/* AI Pool Planner - Main Styles */

:root {
    --aipp-primary: #2563eb;
    --aipp-primary-dark: #1d4ed8;
    --aipp-primary-light: #eff6ff;
    --aipp-accent: #60a5fa;
    --aipp-success: #16a34a;
    --aipp-error: #dc2626;
    --aipp-bg: #f8fafc;
    --aipp-border: #e2e8f0;
    --aipp-text: #1e293b;
    --aipp-text-light: #64748b;
    --aipp-white: #ffffff;
    --aipp-shadow: 0 1px 3px rgba(0, 0, 0, 0.08), 0 1px 2px rgba(0, 0, 0, 0.04);
    --aipp-shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.1), 0 4px 10px rgba(0, 0, 0, 0.05);
}

#ai-pool-planner {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    color: var(--aipp-text);
}

/* Container */
.ai-pool-planner-container {
    max-width: 800px;
    margin: 40px auto;
    padding: 0 20px;
}

/* Form Wrapper */
.aipp-form-wrapper {
    background: var(--aipp-white);
    border-radius: 16px;
    overflow: hidden;
    box-shadow: var(--aipp-shadow-lg);
    border: 1px solid var(--aipp-border);
}

.aipp-form-container {
    padding: 24px;
}

/* ── Tab Navigation ─────────────────────────────────── */
.aipp-tabs-nav {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0;
    margin-bottom: 24px;
    background: var(--aipp-bg);
    border-radius: 10px;
    padding: 4px;
}

.aipp-tab-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 16px;
    background: transparent;
    border: none;
    border-radius: 8px;
    color: var(--aipp-text-light);
    font-size: 0.95rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
    white-space: nowrap;
}

.aipp-tab-btn:hover {
    color: var(--aipp-text);
}

.aipp-tab-btn.aipp-tab-active {
    background: var(--aipp-primary);
    color: var(--aipp-white);
    box-shadow: 0 2px 8px rgba(37, 99, 235, 0.3);
}

/* ── Suggestion Chips ───────────────────────────────── */
.aipp-suggestions {
    margin-bottom: 20px;
}

.aipp-suggestions-label {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--aipp-text);
    margin: 0 0 10px 0;
}

.aipp-suggestion-chips {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.aipp-chip {
    display: inline-block;
    padding: 6px 14px;
    background: var(--aipp-white);
    border: 1.5px solid #93c5fd;
    border-radius: 20px;
    color: var(--aipp-primary);
    font-size: 0.85rem;
    font-weight: 400;
    cursor: pointer;
    transition: all 0.2s ease;
    line-height: 1.4;
}

.aipp-chip:hover {
    background: var(--aipp-primary-light);
    border-color: var(--aipp-primary);
}

/* ── Form Fields ────────────────────────────────────── */
.aipp-form {
    margin-top: 0;
}

.aipp-fields-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
    margin-bottom: 12px;
}

.aipp-form-group {
    margin-bottom: 12px;
}

.aipp-form-group:last-child {
    margin-bottom: 0;
}

.aipp-form-group label {
    display: block;
    margin-bottom: 6px;
    font-weight: 500;
    color: var(--aipp-text);
    font-size: 0.9rem;
}

.aipp-helper-text {
    color: var(--aipp-text-light);
    font-size: 0.85rem;
    margin: 6px 0 0 0;
}

/* Inputs */
.aipp-input,
.aipp-select,
.aipp-textarea {
    width: 100%;
    padding: 11px 14px;
    border: 1.5px solid var(--aipp-border);
    border-radius: 8px;
    font-family: inherit;
    font-size: 0.95rem;
    color: var(--aipp-text);
    background: var(--aipp-white);
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
    box-sizing: border-box;
}

.aipp-input::placeholder,
.aipp-textarea::placeholder {
    color: #94a3b8;
}

.aipp-input:focus,
.aipp-select:focus,
.aipp-textarea:focus {
    outline: none;
    border-color: var(--aipp-primary);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.aipp-textarea {
    resize: vertical;
    min-height: 100px;
    line-height: 1.5;
}

/* ── Style Cards ────────────────────────────────────── */
.aipp-style-section {
    margin-bottom: 16px;
}

.aipp-style-label {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--aipp-text);
    margin: 0 0 10px 0;
}

.aipp-style-cards {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 8px;
}

.aipp-style-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 4px;
    padding: 14px 8px;
    background: var(--aipp-white);
    border: 1.5px solid var(--aipp-border);
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.2s ease;
    text-align: center;
}

.aipp-style-card:hover {
    border-color: var(--aipp-primary);
}

.aipp-style-card.aipp-style-active {
    background: var(--aipp-primary);
    border-color: var(--aipp-primary);
}

.aipp-style-card .style-name {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--aipp-text);
    line-height: 1.2;
}

.aipp-style-card .style-desc {
    font-size: 0.75rem;
    color: var(--aipp-text-light);
    line-height: 1.3;
}

