/* ======================================
   CSS Variables — match site design system
   ====================================== */
:root {
    --bg-body: #f8fafc;
    --card-bg: #ffffff;
    --text-main: #0f172a;
    --text-muted: #64748b;
    --border-color: #e2e8f0;
    --accent-color: #4f46e5;
    --accent-hover: #4338ca;
    --header-bg: #4f46e5;
    --header-text: #ffffff;
    --danger-color: #ef4444;
    --success-color: #22c55e;

    /* Mock App Light Theme */
    --mock-app-bg: #ffffff;
    --mock-nav-bg: #4f46e5;
    --mock-ui-gray: #cbd5e1;
    --mock-ui-light: #f1f5f9;
    --mock-polished-bg: linear-gradient(135deg, #6366f1 0%, #a855f7 50%, #ec4899 100%);
    /* Aurora */
}

[data-theme="dark"] {
    --bg-body: #0f172a;
    --card-bg: #1e293b;
    --text-main: #f8fafc;
    --text-muted: #94a3b8;
    --border-color: #334155;
    --accent-color: #818cf8;
    --accent-hover: #6366f1;
    --header-bg: #1e293b;
    --header-text: #f8fafc;

    /* Mock App Dark Theme */
    --mock-app-bg: #27272a;
    /* Zinc 800 - Lighter Dark */
    --mock-nav-bg: #3f3f46;
    /* Zinc 700 - Elevated */
    --mock-ui-gray: #71717a;
    /* Zinc 500 - High Contrast Gray */
    --mock-ui-light: #3f3f46;
    /* Zinc 700 - Elevated */
    --mock-polished-bg: linear-gradient(135deg, #29323c 0%, #485563 100%);
    /* Deep Sea */
}

*,
*::before,
*::after {
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    background-color: var(--bg-body);
    color: var(--text-main);
    margin: 0;
    padding: 0;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    transition: background-color 0.3s, color 0.3s;
}

/* ======================================
   Header
   ====================================== */
.app-header {
    background-color: var(--header-bg);
    color: var(--header-text);
    padding: 1.25rem 1rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.15);
    text-align: center;
}

[data-theme="dark"] .app-header {
    border-bottom: 1px solid var(--border-color);
}

.header-inner {
    max-width: 1200px;
    margin: 0 auto;
    position: relative;
}

.header-title {
    font-size: 1.35rem;
    font-weight: 700;
    margin: 0;
    letter-spacing: -0.02em;
}

.header-subtitle {
    font-size: 0.85rem;
    opacity: 0.75;
    margin: 0.15rem 0 0;
}

.theme-fab {
    position: absolute;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 40px;
    height: 40px;
    border-radius: 50%;
    border: none;
    background: rgba(255, 255, 255, 0.2);
    color: white;
    cursor: pointer;
    font-size: 1.2rem;
    display: flex;
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(4px);
    transition: all 0.2s ease;
}

.theme-fab:hover {
    background: rgba(255, 255, 255, 0.3);
    transform: translateY(-50%) scale(1.08);
}

/* ======================================
   Illustration Section (Before/After)
   ====================================== */
.tool-illustration {
    background-color: var(--card-bg);
    border-bottom: 1px solid var(--border-color);
    padding: 3.5rem 1rem;
    overflow: hidden;
}

.illustration-intro {
    text-align: center;
    font-size: 0.95rem;
    /* Smaller text size */
    font-weight: 400;
    /* Non-bold */
    color: var(--text-muted);
    margin-bottom: 2.5rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.5;
}

.illustration-container {
    max-width: 800px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 2.5rem;
}

.illustration-label {
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    writing-mode: vertical-lr;
    transform: rotate(180deg);
}

.illustration-box {
    position: relative;
    border-radius: 12px;
    box-shadow: 0 10px 40px -10px rgba(0, 0, 0, 0.1);
    overflow: hidden;
    transition: transform 0.3s ease;
}

.illustration-box:hover {
    transform: translateY(-5px);
}

.raw-screen {
    width: 192px;
    height: 365px;
    background: transparent;
    border: none;
    position: relative;
    overflow: hidden;
    border-radius: 18px;
}

/* Polished Screen matches Tool Metrics: W=240, H=480 */
.polished-screen {
    width: 240px;
    height: 480px;
    background: var(--mock-polished-bg);
    /* Aurora */
    display: flex;
    flex-direction: column;
    padding: 0;
}

