/* ============================================
   STOCKGLIMPSE - RESPONSIVE STYLES
   Breakpoints for all screen sizes
   ============================================ */

/*
   Breakpoint Reference:
   - xs:  < 480px   (small phones)
   - sm:  480-639px (large phones)
   - md:  640-767px (tablets portrait)
   - lg:  768-1023px (tablets landscape, small laptops)
   - xl:  1024-1279px (laptops)
   - 2xl: 1280-1439px (medium-large displays)
   - 3xl: 1440px+ (large displays)

   MacBook Air M1: 2560x1600 @ 2x = ~1280x800 effective
*/

/* ============================================
   GLOBAL HEADER FIX
   Prevent layout breaking on all screen sizes
   ============================================ */

nav > .flex.items-center.gap-3 {
    flex-shrink: 1;
    min-width: 0;
}

/* ============================================
   EXTRA SMALL SCREENS (< 480px)
   Small phones like iPhone SE
   ============================================ */

@media (max-width: 479px) {
    /* Header - Very compact */
    nav.h-16 {
        height: 3.5rem;
        padding-left: 0.75rem;
        padding-right: 0.75rem;
    }

    nav .text-xl {
        font-size: 1rem;
    }

    nav .p-2 {
        padding: 0.375rem;
    }

    nav .w-5.h-5 {
        width: 1rem;
        height: 1rem;
    }

    /* Theme toggle smaller */
    .theme-toggle {
        width: 32px;
        height: 32px;
        border-radius: 8px;
    }

    .theme-toggle .w-5 {
        width: 1rem;
        height: 1rem;
    }

    /* Sidebar - Full width overlay on mobile */
    aside.w-full {
        position: fixed;
        top: 3.5rem;
        left: 0;
        right: 0;
        bottom: 0;
        z-index: 30;
        max-height: calc(100vh - 3.5rem);
        overflow-y: auto;
    }

    aside .p-6 {
        padding: 1rem;
    }

    /* Upload section */
    #upload-section .p-6 {
        padding: 1rem;
    }

    #upload-section .w-12 {
        width: 2.5rem;
        height: 2.5rem;
    }

    #upload-section .text-xl {
        font-size: 1rem;
    }

    #upload-section .text-sm {
        font-size: 0.7rem;
    }

    /* Control bar - Stack buttons */
    #control-bar > div {
        flex-direction: column;
        gap: 0.5rem;
    }

    #control-bar .flex.gap-2 {
        width: 100%;
        flex-wrap: wrap;
        justify-content: center;
    }

    #control-bar button {
        font-size: 0.65rem;
        padding: 0.5rem 0.75rem;
    }

    #control-bar #start-btn {
        width: 100%;
        justify-content: center;
    }

    /* Status bar compact */
    #status-bar {
        padding: 0.5rem 0.75rem;
        gap: 0.5rem;
        flex-wrap: wrap;
    }

    #status-bar #status-text {
        font-size: 0.6rem;
        max-width: 120px;
    }

    /* Result cards */
    #results-grid .rounded-xl {
        border-radius: 0.75rem;
    }

    #results-grid .p-4 {
        padding: 0.75rem;
    }

    /* Dialogs - Full screen on mobile */
    #key-dialog > div > div,
    #analytics-dialog > div > div,
    #compliance-dialog > div > div,
    #inclusion-dialog > div > div,
    #exclusion-dialog > div > div {
        width: 100%;
        max-width: 100%;
        height: 100%;
        max-height: 100%;
        border-radius: 0;
        margin: 0;
    }

    #key-dialog .p-6,
    #analytics-dialog .p-6,
    #compliance-dialog .p-6 {
        padding: 1rem;
    }

    /* Footer very compact */
    footer {
        padding: 1rem;
    }

    footer .flex.items-center.gap-2\.5 {
        gap: 0.5rem;
    }

    footer .text-base {
        font-size: 0.875rem;
    }

    footer .p-2 {
        padding: 0.375rem;
    }

    footer .w-4 {
        width: 0.875rem;
        height: 0.875rem;
    }

    /* Trending widget compact */
    #trending-widget {
        gap: 0.5rem;
    }

    #trending-keywords {
        gap: 0.25rem;
    }

    #trending-keywords span {
        font-size: 0.5rem;
        padding: 0.125rem 0.375rem;
    }
}

