*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    outline: none;
    -webkit-tap-highlight-color: transparent;
}

:root {
    --clr-bg: #f4f6f8;
    --clr-dots: #d0d0d0;
    --clr-ink: #111111;
    --clr-paper: #ffffff;
    --clr-yellow: #ffde00;
    --clr-green: #33ff99;
    --clr-purple: #7d5fff;
    --clr-red: #ff0050;
    --clr-blue: #00d4ff;
    --border-width: 4px;
    --transition: 0.2s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    --font-header: 'Bangers', cursive;
    --font-body: 'Comic Neue', cursive, sans-serif;
}

body {
    min-height: 100vh;
    background-color: var(--clr-bg);
    background-image: radial-gradient(var(--clr-dots) 10%, transparent 11%), radial-gradient(var(--clr-dots) 10%, transparent 11%);
    background-size: 20px 20px;
    background-position: 0 0, 10px 10px;
    color: var(--clr-ink);
    font-family: var(--font-body);
    padding: 20px;
    overflow-x: hidden;
}

#page-loader {
    position: fixed;
    inset: 0;
    background-color: var(--clr-bg);
    background-image: radial-gradient(var(--clr-dots) 10%, transparent 11%), radial-gradient(var(--clr-dots) 10%, transparent 11%);
    background-size: 20px 20px;
    background-position: 0 0, 10px 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10000;
    transition: opacity 0.3s ease, visibility 0.3s;
}

#page-loader.hidden {
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
}

.loader-spinner {
    width: 60px;
    height: 60px;
    border: 6px solid var(--clr-ink);
    border-top-color: var(--clr-purple);
    border-right-color: var(--clr-green);
    border-bottom-color: var(--clr-yellow);
    border-left-color: var(--clr-red);
    border-radius: 50%;
    animation: spinBrutal 1s linear infinite;
    box-shadow: 4px 4px 0 var(--clr-ink);
}

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

.lobby-wrap {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    min-height: 100dvh;
    padding: 50px 20px;
}

.lobby-card {
    width: 100%;
    max-width: 460px;
    background: var(--clr-paper);
    border: var(--border-width) solid var(--clr-ink);
    box-shadow: 10px 10px 0 var(--clr-ink);
    padding: 36px 32px 32px;
    display: flex;
    flex-direction: column;
    gap: 26px;
    position: relative;
    transform: rotate(-0.5deg);
}

.back-link {
    position: absolute;
    top: -20px;
    left: 22px;
    background: var(--clr-yellow);
    border: 3px solid var(--clr-ink);
    box-shadow: 4px 4px 0 var(--clr-ink);
    padding: 5px 16px;
    font-family: var(--font-header);
    font-size: 1.15rem;
    color: var(--clr-ink);
    text-decoration: none;
    letter-spacing: 0.5px;
    transition: transform 0.1s ease, box-shadow 0.1s ease;
}

.back-link:hover {
    transform: translate(-2px, -2px);
    box-shadow: 6px 6px 0 var(--clr-ink);
}

.back-link:active {
    transform: translate(2px, 2px);
    box-shadow: 2px 2px 0 var(--clr-ink);
}

.lobby-head {
    text-align: center;
    padding-bottom: 22px;
    border-bottom: var(--border-width) solid var(--clr-ink);
}

.lobby-title {
    font-family: var(--font-header);
    font-size: clamp(3.5rem, 12vw, 4.5rem);
    color: var(--clr-purple);
    letter-spacing: 4px;
    line-height: 1;
    text-shadow:
        2px 2px 0 var(--clr-ink),
        -2px -2px 0 var(--clr-ink),
        2px -2px 0 var(--clr-ink),
        -2px 2px 0 var(--clr-ink),
        6px 6px 0 var(--clr-ink);
    margin-bottom: 10px;
}

.lobby-sub {
    font-weight: 800;
    font-size: 0.95rem;
    opacity: 0.75;
}

.error-msg {
    background: var(--clr-red);
    color: #fff;
    padding: 12px 14px;
    border: 3px solid var(--clr-ink);
    box-shadow: 4px 4px 0 var(--clr-ink);
    font-weight: 800;
    font-size: 0.95rem;
}

.lobby-form {
    display: flex;
    flex-direction: column;
    gap: 22px;
}

.field {
    display: flex;
    flex-direction: column;
    gap: 9px;
}

.field label {
    font-family: var(--font-header);
    font-size: 1.2rem;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    color: var(--clr-ink);
    display: flex;
    align-items: flex-end;
    gap: 8px;
    line-height: 1;
}

