/* =========================================================
   AAMARSTUA WEBSITE — DESIGN SYSTEM
   Change colours, fonts and layout values here.
   ========================================================= */

:root {
    /* Brand palette */
    --color-navy: #20294e;
    --color-navy-deep: #151e3a;
    --color-blue: #5365ad;
    --color-blue-light: #8791c5;
    --color-lilac: #f2f1f9;
    --color-paper: #ffffff;
    --color-ink: #222943;
    --color-muted: #626a80;
    --color-line: #dfe2ed;
    --color-white: #ffffff;

    /* Typography — Google Fonts are loaded in index.html */
    --font-body: "DM Sans", Arial, sans-serif;
    --font-heading: "DM Serif Display", Georgia, serif;

    /* Type scale */
    --text-xs: 0.75rem;
    --text-sm: 0.9rem;
    --text-base: 1rem;
    --text-lg: 1.15rem;
    --heading-xl: clamp(2.8rem, 6vw, 5.7rem);
    --heading-lg: clamp(2.2rem, 4vw, 3.8rem);
    --heading-md: clamp(1.6rem, 2.5vw, 2.2rem);

    /* Layout */
    --content-width: 1180px;
    --page-gutter: clamp(1.25rem, 5vw, 5rem);
    --section-space: clamp(5rem, 10vw, 9rem);
    --header-height: 76px;
    --radius-sm: 4px;
    --radius-md: 12px;

    /* Effects */
    --shadow-card: 0 18px 55px rgba(16, 26, 59, 0.10);
    --transition: 220ms ease;
}

/* ---------- Reset and global styles ---------- */

* {
    box-sizing: border-box;
}

html {
    margin: 0;
    padding: 0;
    scroll-behavior: smooth;
    scroll-padding-top: var(--header-height);
    background: var(--color-navy);
}

body {
    margin: 0;
    padding: 0;
    font-family: var(--font-body);
    font-size: var(--text-base);
    line-height: 1.7;
    color: var(--color-ink);
    background: var(--color-paper);
    -webkit-font-smoothing: antialiased;
}

img {
    display: block;
    max-width: 100%;
}

a {
    color: inherit;
}

button,
a {
    -webkit-tap-highlight-color: transparent;
}

button,
input,
textarea,
select {
    font: inherit;
}

::selection {
    color: var(--color-white);
    background: var(--color-blue);
}

.container {
    width: min(100% - (var(--page-gutter) * 2), var(--content-width));
    margin-inline: auto;
}

.section-anchor {
    scroll-margin-top: var(--header-height);
}

/* ---------- Header and navigation ---------- */

.site-header {
    position: sticky;
    top: 0;
    z-index: 1000;
    width: 100%;
    color: var(--color-white);
    background: rgba(32, 41, 78, 0.97);
    border-bottom: 1px solid rgba(255, 255, 255, 0.09);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
}

.navbar {
    min-height: var(--header-height);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 2rem;
}

.brand {
    display: inline-flex;
    align-items: center;
    gap: 0.7rem;
    color: var(--color-white);
    text-decoration: none;
    font-size: 0.86rem;
    font-weight: 700;
    letter-spacing: 0.14em;
    white-space: nowrap;
}

.brand-logo {
    width: clamp(75px, 4vw, 140px);
    height: clamp(42px, 4vw, 58px);
    object-fit: contain;
    display: block;
    flex-shrink: 0;
}

.brand-mark {
    display: grid;
    width: 34px;
    aspect-ratio: 1;
    place-items: center;
    border: 1px solid rgba(255, 255, 255, 0.45);
    border-radius: var(--radius-sm);
    background: linear-gradient(140deg, var(--color-blue-light), var(--color-navy-deep));
    font-family: var(--font-heading);
    font-size: 1.2rem;
    letter-spacing: 0;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: clamp(1rem, 2.1vw, 2rem);
}

.nav-link,
.language-link {
    position: relative;
    color: rgba(255, 255, 255, 0.82);
    text-decoration: none;
    font-size: 0.82rem;
    font-weight: 500;
    transition: color var(--transition);
}

.nav-link::after {
    position: absolute;
    right: 0;
    bottom: -0.45rem;
    left: 0;
    height: 1px;
    background: var(--color-blue-light);
    content: "";
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--transition);
}

.nav-link:hover,
.nav-link:focus-visible {
    color: var(--color-white);
}

.nav-link:hover::after,
.nav-link:focus-visible::after {
    transform: scaleX(1);
}

