/* ── Reset ─────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

body {
  font-family: var(--font-family);
  background: var(--color-bg);
  color: var(--color-text);
  font-size: 16px;
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

a { color: var(--color-primary); text-decoration: none; }
a:hover { text-decoration: underline; }

/* ── Layout ────────────────────────────────────────────── */
.container     { max-width: 1280px; margin: 0 auto; padding: 0 32px; }
main.container { flex: 1; padding-top: 48px; padding-bottom: 72px; }

/* ── Header ────────────────────────────────────────────── */
.site-header { background: var(--color-navy); padding: 16px 0; }

.header-inner {
  display: flex;
  align-items: center;
  position: relative;
}

.header-logo { display: flex; align-items: center; }
.logo-img    { height: 32px; filter: brightness(0) invert(1); }
.logo-text   { font-size: 19px; font-weight: 600; color: #fff; }

.header-title {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  font-size: 17px;
  font-weight: 600;
  color: rgba(255,255,255,0.9);
  letter-spacing: .01em;
  pointer-events: none;
}

/* ── Footer ────────────────────────────────────────────── */
.site-footer { background: var(--color-navy); padding: 20px 0; margin-top: 48px; }

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,0.55);
  font-size: 13px;
}

/* ── Button ─────────────────────────────────────────────── */
.btn {
  display: inline-block;
  padding: 10px 24px;
  border: none;
  border-radius: 3px;
  font-family: var(--font-family);
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  white-space: nowrap;
  letter-spacing: .02em;
  transition: background .15s, box-shadow .15s;
  text-decoration: none;
}
.btn-primary {
  background: var(--color-navy);
  color: #fff;
}
.btn-primary:hover {
  background: color-mix(in srgb, var(--color-navy) 85%, black);
  box-shadow: 0 2px 8px color-mix(in srgb, var(--color-navy) 30%, transparent);
  text-decoration: none;
  color: #fff;
}
.btn-secondary {
  background: transparent;
  color: var(--color-navy);
  border: 1px solid var(--color-border);
}
.btn-secondary:hover {
  border-color: var(--color-navy);
  background: color-mix(in srgb, var(--color-navy) 5%, #fff);
  text-decoration: none;
}

/* ── Card ──────────────────────────────────────────────── */
.card {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: 12px;
  padding: 24px 28px;
  margin-bottom: 16px;
}

/* ── Form ──────────────────────────────────────────────── */
.form-group { margin-bottom: 20px; }

label {
  display: block;
  font-size: 14px;
  font-weight: 500;
  margin-bottom: 6px;
  color: var(--color-text);
}

input[type="text"],
input[type="email"],
input[type="password"],
input[type="number"],
select,
textarea {
  width: 100%;
  padding: 9px 12px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  font-family: var(--font-family);
  font-size: 14px;
  color: var(--color-text);
  background: #fff;
  transition: border-color .15s, box-shadow .15s;
}

input:focus,
select:focus,
textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--color-primary) 15%, transparent);
}

/* ── Messages ──────────────────────────────────────────── */
.messages { list-style: none; margin-bottom: 24px; }

.message {
  padding: 10px 14px;
  border-radius: var(--radius);
  font-size: 14px;
  margin-bottom: 8px;
  border: 1px solid transparent;
}
.message-success { background: #edf7ed; border-color: #b6ddb6; color: #237523; }
.message-error   { background: #fef0f0; border-color: #f5c6c6; color: #c0392b; }
.message-info    { background: color-mix(in srgb, var(--color-navy) 6%, #fff); border-color: color-mix(in srgb, var(--color-navy) 20%, #fff); color: var(--color-navy); }

/* ── Responsive ─────────────────────────────────────────── */
@media (max-width: 700px) {
  .container     { padding: 0 16px; }
  main.container { padding-top: 28px; padding-bottom: 48px; }
  .card          { padding: 18px 20px; }
}