/* Storm Sage Architecture Studio CSS */

:root {
  --primary-color: #2C5F61;
  --secondary-color: #A8B8B5;
  --accent-color: #1a4446;
  --text-primary: #2C3E50;
  --text-secondary: #546E7A;
  --text-light: #ECEFF1;
  --bg-primary: #FFFFFF;
  --bg-secondary: #F8F9FA;
  --bg-dark: #2C5F61;
  --border-color: #E1E8E5;
  --shadow-light: rgba(44, 95, 97, 0.1);
  --shadow-medium: rgba(44, 95, 97, 0.2);
  --shadow-heavy: rgba(44, 95, 97, 0.3);
  --transition-fast: 0.2s ease;
  --transition-smooth: 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --border-radius: 8px;
  --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-accent: 'Playfair Display', Georgia, serif;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-primary);
  line-height: 1.6;
  color: var(--text-primary);
  background-color: var(--bg-primary);
  margin: 0;
  padding: 0;
  overflow-x: hidden;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-accent);
  font-weight: 600;
  line-height: 1.3;
  margin-bottom: 1rem;
  color: var(--text-primary);
}

h1 { font-size: clamp(2.5rem, 5vw, 4rem); }
h2 { font-size: clamp(2rem, 4vw, 3rem); }
h3 { font-size: clamp(1.5rem, 3vw, 2.25rem); }
h4 { font-size: clamp(1.25rem, 2.5vw, 1.75rem); }
h5 { font-size: clamp(1.125rem, 2vw, 1.5rem); }
h6 { font-size: clamp(1rem, 1.5vw, 1.25rem); }

p {
  margin-bottom: 1.5rem;
  color: var(--text-secondary);
}

/* Bootstrap Overrides */
.btn {
  border-radius: var(--border-radius);
  padding: 0.75rem 2rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  transition: var(--transition-smooth);
  border: none;
  position: relative;
  overflow: hidden;
}

.btn-primary {
  background-color: var(--primary-color);
  color: white;
  box-shadow: 0 4px 15px var(--shadow-light);
}

.btn-primary:hover {
  background-color: var(--accent-color);
  color: white;
  transform: translateY(-2px);
  box-shadow: 0 6px 20px var(--shadow-medium);
}

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

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

.btn-outline-light {
  border-color: rgba(255, 255, 255, 0.5);
  color: white;
}

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

/* Navigation */
.navbar {
  background-color: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  padding: 1rem 0;
  transition: var(--transition-smooth);
  border-bottom: 1px solid var(--border-color);
}

.navbar.scrolled {
  padding: 0.5rem 0;
  box-shadow: 0 2px 20px var(--shadow-light);
}

.navbar-brand {
  font-family: var(--font-accent);
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--primary-color);
  text-decoration: none;
}

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

.navbar-nav .nav-link {
  color: var(--text-primary);
  font-weight: 500;
  padding: 0.5rem 1rem;
  margin: 0 0.25rem;
  border-radius: var(--border-radius);
  transition: var(--transition-smooth);
  position: relative;
}

.navbar-nav .nav-link:hover {
  color: var(--primary-color);
  background-color: rgba(44, 95, 97, 0.05);
}

.navbar-nav .nav-link.active {
  color: var(--primary-color);
}

.navbar-nav .nav-link.active::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 30px;
  height: 2px;
  background-color: var(--primary-color);
  border-radius: 1px;
}

/* Mobile Menu */
.navbar-toggler {
  border: none;
  padding: 0;
  background: none;
}

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

.hamburger {
  display: flex;
  flex-direction: column;
  width: 25px;
  height: 20px;
  cursor: pointer;
}

.hamburger span {
  display: block;
  height: 2px;
  width: 100%;
  background-color: var(--primary-color);
  margin: 2px 0;
  transition: var(--transition-smooth);
  border-radius: 1px;
}

.hamburger.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.hamburger.active span:nth-child(2) {
  opacity: 0;
}

.hamburger.active span:nth-child(3) {
  transform: rotate(-45deg) translate(7px, -6px);
}

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

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url('data:image/svg+xml,<svg width="60" height="60" viewBox="0 0 60 60" xmlns="http://www.w3.org/2000/svg"><g fill="none" fill-rule="evenodd"><g fill="%23ffffff" fill-opacity="0.03"><polygon points="0,60 60,60 60,0"/></g></g></svg>') repeat;
  opacity: 0.1;
}

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

.hero h1 {
  color: white;
  margin-bottom: 1.5rem;
  opacity: 0;
  animation: slideInUp 1s ease 0.3s forwards;
}

