/* ========================================
   Kyriakos Tentes - Main Stylesheet
   ======================================== */

/* CSS Variables */
:root {
  --color-primary: #1a3a4a;
  --color-secondary: #c4a77d;
  --color-accent: #2d5a6b;
  --color-background: #f8f6f3;
  --color-surface: #ffffff;
  --color-text: #1a1a1a;
  --color-text-muted: #5a5a5a;
  --color-border: #e5e2dd;
  
  --font-heading: 'Playfair Display', Georgia, serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  
  --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.08);
  --shadow-lg: 0 12px 40px rgba(0,0,0,0.12);
  
  --radius: 4px;
  --transition: 0.3s ease;
}

/* Reset & Base */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  color: var(--color-text);
  background-color: var(--color-background);
  -webkit-font-smoothing: antialiased;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: inherit;
  text-decoration: none;
}

ul {
  list-style: none;
}

/* Typography */
h1, h2, h3, h4 {
  font-family: var(--font-heading);
  font-weight: 600;
  line-height: 1.2;
  color: var(--color-primary);
}

h1 { font-size: clamp(2.5rem, 5vw, 4rem); }
h2 { font-size: clamp(2rem, 4vw, 3rem); }
h3 { font-size: clamp(1.25rem, 2vw, 1.5rem); }

p {
  color: var(--color-text-muted);
  max-width: 65ch;
}

/* Layout */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

section {
  padding: 5rem 0;
}

/* ========================================
   Header & Navigation
   ======================================== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--color-border);
  transition: var(--transition);
}

.header.scrolled {
  box-shadow: var(--shadow-md);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 80px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.logo img {
  height: 50px;
  width: auto;
}

.logo-text {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--color-primary);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 2.5rem;
}

.nav-links a {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--color-text-muted);
  transition: color var(--transition);
  position: relative;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--color-secondary);
  transition: width var(--transition);
}

.nav-links a:hover {
  color: var(--color-primary);
}

.nav-links a:hover::after {
  width: 100%;
}

.nav-cta {
  background: var(--color-primary);
  color: white !important;
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius);
  transition: all var(--transition);
}

.nav-cta:hover {
  background: var(--color-accent);
  transform: translateY(-2px);
}

.nav-cta::after {
  display: none !important;
}

/* Mobile Menu */
.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
}

.menu-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-primary);
  transition: var(--transition);
}

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

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url('../images/hero-pattern.svg') repeat;
  opacity: 0.05;
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 700px;
  padding-top: 80px;
}

.hero-badge {
  display: inline-block;
  background: rgba(255,255,255,0.15);
  color: white;
  padding: 0.5rem 1rem;
  border-radius: 50px;
  font-size: 0.85rem;
  margin-bottom: 1.5rem;
  backdrop-filter: blur(4px);
}

.hero h1 {
  color: white;
  margin-bottom: 1.5rem;
  text-wrap: balance;
}

.hero p {
  color: rgba(255,255,255,0.85);
  font-size: 1.125rem;
  margin-bottom: 2rem;
  max-width: 550px;
}

.hero-buttons {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 1rem 2rem;
  border-radius: var(--radius);
  font-weight: 500;
  font-size: 0.95rem;
  transition: all var(--transition);
  cursor: pointer;
  border: none;
}

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

.btn-primary:hover {
  background: white;
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

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

.btn-secondary:hover {
  background: rgba(255,255,255,0.1);
  border-color: white;
}

.hero-image {
  position: absolute;
  right: -5%;
  bottom: 0;
  width: 55%;
  height: 100%;
  z-index: 1;
}

.hero-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  mask-image: linear-gradient(to left, black 60%, transparent);
  -webkit-mask-image: linear-gradient(to left, black 60%, transparent);
}

/* ========================================
   About Section
   ======================================== */
.about {
  background: var(--color-surface);
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.about-image {
  position: relative;
}

