/* Industrial Steel Architecture Studio - Custom Styles */

/* ===========================
   ROOT VARIABLES & IMPORTS
   =========================== */
:root {
  --primary-color: #2C3E50;
  --secondary-color: #E67E22;
  --dark-gray: #1a252f;
  --light-gray: #ecf0f1;
  --steel-gray: #95a5a6;
  --white: #ffffff;
  --black: #000000;
  --transition-speed: 0.3s;
  --box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
  --border-radius: 8px;
}

/* ===========================
   GLOBAL STYLES
   =========================== */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  color: var(--primary-color) !important;
  background-color: var(--white) !important;
  overflow-x: hidden;
  line-height: 1.6;
}

a {
  text-decoration: none !important;
  transition: all var(--transition-speed) ease !important;
}

/* ===========================
   NAVIGATION BAR
   =========================== */
.navbar {
  background: linear-gradient(135deg, var(--primary-color) 0%, var(--dark-gray) 100%) !important;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3) !important;
  padding: 1rem 0 !important;
  transition: all 0.3s ease !important;
  backdrop-filter: blur(10px);
}

.navbar.scrolled {
  padding: 0.5rem 0 !important;
  background: rgba(44, 62, 80, 0.98) !important;
}

.navbar-brand {
  font-size: 1.75rem !important;
  color: var(--white) !important;
  font-weight: 700 !important;
  letter-spacing: 2px !important;
  text-transform: uppercase !important;
  transition: all var(--transition-speed) ease !important;
}

.navbar-brand:hover {
  color: var(--secondary-color) !important;
  transform: translateX(5px) !important;
}

.navbar-dark .navbar-nav .nav-link {
  color: rgba(255, 255, 255, 0.9) !important;
  font-weight: 500 !important;
  padding: 0.5rem 1.2rem !important;
  margin: 0 0.2rem !important;
  position: relative !important;
  transition: all var(--transition-speed) ease !important;
  font-size: 1rem !important;
}

.navbar-dark .navbar-nav .nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 0;
  height: 3px;
  background: var(--secondary-color);
  transition: width var(--transition-speed) ease;
}

.navbar-dark .navbar-nav .nav-link:hover,
.navbar-dark .navbar-nav .nav-link.active {
  color: var(--secondary-color) !important;
}

.navbar-dark .navbar-nav .nav-link:hover::after,
.navbar-dark .navbar-nav .nav-link.active::after {
  width: 80%;
}

.navbar-toggler {
  border-color: var(--secondary-color) !important;
  padding: 0.5rem 0.75rem !important;
}

.navbar-toggler:focus {
  box-shadow: 0 0 0 0.25rem rgba(230, 126, 34, 0.25) !important;
}

.navbar-toggler-icon {
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='%23E67E22' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e") !important;
}

/* ===========================
   HERO SECTION
   =========================== */
.position-relative.overflow-hidden {
  min-height: 100vh;
  background: linear-gradient(135deg, var(--primary-color) 0%, var(--dark-gray) 100%);
  display: flex;
  align-items: center;
  position: relative;
}

.position-absolute.w-100.h-100 {
  opacity: 0.15;
  z-index: 1;
  filter: grayscale(30%);
}

.object-fit-cover {
  object-fit: cover;
  object-position: center;
}

.geometric-shape {
  position: absolute;
  border: 2px solid rgba(230, 126, 34, 0.3);
  animation: float 6s ease-in-out infinite;
  z-index: 2;
}

.geometric-shape:nth-child(1) {
  width: 300px;
  height: 300px;
  top: 10%;
  right: 10%;
  border-radius: 50%;
  animation-delay: 0s;
}

.geometric-shape:nth-child(2) {
  width: 200px;
  height: 200px;
  bottom: 15%;
  left: 5%;
  transform: rotate(45deg);
  animation-delay: 2s;
}

.geometric-shape:nth-child(3) {
  width: 150px;
  height: 150px;
  top: 40%;
  left: 20%;
  border-radius: 20px;
  animation-delay: 4s;
}

@keyframes float {
  0%, 100% {
    transform: translateY(0) rotate(0deg);
  }
  50% {
    transform: translateY(-30px) rotate(10deg);
  }
}

.container.d-flex.align-items-center {
  position: relative;
  z-index: 3;
  min-height: 100vh;
}

.display-1 {
  font-size: clamp(2.5rem, 8vw, 5rem) !important;
  font-weight: 800 !important;
  color: var(--white) !important;
  text-shadow: 3px 3px 6px rgba(0, 0, 0, 0.5) !important;
  letter-spacing: -1px !important;
  line-height: 1.1 !important;
  animation: fadeInUp 1s ease-out;
}