/* ============================================
   SMALL SCREENS (480-639px)
   Large phones
   ============================================ */

@media (min-width: 480px) and (max-width: 639px) {
    nav.h-16 {
        height: 3.75rem;
        padding-left: 1rem;
        padding-right: 1rem;
    }

    nav .text-xl {
        font-size: 1.125rem;
    }

    /* Sidebar spacing */
    aside .p-6 {
        padding: 1.25rem;
    }

    /* Upload section */
    #upload-section .p-6 {
        padding: 1.25rem;
    }

    /* Control bar */
    #control-bar > div {
        flex-wrap: wrap;
        gap: 0.5rem;
    }

    #control-bar button {
        font-size: 0.7rem;
    }

    /* Dialogs - Nearly full screen */
    #key-dialog > div > div,
    #analytics-dialog > div > div,
    #compliance-dialog > div > div {
        width: 95%;
        max-height: 90vh;
        border-radius: 1rem;
    }

    /* Footer */
    footer {
        padding: 1rem 1.25rem;
    }

    footer .flex-col {
        gap: 1rem;
    }
}

/* ============================================
   MEDIUM SCREENS (640-767px)
   Tablets in portrait
   ============================================ */

@media (min-width: 640px) and (max-width: 767px) {
    /* Show some header items */
    nav .gap-3 {
        gap: 0.5rem;
    }

    /* Sidebar - Still full width but better styled */
    aside.w-full {
        border-right: none;
        border-bottom: 1px solid var(--border-primary, #e2e8f0);
    }

    /* Control bar - Horizontal with wrap */
    #control-bar .flex.gap-2 {
        flex-wrap: wrap;
    }

    #control-bar button span {
        display: none;
    }

    #control-bar #start-btn span,
    #control-bar #batch-mode-text {
        display: inline;
    }

    /* Dialogs */
    #key-dialog > div > div,
    #analytics-dialog > div > div,
    #compliance-dialog > div > div {
        width: 90%;
        max-width: 500px;
    }
}

/* ============================================
   LARGE SCREENS (768-1023px)
   Tablets landscape, small laptops
   ============================================ */

@media (min-width: 768px) and (max-width: 1023px) {
    /* Header - Compact layout */
    nav {
        padding-left: 0.75rem;
        padding-right: 0.75rem;
    }

    nav .gap-3 {
        gap: 0.375rem;
    }

    /* Header buttons - Icons only, no text */
    nav .hidden.md\:flex span.text-xs {
        display: none;
    }

    nav .hidden.md\:flex .px-3 {
        padding: 0.5rem;
    }

    /* Theme input - Hide on tablets */
    #theme-wrapper {
        display: none !important;
    }

    /* Platform selector - Compact, icon only */
    nav .hidden.md\:flex.items-center.gap-2.px-3 {
        padding: 0.5rem;
    }

    nav .hidden.md\:flex.items-center.gap-2.px-3 .relative {
        display: none;
    }

    /* Developer credit - Hide on tablets */
    nav .hidden.md\:flex.items-center.gap-3.px-4 {
        display: none !important;
    }

    /* Sidebar - Narrower */
    aside.md\:w-\[320px\] {
        width: 260px;
    }

    aside .p-6 {
        padding: 1rem;
    }

    /* Workspace padding */
    #scroll-container.md\:p-10 {
        padding: 1.5rem;
    }

    /* Control bar buttons - Compact */
    #control-bar button {
        padding-left: 0.75rem;
        padding-right: 0.75rem;
        font-size: 0.65rem;
    }

    /* Hide some button text */
    #control-bar #reset-data-btn span,
    #control-bar #batch-mode-btn span {
        display: none;
    }

    /* Dialogs - Reasonable width */
    #key-dialog > div > div {
        width: 420px;
    }

