@charset "UTF-8";

/* ============================================================
   AI House Design Page Styles (Compiled)
   ============================================================ */

:root {
    --ai-accent: #333333;
    --ai-emerald: #10b981;
    --ai-emerald-dark: #059669;
    --ai-border: #dcd7ce;
    --ai-bg-light: #fafafa;
    --ai-text-stone: #78716c;
}

/* Base Layout inside Main */
.ai-design {
    padding: 60px 0;
}

@media (min-width: 768px) {
    .ai-design {
        padding: 100px 0;
    }
}

.ai-design__container {
    max-width: 1040px;
    margin: 0 auto;
    padding: 0 20px;
}

.ai-design__header {
    text-align: center;
    margin-bottom: 60px;
}

@media (min-width: 768px) {
    .ai-design__header {
        margin-bottom: 80px;
    }
}

.ai-design__title {
    font-size: 28px;
    font-weight: 700;
    letter-spacing: 0.1em;
    margin-bottom: 24px;
    color: var(--ai-accent);
}

@media (min-width: 768px) {
    .ai-design__title {
        font-size: 40px;
    }
}

.ai-design__intro {
    font-size: 14px;
    color: var(--ai-text-stone);
    line-height: 1.8;
    letter-spacing: 0.1em;
    max-width: 640px;
    margin: 0 auto;
}

@media (min-width: 768px) {
    .ai-design__intro {
        font-size: 16px;
    }
}

/* Zukan Card Base */
.ai-card {
    background: #fff;
    border-radius: 4px;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1), 0 10px 40px -10px rgba(0, 0, 0, 0.05);
    border: 1px solid var(--ai-border);
    padding: 30px;
}

@media (min-width: 768px) {
    .ai-card {
        padding: 40px;
    }
}

.ai-card--compact {
    padding: 24px;
}

.ai-card__header {
    border-bottom: 1px solid var(--ai-accent);
    padding-bottom: 12px;
    margin-bottom: 24px;
    display: flex;
    align-items: center;
}

.ai-card__header h2 {
    font-size: 20px;
    font-weight: 700;
    margin: 0;
    letter-spacing: 0.05em;
}

.ai-card__num {
    font-family: monospace;
    font-size: 14px;
    margin-right: 12px;
    opacity: 0.3;
}

/* Process Steps */
.p-steps {
    position: relative;
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    max-width: 900px;
    margin: 40px auto 0;
}

@media (max-width: 767px) {
    .p-steps {
        flex-direction: column;
        padding-left: 20px;
    }
}

.p-steps::before {
    content: '';
    position: absolute;
    top: 24px;
    left: 8%;
    right: 8%;
    height: 1px;
    background: var(--ai-border);
    z-index: 0;
}

@media (max-width: 767px) {
    .p-steps::before {
        top: 0;
        bottom: 0;
        left: 40px;
        width: 1px;
        height: 100%;
    }
}

.p-steps__item {
    position: relative;
    z-index: 1;
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
}

@media (max-width: 767px) {
    .p-steps__item {
        flex-direction: row;
        width: 100%;
        align-items: flex-start;
        gap: 24px;
        margin-bottom: 40px;
    }
}

.p-steps__item:last-child {
    margin-bottom: 0;
}

.p-steps__dot {
    width: 48px;
    height: 48px;
    background: var(--ai-accent);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 16px;
    border-radius: 2px;
    flex-shrink: 0;
}

@media (max-width: 767px) {
    .p-steps__dot {
        width: 40px;
        height: 40px;
        margin-bottom: 0;
    }
}

.p-steps__dot svg {
    width: 20px;
    height: 20px;
}

@media (max-width: 767px) {
    .p-steps__dot svg {
        width: 16px;
        height: 16px;
    }
}

.p-steps__info {
    text-align: center;
}

@media (max-width: 767px) {
    .p-steps__info {
        text-align: left;
        padding-top: 2px;
    }
}

.p-steps__name {
    font-size: 16px;
    font-weight: 700;
    margin-bottom: 4px;
}

@media (max-width: 767px) {
    .p-steps__name {
        font-size: 15px;
    }
}

.p-steps__desc {
    font-size: 14px;
    color: var(--ai-text-stone);
    line-height: 1.4;
}

