/* ========================================
   DYNABRADE — Custom Styles
   ======================================== */

:root {
  --navy:       #1C2127;
  --navy-dark:  #141820;
  --navy-darker:#0D1117;
  --navy-950:   #07090D;
  --orange:     #E85225;
  --orange-dark:#C43D16;
  --orange-light:#F07348;
  --gray-50:    #f9fafb;
  --gray-100:   #f3f4f6;
  --gray-200:   #e5e7eb;
  --gray-300:   #d1d5db;
  --gray-400:   #9ca3af;
  --gray-500:   #6b7280;
  --gray-600:   #4b5563;
  --gray-700:   #374151;
  --gray-800:   #1f2937;
  --gray-900:   #111827;
  --font-sans:   'Inter', system-ui, -apple-system, sans-serif;
  --font-display:'Rajdhani', system-ui, sans-serif;
  --shadow-sm:   0 1px 2px rgba(0,0,0,.05);
  --shadow:      0 1px 3px rgba(0,0,0,.1), 0 1px 2px rgba(0,0,0,.06);
  --shadow-md:   0 4px 6px -1px rgba(0,0,0,.1), 0 2px 4px -2px rgba(0,0,0,.1);
  --shadow-lg:   0 10px 15px -3px rgba(0,0,0,.1), 0 4px 6px -4px rgba(0,0,0,.1);
  --shadow-xl:   0 20px 25px -5px rgba(0,0,0,.1), 0 8px 10px -6px rgba(0,0,0,.1);
  --radius:      .5rem;
  --radius-lg:  .75rem;
  --radius-xl:   1rem;
  --radius-2xl:  1.25rem;
}

/* ---------- Base ---------- */
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-sans);
  color: var(--gray-800);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}
h1,h2,h3,h4,h5,h6 { font-family: var(--font-display); letter-spacing: .02em; }

::selection { background: var(--orange); color: #fff; }

::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--gray-100); }
::-webkit-scrollbar-thumb { background: var(--navy); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--orange); }

/* ---------- Utilities ---------- */
.text-orange  { color: var(--orange) !important; }
.bg-navy      { background-color: var(--navy) !important; }
.bg-navy-dark { background-color: var(--navy-dark) !important; }
.bg-navy-darker { background-color: var(--navy-darker) !important; }
.bg-navy-950  { background-color: var(--navy-950) !important; }
.bg-orange    { background-color: var(--orange) !important; }

.section-label {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  font-size: .8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .12em;
  color: var(--orange);
  margin-bottom: .75rem;
}
.section-label::before {
  content: '';
  display: block;
  width: 1.5rem;
  height: 2px;
  background: var(--orange);
}
.section-title {
  font-family: var(--font-display);
  font-weight: 700;
  color: var(--navy);
  line-height: 1.15;
  margin-bottom: 1rem;
}
.divider-orange {
  height: 4px;
  width: 3.5rem;
  background: var(--orange);
  border-radius: 99px;
  margin-bottom: 1.5rem;
}

/* ---------- Buttons ---------- */
.btn-primary-custom {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  background: var(--orange);
  color: #fff;
  font-weight: 600;
  padding: .65rem 1.5rem;
  border-radius: var(--radius);
  border: none;
  transition: all .2s;
  box-shadow: var(--shadow-md);
}
.btn-primary-custom:hover {
  background: var(--orange-dark);
  color: #fff;
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}
.btn-secondary-custom {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  background: var(--navy);
  color: #fff;
  font-weight: 600;
  padding: .65rem 1.5rem;
  border-radius: var(--radius);
  border: none;
  transition: all .2s;
  box-shadow: var(--shadow-md);
}
.btn-secondary-custom:hover {
  background: var(--navy-dark);
  color: #fff;
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}
.btn-outline-white {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  border: 2px solid #fff;
  color: #fff;
  font-weight: 600;
  padding: .6rem 1.5rem;
  border-radius: var(--radius);
  background: transparent;
  transition: all .2s;
}
.btn-outline-white:hover {
  background: #fff;
  color: var(--navy);
}
.btn-outline-orange {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  border: 2px solid var(--orange);
  color: var(--orange);
  font-weight: 600;
  padding: .6rem 1.5rem;
  border-radius: var(--radius);
  background: transparent;
  transition: all .2s;
}
.btn-outline-orange:hover {
  background: var(--orange);
  color: #fff;
}

/* ---------- Cards ---------- */
.product-card {
  background: #fff;
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow);
  overflow: hidden;
  transition: all .3s;
  border: 1px solid var(--gray-100);
}
.product-card:hover {
  box-shadow: var(--shadow-xl);
  transform: translateY(-4px);
  border-color: var(--orange-light);
}
.product-card .card-icon {
  width: 3.5rem; height: 3.5rem;
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all .25s;
}
.product-card:hover .card-icon {
  background: var(--orange) !important;
  color: #fff !important;
}

.feature-card {
  background: #fff;
  border-radius: var(--radius-xl);
  padding: 1.5rem;
  border: 1px solid var(--gray-100);
  transition: all .3s;
}
.feature-card:hover {
  border-color: var(--orange-light);
  background: #fdf0eb;
  box-shadow: var(--shadow-md);
}

