/* ─────────────────────────────────────────────────────────────────
   emaitzak. — Auth layout extension
   "Larrain bikoitza" — kontu-orriak (login/signup/password/email)
   Mendekotasunak: emaitzak-tokens.css + emaitzak-brand.css
   v2.2.0 · 2026
   ───────────────────────────────────────────────────────────────── */

/* ─── Shell — bi-zutabeko egitura ────────────────────────────────
   .em-auth-shell:        grid kanpoko biltzailea (mobiletan stack)
   .em-auth-aside:        pinu zutabea (lockup + microcopy + watermark)
   .em-auth-card:         krema txartela urrezko zerrenda goian
   ───────────────────────────────────────────────────────────────── */
.em-auth-shell {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--em-space-6);
  align-items: stretch;
  min-height: clamp(420px, 70vh, 720px);
}
@media (min-width: 900px) {
  .em-auth-shell {
    grid-template-columns: 5fr 7fr;
    gap: var(--em-space-12);
  }
}

/* ─── Pinu zutabea ──────────────────────────────────────────────── */
.em-auth-aside {
  position: relative;
  background: var(--em-pine);
  color: var(--em-cream);
  border-radius: var(--em-radius-lg);
  padding: var(--em-space-10);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  overflow: hidden;
  isolation: isolate;
  min-height: 240px;
}
.em-auth-aside__top {
  position: relative;
  z-index: 1;
}
.em-auth-aside__body {
  position: relative;
  z-index: 1;
  max-width: 30ch;
}
.em-auth-aside__eyebrow {
  font-family: var(--em-font-mono);
  font-size: 11px;
  letter-spacing: 0.26em;
  text-transform: uppercase;
  font-weight: 600;
  color: var(--em-gold);
  display: inline-flex;
  align-items: center;
  gap: 12px;
  margin-bottom: var(--em-space-4);
}
.em-auth-aside__eyebrow::before {
  content: '';
  width: 22px;
  height: 1.5px;
  background: currentColor;
}
.em-auth-aside__title {
  font-family: var(--em-font-sans);
  font-weight: 700;
  font-size: clamp(28px, 4.5vw, 44px);
  line-height: 1.02;
  letter-spacing: -0.035em;
  color: var(--em-cream);
  margin: 0 0 var(--em-space-4);
}
.em-auth-aside__body p {
  font-size: 15px;
  line-height: 1.55;
  color: rgba(244, 239, 230, 0.85);
  margin: 0;
}
.em-auth-aside__note {
  font-family: var(--em-font-mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: rgba(244, 239, 230, 0.55);
  margin-top: var(--em-space-6);
}

/* "e." watermark giganta atzealdean */
.em-auth-aside__mark {
  position: absolute;
  right: -60px;
  bottom: -90px;
  font-family: var(--em-font-sans);
  font-weight: 700;
  font-size: 360px;
  line-height: 0.82;
  letter-spacing: -0.08em;
  color: rgba(244, 239, 230, 0.06);
  pointer-events: none;
  user-select: none;
  z-index: 0;
}
.em-auth-aside__mark-d { color: rgba(201, 149, 64, 0.45); }

@media (max-width: 899px) {
  .em-auth-aside { padding: var(--em-space-6); min-height: 160px; }
  .em-auth-aside__mark { font-size: 220px; right: -30px; bottom: -55px; }
}

/* ─── Krema txartela ────────────────────────────────────────────── */
.em-auth-card {
  position: relative;
  background: var(--em-cream);
  border: 1px solid var(--em-rule);
  border-radius: var(--em-radius-lg);
  padding: var(--em-space-10) var(--em-space-10) var(--em-space-8);
  box-shadow: var(--em-shadow-card);
  overflow: hidden;
}
.em-auth-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 4px;
  background: linear-gradient(90deg,
    var(--em-gold) 0%,
    var(--em-gold) 35%,
    var(--em-pine) 35%,
    var(--em-pine) 100%);
}
@media (max-width: 899px) {
  .em-auth-card { padding: var(--em-space-6); }
}

