@layer reset, tokens, base, layout, components, utilities;

@layer reset {

    *,
    *::before,
    *::after {
        box-sizing: border-box;
    }

    html {
        scroll-behavior: smooth;
        -webkit-text-size-adjust: 100%;
    }

    body,
    h1,
    h2,
    p,
    figure {
        margin: 0;
    }

    img {
        display: block;
        max-width: 100%;
    }

    button {
        font: inherit;
        cursor: pointer;
        background: none;
        border: 0;
    }
}

@layer tokens {
    :root {
        --gold: #ecbc34;
        --gold-deep: #765a00;
        --black: #000;
        --ink: #1a1c1c;
        --muted: #4e4634;
        --white: #fff;
        --paper: #f9f9f9;
        --line: #d2c5ae;
        --display: "Playfair Display", Georgia, serif;
        --body: "Montserrat", sans-serif;
        --gutter: clamp(1.25rem, 4vw, 5rem);
        --container: 75rem;
        --section: clamp(4.5rem, 9vw, 8rem);
        --ease: cubic-bezier(.22, 1, .36, 1);
    }
}

@layer base {
    body {
        min-height: 100dvh;
        background: var(--paper);
        color: var(--ink);
        font: 300 1rem/1.7 var(--body);
        -webkit-font-smoothing: antialiased;
    }

    h1,
    h2 {
        font-family: var(--display);
        font-weight: 600;
        line-height: 1.15;
    }

    h2 {
        font-size: clamp(2rem, 4vw, 3.25rem);
    }

    a {
        color: inherit;
    }

    :focus-visible {
        outline: 2px solid var(--gold);
        outline-offset: 4px;
    }

    .skip-link {
        position: absolute;
        top: -5rem;
        left: 1rem;
        z-index: 100;
        padding: .5rem 1rem;
        background: var(--black);
        color: var(--white);
        text-decoration: none;
    }

    .skip-link:focus {
        top: 1rem;
    }
}

@layer layout {
    .container {
        width: min(calc(100% - var(--gutter) * 2), var(--container));
        margin-inline: auto;
    }

    .section {
        padding-block: var(--section);
    }

    .section-header {
        max-width: 42rem;
        margin-bottom: 3rem;
    }

    .welcome-grid,
    .register-grid,
    .contact-grid {
        display: grid;
        grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
        gap: clamp(2rem, 8vw, 9rem);
        align-items: start;
    }
}

@layer components {
    .announcement {
        padding: .55rem 1rem;
        background: var(--black);
        color: var(--white);
        font-size: .68rem;
        font-weight: 600;
        letter-spacing: .18em;
        text-align: center;
        text-transform: uppercase;
    }

    .site-header {
        position: absolute;
        inset: 2.15rem 0 auto;
        z-index: 10;
        color: var(--white);
    }

    .header-inner {
        display: grid;
        grid-template-columns: 1fr auto 1fr;
        align-items: center;
        min-height: 5rem;
        border-bottom: 1px solid rgb(255 255 255 / 28%);
    }

    .brand {
        justify-self: start;
        line-height: 0;
    }

    .brand-logo-container {
        background-color: white;
        padding: 0.8rem;
        margin: 0.8rem;
        border-radius: 0.2rem;
        max-height: 5rem;
        max-width: 10rem;
    }

    .brand-logo {
        width: 9rem;
        height: auto;
    }

    .desktop-nav {
        display: flex;
        gap: 2rem;
        justify-content: center;
    }

    .desktop-nav a,
    .header-register,
    .mobile-nav a,
    .footer-nav a {
        font-size: .68rem;
        font-weight: 600;
        letter-spacing: .14em;
        text-decoration: none;
        text-transform: uppercase;
    }

    .desktop-nav a,
    .header-register {
        opacity: .82;
        transition: color 220ms var(--ease), opacity 220ms var(--ease);
    }

    .desktop-nav a:hover,
    .header-register:hover {
        color: var(--gold);
        opacity: 1;
    }

    .header-register {
        justify-self: end;
        border-bottom: 1px solid var(--gold);
        padding-bottom: .25rem;
    }

    .menu-toggle,
    .mobile-nav {
        display: none;
    }

    .hero {
        position: relative;
        min-height: min(52rem, 100svh);
        display: grid;
        place-items: center;
        overflow: hidden;
        color: var(--white);
        text-align: center;
    }

    .hero-bg,
    .hero-overlay {
        position: absolute;
        inset: 0;
    }

    .hero-bg img {
        width: 100%;
        height: 100%;
        object-fit: cover;
        object-position: center 35%;
        filter: saturate(.8) contrast(1.08);
    }