.industry-card {
  background: rgba(255,255,255,.05);
  border-radius: var(--radius-xl);
  padding: 1.5rem;
  text-align: center;
  transition: all .3s;
  cursor: pointer;
}
.industry-card:hover {
  background: var(--orange);
  transform: translateY(-4px);
  box-shadow: var(--shadow-xl);
}

.testimonial-card {
  background: var(--gray-50);
  border-radius: var(--radius-2xl);
  padding: 1.75rem;
  border: 1px solid var(--gray-100);
  transition: all .3s;
}
.testimonial-card:hover {
  border-color: var(--orange-light);
  box-shadow: var(--shadow-lg);
}

/* ---------- Tags ---------- */
.tag {
  display: inline-block;
  font-size: .7rem;
  font-weight: 600;
  background: #fdf0eb;
  color: var(--orange);
  border: 1px solid #f5c5b0;
  padding: .2rem .6rem;
  border-radius: 99px;
}

/* ---------- Forms ---------- */
.form-control:focus,
.form-select:focus {
  border-color: var(--orange);
  box-shadow: 0 0 0 .2rem rgba(232,82,37,.2);
}

/* ---------- Navbar ---------- */
.top-bar {
  background: var(--navy-950);
  color: rgba(255,255,255,.7);
  font-size: .8rem;
}
.top-bar a { color: rgba(255,255,255,.7); transition: color .15s; }
.top-bar a:hover { color: var(--orange); }

.main-navbar {
  background: var(--navy);
  transition: all .3s;
}
.main-navbar.scrolled {
  background: rgba(28,33,39,.98);
  box-shadow: var(--shadow-xl);
}
.main-navbar .navbar-brand {
  display: flex;
  align-items: center;
  gap: .75rem;
}
.main-navbar .brand-icon {
  width: 2.5rem; height: 2.5rem;
  background: var(--orange);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.1rem;
  transition: background .15s;
}
.main-navbar .navbar-brand:hover .brand-icon { background: var(--orange-dark); }
.main-navbar .brand-text-main {
  font-family: var(--font-display);
  font-weight: 700;
  color: #fff;
  font-size: 1.25rem;
  line-height: 1;
}
.main-navbar .brand-text-sub {
  color: var(--orange-light);
  font-size: .65rem;
  letter-spacing: .12em;
  text-transform: uppercase;
  font-weight: 500;
}

.main-navbar .nav-link {
  color: rgba(255,255,255,.88);
  font-size: .875rem;
  font-weight: 500;
  padding: .5rem 1rem;
  border-radius: var(--radius);
  transition: all .15s;
}
.main-navbar .nav-link:hover,
.main-navbar .nav-link.active {
  color: var(--orange);
  background: rgba(255,255,255,.08);
}

/* Mega menu */
.mega-menu-wrapper { position: relative; }
.mega-menu {
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%) translateY(8px);
  width: 640px;
  background: #fff;
  border-radius: var(--radius-2xl);
  box-shadow: var(--shadow-xl);
  border: 1px solid var(--gray-100);
  opacity: 0;
  visibility: hidden;
  transition: all .25s;
  z-index: 1050;
  overflow: hidden;
}
.mega-menu-wrapper:hover .mega-menu,
.mega-menu-wrapper:focus-within .mega-menu {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
}
.mega-menu-header {
  background: var(--navy);
  color: #fff;
  padding: .5rem 1rem;
  font-size: .7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .1em;
}
.mega-menu-item {
  display: flex;
  align-items: center;
  gap: .75rem;
  padding: .6rem .75rem;
  border-radius: var(--radius);
  color: var(--gray-700);
  text-decoration: none;
  font-size: .875rem;
  font-weight: 500;
  transition: all .15s;
}
.mega-menu-item:hover {
  background: #fdf0eb;
  color: var(--navy);
}
.mega-menu-item .icon-box {
  width: 2rem; height: 2rem;
  border-radius: var(--radius);
  background: var(--gray-50);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: .85rem;
  transition: all .15s;
}
.mega-menu-item:hover .icon-box {
  background: var(--orange);
  color: #fff;
}

/* ---------- Hero ---------- */
.hero-section {
  position: relative;
  height: 90vh;
  min-height: 600px;
  overflow: hidden;
}
.hero-slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity 1s ease;
}
.hero-slide.active { opacity: 1; z-index: 2; }
.hero-slide img {
  width: 100%; height: 100%;
  object-fit: cover;
}
.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(7,9,13,.95) 0%, rgba(28,33,39,.75) 60%, transparent 100%);
}
.hero-content {
  position: absolute;
  inset: 0;
  z-index: 3;
  display: flex;
  align-items: center;
}

.slider-dot {
  width: 10px; height: 10px;
  border-radius: 99px;
  background: rgba(255,255,255,.4);
  border: none;
  cursor: pointer;
  transition: all .3s;
}
.slider-dot.active {
  width: 2rem;
  background: var(--orange);
}

