/* C:\Users\reddy\.gemini\antigravity-ide\scratch\chat-app\public\assets\style.css */
:root {
    --bg-main: #FFFFFF;
    --bg-panel: #FFFFFF;
    --text-main: #000000;
    --text-muted: #4b5563;
    
    /* Light brutalistic colors */
    --brutal-yellow: #FFF3B0;
    --brutal-blue: #C7F9CC; /* Actually a minty color */
    --brutal-pink: #FFB3C6;
    --brutal-green: #90E0EF;
    --brutal-purple: #E0C3FC;
    
    --primary: var(--brutal-purple);
    --primary-hover: #CDB4DB;
    
    --msg-own: var(--brutal-green);
    --msg-other: var(--brutal-yellow);
    
    --border: #000000;
    --shadow-color: #000000;
    
    --error: #FF595E;
    --success: #8AC926;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    font-family: 'Google Sans', -apple-system, BlinkMacSystemFont, sans-serif;
}

body {
    background-color: var(--bg-main);
    color: var(--text-main);
    line-height: 1.5;
    height: 100vh;
    height: 100dvh; /* Mobile browser support */
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

/* Brutalist Panel */
.panel {
    background: var(--bg-panel);
    border: 2px solid var(--border);
    box-shadow: 6px 6px 0px var(--shadow-color);
    border-radius: 8px;
}

/* Landing Page */
.landing-page {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    background: var(--bg-main);
    /* Subtle dot pattern for brutalist style */
    background-image: radial-gradient(#000 1px, transparent 1px);
    background-size: 20px 20px;
}

.landing-container {
    text-align: center;
    padding: 40px;
    max-width: 400px;
    width: 100%;
    animation: fadeUp 0.6s ease-out;
}

.logo-area {
    width: 64px;
    height: 64px;
    margin: 0 auto 24px;
    background: var(--primary);
    border: 2px solid var(--border);
    box-shadow: 4px 4px 0px var(--shadow-color);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.icon-logo {
    width: 32px;
    height: 32px;
    color: var(--text-main);
}

.landing-container h1 {
    font-size: 1.8rem;
    margin-bottom: 12px;
    font-weight: 700;
    letter-spacing: -0.5px;
}

.landing-container p {
    color: var(--text-muted);
    font-size: 1rem;
    margin-bottom: 32px;
    font-weight: 500;
}

/* Buttons */
.btn-primary {
    background: var(--primary);
    color: var(--text-main);
    border: 2px solid var(--border);
    box-shadow: 4px 4px 0px var(--shadow-color);
    padding: 14px 24px;
    border-radius: 8px;
    font-size: 1.1rem;
    font-weight: 700;
    cursor: pointer;
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    transition: transform 0.1s, box-shadow 0.1s;
}

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

.btn-primary:active {
    transform: translate(4px, 4px);
    box-shadow: 0px 0px 0px var(--shadow-color);
}

.icon-btn {
    background: transparent;
    border: 2px solid transparent;
    color: var(--text-main);
    cursor: pointer;
    padding: 8px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.2s, border 0.2s, box-shadow 0.2s, transform 0.1s;
}

.icon-btn:hover {
    background: var(--brutal-pink);
    border: 2px solid var(--border);
    box-shadow: 2px 2px 0px var(--shadow-color);
}

.icon-btn:active {
    transform: translate(2px, 2px);
    box-shadow: 0px 0px 0px var(--shadow-color);
}

.icon-btn svg {
    width: 20px;
    height: 20px;
    stroke: var(--text-main);
    stroke-width: 2.5px;
}

.icon-btn.send-btn {
    background: var(--brutal-yellow);
    border: 2px solid var(--border);
    box-shadow: 2px 2px 0px var(--shadow-color);
}
.icon-btn.send-btn:hover:not(:disabled) {
    background: var(--brutal-pink);
}
.icon-btn.send-btn:active:not(:disabled) {
    transform: translate(2px, 2px);
    box-shadow: 0px 0px 0px var(--shadow-color);
}
.icon-btn.send-btn:disabled {
    background: #e5e7eb;
    border: 2px solid #9ca3af;
    box-shadow: none;
    cursor: not-allowed;
    transform: none;
}
.icon-btn.send-btn:disabled svg {
    stroke: #9ca3af;
}

