@import url('https://fonts.googleapis.com/css2?family=Roboto:wght@400;700&display=swap');

:root {
    --primary-color: #4a90e2;
    --secondary-color: #f5a623;
    --background-color: #f0f2f5;
    --text-color: #333;
    --shadow-color: rgba(0, 0, 0, 0.1);
    --container-background-color: #ffffff;
    --button-text-color: #ffffff;
    --toggle-background-color: #e6ecf5;
    --toggle-text-color: #1f2a37;
    --input-border-color: #cbd5e1;
    --input-background-color: #ffffff;
    --status-success-color: #0f766e;
    --status-error-color: #dc2626;
}

body[data-theme='dark'] {
    --primary-color: #6aa9ff;
    --secondary-color: #ffb74d;
    --background-color: #0f172a;
    --text-color: #e2e8f0;
    --shadow-color: rgba(0, 0, 0, 0.45);
    --container-background-color: #1e293b;
    --button-text-color: #0f172a;
    --toggle-background-color: #334155;
    --toggle-text-color: #f8fafc;
    --input-border-color: #475569;
    --input-background-color: #0f172a;
    --status-success-color: #2dd4bf;
    --status-error-color: #f87171;
}

body {
    font-family: 'Roboto', sans-serif;
    background-color: var(--background-color);
    color: var(--text-color);
    margin: 0;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    background-image: url("data:image/svg+xml,%3Csvg width='42' height='44' viewBox='0 0 42 44' xmlns='http://www.w3.org/2000/svg'%3E%3Cg id='Page-1' fill='none' fill-rule='evenodd'%3E%3Cg id='brick-wall' fill='%239C92AC' fill-opacity='0.4'%3E%3Cpath d='M0 0h42v44H0V0zm1 1h40v20H1V1zM0 23h20v20H0V23zm22 0h20v20H22V23z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

body[data-theme='dark'] {
    background-image: url("data:image/svg+xml,%3Csvg width='42' height='44' viewBox='0 0 42 44' xmlns='http://www.w3.org/2000/svg'%3E%3Cg id='Page-1' fill='none' fill-rule='evenodd'%3E%3Cg id='brick-wall' fill='%23334155' fill-opacity='0.4'%3E%3Cpath d='M0 0h42v44H0V0zm1 1h40v20H1V1zM0 23h20v20H0V23zm22 0h20v20H22V23z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

.container {
    text-align: center;
    background: var(--container-background-color);
    padding: 2rem 3rem;
    border-radius: 15px;
    box-shadow: 0 10px 30px var(--shadow-color);
    max-width: 500px;
    width: 90%;
    container-type: inline-size;
    position: relative;
}

h1 {
    color: var(--primary-color);
    margin-bottom: 2rem;
    font-size: 2.5rem;
}

lotto-display {
    display: block;
    margin: 2rem 0;
}

.partner-section {
    margin-top: 2rem;
    text-align: left;
}

.partner-section h2 {
    color: var(--primary-color);
    font-size: 1.4rem;
    margin-bottom: 0.8rem;
}

#partner-form {
    display: flex;
    flex-direction: column;
    gap: 0.55rem;
}

#partner-form label {
    font-size: 0.9rem;
    font-weight: 700;
}

#partner-form input,
#partner-form textarea {
    width: 100%;
    box-sizing: border-box;
    border: 1px solid var(--input-border-color);
    border-radius: 8px;
    padding: 0.65rem 0.75rem;
    background-color: var(--input-background-color);
    color: var(--text-color);
    font: inherit;
}

#partner-form textarea {
    resize: vertical;
}

#partner-submit-btn {
    margin-top: 0.4rem;
    background-color: var(--secondary-color);
    color: #ffffff;
    border: none;
    border-radius: 8px;
    padding: 0.75rem 1rem;
    font-size: 1rem;
    font-weight: 700;
    cursor: pointer;
    transition: opacity 0.2s ease, transform 0.2s ease;
}

#partner-submit-btn:hover {
    opacity: 0.92;
    transform: translateY(-1px);
}

#partner-submit-btn:disabled {
    cursor: not-allowed;
    opacity: 0.65;
}

#partner-form-status {
    min-height: 1.2rem;
    margin: 0.3rem 0 0;
    font-size: 0.9rem;
    font-weight: 700;
}

#partner-form-status.success {
    color: var(--status-success-color);
}

#partner-form-status.error {
    color: var(--status-error-color);
}

#generate-btn {
    background-color: var(--primary-color);
    color: var(--button-text-color);
    border: none;
    padding: 1rem 2rem;
    font-size: 1.2rem;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

#generate-btn:hover {
    background-color: #357abd;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
}

#theme-toggle-btn {
    position: absolute;
    top: 16px;
    right: 16px;
    border: none;
    border-radius: 999px;
    background-color: var(--toggle-background-color);
    color: var(--toggle-text-color);
    padding: 0.45rem 0.85rem;
    font-size: 0.9rem;
    font-weight: 700;
    cursor: pointer;
    transition: transform 0.2s ease, opacity 0.2s ease;
}

#theme-toggle-btn:hover {
    transform: translateY(-1px);
    opacity: 0.9;
}

@container (max-width: 400px) {
    h1 {
        font-size: 2rem;
    }

    #generate-btn {
        font-size: 1rem;
        padding: 0.8rem 1.5rem;
    }

    #theme-toggle-btn {
        top: 12px;
        right: 12px;
        font-size: 0.8rem;
    }
}

.hidden {
    display: none;
}

.subtitle {
    margin: -0.8rem 0 1.6rem;
}

#start-btn {
    background-color: var(--primary-color);
    color: var(--button-text-color);
    border: none;
    border-radius: 10px;
    padding: 0.85rem 1.2rem;
    font-size: 1rem;
    font-weight: 700;
    cursor: pointer;
}

#start-btn:disabled {
    opacity: 0.75;
    cursor: not-allowed;
}

#test-panel {
    margin-top: 1.25rem;
    display: grid;
    gap: 0.9rem;
}

.upload-label {
    display: inline-block;
    margin: 0 auto;
    padding: 0.65rem 0.95rem;
    border-radius: 8px;
    border: 1px solid var(--input-border-color);
    background-color: var(--input-background-color);
    font-weight: 700;
    cursor: pointer;
}

.photo-input {
    width: 100%;
    border: 1px solid var(--input-border-color);
    border-radius: 8px;
    padding: 0.55rem 0.65rem;
    background-color: var(--input-background-color);
    color: var(--text-color);
}

.preview-container {
    width: 100%;
    display: flex;
    justify-content: center;
}

.preview-image {
    width: 320px;
    max-width: 100%;
    aspect-ratio: 1 / 1;
    object-fit: cover;
    border-radius: 12px;
    border: 1px solid var(--input-border-color);
    background-color: var(--input-background-color);
}

.animal-result {
    margin: 0;
    font-weight: 700;
}

.confidence-bar-wrap {
    width: 100%;
    height: 12px;
    border-radius: 999px;
    overflow: hidden;
    background-color: var(--toggle-background-color);
}

.confidence-bar {
    width: 0;
    height: 100%;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    transition: width 0.2s ease;
}

.label-container {
    text-align: left;
    font-size: 0.95rem;
    display: grid;
    gap: 0.25rem;
}