    .hero-overlay {
        background: linear-gradient(180deg, rgb(0 0 0 / 68%), rgb(0 0 0 / 28%) 45%, rgb(0 0 0 / 82%));
    }

    .hero-content {
        position: relative;
        z-index: 1;
        width: min(100% - 2.5rem, 50rem);
        padding-top: 5rem;
        animation: reveal 900ms var(--ease) both;
    }

    .eyebrow {
        margin-bottom: 1rem;
        color: var(--gold-deep);
        font-size: .7rem;
        font-weight: 600;
        letter-spacing: .2em;
        text-transform: uppercase;
    }

    .eyebrow--hero {
        color: var(--gold);
    }

    .gold-rule {
        display: block;
        width: 3rem;
        height: 1px;
        margin-top: 1rem;
        background: var(--gold);
    }

    .gold-rule--center {
        margin-inline: auto;
    }

    .hero h1 {
        display: grid;
        gap: .2rem;
        margin: 1.25rem 0 1.5rem;
        font-size: clamp(3.5rem, 10vw, 7.5rem);
        line-height: .9;
    }

    .hero h1 span {
        letter-spacing: -.04em;
    }

    .hero h1 em {
        color: var(--gold);
        font: 300 clamp(1rem, 2.4vw, 1.6rem)/1 var(--body);
        letter-spacing: .38em;
        text-transform: uppercase;
    }

    .hero-lead {
        max-width: 37rem;
        margin-inline: auto;
        color: rgb(255 255 255 / 82%);
        font-size: 1.05rem;
    }

    .hero-actions {
        display: flex;
        flex-wrap: wrap;
        justify-content: center;
        gap: .75rem;
        margin-top: 2rem;
    }

    .hero-note {
        display: flex;
        align-items: center;
        justify-content: center;
        gap: .75rem;
        margin-top: 4rem;
        color: rgb(255 255 255 / 68%);
        font-size: .68rem;
        letter-spacing: .17em;
        text-transform: uppercase;
    }

    .hero-note span {
        width: 2.5rem;
        height: 1px;
        background: var(--gold);
    }

    .hero-vertical {
        position: absolute;
        right: 2rem;
        bottom: 3rem;
        writing-mode: vertical-rl;
        color: rgb(236 188 52 / 75%);
        font-size: .65rem;
        letter-spacing: .25em;
        text-transform: uppercase;
    }

    .btn {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        gap: .6rem;
        padding: .9rem 1.4rem;
        border: 1px solid transparent;
        font-size: .68rem;
        font-weight: 600;
        letter-spacing: .13em;
        text-decoration: none;
        text-transform: uppercase;
        transition: background-color 220ms var(--ease), color 220ms var(--ease), border-color 220ms var(--ease);
    }

    .btn-primary {
        background: var(--black);
        color: var(--white);
    }

    .btn-primary:hover {
        background: var(--gold);
        color: var(--black);
    }

    .btn-secondary {
        border-color: var(--gold);
        color: var(--ink);
    }

    .btn-secondary:hover,
    .btn-secondary--light:hover {
        background: var(--gold);
        color: var(--black);
    }

    .btn-secondary--light {
        color: var(--white);
    }

    .btn-large {
        padding: 1.15rem 1.5rem;
    }

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

    .welcome {
        background: var(--white);
    }

    .section-intro h2 {
        max-width: 27rem;
    }

    .welcome-copy {
        max-width: 32rem;
        padding-top: 2.5rem;
        font-size: 1.1rem;
    }

    .welcome-copy p+p {
        margin-top: 1.25rem;
        font-size: .95rem;
    }

    .register-band {
        padding-block: clamp(3.5rem, 7vw, 6rem);
        background: var(--gold);
        color: var(--black);
    }

    .register-band .eyebrow {
        color: var(--gold-deep);
    }

    .register-band h2 {
        margin-bottom: 1rem;
    }

    .register-band .register-grid>div:first-child {
        max-width: 34rem;
    }

    .register-action {
        padding-top: 1.25rem;
    }

    .register-action .btn {
        background: var(--black);
    }

    .register-action .btn:hover {
        background: var(--white);
        color: var(--black);
    }

    .register-action .text-muted {
        margin-top: 1rem;
        color: rgb(0 0 0 / 68%);
        font-size: .78rem;
    }

    .section-summary {
        max-width: 39rem;
        margin-top: 1.25rem;
        color: var(--muted);
    }

    .policy-list {
        border-top: 1px solid var(--line);
    }

    .policy-list details {
        border-bottom: 1px solid var(--line);
    }

    .policy-list summary {
        display: grid;
        grid-template-columns: 3rem 1fr auto;
        align-items: center;
        gap: 1rem;
        padding: 1.4rem 0;
        cursor: pointer;
        list-style: none;
        font: 500 1.35rem var(--display);
    }

