/* ==========================================================================
   My Child Heart Doctor — "Fresh & child-friendly clinical" theme
   Soft mint / seafoam + gentle sky blue on warm off-white, soft coral accent.
   Layered on top of Bootstrap 5.3 via CSS custom properties.
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. Design tokens
   -------------------------------------------------------------------------- */
:root {
    /* Mint / seafoam — the brand core */
    --mint-050: #f2faf8;
    --mint-100: #e2f4ef;
    --mint-200: #c6e9e0;
    --mint-300: #97d6c7;
    --mint-400: #5cbfab;
    --mint-500: #2f9e8b;
    --mint-600: #1f8172;
    --mint-700: #1a6f61;
    --mint-800: #145346;

    /* Sky — the calm secondary */
    --sky-050: #f2f8fd;
    --sky-100: #e4f1fb;
    --sky-200: #c7e2f6;
    --sky-300: #92c8ec;
    --sky-400: #58a8dd;
    --sky-500: #3b8fc9;
    --sky-600: #2a72a6;
    --sky-700: #235d88;

    /* Coral — small warm accent only */
    --coral-100: #fdece7;
    --coral-200: #fbd6cc;
    --coral-400: #f2947c;
    --coral-500: #e57a60;
    --coral-600: #cc6047;

    /* Warm neutrals */
    --cream: #fbf8f4;
    --cream-deep: #f4efe8;
    --surface: #ffffff;
    --ink: #26383d;
    --ink-soft: #4a6067;
    --ink-muted: #6d838a;
    --hairline: #e7e2da;

    /* Shape & depth */
    --radius-sm: .75rem;
    --radius: 1.15rem;
    --radius-lg: 1.75rem;
    --radius-pill: 999px;
    --shadow-xs: 0 2px 8px rgba(20, 83, 70, .05);
    --shadow-sm: 0 6px 18px -8px rgba(20, 83, 70, .18), 0 2px 6px rgba(20, 83, 70, .04);
    --shadow-md: 0 16px 36px -18px rgba(20, 83, 70, .28), 0 4px 12px rgba(20, 83, 70, .05);
    --shadow-lg: 0 28px 60px -28px rgba(20, 83, 70, .32), 0 8px 20px rgba(20, 83, 70, .06);

    --font-display: "Quicksand", "Nunito", "Segoe UI", system-ui, sans-serif;
    --font-body: "Inter", "Segoe UI", system-ui, -apple-system, sans-serif;

    /* ---- Bootstrap variable remapping ---- */
    --bs-primary: var(--mint-600);
    --bs-primary-rgb: 26, 111, 97;          /* .text-primary / .bg-primary / .border-primary */
    --bs-primary-text-emphasis: var(--mint-800);
    --bs-primary-bg-subtle: var(--mint-100);
    --bs-primary-border-subtle: var(--mint-200);

    --bs-secondary-rgb: 109, 131, 138;
    --bs-secondary-color: var(--ink-muted);

    --bs-info-rgb: 59, 143, 201;            /* sky */
    --bs-danger-rgb: 204, 96, 71;           /* soft coral, replaces harsh red */
    --bs-warning-rgb: 214, 148, 62;
    --bs-success-rgb: 47, 158, 139;

    --bs-light-rgb: 242, 250, 248;          /* .bg-light = softest mint wash */
    --bs-dark-rgb: 38, 56, 61;

    --bs-body-bg: var(--cream);
    --bs-body-color: var(--ink-soft);
    --bs-body-font-family: var(--font-body);
    --bs-emphasis-color: var(--ink);

    --bs-link-color: var(--mint-600);
    --bs-link-color-rgb: 31, 129, 114;
    --bs-link-hover-color: var(--coral-600);
    --bs-link-hover-color-rgb: 204, 96, 71;

    --bs-border-color: var(--hairline);
    --bs-border-color-translucent: rgba(20, 83, 70, .10);
    --bs-tertiary-bg: var(--mint-050);

    --bs-border-radius: var(--radius-sm);
    --bs-border-radius-sm: .6rem;
    --bs-border-radius-lg: var(--radius);
    --bs-border-radius-xl: var(--radius-lg);

    --bs-focus-ring-color: rgba(47, 158, 139, .28);
    --bs-heading-color: var(--ink);

    /* Legacy aliases kept so any existing rule referencing them still resolves */
    --primary-blue: var(--mint-500);
    --dark-blue: var(--mint-700);
    --heart-red: var(--coral-500);
}

