/* Nordic Fire Architecture Studio - Custom Styles */

/* ===========================
   ROOT & BOOTSTRAP OVERRIDES
   =========================== */
:root {
  --primary-color: #2E3440;
  --secondary-color: #D08770;
  --accent-warm: #BF616A;
  --accent-cold: #88C0D0;
  --text-light: #ECEFF4;
  --text-dark: #2E3440;
  --transition-smooth: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  --shadow-soft: 0 10px 40px rgba(46, 52, 64, 0.15);
  --shadow-hover: 0 20px 60px rgba(46, 52, 64, 0.25);
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  overflow-x: hidden;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
  color: var(--text-dark);
  background-color: #FAFAFA;
  line-height: 1.7;
  overflow-x: hidden;
}

/* ===========================
   TYPOGRAPHY
   =========================== */
h1, h2, h3, h4, h5, h6 {
  font-family: 'Playfair Display', Georgia, serif;
  font-weight: 700;
  color: var(--primary-color);
  letter-spacing: -0.02em;
}

.display-3, .display-4, .display-5 {
  font-weight: 700;
  letter-spacing: -0.03em;
}

.lead {
  font-size: 1.25rem;
  font-weight: 400;
  line-height: 1.8;
  color: var(--text-light) !important;
}

/* ===========================
   HERO SECTION
   =========================== */
.hero-wrapper {
  background: linear-gradient(135deg, var(--primary-color) 0%, #1a1f29 100%);
  position: relative;
}

.hero-image {
  opacity: 0.25;
  filter: grayscale(30%) brightness(0.7);
  transition: var(--transition-smooth);
  z-index: 1;
}

.hero-overlay {
  position: absolute !important;
  top: 0 !important;
  left: 0 !important;
  width: 100% !important;
  height: 100% !important;
  background: linear-gradient(135deg, rgba(46, 52, 64, 0.85) 0%, rgba(26, 31, 41, 0.75) 100%);
  z-index: 2;
}

/* ===========================
   NAVBAR
   =========================== */
.navbar {
  z-index: 1000 !important;
  background: rgba(46, 52, 64, 0.95) !important;
  backdrop-filter: blur(10px);
  transition: var(--transition-smooth);
  border-bottom: 2px solid rgba(208, 135, 112, 0.2);
}

.navbar.sticky-top {
  box-shadow: 0 4px 20px rgba(46, 52, 64, 0.3);
}

.navbar-brand {
  color: #FFFFFF !important;
  font-size: 1.75rem !important;
  font-weight: 700 !important;
  text-transform: uppercase;
  letter-spacing: 2px;
  transition: var(--transition-smooth);
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

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

.nav-link {
  color: #E5E9F0 !important;
  font-weight: 600 !important;
  font-size: 1rem !important;
  padding: 0.5rem 1.25rem !important;
  transition: var(--transition-smooth);
  position: relative;
  text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.2);
}

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

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

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

.navbar-toggler {
  border: 2px solid var(--secondary-color) !important;
  background-color: rgba(255, 255, 255, 0.95) !important;
  padding: 0.5rem 0.75rem !important;
}

.navbar-toggler:focus {
  box-shadow: 0 0 0 0.25rem rgba(208, 135, 112, 0.5) !important;
}

.navbar-toggler-icon {
  filter: invert(1) brightness(0.3);
}

/* ===========================
   HERO CONTENT
   =========================== */
.hero-content {
  z-index: 10 !important;
  animation: fadeInUp 1s ease-out;
  text-shadow: 2px 2px 8px rgba(0, 0, 0, 0.4);
}

.hero-content .display-3 {
  color: #FFFFFF !important;
  font-size: clamp(2.5rem, 6vw, 4.5rem) !important;
  font-weight: 800 !important;
  margin-bottom: 1.5rem !important;
  line-height: 1.2;
  text-shadow: 3px 3px 10px rgba(0, 0, 0, 0.5);
}

.hero-content .lead {
  color: #E5E9F0 !important;
  font-size: clamp(1.1rem, 2vw, 1.4rem) !important;
  max-width: 800px;
  margin: 0 auto 2.5rem !important;
  text-shadow: 2px 2px 6px rgba(0, 0, 0, 0.4);
}

/* ===========================
   BUTTONS
   =========================== */
.btn {
  font-weight: 600 !important;
  text-transform: uppercase;
  letter-spacing: 1px;
  transition: var(--transition-smooth) !important;
  border: 2px solid transparent !important;
  border-radius: 50px !important;
  position: relative;
  overflow: hidden;
  z-index: 1;
}

.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;
  z-index: -1;
}

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

.btn-outline-light {
  color: #FFFFFF !important;
  border-color: #FFFFFF !important;
  background: rgba(255, 255, 255, 0.1) !important;
  backdrop-filter: blur(5px);
}

