/* CodeSlate - Full Glass UI Overhaul */
:root {
    --font-stack: -apple-system, BlinkMacSystemFont, "San Francisco", "Helvetica Neue", sans-serif;
    --font-mono: 'SF Mono', 'Menlo', 'Monaco', 'Courier New', monospace;

    /* Themeable colors - Light (Default) */
    --bg-color: #f7fbff;
    --bg-gradient: radial-gradient(circle at top, #f7fbff 0, #e3e7f0 40%, #d7dde8 100%);

    --text-primary: #1c1c1e;
    /* Deep Slate */
    --text-secondary: rgba(60, 60, 67, 0.6);

    --glass-bg: rgba(255, 255, 255, 0.25);
    --glass-border: rgba(255, 255, 255, 0.4);
    --glass-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.1);
    --glass-blur: 25px;
    --glass-highlight: rgba(255, 255, 255, 0.6);

    --success-color: #34C759;
    /* Apple Green */
    --danger-color: #FF3B30;
    /* Apple Red */

    --logo-color: #000000;
    --nav-toggle-bar-color: #1c1c1e;

    --transition-smooth: cubic-bezier(0.25, 1, 0.5, 1);
}


[data-theme="dark"] {
    /* AMOLED-friendly Darkest Black Glass */
    --bg-color: #000000;
    --bg-gradient: none;

    --text-primary: #ffffff;
    --text-secondary: rgba(235, 235, 245, 0.6);

    --glass-bg: rgba(40, 40, 40, 0.6);
    --glass-border: rgba(255, 255, 255, 0.15);
    --glass-shadow: 0 12px 40px 0 rgba(0, 0, 0, 0.85);

    --success-color: #30D158;
    --danger-color: #FF453A;

    --logo-color: #ffffff;
    --nav-toggle-bar-color: #f5f5f7;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: var(--font-stack);
    /* Background driven by CSS variables for smooth theme switching */
    background-color: var(--bg-color);
    background-image: var(--bg-gradient);
    color: var(--text-primary);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    overflow-x: hidden;
    position: relative;
    transition: background-color 0.6s cubic-bezier(0.4, 0.0, 0.2, 1), color 0.6s cubic-bezier(0.4, 0.0, 0.2, 1);
}

/* Glass Pane Class (Reusable) */
.glass-pane {
    background: var(--glass-bg);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border: 1px solid var(--glass-border);
    box-shadow: 0 8px 32px 0 rgba(31, 38, 135, 0.15);
    border-radius: 24px;
    transition: background-color 0.6s cubic-bezier(0.4, 0.0, 0.2, 1), color 0.6s cubic-bezier(0.4, 0.0, 0.2, 1), border-color 0.6s ease,
        background 0.6s cubic-bezier(0.4, 0.0, 0.2, 1), box-shadow 0.6s cubic-bezier(0.4, 0.0, 0.2, 1);
}

/* Floating Capsule Navbar */
.navbar {
    position: fixed;
    top: 25px;
    left: 50%;
    transform: translateX(-50%);
    width: min(1100px, calc(100% - 32px));
    padding: 18px 28px;
    z-index: 1000;
    display: flex;
    justify-content: space-between;
    align-items: center;

    /* Glass Styles */
    background: var(--glass-bg);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border: 1px solid var(--glass-border);
    border-radius: 60px;
    /* Capsule/Pill shape */
    box-shadow: var(--glass-shadow);
    transition: background-color 0.6s cubic-bezier(0.4, 0.0, 0.2, 1), color 0.6s cubic-bezier(0.4, 0.0, 0.2, 1), border-color 0.6s ease,
        background 0.6s cubic-bezier(0.4, 0.0, 0.2, 1), box-shadow 0.6s cubic-bezier(0.4, 0.0, 0.2, 1);
}

.logo {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--logo-color);
    text-shadow: 0 1px 0 rgba(255, 255, 255, 0.4);
    letter-spacing: -0.5px;
    text-decoration: none;
}

.nav-links {
    display: flex;
    align-items: center;
}

.nav-links span {
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--text-secondary);
    font-family: var(--font-mono);
}

/* Workspace Layout */
.workspace-container {
    display: flex;
    padding: 130px 20px 140px;
    /* Top pad for navbar, bottom for dock */
    gap: 20px;
    justify-content: center;
    max-width: 1600px;
    margin: 0 auto;
    width: 100%;
    flex: 1;
}

.main-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    max-width: 1000px;
}

/* Editor Container */
.editor-wrapper {
    flex: 1;
    padding: 24px;
    position: relative;
    /* Glass Pane applied via class or mixed in */
    background: var(--glass-bg);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border: 1px solid var(--glass-border);
    box-shadow: var(--glass-shadow);
    border-radius: 24px;
    display: flex;
    flex-direction: column;
    min-height: 500px;
    /* Ensure bottom padding so content isn't hidden behind toolbar on mobile if overlapping */
    padding-bottom: 80px;
    transition: background-color 0.6s cubic-bezier(0.4, 0.0, 0.2, 1), color 0.6s cubic-bezier(0.4, 0.0, 0.2, 1), border-color 0.6s ease,
        background 0.6s cubic-bezier(0.4, 0.0, 0.2, 1), box-shadow 0.6s cubic-bezier(0.4, 0.0, 0.2, 1);
}

