/* Shadow & Ember Architecture Studio Theme */

/* CSS Custom Properties */
:root {
  --primary-color: #2C1810;
  --secondary-color: #E67E22;
  --primary-light: #3D241A;
  --primary-dark: #1F100A;
  --secondary-light: #F39C12;
  --secondary-dark: #D35400;
  --white: #FFFFFF;
  --light-gray: #F8F9FA;
  --gray: #6C757D;
  --dark-gray: #343A40;
  --shadow-light: rgba(44, 24, 16, 0.1);
  --shadow-medium: rgba(44, 24, 16, 0.2);
  --shadow-heavy: rgba(44, 24, 16, 0.3);
  --ember-glow: rgba(230, 126, 34, 0.3);
  --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-heading: 'Playfair Display', serif;
  --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-fast: all 0.15s ease-out;
  --border-radius: 8px;
  --border-radius-lg: 16px;
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-primary);
  line-height: 1.6;
  color: var(--primary-color);
  background-color: var(--white);
  overflow-x: hidden;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 1rem;
  color: var(--primary-color);
}

h1 {
  font-size: clamp(2.5rem, 5vw, 4rem);
  margin-bottom: 1.5rem;
}

h2 {
  font-size: clamp(2rem, 4vw, 3rem);
}

h3 {
  font-size: clamp(1.5rem, 3vw, 2rem);
}

p {
  margin-bottom: 1rem;
  color: var(--gray);
}

a {
  color: var(--secondary-color);
  text-decoration: none;
  transition: var(--transition-smooth);
}

a:hover {
  color: var(--secondary-dark);
}

/* Bootstrap Overrides */
.btn {
  border-radius: var(--border-radius);
  padding: 12px 24px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  transition: var(--transition-smooth);
  border: none;
  position: relative;
  overflow: hidden;
}

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

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

.btn-primary {
  background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-light) 100%);
  color: var(--white);
  box-shadow: 0 4px 15px var(--shadow-medium);
}

.btn-primary:hover {
  background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary-color) 100%);
  color: var(--white);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px var(--shadow-heavy);
}

.btn-secondary {
  background: linear-gradient(135deg, var(--secondary-color) 0%, var(--secondary-light) 100%);
  color: var(--white);
  box-shadow: 0 4px 15px var(--ember-glow);
}

.btn-secondary:hover {
  background: linear-gradient(135deg, var(--secondary-dark) 0%, var(--secondary-color) 100%);
  color: var(--white);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px var(--ember-glow);
}

.btn-outline-primary {
  border: 2px solid var(--primary-color);
  color: var(--primary-color);
  background: transparent;
}

.btn-outline-primary:hover {
  background: var(--primary-color);
  color: var(--white);
  border-color: var(--primary-color);
}

/* Navigation */
.navbar {
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  box-shadow: 0 2px 20px var(--shadow-light);
  transition: var(--transition-smooth);
  padding: 1rem 0;
}

.navbar.scrolled {
  padding: 0.5rem 0;
  background: rgba(255, 255, 255, 0.98);
  box-shadow: 0 2px 30px var(--shadow-medium);
}

.navbar-brand {
  font-family: var(--font-heading);
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--primary-color);
  text-transform: uppercase;
  letter-spacing: 1px;
}

.navbar-brand:hover {
  color: var(--secondary-color);
}

.navbar-nav .nav-link {
  color: var(--primary-color);
  font-weight: 500;
  padding: 0.8rem 1.2rem;
  margin: 0 0.2rem;
  border-radius: var(--border-radius);
  transition: var(--transition-smooth);
  position: relative;
}

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

.navbar-nav .nav-link:hover {
  color: var(--secondary-color);
  background: rgba(230, 126, 34, 0.1);
}

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

.navbar-toggler {
  border: none;
  padding: 0.5rem;
}

.navbar-toggler:focus {
  box-shadow: none;
}

/* Hero Section */
.hero {
  min-height: 100vh;
  background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-light) 100%);
  color: var(--white);
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grain" width="100" height="100" patternUnits="userSpaceOnUse"><circle cx="25" cy="25" r="1" fill="%23E67E22" opacity="0.1"/><circle cx="75" cy="75" r="1" fill="%23E67E22" opacity="0.1"/><circle cx="50" cy="10" r="0.5" fill="%23E67E22" opacity="0.05"/></pattern></defs><rect width="100" height="100" fill="url(%23grain)"/></svg>') repeat;
  opacity: 0.3;
}

.hero-content {
  position: relative;
  z-index: 2;
}

.hero h1 {
  color: var(--white);
  margin-bottom: 2rem;
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.hero .lead {
  font-size: 1.25rem;
  margin-bottom: 2rem;
  color: rgba(255, 255, 255, 0.9);
}

/* Sections */
.section {
  padding: 80px 0;
  position: relative;
}

.section-title {
  text-align: center;
  margin-bottom: 4rem;
  position: relative;
}

.section-title::after {
  content: '';
  position: absolute;
  bottom: -10px;
  left: 50%;
  width: 60px;
  height: 3px;
  background: linear-gradient(90deg, var(--secondary-color), var(--secondary-light));
  transform: translateX(-50%);
  border-radius: 2px;
}

/* Cards */
.card {
  border: none;
  border-radius: var(--border-radius-lg);
  box-shadow: 0 5px 25px var(--shadow-light);
  transition: var(--transition-smooth);
  overflow: hidden;
  background: var(--white);
}