.about-image img {
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
}

.about-image::before {
  content: '';
  position: absolute;
  top: -20px;
  left: -20px;
  right: 20px;
  bottom: 20px;
  border: 2px solid var(--color-secondary);
  border-radius: var(--radius);
  z-index: -1;
}

.about-content h2 {
  margin-bottom: 1.5rem;
}

.about-content p {
  margin-bottom: 1rem;
}

.about-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-top: 2rem;
  padding-top: 2rem;
  border-top: 1px solid var(--color-border);
}

.stat {
  text-align: center;
}

.stat-number {
  font-family: var(--font-heading);
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--color-secondary);
  line-height: 1;
}

.stat-label {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  margin-top: 0.25rem;
}

/* ========================================
   Services Section
   ======================================== */
.services {
  background: var(--color-background);
}

.section-header {
  text-align: center;
  max-width: 600px;
  margin: 0 auto 4rem;
}

.section-header h2 {
  margin-bottom: 1rem;
}

.section-header p {
  margin: 0 auto;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.service-card {
  background: var(--color-surface);
  padding: 2rem;
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  transition: all var(--transition);
  border: 1px solid var(--color-border);
}

.service-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
  border-color: var(--color-secondary);
}

.service-icon {
  width: 60px;
  height: 60px;
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
}

.service-icon svg {
  width: 28px;
  height: 28px;
  color: white;
}

.service-card h3 {
  margin-bottom: 0.75rem;
}

.service-card p {
  font-size: 0.95rem;
  margin-bottom: 1rem;
}

.service-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--color-secondary);
  font-weight: 500;
  font-size: 0.9rem;
  transition: gap var(--transition);
}

.service-link:hover {
  gap: 0.75rem;
}

/* ========================================
   Gallery Section
   ======================================== */
.gallery {
  background: var(--color-surface);
  overflow: hidden;
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
}

.gallery-item {
  position: relative;
  aspect-ratio: 1;
  overflow: hidden;
  border-radius: var(--radius);
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

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

.gallery-item::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(26,58,74,0.7), transparent);
  opacity: 0;
  transition: opacity var(--transition);
}

.gallery-item:hover::after {
  opacity: 1;
}

.gallery-item span {
  position: absolute;
  bottom: 1rem;
  left: 1rem;
  color: white;
  font-weight: 500;
  z-index: 1;
  opacity: 0;
  transform: translateY(10px);
  transition: all var(--transition);
}

.gallery-item:hover span {
  opacity: 1;
  transform: translateY(0);
}

.gallery-item.large {
  grid-column: span 2;
  grid-row: span 2;
}

/* ========================================
   Contact Section
   ======================================== */
.contact {
  background: var(--color-background);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
}

.contact-info h2 {
  margin-bottom: 1rem;
}

.contact-info > p {
  margin-bottom: 2rem;
}

.contact-details {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.contact-item {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
}

.contact-item-icon {
  width: 48px;
  height: 48px;
  background: var(--color-primary);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.contact-item-icon svg {
  width: 22px;
  height: 22px;
  color: white;
}

.contact-item-text h4 {
  font-size: 1rem;
  margin-bottom: 0.25rem;
}

.contact-item-text p {
  font-size: 0.95rem;
}

.contact-item-text a {
  color: var(--color-secondary);
  transition: color var(--transition);
}

.contact-item-text a:hover {
  color: var(--color-primary);
}

.contact-form-wrapper {
  background: var(--color-surface);
  padding: 2.5rem;
  border-radius: var(--radius);
  box-shadow: var(--shadow-md);
}

.contact-form-wrapper h3 {
  margin-bottom: 0.5rem;
}

.contact-form-wrapper > p {
  margin-bottom: 1.5rem;
  font-size: 0.95rem;
}

/* Form placeholder for iframe */
.form-placeholder {
  min-height: 300px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 2px dashed var(--color-border);
  border-radius: var(--radius);
  color: var(--color-text-muted);
  text-align: center;
  padding: 2rem;
}

/* ========================================
   Map Section
   ======================================== */
.map-section {
  background: var(--color-surface);
  padding: 0;
}

