/* ============================================================
   NameForge AI Pro — Public Stylesheet
   Brand: Electric obsidian · amber-gold forge accent
   Fonts: Syne (headings) + DM Mono (code/names)
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Syne:wght@400;600;700;800&family=DM+Mono:wght@400;500&display=swap');

/* ── Variables ────────────────────────────────────────────── */
.nf-wrap, .nf-hub, .nf-account {
    --nf-bg:        #0a0a0f;
    --nf-s1:        #111118;
    --nf-s2:        #1a1a26;
    --nf-s3:        #222235;
    --nf-border:    rgba(255,255,255,.07);
    --nf-glow:      rgba(251,191,36,.25);
    --nf-forge:     #fbbf24;
    --nf-forge2:    #f59e0b;
    --nf-electric:  #818cf8;
    --nf-mint:      #34d399;
    --nf-danger:    #f87171;
    --nf-t1:        #f0f0fa;
    --nf-t2:        #9898b8;
    --nf-t3:        #4a4a68;
    --nf-r:         12px;
    --nf-r-sm:      8px;
    --nf-r-pill:    999px;
    --nf-sans:      'Syne', sans-serif;
    --nf-mono:      'DM Mono', monospace;
    --nf-tr:        .18s ease;
    box-sizing: border-box;
    font-family: var(--nf-sans);
    color: var(--nf-t1);
    -webkit-font-smoothing: antialiased;
}
.nf-wrap *, .nf-hub *, .nf-account * { box-sizing: inherit; }

/* ── App wrapper ──────────────────────────────────────────── */
.nf-wrap {
    background: var(--nf-bg);
    min-height: 60vh;
    padding-bottom: 4rem;
    position: relative;
    overflow: hidden;
}
.nf-wrap::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(129,140,248,.035) 1px, transparent 1px),
        linear-gradient(90deg, rgba(129,140,248,.035) 1px, transparent 1px);
    background-size: 40px 40px;
    pointer-events: none;
    z-index: 0;
}
.nf-wrap > * { position: relative; z-index: 1; }

/* ── Header ───────────────────────────────────────────────── */
.nf-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1.25rem 2rem;
    border-bottom: 1px solid var(--nf-border);
    background: rgba(10,10,15,.85);
    backdrop-filter: blur(12px);
    position: sticky;
    top: 0;
    z-index: 100;
}

/* ── Brand ────────────────────────────────────────────────── */
.nf-brand {
    display: flex;
    align-items: center;
    gap: .35rem;
}
.nf-brand--large .nf-brand__name { font-size: 1.5rem; }
.nf-brand--large .nf-brand__bolt { font-size: 1.7rem; }

.nf-brand__bolt {
    font-size: 1.3rem;
    filter: drop-shadow(0 0 8px var(--nf-forge));
    animation: nfPulseBolt 2.5s ease-in-out infinite;
}
@keyframes nfPulseBolt {
    0%,100% { filter: drop-shadow(0 0 6px var(--nf-forge)); }
    50%      { filter: drop-shadow(0 0 16px var(--nf-forge)); }
}
.nf-brand__name {
    font-size: 1.1rem;
    font-weight: 800;
    letter-spacing: -.02em;
}
.nf-brand__tag {
    font-size: .6rem;
    font-weight: 700;
    color: var(--nf-forge);
    background: rgba(251,191,36,.12);
    border: 1px solid rgba(251,191,36,.3);
    border-radius: var(--nf-r-pill);
    padding: .1rem .45rem;
    text-transform: uppercase;
    letter-spacing: .06em;
}

/* ── Credit pill ──────────────────────────────────────────── */
.nf-credit-pill {
    display: flex;
    align-items: center;
    gap: .4rem;
    background: var(--nf-s2);
    border: 1px solid var(--nf-border);
    border-radius: var(--nf-r-pill);
    padding: .4rem .9rem;
    font-size: .82rem;
}
.nf-credit-pill__bolt { color: var(--nf-forge); }
.nf-credit-pill__num  { font-weight: 700; font-variant-numeric: tabular-nums; }
.nf-credit-pill__label { color: var(--nf-t2); font-size: .74rem; }

