/* ============================================================
   EBRPHA Design System — Base + Components
   ============================================================ */

*,
*::before,
*::after {
  box-sizing: border-box;
}
* {
  margin: 0;
}
html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}
body {
  font-family: var(--font-body);
  font-size: var(--text-medium);
  line-height: 1.5;
  color: var(--color-neutral-darkest);
  background: var(--color-white);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
img,
svg,
video {
  display: block;
  max-width: 100%;
}
h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: var(--font-heading);
  font-weight: var(--font-weight-bold);
  line-height: 1.15;
  letter-spacing: -0.01em;
  text-wrap: balance;
}
p {
  text-wrap: pretty;
}
a {
  color: inherit;
  text-decoration: none;
}
button {
  font: inherit;
  cursor: pointer;
}
ul {
  list-style: none;
  padding: 0;
}

/* Accessibility: visible focus everywhere */
:focus-visible {
  outline: 3px solid var(--color-web-orange);
  outline-offset: 2px;
  border-radius: 2px;
}
.skip-link {
  position: absolute;
  left: 1rem;
  top: -3rem;
  z-index: 2000;
  background: var(--color-web-orange);
  color: var(--color-neutral-darkest);
  font-weight: 700;
  padding: 0.75rem 1.25rem;
  border-radius: var(--radius-button);
  transition: top 0.2s ease;
}
.skip-link:focus {
  top: 1rem;
}

/* ---- Type scale utilities ---- */
.h1 { font-size: var(--text-h1); line-height: 1.1; }
.h2 { font-size: var(--text-h2); line-height: 1.15; }
.h3 { font-size: var(--text-h3); line-height: 1.2; }
.h4 { font-size: var(--text-h4); line-height: 1.25; }
.h5 { font-size: var(--text-h5); line-height: 1.3; }
.h6 { font-size: var(--text-h6); line-height: 1.4; }
.text-large { font-size: var(--text-large); }
.text-medium { font-size: var(--text-medium); }
.text-small { font-size: var(--text-small); }
.text-tiny { font-size: var(--text-tiny); }
.eyebrow {
  font-size: var(--text-small);
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

/* ---- Layout ---- */
.container {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
}
.section {
  padding-block: var(--section-y);
  padding-inline: var(--gutter);
}
.section--tight { padding-block: calc(var(--section-y) * 0.7); }
.measure { max-width: var(--container-lg); }
.center { text-align: center; margin-inline: auto; }
.stack > * + * { margin-top: 1rem; }

/* ============================================================
   Buttons
   ============================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.8rem 1.5rem;
  border-radius: var(--radius-button);
  border: 1px solid transparent;
  font-weight: 700;
  font-size: var(--text-small);
  letter-spacing: 0.07em;
  text-transform: uppercase;
  line-height: 1.2;
  transition: background 0.18s ease, color 0.18s ease, border-color 0.18s ease,
    transform 0.18s ease;
}
.btn:active { transform: translateY(1px); }
.btn .icon { width: 1.1em; height: 1.1em; }

/* primary = orient on light, white on dark */
.btn-primary {
  background: var(--color-orient);
  color: var(--color-white);
  border-color: var(--color-orient);
}
.btn-primary:hover {
  background: var(--color-orient-dark);
  border-color: var(--color-orient-dark);
}
/* on dark schemes, primary becomes solid white */
.scheme-1 .btn-primary,
.scheme-2 .btn-primary {
  background: var(--color-white);
  color: var(--color-orient-darkest);
  border-color: var(--color-white);
}
.scheme-1 .btn-primary:hover,
.scheme-2 .btn-primary:hover {
  background: var(--color-orient-lighter);
  border-color: var(--color-orient-lighter);
}

/* secondary = outlined, inherits scheme text */
.btn-secondary {
  background: transparent;
  color: var(--scheme-text, var(--color-neutral-darkest));
  border-color: currentColor;
}
.btn-secondary:hover {
  background: color-mix(in srgb, currentColor 12%, transparent);
}

/* ghost link button with arrow */
.btn-link {
  background: transparent;
  border: none;
  padding: 0;
  font-weight: 600;
  color: inherit;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}
.btn-link .icon { width: 1.1em; height: 1.1em; flex: none; transition: transform 0.18s ease; }
.btn-link:hover .icon { transform: translateX(3px); }

.btn-accent {
  background: var(--color-web-orange);
  color: var(--color-neutral-darkest);
  border-color: var(--color-web-orange);
}
.btn-accent:hover { background: var(--color-web-orange-dark); border-color: var(--color-web-orange-dark); }

