/**
 * Spaxel Dashboard - Expert Mode Styles
 *
 * Expert mode 3D scene layout with responsive canvas sizing.
 * Handles iOS Safari visual viewport quirks and bottom navigation spacing.
 *
 * WCAG 2.1 Touch Target Compliance:
 * - All interactive elements meet minimum 44x44px touch target size
 * - Touch targets are expanded using padding or pseudo-elements where needed
 */

/* ===== WCAG 2.1 Touch Target Compliance Utilities ===== */

/* Touch target expansion for small checkboxes */
.panel-form-checkbox input[type="checkbox"],
.pattern-checkbox input[type="checkbox"],
.timeline-category-checkbox input[type="checkbox"],
.sim-gdop-controls input[type="checkbox"] {
    /* Ensure checkbox touch area is 44x44px minimum */
    width: 18px;
    height: 18px;
    min-width: 18px;
    min-height: 18px;
    position: relative;
}

/* Expand checkbox hit area with pseudo-element */
.panel-form-checkbox input[type="checkbox"]::before,
.pattern-checkbox input[type="checkbox"]::before,
.timeline-category-checkbox input[type="checkbox"]::before,
.sim-gdop-controls input[type="checkbox"]::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 44px;
    height: 44px;
    border-radius: 50%;
}

/* Expand small toggle switches to 44px height */
.toggle-switch {
    min-height: 44px;
}

.toggle-switch .slider {
    min-height: 44px;
    height: 44px;
}

.toggle-switch .slider:before {
    width: 36px;
    height: 36px;
    top: 4px;
    left: 4px;
}

.toggle-switch input:checked + .slider:before {
    transform: translateX(22px);
}

/* Expand slider thumb touch area */
.panel-form-group input[type="range"] {
    height: 44px; /* Full touch target height */
    background: transparent;
    cursor: pointer;
}

.panel-form-group input[type="range"]::-webkit-slider-runnable-track {
    height: 6px;
    background: var(--bg-hover);
    border-radius: var(--radius-control);
    margin: 19px 0; /* Center track within 44px height */
}

.panel-form-group input[type="range"]::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 32px;
    height: 32px;
    background: var(--blue-10);
    border-radius: 50%;
    cursor: pointer;
    margin-top: -13px; /* Center thumb on track */
    transition: transform 0.1s;
}

.panel-form-group input[type="range"]::-webkit-slider-thumb:hover {
    transform: scale(1.15);
}

.panel-form-group input[type="range"]::-moz-range-track {
    height: 6px;
    background: var(--bg-hover);
    border-radius: var(--radius-control);
}

.panel-form-group input[type="range"]::-moz-range-thumb {
    width: 32px;
    height: 32px;
    background: var(--blue-10);
    border-radius: 50%;
    cursor: pointer;
    border: none;
}

/* Expand close button touch targets to 44x44px */
.panel-close,
.modal-close,
.panel-modal-close,
.sim-close-btn {
    min-width: 44px;
    min-height: 44px;
    width: 44px;
    height: 44px;
    font-size: 24px;
    line-height: 44px;
    padding: 0;
}

/* Expand context menu items to 44px minimum height */
.context-item,
.blob-context-menu-item {
    min-height: 44px;
    padding: 12px 16px;
}

/* Expand link list items to 44px minimum */
.link-item {
    min-height: 44px;
    padding: 12px 16px;
    font-size: 13px;
}

/* Ensure all buttons meet 44x44px minimum */
.panel-btn,
.modal-btn,
.btn,
.sim-btn,
.alert-banner-btn,
.timeline-filter-toggle,
.timeline-load-more-btn,
.view-btn,
#floorplan-btn,
.node-identify-btn {
    min-height: 44px;
    min-width: 44px;
    padding: 12px 20px;
    font-size: var(--text-sm);
}

/* Small buttons: expand with padding while keeping appearance compact */
.btn-sm,
.timeline-feedback-btn,
.timeline-seek-btn {
    min-height: 44px;
    min-width: 44px;
    padding: 14px 12px; /* Extra vertical padding to reach 44px */
}

/* Volume tools buttons */
.volume-tools button {
    min-height: 44px;
    min-width: 44px;
    padding: 12px 16px;
}