.lead {
  font-size: clamp(1.1rem, 2vw, 1.5rem) !important;
  color: rgba(255, 255, 255, 0.95) !important;
  font-weight: 400 !important;
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5) !important;
  animation: fadeInUp 1s ease-out 0.3s both;
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ===========================
   BUTTONS
   =========================== */
.btn {
  border-radius: var(--border-radius) !important;
  font-weight: 600 !important;
  text-transform: uppercase !important;
  letter-spacing: 1px !important;
  transition: all var(--transition-speed) ease !important;
  position: relative !important;
  overflow: hidden !important;
  border: 2px solid transparent !important;
}

.btn::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0;
  height: 0;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.2);
  transform: translate(-50%, -50%);
  transition: width 0.6s, height 0.6s;
}

.btn:hover::before {
  width: 300px;
  height: 300px;
}

.btn-lg {
  padding: 1rem 2.5rem !important;
  font-size: 1.1rem !important;
}

.btn-primary {
  background: var(--secondary-color) !important;
  border-color: var(--secondary-color) !important;
  color: var(--white) !important;
  box-shadow: 0 4px 15px rgba(230, 126, 34, 0.3) !important;
}

.btn-primary:hover {
  background: #d67319 !important;
  border-color: #d67319 !important;
  transform: translateY(-3px) !important;
  box-shadow: 0 6px 20px rgba(230, 126, 34, 0.4) !important;
  color: var(--white) !important;
}

.btn-outline-light {
  border-color: var(--white) !important;
  color: var(--white) !important;
  background: transparent !important;
  border-width: 2px !important;
}

.btn-outline-light:hover {
  background: var(--white) !important;
  color: var(--primary-color) !important;
  transform: translateY(-3px) !important;
  box-shadow: 0 6px 20px rgba(255, 255, 255, 0.3) !important;
}

.btn-light {
  background: var(--white) !important;
  color: var(--primary-color) !important;
  border-color: var(--white) !important;
}

.btn-light:hover {
  background: var(--light-gray) !important;
  color: var(--primary-color) !important;
  transform: translateY(-3px) !important;
}

.btn-secondary {
  background: var(--steel-gray) !important;
  border-color: var(--steel-gray) !important;
  color: var(--white) !important;
}

.btn-secondary:hover {
  background: #7f8c8d !important;
  border-color: #7f8c8d !important;
  color: var(--white) !important;
}

.btn-sm {
  padding: 0.5rem 1.5rem !important;
  font-size: 0.9rem !important;
}

/* ===========================
   SCROLL INDICATOR
   =========================== */
.position-absolute.bottom-0.start-50 {
  z-index: 10;
  animation: bounce 2s infinite;
}

.bi-chevron-down {
  color: var(--white) !important;
  font-size: 2rem !important;
  filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.3));
}

@keyframes bounce {
  0%, 20%, 50%, 80%, 100% {
    transform: translateX(-50%) translateY(0);
  }
  40% {
    transform: translateX(-50%) translateY(-20px);
  }
  60% {
    transform: translateX(-50%) translateY(-10px);
  }
}

/* ===========================
   STATS SECTION
   =========================== */
.py-5.bg-light,
.bg-light {
  background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%) !important;
}

.py-4 {
  background: var(--primary-color) !important;
}

.border-end {
  border-color: rgba(255, 255, 255, 0.2) !important;
}

.display-4 {
  font-size: clamp(2rem, 5vw, 3rem) !important;
  font-weight: 800 !important;
  color: var(--secondary-color) !important;
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.1) !important;
}

.text-white-50 {
  color: rgba(255, 255, 255, 0.8) !important;
  font-weight: 500 !important;
  text-transform: uppercase !important;
  letter-spacing: 1px !important;
  font-size: 0.95rem !important;
}

/* ===========================
   CARDS
   =========================== */
.card {
  border: none !important;
  border-radius: 12px !important;
  transition: all var(--transition-speed) ease !important;
  background: var(--white) !important;
  overflow: hidden !important;
  height: 100%;
}

.card:hover {
  transform: translateY(-10px) !important;
  box-shadow: 0 15px 40px rgba(0, 0, 0, 0.15) !important;
}

.card-body {
  padding: 2rem !important;
}

.card-title {
  font-size: 1.5rem !important;
  font-weight: 700 !important;
  color: var(--primary-color) !important;
  margin-bottom: 1rem !important;
}