.aipp-style-card.aipp-style-active .style-name,
.aipp-style-card.aipp-style-active .style-desc {
    color: var(--aipp-white);
}

/* ── Type / Speak Toggle ────────────────────────────── */
.aipp-input-toggle {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0;
    margin-bottom: 12px;
    background: var(--aipp-bg);
    border-radius: 8px;
    padding: 4px;
}

.aipp-toggle-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 10px 16px;
    background: transparent;
    border: none;
    border-radius: 6px;
    color: var(--aipp-text-light);
    font-size: 0.9rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
}

.aipp-toggle-btn:hover {
    color: var(--aipp-text);
}

.aipp-toggle-btn.aipp-toggle-active {
    background: var(--aipp-primary);
    color: var(--aipp-white);
    box-shadow: 0 2px 6px rgba(37, 99, 235, 0.25);
}

.aipp-toggle-btn.listening {
    background: var(--aipp-error);
    color: var(--aipp-white);
    animation: pulse 1s infinite;
}

.voice-status {
    display: flex;
    align-items: center;
    grid-column: 1 / -1;
    padding: 4px 8px;
    font-size: 0.85rem;
}

.voice-status.listening {
    color: var(--aipp-error);
    font-weight: 500;
}

.voice-status.success {
    color: var(--aipp-success);
    font-weight: 500;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.65; }
}

/* ── Submit ─────────────────────────────────────────── */
.aipp-submit-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    padding: 15px;
    background: var(--aipp-primary);
    color: var(--aipp-white);
    border: none;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
    margin-top: 4px;
}

.aipp-submit-btn:hover:not(:disabled) {
    background: var(--aipp-primary-dark);
    box-shadow: 0 4px 14px rgba(37, 99, 235, 0.35);
}

.aipp-submit-btn:disabled {
    opacity: 0.7;
    cursor: not-allowed;
}

.btn-spinner {
    display: flex;
    align-items: center;
    gap: 10px;
}

.spinner {
    width: 18px;
    height: 18px;
    border: 2.5px solid rgba(255, 255, 255, 0.35);
    border-top-color: var(--aipp-white);
    border-radius: 50%;
    animation: spin 0.75s linear infinite;
    flex-shrink: 0;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

.aipp-submit-hint {
    text-align: center;
    font-size: 0.82rem;
    color: var(--aipp-text-light);
    margin: 10px 0 0 0;
}

/* ── Upload Tab ─────────────────────────────────────── */
.aipp-form-section {
    margin-bottom: 24px;
    padding-bottom: 24px;
    border-bottom: 1px solid var(--aipp-border);
}

.aipp-form-section:last-of-type {
    border-bottom: none;
    margin-bottom: 0;
    padding-bottom: 0;
}

.aipp-form-section h2 {
    font-size: 1.1rem;
    font-weight: 600;
    margin: 0 0 16px 0;
    color: var(--aipp-text);
}

.aipp-image-upload {
    position: relative;
}

.aipp-file-input {
    display: none;
}

.aipp-upload-area {
    border: 2px dashed var(--aipp-border);
    border-radius: 10px;
    padding: 40px 20px;
    text-align: center;
    cursor: pointer;
    transition: all 0.2s ease;
    background: var(--aipp-bg);
    color: var(--aipp-text-light);
}

.aipp-upload-area:hover {
    border-color: var(--aipp-primary);
    background: var(--aipp-primary-light);
    color: var(--aipp-primary);
}

.aipp-upload-area.dragover {
    border-color: var(--aipp-accent);
    background: rgba(96, 165, 250, 0.08);
}

.upload-icon {
    margin-bottom: 12px;
    opacity: 0.5;
}

.upload-text {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--aipp-text);
    margin: 0 0 4px 0;
}

.upload-hint {
    font-size: 0.82rem;
    color: var(--aipp-text-light);
    margin: 0;
}

.aipp-image-preview-container {
    position: relative;
    margin-top: 16px;
    border-radius: 8px;
    overflow: hidden;
    background: var(--aipp-white);
    border: 1px solid var(--aipp-border);
}

.aipp-image-preview {
    width: 100%;
    height: auto;
    max-height: 400px;
    object-fit: cover;
    display: block;
}

.aipp-remove-image-btn {
    position: absolute;
    top: 10px;
    right: 10px;
    background: rgba(220, 38, 38, 0.9);
    color: var(--aipp-white);
    border: none;
    border-radius: 6px;
    padding: 6px 12px;
    font-size: 0.85rem;
    cursor: pointer;
    transition: background 0.2s ease;
    font-weight: 500;
}

.aipp-remove-image-btn:hover {
    background: var(--aipp-error);
}

/* ── Results Container ──────────────────────────────── */
.aipp-results-container {
    margin-top: 20px;
    padding: 40px 30px;
    background: var(--aipp-white);
    border-radius: 16px;
    border: 1px solid var(--aipp-border);
    box-shadow: var(--aipp-shadow-lg);
    animation: slideIn 0.4s ease;
}