/* Hamburger tabs - ensure 44px minimum */
.hamburger-tab {
    min-height: 44px;
    min-width: 44px;
}

/* Hamburger items - already 44px, ensure explicit */
.hamburger-item {
    min-height: 44px;
    padding: 12px 16px;
}

/* Toast dismiss button */
.toast-dismiss {
    min-width: 44px;
    min-height: 44px;
    width: 44px;
    height: 44px;
    font-size: 18px;
}

/* Mode toggle buttons */
.mode-toggle-btn {
    min-height: 44px;
    min-width: 44px;
    padding: 12px 16px;
}

/* Action items */
.action-item .action-remove {
    min-width: 44px;
    min-height: 44px;
    padding: 12px 8px;
    font-size: var(--text-sm);
}

/* Sim item delete button */
.sim-item-delete {
    min-height: 44px;
    min-width: 44px;
    padding: 12px 16px;
}

/* Form controls */
.panel-form-group input[type="text"],
.panel-form-group input[type="number"],
.panel-form-group input[type="password"],
.panel-form-group input[type="email"],
.panel-form-group input[type="url"],
.panel-form-group select,
.panel-form-group textarea,
.panel-input,
.form-control,
.timeline-filter-select,
.timeline-search,
.timeline-date-input {
    min-height: 44px;
    padding: 12px 16px;
}

/* ===== Scene Container (3D Canvas) ===== */
#scene-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    /* Full viewport height by default */
    height: 100vh;
    /* Fallback for browsers that don't support viewport units */
    height: 100%;
    z-index: 1;
}

/* Canvas height adjustment when simple mode navigation is visible */
body.simple-mode #scene-container {
    /* Simple mode has 56px bottom nav, subtract from viewport height */
    height: calc(100vh - 56px);
}

/* iOS Safari-specific handling for visual viewport */
@supports (-webkit-touch-callout: none) {
    /* iOS Safari with visual viewport API */
    #scene-container {
        /* Use dynamic viewport height on iOS (handles address bar) */
        height: 100dvh;
    }

    body.simple-mode #scene-container {
        /* Subtract bottom navigation bar height */
        height: calc(100dvh - 56px);
    }
}

/* iOS Safari orientation change handling */
/* Prevent iOS Safari from scaling content on orientation change */
@supports (-webkit-touch-callout: none) {
    body {
        /* Prevent automatic text size adjustment on orientation change */
        -webkit-text-size-adjust: 100%;
    }
}

/* Ensure canvas doesn't overflow during transitions */
#scene-container canvas {
    display: block;
    max-width: 100%;
    max-height: 100%;
    /* Fix iOS Safari passive event listener warnings */
    touch-action: none;
}

/* Handle visual viewport resize events (iOS Safari keyboard, address bar) */
.visual-viewport-resizing #scene-container {
    /* Prevent layout shift during visual viewport changes */
    pointer-events: none;
}

/* ===== Status Bar ===== */
#status-bar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: 40px;
    background: var(--overlay-panel);
    z-index: 100;
    display: flex;
    align-items: center;
    padding: 0 16px;
    border-bottom: 1px solid var(--bg-hover);
}

/* Adjust scene container when status bar is visible */
#status-bar ~ #scene-container {
    top: 40px;
    height: calc(100vh - 40px);
}

/* Simple mode navigation bar adjustment */
body.simple-mode .simple-quick-actions {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    height: 56px;
    z-index: 100;
}

/* Simple mode navigation bar safe area support */
@supports (padding: max(0px)) {
    body.simple-mode .simple-quick-actions {
        /* Add safe area inset for home indicator on iOS */
        padding-bottom: env(safe-area-inset-bottom);
        height: calc(56px + env(safe-area-inset-bottom));
    }

    body.simple-mode #scene-container {
        /* Adjust height calculation to account for safe area bottom */
        height: calc(100vh - env(safe-area-inset-top) - env(safe-area-inset-bottom) - 56px);
        height: calc(100dvh - env(safe-area-inset-top) - env(safe-area-inset-bottom) - 56px);
    }
}

/* ===== Mode Toggle Bar ===== */
.mode-toggle-bar {
    position: fixed;
    top: 40px;
    left: 0;
    right: 0;
    height: 44px;
    z-index: 90;
}

