/* ========================================
   AI Match Page — Chat + Result Panel
   ======================================== */

.ai-page {
    background: #0B1120;
    height: 100vh;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

/* --- Header override for AI page (always dark) --- */
.ai-page .header {
    background: rgba(11, 17, 32, 0.9);
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.ai-page .header .logo-text { color: #FFFFFF; }
.ai-page .header .logo-text strong { color: #93B4FF; }
.ai-page .header .nav-link { color: rgba(255, 255, 255, 0.6); }
.ai-page .header .nav-link:hover { color: #FFFFFF; background: rgba(255, 255, 255, 0.08); }
.ai-page .header .nav-link-active { color: #FFFFFF; background: rgba(255, 255, 255, 0.08); }
.ai-page .header .btn-ghost { color: rgba(255, 255, 255, 0.7); }
.ai-page .header .btn-ghost:hover { color: #FFFFFF; background: rgba(255, 255, 255, 0.08); }
.ai-page .header .mobile-menu-btn span { background: #FFFFFF; }

/* scrolled 상태도 다크 유지 */
.ai-page .header-scrolled {
    background: rgba(11, 17, 32, 0.95);
    border-bottom-color: rgba(255, 255, 255, 0.06);
    box-shadow: none;
}

/* --- Main Layout --- */
.ai-main {
    flex: 1;
    display: grid;
    grid-template-columns: 1fr 400px;
    min-height: 0;
    margin-top: var(--header-height);
}

/* --- Chat Area --- */
.ai-chat {
    display: flex;
    flex-direction: column;
    min-height: 0;
    border-right: 1px solid rgba(255, 255, 255, 0.06);
}

.ai-chat-body {
    flex: 1;
    overflow-y: auto;
    padding: var(--space-32) var(--space-48);
    display: flex;
    flex-direction: column;
    gap: var(--space-24);
    scroll-behavior: smooth;
}

.ai-chat-body::-webkit-scrollbar { width: 4px; }
.ai-chat-body::-webkit-scrollbar-track { background: transparent; }
.ai-chat-body::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.1); border-radius: 2px; }

/* Welcome */
.ai-welcome {
    text-align: center;
    padding: var(--space-64) 0 var(--space-32);
}

.ai-welcome-icon {
    width: 72px;
    height: 72px;
    background: linear-gradient(135deg, rgba(37, 99, 235, 0.15), rgba(99, 102, 241, 0.15));
    border: 1px solid rgba(37, 99, 235, 0.2);
    border-radius: var(--radius-2xl);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--space-24);
    font-size: 28px;
    color: #93B4FF;
}

.ai-welcome h2 {
    font-size: var(--text-h2);
    font-weight: var(--weight-extrabold);
    color: #FFFFFF;
    margin-bottom: var(--space-12);
    letter-spacing: var(--tracking-tight);
}

.ai-welcome p {
    font-size: var(--text-body);
    color: rgba(255, 255, 255, 0.45);
    line-height: var(--leading-relaxed);
}

/* Quick Start */
.ai-quick-start {
    max-width: 640px;
    margin: 0 auto;
    width: 100%;
}

.ai-quick-label {
    display: block;
    font-size: var(--text-overline);
    font-weight: var(--weight-bold);
    color: rgba(255, 255, 255, 0.3);
    letter-spacing: 0.15em;
    text-transform: uppercase;
    margin-bottom: var(--space-16);
    text-align: center;
}

.ai-quick-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-12);
}

.ai-quick-card {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: var(--radius-xl);
    padding: var(--space-20) var(--space-16);
    text-align: center;
    cursor: pointer;
    transition: all var(--transition-base);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-8);
}

.ai-quick-card:hover {
    background: rgba(255, 255, 255, 0.06);
    border-color: rgba(37, 99, 235, 0.3);
    transform: translateY(-2px);
}

.ai-quick-card i {
    font-size: 22px;
    color: #93B4FF;
    margin-bottom: var(--space-4);
}

.ai-quick-card strong {
    font-size: var(--text-small);
    color: #FFFFFF;
    font-weight: var(--weight-semibold);
}

.ai-quick-card span {
    font-size: 12px;
    color: rgba(255, 255, 255, 0.4);
}

/* Messages */
.ai-msg {
    display: flex;
    gap: var(--space-10);
    animation: msgSlideIn 0.3s cubic-bezier(0.16, 1, 0.3, 1) both;
    max-width: 700px;
}

