:root {
    --bg-color: #000000;
    --card-bg: #1E1E1E;
    --input-bg: #2F2F2F;
    --primary-orange: #F34E33;
    --hover-orange: #EC502C;
    --secondary-green: #8FFF40;
    --text-primary: #F5F5F5;
    --text-secondary: #999999;
    --font-heading: 'Manrope', sans-serif;
    --font-body: 'Manrope', sans-serif;
    --radius-l: 24px;
    --radius-m: 16px;
    --radius-s: 12px;
}

body {
    margin: 0;
    padding: 20px;
    background-color: var(--bg-color);
    color: var(--text-primary);
    font-family: var(--font-body);
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    box-sizing: border-box;
}

.container {
    width: 100%;
    max-width: 560px;
    background-color: var(--card-bg);
    border-radius: var(--radius-l);
    padding: 32px;
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.5);
    display: flex;
    flex-direction: column;
    align-items: center;
}

header {
    text-align: center;
    margin-bottom: 32px;
}

h1 {
    font-family: var(--font-heading);
    font-size: 2rem;
    font-weight: 800;
    margin: 0;
    letter-spacing: -0.5px;
    background: linear-gradient(90deg, #F34E33, #8FFF40);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.subtitle {
    font-size: 1rem;
    color: var(--text-secondary);
    margin-top: 8px;
    font-weight: 500;
}

.section-label {
    width: 100%;
    color: var(--text-secondary);
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 12px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.hero-previews {
    width: 100%;
    margin-bottom: 24px;
}

.preview-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 12px;
}

.preview-thumb {
    width: 100%;
    aspect-ratio: 1;
    object-fit: cover;
    border-radius: var(--radius-s);
    transition: opacity 0.2s ease;
    opacity: 0.8;
}

.preview-thumb:hover {
    opacity: 1;
}

.controls {
    width: 100%;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.input-group {
    background-color: var(--input-bg);
    border-radius: var(--radius-m);
    padding: 12px 16px;
    display: flex;
    flex-direction: column;
    transition: background-color 0.2s;
}

.input-group:focus-within {
    background-color: #383838;
}

label {
    font-size: 0.8rem;
    color: var(--text-secondary);
    margin-bottom: 4px;
    font-weight: 600;
}

input[type="text"],
select {
    width: 100%;
    background: transparent;
    border: none;
    color: var(--text-primary);
    font-family: var(--font-body);
    font-size: 1rem;
    font-weight: 500;
    padding: 0;
    outline: none;
}

input::placeholder {
    color: #555;
}

select {
    cursor: pointer;
    appearance: none;
    -webkit-appearance: none;
    -moz-appearance: none;
    background-image: url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23ffffff' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3e%3cpolyline points='6 9 12 15 18 9'%3e%3c/polyline%3e%3c/svg%3e");
    background-repeat: no-repeat;
    background-position: right 1rem center;
    background-size: 1em;
}

button#generateBtn {
    width: 100%;
    padding: 18px;
    background-color: var(--primary-orange);
    color: white;
    font-family: var(--font-heading);
    font-size: 1.1rem;
    font-weight: 700;
    border: none;
    border-radius: var(--radius-s);
    cursor: pointer;
    transition: all 0.2s;
    margin-top: 8px;
    box-shadow: 0 4px 12px rgba(243, 78, 51, 0.3);
}

button#generateBtn:hover {
    background-color: var(--hover-orange);
    transform: translateY(-1px);
    box-shadow: 0 6px 16px rgba(243, 78, 51, 0.4);
}

button#generateBtn:active {
    transform: translateY(1px);
}

button#generateBtn:disabled {
    background-color: #444;
    color: #888;
    cursor: not-allowed;
    box-shadow: none;
    transform: none;
    opacity: 0.8;
}

#resultSection {
    margin-top: 32px;
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    animation: fadeIn 0.4s ease-out;
}

.hidden {
    display: none !important;
}

.canvas-container {
    width: 100%;
    margin-bottom: 24px;
    border-radius: var(--radius-m);
    overflow: hidden;
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.3);
    border: 1px solid #333;
}

canvas {
    display: none;
}

#generatedImage {
    width: 100%;
    height: auto;
    display: block;
}

.actions {
    display: flex;
    gap: 12px;
    width: 100%;
    margin-bottom: 24px;
}

.action-btn {
    flex: 1;
    padding: 14px;
    background-color: #2F2F2F;
    color: var(--text-primary);
    border: none;
    border-radius: var(--radius-s);
    font-weight: 600;
    cursor: pointer;
    font-family: var(--font-body);
    transition: background-color 0.2s;
}

.action-btn:hover {
    background-color: #3F3F3F;
}

.social-share {
    display: flex;
    gap: 12px;
    width: 100%;
}

.share-btn {
    flex: 1;
    padding: 14px;
    text-align: center;
    text-decoration: none;
    color: #000;
    font-weight: 700;
    border-radius: var(--radius-s);
    font-family: var(--font-body);
    transition: transform 0.2s;
    font-size: 0.9rem;
}

.share-btn:hover {
    transform: translateY(-2px);
}

.share-btn.telegram {
    background-color: #2FA6D9;
    color: white;
}

.share-btn.twitter {
    background-color: #ffffff;
    color: black;
}

footer {
    margin-top: 40px;
    text-align: center;
    font-size: 0.8rem;
    color: var(--text-secondary);
}

footer p {
    margin: 0;
    opacity: 0.6;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }

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

@media (max-width: 500px) {
    .container {
        padding: 20px;
        border-radius: 0;
        min-height: 100vh;
        justify-content: flex-start;
    }

    body {
        padding: 0;
    }

    .actions {
        flex-direction: column;
    }

    .social-share {
        flex-direction: column;
    }
}