/* ============================================================================
   COMPONENTS — buttons, header/nav, cards, chips, modal, form, footer
   ============================================================================ */

/* ---- SVG var fixes (custom props don't resolve in SVG attributes) ---- */
.brand__mark rect {
    fill: var(--color-primary);
}

.hero__chip svg path {
    stroke: var(--color-primary);
}

/* ---------------------------------- Buttons --------------------------------- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    font-family: var(--font-body);
    font-weight: var(--fw-semibold);
    font-size: var(--fs-body);
    line-height: 1.2;
    white-space: nowrap;
    text-align: center;
    padding: 0.75rem 1.375rem;
    border-radius: var(--radius-md);
    border: 1px solid transparent;
    transition: background var(--dur-base) var(--ease-standard), color var(--dur-base) var(--ease-standard), border-color var(--dur-base) var(--ease-standard), transform var(--dur-fast) var(--ease-standard), box-shadow var(--dur-base) var(--ease-standard);
}

    .btn:active {
        transform: translateY(1px);
    }

    .btn svg {
        flex: none;
    }

.btn--primary {
    background: var(--color-primary);
    color: var(--color-on-primary);
    box-shadow: var(--shadow-primary);
}

    .btn--primary:hover {
        background: var(--color-primary-hover);
    }

    .btn--primary:active {
        background: var(--color-primary-active);
    }

.btn--secondary {
    background: var(--color-surface);
    color: var(--color-text-strong);
    border-color: var(--color-border-strong);
}

    .btn--secondary:hover {
        border-color: var(--color-primary);
        color: var(--color-primary);
        box-shadow: var(--shadow-sm);
    }

.btn--ink {
    background: var(--color-ink);
    color: var(--color-on-ink);
}

    .btn--ink:hover {
        background: var(--neutral-700);
    }

.btn--ghost {
    background: transparent;
    color: var(--color-primary);
    padding-inline: var(--space-2);
}

    .btn--ghost:hover {
        color: var(--color-primary-hover);
    }

.btn--sm {
    padding: 0.5rem 1rem;
    min-height: 44px; /* a11y: min touch target (skill §2) */
    font-size: var(--fs-body-sm);
}

.btn--lg {
    padding: 0.9375rem 2rem;
    font-size: var(--fs-body-lg);
}

.btn--block {
    width: 100%;
    /* full-width buttons wrap instead of forcing their container wider */
    white-space: normal;
}

/* Arrow slides right on hover (like work-card__link) */
.btn--arrow svg {
    transition: transform var(--dur-base) var(--ease-out);
}

    .btn--arrow:hover svg {
        transform: translateX(4px);
    }

.link-btn {
    color: inherit;
    text-decoration: none;
}

    .link-btn:hover {
        color: var(--color-primary);
    }

/* ---------------------------------- Chips / tags ---------------------------- */
.chip {
    display: inline-block;
    align-self: flex-start;
    font-size: var(--fs-caption);
    font-weight: var(--fw-semibold);
    letter-spacing: .03em;
    text-transform: uppercase;
    color: var(--color-primary);
    background: var(--color-primary-subtle);
    padding: 0.3125rem 0.625rem;
    border-radius: var(--radius-pill);
}

.tag-list {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2);
}

    .tag-list li {
        font-size: var(--fs-body-sm);
        color: var(--color-text-secondary);
        background: var(--color-bg-alt);
        border: 1px solid var(--color-border);
        padding: 0.375rem 0.875rem;
        border-radius: var(--radius-pill);
    }

/* ---------------------------------- Header ---------------------------------- */
:root {
    --header-h: 4.5rem;
}

.site-header {
    position: sticky;
    top: 0;
    z-index: var(--z-sticky);
    background: var(--color-primary); /* blue at the top, blends into hero */
    border-bottom: 1px solid #5183eb;
    transition: background var(--dur-base) var(--ease-standard), border-color var(--dur-base) var(--ease-standard), box-shadow var(--dur-base) var(--ease-standard);
}
    /* top state (blue): white brand, hamburger, and logo mark */
    .site-header .brand, .site-header .brand__name {
        color: #fff;
    }

