/* ==========================================================================
   NEXUS CODE SOLUTIONS S.A.C. — Estilos corporativos
   Tema: oscuro / azul tecnológico / minimalista
   ========================================================================== */

:root {
    --bg-primary:    #0a0e17;
    --bg-secondary:  #111827;
    --bg-card:       #1a2332;
    --bg-card-hover: #1f2b3d;
    --border:        rgba(59, 130, 246, 0.15);
    --border-hover:  rgba(59, 130, 246, 0.35);

    --text-primary:   #f1f5f9;
    --text-secondary: #94a3b8;
    --text-muted:     #64748b;

    --accent:         #3b82f6;
    --accent-light:   #60a5fa;
    --accent-glow:    rgba(59, 130, 246, 0.25);
    --accent-dark:    #2563eb;

    --success: #22c55e;
    --error:   #ef4444;

    --font-sans: 'Inter', system-ui, -apple-system, sans-serif;
    --font-mono: 'JetBrains Mono', monospace;

    --radius-sm: 6px;
    --radius-md: 12px;
    --radius-lg: 20px;

    --shadow-card: 0 4px 24px rgba(0, 0, 0, 0.3);
    --transition:  0.25s cubic-bezier(0.4, 0, 0.2, 1);

    --container: 1200px;
    --header-h:  72px;
}

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

html {
    scroll-behavior: smooth;
    scroll-padding-top: var(--header-h);
}

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

a {
    color: var(--accent-light);
    text-decoration: none;
    transition: color var(--transition);
}

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

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

.container {
    width: 100%;
    max-width: var(--container);
    margin: 0 auto;
    padding: 0 1.5rem;
}

.text-gradient {
    background: linear-gradient(135deg, var(--accent-light), #818cf8);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* ── Header / Nav ───────────────────────────────────────────────────────── */

.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    height: var(--header-h);
    background: rgba(10, 14, 23, 0.85);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border);
}

.nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
}

.nav__logo {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    color: var(--text-primary);
    font-size: 1.1rem;
}

.nav__logo:hover { color: var(--text-primary); }

.nav__logo-icon { color: var(--accent); }

.nav__logo-text strong { color: var(--accent-light); }

.nav__menu {
    display: flex;
    align-items: center;
    gap: 2rem;
    list-style: none;
}

.nav__link {
    color: var(--text-secondary);
    font-size: 0.9rem;
    font-weight: 500;
    transition: color var(--transition);
}

.nav__link:hover { color: var(--text-primary); }

.nav__link--cta {
    background: var(--accent);
    color: #fff !important;
    padding: 0.5rem 1.25rem;
    border-radius: var(--radius-sm);
}

.nav__link--cta:hover {
    background: var(--accent-dark);
    color: #fff !important;
}

.nav__toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
}

.nav__toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    transition: var(--transition);
}

/* ── Buttons ────────────────────────────────────────────────────────────── */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.75rem 1.75rem;
    font-size: 0.95rem;
    font-weight: 600;
    border-radius: var(--radius-sm);
    border: none;
    cursor: pointer;
    transition: all var(--transition);
    font-family: inherit;
}

.btn--primary {
    background: linear-gradient(135deg, var(--accent), var(--accent-dark));
    color: #fff;
    box-shadow: 0 4px 16px var(--accent-glow);
}

.btn--primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 24px var(--accent-glow);
    color: #fff;
}

.btn--ghost {
    background: transparent;
    color: var(--text-primary);
    border: 1px solid var(--border-hover);
}

.btn--ghost:hover {
    border-color: var(--accent);
    color: var(--accent-light);
}

.btn--full { width: 100%; }

/* ── Hero ───────────────────────────────────────────────────────────────── */

.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: calc(var(--header-h) + 4rem) 0 4rem;
    overflow: hidden;
}

.hero__bg {
    position: absolute;
    inset: 0;
    pointer-events: none;
}

.hero__grid {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(59, 130, 246, 0.04) 1px, transparent 1px),
        linear-gradient(90deg, rgba(59, 130, 246, 0.04) 1px, transparent 1px);
    background-size: 60px 60px;
    mask-image: radial-gradient(ellipse 70% 60% at 50% 40%, black, transparent);
}

