/* ============================
   SYMBIOT — Global Styles
   ============================ */

*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --c-black:      #0d0d0d;
    --c-white:      #f0ede8;
    --c-gray:       #888;
    --c-border:     rgba(255, 255, 255, 0.07);
    --f-serif:      'Cormorant Garant', 'Georgia', serif;
    --nav-w:        420px;
    --nav-ease:     cubic-bezier(0.76, 0, 0.24, 1);
    --nav-dur:      0.65s;
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
}

body {
    background: var(--c-black);
    color: var(--c-white);
    font-family: var(--f-serif);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }

/* ============================
   NAV TOGGLE
   ============================ */

.nav-toggle {
    position: fixed;
    top: 36px;
    right: 40px;
    z-index: 9990;
    display: flex;
    align-items: center;
    gap: 10px;
    cursor: pointer;
    color: var(--c-white);
    transition: opacity 0.3s;
}

.nav-toggle:hover { opacity: 0.5; }

.nav-toggle-label {
    font-size: 11px;
    letter-spacing: 0.22em;
    font-weight: 400;
}

.nav-toggle-icon {
    font-size: 22px;
    font-weight: 300;
    line-height: 1;
    transition: transform 0.45s var(--nav-ease);
    display: inline-block;
}

body.nav-is-open .nav-toggle-icon { transform: rotate(45deg); }

/* ============================
   NAV OVERLAY
   ============================ */

.nav-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.45);
    z-index: 9991;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.5s;
}

.nav-overlay.is-visible {
    opacity: 1;
    pointer-events: all;
}

/* ============================
   NAV PANEL
   ============================ */

.nav-panel {
    position: fixed;
    top: 0;
    right: 0;
    width: var(--nav-w);
    height: 100vh;
    background: var(--c-black);
    border-left: 1px solid var(--c-border);
    z-index: 9992;
    display: flex;
    flex-direction: column;
    padding: 50px 55px;
    transform: translateX(100%);
    transition: transform var(--nav-dur) var(--nav-ease);
    overflow-y: auto;
}

.nav-panel.is-open { transform: translateX(0); }

.nav-close {
    position: absolute;
    top: 36px;
    right: 40px;
    background: none;
    border: none;
    color: var(--c-white);
    font-size: 24px;
    font-weight: 300;
    font-family: var(--f-serif);
    cursor: pointer;
    line-height: 1;
    padding: 0;
    opacity: 0.55;
    transition: opacity 0.3s;
}

.nav-close:hover { opacity: 1; }

.nav-tagline {
    font-size: 10px;
    letter-spacing: 0.22em;
    text-transform: uppercase;
    color: var(--c-gray);
    margin-bottom: 64px;
    padding-top: 10px;
}

.nav-links {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 0;
}

.nav-link {
    display: block;
    font-size: 44px;
    font-weight: 300;
    letter-spacing: -0.01em;
    line-height: 1.2;
    color: var(--c-white);
    padding: 6px 0;
    cursor: pointer;
    transition: opacity 0.25s;
}

.nav-link:hover { opacity: 0.4; }
.nav-link.is-active { font-style: italic; }

.nav-link-group { position: relative; }

.nav-dropdown {
    overflow: hidden;
    max-height: 0;
    padding-left: 22px;
    transition: max-height 0.45s var(--nav-ease);
}

.nav-dropdown.is-open { max-height: 180px; }

.nav-dropdown-item {
    display: block;
    font-size: 18px;
    font-weight: 300;
    font-style: italic;
    color: var(--c-gray);
    padding: 6px 0;
    letter-spacing: 0.02em;
    transition: color 0.25s;
}

.nav-dropdown-item:hover { color: var(--c-white); }

.nav-footer {
    padding-top: 36px;
    border-top: 1px solid var(--c-border);
    margin-top: 36px;
}

.nav-footer-address {
    font-size: 11px;
    letter-spacing: 0.04em;
    color: var(--c-gray);
    line-height: 1.85;
    margin-bottom: 14px;
}

.nav-footer-social {
    font-size: 11px;
    letter-spacing: 0.14em;
    color: var(--c-gray);
    transition: color 0.3s;
}

.nav-footer-social:hover { color: var(--c-white); }

/* ============================
   INNER PAGE HEADER
   ============================ */

.page-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 9980;
    display: flex;
    align-items: center;
    padding: 28px 40px;
}

