/* ============================================
   SUNSET iPHONE REPAIR — Global Styles
   ============================================ */

@import url('https://fonts.googleapis.com/css2?family=Bebas+Neue&family=Barlow+Condensed:wght@400;600;700;900&family=Barlow:wght@400;500;600&display=swap');

:root {
  --primary-color: #CC2222;
  --primary-hover: #AA1111;
  --primary-light: rgba(204, 34, 34, 0.1);
  --accent-red: #CC2222;
  --black: #000000;
  --white: #FFFFFF;
  --off-white: #F8F7F5;
  --light-gray: #F2F0ED;
  --mid-gray: #D0CBC4;
  --dark-gray: #555050;
  --border-color: #E0DAD4;
  --header-height: 70px;
  --shadow: 0 4px 20px rgba(0,0,0,0.08);
  --shadow-hover: 0 12px 40px rgba(0,0,0,0.15);
  --shadow-red: 0 8px 30px rgba(204, 34, 34, 0.2);
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --font-display: 'Bebas Neue', sans-serif;
  --font-condensed: 'Barlow Condensed', sans-serif;
  --font-body: 'Barlow', sans-serif;
}

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

html {
  scroll-behavior: smooth;
}

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

body.loading {
  overflow: hidden;
}

/* ============================================
   LOADING SCREEN
   ============================================ */
.loading-screen {
  position: fixed;
  inset: 0;
  background: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  transition: opacity 0.6s ease, visibility 0.6s ease;
}

.loading-screen.hidden {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.loading-logo-circle {
  width: 100px;
  height: 100px;
  border-radius: 50%;
  background: var(--primary-color);
  animation: pulseFade 1.8s ease-in-out infinite;
}

@keyframes pulseFade {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.35; transform: scale(0.92); }
}

/* ============================================
   BACKDROP BLUR DECORATIVE
   ============================================ */
.backdrop-blur {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  overflow: hidden;
}

.backdrop-blur span {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.04;
}

.backdrop-blur span:nth-child(1) { width: 400px; height: 400px; background: var(--primary-color); top: -100px; right: -100px; }
.backdrop-blur span:nth-child(2) { width: 300px; height: 300px; background: var(--black); bottom: 20%; left: -80px; }
.backdrop-blur span:nth-child(3) { width: 250px; height: 250px; background: var(--primary-color); bottom: -50px; right: 20%; }
.backdrop-blur span:nth-child(4) { width: 200px; height: 200px; background: var(--black); top: 40%; left: 30%; }
.backdrop-blur span:nth-child(5) { width: 350px; height: 350px; background: var(--primary-color); top: 20%; left: -100px; opacity: 0.03; }
.backdrop-blur span:nth-child(6) { width: 180px; height: 180px; background: var(--black); top: 60%; right: 10%; }

/* ============================================
   HEADER
   ============================================ */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--header-height);
  background: rgba(255,255,255,0.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 2rem;
  z-index: 1000;
  transition: var(--transition);
}

.header.scrolled {
  box-shadow: var(--shadow);
  border-bottom-color: var(--mid-gray);
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  text-decoration: none;
  transition: var(--transition);
}

.logo:hover {
  transform: scale(1.05);
}

.logo-circle {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--primary-color);
  flex-shrink: 0;
}

.logo-text {
  font-family: var(--font-display);
  font-size: 1.15rem;
  color: var(--black);
  letter-spacing: 0.05em;
  line-height: 1.1;
}

.logo-text span {
  color: var(--primary-color);
}

.header-nav {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.nav-link {
  font-family: var(--font-condensed);
  font-size: 1rem;
  font-weight: 600;
  color: var(--dark-gray);
  text-decoration: none;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 0.25rem 0;
  position: relative;
  transition: color 0.2s ease;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--primary-color);
  transition: width 0.25s ease;
}

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

.nav-link:hover::after,
.nav-link.active::after {
  width: 100%;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.retail-link-btn {
  font-family: var(--font-condensed);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--primary-color);
  text-decoration: none;
  border: 2px solid var(--primary-color);
  padding: 0.35rem 0.9rem;
  border-radius: 4px;
  transition: var(--transition);
  background: transparent;
  cursor: pointer;
}

.retail-link-btn:hover {
  background: var(--primary-color);
  color: white;
}

.cart-btn {
  background: none;
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 1.1rem;
  position: relative;
  padding: 0.4rem;
  transition: var(--transition);
}