.hero__glow {
    position: absolute;
    border-radius: 50%;
    filter: blur(100px);
}

.hero__glow--1 {
    width: 500px;
    height: 500px;
    background: rgba(59, 130, 246, 0.12);
    top: -10%;
    right: -5%;
}

.hero__glow--2 {
    width: 400px;
    height: 400px;
    background: rgba(99, 102, 241, 0.08);
    bottom: 10%;
    left: -10%;
}

.hero__content {
    position: relative;
    z-index: 1;
}

.hero__badge {
    display: inline-block;
    padding: 0.4rem 1rem;
    background: rgba(59, 130, 246, 0.1);
    border: 1px solid var(--border);
    border-radius: 100px;
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--accent-light);
    letter-spacing: 0.03em;
    margin-bottom: 1.5rem;
}

.hero__title {
    font-size: clamp(2.2rem, 5vw, 3.75rem);
    font-weight: 700;
    line-height: 1.15;
    letter-spacing: -0.02em;
    margin-bottom: 1.25rem;
    max-width: 800px;
}

.hero__subtitle {
    font-size: clamp(1rem, 2vw, 1.2rem);
    color: var(--text-secondary);
    max-width: 600px;
    margin-bottom: 2.5rem;
}

.hero__pills {
    display: flex;
    flex-wrap: wrap;
    gap: 0.6rem;
    margin-bottom: 2rem;
}

.hero__pill {
    font-size: 0.8rem;
    font-weight: 500;
    padding: 0.4rem 0.9rem;
    background: rgba(59, 130, 246, 0.08);
    border: 1px solid var(--border);
    border-radius: 100px;
    color: var(--accent-light);
}

.hero__actions {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    margin-bottom: 3.5rem;
}

.hero__stats {
    display: flex;
    flex-wrap: wrap;
    gap: 2.5rem;
    padding-top: 2rem;
    border-top: 1px solid var(--border);
}

.hero__stat-value {
    display: block;
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--accent-light);
    font-family: var(--font-mono);
}

.hero__stat-label {
    font-size: 0.85rem;
    color: var(--text-muted);
}

/* ── Sections ───────────────────────────────────────────────────────────── */

.section {
    padding: 6rem 0;
}

.section__header {
    text-align: center;
    max-width: 640px;
    margin: 0 auto 3.5rem;
}

.section__label {
    display: inline-block;
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--accent);
    margin-bottom: 0.75rem;
}

.section__title {
    font-size: clamp(1.75rem, 3vw, 2.5rem);
    font-weight: 700;
    letter-spacing: -0.02em;
    margin-bottom: 1rem;
}

.section__desc {
    color: var(--text-secondary);
    font-size: 1.05rem;
}

/* ── About ──────────────────────────────────────────────────────────────── */

.about__layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.about__title {
    text-align: left;
    margin-bottom: 1.25rem;
}

.about__text {
    color: var(--text-secondary);
    margin-bottom: 1rem;
    font-size: 1rem;
}

.about__text strong { color: var(--text-primary); }

.about__list {
    list-style: none;
    margin-top: 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.about__list li {
    position: relative;
    padding-left: 1.5rem;
    color: var(--text-secondary);
    font-size: 0.95rem;
}

.about__list li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0.55rem;
    width: 8px;
    height: 8px;
    background: var(--accent);
    border-radius: 50%;
}

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

.about-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 1.5rem;
    transition: border-color var(--transition);
}

.about-card:hover { border-color: var(--border-hover); }

.about-card__icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    background: rgba(59, 130, 246, 0.1);
    border-radius: var(--radius-sm);
    color: var(--accent-light);
    margin-bottom: 1rem;
}

.about-card h3 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.about-card p {
    color: var(--text-secondary);
    font-size: 0.88rem;
}

/* ── Services ───────────────────────────────────────────────────────────── */

.services {
    position: relative;
    background: var(--bg-secondary);
    overflow: hidden;
}

.services__bg {
    position: absolute;
    inset: 0;
    pointer-events: none;
}