    .site-header .brand__mark rect {
        fill: #fff;
    }

    .site-header .brand__mark path {
        stroke: var(--color-primary);
    }

    .site-header .nav-toggle span {
        background: #fff;
    }

    /* scrolled state: white background, dark text (original look) */
    .site-header[data-scrolled] {
        background: color-mix(in srgb, var(--color-surface) 90%, transparent);
        -webkit-backdrop-filter: saturate(140%) blur(10px);
        backdrop-filter: saturate(140%) blur(10px);
        border-bottom: none;
        box-shadow: var(--shadow-sm);
    }

        .site-header[data-scrolled] .brand, .site-header[data-scrolled] .brand__name {
            color: var(--color-text-strong);
        }

        .site-header[data-scrolled] .brand__mark rect {
            fill: var(--color-primary);
        }

        .site-header[data-scrolled] .brand__mark path {
            stroke: #fff;
        }

        .site-header[data-scrolled] .nav-toggle span {
            background: var(--color-text-strong);
        }

/* inline nav (desktop): invert link + CTA colors at the top, restore on scroll */
@media (min-width: 1024px) {
    .site-header .nav__list a {
        color: rgba(255,255,255,.85);
    }

        .site-header .nav__list a:hover {
            color: #fff;
        }

    .site-header .nav__cta {
        background: #fff;
        color: var(--color-primary);
        border-color: transparent;
        box-shadow: none;
    }

        .site-header .nav__cta:hover {
            background: rgba(255,255,255,.9);
            color: var(--color-primary-hover);
        }

    .site-header[data-scrolled] .nav__list a {
        color: var(--color-text);
    }

        .site-header[data-scrolled] .nav__list a:hover {
            color: var(--color-primary);
        }

    .site-header[data-scrolled] .nav__cta {
        background: var(--color-primary);
        color: var(--color-on-primary);
    }

        .site-header[data-scrolled] .nav__cta:hover {
            background: var(--color-primary-hover);
        }
}

.site-header__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: var(--header-h);
}

.brand {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    font-family: var(--font-heading);
    font-weight: var(--fw-extrabold);
    letter-spacing: .02em;
    color: var(--color-text-strong);
}

.brand__name {
    font-size: 1.125rem;
}

.brand__pb {
    font-family: var(--font-pixel);
    font-size: 1.125rem;
    line-height: 1;
    letter-spacing: .05em;
}

.brand--light, .brand--light .brand__name {
    color: var(--color-on-ink);
}

/* Nav — mobile-first off-canvas */
.nav {
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    height: 100dvh;
    width: min(82vw, 360px);
    overflow-y: auto;
    background: var(--color-surface);
    box-shadow: var(--shadow-xl);
    display: flex;
    flex-direction: column;
    gap: var(--space-6);
    /* top padding just clears the close button, which sits in the header band */
    padding: var(--header-h) var(--space-6) var(--space-8);
    transform: translateX(100%);
    transition: transform var(--dur-slow) var(--ease-out);
    z-index: var(--z-dropdown);
}

body.nav-open .nav {
    transform: none;
}

/* The close (X) sits over the panel's white surface, so the hamburger's
   white-on-blue treatment would make it invisible while the menu is open. */
body.nav-open .site-header .nav-toggle span,
body.nav-open .site-header[data-scrolled] .nav-toggle span {
    background: var(--color-text-strong);
}

body.nav-open::before {
    content: "";
    position: fixed;
    inset: 0;
    background: rgba(20,24,31,.45);
    z-index: var(--z-sticky);
}

.nav__list {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

    .nav__list a {
        display: block;
        padding: var(--space-3) 0;
        font-weight: var(--fw-medium);
        color: var(--color-text);
        transition: color var(--dur-base);
    }

        .nav__list a:hover {
            color: var(--color-primary);
        }

.nav__cta {
    width: 100%;
}

/* Hamburger */
.nav-toggle {
    display: inline-flex;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 44px;
    height: 44px;
    z-index: var(--z-dropdown);
}

    .nav-toggle span {
        display: block;
        width: 24px;
        height: 2px;
        margin-inline: auto;
        background: var(--color-text-strong);
        border-radius: 2px;
        transition: transform var(--dur-base) var(--ease-standard), opacity var(--dur-fast);
    }

    .nav-toggle[aria-expanded="true"] span:nth-child(1) {
        transform: translateY(7px) rotate(45deg);
    }

    .nav-toggle[aria-expanded="true"] span:nth-child(2) {
        opacity: 0;
    }

    .nav-toggle[aria-expanded="true"] span:nth-child(3) {
        transform: translateY(-7px) rotate(-45deg);
    }