/* Chat Layout */
.chat-container {
    display: flex;
    flex-direction: column;
    height: 100%;
    width: 100%;
    max-width: 800px;
    margin: 0 auto;
    background: var(--bg-main);
    border-left: 2px solid var(--border);
    border-right: 2px solid var(--border);
}

.chat-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 16px;
    border-bottom: 2px solid var(--border);
    background: var(--brutal-purple);
    border-radius: 0; /* Header spans full width */
    box-shadow: none;
}

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

.user-info h2 {
    font-size: 1.1rem;
    font-weight: 700;
    margin: 0;
}

.presence-status {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-main);
}

.indicator {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--text-muted);
    border: 2px solid var(--border);
}

.indicator.online {
    background: var(--success);
}

.usage-stats {
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--text-main);
    background: var(--brutal-pink);
    border: 2px solid var(--border);
    padding: 4px 10px;
    border-radius: 8px;
    box-shadow: 2px 2px 0px var(--shadow-color);
}

/* Messages Area */
.chat-messages {
    flex: 1;
    overflow-y: auto;
    padding: 20px 16px;
    display: flex;
    flex-direction: column;
    gap: 16px;
    scroll-behavior: smooth;
    /* Subtle dot pattern inside chat */
    background-image: radial-gradient(#d1d5db 1px, transparent 1px);
    background-size: 20px 20px;
}

/* Hide scrollbar but keep functionality */
.chat-messages::-webkit-scrollbar {
    width: 8px;
}
.chat-messages::-webkit-scrollbar-track {
    background: var(--bg-main);
    border-left: 2px solid var(--border);
}
.chat-messages::-webkit-scrollbar-thumb {
    background: var(--brutal-pink);
    border: 2px solid var(--border);
}

.empty-state {
    margin: auto;
    text-align: center;
    color: var(--text-main);
    background: var(--bg-main);
    border: 2px solid var(--border);
    box-shadow: 4px 4px 0px var(--shadow-color);
    padding: 24px;
    border-radius: 8px;
    max-width: 80%;
}
.empty-state .icon-wrapper {
    width: 48px;
    height: 48px;
    margin: 0 auto 16px;
    color: var(--text-main);
    background: var(--brutal-blue);
    border: 2px solid var(--border);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 2px 2px 0px var(--shadow-color);
}
.empty-state h3 {
    margin-bottom: 8px;
    font-weight: 700;
}

/* Bubbles */
.message {
    max-width: 80%;
    display: flex;
    flex-direction: column;
    animation: fadeIn 0.3s ease-out;
}

.message.own {
    align-self: flex-end;
}

.message.other {
    align-self: flex-start;
}

.bubble {
    padding: 10px 14px;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 500;
    word-wrap: break-word;
    white-space: pre-wrap;
    border: 2px solid var(--border);
    box-shadow: 4px 4px 0px var(--shadow-color);
}

.message.own .bubble {
    background: var(--msg-own);
    color: var(--text-main);
}

.message.other .bubble {
    background: var(--msg-other);
    color: var(--text-main);
}

.msg-time {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--text-muted);
    margin-top: 6px;
}
.message.own .msg-time {
    align-self: flex-end;
}

/* Images in Chat */
.bubble-img {
    padding: 6px;
}
.bubble-img img {
    max-width: 100%;
    border-radius: 4px;
    border: 2px solid var(--border);
    cursor: pointer;
    display: block;
}

/* Typing Indicator */
.typing-indicator {
    align-self: flex-start;
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-main);
    background: var(--bg-main);
    border: 2px solid var(--border);
    box-shadow: 2px 2px 0px var(--shadow-color);
    padding: 6px 12px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    animation: fadeIn 0.3s;
}
.dots span {
    animation: blink 1.4s infinite both;
}
.dots span:nth-child(2) { animation-delay: 0.2s; }
.dots span:nth-child(3) { animation-delay: 0.4s; }

