/* ==========================================================================
   PT Mulya Pratama — Company Profile
   Custom stylesheet (design tokens, effects, components) layered on Tailwind
   ========================================================================== */

:root {
  --navy-950: #060f24;
  --navy-900: #0a1f44;
  --navy-800: #0f2a5c;
  --navy-700: #15366f;
  --royal-600: #1e56e8;
  --royal-500: #3b6bf0;
  --royal-400: #5c8bff;
  --white: #ffffff;
  --soft-gray: #f5f7fa;
  --slate-500: #64748b;
  --slate-400: #94a3b8;

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

* { scroll-behavior: smooth; }

html { scroll-padding-top: 96px; }

body {
  font-family: 'Poppins', sans-serif;
  color: var(--navy-900);
  background-color: var(--white);
  overflow-x: hidden;
}

/* ==========================================================================
   Scrollbar
   ========================================================================== */
::-webkit-scrollbar { width: 9px; }
::-webkit-scrollbar-track { background: var(--soft-gray); }
::-webkit-scrollbar-thumb {
  background: linear-gradient(180deg, var(--royal-600), var(--navy-800));
  border-radius: 10px;
}

/* Reduced motion respect */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
}

/* ==========================================================================
   Loading Screen
   ========================================================================== */
#loading-screen {
  position: fixed;
  inset: 0;
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--navy-900) 0%, var(--navy-800) 55%, var(--royal-600) 130%);
  transition: opacity 0.6s var(--ease-premium), visibility 0.6s var(--ease-premium);
}
#loading-screen.loaded { opacity: 0; visibility: hidden; pointer-events: none; }
.loader-mark {
  width: 56px;
  height: 56px;
  border-radius: 999px;
  border: 3px solid rgba(255,255,255,0.15);
  border-top-color: #ffffff;
  animation: spin 0.9s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ==========================================================================
   Corporate gradient utilities
   ========================================================================== */
.bg-corporate-gradient {
  background: linear-gradient(135deg, var(--navy-900) 0%, var(--navy-800) 45%, var(--royal-600) 100%);
}
.bg-corporate-gradient-soft {
  background: linear-gradient(180deg, var(--soft-gray) 0%, #ffffff 100%);
}
.text-gradient {
  background: linear-gradient(100deg, #ffffff 0%, #bcd2ff 55%, var(--royal-400) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.text-gradient-royal {
  background: linear-gradient(100deg, var(--navy-900) 0%, var(--royal-600) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

/* ==========================================================================
   Glassmorphism
   ========================================================================== */
.glass {
  background: rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid rgba(255, 255, 255, 0.16);
}
.glass-light {
  background: rgba(255, 255, 255, 0.72);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border: 1px solid rgba(255, 255, 255, 0.6);
}
#navbar.glass-light { box-shadow: 0 8px 30px rgba(10, 31, 68, 0.06); }

/* ==========================================================================
   Navbar
   ========================================================================== */
#navbar {
  transition: background-color 0.4s var(--ease-premium), box-shadow 0.4s var(--ease-premium), padding 0.4s var(--ease-premium);
}
#navbar:not(.glass-light) .nav-link {
  color: rgba(255, 255, 255, 0.9);
}
.nav-link {
  position: relative;
  color: var(--navy-900);
}
.nav-link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -6px;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--royal-600), var(--navy-800));
  transition: width 0.35s var(--ease-premium);
}
.nav-link:hover::after,
.nav-link.active::after { width: 100%; }
.nav-link.active { color: var(--royal-600); }
#navbar:not(.glass-light) .nav-link.active { color: var(--royal-400); }
#navbar:not(.glass-light) .leading-tight .font-bold { color: rgba(255, 255, 255, 0.95); }
#navbar:not(.glass-light) .leading-tight .text-\[10px\] { color: rgba(255, 255, 255, 0.6); }

.dropdown-panel {
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  transition: opacity 0.25s var(--ease-premium), transform 0.25s var(--ease-premium), visibility 0.25s;
}
.nav-dropdown:hover .dropdown-panel,
.nav-dropdown:focus-within .dropdown-panel {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

/* ==========================================================================
   Buttons
   ========================================================================== */
.btn-primary {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  background: linear-gradient(100deg, var(--royal-600), var(--navy-800));
  color: #fff;
  font-weight: 600;
  border-radius: 999px;
  padding: 0.9rem 2rem;
  overflow: hidden;
  isolation: isolate;
  box-shadow: 0 10px 30px -8px rgba(30, 86, 232, 0.55);
  transition: transform 0.35s var(--ease-premium), box-shadow 0.35s var(--ease-premium);
}
.btn-primary::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: linear-gradient(100deg, var(--navy-800), var(--royal-600));
  opacity: 0;
  transition: opacity 0.35s var(--ease-premium);
}
.btn-primary:hover { transform: translateY(-3px); box-shadow: 0 16px 36px -6px rgba(30, 86, 232, 0.65); }
.btn-primary:hover::before { opacity: 1; }

.btn-outline {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  border: 1.5px solid rgba(255,255,255,0.55);
  color: #fff;
  font-weight: 600;
  border-radius: 999px;
  padding: 0.9rem 2rem;
  transition: all 0.35s var(--ease-premium);
}
.btn-outline:hover {
  background: #fff;
  color: var(--navy-900);
  border-color: #fff;
  transform: translateY(-3px);
}

