/* ==================== BUSINESS IDEAS PAGE ==================== */

/* Hero */
.bi-hero {
    position: relative;
    padding: 120px 0 40px;
    text-align: center;
    overflow: hidden;
}

.bi-back-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: var(--gray);
    text-decoration: none;
    font-size: 0.9rem;
    margin-bottom: 20px;
    transition: color 0.2s;
}

.bi-back-link:hover {
    color: var(--purple);
}

.bi-title {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--dark-gray);
    margin-bottom: 12px;
    line-height: 1.2;
}

.bi-subtitle {
    font-size: 1.1rem;
    color: var(--gray);
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.6;
}

/* Sections */
.bi-section {
    padding: 20px 0;
}

/* Card base */
.bi-card {
    background: var(--white);
    border-radius: 16px;
    padding: 32px;
    box-shadow: 0 1px 3px rgba(0,0,0,0.06), 0 4px 16px rgba(0,0,0,0.04);
    margin-bottom: 24px;
}

.bi-card-title {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 1.35rem;
    font-weight: 700;
    color: var(--dark-gray);
    margin-bottom: 8px;
}

.bi-card-desc {
    color: var(--gray);
    font-size: 0.95rem;
    margin-bottom: 20px;
}

.bi-step-badge {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--purple), var(--blue));
    color: #fff;
    font-size: 0.85rem;
    font-weight: 700;
    flex-shrink: 0;
}

/* Filters */
.bi-filters-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
    margin-bottom: 28px;
}

.bi-filter-full {
    grid-column: 1 / -1;
}

.bi-filter-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.bi-label {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--dark-gray);
}

.bi-label-hint {
    font-weight: 400;
    color: var(--gray);
    font-size: 0.8rem;
}

/* Chips */
.bi-chip-group {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.bi-chip {
    padding: 8px 16px;
    border-radius: 20px;
    border: 1.5px solid var(--lighter-gray);
    background: var(--white);
    color: var(--dark-gray);
    font-size: 0.85rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
    font-family: 'Inter', sans-serif;
}

.bi-chip:hover {
    border-color: var(--purple);
    color: var(--purple);
    background: rgba(124, 58, 237, 0.04);
}

.bi-chip.active {
    border-color: var(--purple);
    background: linear-gradient(135deg, var(--purple), var(--blue));
    color: #fff;
}

/* Input & Select */
.bi-input,
.bi-select {
    padding: 10px 14px;
    border-radius: 10px;
    border: 1.5px solid var(--lighter-gray);
    font-size: 0.9rem;
    font-family: 'Inter', sans-serif;
    color: var(--dark-gray);
    background: var(--white);
    width: 100%;
    transition: border-color 0.2s;
    box-sizing: border-box;
}

.bi-input:focus,
.bi-select:focus {
    outline: none;
    border-color: var(--purple);
}

/* Generate button */
.bi-generate-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    width: 100%;
    padding: 14px 24px;
    border-radius: 12px;
    border: none;
    background: linear-gradient(135deg, var(--purple), var(--blue));
    color: #fff;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
    font-family: 'Inter', sans-serif;
}

.bi-generate-btn:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(124, 58, 237, 0.3);
}

.bi-generate-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.bi-credit-note {
    text-align: center;
    color: var(--gray);
    font-size: 0.8rem;
    margin-top: 10px;
}

/* Loading */
.bi-loading {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 16px;
    padding: 60px 20px;
    color: var(--gray);
    font-size: 1rem;
}

/* Error */
.bi-error {
    background: #FEF2F2;
    border: 1px solid #FECACA;
    border-radius: 12px;
    padding: 16px 20px;
    color: #B91C1C;
    font-size: 0.95rem;
    text-align: center;
}

/* ==================== IDEAS GRID ==================== */

.bi-ideas-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 16px;
}

.bi-idea-card {
    border: 1.5px solid var(--lighter-gray);
    border-radius: 14px;
    padding: 20px;
    cursor: pointer;
    transition: all 0.25s;
    background: var(--white);
}