.illustration-caption {
    height: 91px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.15rem;
    font-weight: 500;
    text-align: center;
    line-height: 1.25;
    padding: 0 24px;
}

.illustration-screenshot {
    flex: 1;
    background: transparent;
    margin: 0 24px 24px;
    border-radius: 18px;
    /* Rounded corners on all sides */
    box-shadow: 0 12px 24px -5px rgba(0, 0, 0, 0.3);
    overflow: hidden;
    border: 1px solid rgba(0, 0, 0, 0.1);
}

/* Loaded App UI Style */
.mock-app-ui.loaded {
    width: 100%;
    height: 100%;
    background: var(--mock-app-bg);
    display: flex;
    flex-direction: column;
    padding: 0;
    gap: 0;
}

.ui-nav {
    height: 40px;
    background: var(--mock-nav-bg);
    width: 100%;
    margin-bottom: 12px;
}

.ui-profile {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 0 12px;
    margin-bottom: 16px;
}

.ui-profile .avatar {
    width: 32px;
    height: 32px;
    background: var(--mock-ui-gray);
    border-radius: 50%;
    flex-shrink: 0;
}

.ui-profile .info {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.ui-profile .line {
    height: 6px;
    background: var(--mock-ui-gray);
    border-radius: 3px;
    width: 60%;
}

.ui-profile .line.short {
    width: 30%;
}

.ui-post {
    padding: 0 12px;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.ui-post .post-image {
    width: 100%;
    height: 100px;
    background-color: var(--mock-ui-light);
    border-radius: 8px;
    background-image: conic-gradient(var(--mock-ui-gray) 90deg, transparent 90deg 180deg, var(--mock-ui-gray) 180deg 270deg, transparent 270deg);
    background-size: 20px 20px;
    background-position: 0 0;
}

.ui-post .post-content {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.ui-post .line {
    height: 6px;
    background: var(--mock-ui-light);
    border-radius: 3px;
    width: 100%;
}

.ui-post .line.short {
    width: 70%;
}

/* Ensure the arrows and container stay consistent */
.illustration-arrow {
    color: var(--accent-color);
    opacity: 0.6;
}

@media (max-width: 640px) {
    .illustration-container {
        gap: 1rem;
    }

    .raw-screen {
        width: 120px;
        height: 240px;
    }

    .polished-screen {
        width: 180px;
        height: 360px;
    }

    .illustration-caption {
        height: 68px;
        font-size: 0.9rem;
        padding: 0 18px;
    }

    .illustration-screenshot {
        margin: 0 18px 18px;
        border-radius: 12px;
    }
}

@media (max-width: 480px) {
    .illustration-container {
        flex-direction: column;
        gap: 1.5rem;
    }

    .illustration-label {
        writing-mode: horizontal-tb;
        transform: none;
        margin-bottom: -1rem;
    }

    .illustration-arrow {
        transform: rotate(90deg);
        margin: 0.5rem 0;
    }
}

/* ======================================
   Main
   ====================================== */
.main-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem 1rem;
    flex: 1;
    width: 100%;
}

/* ======================================
   Platform Tabs
   ====================================== */
.platform-tabs {
    display: flex;
    gap: 0.5rem;
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 0.75rem;
    padding: 0.35rem;
    width: fit-content;
    margin-bottom: 1.75rem;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.07);
}

.tab-btn {
    padding: 0.55rem 1.25rem;
    border: none;
    border-radius: 0.5rem;
    background: transparent;
    color: var(--text-muted);
    font-size: 0.9rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    gap: 0.4rem;
    font-family: inherit;
}

.tab-btn:hover {
    color: var(--accent-color);
    background: rgba(79, 70, 229, 0.05);
}

.tab-btn.active {
    background: var(--accent-color);
    color: #fff;
    font-weight: 600;
    box-shadow: 0 2px 6px rgba(79, 70, 229, 0.3);
}

[data-theme="dark"] .tab-btn.active {
    box-shadow: 0 2px 8px rgba(129, 140, 248, 0.25);
}

/* ======================================
   Drop Zone
   ====================================== */
.drop-zone {
    border: 2px dashed var(--border-color);
    border-radius: 1rem;
    padding: 2.5rem 2rem;
    text-align: center;
    cursor: pointer;
    transition: all 0.25s ease;
    background-color: rgba(79, 70, 229, 0.03);
    margin-bottom: 2rem;
    position: relative;
}

