/* ===== LOANSPACE.AI - WARM MODERN DESIGN ===== */
/* Inspired by soft, inviting aesthetics with dynamic elements */

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

:root {
    /* Primary Brand Colors */
    --primary-blue: #4A90E2;
    --secondary-blue: #357ABD;
    --accent-blue: #5BA3F5;
    --brand-orange: #f97316;
    --brand-orange-dark: #ea580c;
    
    /* Warm Neutrals (Claude-inspired) */
    --cream: #F5F3EF;
    --cream-dark: #EBE9E4;
    --warm-white: #FAF8F5;
    --warm-gray: #E0DED8;
    --warm-gray-medium: #D0CEC7;
    --warm-gray-dark: #9A968E;
    
    /* Soft Accent Colors */
    --soft-peach: #FDF6F0;
    --soft-peach-dark: #FAF0E8;
    --soft-mint: #F0F7F4;
    --soft-lavender: #F5F3FA;
    --soft-sky: #F0F6FA;
    --soft-sky-dark: #E8F1F8;
    
    /* Text Colors */
    --text-primary: #2D2A26;
    --text-secondary: #5C5852;
    --text-muted: #8A857D;
    
    /* Neutrals */
    --dark: #1A1A1A;
    --white: #FFFFFF;
    
    /* Gradients */
    --gradient-primary: linear-gradient(135deg, #4A90E2 0%, #357ABD 100%);
    --gradient-orange: linear-gradient(135deg, #f97316 0%, #ea580c 100%);
    --gradient-warm: linear-gradient(135deg, #FAF9F7 0%, #F5F3EF 100%);
    --gradient-soft-blue: linear-gradient(135deg, #F0F6FA 0%, #E8F1F8 100%);
    --gradient-peach: linear-gradient(135deg, #FDF6F0 0%, #FAF0E8 100%);
    --gradient-hero: linear-gradient(160deg, #F0EEE9 0%, #E8EEF2 50%, #EBE9E4 100%);
    
    /* Shadows - Warmer tones */
    --shadow-sm: 0 2px 8px rgba(45, 42, 38, 0.06);
    --shadow-md: 0 4px 16px rgba(45, 42, 38, 0.08);
    --shadow-lg: 0 8px 32px rgba(45, 42, 38, 0.10);
    --shadow-xl: 0 12px 48px rgba(45, 42, 38, 0.12);
    --shadow-glow-blue: 0 4px 20px rgba(74, 144, 226, 0.20);
    --shadow-glow-orange: 0 4px 20px rgba(249, 115, 22, 0.20);
}

/* ===== LOANSPACE.AI BRAND COLORS ===== */
.logo-loan {
    color: #2563eb;
}

.logo-space {
    background: var(--gradient-orange);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* ===== BASE STYLES ===== */
body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: var(--gradient-hero);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    color: var(--text-primary);
    position: relative;
    overflow-x: hidden;
}

/* Animated background pattern - subtle warmth */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background:
        radial-gradient(ellipse at 20% 20%, rgba(74, 144, 226, 0.04) 0%, transparent 50%),
        radial-gradient(ellipse at 80% 80%, rgba(249, 115, 22, 0.03) 0%, transparent 50%),
        radial-gradient(ellipse at 50% 50%, rgba(245, 243, 239, 0.5) 0%, transparent 70%);
    pointer-events: none;
    z-index: 0;
    animation: gradientPulse 20s ease-in-out infinite;
}

@keyframes gradientPulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.7; }
}

/* ===== HEADER ===== */
header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px 16px;
    background: rgba(240, 238, 232, 0.97);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    box-shadow: var(--shadow-md);
    width: 100%;
    position: sticky;
    top: 0;
    z-index: 1000;
    border-bottom: 1px solid var(--warm-gray-medium);
    transition: all 0.3s ease;
}

header:hover {
    box-shadow: var(--shadow-lg);
}

.header-left {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-shrink: 0;
    min-width: 0;
}

.header-right {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-shrink: 1;
    min-width: 0;
}

/* Hamburger Menu - Animated */
.hamburger-btn {
    display: flex;
    flex-direction: column;
    justify-content: space-around;
    width: 32px;
    height: 26px;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 4px;
    z-index: 1002;
    position: relative;
    flex-shrink: 0;
}

.hamburger-btn span {
    width: 100%;
    height: 3px;
    background: var(--gradient-primary);
    border-radius: 3px;
    transition: all 0.3s cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

.hamburger-btn:hover span {
    background: var(--gradient-orange);
}

.hamburger-btn:hover span:nth-child(1) {
    transform: translateX(4px);
}

.hamburger-btn:hover span:nth-child(3) {
    transform: translateX(-4px);
}

/* Logo */
header img.logo {
    height: 50px;
    padding: 4px;
    background: var(--white);
    border-radius: 10px;
    box-shadow: var(--shadow-sm);
    transition: all 0.3s ease;
    flex-shrink: 0;
}

header img.logo:hover {
    transform: translateY(-2px) scale(1.02);
    box-shadow: var(--shadow-md);
}

/* User Info & Buttons */
.user-info {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    font-weight: 500;
}

.user-greeting {
    color: var(--text-secondary);
    display: none;
}

.user-greeting strong {
    color: var(--primary-blue);
    font-weight: 700;
}

.user-info a {
    padding: 8px 16px;
    border-radius: 10px;
    font-weight: 600;
    font-size: 13px;
    text-decoration: none;
    transition: all 0.3s ease;
    white-space: nowrap;
    position: relative;
}

.login-button {
    background: var(--gradient-primary);
    color: var(--white) !important;
    box-shadow: var(--shadow-glow-blue);
}

.login-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 24px rgba(74, 144, 226, 0.30);
}

.register-button {
    background: var(--soft-sky);
    color: var(--primary-blue) !important;
    border: 2px solid rgba(74, 144, 226, 0.2);
}

.register-button:hover {
    background: var(--primary-blue);
    color: var(--white) !important;
    border-color: var(--primary-blue);
    transform: translateY(-2px);
}

.logout-link {
    color: var(--text-secondary) !important;
    padding: 8px 16px;
    border-radius: 10px;
    transition: all 0.2s ease;
}

.logout-link:hover {
    background: var(--warm-gray);
    color: var(--text-primary) !important;
}

/* ===== MAIN CONTAINER ===== */
.main-container {
    display: flex;
    flex: 1;
    width: 100%;
    max-width: 1400px;
    margin: 0 auto;
    padding: 16px;
    gap: 0;
    position: relative;
    z-index: 1;
}

/* ===== OVERLAY ===== */
.menu-overlay,
.overlay,
.backdrop {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(45, 42, 38, 0.15);
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
    z-index: 1001;
    cursor: pointer;
}

.menu-overlay.active,
.overlay.active,
.backdrop.active {
    opacity: 1;
    visibility: visible;
}

/* ===== CHAT HISTORY DRAWER ===== */
.chat-history {
    position: fixed;
    top: 0;
    left: -300px;
    width: 300px;
    height: 100vh;
    background: var(--cream);
    padding: 20px;
    overflow-y: auto;
    overflow-x: hidden;
    -webkit-overflow-scrolling: touch;
    overscroll-behavior: contain;
    touch-action: pan-y;
    box-shadow: var(--shadow-xl);
    transition: left 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 1002;
    border-right: 1px solid var(--warm-gray);
}

.chat-history.active {
    left: 0;
}

.chat-history-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    padding-bottom: 16px;
    border-bottom: 2px solid var(--warm-gray);
}

.chat-history h3 {
    font-size: 18px;
    font-weight: 700;
    color: var(--text-primary);
}

.header-buttons {
    display: flex;
    align-items: center;
    gap: 8px;
}

.settings-icon-btn,
.close-drawer-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    background: var(--white);
    border: 1px solid var(--warm-gray);
    border-radius: 10px;
    cursor: pointer;
    transition: all 0.3s ease;
    padding: 0;
    text-decoration: none;
}

