/* ================================================
   Reset
   ================================================ */

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

* {
    margin: 0;
    padding: 0;
}

html {
    font-size: var(--font-size-rg);
    font-family: var(--font-default);
    color: var(--text-default-body);
    line-height: var(--line-height-rg);
    font-weight: var(--font-weight-medium);
    letter-spacing: 0em;
}

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

ul,
ol {
    list-style: none;
}

a {
    text-decoration: none;
    color: inherit;
}

button,
input,
select,
textarea {
    font: inherit;
    background: none;
    border: none;
}


/* ================================================
   Background
   ================================================ */

body {
    position: relative;
    min-height: 100vh;
}

body::before {
    content: '';
    position: fixed;
    inset: 0;
    background:
        linear-gradient(rgba(255,255,255,0.35), rgba(255,255,255,0.50)),
        url('/assets/img/bg-texture.jpg'),
        radial-gradient(
            ellipse 120% 120% at 10% 10%,
            var(--surface-default-default),
            var(--clay-400)
        );
    background-blend-mode: overlay, soft-light, normal;
    background-size: cover, cover, cover;
    filter: saturate(0.7);
    z-index: -1;
}


/* ================================================
   Layout
   ================================================ */

.wrapper {
    position: relative;
    min-height: 100vh;
    z-index: 1;
}

.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: max(var(--spacing-32), env(safe-area-inset-top))
             clamp(var(--space-320), 5vw, var(--space-1280))
             var(--space-120);
    transition: transform 0.3s ease;
    background: linear-gradient(
    to bottom,
    #fffefe99 0%,
    #fffefe66 50%,
    transparent 80%
    );
}

.site-header.header--hidden {
    transform: translateY(-100%);
}

.logo-favicon-long img {
    height: clamp(var(--space-200), 3vw, var(--space-280));
}

nav {
    display: flex;
    align-items: center;
}

nav ul {
    display: flex;
    justify-content: flex-end;
    align-items: center;
}

nav a {
    display: inline-flex;
    align-items: center;
    vertical-align: middle;
    padding: var(--space-100) var(--space-160);
    border-radius: var(--border-radius-2xl);
    border: var(--border-width-sm) solid transparent;
    color: var(--text-default-heading);
    transition: color 0.2s ease, border-color 0.2s ease, background-color 0.2s ease;
}

nav a:hover {
color: var(--text-default-hover);
font-weight: var(--font-weight-bold);
text-decoration: underline;
text-decoration-color: var(--borders-tertiary-default);
border-color: transparent;
}

nav a:focus,
nav a:focus-visible {
    outline: var(--border-width-md) solid var(--borders-primary-focus);
    outline-offset: var(--space-20);
}

nav a.nav--active {
    color: var(--text-primary-default);
    font-weight: var(--font-weight-bold);
    border-color: var(--borders-primary-default);
    background-color: var(--surface-primary-on-color);
    outline: var(--border-width-md) solid var(--borders-primary-focus);
    outline-offset: var(--space-20);
}

.nav-links {
    padding-top: var(--space-180);
    position: fixed;
    top: 0;
    right: 0;
    height: 100vh;
    width: var(--space-2560);
    z-index: 999;
    background-color: #fffefe80;
    -webkit-backdrop-filter: blur(var(--space-50));
    backdrop-filter: blur(var(--space-50));
    display: none;
    flex-direction: column;
    align-items: flex-start;
    justify-content: flex-start;
}

.nav-links.is-open {
    display: flex;
}

body.sidebar-open {
    overflow: hidden;
}

button.sidebar-close-btn {
    padding: var(--space-100) var(--space-160);
}

button.hamburger-menu {
    cursor: pointer;
    padding: 0;
    display: none;
    align-items: center;
}

main {
    min-height: calc(100vh);
    display: flex;
    align-items: center;
}


/* ================================================
   Hero 
   ================================================ */

.hero {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-96);
    padding: var(--space-1280)
         clamp(var(--space-100), 5vw, var(--space-960))
         clamp(var(--space-640), 6vw, var(--space-1120));
    overflow: visible;
}

