/* ============================================
   ASTRO LAB
   Advanced optics & imaging tools
   ============================================ */

.astro-lab-hero,
.astro-lab-tool-hero {
    position: relative;
    overflow: hidden;
    color: #fff;
    background:
        radial-gradient(circle at 12% 18%, rgba(100, 103, 255, .34), transparent 22rem),
        radial-gradient(circle at 84% 52%, rgba(51, 211, 183, .18), transparent 25rem),
        linear-gradient(135deg, #070f22 0%, #142654 52%, #123d53 100%);
}

.astro-lab-hero::before,
.astro-lab-tool-hero::before {
    position: absolute;
    inset: 0;
    content: '';
    opacity: .55;
    pointer-events: none;
    background-image:
        radial-gradient(circle, rgba(255,255,255,.92) 0 1px, transparent 1.5px),
        radial-gradient(circle, rgba(165,203,255,.65) 0 1px, transparent 1.5px);
    background-position: 0 0, 43px 28px;
    background-size: 87px 87px, 131px 131px;
}

.astro-lab-hero .container,
.astro-lab-tool-hero .container {
    position: relative;
    z-index: 1;
}

.astro-lab-hero-grid,
.astro-lab-tool-hero-grid {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(280px, .48fr);
    gap: clamp(2rem, 5vw, 5rem);
    align-items: center;
}

.astro-lab-hero-grid {
    min-height: 475px;
    padding: clamp(3.5rem, 7vw, 6rem) 0;
}

.astro-lab-hero-copy {
    max-width: 760px;
}

.astro-lab-hero h1,
.astro-lab-tool-hero h1 {
    margin: .6rem 0 .85rem;
    color: #fff;
    font-family: 'Space Grotesk', var(--font-main);
    font-size: clamp(2.7rem, 6vw, 4.8rem);
    letter-spacing: -.05em;
}

.astro-lab-tool-hero h1 {
    font-size: clamp(2.35rem, 5vw, 4rem);
}

.astro-lab-hero p,
.astro-lab-tool-hero p {
    max-width: 760px;
    margin-bottom: 0;
    color: rgba(232, 240, 255, .78);
    font-size: clamp(1rem, 2vw, 1.18rem);
}

.astro-lab-hero-links {
    display: flex;
    flex-wrap: wrap;
    gap: .75rem;
    margin-top: 1.7rem;
}

.astro-lab-hero-links .btn {
    display: inline-flex;
    align-items: center;
    gap: .5rem;
    border-radius: .75rem;
    font-weight: 750;
}

.astro-lab-orbit {
    position: relative;
    width: min(100%, 360px);
    aspect-ratio: 1;
    margin-inline: auto;
}

.orbit-ring {
    position: absolute;
    inset: 15%;
    border: 1px solid rgba(173, 207, 255, .25);
    border-radius: 50%;
}

.orbit-ring-two {
    inset: 31%;
    border-color: rgba(91, 223, 197, .32);
}

.orbit-core,
.orbit-node {
    position: absolute;
    display: grid;
    place-items: center;
    border-radius: 50%;
    color: #fff;
    box-shadow: 0 18px 55px rgba(0, 0, 0, .28);
}

.orbit-core {
    inset: 50% auto auto 50%;
    width: 92px;
    height: 92px;
    transform: translate(-50%, -50%);
    font-size: 2rem;
    background: linear-gradient(135deg, #6679ff, #3751b8);
}

.orbit-node {
    width: 52px;
    height: 52px;
    font-size: 1.05rem;
    background: rgba(12, 31, 62, .96);
    border: 1px solid rgba(181, 211, 255, .28);
}

.orbit-node-one { top: 10%; left: 52%; }
.orbit-node-two { bottom: 13%; left: 19%; }
.orbit-node-three { right: 7%; bottom: 28%; }