    #analytics-dialog > div > div,
    #compliance-dialog > div > div {
        width: 480px;
    }
}

/* ============================================
   EXTRA LARGE SCREENS (1024-1279px)
   Standard laptops
   ============================================ */

@media (min-width: 1024px) and (max-width: 1279px) {
    /* Header - Compact layout */
    nav {
        padding-left: 1rem;
        padding-right: 1rem;
    }

    nav .gap-3 {
        gap: 0.5rem;
    }

    /* Theme input - Smaller */
    #theme-wrapper .theme-flip-front span.text-xs,
    #theme-wrapper .theme-flip-back .relative {
        display: none;
    }

    #theme-wrapper .theme-flip-front,
    #theme-wrapper .theme-flip-back {
        padding: 0.5rem 0.75rem;
    }

    /* Header buttons - Smaller text */
    nav .hidden.md\:flex span.text-xs {
        font-size: 0.6rem;
    }

    nav .hidden.md\:flex .px-3 {
        padding-left: 0.5rem;
        padding-right: 0.5rem;
    }

    /* Developer credit - Hide text, show avatar only */
    nav .hidden.md\:flex.items-center.gap-3.px-4 {
        padding: 0.375rem;
        gap: 0;
    }

    nav .hidden.md\:flex.items-center.gap-3.px-4 .flex-col,
    nav .hidden.md\:flex.items-center.gap-3.px-4 > i {
        display: none;
    }

    /* Sidebar - Standard */
    aside.md\:w-\[320px\] {
        width: 280px;
    }

    aside .p-6 {
        padding: 1rem;
    }

    /* Dialogs */
    #analytics-dialog > div > div,
    #compliance-dialog > div > div {
        width: 520px;
    }
}

/* ============================================
   2XL SCREENS (1280-1439px)
   Medium-large displays
   ============================================ */

@media (min-width: 1280px) and (max-width: 1439px) {
    /* Header - Slightly compact */
    nav .gap-3 {
        gap: 0.5rem;
    }

    /* Theme input - Compact */
    #theme-wrapper .theme-flip-front span.text-xs {
        font-size: 0.65rem;
    }

    #theme-wrapper .w-44 {
        width: 8rem;
    }

    /* Header buttons - Smaller */
    nav .hidden.md\:flex span.text-xs {
        font-size: 0.65rem;
    }

    nav .hidden.md\:flex .px-3 {
        padding-left: 0.625rem;
        padding-right: 0.625rem;
    }

    /* Developer credit - Compact */
    nav .hidden.md\:flex.items-center.gap-3.px-4 {
        padding: 0.375rem 0.5rem;
        gap: 0.375rem;
    }

    nav .hidden.md\:flex.items-center.gap-3.px-4 .w-8 {
        width: 1.5rem;
        height: 1.5rem;
    }

    nav .hidden.md\:flex.items-center.gap-3.px-4 .text-\[10px\] {
        display: none;
    }

    nav .hidden.md\:flex.items-center.gap-3.px-4 .text-xs {
        font-size: 0.6rem;
    }

    /* Sidebar */
    aside.md\:w-\[320px\] {
        width: 300px;
    }

    /* Workspace padding */
    #scroll-container.md\:p-10 {
        padding: 2rem;
    }
}

/* ============================================
   3XL SCREENS (1440px+)
   Large displays, external monitors
   ============================================ */

@media (min-width: 1440px) {
    /* Everything at full design spec */
    nav .gap-3 {
        gap: 0.75rem;
    }

    /* Show all header elements */
    nav .hidden.md\:flex span.text-xs {
        display: inline;
    }

    /* Sidebar - Full width */
    aside.md\:w-\[320px\] {
        width: 320px;
    }

    /* Workspace - More padding */
    #scroll-container.md\:p-10 {
        padding: 2.5rem;
    }
}

/* ============================================
   ULTRA WIDE SCREENS (1536px+)
   4K displays, ultra-wide monitors
   ============================================ */