.cart-btn:hover {
  transform: scale(1.1);
}

.cart-count {
  font-family: var(--font-condensed);
  font-size: 0.75rem;
  font-weight: 700;
  background: var(--primary-color);
  color: white;
  border-radius: 50%;
  width: 18px;
  height: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  position: absolute;
  top: -2px;
  right: -2px;
}

.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.4rem;
  z-index: 1001;
}

.menu-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--black);
  transition: var(--transition);
}

/* Mobile Nav */
.mobile-nav-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: var(--white);
  z-index: 999;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2rem;
}

.mobile-nav-overlay.active {
  display: flex;
}

.mobile-nav-overlay .nav-link {
  font-family: var(--font-display);
  font-size: 2.5rem;
  color: var(--black);
  letter-spacing: 0.05em;
}

.mobile-nav-overlay .nav-link:hover {
  color: var(--primary-color);
}

/* ============================================
   BUTTONS
   ============================================ */
.btn {
  font-family: var(--font-condensed);
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0.75rem 2rem;
  border-radius: 4px;
  border: 2px solid transparent;
  cursor: pointer;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
  white-space: nowrap;
}

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

.btn-primary:hover {
  background: var(--primary-hover);
  border-color: var(--primary-hover);
  transform: translateY(-2px);
  box-shadow: var(--shadow-red);
}

.btn-secondary {
  background: transparent;
  color: var(--black);
  border-color: var(--black);
}

.btn-secondary:hover {
  background: var(--black);
  color: white;
  transform: translateY(-2px);
}

.btn-outline-white {
  background: transparent;
  color: white;
  border-color: white;
}

.btn-outline-white:hover {
  background: white;
  color: var(--black);
  transform: translateY(-2px);
}

.btn-white {
  background: white;
  color: var(--black);
  border-color: white;
}

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

/* ============================================
   MAIN CONTENT
   ============================================ */
.main-content {
  margin-top: var(--header-height);
  min-height: calc(100vh - var(--header-height));
}

/* ============================================
   MODALS
   ============================================ */
.modal {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.6);
  z-index: 2000;
  align-items: center;
  justify-content: center;
  backdrop-filter: blur(4px);
}

.modal.active {
  display: flex;
}

.modal-content {
  background: white;
  border-radius: 12px;
  padding: 2.5rem;
  max-width: 500px;
  width: 90%;
  position: relative;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: 0 20px 60px rgba(0,0,0,0.3);
}

.modal-close {
  position: absolute;
  top: 1rem;
  right: 1rem;
  background: none;
  border: none;
  font-size: 1.5rem;
  cursor: pointer;
  color: var(--dark-gray);
  transition: color 0.2s;
}

.modal-close:hover {
  color: var(--primary-color);
}

/* Cart Modal */
.cart-modal h2 {
  font-family: var(--font-display);
  font-size: 1.8rem;
  margin-bottom: 1.5rem;
  letter-spacing: 0.05em;
}

.cart-items {
  min-height: 100px;
  border-top: 1px solid var(--border-color);
  margin-bottom: 1.5rem;
}

.cart-item {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1rem 0;
  border-bottom: 1px solid var(--border-color);
}

.cart-item-info {
  flex: 1;
}

.cart-item-name {
  font-family: var(--font-condensed);
  font-weight: 600;
  font-size: 1rem;
}

.cart-item-price {
  color: var(--primary-color);
  font-weight: 600;
}

.cart-summary {
  border-top: 2px solid var(--black);
  padding-top: 1rem;
}

.cart-total {
  display: flex;
  justify-content: space-between;
  font-family: var(--font-condensed);
  font-size: 1.3rem;
  font-weight: 700;
  margin-bottom: 1rem;
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
  background: var(--black);
  color: white;
  padding: 2.5rem 2rem;
  margin-top: auto;
}

.footer-content {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 3rem;
  flex-wrap: wrap;
}

.footer-link {
  font-family: var(--font-condensed);
  font-size: 0.95rem;
  color: rgba(255,255,255,0.6);
  text-decoration: none;
  letter-spacing: 0.05em;
  transition: color 0.2s ease;
}