/* Form Elements */
.ai-form__group {
    margin-bottom: 32px;
}

.ai-form__group:last-child {
    margin-bottom: 0;
}

.ai-form__label {
    font-size: 16px;
    font-weight: 600;
    letter-spacing: 0.05em;
    margin-bottom: 8px;
    display: flex;
    align-items: center;
}

.ai-form__must {
    background: var(--ai-accent);
    color: #fff;
    font-size: 10px;
    padding: 2px 6px;
    margin-left: 8px;
    font-weight: 700;
    border-radius: 1px;
}

.ai-form__input {
    width: 100%;
    padding: 14px;
    border: 1px solid var(--ai-border);
    border-radius: 2px;
    background: var(--ai-bg-light);
    transition: all 0.2s ease;
    font-size: 16px;
    font-family: inherit;
}

.ai-form__input:focus {
    border-color: var(--ai-accent);
    outline: none;
    background: #fff;
    box-shadow: inset 0 1px 2px rgba(0, 0, 0, 0.05);
}

.ai-form__textarea {
    height: 100px;
    resize: vertical;
}

.ai-form__upload {
    border: 1px solid var(--ai-border);
    border-radius: 2px;
    background: var(--ai-bg-light);
    padding: 40px;
    text-align: center;
    cursor: pointer;
    border-style: dashed;
    transition: all 0.2s ease;
}

.ai-form__upload:hover {
    border-color: var(--ai-accent);
    background: #fff;
}

.ai-form__upload-prompt svg {
    display: block;
    margin: 0 auto 12px;
    color: #d1d5db;
}

.ai-form__upload-prompt p {
    font-size: 14px;
    color: var(--ai-text-stone);
    font-weight: 500;
    margin: 0;
}

.ai-form__upload-img {
    max-height: 200px;
    margin: 0 auto;
    border-radius: 2px;
    border: 1px solid var(--ai-border);
}

.ai-form__grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
}

.ai-form__option {
    display: flex;
    align-items: center;
    gap: 12px;
    background: #fff;
    padding: 12px;
    border: 1px solid var(--ai-border);
    cursor: pointer;
    transition: all 0.2s ease;
}

.ai-form__option:hover {
    border-color: var(--ai-accent);
}

.ai-form__option input {
    width: 16px;
    height: 16px;
    border-radius: 0;
    accent-color: var(--ai-accent);
}

.ai-form__option span {
    font-size: 14px;
    font-weight: 500;
    color: var(--ai-text-stone);
}

.ai-form__error {
    text-align: center;
    margin-top: 16px;
    height: 24px;
    color: #ef4444;
    font-weight: 700;
    font-size: 12px;
}

/* Simulation Result Area */
.ai-output {
    flex-grow: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    background: #fdfdfd;
    border: 1px solid #f5f5f4;
    padding: 16px;
    position: relative;
    overflow: hidden;
    min-height: 400px;
}

.ai-output__placeholder {
    text-align: center;
}

.ai-output__placeholder-icon {
    width: 64px;
    height: 64px;
    border: 1px solid #e5e7eb;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 16px;
    background: #fff;
    color: #ccc;
}

.ai-output__placeholder-text {
    color: #a8a29e;
    font-size: 14px;
    font-weight: 500;
    letter-spacing: 0.05em;
}

.ai-output__img {
    max-width: 100%;
    height: auto;
    border: 1px solid var(--ai-border);
    background: #fff;
    padding: 8px;
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
}

.ai-output__loader-wrap {
    position: absolute;
    inset: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    background: rgba(250, 250, 250, 0.8);
    z-index: 10;
}

.ai-output__loader {
    border: 3px solid #f3f3f3;
    border-top: 3px solid var(--ai-accent);
    border-radius: 50%;
    width: 48px;
    height: 48px;
    animation: ai-spin 1s linear infinite;
}

.ai-output__loader-text {
    margin-top: 24px;
    font-weight: 700;
    font-size: 12px;
    letter-spacing: 0.2em;
    color: var(--ai-text-stone);
}

@keyframes ai-spin {
    0% {
        transform: rotate(0deg);
    }

    100% {
        transform: rotate(360deg);
    }
}

/* Buttons */
.ai-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    width: 100%;
    padding: 16px 32px;
    font-weight: 700;
    border-radius: 2px;
    transition: all 0.2s ease;
    cursor: pointer;
    font-size: 16px;
    border: 1px solid transparent;
}

