:root {
    /* universal */

    --bg: #fbf8f5;
    --surface: #fffdfb;
    --warm: #f3e8dd;
    --brown-dark: #3b2a22;
    --brown-mid: #8b5a36;
    --brown-light: #d9b99a;
    --accent: #c98b46;
    --text: #2b2521;
    --muted: rgba(43, 37, 33, 0.58);
    --inverse: #fffaf7;
    --shadow: 0 18px 50px rgba(43, 37, 33, 0.08);
    
    /* Body color scheme variables */

    /* Background */

    --radial-gradient1: rgba(217, 185, 154, 0.18);
    --radial-gradient2: rgba(201, 139, 70, 0.1);

    /* header */

    --header-bk: rgba(255, 253, 251, 0.72);
    --border-bottom: 1px solid rgba(43, 37, 33, 0.05);

    /* Unavalble card */

    --unavailable-card-bk: rgba(255, 253, 251, 0.88);
    --unavailable-card-br:  1px solid rgba(43, 37, 33, 0.05);

    /* Decorative background circle */

    --decorative-circle-1: rgba(217, 185, 154, 0.16);
    --decorative-circle-2: rgba(201, 139, 70, 0.08);

    /*Icon*/

    --icon-bk: rgba(139, 90, 54, 0.06);
    --icon-bx-shadow:rgba(43, 37, 33, 0.07);
}
* {
    box-sizing: border-box;
}

html,
body {
    margin: 0;
    min-height: 100%;
}

body {
    min-height: 100vh;
    font-family: "Poppins", sans-serif;
    color: var(--text);
    background:
    radial-gradient(
        circle at 15% 20%,
        var(--radial-gradient1) ,
        transparent 30%
    ),
    radial-gradient(
        circle at 85% 80%,
        var(--radial-gradient2),
        transparent 30%
    ),
    linear-gradient(
        180deg,
        var(--bg) 0%,
        #f7f3ef 100%
    );

    display: flex;
    flex-direction: column;
    -webkit-font-smoothing: antialiased;
}

/* Header */

.site-header {
    width: 100%;
    padding: 22px 0;
    border-bottom: var(--border-bottom);
    background: var(--header-bk);
    backdrop-filter: blur(8px);
}

.header-inner {
    width: min(1100px, calc(100% - 36px));
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
}

.brand {
    text-decoration: none;
    color: inherit;
}

.brand h1 {
    margin: 0;
    font-family: "Playfair Display", serif;
    font-size: 25px;
    font-weight: 600;
    letter-spacing: 0.3px;
    color: var(--brown-dark);
}

.brand p {
    margin: 3px 0 0;
    font-size: 12px;
    color: var(--muted);
}

.home-link {
    color: var(--brown-mid);
    text-decoration: none;
    font-size: 14px;
    font-weight: 600;
    transition:
    color 0.25s ease,
    transform 0.25s ease;
}

.home-link:hover {
    color: var(--brown-dark);
    transform: translateX(-3px);
}

/* Main */
main {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 70px 18px;
}

.unavailable-card {
    width: min(760px, 100%);
    padding: 65px 50px;
    text-align: center;
    background: var(--unavailable-card-bk);
    border: var(--unavailable-card-br);
    border-radius: 24px;
    box-shadow: var(--shadow);
    position: relative;
    overflow: hidden;
    animation: appear 0.7s ease both;
}

/* Decorative background circle */

.unavailable-card::before {
    content: "";
    position: absolute;
    width: 240px;
    height: 240px;
    top: -125px;
    right: -80px;
    border-radius: 50%;
    background: var(--decorative-circle-1);
}

.unavailable-card::after {
    content: "";
    position: absolute;
    width: 180px;
    height: 180px;
    bottom: -100px;
    left: -70px;
    border-radius: 50%;
    background: var(--decorative-circle-2);
}

/* Icon */

.icon {
    width: 92px;
    height: 92px;
    margin: 0 auto 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: var(--warm);
    border: 7px solid var(--icon-bk);
    color: var(--brown-mid);
    font-family: "Playfair Display", serif;
    font-size: 38px;
    position: relative;
    z-index: 1;
    box-shadow:
    0 10px 30px var(--icon-bx-shadow);
}

/* Text */

.eyebrow {
    margin: 0 0 10px;
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--accent);
    position: relative;
    z-index: 1;
}

h2 {
    margin: 0;
    font-family: "Playfair Display", serif;
    font-size: clamp(38px, 6vw, 62px);
    line-height: 1.05;
    font-weight: 600;
    color: var(--brown-dark);
    position: relative;
    z-index: 1;
}

.message {
    max-width: 560px;
    margin: 22px auto 0;
    font-size: 15px;
    line-height: 1.7;
    color: var(--muted-strong, rgba(43, 37, 33, 0.72));
    position: relative;
    z-index: 1;
}

.sub-message {
    margin: 10px auto 0;
    font-size: 13px;
    color: var(--muted);
    position: relative;
    z-index: 1;
}

/* Button */

.actions {
    margin-top: 34px;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 12px;
    position: relative;
    z-index: 1;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 145px;
    padding: 11px 18px;
    border-radius: 10px;
    font-family: "Poppins", sans-serif;
    font-size: 14px;
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    transition:
    transform 0.25s ease,
    box-shadow 0.25s ease,
    background 0.25s ease;
}

.btn-primary {
    color: var(--inverse);
    background:
    linear-gradient(
        180deg,
        var(--accent),
        var(--brown-mid)
    );
    box-shadow: 0 8px 22px rgba(139, 90, 54, 0.14);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 28px rgba(139, 90, 54, 0.20);
}

.btn-secondary {
    color: var(--brown-dark);
    background: transparent;
    border: 1px solid rgba(43, 37, 33, 0.10);
}

.btn-secondary:hover {
    background: var(--warm);
    transform: translateY(-2px);
}

/* Divider */

.divider {
    width: 70px;
    height: 1px;
    margin: 38px auto 22px;
    background: linear-gradient(90deg, transparent, var(--brown-light), transparent);
    position: relative;
    z-index: 1;
}

.small-note {
    margin: 0;
    font-size: 12px;
    color: var(--muted);
    position: relative;
    z-index: 1;
}

/* Footer */

.site-footer {
    padding: 20px 18px;
    text-align: center;
    border-top: 1px solid rgba(43, 37, 33, 0.04);
    color: var(--muted);
    font-size: 12px;
}

.site-footer p {
    margin: 0;
}

.footer-name {
    color: var(--brown-mid);
    font-weight: 600;
}

/* Animation */

@keyframes appear {
    from {
    opacity: 0;
    transform: translateY(18px);
    }
    to {
    opacity: 1;
    transform: translateY(0);
    }
}
/* Accessibility */

a:focus-visible {
    outline: 3px solid rgba(201, 139, 70, 0.25);
    outline-offset: 4px;
}