/* Storm Slate Architecture Studio Theme */

/* CSS Custom Properties */
:root {
  --primary-color: #2C3E50;
  --secondary-color: #E74C3C;
  --light-slate: #34495E;
  --lighter-slate: #5D6D7E;
  --lightest-slate: #85929E;
  --dark-slate: #1B2631;
  --storm-white: #FFFFFF;
  --storm-light: #F8F9FA;
  --storm-gray: #BDC3C7;
  --shadow-light: rgba(44, 62, 80, 0.1);
  --shadow-medium: rgba(44, 62, 80, 0.2);
  --shadow-heavy: rgba(44, 62, 80, 0.3);
  --gradient-primary: linear-gradient(135deg, var(--primary-color) 0%, var(--light-slate) 100%);
  --gradient-secondary: linear-gradient(135deg, var(--secondary-color) 0%, #C0392B 100%);
  --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-bounce: all 0.4s cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

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

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  color: var(--primary-color);
  background-color: var(--storm-white);
  line-height: 1.6;
  font-size: 16px;
  overflow-x: hidden;
}

html {
  scroll-behavior: smooth;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-family: 'Poppins', sans-serif;
  font-weight: 600;
  color: var(--primary-color);
  margin-bottom: 1rem;
  line-height: 1.2;
}

h1 {
  font-size: clamp(2.5rem, 4vw, 4rem);
  font-weight: 700;
}

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

h3 {
  font-size: clamp(1.5rem, 2.5vw, 2rem);
}

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

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

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

/* Bootstrap 5 Overrides */
.container-fluid {
  padding-left: 1rem;
  padding-right: 1rem;
}

.btn {
  border-radius: 0;
  padding: 0.75rem 2rem;
  font-weight: 500;
  letter-spacing: 0.5px;
  transition: var(--transition-smooth);
  position: relative;
  overflow: hidden;
  z-index: 1;
}

.btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: var(--gradient-primary);
  transition: var(--transition-smooth);
  z-index: -1;
}

.btn:hover::before {
  left: 0;
}

.btn-primary {
  background: var(--gradient-primary);
  border: 2px solid var(--primary-color);
  color: var(--storm-white);
}

.btn-primary:hover {
  background: var(--primary-color);
  border-color: var(--primary-color);
  color: var(--storm-white);
  transform: translateY(-2px);
  box-shadow: 0 8px 25px var(--shadow-medium);
}

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

.btn-secondary::before {
  background: var(--gradient-secondary);
}

.btn-secondary:hover {
  background: var(--secondary-color);
  border-color: var(--secondary-color);
  color: var(--storm-white);
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(231, 76, 60, 0.3);
}

.btn-outline-light {
  border: 2px solid rgba(255, 255, 255, 0.3);
  color: var(--storm-white);
  background: transparent;
}

.btn-outline-light::before {
  background: rgba(255, 255, 255, 0.1);
}

.btn-outline-light:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: var(--storm-white);
  color: var(--storm-white);
}

.card {
  border: none;
  border-radius: 0;
  box-shadow: 0 4px 20px var(--shadow-light);
  transition: var(--transition-smooth);
  overflow: hidden;
}

.card:hover {
  transform: translateY(-5px);
  box-shadow: 0 12px 40px var(--shadow-medium);
}

.card-body {
  padding: 2rem;
}

/* Navigation */
.navbar {
  background: rgba(44, 62, 80, 0.95);
  backdrop-filter: blur(10px);
  padding: 1rem 0;
  transition: var(--transition-smooth);
  position: fixed;
  width: 100%;
  z-index: 1000;
  top: 0;
}

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

.navbar-brand {
  font-family: 'Poppins', sans-serif;
  font-weight: 700;
  font-size: 1.8rem;
  color: var(--storm-white);
  letter-spacing: -0.5px;
}

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

.navbar-nav .nav-link {
  color: var(--storm-white);
  font-weight: 500;
  padding: 0.5rem 1rem;
  position: relative;
  transition: var(--transition-smooth);
}

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

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

.navbar-nav .nav-link:hover::after {
  width: 100%;
  left: 0;
}

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

.navbar-nav .nav-link.active::after {
  width: 100%;
  left: 0;
}

.navbar-toggler {
  border: none;
  padding: 0;
  width: 30px;
  height: 30px;
  position: relative;
}

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

.navbar-toggler-icon {
  background: none;
  width: 100%;
  height: 2px;
  background-color: var(--storm-white);
  position: relative;
  transition: var(--transition-smooth);
}

.navbar-toggler-icon::before,
.navbar-toggler-icon::after {
  content: '';
  position: absolute;
  left: 0;
  width: 100%;
  height: 2px;
  background-color: var(--storm-white);
  transition: var(--transition-smooth);
}

.navbar-toggler-icon::before {
  top: -8px;
}

.navbar-toggler-icon::after {
  bottom: -8px;
}

/* Hero Section */
.hero {
  height: 100vh;
  background: var(--gradient-primary);
  position: relative;
  display: flex;
  align-items: center;
  color: var(--storm-white);
  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="10" cy="10" r="0.5" fill="%23ffffff" opacity="0.1"/><circle cx="30" cy="25" r="0.3" fill="%23ffffff" opacity="0.1"/><circle cx="70" cy="15" r="0.4" fill="%23ffffff" opacity="0.1"/><circle cx="90" cy="40" r="0.2" fill="%23ffffff" opacity="0.1"/><circle cx="50" cy="60" r="0.5" fill="%23ffffff" opacity="0.1"/><circle cx="20" cy="80" r="0.3" fill="%23ffffff" opacity="0.1"/></pattern></defs><rect width="100" height="100" fill="url(%23grain)"/></svg>');
  opacity: 0.3;
  animation: float 20s ease-in-out infinite;
}