/* ── Hero ─────────────────────────────────────────────────── */
.nf-hero {
    text-align: center;
    padding: 3rem 2rem 2rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: .6rem;
}
.nf-hero__icon {
    width: 56px;
    height: 56px;
    background: var(--nf-s2);
    border: 1px solid var(--nf-border);
    border-radius: var(--nf-r);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--nf-forge);
    margin-bottom: .5rem;
}
.nf-hero__title {
    font-size: clamp(1.6rem, 4vw, 2.4rem);
    font-weight: 800;
    letter-spacing: -.03em;
    margin: 0;
    background: linear-gradient(135deg, var(--nf-t1), var(--nf-t2));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}
.nf-hero__desc {
    color: var(--nf-t2);
    font-size: .95rem;
    margin: 0;
}

/* ── Form ─────────────────────────────────────────────────── */
.nf-form {
    max-width: 780px;
    margin: 0 auto;
    padding: 0 1.5rem;
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 1rem;
}

/* Wide fields span full width */
.nf-field:first-child,
.nf-field:has(.nf-input[name="topic"]),
.nf-field:has(.nf-input[name="description"]),
.nf-field:has(.nf-input[name="context"]),
.nf-field:has(.nf-input[name="profession"]) {
    grid-column: 1 / -1;
}
.nf-action {
    grid-column: 1 / -1;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: .6rem;
    margin-top: .5rem;
}

.nf-field { display: flex; flex-direction: column; gap: .4rem; }

.nf-label {
    font-size: .72rem;
    font-weight: 700;
    letter-spacing: .06em;
    text-transform: uppercase;
    color: var(--nf-t2);
}
.nf-label__opt { font-weight: 400; opacity: .55; }

/* Input */
.nf-input {
    width: 100%;
    background: var(--nf-s1);
    border: 1px solid var(--nf-border);
    border-radius: var(--nf-r-sm);
    color: var(--nf-t1);
    font-family: var(--nf-sans);
    font-size: .95rem;
    padding: .75rem 1rem;
    outline: none;
    transition: border-color var(--nf-tr), box-shadow var(--nf-tr);
}
.nf-input::placeholder { color: var(--nf-t3); }
.nf-input:focus {
    border-color: var(--nf-forge2);
    box-shadow: 0 0 0 3px rgba(251,191,36,.18);
}

/* Select */
.nf-select-wrap { position: relative; }
.nf-select-wrap::after {
    content: '▾';
    position: absolute;
    right: .85rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--nf-t3);
    font-size: .65rem;
    pointer-events: none;
}
.nf-select {
    width: 100%;
    appearance: none;
    -webkit-appearance: none;
    background: var(--nf-s1);
    border: 1px solid var(--nf-border);
    border-radius: var(--nf-r-sm);
    color: var(--nf-t1);
    font-family: var(--nf-sans);
    font-size: .88rem;
    padding: .75rem 2.2rem .75rem 1rem;
    outline: none;
    cursor: pointer;
    transition: border-color var(--nf-tr);
}
.nf-select:focus { border-color: var(--nf-forge2); }
.nf-select option { background: var(--nf-s2); color: var(--nf-t1); }

/* ── Buttons ──────────────────────────────────────────────── */
.nf-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: .4rem;
    border: none;
    border-radius: var(--nf-r-sm);
    cursor: pointer;
    font-family: var(--nf-sans);
    font-weight: 700;
    font-size: .95rem;
    padding: .75rem 1.5rem;
    text-decoration: none;
    transition: transform .1s, box-shadow .15s, background .15s, border-color .15s;
    user-select: none;
}
.nf-btn:active { transform: scale(.97); }

.nf-btn--primary {
    background: var(--nf-forge);
    color: #0a0a0f;
    box-shadow: 0 0 20px rgba(251,191,36,.28);
}
.nf-btn--primary:hover {
    background: #fcd34d;
    box-shadow: 0 0 32px rgba(251,191,36,.45);
    color: #0a0a0f;
}

.nf-btn--ghost {
    background: transparent;
    border: 1px solid var(--nf-border);
    color: var(--nf-t2);
}
.nf-btn--ghost:hover { border-color: rgba(251,191,36,.4); color: var(--nf-t1); }