.tag {
    font-family: var(--font-body);
    font-size: 0.72rem;
    font-weight: 800;
    text-transform: none;
    letter-spacing: 0;
    color: #888;
    opacity: 0.85;
    padding-bottom: 1px;
}

.field input,
.field select,
.slug-row input,
.join-row input {
    width: 100%;
    padding: 13px 14px;
    font-family: var(--font-body);
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--clr-ink);
    background: var(--clr-paper);
    border: 3px solid var(--clr-ink);
    border-radius: 0;
    outline: none;
    box-shadow: 4px 4px 0 var(--clr-ink);
    transition: border-color 0.15s ease;
    -webkit-appearance: none;
    appearance: none;
}

.field input::placeholder,
.slug-row input::placeholder,
.join-row input::placeholder {
    color: #aaa;
    font-weight: 600;
    transition: opacity 0.2s ease;
}

.field input.typing::placeholder,
.slug-row input.typing::placeholder,
.join-row input.typing::placeholder {
    opacity: 0;
}

.field input:focus,
.field select:focus {
    border-color: var(--clr-purple);
}

.field select {
    cursor: pointer;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%23111' stroke-width='2' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 14px center;
    padding-right: 36px;
}

.custom-duration-wrap {
    margin-top: 8px;
    animation: slideDown 0.18s ease;
}

.custom-duration-wrap input {
    
    -moz-appearance: textfield;
}

.custom-duration-wrap input::-webkit-outer-spin-button,
.custom-duration-wrap input::-webkit-inner-spin-button {
    -webkit-appearance: none;
    margin: 0;
}

@keyframes slideDown {
    from { opacity: 0; transform: translateY(-6px); }
    to   { opacity: 1; transform: translateY(0); }
}

.slug-row {
    display: flex;
    border: 3px solid var(--clr-ink);
    background: var(--clr-paper);
    box-shadow: 4px 4px 0 var(--clr-ink);
    transition: border-color 0.15s ease;
}

.slug-row:focus-within {
    border-color: var(--clr-purple);
}

.slug-base {
    padding: 13px 10px 13px 14px;
    font-size: 0.82rem;
    font-weight: 800;
    color: #666;
    background: var(--clr-bg);
    border-right: 3px solid var(--clr-ink);
    white-space: nowrap;
    display: flex;
    align-items: center;
    user-select: none;
}

.slug-row input {
    border: none;
    box-shadow: none;
    flex: 1;
    min-width: 0;
    background: transparent;
}

.slug-row input:focus {
    border: none;
}

.btn-create {
    padding: 15px;
    background: var(--clr-green);
    border: 3px solid var(--clr-ink);
    box-shadow: 6px 6px 0 var(--clr-ink);
    font-family: var(--font-header);
    font-size: 1.6rem;
    letter-spacing: 1px;
    color: var(--clr-ink);
    cursor: pointer;
    width: 100%;
    transition: transform var(--transition), box-shadow var(--transition);
}

.btn-create:hover {
    transform: translate(-3px, -3px);
    box-shadow: 9px 9px 0 var(--clr-ink);
}

.btn-create:active {
    transform: translate(2px, 2px);
    box-shadow: 3px 3px 0 var(--clr-ink);
}

.divider {
    display: flex;
    align-items: center;
    gap: 12px;
    font-family: var(--font-header);
    font-size: 1.3rem;
    letter-spacing: 2px;
    color: var(--clr-ink);
    opacity: 0.6;
}

.divider::before,
.divider::after {
    content: '';
    flex: 1;
    height: 3px;
    background: var(--clr-ink);
    opacity: 0.2;
}

.join-section {
    display: flex;
    flex-direction: column;
    gap: 9px;
}

.join-section label {
    font-family: var(--font-header);
    font-size: 1.2rem;
    letter-spacing: 0.5px;
    text-transform: uppercase;
}

.join-row {
    display: flex;
}

.join-row input {
    flex: 1;
    border-right: none;
    box-shadow: none;
    min-width: 0;
}

.join-row input:focus {
    border-color: var(--clr-purple);
}

.btn-join {
    padding: 0 22px;
    background: var(--clr-yellow);
    border: 3px solid var(--clr-ink);
    border-left: none;
    box-shadow: 4px 4px 0 var(--clr-ink);
    font-family: var(--font-header);
    font-size: 1.3rem;
    color: var(--clr-ink);
    cursor: pointer;
    letter-spacing: 0.5px;
    transition: transform var(--transition), box-shadow var(--transition);
    white-space: nowrap;
}

.btn-join:hover {
    transform: translate(-2px, -2px);
    box-shadow: 6px 6px 0 var(--clr-ink);
}

