/* ===========================
   PT PETRAVIDA MAKMUR — STYLE
   WHITE + FACEBOOK BLUE THEME
   =========================== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --blue: #1877F2;
  --blue-dark: #166FE5;
  --blue-darker: #0d5bd9;
  --blue-light: #e7f0fd;
  --blue-mid: #4da0f5;
  --dark: #18191A;
  --dark2: #242526;
  --white: #ffffff;
  --off-white: #f8f9fb;
  --gray-light: #f0f2f5;
  --gray-border: #e4e6ea;
  --text: #1c1e21;
  --text-muted: #606770;
  --shadow-sm: 0 2px 12px rgba(0,0,0,0.07);
  --shadow-md: 0 8px 32px rgba(24,119,242,0.13);
  --shadow-lg: 0 20px 60px rgba(24,119,242,0.15);
  --radius: 14px;
  --radius-sm: 8px;
  --transition: 0.3s 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; }
.container { max-width: 1200px; margin: 0 auto; padding: 0 28px; }
.section-pad { padding: 96px 0; }

/* SECTION LABELS */
.section-label {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 0.75rem; font-weight: 700; letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--blue); background: var(--blue-light);
  padding: 6px 16px; border-radius: 100px;
  border: 1px solid rgba(24,119,242,0.2);
  margin-bottom: 14px;
}
.section-header { margin-bottom: 52px; }
.section-header.center { text-align: center; }
.section-header h2 {
  font-size: clamp(1.9rem,3vw,2.7rem); font-weight: 800;
  color: var(--dark); line-height: 1.2; margin-top: 8px;
}
.section-desc { color: var(--text-muted); max-width: 560px; margin: 14px auto 0; font-size: 1.02rem; }

/* DIVIDER LINE */
.divider { width: 56px; height: 4px; background: var(--blue); border-radius: 4px; margin: 16px 0 0; }
.center .divider { margin: 16px auto 0; }

/* BUTTONS */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 13px 30px; border-radius: var(--radius-sm);
  font-weight: 600; font-size: 0.95rem;
  text-decoration: none; transition: var(--transition); cursor: pointer; border: none;
}
.btn-primary { background: var(--blue); color: var(--white); }
.btn-primary:hover { background: var(--blue-dark); transform: translateY(-2px); box-shadow: 0 10px 28px rgba(24,119,242,0.38); }
.btn-outline { border: 2px solid var(--white); color: var(--white); background: transparent; }
.btn-outline:hover { background: var(--white); color: var(--blue); transform: translateY(-2px); }
.btn-blue-outline { border: 2px solid var(--blue); color: var(--blue); background: transparent; }
.btn-blue-outline:hover { background: var(--blue); color: var(--white); transform: translateY(-2px); }

/* NAVBAR */
.navbar {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  padding: 20px 0; transition: var(--transition);
}
.navbar.scrolled {
  background: var(--white);
  padding: 12px 0;
  box-shadow: 0 2px 20px rgba(0,0,0,0.09);
}
.nav-container { display: flex; align-items: center; justify-content: space-between; }
.logo { display: flex; align-items: center; text-decoration: none; }

