/* 
   Blok.Finance (BlokheadDEX) Main Stylesheet
   Author: Manus AI
   Date: March 29, 2025
*/

/* ===== Base Styles ===== */
:root {
  /* Color Palette */
  --primary-color: #3772ff;
  --secondary-color: #45b26b;
  --accent-color: #ef6b48;
  --background-dark: #0f1429;
  --background-darker: #070b19;
  --background-card: #1a2138;
  --text-primary: #ffffff;
  --text-secondary: #b1b5c3;
  --text-tertiary: #777e90;
  --border-color: #2a3252;
  --success-color: #45b26b;
  --error-color: #ef466f;
  --warning-color: #ffb800;
  
  /* Typography */
  --font-family: 'Inter', sans-serif;
  
  /* Spacing */
  --spacing-xs: 0.25rem;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;
  --spacing-xxl: 3rem;
  
  /* Border Radius */
  --border-radius-sm: 4px;
  --border-radius-md: 8px;
  --border-radius-lg: 12px;
  --border-radius-xl: 16px;
  --border-radius-circle: 50%;
}

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

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

body {
  font-family: var(--font-family);
  background-color: var(--background-darker);
  color: var(--text-primary);
  line-height: 1.5;
  overflow-x: hidden;
}

a {
  text-decoration: none;
  color: var(--text-primary);
  transition: color 0.3s ease;
}

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

ul {
  list-style: none;
}

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

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-lg);
}

section {
  padding: var(--spacing-xxl) 0;
}

/* ===== Typography ===== */
h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: var(--spacing-md);
}

h1 {
  font-size: 3rem;
}

h2 {
  font-size: 2.25rem;
}

h3 {
  font-size: 1.5rem;
}

h4 {
  font-size: 1.25rem;
}

p {
  margin-bottom: var(--spacing-md);
}

.subtitle {
  font-size: 1.25rem;
  color: var(--text-secondary);
  margin-bottom: var(--spacing-lg);
}

/* ===== Buttons ===== */
.btn {
  display: inline-block;
  padding: 0.75rem 1.5rem;
  border-radius: var(--border-radius-md);
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
  border: none;
  font-size: 1rem;
  text-align: center;
}

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

.btn-primary:hover {
  background-color: #2a5cd5;
  color: var(--text-primary);
}

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

.btn-secondary:hover {
  background-color: #3a9559;
  color: var(--text-primary);
}

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

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

.btn-large {
  padding: 1rem 2rem;
  font-size: 1.125rem;
}

/* ===== Header ===== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 100;
  background-color: rgba(7, 11, 25, 0.9);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border-color);
  padding: var(--spacing-md) 0;
}

.header-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo img {
  height: 40px;
}

.main-nav ul {
  display: flex;
  gap: var(--spacing-lg);
}

.nav-link {
  font-weight: 500;
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: var(--border-radius-sm);
}

.nav-link:hover {
  background-color: rgba(55, 114, 255, 0.1);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
}

.network-selector select {
  background-color: var(--background-card);
  color: var(--text-primary);
  border: 1px solid var(--border-color);
  padding: 0.5rem 1rem;
  border-radius: var(--border-radius-md);
  font-size: 0.875rem;
  cursor: pointer;
  appearance: none;
  background-image: url('assets/images/icons/chevron-down.png');
  background-repeat: no-repeat;
  background-position: right 0.75rem center;
  background-size: 12px;
  padding-right: 2rem;
}

.auth-buttons {
  display: flex;
  gap: var(--spacing-sm);
}

/* ===== Hero Section ===== */
.hero {
  padding-top: 120px;
  padding-bottom: var(--spacing-xxl);
  background: linear-gradient(to bottom, var(--background-darker), var(--background-dark));
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: url('assets/images/hero-bg.png');
  background-size: cover;
  background-position: center;
  opacity: 0.1;
  z-index: 0;
}

.hero-content {
  position: relative;
  z-index: 1;
  text-align: center;
  max-width: 800px;
  margin: 0 auto;
}

.network-badges {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: var(--spacing-md);
  margin: var(--spacing-xl) 0;
}

.badge {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-xs);
}

.badge img {
  width: 48px;
  height: 48px;
  border-radius: var(--border-radius-circle);
  background-color: var(--background-card);
  padding: var(--spacing-xs);
}