[data-theme="dark"] .drop-zone {
    background-color: rgba(129, 140, 248, 0.04);
}

.drop-zone:hover,
.drop-zone.drag-over {
    border-color: var(--accent-color);
    background-color: rgba(79, 70, 229, 0.07);
}

[data-theme="dark"] .drop-zone:hover,
[data-theme="dark"] .drop-zone.drag-over {
    background-color: rgba(129, 140, 248, 0.1);
}

.drop-zone input[type="file"] {
    position: absolute;
    inset: 0;
    opacity: 0;
    cursor: pointer;
    width: 100%;
    height: 100%;
}

.drop-icon {
    font-size: 2.5rem;
    margin-bottom: 0.75rem;
    display: block;
}

.drop-title {
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--text-main);
    margin: 0 0 0.35rem;
}

.drop-sub {
    font-size: 0.85rem;
    color: var(--text-muted);
    margin: 0;
}

.drop-badge {
    display: inline-block;
    margin-top: 0.75rem;
    padding: 0.2rem 0.65rem;
    border-radius: 9999px;
    background: var(--accent-color);
    color: #fff;
    font-size: 0.75rem;
    font-weight: 600;
}

/* ======================================
   Actions Bar
   ====================================== */
.actions-bar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 1.5rem;
    flex-wrap: wrap;
    gap: 0.75rem;
}

.slot-counter {
    font-size: 0.85rem;
    color: var(--text-muted);
    font-weight: 500;
}

.slot-counter span {
    font-weight: 700;
    color: var(--accent-color);
}

.btn-group {
    display: flex;
    gap: 0.6rem;
    flex-wrap: wrap;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.6rem 1.15rem;
    border-radius: 0.6rem;
    border: none;
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
    font-family: inherit;
}

.btn:disabled {
    opacity: 0.4;
    cursor: not-allowed;
    pointer-events: none;
}

.btn-primary {
    background: var(--accent-color);
    color: #fff;
    box-shadow: 0 2px 6px rgba(79, 70, 229, 0.25);
}

.btn-primary:hover {
    background: var(--accent-hover);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(79, 70, 229, 0.35);
}

.btn-ghost {
    background: var(--card-bg);
    color: var(--text-muted);
    border: 1px solid var(--border-color);
}

.btn-ghost:hover {
    color: var(--danger-color);
    border-color: var(--danger-color);
}

/* ======================================
   Screenshot Cards
   ====================================== */
.screenshots-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 1.5rem;
}

.screen-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 1rem;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    transition: box-shadow 0.2s, border-color 0.2s;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.08);
    animation: cardIn 0.25s ease-out;
}

@keyframes cardIn {
    from {
        opacity: 0;
        transform: scale(0.95) translateY(6px);
    }

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

.screen-card:hover {
    border-color: var(--accent-color);
    box-shadow: 0 6px 16px rgba(0, 0, 0, 0.12);
}

/* Canvas preview inside card */
.screen-canvas-preview {
    width: 100%;
    display: block;
    border-radius: 0;
    /* card clips it */
    background: #1e293b;
}

.card-body {
    padding: 0.85rem;
    display: flex;
    flex-direction: column;
    gap: 0.65rem;
}

.card-number {
    font-size: 0.7rem;
    font-weight: 700;
    color: var(--text-muted);
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

/* Caption input */
.caption-input {
    width: 100%;
    padding: 0.5rem 0.6rem;
    border: 1px solid var(--border-color);
    border-radius: 0.45rem;
    background: var(--bg-body);
    color: var(--text-main);
    font-size: 0.82rem;
    font-family: inherit;
    resize: none;
    transition: border-color 0.2s, box-shadow 0.2s;
    line-height: 1.4;
    min-height: 50px;
}

.caption-input:focus {
    outline: none;
    border-color: var(--accent-color);
    box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.1);
}

.caption-input::placeholder {
    color: var(--text-muted);
    opacity: 0.7;
}

/* ======================================
   Text Options Row
   ====================================== */
.text-options {
    display: flex;
    flex-direction: column;
    gap: 0.45rem;
    margin-bottom: 0.5rem;
}

