/* Image Viewer Toolbar */
.iv-toolbar {
    display: flex;
    flex-wrap: wrap;
    gap: 0.7rem;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.2rem;
    background: var(--card-bg);
    border-radius: 8px;
    padding: 0.7rem 1rem;
    box-shadow: 0 1px 6px rgba(0,0,0,0.07);
}
.iv-toolbar button, .iv-toolbar select, .iv-toolbar input[type=range] {
    font-family: 'Montserrat', Arial, Helvetica, sans-serif;
    font-size: 1rem;
    border-radius: 5px;
    border: 1px solid #bbb;
    padding: 0.3em 0.7em;
    margin: 0 0.2em;
    background: #f7f7fa;
    color: #222;
    transition: background 0.2s, color 0.2s;
}
.iv-toolbar button:hover, .iv-toolbar select:focus {
    background: var(--accent);
    color: #fff;
}
.iv-color {
    width: 1.5em; height: 1.5em; border-radius: 50%; border: 2px solid #fff; margin: 0 0.1em; cursor: pointer;
    outline: 2px solid #bbb;
    transition: outline 0.2s;
}
.iv-color.selected, .iv-color:focus {
    outline: 2px solid #1e88e5;
}
#iv-canvas-wrap {
    min-height: 400px;
    min-width: 300px;
    background: #222;
    border: 1px solid #444;
    position: relative;
}
#iv-image, #iv-draw {
    border-radius: 8px;
}
.iv-menu {
    position: relative;
    margin-right: 1.2rem;
}
.iv-menu-btn {
    background: #f7f7fa;
    color: #222;
    border: 1px solid #bbb;
    border-radius: 5px;
    padding: 0.3em 1.1em;
    font-family: 'Montserrat', Arial, Helvetica, sans-serif;
    font-size: 1rem;
    cursor: pointer;
    transition: background 0.2s, color 0.2s;
}
.iv-menu-btn:hover, .iv-menu-btn:focus {
    background: var(--accent);
    color: #fff;
}
.iv-menu-dropdown {
    display: none;
    position: absolute;
    left: 0;
    top: 2.2em;
    min-width: 180px;
    background: var(--card-bg);
    border: 1px solid #bbb;
    border-radius: 7px;
    box-shadow: 0 2px 12px rgba(0,0,0,0.13);
    padding: 0.7em 1em;
    z-index: 10;
}
.iv-menu-dropdown label, .iv-menu-dropdown select, .iv-menu-dropdown button, .iv-menu-dropdown span {
    display: block;
    margin-bottom: 0.7em;
}
.iv-menu-dropdown label:last-child, .iv-menu-dropdown select:last-child, .iv-menu-dropdown button:last-child, .iv-menu-dropdown span:last-child {
    margin-bottom: 0;
}
.iv-menu-dropdown input[type=range] {
    width: 100%;
}

/* Photoshop-style menu bar */
.iv-menubar-ps {
    background: #23272e;
    color: #f7f7fa;
    font-family: 'Montserrat', Arial, Helvetica, sans-serif;
    border-bottom: 1px solid #444;
    box-shadow: 0 2px 8px rgba(0,0,0,0.08);
    padding: 0;
    margin-bottom: 1.2rem;
    user-select: none;
}
.iv-menu-list {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    list-style: none;
    margin: 0;
    padding: 0 1.2rem;
    height: 2.4em;
}
.iv-menu-item {
    position: relative;
    height: 100%;
}
.iv-menu-btn {
    background: none;
    color: #f7f7fa;
    border: none;
    font-size: 1.05em;
    font-family: inherit;
    padding: 0 1.1em;
    height: 2.4em;
    cursor: pointer;
    border-radius: 0;
    transition: background 0.18s, color 0.18s;
}
.iv-menu-btn:hover, .iv-menu-btn:focus, .iv-menu-item.open > .iv-menu-btn {
    background: #3a3f4b;
    color: #fff;
}
.iv-menu-dropdown {
    display: none;
    position: absolute;
    left: 0;
    top: 100%;
    min-width: 200px;
    background: #23272e;
    color: #f7f7fa;
    border: 1px solid #444;
    border-radius: 0 0 7px 7px;
    box-shadow: 0 4px 16px rgba(0,0,0,0.18);
    padding: 0.7em 1em;
    z-index: 20;
}
