:root {
    --bg: #f5efe5;
    --bg-soft: #eadfce;
    --surface: rgba(255, 249, 240, 0.76);
    --surface-strong: #fffaf3;
    --text: #1f231f;
    --muted: #5f6059;
    --line: rgba(31, 35, 29, 0.12);
    --accent: #0f766e;
    --accent-dark: #0a4f4a;
    --accent-soft: rgba(15, 118, 110, 0.12);
    --warm-soft: rgba(171, 111, 43, 0.12);
    --shadow: 0 24px 60px rgba(40, 32, 18, 0.14);
    --radius-sm: 14px;
    --radius-md: 22px;
    --radius-lg: 32px;
    --container: 1180px;
    --transition: 220ms ease;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: "Manrope", sans-serif;
    background:
        radial-gradient(circle at top left, rgba(15, 118, 110, 0.1), transparent 30%),
        radial-gradient(circle at 85% 10%, rgba(171, 111, 43, 0.12), transparent 24%),
        linear-gradient(180deg, #fbf7f0 0%, #f5efe5 48%, #eadfce 100%);
    color: var(--text);
    min-height: 100vh;
    overflow-x: hidden;
}

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

a {
    color: inherit;
    text-decoration: none;
}

button,
input,
textarea {
    font: inherit;
}

button {
    border: none;
    background: none;
    cursor: pointer;
}

.container {
    width: min(var(--container), calc(100% - 2rem));
    margin: 0 auto;
}

.nav-shell {
    position: sticky;
    top: 1rem;
    z-index: 50;
    padding-top: 1.5rem;
}

.site-header {
    padding: 1.5rem 0 5rem;
}

.nav {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    padding: 1rem 1.25rem;
    border: 1px solid rgba(255, 255, 255, 0.4);
    border-radius: 999px;
    background: rgba(255, 250, 243, 0.62);
    backdrop-filter: blur(18px);
    box-shadow: 0 12px 40px rgba(40, 32, 18, 0.08);
}

.nav.is-scrolled {
    box-shadow: 0 18px 40px rgba(40, 32, 18, 0.12);
}

.brand {
    display: inline-flex;
    align-items: center;
    gap: 0.85rem;
    flex-shrink: 0;
}

.brand-mark {
    display: grid;
    place-items: center;
    width: 2.75rem;
    height: 2.75rem;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--accent) 0%, var(--accent-dark) 100%);
    color: #f7f3eb;
    font-family: "Instrument Serif", serif;
    font-size: 1.5rem;
}

.brand-text {
    font-size: 1.05rem;
    font-weight: 800;
    letter-spacing: 0;
}

.nav-panel {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    list-style: none;
}

.nav-links a {
    position: relative;
    color: var(--muted);
    font-size: 0.95rem;
    font-weight: 700;
    transition: color var(--transition);
}

.nav-links a::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: -0.45rem;
    width: 100%;
    height: 2px;
    transform: scaleX(0);
    transform-origin: left;
    background: var(--accent);
    transition: transform var(--transition);
}

.nav-links a:hover,
.nav-links a:focus-visible {
    color: var(--text);
}

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

.menu-toggle {
    display: none;
    width: 2.9rem;
    height: 2.9rem;
    border-radius: 50%;
    background: var(--surface-strong);
    color: var(--text);
    box-shadow: 0 12px 30px rgba(31, 35, 29, 0.08);
}

.hero {
    display: grid;
    grid-template-columns: 1.15fr 0.85fr;
    gap: 3rem;
    align-items: center;
    padding: 5rem 0 2rem;
}

.eyebrow,
.section-label,
.project-tag {
    color: var(--accent-dark);
    font-size: 0.8rem;
    font-weight: 800;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

.hero h1 {
    max-width: 12ch;
    margin-top: 1rem;
    font-family: "Instrument Serif", serif;
    font-size: clamp(3.6rem, 7vw, 6.4rem);
    font-weight: 400;
    line-height: 0.94;
}

.headline-accent {
    color: var(--accent-dark);
    font-style: italic;
}

.hero-text,
.contact-text,
.section-note,
.about-story p,
.capability-card p,
.project-content p,
.project-card-body p,
.detail-list li,
.hero-stats article span {
    color: var(--muted);
    font-size: 1.04rem;
    line-height: 1.8;
}

