/* Arctic Steel Architecture Studio - Custom Styles */

/* ===========================
   CUSTOM PROPERTIES & VARIABLES
   =========================== */
:root {
  --primary-color: #2C3E50;
  --secondary-color: #5DADE2;
  --light-bg: #ECF0F1;
  --dark-text: #1A252F;
  --light-text: #ffffff;
  --accent-gradient: linear-gradient(135deg, #2C3E50 0%, #34495E 100%);
  --secondary-gradient: linear-gradient(135deg, #5DADE2 0%, #3498DB 100%);
  --transition-speed: 0.3s;
  --box-shadow: 0 10px 30px rgba(44, 62, 80, 0.15);
  --box-shadow-hover: 0 15px 40px rgba(44, 62, 80, 0.25);
}

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

body {
  font-family: 'Inter', 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  color: var(--dark-text) !important;
  background-color: #F8F9FA !important;
  line-height: 1.6;
  overflow-x: hidden;
}

/* ===========================
   TYPOGRAPHY
   =========================== */
h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  letter-spacing: -0.5px;
  color: var(--primary-color) !important;
}

.display-1, .display-2, .display-3, .display-4, .display-5, .display-6 {
  font-weight: 800 !important;
  letter-spacing: -1px;
}

.lead {
  font-size: 1.25rem;
  font-weight: 400;
  line-height: 1.8;
  color: #555 !important;
}

/* ===========================
   NAVBAR STYLES
   =========================== */
.navbar {
  background: rgba(44, 62, 80, 0.95) !important;
  backdrop-filter: blur(10px);
  box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
  padding: 1rem 0 !important;
  transition: all var(--transition-speed) ease;
}

.navbar.fixed-top {
  z-index: 1030;
}

.navbar-brand {
  font-size: 1.5rem !important;
  color: var(--light-text) !important;
  font-weight: 800 !important;
  letter-spacing: 1px;
  transition: all var(--transition-speed) ease;
}

.navbar-brand:hover {
  color: var(--secondary-color) !important;
  transform: translateY(-2px);
}

.navbar-dark .navbar-nav .nav-link {
  color: rgba(255, 255, 255, 0.85) !important;
  font-weight: 500 !important;
  padding: 0.5rem 1.2rem !important;
  margin: 0 0.2rem;
  border-radius: 6px;
  transition: all var(--transition-speed) ease;
  position: relative;
}

.navbar-dark .navbar-nav .nav-link:hover,
.navbar-dark .navbar-nav .nav-link.active {
  color: var(--light-text) !important;
  background: var(--secondary-color) !important;
  transform: translateY(-2px);
}

.navbar-dark .navbar-nav .nav-link.active::after {
  content: '';
  position: absolute;
  bottom: -5px;
  left: 50%;
  transform: translateX(-50%);
  width: 30px;
  height: 3px;
  background: var(--secondary-color);
  border-radius: 2px;
}

.navbar-toggler {
  border: 2px solid rgba(255, 255, 255, 0.3) !important;
  padding: 0.5rem 0.75rem !important;
}

.navbar-toggler:focus {
  box-shadow: 0 0 0 0.25rem rgba(93, 173, 226, 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='rgba%28255, 255, 255, 0.85%29' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e") !important;
}

/* ===========================
   BUTTONS
   =========================== */
.btn {
  font-weight: 600 !important;
  border-radius: 8px !important;
  transition: all var(--transition-speed) ease !important;
  border-width: 2px !important;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  position: relative;
  overflow: hidden;
}

.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: 0.8rem 2rem !important;
  font-size: 1rem !important;
}

.btn-outline-light {
  color: var(--light-text) !important;
  border-color: var(--light-text) !important;
  background: transparent !important;
}

.btn-outline-light:hover {
  background: var(--light-text) !important;
  color: var(--primary-color) !important;
  border-color: var(--light-text) !important;
  transform: translateY(-3px);
  box-shadow: 0 10px 25px rgba(255, 255, 255, 0.3) !important;
}

