/* Architectural Studio - Battle Red & Iron Black Theme */

:root {
  --primary-color: #D32F2F;
  --secondary-color: #212121;
  --accent-red: #B71C1C;
  --dark-gray: #424242;
  --light-gray: #F5F5F5;
  --white: #FFFFFF;
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
  color: var(--secondary-color);
  background-color: var(--white);
  line-height: 1.6;
  overflow-x: hidden;
}

/* Typography */
.display-1, .display-2, .display-3, .display-4, .display-5, .display-6 {
  font-weight: 700 !important;
  letter-spacing: -0.02em;
  line-height: 1.2 !important;
}

.lead {
  font-size: 1.25rem;
  font-weight: 400;
  line-height: 1.8;
}

/* Navbar */
.navbar {
  background-color: var(--secondary-color) !important;
  padding: 1rem 0;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
  transition: var(--transition);
  z-index: 1050;
}

.navbar.fixed-top {
  backdrop-filter: blur(10px);
}

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

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

.navbar-toggler {
  border: 2px solid var(--primary-color) !important;
  padding: 0.5rem 0.75rem;
}

.navbar-toggler:focus {
  box-shadow: 0 0 0 0.25rem rgba(211, 47, 47, 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='%23D32F2F' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e") !important;
}

.nav-link {
  color: rgba(255, 255, 255, 0.85) !important;
  font-weight: 500 !important;
  padding: 0.5rem 1rem !important;
  margin: 0 0.25rem;
  position: relative;
  transition: var(--transition);
  text-transform: uppercase;
  font-size: 0.9rem;
  letter-spacing: 0.05em;
}

.nav-link::before {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 0;
  height: 2px;
  background-color: var(--primary-color);
  transition: var(--transition);
}

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

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

/* Hero Section */
.hero-section {
  background: linear-gradient(135deg, var(--secondary-color) 0%, var(--dark-gray) 100%);
  min-height: 100vh;
  padding-top: 80px;
  position: relative;
  overflow: hidden;
}

.hero-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: 
    linear-gradient(45deg, transparent 48%, rgba(211, 47, 47, 0.05) 49%, rgba(211, 47, 47, 0.05) 51%, transparent 52%),
    linear-gradient(-45deg, transparent 48%, rgba(211, 47, 47, 0.05) 49%, rgba(211, 47, 47, 0.05) 51%, transparent 52%);
  background-size: 60px 60px;
  opacity: 0.3;
  animation: heroPattern 20s linear infinite;
}

@keyframes heroPattern {
  0% { transform: translate(0, 0); }
  100% { transform: translate(60px, 60px); }
}

.hero-section .text-white {
  color: var(--white) !important;
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
  position: relative;
  z-index: 2;
}

.hero-section .display-1 {
  font-size: clamp(2.5rem, 8vw, 5rem) !important;
  animation: fadeInUp 1s ease-out;
}

.hero-section .display-6 {
  color: var(--primary-color) !important;
  font-weight: 600 !important;
  animation: fadeInUp 1.2s ease-out;
}

.hero-section .lead {
  animation: fadeInUp 1.4s ease-out;
  color: rgba(255, 255, 255, 0.9) !important;
}

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

/* Buttons */
.btn {
  font-weight: 600 !important;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border-radius: 0 !important;
  transition: var(--transition);
  border: none !important;
  position: relative;
  overflow: hidden;
  z-index: 1;
}

.btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: rgba(255, 255, 255, 0.1);
  transition: var(--transition);
  z-index: -1;
}

.btn:hover::before {
  left: 100%;
}

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

.btn-primary {
  background-color: var(--primary-color) !important;
  color: var(--white) !important;
  box-shadow: 0 4px 15px rgba(211, 47, 47, 0.4);
}

.btn-primary:hover,
.btn-primary:focus,
.btn-primary:active {
  background-color: var(--accent-red) !important;
  color: var(--white) !important;
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(211, 47, 47, 0.5) !important;
}

.btn-light {
  background-color: var(--white) !important;
  color: var(--secondary-color) !important;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.btn-light:hover,
.btn-light:focus,
.btn-light:active {
  background-color: var(--light-gray) !important;
  color: var(--primary-color) !important;
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3) !important;
}

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

.btn-dark:hover,
.btn-dark:focus {
  background-color: var(--dark-gray) !important;
  color: var(--white) !important;
}

/* Sections */
.py-5 {
  padding: 4rem 0 !important;
}

.section-title {
  position: relative;
  display: inline-block;
  margin-bottom: 3rem;
}

.section-title::after {
  content: '';
  position: absolute;
  bottom: -10px;
  left: 0;
  width: 60px;
  height: 4px;
  background-color: var(--primary-color);
}