.btn-outline-light:hover {
  color: var(--primary-color) !important;
  background: #FFFFFF !important;
  border-color: #FFFFFF !important;
  transform: translateY(-3px);
  box-shadow: 0 10px 30px rgba(255, 255, 255, 0.3);
}

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

.btn-light {
  background: #FFFFFF !important;
  color: var(--primary-color) !important;
  border: 2px solid #FFFFFF !important;
}

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

/* ===========================
   BADGES
   =========================== */
.badge {
  background: var(--secondary-color) !important;
  color: #FFFFFF !important;
  font-weight: 700 !important;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  font-size: 0.75rem !important;
  border-radius: 30px !important;
  padding: 0.6rem 1.2rem !important;
  box-shadow: 0 4px 15px rgba(208, 135, 112, 0.3);
}

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

/* ===========================
   CARDS
   =========================== */
.card {
  border: none !important;
  border-radius: 20px !important;
  transition: var(--transition-smooth);
  background: #FFFFFF;
  overflow: hidden;
}

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

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

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

.shadow-sm {
  box-shadow: 0 4px 15px rgba(46, 52, 64, 0.08) !important;
}

.shadow {
  box-shadow: 0 6px 25px rgba(46, 52, 64, 0.12) !important;
}

/* ===========================
   IMAGES
   =========================== */
.img-fluid {
  transition: var(--transition-smooth);
  border-radius: 15px;
}

.rounded {
  border-radius: 15px !important;
}

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

img:hover {
  transform: scale(1.02);
}

/* ===========================
   PORTFOLIO
   =========================== */
.portfolio-masonry {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 2rem;
  padding: 2rem 0;
}

.portfolio-item {
  position: relative;
  overflow: hidden;
  border-radius: 20px;
  cursor: pointer;
  height: 400px;
}

.portfolio-card {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition-smooth);
}

.portfolio-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(180deg, rgba(46, 52, 64, 0) 0%, rgba(46, 52, 64, 0.95) 100%);
  display: flex;
  align-items: flex-end;
  padding: 2rem;
  opacity: 0;
  transition: var(--transition-smooth);
  z-index: 2;
}

.portfolio-item:hover .portfolio-overlay {
  opacity: 1;
}

.portfolio-item:hover .portfolio-card {
  transform: scale(1.1);
  filter: brightness(0.8);
}

.portfolio-overlay h4,
.portfolio-overlay p {
  color: #FFFFFF !important;
  margin: 0;
  text-shadow: 2px 2px 6px rgba(0, 0, 0, 0.5);
}

/* ===========================
   FILTER BUTTONS
   =========================== */
.filter-btn {
  background: #FFFFFF !important;
  color: var(--primary-color) !important;
  border: 2px solid var(--primary-color) !important;
  padding: 0.75rem 2rem !important;
  margin: 0.5rem !important;
  border-radius: 50px !important;
  font-weight: 600 !important;
  transition: var(--transition-smooth) !important;
  text-transform: uppercase;
  letter-spacing: 1px;
  font-size: 0.9rem !important;
}

.filter-btn:hover,
.filter-btn.active {
  background: var(--secondary-color) !important;
  color: #FFFFFF !important;
  border-color: var(--secondary-color) !important;
  transform: translateY(-3px);
  box-shadow: 0 8px 25px rgba(208, 135, 112, 0.3);
}

/* ===========================
   FORMS
   =========================== */
.form-control,
.form-select {
  border: 2px solid #E5E9F0 !important;
  border-radius: 12px !important;
  padding: 0.875rem 1.25rem !important;
  font-size: 1rem !important;
  transition: var(--transition-smooth) !important;
  background: #FFFFFF !important;
  color: var(--text-dark) !important;
}

.form-control:focus,
.form-select:focus {
  border-color: var(--secondary-color) !important;
  box-shadow: 0 0 0 0.25rem rgba(208, 135, 112, 0.25) !important;
  outline: none !important;
  background: #FFFFFF !important;
}

.form-label {
  font-weight: 600 !important;
  color: var(--primary-color) !important;
  margin-bottom: 0.75rem !important;
  font-size: 0.95rem !important;
}

.form-check-input {
  border: 2px solid var(--primary-color) !important;
  width: 1.5rem;
  height: 1.5rem;
  cursor: pointer;
}

.form-check-input:checked {
  background-color: var(--secondary-color) !important;
  border-color: var(--secondary-color) !important;
}

.form-check-label {
  color: var(--text-dark) !important;
  cursor: pointer;
  padding-left: 0.5rem;
}

.invalid-feedback {
  color: #BF616A !important;
  font-weight: 600 !important;
  font-size: 0.875rem !important;
  margin-top: 0.5rem !important;
}