.btn-outline-dark {
  color: var(--primary-color) !important;
  border-color: var(--primary-color) !important;
  background: transparent !important;
}

.btn-outline-dark:hover {
  background: var(--primary-color) !important;
  color: var(--light-text) !important;
  border-color: var(--primary-color) !important;
  transform: translateY(-3px);
  box-shadow: var(--box-shadow-hover) !important;
}

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

.btn-light:hover {
  background: var(--secondary-color) !important;
  color: var(--light-text) !important;
  border-color: var(--secondary-color) !important;
  transform: translateY(-3px);
  box-shadow: var(--box-shadow-hover) !important;
}

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

.btn-outline-primary:hover,
.btn-outline-primary.active {
  background: var(--primary-color) !important;
  color: var(--light-text) !important;
  border-color: var(--primary-color) !important;
  transform: translateY(-2px);
}

/* ===========================
   HERO SECTION
   =========================== */
.position-relative.overflow-hidden {
  min-height: 100vh;
  background: var(--accent-gradient);
  position: relative;
}

.position-relative.overflow-hidden::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url('data:image/svg+xml,%3Csvg width="100" height="100" xmlns="http://www.w3.org/2000/svg"%3E%3Cpath d="M0 0h100v100H0z" fill="none"/%3E%3Cpath d="M0 0l50 50M50 0l50 50M0 50l50 50" stroke="rgba(93,173,226,0.1)" stroke-width="1"/%3E%3C/svg%3E');
  opacity: 0.3;
  animation: backgroundScroll 20s linear infinite;
}

@keyframes backgroundScroll {
  0% { transform: translate(0, 0); }
  100% { transform: translate(100px, 100px); }
}

.position-relative.overflow-hidden .position-absolute {
  background: rgba(0, 0, 0, 0.4);
  z-index: 1;
}

.position-relative.overflow-hidden .container {
  position: relative;
  z-index: 2;
}

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

.text-white-50 {
  color: rgba(255, 255, 255, 0.6) !important;
}

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

.shadow-lg {
  box-shadow: var(--box-shadow) !important;
}

.shadow {
  box-shadow: 0 5px 20px rgba(44, 62, 80, 0.1) !important;
}

.shadow-sm {
  box-shadow: 0 2px 10px rgba(44, 62, 80, 0.08) !important;
}

img:hover {
  transform: scale(1.02);
  box-shadow: var(--box-shadow-hover) !important;
}

.object-fit-cover {
  object-fit: cover;
  width: 100%;
  height: 100%;
}

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

.card:hover {
  transform: translateY(-10px);
  box-shadow: var(--box-shadow-hover) !important;
}

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

.card-title {
  color: var(--primary-color) !important;
  font-weight: 700 !important;
  font-size: 1.25rem !important;
  margin-bottom: 1rem !important;
}

.card-img-top {
  border-radius: 0 !important;
  transition: all var(--transition-speed) ease;
}

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

/* ===========================
   PORTFOLIO ITEMS
   =========================== */
.portfolio-item {
  position: relative;
  overflow: hidden;
  border-radius: 12px;
  cursor: pointer;
  height: 350px;
}

.portfolio-item img {
  transition: all 0.5s ease;
  border-radius: 12px;
}

.portfolio-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--accent-gradient);
  opacity: 0;
  transition: all 0.4s ease;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  padding: 2rem;
}

.portfolio-item:hover .portfolio-overlay {
  opacity: 0.95;
}

.portfolio-item:hover img {
  transform: scale(1.1);
}

.portfolio-overlay h3,
.portfolio-overlay p,
.portfolio-overlay .small {
  color: var(--light-text) !important;
  transform: translateY(20px);
  opacity: 0;
  transition: all 0.4s ease;
}

.portfolio-item:hover .portfolio-overlay h3,
.portfolio-item:hover .portfolio-overlay p,
.portfolio-item:hover .portfolio-overlay .small {
  transform: translateY(0);
  opacity: 1;
}

