html, body {
    font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif;
}

h1:focus {
    outline: none;
}

a, .btn-link {
    color: #0071c1;
}

:root {
    --sanro-turquoise: #2FA4C9;
    --sanro-turquoise-dark: #298FB0;
    --sanro-red: #D64541;
    --sanro-red-dark: #B93A36;
    --sanro-yellow: #FFE07A;
    --sanro-yellow-dark: #F5D067;
}


.hero-section {
    padding: 3rem 1rem 2rem;
    background: linear-gradient( 135deg, var(--sanro-turquoise) 10%, var(--sanro-yellow) 55%);
    color: #fff;
}

.hero-content {
    max-width: 800px;
    margin: 0 auto;
}

.hero-title {
    font-size: 3rem;
    font-weight: 800;
    margin-bottom: 0.5rem;
}

.hero-subtitle {
    font-size: 1.4rem;
    margin-bottom: 2rem;
}

.hero-image {
    width: min(70vw, 300px); /* responsive width */
    height: auto; /* keeps proportions */
    object-fit: contain;
    border-radius: 14px;
    box-shadow: 0 6px 18px rgba(0,0,0,0.18);
    margin-bottom: 1.5rem;
}

.hero-registration {
    margin-top: 1rem;
}

@media (max-width: 800px) {
    .hero-section {
        padding: 1.5rem 1rem 1rem;
    }

    .hero-title {
        font-size: 2rem;
    }

    .hero-subtitle {
        font-size: 1.1rem;
    }
}

/* PRIMARY (Turquoise) */
.btn-primary {
    --bs-btn-color: #fff;
    --bs-btn-bg: #2FA4C9;
    --bs-btn-border-color: #2FA4C9;
    --bs-btn-hover-color: #fff;
    --bs-btn-hover-bg: #298FB0;
    --bs-btn-hover-border-color: #2787A7;
    --bs-btn-focus-shadow-rgb: 47, 164, 201; /* turquoise */

    --bs-btn-active-color: #fff;
    --bs-btn-active-bg: #247D9A;
    --bs-btn-active-border-color: #227692;
    --bs-btn-active-shadow: inset 0 3px 5px rgba(0,0,0,0.15);
    --bs-btn-disabled-color: #fff;
    --bs-btn-disabled-bg: #2FA4C9;
    --bs-btn-disabled-border-color: #2FA4C9;
}

.btn-outline-primary {
    --bs-btn-color: #2FA4C9; /* text */
    --bs-btn-border-color: #2FA4C9; /* border */

    --bs-btn-hover-color: #fff; /* text on hover */
    --bs-btn-hover-bg: #2FA4C9; /* fill on hover */
    --bs-btn-hover-border-color: #2FA4C9;
    --bs-btn-focus-shadow-rgb: 47, 164, 201; /* base RGB */

    --bs-btn-active-color: #fff;
    --bs-btn-active-bg: #2FA4C9;
    --bs-btn-active-border-color: #2FA4C9;
    --bs-btn-active-shadow: inset 0 3px 5px rgba(0, 0, 0, 0.15);
    --bs-btn-disabled-color: #2FA4C9;
    --bs-btn-disabled-bg: transparent;
    --bs-btn-disabled-border-color: #2FA4C9;
    --bs-gradient: none;
}


/* WARNING (Yellow) */
.btn-warning {
    --bs-btn-color: #000;
    --bs-btn-bg: #ffe07a;
    --bs-btn-border-color: #ffe07a;
    --bs-btn-hover-color: #000;
    --bs-btn-hover-bg: #f5d067;
    --bs-btn-hover-border-color: #f2c95f;
    --bs-btn-focus-shadow-rgb: 255, 224, 122; /* yellow */

    --bs-btn-active-color: #000;
    --bs-btn-active-bg: #eac25c;
    --bs-btn-active-border-color: #e3b953;
    --bs-btn-active-shadow: inset 0 3px 5px rgba(0,0,0,0.15);
    --bs-btn-disabled-color: #000;
    --bs-btn-disabled-bg: #ffe07a;
    --bs-btn-disabled-border-color: #ffe07a;
}

.btn-outline-warning {
    --bs-btn-color: #c9b05f; /* darker readable yellow */
    --bs-btn-border-color: #c9b05f;
    --bs-btn-hover-color: #000;
    --bs-btn-hover-bg: #ffe07a;
    --bs-btn-hover-border-color: #ffe07a;
    --bs-btn-focus-shadow-rgb: 201, 176, 95; /* #c9b05f */

    --bs-btn-active-color: #000;
    --bs-btn-active-bg: #ffe07a;
    --bs-btn-active-border-color: #ffe07a;
    --bs-btn-active-shadow: inset 0 3px 5px rgba(0,0,0,0.15);
    --bs-btn-disabled-color: #c9b05f;
    --bs-btn-disabled-bg: transparent;
    --bs-btn-disabled-border-color: #c9b05f;
    --bs-gradient: none;
}


/* DANGER (Red) */
.btn-danger {
    --bs-btn-color: #fff;
    --bs-btn-bg: #d64541;
    --bs-btn-border-color: #d64541;
    --bs-btn-hover-color: #fff;
    --bs-btn-hover-bg: #b93a36;
    --bs-btn-hover-border-color: #b43733;
    --bs-btn-focus-shadow-rgb: 214, 69, 65; /* red */

    --bs-btn-active-color: #fff;
    --bs-btn-active-bg: #a23330;
    --bs-btn-active-border-color: #9a302d;
    --bs-btn-active-shadow: inset 0 3px 5px rgba(0,0,0,0.15);
    --bs-btn-disabled-color: #fff;
    --bs-btn-disabled-bg: #d64541;
    --bs-btn-disabled-border-color: #d64541;
}