.btn-block { width: 100%; }

/* ============================================================
   Brand lockup
   ============================================================ */
.brand { display: inline-flex; align-items: center; gap: 0.6rem; }
.brand__mark { width: 2.5rem; height: 2.5rem; flex: none; display: grid; place-items: center; border-radius: 0.5rem; background: var(--color-web-orange); color: var(--color-orient-darkest); font-family: var(--font-heading); font-weight: 700; font-size: 1.05rem; letter-spacing: 0.01em; }
.scheme-3 .brand__mark { background: var(--color-orient); color: var(--color-white); }
.brand__txt { display: flex; flex-direction: column; line-height: 1.05; }
.brand__name { font-family: var(--font-heading); font-weight: 700; font-size: 1.15rem; letter-spacing: 0.02em; }
.brand__sub { font-size: 0.625rem; letter-spacing: 0.04em; opacity: 0.7; text-transform: uppercase; }
@media (max-width: 420px) { .brand__txt { display: none; } }

/* ============================================================
   Navbar
   ============================================================ */
.nav {
  position: sticky;
  top: 0;
  z-index: 999;
  display: flex;
  align-items: center;
  min-height: 4.5rem;
  padding-inline: var(--gutter);
  border-bottom: 1px solid var(--scheme-border);
}
.nav__inner {
  width: 100%;
  margin-inline: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}
.nav__logo { display: inline-flex; align-items: center; }
.nav__logo img { height: 30px; width: auto; }
.nav__links {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}
.nav__link {
  position: relative;
  padding: 0.5rem 0.9rem;
  font-size: var(--text-medium);
  border-radius: var(--radius-button);
  color: var(--scheme-text);
}
.nav__link:hover { background: var(--color-white-10); }
.scheme-3 .nav__link:hover { background: var(--color-nd-5); }
.nav__link[aria-current="page"] { font-weight: 600; }
.nav__link[aria-current="page"]::after {
  content: "";
  position: absolute;
  left: 0.9rem;
  right: 0.9rem;
  bottom: 0.1rem;
  height: 2px;
  background: var(--color-web-orange);
  border-radius: 2px;
}

/* dropdown */
.nav__dd { position: relative; }
.nav__dd-toggle {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.5rem 0.9rem;
  font-size: var(--text-medium);
  border-radius: var(--radius-button);
  background: transparent;
  border: none;
  color: var(--scheme-text);
}
.nav__dd-toggle:hover { background: var(--color-white-10); }
.nav__dd-toggle .chev { transition: transform 0.2s ease; width: 1.1em; height: 1.1em; }
.nav__dd[data-open="true"] .chev { transform: rotate(180deg); }

.nav__panel {
  position: absolute;
  top: calc(100% + 0.4rem);
  right: 0;
  width: min(40rem, 90vw);
  background: var(--scheme-bg);
  border: 1px solid var(--scheme-border);
  border-radius: var(--radius-card);
  padding: 1rem;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.25rem;
  box-shadow: 0 24px 60px -20px rgba(0, 0, 0, 0.55);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-8px);
  transition: opacity 0.18s ease, transform 0.18s ease, visibility 0.18s;
}
.nav__dd[data-open="true"] .nav__panel {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}
.nav__panel-item {
  display: grid;
  grid-template-columns: max-content 1fr;
  gap: 0.75rem;
  padding: 0.75rem;
  border-radius: var(--radius-button);
  align-items: start;
}
.nav__panel-item:hover { background: var(--color-white-10); }
.nav__panel-item .ico {
  width: 1.5rem;
  height: 1.5rem;
  color: var(--scheme-accent);
}
.nav__panel-item .ttl { font-weight: 600; font-size: var(--text-medium); }
.nav__panel-item .sub { font-size: var(--text-small); color: var(--scheme-muted); margin-top: 0.1rem; }
.nav__panel-foot {
  grid-column: 1 / -1;
  margin-top: 0.5rem;
  padding: 0.9rem;
  border-top: 1px solid var(--scheme-border);
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: var(--text-small);
}
.nav__panel-foot a { text-decoration: underline; }