.portfolio-item:hover .portfolio-overlay h3 {
  transition-delay: 0.1s;
}

.portfolio-item:hover .portfolio-overlay p {
  transition-delay: 0.2s;
}

.portfolio-item:hover .portfolio-overlay .small {
  transition-delay: 0.3s;
}

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

/* ===========================
   BADGES
   =========================== */
.badge {
  padding: 0.5rem 1rem !important;
  border-radius: 6px !important;
  font-weight: 600 !important;
  font-size: 0.85rem !important;
  background: var(--secondary-color) !important;
  color: var(--light-text) !important;
}

/* ===========================
   FORMS
   =========================== */
.form-control,
.form-select {
  border: 2px solid #E0E0E0 !important;
  border-radius: 8px !important;
  padding: 0.75rem 1rem !important;
  font-size: 1rem !important;
  transition: all var(--transition-speed) ease !important;
  background: white !important;
  color: var(--dark-text) !important;
}

.form-control:focus,
.form-select:focus {
  border-color: var(--secondary-color) !important;
  box-shadow: 0 0 0 0.25rem rgba(93, 173, 226, 0.25) !important;
  background: white !important;
}

.form-label {
  font-weight: 600 !important;
  color: var(--primary-color) !important;
  margin-bottom: 0.5rem !important;
}

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

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

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

/* ===========================
   ACCORDION
   =========================== */
.accordion-item {
  border: none !important;
  margin-bottom: 1rem !important;
  border-radius: 12px !important;
  overflow: hidden;
  box-shadow: 0 2px 10px rgba(44, 62, 80, 0.08) !important;
}

.accordion-header {
  border-radius: 12px !important;
}

.accordion-button {
  background: white !important;
  color: var(--primary-color) !important;
  font-weight: 600 !important;
  padding: 1.25rem 1.5rem !important;
  border: none !important;
  font-size: 1.1rem !important;
  transition: all var(--transition-speed) ease !important;
}

.accordion-button:not(.collapsed) {
  background: var(--secondary-color) !important;
  color: var(--light-text) !important;
  box-shadow: none !important;
}

.accordion-button:focus {
  box-shadow: none !important;
  border: none !important;
}

.accordion-button::after {
  filter: brightness(0) invert(0.4);
}

.accordion-button:not(.collapsed)::after {
  filter: brightness(0) invert(1);
}

.accordion-body {
  padding: 1.5rem !important;
  background: white !important;
  color: #555 !important;
  line-height: 1.8;
}

.accordion-collapse {
  border: none !important;
}

/* ===========================
   BREADCRUMB
   =========================== */
.breadcrumb {
  background: transparent !important;
  padding: 1rem 0 !important;
  margin: 0 !important;
}

.breadcrumb-item {
  color: #666 !important;
  font-weight: 500;
}

.breadcrumb-item.active {
  color: var(--primary-color) !important;
}

.breadcrumb-item a {
  color: var(--secondary-color) !important;
  text-decoration: none;
  transition: all var(--transition-speed) ease;
}

.breadcrumb-item a:hover {
  color: var(--primary-color) !important;
}

/* ===========================
   PROGRESS BARS
   =========================== */
.progress {
  height: 30px !important;
  border-radius: 8px !important;
  background: #E0E0E0 !important;
  overflow: hidden;
}

.progress-bar {
  background: var(--secondary-gradient) !important;
  font-weight: 600 !important;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: width 1.5s ease !important;
}

/* ===========================
   TIMELINE SECTION
   =========================== */
.timeline-section {
  position: relative;
  padding: 3rem 0;
}

.timeline-section::before {
  content: '';
  position: absolute;
  left: 50%;
  top: 0;
  bottom: 0;
  width: 3px;
  background: var(--secondary-color);
  transform: translateX(-50%);
}