.btn-outline-dark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  border: 1.5px solid rgba(10,31,68,0.18);
  color: var(--navy-900);
  font-weight: 600;
  border-radius: 999px;
  padding: 0.85rem 1.8rem;
  transition: all 0.35s var(--ease-premium);
}
.btn-outline-dark:hover {
  border-color: var(--royal-600);
  color: var(--royal-600);
  transform: translateY(-2px);
}

/* ==========================================================================
   Floating blobs
   ========================================================================== */
.blob {
  position: absolute;
  border-radius: 999px;
  filter: blur(60px);
  opacity: 0.55;
  animation: float-blob 14s var(--ease-premium) infinite;
  pointer-events: none;
}
@keyframes float-blob {
  0%   { transform: translate(0, 0) scale(1); }
  33%  { transform: translate(30px, -40px) scale(1.08); }
  66%  { transform: translate(-25px, 25px) scale(0.95); }
  100% { transform: translate(0, 0) scale(1); }
}

/* ==========================================================================
   Wave separators
   ========================================================================== */
.wave-separator { display: block; width: 100%; line-height: 0; }
.wave-separator svg { width: 100%; height: 80px; display: block; }

/* ==========================================================================
   Cards
   ========================================================================== */
.card-premium {
  background: #fff;
  border-radius: 1.5rem;
  border: 1px solid rgba(10, 31, 68, 0.06);
  box-shadow: 0 4px 24px rgba(10, 31, 68, 0.05);
  transition: transform 0.45s var(--ease-premium), box-shadow 0.45s var(--ease-premium), border-color 0.45s var(--ease-premium);
}
.card-premium:hover {
  transform: translateY(-10px);
  box-shadow: 0 30px 60px -20px rgba(10, 31, 68, 0.22);
  border-color: rgba(30, 86, 232, 0.25);
}
.card-icon-wrap {
  transition: transform 0.5s var(--ease-premium), background 0.5s var(--ease-premium);
}
.card-premium:hover .card-icon-wrap {
  transform: scale(1.08) rotate(-4deg);
}

/* Solution cards */
.solution-card { position: relative; overflow: hidden; }
.solution-card .glow {
  position: absolute;
  top: -60%;
  right: -40%;
  width: 260px;
  height: 260px;
  background: radial-gradient(circle, rgba(59,107,240,0.18) 0%, rgba(59,107,240,0) 70%);
  transition: transform 0.6s var(--ease-premium);
}
.solution-card:hover .glow { transform: scale(1.4); }

/* ==========================================================================
   Timeline (About page)
   ========================================================================== */
.timeline-line {
  background: linear-gradient(180deg, var(--royal-600), var(--navy-800));
}
.timeline-dot {
  box-shadow: 0 0 0 6px rgba(30, 86, 232, 0.12);
}

/* ==========================================================================
   Stats / counters
   ========================================================================== */
.stat-number { font-variant-numeric: tabular-nums; }

/* ==========================================================================
   Partner logo tiles
   ========================================================================== */
.partner-tile {
  filter: grayscale(1) opacity(0.65);
  transition: filter 0.4s var(--ease-premium), transform 0.4s var(--ease-premium);
}
.partner-tile:hover { filter: grayscale(0) opacity(1); transform: translateY(-4px); }

/* ==========================================================================
   Network / signature hero graphic
   ========================================================================== */
.hero-network circle { animation: pulse-node 3.6s ease-in-out infinite; }
.hero-network line { stroke-dasharray: 6 6; animation: dash-flow 6s linear infinite; }
@keyframes pulse-node {
  0%, 100% { opacity: 0.35; r: 2.4; }
  50% { opacity: 1; r: 3.4; }
}
@keyframes dash-flow {
  to { stroke-dashoffset: -120; }
}

/* ==========================================================================
   Section fade helpers (fallback for no-js / AOS complement)
   ========================================================================== */
.section-pad { padding-top: 6rem; padding-bottom: 6rem; }
@media (max-width: 768px) {
  .section-pad { padding-top: 4rem; padding-bottom: 4rem; }
}

/* ==========================================================================
   Back to top
   ========================================================================== */
#back-to-top {
  opacity: 0;
  pointer-events: none;
  transform: translateY(12px);
  transition: all 0.35s var(--ease-premium);
}
#back-to-top.show { opacity: 1; pointer-events: auto; transform: translateY(0); }

/* ==========================================================================
   Form focus states
   ========================================================================== */
.form-input {
  transition: border-color 0.3s var(--ease-premium), box-shadow 0.3s var(--ease-premium);
}
.form-input:focus {
  outline: none;
  border-color: var(--royal-600);
  box-shadow: 0 0 0 4px rgba(30, 86, 232, 0.12);
}

/* Visible keyboard focus across interactive elements */
a:focus-visible, button:focus-visible, input:focus-visible, textarea:focus-visible {
  outline: 2px solid var(--royal-600);
  outline-offset: 3px;
}

/* ==========================================================================
   Mobile menu
   ========================================================================== */
#mobile-menu {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.45s var(--ease-premium);
}
#mobile-menu.open { max-height: 640px; }

#navbar:not(.glass-light) .hamburger span {
  background: rgba(255, 255, 255, 0.9);
}
#navbar:not(.glass-light) .btn-primary {
  background: #fff;
  color: var(--navy-900);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}
/* Hamburger */
.hamburger span {
  transition: transform 0.35s var(--ease-premium), opacity 0.35s var(--ease-premium);
}
.hamburger.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.active span:nth-child(2) { opacity: 0; }
.hamburger.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }