/* =========================================================
   BURGER MENU – Premium side-panel for mobil
   Inkluder med: <link rel="stylesheet" href="css/burger.css">
   Vises kun på mobil/tablet (≤900px)
   ========================================================= */

:root {
    --burger-bg: rgba(8, 11, 22, 0.98);
    --burger-text: #ffffff;
    --burger-text-muted: rgba(255, 255, 255, 0.55);
    --burger-accent: #5b8cff;
    --burger-border: rgba(255, 255, 255, 0.08);
    /* Panel-bredde: 70% av viewporten, men max 380px på større tablet
       30% av skjermen blir backdrop man kan trykke på for å lukke */
    --burger-panel-width: min(380px, 70vw);
}

/* =========================================================
   BURGER-KNAPP (hamburger ikon)
   Posisjoneres til høyre via header layout
   ========================================================= */
.burger-toggle {
    display: none; /* Skjult som standard – vises kun på mobil */
    position: relative;
    width: 44px;
    height: 44px;
    padding: 0;
    background: transparent;
    border: none;
    cursor: pointer;
    /* Z-index 1002 = over menyen så den er klikkbar mens menyen er åpen */
    z-index: 1002;
    -webkit-tap-highlight-color: transparent;
    /* Sørger for at burger-knappen er ytterst til høyre */
    margin-left: auto;
}

.burger-toggle__lines {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 22px;
    height: 14px;
    transform: translate(-50%, -50%);
}

.burger-toggle__line {
    position: absolute;
    left: 0;
    width: 100%;
    height: 1.5px;
    background: var(--burger-text);
    border-radius: 2px;
    transition: transform 0.4s cubic-bezier(0.65, 0, 0.35, 1),
                opacity 0.3s ease,
                top 0.4s cubic-bezier(0.65, 0, 0.35, 1),
                width 0.4s cubic-bezier(0.65, 0, 0.35, 1);
}

.burger-toggle__line:nth-child(1) {
    top: 0;
}

.burger-toggle__line:nth-child(2) {
    top: 50%;
    transform: translateY(-50%);
    width: 75%;
}

.burger-toggle__line:nth-child(3) {
    top: 100%;
    transform: translateY(-100%);
    width: 90%;
}

/* Når menyen er åpen – linjer blir et X */
.burger-toggle.is-open .burger-toggle__line:nth-child(1) {
    top: 50%;
    transform: translateY(-50%) rotate(45deg);
}

.burger-toggle.is-open .burger-toggle__line:nth-child(2) {
    opacity: 0;
    transform: translateY(-50%) scaleX(0);
}

.burger-toggle.is-open .burger-toggle__line:nth-child(3) {
    top: 50%;
    width: 100%;
    transform: translateY(-50%) rotate(-45deg);
}

/* =========================================================
   BACKDROP – Mørk overlay bak panelet
   Klikkbar for å lukke menyen
   ========================================================= */
.burger-backdrop {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    /* Z-index 1000 = garantert over header (100), CTA-seksjon, alt annet */
    z-index: 1000;
    background: rgba(2, 4, 10, 0.6);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    opacity: 0;
    /* Pointer-events må togles uten visibility-delay for at touch-klikk skal fungere */
    pointer-events: none;
    transition: opacity 0.4s cubic-bezier(0.65, 0, 0.35, 1);
    /* Sørg for at backdrop fanger touch-events – ikke noe rart med events */
    -webkit-tap-highlight-color: transparent;
    cursor: pointer;
}

.burger-backdrop.is-open {
    opacity: 1;
    pointer-events: auto;
}

/* =========================================================
   SIDE-PANEL MENU (glir inn fra høyre)
   ========================================================= */
.burger-menu {
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    width: var(--burger-panel-width);
    /* Z-index 1001 = over backdrop (1000) og header (100) */
    z-index: 1001;
    background: var(--burger-bg);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    border-left: 1px solid var(--burger-border);
    box-shadow: -20px 0 60px rgba(0, 0, 0, 0.4);
    /* Skjult til høyre */
    transform: translateX(100%);
    pointer-events: none;
    transition: transform 0.5s cubic-bezier(0.65, 0, 0.35, 1);
    /* Optimaliser GPU */
    will-change: transform;
}

