/* =========================================================================
   appgen — design system
   "dark, bold, premium devtool" (Linear / Vercel energy)
   Layered AFTER Bootstrap 5.3.3 (CDN). Fonts: Space Grotesk + Inter (CDN).
   ========================================================================= */

:root {
    /* surfaces */
    --bg: #07070c;
    --bg-2: #0b0b16;
    --surface: rgba(255, 255, 255, .035);
    --surface-2: rgba(255, 255, 255, .06);
    --border: rgba(255, 255, 255, .09);

    /* text */
    --text: #e8e8f2;
    --muted: #9a9ab4;

    /* brand */
    --primary: #6d5efc;
    --primary-2: #a855f7;
    --accent: #22d3ee;
    --success: #34d399;
    --danger: #fb7185;
    --warning: #fbbf24;

    --grad: linear-gradient(135deg, #6d5efc 0%, #a855f7 55%, #22d3ee 100%);

    /* type */
    --font-head: 'Space Grotesk', system-ui, sans-serif;
    --font-body: 'Inter', system-ui, -apple-system, sans-serif;

    /* shape */
    --radius: 18px;
    --radius-lg: 24px;
    --shadow-soft: 0 18px 50px -20px rgba(0, 0, 0, .65);
    --shadow-glow: 0 10px 40px -8px rgba(109, 94, 252, .45);
}

/* ----------------------------------------------------------------- base */
* {
    scrollbar-color: var(--surface-2) transparent;
}

html {
    scroll-behavior: smooth;
}

body {
    background-color: var(--bg);
    background-image:
        radial-gradient(900px 480px at 12% -8%, rgba(109, 94, 252, .18), transparent 60%),
        radial-gradient(820px 520px at 92% 4%, rgba(34, 211, 238, .12), transparent 60%),
        linear-gradient(180deg, var(--bg) 0%, var(--bg-2) 100%);
    background-attachment: fixed;
    color: var(--text);
    font-family: var(--font-body);
    font-feature-settings: 'cv02', 'cv03', 'cv04', 'cv11';
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
    min-height: 100vh;
}

/* subtle grid glow overlay */
body::before {
    content: "";
    position: fixed;
    inset: 0;
    z-index: 0;
    pointer-events: none;
    background-image:
        linear-gradient(rgba(255, 255, 255, .025) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, .025) 1px, transparent 1px);
    background-size: 48px 48px;
    mask-image: radial-gradient(1100px 700px at 50% -10%, #000 30%, transparent 75%);
    -webkit-mask-image: radial-gradient(1100px 700px at 50% -10%, #000 30%, transparent 75%);
}

#app,
main,
.app-shell {
    position: relative;
    z-index: 1;
}

h1, h2, h3, h4, h5, h6,
.font-head {
    font-family: var(--font-head);
    letter-spacing: -.02em;
    color: var(--text);
}

a {
    color: var(--text);
    text-decoration: none;
    transition: color .18s ease;
}

a:hover {
    color: #fff;
}

p,
.text-muted-2 {
    color: var(--muted);
}

.text-muted {
    color: var(--muted) !important;
}

::selection {
    background: rgba(109, 94, 252, .35);
    color: #fff;
}

/* ----------------------------------------------------------- typography */
.text-gradient {
    background: var(--grad);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    -webkit-text-fill-color: transparent;
}

.display-hero {
    font-family: var(--font-head);
    font-weight: 700;
    line-height: 1.02;
    letter-spacing: -.035em;
    font-size: clamp(2.6rem, 6vw, 4.6rem);
}

.lead-muted {
    color: var(--muted);
    font-size: 1.125rem;
    line-height: 1.6;
}

/* --------------------------------------------------------------- glass */
.glass {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    box-shadow: var(--shadow-soft);
}

.glass-hover {
    transition: transform .22s ease, border-color .22s ease, box-shadow .22s ease, background .22s ease;
}

.glass-hover:hover {
    transform: translateY(-4px);
    border-color: rgba(255, 255, 255, .18);
    background: var(--surface-2);
    box-shadow: 0 28px 60px -24px rgba(0, 0, 0, .75), var(--shadow-glow);
}

.rounded-2xl {
    border-radius: var(--radius-lg) !important;
}

/* --------------------------------------------------------------- buttons */
.btn-grad {
    --bs-btn-color: #fff;
    display: inline-flex;
    align-items: center;
    gap: .5rem;
    background: var(--grad);
    color: #fff;
    border: none;
    border-radius: 999px;
    padding: .7rem 1.5rem;
    font-weight: 600;
    font-family: var(--font-body);
    letter-spacing: -.01em;
    box-shadow: var(--shadow-glow);
    transition: transform .2s ease, box-shadow .2s ease, filter .2s ease;
}