.btn-join:active {
    transform: translate(2px, 2px);
    box-shadow: 2px 2px 0 var(--clr-ink);
}

.chat-container {
    width: 100%;
    max-width: 900px;
    height: calc(100vh - 40px);
    height: calc(100dvh - 40px);
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.chat-header {
    background: var(--clr-paper);
    border: 3px solid var(--clr-ink);
    box-shadow: 6px 6px 0 var(--clr-ink);
    padding: 15px 25px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transform: rotate(0.2deg);
}

.header-left {
    display: flex;
    align-items: center;
    gap: 16px;
}

.home-btn {
    background: var(--clr-yellow);
    border: 3px solid var(--clr-ink);
    padding: 4px 12px;
    font-family: var(--font-header);
    color: var(--clr-ink);
    text-decoration: none;
    box-shadow: 3px 3px 0 var(--clr-ink);
    transition: transform 0.1s, box-shadow 0.1s;
}

.home-btn:hover {
    transform: translate(-1px, -1px);
    box-shadow: 4px 4px 0 var(--clr-ink);
}

.room-slug-display {
    font-family: var(--font-header);
    font-size: 1.8rem;
    letter-spacing: 1px;
}

.btn-mini {
    background: var(--clr-blue);
    border: 3px solid var(--clr-ink);
    padding: 4px 12px;
    font-family: var(--font-header);
    font-size: 1rem;
    cursor: pointer;
    box-shadow: 3px 3px 0 var(--clr-ink);
    transition: transform 0.1s, box-shadow 0.1s;
}

.btn-mini:hover {
    transform: translate(-1px, -1px);
    box-shadow: 4px 4px 0 var(--clr-ink);
}

.btn-mini:active {
    transform: translate(1px, 1px);
    box-shadow: 2px 2px 0 var(--clr-ink);
}

.header-right {
    display: flex;
    align-items: center;
    gap: 16px;
}

.members-pill {
    background: var(--clr-paper);
    border: 3px solid var(--clr-ink);
    padding: 4px 12px;
    font-weight: 800;
    display: flex;
    align-items: center;
    gap: 8px;
    box-shadow: 3px 3px 0 var(--clr-ink);
    cursor: pointer;
}

.active-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--clr-green);
    border: 2px solid var(--clr-ink);
    animation: pulseActive 1.5s infinite;
}

@keyframes pulseActive {
    0%, 100% { opacity: 0.6; }
    50%       { opacity: 1; }
}

.chat-main {
    flex: 1;
    display: flex;
    gap: 20px;
    min-height: 0;
}

.message-board {
    flex: 1;
    background: var(--clr-paper);
    border: 3px solid var(--clr-ink);
    box-shadow: 8px 8px 0 var(--clr-ink);
    display: flex;
    flex-direction: column;
    min-width: 0;
    overflow: hidden;
}

.messages-scroller {
    flex: 1;
    padding: 24px;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 16px;
    background-image: radial-gradient(var(--clr-dots) 10%, transparent 11%);
    background-size: 15px 15px;
}

.message-bubble {
    max-width: 80%;
    align-self: flex-start;
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.message-bubble.me {
    align-self: flex-end;
}

.msg-meta {
    font-size: 0.75rem;
    font-weight: 800;
    opacity: 0.7;
    margin-left: 6px;
}

.message-bubble.me .msg-meta {
    align-self: flex-end;
    margin-left: 0;
    margin-right: 6px;
}

.msg-body {
    background: var(--clr-bg);
    border: 3px solid var(--clr-ink);
    padding: 10px 16px;
    font-weight: 700;
    font-size: 1.05rem;
    box-shadow: 3px 3px 0 var(--clr-ink);
    word-break: break-word;
}

.message-bubble.me .msg-body {
    background: var(--clr-purple);
    color: var(--clr-paper);
    box-shadow: -3px 3px 0 var(--clr-ink);
}

.system-msg {
    align-self: center;
    background: var(--clr-yellow);
    border: 2px solid var(--clr-ink);
    padding: 4px 14px;
    font-weight: 800;
    font-size: 0.85rem;
    box-shadow: 2px 2px 0 var(--clr-ink);
    text-transform: uppercase;
}

.chat-footer {
    padding: 16px;
    background: var(--clr-paper);
    border-top: 3px solid var(--clr-ink);
}

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

.message-input {
    flex: 1;
    padding: 14px;
    border: 3px solid var(--clr-ink);
    font-family: var(--font-body);
    font-size: 1.1rem;
    font-weight: 700;
    border-radius: 0;
    background: var(--clr-paper);
    outline: none;
    transition: border-color 0.15s ease;
    resize: none;
    height: 52px;
    min-height: 52px;
    max-height: 180px;
    line-height: 1.3;
    overflow-y: auto;
}