.burger-menu.is-open {
    transform: translateX(0);
    pointer-events: auto;
}

/* Dekorative glow-effekter inne i panelet */
.burger-menu__glow {
    position: absolute;
    width: 300px;
    height: 300px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(91, 140, 255, 0.15) 0%, transparent 65%);
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.8s cubic-bezier(0.22, 1, 0.36, 1) 0.2s;
}

.burger-menu__glow--top {
    top: -100px;
    right: -100px;
}

.burger-menu__glow--bottom {
    bottom: -100px;
    left: -120px;
}

.burger-menu.is-open .burger-menu__glow {
    opacity: 1;
}

/* Indre container */
.burger-menu__inner {
    position: relative;
    height: 100%;
    display: flex;
    flex-direction: column;
    padding: 28px 28px 40px;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
}

/* =========================================================
   TOPP – Label og hint
   ========================================================= */
.burger-menu__top {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 4px;
    margin-bottom: 40px;
    padding-bottom: 20px;
    border-bottom: 1px solid var(--burger-border);
}

.burger-menu__top-label {
    font-family: 'Inter', sans-serif;
    font-size: 11px;
    font-weight: 500;
    color: var(--burger-text-muted);
    letter-spacing: 0.22em;
    text-transform: uppercase;
}

.burger-menu__top-hint {
    font-family: 'Inter', sans-serif;
    font-size: 11px;
    color: rgba(255, 255, 255, 0.3);
    font-weight: 300;
    letter-spacing: 0.02em;
}

/* =========================================================
   NAVIGASJONS-LENKER
   ========================================================= */
.burger-menu__nav {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
}

.burger-menu__item {
    /* Initial state – usynlig og litt forskjøvet */
    opacity: 0;
    transform: translateX(20px);
    transition: opacity 0.5s cubic-bezier(0.22, 1, 0.36, 1),
                transform 0.5s cubic-bezier(0.22, 1, 0.36, 1);
}

/* Stagger animasjon når menyen åpnes – kommer fra høyre */
.burger-menu.is-open .burger-menu__item {
    opacity: 1;
    transform: translateX(0);
}

.burger-menu.is-open .burger-menu__item:nth-child(1) { transition-delay: 0.20s; }
.burger-menu.is-open .burger-menu__item:nth-child(2) { transition-delay: 0.26s; }
.burger-menu.is-open .burger-menu__item:nth-child(3) { transition-delay: 0.32s; }
.burger-menu.is-open .burger-menu__item:nth-child(4) { transition-delay: 0.38s; }
.burger-menu.is-open .burger-menu__item:nth-child(5) { transition-delay: 0.44s; }

.burger-menu__link {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 18px 4px;
    font-family: 'Manrope', sans-serif;
    font-size: 24px;
    font-weight: 500;
    color: var(--burger-text);
    text-decoration: none;
    letter-spacing: -0.02em;
    line-height: 1.2;
    border-bottom: 1px solid var(--burger-border);
    transition: color 0.3s ease, padding-left 0.4s cubic-bezier(0.22, 1, 0.36, 1);
    -webkit-tap-highlight-color: transparent;
}

.burger-menu__link:active,
.burger-menu__link:hover {
    color: var(--burger-accent);
    padding-left: 12px;
}

.burger-menu__number {
    font-family: 'Inter', sans-serif;
    font-size: 11px;
    font-weight: 500;
    color: var(--burger-text-muted);
    letter-spacing: 0.1em;
    transition: color 0.3s ease;
}

.burger-menu__link:active .burger-menu__number,
.burger-menu__link:hover .burger-menu__number {
    color: var(--burger-accent);
}

