/* =================================================================
 * Jus-Dev Technologies — Main Stylesheet
 * =================================================================
 */

/* ─── Reset & Base ─────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
    --blue:        #3B8FD4;
    --blue-dark:   #175CA1;
    --blue-deeper: #0D3F74;
    --black:       #111827;
    --gray-dark:   #374151;
    --gray:        #6B7280;
    --gray-light:  #D1D5DB;
    --bg-light:    #F8FAFC;
    --bg-alt:      #EFF4FB;
    --white:       #FFFFFF;
    --font:        'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --shadow-sm:   0 1px 3px rgba(0,0,0,.10), 0 1px 2px rgba(0,0,0,.06);
    --shadow:      0 4px 16px rgba(0,0,0,.10);
    --shadow-lg:   0 10px 40px rgba(0,0,0,.15);
    --radius:      10px;
    --radius-lg:   18px;
}

html { scroll-behavior: smooth; }

body {
    font-family: var(--font);
    font-size: 16px;
    line-height: 1.7;
    color: var(--black);
    background: var(--white);
}

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

.container {
    width: 100%;
    max-width: 1160px;
    margin: 0 auto;
    padding: 0 24px;
}

/* ─── Utility ───────────────────────────────────────────────── */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 32px;
    border-radius: 6px;
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    border: 2px solid transparent;
    transition: all .22s ease;
    white-space: nowrap;
}
.btn-primary {
    background: var(--blue);
    color: var(--white);
    border-color: var(--blue);
}
.btn-primary:hover {
    background: var(--blue-dark);
    border-color: var(--blue-dark);
    transform: translateY(-1px);
    box-shadow: 0 6px 20px rgba(59,143,212,.4);
}
.btn-outline {
    background: transparent;
    color: var(--white);
    border-color: rgba(255,255,255,.7);
}
.btn-outline:hover {
    background: rgba(255,255,255,.12);
    border-color: var(--white);
    transform: translateY(-1px);
}
.btn-outline-dark {
    background: transparent;
    color: var(--blue);
    border-color: var(--blue);
}
.btn-outline-dark:hover {
    background: var(--blue);
    color: var(--white);
}

.section-label {
    display: inline-block;
    font-size: 12px;
    font-weight: 700;
    letter-spacing: .12em;
    text-transform: uppercase;
    color: var(--blue);
    margin-bottom: 14px;
}
.section-title {
    font-size: clamp(28px, 4vw, 44px);
    font-weight: 800;
    line-height: 1.2;
    color: var(--black);
    margin-bottom: 20px;
}
.section-title span { color: var(--blue); }
.section-desc {
    font-size: 17px;
    color: var(--gray-dark);
    max-width: 580px;
    line-height: 1.75;
}

/* ─── Navigation ────────────────────────────────────────────── */
#navbar {
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 1000;
    background: rgba(255,255,255,.96);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--gray-light);
    transition: box-shadow .25s;
}
#navbar.scrolled { box-shadow: var(--shadow); }

.nav-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
}
.nav-logo {
    display: flex;
    align-items: center;
    gap: 10px;
}
.nav-logo img {
    height: 44px;
    width: auto;
    object-fit: contain;
}
.nav-logo-text {
    display: flex;
    flex-direction: column;
    line-height: 1.15;
}
.nav-logo-text .brand-jus {
    font-size: 22px;
    font-weight: 900;
    color: var(--blue);
    letter-spacing: -.5px;
}
.nav-logo-text .brand-jus span { color: var(--black); }
.nav-logo-text .brand-sub {
    font-size: 9px;
    font-weight: 700;
    letter-spacing: .18em;
    text-transform: uppercase;
    color: var(--gray);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 36px;
}
.nav-links a {
    font-size: 14px;
    font-weight: 500;
    color: var(--gray-dark);
    transition: color .2s;
}
.nav-links a:hover { color: var(--blue); }
.nav-links .nav-cta {
    padding: 10px 24px;
    background: var(--blue);
    color: var(--white);
    border-radius: 6px;
    font-weight: 600;
}
.nav-links .nav-cta:hover { background: var(--blue-dark); color: var(--white); }

