/* Responsive Design - Vyomfin Consulting */

/* Mobile First Approach */

/* Small devices (phones, 576px and up) */
@media (min-width: 576px) {
    .container {
        max-width: 540px;
    }
    
    .hero-title {
        font-size: 3rem;
    }
    
    .startup-carousel {
        gap: 1rem;
    }
}

/* Medium devices (tablets, 768px and up) */
@media (min-width: 768px) {
    .container {
        max-width: 720px;
        padding: 0 1.5rem;
    }
    
    .hero-section {
        padding: 10rem 0 8rem;
    }
    
    .section-padding {
        padding: 6rem 0;
    }
    
    .grid-md-2 {
        display: grid;
        grid-template-columns: repeat(2, 1fr);
        gap: 2rem;
    }
    
    .grid-md-3 {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        gap: 2rem;
    }
    
    .service-card {
        padding: 2.5rem;
    }
    
    .navbar {
        padding: 1rem 0;
    }
    
    .nav-links {
        display: flex;
        gap: 0.5rem;
    }
    
    .mobile-menu {
        display: none;
    }
}

/* Large devices (desktops, 992px and up) */
@media (min-width: 992px) {
    .container {
        max-width: 960px;
    }
    
    .hero-title {
        font-size: 4rem;
    }
    
    .grid-lg-2 {
        display: grid;
        grid-template-columns: repeat(2, 1fr);
        gap: 3rem;
    }
    
    .grid-lg-3 {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        gap: 2.5rem;
    }
    
    .grid-lg-4 {
        display: grid;
        grid-template-columns: repeat(4, 1fr);
        gap: 2rem;
    }
    
    .startup-carousel {
        gap: 2rem;
    }
    
    .startup-card {
        width: 14rem;
        padding: 2rem;
    }
}

/* Extra large devices (large desktops, 1200px and up) */
@media (min-width: 1200px) {
    .container {
        max-width: 1140px;
    }
    
    .hero-section {
        padding: 12rem 0 10rem;
    }
    
    .section-padding {
        padding: 8rem 0;
    }
}

/* Extra extra large devices (1400px and up) */
@media (min-width: 1400px) {
    .container {
        max-width: 1320px;
    }
}

/* Mobile Navigation */
@media (max-width: 767px) {
    .desktop-nav {
        display: none !important;
    }
    
    #mobile-menu-button {
        display: block !important;
        background: none;
        border: none;
        font-size: 1.5rem;
        color: var(--charcoal);
        cursor: pointer;
        padding: 0.5rem;
        z-index: 1001;
        position: relative;
    }
    
    #mobile-menu {
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: white;
        border-top: 1px solid #E5E7EB;
        padding: 1rem;
        z-index: 1000;
        box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    }
    
    #mobile-menu.hidden {
        display: none;
    }
    
    #mobile-menu .nav-link {
        display: block;
        padding: 1rem;
        border-bottom: 1px solid #F3F4F6;
        text-decoration: none;
        color: var(--charcoal);
    }
    
    /* Ensure mobile visibility */
    body {
        min-height: 100vh !important;
        visibility: visible !important;
        opacity: 1 !important;
    }
    
    html {
        visibility: visible !important;
    }
    
    .hero-section {
        padding: 6rem 0 4rem;
        text-align: center;
    }
    
    .hero-title {
        font-size: 2.5rem;
        line-height: 1.1;
    }
    
    .hero-subtitle {
        font-size: 1.1rem;
        margin-bottom: 2rem;
    }
    
    .hero-buttons {
        flex-direction: column;
        gap: 1rem;
        align-items: stretch;
    }
    
    .btn-primary,
    .btn-secondary {
        width: 100%;
        justify-content: center;
        padding: 1rem;
    }
}

/* Service Pages Responsive */
@media (max-width: 768px) {
    .service-hero {
        padding: 5rem 0 3rem;
    }
    
    .service-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .process-timeline {
        padding: 0;
    }
    
    .process-step {
        flex-direction: column;
        text-align: center;
    }
    
    .dashboard-cards {
        grid-template-columns: repeat(2, 1fr);
        gap: 1rem;
    }
    
    .metrics-card {
        padding: 1rem;
    }
}

/* Contact Form Responsive */
@media (max-width: 768px) {
    .contact-form {
        padding: 2rem 1rem;
    }
    
    .form-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .form-input,
    .form-textarea {
        font-size: 16px; /* Prevents zoom on iOS */
    }
}

/* Footer Responsive */
@media (max-width: 768px) {
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
        text-align: center;
    }
    
    .footer-social {
        justify-content: center;
    }
}

/* Print Styles */
@media print {
    .hero-section {
        background: white !important;
        color: black !important;
        padding: 2rem 0 !important;
    }
    
    .hero-title {
        color: black !important;
        background: none !important;
        -webkit-text-fill-color: initial !important;
    }
    
    .section-padding {
        padding: 1rem 0 !important;
    }
    
    .service-card {
        break-inside: avoid;
        margin-bottom: 1rem;
    }
    
    .btn-primary,
    .btn-secondary,
    .carousel-btn {
        display: none !important;
    }
    
    .startup-carousel {
        display: block !important;
    }
    
    .startup-card {
        display: inline-block;
        width: auto !important;
        margin: 0.5rem;
    }
}

/* High DPI Displays */
@media (-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi) {
    .service-icon {
        image-rendering: -webkit-optimize-contrast;
        image-rendering: crisp-edges;
    }
}

/* Accessibility */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    .startup-carousel {
        transition: none !important;
    }
    
    .service-card:hover {
        transform: none !important;
    }
}

/* Dark Mode Support */
@media (prefers-color-scheme: dark) {
    :root {
        --charcoal: #F9FAFB;
        --medium-grey: #D1D5DB;
        --light-bg: #1F2937;
    }
    
    body {
        background: #111827;
        color: var(--charcoal);
    }
    
    .service-card {
        background: #1F2937;
        border-color: #374151;
    }
    
    .navbar {
        background: rgba(31, 41, 55, 0.95);
        border-color: rgba(75, 85, 99, 0.8);
    }
    
    .form-input {
        background: #1F2937;
        border-color: #374151;
        color: var(--charcoal);
    }
}