:root {
    color-scheme: dark;
    --page: #080a0f;
    --surface: #11141b;
    --surface-2: #171b24;
    --surface-3: #0d1016;
    --border: #292f3a;
    --border-strong: #3b4350;
    --text: #f7f8fb;
    --muted: #929baa;
    --subtle: #687181;
    --accent: #ff5b35;
    --accent-bright: #ff7757;
    --blue: #54a6ff;
    --green: #38d39f;
    --amber: #f2b84b;
    --purple: #b58cff;
    --radius: 16px;
    --shadow: 0 18px 45px rgba(0, 0, 0, .28), 0 1px 0 rgba(255, 255, 255, .025) inset;
}

* { box-sizing: border-box; }

html {
    background: var(--page);
    scroll-behavior: smooth;
}

body {
    min-width: 320px;
    margin: 0;
    overflow-x: hidden;
    color: var(--text) !important;
    background:
        radial-gradient(circle at 12% -10%, rgba(255, 91, 53, .12), transparent 28rem),
        radial-gradient(circle at 92% 0%, rgba(84, 166, 255, .08), transparent 30rem),
        var(--page) !important;
    font-family: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif !important;
    font-feature-settings: "tnum" 1, "cv02" 1, "cv03" 1;
    -webkit-font-smoothing: antialiased;
}

button,
input,
select,
textarea { font: inherit; }

button { -webkit-tap-highlight-color: transparent; }

button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible,
[tabindex]:focus-visible {
    outline: 3px solid rgba(255, 91, 53, .28) !important;
    outline-offset: 2px;
}

::selection {
    color: #fff;
    background: rgba(255, 91, 53, .5);
}

.skip-link {
    position: fixed;
    z-index: 1000;
    top: 12px;
    left: 12px;
    padding: 10px 14px;
    color: #fff;
    background: var(--accent);
    border-radius: 10px;
    transform: translateY(-150%);
    transition: transform .2s ease;
}

.skip-link:focus { transform: translateY(0); }

.icon {
    width: 16px;
    height: 16px;
    flex: 0 0 auto;
    fill: none;
    stroke: currentColor;
    stroke-width: 1.8;
    stroke-linecap: round;
    stroke-linejoin: round;
}

#appWrapper {
    max-width: 1480px !important;
    min-height: 100vh;
    padding: 18px clamp(14px, 2.5vw, 34px) 44px !important;
    border: 0 !important;
    background: transparent !important;
}

.app-header {
    display: flex;
    min-height: 78px;
    align-items: center;
    justify-content: space-between;
    gap: 22px;
    margin-bottom: 18px;
    padding: 14px 16px;
    border: 1px solid rgba(255, 255, 255, .075);
    border-radius: 18px;
    background: rgba(14, 17, 23, .82);
    box-shadow: 0 14px 40px rgba(0, 0, 0, .26);
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
}

.brand-lockup {
    display: flex;
    min-width: max-content;
    align-items: center;
    gap: 12px;
}

.brand-mark {
    position: relative;
    display: grid;
    width: 44px;
    height: 44px;
    place-items: center;
    overflow: hidden;
    color: white;
    border: 1px solid rgba(255, 255, 255, .13);
    border-radius: 13px;
    background: linear-gradient(145deg, #ff724f, #dc3219);
    box-shadow: 0 8px 22px rgba(255, 70, 35, .24);
}

.brand-mark::after {
    position: absolute;
    inset: 0;
    content: "";
    background: linear-gradient(130deg, rgba(255, 255, 255, .25), transparent 42%);
}

.brand-mark .icon {
    position: relative;
    z-index: 1;
    width: 24px;
    height: 24px;
    stroke-width: 2;
}

.brand-name {
    margin: 0;
    font-size: 17px;
    font-weight: 800;
    letter-spacing: -.025em;
}

.brand-name span { color: var(--accent-bright); }

.brand-subtitle {
    margin: 2px 0 0;
    color: var(--muted);
    font-size: 10px;
    font-weight: 650;
    letter-spacing: .09em;
    text-transform: uppercase;
}

.header-actions {
    display: flex;
    align-items: flex-end;
    justify-content: flex-end;
    gap: 10px;
    flex-wrap: wrap;
}

.header-field { min-width: 165px; }
.header-field.engine-field { min-width: 205px; }

.field-kicker {
    display: block;
    margin: 0 0 5px 2px;
    color: var(--muted);
    font-size: 9px;
    font-weight: 800;
    letter-spacing: .1em;
    text-transform: uppercase;
}

.status-dot {
    display: inline-block;
    width: 6px;
    height: 6px;
    margin-right: 5px;
    border-radius: 99px;
    background: var(--green);
    box-shadow: 0 0 0 4px rgba(56, 211, 159, .08);
}