.language-link {
    padding: 0.45rem 0.65rem;
    border: 1px solid rgba(255, 255, 255, 0.4);
    border-radius: var(--radius-sm);
    font-size: 0.72rem;
    letter-spacing: 0.06em;
}

.language-link:hover {
    color: var(--color-white);
    border-color: var(--color-white);
}

.menu-toggle {
    display: none;
    width: 44px;
    height: 44px;
    padding: 10px;
    border: 1px solid rgba(255, 255, 255, 0.35);
    border-radius: var(--radius-sm);
    color: var(--color-white);
    background: transparent;
    cursor: pointer;
}

.menu-toggle span {
    display: block;
    width: 100%;
    height: 1px;
    margin: 5px 0;
    background: currentColor;
    transition: transform var(--transition);
}

/* ---------- Shared typography ---------- */

.eyebrow {
    margin: 0 0 1.25rem;
    color: rgba(255, 255, 255, 0.75);
    font-size: var(--text-xs);
    font-weight: 700;
    letter-spacing: 0.2em;
    line-height: 1.5;
    text-transform: uppercase;
}

.eyebrow-dark {
    color: var(--color-blue);
}

h1,
h2,
h3,
p {
    margin-top: 0;
}

h1,
h2,
h3 {
    font-weight: 400;
}

h1,
h2 {
    font-family: var(--font-heading);
    line-height: 1.08;
    letter-spacing: -0.025em;
}

h2 {
    margin-bottom: 1.4rem;
    font-size: var(--heading-lg);
}

h3 {
    margin-bottom: 1rem;
    font-size: var(--heading-md);
    line-height: 1.2;
}

.section {
    padding-block: var(--section-space);
}

.section-soft {
    background: var(--color-lilac);
}

.section-heading {
    max-width: 760px;
    margin-bottom: clamp(3rem, 7vw, 6rem);
}

.section-heading h2 {
    max-width: 740px;
}

.section-intro {
    max-width: 650px;
    margin-bottom: 0;
    color: var(--color-muted);
    font-size: var(--text-lg);
}

.section-heading-light {
    color: var(--color-white);
}

.section-heading-light .section-intro {
    color: rgba(255, 255, 255, 0.72);
}

/* ---------- Hero ---------- */

.hero {
    position: relative;
    display: flex;
    min-height: min(760px, calc(100svh - var(--header-height)));
    align-items: center;
    overflow: hidden;
    color: var(--color-white);
    background: var(--color-navy-deep);
    isolation: isolate;
}

.hero-image,
.hero-shade {
    position: absolute;
    inset: 0;
    z-index: -1;
}

.hero-image {
    background:
        linear-gradient(120deg, rgba(21, 30, 58, 0.2), rgba(21, 30, 58, 0.05)),
        url("images/hallingskarvet.jpg") center 48% / cover no-repeat;
    transform: scale(1.025);
    animation: hero-reveal 1.2s ease both;
}

.hero-shade {
    background:
        linear-gradient(90deg, rgba(26, 35, 73, 0.98) 0%, rgba(32, 41, 78, 0.87) 43%, rgba(32, 41, 78, 0.35) 100%),
        linear-gradient(0deg, rgba(18, 26, 54, 0.25), transparent 50%);
}

.hero-content {
    position: relative;
    z-index: 1;
    padding-block: 7rem 8rem;
    animation: content-reveal 800ms 100ms ease both;
}

.hero h1 {
    max-width: 880px;
    margin-bottom: 1.6rem;
    font-size: var(--heading-xl);
}

.hero-lead {
    max-width: 720px;
    margin-bottom: 1rem;
    font-size: clamp(1.05rem, 1.6vw, 1.3rem);
    line-height: 1.65;
}

.hero-support {
    max-width: 670px;
    margin-bottom: 2rem;
    color: rgba(255, 255, 255, 0.76);
    font-size: var(--text-sm);
}

.button {
    display: inline-flex;
    min-height: 48px;
    align-items: center;
    justify-content: center;
    gap: 1.5rem;
    padding: 0.85rem 1.2rem;
    border: 1px solid transparent;
    border-radius: var(--radius-sm);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 700;
    transition:
        transform var(--transition),
        background var(--transition),
        border-color var(--transition),
        box-shadow var(--transition);
}

.button-primary {
    color: var(--color-white);
    background: var(--color-blue);
    box-shadow: 0 8px 24px rgba(10, 17, 48, 0.18);
}

.button-primary:hover {
    background: var(--color-blue-light);
    transform: translateY(-3px);
    box-shadow: 0 14px 32px rgba(10, 17, 48, 0.25);
}