@keyframes slideIn {
    from { opacity: 0; transform: translateY(16px); }
    to   { opacity: 1; transform: translateY(0); }
}

.aipp-results-content {
    max-width: 100%;
}

.aipp-back-btn {
    background: none;
    border: none;
    color: var(--aipp-primary);
    font-weight: 600;
    cursor: pointer;
    margin-bottom: 24px;
    display: inline-block;
    font-size: 0.95rem;
    transition: all 0.2s ease;
    padding: 0;
}

.aipp-back-btn:hover {
    color: var(--aipp-primary-dark);
    transform: translateX(-3px);
}

.aipp-results-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
    align-items: start;
}

.aipp-image-section {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.aipp-image-wrapper {
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--aipp-shadow-lg);
}

.aipp-pool-image {
    width: 100%;
    height: auto;
    display: block;
    animation: fadeIn 0.5s ease;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to   { opacity: 1; }
}

.aipp-image-actions {
    display: flex;
    gap: 10px;
}

.aipp-description-section {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.aipp-description-content {
    background: var(--aipp-bg);
    padding: 24px;
    border-radius: 12px;
    line-height: 1.7;
    color: var(--aipp-text);
    border: 1px solid var(--aipp-border);
}

.aipp-description-content h3 {
    color: var(--aipp-primary);
    font-size: 1.05rem;
    margin: 16px 0 8px 0;
    font-weight: 600;
}

.aipp-description-content h3:first-child {
    margin-top: 0;
}

.aipp-description-content p {
    margin: 0 0 12px 0;
}

.aipp-description-content ul,
.aipp-description-content ol {
    margin: 10px 0;
    padding-left: 20px;
}

.aipp-description-content li {
    margin: 6px 0;
}

.aipp-cta-section {
    background: linear-gradient(135deg, var(--aipp-primary), var(--aipp-primary-dark));
    color: var(--aipp-white);
    padding: 24px;
    border-radius: 12px;
    text-align: center;
}

.aipp-cta-section h3 {
    color: var(--aipp-white);
    margin: 0 0 16px 0;
    font-size: 1.05rem;
}

.aipp-action-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 11px 22px;
    background: var(--aipp-white);
    color: var(--aipp-primary);
    border: 2px solid transparent;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    text-decoration: none;
    transition: all 0.2s ease;
    font-size: 0.9rem;
}

.aipp-action-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.aipp-quote-btn {
    background: var(--aipp-white);
    color: var(--aipp-primary);
}

.aipp-download-btn {
    background: var(--aipp-primary);
    color: var(--aipp-white);
    width: 100%;
    justify-content: center;
}

.aipp-download-btn:hover {
    background: var(--aipp-primary-dark);
}

/* ── Error Container ────────────────────────────────── */
.aipp-error-container {
    background: var(--aipp-white);
    border-radius: 16px;
    padding: 40px;
    box-shadow: var(--aipp-shadow-lg);
    text-align: center;
    border: 1px solid var(--aipp-border);
    margin-top: 20px;
}

.aipp-error-content {
    max-width: 480px;
    margin: 0 auto;
}

.aipp-error-content h3 {
    color: var(--aipp-error);
    font-size: 1.4rem;
    margin: 0 0 12px 0;
}

.aipp-error-content p {
    color: var(--aipp-text-light);
    margin: 0 0 24px 0;
}

/* Edit success */
.aipp-edit-success {
    background: rgba(22, 163, 74, 0.08);
    border-left: 4px solid var(--aipp-success);
    padding: 16px 20px;
    border-radius: 4px;
}

.aipp-edit-success h3 {
    color: var(--aipp-success);
    margin: 0 0 8px 0;
}

.aipp-edit-success p {
    color: var(--aipp-text);
    margin: 0;
}

/* ── Tab content visibility ─────────────────────────── */
.aipp-tab-content {
    display: none;
    animation: slideIn 0.25s ease;
}

.aipp-tab-content.aipp-tab-active {
    display: block;
}

/* ── Responsive ─────────────────────────────────────── */
@media (max-width: 640px) {
    .aipp-form-container {
        padding: 16px;
    }

    .aipp-fields-row {
        grid-template-columns: 1fr;
    }

    .aipp-style-cards {
        grid-template-columns: repeat(2, 1fr);
    }

    .aipp-results-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .aipp-results-container {
        padding: 24px 16px;
    }

    .aipp-action-btn {
        width: 100%;
        justify-content: center;
    }
}

@media (max-width: 420px) {
    .aipp-style-cards {
        grid-template-columns: 1fr 1fr;
    }

    .aipp-tab-btn {
        font-size: 0.85rem;
        padding: 10px 10px;
        gap: 6px;
    }
}