.nf-btn--sm { font-size: .78rem; padding: .45rem .9rem; }

/* Generate button full-width */
.nf-gen-btn { width: 100%; max-width: 320px; padding: .9rem 2rem; font-size: 1rem; }
.nf-gen-btn:disabled { opacity: .5; cursor: not-allowed; }

.nf-action__note { font-size: .78rem; color: var(--nf-t3); margin: 0; text-align: center; }
.nf-action__note a { color: var(--nf-forge); text-decoration: none; }

/* Spinner */
.nf-spinner {
    width: 14px;
    height: 14px;
    border: 2px solid rgba(10,10,15,.3);
    border-top-color: #0a0a0f;
    border-radius: 50%;
    animation: nfSpin .7s linear infinite;
    display: inline-block;
    vertical-align: middle;
}
@keyframes nfSpin { to { transform: rotate(360deg); } }

/* ── Results ──────────────────────────────────────────────── */
.nf-results {
    max-width: 780px;
    margin: 2rem auto 0;
    padding: 0 1.5rem;
    animation: nfFadeUp .3s ease;
}
@keyframes nfFadeUp {
    from { opacity: 0; transform: translateY(10px); }
    to   { opacity: 1; transform: translateY(0); }
}
.nf-results__bar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: .9rem;
    flex-wrap: wrap;
    gap: .5rem;
}
.nf-results__title { font-size: .9rem; font-weight: 700; }
.nf-results__actions { display: flex; gap: .45rem; }

/* List output */
.nf-output--list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    gap: .55rem;
}
.nf-name-card {
    background: var(--nf-s1);
    border: 1px solid var(--nf-border);
    border-radius: var(--nf-r-sm);
    padding: .7rem .9rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: .4rem;
    transition: border-color var(--nf-tr), transform var(--nf-tr);
    animation: nfCardIn .22s ease both;
}
.nf-name-card:hover { border-color: rgba(251,191,36,.3); transform: translateY(-2px); }
@keyframes nfCardIn {
    from { opacity: 0; transform: scale(.93); }
    to   { opacity: 1; transform: scale(1); }
}
.nf-name-card__text {
    font-family: var(--nf-mono);
    font-size: .88rem;
    flex: 1;
    word-break: break-all;
    color: var(--nf-t1);
}
.nf-name-card__btns { display: flex; gap: .25rem; flex-shrink: 0; }

/* Text output */
.nf-output--text {
    background: var(--nf-s1);
    border: 1px solid var(--nf-border);
    border-radius: var(--nf-r);
    padding: 1.25rem 1.5rem;
    font-size: .95rem;
    line-height: 1.7;
    color: var(--nf-t1);
    white-space: pre-wrap;
    animation: nfFadeUp .3s ease;
}

/* Icon buttons */
.nf-icon-btn {
    background: transparent;
    border: 1px solid transparent;
    border-radius: 5px;
    color: var(--nf-t3);
    cursor: pointer;
    padding: .28rem .35rem;
    line-height: 1;
    font-size: .75rem;
    transition: color var(--nf-tr), border-color var(--nf-tr), background var(--nf-tr);
    display: inline-flex;
    align-items: center;
}
.nf-icon-btn:hover { color: var(--nf-forge); border-color: rgba(251,191,36,.25); background: rgba(251,191,36,.06); }
.nf-icon-btn.nf--saved { color: var(--nf-forge); }

/* ── Error ────────────────────────────────────────────────── */
.nf-error-box {
    max-width: 780px;
    margin: 1.5rem auto 0;
    padding: 1rem 1.25rem;
    background: rgba(248,113,113,.1);
    border: 1px solid rgba(248,113,113,.3);
    border-radius: var(--nf-r-sm);
    color: var(--nf-danger);
    font-size: .88rem;
    text-align: center;
}

/* ── Upgrade gate ─────────────────────────────────────────── */
.nf-gate {
    max-width: 780px;
    margin: 2rem auto 0;
    padding: 0 1.5rem;
}
.nf-gate {
    background: var(--nf-s1);
    border: 1px solid var(--nf-glow);
    border-radius: var(--nf-r);
    padding: 2.5rem 1.5rem;
    text-align: center;
    box-shadow: 0 0 28px rgba(251,191,36,.15);
}
.nf-gate__icon { font-size: 2.2rem; display: block; margin-bottom: .8rem; filter: drop-shadow(0 0 10px var(--nf-forge)); }
.nf-gate__title { font-size: 1.25rem; font-weight: 800; margin: 0 0 .5rem; }
.nf-gate__sub { color: var(--nf-t2); font-size: .9rem; margin: 0 0 1.25rem; }
.nf-gate__btns { display: flex; gap: .7rem; justify-content: center; flex-wrap: wrap; }