.nav-burger {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    padding: 6px;
}
.nav-burger span {
    display: block;
    width: 26px;
    height: 2.5px;
    background: var(--black);
    border-radius: 2px;
    transition: all .25s;
}

/* mobile menu */
.nav-mobile {
    display: none;
    flex-direction: column;
    gap: 0;
    border-top: 1px solid var(--gray-light);
    padding: 16px 0 20px;
}
.nav-mobile a {
    display: block;
    padding: 12px 24px;
    font-size: 15px;
    font-weight: 500;
    color: var(--gray-dark);
    border-bottom: 1px solid var(--bg-light);
}
.nav-mobile a:hover { color: var(--blue); background: var(--bg-light); }
.nav-mobile .nav-cta-mobile {
    margin: 12px 24px 0;
    text-align: center;
    padding: 12px;
    background: var(--blue);
    color: var(--white) !important;
    border-radius: 6px;
    font-weight: 600;
}

/* ─── Hero ──────────────────────────────────────────────────── */
#hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, var(--blue-deeper) 0%, var(--blue-dark) 50%, var(--blue) 100%);
    overflow: hidden;
    padding-top: 72px;
}
#hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background:
        radial-gradient(circle at 70% 30%, rgba(255,255,255,.06) 0%, transparent 60%),
        radial-gradient(circle at 20% 80%, rgba(0,0,0,.15) 0%, transparent 50%);
}
/* animated network grid overlay */
#hero::after {
    content: '';
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(255,255,255,.04) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,.04) 1px, transparent 1px);
    background-size: 60px 60px;
}

.hero-inner {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    padding: 80px 0;
}

.hero-content {}
.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 6px 16px;
    background: rgba(255,255,255,.12);
    border: 1px solid rgba(255,255,255,.2);
    border-radius: 30px;
    color: rgba(255,255,255,.9);
    font-size: 13px;
    font-weight: 600;
    letter-spacing: .05em;
    text-transform: uppercase;
    margin-bottom: 28px;
}
.hero-badge::before {
    content: '';
    width: 7px; height: 7px;
    background: #5DEBB3;
    border-radius: 50%;
    animation: pulse 2s infinite;
}
@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: .6; transform: scale(1.3); }
}

.hero-title {
    font-size: clamp(36px, 5.5vw, 64px);
    font-weight: 900;
    line-height: 1.1;
    color: var(--white);
    margin-bottom: 24px;
    letter-spacing: -.02em;
}
.hero-title span {
    color: #7EC8F5;
}

.hero-desc {
    font-size: 18px;
    color: rgba(255,255,255,.82);
    line-height: 1.75;
    margin-bottom: 40px;
    max-width: 520px;
}

.hero-btns {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

.hero-stats {
    display: flex;
    gap: 40px;
    margin-top: 56px;
    padding-top: 40px;
    border-top: 1px solid rgba(255,255,255,.18);
}
.hero-stat-value {
    font-size: 32px;
    font-weight: 800;
    color: var(--white);
    line-height: 1;
    margin-bottom: 4px;
}
.hero-stat-label {
    font-size: 13px;
    color: rgba(255,255,255,.65);
    font-weight: 500;
}

.hero-visual {
    display: flex;
    justify-content: center;
    align-items: center;
}
.hero-logo-wrap {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
}
.hero-logo-wrap::before {
    content: '';
    position: absolute;
    width: 360px; height: 360px;
    background: radial-gradient(circle, rgba(255,255,255,.08) 0%, transparent 70%);
    border-radius: 50%;
}
.hero-logo-card {
    position: relative;
    z-index: 1;
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 36px 48px;
    box-shadow: 0 20px 60px rgba(0,0,0,.3);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 14px;
}
.hero-logo-card img {
    width: 220px;
    object-fit: contain;
}
.hero-logo-card .hero-logo-tagline {
    font-size: 13px;
    font-weight: 700;
    letter-spacing: .15em;
    text-transform: uppercase;
    color: var(--blue);
}