#code-editor {
    width: 100%;
    flex: 1;
    /* Neutral editor surface so the animated mesh reads only as background */
    background: rgba(255, 255, 255, 0.06);
    border: none;
    outline: none;
    resize: none;
    overflow-y: auto;
    /* Enable vertical scrolling */

    font-family: 'Ubuntu Mono', monospace;
    font-size: 15px;
    line-height: 1.6;
    color: var(--text-primary);
    border-radius: 16px;
    padding: 12px 12px 14px;
}

/* Custom Scrollbar for Editor */
#code-editor::-webkit-scrollbar {
    width: 10px;
}

#code-editor::-webkit-scrollbar-track {
    background: rgba(0, 0, 0, 0.05);
    border-radius: 10px;
}

#code-editor::-webkit-scrollbar-thumb {
    background: rgba(0, 0, 0, 0.2);
    border-radius: 10px;
}

#code-editor::-webkit-scrollbar-thumb:hover {
    background: rgba(0, 0, 0, 0.4);
}

[data-theme="dark"] #code-editor::-webkit-scrollbar-track {
    background: rgba(255, 255, 255, 0.05);
}

[data-theme="dark"] #code-editor::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.2);
}

[data-theme="dark"] #code-editor::-webkit-scrollbar-thumb:hover {
    background: rgba(255, 255, 255, 0.4);
}

#code-editor::placeholder {
    color: rgba(0, 0, 0, 0.3);
}


/* Sticky "Dock" Toolbar */

/* Footer Toolbar (Static Flow) */
.toolbar-container {
    position: relative;
    /* Changed from fixed */
    margin-top: 20px;
    padding-bottom: 40px;
    left: auto;
    transform: none;
    width: 100%;
    z-index: 1000;
    display: flex;
    justify-content: center;
}


.toolbar {
    display: flex;
    gap: 16px;
    align-items: center;
    padding: 16px 24px;

    /* Dock Glass Style */
    background: var(--glass-bg);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border: 1px solid var(--glass-border);
    border-radius: 32px;
    /* iOS Dock shape */
    box-shadow: var(--glass-shadow);
    transition: background-color 0.6s cubic-bezier(0.4, 0.0, 0.2, 1), color 0.6s cubic-bezier(0.4, 0.0, 0.2, 1), border-color 0.6s ease,
        background 0.6s cubic-bezier(0.4, 0.0, 0.2, 1), box-shadow 0.6s cubic-bezier(0.4, 0.0, 0.2, 1);
}

/* Buttons */
.btn-toolbar {
    background: rgba(255, 255, 255, 0.18);
    border: 1px solid rgba(255, 255, 255, 0.35);
    border-radius: 12px;
    padding: 10px 18px;
    font-size: 0.95rem;
    cursor: pointer;
    color: var(--text-primary);
    transition: all 0.2s cubic-bezier(0.2, 0.8, 0.2, 1);
    display: flex;
    align-items: center;
    gap: 8px;
    white-space: nowrap;
    /* Prevent text wrapping inside button */
}

/* Mobile Toolbar Fixes */
@media (max-width: 768px) {
    .toolbar-container {
        padding-bottom: 20px;
    }

    .toolbar {
        flex-wrap: wrap;
        /* Allow buttons to wrap */
        justify-content: center;
        gap: 10px;
        /* Smaller gap */
        padding: 12px;
        border-radius: 20px;
        width: 95%;
        /* Use almost full width */
        max-width: none;
    }

    .btn-text-label {
        display: none;
        /* Hide text on small screens to save space */
    }

    .btn-toolbar {
        padding: 10px;
        /* Square-ish buttons */
    }

    .toolbar-right .divider-vertical {
        display: none;
    }
}



.btn-toolbar:hover {
    background: rgba(255, 255, 255, 0.35);
    transform: scale(1.05);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
}

/* Specific Tints */
#saveBtn {
    color: #1c1c1e;
    background: rgba(0, 0, 0, 0.05);
}

#saveBtn:hover {
    background: rgba(0, 0, 0, 0.1);
}

#downloadBtn {
    color: #2e7d32;
    /* Darker green for text */
    background: rgba(46, 204, 113, 0.2);
    /* Green Glass */
    border-color: rgba(46, 204, 113, 0.3);
}

#downloadBtn:hover {
    background: rgba(46, 204, 113, 0.3);
}

#eraseBtn {
    color: #c0392b;
    background: rgba(231, 76, 60, 0.2);
    /* Red Glass */
    border-color: rgba(231, 76, 60, 0.3);
}

#eraseBtn:hover {
    background: rgba(231, 76, 60, 0.3);
}

.divider {
    width: 1px;
    height: 24px;
    background: rgba(0, 0, 0, 0.1);
    margin: 0 4px;
}

.spacer {
    flex: 1;
}

/* Download Modal */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.15);
    /* Lighter dim */
    backdrop-filter: blur(5px);
    z-index: 2000;
    display: flex;
    justify-content: center;
    align-items: center;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
}

.modal-overlay.active {
    opacity: 1;
    pointer-events: auto;
}

.glass-modal {
    background: rgba(255, 255, 255, 0.75);
    backdrop-filter: blur(35px);
    -webkit-backdrop-filter: blur(35px);
    border: 1px solid rgba(255, 255, 255, 0.6);
    border-radius: 30px;
    padding: 30px;
    width: 90%;
    max-width: 420px;
    box-shadow: 0 25px 60px rgba(0, 0, 0, 0.2);
    transform: scale(0.9);
    transition: transform 0.3s cubic-bezier(0.19, 1, 0.22, 1);
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.modal-body {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.input-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.helper-text {
    font-size: 0.8rem;
    color: var(--text-secondary);
    margin-top: -4px;
}