/* Logo image — putih di navbar transparan, gelap saat scroll */
.logo-img {
  height: 44px;
  width: auto;
  display: block;
  object-fit: contain;
  /* logo putih, filter none karena bg gelap */
  filter: brightness(0) invert(1);
  transition: filter var(--transition);
}
/* Saat navbar scroll (bg putih), logo digelapkan */
.navbar.scrolled .logo-img {
  filter: brightness(0) saturate(100%);
}
/* Logo di footer (bg gelap) tetap putih */
.logo-img-footer {
  height: 40px;
  filter: brightness(0) invert(1) !important;
  opacity: 0.9;
}
.nav-links { list-style: none; display: flex; align-items: center; gap: 4px; }
.nav-links a {
  color: rgba(255,255,255,0.88); text-decoration: none;
  font-size: 0.88rem; font-weight: 500; padding: 8px 13px;
  border-radius: var(--radius-sm); transition: var(--transition);
}
.navbar.scrolled .nav-links a { color: var(--text); }
.nav-links a:hover { color: var(--blue); background: var(--blue-light); }
.navbar.scrolled .nav-links a:hover { color: var(--blue); }
.nav-cta {
  background: var(--blue) !important; color: var(--white) !important;
  font-weight: 600 !important; border-radius: var(--radius-sm) !important;
}
.nav-cta:hover { background: var(--blue-dark) !important; box-shadow: 0 6px 18px rgba(24,119,242,0.35) !important; }
.hamburger { display: none; flex-direction: column; gap: 5px; background: none; border: none; cursor: pointer; padding: 8px; }
.hamburger span { width: 24px; height: 2px; background: white; border-radius: 2px; transition: var(--transition); display: block; }
.navbar.scrolled .hamburger span { background: var(--dark); }

/* HERO */
.hero { position: relative; min-height: 100vh; display: flex; align-items: center; overflow: hidden; }
.hero-bg { position: absolute; inset: 0; }
.hero-img { width: 100%; height: 100%; object-fit: cover; object-position: center top; }
.hero-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(110deg, rgba(24,25,26,0.78) 0%, rgba(24,119,242,0.35) 60%, rgba(24,119,242,0.08) 100%);
}
.hero-content { position: relative; z-index: 2; padding-top: 100px; max-width: 700px; }
.hero-badge {
  display: inline-flex; align-items: center; gap: 8px;
  background: rgba(255,255,255,0.12); backdrop-filter: blur(8px);
  border: 1px solid rgba(255,255,255,0.25); color: var(--white);
  font-size: 0.8rem; font-weight: 600; letter-spacing: 0.1em;
  padding: 8px 18px; border-radius: 100px; margin-bottom: 28px;
  animation: fadeUp 0.8s ease both;
}
.hero-badge span { width: 7px; height: 7px; background: var(--blue-mid); border-radius: 50%; display: inline-block; }
.hero-headline {
  font-family: 'Playfair Display', serif;
  font-size: clamp(2.6rem,5.5vw,4.6rem); font-weight: 800;
  color: var(--white); line-height: 1.1; margin-bottom: 18px;
  animation: fadeUp 0.8s 0.15s ease both;
}
.hero-headline .accent { color: var(--blue-mid); }
.hero-headline .accent-white { color: var(--white); }
.hero-sub { font-size: 1.1rem; color: rgba(255,255,255,0.82); margin-bottom: 36px; font-weight: 400; animation: fadeUp 0.8s 0.25s ease both; }
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; animation: fadeUp 0.8s 0.35s ease both; }
.hero-stats {
  display: flex; align-items: center; gap: 0; margin-top: 60px;
  background: rgba(255,255,255,0.1); backdrop-filter: blur(10px);
  border: 1px solid rgba(255,255,255,0.18); border-radius: var(--radius);
  padding: 20px 28px; width: fit-content;
  animation: fadeUp 0.8s 0.45s ease both;
}
.stat { padding: 0 28px; }
.stat:first-child { padding-left: 0; }
.stat strong { display: block; font-size: 2rem; font-weight: 800; color: var(--white); }
.stat span { font-size: 0.78rem; color: rgba(255,255,255,0.65); }
.stat-divider { width: 1px; height: 44px; background: rgba(255,255,255,0.2); }
.hero-scroll { position: absolute; bottom: 32px; left: 50%; transform: translateX(-50%); display: flex; flex-direction: column; align-items: center; gap: 8px; animation: bounce 2s infinite; }
.hero-scroll span { width: 2px; height: 44px; background: linear-gradient(to bottom, rgba(255,255,255,0.7), transparent); }