.footer-link:hover {
  color: var(--primary-color);
}

/* ============================================
   FILTERS (SHOP)
   ============================================ */
.filters-section {
  background: var(--light-gray);
  padding: 1.5rem 2rem;
  border-bottom: 1px solid var(--border-color);
  position: sticky;
  top: var(--header-height);
  z-index: 100;
}

.filters-container {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 1.5rem;
  flex-wrap: wrap;
}

.filter-group {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.filter-group label {
  font-family: var(--font-condensed);
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--dark-gray);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  white-space: nowrap;
}

.filter-select {
  font-family: var(--font-body);
  font-size: 0.9rem;
  padding: 0.4rem 0.75rem;
  border: 1px solid var(--border-color);
  border-radius: 4px;
  background: white;
  color: var(--black);
  cursor: pointer;
  transition: border-color 0.2s ease;
}

.filter-select:focus {
  outline: none;
  border-color: var(--primary-color);
}

.reset-filters {
  font-family: var(--font-condensed);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  background: none;
  border: none;
  color: var(--primary-color);
  cursor: pointer;
  padding: 0.4rem 0;
  transition: color 0.2s ease;
  margin-left: auto;
}

.reset-filters:hover {
  color: var(--primary-hover);
  text-decoration: underline;
}

/* ============================================
   PRODUCTS GRID (SHOP)
   ============================================ */
.products-section {
  padding: 3rem 2rem;
}

.products-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 2rem;
  max-width: 1200px;
  margin: 0 auto;
}

.product-card {
  background: white;
  border: 1px solid var(--border-color);
  border-radius: 8px;
  overflow: hidden;
  transition: var(--transition);
  cursor: pointer;
}

.product-card:hover {
  border-color: var(--primary-color);
  transform: translateY(-6px);
  box-shadow: var(--shadow-hover);
}

.product-image {
  width: 100%;
  aspect-ratio: 4/3;
  object-fit: cover;
  background: var(--light-gray);
}

.product-info {
  padding: 1.25rem;
}

.product-name {
  font-family: var(--font-condensed);
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.product-price {
  font-family: var(--font-display);
  font-size: 1.4rem;
  color: var(--primary-color);
  letter-spacing: 0.05em;
}

.no-results {
  text-align: center;
  padding: 4rem;
  color: var(--dark-gray);
  font-family: var(--font-condensed);
  font-size: 1.1rem;
}

/* ============================================
   FLOATING CHAT BUTTON
   ============================================ */
.floating-chat-btn {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  width: 56px;
  height: 56px;
  background: var(--primary-color);
  border: none;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 20px rgba(204, 34, 34, 0.4);
  transition: var(--transition);
  z-index: 500;
}

.floating-chat-btn:hover {
  transform: scale(1.1);
  box-shadow: 0 8px 30px rgba(204, 34, 34, 0.5);
}

/* ============================================
   REPAIR FLOW
   ============================================ */
.repair-flow {
  display: flex;
  flex-direction: column;
}

.repair-step {
  display: none;
  min-height: calc(100vh - var(--header-height));
}

.repair-step.active {
  display: grid;
  grid-template-columns: 1fr 380px;
  gap: 0;
}

.repair-content {
  padding: 4rem 3rem;
  max-width: 700px;
}

.repair-content h1 {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3rem);
  letter-spacing: 0.03em;
  margin-bottom: 0.75rem;
  line-height: 1.1;
}

.repair-content .subtitle {
  font-size: 1.1rem;
  color: var(--dark-gray);
  margin-bottom: 2.5rem;
}

.device-selection-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
  margin-bottom: 2rem;
}

.device-card {
  background: white;
  border: 2px solid var(--border-color);
  border-radius: 8px;
  padding: 2rem 1rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.75rem;
  cursor: pointer;
  transition: var(--transition);
  font-family: var(--font-condensed);
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.device-card:hover,
.device-card.selected {
  border-color: var(--primary-color);
  box-shadow: var(--shadow-red);
  transform: translateY(-3px);
}

.device-card.selected {
  background: var(--primary-light);
}

.device-icon {
  font-size: 2.5rem;
}

.form-group {
  margin-bottom: 1.5rem;
}

.form-group label {
  display: block;
  font-family: var(--font-condensed);
  font-size: 0.9rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--dark-gray);
  margin-bottom: 0.5rem;
}