.nav__cta { display: flex; align-items: center; gap: 0.75rem; }

/* hamburger */
.nav__burger {
  display: none;
  flex-direction: column;
  gap: 5px;
  width: 2.75rem;
  height: 2.75rem;
  align-items: center;
  justify-content: center;
  background: transparent;
  border: none;
}
.nav__burger span {
  width: 1.5rem;
  height: 2px;
  background: var(--scheme-text);
  transition: transform 0.25s ease, opacity 0.2s ease;
}
.nav[data-mobile-open="true"] .nav__burger span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav[data-mobile-open="true"] .nav__burger span:nth-child(2) { opacity: 0; }
.nav[data-mobile-open="true"] .nav__burger span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

@media (max-width: 991px) {
  .nav__burger { display: flex; }
  .nav__links {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    background: var(--scheme-bg);
    border-bottom: 1px solid var(--scheme-border);
    padding: 0.5rem var(--gutter) 1.5rem;
    max-height: calc(100dvh - 4.5rem);
    overflow-y: auto;
    transform: translateY(-110%);
    transition: transform 0.32s ease;
  }
  .nav[data-mobile-open="true"] .nav__links { transform: translateY(0); }
  .nav__link, .nav__dd-toggle { padding: 0.85rem 0.5rem; width: 100%; text-align: left; justify-content: space-between; }
  .nav__panel {
    position: static;
    width: 100%;
    grid-template-columns: 1fr;
    opacity: 1;
    visibility: visible;
    transform: none;
    box-shadow: none;
    border: none;
    background: transparent;
    padding: 0 0 0 0.5rem;
    display: none;
  }
  .nav__dd[data-open="true"] .nav__panel { display: grid; }
  .nav__panel-foot { display: none; }
}

/* ============================================================
   Hero
   ============================================================ */
.hero { position: relative; overflow: hidden; padding-inline: var(--gutter); }
.hero__media { position: absolute; inset: 0; z-index: 0; }
.hero__media video, .hero__media img { width: 100%; height: 100%; object-fit: cover; }
.hero__scrim { position: absolute; inset: 0; background: color-mix(in srgb, var(--color-orient-darkest) 62%, transparent); }
.hero__scrim--grad {
  background: linear-gradient(to top, var(--color-orient-darkest) 8%,
    color-mix(in srgb, var(--color-orient-darkest) 35%, transparent) 60%,
    color-mix(in srgb, var(--color-orient-darkest) 70%, transparent) 100%);
}
.hero__inner { position: relative; z-index: 10; margin-inline: auto; }

/* ============================================================
   Cards
   ============================================================ */
.card {
  border: 1px solid var(--scheme-border);
  border-radius: var(--radius-card);
  background: var(--scheme-bg);
  overflow: hidden;
}
.card--pad { padding: 1.5rem; }
@media (min-width: 768px) { .card--pad { padding: 2rem; } }

/* media/background card with image + scrim */
.bgcard {
  position: relative;
  border-radius: var(--radius-card);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  isolation: isolate;
  min-height: 18rem;
}
.bgcard__media { position: absolute; inset: 0; z-index: 0; }
.bgcard__media img { width: 100%; height: 100%; object-fit: cover; }
.bgcard__scrim {
  position: absolute; inset: 0; z-index: 1;
  background: linear-gradient(to top, color-mix(in srgb, var(--color-orient-darkest) 80%, transparent),
    color-mix(in srgb, var(--color-orient-darkest) 30%, transparent));
}
.bgcard__body { position: relative; z-index: 2; padding: 1.75rem; color: var(--color-white); margin-top: auto; }
.bgcard__body .ico { width: 3rem; height: 3rem; margin-bottom: 1rem; color: var(--color-white); }

/* simple icon-led task card */
.task {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  padding: 1.75rem;
  border: 1px solid var(--scheme-border);
  border-radius: var(--radius-card);
  background: var(--scheme-bg);
  transition: transform 0.18s ease, border-color 0.18s ease, background 0.18s ease;
}
.task:hover { transform: translateY(-3px); border-color: var(--scheme-accent); }
.task__ico {
  width: 3rem; height: 3rem;
  display: grid; place-items: center;
  border-radius: var(--radius-button);
  background: var(--color-white-10);
  color: var(--scheme-accent);
}
.scheme-3 .task__ico { background: var(--color-orient-lightest); }
.task__ico svg { width: 1.6rem; height: 1.6rem; }
.task h3 { font-size: var(--text-h5); }
.task p { color: var(--scheme-muted); }
.task .btn-link { margin-top: auto; padding-top: 0.5rem; }