/* --------------------------------------------------------------------------
   2. Base & typography
   -------------------------------------------------------------------------- */
html {
    font-size: 15px;
    min-height: 100%;
    overflow-y: scroll;
    scroll-behavior: smooth;
}

@media (min-width: 768px) {
    html {
        font-size: 16.5px;
    }
}

body {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    font-family: var(--font-body);
    color: var(--ink-soft);
    background-color: var(--cream);
    /* Airy diffused wash of mint & sky behind the page */
    background-image:
        radial-gradient(46rem 30rem at 12% -6%, rgba(92, 191, 171, .16), transparent 62%),
        radial-gradient(40rem 26rem at 92% 4%, rgba(88, 168, 221, .14), transparent 60%);
    background-repeat: no-repeat;
    background-attachment: fixed;
    -webkit-font-smoothing: antialiased;
    letter-spacing: .002em;
}

main {
    flex: 1;
}

h1, h2, h3, h4, h5, h6,
.h1, .h2, .h3, .h4, .h5, .h6,
.navbar-brand, .display-1, .display-2, .display-3, .display-4,
.btn, .card-title, .lead {
    font-family: var(--font-display);
}

h1, h2, h3, h4, h5, h6,
.h1, .h2, .h3, .h4, .h5, .h6 {
    color: var(--ink);
    font-weight: 700;
    letter-spacing: -.012em;
    line-height: 1.22;
}

h1, .h1 {
    font-size: clamp(2rem, 1.35rem + 2.1vw, 2.85rem);
    margin-bottom: .75rem;
}

h2, .h2 {
    font-size: clamp(1.55rem, 1.2rem + 1.2vw, 2.1rem);
}

h3, .h3 {
    font-size: clamp(1.3rem, 1.1rem + .7vw, 1.6rem);
}

.display-1, .display-2, .display-3, .display-4, .display-5 {
    font-weight: 700;
    letter-spacing: -.022em;
}

p {
    line-height: 1.75;
}

.lead {
    font-weight: 500;
    color: var(--ink-soft);
    line-height: 1.65;
}

strong, b {
    color: var(--ink);
    font-weight: 600;
}

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

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

a {
    text-decoration-thickness: .08em;
    text-underline-offset: .18em;
    transition: color .18s ease;
}

::selection {
    background: var(--mint-200);
    color: var(--mint-800);
}

hr {
    border-color: var(--hairline);
    opacity: 1;
}

/* --------------------------------------------------------------------------
   3. Focus visibility (keyboard accessibility)
   -------------------------------------------------------------------------- */
.btn:focus-visible,
.form-control:focus-visible,
.form-check-input:focus-visible,
a:focus-visible,
.navbar-toggler:focus-visible {
    outline: 3px solid var(--mint-400);
    outline-offset: 2px;
    box-shadow: none;
}

.btn:focus, .btn:active:focus, .btn-link.nav-link:focus,
.form-control:focus, .form-check-input:focus {
    box-shadow: 0 0 0 .22rem var(--bs-focus-ring-color);
}

/* --------------------------------------------------------------------------
   4. Buttons — pill shaped, soft lift
   -------------------------------------------------------------------------- */
.btn {
    --bs-btn-border-radius: var(--radius-pill);
    border-radius: var(--radius-pill);
    font-weight: 600;
    letter-spacing: .012em;
    padding-inline: 1.5em;
    transition: transform .18s ease, box-shadow .22s ease, background-color .18s ease, border-color .18s ease, color .18s ease;
}

.btn-lg {
    padding: .8rem 2.1rem;
    font-size: 1.02rem;
}

.btn-sm {
    padding: .42rem 1.15rem;
}

.btn-primary {
    --bs-btn-color: #fff;
    --bs-btn-bg: var(--mint-600);
    --bs-btn-border-color: var(--mint-600);
    --bs-btn-hover-color: #fff;
    --bs-btn-hover-bg: var(--mint-700);
    --bs-btn-hover-border-color: var(--mint-700);
    --bs-btn-active-color: #fff;
    --bs-btn-active-bg: var(--mint-800);
    --bs-btn-active-border-color: var(--mint-800);
    --bs-btn-disabled-bg: var(--mint-300);
    --bs-btn-disabled-border-color: var(--mint-300);
    box-shadow: 0 8px 18px -10px rgba(20, 83, 70, .55);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 14px 26px -12px rgba(20, 83, 70, .55);
}