@media (min-width: 1536px) {
    /* Constrain max width for readability */
    .max-w-7xl {
        max-width: 1400px;
    }

    /* Larger dialogs */
    #analytics-dialog > div > div,
    #compliance-dialog > div > div {
        width: 600px;
    }

    /* Larger result cards */
    #results-grid {
        gap: 1.5rem;
    }
}

/* ============================================
   HEIGHT-BASED ADJUSTMENTS
   For short screens (landscape phones, etc.)
   ============================================ */

@media (max-height: 600px) {
    /* Compact header */
    nav.h-16 {
        height: 3rem;
    }

    /* Reduce sidebar padding */
    aside .p-6 {
        padding: 0.75rem;
    }

    aside .space-y-6 > * + * {
        margin-top: 0.75rem;
    }

    /* Compact upload section */
    #upload-section .p-6 {
        padding: 1rem;
    }

    #upload-section .mb-3 {
        margin-bottom: 0.5rem;
    }

    /* Footer minimal */
    footer {
        padding: 0.5rem 1rem;
    }

    footer .flex-col {
        flex-direction: row;
        gap: 1rem;
    }

    /* Dialogs - Scrollable */
    #key-dialog > div > div,
    #analytics-dialog > div > div,
    #compliance-dialog > div > div {
        max-height: 95vh;
        overflow-y: auto;
    }
}

@media (max-height: 500px) {
    /* Hide splash faster */
    #splash-screen {
        animation-delay: 1.5s;
    }

    /* Very compact header */
    nav.h-16 {
        height: 2.5rem;
    }

    nav .text-xl {
        font-size: 0.875rem;
    }

    /* Minimal footer */
    footer {
        padding: 0.375rem 0.75rem;
    }

    footer .text-base {
        font-size: 0.75rem;
    }

    footer .mb-2 {
        margin-bottom: 0;
    }
}

/* ============================================
   TOUCH DEVICE OPTIMIZATIONS
   ============================================ */

@media (hover: none) and (pointer: coarse) {
    /* Larger touch targets */
    button {
        min-height: 44px;
        min-width: 44px;
    }

    /* Increase spacing for touch */
    #control-bar .flex.gap-2 {
        gap: 0.5rem;
    }

    /* Remove hover effects that don't work on touch */
    .drop-zone:hover {
        transform: none;
    }

    .theme-toggle:hover {
        transform: none;
    }

    /* Larger checkboxes and inputs */
    input[type="text"],
    input[type="password"],
    select {
        min-height: 44px;
        font-size: 16px; /* Prevent iOS zoom */
    }
}

/* ============================================
   PRINT STYLES
   ============================================ */

@media print {
    /* Hide interactive elements */
    nav,
    aside,
    #control-bar,
    #status-bar,
    footer,
    #splash-screen,
    .theme-toggle-wrapper,
    button {
        display: none !important;
    }

    /* Full width content */
    main {
        width: 100% !important;
        margin: 0 !important;
        padding: 0 !important;
    }

    /* White background */
    body,
    main,
    .bg-slate-100,
    .bg-white {
        background: white !important;
    }

    /* Show results in print-friendly format */
    #results-grid {
        display: block !important;
    }

    #results-grid > div {
        page-break-inside: avoid;
        margin-bottom: 1rem;
        border: 1px solid #ccc;
    }
}

/* ============================================
   REDUCED MOTION
   For users who prefer reduced motion
   ============================================ */

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

    /* Skip splash screen */
    #splash-screen {
        display: none;
    }
}

/* ============================================
   HIGH CONTRAST MODE
   ============================================ */

@media (prefers-contrast: high) {
    /* Increase border visibility */
    .border,
    .border-slate-100,
    .border-slate-200 {
        border-width: 2px;
        border-color: currentColor;
    }

    /* Stronger text contrast */
    .text-slate-400,
    .text-slate-500 {
        color: var(--slate-700) !important;
    }

    [data-theme="dark"] .text-slate-400,
    [data-theme="dark"] .text-slate-500 {
        color: var(--slate-300) !important;
    }
}