    .policy-list summary::-webkit-details-marker {
        display: none;
    }

    .policy-list summary::after {
        content: "+";
        color: var(--gold-deep);
        font: 300 1.5rem var(--body);
    }

    .policy-list details[open] summary::after {
        content: "−";
    }

    .policy-list summary span {
        color: var(--gold-deep);
        font: 600 .68rem var(--body);
        letter-spacing: .12em;
    }

    .policy-copy {
        max-width: 45rem;
        padding: 0 3rem 1.5rem;
        color: var(--muted);
        font-size: .9rem;
    }

    .contact-strip {
        padding-block: 4.5rem;
        background: var(--ink);
        color: var(--white);
    }

    .contact-strip .eyebrow {
        color: var(--gold);
    }

    .contact-details {
        display: grid;
        gap: .45rem;
        align-content: center;
        padding-top: .5rem;
    }

    .contact-details a {
        width: fit-content;
        color: var(--gold);
        font-family: var(--display);
        font-size: 1.45rem;
        text-decoration: none;
    }

    .contact-details a:hover {
        color: var(--white);
    }

    .contact-details span {
        margin-top: .5rem;
        color: rgb(255 255 255 / 65%);
        font-size: .75rem;
        letter-spacing: .1em;
        text-transform: uppercase;
    }

    .site-footer {
        padding-block: 3rem 1.5rem;
        background: var(--black);
        color: var(--white);
    }

    .footer-grid {
        display: grid;
        grid-template-columns: 1fr auto 1fr;
        gap: 2rem;
        align-items: start;
    }

    .footer-brand img {
        width: 10rem;
        margin-bottom: 1rem;
    }

    .footer-brand p,
    .footer-note {
        color: rgb(255 255 255 / 62%);
        font-size: .75rem;
        font-weight: bold;
    }

    .footer-nav {
        display: grid;
        gap: .75rem;
    }

    .footer-nav a {
        color: rgb(255 255 255 / 75%);
    }

    .footer-nav a:hover {
        color: var(--gold);
    }

    .footer-note {
        justify-self: end;
        text-align: right;
    }
}

@layer utilities {
    @keyframes reveal {
        from {
            opacity: 0;
            transform: translateY(1rem);
        }

        to {
            opacity: 1;
            transform: translateY(0);
        }
    }

    @media (max-width: 700px) {
        .header-inner {
            grid-template-columns: 1fr auto;
            min-height: 4.25rem;
        }

        .desktop-nav,
        .header-register {
            display: none;
        }

        .brand-logo {
            width: 8.5rem;
        }

        .menu-toggle {
            display: flex;
            flex-direction: column;
            gap: .4rem;
            justify-self: end;
            width: 2.5rem;
            padding: .5rem 0;
        }

        .menu-toggle span {
            width: 2rem;
            height: 1px;
            background: var(--white);
            transition: transform 220ms var(--ease);
        }

        .menu-toggle[aria-expanded="true"] span:first-child {
            transform: translateY(.2rem) rotate(45deg);
        }

        .menu-toggle[aria-expanded="true"] span:last-child {
            transform: translateY(-.2rem) rotate(-45deg);
        }

        .mobile-nav {
            flex-direction: column;
            gap: 1rem;
            padding: 1.25rem var(--gutter) 1.5rem;
            background: var(--black);
            border-bottom: 1px solid var(--gold);
        }

        .mobile-nav:not([hidden]) {
            display: flex;
        }

        .mobile-nav a {
            color: var(--white);
        }

        .welcome-grid,
        .register-grid,
        .contact-grid {
            grid-template-columns: 1fr;
            gap: 1.5rem;
        }

        .welcome-copy,
        .register-action {
            padding-top: 0;
        }

        .hero {
            min-height: 45rem;
        }

        .hero-vertical {
            display: none;
        }

        .hero-note {
            margin-top: 3rem;
        }

        .policy-list summary {
            grid-template-columns: 2.25rem 1fr auto;
            font-size: 1.15rem;
        }

        .policy-copy {
            padding-inline: 2.25rem 1rem;
        }

        .footer-grid {
            grid-template-columns: 1fr 1fr;
        }

        .footer-note {
            grid-column: 1 / -1;
            justify-self: start;
            text-align: left;
        }
    }

    @media (prefers-reduced-motion: reduce) {
        html {
            scroll-behavior: auto;
        }

        *,
        *::before,
        *::after {
            animation-duration: .01ms !important;
            transition-duration: .01ms !important;
        }
    }
}