/* ABOUT */
.about { background: var(--white); }
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 72px; align-items: center; }
.about-img-wrap { position: relative; }
.about-img-wrap img { width: 100%; border-radius: var(--radius); object-fit: cover; aspect-ratio: 4/3; display: block; box-shadow: var(--shadow-md); }
.about-badge-float {
  position: absolute; bottom: -20px; right: -20px;
  background: var(--blue); padding: 22px 28px; border-radius: var(--radius);
  text-align: center; box-shadow: 0 12px 32px rgba(24,119,242,0.35);
}
.about-badge-float strong { display: block; font-size: 1rem; font-weight: 800; color: var(--white); }
.about-badge-float span { display: block; font-size: 0.72rem; font-weight: 500; color: rgba(255,255,255,0.75); margin-top: 3px; }
.about-content h2 { font-size: clamp(1.7rem,2.4vw,2.4rem); font-weight: 800; color: var(--dark); margin-bottom: 22px; line-height: 1.25; }
.about-content p { color: var(--text-muted); margin-bottom: 15px; line-height: 1.75; }
.about-highlights { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-top: 28px; }
.highlight { display: flex; align-items: center; gap: 10px; font-size: 0.88rem; font-weight: 600; color: var(--dark); }
.hl-icon {
  width: 28px; height: 28px; background: var(--blue); border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 0.8rem; font-weight: 700; color: var(--white); flex-shrink: 0;
}

/* VISION & MISSION */
.vision { background: var(--off-white); border-top: 1px solid var(--gray-border); border-bottom: 1px solid var(--gray-border); }
.vision .section-header h2 { color: var(--dark); }
.vm-grid { display: grid; grid-template-columns: 1fr 1.6fr; gap: 28px; }
.vm-card {
  background: var(--white); border: 1px solid var(--gray-border);
  border-radius: var(--radius); padding: 44px 38px;
  transition: var(--transition); box-shadow: var(--shadow-sm);
}
.vm-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); border-color: rgba(24,119,242,0.3); }
.vision-card { border-top: 4px solid var(--blue); }
.mission-card { border-top: 4px solid var(--blue-mid); }
.vm-icon { font-size: 2rem; margin-bottom: 18px; color: var(--blue); }
.vm-card h3 { font-size: 1.35rem; font-weight: 800; color: var(--dark); margin-bottom: 14px; }
.vm-card p { color: var(--text-muted); line-height: 1.8; }
.mission-list { list-style: none; display: flex; flex-direction: column; gap: 13px; }
.mission-list li { color: var(--text-muted); padding-left: 22px; position: relative; line-height: 1.7; }
.mission-list li::before { content: ''; position: absolute; left: 0; top: 10px; width: 7px; height: 7px; background: var(--blue); border-radius: 50%; }

/* VALUES */
.values { background: var(--white); }
.values-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 22px; }
.value-card {
  background: var(--white); border: 1px solid var(--gray-border);
  border-radius: var(--radius); padding: 34px 26px;
  transition: var(--transition); position: relative; overflow: hidden;
}
.value-card::before { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 3px; background: var(--blue); transform: scaleX(0); transform-origin: left; transition: transform 0.3s ease; }
.value-card:hover::before { transform: scaleX(1); }
.value-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-md); border-color: rgba(24,119,242,0.2); }
.value-icon-wrap {
  width: 52px; height: 52px; background: var(--blue-light); border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.6rem; margin-bottom: 18px;
}
.value-card h4 { font-size: 1rem; font-weight: 700; color: var(--dark); margin-bottom: 10px; }
.value-card p { color: var(--text-muted); font-size: 0.88rem; line-height: 1.65; }