.map-container {
  position: relative;
}

.map-overlay {
  position: absolute;
  top: 2rem;
  left: 2rem;
  background: var(--color-surface);
  padding: 1.5rem 2rem;
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  z-index: 10;
  max-width: 300px;
}

.map-overlay h3 {
  margin-bottom: 0.5rem;
}

.map-overlay p {
  font-size: 0.9rem;
}

.map-wrapper {
  width: 100%;
  height: 450px;
}

.map-wrapper iframe {
  width: 100%;
  height: 100%;
  border: 0;
  filter: grayscale(20%);
}

/* ========================================
   Footer
   ======================================== */
.footer {
  background: var(--color-primary);
  color: white;
  padding: 4rem 0 2rem;
}

.footer-content {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 3rem;
  padding-bottom: 3rem;
  border-bottom: 1px solid rgba(255,255,255,0.1);
}

.footer-brand .logo {
  margin-bottom: 1rem;
}

.footer-brand .logo img {
  filter: brightness(0) invert(1);
}

.footer-brand .logo-text {
  color: white;
}

.footer-brand p {
  color: rgba(255,255,255,0.7);
  font-size: 0.95rem;
  margin-bottom: 1.5rem;
}

.footer-social {
  display: flex;
  gap: 0.75rem;
}

.footer-social a {
  width: 40px;
  height: 40px;
  background: rgba(255,255,255,0.1);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition);
}

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

.footer-social svg {
  width: 18px;
  height: 18px;
  color: white;
}

.footer-links h4 {
  color: white;
  font-size: 1rem;
  margin-bottom: 1.25rem;
}

.footer-links ul {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.footer-links a {
  color: rgba(255,255,255,0.7);
  font-size: 0.9rem;
  transition: color var(--transition);
}

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

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 2rem;
}

.footer-bottom p {
  color: rgba(255,255,255,0.5);
  font-size: 0.85rem;
}

/* ========================================
   Responsive Design
   ======================================== */
@media (max-width: 1024px) {
  .hero-image {
    width: 50%;
    opacity: 0.3;
  }
  
  .about-grid,
  .contact-grid {
    grid-template-columns: 1fr;
    gap: 3rem;
  }
  
  .about-image {
    order: -1;
  }
  
  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .gallery-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .gallery-item.large {
    grid-column: span 1;
    grid-row: span 1;
  }
  
  .footer-content {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  .nav-links {
    position: fixed;
    top: 80px;
    left: 0;
    right: 0;
    background: var(--color-surface);
    flex-direction: column;
    padding: 2rem;
    gap: 1.5rem;
    box-shadow: var(--shadow-lg);
    transform: translateY(-100%);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition);
  }
  
  .nav-links.active {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
  }
  
  .menu-toggle {
    display: flex;
  }
  
  .menu-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
  }
  
  .menu-toggle.active span:nth-child(2) {
    opacity: 0;
  }
  
  .menu-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
  }
  
  section {
    padding: 3.5rem 0;
  }
  
  .hero {
    min-height: auto;
    padding: 8rem 0 4rem;
  }
  
  .hero-image {
    display: none;
  }
  
  .hero-buttons {
    flex-direction: column;
  }
  
  .about-stats {
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
  }
  
  .stat-number {
    font-size: 1.75rem;
  }
  
  .services-grid {
    grid-template-columns: 1fr;
  }
  
  .map-overlay {
    position: relative;
    top: 0;
    left: 0;
    max-width: 100%;
    border-radius: 0;
  }
  
  .footer-content {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  
  .footer-bottom {
    flex-direction: column;
    gap: 1rem;
    text-align: center;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 1rem;
  }
  
  .about-stats {
    grid-template-columns: 1fr;
    text-align: left;
  }
  
  .stat {
    display: flex;
    align-items: center;
    gap: 1rem;
    text-align: left;
  }
  
  .gallery-grid {
    grid-template-columns: 1fr;
  }
  
  .contact-form-wrapper {
    padding: 1.5rem;
  }
}