.repair-select,
.repair-form input,
.repair-form textarea,
.repair-form select {
  width: 100%;
  padding: 0.85rem 1rem;
  border: 2px solid var(--border-color);
  border-radius: 6px;
  font-family: var(--font-body);
  font-size: 1rem;
  color: var(--black);
  background: white;
  transition: border-color 0.2s ease;
}

.repair-select:focus,
.repair-form input:focus,
.repair-form textarea:focus {
  outline: none;
  border-color: var(--primary-color);
}

.repair-actions {
  display: flex;
  gap: 1rem;
  margin-top: 2rem;
}

.form-help {
  font-size: 0.85rem;
  color: var(--dark-gray);
  margin-top: 0.4rem;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.issue-selection {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.issue-card {
  border: 2px solid var(--border-color);
  border-radius: 8px;
  padding: 1.25rem;
  cursor: pointer;
  transition: var(--transition);
  text-align: center;
  font-family: var(--font-condensed);
  font-size: 0.95rem;
  font-weight: 600;
  background: white;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.issue-card:hover,
.issue-card.selected {
  border-color: var(--primary-color);
  box-shadow: var(--shadow-red);
  transform: translateY(-3px);
}

.issue-card.selected {
  background: var(--primary-light);
}

.repair-summary {
  background: var(--light-gray);
  border-left: 1px solid var(--border-color);
  padding: 3rem 2rem;
  position: sticky;
  top: var(--header-height);
  height: calc(100vh - var(--header-height));
  overflow-y: auto;
}

.repair-summary h3 {
  font-family: var(--font-display);
  font-size: 1.5rem;
  letter-spacing: 0.05em;
  margin-bottom: 1.5rem;
  padding-bottom: 1rem;
  border-bottom: 2px solid var(--border-color);
}

.summary-card {
  display: flex;
  align-items: center;
  gap: 1rem;
  background: white;
  padding: 1rem;
  border-radius: 8px;
  margin-bottom: 1.5rem;
  border: 1px solid var(--border-color);
}

.summary-icon {
  font-size: 2rem;
}

.summary-title {
  font-family: var(--font-condensed);
  font-weight: 700;
  font-size: 1rem;
  letter-spacing: 0.05em;
}

.summary-subtitle {
  font-size: 0.85rem;
  color: var(--dark-gray);
}

.summary-section h4 {
  font-family: var(--font-condensed);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--dark-gray);
  margin-bottom: 0.75rem;
}

.summary-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.summary-list li {
  font-size: 0.95rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--dark-gray);
}

/* Confirmation */
.confirmation-content {
  text-align: center;
  max-width: 600px;
  margin: 0 auto;
  padding: 5rem 2rem;
}

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

.confirmation-details {
  background: var(--light-gray);
  border-radius: 8px;
  padding: 2rem;
  margin: 2rem 0;
  text-align: left;
}

.confirmation-details h3 {
  font-family: var(--font-display);
  font-size: 1.3rem;
  margin-bottom: 1rem;
  letter-spacing: 0.05em;
}

.next-steps {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  font-size: 0.95rem;
  color: var(--dark-gray);
}

.confirmation-actions {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
  margin-top: 2rem;
}

/* ============================================
   CHAT FORM
   ============================================ */
.chat-form {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.chat-form input,
.chat-form textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  border: 2px solid var(--border-color);
  border-radius: 6px;
  font-family: var(--font-body);
  font-size: 0.95rem;
  transition: border-color 0.2s ease;
}

.chat-form input:focus,
.chat-form textarea:focus {
  outline: none;
  border-color: var(--primary-color);
}

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

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

.section-label {
  font-family: var(--font-condensed);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--primary-color);
  display: block;
  margin-bottom: 0.75rem;
}

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 900px) {
  .repair-step.active {
    grid-template-columns: 1fr;
  }

  .repair-summary {
    display: none;
  }

  .header-nav {
    display: none;
  }

  .menu-toggle {
    display: flex;
  }

  .retail-link-btn {
    display: none;
  }
}

@media (max-width: 600px) {
  .device-selection-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .form-row {
    grid-template-columns: 1fr;
  }

  .footer-content {
    flex-direction: column;
    gap: 1rem;
    text-align: center;
  }

  .filters-container {
    flex-direction: column;
    align-items: flex-start;
  }

  .header {
    padding: 0 1rem;
  }

  .logo-text {
    font-size: 0.9rem;
  }
}