.card-text {
  color: #666 !important;
  font-size: 1rem !important;
  line-height: 1.7 !important;
}

.shadow-sm {
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08) !important;
}

.shadow-lg {
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.15) !important;
}

.shadow {
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.12) !important;
}

/* ===========================
   ICONS
   =========================== */
.bi {
  display: inline-block;
  vertical-align: middle;
}

.bi-building,
.bi-house-door,
.bi-gear,
.bi-leaf,
.bi-map,
.bi-clock-history,
.bi-chat-dots,
.bi-shield-check,
.bi-send,
.bi-calendar-check,
.bi-telephone,
.bi-geo-alt-fill,
.bi-telephone-fill,
.bi-envelope-fill,
.bi-linkedin,
.bi-instagram,
.bi-facebook,
.bi-arrow-right,
.bi-check-circle-fill,
.bi-award,
.bi-arrow-repeat,
.bi-rulers,
.bi-lightbulb,
.bi-sun,
.bi-droplet,
.bi-recycle,
.bi-chevron-right,
.bi-gear-wide-connected,
.bi-tree {
  font-size: 3rem !important;
  color: var(--secondary-color) !important;
  margin-bottom: 1rem !important;
  transition: all var(--transition-speed) ease !important;
}

.card:hover .bi,
.portfolio-card:hover .bi {
  transform: scale(1.1) rotate(5deg) !important;
}

.fs-3 {
  font-size: 2rem !important;
}

.fs-4 {
  font-size: 1.5rem !important;
}

/* ===========================
   IMAGES
   =========================== */
.img-fluid {
  border-radius: 12px !important;
  transition: all var(--transition-speed) ease !important;
}

.img-fluid:hover {
  transform: scale(1.02) !important;
  box-shadow: 0 15px 40px rgba(0, 0, 0, 0.2) !important;
}

.card-img-top {
  height: 250px !important;
  object-fit: cover !important;
  border-radius: 12px 12px 0 0 !important;
  transition: all var(--transition-speed) ease !important;
}

.card:hover .card-img-top {
  transform: scale(1.05) !important;
}

/* ===========================
   PORTFOLIO
   =========================== */
.portfolio-item {
  transition: all var(--transition-speed) ease !important;
}

.portfolio-card {
  position: relative !important;
  overflow: hidden !important;
  border-radius: 12px !important;
  background: var(--white) !important;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1) !important;
  transition: all var(--transition-speed) ease !important;
  height: 100%;
}

.portfolio-card:hover {
  transform: translateY(-10px) !important;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.2) !important;
}

.portfolio-overlay {
  position: absolute !important;
  top: 0 !important;
  left: 0 !important;
  width: 100% !important;
  height: 100% !important;
  background: linear-gradient(to top, rgba(44, 62, 80, 0.95) 0%, transparent 100%) !important;
  opacity: 0 !important;
  transition: all 0.4s ease !important;
  display: flex !important;
  padding: 2rem !important;
}

.portfolio-card:hover .portfolio-overlay {
  opacity: 1 !important;
}

.filter-btn {
  background: transparent !important;
  border: 2px solid var(--primary-color) !important;
  color: var(--primary-color) !important;
  padding: 0.75rem 2rem !important;
  margin: 0.5rem !important;
  transition: all var(--transition-speed) ease !important;
  font-weight: 600 !important;
  text-transform: uppercase !important;
  letter-spacing: 1px !important;
}

.filter-btn:hover,
.filter-btn.active {
  background: var(--secondary-color) !important;
  border-color: var(--secondary-color) !important;
  color: var(--white) !important;
  transform: translateY(-3px) !important;
  box-shadow: 0 5px 15px rgba(230, 126, 34, 0.3) !important;
}

.rounded-4 {
  border-radius: 16px !important;
}

.rounded-3 {
  border-radius: 12px !important;
}

.rounded-2 {
  border-radius: 8px !important;
}

/* ===========================
   BADGE
   =========================== */
.badge {
  background: var(--secondary-color) !important;
  color: var(--white) !important;
  padding: 0.5rem 1rem !important;
  font-size: 0.85rem !important;
  font-weight: 600 !important;
  border-radius: 20px !important;
  text-transform: uppercase !important;
  letter-spacing: 0.5px !important;
}

/* ===========================
   FORMS
   =========================== */
.form-label {
  color: var(--primary-color) !important;
  font-weight: 600 !important;
  margin-bottom: 0.5rem !important;
  font-size: 0.95rem !important;
  text-transform: uppercase !important;
  letter-spacing: 0.5px !important;
}