.astro-lab-section,
.astro-lab-tool-section {
    padding: clamp(3rem, 7vw, 5.5rem) 0;
    background:
        radial-gradient(circle at 7% 8%, rgba(95, 107, 229, .08), transparent 22rem),
        radial-gradient(circle at 96% 54%, rgba(30, 157, 147, .07), transparent 26rem),
        linear-gradient(180deg, #f7faff 0%, #f2f6fb 100%);
}

.astro-lab-section-title {
    max-width: 820px;
    margin-left: 0;
    margin-right: 0;
    text-align: left;
}

.astro-lab-section-title::before { margin-left: 0; }
.astro-lab-section-title p { margin-left: 0; }

.astro-lab-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1.25rem;
}

.astro-lab-card {
    position: relative;
    display: flex;
    min-height: 300px;
    flex-direction: column;
    padding: clamp(1.5rem, 3vw, 2rem);
    overflow: hidden;
    border: 1px solid #dfe7f3;
    border-radius: 1.2rem;
    color: var(--color-text);
    background: rgba(255, 255, 255, .92);
    box-shadow: 0 16px 42px rgba(22, 42, 82, .07);
}

.astro-lab-card::after {
    position: absolute;
    right: -48px;
    bottom: -60px;
    width: 160px;
    height: 160px;
    border: 1px solid rgba(98, 111, 218, .11);
    border-radius: 50%;
    content: '';
    box-shadow: 0 0 0 28px rgba(98, 111, 218, .035), 0 0 0 56px rgba(98, 111, 218, .02);
}

.astro-lab-card-live {
    border-color: #b9c6ef;
    background:
        linear-gradient(135deg, rgba(245, 247, 255, .98), rgba(244, 255, 252, .95));
    transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
}

.astro-lab-card-live:hover {
    color: var(--color-text);
    text-decoration: none;
    transform: translateY(-5px);
    border-color: #8395df;
    box-shadow: 0 24px 55px rgba(28, 53, 112, .13);
}

.astro-lab-card-icon {
    position: relative;
    z-index: 1;
    display: grid;
    width: 3.25rem;
    height: 3.25rem;
    place-items: center;
    border-radius: 1rem;
    color: #fff;
    font-size: 1.25rem;
    background: linear-gradient(135deg, #6678f1, #334fb1);
    box-shadow: 0 12px 26px rgba(61, 82, 180, .22);
}

.astro-lab-card:nth-child(3) .astro-lab-card-icon { background: linear-gradient(135deg, #2b9caf, #28628d); }
.astro-lab-card:nth-child(4) .astro-lab-card-icon { background: linear-gradient(135deg, #8063d8, #4d3a9d); }
.astro-lab-card:nth-child(5) .astro-lab-card-icon { background: linear-gradient(135deg, #288f82, #1e5b63); }

.astro-lab-card-number {
    position: absolute;
    top: 1.4rem;
    right: 1.5rem;
    color: #d6ddeb;
    font-family: 'Space Grotesk', var(--font-main);
    font-size: 2rem;
    font-weight: 700;
}

.astro-lab-status {
    position: relative;
    z-index: 1;
    align-self: flex-start;
    margin-top: 1.25rem;
    padding: .28rem .6rem;
    border-radius: 999px;
    color: #68758c;
    background: #eef2f7;
    font-size: .68rem;
    font-weight: 800;
    letter-spacing: .03em;
    text-transform: uppercase;
}

.astro-lab-status-live {
    color: #176a4c;
    background: #ddf8eb;
}

.astro-lab-card h2 {
    position: relative;
    z-index: 1;
    margin: 1rem 0 .65rem;
    font-family: 'Space Grotesk', var(--font-main);
    font-size: clamp(1.35rem, 2.8vw, 1.9rem);
    letter-spacing: -.025em;
}

.astro-lab-card p {
    position: relative;
    z-index: 1;
    color: #68778d;
}

.astro-lab-card-action {
    position: relative;
    z-index: 1;
    display: inline-flex;
    align-items: center;
    gap: .55rem;
    margin-top: auto;
    color: #3e56bd;
    font-weight: 800;
}