.services__bg-glow {
    position: absolute;
    top: -20%;
    left: 50%;
    transform: translateX(-50%);
    width: 800px;
    height: 500px;
    background: radial-gradient(ellipse, rgba(59, 130, 246, 0.08) 0%, transparent 70%);
}

.services__bg-grid {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(59, 130, 246, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(59, 130, 246, 0.03) 1px, transparent 1px);
    background-size: 48px 48px;
    mask-image: linear-gradient(to bottom, black 30%, transparent 90%);
}

.services .container { position: relative; z-index: 1; }

/* Acentos por tipo de servicio */
.service-card--accent-cyan   { --card-accent: #22d3ee; --card-accent-rgb: 34, 211, 238; }
.service-card--accent-violet { --card-accent: #a78bfa; --card-accent-rgb: 167, 139, 250; }
.service-card--accent-emerald{ --card-accent: #34d399; --card-accent-rgb: 52, 211, 153; }
.service-card--accent-amber  { --card-accent: #fbbf24; --card-accent-rgb: 251, 191, 36; }
.service-card--accent-rose   { --card-accent: #fb7185; --card-accent-rgb: 251, 113, 133; }
.service-card--accent-orange { --card-accent: #fb923c; --card-accent-rgb: 251, 146, 60; }
.service-card--accent-sky    { --card-accent: #38bdf8; --card-accent-rgb: 56, 189, 248; }
.service-card--accent-indigo { --card-accent: #818cf8; --card-accent-rgb: 129, 140, 248; }
.service-card--accent-blue   { --card-accent: #60a5fa; --card-accent-rgb: 96, 165, 250; }

/* Tarjetas destacadas (facturación + desarrollo web) */
.services__featured {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
    margin-bottom: 1.5rem;
}

.service-card--featured {
    border-radius: var(--radius-lg);
    padding: 0;
    background: transparent;
    border: none;
    overflow: hidden;
}

.service-card--featured .service-card__inner {
    position: relative;
    height: 100%;
    padding: 2rem;
    background: linear-gradient(
        145deg,
        rgba(var(--card-accent-rgb), 0.07) 0%,
        var(--bg-card) 45%,
        var(--bg-card) 100%
    );
    border: 1px solid rgba(var(--card-accent-rgb), 0.2);
    border-radius: var(--radius-lg);
    transition: all var(--transition);
}

.service-card--featured .service-card__glow {
    position: absolute;
    top: -50%;
    right: -20%;
    width: 280px;
    height: 280px;
    background: radial-gradient(circle, rgba(var(--card-accent-rgb), 0.15) 0%, transparent 70%);
    pointer-events: none;
    transition: opacity var(--transition);
    opacity: 0.6;
}

.service-card--featured:hover .service-card__inner {
    border-color: rgba(var(--card-accent-rgb), 0.45);
    transform: translateY(-6px);
    box-shadow:
        0 8px 32px rgba(0, 0, 0, 0.35),
        0 0 0 1px rgba(var(--card-accent-rgb), 0.1),
        0 0 40px rgba(var(--card-accent-rgb), 0.08);
}

.service-card--featured:hover .service-card__glow { opacity: 1; }

.service-card__top {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    margin-bottom: 1.5rem;
}

.service-card__badge {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    font-size: 0.68rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    padding: 0.35rem 0.75rem;
    background: rgba(var(--card-accent-rgb), 0.15);
    color: var(--card-accent);
    border: 1px solid rgba(var(--card-accent-rgb), 0.25);
    border-radius: 100px;
    flex-shrink: 0;
}

/* Grid de servicios regulares */
.services__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.25rem;
}

.service-card {
    position: relative;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 1.75rem;
    transition: all var(--transition);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    animation-delay: var(--delay, 0s);
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--card-accent, var(--accent)), transparent);
    opacity: 0;
    transition: opacity var(--transition);
}

.service-card__shine {
    position: absolute;
    top: 0;
    left: -100%;
    width: 60%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.03), transparent);
    transition: left 0.6s ease;
    pointer-events: none;
}

.service-card:not(.service-card--featured):hover {
    border-color: rgba(var(--card-accent-rgb), 0.3);
    transform: translateY(-5px);
    box-shadow:
        var(--shadow-card),
        0 0 24px rgba(var(--card-accent-rgb), 0.06);
}