.settings-icon-btn:hover,
.close-drawer-btn:hover {
    background: var(--primary-blue);
    border-color: var(--primary-blue);
    transform: scale(1.05);
}

.settings-icon-btn:hover svg,
.close-drawer-btn:hover svg {
    stroke: var(--white);
}

.settings-icon-btn svg,
.close-drawer-btn svg {
    width: 18px;
    height: 18px;
    stroke: var(--text-secondary);
    transition: all 0.3s ease;
}

.chat-history ul {
    list-style: none;
}

.chat-history li {
    padding: 14px 16px;
    font-size: 14px;
    color: var(--text-primary);
    cursor: pointer;
    border-radius: 12px;
    margin-bottom: 8px;
    transition: all 0.25s ease;
    border: 1px solid transparent;
    background: var(--white);
    box-shadow: var(--shadow-sm);
}

.chat-history li:hover {
    background: var(--soft-peach);
    border-color: rgba(249, 115, 22, 0.2);
    transform: translateX(6px);
    box-shadow: var(--shadow-md);
}

.chat-history li.selected {
    background: var(--gradient-primary);
    color: var(--white);
    font-weight: 600;
    box-shadow: var(--shadow-glow-blue);
}

#chatHistoryList {
    pointer-events: auto !important;
}

.chat-history.active {
    z-index: 1010 !important;
}

/* ===== CHAT CONTAINER ===== */
.chat-container {
    flex: 1;
    width: 100%;
    background: var(--warm-white);
    border-radius: 24px;
    box-shadow: var(--shadow-lg);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    border: 1px solid var(--warm-gray);
    transition: all 0.3s ease;
}

.chat-container:hover {
    box-shadow: var(--shadow-xl);
}

#chatbox {
    flex: 1;
    padding: 24px;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 20px;
    background: var(--gradient-warm);
}

/* ===== MESSAGES ===== */
.message {
    display: flex;
    flex-direction: column;
    max-width: 85%;
    gap: 8px;
    animation: messageSlide 0.4s ease;
}

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

.message strong:first-child {
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    padding: 6px 12px;
    border-radius: 6px;
    display: inline-block;
    width: fit-content;
}

.message.human {
    align-self: flex-start;
    align-items: flex-start;
}

.message.human strong:first-child {
    background: transparent;
    color: var(--primary-blue);
}

.message.assistant {
    align-self: flex-start;
    align-items: flex-start;
}

.message.assistant strong:first-child {
    background: transparent !important;
    color: var(--text-primary) !important;
    box-shadow: none;
}

.message-content {
    padding: 18px 22px;
    border-radius: 20px;
    line-height: 1.7;
    font-size: 15px;
    word-break: break-word;
    hyphens: auto;
}

.message.human .message-content {
    background: var(--soft-sky);
    color: var(--text-primary);
    border: 1px solid rgba(74, 144, 226, 0.15);
    border-bottom-left-radius: 6px;
}

.message.assistant .message-content {
    background: var(--white);
    color: var(--text-primary);
    border: 1px solid var(--warm-gray);
    box-shadow: var(--shadow-sm);
    border-bottom-left-radius: 6px;
}

/* Message Content Typography */
.message-content p {
    margin: 10px 0;
    font-size: 15px;
    color: var(--text-primary);
}

.message-content p:first-child {
    margin-top: 0;
}

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

.message-content p + ol,
.message-content p + ul {
    margin-top: 16px;
}

/* Lists - Warm styling */
.message-content ul,
.message-content ol {
    list-style: none;
    margin: 14px 0;
    padding: 0;
}

.message-content ol {
    counter-reset: item;
}

.message-content ul li,
.message-content ol li {
    padding: 14px 18px 14px 48px;
    position: relative;
    margin-bottom: 10px;
    line-height: 1.6;
    font-size: 15px;
    background: var(--soft-peach);
    border-radius: 12px;
    border-left: 3px solid var(--brand-orange);
    transition: all 0.25s ease;
}