@media (min-width: 1024px) {
    .nav {
        position: static;
        height: auto;
        overflow: visible;
        width: auto;
        flex-direction: row;
        align-items: center;
        gap: var(--space-8);
        padding: 0;
        background: transparent;
        box-shadow: none;
        transform: none;
    }

    .nav__list {
        flex-direction: row;
        gap: var(--space-6);
    }

        .nav__list a {
            padding: 0;
        }

    .nav__cta {
        width: auto;
    }

    .nav-toggle {
        display: none;
    }

    body.nav-open::before {
        display: none;
    }
}

/* ---------------------------------- Feature icon ---------------------------- */
.feature__icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 3rem;
    height: 3rem;
    border-radius: var(--radius-lg);
    color: var(--turqiouse-accent);
    margin-bottom: var(--space-5);
}

    .feature__icon svg {
        width: 34px;
        height: 34px;
    }

/* ---------------------------------- Band CTA -------------------------------- */
.band-cta {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
    gap: var(--space-5);
    margin-top: var(--space-12);
    padding: var(--space-8);
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    text-align: center;
}

    .band-cta p {
        font-size: var(--fs-h5);
        font-weight: var(--fw-semibold);
        color: var(--color-text-strong);
        font-family: var(--font-heading);
    }

.section__foot {
    text-align: center;
    margin-top: var(--space-12);
}

/* ---------------------------------- Modal ----------------------------------- */
.modal {
    position: fixed;
    inset: 0;
    z-index: var(--z-modal);
    display: grid;
    place-items: center;
    padding: var(--space-4);
    visibility: hidden;
}

    .modal.is-open {
        visibility: visible;
    }

.modal__overlay {
    position: absolute;
    inset: 0;
    background: rgba(20,24,31,.5);
    opacity: 0;
    transition: opacity var(--dur-base) var(--ease-standard);
}

.modal.is-open .modal__overlay {
    opacity: 1;
}

.modal__dialog {
    position: relative;
    width: min(34rem, 100%);
    max-height: 92vh;
    overflow-y: auto;
    background: var(--color-surface);
    border-radius: var(--radius-2xl);
    padding: clamp(1.5rem, 1rem + 2vw, 2.5rem);
    box-shadow: var(--shadow-xl);
    opacity: 0;
    transform: translateY(16px) scale(.98);
    transition: opacity var(--dur-base) var(--ease-out), transform var(--dur-base) var(--ease-out);
}

.modal.is-open .modal__dialog {
    opacity: 1;
    transform: none;
}

.modal__dialog h3 {
    margin-bottom: var(--space-2);
}

.modal__dialog > p {
    margin-bottom: var(--space-4);
}

.modal__art {
    display: block;
    width: 100%;
    max-width: 120px;
    height: auto;
    margin: 0 auto var(--space-2);
}

/* Illustration + intro text side by side at the top of the contact form */
.contact-form-text {

    margin-bottom: var(--space-12);
    text-align: center;
    margin-top: 20px ;
}

    .contact-form-text .modal__art {
        flex: none;
        width: 150px;
        max-width: 150px;
        margin: 0;
    }


.modal__close {
    position: absolute;
    top: var(--space-4);
    right: var(--space-4);
    width: 40px;
    height: 40px;
    display: grid;
    place-items: center;
    border-radius: var(--radius-md);
    color: var(--color-text-secondary);
    transition: background var(--dur-base), color var(--dur-base);
}

    .modal__close:hover {
        background: var(--color-bg-alt);
        color: var(--color-text-strong);
    }

@media (prefers-reduced-motion: reduce) {
    .modal__dialog, .modal__overlay {
        transition: none;
    }

    .modal__dialog {
        transform: none;
    }
}

/* ---------------------------------- Form ------------------------------------ */
.form {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}

/* Two fields side by side (name + email) */
.field-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-3);
}

@media (max-width: 380px) {
    .field-row {
        grid-template-columns: 1fr;
    }
}

.field--hp {
    position: absolute !important;
    left: -9999px;
    width: 1px;
    height: 1px;
    overflow: hidden;
}
/* honeypot */
.field {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

    .field label {
        font-size: var(--fs-body-sm);
        font-weight: var(--fw-medium);
        color: var(--color-text-strong);
    }

