:root {
    --brand-blue: #2E6ABF;
    --brand-dark-blue: #1A3F73;
    --brand-navy: #0F2847;
    --brand-accent: #4A90D9;
    --brand-light: #EDF2F9;
    --brand-lighter: #F7F9FC;
    --brand-black: #1A1A1A;
    --brand-gray: #5A6577;
    --brand-mid-gray: #8B95A5;
    --white: #FFFFFF;
    --font-display: 'Barlow Condensed', sans-serif;
    --font-body: 'Barlow', sans-serif;
}

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

html { scroll-behavior: smooth; }

body {
    font-family: var(--font-body);
    color: var(--brand-black);
    line-height: 1.6;
    background: var(--white);
    overflow-x: hidden;
}

/* ===== BUTTONS ===== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.9rem 2rem;
    border-radius: 8px;
    font-family: var(--font-body);
    font-weight: 600;
    font-size: 1.05rem;
    text-decoration: none;
    transition: all 0.25s ease;
    cursor: pointer;
    border: none;
    letter-spacing: 0.3px;
}

.btn-primary {
    background: var(--brand-blue);
    color: var(--white);
    box-shadow: 0 4px 20px rgba(46, 106, 191, 0.4);
}

.btn-primary:hover {
    background: var(--brand-accent);
    transform: translateY(-2px);
    box-shadow: 0 6px 25px rgba(46, 106, 191, 0.5);
}

.btn-outline {
    background: transparent;
    color: var(--white);
    border: 2px solid rgba(255,255,255,0.4);
}

.btn-outline:hover {
    border-color: var(--brand-accent);
    color: var(--brand-accent);
    transform: translateY(-2px);
}

/* ===== SECTION TITLES ===== */
section { padding: 5rem 2rem; }

.section-inner {
    max-width: 1100px;
    margin: 0 auto;
}

.section-label {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 0.85rem;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: var(--brand-blue);
    margin-bottom: 0.75rem;
}

.section-title {
    font-family: var(--font-display);
    font-weight: 800;
    font-size: 2.6rem;
    color: var(--brand-navy);
    letter-spacing: 0.5px;
    margin-bottom: 1rem;
}

.section-subtitle {
    font-size: 1.1rem;
    color: var(--brand-gray);
    max-width: 600px;
    line-height: 1.7;
}

/* ===== FORMS ===== */
.form-group {
    margin-bottom: 1.25rem;
}

.form-group label {
    display: block;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--brand-dark-blue);
    margin-bottom: 0.4rem;
    letter-spacing: 0.3px;
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 2px solid var(--brand-light);
    border-radius: 8px;
    font-family: var(--font-body);
    font-size: 0.95rem;
    color: var(--brand-black);
    transition: border-color 0.2s;
    background: var(--brand-lighter);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--brand-blue);
    background: var(--white);
}

.form-group textarea { resize: vertical; min-height: 100px; }

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

.btn-submit {
    width: 100%;
    padding: 1rem;
    background: var(--brand-blue);
    color: var(--white);
    font-family: var(--font-body);
    font-weight: 700;
    font-size: 1.05rem;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.25s;
    letter-spacing: 0.3px;
}

.btn-submit:hover {
    background: var(--brand-dark-blue);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(26, 63, 115, 0.2);
}

/* ===== NAV ===== */
nav {
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 100;
    background: rgba(15, 40, 71, 0.95);
    backdrop-filter: blur(12px);
    border-bottom: 2px solid var(--brand-blue);
    transition: all 0.3s ease;
}

.nav-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0.75rem 2rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-logo img {
    height: 50px;
    filter: brightness(0) invert(1);
}

.nav-logo-text {
    color: var(--white);
    font-family: var(--font-display);
    font-weight: 800;
    font-size: 1.5rem;
    letter-spacing: 1px;
    text-decoration: none;
}

.nav-links {
    display: flex;
    gap: 2rem;
    align-items: center;
}

.nav-links a {
    color: rgba(255,255,255,0.85);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.95rem;
    letter-spacing: 0.5px;
    transition: color 0.2s;
}

.nav-links a:hover { color: var(--brand-accent); }

.nav-cta {
    background: var(--brand-blue) !important;
    color: var(--white) !important;
    padding: 0.6rem 1.5rem;
    border-radius: 6px;
    font-weight: 600 !important;
    transition: background 0.2s, transform 0.2s !important;
}

.nav-cta:hover {
    background: var(--brand-accent) !important;
    transform: translateY(-1px);
}

/* Mobile nav toggle */
.nav-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}

.nav-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--white);
    margin: 6px 0;
    transition: 0.3s;
}