.text-opts-row {
    display: flex;
    align-items: center;
    gap: 0.35rem;
    flex-wrap: wrap;
}

.opt-label {
    font-size: 0.7rem;
    font-weight: 700;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.04em;
    white-space: nowrap;
    min-width: 28px;
}

/* Font family select */
.font-select {
    flex: 1;
    min-width: 0;
    padding: 0.3rem 0.45rem;
    border: 1px solid var(--border-color);
    border-radius: 0.4rem;
    background: var(--bg-body);
    color: var(--text-main);
    font-size: 0.78rem;
    font-family: inherit;
    cursor: pointer;
    transition: border-color 0.2s;
}

.font-select:focus {
    outline: none;
    border-color: var(--accent-color);
}

/* Background Swatches */
.color-row {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-top: 0.25rem;
}

.color-swatches {
    display: flex;
    gap: 0.35rem;
    flex-wrap: wrap;
    flex: 1;
}

.color-swatch {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    /* CIRCLE CIRCLE */
    border: 1px solid var(--border-color);
    cursor: pointer;
    transition: transform 0.1s, border-color 0.1s;
    padding: 0;
}

.color-swatch:hover {
    transform: scale(1.15);
    border-color: var(--accent-color);
    z-index: 2;
}

.color-swatch.gradient {
    border: 1px solid rgba(0, 0, 0, 0.1);
}

.color-swatch.active {
    border-color: var(--accent-color);
    box-shadow: 0 0 0 2px var(--card-bg), 0 0 0 4px var(--accent-color);
    z-index: 2;
    transform: scale(1.1);
}

.color-custom {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    border: 1px solid var(--border-color);
    cursor: pointer;
    padding: 2px;
    background: none;
    flex-shrink: 0;
}

/* Bold / Italic toggle buttons */
.style-btn-group {
    display: flex;
    gap: 0.25rem;
}

.style-btn {
    width: 28px;
    height: 28px;
    border-radius: 0.35rem;
    border: 1px solid var(--border-color);
    background: var(--bg-body);
    color: var(--text-muted);
    font-size: 0.82rem;
    font-weight: 700;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.15s;
    font-family: inherit;
    flex-shrink: 0;
}

.style-btn:hover {
    border-color: var(--accent-color);
    color: var(--accent-color);
}

.style-btn.active {
    background: var(--accent-color);
    border-color: var(--accent-color);
    color: #fff;
}

.style-btn.italic-btn {
    font-style: italic;
}

/* Font size buttons */
.size-btn-group {
    display: flex;
    gap: 0.25rem;
}

.size-btn {
    padding: 0.2rem 0.45rem;
    border-radius: 0.35rem;
    border: 1px solid var(--border-color);
    background: var(--bg-body);
    color: var(--text-muted);
    font-size: 0.72rem;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.15s;
    font-family: inherit;
    white-space: nowrap;
}

.size-btn:hover {
    border-color: var(--accent-color);
    color: var(--accent-color);
}

.size-btn.active {
    background: var(--accent-color);
    border-color: var(--accent-color);
    color: #fff;
}

/* Font color picker */
.font-color-picker {
    width: 26px;
    height: 26px;
    border-radius: 50%;
    border: 1px solid var(--border-color);
    cursor: pointer;
    padding: 1px;
    background: none;
    overflow: hidden;
    flex-shrink: 0;
}

.font-color-picker::-webkit-color-swatch-wrapper {
    padding: 0;
}

.font-color-picker::-webkit-color-swatch {
    border: none;
    border-radius: 50%;
}

.highlight-picker {
    border-color: var(--accent-color);
    box-shadow: 0 0 0 2px rgba(79, 70, 229, 0.2);
}

.highlight-picker::-webkit-color-swatch {
    border: 2px solid #fff;
}

/* Premium Badge */
.premium-badge {
    position: absolute;
    top: 10px;
    left: 10px;
    background: rgba(0, 0, 0, 0.4);
    color: white;
    font-size: 0.65rem;
    font-weight: 700;
    padding: 2px 6px;
    border-radius: 4px;
    backdrop-filter: blur(4px);
    z-index: 5;
    pointer-events: none;
    text-transform: uppercase;
}

/* Empty State */
.empty-state {
    display: none;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 4rem 2rem;
    text-align: center;
    color: var(--text-muted);
}