/* ── Toast ────────────────────────────────────────────────── */
.nf-toast-container {
    position: fixed;
    bottom: 1.25rem;
    right: 1.25rem;
    z-index: 9999;
    display: flex;
    flex-direction: column;
    gap: .4rem;
    align-items: flex-end;
    pointer-events: none;
}
.nf-toast {
    background: var(--nf-s3);
    border: 1px solid var(--nf-border);
    border-radius: var(--nf-r-sm);
    padding: .6rem 1.1rem;
    font-size: .82rem;
    color: var(--nf-t1);
    box-shadow: 0 4px 20px rgba(0,0,0,.5);
    animation: nfToastIn .22s ease;
    pointer-events: auto;
    max-width: 260px;
}
.nf-toast--success { border-color: rgba(52,211,153,.4); color: var(--nf-mint); }
.nf-toast--error   { border-color: rgba(248,113,113,.4); color: var(--nf-danger); }
@keyframes nfToastIn {
    from { opacity: 0; transform: translateY(6px); }
    to   { opacity: 1; transform: translateY(0); }
}

/* ── Hub ──────────────────────────────────────────────────── */
.nf-hub {
    background: var(--nf-bg);
    padding: 3rem 2rem 5rem;
    font-family: var(--nf-sans);
}
.nf-hub__header {
    text-align: center;
    margin-bottom: 3rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: .75rem;
}
.nf-hub__title {
    font-size: clamp(1.8rem, 4vw, 2.8rem);
    font-weight: 800;
    letter-spacing: -.04em;
    margin: 0;
    color: var(--nf-t1);
}
.nf-hub__sub { color: var(--nf-t2); margin: 0; font-size: .95rem; }

.nf-hub__balance {
    display: flex;
    align-items: center;
    gap: .5rem;
    background: var(--nf-s1);
    border: 1px solid var(--nf-glow);
    border-radius: var(--nf-r-pill);
    padding: .55rem 1.25rem;
}
.nf-hub__balance-num { font-weight: 800; font-size: 1.05rem; color: var(--nf-forge); }
.nf-hub__balance-label { color: var(--nf-t2); font-size: .82rem; }

.nf-hub__guest-note {
    color: var(--nf-t2);
    font-size: .85rem;
    background: var(--nf-s1);
    border: 1px solid var(--nf-border);
    border-radius: var(--nf-r-pill);
    padding: .45rem 1.1rem;
}

.nf-hub__grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 1rem;
    max-width: 1000px;
    margin: 0 auto;
}

.nf-tool-card {
    background: var(--nf-s1);
    border: 1px solid var(--nf-border);
    border-radius: var(--nf-r);
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    gap: .9rem;
    text-decoration: none;
    color: inherit;
    transition: border-color .2s, transform .2s, box-shadow .2s;
}
.nf-tool-card:hover {
    border-color: rgba(251,191,36,.35);
    transform: translateY(-4px);
    box-shadow: 0 8px 32px rgba(0,0,0,.4);
}
.nf-tool-card__icon {
    width: 48px;
    height: 48px;
    background: var(--nf-s2);
    border: 1px solid var(--nf-border);
    border-radius: var(--nf-r-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--nf-forge);
}
.nf-tool-card__body { flex: 1; }
.nf-tool-card__title {
    font-size: 1rem;
    font-weight: 700;
    margin: 0 0 .35rem;
    color: var(--nf-t1);
}
.nf-tool-card__desc {
    font-size: .84rem;
    color: var(--nf-t2);
    margin: 0;
    line-height: 1.5;
}
.nf-tool-card__footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-top: 1px solid var(--nf-border);
    padding-top: .8rem;
}
.nf-tool-card__cost { font-size: .78rem; color: var(--nf-forge); font-weight: 600; }
.nf-tool-card__arrow { color: var(--nf-t3); transition: color .15s, transform .15s; }
.nf-tool-card:hover .nf-tool-card__arrow { color: var(--nf-forge); transform: translateX(4px); }

