/* ============================================
   Şişecam Yatırımcı İlişkileri Chatbot
   Kurumsal Kimlik Uyumlu Tasarım
   ============================================ */

/* CSS Variables - Şişecam Kurumsal Renkler */
:root {
    --sisecam-primary: #000078;
    --sisecam-primary-light: #0051c6;
    --sisecam-primary-dark: #000050;
    --sisecam-accent: #0064d7;
    --sisecam-white: #ffffff;
    --sisecam-light-gray: #f5f5f5;
    --sisecam-gray: #e0e0e0;
    --sisecam-dark-gray: #6b7280;
    --sisecam-text: #1f2937;
    --sisecam-text-light: #4b5563;
    
    --chat-width: 400px;
    --chat-height: 600px;
    --chat-radius: 16px;
    --button-size: 64px;
    
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 8px 24px rgba(0, 0, 120, 0.15);
    --shadow-lg: 0 16px 48px rgba(0, 0, 120, 0.2);
}

/* ============================================
   Chat Container
   ============================================ */
.chatbot-container {
    position: fixed;
    bottom: 20px;
    right: 20px;
    z-index: 9999;
    font-family: var(--font-family);
}

/* ============================================
   Chat Window
   ============================================ */
.chat-window {
    position: absolute;
    bottom: 0;
    right: 0;
    width: var(--chat-width);
    height: var(--chat-height);
    background: var(--sisecam-white);
    border-radius: var(--chat-radius) var(--chat-radius) 0 0;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    transform: scale(0.95);
    opacity: 0;
    pointer-events: none;
    transition: transform var(--transition-normal), opacity var(--transition-normal);
    transform-origin: bottom right;
    z-index: 1;
    /* Notch: butonun olduğu yerde dairesel kesim */
    -webkit-mask-image: radial-gradient(
        circle at calc(100% - 32px) calc(100% - 32px),
        transparent 46px,
        black 48px
    );
    mask-image: radial-gradient(
        circle at calc(100% - 32px) calc(100% - 32px),
        transparent 46px,
        black 48px
    );
}

.chat-window.visible {
    transform: scale(1);
    opacity: 1;
    pointer-events: auto;
}

/* Chat acikken golge notch seklini takip etsin */
body.chat-open .chatbot-container {
    filter: drop-shadow(0 8px 32px rgba(0, 0, 120, 0.18));
}

.chat-window.hidden {
    display: flex;
}

/* ============================================
   Chat Header
   ============================================ */
.chat-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 20px;
    background: var(--sisecam-white);
    border-bottom: 1px solid var(--sisecam-gray);
    min-height: 64px;
}

.chat-header-left {
    display: flex;
    align-items: center;
    gap: 12px;
}

.chat-title {
    font-size: 16px;
    font-weight: 600;
    color: var(--sisecam-primary);
}

.header-btn {
    width: 36px;
    height: 36px;
    border: none;
    background: transparent;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--sisecam-dark-gray);
    transition: all var(--transition-fast);
}

.header-btn:hover {
    background: var(--sisecam-light-gray);
    color: var(--sisecam-primary);
}

.header-btn:active {
    transform: scale(0.95);
}

.close-btn span {
    font-size: 28px;
    font-weight: 300;
    line-height: 1;
}

#refresh-btn:hover svg {
    transform: rotate(180deg);
}

#refresh-btn svg {
    transition: transform 0.4s ease;
}

/* ============================================
   Messages Container
   ============================================ */
.messages-container {
    flex: 1;
    overflow-y: auto;
    padding: 20px;
    background: var(--sisecam-white);
    scroll-behavior: smooth;
}

/* Custom Scrollbar */
.messages-container::-webkit-scrollbar {
    width: 6px;
}

.messages-container::-webkit-scrollbar-track {
    background: transparent;
}

.messages-container::-webkit-scrollbar-thumb {
    background: var(--sisecam-gray);
    border-radius: 3px;
}

.messages-container::-webkit-scrollbar-thumb:hover {
    background: var(--sisecam-dark-gray);
}

/* ============================================
   Messages
   ============================================ */
.message {
    max-width: 85%;
    margin-bottom: 16px;
    animation: messageSlideIn 0.3s ease;
}

@keyframes messageSlideIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.message-content {
    padding: 14px 18px;
    border-radius: 18px;
    font-size: 14px;
    line-height: 1.6;
    word-wrap: break-word;
}

/* Bot Messages */
.message.bot {
    align-self: flex-start;
}

.message.bot .message-content {
    background: var(--sisecam-light-gray);
    color: var(--sisecam-text);
    border-bottom-left-radius: 4px;
}

/* User Messages */
.message.user {
    margin-left: auto;
}

.message.user .message-content {
    background: var(--sisecam-primary);
    color: var(--sisecam-white);
    border-bottom-right-radius: 4px;
}

/* Message Links */
.message-content a {
    color: var(--sisecam-accent);
    text-decoration: none;
    font-weight: 500;
    border-bottom: 1px solid transparent;
    transition: border-color var(--transition-fast);
}

.message-content a:hover {
    border-bottom-color: var(--sisecam-accent);
}

.message.user .message-content a {
    color: var(--sisecam-white);
    text-decoration: underline;
}

/* Message Time */
.message-time {
    font-size: 11px;
    color: var(--sisecam-dark-gray);
    margin-top: 4px;
    padding: 0 4px;
}

.message.user .message-time {
    text-align: right;
}

/* ============================================
   Typing Indicator
   ============================================ */
.typing-indicator {
    display: flex;
    align-items: center;
    gap: 4px;
    padding: 12px 20px;
    background: var(--sisecam-white);
}

.typing-indicator.hidden {
    display: none;
}

.typing-dot {
    width: 8px;
    height: 8px;
    background: var(--sisecam-primary);
    border-radius: 50%;
    animation: typingBounce 1.4s ease-in-out infinite;
}

.typing-dot:nth-child(1) { animation-delay: 0s; }
.typing-dot:nth-child(2) { animation-delay: 0.2s; }
.typing-dot:nth-child(3) { animation-delay: 0.4s; }

@keyframes typingBounce {
    0%, 60%, 100% {
        transform: translateY(0);
        opacity: 0.4;
    }
    30% {
        transform: translateY(-8px);
        opacity: 1;
    }
}

/* ============================================
   Input Footer (Input + Disclaimer)
   ============================================ */
.input-footer {
    background: var(--sisecam-light-gray);
    border-radius: 24px 24px 0 0;
    position: relative;
}

/* ============================================
   Input Container
   ============================================ */
.input-container {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 16px 20px 12px;
    background: transparent;
}

/* ============================================
   Disclaimer Text
   ============================================ */
.disclaimer-text {
    padding: 0 96px 32px 20px;
    font-size: 10px;
    line-height: 1.4;
    color: var(--sisecam-dark-gray);
    text-align: left;
}

.message-input {
    flex: 1;
    padding: 14px 20px;
    border: 1px solid var(--sisecam-gray);
    border-radius: 24px;
    font-size: 14px;
    font-family: var(--font-family);
    background: var(--sisecam-light-gray);
    color: var(--sisecam-text);
    transition: all var(--transition-fast);
    outline: none;
}

.message-input:focus {
    border-color: var(--sisecam-primary);
    background: var(--sisecam-white);
    box-shadow: 0 0 0 3px rgba(0, 0, 120, 0.1);
}

.message-input::placeholder {
    color: var(--sisecam-dark-gray);
}

.send-btn {
    width: 48px;
    height: 48px;
    border: none;
    background: var(--sisecam-primary);
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--sisecam-white);
    transition: all var(--transition-fast);
    flex-shrink: 0;
}

.send-btn:hover {
    background: var(--sisecam-primary-light);
    transform: scale(1.05);
}

.send-btn:active {
    transform: scale(0.95);
}

.send-btn:disabled {
    background: var(--sisecam-gray);
    cursor: not-allowed;
    transform: none;
}

/* ============================================
   Chat Toggle Button
   ============================================ */
.chat-toggle {
    width: var(--button-size);
    height: var(--button-size);
    border: none;
    border-radius: 50%;
    background: var(--sisecam-primary);
    cursor: pointer;
    box-shadow: var(--shadow-md);
    transition: all var(--transition-normal);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    position: relative;
    z-index: 2;
}

.chat-toggle:hover {
    transform: translateY(-4px) scale(1.05);
    box-shadow: var(--shadow-lg);
}

.chat-toggle:active {
    transform: scale(0.95);
}

.chat-toggle-icon {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.toggle-icon {
    width: 100%;
    height: 100%;
    transition: all var(--transition-fast);
}

.toggle-icon.hidden {
    opacity: 0;
    transform: scale(0);
    position: absolute;
}

#close-icon {
    width: 28px;
    height: 28px;
    color: var(--sisecam-white);
}

/* Robot Icon Colors */
.icon-bg {
    fill: var(--sisecam-primary);
}

.robot-face-outer {
    fill: var(--sisecam-primary-light);
}

.robot-face-shadow {
    fill: var(--sisecam-accent);
}

.robot-face-inner {
    fill: var(--sisecam-white);
}

.robot-antenna {
    fill: var(--sisecam-primary-light);
}

.robot-eye {
    fill: var(--sisecam-primary);
    animation: eyeBlink 4s ease-in-out infinite;
    transform-box: fill-box;
    transform-origin: center center;
}

.robot-light-base {
    fill: var(--sisecam-primary);
}

.robot-light {
    fill: #ff4444;
    animation: lightPulse 2s ease-in-out infinite;
    transform-box: fill-box;
    transform-origin: center center;
}

@keyframes eyeBlink {
    0%, 90%, 100% { transform: scaleY(1); }
    95% { transform: scaleY(0.1); }
}

@keyframes lightPulse {
    0%, 100% { 
        opacity: 1;
        filter: drop-shadow(0 0 2px #ff4444);
    }
    50% { 
        opacity: 0.5;
        filter: drop-shadow(0 0 0 #ff4444);
    }
}

