/* ===========================
   JNM Construction Group
   Brand CSS — Royal Blue Theme
   =========================== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  /* Brand Colors — from logo */
  --blue:       #1B4FA6;   /* deep royal blue */
  --blue-dk:    #123578;   /* darker navy */
  --blue-lt:    #5BB8F5;   /* sky blue accent */
  --blue-pale:  #EAF3FB;   /* light blue tint */
  --white:      #ffffff;
  --off-white:  #F5F8FC;
  --gray-lt:    #E8EDF5;
  --gray-mid:   #94A3B8;
  --gray-dark:  #3D4F6B;
  --text:       #1E2D4A;   /* near-navy body text */
  --text-soft:  #4E6080;

  --radius:  10px;
  --shadow:  0 6px 32px rgba(27,79,166,.13);
  --shadow-lg: 0 16px 56px rgba(27,79,166,.18);
  --trans:   .28s cubic-bezier(.4,0,.2,1);
}

html { scroll-behavior: smooth; }
body {
  font-family: 'Inter', sans-serif;
  background: var(--white);
  color: var(--text);
  line-height: 1.7;
  overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { color: var(--blue); text-decoration: none; transition: color var(--trans); }
a:hover { color: var(--blue-lt); }

.container { max-width: 1200px; margin: 0 auto; padding: 0 1.5rem; }
.section { padding: 6rem 0; }

/* ---- TYPOGRAPHY ---- */
.section__eyebrow {
  font-size: .72rem; font-weight: 700; letter-spacing: .2em;
  text-transform: uppercase; color: var(--blue-lt);
  margin-bottom: .75rem; display: block;
}
.section__title {
  font-family: 'Playfair Display', serif;
  font-size: clamp(1.9rem, 3.5vw, 2.75rem);
  color: var(--blue-dk); line-height: 1.2;
  margin-bottom: 1.25rem;
}
.section__header { text-align: center; max-width: 640px; margin: 0 auto 3.5rem; }
.section__sub { color: var(--text-soft); max-width: 560px; margin: 0 auto; }

/* ---- BUTTONS ---- */
.btn {
  display: inline-block;
  padding: .85rem 2rem; border-radius: 6px;
  font-weight: 600; font-size: .9rem; letter-spacing: .03em;
  cursor: pointer; border: none;
  transition: transform var(--trans), box-shadow var(--trans), background var(--trans);
}
.btn:hover { transform: translateY(-2px); }
.btn--primary {
  background: var(--blue);
  color: var(--white);
  box-shadow: 0 4px 18px rgba(27,79,166,.35);
}
.btn--primary:hover { background: var(--blue-dk); color: var(--white); box-shadow: 0 8px 28px rgba(27,79,166,.45); }
.btn--outline {
  background: transparent;
  border: 2px solid var(--white);
  color: var(--white);
}
.btn--outline:hover { background: rgba(255,255,255,.15); color: var(--white); }
.btn--outline-blue {
  background: transparent;
  border: 2px solid var(--blue);
  color: var(--blue);
}
.btn--outline-blue:hover { background: var(--blue); color: var(--white); }
.btn--full { width: 100%; text-align: center; }