.bi-idea-card:hover {
    border-color: var(--purple);
    transform: translateY(-3px);
    box-shadow: 0 8px 24px rgba(124, 58, 237, 0.1);
}

.bi-idea-card.selected {
    border-color: var(--purple);
    background: linear-gradient(135deg, rgba(124,58,237,0.04), rgba(59,130,246,0.04));
    box-shadow: 0 0 0 2px var(--purple);
}

.bi-idea-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 10px;
}

.bi-idea-mode {
    font-size: 0.78rem;
    color: var(--gray);
}

.bi-idea-diff {
    font-size: 0.72rem;
    font-weight: 600;
    padding: 3px 10px;
    border-radius: 12px;
}

.bi-diff-easy {
    background: #D1FAE5;
    color: #065F46;
}

.bi-diff-medium {
    background: #FEF3C7;
    color: #92400E;
}

.bi-diff-hard {
    background: #FEE2E2;
    color: #991B1B;
}

.bi-idea-title {
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--dark-gray);
    margin-bottom: 6px;
    line-height: 1.3;
}

.bi-idea-desc {
    font-size: 0.85rem;
    color: var(--gray);
    line-height: 1.5;
    margin-bottom: 12px;
}

.bi-idea-footer {
    display: flex;
    align-items: center;
}

.bi-idea-budget {
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--dark-gray);
}

/* ==================== SELECTED IDEA ==================== */

.bi-selected-idea {
    border-left: 4px solid var(--purple);
}

.bi-selected-header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 8px;
}

.bi-selected-badge {
    font-size: 0.72rem;
    font-weight: 600;
    padding: 3px 10px;
    border-radius: 10px;
    background: linear-gradient(135deg, var(--purple), var(--blue));
    color: #fff;
}

.bi-selected-header h3 {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--dark-gray);
}

.bi-selected-meta {
    display: flex;
    gap: 16px;
    margin-top: 12px;
    font-size: 0.85rem;
    color: var(--gray);
}

/* ==================== SCORE ==================== */

.bi-score-card {
    background: linear-gradient(135deg, rgba(124,58,237,0.03), rgba(59,130,246,0.03));
}

.bi-score-wrap {
    display: flex;
    align-items: center;
    gap: 24px;
}

.bi-score-circle {
    position: relative;
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: conic-gradient(var(--score-color) var(--score-pct), var(--lighter-gray) var(--score-pct));
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.bi-score-circle::before {
    content: '';
    position: absolute;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: var(--white);
}

.bi-score-num {
    position: relative;
    z-index: 1;
    font-size: 1.4rem;
    font-weight: 800;
    color: var(--dark-gray);
}

.bi-score-text h3 {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--dark-gray);
    margin-bottom: 4px;
}

.bi-score-text p {
    color: var(--gray);
    font-size: 0.9rem;
}

/* ==================== STORIES ==================== */

.bi-stories-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 16px;
}

.bi-story-card {
    border: 1.5px solid var(--lighter-gray);
    border-radius: 14px;
    padding: 20px;
    background: var(--white);
}

.bi-story-name {
    font-size: 1rem;
    font-weight: 700;
    color: var(--dark-gray);
    margin-bottom: 4px;
}

.bi-story-location {
    font-size: 0.82rem;
    color: var(--gray);
    margin-bottom: 10px;
}

.bi-story-text {
    font-size: 0.88rem;
    color: var(--gray);
    line-height: 1.6;
    margin-bottom: 10px;
}

.bi-story-timeline {
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--purple);
    margin-bottom: 10px;
    padding: 6px 12px;
    background: rgba(124, 58, 237, 0.06);
    border-radius: 8px;
    display: inline-block;
}

.bi-story-takeaways {
    padding-left: 18px;
    margin: 0;
}

.bi-story-takeaways li {
    font-size: 0.82rem;
    color: var(--gray);
    line-height: 1.6;
}

/* ==================== WEEK PLAN ==================== */

.bi-week-plan {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.bi-day-item {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 10px 14px;
    border-radius: 10px;
    background: var(--light-gray);
}

