/* ==========================================================================
   DSO Osmoni Design System v2.0
   ========================================================================== */

/* --- FONTS --- */

@font-face {
    font-family: "Vesterbro-Extrabold";
    src: url("fonts/Vesterbro/Vesterbro-Extrabold.b028b38a74f5.woff2") format("woff2"),
         url("fonts/Vesterbro/Vesterbro-Extrabold.a68dd3dda49d.otf") format("opentype");
    font-display: swap;
}

@font-face {
    font-family: 'Karla';
    src: url("fonts/Karla/Karla-VariableFont_wght.7fa988c693e9.woff2") format("woff2"),
         url("fonts/Karla/Karla-VariableFont_wght.af0aed9509ff.ttf") format("truetype");
    font-display: swap;
}


/* --- DESIGN TOKENS --- */

:root {
    /* Colors: Brand */
    --dso-yellow-50:    #FFFDF5;
    --dso-yellow-100:   #FEF3C7;
    --dso-yellow-200:   #FDE68A;
    --dso-yellow-400:   #F2C744;
    --dso-yellow-500:   #D4A913;
    --dso-yellow-600:   #B8930F;

    /* Colors: Dark */
    --dso-dark-900:     #1A1A1A;
    --dso-dark-800:     #2D2D2D;
    --dso-dark-700:     #404040;
    --dso-dark-600:     #525252;

    /* Colors: Neutral */
    --dso-neutral-50:   #FAFAFA;
    --dso-neutral-100:  #F5F5F5;
    --dso-neutral-200:  #E5E5E5;
    --dso-neutral-300:  #D4D4D4;
    --dso-neutral-500:  #737373;

    /* Colors: Accent */
    --dso-slate-700:    #334155;
    --dso-slate-800:    #1E293B;

    /* Colors: Semantic */
    --dso-success:      #16A34A;
    --dso-error:        #DC2626;

    /* Typography */
    --dso-font-logo:    "Vesterbro-Extrabold", Arial, sans-serif;
    --dso-font-body:    "Karla", system-ui, -apple-system, sans-serif;

    --dso-text-xs:      0.75rem;
    --dso-text-sm:      0.875rem;
    --dso-text-base:    1rem;
    --dso-text-lg:      1.125rem;
    --dso-text-xl:      1.25rem;
    --dso-text-2xl:     1.5rem;
    --dso-text-3xl:     1.875rem;
    --dso-text-4xl:     2.25rem;
    --dso-text-5xl:     3rem;

    --dso-leading-tight:    1.2;
    --dso-leading-normal:   1.4;
    --dso-leading-relaxed:  1.6;

    /* Spacing */
    --dso-space-1:    0.25rem;
    --dso-space-2:    0.5rem;
    --dso-space-3:    0.75rem;
    --dso-space-4:    1rem;
    --dso-space-5:    1.25rem;
    --dso-space-6:    1.5rem;
    --dso-space-8:    2rem;
    --dso-space-10:   2.5rem;
    --dso-space-12:   3rem;
    --dso-space-16:   4rem;
    --dso-space-20:   5rem;
    --dso-space-24:   6rem;

    /* Shadows */
    --dso-shadow-sm:    0 1px 2px 0 rgb(0 0 0 / 0.05);
    --dso-shadow-md:    0 4px 6px -1px rgb(0 0 0 / 0.07),
                        0 2px 4px -2px rgb(0 0 0 / 0.07);
    --dso-shadow-lg:    0 10px 15px -3px rgb(0 0 0 / 0.08),
                        0 4px 6px -4px rgb(0 0 0 / 0.08);

    /* Radius */
    --dso-radius-sm:    0.25rem;
    --dso-radius-md:    0.5rem;
    --dso-radius-lg:    0.75rem;

    /* Transitions */
    --dso-transition-fast:    150ms ease;
    --dso-transition-normal:  250ms ease;
    --dso-transition-slow:    400ms ease;
}


/* --- BASE --- */

body {
    background-color: var(--dso-neutral-50);
    font-family: var(--dso-font-body);
    font-size: var(--dso-text-base);
    line-height: var(--dso-leading-relaxed);
    color: var(--dso-dark-900);
    min-height: 100dvh;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--dso-font-body);
    font-weight: 700;
    line-height: var(--dso-leading-tight);
    color: var(--dso-dark-900);
    margin-bottom: var(--dso-space-4);
}

img { max-width: 100%; height: auto; }

a {
    color: var(--dso-dark-900);
    text-decoration-color: var(--dso-yellow-400);
    text-underline-offset: 3px;
    transition: color var(--dso-transition-fast);
}

a:hover { color: var(--dso-dark-700); }

::selection {
    background-color: var(--dso-yellow-200);
    color: var(--dso-dark-900);
}