.service-card:not(.service-card--featured):hover::before { opacity: 1; }
.service-card:not(.service-card--featured):hover .service-card__shine { left: 150%; }

.service-card__icon-wrap {
    position: relative;
    width: 64px;
    height: 64px;
    margin-bottom: 1.25rem;
    flex-shrink: 0;
}

.service-card__icon-wrap--sm {
    width: 52px;
    height: 52px;
    margin-bottom: 1rem;
}

.service-card__icon-wrap::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: 16px;
    background: rgba(var(--card-accent-rgb), 0.12);
    border: 1px solid rgba(var(--card-accent-rgb), 0.2);
    transition: all var(--transition);
}

.service-card:hover .service-card__icon-wrap::before {
    background: rgba(var(--card-accent-rgb), 0.2);
    box-shadow: 0 0 20px rgba(var(--card-accent-rgb), 0.15);
}

.service-card__icon {
    position: relative;
    z-index: 1;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--card-accent, var(--accent-light));
}

.service-card__number {
    display: inline-block;
    font-family: var(--font-mono);
    font-size: 0.72rem;
    font-weight: 500;
    color: rgba(var(--card-accent-rgb), 0.7);
    letter-spacing: 0.1em;
    margin-bottom: 0.5rem;
}

.service-card__number--sm {
    font-size: 0.65rem;
    margin-bottom: 0.35rem;
}

.service-card--featured .service-card__title {
    font-size: 1.35rem;
}

.service-card__title {
    font-size: 1.05rem;
    font-weight: 600;
    margin-bottom: 0.65rem;
    line-height: 1.35;
}

.service-card__desc {
    color: var(--text-secondary);
    font-size: 0.88rem;
    line-height: 1.65;
    margin-bottom: 1.25rem;
    flex: 1;
}

.service-card__tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
    margin-bottom: 1.25rem;
}

.service-card--featured .service-card__tags { margin-bottom: 1.5rem; }

.tag {
    font-size: 0.72rem;
    font-weight: 500;
    padding: 0.3rem 0.7rem;
    background: rgba(var(--card-accent-rgb, 59, 130, 246), 0.08);
    color: var(--card-accent, var(--accent-light));
    border-radius: 100px;
    border: 1px solid rgba(var(--card-accent-rgb, 59, 130, 246), 0.15);
    transition: all var(--transition);
}

.service-card:hover .tag {
    border-color: rgba(var(--card-accent-rgb), 0.3);
}

.tag--mono { font-family: var(--font-mono); }

.service-card__link {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--card-accent, var(--accent-light));
    margin-top: auto;
    transition: gap var(--transition), color var(--transition);
}

.service-card__link:hover {
    color: var(--text-primary);
    gap: 0.65rem;
}

.service-card__link--sm {
    font-size: 0.8rem;
    opacity: 0;
    transform: translateY(6px);
    transition: all var(--transition);
}

.service-card:not(.service-card--featured):hover .service-card__link--sm {
    opacity: 1;
    transform: translateY(0);
}

/* CTA inferior */
.services__cta {
    margin-top: 3rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 2rem;
    padding: 2rem 2.5rem;
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.08), var(--bg-card));
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
}

.services__cta-icon {
    flex-shrink: 0;
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(59, 130, 246, 0.12);
    border-radius: 14px;
    color: var(--accent-light);
}

.services__cta-text p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin-bottom: 0.2rem;
}

.services__cta-text strong {
    color: var(--text-primary);
    font-size: 1.1rem;
}

.services__cta .btn { flex-shrink: 0; }

/* ── Portfolio ────────────────────────────────────────────────────────────── */

.portfolio__grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1.5rem;
}

.portfolio-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 1.75rem;
    transition: all var(--transition);
    display: flex;
    flex-direction: column;
}

.portfolio-card:hover {
    border-color: var(--border-hover);
    transform: translateY(-3px);
    box-shadow: var(--shadow-card);
}

.portfolio-card__header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
}

.portfolio-card__category {
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--accent);
}

.portfolio-card__year {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--text-muted);
}