.button span,
.text-link span,
.contact-links span {
    transition: transform var(--transition);
}

.button:hover span,
.text-link:hover span,
.contact-links a:hover span {
    transform: translate(3px, -3px);
}

/* ---------- Industries / expertise / services ---------- */

.feature-row {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.9fr);
    align-items: stretch;
    gap: clamp(2.5rem, 7vw, 7rem);
    margin-top: clamp(4rem, 8vw, 7rem);
}

.feature-row:first-of-type {
    margin-top: 0;
}

.feature-row-reverse .feature-copy {
    order: 2;
}

.feature-row-reverse .feature-visual {
    order: 1;
}

.feature-copy {
    align-self: center;
    padding-block: 1rem;
}

.number-label {
    margin-bottom: 1.2rem;
    color: var(--color-blue);
    font-size: var(--text-xs);
    font-weight: 800;
    letter-spacing: 0.16em;
    text-transform: uppercase;
}

.feature-copy > p:not(.number-label) {
    max-width: 560px;
    color: var(--color-muted);
}

.clean-list {
    display: grid;
    gap: 0.65rem;
    margin: 1.5rem 0 0;
    padding: 0;
    list-style: none;
}

.clean-list li {
    position: relative;
    padding-left: 1.25rem;
}

.clean-list li::before {
    position: absolute;
    top: 0.78em;
    left: 0;
    width: 5px;
    height: 5px;
    border-radius: 50%;
    background: var(--color-blue);
    content: "";
}

.two-column-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: 1.25rem;
}

.feature-visual {
    position: relative;
    display: flex;
    min-height: 430px;
    flex-direction: column;
    justify-content: flex-end;
    overflow: hidden;
    padding: clamp(1.5rem, 3vw, 2.5rem);
    color: var(--color-white);
    background-color: var(--color-navy);
    box-shadow: var(--shadow-card);
    isolation: isolate;
}

.feature-visual::before {
    position: absolute;
    inset: 0;
    z-index: -1;
    background: linear-gradient(0deg, rgba(20, 29, 58, 0.9), rgba(20, 29, 58, 0.05) 80%);
    content: "";
    transition: transform 500ms ease;
}

.feature-visual:hover::before {
    transform: scale(1.04);
}

.visual-expertise {
    background:
        linear-gradient(135deg, rgba(34, 49, 93, 0.18), rgba(21, 30, 58, 0.35)),
        url("images/fabrikk3.JPG") center / cover no-repeat,
        var(--color-navy);
}

.visual-industries {
    justify-content: center;
    background:
        linear-gradient(145deg, rgba(38, 53, 105, 0.93), rgba(91, 106, 173, 0.84)),
        var(--color-blue);
}

.visual-industries blockquote {
    max-width: 490px;
    margin: 0;
    font-family: var(--font-body);
    font-style: italic;
    font-size: var(--text-sm);
    line-height: 1.25;
}

.visual-services {
    justify-content: center;
    background:
        linear-gradient(145deg, rgba(38, 53, 105, 0.93), rgba(91, 106, 173, 0.84)),
        var(--color-blue);
}

.visual-services blockquote {
    max-width: 490px;
    margin: 0;
    font-family: var(--font-body);
    font-style: italic;
    font-size: var(--text-sm);
    line-height: 1.25;
}

.quote-note {
    margin-top: 1.5rem;
    color: rgba(255, 255, 255, 0.7);
    font-size: var(--text-xs);
    letter-spacing: 0.13em;
    text-transform: uppercase;
}

.expertise-stamp {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.8rem;
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

.expertise-stamp i {
    width: 20px;
    height: 1px;
    background: var(--color-blue-light);
}

.visual-caption {
    display: grid;
    gap: 0.4rem;
    max-width: 420px;
    font-family: var(--font-heading);
    font-size: 1.6rem;
    line-height: 1.25;
}

.caption-kicker {
    color: #d4d9f3;
    font-family: var(--font-body);
    font-size: var(--text-xs);
    font-weight: 700;
    letter-spacing: 0.16em;
    text-transform: uppercase;
}

.text-link {
    display: inline-flex;
    align-items: center;
    gap: 0.8rem;
    margin-top: 1.5rem;
    padding-bottom: 0.3rem;
    border-bottom: 1px solid var(--color-blue);
    color: var(--color-navy);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 700;
}

.text-link span {
    display: inline-block;
}

.text-link:hover {
    color: var(--color-blue);
}

/* ---------- References / projects ---------- */

.section-projects {
    position: relative;
    overflow: hidden;
    color: var(--color-white);
    background: linear-gradient(120deg, var(--color-navy), #4d5c9d 65%, #838bc0);
}