.form-control.is-invalid,
.form-select.is-invalid {
  border-color: #BF616A !important;
}

/* ===========================
   ALERTS
   =========================== */
.alert {
  border-radius: 15px !important;
  border: none !important;
  padding: 1.25rem 1.5rem !important;
  font-weight: 600 !important;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
}

.alert-success {
  background: linear-gradient(135deg, #A3BE8C 0%, #8FBCBB 100%) !important;
  color: #FFFFFF !important;
}

/* ===========================
   ACCORDION
   =========================== */
.accordion {
  border-radius: 15px;
  overflow: hidden;
}

.accordion-item {
  border: none !important;
  border-bottom: 2px solid #E5E9F0 !important;
  background: #FFFFFF;
}

.accordion-item:last-child {
  border-bottom: none !important;
}

.accordion-button {
  background: #FFFFFF !important;
  color: var(--primary-color) !important;
  font-weight: 700 !important;
  font-size: 1.1rem !important;
  padding: 1.5rem !important;
  border: none !important;
  box-shadow: none !important;
  transition: var(--transition-smooth) !important;
}

.accordion-button:not(.collapsed) {
  background: linear-gradient(135deg, var(--secondary-color) 0%, #bf8060 100%) !important;
  color: #FFFFFF !important;
  box-shadow: 0 4px 15px rgba(208, 135, 112, 0.3) !important;
}

.accordion-button:hover {
  background: rgba(208, 135, 112, 0.1) !important;
}

.accordion-button::after {
  filter: brightness(0) saturate(100%) invert(22%) sepia(11%) saturate(1056%) hue-rotate(183deg) brightness(94%) contrast(92%);
}

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

.accordion-body {
  padding: 1.5rem !important;
  color: var(--text-dark) !important;
  background: #FAFAFA;
  line-height: 1.8;
}

/* ===========================
   PROGRESS BARS
   =========================== */
.progress {
  height: 12px !important;
  border-radius: 10px !important;
  background: #E5E9F0 !important;
  overflow: hidden;
}

.progress-bar {
  background: linear-gradient(90deg, var(--secondary-color) 0%, #bf8060 100%) !important;
  border-radius: 10px !important;
  transition: width 1.5s ease-in-out !important;
  box-shadow: 0 2px 8px rgba(208, 135, 112, 0.4);
}

.certification-stats {
  background: linear-gradient(135deg, #ECEFF4 0%, #E5E9F0 100%);
  border-radius: 15px;
  border-left: 5px solid var(--secondary-color);
}

/* ===========================
   ICONS (Bootstrap Icons)
   =========================== */
.bi {
  vertical-align: middle;
  transition: var(--transition-smooth);
}

.fs-1 { font-size: 3rem !important; }
.fs-3 { font-size: 2rem !important; }

.bi-send,
.bi-check-circle,
.bi-geo-alt-fill,
.bi-telephone-fill,
.bi-envelope-fill,
.bi-clock-fill,
.bi-calendar-check,
.bi-building,
.bi-file-earmark-text,
.bi-house-heart,
.bi-tree,
.bi-heart-pulse,
.bi-lightning-charge,
.bi-lightning-charge-fill,
.bi-droplet-fill,
.bi-cloud-fill,
.bi-recycle,
.bi-currency-dollar,
.bi-heart,
.bi-geo-alt,
.bi-telephone,
.bi-envelope {
  color: var(--secondary-color) !important;
}

/* ===========================
   FOOTER
   =========================== */
footer {
  background: linear-gradient(135deg, var(--primary-color) 0%, #1a1f29 100%);
  color: #E5E9F0 !important;
  padding: 4rem 0 0;
  margin-top: 6rem;
}

footer h5,
footer h6 {
  color: #FFFFFF !important;
  font-weight: 700 !important;
  margin-bottom: 1.5rem !important;
}

footer p,
footer a {
  color: #D8DEE9 !important;
  text-decoration: none !important;
  transition: var(--transition-smooth);
}

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

footer .list-unstyled li {
  margin-bottom: 0.75rem;
  padding-left: 0.5rem;
}

footer .border-top {
  border-color: rgba(229, 233, 240, 0.2) !important;
}

footer .small {
  color: #D8DEE9 !important;
  font-size: 0.9rem !important;
}

footer .bi {
  font-size: 1.5rem;
  margin: 0 0.5rem;
  transition: var(--transition-smooth);
}

footer .bi:hover {
  color: var(--secondary-color) !important;
  transform: translateY(-3px);
}

/* ===========================
   UTILITIES
   =========================== */
.text-white { color: #FFFFFF !important; }
.text-muted { color: #6c757d !important; }
.bg-white { background-color: #FFFFFF !important; }
.bg-light { background-color: #ECEFF4 !important; }

.opacity-25 { opacity: 0.25 !important; }
.opacity-75 { opacity: 0.75 !important; }