.hero-text {
    max-width: 60ch;
    margin-top: 1.5rem;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    margin-top: 2rem;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.55rem;
    min-height: 3.35rem;
    padding: 0.9rem 1.4rem;
    border-radius: 999px;
    font-size: 0.95rem;
    font-weight: 800;
    transition:
        transform var(--transition),
        background-color var(--transition),
        color var(--transition),
        border-color var(--transition),
        box-shadow var(--transition);
}

.btn:hover,
.btn:focus-visible {
    transform: translateY(-2px);
}

.btn-primary {
    background: linear-gradient(135deg, var(--accent) 0%, var(--accent-dark) 100%);
    color: #f7f3eb;
    box-shadow: 0 16px 35px rgba(10, 79, 74, 0.22);
}

.btn-secondary {
    border: 1px solid var(--line);
    background: rgba(255, 250, 243, 0.68);
    color: var(--text);
}

.btn-full {
    width: 100%;
}

.hero-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 0.85rem;
    margin-top: 1.75rem;
}

.hero-meta span {
    display: inline-flex;
    align-items: center;
    gap: 0.55rem;
    padding: 0.8rem 1rem;
    border: 1px solid rgba(15, 118, 110, 0.16);
    border-radius: 999px;
    background: rgba(255, 250, 243, 0.6);
    color: var(--muted);
    font-size: 0.92rem;
    font-weight: 700;
}

.hero-visual {
    display: grid;
    gap: 1rem;
}

.hero-photo-wrap {
    padding: 1rem;
    border-radius: var(--radius-lg);
    background: linear-gradient(180deg, rgba(255, 250, 243, 0.88), rgba(239, 230, 216, 0.88));
    box-shadow: var(--shadow);
}

.hero-photo {
    aspect-ratio: 4 / 4.8;
    width: 100%;
    border-radius: calc(var(--radius-lg) - 10px);
    object-fit: cover;
    object-position: center top;
}

.hero-stats {
    display: grid;
    gap: 0.9rem;
}

.hero-stats article,
.about-panel,
.capability-card,
.project-card,
.contact-form-wrap,
.featured-project {
    border: 1px solid rgba(255, 255, 255, 0.55);
    background: var(--surface);
    backdrop-filter: blur(14px);
    box-shadow: var(--shadow);
}

.hero-stats article {
    padding: 1.15rem 1.2rem;
    border-radius: var(--radius-md);
}

.hero-stats article strong {
    display: block;
    margin-bottom: 0.45rem;
    font-size: 1rem;
}

.section {
    padding: 2rem 0 5.5rem;
}

.section-heading {
    max-width: 50rem;
    margin-bottom: 2.2rem;
}

.section-title {
    margin-top: 0.85rem;
    font-family: "Instrument Serif", serif;
    font-size: clamp(2.3rem, 4.8vw, 4rem);
    font-weight: 400;
    line-height: 1.02;
}

.section-heading-inline {
    display: flex;
    align-items: end;
    justify-content: space-between;
    gap: 1.5rem;
}

.section-note {
    max-width: 28rem;
    font-size: 0.98rem;
}

.about-grid {
    display: grid;
    grid-template-columns: 1.05fr 0.95fr;
    gap: 2rem;
    align-items: start;
}

.about-story {
    display: grid;
    gap: 1.2rem;
}

.about-highlights {
    display: grid;
    gap: 1rem;
    margin-top: 0.75rem;
}

.about-highlights div {
    padding: 1.2rem 1.25rem;
    border-left: 3px solid var(--accent);
    background: rgba(255, 250, 243, 0.58);
    border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}

.about-highlights span {
    display: block;
    margin-bottom: 0.35rem;
    color: var(--muted);
    font-size: 0.84rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.about-highlights strong {
    font-size: 1rem;
    line-height: 1.6;
}

.toolbelt {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin-top: 1rem;
}

.toolbelt span {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 2.4rem;
    padding: 0.55rem 0.9rem;
    border: 1px solid rgba(15, 118, 110, 0.14);
    border-radius: 999px;
    background: rgba(255, 250, 243, 0.74);
    color: var(--text);
    font-size: 0.86rem;
    font-weight: 800;
    box-shadow: 0 10px 24px rgba(40, 32, 18, 0.05);
}

.about-panel {
    padding: 1.15rem;
    border-radius: var(--radius-lg);
}

.tab-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin-bottom: 1.25rem;
}

.tab-button {
    padding: 0.85rem 1rem;
    border: 1px solid var(--line);
    border-radius: 999px;
    color: var(--muted);
    font-size: 0.92rem;
    font-weight: 800;
    transition:
        background-color var(--transition),
        color var(--transition),
        border-color var(--transition),
        transform var(--transition);
}