/* SERVICES */
.services { background: var(--off-white); }
.services-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 22px; }
.service-card {
  border-radius: var(--radius); overflow: hidden; position: relative;
  background: var(--dark); cursor: pointer; transition: var(--transition);
  box-shadow: var(--shadow-sm);
}
.service-card:hover { transform: translateY(-5px); box-shadow: 0 20px 50px rgba(0,0,0,0.18); }
.service-card.large { grid-column: 1 / -1; display: grid; grid-template-columns: 1.2fr 1fr; }
.service-img-wrap { position: relative; overflow: hidden; }
.service-img-wrap img { width: 100%; height: 268px; object-fit: cover; transition: transform 0.6s ease; display: block; }
.service-card.large .service-img-wrap img { height: 100%; min-height: 310px; }
.service-card:hover .service-img-wrap img { transform: scale(1.06); }
.service-overlay { position: absolute; inset: 0; background: linear-gradient(to top, rgba(24,25,26,0.7) 0%, rgba(24,119,242,0.12) 60%, transparent 100%); }
.service-info { padding: 28px 26px; }
.service-card.large .service-info { padding: 44px 38px; display: flex; flex-direction: column; justify-content: center; }
.service-num { font-size: 0.7rem; font-weight: 700; letter-spacing: 0.2em; color: var(--blue-mid); margin-bottom: 10px; }
.service-info h3 { font-size: 1.15rem; font-weight: 800; color: var(--white); margin-bottom: 10px; }
.service-card.large .service-info h3 { font-size: 1.55rem; }
.service-info p { color: rgba(255,255,255,0.68); font-size: 0.88rem; line-height: 1.7; margin-bottom: 18px; }
.service-link { color: var(--blue-mid); font-weight: 600; font-size: 0.88rem; text-decoration: none; transition: color 0.2s; }
.service-link:hover { color: var(--white); }

/* DIRECTORS */
.directors { background: var(--white); }
.directors-grid { display: grid; grid-template-columns: 1fr 1.1fr 1fr; gap: 24px; align-items: start; }
.director-card {
  background: var(--white); border: 1px solid var(--gray-border);
  border-radius: var(--radius); padding: 38px 28px;
  text-align: center; transition: var(--transition);
  box-shadow: var(--shadow-sm);
}
.director-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); border-color: rgba(24,119,242,0.25); }
.director-card.featured { border-color: var(--blue); box-shadow: 0 12px 40px rgba(24,119,242,0.14); transform: translateY(-10px); }
.director-avatar {
  width: 96px; height: 96px; border-radius: 50%;
  background: var(--blue-light);
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto 18px; border: 3px solid var(--gray-border);
}
.director-card.featured .director-avatar { width: 112px; height: 112px; border-color: var(--blue); background: var(--blue); }
.avatar-initials { font-size: 1.5rem; font-weight: 800; color: var(--blue); }
.director-card.featured .avatar-initials { color: var(--white); font-size: 1.7rem; }
.director-info h3 { font-size: 1.05rem; font-weight: 800; color: var(--dark); margin-bottom: 6px; }
.director-card.featured .director-info h3 { font-size: 1.2rem; color: var(--blue-dark); }
.director-title {
  display: inline-block; font-size: 0.75rem; font-weight: 700; letter-spacing: 0.07em;
  color: var(--blue); background: var(--blue-light);
  padding: 4px 13px; border-radius: 100px; margin-bottom: 12px;
}
.director-info p { color: var(--text-muted); font-size: 0.87rem; line-height: 1.6; }

