/* Architectural Studio - Charcoal & Ember Theme CSS */

/* ===== ROOT VARIABLES ===== */
:root {
  --primary-color: #2C3E50;
  --secondary-color: #E67E22;
  --dark-charcoal: #1a252f;
  --light-charcoal: #3d5266;
  --ember-light: #f39c12;
  --ember-dark: #d35400;
  --white: #ffffff;
  --light-bg: #f8f9fa;
  --text-dark: #2C3E50;
  --text-light: #6c757d;
  --shadow: rgba(44, 62, 80, 0.1);
  --shadow-lg: rgba(44, 62, 80, 0.2);
  --transition: all 0.3s ease;
}

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

html {
  scroll-behavior: smooth;
}

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

/* ===== TYPOGRAPHY ===== */
.display-2,
.display-3,
.display-4,
.display-5,
.display-6 {
  font-weight: 700 !important;
  letter-spacing: -0.02em;
  color: var(--primary-color) !important;
}

.h1, .h2, .h4, .h5, h1, h2, h4, h5 {
  font-weight: 600;
  color: var(--primary-color) !important;
}

.lead, .fs-4, .fs-5 {
  color: var(--text-light) !important;
  line-height: 1.8;
}

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

.text-white-50 {
  color: rgba(255, 255, 255, 0.5) !important;
}

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

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

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

.fst-italic {
  font-style: italic !important;
}

.text-uppercase {
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* ===== NAVIGATION ===== */
.navbar {
  background-color: var(--primary-color) !important;
  padding: 1rem 0;
  transition: var(--transition);
  box-shadow: 0 2px 15px var(--shadow);
  z-index: 1000;
}

.navbar.scrolled {
  padding: 0.5rem 0;
  background-color: var(--dark-charcoal) !important;
}

.navbar-dark {
  background-color: var(--primary-color) !important;
}

.navbar-brand {
  color: var(--white) !important;
  font-size: 1.5rem;
  font-weight: 700 !important;
  transition: var(--transition);
  letter-spacing: 0.05em;
}

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

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

.navbar-toggler:focus {
  box-shadow: 0 0 0 0.25rem rgba(230, 126, 34, 0.25) !important;
  border-color: var(--secondary-color) !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, 1%29' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e") !important;
}

.navbar-nav {
  align-items: center;
}

.nav-item {
  margin: 0 0.25rem;
}

.nav-link {
  color: rgba(255, 255, 255, 0.9) !important;
  font-weight: 500;
  padding: 0.5rem 1rem !important;
  border-radius: 6px;
  transition: var(--transition);
  position: relative;
}

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

.nav-link.active::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 30px;
  height: 3px;
  background-color: var(--secondary-color);
  border-radius: 3px 3px 0 0;
}

/* ===== BUTTONS ===== */
.btn {
  border-radius: 8px;
  font-weight: 600 !important;
  transition: var(--transition);
  border: 2px solid transparent;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  position: relative;
  overflow: hidden;
  z-index: 1;
}

.btn::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0;
  height: 0;
  border-radius: 50%;
  background-color: 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-lg {
  padding: 1rem 2.5rem !important;
  font-size: 1.1rem;
}

.btn-sm {
  padding: 0.5rem 1rem !important;
  font-size: 0.875rem;
}

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

.btn-primary:hover,
.btn-primary:focus,
.btn-primary:active {
  background-color: var(--ember-dark) !important;
  border-color: var(--ember-dark) !important;
  color: var(--white) !important;
  transform: translateY(-3px);
  box-shadow: 0 10px 25px rgba(230, 126, 34, 0.3) !important;
}

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

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

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

.btn-outline-secondary:hover,
.btn-outline-secondary:focus,
.btn-outline-secondary:active {
  background-color: var(--secondary-color) !important;
  border-color: var(--secondary-color) !important;
  color: var(--white) !important;
  transform: translateY(-3px);
  box-shadow: 0 10px 25px rgba(230, 126, 34, 0.3) !important;
}

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

.btn-light:hover,
.btn-light:focus,
.btn-light:active {
  background-color: var(--light-bg) !important;
  border-color: var(--light-bg) !important;
  color: var(--primary-color) !important;
  transform: translateY(-3px);
  box-shadow: 0 10px 25px var(--shadow-lg) !important;
}