.tab-button.active,
.tab-button:hover,
.tab-button:focus-visible {
    transform: translateY(-1px);
    background: var(--accent);
    border-color: var(--accent);
    color: #f7f3eb;
}

.tab-panel {
    min-height: 16rem;
}

.detail-list {
    list-style: none;
    display: grid;
    gap: 1rem;
}

.detail-list li {
    padding: 1.15rem 1rem;
    border-bottom: 1px solid rgba(31, 35, 29, 0.08);
}

.detail-list li:last-child {
    border-bottom: none;
}

.detail-list span {
    display: block;
    margin-bottom: 0.45rem;
    color: var(--text);
    font-size: 1rem;
    font-weight: 800;
}

.capabilities-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1.25rem;
}

.capability-card {
    padding: 1.6rem;
    border-radius: var(--radius-md);
    transition:
        transform var(--transition),
        border-color var(--transition);
}

.capability-card:hover {
    transform: translateY(-4px);
    border-color: rgba(15, 118, 110, 0.24);
}

.capability-card i {
    display: inline-grid;
    place-items: center;
    width: 3rem;
    height: 3rem;
    margin-bottom: 1rem;
    border-radius: 50%;
    background: var(--accent-soft);
    color: var(--accent-dark);
    font-size: 1.1rem;
}

.capability-card h3 {
    margin-bottom: 0.65rem;
    font-size: 1.2rem;
}

.capability-card:nth-child(3n + 2) i {
    background: var(--warm-soft);
    color: #8a5620;
}

.featured-project {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 1.5rem;
    padding: 1.2rem;
    border-radius: var(--radius-lg);
}

.project-image img {
    width: 100%;
    aspect-ratio: 16 / 10;
    border-radius: calc(var(--radius-lg) - 10px);
    object-fit: cover;
}

.project-content {
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.project-content h3,
.project-card-body h3 {
    margin: 0.6rem 0 0.8rem;
    font-size: 1.7rem;
}

.project-stack {
    display: flex;
    flex-wrap: wrap;
    gap: 0.65rem;
    margin: 1.35rem 0 1.25rem;
}

.project-stack span {
    padding: 0.5rem 0.8rem;
    border-radius: 999px;
    background: var(--accent-soft);
    color: var(--accent-dark);
    font-size: 0.82rem;
    font-weight: 800;
}

.project-link,
.project-card-body a {
    display: inline-flex;
    align-items: center;
    gap: 0.55rem;
    color: var(--accent-dark);
    font-weight: 800;
}

.project-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1.25rem;
    margin-top: 1.25rem;
}

.project-card {
    overflow: hidden;
    border-radius: var(--radius-md);
    transition: transform var(--transition);
}

.project-card:hover {
    transform: translateY(-4px);
}

.project-card img {
    width: 100%;
    aspect-ratio: 16 / 10;
    object-fit: cover;
}

.project-card-body {
    padding: 1.3rem;
}

.contact-layout {
    display: grid;
    grid-template-columns: 0.95fr 1.05fr;
    gap: 2rem;
    align-items: start;
}

.contact-list {
    display: grid;
    gap: 0.85rem;
    margin-top: 1.8rem;
}

.contact-list a {
    display: inline-flex;
    align-items: center;
    gap: 0.8rem;
    color: var(--text);
    font-weight: 700;
    line-height: 1.5;
    word-break: break-word;
}

.contact-list i {
    color: var(--accent-dark);
}

.social-links {
    display: flex;
    flex-wrap: wrap;
    gap: 0.85rem;
    margin-top: 1.8rem;
}

.social-links a {
    display: inline-grid;
    place-items: center;
    width: 3rem;
    height: 3rem;
    border: 1px solid var(--line);
    border-radius: 50%;
    background: rgba(255, 250, 243, 0.6);
    color: var(--muted);
    transition:
        transform var(--transition),
        color var(--transition),
        border-color var(--transition);
}

.social-links a:hover,
.social-links a:focus-visible {
    transform: translateY(-2px);
    color: var(--accent-dark);
    border-color: rgba(15, 118, 110, 0.28);
}