.modal-overlay.active .glass-modal {
    transform: scale(1);
}

.modal-header h3 {
    font-weight: 700;
    font-size: 1.5rem;
    color: var(--text-primary);
}

.input-group label {
    display: block;
    margin-bottom: 8px;
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-secondary);
}

/* Clean transparent inputs */
.glass-input {
    width: 100%;
    padding: 12px 16px;
    /* Neutral frosted surface so the animated mesh stays behind the UI */
    background: rgba(255, 255, 255, 0.22);
    border: none;
    border-radius: 12px;
    font-size: 1rem;
    color: var(--text-primary);
    outline: none;
    transition: all 0.2s;
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
}

.glass-input:focus {
    background: rgba(255, 255, 255, 0.30);
    box-shadow: 0 0 0 4px rgba(0, 0, 0, 0.05);
}

.download-group {
    display: flex;
    align-items: center;
    gap: 10px;
}

.download-container {
    display: flex;
    align-items: center;
    gap: 8px;
    background: rgba(255, 255, 255, 0.1);
    padding: 4px;
    border-radius: 14px;
    border: 1px solid rgba(255, 255, 255, 0.15);
}

.input-with-select {
    display: flex;
    align-items: center;
    gap: 4px;
}

.glass-input-small {
    background: rgba(255, 255, 255, 0.15);
    border: none;
    border-radius: 8px;
    padding: 6px 10px;
    color: var(--text-primary);
    font-size: 0.9rem;
    width: 120px;
    outline: none;
    font-family: var(--font-mono);
}

.glass-input-small::placeholder {
    color: rgba(var(--text-primary), 0.4);
}

.glass-select-small {
    background: rgba(255, 255, 255, 0.22);
    /* Match glass-input */
    border: none;
    border-radius: 12px;
    padding: 12px 16px;
    color: var(--text-primary);
    font-size: 1rem;
    outline: none;
    cursor: pointer;
    font-family: 'Ubuntu Mono', monospace;
    width: 100%;
    appearance: none;
    /* Custom look */
    -webkit-appearance: none;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
}

.glass-select-small option {
    background: var(--bg-color);
    color: var(--text-primary);
    padding: 10px;
}


/* Update download button in container to be smaller/integrated */
.download-container .tool-btn {
    padding: 8px 12px;
    border-radius: 10px;
    background: rgba(46, 204, 113, 0.2);
    color: #2e7d32;
    margin-left: 0;
}

.download-container .tool-btn:hover {
    background: rgba(46, 204, 113, 0.3);
}

.row-group {
    display: flex;
    gap: 10px;
}

.modal-footer {
    display: flex;
    justify-content: flex-end;
    gap: 12px;
    margin-top: 10px;
}

.modal-btn {
    padding: 12px 24px;
    border-radius: 12px;
    font-size: 1rem;
    font-weight: 600;
    border: none;
    cursor: pointer;
    transition: all 0.2s;
}

.modal-btn-primary {
    background: #1c1c1e;
    color: #fff;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.15);
}

.modal-btn-primary:hover {
    background: #006ce6;
    transform: translateY(-1px);
}

.modal-btn-secondary {
    background: rgba(0, 0, 0, 0.05);
    color: var(--text-secondary);
}

.modal-btn-secondary:hover {
    background: rgba(0, 0, 0, 0.1);
}

/* Danger button variant for custom modals */
.modal-btn-danger {
    background: rgba(231, 76, 60, 0.2);
    color: #c0392b;
    border: 1px solid rgba(231, 76, 60, 0.3);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.modal-btn-danger:hover {
    background: rgba(231, 76, 60, 0.28);
    transform: translateY(-1px);
}

/* Toast */
.toast {
    position: fixed;
    top: 100px;
    /* Moved down below navbar */
    left: 50%;
    transform: translateX(-50%) translateY(-20px);
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    padding: 12px 24px;
    border-radius: 50px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    display: flex;
    align-items: center;
    gap: 8px;
    opacity: 0;
    pointer-events: none;
    transition: all 0.4s cubic-bezier(0.19, 1, 0.22, 1);
    z-index: 3000;
    font-weight: 500;
}

.toast.show {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
}

/* --- Cinematic Animations & Transitions --- */

@keyframes glassEnter {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes glassExit {
    from {
        opacity: 1;
        transform: scale(1);
    }

    to {
        opacity: 0;
        transform: scale(0.95);
    }
}

@keyframes warpExit {
    from {
        opacity: 1;
        transform: scale(1);
        filter: blur(0);
    }

    to {
        opacity: 0;
        transform: scale(1.2);
        filter: blur(10px);
    }
}

@keyframes slideDownExit {
    from {
        opacity: 1;
        transform: translateY(0);
    }

    to {
        opacity: 0;
        transform: translateY(100px);
    }
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

.page-enter {
    animation: glassEnter 0.6s var(--transition-smooth) forwards;
}

.page-exit {
    animation: glassExit 0.5s var(--transition-smooth) forwards;
}

.warp-exit {
    animation: warpExit 0.8s var(--transition-smooth) forwards;
}

.slide-down-exit {
    animation: slideDownExit 0.8s var(--transition-smooth) forwards;
}

/* Ensure page transitions don't "fight" hover micro-interactions during exit */
.page-exit,
.warp-exit,
.slide-down-exit {
    pointer-events: none;
}