.bi-day-num {
    font-size: 0.78rem;
    font-weight: 700;
    color: var(--purple);
    white-space: nowrap;
    min-width: 48px;
}

.bi-day-task {
    font-size: 0.88rem;
    color: var(--dark-gray);
    line-height: 1.5;
}

/* ==================== RED FLAGS ==================== */

.bi-red-flags {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.bi-flag-item {
    padding: 12px 16px;
    border-radius: 10px;
    background: #FEF2F2;
    color: #991B1B;
    font-size: 0.88rem;
    line-height: 1.5;
}

/* ==================== CHAT ==================== */

.bi-chat-card {
    position: relative;
}

.bi-chat-messages {
    max-height: 400px;
    overflow-y: auto;
    padding: 16px 0;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.bi-chat-msg {
    display: flex;
}

.bi-chat-user {
    justify-content: flex-end;
}

.bi-chat-assistant {
    justify-content: flex-start;
}

.bi-chat-bubble {
    max-width: 80%;
    padding: 12px 16px;
    border-radius: 16px;
    font-size: 0.9rem;
    line-height: 1.6;
}

.bi-chat-user .bi-chat-bubble {
    background: linear-gradient(135deg, var(--purple), var(--blue));
    color: #fff;
    border-bottom-right-radius: 4px;
}

.bi-chat-assistant .bi-chat-bubble {
    background: var(--light-gray);
    color: var(--dark-gray);
    border-bottom-left-radius: 4px;
}

/* Typing indicator */
.bi-typing {
    display: flex;
    gap: 4px;
    align-items: center;
    padding: 14px 20px;
}

.bi-typing span {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--gray);
    animation: biTypingDot 1.4s infinite;
}

.bi-typing span:nth-child(2) { animation-delay: 0.2s; }
.bi-typing span:nth-child(3) { animation-delay: 0.4s; }

@keyframes biTypingDot {
    0%, 60%, 100% { opacity: 0.3; transform: scale(0.8); }
    30% { opacity: 1; transform: scale(1); }
}

/* Chat limit info */
.bi-chat-limit-info {
    margin-bottom: 16px;
    padding: 10px 16px;
    background: var(--light-gray);
    border-radius: 10px;
    text-align: center;
}

.bi-limit-text {
    font-size: 0.875rem;
    color: var(--gray);
}

.bi-limit-text strong {
    color: var(--purple);
    font-weight: 700;
}

.bi-chat-limit-info.bi-limit-warning {
    background: #FEF3C7;
    border: 1px solid #FCD34D;
}

.bi-chat-limit-info.bi-limit-warning .bi-limit-text {
    color: #92400E;
}

.bi-chat-limit-info.bi-limit-warning strong {
    color: #B45309;
}

/* Chat input */
.bi-chat-input-wrap {
    display: flex;
    gap: 8px;
    margin-top: 12px;
    padding-top: 12px;
    border-top: 1px solid var(--lighter-gray);
}

.bi-chat-input {
    flex: 1;
    padding: 12px 16px;
    border-radius: 12px;
    border: 1.5px solid var(--lighter-gray);
    font-size: 0.9rem;
    font-family: 'Inter', sans-serif;
    color: var(--dark-gray);
    background: var(--light-gray);
    transition: border-color 0.2s;
}

.bi-chat-input:focus {
    outline: none;
    border-color: var(--purple);
    background: var(--white);
}

.bi-chat-send {
    width: 44px;
    height: 44px;
    border-radius: 12px;
    border: none;
    background: linear-gradient(135deg, var(--purple), var(--blue));
    color: #fff;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    transition: transform 0.2s;
}

.bi-chat-send:hover {
    transform: scale(1.05);
}

.bi-user-name {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--dark-gray);
}

/* ==================== HISTORY CHAT PANEL ==================== */

.bi-history-panel {
    position: fixed;
    inset: 0;
    z-index: 3000;
    display: none;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.2s;
}

.bi-history-panel.active {
    opacity: 1;
}

.bi-history-overlay {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.4);
    backdrop-filter: blur(4px);
}