.form-control,
.form-select {
  border: 2px solid #ddd !important;
  border-radius: var(--border-radius) !important;
  padding: 0.875rem 1.25rem !important;
  font-size: 1rem !important;
  transition: all var(--transition-speed) ease !important;
  background: var(--white) !important;
  color: var(--primary-color) !important;
}

.form-control:focus,
.form-select:focus {
  border-color: var(--secondary-color) !important;
  box-shadow: 0 0 0 0.25rem rgba(230, 126, 34, 0.15) !important;
  background: var(--white) !important;
  color: var(--primary-color) !important;
}

.form-control::placeholder {
  color: #999 !important;
  opacity: 1 !important;
}

.invalid-feedback {
  color: #dc3545 !important;
  font-weight: 500 !important;
  font-size: 0.875rem !important;
  margin-top: 0.5rem !important;
}

.form-control.is-invalid,
.form-select.is-invalid {
  border-color: #dc3545 !important;
}

.form-control.is-valid,
.form-select.is-valid {
  border-color: #28a745 !important;
}

/* ===========================
   MODAL
   =========================== */
.modal-content {
  border: none !important;
  border-radius: 16px !important;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3) !important;
  overflow: hidden !important;
}

.modal-header {
  background: linear-gradient(135deg, var(--primary-color) 0%, var(--dark-gray) 100%) !important;
  color: var(--white) !important;
  border-bottom: none !important;
  padding: 1.5rem 2rem !important;
}

.modal-title {
  font-weight: 700 !important;
  font-size: 1.75rem !important;
  color: var(--white) !important;
}

.modal-body {
  padding: 2rem !important;
  background: var(--white) !important;
}

.modal-footer {
  border-top: 1px solid #dee2e6 !important;
  padding: 1.5rem 2rem !important;
  background: var(--light-gray) !important;
}

.btn-close {
  filter: brightness(0) invert(1) !important;
  opacity: 0.8 !important;
}

.btn-close:hover {
  opacity: 1 !important;
}

/* ===========================
   UTILITY CLASSES
   =========================== */
.text-uppercase {
  text-transform: uppercase !important;
  letter-spacing: 1px !important;
}

.fw-bold {
  font-weight: 700 !important;
}

.fw-semibold {
  font-weight: 600 !important;
}

.text-muted {
  color: #6c757d !important;
}

.text-white {
  color: var(--white) !important;
}

.bg-white {
  background: var(--white) !important;
}

.opacity-75 {
  opacity: 0.75 !important;
}

.opacity-25 {
  opacity: 0.25 !important;
}

.display-3 {
  font-size: clamp(2.5rem, 6vw, 4rem) !important;
  font-weight: 800 !important;
  line-height: 1.2 !important;
}

.display-5 {
  font-size: clamp(1.75rem, 4vw, 2.5rem) !important;
  font-weight: 700 !important;
}

.display-6 {
  font-size: clamp(1.5rem, 3vw, 2rem) !important;
  font-weight: 700 !important;
}

.h3,
h3 {
  font-size: 1.75rem !important;
  font-weight: 700 !important;
  color: var(--primary-color) !important;
}

.h4,
h4 {
  font-size: 1.5rem !important;
  font-weight: 600 !important;
  color: var(--primary-color) !important;
}

.small {
  font-size: 0.875rem !important;
}

/* ===========================
   BORDER UTILITIES
   =========================== */
.border-start {
  border-left: 3px solid var(--secondary-color) !important;
}

.border-5 {
  border-width: 5px !important;
}

.border-secondary {
  border-color: rgba(149, 165, 166, 0.3) !important;
}

/* ===========================
   SPACING & LAYOUT
   =========================== */
.sticky-top {
  position: sticky !important;
  top: 100px !important;
  z-index: 1020 !important;
}

.sticky-lg-top {
  position: sticky !important;
  top: 100px !important;
  z-index: 1020 !important;
}

.z-3 {
  z-index: 3 !important;
}

.rounded-circle {
  border-radius: 50% !important;
  width: 50px !important;
  height: 50px !important;
  display: inline-flex !important;
  align-items: center !important;
  justify-content: center !important;
  background: var(--secondary-color) !important;
  color: var(--white) !important;
  transition: all var(--transition-speed) ease !important;
}

.rounded-circle:hover {
  background: var(--primary-color) !important;
  transform: scale(1.1) rotate(10deg) !important;
}