.badge span {
  font-size: 0.875rem;
  color: var(--text-secondary);
}

.hero-cta {
  display: flex;
  justify-content: center;
  gap: var(--spacing-md);
  margin-top: var(--spacing-xl);
}

/* ===== RWA Showcase Section ===== */
.rwa-showcase {
  background-color: var(--background-dark);
  border-radius: var(--border-radius-lg);
  margin-top: -50px;
  position: relative;
  z-index: 2;
}

.section-header {
  text-align: center;
  margin-bottom: var(--spacing-xl);
}

.stats-banner {
  display: flex;
  justify-content: space-around;
  background-color: var(--background-card);
  border-radius: var(--border-radius-lg);
  padding: var(--spacing-lg);
  margin-bottom: var(--spacing-xl);
}

.stat-item {
  text-align: center;
}

.stat-item h3 {
  font-size: 2rem;
  color: var(--primary-color);
  margin-bottom: var(--spacing-xs);
}

.rwa-categories {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-xl);
}

.rwa-card {
  background-color: var(--background-card);
  border-radius: var(--border-radius-lg);
  padding: var(--spacing-lg);
  transition: transform 0.3s ease;
}

.rwa-card:hover {
  transform: translateY(-5px);
}

.card-icon {
  width: 64px;
  height: 64px;
  margin-bottom: var(--spacing-md);
}

.card-stats {
  display: flex;
  justify-content: space-between;
  margin-top: var(--spacing-md);
  font-size: 0.875rem;
  color: var(--text-secondary);
}

.section-cta {
  text-align: center;
  margin-top: var(--spacing-xl);
}

/* ===== BLOK Token Hub ===== */
.blok-token-hub {
  background-color: var(--background-darker);
}

.token-display {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: var(--spacing-xl);
  background-color: var(--background-card);
  border-radius: var(--border-radius-lg);
  padding: var(--spacing-xl);
}

.token-info {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.token-icon {
  width: 80px;
  height: 80px;
  margin-bottom: var(--spacing-md);
}

.token-price {
  text-align: center;
  margin-bottom: var(--spacing-lg);
}

.token-price h3 {
  font-size: 2.5rem;
  margin-bottom: var(--spacing-xs);
}

.price-change {
  font-size: 1rem;
  font-weight: 600;
}

.price-change.positive {
  color: var(--success-color);
}

.price-change.negative {
  color: var(--error-color);
}

.token-stats {
  width: 100%;
}

.stat-row {
  display: flex;
  justify-content: space-between;
  padding: var(--spacing-sm) 0;
  border-bottom: 1px solid var(--border-color);
}

.stat-row:last-child {
  border-bottom: none;
}

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

.network-addresses h3 {
  margin-bottom: var(--spacing-md);
}

.address-list {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.address-item {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  background-color: rgba(7, 11, 25, 0.5);
  border-radius: var(--border-radius-md);
  padding: var(--spacing-md);
}

.network-icon img {
  width: 32px;
  height: 32px;
}

.address-details {
  flex: 1;
}

.network-name {
  font-size: 0.875rem;
  color: var(--text-secondary);
  display: block;
  margin-bottom: var(--spacing-xs);
}

.address-value {
  font-family: monospace;
  font-size: 0.875rem;
}

.copy-btn {
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--spacing-xs);
}

.copy-btn img {
  width: 16px;
  height: 16px;
  opacity: 0.5;
  transition: opacity 0.3s ease;
}

.copy-btn:hover img {
  opacity: 1;
}

/* ===== KawPoW Focus Area ===== */
.kawpow-focus {
  background-color: var(--background-dark);
}

.kawpow-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-xl);
  align-items: center;
}

.kawpow-info {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
}

.info-block h3 {
  margin-bottom: var(--spacing-sm);
}

.benefits-list {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.benefit-item {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-md);
}

.benefit-icon {
  width: 40px;
  height: 40px;
  flex-shrink: 0;
}

.benefit-text h4 {
  margin-bottom: var(--spacing-xs);
}

.kawpow-visualization img {
  width: 100%;
  border-radius: var(--border-radius-lg);
}

/* ===== NFT Gallery Section ===== */
.nft-gallery {
  background-color: var(--background-darker);
}

.gallery-preview {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-xl);
}

.nft-card {
  background-color: var(--background-card);
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  transition: transform 0.3s ease;
}

.nft-card:hover {
  transform: translateY(-5px);
}

.nft-image {
  height: 220px;
  overflow: hidden;
}

.nft-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.nft-info {
  padding: var(--spacing-md);
}