.empty-state.visible {
    display: flex;
}

.empty-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
    opacity: 0.5;
}

/* Footer Options */
.options-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.5rem;
    flex-wrap: wrap;
    /* NEW: Allow wrapping */
    border-top: 1px solid var(--border-color);
    padding-top: 0.75rem;
    margin-top: 0.25rem;
}

.shadow-toggle {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    cursor: pointer;
    user-select: none;
    flex-shrink: 0;
}

.frame-style-group {
    display: flex;
    gap: 0.2rem;
    background: var(--bg-body);
    padding: 0.2rem;
    border-radius: 0.45rem;
    border: 1px solid var(--border-color);
    flex-wrap: wrap;
    /* NEW: Allow wrapping */
}

.frame-btn {
    padding: 0.2rem 0.45rem;
    /* Slightly smaller padding */
    border-radius: 0.35rem;
    border: none;
    background: transparent;
    color: var(--text-muted);
    font-size: 0.68rem;
    /* Slightly smaller font */
    font-weight: 700;
    cursor: pointer;
    transition: all 0.15s;
    font-family: inherit;
    white-space: nowrap;
}

.frame-btn:hover {
    color: var(--accent-color);
}

.frame-btn.active {
    background: var(--accent-color);
    color: #fff;
}

/* Tooltip / Hint styling refinement */
.formatting-hint {
    font-size: 0.68rem;
    color: var(--text-muted);
    margin-bottom: 0.6rem;
    margin-top: -0.3rem;
    line-height: 1.4;
    padding: 0.4rem 0.5rem;
    background: rgba(79, 70, 229, 0.05);
    border-radius: 0.4rem;
    border: 1px solid rgba(79, 70, 229, 0.1);
}

.formatting-hint b {
    color: var(--accent-color);
}

.form-switch {
    position: relative;
    display: inline-block;
    width: 32px;
    height: 18px;
}

.form-switch input {
    opacity: 0;
    width: 0;
    height: 0;
}

.slider {
    position: absolute;
    cursor: pointer;
    inset: 0;
    background-color: var(--border-color);
    transition: 0.2s;
    border-radius: 34px;
}

.slider:before {
    position: absolute;
    content: "";
    height: 14px;
    width: 14px;
    left: 2px;
    bottom: 2px;
    background-color: white;
    transition: 0.2s;
    border-radius: 50%;
}

input:checked+.slider {
    background-color: var(--accent-color);
}

input:checked+.slider:before {
    transform: translateX(14px);
}

/* Actions in Card */
.card-actions {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.5rem;
    margin-top: 0.25rem;
}

.btn-card-dl,
.btn-card-rm {
    padding: 0.4rem;
    border-radius: 0.35rem;
    font-size: 0.75rem;
    font-weight: 700;
    cursor: pointer;
    border: 1px solid var(--border-color);
    transition: all 0.2s;
    font-family: inherit;
}

.btn-card-dl {
    background: var(--bg-body);
    color: var(--text-main);
}

.btn-card-dl:hover {
    background: var(--accent-color);
    color: #fff;
    border-color: var(--accent-color);
}

.btn-card-rm {
    background: transparent;
    color: var(--danger-color);
}

.btn-card-rm:hover {
    background: var(--danger-color);
    color: #fff;
    border-color: var(--danger-color);
}

/* Toast */
.toast-container {
    position: fixed;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    z-index: 1000;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.toast {
    background: #1e293b;
    color: #fff;
    padding: 0.75rem 1.5rem;
    border-radius: 0.5rem;
    font-size: 0.85rem;
    font-weight: 600;
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.4);
    animation: toastIn 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.toast.success {
    background: var(--success-color);
}

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

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

/* Footer */
footer {
    text-align: center;
    padding: 2.5rem 1rem;
    background: var(--card-bg);
    border-top: 1px solid var(--border-color);
}

.footer-links {
    display: flex;
    justify-content: center;
    gap: 0.75rem;
    margin-bottom: 0.75rem;
    flex-wrap: wrap;
    font-size: 0.85rem;
}

.footer-links a {
    color: var(--text-muted);
    text-decoration: none;
    transition: color 0.2s;
}

.footer-links a:hover {
    color: var(--accent-color);
}

.footer-sep {
    color: var(--border-color);
}

footer p {
    font-size: 0.75rem;
    color: var(--text-muted);
    margin: 0;
}