/* FinSpire Web App Styles */

/* Base Styles */
:root {
  /* Primary Colors */
  --primary-color: #0077cc;
  --primary-dark: #005fa3;
  --primary-light: #3399ee;
  
  /* Secondary Colors */
  --secondary-color: #00cc99;
  --secondary-dark: #00a37a;
  --secondary-light: #33eebb;
  
  /* Neutral Colors */
  --dark: #333333;
  --medium: #666666;
  --light: #999999;
  --lighter: #cccccc;
  --lightest: #f5f5f5;
  
  /* Accent Colors */
  --accent-1: #ff6b6b;
  --accent-2: #feca57;
  --accent-3: #5f27cd;
  
  /* Functional Colors */
  --success: #4cd137;
  --warning: #ffa502;
  --error: #e84118;
  --info: #00a8ff;
  
  /* Typography */
  --font-family: 'Poppins', sans-serif;
  --font-size-base: 16px;
  --font-size-small: 14px;
  --font-size-smaller: 12px;
  --font-size-large: 18px;
  --font-size-larger: 20px;
  --font-size-xl: 24px;
  --font-size-xxl: 32px;
  --font-size-xxxl: 48px;
  
  /* Spacing */
  --spacing-xs: 4px;
  --spacing-sm: 8px;
  --spacing-md: 16px;
  --spacing-lg: 24px;
  --spacing-xl: 32px;
  --spacing-xxl: 48px;
  
  /* Border Radius */
  --border-radius-sm: 4px;
  --border-radius-md: 8px;
  --border-radius-lg: 16px;
  --border-radius-xl: 24px;
  --border-radius-circle: 50%;
  
  /* Shadows */
  --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 8px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 8px 16px rgba(0, 0, 0, 0.1);
  --shadow-xl: 0 16px 32px rgba(0, 0, 0, 0.1);
  
  /* Transitions */
  --transition-fast: 0.2s ease;
  --transition-normal: 0.3s ease;
  --transition-slow: 0.5s ease;
  
  /* Container Width */
  --container-width: 1200px;
}

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

html {
  font-size: var(--font-size-base);
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-family);
  color: var(--dark);
  line-height: 1.6;
  background-color: var(--lightest);
}

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

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

ul {
  list-style: none;
}

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

button, input, textarea, select {
  font-family: inherit;
  font-size: inherit;
}

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

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-weight: 600;
  line-height: 1.3;
  margin-bottom: var(--spacing-md);
}

h1 {
  font-size: var(--font-size-xxxl);
}

h2 {
  font-size: var(--font-size-xxl);
}

h3 {
  font-size: var(--font-size-xl);
}

h4 {
  font-size: var(--font-size-larger);
}

h5 {
  font-size: var(--font-size-large);
}

h6 {
  font-size: var(--font-size-base);
}

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

/* Buttons */
.btn {
  display: inline-block;
  padding: var(--spacing-sm) var(--spacing-lg);
  border-radius: var(--border-radius-md);
  font-weight: 500;
  text-align: center;
  cursor: pointer;
  transition: all var(--transition-fast);
  border: none;
  outline: none;
}

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

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

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

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

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

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

.btn-large {
  padding: var(--spacing-md) var(--spacing-xl);
  font-size: var(--font-size-large);
}

.btn-block {
  display: block;
  width: 100%;
}

/* Forms */
.form-group {
  margin-bottom: var(--spacing-lg);
}

.form-group label {
  display: block;
  margin-bottom: var(--spacing-xs);
  font-weight: 500;
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: var(--spacing-md);
  border: 1px solid var(--lighter);
  border-radius: var(--border-radius-md);
  background-color: white;
  transition: border-color var(--transition-fast);
}

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

.form-group.checkbox {
  display: flex;
  align-items: center;
}

.form-group.checkbox input {
  width: auto;
  margin-right: var(--spacing-sm);
}

.form-group.checkbox label {
  margin-bottom: 0;
}

.password-strength {
  margin-top: var(--spacing-xs);
}

.strength-meter {
  height: 4px;
  background-color: var(--lighter);
  border-radius: var(--border-radius-sm);
  overflow: hidden;
  position: relative;
}

.strength-meter::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  height: 100%;
  width: 30%;
  background-color: var(--error);
}

.strength-text {
  display: block;
  font-size: var(--font-size-smaller);
  color: var(--medium);
  margin-top: var(--spacing-xs);
}