/* ─── Highlights ────────────────────────────────────────────── */
#highlights {
    padding: 80px 0;
    background: var(--bg-light);
}
.highlights-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}
.highlight-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 32px 28px;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--bg-alt);
    transition: transform .25s, box-shadow .25s;
}
.highlight-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}
.highlight-icon {
    width: 52px; height: 52px;
    background: var(--bg-alt);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    color: var(--blue);
}
.highlight-icon svg { width: 26px; height: 26px; }
.highlight-card h3 {
    font-size: 17px;
    font-weight: 700;
    color: var(--black);
    margin-bottom: 10px;
}
.highlight-card p {
    font-size: 14px;
    color: var(--gray);
    line-height: 1.65;
}

/* ─── About ─────────────────────────────────────────────────── */
#about {
    padding: 100px 0;
    background: var(--white);
}
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}
.about-visual {
    position: relative;
}
.about-visual-box {
    background: linear-gradient(135deg, var(--blue-deeper), var(--blue));
    border-radius: var(--radius-lg);
    padding: 56px 48px;
    color: var(--white);
}
.about-visual-box h3 {
    font-size: 26px;
    font-weight: 800;
    margin-bottom: 16px;
}
.about-visual-box p {
    font-size: 15px;
    opacity: .85;
    line-height: 1.7;
    margin-bottom: 28px;
}
.about-badge-row {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}
.about-badge {
    padding: 6px 14px;
    background: rgba(255,255,255,.15);
    border: 1px solid rgba(255,255,255,.25);
    border-radius: 20px;
    font-size: 13px;
    font-weight: 600;
    color: var(--white);
}
.about-float-card {
    position: absolute;
    bottom: -24px;
    right: -24px;
    background: var(--white);
    border-radius: var(--radius);
    padding: 20px 24px;
    box-shadow: var(--shadow-lg);
    display: flex;
    align-items: center;
    gap: 16px;
    min-width: 200px;
}
.about-float-card .num {
    font-size: 32px;
    font-weight: 900;
    color: var(--blue);
    line-height: 1;
}
.about-float-card .lbl {
    font-size: 13px;
    color: var(--gray);
    font-weight: 500;
}
.about-content {}
.about-content .section-desc { max-width: 100%; margin-bottom: 28px; }
.about-mission {
    background: var(--bg-light);
    border-left: 4px solid var(--blue);
    border-radius: 0 var(--radius) var(--radius) 0;
    padding: 20px 24px;
    margin-bottom: 32px;
}
.about-mission p {
    font-size: 15px;
    color: var(--gray-dark);
    font-style: italic;
    line-height: 1.7;
}
.about-values-list {
    display: flex;
    flex-direction: column;
    gap: 14px;
}
.about-value-item {
    display: flex;
    align-items: flex-start;
    gap: 14px;
}
.about-value-dot {
    width: 10px; height: 10px;
    background: var(--blue);
    border-radius: 50%;
    flex-shrink: 0;
    margin-top: 7px;
}
.about-value-item strong { color: var(--black); font-weight: 700; }
.about-value-item p { font-size: 15px; color: var(--gray-dark); }