.section-projects::before {
    position: absolute;
    top: -180px;
    right: -100px;
    width: 500px;
    height: 500px;
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: 50%;
    box-shadow: 0 0 0 55px rgba(255, 255, 255, 0.025), 0 0 0 110px rgba(255, 255, 255, 0.02);
    content: "";
    pointer-events: none;
}

.section-projects .container {
    position: relative;
}

.project-list {
    border-top: 1px solid rgba(255, 255, 255, 0.28);
}

.project-card {
    display: grid;
    grid-template-columns: minmax(170px, 0.65fr) minmax(0, 1.7fr);
    gap: clamp(2rem, 6vw, 6rem);
    padding-block: 2.5rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.23);
    transition: padding var(--transition), background var(--transition);
}

.project-card:hover {
    padding-inline: 1rem;
    background: rgba(255, 255, 255, 0.035);
}

.project-meta {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 0.6rem;
    color: rgba(255, 255, 255, 0.68);
    font-size: var(--text-xs);
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.project-meta span:first-child {
    color: #e1e5ff;
    font-size: 0.95rem;
    font-weight: 700;
}

.project-body h3 {
    margin-bottom: 1rem;
    font-family: var(--font-heading);
    font-size: clamp(1.6rem, 2.4vw, 2.3rem);
}

.project-body ul {
    display: grid;
    gap: 0.55rem;
    margin: 0;
    padding-left: 1.15rem;
    color: rgba(255, 255, 255, 0.8);
}

.project-body li::marker {
    color: #c5ccef;
}

/* ---------- About ---------- */

.section-about {
    background: var(--color-paper);
}

.about-grid {
    display: grid;
    grid-template-columns: minmax(280px, 0.78fr) minmax(0, 1.35fr);
    align-items: start;
    gap: clamp(3rem, 8vw, 8rem);
}

.about-image-wrap {
    position: sticky;
    top: calc(var(--header-height) + 2rem);
}

.portrait-placeholder {
    min-height: 520px;
    overflow: hidden;
    box-shadow: var(--shadow-card);
}

.portrait-image {
    display: block;
    width: 100%;
    height: 520px;
    object-fit: cover;
    object-position: center;
}

.about-copy h2 {
    max-width: 700px;
}

.about-copy p {
    color: var(--color-muted);
}

.about-copy .about-lead {
    color: var(--color-ink);
    font-size: 1.15rem;
    line-height: 1.75;
}

.achievement-heading {
    margin-top: 2rem;
    font-family: var(--font-body);
    font-size: 1rem;
    font-weight: 700;
}

.achievement-list {
    margin-bottom: 1.75rem;
}

/* ---------- Contact / footer ---------- */

.contact-section {
    color: var(--color-white);
    background: linear-gradient(115deg, #303f7b 0%, var(--color-blue) 58%, #858dc0 100%);
}

.contact-content {
    padding-block: clamp(5rem, 10vw, 9rem);
}

.contact-content h2 {
    max-width: 760px;
    font-size: clamp(2.8rem, 6vw, 5rem);
}

.contact-intro {
    max-width: 590px;
    margin-bottom: 2.5rem;
    color: rgba(255, 255, 255, 0.78);
    font-size: var(--text-lg);
}

.contact-links {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem 2rem;
}

.contact-links a {
    display: inline-flex;
    align-items: center;
    gap: 0.65rem;
    padding-bottom: 0.4rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.45);
    color: var(--color-white);
    text-decoration: none;
    transition: border-color var(--transition), color var(--transition);
}

.contact-links a span {
    display: inline-block;
}

.contact-links a:hover {
    border-color: var(--color-white);
}

.footer-bottom {
    padding-block: 1.2rem;
    background: var(--color-navy);
}

.footer-bottom-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1.5rem;
}

.brand-footer {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 0.75rem;
}

.brand-footer .brand-logo {
    width: clamp(36px, 3.5vw, 48px);
    height: clamp(36px, 3.5vw, 48px);
    object-fit: contain;
    display: block;
    flex-shrink: 0;
}

.footer-bottom p {
    margin: 0;
    color: rgba(255, 255, 255, 0.62);
    font-size: 0.75rem;
}

.back-to-top {
    color: var(--color-white);
    text-decoration: none;
    font-size: 0.78rem;
    transition: color var(--transition);
}