/* ---- NAV ---- */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 999;
  padding: .9rem 0;
  transition: background var(--trans), box-shadow var(--trans), padding var(--trans);
}
.nav--scrolled {
  background: rgba(255,255,255,.97);
  backdrop-filter: blur(16px);
  box-shadow: 0 2px 24px rgba(27,79,166,.12);
  padding: .5rem 0;
}
.nav__inner {
  max-width: 1200px; margin: 0 auto; padding: 0 1.5rem;
  display: flex; align-items: center; justify-content: space-between; gap: 2rem;
}
.nav__brand { display: flex; align-items: center; gap: .8rem; }
/* Logo: white/inverted on dark hero, normal on scrolled white nav */
.nav__brand img {
  height: 60px; width: auto;
  filter: brightness(0) invert(1);
  transition: filter var(--trans), height var(--trans);
}
.nav--scrolled .nav__brand img {
  filter: none;
  height: 52px;
}
.nav__links { display: flex; align-items: center; gap: 1.8rem; }
.nav__links a {
  font-size: .88rem; font-weight: 500; color: var(--white);
  position: relative; transition: color var(--trans);
}
.nav--scrolled .nav__links a { color: var(--text); }
.nav__links a::after {
  content: ''; position: absolute; left: 0; bottom: -4px;
  width: 0; height: 2px; background: var(--blue);
  transition: width var(--trans);
}
.nav__links a:hover { color: var(--blue-lt); }
.nav--scrolled .nav__links a:hover { color: var(--blue); }
.nav__links a:hover::after { width: 100%; }
.nav__cta {
  background: var(--blue) !important;
  color: var(--white) !important;
  padding: .55rem 1.3rem; border-radius: 6px;
  font-weight: 600 !important;
  box-shadow: 0 3px 12px rgba(27,79,166,.3);
}
.nav__cta::after { display: none !important; }
.nav__cta:hover { background: var(--blue-dk) !important; color: var(--white) !important; box-shadow: 0 6px 20px rgba(27,79,166,.4) !important; }
.nav__toggle {
  display: none; flex-direction: column; gap: 5px;
  background: none; border: none; cursor: pointer; padding: .3rem; z-index: 1001;
}
.nav__toggle span { display: block; width: 24px; height: 2px; background: var(--white); transition: var(--trans); }
.nav--scrolled .nav__toggle span { background: var(--text); }
.nav__toggle--open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav__toggle--open span:nth-child(2) { opacity: 0; }
.nav__toggle--open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ---- HERO ---- */
.hero {
  position: relative; min-height: 100vh;
  display: flex; align-items: center;
  background: url('assets/JNM-Sunum-1.png') center/cover no-repeat;
  overflow: hidden;
}
.hero__overlay {
  position: absolute; inset: 0;
  background: linear-gradient(120deg, rgba(18,53,120,.88) 0%, rgba(27,79,166,.72) 50%, rgba(18,53,120,.5) 100%);
}
.hero__content {
  position: relative; z-index: 2;
  max-width: 1200px; margin: 0 auto; padding: 0 1.5rem;
  padding-top: 6rem;
}
.hero__eyebrow {
  font-size: .75rem; font-weight: 700; letter-spacing: .22em;
  text-transform: uppercase; color: var(--blue-lt);
  margin-bottom: 1.2rem; display: block;
  animation: fadeUp .7s .2s both;
}
.hero__title {
  font-family: 'Playfair Display', serif;
  font-size: clamp(2.8rem, 6vw, 5rem);
  color: var(--white); line-height: 1.1;
  margin-bottom: 1.5rem;
  animation: fadeUp .7s .35s both;
}
.hero__title span { color: var(--blue-lt); }
.hero__sub {
  font-size: 1.1rem; color: rgba(255,255,255,.88);
  max-width: 560px; margin-bottom: 2.5rem;
  animation: fadeUp .7s .5s both;
}
.hero__actions {
  display: flex; flex-wrap: wrap; gap: 1rem;
  animation: fadeUp .7s .65s both;
}
.hero__scroll {
  position: absolute; bottom: 2rem; left: 50%; transform: translateX(-50%);
  display: flex; flex-direction: column; align-items: center; gap: .5rem;
  font-size: .68rem; letter-spacing: .15em; text-transform: uppercase;
  color: rgba(255,255,255,.6); z-index: 2;
}
.hero__scroll-line {
  width: 1px; height: 48px;
  background: linear-gradient(to bottom, var(--blue-lt), transparent);
  animation: pulse 2s infinite;
}

/* ---- STATS ---- */
.stats {
  background: var(--blue);
  padding: 3.5rem 0;
}
.stats__grid {
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: 2rem; text-align: center;
}
.stats__item { opacity: 0; transform: translateY(20px); transition: opacity .5s, transform .5s; }
.stats__item.visible { opacity: 1; transform: none; }
.stats__num { display: block; font-family: 'Playfair Display', serif; font-size: 2.8rem; font-weight: 800; color: var(--white); line-height: 1; }
.stats__label { font-size: .78rem; color: rgba(255,255,255,.75); text-transform: uppercase; letter-spacing: .1em; margin-top: .4rem; }

/* ---- ABOUT ---- */
.about { background: var(--white); }
.about__grid { display: grid; grid-template-columns: 1fr 1fr; gap: 5rem; align-items: center; }
.about__img-wrap { position: relative; }
.about__img {
  border-radius: var(--radius); box-shadow: var(--shadow-lg);
  aspect-ratio: 4/3; object-fit: cover; width: 100%;
}
.about__badge {
  position: absolute; bottom: -1.5rem; right: -1.5rem;
  background: var(--blue); color: var(--white);
  border-radius: var(--radius); padding: 1.2rem 1.5rem;
  text-align: center; box-shadow: var(--shadow-lg);
}
.about__badge-num { display: block; font-size: .68rem; font-weight: 700; letter-spacing: .15em; text-transform: uppercase; opacity: .8; }
.about__badge-year { font-family: 'Playfair Display', serif; font-size: 2rem; font-weight: 800; }
.about__text p { color: var(--text-soft); margin-bottom: 1rem; }
.about__list {
  list-style: none; margin: 1.5rem 0 2rem;
  display: grid; grid-template-columns: 1fr 1fr; gap: .6rem;
}
.about__list li {
  padding-left: 1.3rem; position: relative; font-size: .9rem; color: var(--text);
}
.about__list li::before { content: '▸'; position: absolute; left: 0; color: var(--blue); }

