:root {
  --menu-night: #07142f;
  --menu-cream: #fff3d0;
  --menu-gold: #ffcc68;
  --menu-coral: #ff665d;
  --menu-blue: #147fd1;
  --menu-navy: #082453;
  --menu-line: rgba(255, 226, 164, .2);
}

.floppy-menu, .floppy-menu * { box-sizing: border-box; }
.floppy-menu { position: relative; z-index: 80; width: 100%; color: var(--menu-cream); background: rgba(6, 17, 40, .9); border-bottom: 1px solid var(--menu-line); font-family: Manrope, system-ui, sans-serif; backdrop-filter: blur(18px); }
.floppy-menu--landing { position: absolute; inset: 0 0 auto; background: linear-gradient(180deg, rgba(4, 12, 29, .9), rgba(4, 12, 29, .2)); }
.floppy-menu--sticky { position: sticky; top: 0; }
.floppy-menu__inner { width: min(1440px, calc(100% - 48px)); min-height: 86px; display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: 28px; margin-inline: auto; }
.floppy-menu__brand { display: inline-flex; align-items: center; gap: 10px; width: max-content; color: inherit; text-decoration: none; font-family: "Cormorant Garamond", Georgia, serif; font-size: 1.78rem; font-weight: 700; letter-spacing: -.025em; }
.floppy-menu__brand img { width: 48px; height: 48px; border: 1px solid rgba(255, 204, 104, .38); border-radius: 50%; object-fit: cover; box-shadow: 0 0 24px rgba(255, 186, 63, .16); }
.floppy-menu__links { display: flex; align-items: center; justify-content: center; gap: clamp(16px, 2vw, 32px); }
.floppy-menu__links a, .floppy-menu__admin { position: relative; color: #dce5f4; text-decoration: none; font-size: .82rem; font-weight: 750; white-space: nowrap; transition: color .2s ease, background .2s ease; }
.floppy-menu__links a:hover, .floppy-menu__links a[aria-current="page"], .floppy-menu__admin:hover { color: var(--menu-gold); }
.floppy-menu__links a[aria-current="page"]::after { content: ""; position: absolute; left: 0; right: 0; bottom: -12px; height: 2px; border-radius: 2px; background: var(--menu-gold); box-shadow: 0 0 12px rgba(255, 204, 104, .7); }
.floppy-menu__actions { display: flex; align-items: center; justify-content: flex-end; gap: 12px; }
.floppy-menu__admin { width: 42px; height: 42px; display: grid; place-items: center; border: 1px solid rgba(255, 255, 255, .13); border-radius: 12px; background: rgba(255, 255, 255, .055); }
.floppy-menu__admin svg { width: 19px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.floppy-menu__start { min-height: 46px; display: inline-flex; align-items: center; justify-content: center; padding: 11px 19px; border-radius: 13px; color: #fff; background: linear-gradient(135deg, #ff7863, #ef5754); box-shadow: 0 11px 27px rgba(255, 92, 82, .26); text-decoration: none; font-size: .8rem; font-weight: 850; white-space: nowrap; transition: transform .2s ease, filter .2s ease; }
.floppy-menu__start:hover { transform: translateY(-2px); filter: brightness(1.06); }
.floppy-menu__toggle { display: none; width: 44px; height: 44px; padding: 9px; border: 1px solid rgba(255,255,255,.18); border-radius: 12px; color: var(--menu-cream); background: rgba(255,255,255,.06); cursor: pointer; }
.floppy-menu__toggle span { width: 23px; height: 2px; display: block; margin: 5px auto; border-radius: 2px; background: currentColor; }
.floppy-menu__mobile { display: none; padding: 8px 24px 20px; border-top: 1px solid var(--menu-line); }
.floppy-menu__mobile[hidden] { display: none; }
.floppy-menu__mobile a { display: block; padding: 11px 8px; color: #e8edf8; text-decoration: none; font-size: .88rem; font-weight: 750; }
.floppy-menu__mobile a:hover, .floppy-menu__mobile a[aria-current="page"] { color: var(--menu-gold); }
.floppy-menu__mobile .floppy-menu__mobile-start { margin-top: 7px; border-radius: 11px; color: #fff; background: linear-gradient(135deg, #ff7863, #ef5754); text-align: center; }

body.lesson-app .floppy-menu { width: calc(100% + 56px); margin-inline: -28px; }
body.admin-app .floppy-menu { width: calc(100% + 36px); margin-inline: -18px; }
body.admin-app .floppy-admin-menu { width: calc(100% + 36px); margin-inline: -18px; }
body.admin-login { padding: 0 0 48px; }