.back-to-top:hover {
    color: #cbd2f5;
}

/* ---------- Motion effects ---------- */

@keyframes hero-reveal {
    from { opacity: 0.55; transform: scale(1.06); }
    to { opacity: 1; transform: scale(1.025); }
}

@keyframes content-reveal {
    from { opacity: 0; transform: translateY(18px); }
    to { opacity: 1; transform: translateY(0); }
}

/* ---------- Tablet ---------- */

@media (max-width: 900px) {
    :root {
        --header-height: 70px;
        --section-space: clamp(4.5rem, 9vw, 7rem);
    }

    .nav-menu {
        gap: 1rem;
    }

    .nav-link {
        font-size: 0.76rem;
    }

    .feature-row {
        gap: 2.5rem;
    }

    .feature-visual {
        min-height: 360px;
    }

    .about-grid {
        grid-template-columns: minmax(220px, 0.75fr) minmax(0, 1.25fr);
        gap: 3rem;
    }

    .portrait-placeholder {
        min-height: 420px;
    }
}

/* ---------- Mobile ---------- */

@media (max-width: 700px) {
    :root {
        --header-height: 68px;
        --page-gutter: 1.25rem;
        --section-space: 4.5rem;
        --heading-xl: clamp(2.7rem, 12vw, 4.2rem);
        --heading-lg: clamp(2.25rem, 9vw, 3.2rem);
    }

    .navbar {
        gap: 1rem;
    }

    .menu-toggle {
        display: block;
        flex: 0 0 auto;
    }

    .nav-menu {
        position: absolute;
        top: 100%;
        right: 0;
        left: 0;
        display: flex;
        align-items: stretch;
        flex-direction: column;
        gap: 0;
        padding: 0.5rem var(--page-gutter) 1rem;
        background: var(--color-navy);
        border-top: 1px solid rgba(255, 255, 255, 0.1);
        box-shadow: 0 18px 28px rgba(13, 21, 47, 0.18);
        opacity: 0;
        visibility: hidden;
        transform: translateY(-8px);
        transition: opacity var(--transition), transform var(--transition), visibility var(--transition);
    }

    .nav-menu.is-open {
        opacity: 1;
        visibility: visible;
        transform: translateY(0);
    }

    .nav-link {
        padding: 0.85rem 0;
        font-size: 0.95rem;
    }

    .nav-link::after {
        display: none;
    }

    .language-link {
        align-self: flex-start;
        margin-top: 0.5rem;
    }

    .hero {
        min-height: 720px;
        min-height: min(780px, calc(100svh - var(--header-height)));
    }

    .hero-content {
        padding-block: 5rem 6rem;
    }

    .hero-shade {
        background: linear-gradient(90deg, rgba(26, 35, 73, 0.97), rgba(32, 41, 78, 0.7));
    }

    .hero-image {
        background-position: 58% center;
    }

    .feature-row,
    .feature-row-reverse {
        grid-template-columns: 1fr;
        gap: 1.5rem;
        margin-top: 4rem;
    }

    .feature-row-reverse .feature-copy,
    .feature-row-reverse .feature-visual {
        order: initial;
    }

    .feature-copy {
        padding: 0;
    }

    .feature-visual {
        min-height: 330px;
    }

    .two-column-list {
        grid-template-columns: 1fr;
    }

    .project-card {
        grid-template-columns: 1fr;
        gap: 1rem;
        padding-block: 2rem;
    }

    .project-card:hover {
        padding-inline: 0.35rem;
    }

    .project-meta {
        flex-direction: row;
        flex-wrap: wrap;
        align-items: center;
        gap: 0.5rem 1rem;
    }

    .about-grid {
        grid-template-columns: 1fr;
        gap: 2.5rem;
    }

    .about-image-wrap {
        position: static;
    }

    .portrait-placeholder {
        min-height: 400px;
    }

    .contact-links {
        align-items: flex-start;
        flex-direction: column;
    }

    .footer-bottom-inner {
        align-items: flex-start;
        flex-direction: column;
        gap: 0.75rem;
    }
}

/* ---------- Reduced motion / accessibility ---------- */

@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }

    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}


/* Current section link */
.nav-link[aria-current="location"] {
    color: var(--color-white);
}
.nav-link[aria-current="location"]::after {
    transform: scaleX(1);
}

/* Language toggle button inherits the same visual style as the original link */
button.language-link {
    font-family: inherit;
    background: transparent;
    cursor: pointer;
}
button.language-link:focus-visible,
.menu-toggle:focus-visible,
a:focus-visible {
    outline: 2px solid var(--color-blue-light);
    outline-offset: 4px;
}