.btn-group .btn {
  margin: 0 0.25rem;
}

.filter-btn {
  margin: 0.5rem;
  padding: 0.75rem 1.5rem !important;
}

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

/* ===== HERO SECTION ===== */
.position-relative.vh-100 {
  background: linear-gradient(135deg, var(--dark-charcoal) 0%, var(--primary-color) 100%);
  position: relative;
  overflow: hidden;
}

.position-relative.vh-100::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: 
    linear-gradient(45deg, var(--secondary-color) 1px, transparent 1px),
    linear-gradient(-45deg, var(--secondary-color) 1px, transparent 1px);
  background-size: 50px 50px;
  opacity: 0.03;
  animation: gridMove 20s linear infinite;
}

@keyframes gridMove {
  0% { transform: translate(0, 0); }
  100% { transform: translate(50px, 50px); }
}

.position-relative.vh-100 .position-absolute {
  z-index: 1;
}

.position-relative.vh-100 .text-white {
  animation: fadeInUp 1s ease-out;
}

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

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

.card:hover {
  transform: translateY(-10px);
  box-shadow: 0 20px 40px var(--shadow-lg) !important;
}

.card-body {
  padding: 2rem;
}

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

.border-0 {
  border: none !important;
}

/* ===== IMAGES ===== */
.img-fluid {
  max-width: 100%;
  height: auto;
  display: block;
}

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

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

.rounded-3 {
  border-radius: 16px !important;
}

.shadow-sm {
  box-shadow: 0 2px 10px var(--shadow) !important;
}

.shadow {
  box-shadow: 0 5px 20px var(--shadow) !important;
}

.shadow-lg {
  box-shadow: 0 15px 40px var(--shadow-lg) !important;
}

.overflow-hidden {
  overflow: hidden !important;
}

/* ===== BACKGROUNDS ===== */
.bg-white {
  background-color: var(--white) !important;
}

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

/* ===== SECTIONS ===== */
.py-5 {
  padding-top: 5rem !important;
  padding-bottom: 5rem !important;
}