/* ============================================================
   Forms
   ============================================================ */
.field { display: flex; flex-direction: column; gap: 0.4rem; margin-bottom: 1rem; }
.field label { font-weight: 600; font-size: var(--text-small); }
.field .hint { font-size: var(--text-small); color: var(--scheme-muted); }
.input, .select, .textarea {
  width: 100%;
  padding: 0.7rem 0.9rem;
  border-radius: var(--radius-input);
  border: 1px solid var(--scheme-border);
  background: var(--scheme-bg);
  color: var(--scheme-text);
  font: inherit;
  font-size: var(--text-medium);
}
.scheme-1 .input, .scheme-2 .input,
.scheme-1 .select, .scheme-2 .select,
.scheme-1 .textarea, .scheme-2 .textarea {
  background: var(--color-white-10);
}
.input::placeholder, .textarea::placeholder { color: var(--scheme-muted); }
.input:focus, .select:focus, .textarea:focus { outline-offset: 1px; border-color: var(--scheme-accent); }
.input-row { display: grid; grid-template-columns: 1fr max-content; gap: 0.75rem; }
.form-note { font-size: var(--text-tiny); color: var(--scheme-muted); margin-top: 0.5rem; }
.form-success {
  display: none;
  align-items: center;
  gap: 0.6rem;
  padding: 0.85rem 1rem;
  border-radius: var(--radius-button);
  background: var(--color-sea-green-lightest);
  color: var(--color-sea-green-dark);
  font-weight: 600;
  border: 1px solid var(--color-sea-green-lighter);
}
.form-success.show { display: flex; }
.scheme-1 .form-success, .scheme-2 .form-success {
  background: color-mix(in srgb, var(--color-sea-green) 22%, transparent);
  color: var(--color-white);
  border-color: color-mix(in srgb, var(--color-sea-green) 50%, transparent);
}

/* ============================================================
   Accordion (FAQ)
   ============================================================ */
.accordion { border-top: 1px solid var(--scheme-border); }
.acc-item { border-bottom: 1px solid var(--scheme-border); }
.acc-trigger {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.35rem 0;
  background: transparent;
  border: none;
  text-align: left;
  font-family: var(--font-heading);
  font-weight: var(--font-weight-bold);
  font-size: var(--text-h6);
  color: inherit;
}
.acc-trigger .pm {
  flex: none;
  width: 1.5rem; height: 1.5rem;
  position: relative;
  transition: transform 0.3s ease;
}
.acc-trigger .pm::before,
.acc-trigger .pm::after {
  content: "";
  position: absolute;
  background: currentColor;
  border-radius: 2px;
  transition: opacity 0.2s ease;
}
.acc-trigger .pm::before { left: 0; right: 0; top: 50%; height: 2px; transform: translateY(-50%); }
.acc-trigger .pm::after { top: 0; bottom: 0; left: 50%; width: 2px; transform: translateX(-50%); }
.acc-item[data-open="true"] .pm::after { opacity: 0; }
.acc-panel {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows 0.3s ease;
}
.acc-item[data-open="true"] .acc-panel { grid-template-rows: 1fr; }
.acc-panel > div { overflow: hidden; }
.acc-panel p { padding-bottom: 1.35rem; color: var(--scheme-muted); max-width: 60ch; }

/* ============================================================
   Footer
   ============================================================ */
.footer { padding-block: 3.5rem; padding-inline: var(--gutter); }
.footer__top {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
  padding-bottom: 3rem;
}
.footer__brand img { height: 32px; width: auto; margin-bottom: 1.25rem; }
.footer__cols { display: grid; grid-template-columns: repeat(2, 1fr); gap: 2rem; }
.footer__col h2 { font-size: var(--text-medium); font-weight: 600; margin-bottom: 0.75rem; }
.footer__col li { padding-block: 0.45rem; font-size: var(--text-small); }
.footer__col a { display: inline-flex; align-items: center; gap: 0.6rem; }
.footer__col a:hover { color: var(--color-orient); }
.footer__social svg { width: 1.25rem; height: 1.25rem; }
.footer__rule { height: 1px; background: var(--scheme-border); }
.footer__bottom {
  display: flex;
  flex-direction: column-reverse;
  gap: 1.25rem;
  padding-top: 1.75rem;
  font-size: var(--text-small);
}
.footer__legal { display: flex; flex-wrap: wrap; gap: 1.25rem; }
.footer__legal a { text-decoration: underline; }

@media (min-width: 768px) {
  .footer__cols { grid-template-columns: repeat(3, 1fr); }
}
@media (min-width: 992px) {
  .footer__top { grid-template-columns: 0.85fr 1fr; gap: 6vw; }
  .footer__bottom { flex-direction: row; align-items: center; justify-content: space-between; }
}