/* --- LAYOUT --- */

.wrapper {
    min-height: 100dvh;
    display: flex;
    flex-direction: column;
}

main { flex: 1; }

.dso-section {
    padding-top: var(--dso-space-12);
    padding-bottom: var(--dso-space-12);
}

@media (min-width: 768px) {
    .dso-section {
        padding-top: var(--dso-space-20);
        padding-bottom: var(--dso-space-20);
    }
}


/* --- HEADER / NAV --- */

header {
    background-color: var(--dso-yellow-400);
    border-bottom: 1px solid var(--dso-yellow-500);
    position: sticky;
    top: 0;
    z-index: 1000;
    transition: box-shadow var(--dso-transition-normal);
}

header.scrolled {
    box-shadow: var(--dso-shadow-md);
}

.dso_text {
    color: var(--dso-dark-900);
    font-family: var(--dso-font-logo);
    font-size: var(--dso-text-2xl);
    text-decoration: none;
}

.dso_text:hover { color: var(--dso-dark-900); }

.dso_text_v2 {
    color: var(--dso-dark-900);
    font-family: var(--dso-font-body);
    font-size: var(--dso-text-sm);
    font-weight: 500;
    letter-spacing: 0.01em;
    text-transform: uppercase;
}

.navbar-nav .nav-link {
    border-radius: var(--dso-radius-sm);
    transition: background-color var(--dso-transition-fast);
}

.navbar-nav .nav-link:hover {
    background-color: var(--dso-yellow-500);
}

.navbar .dropdown-menu {
    border: 1px solid var(--dso-neutral-200);
    border-radius: var(--dso-radius-md);
    box-shadow: var(--dso-shadow-lg);
    padding: var(--dso-space-2) 0;
}

.navbar .dropdown-item {
    font-size: var(--dso-text-sm);
    padding: var(--dso-space-2) var(--dso-space-4);
    transition: background-color var(--dso-transition-fast);
}

.navbar .dropdown-item:hover {
    background-color: var(--dso-yellow-100);
}

.navbar .dropdown-item.selected {
    background-color: var(--dso-yellow-400);
    font-weight: 600;
}


/* --- HERO (Home) --- */

.dso-hero {
    padding-top: var(--dso-space-16);
    padding-bottom: var(--dso-space-12);
}

@media (min-width: 768px) {
    .dso-hero {
        padding-top: var(--dso-space-24);
        padding-bottom: var(--dso-space-20);
    }
}

.dso-hero-eyebrow {
    font-size: var(--dso-text-sm);
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--dso-dark-600);
    margin-bottom: var(--dso-space-4);
}

.dso-hero-eyebrow span {
    color: var(--dso-dark-900);
    font-weight: 700;
}

.dso-hero-accent {
    display: inline-block;
    width: 48px;
    height: 4px;
    background-color: var(--dso-yellow-400);
    border-radius: 2px;
    margin-bottom: var(--dso-space-6);
}

.dso_text_header_home {
    font-family: var(--dso-font-body);
    font-size: var(--dso-text-4xl);
    font-weight: 700;
    line-height: var(--dso-leading-tight);
    margin-bottom: var(--dso-space-4);
    max-width: 700px;
}

@media (min-width: 768px) {
    .dso_text_header_home {
        font-size: var(--dso-text-5xl);
    }
}


/* --- BUTTONS --- */

.dso-btn {
    display: inline-flex;
    align-items: center;
    gap: var(--dso-space-2);
    font-family: var(--dso-font-body);
    font-size: var(--dso-text-sm);
    font-weight: 600;
    line-height: var(--dso-leading-normal);
    text-decoration: none;
    border: 2px solid transparent;
    border-radius: var(--dso-radius-sm);
    padding: var(--dso-space-3) var(--dso-space-6);
    cursor: pointer;
    transition: all var(--dso-transition-fast);
    letter-spacing: 0.01em;
}

.dso-btn:focus-visible {
    outline: 2px solid var(--dso-dark-900);
    outline-offset: 2px;
}

.dso-btn-primary {
    background-color: var(--dso-dark-900);
    color: var(--dso-yellow-400);
    border-color: var(--dso-dark-900);
}

.dso-btn-primary:hover {
    background-color: var(--dso-dark-800);
    color: var(--dso-yellow-400);
    box-shadow: var(--dso-shadow-md);
}

.dso-btn-secondary {
    background-color: var(--dso-yellow-400);
    color: var(--dso-dark-900);
    border-color: var(--dso-yellow-400);
}

.dso-btn-secondary:hover {
    background-color: var(--dso-yellow-500);
    border-color: var(--dso-yellow-500);
    color: var(--dso-dark-900);
    box-shadow: var(--dso-shadow-md);
}

