color: rgba(216,67,21,.4);
  background: var(--color-surface-3);
}
.industry-card__icon { font-size: 1.75rem; margin-bottom: 12px; }
.industry-card h3 { font-size: .9375rem; font-weight: 600; margin-bottom: 6px; }
.industry-card p { font-size: .8125rem; color: var(--color-text-muted); line-height: 1.5; }

/* ======================================================
   PROCESS
   ====================================================== */
.process { background: var(--color-bg); }
.process__steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  position: relative;
}
.process__steps::before {
  content: '';
  position: absolute;
  top: 32px;
  left: calc(12.5% + 32px);
  right: calc(12.5% + 32px);
  height: 1px;
  background: linear-gradient(to right, var(--color-primary), rgba(216,67,21,.2), var(--color-primary));
}
.process__step {
  padding: 0 20px;
  text-align: center;
}
.process__step-num {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: var(--color-surface);
  border: 2px solid var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--color-primary);
  margin: 0 auto 24px;
  position: relative;
  z-index: 1;
}
.process__step h3 { font-size: 1rem; font-weight: 700; margin-bottom: 8px; }
.process__step p { font-size: .875rem; color: var(--color-text-muted); line-height: 1.6; }

/* ======================================================
   INSIGHTS
   ====================================================== */
.insights {
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}
.insights__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 24px;
}
.insight-card {
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: border-color var(--transition), transform var(--transition);
}
.insight-card:hover {
  border-color: rgba(216,67,21,.4);
  transform: translateY(-3px);
}
.insight-card__header {
  padding: 28px 28px 0;
}
.insight-card__tag {
  font-size: .7rem;
  font-weight: 600;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--color-primary-l);
  margin-bottom: 12px;
}
.insight-card__title {
  font-size: 1.0625rem;
  font-weight: 700;
  line-height: 1.4;
  margin-bottom: 12px;
}
.insight-card__excerpt {
  font-size: .875rem;
  color: var(--color-text-muted);
  line-height: 1.65;
  padding: 0 28px 28px;
  flex: 1;
}
.insight-card__footer {
  padding: 16px 28px;
  border-top: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.insight-card__meta { font-size: .8rem; color: var(--color-text-faint); }
.insight-card__arrow {
  width: 32px;
  height: 32px;
  border: 1px solid var(--color-border-l);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-muted);
  transition: var(--transition);
}
.insight-card:hover .insight-card__arrow {
  border-color: var(--color-primary);
  color: var(--color-primary-l);
  background: var(--color-primary-glow);
}

/* ======================================================
   ABOUT
   ====================================================== */
.about { background: var(--color-bg); }
.about__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: start;
}
.about__text h2 {
  font-size: clamp(1.75rem, 3.5vw, 2.25rem);
  font-weight: 700;
  margin-bottom: 20px;
  line-height: 1.2;
}
.about__text p {
  color: var(--color-text-muted);
  line-height: 1.8;
  margin-bottom: 20px;
  font-size: .9375rem;
}
.about__values {
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.about__value {
  display: flex;
  gap: 14px;
  padding: 20px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
}
.about__value-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--color-primary);
  flex-shrink: 0;
  margin-top: 5px;
}
.about__value-body h4 { font-size: .9375rem; font-weight: 600; margin-bottom: 4px; }
.about__value-body p { font-size: .875rem; color: var(--color-text-muted); }

/* ======================================================
   CONTACT
   ====================================================== */
.contact {
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
}
.contact__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: start;
}
.contact__info h2 {
  font-size: clamp(1.75rem, 3.5vw, 2.25rem);
  font-weight: 700;
  margin-bottom: 16px;
}
.contact__info p {
  color: var(--color-text-muted);
  line-height: 1.75;
  margin-bottom: 40px;
  font-size: .9375rem;
}
.contact__details { display: flex; flex-direction: column; gap: 16px; }
.contact__detail {
  display: flex;
  gap: 14px;
  align-items: flex-start;
}
.contact__detail-icon {
  width: 36px;
  height: 36px;
  flex-shrink: 0;
  background: var(--color-primary-glow);
  border: 1px solid rgba(216,67,21,.25);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
}
.contact__detail-text span { display: block; }
.contact__detail-text .label { font-size: .75rem; color: var(--color-text-faint); text-transform: uppercase; letter-spacing: .08em; margin-bottom: 2px; }
.contact__detail-text .value { font-size: .9rem; font-weight: 500; }

