/* Smart City Bike Analytics Dashboard - Responsive CSS */
/* Mobile-First Responsive Design */

/* Base Mobile Styles (320px and up) */
@media (min-width: 320px) {
  .container {
    max-width: 100%;
    padding: 0 var(--spacing-md);
  }
  
  .hero-title {
    font-size: 1.54rem;
  }
  
  .hero-subtitle {
    font-size: 1.23rem;
  }
  
  .hero-description {
    font-size: var(--font-size-base);
  }
  
  .section-title {
    font-size: 1.57rem;
  }
  
  .section-subtitle {
    font-size: 1.16rem;
  }
  
  .navbar-nav {
    flex-direction: column;
    text-align: center;
  }
  
  .navbar-nav .nav-link {
    padding: var(--spacing-sm) 0;
  }
  
  .service-card,
  .priceplan-card,
  .feature-item,
  .about-feature,
  .team-member,
  .review-card,
  .casestudy-card,
  .career-item,
  .coreinfo-item,
  .blog-card {
    margin-bottom: var(--spacing-lg);
  }
  
  .team-member img {
    width: 150px;
    height: 150px;
  }
  
  .gallery-layout {
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
  }
  
  .contact-form {
    padding: var(--spacing-lg);
  }
  
  .hero-section {
    padding: var(--spacing-xl) 0;
    text-align: center;
  }
  
  .section {
    padding: var(--spacing-xl) 0;
  }
  
  .footer-content {
    text-align: center;
  }
  
  .footer-section {
    margin-bottom: var(--spacing-lg);
  }
  
  .process-step {
    padding-left: var(--spacing-xl);
  }
  
  .timeline-item {
    padding-left: var(--spacing-xl);
  }
  
  .priceplan-card.featured {
    transform: none;
    margin-bottom: var(--spacing-lg);
  }
}

/* Small Mobile (375px and up) */
@media (min-width: 375px) {
  .container {
    padding: 0 var(--spacing-lg);
  }
  
  .hero-title {
    font-size: 1.80rem;
  }
  
  .hero-subtitle {
    font-size: 1.33rem;
  }
  
  .section-title {
    font-size: 1.84rem;
  }
  
  .gallery-layout {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .team-member img {
    width: 180px;
    height: 180px;
  }
}

/* Large Mobile (425px and up) */
@media (min-width: 425px) {
  .hero-title {
    font-size: var(--font-size-h1);
  }
  
  .hero-subtitle {
    font-size: var(--font-size-h3);
  }
  
  .section-title {
    font-size: var(--font-size-h2);
  }
  
  .section-subtitle {
    font-size: var(--font-size-h4);
  }
  
  .contact-form {
    padding: var(--spacing-xl);
  }
  
  .team-member img {
    width: 200px;
    height: 200px;
  }
}

/* Tablet (768px and up) */
@media (min-width: 768px) {
  .container {
    max-width: 750px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
  }
  
  .navbar-nav {
    flex-direction: row;
  }
  
  .navbar-nav .nav-link {
    padding: var(--spacing-sm) var(--spacing-md);
  }
  
  .hero-section {
    text-align: left;
  }
  
  .hero-content {
    display: flex;
    align-items: center;
    gap: var(--spacing-xxl);
    padding-top: 200px;
}
  
  .hero-text {
    flex: 1;
  }
  
  .hero-image {
    flex: 1;
  }
  
  .hero-image img {
    width: 100%;
    height: auto;
    border-radius: var(--radius-lg);
  }
  
  .about-features {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-lg);
  }
  
  .services-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-lg);
  }
  
  .features-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-lg);
  }
  
  .priceplan-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
  }
  
  .priceplan-card.featured {
    transform: scale(1.05);
  }
  
  .team-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
  }
  
  .reviews-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-lg);
  }
  
  .casestudy-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-lg);
  }
  
  .process-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-lg);
  }
  
  .timeline-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-lg);
  }
  
  .career-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-lg);
  }
  
  .coreinfo-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-lg);
  }
  
  .blog-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-lg);
  }
  
  .gallery-layout {
    grid-template-columns: repeat(3, 1fr);
  }
  
  .contact-section .row {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-xxl);
  }
  
  .contact-form-col {
    flex: 2;
  }
  
  .contact-info-col {
    flex: 1;
  }
  
  .footer-content {
    text-align: left;
  }
  
  .footer-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-xxl);
  }
  
  .section {
    padding: var(--spacing-xxl) 0;
  }
}

/* Desktop (992px and up) */
@media (min-width: 992px) {
  .container {
    max-width: 970px;
  }
  