/* PORTFOLIO */
.portfolio { background: var(--off-white); }
.portfolio-filters { display: flex; flex-wrap: wrap; gap: 9px; justify-content: center; margin-bottom: 38px; }
.filter-btn {
  padding: 9px 20px; border-radius: 100px;
  border: 1.5px solid var(--gray-border); background: var(--white);
  color: var(--text-muted); font-size: 0.83rem; font-weight: 600;
  cursor: pointer; transition: var(--transition);
}
.filter-btn:hover { border-color: var(--blue); color: var(--blue); background: var(--blue-light); }
.filter-btn.active { background: var(--blue); color: var(--white); border-color: var(--blue); box-shadow: 0 4px 14px rgba(24,119,242,0.3); }
.portfolio-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 18px; }
.portfolio-item { border-radius: var(--radius); overflow: hidden; position: relative; cursor: pointer; aspect-ratio: 4/3; transition: var(--transition); box-shadow: var(--shadow-sm); }
.portfolio-item img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.5s ease; display: block; }
.portfolio-item:hover img { transform: scale(1.07); }
.portfolio-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(to top, rgba(24,25,26,0.88) 0%, rgba(24,119,242,0.22) 55%, transparent 100%);
  padding: 22px 18px; display: flex; flex-direction: column; justify-content: flex-end;
  opacity: 0; transition: var(--transition);
}
.portfolio-item:hover .portfolio-overlay { opacity: 1; }
.portfolio-cat { font-size: 0.68rem; font-weight: 700; letter-spacing: 0.1em; color: var(--blue-mid); text-transform: uppercase; margin-bottom: 5px; }
.portfolio-overlay h4 { font-size: 0.98rem; font-weight: 700; color: var(--white); margin-bottom: 3px; }
.portfolio-overlay p { font-size: 0.8rem; color: rgba(255,255,255,0.65); }
.portfolio-item.hidden { display: none; }

/* CTA STRIP */
.cta-strip { background: var(--blue); padding: 72px 0; }
.cta-strip-inner { display: flex; align-items: center; justify-content: space-between; gap: 40px; flex-wrap: wrap; }
.cta-strip h2 { font-size: 1.9rem; font-weight: 800; color: var(--white); margin-bottom: 8px; }
.cta-strip p { color: rgba(255,255,255,0.78); max-width: 460px; }
.btn-white { background: var(--white); color: var(--blue); font-weight: 700; }
.btn-white:hover { background: var(--gray-light); transform: translateY(-2px); box-shadow: 0 10px 28px rgba(0,0,0,0.15); }

/* FOOTER */
.footer { background: var(--dark); padding: 76px 0 0; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1.5fr 1.8fr; gap: 44px; }
.footer-brand p { color: rgba(255,255,255,0.55); font-size: 0.88rem; margin: 18px 0 14px; max-width: 268px; line-height: 1.7; }
.footer-tagline { font-style: italic; color: var(--blue-mid); font-size: 0.88rem; font-weight: 600; }
.footer-logo .logo-mark { background: var(--blue); width: 36px; height: 36px; font-size: 1rem; }
.footer-logo .logo-text { color: var(--white); }
.footer-logo .logo-text strong { font-size: 0.88rem; }
.footer-logo .logo-text span { font-size: 0.58rem; }
.footer-col h4 { color: var(--white); font-size: 0.85rem; font-weight: 700; letter-spacing: 0.06em; text-transform: uppercase; margin-bottom: 18px; }
.footer-col ul { list-style: none; }
.footer-col ul li { margin-bottom: 10px; }
.footer-col ul a { color: rgba(255,255,255,0.55); text-decoration: none; font-size: 0.87rem; transition: color 0.2s; }
.footer-col ul a:hover { color: var(--blue-mid); }
.contact-list li { display: flex; gap: 10px; align-items: flex-start; margin-bottom: 10px; }
.ci { font-size: 0.82rem; flex-shrink: 0; margin-top: 3px; }
.office-entry { margin-bottom: 18px; }
.office-entry strong { display: block; color: var(--blue-mid); font-size: 0.78rem; font-weight: 700; letter-spacing: 0.06em; text-transform: uppercase; margin-bottom: 6px; }
.office-entry p { color: rgba(255,255,255,0.55); font-size: 0.84rem; line-height: 1.65; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.07); padding: 22px 0; margin-top: 44px; }
.footer-bottom .container { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 8px; }
.footer-bottom p { color: rgba(255,255,255,0.35); font-size: 0.8rem; }
.footer-rights { color: rgba(24,119,242,0.55) !important; }