/* ============================================================
   Badges / tags / pills / chips
   ============================================================ */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.25rem 0.6rem;
  border-radius: var(--radius-badge);
  font-size: var(--text-small);
  font-weight: 600;
  background: var(--color-orient-lightest);
  color: var(--color-orient-dark);
}
.badge--green { background: var(--color-sea-green-lightest); color: var(--color-sea-green-dark); }
.badge--orange { background: var(--color-web-orange-lightest); color: var(--color-web-orange-dark); }
.badge--red { background: var(--color-mojo-lightest); color: var(--color-mojo-dark); }
.badge--ghost { background: var(--color-white-10); color: var(--scheme-text); }

.chips { display: flex; flex-wrap: wrap; gap: 0.5rem; }
.chip {
  padding: 0.45rem 0.95rem;
  border-radius: 0;
  border: 1px solid var(--scheme-border);
  background: transparent;
  color: inherit;
  font-size: var(--text-small);
  font-weight: 500;
}
.chip[aria-pressed="true"] {
  background: var(--color-orient);
  border-color: var(--color-orient);
  color: var(--color-white);
}
.scheme-1 .chip[aria-pressed="true"], .scheme-2 .chip[aria-pressed="true"] {
  background: var(--color-white);
  color: var(--color-orient-darkest);
  border-color: var(--color-white);
}

/* ---- Image placeholder slot ---- */
.imgslot {
  position: relative;
  background-color: var(--color-neutral-lightest);
  background-image: repeating-linear-gradient(
    -45deg,
    transparent,
    transparent 9px,
    color-mix(in srgb, var(--color-neutral-light) 35%, transparent) 9px,
    color-mix(in srgb, var(--color-neutral-light) 35%, transparent) 10px
  );
  border-radius: var(--radius-image);
  display: grid;
  place-items: center;
  color: var(--color-neutral-dark);
  font-family: ui-monospace, "SFMono-Regular", Menlo, monospace;
  font-size: var(--text-small);
  text-align: center;
  padding: 1rem;
  aspect-ratio: 4 / 3;
}
.scheme-1 .imgslot, .scheme-2 .imgslot {
  background-color: var(--color-white-5);
  color: var(--color-white-50);
  background-image: repeating-linear-gradient(
    -45deg, transparent, transparent 9px,
    var(--color-white-10) 9px, var(--color-white-10) 10px);
}

/* generic grids */
.grid { display: grid; gap: 1.5rem; }
@media (min-width: 768px) { .grid { gap: 2rem; } }
.cols-2 { grid-template-columns: 1fr; }
.cols-3 { grid-template-columns: 1fr; }
.cols-4 { grid-template-columns: 1fr; }
@media (min-width: 640px) { .cols-2 { grid-template-columns: repeat(2,1fr); } .cols-4 { grid-template-columns: repeat(2,1fr); } }
@media (min-width: 992px) {
  .cols-3 { grid-template-columns: repeat(3,1fr); }
  .cols-4 { grid-template-columns: repeat(4,1fr); }
}

.divider { height: 1px; background: var(--scheme-border); margin-block: var(--section-y); }

/* prose lists with checkmarks */
.ticks { display: flex; flex-direction: column; gap: 0.85rem; }
.ticks li { display: grid; grid-template-columns: max-content 1fr; gap: 0.75rem; align-items: start; }
.ticks .tick {
  width: 1.5rem; height: 1.5rem; flex: none;
  border-radius: 999px;
  display: grid; place-items: center;
  background: var(--color-sea-green-lightest);
  color: var(--color-sea-green-dark);
}
.scheme-1 .ticks .tick, .scheme-2 .ticks .tick {
  background: color-mix(in srgb, var(--color-sea-green) 28%, transparent);
  color: var(--color-white);
}
.ticks .tick svg { width: 0.9rem; height: 0.9rem; }

/* utilities */
.mt-auto { margin-top: auto; }
.flex { display: flex; }
.flex-wrap { flex-wrap: wrap; }
.items-center { align-items: center; }
.gap-sm { gap: 0.75rem; }
.gap-md { gap: 1rem; }
.muted { color: var(--scheme-muted); }
.hidden { display: none !important; }

@media (prefers-reduced-motion: reduce) {
  * { animation-duration: 0.001ms !important; transition-duration: 0.001ms !important; scroll-behavior: auto !important; }
}