/* Explain: Styles for UI components like buttons, cards, and navigation. */
.site-header {
    background: var(--nav-bg);
    backdrop-filter: blur(16px);
}

.brand-name {
    font-family: var(--font-logo);
    font-size: 1.55rem;
    line-height: 1;
    letter-spacing: 0.02em;
    color: var(--primary-color);
}

.brand-sub {
    margin-top: 0.35rem;
    font-size: 0.55rem;
    font-weight: 700;
    line-height: 1;
    letter-spacing: 0.3em;
    text-transform: uppercase;
    color: var(--logo-subtitle-color);
}

.nav-link {
    position: relative;
    font-size: 0.78rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--text-color);
    transition: color 300ms ease;
}

.nav-link::after {
    position: absolute;
    left: 0;
    bottom: -0.45rem;
    width: 100%;
    height: 1px;
    background: var(--accent-color);
    content: "";
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 300ms ease;
}

.nav-link:hover,
.nav-link.nav-active {
    color: var(--accent-color);
}

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

.nav-overlay {
    position: fixed;
    inset: 0;
    z-index: 80;
    display: none;
    overflow-y: auto;
    background: var(--background-color);
    padding: 1rem;
}

.nav-overlay.is-open {
    display: block;
}

.nav-overlay-panel {
    max-width: 26rem;
    margin: 0 auto;
    border: 1px solid var(--border-color);
    border-radius: 1.5rem;
    background: #ffffff;
    padding: 1.25rem;
    box-shadow: var(--shadow-soft);
}

.nav-overlay-link {
    display: flex;
    min-height: 3.5rem;
    align-items: center;
    justify-content: space-between;
    padding-inline: 0.5rem;
    border-bottom: 1px solid var(--border-color);
    font-family: var(--font-heading);
    font-size: 1.25rem;
    color: var(--text-color);
    transition: color 300ms ease;
}

.nav-overlay-link:last-child {
    border-bottom: 0;
}

.nav-overlay-link:hover {
    color: var(--accent-color);
}

.section-kicker {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    color: var(--sage-dark);
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.24em;
    text-transform: uppercase;
}

.section-kicker::before {
    display: inline-block;
    width: 2rem;
    height: 1px;
    background: var(--accent-color);
    content: "";
}

.panel {
    border: 1px solid var(--border-color);
    border-radius: 1.75rem;
    background: rgba(255, 255, 255, 0.68);
    box-shadow: var(--shadow-soft);
}

.cta-button {
    display: inline-flex;
    min-height: 3rem;
    align-items: center;
    justify-content: center;
    border: 0;
    border-radius: 999px;
    background: var(--primary-color);
    padding-inline: 1.75rem;
    font-family: var(--font-body);
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.04em;
    color: #ffffff;
    transition: background 300ms ease, transform 300ms ease;
}

.cta-button:hover {
    background: var(--accent-color);
}

.outline-button {
    display: inline-flex;
    min-height: 3rem;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--border-color);
    border-radius: 999px;
    padding-inline: 1.75rem;
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.04em;
    color: var(--text-color);
    transition: border-color 300ms ease, background 300ms ease;
}

.outline-button:hover {
    border-color: var(--accent-color);
    background: var(--surface-color);
}

.detail-item {
    border: 1px solid var(--border-color);
    border-radius: 1.25rem;
    background: rgba(255, 255, 255, 0.55);
    padding: 1.25rem;
}

.detail-index {
    display: block;
    margin-bottom: 0.55rem;
    font-family: var(--font-heading);
    font-size: 1.05rem;
    color: var(--accent-color);
}

.detail-item p {
    color: var(--text-muted);
    font-size: 0.88rem;
    line-height: 1.7;
}

.service-card {
    display: flex;
    height: 100%;
    flex-direction: column;
    border: 1px solid var(--border-color);
    border-radius: 1.5rem;
    background: rgba(255, 255, 255, 0.6);
    padding: 1.6rem;
    transition: transform 300ms ease, border-color 300ms ease, box-shadow 300ms ease, background 300ms ease;
}

.service-card:hover {
    transform: translateY(-4px);
    border-color: var(--accent-color);
    background: #ffffff;
    box-shadow: var(--shadow-soft);
}

.service-icon {
    display: inline-flex;
    width: 3rem;
    height: 3rem;
    align-items: center;
    justify-content: center;
    border-radius: 999px;
    background: var(--sage-soft);
    color: var(--accent-color);
    font-size: 1.05rem;
}