/* ===== HERO ===== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, var(--brand-navy) 0%, var(--brand-dark-blue) 50%, #1E5090 100%);
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background:
        repeating-linear-gradient(
            90deg,
            transparent,
            transparent 80px,
            rgba(255,255,255,0.015) 80px,
            rgba(255,255,255,0.015) 81px
        ),
        repeating-linear-gradient(
            0deg,
            transparent,
            transparent 80px,
            rgba(255,255,255,0.015) 80px,
            rgba(255,255,255,0.015) 81px
        );
}

.hero::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    right: 0;
    height: 120px;
    background: linear-gradient(to top, var(--white), transparent);
}

.hero-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 8rem 2rem 6rem;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    position: relative;
    z-index: 2;
}

.hero-content h1 {
    font-family: var(--font-display);
    font-weight: 800;
    font-size: 3.8rem;
    line-height: 1.05;
    color: var(--white);
    letter-spacing: 1px;
    margin-bottom: 0.5rem;
}

.hero-content h1 span {
    color: var(--brand-accent);
}

.hero-tagline {
    font-size: 1.3rem;
    font-weight: 500;
    font-style: italic;
    color: var(--brand-accent);
    margin-bottom: 1.5rem;
    letter-spacing: 0.5px;
}

.hero-content p {
    color: rgba(255,255,255,0.8);
    font-size: 1.15rem;
    line-height: 1.7;
    margin-bottom: 2rem;
    max-width: 520px;
}

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

.hero-logo {
    display: flex;
    justify-content: center;
    align-items: center;
}

.hero-logo img {
    max-width: 380px;
    width: 100%;
    filter: drop-shadow(0 20px 60px rgba(0,0,0,0.3));
    animation: float 6s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-12px); }
}

/* ===== ABOUT ===== */
.about {
    background: var(--white);
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    margin-top: 3rem;
    align-items: start;
}

.about-text p {
    font-size: 1.05rem;
    color: var(--brand-gray);
    line-height: 1.8;
    margin-bottom: 1.25rem;
}

.about-text p strong {
    color: var(--brand-dark-blue);
}

.stats-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.25rem;
}

.stat-card {
    background: var(--brand-light);
    border-radius: 12px;
    padding: 1.75rem;
    text-align: center;
    border: 1px solid rgba(46, 106, 191, 0.1);
    transition: transform 0.2s, box-shadow 0.2s;
}

.stat-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 30px rgba(26, 63, 115, 0.08);
}

.stat-number {
    font-family: var(--font-display);
    font-weight: 800;
    font-size: 2.2rem;
    color: var(--brand-blue);
    line-height: 1;
    margin-bottom: 0.4rem;
}

.stat-label {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--brand-dark-blue);
    letter-spacing: 0.3px;
}

/* ===== WHY CHOOSE ===== */
.why-choose {
    background: var(--brand-lighter);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
    margin-top: 3rem;
}

.feature-card {
    background: var(--white);
    border-radius: 12px;
    padding: 2rem;
    border: 1px solid rgba(46, 106, 191, 0.08);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--brand-blue);
    transform: scaleX(0);
    transition: transform 0.3s;
}

.feature-card:hover::before {
    transform: scaleX(1);
}

.feature-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 40px rgba(26, 63, 115, 0.1);
}

.feature-icon {
    width: 48px;
    height: 48px;
    background: var(--brand-light);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.25rem;
    font-size: 1.5rem;
}

.feature-card h3 {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 1.15rem;
    color: var(--brand-navy);
    margin-bottom: 0.6rem;
    letter-spacing: 0.3px;
}

.feature-card p {
    font-size: 0.93rem;
    color: var(--brand-gray);
    line-height: 1.6;
}

/* ===== SERVICES ===== */
.services {
    background: var(--white);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    margin-top: 3rem;
}

.service-card {
    background: var(--brand-light);
    border-radius: 16px;
    padding: 2.5rem;
    border: 1px solid rgba(46, 106, 191, 0.08);
    position: relative;
    display: flex;
    flex-direction: column;
}

.service-badge {
    display: inline-block;
    background: var(--brand-blue);
    color: var(--white);
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 0.75rem;
    letter-spacing: 2px;
    text-transform: uppercase;
    padding: 0.35rem 1rem;
    border-radius: 20px;
    margin-bottom: 1rem;
    align-self: flex-start;
}

.service-card h3 {
    font-family: var(--font-display);
    font-weight: 800;
    font-size: 1.6rem;
    color: var(--brand-navy);
    margin-bottom: 0.75rem;
}

.service-card > p {
    color: var(--brand-gray);
    font-size: 1rem;
    line-height: 1.7;
    margin-bottom: 1.5rem;
}

.service-list {
    list-style: none;
    padding: 0;
    margin: 0 0 1.5rem 0;
}

.service-list li {
    position: relative;
    padding: 0.4rem 0 0.4rem 1.5rem;
    font-size: 0.95rem;
    color: var(--brand-black);
    font-weight: 500;
    line-height: 1.5;
}

.service-list li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0.7rem;
    width: 8px;
    height: 8px;
    background: var(--brand-blue);
    border-radius: 50%;
}