.contact-form-wrap {
    padding: 1.2rem;
    border-radius: var(--radius-lg);
}

.contact-form {
    display: grid;
    gap: 1rem;
}

.contact-form label {
    display: grid;
    gap: 0.5rem;
}

.contact-form span {
    font-size: 0.85rem;
    font-weight: 800;
    color: var(--muted);
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.contact-form input,
.contact-form textarea {
    width: 100%;
    padding: 1rem 1rem 1.05rem;
    border: 1px solid rgba(31, 35, 29, 0.1);
    border-radius: var(--radius-sm);
    background: rgba(255, 255, 255, 0.55);
    color: var(--text);
    resize: vertical;
    transition:
        border-color var(--transition),
        box-shadow var(--transition),
        background-color var(--transition);
}

.contact-form input:focus,
.contact-form textarea:focus {
    outline: none;
    border-color: rgba(15, 118, 110, 0.4);
    box-shadow: 0 0 0 4px rgba(15, 118, 110, 0.08);
    background: rgba(255, 255, 255, 0.9);
}

#msg {
    min-height: 1.5rem;
    color: var(--accent-dark);
    font-size: 0.92rem;
    font-weight: 700;
}

.site-footer {
    padding: 0 0 2rem;
}

.footer-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    padding-top: 1.5rem;
    border-top: 1px solid rgba(31, 35, 29, 0.08);
    color: var(--muted);
    font-size: 0.95rem;
}

.back-to-top {
    position: fixed;
    right: 1.4rem;
    bottom: 1.4rem;
    z-index: 60;
    display: inline-grid;
    place-items: center;
    width: 3rem;
    height: 3rem;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--accent) 0%, var(--accent-dark) 100%);
    color: #f7f3eb;
    box-shadow: 0 16px 32px rgba(10, 79, 74, 0.28);
    opacity: 0;
    visibility: hidden;
    transform: translateY(12px);
    transition:
        opacity var(--transition),
        visibility var(--transition),
        transform var(--transition);
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

[data-reveal] {
    opacity: 0;
    transform: translate3d(0, 24px, 0);
    transition:
        opacity 700ms ease,
        transform 700ms ease;
    transition-delay: var(--delay, 0ms);
}

[data-reveal="left"] {
    transform: translate3d(26px, 0, 0);
}

[data-reveal].revealed {
    opacity: 1;
    transform: translate3d(0, 0, 0);
}

@media (max-width: 980px) {
    .hero,
    .about-grid,
    .featured-project,
    .contact-layout,
    .section-heading-inline,
    .capabilities-grid,
    .project-grid {
        grid-template-columns: 1fr;
    }

    .section-heading-inline {
        align-items: start;
    }

    .hero h1 {
        max-width: 10ch;
    }

    .nav {
        border-radius: 30px;
        align-items: start;
    }

    .menu-toggle {
        display: inline-grid;
        place-items: center;
    }

    .nav-panel {
        position: absolute;
        top: calc(100% + 0.75rem);
        left: 0;
        right: 0;
        display: grid;
        gap: 1rem;
        padding: 1rem;
        border: 1px solid rgba(255, 255, 255, 0.55);
        border-radius: 24px;
        background: rgba(255, 250, 243, 0.92);
        box-shadow: 0 18px 40px rgba(40, 32, 18, 0.12);
        opacity: 0;
        visibility: hidden;
        transform: translateY(-8px);
        transition:
            opacity var(--transition),
            visibility var(--transition),
            transform var(--transition);
    }

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

    .nav-links {
        flex-direction: column;
        align-items: flex-start;
        gap: 1rem;
    }

    .nav-cta {
        width: 100%;
    }
}

@media (max-width: 640px) {
    .nav-shell {
        top: 0.75rem;
        padding-top: 1rem;
    }

    .site-header {
        padding-top: 1rem;
    }

    .nav {
        padding: 0.9rem 1rem;
    }

    .hero {
        padding-top: 3.5rem;
        gap: 2rem;
    }

    .hero h1 {
        max-width: 100%;
        font-size: clamp(2.9rem, 15vw, 4.4rem);
    }

    .section {
        padding: 1.5rem 0 4.5rem;
    }

    .hero-meta span,
    .project-stack span {
        width: 100%;
        justify-content: center;
    }

    .footer-content {
        flex-direction: column;
        align-items: flex-start;
    }

    .back-to-top {
        right: 1rem;
        bottom: 1rem;
    }
}

@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;
    }

    [data-reveal] {
        opacity: 1;
        transform: none;
    }
}