/* Float Animation */
.chat-toggle:not(:hover) .toggle-icon:first-child {
    animation: floatUpDown 3s ease-in-out infinite;
}

@keyframes floatUpDown {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-4px); }
}

/* ============================================
   Greeting Bubble
   ============================================ */
.greeting-bubble {
    position: absolute;
    bottom: calc(var(--button-size) + 12px);
    right: 0;
    background: var(--sisecam-white);
    padding: 14px 40px 14px 18px;
    border-radius: 20px;
    box-shadow: var(--shadow-md);
    min-width: 320px;
    max-width: 420px;
    width: max-content;
    font-size: 14px;
    color: var(--sisecam-text);
    line-height: 1.5;
    border: 1px solid var(--sisecam-gray);
    opacity: 0;
    transform: translateY(10px);
    pointer-events: none;
    transition: all var(--transition-normal);
}

.greeting-bubble::after {
    content: '';
    position: absolute;
    bottom: -8px;
    right: 24px;
    width: 16px;
    height: 16px;
    background: var(--sisecam-white);
    border-right: 1px solid var(--sisecam-gray);
    border-bottom: 1px solid var(--sisecam-gray);
    transform: rotate(45deg);
}

.greeting-bubble.visible {
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
}

.greeting-bubble.hidden {
    opacity: 0;
    transform: translateY(10px);
    pointer-events: none;
}

.greeting-close {
    position: absolute;
    top: 10px;
    right: 10px;
    width: 24px;
    height: 24px;
    background: transparent;
    border: none;
    border-radius: 50%;
    cursor: pointer;
    font-size: 18px;
    color: var(--sisecam-dark-gray);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-fast);
}

.greeting-close:hover {
    background: var(--sisecam-light-gray);
    color: var(--sisecam-text);
}

/* ============================================
   Info Button
   ============================================ */
.info-button {
    position: fixed;
    bottom: 8px;
    right: 10px; /* Chatbot butonunun sağ altında */
    width: 20px;
    height: 20px;
    background: rgba(255, 255, 255, 0.95);
    border: 1px solid var(--sisecam-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    font-weight: 700;
    font-style: italic;
    font-family: Georgia, serif;
    color: var(--sisecam-primary);
    text-decoration: none;
    z-index: 9998;
    transition: all var(--transition-normal);
    box-shadow: 0 1px 4px rgba(0, 0, 120, 0.2);
}

.info-button:hover {
    background: var(--sisecam-primary);
    color: var(--sisecam-white);
    transform: scale(1.1);
}

/* Chat open state */
body.chat-open .chat-toggle {
    z-index: 2;
    box-shadow: none; /* Gomulu gorunum icin golge kaldir */
}

body.chat-open .info-button {
    opacity: 0.5;
    z-index: 9000;
}

body.chat-open .greeting-bubble {
    opacity: 0 !important;
    pointer-events: none !important;
}

/* ============================================
   Suggestion Chips
   ============================================ */
.suggestion-chips {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 12px;
}

.suggestion-chip {
    padding: 8px 16px;
    background: var(--sisecam-white);
    border: 1px solid var(--sisecam-primary);
    border-radius: 20px;
    font-size: 13px;
    color: var(--sisecam-primary);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.suggestion-chip:hover {
    background: var(--sisecam-primary);
    color: var(--sisecam-white);
}

/* ============================================
   Error State
   ============================================ */
.message.error .message-content {
    background: #fef2f2;
    color: #991b1b;
    border: 1px solid #fecaca;
}

/* ============================================
   Responsive Design
   ============================================ */
@media (max-width: 768px) {
    .chatbot-container {
        bottom: 16px;
        right: 16px;
    }
    
    .chat-window {
        width: calc(100vw - 32px);
        height: calc(100vh - 120px);
        max-height: 600px;
        right: 0;
        bottom: 0;
    }
    
    .greeting-bubble {
        max-width: calc(100vw - 100px);
        right: 0;
    }
}

@media (max-width: 480px) {
    :root {
        --button-size: 56px;
    }
    
    .chat-window {
        border-radius: 12px 12px 0 0;
    }
    
    .chat-header {
        padding: 12px 16px;
    }
    
    .chat-title {
        font-size: 14px;
    }
    
    .messages-container {
        padding: 16px;
    }
    
    .input-container {
        padding: 12px 16px;
    }
    
    .message-input {
        padding: 12px 16px;
    }
    
    .send-btn {
        width: 44px;
        height: 44px;
    }
    
    .info-button {
        width: 18px;
        height: 18px;
        font-size: 11px;
        bottom: 6px;
        right: 16px; /* Mobilde chatbot butonunun sağ altında */
    }
}

/* ============================================
   Accessibility
   ============================================ */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* Focus styles */
.chat-toggle:focus-visible,
.send-btn:focus-visible,
.header-btn:focus-visible,
.message-input:focus-visible {
    outline: 2px solid var(--sisecam-primary);
    outline-offset: 2px;
}

/* ============================================
   Print Styles (hide chatbot)
   ============================================ */
@media print {
    .chatbot-container,
    .info-button {
        display: none !important;
    }
}