  .hero-content {
    gap: var(--spacing-xxl);
    padding-top: 200px;
}
  
  .about-features {
    grid-template-columns: repeat(4, 1fr);
  }
  
  .services-grid {
    grid-template-columns: repeat(3, 1fr);
  }
  
  .features-grid {
    grid-template-columns: repeat(4, 1fr);
  }
  
  .team-grid {
    grid-template-columns: repeat(5, 1fr);
  }
  
  .reviews-grid {
    grid-template-columns: repeat(3, 1fr);
  }
  
  .casestudy-grid {
    grid-template-columns: repeat(3, 1fr);
  }
  
  .process-grid {
    grid-template-columns: repeat(3, 1fr);
  }
  
  .timeline-grid {
    grid-template-columns: repeat(3, 1fr);
  }
  
  .career-grid {
    grid-template-columns: repeat(4, 1fr);
  }
  
  .coreinfo-grid {
    grid-template-columns: repeat(3, 1fr);
  }
  
  .blog-grid {
    grid-template-columns: repeat(3, 1fr);
  }
  
  .gallery-layout {
    grid-template-columns: repeat(4, 1fr);
  }
  
  .footer-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

/* Large Desktop (1200px and up) */
@media (min-width: 1200px) {
  .container {
    max-width: 1170px;
  }
  
  .hero-title {
    font-size: 2.59rem;
  }
  
  .hero-subtitle {
    font-size: 1.84rem;
  }
  
  .section-title {
    font-size: 2.28rem;
  }
  
  .services-grid {
    grid-template-columns: repeat(3, 1fr);
  }
  
  .coreinfo-grid {
    grid-template-columns: repeat(6, 1fr);
  }
  
  .contact-form {
    padding: var(--spacing-xxl);
  }
}

/* Extra Large Desktop (1400px and up) */
@media (min-width: 1400px) {
  .container {
    max-width: 1320px;
  }
  
  .hero-content {
    gap: 4rem;
    padding-top: 200px;
}
  
  .section {
    padding: 4rem 0;
  }
}

/* Specific Component Responsive Adjustments */

/* Navigation Responsive */
@media (max-width: 767px) {
  .navbar-toggler {
    display: block;
    background: none;
    border: none;
    color: var(--white);
    font-size: 1.64rem;
    cursor: pointer;
  }
  
  .navbar-collapse {
    display: none;
    width: 100%;
    background: var(--gradient-primary);
    position: absolute;
    top: 100%;
    left: 0;
    padding: var(--spacing-md);
    box-shadow: var(--shadow-md);
  }
  
  .navbar-collapse.show {
    display: block;
  }
  
  .navbar-nav {
    flex-direction: column;
    gap: var(--spacing-sm);
  }
}

/* Hero Section Responsive */
@media (max-width: 767px) {
  .hero-section {
    min-height: 80vh;
    padding: var(--spacing-xxl) 0;
  }
  
  .hero-content {
    flex-direction: column;
    text-align: center;
    gap: var(--spacing-xl);
    padding-top: 200px;
}
  
  .hero-image {
    order: -1;
  }
  
  .hero-image img {
    max-width: 300px;
    margin: 0 auto;
  }
}

/* Service Cards Responsive */
@media (max-width: 767px) {
  .service-card {
    text-align: center;
  }
  
  .service-price {
    font-size: var(--font-size-h2);
  }
}

/* Team Members Responsive */
@media (max-width: 767px) {
  .team-member {
    text-align: center;
  }
}

/* Contact Form Responsive */
@media (max-width: 767px) {
  .contact-section .row {
    flex-direction: column;
    gap: var(--spacing-xl);
  }
  
  .contact-form-col,
  .contact-info-col {
    flex: 1;
  }
}

/* FAQ Responsive */
@media (max-width: 767px) {
  .faq-question {
    font-size: var(--font-size-base);
    padding: var(--spacing-md);
  }
  
  .faq-answer {
    padding: var(--spacing-md);
  }
}

/* Gallery Responsive */
@media (max-width: 767px) {
  .gallery-layout {
    grid-template-columns: 1fr;
  }
  
  .gallery-item {
    margin-bottom: var(--spacing-md);
  }
}

/* Footer Responsive */
@media (max-width: 767px) {
  .footer-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
  }
  
  .footer-section {
    text-align: center;
  }
}

/* Process and Timeline Responsive */
@media (max-width: 767px) {
  .process-step,
  .timeline-item {
    padding-left: var(--spacing-xl);
  }
  
  .process-step::before {
    left: 0;
    width: 30px;
    height: 30px;
    font-size: var(--font-size-small);
  }
  
  .timeline-item::before {
    left: 10px;
    width: 8px;
    height: 8px;
  }
  
  .timeline-item::after {
    left: 13px;
  }
}

/* Utility Classes for Responsive Design */
.d-block-mobile {
  display: block;
}