.profile-control {
    display: flex;
    gap: 6px;
}

input[type="number"],
input[type="text"],
textarea,
select {
    width: 100%;
    min-height: 38px;
    padding: .52rem .7rem;
    color: var(--text) !important;
    border: 1px solid var(--border-strong) !important;
    border-radius: 10px !important;
    outline: none;
    background-color: var(--surface-3) !important;
    box-shadow: 0 1px 0 rgba(255, 255, 255, .025) inset;
    transition: border-color .18s ease, box-shadow .18s ease, background .18s ease;
}

input:hover,
select:hover,
textarea:hover { border-color: #4b5564 !important; }

input:focus,
select:focus,
textarea:focus {
    border-color: rgba(255, 91, 53, .75) !important;
    box-shadow: 0 0 0 3px rgba(255, 91, 53, .1) !important;
}

select {
    padding-right: 2rem;
    cursor: pointer;
}

textarea {
    line-height: 1.55;
    resize: vertical;
}

input[type="range"] {
    width: 100%;
    accent-color: var(--accent) !important;
    cursor: pointer;
}

input[type="checkbox"] { accent-color: var(--accent); }

.icon-button {
    display: inline-grid;
    min-width: 38px;
    min-height: 38px;
    place-items: center;
    padding: 0 !important;
    color: var(--muted) !important;
    border: 1px solid var(--border) !important;
    border-radius: 10px !important;
    background: var(--surface-2) !important;
    transition: color .18s ease, border-color .18s ease, transform .18s ease, background .18s ease;
}

.icon-button:hover {
    color: var(--text) !important;
    border-color: var(--border-strong) !important;
    background: #202630 !important;
    transform: translateY(-1px);
}

.master-setup-button {
    display: inline-flex;
    min-height: 38px;
    align-items: center;
    gap: 8px;
    padding: 0 14px !important;
    color: #fff !important;
    border: 1px solid #ff7453 !important;
    border-radius: 10px !important;
    background: linear-gradient(180deg, #ff6c49, #e74427) !important;
    box-shadow: 0 8px 18px rgba(238, 67, 36, .22) !important;
    font-size: 11px !important;
    font-weight: 800 !important;
    transition: transform .18s ease, filter .18s ease, box-shadow .18s ease;
}

.master-setup-button:hover {
    filter: brightness(1.08);
    transform: translateY(-1px);
    box-shadow: 0 11px 24px rgba(238, 67, 36, .3) !important;
}

.card {
    position: relative;
    overflow: hidden;
    border: 1px solid var(--border) !important;
    border-radius: var(--radius) !important;
    background: linear-gradient(180deg, rgba(23, 27, 36, .97), rgba(16, 19, 26, .98)) !important;
    box-shadow: var(--shadow) !important;
}

.card::before {
    position: absolute;
    z-index: 0;
    inset: 0 0 auto;
    height: 1px;
    content: "";
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, .1), transparent);
    pointer-events: none;
}

.card > * {
    position: relative;
    z-index: 1;
}

.station-card {
    padding: clamp(16px, 2vw, 22px) !important;
    border-top-color: var(--accent) !important;
}

.section-kicker {
    margin: 0 0 4px;
    color: var(--accent-bright);
    font-size: 9px;
    font-weight: 850;
    letter-spacing: .13em;
    text-transform: uppercase;
}

.section-title {
    margin: 0;
    color: var(--text) !important;
    font-size: 17px !important;
    font-weight: 780 !important;
    letter-spacing: -.018em;
}

.bg-gray-900,
.bg-gray-800,
.bg-\[\#1a1c23\] { background-color: var(--surface-3) !important; }

.bg-gray-700 { background-color: var(--surface-2) !important; }
.border-gray-700,
.border-gray-600 { border-color: var(--border) !important; }
.text-gray-500 { color: var(--subtle) !important; }
.text-gray-400 { color: var(--muted) !important; }
.text-gray-300,
.text-gray-200 { color: #cbd1db !important; }
.text-purple-400,
.text-purple-300 { color: var(--purple) !important; }
.text-blue-400,
.text-blue-300,
.text-blue-200 { color: var(--blue) !important; }
.text-green-400,
.text-green-300 { color: var(--green) !important; }
.text-yellow-400,
.text-yellow-300 { color: var(--amber) !important; }
.text-red-400,
.text-red-300 { color: #ff7966 !important; }
.text-orange-400,
.text-orange-300 { color: #ff9b68 !important; }
.border-t-4 { border-top-width: 1px !important; }
.border-blue-500 { border-top-color: var(--blue) !important; }
.border-purple-500 { border-top-color: var(--purple) !important; }
.border-red-500 { border-top-color: #ff7966 !important; }
.border-orange-500 { border-top-color: #ff9b68 !important; }
.border-teal-500 { border-top-color: #53d5cc !important; }

.bg-purple-600,
.bg-indigo-600,
.bg-blue-600,
.bg-emerald-600,
.bg-green-600,
.bg-teal-600,
.bg-orange-600,
.bg-red-600 {
    border: 1px solid rgba(255, 255, 255, .1) !important;
    border-radius: 9px !important;
    box-shadow: none !important;
    transition: transform .18s ease, filter .18s ease, box-shadow .18s ease !important;
}