/* ─── Tipografia auth-aren barruan ──────────────────────────────── */
.em-auth-eyebrow {
  font-family: var(--em-font-mono);
  font-size: 11px;
  letter-spacing: 0.26em;
  text-transform: uppercase;
  font-weight: 600;
  color: var(--em-gold-hi);
  margin-bottom: var(--em-space-3);
  display: block;
}
.em-auth-title {
  font-family: var(--em-font-sans);
  font-weight: 700;
  font-size: 28px;
  line-height: 1.1;
  letter-spacing: -0.025em;
  color: var(--em-pine);
  margin: 0 0 var(--em-space-2);
  position: relative;
}
.em-auth-title::after {
  content: '';
  display: block;
  width: 38px;
  height: 3px;
  background: var(--em-gold);
  margin-top: 12px;
  border-radius: 2px;
}
.em-auth-sub {
  font-size: 14px;
  color: rgba(10, 10, 10, 0.65);
  margin: 0 0 var(--em-space-6);
  line-height: 1.5;
}

.em-auth-h2 {
  font-family: var(--em-font-mono);
  font-size: 11px;
  letter-spacing: 0.26em;
  text-transform: uppercase;
  font-weight: 600;
  color: rgba(10, 10, 10, 0.55);
  margin: var(--em-space-6) 0 var(--em-space-3);
}

.em-auth-p {
  font-size: 14px;
  line-height: 1.55;
  color: rgba(10, 10, 10, 0.7);
  margin: 0 0 var(--em-space-4);
}

.em-auth-hr {
  border: 0;
  height: 1px;
  background: var(--em-rule);
  margin: var(--em-space-6) 0;
  position: relative;
  overflow: visible;
}
.em-auth-hr::before {
  content: attr(data-label);
  position: absolute;
  top: -10px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--em-cream);
  padding: 0 var(--em-space-3);
  font-family: var(--em-font-mono);
  font-size: 11px;
  letter-spacing: 0.26em;
  text-transform: uppercase;
  color: rgba(10, 10, 10, 0.45);
  font-weight: 600;
}

/* ─── Field — input branded ─────────────────────────────────────── */
.em-auth-field { display: flex; flex-direction: column; gap: 6px; }
.em-auth-label {
  font-family: var(--em-font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  font-weight: 600;
  color: rgba(10, 10, 10, 0.7);
}
.em-auth-label__required { color: var(--em-gold-hi); margin-left: 4px; }

.em-auth-input,
.em-auth-textarea {
  width: 100%;
  font-family: var(--em-font-sans);
  font-size: 15px;
  line-height: 1.4;
  padding: 11px 14px;
  background: var(--em-paper);
  color: var(--em-ink);
  border: 1px solid var(--em-rule);
  border-radius: var(--em-radius-md);
  transition: border-color 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
  box-sizing: border-box;
}
.em-auth-input:hover,
.em-auth-textarea:hover { border-color: var(--em-rule-hi); }
.em-auth-input:focus,
.em-auth-textarea:focus {
  outline: none;
  border-color: var(--em-pine);
  box-shadow: 0 0 0 3px rgba(15, 61, 46, 0.10);
  background: #fff;
}
.em-auth-input[aria-invalid="true"],
.em-auth-textarea[aria-invalid="true"] {
  border-color: var(--em-danger);
}
.em-auth-help {
  font-size: 12px;
  color: rgba(10, 10, 10, 0.55);
  margin-top: 2px;
}
.em-auth-errors {
  list-style: none;
  margin: 0;
  padding: 0;
  font-size: 12px;
  color: var(--em-danger);
  font-weight: 500;
}

/* Checkbox aukerakoa */
.em-auth-check {
  display: inline-flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 14px;
  color: rgba(10, 10, 10, 0.8);
  cursor: pointer;
}
.em-auth-check input[type="checkbox"] {
  appearance: none;
  width: 18px;
  height: 18px;
  margin-top: 2px;
  border: 1.5px solid var(--em-rule-hi);
  border-radius: 4px;
  background: var(--em-paper);
  cursor: pointer;
  transition: all 0.15s ease;
  flex: 0 0 auto;
}
.em-auth-check input[type="checkbox"]:checked {
  background: var(--em-pine);
  border-color: var(--em-pine);
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%23F4EFE6'><path d='M13.5 4.5L6 12L2.5 8.5L3.5 7.5L6 10L12.5 3.5z'/></svg>");
  background-size: 14px 14px;
  background-repeat: no-repeat;
  background-position: center;
}
.em-auth-check input[type="checkbox"]:focus {
  box-shadow: 0 0 0 3px rgba(15, 61, 46, 0.15);
  outline: none;
}