.astro-lab-card-action i { transition: transform .2s ease; }
.astro-lab-card-live:hover .astro-lab-card-action i { transform: translateX(4px); }

.astro-lab-note {
    display: flex;
    gap: 1rem;
    align-items: flex-start;
    margin-top: 2rem;
    padding: 1.2rem 1.35rem;
    border: 1px solid #dbe5f2;
    border-radius: 1rem;
    color: #53657e;
    background: rgba(255,255,255,.75);
}

.astro-lab-note > i {
    margin-top: .2rem;
    color: #5167ce;
    font-size: 1.15rem;
}

.astro-lab-note strong { color: #263851; }
.astro-lab-note p { margin: .2rem 0 0; }

/* Tool page */
.astro-lab-tool-hero .tools-back-link {
    position: relative;
    z-index: 2;
}

.astro-lab-tool-hero-grid {
    min-height: 365px;
    padding: 1.2rem 0 clamp(3.3rem, 6vw, 5.2rem);
}

.optical-train-mini {
    position: relative;
    min-height: 220px;
    border: 1px solid rgba(181, 209, 255, .18);
    border-radius: 1.25rem;
    background: rgba(6, 18, 39, .45);
    box-shadow: inset 0 0 55px rgba(91, 115, 235, .09);
}

.mini-scope,
.mini-optic,
.mini-focus {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
}

.mini-scope {
    left: 9%;
    color: #dbe7fb;
    font-size: 2.2rem;
}

.mini-optic {
    left: 49%;
    display: grid;
    width: 44px;
    height: 74px;
    place-items: center;
    border: 2px solid #f0bb55;
    border-radius: 45%;
    color: #ffe5ad;
    background: rgba(240, 187, 85, .12);
    font-size: .72rem;
    font-weight: 800;
}

.mini-focus {
    right: 11%;
    width: 11px;
    height: 11px;
    border-radius: 50%;
    background: #9ddcff;
    box-shadow: 0 0 22px rgba(126, 210, 255, .85);
}

.mini-ray {
    position: absolute;
    left: 21%;
    right: 12%;
    top: 50%;
    height: 1px;
    transform-origin: right center;
    background: linear-gradient(90deg, rgba(139, 213, 255, .1), rgba(139, 213, 255, .9));
}

.mini-ray-one { transform: rotate(12deg); }
.mini-ray-two { transform: rotate(-12deg); }

.lab-calculator-layout {
    display: grid;
    grid-template-columns: minmax(0, 1.06fr) minmax(380px, .94fr);
    gap: 1.4rem;
    align-items: start;
}

.lab-input-column {
    display: grid;
    gap: 1.15rem;
}

.lab-panel,
.lab-results-panel {
    border: 1px solid #dce6f2;
    border-radius: 1.2rem;
    background: rgba(255,255,255,.96);
    box-shadow: 0 15px 40px rgba(23, 43, 81, .065);
}

.lab-panel { padding: clamp(1.25rem, 2.4vw, 1.7rem); }

.lab-panel-heading {
    display: flex;
    gap: .85rem;
    align-items: flex-start;
    margin-bottom: 1.25rem;
}

.lab-panel-icon {
    display: grid;
    width: 2.7rem;
    height: 2.7rem;
    flex: 0 0 auto;
    place-items: center;
    border-radius: .8rem;
    color: #fff;
    background: linear-gradient(135deg, #6578ed, #3b51ae);
}

.lab-panel-heading h2 {
    margin: 0 0 .2rem;
    font-family: 'Space Grotesk', var(--font-main);
    font-size: 1.25rem;
    letter-spacing: -.02em;
}

.lab-panel-heading p {
    margin: 0;
    color: #718096;
    font-size: .9rem;
}

.lab-field-grid {
    display: grid;
    gap: 1rem;
}

.lab-field-grid-two { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.lab-field-grid-three { grid-template-columns: repeat(3, minmax(0, 1fr)); }

.lab-field-grid label {
    margin-bottom: .4rem;
    color: #34455c;
    font-size: .83rem;
    font-weight: 750;
}