@keyframes msgSlideIn {
    from { opacity: 0; transform: translateY(12px); }
    to { opacity: 1; transform: translateY(0); }
}

.ai-msg-user {
    align-self: flex-end;
    flex-direction: column;
    align-items: flex-end;
}

.ai-msg-ai {
    align-self: flex-start;
}

.ai-msg-avatar {
    width: 32px;
    height: 32px;
    background: linear-gradient(135deg, rgba(37, 99, 235, 0.2), rgba(99, 102, 241, 0.2));
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #93B4FF;
    font-size: 13px;
    flex-shrink: 0;
    margin-top: 2px;
}

.ai-msg-content {
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
}

.ai-msg-user .ai-msg-bubble {
    background: linear-gradient(135deg, var(--primary), #4F46E5);
    color: #FFFFFF;
    border-radius: var(--radius-xl) var(--radius-xl) var(--radius-sm) var(--radius-xl);
    padding: var(--space-12) var(--space-20);
    font-size: var(--text-small);
    line-height: var(--leading-normal);
}

.ai-msg-ai .ai-msg-bubble {
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.06);
    color: rgba(255, 255, 255, 0.85);
    border-radius: var(--radius-xl) var(--radius-xl) var(--radius-xl) var(--radius-sm);
    padding: var(--space-16) var(--space-20);
    font-size: var(--text-small);
    line-height: var(--leading-relaxed);
}

.ai-msg-time {
    font-size: 11px;
    color: rgba(255, 255, 255, 0.25);
}

.ai-msg-user .ai-msg-time { text-align: right; }

/* AI hint text */
.ai-hint {
    display: block;
    font-size: 13px;
    color: rgba(255, 255, 255, 0.35);
    margin-top: var(--space-4);
}

/* Collected data summary in chat */
.ai-collected {
    display: flex;
    flex-direction: column;
    gap: var(--space-8);
    margin-top: var(--space-8);
    padding: var(--space-12) var(--space-16);
    background: rgba(37, 99, 235, 0.08);
    border-radius: var(--radius-lg);
    font-size: 14px;
    color: rgba(255, 255, 255, 0.7);
}

.ai-collected i { color: #93B4FF; margin-right: var(--space-8); width: 16px; text-align: center; }
.ai-collected strong { color: #FFFFFF; }

/* Typing indicator */
.ai-typing {
    display: flex;
    gap: 5px;
    padding: var(--space-12) var(--space-20);
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: var(--radius-xl) var(--radius-xl) var(--radius-xl) var(--radius-sm);
}

.ai-typing span {
    width: 7px;
    height: 7px;
    background: rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    animation: typingDot 1.4s ease-in-out infinite;
}

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

@keyframes typingDot {
    0%, 60%, 100% { transform: translateY(0); opacity: 0.3; }
    30% { transform: translateY(-6px); opacity: 1; }
}

/* --- Chat Input (unified box) --- */
.ai-chat-input-area {
    flex-shrink: 0;
    padding: var(--space-16) var(--space-48) var(--space-12);
}

.ai-chat-input-box {
    display: flex;
    align-items: flex-end;
    gap: 0;
    background: rgba(255, 255, 255, 0.06);
    border: 1.5px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-2xl);
    padding: var(--space-6) var(--space-6) var(--space-6) var(--space-20);
    transition: all var(--transition-base);
}

.ai-chat-input-box:focus-within {
    border-color: rgba(37, 99, 235, 0.5);
    background: rgba(255, 255, 255, 0.08);
    box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.08);
}

.ai-chat-input {
    flex: 1;
    padding: var(--space-10) 0;
    border: none;
    font-size: var(--text-body);
    color: #FFFFFF;
    background: transparent;
    resize: none;
    font-family: var(--font-family);
    line-height: var(--leading-normal);
    outline: none;
}

.ai-chat-input::placeholder {
    color: rgba(255, 255, 255, 0.35);
}

.ai-chat-send {
    width: 44px;
    height: 44px;
    background: linear-gradient(135deg, var(--primary), #4F46E5);
    color: #FFFFFF;
    border-radius: var(--radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 15px;
    flex-shrink: 0;
    transition: all var(--transition-base);
}

.ai-chat-send:hover {
    transform: scale(1.06);
    box-shadow: 0 4px 16px rgba(37, 99, 235, 0.4);
}

.ai-chat-input-footer {
    padding: var(--space-8) var(--space-8) 0;
    font-size: 12px;
    color: rgba(255, 255, 255, 0.45);
    text-align: center;
}