/* Light application header: learner daytime mode and admin pages. */
body.lesson-app:not([data-theme="dark"]) .floppy-menu,
body.admin-app .floppy-menu,
body.library-app .floppy-menu,
body.admin-login .floppy-menu { color: var(--menu-navy); background: rgba(255, 255, 255, .96); border-bottom-color: #d8e3ee; }
body.lesson-app:not([data-theme="dark"]) .floppy-menu__links a,
body.lesson-app:not([data-theme="dark"]) .floppy-menu__admin,
body.admin-app .floppy-menu__links a, body.admin-app .floppy-menu__admin,
body.library-app .floppy-menu__links a, body.library-app .floppy-menu__admin,
body.admin-login .floppy-menu__links a, body.admin-login .floppy-menu__admin { color: #41546c; }
body.lesson-app:not([data-theme="dark"]) .floppy-menu__links a:hover,
body.lesson-app:not([data-theme="dark"]) .floppy-menu__links a[aria-current="page"],
body.admin-app .floppy-menu__links a:hover, body.admin-app .floppy-menu__links a[aria-current="page"],
body.library-app .floppy-menu__links a:hover, body.library-app .floppy-menu__links a[aria-current="page"] { color: var(--menu-blue); }
body.lesson-app:not([data-theme="dark"]) .floppy-menu__links a[aria-current="page"]::after,
body.admin-app .floppy-menu__links a[aria-current="page"]::after,
body.library-app .floppy-menu__links a[aria-current="page"]::after { background: var(--menu-blue); box-shadow: 0 0 10px rgba(20,127,209,.35); }
body.lesson-app:not([data-theme="dark"]) .floppy-menu__admin,
body.admin-app .floppy-menu__admin,
body.library-app .floppy-menu__admin,
body.admin-login .floppy-menu__admin { border-color: #d8e3ee; background: #f7fbff; }
body.lesson-app:not([data-theme="dark"]) .floppy-menu__toggle,
body.admin-app .floppy-menu__toggle,
body.library-app .floppy-menu__toggle,
body.admin-login .floppy-menu__toggle { color: var(--menu-navy); border-color: #d8e3ee; background: #f7fbff; }
body.lesson-app:not([data-theme="dark"]) .floppy-menu__mobile,
body.admin-app .floppy-menu__mobile,
body.library-app .floppy-menu__mobile,
body.admin-login .floppy-menu__mobile { border-top-color: #d8e3ee; background: #fff; }
body.lesson-app:not([data-theme="dark"]) .floppy-menu__mobile a,
body.admin-app .floppy-menu__mobile a,
body.library-app .floppy-menu__mobile a,
body.admin-login .floppy-menu__mobile a { color: #41546c; }

.floppy-admin-menu { position: relative; z-index: 70; min-height: 50px; display: flex; align-items: center; justify-content: center; gap: 5px; padding: 6px 20px; overflow-x: auto; border-bottom: 1px solid #d8e3ee; background: #f7fbff; font-family: Manrope, system-ui, sans-serif; scrollbar-width: none; }
.floppy-admin-menu::-webkit-scrollbar { display: none; }
.floppy-admin-menu a, .floppy-admin-menu button { min-height: 36px; display: inline-flex; align-items: center; gap: 7px; flex: none; padding: 8px 11px; border: 0; border-radius: 9px; color: #53647b; background: transparent; text-decoration: none; font: 800 .73rem Manrope, system-ui, sans-serif; cursor: pointer; }
.floppy-admin-menu a:hover, .floppy-admin-menu button:hover, .floppy-admin-menu .is-active { color: var(--menu-blue); background: #eaf6ff; }
.floppy-admin-menu .floppy-admin-menu__exit { color: #a7443d; }

.floppy-lesson-tools { width: min(1536px, calc(100% - 56px)); min-height: 48px; display: flex; align-items: center; justify-content: flex-end; margin: 0 auto; }
.floppy-theme-toggle { min-height: 36px; display: inline-flex; align-items: center; gap: 8px; padding: 7px 11px; border: 1px solid #d8e3ee; border-radius: 10px; color: #41546c; background: #fff; font: 800 .73rem Manrope, system-ui, sans-serif; cursor: pointer; }
.lesson-app[data-theme="dark"] .floppy-theme-toggle { color: #f2e7cd; border-color: rgba(255,226,164,.2); background: rgba(255,255,255,.06); }

@media (max-width: 1080px) {
  .floppy-menu__inner { grid-template-columns: auto 1fr auto; }
  .floppy-menu__links, .floppy-menu__actions .floppy-menu__admin, .floppy-menu__actions .floppy-menu__start { display: none; }
  .floppy-menu__toggle { display: block; justify-self: end; }
  .floppy-menu__mobile:not([hidden]) { display: block; }
}
@media (max-width: 620px) {
  .floppy-menu__inner { width: min(100% - 28px, 1440px); min-height: 70px; }
  .floppy-menu__brand { font-size: 1.43rem; }
  .floppy-menu__brand img { width: 41px; height: 41px; }
  .floppy-admin-menu { justify-content: flex-start; padding-inline: 12px; }
  .floppy-admin-menu a, .floppy-admin-menu button { font-size: .68rem; }
  .floppy-lesson-tools { width: min(100% - 28px, 1536px); }
}