/* Contact form */
.contact__form {
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 36px;
}
.form-group { margin-bottom: 20px; }
.form-group label {
  display: block;
  font-size: .8125rem;
  font-weight: 600;
  color: var(--color-text-muted);
  margin-bottom: 8px;
  text-transform: uppercase;
  letter-spacing: .07em;
}
.form-group input,
.form-group textarea {
  width: 100%;
  background: var(--color-surface);
  border: 1px solid var(--color-border-l);
  border-radius: var(--radius-md);
  padding: 12px 16px;
  font-family: var(--font);
  font-size: .9375rem;
  color: var(--color-text);
  transition: border-color var(--transition), box-shadow var(--transition);
  outline: none;
  resize: none;
}
.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--color-text-faint);
}
.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(216,67,21,.15);
}
.form-group textarea { height: 130px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form__submit { width: 100%; justify-content: center; }
.form__status {
  margin-top: 12px;
  padding: 12px 16px;
  border-radius: var(--radius-md);
  font-size: .875rem;
  display: none;
}
.form__status--success {
  background: rgba(39,174,96,.1);
  border: 1px solid rgba(39,174,96,.3);
  color: #5dba7d;
  display: block;
}
.form__status--error {
  background: rgba(231,76,60,.1);
  border: 1px solid rgba(231,76,60,.3);
  color: #e97474;
  display: block;
}

/* ======================================================
   FOOTER
   ====================================================== */
.footer {
  background: var(--color-bg);
  border-top: 1px solid var(--color-border);
  padding: 48px 0 32px;
}
.footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 48px;
}
.footer__brand p {
  font-size: .875rem;
  color: var(--color-text-muted);
  margin-top: 14px;
  line-height: 1.7;
  max-width: 260px;
}
.footer__col h4 {
  font-size: .8rem;
  font-weight: 600;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-bottom: 16px;
}
.footer__col ul { display: flex; flex-direction: column; gap: 10px; }
.footer__col a {
  font-size: .875rem;
  color: var(--color-text-faint);
  transition: color var(--transition);
}
.footer__col a:hover { color: var(--color-text); }
.footer__bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 24px;
  border-top: 1px solid var(--color-border);
  flex-wrap: wrap;
  gap: 12px;
}
.footer__copy {
  font-size: .8125rem;
  color: var(--color-text-faint);
}
.footer__legal { display: flex; gap: 20px; }
.footer__legal a {
  font-size: .8125rem;
  color: var(--color-text-faint);
  transition: color var(--transition);
}
.footer__legal a:hover { color: var(--color-text-muted); }

/* ======================================================
   MOBILE NAV OVERLAY
   ====================================================== */
.nav__mobile {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(8,8,16,.97);
  z-index: 99;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 32px;
}
.nav__mobile.open { display: flex; }
.nav__mobile a {
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--color-text-muted);
  transition: color var(--transition);
}
.nav__mobile a:hover { color: var(--color-text); }
.nav__mobile-close {
  position: absolute;
  top: 24px;
  right: 24px;
  background: none;
  border: none;
  color: var(--color-text-muted);
  font-size: 1.5rem;
  cursor: pointer;
}

/* ======================================================
   RESPONSIVE
   ====================================================== */
@media (max-width: 900px) {
  .nav__links, .nav__cta { display: none; }
  .nav__hamburger { display: flex; }

  .why__grid, .about__grid, .contact__grid { grid-template-columns: 1fr; }
  .why__visual { display: none; }

  .process__steps {
    grid-template-columns: 1fr 1fr;
    gap: 32px;
  }
  .process__steps::before { display: none; }

  .footer__grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 600px) {
  .section { padding: 64px 0; }
  .hero { padding: 100px 0 60px; }
  .hero__stats { gap: 32px; }

  .process__steps { grid-template-columns: 1fr; }

  .form-row { grid-template-columns: 1fr; }

  .footer__grid { grid-template-columns: 1fr; gap: 32px; }
  .footer__bottom { flex-direction: column; align-items: flex-start; }
}