.page-header-logo { width: 110px; }

.page-header-logo img {
    filter: invert(1);
    width: 100%;
}

/* ============================
   LANDING PAGE
   ============================ */

.page-landing { overflow: hidden; }

.slideshow {
    position: fixed;
    inset: 0;
    z-index: 0;
}

.slide {
    position: absolute;
    inset: 0;
    background-size: cover;
    background-position: center;
    opacity: 0;
    transition: opacity 1.5s ease;
    will-change: opacity;
}

.slide.active { opacity: 1; }

.overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 1;
}

.landing-logo {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 2;
    width: min(460px, 52vw);
}

.landing-logo img {
    width: 100%;
    filter: invert(1);
}

.slide-indicators {
    position: fixed;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 8px;
    z-index: 2;
}

.slide-dot {
    width: 4px;
    height: 4px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    cursor: pointer;
    transition: background 0.4s, transform 0.4s;
}

.slide-dot.active {
    background: rgba(255, 255, 255, 0.88);
    transform: scale(1.4);
}

/* ============================
   INNER PAGE LAYOUT
   ============================ */

.page-inner { padding-top: 110px; min-height: 100vh; }

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 60px;
}

.page-title {
    font-size: 76px;
    font-weight: 300;
    letter-spacing: -0.025em;
    line-height: 1;
    margin-bottom: 80px;
}

.page-title em { font-style: italic; }

.section-label {
    font-size: 10px;
    letter-spacing: 0.22em;
    text-transform: uppercase;
    color: var(--c-gray);
    margin-bottom: 44px;
    display: block;
}

/* ============================
   ABOUT PAGE
   ============================ */

.about-intro {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    margin-bottom: 120px;
    align-items: start;
}

.about-text p {
    font-size: 20px;
    font-weight: 300;
    line-height: 1.8;
    color: var(--c-white);
    margin-bottom: 28px;
}

.about-image-placeholder {
    aspect-ratio: 3 / 4;
    background: #161616;
    display: flex;
    align-items: center;
    justify-content: center;
}

.placeholder-label {
    font-size: 10px;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: #2e2e2e;
}

.about-values { margin-bottom: 120px; }

.values-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1px;
    background: var(--c-border);
}

.value-item {
    padding: 48px 40px;
    background: var(--c-black);
}

.value-item h3 {
    font-size: 24px;
    font-weight: 300;
    font-style: italic;
    margin-bottom: 16px;
}

.value-item p {
    font-size: 14px;
    font-weight: 300;
    color: var(--c-gray);
    line-height: 1.85;
    letter-spacing: 0.02em;
}

.team-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2px;
    margin-bottom: 120px;
}

/* ============================
   PROJECTS PAGE
   ============================ */

.projects-filter {
    display: flex;
    gap: 36px;
    margin-bottom: 60px;
    border-bottom: 1px solid var(--c-border);
    padding-bottom: 20px;
}

.filter-btn {
    background: none;
    border: none;
    color: var(--c-gray);
    font-family: var(--f-serif);
    font-size: 11px;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    cursor: pointer;
    padding: 0 0 4px 0;
    transition: color 0.3s;
    border-bottom: 1px solid transparent;
    margin-bottom: -21px;
}

.filter-btn:hover,
.filter-btn.active {
    color: var(--c-white);
    border-bottom-color: var(--c-white);
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2px;
    margin-bottom: 100px;
}

.project-card {
    position: relative;
    aspect-ratio: 4 / 3;
    overflow: hidden;
    cursor: pointer;
    background: #161616;
}

.project-card-placeholder {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 10px;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: #2e2e2e;
}

.project-card-img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.75s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

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

.project-card-info {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 32px;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.78) 0%, transparent 100%);
    opacity: 0;
    transform: translateY(8px);
    transition: opacity 0.4s, transform 0.4s;
}

.project-card:hover .project-card-info {
    opacity: 1;
    transform: translateY(0);
}

.project-card-name {
    font-size: 20px;
    font-weight: 300;
    font-style: italic;
    margin-bottom: 4px;
}

.project-card-meta {
    font-size: 10px;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--c-gray);
}

/* ============================
   CONTACT PAGE
   ============================ */

.contact-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 100px;
    margin-bottom: 120px;
    align-items: start;
}

.contact-info h2 {
    font-size: 34px;
    font-weight: 300;
    font-style: italic;
    line-height: 1.3;
    margin-bottom: 56px;
}