.d-none-mobile {
  display: none;
}

@media (min-width: 768px) {
  .d-block-mobile {
    display: none;
  }
  
  .d-none-mobile {
    display: block;
  }
  
  .d-block-tablet {
    display: block;
  }
  
  .d-none-tablet {
    display: none;
  }
}

@media (min-width: 992px) {
  .d-block-tablet {
    display: none;
  }
  
  .d-none-tablet {
    display: block;
  }
  
  .d-block-desktop {
    display: block;
  }
  
  .d-none-desktop {
    display: none;
  }
}

@media (min-width: 1200px) {
  .d-block-desktop {
    display: none;
  }
  
  .d-none-desktop {
    display: block;
  }
  
  .d-block-large {
    display: block;
  }
  
  .d-none-large {
    display: none;
  }
}

/* Text Alignment Responsive */
.text-center-mobile {
  text-align: center;
}

@media (min-width: 768px) {
  .text-left-tablet {
    text-align: left;
  }
  
  .text-center-tablet {
    text-align: center;
  }
  
  .text-right-tablet {
    text-align: right;
  }
}

@media (min-width: 992px) {
  .text-left-desktop {
    text-align: left;
  }
  
  .text-center-desktop {
    text-align: center;
  }
  
  .text-right-desktop {
    text-align: right;
  }
}

/* Spacing Responsive */
@media (max-width: 767px) {
  .section-spacing-mobile {
    padding: var(--spacing-xl) 0;
  }
  
  .mb-mobile-0 { margin-bottom: 0; }
  .mb-mobile-1 { margin-bottom: var(--spacing-xs); }
  .mb-mobile-2 { margin-bottom: var(--spacing-sm); }
  .mb-mobile-3 { margin-bottom: var(--spacing-md); }
  .mb-mobile-4 { margin-bottom: var(--spacing-lg); }
  .mb-mobile-5 { margin-bottom: var(--spacing-xl); }
  
  .mt-mobile-0 { margin-top: 0; }
  .mt-mobile-1 { margin-top: var(--spacing-xs); }
  .mt-mobile-2 { margin-top: var(--spacing-sm); }
  .mt-mobile-3 { margin-top: var(--spacing-md); }
  .mt-mobile-4 { margin-top: var(--spacing-lg); }
  .mt-mobile-5 { margin-top: var(--spacing-xl); }
  
  .p-mobile-0 { padding: 0; }
  .p-mobile-1 { padding: var(--spacing-xs); }
  .p-mobile-2 { padding: var(--spacing-sm); }
  .p-mobile-3 { padding: var(--spacing-md); }
  .p-mobile-4 { padding: var(--spacing-lg); }
  .p-mobile-5 { padding: var(--spacing-xl); }
}

/* High DPI / Retina Display Support */
@media (-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi) {
  .hero-section::before {
    background-image: url('../SEC_images/hero-bg@2x.webp');
  }
}

/* Print Styles */
@media print {
  * {
    background: transparent;
    color: black;
    box-shadow: none;
    text-shadow: none;
  }
  
  .navbar,
  .footer,
  .btn,
  .gallery-section,
  .contact-section {
    display: none;
  }
  
  .hero-section,
  .section {
    padding: var(--spacing-md) 0;
  }
  
  .hero-section {
    min-height: auto;
    background: none;
  }
  
  .hero-section::before {
    display: none;
  }
  
  .section-title {
    font-size: var(--font-size-h3);
    margin-bottom: var(--spacing-sm);
  }
  
  .section-subtitle {
    font-size: var(--font-size-h4);
    margin-bottom: var(--spacing-xs);
  }
  
  .service-card,
  .priceplan-card,
  .feature-item,
  .about-feature,
  .team-member,
  .review-card,
  .casestudy-card,
  .career-item,
  .coreinfo-item,
  .blog-card {
    border: 1px solid #bdb4b4;
    box-shadow: none;
    margin-bottom: var(--spacing-md);
    padding: var(--spacing-md);
  }
  
  .gallery-layout,
  .services-grid,
  .features-grid,
  .priceplan-grid,
  .team-grid,
  .reviews-grid,
  .casestudy-grid,
  .process-grid,
  .timeline-grid,
  .career-grid,
  .coreinfo-grid,
  .blog-grid,
  .about-features {
    grid-template-columns: 1fr;
    gap: var(--spacing-sm);
  }
  
  a {
    color: black;
    text-decoration: underline;
  }
  
  .hero-title,
  .section-title {
    color: black;
  }
  
  .hero-description,
  .section-description {
    color: #5b5959;
  }
}