/* =====================================================================
   AumNamah Radioanalytical Lab — Global Responsive Overrides
   Loaded last so it can defeat Tailwind play CDN's runtime-injected styles.
   Scope: site-wide, no per-page edits required.
   ===================================================================== */

/* ----- Universal hardening (all viewports) ----- */
html {
    -webkit-text-size-adjust: 100%;
    text-size-adjust: 100%;
    scroll-behavior: smooth;
}

html, body {
    overflow-x: hidden;          /* defensive: prevents stray fixed-width children from causing horizontal scroll */
    max-width: 100%;
}

img, video, svg, canvas, picture {
    max-width: 100%;
    height: auto;
}

img {
    /* prevent broken-image alt text from blowing the layout */
    display: block;
}

a, button {
    -webkit-tap-highlight-color: rgba(0, 74, 198, 0.18);
}

/* Long URLs / words shouldn't overflow */
p, li, dd, dt, span, td, th, blockquote {
    word-wrap: break-word;
    overflow-wrap: anywhere;
}

/* Tables overflow horizontally instead of breaking layout */
table {
    display: block;
    max-width: 100%;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}

/* Code blocks and pre on mobile */
pre, code {
    max-width: 100%;
    overflow-x: auto;
}

/* Inputs: 16px font prevents iOS auto-zoom; ensure they shrink with container */
input, textarea, select {
    max-width: 100%;
    font-size: 16px !important;
}

/* Fix iOS Safari "fixed" parallax — it doesn't honour fixed attachment and
   often causes severe scroll jank. Use scroll attachment on touch devices. */
@supports (-webkit-touch-callout: none) {
    .hero-parallax {
        background-attachment: scroll !important;
    }
}

@media (hover: none) and (pointer: coarse) {
    .hero-parallax {
        background-attachment: scroll !important;
    }
}

/* =====================================================================
   Tablet & below (≤ 1024px)
   ===================================================================== */
@media (max-width: 1024px) {
    .hero-parallax {
        background-attachment: scroll !important;
    }

    /* Disable expensive backdrop-filter on lower-power devices to avoid jank */
    .glass-panel {
        backdrop-filter: blur(8px) !important;
        -webkit-backdrop-filter: blur(8px) !important;
    }
}

/* =====================================================================
   Tablet (≤ 768px) — softer container padding, smaller hero heights
   ===================================================================== */
@media (max-width: 768px) {

    /* Section vertical breathing room */
    .py-section-padding {
        padding-top: 64px !important;
        padding-bottom: 64px !important;
    }

    .pt-section-padding { padding-top: 64px !important; }
    .pb-section-padding { padding-bottom: 64px !important; }

    /* Tighten oversized fixed min-heights used on heroes & cards */
    .min-h-\[600px\] { min-height: 480px !important; }
    .min-h-\[500px\] { min-height: 380px !important; }
    .min-h-\[450px\] { min-height: 340px !important; }
    .min-h-\[400px\] { min-height: 320px !important; }

    /* Headlines that ship without the responsive switcher */
    .text-headline-xl {
        font-size: 40px !important;
        line-height: 48px !important;
        letter-spacing: -0.01em !important;
    }

    .text-headline-lg {
        font-size: 32px !important;
        line-height: 40px !important;
    }

    .text-headline-md {
        font-size: 22px !important;
        line-height: 30px !important;
    }

    /* Section gutters */
    .gap-gutter { gap: 24px !important; }
    .gap-card-gap { gap: 20px !important; }

    /* Footer columns — make them stack cleaner */
    footer .grid {
        gap: 32px !important;
    }
}

/* =====================================================================
   Mobile (≤ 640px)
   ===================================================================== */
@media (max-width: 640px) {

    /* Site-wide horizontal padding: was 32px, now 16px */
    .px-8  { padding-left: 16px !important; padding-right: 16px !important; }
    .px-6  { padding-left: 14px !important; padding-right: 14px !important; }

    /* Hero / section vertical padding compression */
    .py-section-padding {
        padding-top: 48px !important;
        padding-bottom: 48px !important;
    }

    .pt-16 { padding-top: 32px !important; }
    .pb-16 { padding-bottom: 32px !important; }
    .pt-20 { padding-top: 40px !important; }
    .pb-20 { padding-bottom: 40px !important; }

    /* Headlines */
    .text-headline-xl {
        font-size: 32px !important;
        line-height: 38px !important;
    }

    .text-headline-lg {
        font-size: 26px !important;
        line-height: 34px !important;
    }