/* order */
.hero__content {
    order: 1;
    position: relative;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-8);
    width: 100%;
    z-index: 1;
}


.hero__mark {
    order: 2;
    position: relative;
    width: clamp(14.75rem, 34.46vw, 26.875rem);
    height: clamp(20.375rem, 46.47vw, 36.25rem);
    margin: 0 auto;
    border-radius: var(--border-radius-xs);
    overflow: visible;
    z-index: 1;
    display: flex;
    justify-content: center;
    align-items: center;
    box-shadow:
-0.375em -0.5em 0.5em 0.5em rgba(143, 134, 128, 0.20),
0.5em 0.625em 0.5em 0.5em rgba(255, 254, 254, 0.60),
inset 0.125em 0.125em 0.5em 0.25em rgba(143, 134, 128, 0.20),
inset -0.125em -0.125em 0.5em 0.25em rgba(255, 254, 254, 0.60);
}

.hero__mark img {
    max-width: none;
    width: clamp(20rem, 46vw, 35.875rem);
    height: auto;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}


.hero__form {
    order: 3;
    width: 100%;
    max-width: 360px;
    margin: 0 auto;
    padding: 0 var(--space-140);
}


/* ================================================
   Form
   ================================================ */

.form-stack {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-12);
}

.input-wrapper {
    display: flex;
    flex-direction: column;
    gap: var(--space-80);
    align-items: flex-start;
}

/* ================================================
   Subscribe Success Message
   ================================================ */

#subscribe-success {
    border-left: var(--border-width-rg) solid var(--tertiary-500);
    padding-left: var(--spacing-16);
}

#subscribe-success h6 {
    color: var(--text-default-heading);
    margin-bottom: var(--spacing-8);
}

#subscribe-success p {
    color: var(--text-default-body);
}

/* ================================================
   Transactional Pages (confirm, unsubscribe)
   ================================================ */

.transactional {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: var(--spacing-24);
    padding: var(--space-1280)
             clamp(var(--space-320), 5vw, var(--space-960));
    max-width: 560px;
    margin: 0 auto;
}

.transactional__divider {
    width: 100%;
    height: var(--border-width-sm);
    background-color: var(--tertiary-500);
    margin-bottom: var(--spacing-8);
}

/* ================================================
   Footer
   ================================================ */

.site-footer {
    position: relative;
    display: flex;
    justify-content: flex-end;
    align-items: center;
    padding: var(--spacing-16) clamp(var(--space-320), 5vw, var(--space-1280));
    color: var(--text-default-caption);
    z-index: 100;
}

.site-footer a {
    color: var(--text-default-caption);
    border-bottom: var(--border-width-sm) solid transparent;
    transition: color 0.2s ease, border-color 0.2s ease;
}

.site-footer a:hover {
    color: var(--text-default-subheading);
    border-color: var(--borders-default-focus);
}

/* ================================================
   Policy Page
   ================================================ */

.policy {
    max-width: 680px;
    margin: 0 auto;
    padding: var(--space-1280)
             clamp(var(--space-320), 5vw, var(--space-960))
             var(--space-960);
}

.policy__header {
    margin-bottom: var(--spacing-48);
    padding-bottom: var(--spacing-32);
    border-bottom: var(--border-width-sm) solid var(--tertiary-500);
}

.policy__overline {
    color: var(--text-default-caption);
    letter-spacing: 0.2em;
    text-transform: uppercase;
    margin-bottom: var(--spacing-12);
}

.policy__date {
    color: var(--text-default-caption);
    margin-top: var(--spacing-12);
}

.policy__body {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-32);
}

.policy__section {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-12);
}

.policy__section a {
    color: var(--text-primary-default);
    border-bottom: var(--border-width-sm) solid var(--borders-primary-default);
    transition: color 0.2s ease, border-color 0.2s ease;
}

.policy__section a:hover {
    color: var(--text-primary-hover);
    border-color: var(--borders-primary-hover);
}