/* Loading Spinner */
.spinner {
    width: 20px;
    height: 20px;
    border: 2px solid rgba(0, 0, 0, 0.1);
    border-top-color: #1c1c1e;
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
    display: none;
}

.spinner.active {
    display: inline-block;
}

/* Mobile Responsive */
/* --- Responsive Overhaul --- */

/* Laptop & Tablet Landscape (max-width: 1024px) */
@media (max-width: 1024px) {
    .workspace-container {
        padding: 110px 15px 140px;
    }

    .navbar {
        width: calc(100% - 24px);
        top: 20px;
    }

    .main-content {
        max-width: 100%;
    }
}

/* Tablet Portrait & Large Phone (max-width: 768px) */
@media (max-width: 768px) {
    .hero {
        padding: 6rem 1rem 3rem;
    }

    .hero h1 {
        font-size: 2.5rem;
    }

    .info-container {
        width: 95%;
        padding: 2rem;
    }

    /* Fix Toolbar: Use Dock style that fits */
    .toolbar-container {
        width: 92%;
        max-width: 600px;
        bottom: 20px;
    }

    .toolbar {
        padding: 12px 16px;
        gap: 10px;
    }

    /* Ensure editor doesn't overflow */
    .editor-wrapper {
        min-height: 60vh;
        /* Use VH for better mobile fit */
        padding: 16px;
    }
}

/* Mobile (max-width: 480px) */
@media (max-width: 480px) {
    .workspace-container {
        padding: 120px 20px 180px;
    }

    .navbar {
        padding: 14px 20px;
        border-radius: 40px;
    }

    .logo {
        font-size: 1.1rem;
    }

    /* Stack Key Input Form */
    .key-input-container {
        flex-direction: column;
        padding: 16px;
        gap: 16px;
    }

    .key-input {
        width: 100%;
        text-align: center;
        border-bottom: 1px solid rgba(0, 0, 0, 0.1);
        padding-bottom: 10px;
    }

    [data-theme="dark"] .key-input {
        border-bottom-color: rgba(255, 255, 255, 0.1);
    }

    .btn-primary {
        width: auto;
        min-width: 180px;
        align-self: center;
        justify-content: center;
    }

    /* Editor: Scrollable, fixes for small screens */
    #code-editor {
        width: 100%;
        flex: 1;
        background: rgba(255, 255, 255, 0.06);
        border: none;
        outline: none;
        resize: none;
        overflow-y: auto;
        /* Allow scrolling */
        font-family: var(--font-mono);
        font-size: 13px;
        /* Slightly smaller text */
        line-height: 1.5;
        color: var(--text-primary);
        border-radius: 16px;
        padding: 12px 12px 14px;
    }

    /* ... styles ... */

    /* Stack Toolbar Buttons in 2x2 Grid for touch targets if needed, or keep scrollable row */
    .toolbar-container {
        width: 95%;
        bottom: 15px;
        /* Stick to bottom */
    }

    .toolbar {
        display: flex;
        /* Keep flex for row or wrap if too many items */
        flex-wrap: wrap;
        justify-content: center;
        gap: 8px;
        padding: 10px;
        border-radius: 24px;
    }

    .download-container {
        /* On mobile, maybe just a button or simple */
        width: auto;
    }

    .input-with-select {
        display: none;
        /* Hide complex inputs in toolbar on mobile, rely on modal */
    }

    .glass-input-small {
        display: none;
    }

    .glass-select-small {
        display: none;
    }

    .divider,
    .spacer {
        display: none;
    }

    .btn-toolbar {
        justify-content: center;
        font-size: 0.8rem;
        padding: 10px 12px;
        flex: 1;
        /* Distribute space */
        min-width: 40px;
    }

    .btn-text-label {
        display: none;
        /* Hide text on very small screens, show icons only */
    }

    /* Modals fit screen */
    .glass-modal {
        width: 95%;
        padding: 20px;
    }

    .modal-header h3 {
        font-size: 1.3rem;
    }

    .download-group {
        display: none;
        /* Hide the inline group, use the main download button */
    }
}

.info-container {
    width: 90%;
    margin: 2rem auto;
    padding: 1.5rem;
}

.contact-form {
    align-items: center;
}

.contact-form input,
.contact-form textarea {
    width: 100%;
}




/* --- Landing Page (Index) Styles --- */

/* Re-implement glass-panel for index compatibility */
.glass-panel {
    background: var(--glass-bg);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border: 1px solid var(--glass-border);
    box-shadow: var(--glass-shadow);
    border-radius: 24px;
    transition: background-color 0.6s cubic-bezier(0.4, 0.0, 0.2, 1), color 0.6s cubic-bezier(0.4, 0.0, 0.2, 1), border-color 0.6s ease,
        background 0.6s cubic-bezier(0.4, 0.0, 0.2, 1), box-shadow 0.6s cubic-bezier(0.4, 0.0, 0.2, 1);
}

.hero {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 10rem 1rem 4rem;
    text-align: center;
    flex: 1;
}


.hero h1 {
    font-size: 3.5rem;
    font-weight: 800;
    margin-bottom: 20px;
    letter-spacing: -1px;
    background: linear-gradient(135deg, #1c1c1e 0%, #3a3a3c 100%);
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.subtext {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: 40px;
    max-width: 600px;
    line-height: 1.5;
}

.key-input-container {
    display: flex;
    gap: 12px;
    padding: 10px;
    background: rgba(255, 255, 255, 0.4);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.5);
    border-radius: 20px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.08);
    transition: transform 0.3s ease;
    align-items: center;
    /* Center spinner vertically */
    width: 100%;
    max-width: 720px;
    margin: 0 auto;
}