.message-content ul li:hover,
.message-content ol li:hover {
    background: var(--gradient-peach);
    transform: translateX(4px);
    box-shadow: var(--shadow-sm);
}

.message-content ol li {
    counter-increment: item;
}

.message-content ol li::before {
    content: counter(item);
    position: absolute;
    left: 14px;
    top: 14px;
    background: var(--gradient-orange);
    color: white;
    font-weight: 700;
    font-size: 11px;
    width: 24px;
    height: 24px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 2px 6px rgba(249, 115, 22, 0.3);
}

.message-content ul li::before {
    content: '';
    position: absolute;
    left: 18px;
    top: 20px;
    width: 10px;
    height: 10px;
    background: var(--gradient-orange);
    border-radius: 50%;
    box-shadow: 0 2px 6px rgba(249, 115, 22, 0.3);
}

/* ===== LINKS - Animated Underline ===== */
.message-content a {
    color: var(--primary-blue);
    text-decoration: none;
    font-weight: 600;
    position: relative;
    transition: color 0.25s ease;
    padding-bottom: 2px;
}

.message-content a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-orange);
    transition: width 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
    border-radius: 2px;
}

.message-content a:hover {
    color: var(--brand-orange);
}

.message-content a:hover::after {
    width: 100%;
}

/* Strong/Bold Text */
.message-content strong {
    color: var(--text-primary);
    font-weight: 700;
    background: none !important;
    border: none !important;
    padding: 0 !important;
}

.message-content li strong {
    color: var(--brand-orange-dark);
}

/* Headers */
.message-content h3,
.message-content .section-header {
    font-size: 18px;
    font-weight: 700;
    margin: 20px 0 12px 0;
    color: var(--primary-blue);
    padding: 0 !important;
    background: none !important;
    border: none !important;
    display: block;
    line-height: 1.4;
}

.message-content h4,
.message-content .sub-header {
    font-size: 16px;
    font-weight: 600;
    margin: 16px 0 10px 0;
    color: var(--text-primary);
    padding: 0 !important;
    background: none !important;
}

/* Tables */
.message-content table,
.response-table {
    width: 100%;
    border-collapse: collapse;
    margin: 16px 0;
    font-size: 14px;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow-md);
}

.message-content table th,
.response-table th {
    background: var(--gradient-primary);
    color: white;
    padding: 14px 16px;
    text-align: left;
    font-weight: 600;
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.message-content table td,
.response-table td {
    padding: 12px 16px;
    border-bottom: 1px solid var(--warm-gray);
    background: var(--white);
    transition: background 0.2s ease;
}

.message-content table tr:hover td {
    background: var(--soft-peach);
}

.message-content table tr:last-child td {
    border-bottom: none;
}

.message-content table tr:nth-child(even) td {
    background: var(--cream);
}

/* ===== WELCOME MESSAGE ===== */
.message.welcome {
    max-width: 90%;
    background: none;
    border: none;
}

.message.welcome strong:first-child {
    display: none !important;
}

.message.welcome .message-content {
    background: transparent !important;
    border: none !important;
    padding: 0 !important;
    box-shadow: none !important;
}

/* Starter Buttons - Warm hover */
.starter-btn {
    padding: 18px 22px;
    background: var(--white);
    border: 1px solid var(--warm-gray);
    border-radius: 16px;
    color: var(--text-primary);
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
    text-align: left;
    display: flex;
    align-items: center;
    gap: 14px;
    box-shadow: var(--shadow-sm);
    line-height: 1.4;
}

.starter-btn:hover {
    background: var(--gradient-peach);
    border-color: rgba(249, 115, 22, 0.3);
    transform: translateY(-4px);
    box-shadow: var(--shadow-glow-orange);
}

.starter-btn:active {
    transform: translateY(-2px);
}

/* ===== INPUT AREA ===== */
.input-area {
    padding: 20px 24px;
    background: var(--warm-white);
    border-top: 1px solid var(--warm-gray);
    display: flex;
    flex-direction: column;
    gap: 16px;
}