.d-inline-flex {
  display: inline-flex !important;
}

/* ===========================
   FOOTER
   =========================== */
footer {
  background: linear-gradient(135deg, var(--primary-color) 0%, var(--dark-gray) 100%) !important;
  color: var(--white) !important;
  padding: 4rem 0 0 0 !important;
}

footer h5,
footer h4 {
  color: var(--white) !important;
  font-weight: 700 !important;
  margin-bottom: 1.5rem !important;
  text-transform: uppercase !important;
  letter-spacing: 1px !important;
}

footer a {
  color: rgba(255, 255, 255, 0.8) !important;
  transition: all var(--transition-speed) ease !important;
  display: inline-block !important;
}

footer a:hover {
  color: var(--secondary-color) !important;
  transform: translateX(5px) !important;
}

footer .list-unstyled li {
  margin-bottom: 0.75rem !important;
}

footer .bi {
  color: var(--secondary-color) !important;
  font-size: 1.2rem !important;
  margin-right: 0.5rem !important;
}

footer .border-top {
  border-color: rgba(255, 255, 255, 0.1) !important;
}

/* ===========================
   SOCIAL ICONS
   =========================== */
.bi-linkedin,
.bi-instagram,
.bi-facebook {
  font-size: 1.5rem !important;
  color: var(--white) !important;
  background: rgba(255, 255, 255, 0.1) !important;
  padding: 0.75rem !important;
  border-radius: 50% !important;
  display: inline-flex !important;
  align-items: center !important;
  justify-content: center !important;
  width: 45px !important;
  height: 45px !important;
  transition: all var(--transition-speed) ease !important;
  margin: 0 0.25rem !important;
}

.bi-linkedin:hover,
.bi-instagram:hover,
.bi-facebook:hover {
  background: var(--secondary-color) !important;
  transform: translateY(-5px) !important;
  box-shadow: 0 5px 15px rgba(230, 126, 34, 0.4) !important;
}

/* ===========================
   ANIMATIONS
   =========================== */
@keyframes slideInLeft {
  from {
    opacity: 0;
    transform: translateX(-50px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes slideInRight {
  from {
    opacity: 0;
    transform: translateX(50px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

.animate-on-scroll {
  opacity: 0;
  transition: all 0.8s ease;
}

.animate-on-scroll.animated {
  opacity: 1;
}

/* ===========================
   RESPONSIVE DESIGN
   =========================== */
@media (max-width: 991.98px) {
  .navbar-collapse {
    background: rgba(44, 62, 80, 0.98) !important;
    padding: 1rem !important;
    margin-top: 1rem !important;
    border-radius: var(--border-radius) !important;
  }
  
  .navbar-nav {
    gap: 0.5rem !important;
  }
  
  .navbar-dark .navbar-nav .nav-link {
    padding: 0.75rem 1rem !important;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1) !important;
  }
  
  .display-1 {
    font-size: 2.5rem !important;
  }
  
  .lead {
    font-size: 1.1rem !important;
  }
  
  .btn-lg {
    padding: 0.875rem 2rem !important;
    font-size: 1rem !important;
  }
  
  .geometric-shape {
    display: none !important;
  }
  
  .sticky-lg-top {
    position: relative !important;
    top: 0 !important;
  }
}

@media (max-width: 767.98px) {
  .border-end {
    border-right: none !important;
    border-bottom: 1px solid rgba(255, 255, 255, 0.2) !important;
    padding-bottom: 1.5rem !important;
    margin-bottom: 1.5rem !important;
  }
  
  .display-4 {
    font-size: 2rem !important;
  }
  
  .card-body {
    padding: 1.5rem !important;
  }
  
  .modal-dialog {
    margin: 1rem !important;
  }
  
  footer .text-md-end {
    text-align: center !important;
  }
  
  footer .text-md-start {
    text-align: center !important;
  }
}

@media (max-width: 575.98px) {
  .container-fluid {
    padding-left: 1rem !important;
    padding-right: 1rem !important;
  }
  
  .px-4 {
    padding-left: 1rem !important;
    padding-right: 1rem !important;
  }
  
  .display-1 {
    font-size: 2rem !important;
  }
  
  .btn-lg {
    padding: 0.75rem 1.5rem !important;
    font-size: 0.95rem !important;
  }
  
  .filter-btn {
    padding: 0.6rem 1.25rem !important;
    font-size: 0.85rem !important;
    margin: 0.25rem !important;
  }
}

/* ===========================
   PRINT STYLES
   =========================== */
@media print {
  .navbar,
  .btn,
  footer {
    display: none !important;
  }
  
  body {
    color: #000 !important;
    background: #fff !important;
  }
}