.nft-info h3 {
  font-size: 1.125rem;
  margin-bottom: var(--spacing-xs);
}

.creator {
  font-size: 0.875rem;
  color: var(--text-secondary);
  margin-bottom: var(--spacing-sm);
}

.nft-price {
  display: flex;
  justify-content: space-between;
  font-size: 0.875rem;
}

.price-value {
  font-weight: 600;
  color: var(--accent-color);
}

/* ===== Quick Access Section ===== */
.quick-access {
  background-color: var(--background-dark);
}

.quick-actions {
  display: flex;
  justify-content: center;
  gap: var(--spacing-xl);
  margin-bottom: var(--spacing-xl);
}

.action-button {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-sm);
}

.action-icon {
  width: 64px;
  height: 64px;
  background-color: var(--background-card);
  border-radius: var(--border-radius-circle);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background-color 0.3s ease;
}

.action-icon img {
  width: 32px;
  height: 32px;
}

.action-button:hover .action-icon {
  background-color: var(--primary-color);
}

.popular-pairs {
  margin-top: var(--spacing-xl);
}

.popular-pairs h3 {
  text-align: center;
  margin-bottom: var(--spacing-lg);
}

.pairs-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--spacing-lg);
}

.pair-item {
  background-color: var(--background-card);
  border-radius: var(--border-radius-md);
  padding: var(--spacing-md);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.pair-icons {
  display: flex;
  align-items: center;
}

.pair-icons img {
  width: 24px;
  height: 24px;
  border-radius: var(--border-radius-circle);
}

.pair-icons img:last-child {
  margin-left: -8px;
}

.pair-name {
  font-weight: 500;
}

.pair-change.positive {
  color: var(--success-color);
}

.pair-change.negative {
  color: var(--error-color);
}

/* ===== Footer ===== */
.footer {
  background-color: var(--background-darker);
  border-top: 1px solid var(--border-color);
  padding: var(--spacing-xxl) 0 var(--spacing-lg);
}

.footer-content {
  display: grid;
  grid-template-columns: 1fr 2fr 1fr;
  gap: var(--spacing-xl);
}

.footer-logo {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.footer-logo img {
  height: 40px;
}

.footer-links {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--spacing-lg);
}

.link-column h3 {
  font-size: 1rem;
  margin-bottom: var(--spacing-md);
}

.link-column ul {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.link-column a {
  font-size: 0.875rem;
  color: var(--text-secondary);
}

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

.footer-newsletter {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.newsletter-form {
  display: flex;
  gap: var(--spacing-sm);
}

.newsletter-form input {
  flex: 1;
  padding: 0.75rem 1rem;
  border-radius: var(--border-radius-md);
  background-color: var(--background-card);
  border: 1px solid var(--border-color);
  color: var(--text-primary);
  font-size: 0.875rem;
}

.social-links {
  display: flex;
  gap: var(--spacing-md);
  margin-top: var(--spacing-md);
}

.social-icon {
  width: 40px;
  height: 40px;
  border-radius: var(--border-radius-circle);
  background-color: var(--background-card);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background-color 0.3s ease;
}

.social-icon:hover {
  background-color: var(--primary-color);
}

.social-icon img {
  width: 20px;
  height: 20px;
}

.footer-bottom {
  margin-top: var(--spacing-xl);
  padding-top: var(--spacing-lg);
  border-top: 1px solid var(--border-color);
  text-align: center;
  font-size: 0.875rem;
  color: var(--text-tertiary);
}

/* ===== KYC Verification Styles ===== */
.kyc-verification {
  padding-top: 120px;
  background-color: var(--background-dark);
}

.verification-container {
  max-width: 800px;
  margin: 0 auto;
}

.verification-steps {
  display: flex;
  justify-content: space-between;
  margin-bottom: var(--spacing-xl);
  position: relative;
}

.verification-steps::before {
  content: '';
  position: absolute;
  top: 24px;
  left: 0;
  width: 100%;
  height: 2px;
  background-color: var(--border-color);
  z-index: 0;
}

.step {
  display: flex;
  flex-direction: column;
  align-items: center;
  position: relative;
  z-index: 1;
}

.step-number {
  width: 48px;
  height: 48px;
  border-radius: var(--border-radius-circle);
  background-color: var(--background-card);
  border: 2px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  margin-bottom: var(--spacing-sm);
}