.card:hover {
  transform: translateY(-5px);
  box-shadow: 0 15px 40px var(--shadow-medium);
}

.card-img-top {
  transition: var(--transition-smooth);
  height: 250px;
  object-fit: cover;
}

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

.card-body {
  padding: 2rem;
}

.card-title {
  color: var(--primary-color);
  margin-bottom: 1rem;
}

/* Portfolio Grid */
.portfolio-item {
  position: relative;
  overflow: hidden;
  border-radius: var(--border-radius-lg);
  cursor: pointer;
  margin-bottom: 2rem;
}

.portfolio-item img {
  width: 100%;
  height: 300px;
  object-fit: cover;
  transition: var(--transition-smooth);
}

.portfolio-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(45deg, rgba(44, 24, 16, 0.9), rgba(230, 126, 34, 0.8));
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  color: var(--white);
  opacity: 0;
  transition: var(--transition-smooth);
  text-align: center;
  padding: 2rem;
}

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

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

.portfolio-overlay h4 {
  color: var(--white);
  margin-bottom: 1rem;
}

/* Forms */
.form-control {
  border: 2px solid #E9ECEF;
  border-radius: var(--border-radius);
  padding: 12px 16px;
  font-size: 1rem;
  transition: var(--transition-smooth);
  background: var(--white);
}

.form-control:focus {
  border-color: var(--secondary-color);
  box-shadow: 0 0 0 0.2rem var(--ember-glow);
  background: var(--white);
}

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

.form-floating .form-control {
  height: calc(3.5rem + 2px);
  padding: 1rem 0.75rem;
}

.form-floating .form-control:focus {
  border-color: var(--secondary-color);
  box-shadow: 0 0 0 0.2rem var(--ember-glow);
}

.form-floating label {
  color: var(--gray);
}

/* Contact Section */
.contact-info {
  background: linear-gradient(135deg, var(--light-gray) 0%, #F1F3F4 100%);
  padding: 3rem;
  border-radius: var(--border-radius-lg);
  margin-bottom: 2rem;
}

.contact-item {
  display: flex;
  align-items: center;
  margin-bottom: 2rem;
}

.contact-item i {
  font-size: 1.5rem;
  color: var(--secondary-color);
  margin-right: 1rem;
  width: 30px;
}

/* Footer */
.footer {
  background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
  color: var(--white);
  padding: 3rem 0 1rem;
  position: relative;
}

.footer::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--secondary-color), var(--secondary-light), var(--secondary-color));
}

.footer h5 {
  color: var(--white);
  margin-bottom: 1.5rem;
}

.footer p, .footer li {
  color: rgba(255, 255, 255, 0.8);
}

.footer a {
  color: rgba(255, 255, 255, 0.8);
  transition: var(--transition-smooth);
}

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

.social-links a {
  display: inline-block;
  width: 40px;
  height: 40px;
  line-height: 40px;
  text-align: center;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.1);
  margin-right: 10px;
  transition: var(--transition-smooth);
}

.social-links a:hover {
  background: var(--secondary-color);
  color: var(--white);
  transform: translateY(-2px);
}

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

@keyframes fadeInLeft {
  from {
    opacity: 0;
    transform: translateX(-30px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

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

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

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

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

/* Loading Spinner */
.spinner {
  width: 40px;
  height: 40px;
  border: 4px solid var(--light-gray);
  border-top: 4px solid var(--secondary-color);
  border-radius: 50%;
  animation: spin 1s linear infinite;
  margin: 20px auto;
}

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

/* Responsive Design */
@media (max-width: 768px) {
  .hero {
    min-height: 80vh;
    text-align: center;
  }
  
  .section {
    padding: 60px 0;
  }
  
  .navbar-nav {
    background: var(--white);
    border-radius: var(--border-radius);
    margin-top: 1rem;
    padding: 1rem;
    box-shadow: 0 5px 25px var(--shadow-light);
  }
  
  .portfolio-item {
    margin-bottom: 1.5rem;
  }
  
  .portfolio-item img {
    height: 250px;
  }
  
  .contact-info {
    padding: 2rem;
  }
  
  .btn {
    width: 100%;
    margin-bottom: 1rem;
  }
}

@media (max-width: 576px) {
  .hero {
    min-height: 70vh;
  }
  
  .section {
    padding: 40px 0;
  }
  
  .section-title {
    margin-bottom: 2rem;
  }
  
  .card-body {
    padding: 1.5rem;
  }
  
  .contact-info {
    padding: 1.5rem;
  }
  
  .footer {
    text-align: center;
  }
}

/* Utility Classes */
.text-primary {
  color: var(--primary-color) !important;
}

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

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

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

.shadow-custom {
  box-shadow: 0 5px 25px var(--shadow-light);
}

.shadow-hover {
  transition: var(--transition-smooth);
}

.shadow-hover:hover {
  box-shadow: 0 15px 40px var(--shadow-medium);
  transform: translateY(-2px);
}

.ember-glow {
  box-shadow: 0 0 20px var(--ember-glow);
}

.border-radius-custom {
  border-radius: var(--border-radius-lg);
}

/* Smooth reveal animations */
.reveal {
  opacity: 0;
  transform: translateY(50px);
  transition: all 0.8s ease-out;
}

.reveal.active {
  opacity: 1;
  transform: translateY(0);
}