/* Heartz - Complete Responsive Stylesheet */

/* Mobile-First Responsive Design */

/* Tablet (Portrait) */
@media (max-width: 768px) {
    /* Global Container */
    .container {
        padding: 0 1rem;
    }
    
    /* Navigation - Stack vertically */
    .navbar {
        padding: 0.75rem 0;
    }
    
    .navbar .container {
        flex-direction: column;
        gap: 1rem;
        align-items: stretch;
    }
    
    .nav-brand {
        justify-content: center;
        font-size: 1.25rem;
    }
    
    .nav-menu {
        flex-direction: column;
        gap: 0.5rem;
        width: 100%;
    }
    
    .nav-menu li {
        width: 100%;
    }
    
    .nav-menu a {
        display: block;
        text-align: center;
        padding: 0.75rem;
    }
    
    /* Top navigation (logged in users) */
    .navbar .container > div:last-child {
        flex-wrap: wrap;
        justify-content: center;
        gap: 0.5rem;
    }
    
    .navbar .container > div:last-child > span {
        width: 100%;
        text-align: center;
        font-size: 0.9rem;
    }
    
    .navbar .container > div:last-child > a {
        flex: 1;
        text-align: center;
        font-size: 0.9rem;
        padding: 0.6rem 1rem;
    }
    
    /* Hero Section */
    .hero {
        padding: 3rem 0;
    }
    
    .hero .container {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    .hero-buttons {
        flex-direction: column;
    }
    
    .hero-buttons a {
        width: 100%;
        text-align: center;
    }
    
    .hero-stats {
        flex-direction: column;
        gap: 1.5rem;
    }
    
    .stat {
        text-align: center;
    }
    
    /* Section Titles */
    .section-title {
        font-size: 1.75rem;
    }
    
    /* Features Grid */
    .features-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    /* How It Works - Stack vertically */
    .steps {
        flex-direction: column;
        gap: 2rem;
    }
    
    .step-arrow {
        transform: rotate(90deg);
        font-size: 1.5rem;
    }
    
    /* Pricing Cards */
    .pricing-cards {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .pricing-card.featured {
        transform: none;
        order: -1; /* Show featured first on mobile */
    }
    
    .price {
        font-size: 2.5rem;
    }
    
    /* Dashboard */
    .dashboard-container {
        flex-direction: column;
    }
    
    .sidebar {
        width: 100%;
        padding: 1rem;
    }
    
    .sidebar nav a {
        padding: 0.75rem;
        text-align: center;
    }
    
    .dashboard-header {
        flex-direction: column;
        align-items: stretch;
        gap: 1rem;
        text-align: center;
    }
    
    .dashboard-header h1 {
        font-size: 1.5rem;
    }
    
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    /* Tables - Responsive */
    .recordings-table {
        overflow-x: auto;
    }
    
    table {
        min-width: 600px;
    }
    
    th, td {
        padding: 0.75rem;
        font-size: 0.9rem;
    }
    
    /* Forms */
    .form-container {
        padding: 2rem 1.5rem;
        margin: 2rem 0;
    }
    
    .form-group input,
    .form-group select {
        font-size: 16px; /* Prevents zoom on iOS */
    }
    
    /* Buttons */
    .btn-large {
        font-size: 1rem;
        padding: 0.875rem 1.5rem;
    }
    
    /* Footer */
    .footer-content {
        grid-template-columns: 1fr;
        gap: 2rem;
        text-align: center;
    }
    
    .footer-links {
        flex-direction: column;
        gap: 1.5rem;
    }
}

/* Small Mobile (< 375px) */
@media (max-width: 374px) {
    .hero-title {
        font-size: 1.75rem;
    }
    
    .section-title {
        font-size: 1.5rem;
    }
    
    .nav-brand {
        font-size: 1.1rem;
    }
    
    .price {
        font-size: 2rem;
    }
    
    .btn-large {
        font-size: 0.9rem;
        padding: 0.75rem 1.25rem;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
    }
}

/* Tablet (Landscape) */
@media (min-width: 769px) and (max-width: 1024px) {
    .navbar .container > div:last-child > span {
        max-width: 150px;
        overflow: hidden;
        text-overflow: ellipsis;
        white-space: nowrap;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .pricing-cards {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .pricing-card.featured {
        grid-column: 1 / -1;
        max-width: 500px;
        margin: 0 auto;
        width: 100%;
    }
    
    .stats-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

/* Large Tablets & Small Laptops */
@media (min-width: 1025px) and (max-width: 1280px) {
    .container {
        max-width: 1000px;
    }
    