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

/* Container Overrides */
.container,
.container-fluid {
  padding-left: 1.5rem;
  padding-right: 1.5rem;
}

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

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

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

/* Scroll Reveal Animations */
.fade-in {
  animation: fadeIn 0.8s ease-out;
}

.slide-in-left {
  animation: slideInLeft 0.8s ease-out;
}

.slide-in-right {
  animation: slideInRight 0.8s ease-out;
}

/* ===========================
   RESPONSIVE DESIGN
   =========================== */

/* Large Devices */
@media (min-width: 992px) {
  .container {
    max-width: 1200px;
  }
  
  .px-lg-5 {
    padding-left: 3rem !important;
    padding-right: 3rem !important;
  }
  
  .pe-lg-5 {
    padding-right: 3rem !important;
  }
  
  .ps-lg-5 {
    padding-left: 3rem !important;
  }
}

/* Medium Devices */
@media (max-width: 991px) {
  .navbar-collapse {
    background: rgba(46, 52, 64, 0.98);
    padding: 1.5rem;
    border-radius: 15px;
    margin-top: 1rem;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
  }
  
  .nav-link {
    padding: 0.75rem 1rem !important;
    border-radius: 8px;
    margin: 0.25rem 0;
  }
  
  .nav-link:hover {
    background: rgba(208, 135, 112, 0.2);
  }
  
  .hero-content .display-3 {
    font-size: 2.5rem !important;
  }
  
  .portfolio-masonry {
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 1.5rem;
  }
  
  .portfolio-item {
    height: 300px;
  }
}

/* Small Devices */
@media (max-width: 767px) {
  .hero-content .display-3 {
    font-size: 2rem !important;
  }
  
  .hero-content .lead {
    font-size: 1rem !important;
  }
  
  .btn-lg {
    padding: 0.875rem 2rem !important;
    font-size: 1rem !important;
  }
  
  .display-4 {
    font-size: 2.5rem !important;
  }
  
  .display-5 {
    font-size: 2rem !important;
  }
  
  .portfolio-masonry {
    grid-template-columns: 1fr;
    gap: 1.25rem;
  }
  
  .portfolio-item {
    height: 250px;
  }
  
  .card-body {
    padding: 1.5rem !important;
  }
  
  footer {
    text-align: center;
  }
  
  footer .col-lg-2,
  footer .col-lg-3 {
    margin-bottom: 2rem;
  }
}

/* Extra Small Devices */
@media (max-width: 575px) {
  .container,
  .container-fluid {
    padding-left: 1rem;
    padding-right: 1rem;
  }
  
  .hero-content .display-3 {
    font-size: 1.75rem !important;
  }
  
  .py-5 {
    padding-top: 2.5rem !important;
    padding-bottom: 2.5rem !important;
  }
  
  .mb-5 {
    margin-bottom: 2rem !important;
  }
  
  .gap-3 {
    gap: 0.5rem !important;
  }
}

/* ===========================
   PRINT STYLES
   =========================== */
@media print {
  .navbar,
  .btn,
  footer {
    display: none !important;
  }
  
  body {
    background: white;
    color: black;
  }
  
  .card {
    box-shadow: none !important;
    border: 1px solid #ddd !important;
  }
}

/* ===========================
   ACCESSIBILITY
   =========================== */
:focus-visible {
  outline: 3px solid var(--secondary-color) !important;
  outline-offset: 3px;
  border-radius: 4px;
}

.visually-hidden {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  padding: 0 !important;
  margin: -1px !important;
  overflow: hidden !important;
  clip: rect(0, 0, 0, 0) !important;
  white-space: nowrap !important;
  border: 0 !important;
}

/* High Contrast Mode */
@media (prefers-contrast: high) {
  .btn,
  .card,
  .form-control {
    border-width: 3px !important;
  }
}

/* Reduced Motion */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* ===========================
   CUSTOM SCROLLBAR
   =========================== */
::-webkit-scrollbar {
  width: 12px;
  height: 12px;
}

::-webkit-scrollbar-track {
  background: #ECEFF4;
}

::-webkit-scrollbar-thumb {
  background: var(--secondary-color);
  border-radius: 6px;
  border: 2px solid #ECEFF4;
}

::-webkit-scrollbar-thumb:hover {
  background: #bf8060;
}

/* Firefox */
* {
  scrollbar-width: thin;
  scrollbar-color: var(--secondary-color) #ECEFF4;
}

/* ===========================
   LOADING STATES
   =========================== */
.loading {
  pointer-events: none;
  opacity: 0.6;
  position: relative;
}

.loading::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 30px;
  height: 30px;
  margin: -15px 0 0 -15px;
  border: 3px solid #f3f3f3;
  border-top: 3px solid var(--secondary-color);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}