    /* Card / grid card heights — let content drive height */
    .min-h-\[600px\] { min-height: 420px !important; }
    .min-h-\[500px\] { min-height: 340px !important; }
    .min-h-\[450px\] { min-height: 300px !important; }
    .min-h-\[400px\] { min-height: 280px !important; }
    .min-h-\[350px\] { min-height: 240px !important; }

    /* Hero CTA stacks on phones */
    .hero-cta-row,
    section .flex.flex-row.gap-4 {
        flex-wrap: wrap;
    }

    /* Glass panel padding compression */
    .p-10 { padding: 24px !important; }
    .p-8  { padding: 20px !important; }
    .p-6  { padding: 16px !important; }

    /* Reduce gigantic letter-spacing on small headlines */
    h1, h2 {
        letter-spacing: -0.01em !important;
    }

    /* Footer copyright row stacking */
    footer .flex.justify-between {
        flex-direction: column;
        gap: 12px;
        text-align: center;
    }

    /* Ensure interactive targets are at least 44×44px (a11y) */
    a.text-on-surface-variant,
    a.text-cobalt-deep,
    button:not(.rl-chatbot__chip):not(.rl-chatbot__close):not(.rl-chatbot__send) {
        min-height: 40px;
    }
}

/* =====================================================================
   Small phones (≤ 380px) — extreme tightening
   ===================================================================== */
@media (max-width: 380px) {
    .px-8  { padding-left: 12px !important; padding-right: 12px !important; }
    .text-headline-xl {
        font-size: 28px !important;
        line-height: 34px !important;
    }
    .text-headline-lg { font-size: 22px !important; line-height: 30px !important; }
    .text-headline-md { font-size: 20px !important; line-height: 28px !important; }

    .text-body-lg { font-size: 16px !important; line-height: 24px !important; }
}

/* =====================================================================
   Header / navigation
   ===================================================================== */
@media (max-width: 768px) {
    /* Brand logo doesn't shrink the whole header; keep it at a usable size */
    header img {
        height: 36px !important;
    }

    /* CTA "Request Analysis" button next to hamburger — hide cleanly */
    header .hidden.md\:flex {
        display: none !important;
    }

    /* Hamburger button: bigger tap target, neat circle */
    header button.md\:hidden {
        width: 44px;
        height: 44px;
        border-radius: 9999px;
        display: inline-flex !important;
        align-items: center;
        justify-content: center;
        transition: background-color 200ms ease;
    }

    header button.md\:hidden:hover,
    header button.md\:hidden:active {
        background: rgba(0, 74, 198, 0.08);
    }

    /* Header padding compression */
    header > div,
    header .flex.justify-between {
        padding-top: 12px !important;
        padding-bottom: 12px !important;
    }
}

/* =====================================================================
   Forms — make inputs neat on touch
   ===================================================================== */
@media (max-width: 640px) {
    .form-input-clean,
    input[type="text"],
    input[type="email"],
    input[type="tel"],
    input[type="search"],
    input[type="url"],
    input[type="number"],
    textarea,
    select {
        font-size: 16px !important;       /* prevents iOS zoom on focus */
        padding: 12px 14px !important;
        border-radius: 10px;
    }

    label {
        margin-bottom: 6px;
    }

    button[type="submit"] {
        width: 100%;
        min-height: 48px;
    }

    form .grid.grid-cols-1.md\:grid-cols-2 {
        grid-template-columns: 1fr !important;
    }
}

/* =====================================================================
   Footer / copyright row
   ===================================================================== */
@media (max-width: 768px) {
    footer .grid.grid-cols-2,
    footer .grid.grid-cols-3,
    footer .grid.grid-cols-4 {
        grid-template-columns: repeat(2, minmax(0, 1fr)) !important;
    }

    footer h4 {
        font-size: 14px !important;
    }

    footer p, footer a, footer li {
        font-size: 14px !important;
    }
}

@media (max-width: 480px) {
    footer .grid.grid-cols-2,
    footer .grid.grid-cols-3,
    footer .grid.grid-cols-4 {
        grid-template-columns: 1fr !important;
        text-align: left;
    }
}

/* =====================================================================
   Animation / motion preferences
   ===================================================================== */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.001ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.001ms !important;
        scroll-behavior: auto !important;
    }
}

/* =====================================================================
   Utility: visible focus for keyboard users (a11y)
   ===================================================================== */
a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
    outline: 2px solid #004ac6;
    outline-offset: 2px;
    border-radius: 4px;
}

/* =====================================================================
   Print styles — clean PDF/print output
   ===================================================================== */
@media print {
    .rl-chatbot,
    .rl-preloader,
    header,
    footer,
    .glow-orb,
    .anim-orb,
    [data-anim],
    nav { display: none !important; }

    main { padding: 0 !important; }

    body {
        background: #fff !important;
        color: #000 !important;
    }

    a { color: #004ac6 !important; text-decoration: underline; }
    a[href^="http"]::after {
        content: " (" attr(href) ")";
        font-size: 0.85em;
        color: #555;
    }
}