/* Cards */
.card {
  border: none !important;
  border-radius: 0 !important;
  overflow: hidden;
  transition: var(--transition);
  background-color: var(--white);
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.card:hover {
  transform: translateY(-10px);
  box-shadow: 0 15px 40px rgba(0, 0, 0, 0.2);
}

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

/* Program Card */
.program-card {
  height: 400px;
  background-size: cover;
  background-position: center;
  position: relative;
  cursor: pointer;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  transition: var(--transition);
}

.program-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(to top, rgba(33, 33, 33, 0.95) 0%, rgba(33, 33, 33, 0.3) 50%, transparent 100%);
  transition: var(--transition);
}

.program-card:hover::before {
  background: linear-gradient(to top, rgba(211, 47, 47, 0.9) 0%, rgba(33, 33, 33, 0.7) 100%);
}

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

.program-overlay {
  position: relative;
  z-index: 2;
  padding: 2rem;
  color: var(--white) !important;
  transform: translateY(20px);
  opacity: 0;
  animation: slideUpFade 0.6s ease-out forwards;
}

@keyframes slideUpFade {
  to {
    transform: translateY(0);
    opacity: 1;
  }
}

/* Team Card */
.team-card {
  background-color: var(--white);
  border: 2px solid transparent;
  transition: var(--transition);
  cursor: pointer;
}

.team-card:hover {
  border-color: var(--primary-color);
  transform: translateY(-5px);
  box-shadow: 0 10px 30px rgba(211, 47, 47, 0.3);
}

.team-img-wrapper {
  position: relative;
  overflow: hidden;
  height: 300px;
}

.team-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition);
  filter: grayscale(30%);
}

.team-card:hover .team-img {
  transform: scale(1.1);
  filter: grayscale(0%);
}

/* Class Card */
.class-card {
  background-color: var(--light-gray);
  border-left: 4px solid var(--primary-color);
  transition: var(--transition);
}

.class-card:hover {
  background-color: var(--white);
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.15);
  transform: translateX(10px);
}

/* Schedule Container */
.schedule-container {
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
}

/* Forms */
.form-control,
.form-select {
  border: 2px solid var(--dark-gray) !important;
  border-radius: 0 !important;
  padding: 0.75rem 1rem !important;
  transition: var(--transition);
  background-color: var(--white) !important;
  color: var(--secondary-color) !important;
}

.form-control:focus,
.form-select:focus {
  border-color: var(--primary-color) !important;
  box-shadow: 0 0 0 0.25rem rgba(211, 47, 47, 0.25) !important;
  background-color: var(--white) !important;
  color: var(--secondary-color) !important;
}

.form-control::placeholder {
  color: rgba(33, 33, 33, 0.5) !important;
}

.form-control-lg {
  font-size: 1.1rem !important;
  padding: 1rem 1.25rem !important;
}

.form-check-input {
  border: 2px solid var(--dark-gray) !important;
  border-radius: 0 !important;
  width: 1.5em !important;
  height: 1.5em !important;
  cursor: pointer;
}

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

.form-check-input:focus {
  box-shadow: 0 0 0 0.25rem rgba(211, 47, 47, 0.25) !important;
}

.form-check-label {
  cursor: pointer;
  color: var(--secondary-color) !important;
}

/* Tables */
.table {
  color: var(--secondary-color) !important;
}

.table-bordered {
  border-color: rgba(33, 33, 33, 0.2) !important;
}

.table > :not(caption) > * > * {
  border-color: rgba(33, 33, 33, 0.1) !important;
  padding: 1rem !important;
}

.table thead {
  background-color: var(--secondary-color);
  color: var(--white) !important;
}

.table tbody tr {
  transition: var(--transition);
}

.table tbody tr:hover {
  background-color: rgba(211, 47, 47, 0.05);
}

/* Accordion */
.accordion-item {
  border: none !important;
  margin-bottom: 1rem;
  border-radius: 0 !important;
  overflow: hidden;
}

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

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

.accordion-button:focus {
  box-shadow: 0 0 0 0.25rem rgba(211, 47, 47, 0.25) !important;
  border: none !important;
}

.accordion-button::after {
  filter: brightness(0) invert(1);
}

.accordion-button:hover {
  background-color: var(--dark-gray) !important;
}

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

/* Badges */
.badge {
  font-weight: 600 !important;
  letter-spacing: 0.05em;
  padding: 0.5rem 1rem !important;
  border-radius: 0 !important;
}

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

/* Icons */
.bi {
  vertical-align: -0.125em;
}

.bi-shield-shaded,
.bi-lightning-charge,
.bi-people,
.bi-shield-check,
.bi-info-circle-fill,
.bi-gear-fill,
.bi-shield-lock-fill,
.bi-share-fill,
.bi-cookie,
.bi-person-check-fill,
.bi-clock-history,
.bi-people-fill,
.bi-arrow-repeat,
.bi-lightning-charge-fill {
  color: var(--primary-color) !important;
  font-size: 2.5rem;
}