.btn-outline-primary {
    --bs-btn-color: var(--mint-700);
    --bs-btn-border-color: var(--mint-300);
    --bs-btn-hover-color: #fff;
    --bs-btn-hover-bg: var(--mint-600);
    --bs-btn-hover-border-color: var(--mint-600);
    --bs-btn-active-color: #fff;
    --bs-btn-active-bg: var(--mint-700);
    --bs-btn-active-border-color: var(--mint-700);
    border-width: 2px;
    background-color: rgba(255, 255, 255, .6);
}

.btn-outline-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 24px -14px rgba(20, 83, 70, .6);
}

.btn-outline-secondary {
    --bs-btn-color: var(--sky-700);
    --bs-btn-border-color: var(--sky-200);
    --bs-btn-hover-color: #fff;
    --bs-btn-hover-bg: var(--sky-600);
    --bs-btn-hover-border-color: var(--sky-600);
    --bs-btn-active-bg: var(--sky-700);
    --bs-btn-active-border-color: var(--sky-700);
    border-width: 2px;
    background-color: rgba(255, 255, 255, .6);
}

.btn-outline-secondary:hover {
    transform: translateY(-2px);
}

.btn-outline-danger {
    --bs-btn-color: var(--coral-600);
    --bs-btn-border-color: var(--coral-200);
    --bs-btn-hover-color: #fff;
    --bs-btn-hover-bg: var(--coral-500);
    --bs-btn-hover-border-color: var(--coral-500);
    --bs-btn-active-bg: var(--coral-600);
    --bs-btn-active-border-color: var(--coral-600);
    border-width: 2px;
    background-color: rgba(255, 255, 255, .6);
}

.btn-outline-danger:hover {
    transform: translateY(-2px);
}

/* --------------------------------------------------------------------------
   5. Cards & panels
   -------------------------------------------------------------------------- */
.card {
    --bs-card-border-radius: var(--radius);
    --bs-card-inner-border-radius: var(--radius);
    --bs-card-bg: var(--surface);
    --bs-card-border-color: var(--hairline);
    --bs-card-spacer-x: 1.6rem;
    --bs-card-spacer-y: 1.5rem;
    border-radius: var(--radius);
    overflow: hidden;
    transition: transform .25s ease, box-shadow .25s ease;
}

.card.border-0 {
    box-shadow: var(--shadow-sm);
}

.card.shadow-sm {
    box-shadow: var(--shadow-sm) !important;
}

.card.shadow {
    box-shadow: var(--shadow-md) !important;
}

.card-title {
    font-weight: 700;
    color: var(--ink);
}

/* Equal-height cards: keep the call-to-action pinned to the bottom edge */
.card.h-100 > .card-body {
    display: flex;
    flex-direction: column;
}

.card.h-100 > .card-body > .btn {
    margin-top: auto;
    align-self: flex-start;
}

.card.h-100.text-center > .card-body > .btn {
    align-self: center;
}

/* Generic soft shadow utilities re-tuned to the diffused look */
.shadow-sm {
    box-shadow: var(--shadow-sm) !important;
}

.shadow {
    box-shadow: var(--shadow-md) !important;
}

.shadow-lg {
    box-shadow: var(--shadow-lg) !important;
}

.box-shadow {
    box-shadow: var(--shadow-xs);
}

/* Rounded utilities scaled up to the friendlier radius */
.rounded {
    border-radius: var(--radius) !important;
}

.rounded-3 {
    border-radius: var(--radius-lg) !important;
}

img.rounded, img.rounded-3, .ratio.rounded {
    overflow: hidden;
}

/* Soft tinted panels — .bg-light is used site-wide for callout blocks */
.bg-light {
    background-color: var(--mint-050) !important;
}

.p-4.bg-light, .p-3.bg-light, .py-5.bg-light, .bg-light.rounded, .bg-light.rounded-3 {
    border: 1px solid var(--mint-100);
}

.bg-white {
    background-color: var(--surface) !important;
}

.bg-primary {
    background-color: var(--mint-600) !important;
}

.bg-info {
    background-color: var(--sky-500) !important;
}

.bg-danger {
    background-color: var(--coral-500) !important;
}

.text-danger {
    color: var(--coral-600) !important;
}

.text-info {
    color: var(--sky-600) !important;
}

/* Left-accent quote / callout blocks (border-start border-4 border-primary) */
.border-start.border-4 {
    border-left-width: 5px !important;
    border-top-right-radius: var(--radius-sm);
    border-bottom-right-radius: var(--radius-sm);
}