.forgot-password {
  display: block;
  text-align: right;
  font-size: var(--font-size-small);
  margin-top: var(--spacing-xs);
}

/* Header */
.site-header {
  background-color: white;
  box-shadow: var(--shadow-sm);
  position: sticky;
  top: 0;
  z-index: 100;
  padding: var(--spacing-md) 0;
}

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

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

.logo-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background-color: var(--primary-color);
  color: white;
  border-radius: var(--border-radius-circle);
  font-weight: 700;
  font-size: var(--font-size-larger);
  margin-right: var(--spacing-sm);
}

.logo-text {
  font-weight: 700;
  font-size: var(--font-size-larger);
  color: var(--dark);
}

.main-nav ul {
  display: flex;
}

.main-nav li {
  margin-left: var(--spacing-lg);
}

.main-nav a {
  color: var(--dark);
  font-weight: 500;
  position: relative;
}

.main-nav a::after {
  content: '';
  position: absolute;
  bottom: -5px;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--primary-color);
  transition: width var(--transition-fast);
}

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

.auth-buttons {
  display: flex;
}

.auth-buttons .btn:not(:last-child) {
  margin-right: var(--spacing-md);
}

.mobile-menu-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
}

.mobile-menu-toggle span {
  display: block;
  width: 25px;
  height: 3px;
  background-color: var(--dark);
  margin: 5px 0;
  transition: all var(--transition-fast);
}

/* Hero Section */
.hero {
  padding: var(--spacing-xxl) 0;
  background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
  overflow: hidden;
}

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

.hero-content {
  flex: 1;
  max-width: 600px;
}

.hero-content h1 {
  margin-bottom: var(--spacing-lg);
  color: var(--dark);
}

.hero-content p {
  font-size: var(--font-size-large);
  color: var(--medium);
  margin-bottom: var(--spacing-xl);
}

.hero-buttons {
  display: flex;
}

.hero-buttons .btn:not(:last-child) {
  margin-right: var(--spacing-md);
}

.hero-image {
  flex: 1;
  display: flex;
  justify-content: flex-end;
  position: relative;
}

.device-mockup {
  width: 300px;
  height: 600px;
  background-color: var(--dark);
  border-radius: 30px;
  padding: 10px;
  box-shadow: var(--shadow-xl);
  position: relative;
}

.device-screen {
  width: 100%;
  height: 100%;
  background-color: white;
  border-radius: 20px;
  overflow: hidden;
}

.app-preview {
  width: 100%;
  height: 100%;
  padding: var(--spacing-md);
  display: flex;
  flex-direction: column;
}

.app-header {
  display: flex;
  align-items: center;
  margin-bottom: var(--spacing-xl);
}

.app-logo {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background-color: var(--primary-color);
  color: white;
  border-radius: var(--border-radius-circle);
  font-weight: 700;
  font-size: var(--font-size-large);
  margin-right: var(--spacing-sm);
}

.app-title {
  font-weight: 700;
  font-size: var(--font-size-large);
  color: var(--dark);
}

.app-balance {
  background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
  color: white;
  padding: var(--spacing-lg);
  border-radius: var(--border-radius-lg);
  margin-bottom: var(--spacing-lg);
}

.balance-label {
  font-size: var(--font-size-small);
  opacity: 0.8;
  margin-bottom: var(--spacing-xs);
}

.balance-amount {
  font-size: var(--font-size-xl);
  font-weight: 700;
}

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

.action-button {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: var(--spacing-md);
  background-color: var(--lightest);
  border-radius: var(--border-radius-md);
  width: 30%;
  text-align: center;
}

.action-button i {
  font-size: var(--font-size-xl);
  color: var(--primary-color);
  margin-bottom: var(--spacing-sm);
}

.action-button span {
  font-size: var(--font-size-small);
  font-weight: 500;
}

/* Features Section */
.features {
  padding: var(--spacing-xxl) 0;
  background-color: white;
}

.section-header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto var(--spacing-xxl);
}

.section-header h2 {
  margin-bottom: var(--spacing-sm);
}

.section-header p {
  color: var(--medium);
  font-size: var(--font-size-large);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: var(--spacing-xl);
}

.feature-card {
  background-color: var(--lightest);
  border-radius: var(--border-radius-lg);
  padding: var(--spacing-xl);
  transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