.btn-outline-danger {
    --bs-btn-color: #d64541;
    --bs-btn-border-color: #d64541;
    --bs-btn-hover-color: #fff;
    --bs-btn-hover-bg: #d64541;
    --bs-btn-hover-border-color: #d64541;
    --bs-btn-focus-shadow-rgb: 214, 69, 65; /* red */

    --bs-btn-active-color: #fff;
    --bs-btn-active-bg: #d64541;
    --bs-btn-active-border-color: #d64541;
    --bs-btn-active-shadow: inset 0 3px 5px rgba(0,0,0,0.15);
    --bs-btn-disabled-color: #d64541;
    --bs-btn-disabled-bg: transparent;
    --bs-btn-disabled-border-color: #d64541;
    --bs-gradient: none;
}


/* PRIMARY badge (scheduled) */
.bg-primary {
    --bs-bg-opacity: 1;
    background-color: #0071b4 !important;
    color: #fff !important;
}

/* WARNING badge (excused) */
.bg-warning {
    --bs-bg-opacity: 1;
    background-color: #ffe07a !important;
    color: #000 !important;
}

/* DANGER badge (cancelled) */
.bg-danger {
    --bs-bg-opacity: 1;
    background-color: #d64541 !important;
    color: #fff !important;
}

/* USE PER-BUTTON FOCUS COLOR INSTEAD OF HARD-CODED BLUE */
.btn:focus,
.btn:active:focus,
.btn-link.nav-link:focus,
.form-control:focus,
.form-check-input:focus {
    box-shadow: 0 0 0 0.1rem white, 0 0 0 0.25rem rgba(var(--bs-btn-focus-shadow-rgb, 37, 140, 251), 0.5);
}

.content {
    padding-top: 1.1rem;
}

.valid.modified:not([type=checkbox]) {
    outline: 1px solid #26b050;
}

.invalid {
    outline: 1px solid red;
}

.validation-message {
    color: red;
}

#blazor-error-ui {
    color-scheme: light only;
    background: lightyellow;
    bottom: 0;
    box-shadow: 0 -1px 2px rgba(0, 0, 0, 0.2);
    box-sizing: border-box;
    display: none;
    left: 0;
    padding: 0.6rem 1.25rem 0.7rem 1.25rem;
    position: fixed;
    width: 100%;
    z-index: 1000;
}

    #blazor-error-ui .dismiss {
        cursor: pointer;
        position: absolute;
        right: 0.75rem;
        top: 0.5rem;
    }

.blazor-error-boundary {
    background: url(data:image/svg+xml;base64,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) no-repeat 1rem/1.8rem, #b32121;
    padding: 1rem 1rem 1rem 3.7rem;
    color: white;
}

    .blazor-error-boundary::after {
        content: "An error has occurred.";
    }

.loading-progress {
    position: relative;
    display: block;
    width: 8rem;
    height: 8rem;
    margin: 20vh auto 1rem auto;
}

    .loading-progress circle {
        fill: none;
        stroke: #e0e0e0;
        stroke-width: 0.6rem;
        transform-origin: 50% 50%;
        transform: rotate(-90deg);
    }

        .loading-progress circle:last-child {
            stroke: #1b6ec2;
            stroke-dasharray: calc(3.141 * var(--blazor-load-percentage, 0%) * 0.8), 500%;
            transition: stroke-dasharray 0.05s ease-in-out;
        }

.loading-progress-text {
    position: absolute;
    text-align: center;
    font-weight: bold;
    inset: calc(20vh + 3.25rem) 0 auto 0.2rem;
}

    .loading-progress-text:after {
        content: var(--blazor-load-percentage-text, "Loading");
    }

code {
    color: #c02d76;
}

/* Nav section labels */
.nav-section-label {
    font-size: 0.68rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: rgba(255,255,255,0.4);
    padding-top: 1rem;
    padding-bottom: 0.2rem;
}

/* Info text in detail panels — wraps long words */
.info-text {
    word-break: break-word;
    overflow-wrap: break-word;
}

/* Participant grid — auto-fills columns, min 180px each */
.participant-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    gap: 1rem;
}

/* CARD BASE */
.participant-card {
    background: #ffffff; /* clean white */
    border: 1px solid #e5e5e5; /* subtle neutral border */
    border-radius: 0.375rem;
    overflow: hidden;
}

/* CARD HEADER BASE */
.participant-card-header {
    padding: 0.4rem 0.75rem;
    font-size: 0.72rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: #fff;
}

    /* STATUS COLORS — MATCH BUTTON + BADGE SYSTEM */
    .participant-card-header.header-trainer,
    .participant-card-header.header-attending,
    .participant-card-header.header-registered {
        background-color: #2FA4C9; /* primary turquoise */
        color: #fff;
    }

    .participant-card-header.header-excused,
    .participant-card-header.header-maybe {
        background-color: #ffe07a; /* yellow */
        color: #000; /* readable on yellow */
    }

    .participant-card-header.header-unregistered {
        background-color: #d64541; /* red */
        color: #fff;
    }

/* LIST ITEMS */
.participant-card .list-group-item {
    padding: 0.35rem 0.75rem;
    font-size: 0.9rem;
    border-left: none;
    border-right: none;
    border-radius: 0 !important;
    border-color: #e5e5e5; /* subtle neutral divider */
}

    .participant-card .list-group-item:first-child {
        border-top: none;
    }

/* EMPTY STATE */
.participant-card .empty-note {
    padding: 0.5rem 0.75rem;
    font-size: 0.85rem;
    color: #6c757d;
    font-style: italic;
}


.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;
}