.ai-chat-input-footer kbd {
    display: inline-block;
    font-family: var(--font-family);
    font-size: 11px;
    font-weight: var(--weight-semibold);
    color: rgba(255, 255, 255, 0.6);
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 4px;
    padding: 1px 6px;
    margin: 0 2px;
}

/* --- Result Panel --- */
.ai-result {
    background: #080D1B;
    display: flex;
    flex-direction: column;
    min-height: 0;
    overflow-y: auto;
}

.ai-result::-webkit-scrollbar { width: 4px; }
.ai-result::-webkit-scrollbar-track { background: transparent; }
.ai-result::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.1); border-radius: 2px; }

/* Empty state */
.ai-result-empty {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--space-48);
    text-align: center;
    gap: var(--space-16);
}

.ai-result-empty-icon {
    width: 64px;
    height: 64px;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: var(--radius-2xl);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    color: rgba(255, 255, 255, 0.2);
}

.ai-result-empty h3 {
    font-size: var(--text-body-lg);
    font-weight: var(--weight-bold);
    color: rgba(255, 255, 255, 0.5);
}

.ai-result-empty p {
    font-size: var(--text-small);
    color: rgba(255, 255, 255, 0.3);
    line-height: var(--leading-relaxed);
}

.ai-result-steps {
    display: flex;
    align-items: center;
    gap: var(--space-12);
    margin-top: var(--space-16);
}

.ai-result-step {
    display: flex;
    align-items: center;
    gap: var(--space-8);
    font-size: 12px;
    color: rgba(255, 255, 255, 0.35);
}

.ai-result-step-num {
    width: 22px;
    height: 22px;
    background: rgba(37, 99, 235, 0.15);
    color: #93B4FF;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 11px;
    font-weight: var(--weight-bold);
}

.ai-result-step-arrow {
    color: rgba(255, 255, 255, 0.15);
    font-size: 10px;
}

/* Analyzing state */
.ai-result-analyzing {
    flex: 1;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--space-48);
    text-align: center;
    gap: var(--space-20);
}

.ai-analyzing-spinner {
    width: 48px;
    height: 48px;
    border: 3px solid rgba(255, 255, 255, 0.06);
    border-top-color: var(--primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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

.ai-result-analyzing h3 {
    font-size: var(--text-body);
    font-weight: var(--weight-semibold);
    color: rgba(255, 255, 255, 0.6);
}

.ai-analyzing-tags {
    display: flex;
    gap: var(--space-8);
    flex-wrap: wrap;
    justify-content: center;
}

.ai-analyzing-tags span {
    font-size: 12px;
    font-weight: var(--weight-medium);
    color: #93B4FF;
    background: rgba(37, 99, 235, 0.1);
    padding: var(--space-4) var(--space-12);
    border-radius: var(--radius-full);
}

.ai-analyzing-progress {
    width: 200px;
    height: 3px;
    background: rgba(255, 255, 255, 0.06);
    border-radius: 2px;
    overflow: hidden;
}

.ai-analyzing-bar {
    height: 100%;
    background: linear-gradient(90deg, var(--primary), #6366F1);
    border-radius: 2px;
    transition: width 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

/* Matched state */
.ai-result-matched {
    flex-direction: column;
    padding: var(--space-24);
    gap: var(--space-20);
}

.ai-result-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.ai-result-header h3 {
    font-size: var(--text-body);
    font-weight: var(--weight-bold);
    color: #FFFFFF;
}

.ai-result-header h3 i {
    color: #22C55E;
    margin-right: var(--space-8);
}

.ai-result-count {
    font-size: 13px;
    font-weight: var(--weight-semibold);
    color: #93B4FF;
    background: rgba(37, 99, 235, 0.1);
    padding: var(--space-4) var(--space-12);
    border-radius: var(--radius-full);
}

/* Analysis summary tags */
.ai-analysis-summary {
    display: flex;
    gap: var(--space-8);
    flex-wrap: wrap;
}

.ai-analysis-tag {
    font-size: 12px;
    color: rgba(255, 255, 255, 0.5);
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.06);
    padding: var(--space-6) var(--space-12);
    border-radius: var(--radius-md);
}

.ai-analysis-tag i {
    margin-right: var(--space-6);
    color: rgba(255, 255, 255, 0.3);
}

/* Accountant cards */
.ai-acc-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-16);
}