.service-card .btn-primary {
    margin-top: auto;
    justify-content: center;
    width: 100%;
}

.services-note {
    text-align: center;
    margin-top: 2rem;
    font-size: 1rem;
    color: var(--brand-gray);
    font-weight: 500;
}

/* ===== EQUIPMENT ===== */
.equipment {
    background: var(--brand-navy);
    color: var(--white);
    position: relative;
    overflow: hidden;
}

.equipment::before {
    content: '';
    position: absolute;
    inset: 0;
    background:
        repeating-linear-gradient(
            90deg,
            transparent,
            transparent 100px,
            rgba(255,255,255,0.02) 100px,
            rgba(255,255,255,0.02) 101px
        );
}

.equipment .section-label { color: var(--brand-accent); }
.equipment .section-title { color: var(--white); }
.equipment .section-subtitle { color: rgba(255,255,255,0.65); }

.equipment-list {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.25rem;
    margin-top: 3rem;
    position: relative;
    z-index: 2;
}

.equipment-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    background: rgba(255,255,255,0.06);
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: 10px;
    padding: 1.25rem 1.5rem;
    transition: all 0.2s;
}

.equipment-item:hover {
    background: rgba(255,255,255,0.1);
    border-color: var(--brand-accent);
}

.equipment-check {
    width: 28px;
    height: 28px;
    background: var(--brand-blue);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.equipment-check svg {
    width: 14px;
    height: 14px;
    stroke: var(--white);
}

.equipment-item span {
    font-weight: 500;
    font-size: 1rem;
    color: rgba(255,255,255,0.9);
}

.equipment-note {
    text-align: center;
    margin-top: 2rem;
    position: relative;
    z-index: 2;
}

.equipment-note a {
    color: var(--brand-accent);
    text-decoration: none;
    font-weight: 600;
    font-size: 1rem;
    transition: color 0.2s;
}

.equipment-note a:hover {
    color: var(--white);
}

/* ===== CTA / CONTACT ===== */
.contact {
    background: var(--brand-lighter);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    margin-top: 3rem;
}

.contact-info h3 {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 1.3rem;
    color: var(--brand-navy);
    margin-bottom: 1.5rem;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.contact-icon {
    width: 44px;
    height: 44px;
    background: var(--brand-blue);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.contact-icon svg {
    width: 20px;
    height: 20px;
    stroke: var(--white);
    fill: none;
}

.contact-detail strong {
    display: block;
    font-size: 0.85rem;
    color: var(--brand-mid-gray);
    font-weight: 600;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    margin-bottom: 0.2rem;
}

.contact-detail a,
.contact-detail span {
    font-size: 1.1rem;
    color: var(--brand-dark-blue);
    text-decoration: none;
    font-weight: 500;
}

.contact-detail a:hover { color: var(--brand-blue); }

.contact-form-box {
    background: var(--white);
    border-radius: 16px;
    padding: 2.5rem;
    box-shadow: 0 8px 40px rgba(26, 63, 115, 0.08);
    border: 1px solid rgba(46, 106, 191, 0.08);
}

.contact-form-box h3 {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 1.3rem;
    color: var(--brand-navy);
    margin-bottom: 1.5rem;
}

/* ===== FOOTER ===== */
footer {
    background: var(--brand-navy);
    color: rgba(255,255,255,0.6);
    padding: 2.5rem 2rem;
}

.footer-inner {
    max-width: 1100px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.footer-tagline {
    font-style: italic;
    font-weight: 500;
    color: var(--brand-accent);
    font-size: 1rem;
}

footer a {
    color: rgba(255,255,255,0.6);
    text-decoration: none;
}

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

/* ===== RESPONSIVE ===== */
@media (max-width: 900px) {
    .hero-inner {
        grid-template-columns: 1fr;
        text-align: center;
        padding: 7rem 1.5rem 4rem;
    }
    .hero-content h1 { font-size: 2.8rem; }
    .hero-content p { max-width: 100%; margin-left: auto; margin-right: auto; }
    .hero-actions { justify-content: center; }
    .hero-logo img { max-width: 260px; }
    .hero-logo { order: -1; }

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

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

    .features-grid,
    .equipment-list {
        grid-template-columns: 1fr 1fr;
    }

    .section-title { font-size: 2rem; }

    .nav-links { display: none; }
    .nav-toggle { display: block; }

    .nav-links.open {
        display: flex;
        flex-direction: column;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--brand-navy);
        padding: 1.5rem 2rem;
        border-bottom: 2px solid var(--brand-blue);
    }
}

@media (max-width: 600px) {
    .features-grid,
    .equipment-list {
        grid-template-columns: 1fr;
    }
    .form-row { grid-template-columns: 1fr; }
    .hero-content h1 { font-size: 2.2rem; }
    .stats-grid { grid-template-columns: 1fr 1fr; }
}