.form-container {
    position: relative;
    z-index: 1;
}

.problem-all-subjects-link {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    width: fit-content;
    max-width: calc(100% - 24px);
    margin: 0 auto 20px;
    padding: 8px 12px;
    border: 1px solid color-mix(in oklch, var(--color-primary) 48%, var(--color-line));
    border-radius: 999px;
    background: color-mix(in oklch, var(--color-primary) 9%, transparent);
    color: var(--color-primary);
    font-size: .875rem;
    font-weight: 600;
    line-height: 1.2;
    text-align: center;
    text-decoration: none;
    transition: background-color 160ms ease, border-color 160ms ease, color 160ms ease;
}

.problem-all-subjects-link::before {
    content: "←";
    flex: 0 0 auto;
    font-size: 1.1em;
    line-height: 1;
}

.problem-all-subjects-link:hover {
    border-color: var(--color-primary);
    background: color-mix(in oklch, var(--color-primary) 18%, transparent);
    color: var(--color-primary);
}

.problem-all-subjects-link:focus-visible {
    outline: 3px solid var(--color-primary);
    outline-offset: 4px;
}

.problem-work-navigation {
    width: 85%;
    max-width: 980px;
    margin: 0 auto 18px;
    flex-direction: column;
}

.problem-work-types-list {
    width: 100%;
    margin-bottom: 0;
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 10px;
}

.problem-work-types-list li,
.work-types-list.problem-work-types-list li {
    flex: 1 1 115px;
    width: auto;
    max-width: 180px;
    height: 46px;
    min-width: 115px;
}

.work-types-list.problem-work-types-list a {
    min-height: 44px;
    padding: 7px 10px;
    display: grid;
    place-items: center;
    line-height: 1.2;
    text-align: center;
}

.problem-text-work {
    width: 100%;
    margin-top: 18px;
    padding: 18px 20px 20px;
    border: 1px solid oklch(0.44 0.07 305);
    border-radius: 14px;
    background: oklch(0.21 0.035 285);
}

.problem-text-work__intro {
    margin-bottom: 14px;
    text-align: left;
}

.problem-text-work__title {
    margin: 0;
    color: var(--color-text);
    font-size: 1rem;
    font-weight: 700;
    line-height: 1.3;
}

.problem-text-work__hint {
    margin: 4px 0 0;
    color: var(--color-muted);
    font-size: 0.85rem;
    line-height: 1.4;
}

.problem-text-work__links {
    display: grid;
    grid-template-columns: repeat(5, minmax(0, 1fr));
    gap: 8px;
    width: 100%;
    margin: 0;
    padding: 0;
    list-style: none;
}

.problem-text-work__links a {
    display: flex;
    min-height: 44px;
    height: 44px;
    align-items: center;
    justify-content: center;
    padding: 8px 10px;
    border: 1px solid oklch(0.48 0.065 305);
    border-radius: 8px;
    background: oklch(0.245 0.035 285);
    color: var(--color-text);
    font-size: 0.9rem;
    font-weight: 600;
    line-height: 1.2;
    text-align: center;
    text-decoration: none;
    transition: border-color 160ms ease, background-color 160ms ease, color 160ms ease;
}

.problem-text-work__links a:hover {
    border-color: oklch(0.74 0.1 305);
    background: oklch(0.3 0.065 295);
    color: var(--color-text);
}

.problem-text-work__links a:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: 3px;
}

@media (max-width: 760px) {
    .problem-text-work__links {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }
}

@media (max-width: 480px) {
    .problem-text-work {
        padding: 16px;
    }

    .problem-text-work__links {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .problem-text-work__links li:last-child {
        grid-column: 1 / -1;
    }
}

#generation-form {
    width: 100%;
    display: flex;
    flex-direction: column;
    gap: 20px;
    position: relative;
    padding: 5px;
    border-radius: 15px;
    backdrop-filter: blur(10px);
}

#solve-problem {
    width: 100%;
    max-width: 320px;
    align-self: center;
}

.input-group {
    display: flex;
    flex-direction: column;
    background-color: transparent;
    width: 100%!important;
}

.theme-field {
    width: 100%!important;
    background: rgba(20, 20, 30, 0.6);
    border: 2px solid var(--base-border-color);
    border-radius: 12px;
}

#generation-form label {
    display: block;
    color: white;
    font-size: 1rem;
    font-weight: 500;
}