@media (max-width: 768px) {
  .timeline-section::before {
    left: 30px;
  }
}

/* ===========================
   BACKGROUND UTILITIES
   =========================== */
.bg-light {
  background-color: #F8F9FA !important;
}

.bg-white {
  background-color: white !important;
}

.bg-opacity-10 {
  background-color: rgba(93, 173, 226, 0.1) !important;
}

/* ===========================
   TEXT UTILITIES
   =========================== */
.text-muted {
  color: #6c757d !important;
}

.text-decoration-none {
  text-decoration: none !important;
}

.text-decoration-none:hover {
  text-decoration: underline !important;
}

/* ===========================
   ICON STYLES
   =========================== */
.bi {
  font-size: 1.5rem;
  color: var(--secondary-color);
}

.bi-telephone-fill,
.bi-envelope-fill,
.bi-geo-alt-fill,
.bi-telephone,
.bi-envelope,
.bi-geo-alt {
  color: var(--secondary-color) !important;
  margin-right: 0.5rem;
}

.bi-facebook,
.bi-instagram,
.bi-linkedin,
.bi-twitter {
  font-size: 1.5rem;
  color: var(--primary-color) !important;
  transition: all var(--transition-speed) ease;
}

.bi-facebook:hover,
.bi-instagram:hover,
.bi-linkedin:hover,
.bi-twitter:hover {
  color: var(--secondary-color) !important;
  transform: translateY(-3px);
}

.bi-lightning-charge-fill {
  color: #FFC107 !important;
}

.bi-check-circle-fill {
  color: #28a745 !important;
}

.bi-droplet-fill {
  color: var(--secondary-color) !important;
}

.bi-award-fill,
.bi-house-heart-fill,
.bi-tree-fill,
.bi-gear-fill,
.bi-globe,
.bi-recycle,
.bi-calendar-check,
.bi-calendar-event,
.bi-star-fill {
  color: var(--secondary-color) !important;
}

.text-warning .bi {
  color: #FFC107 !important;
}

.text-success .bi {
  color: #28a745 !important;
}

.text-primary .bi {
  color: var(--secondary-color) !important;
}

/* ===========================
   RATIO (ASPECT RATIO)
   =========================== */
.ratio {
  position: relative;
  width: 100%;
}

.ratio::before {
  display: block;
  padding-top: var(--bs-aspect-ratio);
  content: "";
}

.ratio > * {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}

.ratio-16x9 {
  --bs-aspect-ratio: 56.25%;
}

/* ===========================
   ROUNDED UTILITIES
   =========================== */
.rounded {
  border-radius: 12px !important;
}

.rounded-circle {
  border-radius: 50% !important;
}

/* ===========================
   OPACITY UTILITIES
   =========================== */
.opacity-75 {
  opacity: 0.75 !important;
}

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

/* ===========================
   POSITION UTILITIES
   =========================== */
.position-sticky {
  position: sticky !important;
  top: 80px;
}

.min-vh-100 {
  min-height: 100vh !important;
}

/* ===========================
   FLEX UTILITIES
   =========================== */
.flex-shrink-0 {
  flex-shrink: 0 !important;
}

.flex-grow-1 {
  flex-grow: 1 !important;
}

.flex-wrap {
  flex-wrap: wrap !important;
}

.flex-column {
  flex-direction: column !important;
}

/* ===========================
   LIST STYLES
   =========================== */
.list-unstyled {
  padding-left: 0;
  list-style: none;
}

.list-unstyled li {
  padding: 0.5rem 0;
}

.list-unstyled a {
  color: #666 !important;
  text-decoration: none;
  transition: all var(--transition-speed) ease;
}

.list-unstyled a:hover {
  color: var(--secondary-color) !important;
  padding-left: 5px;
}

/* ===========================
   FOOTER STYLES
   =========================== */
footer {
  background: var(--accent-gradient) !important;
  color: var(--light-text) !important;
  padding: 3rem 0 1rem;
}

footer h5,
footer h6 {
  color: var(--light-text) !important;
  font-weight: 700;
}

footer p,
footer a,
footer li {
  color: rgba(255, 255, 255, 0.8) !important;
}

footer a:hover {
  color: var(--secondary-color) !important;
}

/* ===========================
   ANIMATIONS
   =========================== */
@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

