/* 111iT — consulting template */
:root {
    --bg-deep: #0b1220;
    --bg-elevated: #111b2e;
    --bg-card: #151f33;
    --border-subtle: rgba(255, 255, 255, 0.08);
    --text: #e8edf5;
    --text-muted: #94a3b8;
    --accent: #22d3ee;
    --accent-dim: rgba(34, 211, 238, 0.15);
    --accent-hover: #67e8f9;
    --gradient-hero: linear-gradient(135deg, #0b1220 0%, #111b2e 45%, #0c4a6e 100%);
    --gradient-accent: linear-gradient(135deg, #0891b2 0%, #2563eb 50%, #4f46e5 100%);
    --shadow-lg: 0 24px 48px -12px rgba(0, 0, 0, 0.45);
    --radius: 12px;
    --radius-sm: 8px;
    --font: "Plus Jakarta Sans", system-ui, -apple-system, "Segoe UI", sans-serif;
    --nav-h: 72px;
    --max: 1120px;
    --ease: cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font);
    margin: 0;
    color: var(--text);
    background: var(--bg-deep);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

.skip-link {
    position: absolute;
    left: -9999px;
    top: 0;
    z-index: 10000;
    padding: 0.75rem 1rem;
    background: var(--accent);
    color: var(--bg-deep);
    font-weight: 600;
    text-decoration: none;
    border-radius: 0 0 var(--radius-sm) 0;
}

.skip-link:focus {
    left: 0;
}

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

a:visited {
    color: inherit;
}

/* ——— Nav ——— */
#nav-bar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    height: var(--nav-h);
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(11, 18, 32, 0.85);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border-subtle);
}

.nav {
    width: 100%;
    max-width: var(--max);
    padding: 0 1.5rem;
    display: flex;
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
}

.nav-toggle {
    position: relative;
    width: 2.5rem;
    height: 2.5rem;
    margin-left: auto;
    border-radius: 999px;
    border: 1px solid rgba(148, 163, 184, 0.4);
    background: rgba(15, 23, 42, 0.8);
    padding: 0;
    cursor: pointer;
    display: none;
    align-items: center;
    justify-content: center;
    transition: background 0.2s var(--ease), border-color 0.2s var(--ease), transform 0.15s var(--ease);
}

.nav-toggle:hover {
    background: rgba(15, 23, 42, 0.95);
    border-color: rgba(148, 163, 184, 0.7);
}

.nav-toggle-line {
    position: absolute;
    left: 50%;
    width: 1.4rem;
    height: 2px;
    border-radius: 999px;
    background: #e5e7eb;
    display: block;
    transition: transform 0.2s var(--ease), opacity 0.2s var(--ease), background 0.2s var(--ease);
}

.nav-toggle-line:nth-child(1) {
    transform: translate(-50%, -6px);
}

.nav-toggle-line:nth-child(2) {
    transform: translate(-50%, 0);
}

.nav-toggle-line:nth-child(3) {
    transform: translate(-50%, 6px);
}

#nav-bar.nav-open .nav-toggle-line:nth-child(1) {
    transform: translate(-50%, 0) rotate(45deg);
}

#nav-bar.nav-open .nav-toggle-line:nth-child(2) {
    opacity: 0;
}

#nav-bar.nav-open .nav-toggle-line:nth-child(3) {
    transform: translate(-50%, 0) rotate(-45deg);
}

.site-logo {
    width: 5.5rem;
    height: auto;
    flex-shrink: 0;
}

.nav ul {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: row;
    flex-wrap: wrap;
    align-items: center;
    justify-content: flex-end;
    gap: 0.15rem 0.25rem;
}

.nav-link {
    padding: 0.5rem 0.85rem;
    font-weight: 600;
    font-size: 0.875rem;
    letter-spacing: 0.02em;
    color: var(--text-muted);
    border-radius: var(--radius-sm);
    transition: color 0.2s var(--ease), background 0.2s var(--ease);
}

.nav-link:hover {
    color: var(--text);
    background: rgba(255, 255, 255, 0.06);
}

.nav-link.active {
    color: var(--accent);
    background: var(--accent-dim);
}

.nav-btn {
    margin-left: 0.5rem;
    padding: 0.55rem 1.15rem;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--bg-deep);
    background: var(--accent);
    border-radius: 999px;
    transition: transform 0.2s var(--ease), box-shadow 0.2s var(--ease), background 0.2s var(--ease);
}