/* ANIMATIONS */
@keyframes fadeUp { from { opacity: 0; transform: translateY(28px); } to { opacity: 1; transform: translateY(0); } }
@keyframes bounce { 0%,100% { transform: translateX(-50%) translateY(0); } 50% { transform: translateX(-50%) translateY(9px); } }
.reveal { opacity: 0; transform: translateY(36px); transition: opacity 0.65s ease, transform 0.65s ease; }
.reveal.visible { opacity: 1; transform: translateY(0); }

/* RESPONSIVE */
@media (max-width:1024px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .directors-grid { grid-template-columns: 1fr 1fr 1fr; gap: 16px; }
  .director-card.featured { transform: none; }
}
@media (max-width:768px) {
  .nav-links { display: none; flex-direction: column; position: fixed; top: 0; right: 0; bottom: 0; width: 275px; background: var(--white); padding: 76px 22px 22px; gap: 4px; z-index: 999; transform: translateX(100%); transition: transform 0.32s ease; box-shadow: -8px 0 32px rgba(0,0,0,0.12); }
  .nav-links.open { display: flex; transform: translateX(0); }
  .nav-links a { color: var(--text) !important; }
  .hamburger { display: flex; z-index: 1001; position: relative; }
  .about-grid { grid-template-columns: 1fr; gap: 44px; }
  .about-badge-float { right: 0; bottom: -14px; }
  .vm-grid { grid-template-columns: 1fr; }
  .values-grid { grid-template-columns: 1fr 1fr; }
  .services-grid { grid-template-columns: 1fr; }
  .service-card.large { grid-column: auto; display: block; }
  .service-card.large .service-img-wrap img { height: 210px; }
  .directors-grid { grid-template-columns: 1fr; }
  .portfolio-grid { grid-template-columns: 1fr 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 30px; }
  .hero-stats { flex-direction: column; align-items: flex-start; gap: 14px; padding: 18px 22px; }
  .stat-divider { width: 50px; height: 1px; }
  .cta-strip-inner { flex-direction: column; text-align: center; }
  .section-pad { padding: 62px 0; }
}
@media (max-width:480px) {
  .values-grid { grid-template-columns: 1fr; }
  .portfolio-grid { grid-template-columns: 1fr; }
  .hero-actions { flex-direction: column; align-items: flex-start; }
}

/* ===== INNER PAGE HERO ===== */
.page-hero {
  background: linear-gradient(135deg, var(--dark) 0%, #1a2a4a 100%);
  padding: 140px 0 72px;
  position: relative;
  overflow: hidden;
}
.page-hero::after {
  content: '';
  position: absolute; inset: 0;
  background: url('images/hero_city.png') center/cover no-repeat;
  opacity: 0.12;
  z-index: 0;
}
.page-hero-content { position: relative; z-index: 1; }
.page-hero-content .section-label { color: var(--blue-mid); background: rgba(77,160,245,0.15); border-color: rgba(77,160,245,0.3); }
.page-hero-content h1 { font-size: clamp(2rem,4vw,3rem); font-weight: 800; color: var(--white); margin-top: 10px; }
.page-hero-content p { color: rgba(255,255,255,0.7); margin-top: 12px; font-size: 1.05rem; max-width: 600px; }
.breadcrumb { display: flex; align-items: center; gap: 8px; font-size: 0.82rem; color: rgba(255,255,255,0.5); margin-top: 20px; }
.breadcrumb a { color: rgba(255,255,255,0.5); text-decoration: none; }
.breadcrumb a:hover { color: var(--blue-mid); }
.breadcrumb span { color: var(--blue-mid); }

/* ===== ACTIVE NAV LINK ===== */
.nav-links a.nav-active { color: var(--blue-mid) !important; }
.navbar.scrolled .nav-links a.nav-active { color: var(--blue) !important; background: var(--blue-light); }