/* ─── Alert / messages ──────────────────────────────────────────── */
.em-auth-alert {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 10px 14px;
  border-radius: var(--em-radius-md);
  font-size: 13px;
  line-height: 1.45;
  font-weight: 500;
  margin-bottom: var(--em-space-4);
  border: 1px solid;
}
.em-auth-alert--info {
  background: rgba(15, 61, 46, 0.06);
  border-color: rgba(15, 61, 46, 0.18);
  color: var(--em-pine);
}
.em-auth-alert--success {
  background: rgba(31, 122, 74, 0.08);
  border-color: rgba(31, 122, 74, 0.25);
  color: var(--em-success);
}
.em-auth-alert--warn {
  background: rgba(185, 122, 26, 0.10);
  border-color: rgba(185, 122, 26, 0.30);
  color: var(--em-warn);
}
.em-auth-alert--error {
  background: rgba(155, 43, 27, 0.07);
  border-color: rgba(155, 43, 27, 0.25);
  color: var(--em-danger);
}
.em-auth-alert__dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: currentColor;
  flex: 0 0 auto;
  margin-top: 6px;
  opacity: 0.7;
}

/* ─── Botoiak (auth-extension) ──────────────────────────────────── */
.em-auth-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  width: 100%;
  padding: 12px 20px;
  font-family: var(--em-font-sans);
  font-weight: 700;
  font-size: 15px;
  letter-spacing: -0.005em;
  border-radius: var(--em-radius-md);
  border: 1px solid transparent;
  cursor: pointer;
  text-decoration: none;
  transition: transform 0.10s ease, background 0.15s ease, border-color 0.15s ease;
  box-sizing: border-box;
}
.em-auth-btn:active { transform: translateY(1px); }
.em-auth-btn--primary {
  background: var(--em-pine);
  color: var(--em-cream);
}
.em-auth-btn--primary:hover { background: var(--em-pine-hi); }
.em-auth-btn--gold {
  background: var(--em-gold);
  color: var(--em-pine);
}
.em-auth-btn--gold:hover { background: var(--em-gold-lo); }
.em-auth-btn--outline {
  background: transparent;
  color: var(--em-pine);
  border-color: var(--em-rule-hi);
}
.em-auth-btn--outline:hover { background: var(--em-cream); border-color: var(--em-pine); }
.em-auth-btn--danger {
  background: var(--em-danger);
  color: var(--em-cream);
}
.em-auth-btn--ghost {
  background: transparent;
  color: rgba(10, 10, 10, 0.7);
  padding: 8px 14px;
  font-size: 13px;
  font-weight: 500;
  width: auto;
}
.em-auth-btn--ghost:hover { color: var(--em-pine); }

/* ─── Provider button (Google etab.) ────────────────────────────── */
.em-provider {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  width: 100%;
  padding: 11px 16px;
  background: #fff;
  color: var(--em-ink);
  border: 1px solid var(--em-rule);
  border-radius: var(--em-radius-md);
  font-family: var(--em-font-sans);
  font-weight: 600;
  font-size: 14px;
  text-decoration: none;
  transition: border-color 0.15s ease, transform 0.10s ease;
}
.em-provider:hover { border-color: var(--em-pine); }
.em-provider:active { transform: translateY(1px); }
.em-provider__icon {
  width: 18px;
  height: 18px;
  flex: 0 0 auto;
}

/* ─── Auth footer link (azpiko mezua) ───────────────────────────── */
.em-auth-foot {
  text-align: center;
  font-size: 13px;
  color: rgba(10, 10, 10, 0.6);
  margin-top: var(--em-space-6);
  padding-top: var(--em-space-5);
  border-top: 1px dashed var(--em-rule);
}
.em-auth-foot a {
  color: var(--em-pine);
  font-weight: 600;
  text-decoration: none;
  border-bottom: 1.5px solid var(--em-gold);
  padding-bottom: 1px;
}
.em-auth-foot a:hover { color: var(--em-pine-hi); border-color: var(--em-pine); }

/* Mini link (forgot password) */
.em-auth-link {
  font-size: 12px;
  color: rgba(10, 10, 10, 0.6);
  text-decoration: none;
  font-family: var(--em-font-mono);
  letter-spacing: 0.08em;
}
.em-auth-link:hover { color: var(--em-pine); text-decoration: underline; }