.nav-btn:hover {
    color: var(--bg-deep);
    background: var(--accent-hover);
    box-shadow: 0 0 0 3px var(--accent-dim);
    transform: translateY(-1px);
}

/* ——— Main offset ——— */
#main {
    width: 100%;
    padding-top: var(--nav-h);
}

section[id] {
    /* Ensure in-page anchor scroll aligns under the fixed header */
    scroll-margin-top: var(--nav-h);
}

/* ——— Hero ——— */
#banner {
    position: relative;
    overflow: hidden;
    background: var(--gradient-hero);
    min-height: min(88vh, 720px);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 3rem 1.5rem 4rem;
}

#banner::before {
    content: "";
    position: absolute;
    inset: 0;
    background-image: radial-gradient(ellipse 80% 50% at 50% -20%, rgba(34, 211, 238, 0.22), transparent),
        radial-gradient(ellipse 60% 40% at 100% 50%, rgba(79, 70, 229, 0.12), transparent),
        linear-gradient(180deg, transparent 0%, rgba(11, 18, 32, 0.6) 100%);
    pointer-events: none;
}

#banner::after {
    content: "";
    position: absolute;
    inset: 0;
    background-image: linear-gradient(var(--border-subtle) 1px, transparent 1px),
        linear-gradient(90deg, var(--border-subtle) 1px, transparent 1px);
    background-size: 48px 48px;
    mask-image: linear-gradient(180deg, black 30%, transparent 95%);
    opacity: 0.35;
    pointer-events: none;
}

.hero-inner {
    position: relative;
    z-index: 1;
    max-width: var(--max);
    width: 100%;
    text-align: center;
}

.hero-eyebrow {
    display: inline-block;
    margin-bottom: 1rem;
    padding: 0.35rem 0.9rem;
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--accent);
    background: var(--accent-dim);
    border: 1px solid rgba(34, 211, 238, 0.25);
    border-radius: 999px;
}

.hero-title {
    margin: 0 0 1.25rem;
    font-size: clamp(2rem, 5vw, 3.25rem);
    font-weight: 800;
    line-height: 1.12;
    letter-spacing: -0.03em;
    color: #fff;
}

.hero-lead {
    margin: 0 auto 2rem;
    max-width: 36rem;
    font-size: 1.125rem;
    color: var(--text-muted);
    line-height: 1.65;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    justify-content: center;
    align-items: center;
}

.btn-primary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.85rem 1.5rem;
    font-family: inherit;
    font-size: 0.9375rem;
    font-weight: 600;
    color: var(--bg-deep);
    background: var(--accent);
    border: none;
    border-radius: 999px;
    cursor: pointer;
    transition: transform 0.2s var(--ease), box-shadow 0.2s var(--ease), background 0.2s var(--ease);
}

.btn-primary:hover {
    background: var(--accent-hover);
    box-shadow: 0 8px 24px -8px rgba(34, 211, 238, 0.45);
    transform: translateY(-2px);
}

.btn-ghost {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.85rem 1.5rem;
    font-size: 0.9375rem;
    font-weight: 600;
    color: var(--text);
    background: transparent;
    border: 1px solid var(--border-subtle);
    border-radius: 999px;
    transition: border-color 0.2s var(--ease), background 0.2s var(--ease);
}

.btn-ghost:hover {
    border-color: rgba(34, 211, 238, 0.4);
    background: rgba(255, 255, 255, 0.04);
}

.hero-stats {
    display: flex;
    flex-wrap: wrap;
    gap: 2rem;
    justify-content: center;
    margin-top: 3.5rem;
    padding-top: 2.5rem;
    border-top: 1px solid var(--border-subtle);
}

.hero-stat {
    text-align: center;
}

.hero-stat strong {
    display: block;
    font-size: 1.75rem;
    font-weight: 800;
    color: #fff;
    letter-spacing: -0.02em;
}

.hero-stat span {
    font-size: 0.8125rem;
    color: var(--text-muted);
}

/* ——— Section shell ——— */
.section {
    padding: 4rem 1.5rem;
}

.section-inner {
    max-width: var(--max);
    margin: 0 auto;
}

.section-head {
    text-align: center;
    margin-bottom: 3rem;
}

.section-eyebrow {
    margin: 0 0 0.5rem;
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--accent);
}