/* ---------- Stats ---------- */
.stat-number {
  font-family: var(--font-display);
  font-size: 3rem;
  font-weight: 700;
  color: var(--orange);
  line-height: 1;
}

/* ---------- Timeline ---------- */
.timeline-line {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  top: 0; bottom: 0;
  width: 2px;
  background: var(--gray-200);
}
.timeline-dot {
  width: 1.25rem; height: 1.25rem;
  border-radius: 50%;
  background: var(--orange);
  border: 4px solid #fff;
  box-shadow: var(--shadow);
  flex-shrink: 0;
  z-index: 2;
}

/* ---------- WhatsApp ---------- */
.whatsapp-float {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  z-index: 999;
  display: flex;
  align-items: center;
  gap: .5rem;
}
.whatsapp-float .btn-wa {
  position: relative;
  width: 3.5rem; height: 3.5rem;
  border-radius: 50%;
  background: #25d366;
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-lg);
  transition: all .2s;
}
.whatsapp-float .btn-wa:hover {
  transform: scale(1.1);
  background: #22c55e;
}
.whatsapp-float .btn-wa::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: 50%;
  background: #86efac;
  animation: wa-ping 2s ease-out infinite;
}
@keyframes wa-ping {
  0% { transform: scale(1); opacity: .4; }
  70% { transform: scale(1.5); opacity: 0; }
  100% { transform: scale(1.5); opacity: 0; }
}
.whatsapp-tooltip {
  display: none;
  background: var(--gray-900);
  color: #fff;
  font-size: .75rem;
  font-weight: 500;
  padding: .4rem .75rem;
  border-radius: var(--radius);
  white-space: nowrap;
}
.whatsapp-float:hover .whatsapp-tooltip { display: block; }

/* ---------- Scroll reveal ---------- */
.reveal {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity .65s cubic-bezier(.22,1,.36,1), transform .65s cubic-bezier(.22,1,.36,1);
}
.reveal.visible { opacity: 1; transform: none; }
.reveal-left {
  opacity: 0;
  transform: translateX(-32px);
  transition: opacity .65s cubic-bezier(.22,1,.36,1), transform .65s cubic-bezier(.22,1,.36,1);
}
.reveal-left.visible { opacity: 1; transform: none; }
.reveal-right {
  opacity: 0;
  transform: translateX(32px);
  transition: opacity .65s cubic-bezier(.22,1,.36,1), transform .65s cubic-bezier(.22,1,.36,1);
}
.reveal-right.visible { opacity: 1; transform: none; }

/* ---------- Sticky filter bar ---------- */
.filter-bar {
  position: sticky;
  top: 72px;
  z-index: 30;
  background: #fff;
  border-bottom: 1px solid var(--gray-200);
  box-shadow: var(--shadow-sm);
}
.filter-pill {
  padding: .4rem .85rem;
  border-radius: var(--radius);
  font-size: .85rem;
  font-weight: 500;
  border: none;
  cursor: pointer;
  transition: all .15s;
  white-space: nowrap;
  background: var(--gray-100);
  color: var(--gray-600);
}
.filter-pill:hover { background: var(--gray-200); }
.filter-pill.active {
  background: var(--orange);
  color: #fff;
}

/* ---------- Map ---------- */
.map-wrapper { position: relative; height: 400px; }
.map-wrapper iframe { width: 100%; height: 100%; border: 0; }
.map-label {
  position: absolute;
  top: 1rem; left: 1rem;
  background: #fff;
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
  padding: .75rem 1rem;
  display: flex;
  align-items: center;
  gap: .5rem;
  font-weight: 600;
  font-size: .85rem;
  color: var(--navy);
}
.map-dot {
  width: .5rem; height: .5rem;
  border-radius: 50%;
  background: var(--orange);
}

/* ---------- Footer ---------- */
.footer-link {
  color: var(--gray-400);
  font-size: .875rem;
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: .4rem;
  transition: color .15s;
}
.footer-link:hover { color: var(--orange); }
.footer-link::before {
  content: '';
  width: 4px; height: 4px;
  border-radius: 50%;
  background: var(--orange);
  flex-shrink: 0;
}

/* ---------- Modal overlay ---------- */
.modal-overlay {
  position: fixed; inset: 0;
  background: rgba(0,0,0,.5);
  z-index: 1060;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  opacity: 0;
  visibility: hidden;
  transition: all .25s;
}
.modal-overlay.show { opacity: 1; visibility: visible; }
.modal-box {
  background: #fff;
  border-radius: var(--radius-2xl);
  box-shadow: var(--shadow-xl);
  max-width: 500px;
  width: 100%;
  padding: 2rem;
  transform: translateY(16px);
  transition: transform .25s;
}
.modal-overlay.show .modal-box { transform: none; }

/* ---------- Responsive ---------- */
@media (max-width: 767.98px) {
  .hero-section { height: 80vh; min-height: 500px; }
  .stat-number { font-size: 2.25rem; }
  .timeline-line { display: none; }
  .timeline-dot { display: none; }
}