.bi-clock,
.bi-geo-alt,
.bi-telephone,
.bi-envelope,
.bi-geo-alt-fill,
.bi-telephone-fill,
.bi-envelope-fill {
  color: var(--primary-color) !important;
}

/* Footer */
footer {
  background-color: var(--secondary-color);
  color: rgba(255, 255, 255, 0.8) !important;
  padding: 3rem 0 1rem;
}

footer a {
  color: rgba(255, 255, 255, 0.8) !important;
  text-decoration: none !important;
  transition: var(--transition);
}

footer a:hover {
  color: var(--primary-color) !important;
  padding-left: 5px;
}

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

footer h5 {
  color: var(--white) !important;
  font-weight: 700;
  margin-bottom: 1.5rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.border-top {
  border-top: 1px solid rgba(255, 255, 255, 0.1) !important;
}

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

/* Social Icons */
.bi-facebook,
.bi-instagram,
.bi-youtube,
.bi-twitter {
  font-size: 1.5rem;
  transition: var(--transition);
  color: rgba(255, 255, 255, 0.8) !important;
}

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

/* Text Colors */
.text-white {
  color: var(--white) !important;
}

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

.text-muted {
  color: rgba(33, 33, 33, 0.6) !important;
}

.text-warning {
  color: #FFA000 !important;
}

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

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

/* Utilities */
.shadow-lg {
  box-shadow: 0 15px 40px rgba(0, 0, 0, 0.3) !important;
}

.shadow-sm {
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1) !important;
}

.rounded {
  border-radius: 0 !important;
}

.rounded-3 {
  border-radius: 0 !important;
}

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

.img-fluid {
  max-width: 100%;
  height: auto;
  transition: var(--transition);
}

/* Breadcrumb */
.breadcrumb {
  background-color: transparent !important;
  padding: 1rem 0 !important;
}

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

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

.breadcrumb-item + .breadcrumb-item::before {
  color: var(--dark-gray) !important;
}

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

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

/* Loading Animation */
@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

.pulse {
  animation: pulse 2s ease-in-out infinite;
}

/* Scroll Animations */
.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

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

/* Responsive Design */
@media (max-width: 991.98px) {
  .navbar-collapse {
    background-color: var(--secondary-color);
    padding: 1rem;
    margin-top: 1rem;
    border-top: 2px solid var(--primary-color);
  }
  
  .nav-link {
    padding: 0.75rem 1rem !important;
  }
  
  .hero-section {
    padding-top: 100px;
    min-height: auto;
  }
  
  .display-1 {
    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;
  }
  
  .py-5 {
    padding: 3rem 0 !important;
  }
  
  .program-card {
    height: 300px;
  }
  
  .team-img-wrapper {
    height: 250px;
  }
}

@media (max-width: 767.98px) {
  .btn-lg {
    padding: 0.875rem 2rem !important;
    font-size: 0.9rem !important;
  }
  
  .display-1 {
    font-size: 2rem !important;
  }
  
  .px-5 {
    padding-left: 1.5rem !important;
    padding-right: 1.5rem !important;
  }
  
  .py-3 {
    padding-top: 1.5rem !important;
    padding-bottom: 1.5rem !important;
  }
}

@media (max-width: 575.98px) {
  .container {
    padding-left: 1rem;
    padding-right: 1rem;
  }
  
  .navbar-brand {
    font-size: 1.25rem !important;
  }
  
  .lead {
    font-size: 1rem;
  }
  
  .program-card {
    height: 250px;
  }
}

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

/* Accessibility */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

*:focus-visible {
  outline: 3px solid var(--primary-color) !important;
  outline-offset: 2px !important;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 12px;
}

::-webkit-scrollbar-track {
  background: var(--light-gray);
}

::-webkit-scrollbar-thumb {
  background: var(--dark-gray);
  border-radius: 0;
}

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

/* Selection */
::selection {
  background-color: var(--primary-color);
  color: var(--white);
}

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

/* Opacity Utilities */
.opacity-75 {
  opacity: 0.75 !important;
}

/* Gap Utilities */
.gap-3 {
  gap: 1rem !important;
}

/* Flex Utilities */
.flex-grow-1 {
  flex-grow: 1 !important;
}

/* Text Alignment */
@media (min-width: 992px) {
  .text-lg-end {
    text-align: right !important;
  }
  
  .ps-lg-5 {
    padding-left: 3rem !important;
  }
  
  .pe-lg-5 {
    padding-right: 3rem !important;
  }
}

@media (min-width: 768px) {
  .text-md-start {
    text-align: left !important;
  }
  
  .text-md-end {
    text-align: right !important;
  }
}

/* Warning Icon */
.bi-exclamation-circle-fill {
  color: #FFA000 !important;
}

/* Container Fluid */
.container-fluid {
  padding-left: 0 !important;
  padding-right: 0 !important;
}

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