#input {
    width: 100%;
    padding: 16px 20px;
    border: 2px solid var(--warm-gray);
    border-radius: 16px;
    font-size: 16px;
    font-family: 'Inter', sans-serif;
    resize: none;
    outline: none;
    transition: all 0.3s ease;
    min-height: 56px;
    max-height: 180px;
    background: var(--cream);
    color: var(--text-primary);
    line-height: 1.5;
}

#input::placeholder {
    color: var(--text-muted);
}

#input:focus {
    border-color: var(--primary-blue);
    background: var(--white);
    box-shadow: 0 0 0 4px rgba(74, 144, 226, 0.1);
}

.button-group {
    display: flex;
    justify-content: flex-end;
    gap: 12px;
}

#sendButton {
    padding: 14px 28px;
    background: var(--gradient-primary);
    color: var(--white);
    border: none;
    border-radius: 14px;
    font-weight: 700;
    font-size: 15px;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 10px;
    box-shadow: var(--shadow-glow-blue);
    letter-spacing: 0.3px;
}

#sendButton span {
    display: none;
}

#sendButton:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 28px rgba(74, 144, 226, 0.35);
}

#sendButton:active {
    transform: translateY(-1px);
}

#sendButton:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

#sendButton svg {
    width: 20px;
    height: 20px;
}

#speechButton {
    padding: 14px 18px;
    background: var(--cream);
    border: 2px solid var(--warm-gray);
    border-radius: 14px;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

#speechButton:hover {
    background: var(--soft-sky);
    border-color: var(--primary-blue);
    transform: translateY(-2px);
}

#speechButton img {
    height: 22px;
    width: 22px;
}

/* ===== UPLOAD BUTTON ===== */
.upload-button {
    padding: 14px 18px;
    background: var(--cream);
    border: 2px solid var(--warm-gray);
    border-radius: 14px;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.upload-button:hover {
    background: var(--soft-peach);
    border-color: var(--brand-orange);
    transform: translateY(-2px);
}

.upload-button svg {
    width: 22px;
    height: 22px;
    stroke: var(--text-secondary);
    transition: stroke 0.3s ease;
}

.upload-button:hover svg {
    stroke: var(--brand-orange);
}

.upload-button.has-document {
    background: var(--soft-peach);
    border-color: rgba(249, 115, 22, 0.4);
}

.upload-button.has-document svg {
    stroke: var(--brand-orange);
}

/* ===== DOCUMENT STATUS ===== */
.document-status {
    display: flex;
    align-items: center;
    gap: 12px;
    background: var(--soft-peach);
    border: 1px solid rgba(249, 115, 22, 0.2);
    border-radius: 14px;
    padding: 12px 18px;
    margin: 0 20px;
    font-size: 14px;
    font-weight: 500;
}

.document-status .doc-icon {
    font-size: 20px;
}

.document-status #docFilename {
    flex: 1;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    color: var(--brand-orange-dark);
    font-weight: 600;
}

.clear-doc-btn {
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    font-size: 18px;
    padding: 4px 8px;
    border-radius: 6px;
    transition: all 0.2s ease;
}

.clear-doc-btn:hover {
    background: rgba(230, 57, 70, 0.1);
    color: #E63946;
}

/* ===== POWERED BY ===== */
.powered-by {
    padding: 14px 24px;
    text-align: center;
    font-size: 12px;
    color: var(--text-muted);
    font-style: italic;
    background: var(--cream);
    border-top: 1px solid var(--warm-gray);
}

/* ===== LOADING & STATES ===== */
.thinking {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 18px 22px;
    background: var(--soft-sky);
    border: 1px solid rgba(74, 144, 226, 0.2);
    border-radius: 16px;
    color: var(--primary-blue);
    font-weight: 600;
    max-width: 85%;
}

