/* Global Styles & Theme Variables */
:root {
    --main-color: #00ff41;
    --bg-color: #1a1a1a;
    --panel-bg-color: #1c1c1c;
    --border-color: rgba(0, 255, 65, 0.4);
    --bg-hover-color: rgba(0, 255, 65, 0.1);
    --glitch-color1: #ff00ff;
    --glitch-color2: #00ffff;
    --header-height: 60px;
    --footer-height: 80px;
}

/* Base & Reset */
* {
    box-sizing: border-box;
    -webkit-tap-highlight-color: transparent;
    border-radius: 0 !important; /* Force sharp corners */
}

html, body {
    height: 100%;
    margin: 0;
    padding: 0;
    overflow: hidden;
    background-color: var(--bg-color);
    color: var(--main-color);
    font-family: 'Roboto Mono', monospace;
}

body {
    background-image: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%232a2a2a' fill-opacity='0.4'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
    font-size: 1rem;
}

.hidden {
    display: none !important;
}

.hide-on-mobile {
    display: none;
}

/* Classe para esconder elementos de forma acessível */
.visually-hidden-input {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}


/* Loading Screen */
#loading-screen {
    position: fixed; inset: 0; z-index: 100;
    background-color: var(--bg-color);
    display: flex; align-items: center; justify-content: center;
    transition: opacity 0.5s ease-out, visibility 0.5s;
}
body.loaded #loading-screen {
    opacity: 0;
    visibility: hidden;
}

/* Main App Structure */
.app-container {
    display: flex;
    flex-direction: column;
    height: 100%;
    opacity: 0;
    transition: opacity 0.5s ease-in;
}
body.loaded .app-container {
    opacity: 1;
}

/* Mobile Header */
.main-header {
    position: fixed; top: 0; left: 0; right: 0; z-index: 20;
    display: flex; justify-content: space-between; align-items: center;
    height: var(--header-height);
    padding: 0 1rem;
    background-color: var(--bg-color);
    border-bottom: 1px solid var(--border-color);
}
.main-header .logo-container {
    width: 150px;
    height: 40px;
}
.static-subtone-logo-mobile-full {
    width: 100%;
    height: 100%;
    font-family: 'VT323', monospace;
    font-size: 80px;
    fill: var(--main-color);
}
.static-subtone-logo-mobile-full #logo-text,
.static-subtone-logo-mobile-full #icon {
    fill: var(--main-color);
}


/* Canvas Area */
.canvas-wrapper {
    flex-grow: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1rem;
    padding-top: var(--header-height);
    padding-bottom: var(--footer-height);
    min-height: 0;
    position: relative;
}
#imageCanvas {
    border: 2px solid var(--border-color);
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    background-color: rgba(0, 0, 0, 0.2);
}

/* Upload Placeholder */
#upload-placeholder {
    width: 100%; height: 100%;
    max-width: 512px; max-height: 512px;
    border: 2px dashed var(--border-color);
    display: flex; align-items: center; justify-content: center;
    cursor: pointer;
    transition: background-color 0.3s, border-color 0.3s;
    padding: 2rem;
}
#upload-placeholder:hover, #upload-placeholder.drag-over {
    background-color: var(--bg-hover-color);
    border-color: var(--main-color);
}
.upload-placeholder-content { text-align: center; color: var(--border-color); transition: color 0.3s; pointer-events: none; }
#upload-placeholder:hover .upload-placeholder-content, #upload-placeholder.drag-over .upload-placeholder-content { color: var(--main-color); }
.placeholder-title { font-family: 'VT323', monospace; font-size: 1.5rem; color: var(--main-color); margin-top: 1rem; margin-bottom: 0.5rem; }
.placeholder-text { font-size: 1rem; margin: 0; }

/* Mobile Footer */
.footer-bar {
    position: fixed; bottom: 0; left: 0; right: 0; z-index: 20;
    display: flex; align-items: center;
    height: var(--footer-height);
    padding: 0 1rem;
    background-color: var(--bg-color);
    border-top: 1px solid var(--border-color);
}
.effects-menu {
    flex-grow: 1;
    display: flex;
    gap: 0.5rem;
    overflow-x: auto;
    scrollbar-width: none;
    -webkit-mask-image: linear-gradient(to right, black 90%, transparent 100%);
    mask-image: linear-gradient(to right, black 90%, transparent 100%);
}
.effects-menu::-webkit-scrollbar { display: none; }