.py-3 {
  padding-top: 2rem !important;
  padding-bottom: 2rem !important;
}

.p-3 {
  padding: 2rem !important;
}

.p-4 {
  padding: 2.5rem !important;
}

.p-5 {
  padding: 3rem !important;
}

.p-md-5 {
  padding: 3rem !important;
}

.px-4 {
  padding-left: 2rem !important;
  padding-right: 2rem !important;
}

.px-5 {
  padding-left: 3rem !important;
  padding-right: 3rem !important;
}

.px-0 {
  padding-left: 0 !important;
  padding-right: 0 !important;
}

.ps-0 {
  padding-left: 0 !important;
}

.ps-4 {
  padding-left: 2rem !important;
}

.ps-lg-5 {
  padding-left: 3rem !important;
}

.pe-lg-5 {
  padding-right: 3rem !important;
}

.pt-5 {
  padding-top: 5rem !important;
}

.pb-4 {
  padding-bottom: 3rem !important;
}

.m-4 {
  margin: 2rem !important;
}

.mt-1 {
  margin-top: 0.5rem !important;
}

.mt-2 {
  margin-top: 1rem !important;
}

.mt-3 {
  margin-top: 1.5rem !important;
}

.mt-4 {
  margin-top: 2rem !important;
}

.mt-5 {
  margin-top: 3rem !important;
}

.mb-0 {
  margin-bottom: 0 !important;
}

.mb-1 {
  margin-bottom: 0.5rem !important;
}

.mb-2 {
  margin-bottom: 1rem !important;
}

.mb-3 {
  margin-bottom: 1.5rem !important;
}

.mb-4 {
  margin-bottom: 2rem !important;
}

.mb-5 {
  margin-bottom: 3rem !important;
}

.mb-lg-0 {
  margin-bottom: 0 !important;
}

.mb-md-0 {
  margin-bottom: 0 !important;
}

.my-3 {
  margin-top: 1.5rem !important;
  margin-bottom: 1.5rem !important;
}

.my-4 {
  margin-top: 2rem !important;
  margin-bottom: 2rem !important;
}

.ms-2 {
  margin-left: 0.75rem !important;
}

.ms-3 {
  margin-left: 1.5rem !important;
}

.ms-4 {
  margin-left: 2rem !important;
}

.ms-auto {
  margin-left: auto !important;
}

.me-2 {
  margin-left: 0.75rem !important;
}

.me-3 {
  margin-right: 1.5rem !important;
}

.mx-auto {
  margin-left: auto !important;
  margin-right: auto !important;
}

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

.form-control,
.form-select {
  border: 2px solid #e0e0e0 !important;
  border-radius: 8px !important;
  padding: 0.75rem 1rem !important;
  transition: var(--transition);
  background-color: var(--white) !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(230, 126, 34, 0.15) !important;
  outline: none;
}

.form-control::placeholder {
  color: var(--text-light) !important;
}

.form-check {
  padding-left: 1.75rem;
}

.form-check-input {
  width: 1.25rem;
  height: 1.25rem;
  border: 2px solid #e0e0e0 !important;
  cursor: pointer;
}

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

.form-check-input:focus {
  box-shadow: 0 0 0 0.25rem rgba(230, 126, 34, 0.15) !important;
}

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

/* ===== ALERTS ===== */
.alert {
  border-radius: 8px;
  border: none;
  padding: 1rem 1.5rem;
  animation: slideInDown 0.5s ease;
}

@keyframes slideInDown {
  from {
    transform: translateY(-20px);
    opacity: 0;
  }
  to {
    transform: translateY(0);
    opacity: 1;
  }
}

/* ===== BADGES ===== */
.badge {
  padding: 0.5rem 1rem;
  border-radius: 6px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  background-color: var(--secondary-color) !important;
  color: var(--white) !important;
}

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

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

/* ===== LINKS ===== */
a {
  color: var(--secondary-color) !important;
  text-decoration: none;
  transition: var(--transition);
}

a:hover {
  color: var(--ember-dark) !important;
  text-decoration: none;
}

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

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

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

/* ===== BOOTSTRAP ICONS ===== */
.bi {
  display: inline-block;
  vertical-align: middle;
  line-height: 1;
}

.bi::before {
  vertical-align: middle;
}

.fs-1 {
  font-size: 2.5rem !important;
}

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

/* ===== ACCORDION ===== */
.accordion {
  --bs-accordion-border-color: #e0e0e0;
  --bs-accordion-btn-focus-border-color: var(--secondary-color);
  --bs-accordion-active-color: var(--primary-color);
  --bs-accordion-active-bg: var(--light-bg);
}

.accordion-item {
  border: 1px solid #e0e0e0 !important;
  border-radius: 8px !important;
  margin-bottom: 1rem;
  overflow: hidden;
}

.accordion-header {
  margin-bottom: 0;
}

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

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

.accordion-button:focus {
  box-shadow: 0 0 0 0.25rem rgba(230, 126, 34, 0.15) !important;
  border-color: var(--secondary-color) !important;
}

.accordion-button::after {
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%232C3E50'%3e%3cpath fill-rule='evenodd' d='M1.646 4.646a.5.5 0 0 1 .708 0L8 10.293l5.646-5.647a.5.5 0 0 1 .708.708l-6 6a.5.5 0 0 1-.708 0l-6-6a.5.5 0 0 1 0-.708z'/%3e%3c/svg%3e");
}

.accordion-button:not(.collapsed)::after {
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%23E67E22'%3e%3cpath fill-rule='evenodd' d='M1.646 4.646a.5.5 0 0 1 .708 0L8 10.293l5.646-5.647a.5.5 0 0 1 .708.708l-6 6a.5.5 0 0 1-.708 0l-6-6a.5.5 0 0 1 0-.708z'/%3e%3c/svg%3e");
}

.accordion-collapse {
  border: none;
}

.accordion-body {
  padding: 1.5rem;
  color: var(--text-light) !important;
  background-color: var(--white) !important;
}

/* ===== PORTFOLIO GRID ===== */
.portfolio-grid {
  display: grid;
  gap: 2rem;
}