.border-start.border-primary {
    border-color: var(--mint-300) !important;
}

.border-danger {
    border-color: var(--coral-400) !important;
}

.border-primary {
    border-color: var(--mint-300) !important;
}

section.border, div.border {
    border-color: var(--hairline) !important;
}

/* --------------------------------------------------------------------------
   6. Alerts
   -------------------------------------------------------------------------- */
.alert {
    --bs-alert-border-radius: var(--radius);
    border-radius: var(--radius);
    border: 1px solid transparent;
    padding: 1.15rem 1.35rem;
    line-height: 1.7;
}

.alert-secondary {
    --bs-alert-color: var(--ink-soft);
    --bs-alert-bg: var(--cream-deep);
    --bs-alert-border-color: var(--hairline);
}

.alert-info {
    --bs-alert-color: var(--sky-700);
    --bs-alert-bg: var(--sky-050);
    --bs-alert-border-color: var(--sky-200);
}

.alert-info.border-0 {
    border: 1px solid var(--sky-200) !important;
}

.alert-warning {
    --bs-alert-color: #7a5312;
    --bs-alert-bg: #fdf4e5;
    --bs-alert-border-color: #f2e0bd;
}

.alert-success {
    --bs-alert-color: var(--mint-800);
    --bs-alert-bg: var(--mint-100);
    --bs-alert-border-color: var(--mint-200);
}

/* --------------------------------------------------------------------------
   7. Lists, breadcrumbs, tables
   -------------------------------------------------------------------------- */
.breadcrumb {
    --bs-breadcrumb-divider-color: var(--mint-300);
    --bs-breadcrumb-item-active-color: var(--ink-muted);
    font-size: .88rem;
    font-family: var(--font-display);
    font-weight: 600;
    background: rgba(255, 255, 255, .65);
    border: 1px solid var(--hairline);
    border-radius: var(--radius-pill);
    padding: .5rem 1.15rem;
    display: inline-flex;
    margin-bottom: 1.75rem;
}

.breadcrumb a {
    color: var(--mint-700);
    text-decoration: none;
}

.breadcrumb a:hover {
    color: var(--coral-600);
    text-decoration: underline;
}

.list-group {
    --bs-list-group-border-radius: var(--radius);
    --bs-list-group-border-color: var(--hairline);
    --bs-list-group-action-hover-color: var(--mint-800);
    --bs-list-group-action-hover-bg: var(--mint-050);
    --bs-list-group-action-active-bg: var(--mint-100);
    --bs-list-group-color: var(--ink-soft);
}

.list-group-item {
    padding: .9rem 1.25rem;
}

.list-group-item-action {
    transition: background-color .18s ease, color .18s ease, padding-left .18s ease;
}

.list-group-item-action:hover {
    padding-left: 1.5rem;
    color: var(--mint-800);
}

ul li, ol li {
    margin-bottom: .35rem;
}

.table {
    --bs-table-border-color: var(--hairline);
    --bs-table-striped-bg: var(--mint-050);
}

/* --------------------------------------------------------------------------
   8. Forms
   -------------------------------------------------------------------------- */
.form-label {
    font-family: var(--font-display);
    font-weight: 600;
    color: var(--ink);
    margin-bottom: .4rem;
}

.form-control, .form-select {
    border-radius: var(--radius-sm);
    border: 1.5px solid var(--hairline);
    background-color: var(--mint-050);
    padding: .7rem 1rem;
    color: var(--ink);
    transition: border-color .18s ease, background-color .18s ease, box-shadow .18s ease;
}

.form-control::placeholder {
    color: var(--ink-muted);
}

.form-control:focus, .form-select:focus {
    border-color: var(--mint-400);
    background-color: var(--surface);
    box-shadow: 0 0 0 .22rem var(--bs-focus-ring-color);
}

textarea.form-control {
    min-height: 7rem;
}

.form-floating > .form-control-plaintext::placeholder,
.form-floating > .form-control::placeholder {
    color: var(--bs-secondary-color);
    text-align: end;
}

.form-floating > .form-control-plaintext:focus::placeholder,
.form-floating > .form-control:focus::placeholder {
    text-align: start;
}

/* --------------------------------------------------------------------------
   9. Header — contact strip + navbar
   -------------------------------------------------------------------------- */
.topbar {
    background: linear-gradient(90deg, var(--mint-100), var(--sky-100));
    border-bottom: 1px solid var(--mint-200);
    font-family: var(--font-display);
    font-weight: 600;
}