    .hero-title {
        font-size: 3rem;
    }
    
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* Extra Large Screens */
@media (min-width: 1400px) {
    .container {
        max-width: 1320px;
    }
    
    .hero-title {
        font-size: 4rem;
    }
}

/* Landscape Orientation (Phones) */
@media (max-height: 600px) and (orientation: landscape) {
    .hero {
        padding: 2rem 0;
    }
    
    .hero-title {
        font-size: 1.75rem;
    }
    
    .hero-buttons {
        flex-direction: row;
        gap: 0.5rem;
    }
    
    .hero-stats {
        flex-direction: row;
        justify-content: space-around;
    }
    
    .form-container {
        margin: 1rem 0;
        padding: 1.5rem;
    }
    
    .navbar {
        padding: 0.5rem 0;
    }
}

/* Touch Device Optimizations */
@media (hover: none) and (pointer: coarse) {
    /* Larger touch targets */
    button,
    .btn-primary,
    .btn-secondary,
    .btn-outline,
    .btn-large,
    a {
        min-height: 44px; /* iOS recommended */
        min-width: 44px;
    }
    
    /* Remove hover effects on touch devices */
    .feature-card:hover,
    .pricing-card:hover,
    .btn-primary:hover,
    .btn-secondary:hover {
        transform: none;
    }
    
    /* Better tap feedback */
    button:active,
    .btn-primary:active,
    .btn-secondary:active {
        transform: scale(0.98);
    }
}

/* High DPI Displays (Retina) */
@media (-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi) {
    body {
        -webkit-font-smoothing: antialiased;
        -moz-osx-font-smoothing: grayscale;
    }
}

/* Accessibility - Reduced Motion */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* Dark Mode Support */
@media (prefers-color-scheme: dark) {
    :root {
        --bg-primary: #1a1a1a;
        --bg-secondary: #2a2a2a;
        --text-primary: #f0f0f0;
        --text-secondary: #b0b0b0;
        --border-light: #3a3a3a;
    }
    
    body {
        background: var(--bg-primary);
        color: var(--text-primary);
    }
    
    .navbar,
    .feature-card,
    .pricing-card,
    .form-container,
    .dashboard-header {
        background: var(--bg-secondary);
    }
    
    input,
    select,
    textarea {
        background: var(--bg-primary);
        color: var(--text-primary);
        border-color: var(--border-light);
    }
}

/* Print Styles */
@media print {
    .navbar,
    .footer,
    .hero-buttons,
    .disclaimer,
    button,
    .btn-primary,
    .btn-secondary,
    .btn-outline {
        display: none;
    }
    
    .container {
        max-width: 100%;
    }
    
    .pricing-card,
    .feature-card {
        break-inside: avoid;
        page-break-inside: avoid;
    }
    
    a {
        text-decoration: underline;
    }
    
    a[href^="http"]:after {
        content: " (" attr(href) ")";
        font-size: 0.8em;
    }
}

/* Safe Areas for Notched Devices (iPhone X+) */
@supports (padding: max(0px)) {
    .navbar,
    .container,
    .footer {
        padding-left: max(20px, env(safe-area-inset-left));
        padding-right: max(20px, env(safe-area-inset-right));
    }
    
    .navbar {
        padding-top: max(1rem, env(safe-area-inset-top));
    }
    
    .footer {
        padding-bottom: max(1rem, env(safe-area-inset-bottom));
    }
}

/* Utility Classes for Responsive Visibility */
.hide-mobile {
    display: initial;
}

.show-mobile {
    display: none;
}

@media (max-width: 768px) {
    .hide-mobile {
        display: none !important;
    }
    
    .show-mobile {
        display: initial !important;
    }
}

/* Responsive Text Sizes */
.text-responsive {
    font-size: clamp(1rem, 2vw, 1.25rem);
}

.title-responsive {
    font-size: clamp(1.5rem, 5vw, 3rem);
}

/* Responsive Spacing */
.section-padding {
    padding: clamp(2rem, 5vw, 6rem) 0;
}

/* Grid Auto-fit Pattern */
.responsive-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(100%, 300px), 1fr));
    gap: 1.5rem;
}

/* Flex Wrap Pattern */
.responsive-flex {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
}

.responsive-flex > * {
    flex: 1 1 calc(50% - 0.5rem);
    min-width: 250px;
}

@media (max-width: 768px) {
    .responsive-flex > * {
        flex: 1 1 100%;
    }
}