.message-input:focus {
    border-color: var(--clr-purple);
}

.message-input::placeholder {
    color: #aaa;
    font-weight: 600;
    transition: opacity 0.2s ease;
}

.message-input.typing::placeholder {
    opacity: 0;
}

.btn-send {
    background: var(--clr-green);
    border: 3px solid var(--clr-ink);
    font-family: var(--font-header);
    font-size: 1.4rem;
    padding: 0 30px;
    height: 52px;
    cursor: pointer;
    box-shadow: 4px 4px 0 var(--clr-ink);
    transition: transform 0.1s, box-shadow 0.1s;
}

.btn-send:hover {
    transform: translate(-1px, -1px);
    box-shadow: 5px 5px 0 var(--clr-ink);
}

.btn-send:active {
    transform: translate(2px, 2px);
    box-shadow: 2px 2px 0 var(--clr-ink);
}

.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(17, 17, 17, 0.4);
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.modal-overlay.hidden {
    display: none;
}

.modal-card {
    background: var(--clr-paper);
    border: var(--border-width) solid var(--clr-ink);
    box-shadow: 10px 10px 0 var(--clr-ink);
    padding: 30px;
    max-width: 400px;
    width: 100%;
    display: flex;
    flex-direction: column;
    gap: 20px;
    text-align: center;
}

.modal-title {
    font-family: var(--font-header);
    font-size: 2.2rem;
    color: var(--clr-purple);
}

.modal-desc {
    font-weight: 700;
    font-size: 1rem;
}

.modal-card .input-group {
    display: flex;
    flex-direction: column;
    gap: 9px;
    text-align: left;
}

.modal-card label {
    font-family: var(--font-header);
    font-size: 1.2rem;
    letter-spacing: 0.5px;
    text-transform: uppercase;
}

.modal-card input {
    width: 100%;
    padding: 13px 14px;
    font-family: var(--font-body);
    font-size: 1.05rem;
    font-weight: 700;
    background: var(--clr-paper);
    border: 3px solid var(--clr-ink);
    border-radius: 0;
    box-shadow: 4px 4px 0 var(--clr-ink);
    outline: none;
    transition: border-color 0.15s ease;
}

.modal-card input:focus {
    border-color: var(--clr-purple);
}

.modal-card input::placeholder {
    color: #aaa;
    font-weight: 600;
    transition: opacity 0.2s ease;
}

.modal-card input.typing::placeholder {
    opacity: 0;
}

.btn-main {
    background: var(--clr-green);
    color: var(--clr-ink);
    border: 3px solid var(--clr-ink);
    font-family: var(--font-header);
    font-size: 1.5rem;
    padding: 16px;
    cursor: pointer;
    box-shadow: 5px 5px 0 var(--clr-ink);
    transition: transform var(--transition), box-shadow var(--transition);
    width: 100%;
}

.btn-main:hover {
    transform: translate(-2px, -2px);
    box-shadow: 7px 7px 0 var(--clr-ink);
}

.btn-main:active {
    transform: translate(2px, 2px);
    box-shadow: 2px 2px 0 var(--clr-ink);
}

.error-banner {
    background: var(--clr-red);
    color: var(--clr-paper);
    padding: 12px;
    border: 3px solid var(--clr-ink);
    font-weight: 800;
    text-align: center;
    box-shadow: 4px 4px 0 var(--clr-ink);
}

.members-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
    text-align: left;
    max-height: 200px;
    overflow-y: auto;
}

.member-item {
    padding: 8px 12px;
    border: 2px solid var(--clr-ink);
    background: var(--clr-bg);
    font-weight: 800;
    display: flex;
    justify-content: space-between;
}

.member-item.me {
    background: var(--clr-yellow);
}

.countdown-banner {
    background: var(--clr-yellow);
    border: 3px solid var(--clr-ink);
    box-shadow: 3px 3px 0 var(--clr-ink);
    padding: 6px 12px;
    font-weight: 800;
    font-size: 0.9rem;
    text-align: center;
}

.countdown-banner.danger {
    background: var(--clr-red);
    color: var(--clr-paper);
}

@media (max-width: 600px) {
    body { padding: 10px; }
    .lobby-card { padding: 32px 20px 24px; }
    .chat-container { height: calc(100vh - 20px); height: calc(100dvh - 20px); }
    .chat-header { padding: 10px 15px; }
    .room-slug-display { font-size: 1.4rem; }
    .messages-scroller { padding: 16px; }
    .message-bubble { max-width: 90%; }
    .btn-send { padding: 0 16px; }
}