    .field .req {
        color: var(--color-primary);
    }

    .field input, .field select, .field textarea {
        width: 100%;
        padding: 0.75rem 0.875rem;
        background: var(--color-surface);
        color: var(--color-text-strong);
        border: 1px solid var(--color-border-strong);
        border-radius: var(--radius-md);
        transition: border-color var(--dur-base), box-shadow var(--dur-base);
    }

    .field textarea {
        resize: vertical;
        min-height: 8rem;
    }

        .field input::placeholder, .field textarea::placeholder {
            color: var(--color-text-muted);
        }

        .field input:focus, .field select:focus, .field textarea:focus {
            outline: none;
            border-color: var(--color-primary);
            box-shadow: 0 0 0 3px var(--color-primary-subtle);
        }

    .field[data-invalid] input, .field[data-invalid] textarea {
        border-color: var(--color-error);
    }

.field__error {
    min-height: 1em;
    font-size: var(--fs-caption);
    color: var(--color-error);
}

.form__status {
    font-size: var(--fs-body-sm);
    text-align: center;
}

    .form__status[data-state="success"] {
        color: var(--color-success);
    }

    .form__status[data-state="error"] {
        color: var(--color-error);
    }

/* ---------------------------------- Footer ---------------------------------- */
.site-footer {
    background: var(--color-surface-inverse);
    color: var(--color-text-on-dark);
    padding-top: var(--space-20);
}

.site-footer__inner {
    display: grid;
    gap: var(--space-10);
    grid-template-columns: 1fr;
}

.site-footer__brand p {
    color: rgba(255,255,255,.66);
    margin-top: var(--space-4);
    max-width: 32ch;
}

.site-footer h5 {
    color: var(--color-on-ink);
    margin-bottom: var(--space-4);
    font-size: var(--fs-body);
}

.site-footer__nav a, .site-footer__contact a, .site-footer__contact .link-btn {
    color: rgba(255,255,255,.72);
    display: inline-block;
    padding: var(--space-1) 0;
    transition: color var(--dur-base);
}

    .site-footer__nav a:hover, .site-footer__contact a:hover, .site-footer__contact .link-btn:hover {
        color: var(--color-on-ink);
    }

.socials {
    display: flex;
    gap: var(--space-3);
    margin-top: var(--space-5);
}

    .socials a {
        display: grid;
        place-items: center;
        width: 44px;
        height: 44px;
        border-radius: var(--radius-md);
        background: rgba(255,255,255,.1);
        color: #fff;
        transition: background var(--dur-base) var(--ease-out), color var(--dur-base) var(--ease-out), transform var(--dur-base) var(--ease-out);
    }

        .socials a:hover {
            background: #fff;
            color: var(--neutral-900);
            transform: translateY(-2px);
        }

    .socials svg {
        width: 22px;
        height: 22px;
    }

/* Center footer content on mobile */
@media (max-width: 639px) {
    .site-footer__inner,
    .site-footer__bottom {
        text-align: center;
    }

    .site-footer__brand p {
        margin-inline: auto;
    }

    .socials {
        justify-content: center;
    }
}

.site-footer__bottom {
    border-top: 1px solid rgba(255,255,255,.1);
    margin-top: var(--space-16);
    padding-block: var(--space-6) var(--space-8);
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2) var(--space-6);
    align-items: center;
    justify-content: center;
}

@media (min-width: 640px) {
    .site-footer__bottom {
        justify-content: space-between;
    }
}

    .site-footer__bottom p {
        color: rgba(255,255,255,.55);
        font-size: var(--fs-body-sm);
        margin: 0;
    }

    .site-footer__legal {
        display: flex;
        flex-wrap: wrap;
        gap: var(--space-2) var(--space-5);
        justify-content: center;
    }

    .site-footer__legal a {
        color: rgba(255,255,255,.55);
        font-size: var(--fs-body-sm);
        text-decoration: none;
    }
    .site-footer__legal a:hover {
        color: #fff;
        text-decoration: underline;
    }

    .site-footer__home {
        display: inline-flex;
        align-items: center;
    }
    .site-footer__home svg {
        width: 18px;
        height: 18px;
    }
    .site-footer__home:hover {
        text-decoration: none;
    }

@media (min-width: 640px) {
    .site-footer__inner {
        grid-template-columns: 2fr 1fr 1fr;
    }
}