/* ─── Services ──────────────────────────────────────────────── */
#services {
    padding: 100px 0;
    background: var(--bg-light);
}
.services-header {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: end;
    margin-bottom: 60px;
}
.services-header .section-desc { margin-bottom: 0; }
.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
}
.service-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 40px 32px;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--bg-alt);
    transition: transform .25s, box-shadow .25s, border-color .25s;
    position: relative;
    overflow: hidden;
}
.service-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--blue), var(--blue-dark));
    transform: scaleX(0);
    transition: transform .3s;
}
.service-card:hover::before { transform: scaleX(1); }
.service-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-color: var(--blue);
}
.service-icon {
    width: 60px; height: 60px;
    background: linear-gradient(135deg, var(--blue), var(--blue-dark));
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 24px;
    color: var(--white);
}
.service-icon svg { width: 28px; height: 28px; }
.service-card h3 {
    font-size: 20px;
    font-weight: 700;
    color: var(--black);
    margin-bottom: 14px;
}
.service-card p {
    font-size: 15px;
    color: var(--gray);
    line-height: 1.7;
    margin-bottom: 24px;
}
.service-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}
.service-tag {
    padding: 4px 12px;
    background: var(--bg-alt);
    color: var(--blue-dark);
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
}

/* ─── CTA Strip ─────────────────────────────────────────────── */
#cta-strip {
    padding: 80px 0;
    background: linear-gradient(135deg, var(--blue-deeper), var(--blue-dark));
    text-align: center;
}
#cta-strip h2 {
    font-size: clamp(26px, 4vw, 42px);
    font-weight: 800;
    color: var(--white);
    margin-bottom: 16px;
}
#cta-strip p {
    font-size: 17px;
    color: rgba(255,255,255,.78);
    max-width: 520px;
    margin: 0 auto 36px;
    line-height: 1.7;
}
#cta-strip .btn-group {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
}
#cta-strip .btn-white {
    background: var(--white);
    color: var(--blue-dark);
    border-color: var(--white);
    font-weight: 700;
}
#cta-strip .btn-white:hover {
    background: var(--bg-light);
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(0,0,0,.2);
}

/* ─── Contact ───────────────────────────────────────────────── */
#contact {
    padding: 100px 0;
    background: var(--white);
}
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.4fr;
    gap: 80px;
    align-items: start;
}
.contact-info h2 {
    font-size: clamp(28px, 3.5vw, 40px);
    font-weight: 800;
    color: var(--black);
    margin-bottom: 16px;
}
.contact-info > p {
    font-size: 16px;
    color: var(--gray-dark);
    line-height: 1.75;
    margin-bottom: 40px;
}
.contact-detail-list {
    display: flex;
    flex-direction: column;
    gap: 20px;
    margin-bottom: 40px;
}
.contact-detail {
    display: flex;
    align-items: center;
    gap: 16px;
}
.contact-detail-icon {
    width: 44px; height: 44px;
    background: var(--bg-alt);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--blue);
    flex-shrink: 0;
}
.contact-detail-icon svg { width: 20px; height: 20px; }
.contact-detail-text a { color: var(--gray-dark); transition: color .2s; }
.contact-detail-text a:hover { color: var(--blue); }
.contact-detail-text strong {
    display: block;
    font-size: 13px;
    font-weight: 700;
    color: var(--gray);
    text-transform: uppercase;
    letter-spacing: .07em;
    margin-bottom: 2px;
}
.social-links {
    display: flex;
    gap: 12px;
}
.social-link {
    width: 42px; height: 42px;
    background: var(--bg-light);
    border: 1px solid var(--gray-light);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--gray);
    transition: all .2s;
}
.social-link:hover {
    background: var(--blue);
    border-color: var(--blue);
    color: var(--white);
    transform: translateY(-2px);
}
.social-link svg { width: 18px; height: 18px; }