.key-input-container:focus-within {
    transform: scale(1.02);
    box-shadow: 0 15px 50px rgba(0, 0, 0, 0.12);
}

.key-input {
    background: transparent;
    border: none;
    padding: 10px 15px;
    font-size: 1.1rem;
    outline: none;
    color: var(--text-primary);
    flex: 1;
    min-width: 0;
    font-weight: 500;
}

.key-input::placeholder {
    color: rgba(60, 60, 67, 0.4);
}

.btn-primary {
    background: #1c1c1e;
    color: white;
    padding: 12px 28px;
    border-radius: 14px;
    border: none;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.15);
    transition: all 0.2s cubic-bezier(0.25, 1, 0.5, 1);
    display: flex;
    align-items: center;
    gap: 8px;
}

.btn-primary:hover {
    background: #333;
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.2);
}

.btn-primary:active {
    transform: scale(0.96);
}

/* Info Sections (About/Contact) */
.info-container {
    max-width: 800px;
    margin: 2rem auto;
    padding: 3rem;
    /* Handled by JS */
    /* Glass panel styles applied via class in HTML */
    transition: box-shadow 0.35s var(--transition-smooth), transform 0.35s var(--transition-smooth);
}

.info-container h2 {
    margin-bottom: 1.5rem;
    font-weight: 700;
}

.info-container p {
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 1.5rem;
}

/* Brief focus/shine when navigating via navbar anchors */
.section-focus {
    box-shadow: 0 15px 50px rgba(0, 122, 255, 0.12), 0 0 0 1px rgba(0, 122, 255, 0.18);
    transform: translateY(-4px);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.contact-form input,
.contact-form textarea {
    width: 100%;
    padding: 16px;
    background: rgba(255, 255, 255, 0.3);
    border: 1px solid rgba(255, 255, 255, 0.4);
    border-radius: 16px;
    font-size: 1rem;
    color: var(--text-primary);
    outline: none;
    transition: all 0.2s;
    font-family: inherit;
}

.contact-form input:focus,
.contact-form textarea:focus {
    background: rgba(255, 255, 255, 0.6);
    border-color: #007AFF;
    box-shadow: 0 0 0 4px rgba(0, 122, 255, 0.1);
}

.contact-form .btn-primary {
    align-self: center;
    width: auto;
    min-width: 160px;
    justify-content: center;
}

/* Ensure navbar links in Index work visibly */
.nav-links a {
    text-decoration: none;
    color: var(--text-secondary);
    font-weight: 500;
    font-size: 0.95rem;
    margin-left: 20px;
    position: relative;
    transition: color 0.25s var(--transition-smooth), transform 0.25s var(--transition-smooth);
}

.nav-links a::after {
    content: "";
    position: absolute;
    left: 0;
    right: 0;
    bottom: -6px;
    height: 2px;
    background: #007AFF;
    border-radius: 999px;
    transform: scaleX(0);
    transform-origin: center;
    transition: transform 0.25s var(--transition-smooth), opacity 0.25s var(--transition-smooth);
    opacity: 0;
}

.nav-links a:hover {
    color: #007AFF;
    transform: translateY(-1px);
}

.nav-links a:hover::after {
    transform: scaleX(1);
    opacity: 1;
}

/* Mobile Navbar: dropdown with animated toggle */
.nav-toggle {
    display: none;
    width: 38px;
    height: 32px;
    margin-left: 16px;
    border-radius: 999px;
    border: 1px solid rgba(255, 255, 255, 0.6);
    background: rgba(255, 255, 255, 0.18);
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
    cursor: pointer;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    padding: 0;
    outline: none;
    transition: background 0.25s var(--transition-smooth), transform 0.25s var(--transition-smooth), box-shadow 0.25s var(--transition-smooth);
}

.nav-toggle-bar {
    display: block;
    width: 18px;
    height: 2px;
    border-radius: 999px;
    background: var(--nav-toggle-bar-color);
    transition: transform 0.3s var(--transition-smooth), opacity 0.2s var(--transition-smooth);
}

.nav-toggle-bar+.nav-toggle-bar {
    margin-top: 4px;
}

.navbar--open .nav-toggle {
    background: rgba(255, 255, 255, 0.26);
    box-shadow: 0 6px 18px rgba(0, 0, 0, 0.12);
}

.navbar--open .nav-toggle-bar:nth-child(1) {
    transform: rotate(45deg) translate(0, 6px);
}

.navbar--open .nav-toggle-bar:nth-child(2) {
    opacity: 0;
    transform: scale(0);
}

.navbar--open .nav-toggle-bar:nth-child(3) {
    transform: rotate(-45deg) translate(0, -6px);
}

@media (max-width: 640px) {
    .nav-links {
        position: absolute;
        top: 100%;
        right: 12px;
        left: 12px;
        margin-left: 0;
        margin-top: 10px;
        padding: 12px 16px;
        flex-direction: column;
        align-items: flex-start;
        gap: 10px;
        background: rgba(255, 255, 255, 0.9);
        border-radius: 24px;
        box-shadow: 0 18px 45px rgba(0, 0, 0, 0.16);
        opacity: 0;
        transform: translateY(-8px) scale(0.98);
        pointer-events: none;
        transition: opacity 0.25s var(--transition-smooth), transform 0.25s var(--transition-smooth);
    }

