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

:root {
    --black:       #000000;
    --white:       #ffffff;
    --grey-400:    #a0a0a0;
    --grey-600:    #5a5a5a;
    --grey-900:    #111111;
    --chrome-bg:   var(--grey-900);
    --chrome-border: rgba(255,255,255,0.08);
    --tab-active:  rgba(255,255,255,0.07);
    --tab-hover:   rgba(255,255,255,0.04);
    --text-primary: var(--white);
    --text-muted:  var(--grey-400);
    --text-dim:    var(--grey-600);
    --radius-sm:   4px;
    --radius-md:   8px;
    --font-ui:     'Syne', sans-serif;
    --font-mono:   'DM Mono', monospace;
    --transition:  150ms cubic-bezier(0.4, 0, 0.2, 1);
}

html, body {
    height: 100%;
    overflow: hidden;
    background: var(--black);
    color: var(--text-primary);
    font-family: var(--font-ui);
    -webkit-font-smoothing: antialiased;
}

.browser-container {
    width: 100%;
    height: 100vh;
    display: flex;
    flex-direction: column;
    background: var(--chrome-bg);
}

.top-bar {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 0 14px;
    height: 52px;
    background: var(--chrome-bg);
    border-bottom: 1px solid var(--chrome-border);
    flex-shrink: 0;
    position: relative;
    z-index: 10;
}

.wordmark {
    font-family: var(--font-ui);
    font-weight: 700;
    font-size: 13px;
    letter-spacing: 0.15em;
    color: var(--white);
    white-space: nowrap;
    margin-right: 4px;
    user-select: none;
    flex-shrink: 0;
}

.wordmark .dash {
    color: var(--grey-400);
    font-weight: 300;
}

.browser-controls {
    display: flex;
    gap: 2px;
    flex-shrink: 0;
}

.control-btn {
    width: 32px;
    height: 32px;
    border-radius: var(--radius-sm);
    border: none;
    background: transparent;
    color: var(--text-muted);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: color var(--transition), background var(--transition);
    flex-shrink: 0;
}

.control-btn:hover {
    color: var(--white);
    background: rgba(255,255,255,0.06);
}

.control-btn:active {
    background: rgba(255,255,255,0.1);
}

.url-bar-container {
    flex: 1;
    min-width: 0;
}

.url-bar {
    display: flex;
    align-items: center;
    gap: 8px;
    height: 34px;
    padding: 0 12px;
    border-radius: var(--radius-md);
    background: rgba(255,255,255,0.05);
    border: 1px solid var(--chrome-border);
    transition: border-color var(--transition), background var(--transition), box-shadow var(--transition);
}

.url-bar:focus-within {
    border-color: rgba(255,255,255,0.25);
    background: rgba(255,255,255,0.07);
    box-shadow: 0 0 0 3px rgba(255,255,255,0.04);
}

.lock-icon {
    color: var(--text-dim);
    flex-shrink: 0;
}

#urlInput {
    flex: 1;
    background: transparent;
    border: none;
    outline: none;
    color: var(--text-primary);
    font-size: 13px;
    font-family: var(--font-mono);
    font-weight: 300;
    letter-spacing: 0.02em;
    min-width: 0;
}

#urlInput::placeholder {
    color: var(--text-dim);
}

.go-btn {
    width: 26px;
    height: 26px;
    border-radius: var(--radius-sm);
    border: none;
    background: transparent;
    color: var(--text-dim);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    transition: color var(--transition), background var(--transition);
}

.go-btn:hover {
    color: var(--white);
    background: rgba(255,255,255,0.08);
}

.browser-menu {
    display: flex;
    gap: 2px;
    flex-shrink: 0;
}

.tab-bar {
    display: flex;
    align-items: center;
    height: 38px;
    padding: 0 12px;
    gap: 4px;
    background: var(--chrome-bg);
    border-bottom: 1px solid var(--chrome-border);
    overflow: hidden;
    flex-shrink: 0;
}