.dso-btn-outline {
    background-color: transparent;
    color: var(--dso-dark-900);
    border-color: var(--dso-dark-900);
}

.dso-btn-outline:hover {
    background-color: var(--dso-dark-900);
    color: var(--dso-neutral-50);
}


/* --- TEXT LINKS --- */

.dso_a {
    text-decoration: none;
    color: var(--dso-dark-900);
    font-family: var(--dso-font-body);
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: var(--dso-space-2);
    transition: gap var(--dso-transition-fast);
}

.dso_a:hover {
    text-decoration: none;
    color: var(--dso-dark-900);
    gap: var(--dso-space-3);
}

.dso_a_v2 {
    text-decoration: none;
    color: var(--dso-dark-700);
    font-family: var(--dso-font-body);
    font-weight: 600;
    font-size: var(--dso-text-sm);
    display: inline-flex;
    align-items: center;
    gap: var(--dso-space-2);
    transition: color var(--dso-transition-fast),
                gap var(--dso-transition-fast);
}

.dso_a_v2:hover {
    text-decoration: none;
    color: var(--dso-dark-900);
    gap: var(--dso-space-3);
}


/* --- FEATURETTES (Home service rows) --- */

.featurette-divider {
    border: none;
    border-top: 1px solid var(--dso-neutral-200);
    margin: var(--dso-space-12) 0;
}

.featurette-heading {
    letter-spacing: -0.02rem;
    font-size: var(--dso-text-3xl);
    font-weight: 700;
}

.featurette-image {
    border-radius: var(--dso-radius-lg);
    overflow: hidden;
    transition: transform var(--dso-transition-slow);
}

.featurette:hover .featurette-image {
    transform: scale(1.01);
}


/* --- SERVICE CARDS (Services page) --- */

.dso-service-card {
    position: relative;
    border-radius: var(--dso-radius-lg);
    overflow: hidden;
    aspect-ratio: 4 / 3;
    transition: box-shadow var(--dso-transition-normal),
                transform var(--dso-transition-normal);
}

.dso-service-card:hover {
    box-shadow: var(--dso-shadow-lg);
    transform: translateY(-4px);
}

.dso-service-card img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--dso-transition-slow);
}

.dso-service-card:hover img {
    transform: scale(1.05);
}

.dso-service-card-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(
        to top,
        rgb(0 0 0 / 0.75) 0%,
        rgb(0 0 0 / 0.3) 40%,
        rgb(0 0 0 / 0.05) 100%
    );
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: var(--dso-space-6);
    transition: background var(--dso-transition-normal);
}

.dso-service-card:hover .dso-service-card-overlay {
    background: linear-gradient(
        to top,
        rgb(0 0 0 / 0.85) 0%,
        rgb(0 0 0 / 0.4) 50%,
        rgb(0 0 0 / 0.1) 100%
    );
}

.dso-service-card-title {
    font-size: var(--dso-text-2xl);
    font-weight: 700;
    color: #FFFFFF;
    margin-bottom: var(--dso-space-2);
}

.dso-service-card-link {
    font-size: var(--dso-text-sm);
    font-weight: 600;
    color: var(--dso-yellow-400);
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: var(--dso-space-2);
    opacity: 0.85;
    transition: opacity var(--dso-transition-fast),
                gap var(--dso-transition-fast);
}

.dso-service-card:hover .dso-service-card-link {
    opacity: 1;
    gap: var(--dso-space-3);
}


/* --- FORMS --- */

.form-control {
    padding: var(--dso-space-3) var(--dso-space-4);
    font-family: var(--dso-font-body);
    font-size: var(--dso-text-base);
    color: var(--dso-dark-900);
    background-color: #FFFFFF;
    border: 1px solid var(--dso-neutral-300);
    border-radius: var(--dso-radius-sm);
    transition: border-color var(--dso-transition-fast),
                box-shadow var(--dso-transition-fast);
}

.form-control:focus {
    outline: none;
    border-color: var(--dso-yellow-400);
    box-shadow: 0 0 0 3px rgb(242 199 68 / 0.2);
}

.form-control::placeholder {
    color: var(--dso-neutral-500);
}

.form-control.shadow-sm {
    box-shadow: none;
}

form label {
    display: block;
    font-size: var(--dso-text-sm);
    font-weight: 600;
    color: var(--dso-dark-700);
    margin-bottom: var(--dso-space-2);
}

#dso_form_submit_btn {
    width: auto;
    min-width: 10rem;
    background-color: var(--dso-dark-900);
    color: var(--dso-yellow-400);
    border-color: var(--dso-dark-900);
    font-weight: 600;
    padding: var(--dso-space-3) var(--dso-space-8);
    border-radius: var(--dso-radius-sm);
    transition: all var(--dso-transition-fast);
}