    .navbar--open .nav-links {
        opacity: 1;
        transform: translateY(6px) scale(1);
        pointer-events: auto;
    }

    .nav-links a {
        margin-left: 0;
    }

    .nav-toggle {
        display: flex;
    }

    .theme-toggle {
        position: absolute;
        left: 50%;
        transform: translateX(-50%);
        right: auto;
        margin: 0;
    }
}

/* Workspace Specific hidden state */
.workspace-container {
    opacity: 0;
}

/* --- Theme Toggle Button --- */
.theme-toggle {
    width: 38px;
    height: 38px;
    margin-left: 12px;
    border-radius: 50%;
    border: 1px solid var(--glass-border);
    background: rgba(255, 255, 255, 0.18);
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0;
    outline: none;
    transition: background 0.25s var(--transition-smooth), transform 0.25s var(--transition-smooth), box-shadow 0.25s var(--transition-smooth), border-color 0.25s var(--transition-smooth);
}

.theme-toggle:hover {
    background: rgba(255, 255, 255, 0.28);
    box-shadow: 0 6px 18px rgba(0, 0, 0, 0.18);
    transform: translateY(-1px);
}

[data-theme="dark"] .theme-toggle {
    background: rgba(40, 40, 40, 0.9);
    border-color: rgba(255, 255, 255, 0.25);
}

.theme-toggle-icon {
    display: inline-block;
    font-size: 1.1rem;
    line-height: 1;
    transition: color 0.6s cubic-bezier(0.4, 0.0, 0.2, 1), transform 0.6s var(--transition-smooth), opacity 0.3s ease;
}

.theme-toggle-icon.spin {
    animation: spin 0.6s var(--transition-smooth);
}

[data-theme="dark"] .theme-toggle-icon {
    color: #ffffff;
}

/* Dark Mode Form Controls / Editor Surfaces */
[data-theme="dark"] .key-input-container {
    background: rgba(40, 40, 40, 0.9);
    border-color: rgba(255, 255, 255, 0.24);
}

[data-theme="dark"] .key-input,
[data-theme="dark"] .contact-form input,
[data-theme="dark"] .contact-form textarea,
[data-theme="dark"] .glass-input,
[data-theme="dark"] #code-editor {
    background: transparent;
    color: #ffffff;
    border-color: rgba(255, 255, 255, 0.4);
}

[data-theme="dark"] .key-input::placeholder,
[data-theme="dark"] .contact-form input::placeholder,
[data-theme="dark"] .contact-form textarea::placeholder,
[data-theme="dark"] #code-editor::placeholder {
    color: rgba(235, 235, 245, 0.4);
}

[data-theme="dark"] .contact-form input:focus,
[data-theme="dark"] .contact-form textarea:focus {
    background: rgba(40, 40, 40, 0.95);
    border-color: rgba(255, 255, 255, 0.65);
    box-shadow: 0 0 0 4px rgba(10, 132, 255, 0.5);
}

/* Dark Mode: Mobile Navbar Dropdown */
@media (max-width: 640px) {
    [data-theme="dark"] .nav-links {
        background: rgba(40, 40, 40, 0.95);
        box-shadow: 0 18px 45px rgba(0, 0, 0, 0.6);
    }
}

/* Dark Mode: Primary Buttons */
[data-theme="dark"] .btn-primary {
    background: rgba(255, 255, 255, 0.9);
    color: #000000;
    box-shadow: 0 4px 15px rgba(255, 255, 255, 0.15);
}

[data-theme="dark"] .btn-primary:hover {
    background: rgba(255, 255, 255, 1);
    box-shadow: 0 8px 25px rgba(255, 255, 255, 0.25);
}

/* Dark Mode: Toolbar Buttons */
[data-theme="dark"] .btn-toolbar {
    background: rgba(255, 255, 255, 0.12);
    border-color: rgba(255, 255, 255, 0.25);
    color: var(--text-primary);
}

[data-theme="dark"] .btn-toolbar:hover {
    background: rgba(255, 255, 255, 0.22);
}

[data-theme="dark"] #saveBtn {
    background: rgba(255, 255, 255, 0.15);
}

[data-theme="dark"] #saveBtn:hover {
    background: rgba(255, 255, 255, 0.25);
}

[data-theme="dark"] #downloadBtn {
    color: #4ade80;
    background: rgba(74, 222, 128, 0.2);
    border-color: rgba(74, 222, 128, 0.3);
}

[data-theme="dark"] #downloadBtn:hover {
    background: rgba(74, 222, 128, 0.3);
}

[data-theme="dark"] #eraseBtn {
    color: #ff6b6b;
    background: rgba(255, 107, 107, 0.2);
    border-color: rgba(255, 107, 107, 0.3);
}

[data-theme="dark"] #eraseBtn:hover {
    background: rgba(255, 107, 107, 0.3);
}

/* Dark Mode: Modal Backgrounds */
[data-theme="dark"] .glass-modal {
    background: rgba(40, 40, 40, 0.95);
    border-color: rgba(255, 255, 255, 0.2);
    box-shadow: 0 25px 60px rgba(0, 0, 0, 0.8);
}

[data-theme="dark"] .modal-overlay {
    background: rgba(0, 0, 0, 0.5);
}

/* Dark Mode: Modal Buttons */
[data-theme="dark"] .modal-btn-primary {
    background: rgba(255, 255, 255, 0.9);
    color: #000000;
}

[data-theme="dark"] .modal-btn-primary:hover {
    background: rgba(255, 255, 255, 1);
}