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

@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 pulse {
  0% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.05);
  }
  100% {
    transform: scale(1);
  }
}

.animate-fadeIn {
  animation: fadeIn 0.8s ease forwards;
}

.animate-fadeInUp {
  animation: fadeInUp 0.8s ease forwards;
}

.animate-slideInLeft {
  animation: slideInLeft 0.8s ease forwards;
}

.animate-slideInRight {
  animation: slideInRight 0.8s ease forwards;
}

/* ===========================
   SCROLL ANIMATIONS
   =========================== */
.scroll-fade {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.8s ease;
}

.scroll-fade.active {
  opacity: 1;
  transform: translateY(0);
}

/* ===========================
   CUSTOM SPACING
   =========================== */
.section-padding {
  padding: 5rem 0;
}

@media (max-width: 768px) {
  .section-padding {
    padding: 3rem 0;
  }
}

/* ===========================
   RESPONSIVE UTILITIES
   =========================== */
@media (max-width: 991.98px) {
  .navbar-collapse {
    background: rgba(44, 62, 80, 0.98);
    padding: 1rem;
    border-radius: 8px;
    margin-top: 1rem;
  }
  
  .display-1 { font-size: 3rem !important; }
  .display-2 { font-size: 2.5rem !important; }
  .display-3 { font-size: 2rem !important; }
  .display-4 { font-size: 1.75rem !important; }
  .display-5 { font-size: 1.5rem !important; }
  .display-6 { font-size: 1.25rem !important; }
}

@media (max-width: 767.98px) {
  .btn-lg {
    padding: 0.6rem 1.5rem !important;
    font-size: 0.9rem !important;
  }
  
  .portfolio-item {
    height: 250px;
  }
  
  .card-body {
    padding: 1.5rem !important;
  }
}

@media (max-width: 575.98px) {
  .display-1 { font-size: 2.5rem !important; }
  .display-2 { font-size: 2rem !important; }
  .display-3 { font-size: 1.75rem !important; }
  
  .px-5 {
    padding-left: 1.5rem !important;
    padding-right: 1.5rem !important;
  }
}

/* ===========================
   UTILITY OVERRIDES
   =========================== */
.gap-2 { gap: 0.5rem !important; }
.gap-3 { gap: 1rem !important; }
.gap-4 { gap: 1.5rem !important; }

.g-0 { gap: 0 !important; }
.g-3 { gap: 1rem !important; }
.g-4 { gap: 1.5rem !important; }

/* ===========================
   HOVER EFFECTS
   =========================== */
.hover-lift {
  transition: all var(--transition-speed) ease;
}

.hover-lift:hover {
  transform: translateY(-5px);
  box-shadow: var(--box-shadow-hover);
}

/* ===========================
   LOADING SPINNER
   =========================== */
.spinner {
  width: 50px;
  height: 50px;
  border: 4px solid rgba(93, 173, 226, 0.2);
  border-top-color: var(--secondary-color);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* ===========================
   CUSTOM SCROLLBAR
   =========================== */
::-webkit-scrollbar {
  width: 10px;
}

::-webkit-scrollbar-track {
  background: #f1f1f1;
}

::-webkit-scrollbar-thumb {
  background: var(--secondary-color);
  border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--primary-color);
}

/* ===========================
   LINK STYLES
   =========================== */
a {
  color: var(--secondary-color) !important;
  text-decoration: none;
  transition: all var(--transition-speed) ease;
}

a:hover {
  color: var(--primary-color) !important;
}

/* ===========================
   SELECTION STYLES
   =========================== */
::selection {
  background: var(--secondary-color);
  color: white;
}

::-moz-selection {
  background: var(--secondary-color);
  color: white;
}

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