.iv-menu-item.open > .iv-menu-dropdown {
    display: block;
}
.iv-menu-dropdown label, .iv-menu-dropdown select, .iv-menu-dropdown button, .iv-menu-dropdown span, .iv-menu-dropdown li {
    display: block;
    margin-bottom: 0.7em;
    color: #f7f7fa;
}
.iv-menu-dropdown label:last-child, .iv-menu-dropdown select:last-child, .iv-menu-dropdown button:last-child, .iv-menu-dropdown span:last-child, .iv-menu-dropdown li:last-child {
    margin-bottom: 0;
}
.iv-menu-dropdown input[type=range] {
    width: 100%;
}
.iv-menu-dropdown button, .iv-menu-dropdown select {
    background: #2d313a;
    color: #f7f7fa;
    border: 1px solid #555;
    border-radius: 4px;
    padding: 0.3em 0.7em;
    font-size: 1em;
}
.iv-menu-dropdown button:hover, .iv-menu-dropdown select:focus {
    background: #3a3f4b;
    color: #fff;
}
.iv-menu-hint {
    color: #aaa;
    font-size: 0.98em;
    margin-left: 2em;
    pointer-events: none;
}
#iv-colors {
    display: flex;
    gap: 0.4em;
    margin-top: 0.2em;
}
.iv-color {
    width: 1.5em; height: 1.5em; border-radius: 50%; border: 2px solid #fff; margin: 0 0.1em; cursor: pointer;
    outline: 2px solid #bbb;
    transition: outline 0.2s;
}
.iv-color.selected, .iv-color:focus {
    outline: 2px solid #1e88e5;
}

/*
 * Seamless, modern tool selection UI for Draw menu
 * Remove button appearance from .iv-tool-btn, blend into dropdown, add hover/selected effects
 */
#iv-tools {
    display: flex;
    gap: 0.5em;
    padding: 0.25em 0.5em;
    background: none;
    border: none;
    box-shadow: none;
    align-items: center;
}
.iv-tool-btn {
    background: none;
    border: none;
    color: #e0e0e0;
    font: inherit;
    padding: 0.25em 0.9em 0.25em 0.5em;
    margin: 0;
    border-radius: 4px;
    cursor: pointer;
    transition: background 0.15s, color 0.15s;
    box-shadow: none;
    outline: none;
    position: relative;
    min-width: 0;
    min-height: 0;
    letter-spacing: 0.01em;
    opacity: 0.85;
}
.iv-tool-btn:hover,
.iv-tool-btn:focus {
    background: rgba(255,255,255,0.07);
    color: #fff;
    opacity: 1;
}
.iv-tool-btn.selected {
    background: linear-gradient(90deg, #2d2f36 60%, #23242a 100%);
    color: #fff;
    font-weight: 600;
    opacity: 1;
    box-shadow: 0 1px 4px 0 rgba(0,0,0,0.08);
}
/* Remove button outline on click */
.iv-tool-btn:active {
    outline: none;
}
/* Remove default button styles for color buttons as well */
#iv-colors .iv-color {
    border: none;
    outline: none;
    box-shadow: none;
    margin: 0 0.15em;
    width: 1.2em;
    height: 1.2em;
    border-radius: 50%;
    cursor: pointer;
    transition: box-shadow 0.15s, border 0.15s;
    border: 2px solid transparent;
}
#iv-colors .iv-color.selected {
    border: 2px solid #fff;
    box-shadow: 0 0 0 2px #1976d2;
}
#iv-colors {
    display: flex;
    gap: 0.2em;
    padding: 0.25em 0.5em;
    align-items: center;
    background: none;
}
/* Remove button appearance from menu dropdowns */
.iv-menu-dropdown button {
    background: none;
    border: none;
    color: #e0e0e0;
    font: inherit;
    padding: 0.3em 1.2em 0.3em 1.2em;
    margin: 0;
    border-radius: 4px;
    cursor: pointer;
    transition: background 0.15s, color 0.15s;
    box-shadow: none;
    outline: none;
    min-width: 0;
    min-height: 0;
    letter-spacing: 0.01em;
    opacity: 0.85;
}
.iv-menu-dropdown button:hover,
.iv-menu-dropdown button:focus {
    background: rgba(255,255,255,0.07);
    color: #fff;
    opacity: 1;
}