[data-theme="dark"] .modal-btn-secondary {
    background: rgba(255, 255, 255, 0.1);
    color: var(--text-primary);
}

[data-theme="dark"] .modal-btn-secondary:hover {
    background: rgba(255, 255, 255, 0.18);
}

[data-theme="dark"] .modal-btn-danger {
    background: rgba(255, 107, 107, 0.25);
    color: #ff6b6b;
    border-color: rgba(255, 107, 107, 0.4);
}

[data-theme="dark"] .modal-btn-danger:hover {
    background: rgba(255, 107, 107, 0.35);
}

/* Dark Mode: Key Display in Navbar */
[data-theme="dark"] #keyDisplay {
    color: rgba(255, 255, 255, 0.6) !important;
}

/* Privacy Policy Specifics */
.privacy-container-wide {
    max-width: 1200px;
    width: 90%;
}

.privacy-container-wide h3 {
    font-size: 1.2rem;
    color: var(--text-primary);
    margin-top: 1.5rem;
    margin-bottom: 0.5rem;
    font-weight: 600;
}

/* Footer */
.site-footer {
    width: 90%;
    max-width: 1200px;
    margin: 3rem auto 2rem;
    text-align: center;
    padding: 1rem;
    border-top: 1px solid rgba(0, 0, 0, 0.05);
}

.site-footer p {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

[data-theme="dark"] .site-footer {
    border-top-color: rgba(255, 255, 255, 0.1);
}

/* Editor Loader Overlay */
.editor-loader {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--glass-bg);
    backdrop-filter: blur(5px);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    z-index: 10;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
    border-radius: 16px;
}

.editor-loader.active {
    opacity: 1;
    pointer-events: auto;
}

.editor-loader span {
    margin-top: 10px;
    font-size: 0.9rem;
    color: var(--text-secondary);
    font-weight: 500;
}

/* --- NEW WORKSPACE UI OVERHAUL (High Fidelity) --- */

/* Workspace page only: flex column so toolbar is at footer */
#pageContainer:has(.workspace-layout) {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    box-sizing: border-box;
}

/* Header & Tabs */
.workspace-header {
    flex-shrink: 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 20px 0;
    margin-bottom: -1px;
    z-index: 10;
    max-width: 1600px;
    margin: 0 auto;
    width: 100%;
}

/* Tab Group */
.header-tabs {
    display: flex;
    gap: 4px;
}

.tab-btn {
    background: transparent;
    border: none;
    padding: 10px 20px;
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--text-secondary);
    cursor: pointer;
    border-radius: 10px 10px 0 0;
    transition: all 0.2s;
    position: relative;
    font-family: var(--font-stack);
    display: flex;
    align-items: center;
    gap: 8px;
}

.tab-btn:hover {
    background: rgba(0, 0, 0, 0.03);
    color: var(--text-primary);
}

.tab-btn.active {
    background: var(--bg-color);
    /* Matches page bg or white */
    color: var(--text-primary);
    font-weight: 600;
    box-shadow: 0 -4px 10px rgba(0, 0, 0, 0.03);
}

/* Add a line indicator for active tab */
.tab-btn.active::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: #007AFF;
    border-radius: 3px 3px 0 0;
}

/* Layout Grid — edges never touch screen; larger editor on medium+ */
.workspace-layout {
    display: flex;
    flex-direction: column;
    max-width: 1400px;
    margin: 0 auto;
    width: 100%;
    padding: 24px;
    flex: 1;
    min-height: 0;
    padding-bottom: 24px;
    position: relative;
    box-sizing: border-box;
}

/* Main Editor Area */
.editor-main {
    display: flex;
    flex-direction: column;
    gap: 12px;
    height: 100%;
}

/* Control Bar beneath tabs */
.control-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 8px;
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.status-indicator {
    display: flex;
    align-items: center;
    gap: 6px;
    font-weight: 500;
}

.status-dot {
    width: 8px;
    height: 8px;
    background-color: var(--success-color);
    border-radius: 50%;
    box-shadow: 0 0 8px var(--success-color);
}

/* When reading mode, change color */
.status-dot.reading {
    background-color: #FF9500;
    box-shadow: 0 0 8px #FF9500;
}

.security-indicator {
    display: flex;
    align-items: center;
    gap: 6px;
    background: rgba(52, 199, 89, 0.1);
    color: var(--success-color);
    padding: 4px 10px;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
}

/* Clean Editor Container — enlarged, edges never touch screen */
.editor-container-clean {
    flex: 1;
    min-height: 60vh;
    background: #ffffff;
    border-radius: 16px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.04);
    border: 1px solid rgba(0, 0, 0, 0.05);
    position: relative;
    overflow: hidden;
    padding: 24px;
    display: flex;
    flex-direction: column;
}

[data-theme="dark"] .editor-container-clean {
    background: #1c1c1e;
    border-color: rgba(255, 255, 255, 0.1);
}

.editor-container-clean textarea {
    width: 100%;
    height: 100%;
    border: none;
    outline: none;
    resize: none;
    font-family: var(--font-mono);
    font-size: 16px;
    line-height: 1.6;
    color: var(--text-primary);
    background: transparent;
}


/* Sidebar Removed */

[data-theme="dark"] .sidebar-card {
    background: #2c2c2e;
    border-color: rgba(255, 255, 255, 0.05);
}

.card-icon {
    font-size: 1.2rem;
    color: #007AFF;
    margin-bottom: 5px;
}