.portfolio-item {
  position: relative;
  overflow: hidden;
  border-radius: 12px;
  cursor: pointer;
  transition: var(--transition);
}

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

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

.portfolio-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, rgba(44, 62, 80, 0.95) 0%, rgba(230, 126, 34, 0.95) 100%);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: var(--transition);
  padding: 2rem;
  text-align: center;
}

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

.portfolio-overlay * {
  color: var(--white) !important;
  transform: translateY(20px);
  transition: var(--transition);
}

.portfolio-item:hover .portfolio-overlay * {
  transform: translateY(0);
}

/* ===== NAVIGATION TABS ===== */
.nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.nav-pills .nav-link {
  border-radius: 8px;
  padding: 0.75rem 1.5rem !important;
  color: var(--primary-color) !important;
  background-color: transparent;
  border: 2px solid transparent;
}

.nav-pills .nav-link:hover,
.nav-pills .nav-link.active {
  background-color: var(--secondary-color) !important;
  color: var(--white) !important;
  border-color: var(--secondary-color) !important;
}

/* ===== PRIVACY CONTENT ===== */
.privacy-content {
  max-width: 900px;
  margin: 0 auto;
  padding: 3rem 1rem;
}

.privacy-content h2,
.privacy-content h3 {
  color: var(--primary-color) !important;
  margin-top: 2rem;
  margin-bottom: 1rem;
}

.privacy-content p {
  color: var(--text-light) !important;
  line-height: 1.8;
  margin-bottom: 1rem;
}

.border-bottom {
  border-bottom: 2px solid #e0e0e0 !important;
  padding-bottom: 1rem;
  margin-bottom: 2rem;
}

/* ===== UTILITY CLASSES ===== */
.position-relative {
  position: relative !important;
}

.position-absolute {
  position: absolute !important;
}

.position-sticky {
  position: sticky !important;
  top: 0;
}

.position-fixed {
  position: fixed !important;
}

.bottom-0 {
  bottom: 0 !important;
}

.start-0 {
  left: 0 !important;
}

.w-100 {
  width: 100% !important;
}

.h-100 {
  height: 100% !important;
}

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

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

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

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

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

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

.flex-shrink-0 {
  flex-shrink: 0 !important;
}

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

.align-items-center {
  align-items: center !important;
}

.justify-content-center {
  justify-content: center !important;
}

.justify-content-between {
  justify-content: space-between !important;
}

.text-center {
  text-align: center !important;
}

.text-lg-end {
  text-align: end !important;
}

.text-md-start {
  text-align: start !important;
}

.text-md-end {
  text-align: end !important;
}

.gap-3 {
  gap: 1.5rem !important;
}

.g-0 {
  --bs-gutter-x: 0;
  --bs-gutter-y: 0;
}

.g-3 {
  --bs-gutter-x: 1.5rem;
  --bs-gutter-y: 1.5rem;
}

.g-4 {
  --bs-gutter-x: 2rem;
  --bs-gutter-y: 2rem;
}

.g-5 {
  --bs-gutter-x: 3rem;
  --bs-gutter-y: 3rem;
}

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

.small {
  font-size: 0.875rem;
  color: var(--text-light) !important;
}

/* ===== RESPONSIVE UTILITIES ===== */
@media (max-width: 575.98px) {
  .col-6 {
    width: 50%;
  }
  