/* ---- SERVICES ---- */
.services { background: var(--off-white); }
.services__grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; }
.service-card {
  background: var(--white); border: 1px solid var(--gray-lt);
  border-radius: var(--radius); padding: 2rem;
  border-top: 3px solid var(--blue);
  transition: transform var(--trans), box-shadow var(--trans);
  opacity: 0; transform: translateY(24px);
}
.service-card.visible { opacity: 1; transform: none; }
.service-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.service-card__icon {
  width: 48px; height: 48px; border-radius: 10px;
  background: var(--blue-pale); display: flex; align-items: center;
  justify-content: center; margin-bottom: 1.2rem;
}
.service-card__icon img { width: 26px; height: 26px; }
.service-card__num {
  font-size: 2rem; font-weight: 800; color: var(--blue-pale);
  font-family: 'Playfair Display', serif; line-height: 1;
  margin-bottom: .5rem;
}
.service-card h3 { color: var(--blue-dk); font-size: 1rem; margin-bottom: .6rem; font-weight: 700; }
.service-card p { font-size: .88rem; color: var(--text-soft); line-height: 1.65; }

/* ---- TEAM ---- */
.team { background: var(--white); }
.team__grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; align-items: start; }
.team-card {
  border: 1px solid var(--gray-lt); border-radius: var(--radius);
  overflow: hidden;
  transition: transform var(--trans), box-shadow var(--trans);
  opacity: 0; transform: translateY(24px);
}
.team-card.visible { opacity: 1; transform: none; }
.team-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.team-card__top { background: var(--blue); padding: 2rem; text-align: center; }
.team-card__avatar {
  width: 72px; height: 72px; border-radius: 50%;
  background: rgba(255,255,255,.2); border: 3px solid rgba(255,255,255,.5);
  color: var(--white); font-weight: 800; font-size: 1.3rem;
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto 1rem;
}
.team-card__name { color: var(--white); font-size: 1.05rem; font-weight: 700; }
.team-card__role { font-size: .75rem; color: var(--blue-lt); font-weight: 600; letter-spacing: .06em; text-transform: uppercase; margin-top: .3rem; }
.team-card__body { padding: 1.5rem; }
.team-card__bio { font-size: .88rem; color: var(--text-soft); line-height: 1.65; }
.team-card__highlight {
  margin-top: 1rem; padding: .7rem 1rem;
  background: var(--blue-pale); border-left: 3px solid var(--blue);
  border-radius: 0 6px 6px 0; font-size: .78rem; color: var(--blue-dk); font-weight: 500;
}

/* ---- PROJECTS ---- */
.projects { background: var(--off-white); }
.projects__grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; }
.project-card {
  border-radius: var(--radius); overflow: hidden;
  background: var(--white); border: 1px solid var(--gray-lt);
  transition: transform var(--trans), box-shadow var(--trans);
  opacity: 0; transform: translateY(24px);
}
.project-card.visible { opacity: 1; transform: none; }
.project-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.project-card__img { aspect-ratio: 16/10; overflow: hidden; }
.project-card__img a { display: block; width: 100%; height: 100%; cursor: zoom-in; }
.project-card__img img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s; }
.project-card:hover .project-card__img img { transform: scale(1.06); }
.project-card__body { padding: 1.5rem; }
.project-card__tag {
  font-size: .7rem; font-weight: 700; letter-spacing: .14em;
  text-transform: uppercase; color: var(--blue);
  margin-bottom: .5rem;
}
.project-card h3 { color: var(--blue-dk); font-size: 1rem; font-weight: 700; margin-bottom: .5rem; }
.project-card p { font-size: .85rem; color: var(--text-soft); line-height: 1.6; }

/* ---- WHY JNM ---- */
.why { background: var(--blue); padding: 6rem 0; }
.why__grid { display: grid; grid-template-columns: 1fr 1fr; gap: 5rem; align-items: center; }
.why .section__eyebrow { color: var(--blue-lt); }
.why .section__title { color: var(--white); }
.why__text p { color: rgba(255,255,255,.82); margin-bottom: 1rem; }
.why__pillars { display: grid; grid-template-columns: 1fr 1fr; gap: 1.2rem; margin-top: 2rem; }
.why__pillar {
  background: rgba(255,255,255,.1); border: 1px solid rgba(255,255,255,.15);
  border-radius: var(--radius); padding: 1.2rem;
}
.why__pillar h4 { color: var(--white); font-size: .9rem; font-weight: 700; margin-bottom: .3rem; }
.why__pillar p { font-size: .82rem; color: rgba(255,255,255,.72); }
.why__img { border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow-lg); }
.why__img img { width: 100%; aspect-ratio: 4/3; object-fit: cover; }