.hero .lead {
  font-size: 1.25rem;
  margin-bottom: 2rem;
  opacity: 0;
  animation: slideInUp 1s ease 0.6s forwards;
  color: rgba(255, 255, 255, 0.9);
}

.hero .btn {
  opacity: 0;
  animation: slideInUp 1s ease 0.9s forwards;
}

/* Cards */
.card {
  border: none;
  border-radius: var(--border-radius);
  box-shadow: 0 4px 20px var(--shadow-light);
  transition: var(--transition-smooth);
  overflow: hidden;
  background-color: var(--bg-primary);
}

.card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 30px 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;
}

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

/* Sections */
.section {
  padding: 5rem 0;
}

.section-alt {
  background-color: var(--bg-secondary);
}

.section-dark {
  background-color: var(--bg-dark);
  color: white;
}

.section-dark h1,
.section-dark h2,
.section-dark h3,
.section-dark h4,
.section-dark h5,
.section-dark h6 {
  color: white;
}

.section-dark p {
  color: var(--text-light);
}

/* Portfolio Grid */
.portfolio-item {
  position: relative;
  overflow: hidden;
  border-radius: var(--border-radius);
  box-shadow: 0 4px 20px var(--shadow-light);
  transition: var(--transition-smooth);
  margin-bottom: 2rem;
}

.portfolio-item:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 30px var(--shadow-medium);
}

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

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

.portfolio-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, rgba(44, 95, 97, 0.9), rgba(26, 68, 70, 0.9));
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: var(--transition-smooth);
}

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

.portfolio-content {
  text-align: center;
  color: white;
  transform: translateY(20px);
  transition: var(--transition-smooth);
}

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

/* Forms */
.form-control {
  border: 2px solid var(--border-color);
  border-radius: var(--border-radius);
  padding: 0.75rem 1rem;
  transition: var(--transition-smooth);
  background-color: var(--bg-primary);
  color: var(--text-primary);
}

.form-control:focus {
  border-color: var(--primary-color);
  box-shadow: 0 0 0 0.2rem rgba(44, 95, 97, 0.15);
  background-color: var(--bg-primary);
  color: var(--text-primary);
}

.form-label {
  font-weight: 500;
  color: var(--text-primary);
  margin-bottom: 0.5rem;
}

.form-floating .form-control:focus {
  border-color: var(--primary-color);
  box-shadow: 0 0 0 0.2rem rgba(44, 95, 97, 0.15);
}

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

/* Animations */
@keyframes slideInUp {
  from {
    opacity: 0;
    transform: translateY(50px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

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

.fade-in {
  animation: fadeIn 1s ease forwards;
}

.slide-in-up {
  animation: slideInUp 1s ease forwards;
}

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

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

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

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

.border-primary-custom {
  border-color: var(--primary-color);
}

/* Loading Animation */
.loading {
  position: relative;
  overflow: hidden;
}

.loading::after {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.4), transparent);
  animation: loading 1.5s infinite;
}

@keyframes loading {
  0% { left: -100%; }
  100% { left: 100%; }
}

/* Footer */
.footer {
  background-color: var(--bg-dark);
  color: var(--text-light);
  padding: 3rem 0 1rem;
}

.footer a {
  color: var(--text-light);
  text-decoration: none;
  transition: var(--transition-fast);
}

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

.footer .social-links a {
  display: inline-block;
  width: 40px;
  height: 40px;
  line-height: 40px;
  text-align: center;
  border-radius: 50%;
  background-color: rgba(255, 255, 255, 0.1);
  margin: 0 0.25rem;
  transition: var(--transition-smooth);
}

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

/* Back to Top Button */
.back-to-top {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background-color: var(--primary-color);
  color: white;
  border: none;
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition-smooth);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 15px var(--shadow-medium);
}

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

.back-to-top:hover {
  background-color: var(--accent-color);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px var(--shadow-heavy);
}

/* Mobile Responsive */
@media (max-width: 768px) {
  .section {
    padding: 3rem 0;
  }
  
  .hero {
    text-align: center;
    padding: 2rem 0;
  }
  
  .card-body {
    padding: 1.5rem;
  }
  
  .portfolio-item img {
    height: 250px;
  }
  
  .back-to-top {
    bottom: 1rem;
    right: 1rem;
  }
}

@media (max-width: 576px) {
  .btn {
    padding: 0.625rem 1.5rem;
    font-size: 0.875rem;
  }
  
  .section {
    padding: 2rem 0;
  }
  
  .portfolio-item img {
    height: 200px;
  }
}

/* Print Styles */
@media print {
  .navbar,
  .back-to-top,
  .btn {
    display: none;
  }
  
  body {
    font-size: 12pt;
    line-height: 1.4;
  }
  
  .section {
    padding: 1rem 0;
  }
}