.spinner {
    border: 3px solid var(--warm-gray);
    border-top: 3px solid var(--primary-blue);
    border-radius: 50%;
    width: 22px;
    height: 22px;
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.error {
    background: rgba(230, 57, 70, 0.08);
    color: #C53030;
    border: 1px solid rgba(230, 57, 70, 0.2);
    border-radius: 16px;
    padding: 18px 22px;
    font-weight: 500;
    max-width: 85%;
}

/* ===== SCROLLBAR - Warm styled ===== */
#chatbox::-webkit-scrollbar,
.chat-history::-webkit-scrollbar {
    width: 8px;
}

#chatbox::-webkit-scrollbar-track,
.chat-history::-webkit-scrollbar-track {
    background: var(--cream);
    border-radius: 8px;
}

#chatbox::-webkit-scrollbar-thumb,
.chat-history::-webkit-scrollbar-thumb {
    background: var(--warm-gray-medium);
    border-radius: 8px;
    transition: background 0.2s ease;
}

#chatbox::-webkit-scrollbar-thumb:hover,
.chat-history::-webkit-scrollbar-thumb:hover {
    background: var(--warm-gray-dark);
}

/* ===== RESPONSIVE - TABLET (481px+) ===== */
@media (min-width: 481px) {
    header {
        padding: 16px 24px;
    }
    
    header img.logo {
        height: 70px;
        padding: 5px;
    }
    
    .hamburger-btn {
        width: 34px;
        height: 28px;
    }
    
    .user-greeting {
        display: inline;
    }
    
    .main-container {
        padding: 24px;
    }
    
    .chat-history {
        width: 320px;
        left: -320px;
    }
    
    #chatbox {
        padding: 28px;
    }
    
    .message {
        max-width: 80%;
    }
    
    #sendButton span {
        display: inline;
    }
    
    .input-area {
        padding: 22px 28px;
    }
}

/* ===== RESPONSIVE - DESKTOP (769px+) ===== */
@media (min-width: 769px) {
    header {
        padding: 16px 40px;
    }
    
    header img.logo {
        height: 90px;
        padding: 6px;
    }
    
    .main-container {
        padding: 32px;
    }
    
    .chat-history {
        width: 360px;
        left: -360px;
    }
    
    #chatbox {
        padding: 36px;
        gap: 24px;
    }
    
    .message {
        max-width: 75%;
    }
    
    .input-area {
        padding: 24px 32px;
    }
}

/* ===== RESPONSIVE - LARGE DESKTOP (1024px+) ===== */
@media (min-width: 1024px) {
    header img.logo {
        height: 100px;
    }
}

/* ===== RESPONSIVE - MOBILE (480px and below) ===== */
@media (max-width: 480px) {
    header {
        padding: 8px 12px;
        gap: 8px;
    }
    
    header img.logo {
        height: 45px;
        padding: 3px;
        border-radius: 8px;
    }
    
    .user-info a {
        padding: 6px 10px;
        font-size: 11px;
        border-radius: 8px;
    }
    
    .hamburger-btn {
        width: 28px;
        height: 22px;
        padding: 2px;
    }
    
    .hamburger-btn span {
        height: 2.5px;
    }
    
    .starter-btn {
        padding: 14px 16px;
        font-size: 14px;
    }
    
    .message-content {
        padding: 14px 16px;
        font-size: 14px;
    }
    
    .document-status {
        margin: 0 12px;
        padding: 10px 14px;
    }
    
    .message-content ul li,
    .message-content ol li {
        padding: 12px 14px 12px 42px;
    }
}

/* Drawer open state */
body.drawer-open {
    overflow: hidden;
}

@media (max-width: 768px) {
    body.drawer-open {
        overflow: auto;
    }
    
    .chat-history {
        overflow-y: scroll !important;
        -webkit-overflow-scrolling: touch !important;
        padding-bottom: 100px;
    }
}

/* ===== GENERAL LINK STYLING (outside messages) ===== */
a {
    transition: all 0.25s ease;
}

/* Make all interactive elements feel alive */
button, .starter-btn, .login-button, .register-button {
    transform-origin: center;
}