/* contact form */
.contact-form-wrap {
    background: var(--bg-light);
    border-radius: var(--radius-lg);
    padding: 44px 40px;
    box-shadow: var(--shadow);
}
.contact-form-wrap h3 {
    font-size: 22px;
    font-weight: 700;
    margin-bottom: 28px;
    color: var(--black);
}
.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}
.form-group {
    display: flex;
    flex-direction: column;
    gap: 7px;
    margin-bottom: 20px;
}
.form-group label {
    font-size: 13px;
    font-weight: 600;
    color: var(--gray-dark);
    text-transform: uppercase;
    letter-spacing: .06em;
}
.form-group input,
.form-group textarea,
.form-group select {
    padding: 12px 16px;
    border: 1.5px solid var(--gray-light);
    border-radius: 8px;
    font-size: 15px;
    font-family: var(--font);
    color: var(--black);
    background: var(--white);
    transition: border-color .2s, box-shadow .2s;
    outline: none;
}
.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    border-color: var(--blue);
    box-shadow: 0 0 0 3px rgba(59,143,212,.15);
}
.form-group textarea { resize: vertical; min-height: 130px; }
.btn-submit {
    width: 100%;
    padding: 15px;
    background: var(--blue);
    color: var(--white);
    border: none;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 700;
    cursor: pointer;
    font-family: var(--font);
    transition: background .2s, transform .2s;
}
.btn-submit:hover {
    background: var(--blue-dark);
    transform: translateY(-1px);
}
#form-success {
    display: none;
    margin-top: 16px;
    padding: 14px 18px;
    background: #D1FAE5;
    border: 1px solid #6EE7B7;
    border-radius: 8px;
    color: #065F46;
    font-size: 14px;
    font-weight: 600;
}

/* ─── Footer ────────────────────────────────────────────────── */
#footer {
    background: var(--black);
    padding: 60px 0 32px;
}
.footer-top {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1fr;
    gap: 48px;
    margin-bottom: 48px;
}
.footer-brand .footer-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 18px;
}
.footer-brand .footer-logo img {
    height: 40px;
    object-fit: contain;
    opacity: .9;
    filter: brightness(0) invert(1);
}
.footer-brand-name {
    font-size: 20px;
    font-weight: 900;
    color: var(--white);
}
.footer-brand-name span { color: var(--blue); }
.footer-brand p {
    font-size: 14px;
    color: rgba(255,255,255,.5);
    line-height: 1.7;
    margin-bottom: 24px;
}
.footer-col h4 {
    font-size: 13px;
    font-weight: 700;
    color: var(--white);
    text-transform: uppercase;
    letter-spacing: .1em;
    margin-bottom: 18px;
}
.footer-col ul {
    display: flex;
    flex-direction: column;
    gap: 12px;
}
.footer-col ul li a {
    font-size: 14px;
    color: rgba(255,255,255,.5);
    transition: color .2s;
}
.footer-col ul li a:hover { color: var(--blue); }
.footer-bottom {
    border-top: 1px solid rgba(255,255,255,.1);
    padding-top: 28px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 12px;
}
.footer-bottom p {
    font-size: 13px;
    color: rgba(255,255,255,.35);
}

/* ─── Responsive ────────────────────────────────────────────── */
@media (max-width: 1024px) {
    .hero-inner         { grid-template-columns: 1fr; text-align: center; }
    .hero-btns          { justify-content: center; }
    .hero-stats         { justify-content: center; }
    .hero-visual        { display: none; }
    .highlights-grid    { grid-template-columns: repeat(2, 1fr); }
    .about-grid         { grid-template-columns: 1fr; }
    .about-float-card   { right: 0; bottom: -20px; }
    .services-header    { grid-template-columns: 1fr; }
    .services-grid      { grid-template-columns: repeat(2, 1fr); }
    .contact-grid       { grid-template-columns: 1fr; }
    .footer-top         { grid-template-columns: 1fr 1fr; gap: 36px; }
}

@media (max-width: 768px) {
    .nav-links          { display: none; }
    .nav-burger         { display: flex; }
    .nav-mobile.open    { display: flex; }
    .highlights-grid    { grid-template-columns: 1fr 1fr; }
    .services-grid      { grid-template-columns: 1fr; }
    .form-row           { grid-template-columns: 1fr; }
    .footer-top         { grid-template-columns: 1fr; }
    .footer-bottom      { flex-direction: column; text-align: center; }
    .contact-form-wrap  { padding: 28px 22px; }
}

@media (max-width: 480px) {
    .highlights-grid    { grid-template-columns: 1fr; }
    .hero-stats         { flex-direction: column; gap: 20px; }
}