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

.ai-btn--primary:hover:not(:disabled) {
    background: #000;
    transform: translateY(-1px);
}

.ai-btn--primary:disabled {
    background: #f0f0f0;
    border-color: var(--ai-border);
    color: #aaa;
    cursor: not-allowed;
}

.ai-btn--emerald {
    background: var(--ai-emerald);
    color: #fff;
    border-color: var(--ai-emerald-dark);
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
}

.ai-btn--emerald:hover {
    background: var(--ai-emerald-dark);
    transform: translateY(-1px);
}

.ai-btn__spinner {
    width: 20px;
    height: 20px;
    border: 2px solid #fff;
    border-top-color: transparent;
    border-radius: 50%;
    animation: ai-spin 0.6s linear infinite;
}

/* Logs */
.ai-logs__title {
    font-size: 12px;
    font-weight: 700;
    color: #a8a29e;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    margin-bottom: 12px;
    border-bottom: 1px solid #f5f5f4;
    padding-bottom: 8px;
}

.ai-logs__content {
    height: 120px;
    overflow-y: auto;
    font-family: monospace;
    font-size: 11px;
    color: var(--ai-text-stone);
    line-height: 1.5;
}

.ai-logs__content::-webkit-scrollbar {
    display: none;
}

/* Matching Section */
.ai-matching {
    margin-top: 80px;
}

.ai-matching__header {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    border-bottom: 2px solid var(--ai-accent);
    padding-bottom: 16px;
    margin-bottom: 32px;
}

.ai-matching__title {
    font-size: 24px;
    font-weight: 700;
    margin: 0;
}

.ai-matching__subtitle {
    font-size: 14px;
    color: var(--ai-text-stone);
    margin-top: 4px;
    font-weight: 500;
}

.ai-matching__grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 24px;
}

@media (min-width: 640px) {
    .ai-matching__grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .ai-matching__grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* Builder Card */
.builder-card {
    transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
    cursor: pointer;
}

.builder-card:hover {
    border-color: var(--ai-accent);
    transform: translateY(-4px);
}

.builder-card:hover .builder-card__img-wrap {
    filter: grayscale(0);
}

.builder-card__img-wrap {
    position: relative;
    aspect-ratio: 16 / 9;
    overflow: hidden;
    filter: grayscale(0.3);
    transition: filter 0.5s;
    background: #f5f5f4;
    border-radius: 4px 4px 0 0;
}

.builder-card__img-wrap img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.builder-card__id {
    position: absolute;
    top: 8px;
    right: 8px;
    background: rgba(255, 255, 255, 0.9);
    font-size: 10px;
    font-weight: 700;
    padding: 4px 8px;
    border: 1px solid var(--ai-border);
}

.builder-card__content {
    padding: 20px;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

.builder-card__area {
    font-size: 10px;
    font-weight: 700;
    color: #a8a29e;
    border: 1px solid #e5e7eb;
    padding: 2px 8px;
    text-transform: uppercase;
    display: inline-block;
    align-self: flex-start;
    margin-bottom: 8px;
}

.builder-card__name {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--ai-accent);
    line-height: 1.4;
}

@media (min-width: 768px) {
    .builder-card__name {
        margin-bottom: 12px;
    }
}

.builder-card__desc {
    font-size: 14px;
    color: var(--ai-accent);
    line-height: 1.8;
    letter-spacing: 0.05em;
    margin-bottom: 20px;
    display: -webkit-box;
    line-clamp: 3;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

@media (min-width: 768px) {
    .builder-card__desc {
        font-size: 16px;
    }
}

.builder-card__tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 24px;
}

.builder-card__tag {
    font-size: 12px;
    font-weight: 700;
    color: #666;
    background: #f8f8f8;
    border: 1px solid var(--ai-border);
    padding: 2px 8px;
    border-radius: 1px;
}

@media (min-width: 768px) {
    .builder-card__tag {
        font-size: 14px;
    }
}

.builder-card__footer {
    margin-top: auto;
    padding-top: 16px;
    border-top: 1px dashed #f5f5f4;
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: var(--ai-emerald);
    font-size: 10px;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

/* Utilities */
.u-hidden {
    display: none !important;
}

.u-flex {
    display: flex !important;
}

@media (min-width: 768px) {
    .md\:u-block {
        display: block !important;
    }
}