.contact-detail { margin-bottom: 36px; }

.contact-detail-label {
    font-size: 10px;
    letter-spacing: 0.22em;
    text-transform: uppercase;
    color: var(--c-gray);
    margin-bottom: 8px;
}

.contact-detail-value {
    font-size: 16px;
    font-weight: 300;
    line-height: 1.65;
}

.contact-detail-value a { transition: opacity 0.3s; }
.contact-detail-value a:hover { opacity: 0.5; }

.form-group { margin-bottom: 36px; }

.form-label {
    display: block;
    font-size: 10px;
    letter-spacing: 0.22em;
    text-transform: uppercase;
    color: var(--c-gray);
    margin-bottom: 12px;
}

.form-input,
.form-textarea,
.form-select {
    width: 100%;
    background: transparent;
    border: none;
    border-bottom: 1px solid var(--c-border);
    color: var(--c-white);
    font-family: var(--f-serif);
    font-size: 16px;
    font-weight: 300;
    padding: 10px 0;
    outline: none;
    transition: border-color 0.3s;
    -webkit-appearance: none;
    border-radius: 0;
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus { border-bottom-color: rgba(255,255,255,0.45); }

.form-input::placeholder,
.form-textarea::placeholder { color: #333; font-style: italic; }

.form-textarea { resize: none; min-height: 120px; }

.form-select { cursor: pointer; }
.form-select option { background: #1a1a1a; color: var(--c-white); }

.form-submit {
    background: var(--c-white);
    color: var(--c-black);
    border: none;
    font-family: var(--f-serif);
    font-size: 11px;
    letter-spacing: 0.22em;
    text-transform: uppercase;
    padding: 16px 44px;
    cursor: pointer;
    transition: opacity 0.3s;
    margin-top: 8px;
}

.form-submit:hover { opacity: 0.75; }

/* ============================
   CAREERS PAGE
   ============================ */

.careers-intro {
    max-width: 680px;
    margin-bottom: 80px;
}

.careers-intro p {
    font-size: 22px;
    font-weight: 300;
    line-height: 1.78;
    font-style: italic;
    color: var(--c-white);
}

.openings-list {
    border-top: 1px solid var(--c-border);
    margin-bottom: 100px;
}

.opening-item {
    display: grid;
    grid-template-columns: 1fr auto;
    align-items: center;
    padding: 40px 0;
    border-bottom: 1px solid var(--c-border);
    cursor: default;
    transition: opacity 0.3s;
}

.opening-title {
    font-size: 28px;
    font-weight: 300;
    font-style: italic;
    margin-bottom: 14px;
}

.opening-tags {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

.opening-tag {
    font-size: 10px;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--c-gray);
    border: 1px solid var(--c-border);
    padding: 5px 12px;
}

.opening-arrow {
    font-size: 18px;
    color: var(--c-gray);
    margin-left: 32px;
}

.speculative-cta {
    max-width: 600px;
    margin-bottom: 120px;
}

.speculative-cta p {
    font-size: 18px;
    font-weight: 300;
    line-height: 1.78;
    color: var(--c-gray);
    margin-bottom: 36px;
}

/* ============================
   FOOTER
   ============================ */

.page-footer {
    border-top: 1px solid var(--c-border);
    padding: 36px 60px;
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.footer-copy {
    font-size: 11px;
    letter-spacing: 0.06em;
    color: var(--c-gray);
}

.footer-social {
    font-size: 11px;
    letter-spacing: 0.14em;
    color: var(--c-gray);
    transition: color 0.3s;
}

.footer-social:hover { color: var(--c-white); }

/* ============================
   RESPONSIVE
   ============================ */

@media (max-width: 900px) {
    :root { --nav-w: 100vw; }

    .about-intro,
    .contact-layout { grid-template-columns: 1fr; gap: 48px; }

    .values-grid,
    .team-grid { grid-template-columns: 1fr; }

    .projects-grid { grid-template-columns: 1fr; }

    .container { padding: 0 28px; }

    .page-title { font-size: 52px; }
    .nav-link { font-size: 36px; }
    .nav-panel { padding: 50px 32px; }
    .nav-close,
    .nav-toggle { right: 24px; top: 24px; }
    .page-header { padding: 24px 28px; }

    .page-footer {
        padding: 32px 28px;
        flex-direction: column;
        gap: 14px;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .landing-logo { width: min(320px, 80vw); }
    .page-title { font-size: 40px; }
}