/* =====================================================================
   Mobile navigation drawer (injected by mobile-nav.js)
   ===================================================================== */
.rl-mnav {
    position: fixed;
    inset: 0;
    z-index: 10000; /* above FABs (9999) and chatbot */
    pointer-events: none;
    visibility: hidden;
}

.rl-mnav[data-open="true"] {
    pointer-events: auto;
    visibility: visible;
}

.rl-mnav__backdrop {
    position: absolute;
    inset: 0;
    background: rgba(15, 23, 42, 0.55);
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
    opacity: 0;
    transition: opacity 250ms ease;
}

.rl-mnav[data-open="true"] .rl-mnav__backdrop {
    opacity: 1;
}

.rl-mnav__panel {
    position: absolute;
    top: 0; right: 0; bottom: 0;
    width: min(86vw, 320px);
    background: #ffffff;
    box-shadow: -16px 0 40px -12px rgba(15, 23, 42, 0.25);
    transform: translateX(100%);
    transition: transform 280ms cubic-bezier(0.2, 0.9, 0.3, 1.0);
    display: flex;
    flex-direction: column;
    padding: 20px 22px;
    overflow-y: auto;
}

.rl-mnav[data-open="true"] .rl-mnav__panel {
    transform: translateX(0);
}

.rl-mnav__head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 24px;
}

.rl-mnav__head img {
    height: 38px;
    width: auto;
    object-fit: contain;
}

.rl-mnav__close {
    width: 40px;
    height: 40px;
    border: none;
    background: transparent;
    color: #1e3a8a;
    border-radius: 9999px;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    transition: background-color 180ms ease, transform 180ms ease;
}

.rl-mnav__close:hover {
    background: rgba(0, 74, 198, 0.08);
    transform: rotate(90deg);
}

.rl-mnav__close .material-symbols-outlined { font-size: 24px; }

.rl-mnav__list {
    display: flex;
    flex-direction: column;
    gap: 2px;
    margin: 0;
    padding: 0;
    list-style: none;
}

.rl-mnav__link {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    padding: 14px 6px;
    border-bottom: 1px solid #eef0f6;
    color: #434655;
    font-family: 'Inter', system-ui, sans-serif;
    font-size: 15px;
    font-weight: 500;
    text-decoration: none;
    transition: color 180ms ease, padding-left 180ms ease;
}

.rl-mnav__link:hover {
    color: #004ac6;
    padding-left: 10px;
}

.rl-mnav__link[aria-current="page"] {
    color: #004ac6;
    font-weight: 700;
}

.rl-mnav__link[aria-current="page"]::before {
    content: "";
    width: 4px;
    height: 18px;
    background: #004ac6;
    border-radius: 2px;
    margin-right: 8px;
}

.rl-mnav__link .material-symbols-outlined {
    font-size: 18px;
    color: #c3c6d7;
    transition: transform 180ms ease, color 180ms ease;
}

.rl-mnav__link:hover .material-symbols-outlined {
    color: #004ac6;
    transform: translateX(3px);
}

.rl-mnav__cta {
    margin-top: auto;
    padding-top: 24px;
}

.rl-mnav__cta-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    width: 100%;
    background: linear-gradient(135deg, #004ac6 0%, #2563eb 100%);
    color: #fff;
    font-family: 'Inter', sans-serif;
    font-weight: 600;
    font-size: 15px;
    padding: 14px 18px;
    border-radius: 9999px;
    text-decoration: none;
    box-shadow: 0 8px 20px -6px rgba(0, 74, 198, 0.5);
    transition: transform 180ms ease, box-shadow 180ms ease;
}

.rl-mnav__cta-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 28px -6px rgba(0, 74, 198, 0.6);
}

.rl-mnav__cta-btn .material-symbols-outlined { font-size: 18px; }

.rl-mnav__contact {
    margin-top: 14px;
    padding-top: 14px;
    border-top: 1px solid #eef0f6;
    font-family: 'JetBrains Mono', ui-monospace, monospace;
    font-size: 11px;
    color: #737686;
    line-height: 1.6;
    letter-spacing: 0.04em;
    text-transform: uppercase;
}

.rl-mnav__contact a {
    color: #1e3a8a;
    text-decoration: none;
}

.rl-mnav__contact a:hover { color: #004ac6; }

/* When the body is locked open, prevent background scroll */
body.rl-mnav-open {
    overflow: hidden !important;
}