.bi-history-container {
    position: relative;
    width: 90%;
    max-width: 640px;
    max-height: 80vh;
    background: var(--white);
    border-radius: 16px;
    display: flex;
    flex-direction: column;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.15);
    overflow: hidden;
}

.bi-history-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 20px;
    border-bottom: 1px solid var(--lighter-gray);
}

.bi-history-header > div {
    display: flex;
    align-items: center;
    gap: 8px;
    min-width: 0;
}

.bi-history-header strong {
    font-size: 1rem;
    color: var(--dark-gray);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.bi-history-close {
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--gray);
    cursor: pointer;
    padding: 0 4px;
    line-height: 1;
    flex-shrink: 0;
}

.bi-history-close:hover {
    color: var(--dark-gray);
}

.bi-history-idea-card {
    display: flex;
    align-items: center;
    gap: 12px;
    margin: 0 20px;
    padding: 12px 16px;
    background: linear-gradient(135deg, rgba(124, 58, 237, 0.08), rgba(59, 130, 246, 0.08));
    border: 1px solid rgba(124, 58, 237, 0.15);
    border-radius: 12px;
    margin-top: 12px;
}

.bi-history-idea-icon {
    font-size: 1.5rem;
    flex-shrink: 0;
}

.bi-history-idea-text {
    display: flex;
    flex-direction: column;
    gap: 2px;
    min-width: 0;
}

.bi-history-idea-label {
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--purple);
    opacity: 0.8;
}

.bi-history-idea-name {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--dark-gray);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.bi-history-idea-desc {
    font-size: 0.85rem;
    color: var(--dark-gray);
    line-height: 1.5;
}

.bi-history-idea-desc strong {
    color: var(--purple);
    font-size: 0.95rem;
}

.bi-history-messages {
    flex: 1;
    overflow-y: auto;
    padding: 16px 20px;
    display: flex;
    flex-direction: column;
    gap: 12px;
    min-height: 200px;
}

.bi-history-input-wrap {
    display: flex;
    gap: 8px;
    padding: 12px 20px;
    border-top: 1px solid var(--lighter-gray);
}

/* ==================== LOGIN BANNER ==================== */

.bi-login-banner {
    padding: 0 0 8px;
}

.bi-login-banner-inner {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 20px;
    border-radius: 12px;
    background: #FFFBEB;
    border: 1px solid #FDE68A;
    font-size: 0.9rem;
    color: #92400E;
    flex-wrap: wrap;
}

.bi-login-banner-inner svg {
    flex-shrink: 0;
}

.bi-login-banner-btns {
    display: flex;
    gap: 8px;
    margin-left: auto;
}

.bi-banner-btn {
    padding: 7px 16px;
    border-radius: 8px;
    font-size: 0.82rem;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.2s;
}

.bi-banner-login {
    background: var(--white);
    color: var(--purple);
    border: 1.5px solid var(--purple);
}

.bi-banner-login:hover {
    background: rgba(124, 58, 237, 0.06);
}

.bi-banner-signup {
    background: linear-gradient(135deg, var(--purple), var(--blue));
    color: #fff;
    border: 1.5px solid transparent;
}

.bi-banner-signup:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(124, 58, 237, 0.3);
}

/* ==================== RESPONSIVE ==================== */

@media (max-width: 768px) {
    .bi-title {
        font-size: 1.8rem;
    }

    .bi-subtitle {
        font-size: 0.95rem;
    }

    .bi-card {
        padding: 20px;
    }

    .bi-filters-grid {
        grid-template-columns: 1fr;
    }

    .bi-ideas-grid,
    .bi-stories-grid {
        grid-template-columns: 1fr;
    }

    .bi-score-wrap {
        flex-direction: column;
        text-align: center;
    }

    .bi-selected-meta {
        flex-wrap: wrap;
        gap: 8px;
    }

    .bi-chat-bubble {
        max-width: 90%;
    }
}

@media (max-width: 480px) {
    .bi-hero {
        padding: 100px 0 24px;
    }

    .bi-title {
        font-size: 1.5rem;
    }

    .bi-chip {
        font-size: 0.8rem;
        padding: 6px 12px;
    }
}