/* ---- CONTACT ---- */
.contact { background: var(--white); }
.contact__grid { display: grid; grid-template-columns: 1fr 1.3fr; gap: 5rem; align-items: start; }
.contact__details { margin-top: 2rem; display: flex; flex-direction: column; gap: 1.5rem; }
.contact__detail { display: flex; flex-direction: column; gap: .2rem; }
.contact__detail-label { font-size: .7rem; font-weight: 700; letter-spacing: .16em; text-transform: uppercase; color: var(--blue); }
.contact__detail a, .contact__detail span { font-size: 1rem; color: var(--text); font-weight: 500; }
.contact__detail a:hover { color: var(--blue); }
.contact__form { display: flex; flex-direction: column; gap: 1.2rem; }
.form__row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.form__group { display: flex; flex-direction: column; gap: .4rem; }
.form__group label { font-size: .78rem; font-weight: 600; color: var(--gray-dark); letter-spacing: .04em; }
.form__group input,
.form__group select,
.form__group textarea {
  background: var(--off-white); border: 1.5px solid var(--gray-lt);
  border-radius: 8px; color: var(--text);
  padding: .8rem 1rem; font-family: inherit; font-size: .9rem;
  transition: border-color var(--trans), box-shadow var(--trans); outline: none;
}
.form__group select { appearance: none; cursor: pointer; }
.form__group input::placeholder, .form__group textarea::placeholder { color: var(--gray-mid); }
.form__group input:focus, .form__group select:focus, .form__group textarea:focus {
  border-color: var(--blue); box-shadow: 0 0 0 3px rgba(27,79,166,.12);
}
.form__success {
  display: none; padding: 1rem; border-radius: 8px;
  background: #EAF7EE; border: 1px solid #7DC99A;
  color: #1E6E3A; font-size: .9rem; text-align: center;
}
.form__success--show { display: block; }

/* ---- FOOTER ---- */
.footer { background: var(--blue-dk); padding: 4rem 0 2rem; }
.footer__inner { display: grid; grid-template-columns: 1.5fr 1fr 1fr; gap: 3rem; }
.footer__brand img { height: 56px; margin-bottom: 1rem; filter: brightness(0) invert(1); }
.footer__brand p { font-size: .85rem; color: rgba(255,255,255,.6); line-height: 1.6; }
.footer__col h4 { font-size: .78rem; font-weight: 700; letter-spacing: .14em; text-transform: uppercase; color: var(--blue-lt); margin-bottom: 1rem; }
.footer__col a { display: block; font-size: .85rem; color: rgba(255,255,255,.7); margin-bottom: .5rem; }
.footer__col a:hover { color: var(--white); }
.footer__bottom {
  border-top: 1px solid rgba(255,255,255,.1);
  margin-top: 3rem; padding-top: 1.5rem;
  text-align: center; font-size: .78rem; color: rgba(255,255,255,.45);
}

/* ---- ANIMATIONS ---- */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(28px); }
  to   { opacity: 1; transform: none; }
}
@keyframes pulse {
  0%, 100% { opacity: 1; } 50% { opacity: .2; }
}

/* ---- RESPONSIVE ---- */
@media (max-width: 1024px) {
  .about__grid, .why__grid, .contact__grid { grid-template-columns: 1fr; gap: 3rem; }
  .about__badge { right: 1rem; }
  .footer__inner { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 768px) {
  .section { padding: 4rem 0; }
  .stats__grid { grid-template-columns: repeat(2, 1fr); }
  .services__grid, .team__grid, .projects__grid { grid-template-columns: 1fr; }
  .why__pillars { grid-template-columns: 1fr; }
  .form__row { grid-template-columns: 1fr; }
  .footer__inner { grid-template-columns: 1fr; }
  .nav__links {
    display: none; flex-direction: column; gap: 0;
    position: fixed; top: 0; right: 0; bottom: 0; width: 280px;
    background: var(--white); padding: 5rem 2rem 2rem;
    box-shadow: -8px 0 40px rgba(27,79,166,.15);
    border-left: 1px solid var(--gray-lt);
  }
  .nav__links a { padding: .9rem 0; border-bottom: 1px solid var(--gray-lt); color: var(--text) !important; }
  .nav__links--open { display: flex; }
  .nav__cta { margin-top: 1rem; text-align: center; }
  .nav__toggle { display: flex; }
  .hero__title { font-size: 2.6rem; }
  .about__list { grid-template-columns: 1fr; }
}
@media (max-width: 480px) {
  .hero__actions { flex-direction: column; }
  .btn { text-align: center; }
}