/* Input Area */
.chat-input-area {
    padding: 16px;
    border-top: 2px solid var(--border);
    background: var(--bg-main);
    border-radius: 0;
    box-shadow: none;
    padding-bottom: calc(16px + env(safe-area-inset-bottom));
}

.input-form {
    display: flex;
    align-items: flex-end;
    gap: 12px;
}

.input-wrapper {
    flex: 1;
    background: var(--bg-main);
    border-radius: 8px;
    padding: 10px 16px;
    display: flex;
    align-items: center;
    border: 2px solid var(--border);
    box-shadow: inset 2px 2px 0px rgba(0,0,0,0.05);
}

.input-wrapper:focus-within {
    box-shadow: 4px 4px 0px var(--shadow-color);
    transform: translate(-2px, -2px);
    transition: transform 0.1s, box-shadow 0.1s;
}

textarea {
    width: 100%;
    background: transparent;
    border: none;
    color: var(--text-main);
    font-size: 1rem;
    font-weight: 500;
    resize: none;
    outline: none;
    max-height: 100px;
    padding: 4px 0;
}

/* Image Preview before sending */
.image-preview-container {
    position: relative;
    margin-bottom: 12px;
    display: inline-block;
}
.image-preview-container img {
    height: 80px;
    border-radius: 8px;
    border: 2px solid var(--border);
    box-shadow: 4px 4px 0px var(--shadow-color);
}
.remove-img {
    position: absolute;
    top: -10px;
    right: -10px;
    background: var(--error);
    padding: 4px;
    width: 28px;
    height: 28px;
    border: 2px solid var(--border);
    box-shadow: 2px 2px 0px var(--shadow-color);
    border-radius: 50%;
    color: white;
}
.remove-img svg { stroke: white; }

/* Overlay / Lightbox */
.status-overlay, .lightbox {
    position: fixed;
    top: 0; left: 0; width: 100%; height: 100%;
    background: rgba(255, 255, 255, 0.9);
    z-index: 100;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.status-overlay .panel {
    padding: 40px;
    text-align: center;
    max-width: 400px;
    width: 100%;
}

.lightbox img {
    max-width: 90%;
    max-height: 90%;
    border-radius: 8px;
    border: 4px solid var(--border);
    box-shadow: 8px 8px 0px var(--shadow-color);
    background: var(--bg-main);
}

.close-btn {
    position: absolute;
    top: 20px;
    right: 20px;
    background: var(--brutal-yellow);
    border: 2px solid var(--border);
    box-shadow: 4px 4px 0px var(--shadow-color);
    color: var(--text-main);
}

/* Utilities */
.hidden { display: none !important; }
.text-center { text-align: center; }

/* Spinner */
.spinner {
    width: 20px;
    height: 20px;
    border: 3px solid var(--text-main);
    border-radius: 50%;
    border-top-color: transparent;
    animation: spin 0.8s linear infinite;
}

.error-msg {
    color: var(--error);
    font-size: 0.95rem;
    font-weight: 700;
    margin-top: 16px;
    background: #FFF;
    border: 2px solid var(--error);
    padding: 8px;
    border-radius: 8px;
    box-shadow: 4px 4px 0px rgba(239, 68, 68, 0.2);
}

/* Animations */
@keyframes spin { to { transform: rotate(360deg); } }
@keyframes fadeUp { 
    from { opacity: 0; transform: translateY(20px); } 
    to { opacity: 1; transform: translateY(0); } 
}
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}
@keyframes blink {
    0% { opacity: 0.2; }
    20% { opacity: 1; }
    100% { opacity: 0.2; }
}

@media (max-width: 600px) {
    .chat-container { border-left: none; border-right: none; }
    .message { max-width: 90%; }
}