.topbar a {
    color: var(--mint-800) !important;
    transition: color .18s ease;
}

.topbar a:hover {
    color: var(--coral-600) !important;
}

.topbar i {
    color: var(--mint-600) !important;
}

.site-nav {
    background: rgba(255, 255, 255, .88) !important;
    backdrop-filter: saturate(160%) blur(10px);
    -webkit-backdrop-filter: saturate(160%) blur(10px);
    border-bottom: 1px solid var(--hairline) !important;
    box-shadow: 0 6px 22px -18px rgba(20, 83, 70, .5);
    padding-block: .7rem;
}

a.navbar-brand {
    white-space: normal;
    text-align: center;
    word-break: normal;
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 1.32rem;
    letter-spacing: -.012em;
    color: var(--mint-700) !important;
    display: inline-flex;
    align-items: center;
    gap: .55rem;
}

.navbar-brand i {
    color: var(--coral-500);
    font-size: 1.1rem;
    background: var(--coral-100);
    border-radius: var(--radius-pill);
    width: 2.1rem;
    height: 2.1rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.navbar-nav {
    gap: .15rem;
}

.site-nav .nav-link {
    font-family: var(--font-display);
    font-weight: 600;
    color: var(--ink-soft) !important;
    border-radius: var(--radius-pill);
    padding: .45rem .9rem !important;
    transition: color .18s ease, background-color .18s ease;
}

.site-nav .nav-link:hover,
.site-nav .nav-link:focus {
    color: var(--mint-800) !important;
    background-color: var(--mint-100);
}

.navbar-toggler {
    border: 1.5px solid var(--mint-200);
    border-radius: var(--radius-sm);
    padding: .45rem .65rem;
    color: var(--mint-700);
}

/* Bootstrap's default toggler focus ring inherits the dark navbar text colour */
.navbar-toggler:focus {
    box-shadow: 0 0 0 .22rem var(--bs-focus-ring-color);
}

.navbar-toggler-icon {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='%231a6f61' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2.4' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
}

@media (max-width: 575.98px) {
    .site-nav .navbar-collapse {
        padding-top: .75rem;
    }

    .site-nav .navbar-collapse .btn {
        margin-top: .65rem;
        width: 100%;
    }
}

/* --------------------------------------------------------------------------
   10. Footer
   -------------------------------------------------------------------------- */
.footer {
    width: 100%;
    background: linear-gradient(180deg, var(--mint-050), var(--mint-100));
    border-top: 1px solid var(--mint-200) !important;
    color: var(--ink-soft);
    margin-top: 2.5rem !important;
}

.footer h5 {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 1.02rem;
    letter-spacing: .01em;
    color: var(--mint-800) !important;
    margin-bottom: .85rem;
}

.footer p, .footer li {
    font-size: .93rem;
    line-height: 1.7;
}

.footer a {
    color: var(--mint-700);
    font-weight: 600;
    text-decoration: none;
}

.footer a:hover {
    color: var(--coral-600);
    text-decoration: underline;
}

.footer hr {
    border-color: var(--mint-200);
    opacity: 1;
    margin-block: 1.75rem 1.25rem;
}

.footer i {
    color: var(--mint-600) !important;
    width: 1.1rem;
}

/* --------------------------------------------------------------------------
   11. Page-level touches
   -------------------------------------------------------------------------- */
.banner-container img {
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
}

.intro-section h1 {
    color: var(--mint-700) !important;
}

.intro-section h2 {
    color: var(--sky-700);
    font-weight: 600;
}

/* Circular section badges on the Tests & Conditions hub */
.rounded-circle {
    border-radius: var(--radius-pill) !important;
    box-shadow: var(--shadow-sm);
}

/* Award / highlight icons */
.fa-award, .fa-star, .fa-heartbeat {
    color: var(--mint-600);
}

/* Hover affordances declared by views */
.hover-lift {
    transition: transform .22s ease, box-shadow .22s ease;
}

.hover-lift:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md) !important;
}

.hover-bg-light:hover {
    background-color: var(--mint-050);
}

.text-justify {
    text-align: justify;
}

/* Images sit softly on the page — cards clip their own artwork */
main img:not(.card-img-top):not(.card-img):not(.card-img-bottom) {
    border-radius: var(--radius);
}

main .ratio {
    border-radius: var(--radius);
    overflow: hidden;
}

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

    .btn:hover, .hover-lift:hover {
        transform: none;
    }
}