.service-block {
    border-top: 1px solid var(--border-color);
}

.service-block:first-child {
    border-top: 0;
}

.bullet-list {
    display: grid;
    gap: 0.55rem;
}

.bullet-list li {
    position: relative;
    padding-left: 1.35rem;
    color: var(--text-muted);
    font-size: 0.9rem;
    line-height: 1.65;
}

.bullet-list li::before {
    position: absolute;
    left: 0;
    top: 0.6rem;
    width: 0.42rem;
    height: 0.42rem;
    border-radius: 999px;
    background: var(--accent-color);
    content: "";
}

.project-card {
    display: flex;
    height: 100%;
    flex-direction: column;
    overflow: hidden;
    border: 1px solid var(--border-color);
    border-radius: 1.4rem;
    background: #ffffff;
    transition: transform 300ms ease, border-color 300ms ease, box-shadow 300ms ease;
}

.project-card:hover {
    transform: translateY(-4px);
    border-color: var(--accent-color);
    box-shadow: var(--shadow-soft);
}

.project-media {
    overflow: hidden;
    aspect-ratio: 4 / 3;
    background: var(--surface-color);
}

.project-media img {
    height: 100%;
    width: 100%;
    object-fit: cover;
    transition: transform 600ms ease;
}

.project-card:hover .project-media img {
    transform: scale(1.04);
}

.tag-prior {
    display: inline-flex;
    width: fit-content;
    align-items: center;
    gap: 0.4rem;
    border: 1px solid var(--border-color);
    border-radius: 999px;
    background: var(--sage-soft);
    padding: 0.3rem 0.7rem;
    font-size: 0.62rem;
    font-weight: 700;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--sage-dark);
}

.note-panel {
    border: 1px solid var(--border-color);
    border-left: 3px solid var(--accent-color);
    border-radius: 1rem;
    background: var(--surface-color);
    padding: 1.5rem;
}

.note-panel p {
    color: var(--text-muted);
    font-size: 0.9rem;
    line-height: 1.75;
}

.process-step {
    border-top: 1px solid var(--border-color);
    padding-top: 1.25rem;
}

.process-number {
    font-family: var(--font-heading);
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.16em;
    color: var(--accent-color);
}

.contact-detail {
    display: flex;
    gap: 1rem;
    border-bottom: 1px solid var(--border-color);
    padding-block: 1.1rem;
}

.contact-detail-icon {
    display: inline-flex;
    width: 2.5rem;
    height: 2.5rem;
    flex-shrink: 0;
    align-items: center;
    justify-content: center;
    border-radius: 999px;
    background: var(--sage-soft);
    color: var(--accent-color);
    font-size: 0.9rem;
}

.contact-detail-label {
    font-size: 0.65rem;
    font-weight: 700;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--text-muted);
}

.contact-detail-value {
    margin-top: 0.3rem;
    font-size: 0.92rem;
    font-weight: 600;
    line-height: 1.6;
    color: var(--text-color);
    overflow-wrap: anywhere;
}

.form-label {
    display: block;
    margin-bottom: 0.5rem;
    font-size: 0.68rem;
    font-weight: 700;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--text-color);
}

.form-field {
    width: 100%;
    border: 1px solid var(--border-color);
    border-radius: 0.9rem;
    background: var(--field-bg);
    padding: 0.85rem 1rem;
    font-family: var(--font-body);
    font-size: 0.92rem;
    color: var(--text-color);
    transition: border-color 300ms ease, box-shadow 300ms ease;
}

.form-field::placeholder {
    color: var(--text-muted);
    opacity: 0.72;
}

.form-field:focus {
    border-color: var(--accent-color);
    outline: none;
    box-shadow: 0 0 0 3px var(--terracotta-soft);
}

.form-status {
    font-size: 0.86rem;
    line-height: 1.6;
    color: var(--text-muted);
}

.form-status.success {
    color: #3F6B4A;
}

.form-status.error {
    color: #A04434;
}

.footer-link {
    transition: color 300ms ease;
}

.footer-link:hover {
    color: var(--accent-color);
}

@media (max-width: 767px) {
    .section-kicker::before {
        width: 1.4rem;
    }

    .contact-detail-icon {
        width: 2.25rem;
        height: 2.25rem;
    }
}