.effect-item {
    cursor: pointer;
    padding: 0.5rem 1rem;
    transition: background-color 0.3s, border-color 0.3s, opacity 0.3s, padding 0.2s;
    border: 1px solid var(--border-color);
    white-space: nowrap;
    font-size: 0.9rem;
    background-color: transparent;
    color: var(--main-color);
    opacity: 0.6;
}
.effect-item:hover {
    opacity: 1;
    background-color: var(--bg-hover-color);
}
.effect-item.active {
    background-color: var(--bg-hover-color);
    border-color: var(--main-color);
    opacity: 1;
    font-weight: 700;
}

/* Controls Panel (Mobile Bottom Sheet) */
.panel-overlay {
    position: fixed; inset: 0; z-index: 30;
    background-color: rgba(0, 0, 0, 0.6);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease-in-out;
}
.panel-overlay.open { opacity: 1; pointer-events: auto; }

.controls-panel {
    position: fixed;
    bottom: 0; left: 0; right: 0; z-index: 40;
    max-height: 85%;
    background-color: var(--panel-bg-color);
    border-top: 1px solid var(--border-color);
    transform: translateY(100%);
    transition: transform 0.3s ease-in-out;
    display: flex;
    flex-direction: column;
}
.controls-panel.open { transform: translateY(0); }

.panel-header-mobile {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem;
    border-bottom: 1px solid var(--border-color);
    flex-shrink: 0;
}
.panel-title { font-family: 'VT323', monospace; font-size: 1.5rem; margin: 0; }
.panel-content { 
    padding: 1.5rem; 
    overflow-y: auto; 
}
.panel-header-desktop { display: none; } /* Hide desktop header on mobile */

/* Adiciona espaçamento consistente entre os elementos do painel */
.panel-content > * + * {
    margin-top: 1.5rem;
}

/* Custom Scrollbar for WebKit browsers (Chrome, Safari) */
.panel-content::-webkit-scrollbar {
    width: 8px;
}
.panel-content::-webkit-scrollbar-track {
    background: transparent;
}
.panel-content::-webkit-scrollbar-thumb {
    background-color: var(--border-color);
    border: 2px solid var(--panel-bg-color);
}
/* Custom Scrollbar for Firefox */
.panel-content {
    scrollbar-width: thin;
    scrollbar-color: var(--border-color) transparent;
}


/* Accordion Controls */
.accordion-container { display: flex; flex-direction: column; gap: 1.5rem; }
.accordion-item { border: 1px solid var(--border-color); }
.accordion-header {
    background: transparent; border: none; color: var(--main-color);
    width: 100%;
    padding: 1rem;
    display: flex; justify-content: space-between; align-items: center;
    cursor: pointer; font-size: 1.1rem; font-family: inherit;
}
.accordion-icon { transition: transform 0.3s; }
.accordion-header.active .accordion-icon { transform: rotate(180deg); }
.accordion-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease-out;
}
.accordion-content.open {
    /* A altura é definida via JS para animação correta */
}
.accordion-content-inner {
    padding-bottom: 1rem;
    padding-left: 1rem;
    padding-right: 1rem;
}
.controls-section > * + * { margin-top: 1rem; }

/* Buttons */
.action-button {
    border: 1px solid var(--border-color);
    padding: 0.75rem 1rem;
    text-align: center;
    transition: background-color 0.3s;
    cursor: pointer;
    font-size: 1rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 0.5rem;
    background-color: transparent;
    color: var(--main-color);
    font-family: inherit;
}
.action-button:hover { background-color: var(--bg-hover-color); }
.action-button.full-width { width: 100%; justify-content: center; }
.icon-button { padding: 0.5rem; justify-content: center; }
.button-hint { font-size: 0.875rem; opacity: 0.7; }

/* Form Controls (Sliders, Switches) */
.control-row-flex { display: flex; align-items: center; justify-content: space-between; }
input[type="range"] {
    -webkit-appearance: none;
    width: 100%; height: 2px;
    background: var(--border-color);
    outline: none; opacity: 0.7;
    transition: opacity .2s;
    margin-top: 0.5rem;
}
input[type="range"]:hover { opacity: 1; }
input[type="range"]::-webkit-slider-thumb {
    -webkit-appearance: none; appearance: none;
    width: 14px; height: 22px;
    background: var(--main-color);
    cursor: pointer;
    border: 1px solid var(--bg-color);
}
input[type="range"]::-moz-range-thumb {
    width: 14px; height: 22px;
    background: var(--main-color);
    cursor: pointer;
    border: 1px solid var(--bg-color);
}

/* Slider Tooltip */
.slider-tooltip {
    position: absolute;
    background-color: var(--main-color);
    color: var(--bg-color);
    padding: 0.25rem 0.75rem;
    font-size: 1rem;
    font-weight: bold;
    pointer-events: none;
    transform: translate(-50%, -150%);
    transition: opacity 0.2s;
    z-index: 50;
}