.step.active .step-number {
  background-color: var(--primary-color);
  border-color: var(--primary-color);
}

.step.completed .step-number {
  background-color: var(--success-color);
  border-color: var(--success-color);
}

.step-label {
  font-size: 0.875rem;
  color: var(--text-secondary);
}

.step.active .step-label {
  color: var(--primary-color);
  font-weight: 500;
}

.step.completed .step-label {
  color: var(--success-color);
}

.verification-form {
  background-color: var(--background-card);
  border-radius: var(--border-radius-lg);
  padding: var(--spacing-xl);
}

.form-section {
  margin-bottom: var(--spacing-xl);
}

.form-section:last-child {
  margin-bottom: 0;
}

.form-section h3 {
  margin-bottom: var(--spacing-md);
  padding-bottom: var(--spacing-sm);
  border-bottom: 1px solid var(--border-color);
}

.form-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-md);
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
}

.form-group label {
  font-size: 0.875rem;
  color: var(--text-secondary);
}

.form-group input,
.form-group select {
  padding: 0.75rem 1rem;
  border-radius: var(--border-radius-md);
  background-color: var(--background-darker);
  border: 1px solid var(--border-color);
  color: var(--text-primary);
  font-size: 0.875rem;
}

.document-upload {
  border: 2px dashed var(--border-color);
  border-radius: var(--border-radius-md);
  padding: var(--spacing-lg);
  text-align: center;
  cursor: pointer;
  transition: border-color 0.3s ease;
}

.document-upload:hover {
  border-color: var(--primary-color);
}

.upload-icon {
  font-size: 2rem;
  margin-bottom: var(--spacing-sm);
  color: var(--text-secondary);
}

.upload-text {
  font-size: 0.875rem;
  color: var(--text-secondary);
}

.upload-hint {
  font-size: 0.75rem;
  color: var(--text-tertiary);
  margin-top: var(--spacing-sm);
}

.form-actions {
  display: flex;
  justify-content: space-between;
  margin-top: var(--spacing-xl);
}

.verification-info {
  background-color: rgba(55, 114, 255, 0.1);
  border-left: 4px solid var(--primary-color);
  padding: var(--spacing-md);
  border-radius: var(--border-radius-sm);
  margin-bottom: var(--spacing-lg);
}

.verification-info h4 {
  color: var(--primary-color);
  margin-bottom: var(--spacing-xs);
}

.verification-tiers {
  margin-top: var(--spacing-xxl);
}

.tier-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: var(--spacing-lg);
}

.tier-table th,
.tier-table td {
  padding: var(--spacing-md);
  text-align: left;
  border-bottom: 1px solid var(--border-color);
}

.tier-table th {
  background-color: var(--background-darker);
  color: var(--text-secondary);
  font-weight: 500;
}

.tier-table tr:last-child td {
  border-bottom: none;
}

.tier-highlight {
  background-color: rgba(55, 114, 255, 0.05);
}

.tier-name {
  font-weight: 600;
}

.tier-check {
  color: var(--success-color);
  text-align: center;
}

.tier-cross {
  color: var(--error-color);
  text-align: center;
}

/* ===== Responsive Styles ===== */
@media (max-width: 1024px) {
  .token-display {
    grid-template-columns: 1fr;
  }
  
  .kawpow-content {
    grid-template-columns: 1fr;
  }
  
  .footer-content {
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
  }
  
  .footer-links {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  h1 {
    font-size: 2.5rem;
  }
  
  h2 {
    font-size: 2rem;
  }
  
  .header-content {
    flex-direction: column;
    gap: var(--spacing-md);
  }
  
  .main-nav {
    width: 100%;
    overflow-x: auto;
  }
  
  .main-nav ul {
    width: max-content;
  }
  
  .hero-cta {
    flex-direction: column;
  }
  
  .quick-actions {
    flex-wrap: wrap;
    gap: var(--spacing-lg);
  }
  
  .verification-steps {
    overflow-x: auto;
    padding-bottom: var(--spacing-md);
  }
  
  .step {
    min-width: 100px;
  }
}

@media (max-width: 480px) {
  .stats-banner {
    flex-direction: column;
    gap: var(--spacing-lg);
  }
  
  .footer-links {
    grid-template-columns: 1fr;
  }
  
  .newsletter-form {
    flex-direction: column;
  }
  
  .form-row {
    grid-template-columns: 1fr;
  }
}