.btn-grad:hover,
.btn-grad:focus {
    color: #fff;
    transform: translateY(-2px);
    filter: brightness(1.06);
    box-shadow: 0 16px 48px -10px rgba(109, 94, 252, .6);
}

.btn-grad:active {
    transform: translateY(0);
}

.btn-grad:disabled,
.btn-grad.disabled {
    opacity: .55;
    transform: none;
    box-shadow: none;
}

.btn-ghost {
    display: inline-flex;
    align-items: center;
    gap: .5rem;
    background: transparent;
    color: var(--text);
    border: 1px solid var(--border);
    border-radius: 999px;
    padding: .7rem 1.4rem;
    font-weight: 600;
    transition: background .2s ease, border-color .2s ease, transform .2s ease, color .2s ease;
}

.btn-ghost:hover,
.btn-ghost:focus {
    background: var(--surface-2);
    border-color: rgba(255, 255, 255, .22);
    color: #fff;
    transform: translateY(-2px);
}

.btn-sm-pill {
    padding: .42rem 1rem;
    font-size: .875rem;
}

/* --------------------------------------------------------------- navbar */
.nav-glass {
    position: sticky;
    top: 0;
    z-index: 1030;
    background: rgba(7, 7, 12, .68);
    border-bottom: 1px solid var(--border);
    backdrop-filter: blur(16px) saturate(140%);
    -webkit-backdrop-filter: blur(16px) saturate(140%);
}

.nav-glass .navbar-brand {
    font-family: var(--font-head);
    font-weight: 700;
    letter-spacing: -.03em;
    font-size: 1.3rem;
    color: white;
}

.nav-glass .nav-link {
    color: var(--muted);
    font-weight: 500;
    padding: .4rem .85rem;
    border-radius: 10px;
    transition: color .18s ease, background .18s ease;
}

.nav-glass .nav-link:hover,
.nav-glass .nav-link.active {
    color: #fff;
    background: var(--surface-2);
}

.nav-glass .dropdown-menu {
    background: rgba(11, 11, 22, .96);
    border: 1px solid var(--border);
    border-radius: 14px;
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    box-shadow: var(--shadow-soft);
}

.nav-glass .dropdown-item {
    color: var(--muted);
    border-radius: 8px;
}

.nav-glass .dropdown-item:hover,
.nav-glass .dropdown-item:focus {
    background: var(--surface-2);
    color: #fff;
}

.brand-dot {
    width: 28px;
    height: 28px;
    border-radius: 9px;
    background: var(--grad);
    display: inline-flex;
    box-shadow: var(--shadow-glow);
}

/* --------------------------------------------------------------- badges */
.badge-soft {
    display: inline-flex;
    align-items: center;
    gap: .35rem;
    padding: .3rem .7rem;
    border-radius: 999px;
    font-size: .78rem;
    font-weight: 600;
    letter-spacing: .01em;
    background: var(--surface-2);
    border: 1px solid var(--border);
    color: var(--muted);
}

.badge-soft i {
    font-size: .85rem;
}

.badge-soft.is-success {
    color: var(--success);
    border-color: rgba(52, 211, 153, .3);
    background: rgba(52, 211, 153, .1);
}

.badge-soft.is-danger {
    color: var(--danger);
    border-color: rgba(251, 113, 133, .3);
    background: rgba(251, 113, 133, .1);
}

.badge-soft.is-warning {
    color: var(--warning);
    border-color: rgba(251, 191, 36, .3);
    background: rgba(251, 191, 36, .1);
}

.badge-soft.is-accent {
    color: var(--accent);
    border-color: rgba(34, 211, 238, .3);
    background: rgba(34, 211, 238, .1);
}

.badge-soft.is-primary {
    color: #c4bbff;
    border-color: rgba(109, 94, 252, .35);
    background: rgba(109, 94, 252, .12);
}

/* -------------------------------------------------------------- hero glow */
.hero-glow {
    position: absolute;
    z-index: 0;
    width: 60vw;
    max-width: 760px;
    aspect-ratio: 1;
    border-radius: 50%;
    filter: blur(90px);
    opacity: .5;
    pointer-events: none;
    background: var(--grad);
    animation: float 14s ease-in-out infinite;
}

.hero-glow.glow-2 {
    background: radial-gradient(circle, rgba(34, 211, 238, .9), transparent 70%);
    animation-delay: -6s;
    animation-duration: 18s;
}