.feature-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}

.feature-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 60px;
  height: 60px;
  background-color: rgba(0, 119, 204, 0.1);
  color: var(--primary-color);
  border-radius: var(--border-radius-circle);
  margin-bottom: var(--spacing-lg);
}

.feature-icon i {
  font-size: var(--font-size-xl);
}

.feature-card h3 {
  margin-bottom: var(--spacing-sm);
}

.feature-card p {
  color: var(--medium);
  margin-bottom: 0;
}

/* How It Works Section */
.how-it-works {
  padding: var(--spacing-xxl) 0;
  background-color: var(--lightest);
}

.steps {
  display: flex;
  flex-direction: column;
  max-width: 800px;
  margin: 0 auto;
}

.step {
  display: flex;
  margin-bottom: var(--spacing-xl);
  position: relative;
}

.step:not(:last-child)::after {
  content: '';
  position: absolute;
  top: 50px;
  left: 25px;
  width: 2px;
  height: calc(100% + var(--spacing-xl));
  background-color: var(--lighter);
}

.step-number {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 50px;
  height: 50px;
  background-color: var(--primary-color);
  color: white;
  border-radius: var(--border-radius-circle);
  font-weight: 700;
  font-size: var(--font-size-large);
  margin-right: var(--spacing-lg);
  z-index: 1;
}

.step-content {
  flex: 1;
}

.step-content h3 {
  margin-bottom: var(--spacing-xs);
}

.step-content p {
  color: var(--medium);
  margin-bottom: 0;
}

/* Testimonials Section */
.testimonials {
  padding: var(--spacing-xxl) 0;
  background-color: white;
}

.testimonials-slider {
  max-width: 800px;
  margin: 0 auto;
  position: relative;
}

.testimonial {
  background-color: var(--lightest);
  border-radius: var(--border-radius-lg);
  padding: var(--spacing-xl);
  margin: 0 var(--spacing-md);
}

.testimonial-content {
  margin-bottom: var(--spacing-lg);
}

.testimonial-content p {
  font-style: italic;
  color: var(--dark);
  font-size: var(--font-size-large);
  margin-bottom: 0;
}

.testimonial-author {
  display: flex;
  align-items: center;
}

.author-avatar {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 50px;
  height: 50px;
  background-color: var(--primary-light);
  color: white;
  border-radius: var(--border-radius-circle);
  font-weight: 600;
  margin-right: var(--spacing-md);
}

.author-info h4 {
  margin-bottom: 0;
}

.author-info p {
  color: var(--medium);
  font-size: var(--font-size-small);
  margin-bottom: 0;
}

.testimonial-controls {
  display: flex;
  align-items: center;
  justify-content: center;
  margin-top: var(--spacing-xl);
}

.control-prev,
.control-next {
  background: none;
  border: none;
  font-size: var(--font-size-large);
  color: var(--medium);
  cursor: pointer;
  transition: color var(--transition-fast);
}

.control-prev:hover,
.control-next:hover {
  color: var(--primary-color);
}

.control-indicators {
  display: flex;
  margin: 0 var(--spacing-lg);
}

.indicator {
  width: 10px;
  height: 10px;
  border-radius: var(--border-radius-circle);
  background-color: var(--lighter);
  margin: 0 var(--spacing-xs);
  cursor: pointer;
  transition: background-color var(--transition-fast);
}

.indicator.active {
  background-color: var(--primary-color);
}

/* CTA Section */
.cta {
  padding: var(--spacing-xxl) 0;
  background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
  color: white;
}

.cta-content {
  text-align: center;
  max-width: 700px;
  margin: 0 auto;
}

.cta-content h2 {
  margin-bottom: var(--spacing-md);
}

.cta-content p {
  margin-bottom: var(--spacing-xl);
  opacity: 0.9;
}

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

.cta-content .btn:hover {
  background-color: var(--lightest);
}

/* Footer */
.site-footer {
  padding: var(--spacing-xxl) 0 var(--spacing-lg);
  background-color: var(--dark);
  color: white;
}

.footer-content {
  display: flex;
  justify-content: space-between;
  margin-bottom: var(--spacing-xxl);
}

.footer-logo {
  max-width: 300px;
}

.footer-logo .logo {
  margin-bottom: var(--spacing-md);
}

.footer-logo p {
  opacity: 0.7;
  margin-bottom: 0;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
}