  .col-12 {
    width: 100%;
  }
}

@media (min-width: 576px) {
  .col-sm-6 {
    width: 50%;
  }
}

@media (min-width: 768px) {
  .col-md-3 {
    width: 25%;
  }
  
  .col-md-4 {
    width: 33.333333%;
  }
  
  .col-md-6 {
    width: 50%;
  }
  
  .col-md-12 {
    width: 100%;
  }
  
  .flex-md-row {
    flex-direction: row !important;
  }
  
  .text-md-start {
    text-align: left !important;
  }
  
  .text-md-end {
    text-align: right !important;
  }
  
  .mb-md-0 {
    margin-bottom: 0 !important;
  }
  
  .p-md-5 {
    padding: 3rem !important;
  }
}

@media (min-width: 992px) {
  .col-lg-2 {
    width: 16.666667%;
  }
  
  .col-lg-3 {
    width: 25%;
  }
  
  .col-lg-4 {
    width: 33.333333%;
  }
  
  .col-lg-5 {
    width: 41.666667%;
  }
  
  .col-lg-6 {
    width: 50%;
  }
  
  .col-lg-7 {
    width: 58.333333%;
  }
  
  .col-lg-8 {
    width: 66.666667%;
  }
  
  .col-lg-10 {
    width: 83.333333%;
  }
  
  .col-lg-12 {
    width: 100%;
  }
  
  .offset-lg-1 {
    margin-left: 8.333333%;
  }
  
  .offset-lg-2 {
    margin-left: 16.666667%;
  }
  
  .offset-lg-3 {
    margin-left: 25%;
  }
  
  .mb-lg-0 {
    margin-bottom: 0 !important;
  }
  
  .ps-lg-5 {
    padding-left: 3rem !important;
  }
  
  .pe-lg-5 {
    padding-right: 3rem !important;
  }
  
  .text-lg-end {
    text-align: right !important;
  }
  
  .flex-lg-row-reverse {
    flex-direction: row-reverse !important;
  }
}

@media (min-width: 1200px) {
  .col-xl-7 {
    width: 58.333333%;
  }
}

/* ===== ANIMATIONS ===== */
@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

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

@keyframes scaleIn {
  from {
    transform: scale(0.8);
    opacity: 0;
  }
  to {
    transform: scale(1);
    opacity: 1;
  }
}

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

.animate-slideIn {
  animation: slideIn 0.8s ease-out;
}

.animate-scaleIn {
  animation: scaleIn 0.8s ease-out;
}

/* ===== SCROLL BEHAVIOR ===== */
.scroll-to-top {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  background-color: var(--secondary-color) !important;
  color: var(--white) !important;
  width: 50px;
  height: 50px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: var(--transition);
  opacity: 0;
  visibility: hidden;
  z-index: 999;
  box-shadow: 0 5px 20px rgba(230, 126, 34, 0.3);
}

.scroll-to-top.visible {
  opacity: 1;
  visibility: visible;
}

.scroll-to-top:hover {
  background-color: var(--ember-dark) !important;
  transform: translateY(-5px);
  box-shadow: 0 10px 30px rgba(230, 126, 34, 0.4);
}

/* ===== LOADING SPINNER ===== */
.spinner-border {
  border: 3px solid rgba(230, 126, 34, 0.2);
  border-top-color: var(--secondary-color);
  border-radius: 50%;
  width: 2rem;
  height: 2rem;
  animation: spin 0.8s linear infinite;
}

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

/* ===== MOBILE RESPONSIVE ===== */
@media (max-width: 991.98px) {
  .navbar-collapse {
    background-color: var(--primary-color);
    padding: 1rem;
    margin-top: 1rem;
    border-radius: 8px;
    box-shadow: 0 5px 20px var(--shadow-lg);
  }
  
  .nav-link {
    margin: 0.25rem 0;
  }
  
  .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;
  }
  
  .btn-lg {
    padding: 0.875rem 2rem !important;
    font-size: 1rem;
  }
  
  .py-5 {
    padding-top: 3rem !important;
    padding-bottom: 3rem !important;
  }
  
  .px-5 {
    padding-left: 1.5rem !important;
    padding-right: 1.5rem !important;
  }
  
  .vh-100 {
    min-height: 100vh !important;
    height: auto !important;
  }
}

@media (max-width: 575.98px) {
  .display-2 {
    font-size: 2rem !important;
  }
  
  .fs-4 {
    font-size: 1rem !important;
  }
  
  .btn-lg {
    padding: 0.75rem 1.5rem !important;
    font-size: 0.9rem;
  }
  
  .card-body {
    padding: 1.5rem;
  }
  
  .p-4 {
    padding: 1.5rem !important;
  }
  
  .p-5 {
    padding: 2rem !important;
  }
}

/* ===== PRINT STYLES ===== */
@media print {
  .navbar,
  .btn,
  .scroll-to-top {
    display: none !important;
  }
  
  body {
    background: white;
    color: black;
  }
  
  .container {
    max-width: 100%;
  }
}