.tabs {
    display: flex;
    gap: 2px;
    flex: 1;
    overflow-x: auto;
    scrollbar-width: none;
    -ms-overflow-style: none;
}

.tabs::-webkit-scrollbar { display: none; }

.tab {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 0 10px;
    height: 28px;
    border-radius: var(--radius-sm);
    background: transparent;
    border: 1px solid transparent;
    cursor: pointer;
    transition: background var(--transition), border-color var(--transition);
    white-space: nowrap;
    min-width: 100px;
    max-width: 180px;
    flex-shrink: 0;
}

.tab:hover {
    background: var(--tab-hover);
    border-color: var(--chrome-border);
}

.tab.active {
    background: var(--tab-active);
    border-color: rgba(255,255,255,0.12);
}

.tab-favicon {
    font-size: 9px;
    color: var(--text-dim);
    flex-shrink: 0;
    line-height: 1;
}

.tab.active .tab-favicon {
    color: var(--white);
}

.tab-title {
    flex: 1;
    font-size: 12px;
    font-family: var(--font-ui);
    font-weight: 500;
    letter-spacing: 0.02em;
    overflow: hidden;
    text-overflow: ellipsis;
    color: var(--text-muted);
}

.tab.active .tab-title {
    color: var(--text-primary);
}

.tab-close {
    width: 18px;
    height: 18px;
    border-radius: 3px;
    border: none;
    background: transparent;
    color: var(--text-dim);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: color var(--transition), background var(--transition);
    opacity: 0;
    flex-shrink: 0;
}

.tab:hover .tab-close,
.tab.active .tab-close {
    opacity: 1;
}

.tab-close:hover {
    color: var(--white);
    background: rgba(255,255,255,0.1);
}

.new-tab-btn {
    width: 28px;
    height: 28px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--chrome-border);
    background: transparent;
    color: var(--text-dim);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    transition: color var(--transition), background var(--transition), border-color var(--transition);
}

.new-tab-btn:hover {
    color: var(--white);
    background: rgba(255,255,255,0.06);
    border-color: rgba(255,255,255,0.18);
}

.loading-bar {
    height: 2px;
    width: 0%;
    background: var(--white);
    opacity: 0;
    transition: width 0.3s ease, opacity 0.2s ease;
    flex-shrink: 0;
}

.loading-bar.active {
    opacity: 1;
    animation: loadProgress 2s ease-in-out forwards;
}

@keyframes loadProgress {
    0%   { width: 0%;   opacity: 1; }
    60%  { width: 75%;  opacity: 1; }
    90%  { width: 95%;  opacity: 1; }
    100% { width: 100%; opacity: 0; }
}

.browser-content {
    flex: 1;
    position: relative;
    overflow: hidden;
    background: #fff;
}

#browserFrame {
    width: 100%;
    height: 100%;
    border: none;
    display: block;
    background: #fff;
}

.status-chip {
    position: fixed;
    bottom: 18px;
    right: 18px;
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 5px 10px 5px 8px;
    border-radius: 100px;
    background: rgba(17, 17, 17, 0.9);
    border: 1px solid var(--chrome-border);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    z-index: 1000;
    opacity: 0.7;
    cursor: pointer;
    transition: opacity var(--transition);
}

.status-chip:hover { opacity: 1; }

.status-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--white);
    animation: pulse 3s ease infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50%       { opacity: 0.3; }
}

.status-text {
    font-family: var(--font-mono);
    font-size: 10px;
    font-weight: 500;
    letter-spacing: 0.12em;
    color: var(--text-muted);
}

::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.1); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: rgba(255,255,255,0.2); }

@media (max-width: 768px) {
    .wordmark { display: none; }
    .browser-controls .control-btn:nth-child(4) { display: none; }
    .tab { min-width: 80px; max-width: 130px; }
}

@media (max-width: 500px) {
    .top-bar { gap: 6px; padding: 0 10px; }
    .browser-controls .control-btn:nth-child(3) { display: none; }
}