.switch { position: relative; display: inline-block; width: 44px; height: 24px; flex-shrink: 0; }
.switch input { opacity: 0; width: 0; height: 0; }
.switch-slider { position: absolute; cursor: pointer; top: 0; left: 0; right: 0; bottom: 0; background-color: transparent; border: 1px solid var(--border-color); transition: .4s; }
.switch-slider:before { position: absolute; content: ""; height: 16px; width: 16px; left: 3px; bottom: 3px; background-color: var(--main-color); transition: .4s; }
input:checked + .switch-slider { background-color: var(--bg-hover-color); }
input:checked + .switch-slider:before { transform: translateX(20px); }

.pattern-selector { display: flex; gap: 0.5rem; margin-top: 0.25rem; }
.pattern-btn {
    background: transparent; border: 1px solid var(--border-color);
    padding: 0.25rem 0.75rem; flex-grow: 1;
    transition: background-color 0.3s;
    color: var(--main-color); font-family: inherit; cursor: pointer;
}
.pattern-btn.active, .pattern-btn:hover { background: var(--bg-hover-color); }

/* Logo Animations */
.logo-container.animated { width: 300px; position: relative; }
.logo-container.animated .subtone-logo { width: 100%; height: auto; font-family: 'VT323', monospace; font-size: 80px; }
.logo-container.animated #icon { fill: var(--main-color); }
.logo-container.animated #bar1 { animation: bar-wave 2s infinite ease-in-out 0s; }
.logo-container.animated #bar2 { animation: bar-wave 2s infinite ease-in-out 0.2s; }
.logo-container.animated #bar3 { animation: bar-wave 2s infinite ease-in-out 0.4s; }
.logo-container.animated #logo-text { fill: var(--main-color); animation: text-glitch 5s infinite steps(1); }
.logo-container.animated::after { content: ''; position: absolute; top: 0; left: 0; width: 100%; height: 100%; background: linear-gradient(to bottom, transparent 0%, rgba(0,0,0,0.4) 50%, transparent 100%); background-size: 100% 8px; animation: scanline 4s linear infinite; pointer-events: none; opacity: 0.4; }

@keyframes bar-wave { 0%, 100% { transform: scaleY(0.6) translateY(12px); } 50% { transform: scaleY(1) translateY(0); } }
@keyframes text-glitch { 0%, 18%, 22%, 25%, 53%, 57%, 100% { fill: var(--main-color); transform: translateX(0); } 20% { fill: var(--glitch-color1); transform: translateX(-2px); } 24% { fill: var(--glitch-color2); transform: translateX(2px); } 55% { fill: var(--glitch-color1); transform: translate(2px, -2px); } 56% { fill: var(--glitch-color2); transform: translate(-2px, 2px); } }
@keyframes scanline { from { background-position-y: 0; } to { background-position-y: 100px; } }

/* Desktop Styles */
@media (min-width: 1024px) {
    .hide-on-mobile {
        display: block;
    }

    /* Hide mobile-only elements */
    .main-header,
    .footer-bar,
    .panel-overlay,
    .panel-header-mobile {
        display: none;
    }

    .canvas-wrapper {
        padding: 2rem;
        padding-left: 390px;
    }
    
    .controls-panel {
        transform: translateX(0);
        transition: none;
        position: fixed;
        left: 0; top: 0; bottom: 0;
        width: 370px;
        max-height: 100%;
        border-top: none;
        border-right: 1px solid var(--border-color);
        padding: 2rem;
        background-color: var(--bg-color);
    }
    
    .panel-header-desktop {
        display: flex;
        justify-content: center;
        margin-bottom: 2rem;
    }
    .logo-container-desktop {
        width: 200px;
    }
    .static-subtone-logo-desktop {
        width: 100%;
        height: auto;
        font-family: 'VT323', monospace;
        font-size: 80px;
        fill: var(--main-color);
    }
    .static-subtone-logo-desktop #logo-text,
    .static-subtone-logo-desktop #icon {
        fill: var(--main-color);
    }

    .effects-menu-desktop-container {
        border: 1px solid var(--border-color);
        padding: 1rem;
    }
    .effects-menu-title {
        font-weight: 700;
        margin-bottom: 1rem;
        font-size: 1.25rem;
        line-height: 1.75rem;
    }
    .effects-menu-desktop {
        display: grid;
        grid-template-columns: repeat(2, calc(50% - 0.25rem));
        gap: 0.5rem;
    }
    .effects-menu-desktop .effect-item {
        padding: 0.75rem;
        text-align: center;
        justify-content: center;
    }
}