@keyframes float {
    0%, 100% {
        transform: translate(0, 0) scale(1);
    }
    33% {
        transform: translate(4%, -6%) scale(1.08);
    }
    66% {
        transform: translate(-5%, 4%) scale(.96);
    }
}

/* ----------------------------------------------------------- feature icon */
.feature-icon {
    width: 52px;
    height: 52px;
    border-radius: 14px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
    color: #fff;
    background: linear-gradient(135deg, rgba(109, 94, 252, .35), rgba(168, 85, 247, .22));
    border: 1px solid rgba(109, 94, 252, .35);
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, .12);
}

.feature-icon.is-accent {
    background: linear-gradient(135deg, rgba(34, 211, 238, .32), rgba(34, 211, 238, .12));
    border-color: rgba(34, 211, 238, .35);
}

.feature-icon.is-lg {
    width: 64px;
    height: 64px;
    font-size: 1.7rem;
    border-radius: 18px;
}

/* --------------------------------------------------------------- stat tile */
.stat-tile {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.25rem 1.4rem;
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
}

.stat-tile .stat-value {
    font-family: var(--font-head);
    font-size: 1.9rem;
    font-weight: 700;
    line-height: 1;
    letter-spacing: -.02em;
}

.stat-tile .stat-label {
    color: var(--muted);
    font-size: .8rem;
    text-transform: uppercase;
    letter-spacing: .08em;
    margin-top: .5rem;
}

/* --------------------------------------------------------------- code pill */
.code-pill {
    font-family: 'SFMono-Regular', ui-monospace, 'Cascadia Code', Menlo, Consolas, monospace;
    font-size: .85em;
    background: rgba(0, 0, 0, .45);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: .15rem .5rem;
    color: var(--accent);
    word-break: break-all;
}

/* --------------------------------------------------------------- step dot */
.step-dot {
    flex: 0 0 auto;
    width: 34px;
    height: 34px;
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-head);
    font-weight: 700;
    font-size: .95rem;
    color: var(--muted);
    background: var(--surface-2);
    border: 1px solid var(--border);
    transition: all .2s ease;
}

.step-dot.is-active {
    color: #fff;
    background: var(--grad);
    border-color: transparent;
    box-shadow: var(--shadow-glow);
}

.step-dot.is-done {
    color: #fff;
    background: rgba(52, 211, 153, .9);
    border-color: transparent;
}

/* -------------------------------------------------------------- wizard rail */
.wizard-rail {
    display: flex;
    flex-direction: column;
    gap: .35rem;
    list-style: none;
    padding: 0;
    margin: 0;
}

.wizard-rail .rail-item {
    display: flex;
    align-items: center;
    gap: .85rem;
    padding: .7rem .8rem;
    border-radius: 14px;
    border: 1px solid transparent;
    color: var(--muted);
    transition: background .18s ease, border-color .18s ease, color .18s ease;
}

.wizard-rail .rail-item:hover {
    background: var(--surface);
    color: var(--text);
}

.wizard-rail .rail-item.is-active {
    background: var(--surface-2);
    border-color: var(--border);
    color: #fff;
}

.wizard-rail .rail-title {
    font-weight: 600;
    font-size: .95rem;
    line-height: 1.1;
}

.wizard-rail .rail-sub {
    font-size: .76rem;
    color: var(--muted);
}

/* --------------------------------------------------------------- copy field */
.copy-field {
    display: flex;
    align-items: stretch;
    background: rgba(0, 0, 0, .4);
    border: 1px solid var(--border);
    border-radius: 12px;
    overflow: hidden;
}

.copy-field input {
    flex: 1 1 auto;
    background: transparent;
    border: none;
    color: var(--text);
    font-family: ui-monospace, 'Cascadia Code', Menlo, Consolas, monospace;
    font-size: .9rem;
    padding: .6rem .85rem;
    outline: none;
}

.copy-field button {
    flex: 0 0 auto;
    background: var(--surface-2);
    border: none;
    border-left: 1px solid var(--border);
    color: var(--text);
    padding: 0 1rem;
    font-weight: 600;
    transition: background .18s ease, color .18s ease;
}

.copy-field button:hover {
    background: var(--primary);
    color: #fff;
}

/* --------------------------------------------------------- forms / inputs */
.form-control,
.form-select {
    background: rgba(0, 0, 0, .35);
    border: 1px solid var(--border);
    color: var(--text);
    border-radius: 12px;
    padding: .65rem .9rem;
    transition: border-color .18s ease, box-shadow .18s ease, background .18s ease;
}