.lab-input {
    min-height: 46px;
    border-color: #d6e0ed;
    border-radius: .7rem;
    color: #22344b;
    background: #fbfdff;
}

.lab-input:focus {
    border-color: #7187df;
    box-shadow: 0 0 0 .2rem rgba(88, 107, 209, .12);
}

.scope-native-summary {
    display: grid;
    grid-template-columns: 1fr auto 1fr auto;
    gap: .5rem .9rem;
    align-items: center;
    margin-top: 1rem;
    padding: .85rem 1rem;
    border-radius: .8rem;
    color: #64748a;
    background: #f4f7fb;
    font-size: .8rem;
}

.scope-native-summary strong {
    color: #24364f;
    font-size: .95rem;
}

.lab-mode-toggle {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: .5rem;
    padding: .35rem;
    border: 1px solid #dce5f1;
    border-radius: .9rem;
    background: #f3f6fb;
}

.lab-mode-button {
    display: flex;
    min-height: 48px;
    align-items: center;
    justify-content: center;
    gap: .55rem;
    border: 0;
    border-radius: .7rem;
    color: #607087;
    background: transparent;
    font-weight: 800;
    cursor: pointer;
    transition: all .18s ease;
}

.lab-mode-button:hover { color: #33445e; }

.lab-mode-button.active {
    color: #fff;
    background: linear-gradient(135deg, #596dd7, #344dad);
    box-shadow: 0 8px 20px rgba(54, 73, 165, .22);
}

.lab-mode-fields { margin-top: 1rem; }

.camera-preset-row {
    display: flex;
    flex-wrap: wrap;
    gap: .45rem;
    align-items: center;
    margin-top: .9rem;
    color: #758397;
    font-size: .75rem;
}

.camera-preset {
    border: 1px solid #d6dfec;
    border-radius: 999px;
    padding: .28rem .58rem;
    color: #4a5e79;
    background: #f8faff;
    font-size: .72rem;
    font-weight: 700;
    cursor: pointer;
}

.camera-preset:hover {
    border-color: #aebde1;
    color: #334d9a;
    background: #f2f5ff;
}

.lab-results-column {
    position: sticky;
    top: 84px;
}

.lab-results-panel {
    overflow: hidden;
    padding: clamp(1.25rem, 2.6vw, 1.7rem);
}

.lab-results-heading {
    display: flex;
    gap: 1rem;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 1rem;
}

.lab-results-kicker {
    display: block;
    margin-bottom: .18rem;
    color: #78869a;
    font-size: .7rem;
    font-weight: 800;
    letter-spacing: .05em;
    text-transform: uppercase;
}

.lab-results-heading h2 {
    margin: 0;
    font-family: 'Space Grotesk', var(--font-main);
    font-size: 1.4rem;
    letter-spacing: -.025em;
}

.lab-result-badge {
    display: inline-flex;
    align-items: center;
    gap: .4rem;
    padding: .35rem .65rem;
    border-radius: 999px;
    color: #4054a3;
    background: #edf1ff;
    font-size: .72rem;
    font-weight: 800;
}

.lab-primary-results,
.lab-secondary-results {
    display: grid;
    gap: .65rem;
}

.lab-primary-results { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.lab-secondary-results { grid-template-columns: repeat(2, minmax(0, 1fr)); margin-top: .8rem; }

.lab-primary-result,
.lab-secondary-results > div {
    min-width: 0;
    padding: .85rem .9rem;
    border: 1px solid #e2e9f2;
    border-radius: .85rem;
    background: #f8fafd;
}

.lab-primary-result-accent {
    border-color: #cbd5fb;
    background: linear-gradient(135deg, #f1f3ff, #f3fbff);
}

.lab-primary-result span,
.lab-secondary-results span {
    display: block;
    margin-bottom: .25rem;
    color: #7b8799;
    font-size: .69rem;
    font-weight: 750;
    letter-spacing: .02em;
    text-transform: uppercase;
}