#dso_form_submit_btn:hover {
    background-color: var(--dso-yellow-400);
    color: var(--dso-dark-900);
    border-color: var(--dso-yellow-400);
    box-shadow: var(--dso-shadow-md);
}


/* --- PAGE HEADERS (About, Contact, News) --- */

.dso_text_v3 {
    color: var(--dso-dark-600);
    font-family: var(--dso-font-body);
    font-size: var(--dso-text-xl);
    font-weight: 600;
    position: relative;
    padding-bottom: var(--dso-space-3);
}

.dso_text_v3::after {
    content: '';
    display: block;
    width: 32px;
    height: 3px;
    background-color: var(--dso-yellow-400);
    margin-top: var(--dso-space-3);
    border-radius: 2px;
}

.dso_text_header {
    font-family: var(--dso-font-body);
    font-size: var(--dso-text-3xl);
    font-weight: 700;
    line-height: var(--dso-leading-tight);
}

@media (min-width: 768px) {
    .dso_text_header {
        font-size: var(--dso-text-4xl);
    }
}

.dso_text_v4 {
    color: #FFFFFF;
    font-family: var(--dso-font-body);
    font-size: var(--dso-text-2xl);
    font-weight: 700;
}

.dso_text_v5 {
    color: var(--dso-dark-900);
    font-family: var(--dso-font-body);
    font-size: var(--dso-text-lg);
}


/* --- FOOTER --- */

.dso_background_v1 {
    background-color: var(--dso-yellow-400);
    color: var(--dso-dark-900);
}

.dso_background_v2 {
    background-color: var(--dso-dark-900);
    color: var(--dso-neutral-100);
}

.dso_footer_logo {
    font-size: var(--dso-text-xl);
    transition: color var(--dso-transition-fast);
}

.dso_background_v2 .link-body-emphasis:hover {
    color: var(--dso-yellow-400) !important;
}


/* --- BACKGROUNDS & COLORS --- */

.dso_text_colour_v1 { color: var(--dso-dark-900); }
.dso_text_colour_v2 { color: var(--dso-neutral-100); }
.dso_text_colour_v3 { color: var(--dso-slate-700); }


/* --- IMAGES --- */

.dso_img {
    overflow: hidden;
    border-radius: var(--dso-radius-lg);
}

.dso_img > img {
    display: block;
    margin-left: auto;
    margin-right: auto;
}

.dso_card_img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.dso_carousel_item > img {
    width: 80vw;
    height: 80vh;
    object-fit: contain;
}

.bd-placeholder-img {
    font-size: var(--dso-text-lg);
    text-anchor: middle;
    -webkit-user-select: none;
    -moz-user-select: none;
    user-select: none;
}

@media (min-width: 768px) {
    .bd-placeholder-img-lg {
        font-size: var(--dso-text-4xl);
    }
}


/* --- DIVIDERS --- */

.dso-divider {
    width: 100%;
    height: 3rem;
    background-color: rgba(0, 0, 0, .1);
    border: solid rgba(0, 0, 0, .15);
    border-width: 1px 0;
    box-shadow: inset 0 .5em 1.5em rgba(0, 0, 0, .1),
                inset 0 .125em .5em rgba(0, 0, 0, .15);
}


/* --- ANIMATIONS --- */

@media (prefers-reduced-motion: no-preference) {
    .dso-fade-in {
        opacity: 0;
        transform: translateY(16px);
        transition: opacity var(--dso-transition-slow),
                    transform var(--dso-transition-slow);
    }

    .dso-fade-in.visible {
        opacity: 1;
        transform: translateY(0);
    }
}

@media (prefers-reduced-motion: reduce) {
    .dso-fade-in {
        opacity: 1;
        transform: none;
    }
}


/* --- SCROLL MARGIN (offset for sticky header) --- */

[id] {
    scroll-margin-top: 5rem;
}


/* --- ACCESSIBILITY --- */

:focus-visible {
    outline: 2px solid var(--dso-dark-900);
    outline-offset: 2px;
}

a:focus-visible,
button:focus-visible {
    outline: 2px solid var(--dso-yellow-500);
    outline-offset: 2px;
}

input:focus-visible,
textarea:focus-visible {
    outline: none;
    border-color: var(--dso-yellow-400);
    box-shadow: 0 0 0 3px rgb(242 199 68 / 0.2);
}

.dso-skip-link {
    position: absolute;
    top: -100%;
    left: var(--dso-space-4);
    background-color: var(--dso-dark-900);
    color: var(--dso-yellow-400);
    padding: var(--dso-space-2) var(--dso-space-4);
    z-index: 9999;
    font-weight: 600;
    border-radius: var(--dso-radius-sm);
    text-decoration: none;
}

.dso-skip-link:focus {
    top: var(--dso-space-2);
}