/* Adjust scene container when mode toggle bar is visible */
.mode-toggle-bar ~ #scene-container,
body:not(.simple-mode) .mode-toggle-bar ~ #scene-container {
    top: 84px; /* 40px status bar + 44px mode toggle bar */
    height: calc(100vh - 84px);
}

/* Both status bar and mode toggle bar present */
#status-bar .mode-toggle-bar ~ #scene-container {
    top: 84px;
    height: calc(100vh - 84px);
}

/* ===== Alert Banner ===== */
#alert-banner {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 5000;
}

/* Adjust scene container when alert banner is visible */
#alert-banner.visible ~ #scene-container {
    top: 60px; /* Approximate alert banner height */
    height: calc(100vh - 60px);
}

/* ===== Orientation-specific adjustments ===== */

/* Landscape orientation */
@media screen and (orientation: landscape) {
    #scene-container {
        /* In landscape, ensure full height is used */
        height: 100vh;
        height: 100dvh;
    }

    body.simple-mode #scene-container {
        height: calc(100vh - 56px);
        height: calc(100dvh - 56px);
    }

    /* Adjust for landscape status bar */
    #status-bar ~ #scene-container {
        height: calc(100vh - 40px);
        height: calc(100dvh - 40px);
    }

    /* Adjust for landscape mode toggle bar */
    .mode-toggle-bar ~ #scene-container {
        height: calc(100vh - 44px);
        height: calc(100dvh - 44px);
    }
}

/* Portrait orientation */
@media screen and (orientation: portrait) {
    #scene-container {
        height: 100vh;
        height: 100dvh;
    }

    body.simple-mode #scene-container {
        height: calc(100vh - 56px);
        height: calc(100dvh - 56px);
    }
}

/* ===== Responsive breakpoints ===== */

/* Small mobile devices */
@media screen and (max-width: 600px) {
    #scene-container {
        height: 100vh;
        height: 100dvh;
    }

    body.simple-mode #scene-container {
        height: calc(100vh - 56px);
        height: calc(100dvh - 56px);
    }

    /* On small mobile, status bar and mode toggle may stack */
    #status-bar ~ .mode-toggle-bar ~ #scene-container {
        top: 84px;
        height: calc(100vh - 84px);
        height: calc(100dvh - 84px);
    }
}

/* Tablets and larger */
@media screen and (min-width: 601px) {
    #scene-container {
        height: 100vh;
        height: 100dvh;
    }
}

/* ===== Safe area insets for notched devices ===== */
@supports (padding: max(0px)) {
    body {
        /* Add safe area insets to body for iOS Safari notch/home indicator */
        padding-top: env(safe-area-inset-top);
        padding-bottom: env(safe-area-inset-bottom);
    }

    #scene-container {
        /* Use safe-area-inset for devices with notches (iPhone X+) */
        padding-left: env(safe-area-inset-left);
        padding-right: env(safe-area-inset-right);
    }

    /* Adjust height calculation to account for safe areas */
    #scene-container {
        height: calc(100vh - env(safe-area-inset-top) - env(safe-area-inset-bottom));
        height: calc(100dvh - env(safe-area-inset-top) - env(safe-area-inset-bottom));
    }

    body.simple-mode #scene-container {
        /* Simple mode: also subtract bottom nav height */
        height: calc(100vh - env(safe-area-inset-top) - env(safe-area-inset-bottom) - 56px);
        height: calc(100dvh - env(safe-area-inset-top) - env(safe-area-inset-bottom) - 56px);
    }
}

/* ===== Prevent overscroll/bounce on iOS ===== */
@supports (-webkit-touch-callout: none) {
    #scene-container {
        /* Prevent rubber-band scrolling effect */
        -webkit-overflow-scrolling: touch;
        overscroll-behavior: none;
    }
}

/* ===== Loading state ===== */
#scene-container.loading {
    opacity: 0.5;
    pointer-events: none;
    transition: opacity 0.3s ease;
}

/* ===== Hide scene container in simple mode ===== */
body.simple-mode #scene-container {
    display: none;
}

/* ===== Expert mode specific styles ===== */
body:not(.simple-mode) #scene-container {
    display: block;
}