.bg-purple-600,
.bg-indigo-600 { background: #7458d9 !important; }
.bg-blue-600 { background: #2779c9 !important; }
.bg-emerald-600,
.bg-green-600,
.bg-teal-600 { background: #16846b !important; }
.bg-orange-600 { background: #d7672f !important; }
.bg-red-600 { background: #c5483a !important; }

button[class*="bg-"]:hover {
    filter: brightness(1.1);
    transform: translateY(-1px);
}

button:disabled {
    cursor: not-allowed;
    opacity: .5;
    transform: none !important;
}

.btn-active {
    color: #fff !important;
    border-color: var(--accent) !important;
    background: var(--accent) !important;
    box-shadow: 0 0 0 3px rgba(255, 91, 53, .11);
}

.btn-inactive {
    color: var(--muted) !important;
    border-color: var(--border-strong) !important;
    background: var(--surface-3) !important;
}

.tab-rail {
    position: sticky;
    z-index: 40;
    top: 10px;
    display: flex;
    gap: 4px;
    margin: 0 0 22px;
    padding: 6px;
    overflow-x: auto;
    border: 1px solid rgba(255, 255, 255, .07) !important;
    border-radius: 14px;
    background: rgba(13, 16, 22, .88);
    box-shadow: 0 10px 30px rgba(0, 0, 0, .18);
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
}

.tab-btn {
    display: inline-flex;
    min-height: 38px;
    align-items: center;
    gap: 7px;
    padding: 0 12px !important;
    color: var(--muted) !important;
    border: 0 !important;
    border-radius: 9px;
    background: transparent;
    font-size: 10px !important;
    font-weight: 750 !important;
    letter-spacing: .01em;
    white-space: nowrap;
    transition: color .18s ease, background .18s ease, transform .18s ease;
}

.tab-btn:hover {
    color: var(--text) !important;
    background: rgba(255, 255, 255, .055);
}

.tab-btn.tab-active {
    color: #fff !important;
    background: linear-gradient(180deg, rgba(255, 104, 69, .22), rgba(255, 91, 53, .12));
    box-shadow: 0 0 0 1px rgba(255, 108, 73, .3) inset;
}

.tab-btn.tab-active .icon { color: var(--accent-bright); }

table {
    border-collapse: separate;
    border-spacing: 0;
}

thead { background: rgba(255, 255, 255, .025); }

th {
    color: var(--muted) !important;
    letter-spacing: .08em;
}

tbody tr { transition: background .15s ease; }
tbody tr:hover { background: rgba(255, 255, 255, .025); }

#profileModal > div,
#compareModal > div,
#masterSetupModal > div {
    border: 1px solid var(--border-strong) !important;
    border-radius: 18px !important;
    background: var(--surface) !important;
    box-shadow: 0 35px 90px rgba(0, 0, 0, .58) !important;
}

#profileModal,
#compareModal,
#masterSetupModal {
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

@keyframes pulse-border {
    0%, 100% { border-color: var(--border-strong); }
    50% { border-color: var(--green); box-shadow: 0 0 0 4px rgba(56, 211, 159, .08); }
}

.drag-active {
    animation: pulse-border 1.5s infinite;
    border-color: var(--green) !important;
    background-color: rgba(56, 211, 159, .05) !important;
}

.tab-pane { animation: pane-in .24s ease both; }

@keyframes pane-in {
    from { opacity: 0; transform: translateY(5px); }
    to { opacity: 1; transform: none; }
}

::-webkit-scrollbar { width: 9px; height: 9px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb {
    border: 2px solid transparent;
    border-radius: 99px;
    background: #39414d;
    background-clip: padding-box;
}
::-webkit-scrollbar-thumb:hover { background: #515b69; background-clip: padding-box; }
.hide-scroll { -ms-overflow-style: none; scrollbar-width: none; }
.hide-scroll::-webkit-scrollbar { display: none; }

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        scroll-behavior: auto !important;
        animation-duration: .01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: .01ms !important;
    }
}

@media (max-width: 980px) {
    .app-header { align-items: flex-start; flex-direction: column; }
    .header-actions { width: 100%; justify-content: stretch; }
    .header-field { flex: 1 1 180px; }
    .master-setup-button { align-self: flex-end; }
}

@media (max-width: 640px) {
    #appWrapper { padding: 10px 10px 30px !important; }
    .app-header { gap: 14px; margin-bottom: 12px; padding: 13px; border-radius: 15px; }
    .brand-mark { width: 40px; height: 40px; }
    .brand-name { font-size: 16px; }
    .header-actions { gap: 8px; }
    .header-field,
    .header-field.engine-field { min-width: 100%; flex-basis: 100%; }
    .profile-control select { min-width: 0; }
    .master-setup-button { width: 100%; justify-content: center; }
    .tab-rail { top: 6px; margin-bottom: 16px; border-radius: 12px; }
    .tab-btn { min-height: 40px; padding: 0 11px !important; }
    .card { border-radius: 14px !important; }
}