/* ── Account page ─────────────────────────────────────────── */
.nf-account { font-family: var(--nf-sans); padding: 1.5rem 0; }

.nf-account__balance-row {
    display: flex;
    gap: 1.5rem;
    align-items: flex-start;
    flex-wrap: wrap;
    margin-bottom: 2rem;
}
.nf-balance-card {
    background: var(--nf-s1);
    border: 1px solid var(--nf-glow);
    border-radius: var(--nf-r);
    padding: 1.75rem;
    text-align: center;
    min-width: 170px;
    box-shadow: 0 0 24px rgba(251,191,36,.12);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: .3rem;
}
.nf-balance-card__icon { font-size: 1.6rem; }
.nf-balance-card__num  { font-size: 2.6rem; font-weight: 800; letter-spacing: -.04em; color: var(--nf-forge); }
.nf-balance-card__label { font-size: .78rem; color: var(--nf-t2); text-transform: uppercase; letter-spacing: .06em; }

.nf-balance-meta { display: flex; gap: 1.5rem; align-items: center; flex-wrap: wrap; }
.nf-balance-meta__item { text-align: center; }
.nf-balance-meta__num  { display: block; font-size: 1.5rem; font-weight: 800; color: var(--nf-t1); }
.nf-balance-meta__lbl  { font-size: .74rem; color: var(--nf-t3); text-transform: uppercase; letter-spacing: .05em; }

.nf-account__section { margin-bottom: 1.75rem; }
.nf-account__section-title {
    font-size: .8rem;
    font-weight: 700;
    letter-spacing: .06em;
    text-transform: uppercase;
    color: var(--nf-t2);
    margin: 0 0 .8rem;
    border-bottom: 1px solid var(--nf-border);
    padding-bottom: .5rem;
}

.nf-fav-grid { display: flex; flex-wrap: wrap; gap: .5rem; }
.nf-fav-chip {
    display: inline-flex;
    align-items: center;
    gap: .45rem;
    background: var(--nf-s2);
    border: 1px solid var(--nf-border);
    border-radius: var(--nf-r-pill);
    padding: .3rem .8rem;
    font-family: var(--nf-mono);
    font-size: .84rem;
    color: var(--nf-t1);
}
.nf-fav-chip__copy {
    background: none;
    border: none;
    color: var(--nf-t3);
    font-size: .7rem;
    cursor: pointer;
    padding: 0;
    font-family: var(--nf-sans);
    transition: color var(--nf-tr);
}
.nf-fav-chip__copy:hover { color: var(--nf-forge); }

.nf-history-table { width: 100%; border-collapse: collapse; font-size: .86rem; }
.nf-history-table th,
.nf-history-table td { padding: .6rem .75rem; text-align: left; border-bottom: 1px solid var(--nf-border); }
.nf-history-table th { color: var(--nf-t3); font-weight: 600; font-size: .74rem; text-transform: uppercase; letter-spacing: .05em; }
.nf-history-table td { color: var(--nf-t2); }
.nf-history-table__amount { font-family: var(--nf-mono); font-weight: 700; }
.nf-history-table__amount.nf--positive { color: var(--nf-mint); }
.nf-history-table__amount.nf--negative { color: var(--nf-danger); }

/* ── Cart badge ───────────────────────────────────────────── */
.nf-cart-credits {
    font-size: .78em;
    color: var(--nf-forge);
    background: rgba(251,191,36,.1);
    border-radius: 4px;
    padding: .1em .4em;
    margin-left: .35em;
}

/* ── Responsive ───────────────────────────────────────────── */
@media (max-width: 600px) {
    .nf-header { padding: 1rem 1.1rem; }
    .nf-hero   { padding: 2rem 1.1rem 1.5rem; }
    .nf-form   { padding: 0 1.1rem; grid-template-columns: 1fr; }
    .nf-results { padding: 0 1.1rem; }
    .nf-output--list { grid-template-columns: 1fr; }
    .nf-hub    { padding: 2rem 1.1rem 3rem; }
    .nf-hub__grid { grid-template-columns: 1fr; }
    .nf-gate   { padding: 1.75rem 1.1rem; }
}