/* =========================================================
   CTA "La oss snakke" – nederst i menyen
   ========================================================= */
.burger-menu__cta-wrap {
    margin-top: 40px;
    padding-top: 28px;
    opacity: 0;
    transform: translateY(16px);
    transition: opacity 0.5s cubic-bezier(0.22, 1, 0.36, 1) 0.55s,
                transform 0.5s cubic-bezier(0.22, 1, 0.36, 1) 0.55s;
}

.burger-menu.is-open .burger-menu__cta-wrap {
    opacity: 1;
    transform: translateY(0);
}

.burger-menu__cta-label {
    display: block;
    font-family: 'Inter', sans-serif;
    font-size: 11px;
    font-weight: 500;
    color: var(--burger-text-muted);
    letter-spacing: 0.18em;
    text-transform: uppercase;
    margin-bottom: 14px;
}

.burger-menu__cta {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 14px 24px;
    border-radius: 999px;
    background: linear-gradient(135deg, #5b8cff, #4170e8);
    color: #ffffff;
    text-decoration: none;
    font-family: 'Inter', sans-serif;
    font-size: 14px;
    font-weight: 500;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    box-shadow:
        0 0 0 1px rgba(91, 140, 255, 0.5),
        0 6px 20px rgba(91, 140, 255, 0.35),
        inset 0 1px 0 rgba(255, 255, 255, 0.2);
    -webkit-tap-highlight-color: transparent;
}

.burger-menu__cta:active {
    transform: scale(0.97);
}

.burger-menu__cta svg {
    transition: transform 0.3s ease;
}

.burger-menu__cta:active svg {
    transform: translateX(4px);
}

/* Footer i menyen – kontaktinfo */
.burger-menu__footer {
    margin-top: 28px;
    padding-top: 20px;
    border-top: 1px solid var(--burger-border);
    opacity: 0;
    transition: opacity 0.5s cubic-bezier(0.22, 1, 0.36, 1) 0.65s;
}

.burger-menu.is-open .burger-menu__footer {
    opacity: 1;
}

.burger-menu__email {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-family: 'Inter', sans-serif;
    font-size: 13px;
    color: var(--burger-text-muted);
    text-decoration: none;
    transition: color 0.3s ease;
}

.burger-menu__email:hover,
.burger-menu__email:active {
    color: var(--burger-text);
}

.burger-menu__email svg {
    color: var(--burger-accent);
}

/* =========================================================
   SCROLL-LOCK når menyen er åpen
   ========================================================= */
body.burger-menu-open {
    overflow: hidden;
    padding-right: var(--scrollbar-width, 0px);
}

/* =========================================================
   VISNING – Kun på mobil/tablet
   ========================================================= */
@media (max-width: 900px) {
    .burger-toggle {
        display: block;
    }

    /* Skjul den vanlige nav, CTA og dekor-prikk i headeren på mobil */
    .site-header__nav {
        display: none;
    }

    .site-header__cta {
        display: none;
    }

    /* Skjul den blå prikken på mobil så burger-knappen får plass ytterst til høyre */
    .site-header__dot {
        display: none;
    }
}

/* På større skjermer – menyen er aldri synlig */
@media (min-width: 901px) {
    .burger-menu,
    .burger-backdrop {
        display: none !important;
    }
}

/* =========================================================
   MINDRE SKJERMER
   ========================================================= */
@media (max-width: 380px) {
    .burger-menu__inner {
        padding: 24px 22px 32px;
    }

    .burger-menu__link {
        font-size: 22px;
        padding: 16px 4px;
    }

    .burger-menu__top {
        margin-bottom: 36px;
    }
}

/* =========================================================
   TILGJENGELIGHET
   ========================================================= */
@media (prefers-reduced-motion: reduce) {
    .burger-menu,
    .burger-backdrop,
    .burger-menu__item,
    .burger-menu__cta-wrap,
    .burger-menu__footer,
    .burger-toggle__line {
        transition-duration: 0.01ms !important;
    }
}