.section-title {
    margin: 0;
    font-size: clamp(1.75rem, 3.5vw, 2.25rem);
    font-weight: 800;
    letter-spacing: -0.02em;
    color: #fff;
}

.section-desc {
    margin: 0.75rem auto 0;
    max-width: 32rem;
    font-size: 1rem;
    color: var(--text-muted);
}

/* ——— Services ——— */
#services {
    background: var(--bg-elevated);
    border-top: 1px solid var(--border-subtle);
    border-bottom: 1px solid var(--border-subtle);
    margin: 0;
}

.service-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.25rem;
    list-style: none;
    margin: 0;
    padding: 0;
}

.service-card {
    padding: 1.75rem 1.5rem;
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius);
    text-align: left;
    transition: border-color 0.25s var(--ease), transform 0.25s var(--ease), box-shadow 0.25s var(--ease);
}

.service-card:hover {
    border-color: rgba(34, 211, 238, 0.35);
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.service-icon {
    width: 48px;
    height: 48px;
    margin-bottom: 1.25rem;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--accent-dim);
    border-radius: var(--radius-sm);
    color: var(--accent);
}

.service-icon svg {
    width: 24px;
    height: 24px;
}

.service-card h2 {
    margin: 0 0 0.5rem;
    font-size: 1.0625rem;
    font-weight: 700;
    color: #fff;
}

.service-card p {
    margin: 0;
    font-size: 0.875rem;
    color: var(--text-muted);
    line-height: 1.55;
}

/* ——— About ——— */
#whoarewe {
    background: var(--bg-deep);
}

.about-layout {
    display: grid;
    grid-template-columns: 1fr minmax(280px, 42%);
    gap: 3rem;
    align-items: start;
}

.about-copy h2 {
    margin: 0 0 1rem;
    font-size: clamp(1.75rem, 3vw, 2rem);
    font-weight: 800;
    letter-spacing: -0.02em;
    color: #fff;
}

.about-copy p {
    margin: 0 0 1rem;
    color: var(--text-muted);
    font-size: 1rem;
    line-height: 1.7;
}

.about-copy p:last-child {
    margin-bottom: 0;
}

.video-wrap {
    position: relative;
    border-radius: var(--radius);
    overflow: hidden;
    border: 1px solid var(--border-subtle);
    box-shadow: var(--shadow-lg);
    aspect-ratio: 16 / 9;
    background: var(--bg-card);
}

.video-wrap iframe {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    border: 0;
}

/* ——— Portfolio ——— */
#works {
    background: linear-gradient(180deg, var(--bg-elevated) 0%, var(--bg-deep) 100%);
    border-top: 1px solid var(--border-subtle);
}

.work-rows {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.work-list {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.25rem;
    padding: 0;
    margin: 0;
}

.work-card {
    position: relative;
    aspect-ratio: 4 / 3;
    border-radius: var(--radius);
    overflow: hidden;
    border: 1px solid var(--border-subtle);
    background: var(--bg-card);
    transition: border-color 0.25s var(--ease), transform 0.25s var(--ease);
}

.work-card:hover {
    border-color: rgba(34, 211, 238, 0.3);
    transform: translateY(-2px);
}

.work-card img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.85;
    transition: opacity 0.25s var(--ease), transform 0.35s var(--ease);
}

.work-card:hover img {
    opacity: 1;
    transform: scale(1.04);
}

.work-card figcaption {
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    padding: 0.75rem 1rem;
    font-size: 0.8125rem;
    font-weight: 600;
    color: #fff;
    background: linear-gradient(transparent, rgba(11, 18, 32, 0.92));
}

/* ——— Contact ——— */
#contact {
    background: var(--bg-deep);
    border-top: 1px solid var(--border-subtle);
}

.contact-form-wrap {
    max-width: 520px;
    margin: 0 auto;
    text-align: left;
}

.cform label {
    display: block;
    margin-bottom: 0.35rem;
    font-size: 0.8125rem;
    font-weight: 600;
    color: var(--text-muted);
}

.cform input[type="text"],
.cform textarea {
    width: 100%;
    margin-bottom: 1.25rem;
    padding: 0.85rem 1rem;
    font-family: inherit;
    font-size: 1rem;
    color: var(--text);
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-sm);
    transition: border-color 0.2s var(--ease), box-shadow 0.2s var(--ease);
}