@keyframes float {
  0%, 100% { transform: translateY(0px) rotate(0deg); }
  50% { transform: translateY(-20px) rotate(1deg); }
}

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

.hero h1 {
  color: var(--storm-white);
  margin-bottom: 1.5rem;
  opacity: 0;
  animation: slideUp 1s ease-out 0.3s forwards;
}

.hero p {
  font-size: 1.2rem;
  color: rgba(255, 255, 255, 0.9);
  margin-bottom: 2rem;
  opacity: 0;
  animation: slideUp 1s ease-out 0.6s forwards;
}

.hero .btn {
  opacity: 0;
  animation: slideUp 1s ease-out 0.9s forwards;
}

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

/* Section Styles */
.section-padding {
  padding: 5rem 0;
}

.section-title {
  position: relative;
  margin-bottom: 3rem;
  text-align: center;
}

.section-title::after {
  content: '';
  position: absolute;
  bottom: -10px;
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 3px;
  background: var(--gradient-secondary);
}

/* About Section */
.about-card {
  background: var(--storm-light);
  padding: 3rem;
  position: relative;
  overflow: hidden;
}

.about-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 100%;
  background: var(--gradient-secondary);
}

/* Services Grid */
.service-card {
  text-align: center;
  padding: 3rem 2rem;
  background: var(--storm-white);
  position: relative;
  border: 1px solid rgba(44, 62, 80, 0.1);
  transition: var(--transition-smooth);
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: var(--gradient-secondary);
  transform: scaleX(0);
  transition: var(--transition-smooth);
}

.service-card:hover::before {
  transform: scaleX(1);
}

.service-icon {
  width: 80px;
  height: 80px;
  background: var(--gradient-primary);
  color: var(--storm-white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 2rem;
  font-size: 2rem;
  transition: var(--transition-bounce);
}

.service-card:hover .service-icon {
  transform: scale(1.1) rotate(5deg);
}

/* Portfolio Gallery */
.portfolio-item {
  position: relative;
  overflow: hidden;
  margin-bottom: 2rem;
  cursor: pointer;
}

.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: rgba(44, 62, 80, 0.9);
  color: var(--storm-white);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  opacity: 0;
  transition: var(--transition-smooth);
}

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

.portfolio-item:hover img {
  transform: scale(1.05);
}

/* Contact Form */
.contact-form {
  background: var(--storm-light);
  padding: 3rem;
  border-radius: 0;
}

.form-control {
  border: none;
  border-bottom: 2px solid var(--storm-gray);
  border-radius: 0;
  background: transparent;
  padding: 1rem 0;
  font-size: 1rem;
  transition: var(--transition-smooth);
}

.form-control:focus {
  border-color: var(--secondary-color);
  box-shadow: none;
  background: transparent;
}

.form-floating > label {
  color: var(--lighter-slate);
  padding: 1rem 0;
}

.form-floating > .form-control:focus ~ label,
.form-floating > .form-control:not(:placeholder-shown) ~ label {
  color: var(--secondary-color);
  transform: scale(.85) translateY(-0.5rem) translateX(0.15rem);
}

/* Footer */
.footer {
  background: var(--primary-color);
  color: var(--storm-white);
  padding: 3rem 0 1rem;
}

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

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

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

.social-links {
  list-style: none;
  display: flex;
  gap: 1rem;
}

.social-links li a {
  width: 45px;
  height: 45px;
  background: rgba(255, 255, 255, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  transition: var(--transition-smooth);
}

.social-links li a:hover {
  background: var(--secondary-color);
  transform: translateY(-3px);
}

/* Animations & Loading States */
.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: var(--transition-smooth);
}

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

.loading {
  position: relative;
  pointer-events: none;
}

.loading::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 20px;
  height: 20px;
  margin: -10px 0 0 -10px;
  border: 2px solid var(--storm-gray);
  border-top-color: var(--secondary-color);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

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

/* Responsive Design */
@media (max-width: 768px) {
  .section-padding {
    padding: 3rem 0;
  }
  
  .hero {
    height: 70vh;
    text-align: center;
  }
  
  .about-card,
  .contact-form {
    padding: 2rem;
  }
  
  .service-card {
    padding: 2rem 1rem;
    margin-bottom: 2rem;
  }
  
  .navbar-collapse {
    background: var(--primary-color);
    margin-top: 1rem;
    padding: 1rem;
    border-radius: 0;
  }
  
  .container-fluid {
    padding-left: 0.5rem;
    padding-right: 0.5rem;
  }
}

@media (max-width: 576px) {
  .btn {
    padding: 0.6rem 1.5rem;
    font-size: 0.9rem;
  }
  
  .card-body {
    padding: 1.5rem;
  }
  
  .social-links {
    justify-content: center;
  }
}

/* Accessibility */
@media (prefers-reduced-motion: reduce) {
  * {
    animation-duration: 0.01ms;
    animation-iteration-count: 1;
    transition-duration: 0.01ms;
  }
}

.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 States */
a:focus,
button:focus,
.btn:focus,
.form-control:focus {
  outline: 2px solid var(--secondary-color);
  outline-offset: 2px;
}

/* Print Styles */
@media print {
  .navbar,
  .footer,
  .btn {
    display: none;
  }
  
  body {
    background: white;
    color: black;
  }
}