.portfolio-card__title {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
}

.portfolio-card__summary {
    color: var(--text-secondary);
    font-size: 0.9rem;
    flex: 1;
    margin-bottom: 1.25rem;
}

.portfolio-card__tech {
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
}

/* ── Contact ────────────────────────────────────────────────────────────── */

.contact { background: var(--bg-secondary); }

.contact__layout {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 3rem;
    align-items: start;
}

.contact__info {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.contact__info-label {
    display: block;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--text-muted);
    margin-bottom: 0.35rem;
}

.contact__info-block h3 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

.contact__services-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.6rem;
}

.contact__services-list li {
    position: relative;
    padding-left: 1.25rem;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.contact__services-list li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--accent);
    font-weight: 700;
}

.contact__info-item a,
.contact__info-item span {
    font-size: 1rem;
    color: var(--text-primary);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

.contact__form {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 2.5rem;
}

.form-group {
    margin-bottom: 1.25rem;
}

.form-group label {
    display: block;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--text-secondary);
    margin-bottom: 0.4rem;
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 0.75rem 1rem;
    background: var(--bg-primary);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-family: inherit;
    font-size: 0.95rem;
    transition: border-color var(--transition);
}

.form-group select {
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%2394a3b8' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 1rem center;
    padding-right: 2.5rem;
}

.form-group select option {
    background: var(--bg-secondary);
    color: var(--text-primary);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-glow);
}

.form-group input.is-invalid,
.form-group textarea.is-invalid,
.form-group select.is-invalid {
    border-color: var(--error);
}

.form-group textarea { resize: vertical; min-height: 120px; }

.form-error {
    display: block;
    font-size: 0.8rem;
    color: var(--error);
    margin-top: 0.35rem;
}

.alert {
    padding: 1rem 1.25rem;
    border-radius: var(--radius-sm);
    margin-bottom: 2rem;
    font-size: 0.9rem;
    font-weight: 500;
}

.alert--success {
    background: rgba(34, 197, 94, 0.1);
    border: 1px solid rgba(34, 197, 94, 0.3);
    color: var(--success);
}

.alert--error {
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.3);
    color: var(--error);
}

/* ── Footer ─────────────────────────────────────────────────────────────── */

.site-footer {
    border-top: 1px solid var(--border);
    padding: 4rem 0 0;
}

.footer__grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 2rem;
    padding-bottom: 3rem;
}

.footer__logo {
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
}

.footer__logo strong { color: var(--accent-light); }

.footer__tagline {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.footer__links h4,
.footer__contact h4 {
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--text-muted);
    margin-bottom: 1rem;
}

.footer__links ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.footer__links a {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

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

.footer__contact p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-bottom: 0.35rem;
}

.footer__bottom {
    border-top: 1px solid var(--border);
    padding: 1.5rem 0;
    text-align: center;
}

.footer__bottom p {
    font-size: 0.8rem;
    color: var(--text-muted);
}

/* ── Responsive ─────────────────────────────────────────────────────────── */

@media (max-width: 768px) {
    .nav__toggle { display: flex; }

    .nav__menu {
        position: fixed;
        top: var(--header-h);
        left: 0;
        right: 0;
        flex-direction: column;
        background: rgba(10, 14, 23, 0.97);
        backdrop-filter: blur(12px);
        padding: 1.5rem;
        gap: 1rem;
        border-bottom: 1px solid var(--border);
        transform: translateY(-120%);
        opacity: 0;
        transition: all var(--transition);
        pointer-events: none;
    }

    .nav__menu.is-open {
        transform: translateY(0);
        opacity: 1;
        pointer-events: auto;
    }

    .hero__stats { gap: 1.5rem; }

    .about__layout {
        grid-template-columns: 1fr;
        gap: 2.5rem;
    }

    .about__title { text-align: center; }

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

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

    .services__cta {
        flex-direction: column;
        text-align: center;
    }

    .service-card__link--sm {
        opacity: 1;
        transform: none;
    }

    .form-row { grid-template-columns: 1fr; }

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

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

@media (min-width: 769px) and (max-width: 1024px) {
    .services__grid { grid-template-columns: repeat(2, 1fr); }
}