.form-control::placeholder {
    color: rgba(154, 154, 180, .6);
}

.form-control:focus,
.form-select:focus {
    background: rgba(0, 0, 0, .45);
    border-color: var(--primary);
    color: var(--text);
    box-shadow: 0 0 0 .2rem rgba(109, 94, 252, .25);
}

.form-control:disabled {
    opacity: .6;
}

.form-label {
    color: var(--text);
    font-weight: 600;
    font-size: .9rem;
    margin-bottom: .4rem;
}

.form-text,
.form-hint {
    color: var(--muted);
    font-size: .82rem;
}

.form-check-input {
    background-color: rgba(0, 0, 0, .4);
    border-color: var(--border);
}

.form-check-input:checked {
    background-color: var(--primary);
    border-color: var(--primary);
}

/* form switch sized for the toggle steps */
.form-switch .form-check-input {
    width: 2.6em;
    height: 1.4em;
}

/* --------------------------------------------------------------- callouts */
.callout {
    border-radius: 14px;
    border: 1px solid var(--border);
    background: var(--surface);
    padding: 1rem 1.1rem;
    display: flex;
    gap: .75rem;
}

.callout.is-info {
    border-color: rgba(34, 211, 238, .3);
    background: rgba(34, 211, 238, .07);
}

.callout.is-warning {
    border-color: rgba(251, 191, 36, .3);
    background: rgba(251, 191, 36, .07);
}

.callout.is-danger {
    border-color: rgba(251, 113, 133, .3);
    background: rgba(251, 113, 133, .07);
}

.callout i {
    font-size: 1.15rem;
    flex: 0 0 auto;
    margin-top: .1rem;
}

/* --------------------------------------------------------------- dividers */
.hr-soft {
    border: none;
    height: 1px;
    background: var(--border);
    margin: 1.5rem 0;
}

/* --------------------------------------------------------------- platform */
.platform-badge {
    display: inline-flex;
    align-items: center;
    gap: .35rem;
    padding: .28rem .65rem;
    border-radius: 999px;
    font-size: .78rem;
    font-weight: 600;
    border: 1px solid var(--border);
    background: var(--surface-2);
    color: var(--muted);
}

.platform-badge.is-on {
    color: var(--text);
    border-color: rgba(255, 255, 255, .2);
}

.platform-badge.is-off {
    opacity: .45;
}

.platform-badge i {
    font-size: .95rem;
}

/* --------------------------------------------------------------- footer */
.app-footer {
    border-top: 1px solid var(--border);
    color: var(--muted);
    padding: 2.5rem 0;
    margin-top: 4rem;
}

.app-footer a {
    color: var(--muted);
}

.app-footer a:hover {
    color: #fff;
}

/* --------------------------------------------------------------- utilities */
.link-soft {
    color: var(--accent);
    font-weight: 500;
}

.link-soft:hover {
    color: #67e8f9;
}

.divider-grad {
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--border), transparent);
}

.empty-orb {
    width: 96px;
    height: 96px;
    border-radius: 28px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 2.4rem;
    color: #fff;
    background: linear-gradient(135deg, rgba(109, 94, 252, .4), rgba(168, 85, 247, .25));
    border: 1px solid rgba(109, 94, 252, .4);
    box-shadow: var(--shadow-glow);
}

/* --------------------------------------------------------------- store kit */
.store-tile {
    display: block;
}

.store-tile-frame {
    position: relative;
    width: 100%;
    height: 0;
    border-radius: 14px;
    overflow: hidden;
    background:
        repeating-conic-gradient(rgba(255, 255, 255, .04) 0% 25%, transparent 0% 50%) 50% / 18px 18px,
        var(--surface-2);
    border: 1px solid var(--border);
}

.store-tile-frame img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.store-tile-empty {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--muted);
    font-size: 1.6rem;
    opacity: .5;
}

.store-tile-label {
    display: block;
    margin-top: .45rem;
    font-size: .72rem;
    color: var(--muted);
}

.store-shot {
    display: block;
    width: 84px;
    flex: 0 0 auto;
    border-radius: 12px;
    overflow: hidden;
    border: 1px solid var(--border);
    background: var(--surface-2);
    transition: transform .15s ease, border-color .15s ease;
}

.store-shot:hover {
    transform: translateY(-2px);
    border-color: rgba(109, 94, 252, .5);
}

.store-shot img {
    display: block;
    width: 100%;
    height: auto;
}

@media (prefers-reduced-motion: reduce) {
    .hero-glow {
        animation: none;
    }

    * {
        scroll-behavior: auto;
    }
}