.sidebar-card h3 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
}

.sidebar-card p {
    font-size: 0.85rem;
    color: var(--text-secondary);
    line-height: 1.4;
}

.btn-text {
    background: none;
    border: none;
    color: #007AFF;
    font-weight: 600;
    font-size: 0.9rem;
    cursor: pointer;
    padding: 0;
    margin-top: 5px;
}

.btn-text:hover {
    text-decoration: underline;
}

/* Bottom Toolbar — rounded, centered on large screens, never touches screen, no overflow */
.toolbar-container {
    flex-shrink: 0;
    width: calc(100% - 32px);
    max-width: 1376px;
    margin: 0 auto 16px auto;
    padding: 12px 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 12px;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(0, 0, 0, 0.08);
    border-radius: 16px;
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.08);
    z-index: 100;
    box-sizing: border-box;
    min-height: 52px;
    overflow: hidden;
}

[data-theme="dark"] .toolbar-container {
    background: rgba(28, 28, 30, 0.95);
    border-color: rgba(255, 255, 255, 0.1);
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.25);
}

.toolbar-left {
    display: flex;
    align-items: center;
    justify-content: space-evenly;
    gap: 8px;
    flex: 1 1 auto;
    min-width: 0;
    flex-wrap: wrap;
    overflow: hidden;
}

.toolbar-right {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-shrink: 0;
}

.tool-btn {
    padding: 8px 14px;
    border-radius: 8px;
    border: 1px solid transparent;
    background: rgba(0, 0, 0, 0.04);
    color: var(--text-primary);
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
    font-family: var(--font-stack);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 100%;
    flex-shrink: 0;
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

[data-theme="dark"] .tool-btn {
    background: rgba(255, 255, 255, 0.1);
}

.tool-btn:hover {
    background: rgba(0, 0, 0, 0.08);
    transform: translateY(-1px);
}

[data-theme="dark"] .tool-btn:hover {
    background: rgba(255, 255, 255, 0.15);
}

.tool-btn.primary {
    background: #007AFF;
    color: white;
    font-weight: 600;
    box-shadow: 0 2px 8px rgba(0, 122, 255, 0.3);
}

.tool-btn.primary:hover {
    background: #0062cc;
}

.tool-btn.danger {
    background: rgba(255, 59, 48, 0.1);
    color: var(--danger-color);
    border: 1px solid rgba(255, 59, 48, 0.2);
    font-weight: 600;
}

.tool-btn.danger:hover {
    background: rgba(255, 59, 48, 0.2);
    box-shadow: 0 2px 10px rgba(255, 59, 48, 0.15);
}

.char-counter {
    font-family: var(--font-mono);
    font-size: 0.85rem;
    color: var(--text-secondary);
    min-width: 100px;
    text-align: right;
}

.divider-vertical {
    width: 1px;
    height: 20px;
    background: rgba(0, 0, 0, 0.1);
    margin: 0 8px;
}

[data-theme="dark"] .divider-vertical {
    background: rgba(255, 255, 255, 0.15);
}

/* Medium screens — keep editor large, edges off screen */
@media (min-width: 769px) and (max-width: 1200px) {
    .workspace-layout {
        max-width: 100%;
        padding: 24px;
    }
    .editor-container-clean {
        min-height: 65vh;
    }
}

/* Large screens — maximize editor height vertically, toolbar stays below (no overlap) */
@media (min-width: 1201px) {
    .workspace-layout {
        padding: 16px 24px 12px 24px;
    }
    .editor-container-clean {
        min-height: 72vh;
        padding: 20px;
    }
}

/* Mobile Adjust - Responsive Refinements */
@media (max-width: 768px) {
    .workspace-layout {
        grid-template-columns: 1fr;
        height: auto;
        padding: 16px;
        padding-bottom: 24px;
    }

    .editor-container-clean {
        min-height: 50vh;
    }

    .toolbar-container {
        width: calc(100% - 24px);
        max-width: none;
        margin: 0 12px 12px 12px;
        border-radius: 14px;
        padding: 10px 12px;
        gap: 6px;
    }

    .workspace-sidebar {
        display: flex;
        flex-direction: column;
        gap: 15px;
    }

    .sidebar-card {
        width: 100%;
    }

    .toolbar-left {
        gap: 6px;
        justify-content: space-evenly;
    }

    /* Icon-only mode for buttons on mobile to prevent overflow */
    .toolbar-container .btn-text-label {
        display: none;
    }

    .toolbar-container .tool-btn {
        padding: 10px 12px;
        font-size: 0.9rem;
        min-width: 40px;
        justify-content: center;
    }

    .char-counter {
        font-size: 0.75rem;
        min-width: auto;
    }
}

/* Dark Mode Dropdown Fix */
[data-theme="dark"] select.glass-input {
    background-color: rgba(40, 40, 40, 0.95);
    color: white;
}

[data-theme="dark"] select.glass-input option {
    background-color: #2c2c2e;
    color: white;
}

/* Very small screens — keep edges off screen, no overflow */
@media (max-width: 400px) {
    .workspace-header {
        padding: 10px 10px 0;
    }

    .workspace-layout {
        padding: 12px;
    }

    .tab-btn {
        padding: 10px 12px;
        font-size: 0.85rem;
    }

    .toolbar-container {
        width: calc(100% - 20px);
        margin: 0 10px 10px 10px;
        border-radius: 12px;
        padding: 8px 10px;
    }

    .toolbar-container .tool-btn {
        min-width: 36px;
        padding: 8px 10px;
    }
}