.theme-input {
    width: 100%;
    padding: 15px;
    color: white;
    background: rgba(20, 20, 30, 0.6);
    font-size: 1.125rem;
    transition: all 0.3s ease;
    font-family: 'Arial', sans-serif;
    /*line-height: 1.5;*/
    outline: none;
    border: none;
    resize: none;
}

#image-upload {
    border: none!important;
    background: rgba(20, 20, 30, 0.6)!important;
    height: auto!important;
    border-radius: initial!important;
}

#image-upload:focus {
    outline: none!important;
    border: none;
    box-shadow: none!important;
}

.custom-file-upload {
    position: relative;
    width: auto!important;
    background-color: transparent;
    margin: 0;
    display: flex;
    align-items: center;
    padding: 0;
}

.problem-input-meta {
    width: 100%!important;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    padding: 8px 4px 0;
}

.problem-attempts {
    margin: 0;
    color: var(--color-muted);
    font-size: 0.85rem;
    line-height: 1.3;
    text-align: right;
}

.problem-attempts.is-limit-reached {
    color: var(--color-warm);
}

#image-upload {
    display: none;
}

.upload-btn {
    display: inline-flex!important;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: var(--color-surface-2);
    border: 2px solid var(--base-border-color);
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.upload-btn:hover {
    background: var(--color-surface-1);
    border-color: var(--color-line);
}

.clip-icon {
    width: 22px;
    height: 22px;
}

.image-preview-container {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    margin-left: 15px;
    width: auto !important;
}

.image-preview-container[hidden] {
    display: none;
}

.image-preview {
    max-width: 70px;
    max-height: 70px;
    /*border: 1px solid #ddd;*/
    border-radius: 4px;
    padding: 2px;
    /*background: #f8f8f8;*/
}

.image-remove-button {
    appearance: none;
    padding: 7px 10px;
    border: 1px solid var(--base-border-color);
    border-radius: 6px;
    background: transparent;
    color: var(--text-color);
    font: inherit;
    font-size: 0.875rem;
    cursor: pointer;
}

.image-remove-button:hover,
.image-remove-button:focus-visible {
    border-color: var(--button-color);
    color: var(--button-color);
}

.image-remove-button:focus-visible,
.upload-btn:focus-within {
    outline: 2px solid var(--button-color);
    outline-offset: 3px;
}

.problem-solution-result {
    width: min(100%, 980px);
    margin: 32px auto;
    padding: 24px;
    border: 1px solid var(--base-border-color);
    border-radius: 16px;
    background: var(--second-color);
}

.problem-solution-result[hidden] {
    display: none;
}

.problem-solution-result h2 {
    margin-top: 0;
    text-align: left;
}

.problem-solution-result__answer {
    white-space: pre-wrap;
    overflow-wrap: anywhere;
    line-height: 1.65;
}

.problem-solution-chat-link {
    display: flex;
    width: fit-content;
    min-height: 46px;
    align-items: center;
    justify-content: center;
    margin: 24px auto 0;
    padding: 10px 22px;
    border-radius: 10px;
    background: var(--button-color);
    color: var(--color-bg);
    font-weight: 700;
    text-decoration: none;
    transition: background-color 180ms ease-out, transform 180ms ease-out;
}

.problem-solution-chat-link:hover {
    background: var(--color-primary-hover);
    transform: translateY(-1px);
}

.problem-solution-chat-link:focus-visible {
    outline: 2px solid var(--color-warm);
    outline-offset: 3px;
}

.problem-solution-chat-link[hidden] {
    display: none;
}

/* Адаптивность для мобильных устройств */
@media (max-width: 768px) {
    .form-container {
        width: 95%;
        margin: 0 auto;
    }
    .theme-input {
        min-height: 120px;
        font-size: 1rem;
    }
    .problem-input-meta {
        padding-top: 10px;
    }
    .upload-btn {
        width: 45px;
        height: 45px;
    }
    .clip-icon {
        width: 20px;
        height: 20px;
    }

    .problem-work-navigation {
        width: 95%;
    }

    .problem-work-types-list {
        gap: 8px;
    }

    .work-types-list.problem-work-types-list li {
        width: 100%;
    }

    .work-types-list.problem-work-types-list a {
        padding: 7px 5px;
        font-size: 0.9375rem;
    }

}