.link-group {
  margin-left: var(--spacing-xl);
  min-width: 150px;
}

.link-group h4 {
  margin-bottom: var(--spacing-md);
  color: white;
}

.link-group ul li {
  margin-bottom: var(--spacing-sm);
}

.link-group ul li a {
  color: rgba(255, 255, 255, 0.7);
  transition: color var(--transition-fast);
}

.link-group ul li a:hover {
  color: white;
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: var(--spacing-lg);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.social-links {
  display: flex;
}

.social-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background-color: rgba(255, 255, 255, 0.1);
  color: white;
  border-radius: var(--border-radius-circle);
  margin-right: var(--spacing-sm);
  transition: background-color var(--transition-fast);
}

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

.copyright p {
  opacity: 0.7;
  margin-bottom: 0;
}

/* Modal */
.modal {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.5);
  z-index: 1000;
  align-items: center;
  justify-content: center;
}

.modal.active {
  display: flex;
}

.modal-content {
  background-color: white;
  border-radius: var(--border-radius-lg);
  width: 100%;
  max-width: 500px;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: var(--shadow-xl);
}

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-lg);
  border-bottom: 1px solid var(--lighter);
}

.modal-header h3 {
  margin-bottom: 0;
}

.modal-close {
  background: none;
  border: none;
  font-size: var(--font-size-xl);
  color: var(--medium);
  cursor: pointer;
  transition: color var(--transition-fast);
}

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

.modal-body {
  padding: var(--spacing-lg);
}

.modal-footer {
  padding: var(--spacing-lg);
  border-top: 1px solid var(--lighter);
  text-align: center;
}

.auth-options {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-lg);
}

.auth-option {
  display: flex;
  align-items: center;
  padding: var(--spacing-md);
  border: 1px solid var(--lighter);
  border-radius: var(--border-radius-md);
  background-color: white;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.auth-option:hover {
  border-color: var(--primary-color);
  background-color: rgba(0, 119, 204, 0.05);
}

.auth-option i {
  font-size: var(--font-size-larger);
  color: var(--primary-color);
  margin-right: var(--spacing-md);
}

.auth-option span {
  font-weight: 500;
}

.divider {
  display: flex;
  align-items: center;
  margin: var(--spacing-lg) 0;
}

.divider::before,
.divider::after {
  content: '';
  flex: 1;
  height: 1px;
  background-color: var(--lighter);
}

.divider span {
  padding: 0 var(--spacing-md);
  color: var(--medium);
  font-size: var(--font-size-small);
}

/* Responsive Styles */
@media (max-width: 1200px) {
  .hero .container {
    flex-direction: column;
  }
  
  .hero-content {
    max-width: 100%;
    text-align: center;
    margin-bottom: var(--spacing-xl);
  }
  
  .hero-buttons {
    justify-content: center;
  }
  
  .hero-image {
    justify-content: center;
  }
}

@media (max-width: 992px) {
  :root {
    --font-size-xxxl: 36px;
    --font-size-xxl: 28px;
    --font-size-xl: 22px;
  }
  
  .footer-content {
    flex-direction: column;
  }
  
  .footer-logo {
    max-width: 100%;
    margin-bottom: var(--spacing-xl);
  }
  
  .footer-links {
    justify-content: space-between;
  }
  
  .link-group {
    margin-left: 0;
    margin-bottom: var(--spacing-lg);
    min-width: 120px;
  }
}

@media (max-width: 768px) {
  .main-nav {
    display: none;
  }
  
  .mobile-menu-toggle {
    display: block;
  }
  
  .auth-buttons {
    display: none;
  }
  
  .features-grid {
    grid-template-columns: 1fr;
  }
  
  .footer-bottom {
    flex-direction: column;
  }
  
  .social-links {
    margin-bottom: var(--spacing-md);
  }
  
  .copyright {
    text-align: center;
  }
}

@media (max-width: 576px) {
  :root {
    --font-size-xxxl: 28px;
    --font-size-xxl: 24px;
    --font-size-xl: 20px;
    --font-size-larger: 18px;
  }
  
  .hero-buttons {
    flex-direction: column;
  }
  
  .hero-buttons .btn:not(:last-child) {
    margin-right: 0;
    margin-bottom: var(--spacing-md);
  }
  
  .device-mockup {
    width: 250px;
    height: 500px;
  }
  
  .footer-links {
    flex-direction: column;
  }
}