.ai-acc-card {
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: var(--radius-xl);
    overflow: hidden;
    display: flex;
    transition: all var(--transition-slow);
    animation: accCardIn 0.5s cubic-bezier(0.16, 1, 0.3, 1) both;
}

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

.ai-acc-card:hover {
    border-color: rgba(37, 99, 235, 0.25);
    background: rgba(255, 255, 255, 0.06);
}

.ai-acc-rank {
    width: 40px;
    background: linear-gradient(180deg, rgba(37, 99, 235, 0.15), rgba(37, 99, 235, 0.05));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
    font-weight: var(--weight-extrabold);
    color: #93B4FF;
    flex-shrink: 0;
}

.ai-acc-body {
    flex: 1;
    padding: var(--space-16) var(--space-20);
    display: flex;
    flex-direction: column;
    gap: var(--space-12);
}

.ai-acc-top {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
}

.ai-acc-info strong {
    display: block;
    font-size: var(--text-body);
    font-weight: var(--weight-bold);
    color: #FFFFFF;
}

.ai-acc-info span {
    font-size: 13px;
    color: rgba(255, 255, 255, 0.4);
}

.ai-acc-score {
    text-align: center;
}

.ai-acc-score-num {
    display: block;
    font-size: 22px;
    font-weight: var(--weight-extrabold);
    color: #93B4FF;
    line-height: 1;
}

.ai-acc-score-label {
    font-size: 10px;
    color: rgba(255, 255, 255, 0.3);
    letter-spacing: 0.05em;
}

.ai-acc-meta {
    display: flex;
    gap: var(--space-16);
    font-size: 13px;
    color: rgba(255, 255, 255, 0.5);
}

.ai-acc-meta i { margin-right: 4px; font-size: 11px; }

.ai-acc-tags {
    display: flex;
    gap: var(--space-6);
    flex-wrap: wrap;
}

.ai-acc-tags span {
    font-size: 11px;
    font-weight: var(--weight-medium);
    color: #93B4FF;
    background: rgba(37, 99, 235, 0.1);
    border: 1px solid rgba(37, 99, 235, 0.15);
    padding: 3px 10px;
    border-radius: var(--radius-sm);
}

.ai-acc-btn {
    width: 100%;
    padding: var(--space-10) 0;
    background: linear-gradient(135deg, var(--primary), #4F46E5);
    color: #FFFFFF;
    border-radius: var(--radius-lg);
    font-size: 14px;
    font-weight: var(--weight-semibold);
    transition: all var(--transition-base);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-8);
}

.ai-acc-btn:hover {
    box-shadow: 0 4px 16px rgba(37, 99, 235, 0.3);
    transform: translateY(-1px);
}

.ai-acc-btn i { font-size: 13px; }

/* --- Mobile --- */
.ai-mobile-result-btn {
    position: fixed;
    bottom: var(--space-20);
    right: var(--space-20);
    background: linear-gradient(135deg, var(--primary), #4F46E5);
    color: #FFFFFF;
    border-radius: var(--radius-full);
    padding: var(--space-12) var(--space-24);
    font-size: 14px;
    font-weight: var(--weight-semibold);
    box-shadow: 0 8px 24px rgba(37, 99, 235, 0.35);
    z-index: 20;
    gap: var(--space-8);
    align-items: center;
}

.ai-mobile-result-badge {
    background: #FFFFFF;
    color: var(--primary);
    width: 22px;
    height: 22px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    font-weight: var(--weight-bold);
}

@media (max-width: 1023px) {
    .ai-main {
        grid-template-columns: 1fr;
    }

    .ai-result {
        position: fixed;
        top: 56px;
        right: 0;
        bottom: 0;
        width: 400px;
        max-width: 90vw;
        transform: translateX(100%);
        transition: transform 0.4s cubic-bezier(0.32, 0.72, 0, 1);
        z-index: 15;
        box-shadow: -8px 0 40px rgba(0, 0, 0, 0.3);
    }

    .ai-result-open {
        transform: translateX(0);
    }

    .ai-chat-input-area {
        padding: var(--space-12) var(--space-16) var(--space-8);
    }

    .ai-chat-body {
        padding: var(--space-24) var(--space-20);
    }

    .ai-quick-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 767px) {
    .ai-header-center { display: none; }

    .ai-quick-grid {
        grid-template-columns: 1fr 1fr;
    }

    .ai-quick-card {
        padding: var(--space-16) var(--space-12);
    }

    .ai-result {
        width: 100vw;
        max-width: 100vw;
    }
}