.cform input[type="text"]::placeholder,
.cform textarea::placeholder {
    color: #64748b;
}

.cform input[type="text"]:focus,
.cform textarea:focus {
    outline: none;
    border-color: rgba(34, 211, 238, 0.5);
    box-shadow: 0 0 0 3px var(--accent-dim);
}

.cform textarea {
    min-height: 140px;
    resize: vertical;
}

.cform .btn-primary {
    width: 100%;
    margin-top: 0.25rem;
}

/* ——— Footer ——— */
#footer {
    padding: 3rem 1.5rem 2rem;
    background: var(--bg-elevated);
    border-top: 1px solid var(--border-subtle);
}

.footer-inner {
    max-width: var(--max);
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1.2fr repeat(3, 1fr);
    gap: 2rem;
    align-items: start;
    text-align: left;
}

.footer-brand img {
    width: min(140px, 40%);
    height: auto;
    margin-bottom: 0.75rem;
}

.footer-brand p {
    margin: 0;
    font-size: 0.875rem;
    color: var(--text-muted);
    max-width: 16rem;
    line-height: 1.6;
}

.footer-col h3 {
    margin: 0 0 1rem;
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--text-muted);
}

.footer-col a,
.footer-col p {
    display: block;
    margin: 0 0 0.5rem;
    font-size: 0.9375rem;
    color: var(--text-muted);
    transition: color 0.2s var(--ease);
}

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

.footer-bottom {
    max-width: var(--max);
    margin: 2.5rem auto 0;
    padding-top: 1.5rem;
    border-top: 1px solid var(--border-subtle);
    text-align: center;
    font-size: 0.8125rem;
    color: #64748b;
}

/* ——— Legacy class hooks (banner sections) ——— */
.banner-title {
    color: #fff;
}

.banner-bg {
    background: transparent;
    padding: 0;
}

.center {
    text-align: inherit;
}

.white {
    color: inherit;
}

.space {
    display: none;
}

.table {
    display: none;
}

/* ——— Responsive ——— */
@media (max-width: 992px) {
    #banner {
        padding: 2.75rem 1.5rem 3.25rem;
    }

    .service-grid,
    .work-list {
        grid-template-columns: repeat(2, 1fr);
    }

    .footer-inner {
        grid-template-columns: 1fr 1fr;
    }

    .about-layout {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    :root {
        --nav-h: 64px;
    }

    .nav {
        flex-direction: row;
        align-items: center;
    }

    .nav-toggle {
        display: inline-flex;
    }

    #primary-menu {
        position: absolute;
        inset-inline: 0;
        top: 100%;
        margin: 0;
        padding: 0.5rem 1.5rem 1.25rem;
        list-style: none;
        background: rgba(11, 18, 32, 0.98);
        border-bottom: 1px solid var(--border-subtle);
        display: none;
        flex-direction: column;
        gap: 0.35rem;
    }

    #nav-bar.nav-open #primary-menu {
        display: flex;
    }

    #primary-menu li a {
        display: block;
        width: 100%;
        padding: 0.65rem 0.75rem;
    }

    #primary-menu li:last-child {
        margin-top: 0.85rem;
    }

    #primary-menu li:last-child a.nav-btn {
        width: 100%;
        text-align: center;
        justify-content: center;
    }

    .nav-btn {
        margin-left: 0;
    }

    #main {
        padding-top: var(--nav-h);
    }

    .service-grid,
    .work-list {
        grid-template-columns: 1fr;
    }

    .footer-inner {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .footer-brand p {
        margin-left: auto;
        margin-right: auto;
    }

    .footer-brand img {
        margin-left: auto;
        margin-right: auto;
        display: block;
    }

    .hero-stats {
        gap: 1.5rem;
    }
}

@media (min-width: 769px) {
    #primary-menu {
        display: flex;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 1.9rem;
    }

    .hero-lead {
        font-size: 0.975rem;
    }

    .section {
        padding: 3rem 1.25rem;
    }

    .section-head {
        margin-bottom: 2.25rem;
    }

    .service-card {
        padding: 1.5rem 1.25rem;
    }

    .work-list {
        gap: 1rem;
    }

    .footer-inner {
        gap: 1.5rem;
    }
}