.lab-primary-result strong,
.lab-secondary-results strong {
    display: block;
    color: #25364e;
    font-family: 'Space Grotesk', var(--font-main);
    font-size: 1.25rem;
    line-height: 1.15;
}

.lab-primary-result small {
    display: block;
    margin-top: .3rem;
    color: #8793a4;
    font-size: .65rem;
    line-height: 1.35;
}

.lab-canvas-wrap {
    margin-top: 1rem;
    overflow: hidden;
    border: 1px solid #213858;
    border-radius: 1rem;
    background: #071225;
}

#optics-canvas {
    display: block;
    width: 100%;
    height: auto;
    min-height: 260px;
}

.lab-canvas-caption {
    padding: .65rem .85rem;
    border-top: 1px solid rgba(154, 191, 235, .14);
    color: #a9bad2;
    background: #0a182d;
    font-size: .68rem;
    line-height: 1.45;
}

.lab-guidance {
    display: grid;
    gap: .55rem;
    margin: .9rem 0;
}

.lab-guidance-item {
    display: flex;
    gap: .65rem;
    align-items: flex-start;
    padding: .75rem .8rem;
    border: 1px solid #dfe7f2;
    border-radius: .8rem;
    color: #586a82;
    background: #f8fafd;
    font-size: .78rem;
    line-height: 1.5;
}

.lab-guidance-item i { margin-top: .2rem; color: #6276cb; }
.lab-guidance-success { border-color: #cfeadd; background: #f2fbf6; }
.lab-guidance-success i { color: #27926a; }
.lab-guidance-warning { border-color: #f0dcc1; background: #fff9ef; }
.lab-guidance-warning i { color: #d18327; }
.lab-guidance-info { border-color: #d8e4f3; background: #f5f9fd; }

.lab-explainer { margin-top: clamp(3rem, 6vw, 4.8rem); }

.lab-explainer-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 1rem;
}

.lab-explainer-grid article {
    padding: 1.25rem;
    border: 1px solid #dde6f1;
    border-radius: 1rem;
    background: rgba(255,255,255,.82);
}

.lab-explainer-grid article > i {
    margin-bottom: .8rem;
    color: #5368cd;
    font-size: 1.2rem;
}

.lab-explainer-grid h3 {
    margin-bottom: .5rem;
    font-family: 'Space Grotesk', var(--font-main);
    font-size: 1rem;
}

.lab-explainer-grid p {
    margin: 0;
    color: #6f7f94;
    font-size: .8rem;
}

.lab-disclaimer { margin-top: 1rem; }

@media (max-width: 1100px) {
    .astro-lab-hero-grid,
    .astro-lab-tool-hero-grid {
        grid-template-columns: minmax(0, 1fr) minmax(220px, .38fr);
    }

    .lab-calculator-layout {
        grid-template-columns: 1fr;
    }

    .lab-results-column { position: static; }
    .lab-explainer-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 767px) {
    .astro-lab-hero-grid,
    .astro-lab-tool-hero-grid {
        grid-template-columns: 1fr;
    }

    .astro-lab-hero-grid { min-height: 0; }
    .astro-lab-orbit,
    .optical-train-mini { display: none; }

    .astro-lab-grid,
    .lab-primary-results,
    .lab-secondary-results,
    .lab-field-grid-two,
    .lab-field-grid-three,
    .lab-explainer-grid {
        grid-template-columns: 1fr;
    }

    .astro-lab-card { min-height: 280px; }
    .scope-native-summary { grid-template-columns: 1fr auto; }
    .lab-panel-heading-mode { margin-bottom: 1rem; }
    .lab-results-heading { align-items: flex-start; }
    #optics-canvas { min-height: 230px; }
}

@media (max-width: 480px) {
    .astro-lab-hero-links { flex-direction: column; }
    .astro-lab-hero-links .btn { justify-content: center; }
    .lab-mode-button { font-size: .82rem; }
    .lab-results-panel,
    .lab-panel { border-radius: 1rem; }
}