:root {
    --ptsp-primary: #0f766e;
    --ptsp-primary-dark: #0b4f49;
    --ptsp-accent: #4f46e5;
    --ptsp-bg: #f4f6fb;
    --ptsp-card-shadow: 0 10px 28px rgba(67, 89, 113, .12);
}
body {
    background: var(--ptsp-bg);
    color: #1f2937;
}
.top-nav {
    backdrop-filter: blur(12px);
    background: linear-gradient(120deg, rgba(255, 255, 255, .96), rgba(244, 248, 255, .93));
    border-bottom: 1px solid rgba(79, 70, 229, .14);
    box-shadow: 0 8px 28px rgba(15, 23, 42, .08);
}

.nav-brand {
    color: #0f172a;
}

.nav-brand span {
    letter-spacing: .2px;
}

.nav-actions {
    flex-wrap: wrap;
}

.nav-btn {
    border-radius: 999px;
    padding: .4rem .9rem;
    border: 1px solid transparent;
    font-weight: 600;
    transition: all .2s ease;
}

.nav-btn-primary {
    color: #fff;
    background: linear-gradient(135deg, var(--ptsp-primary), var(--ptsp-accent));
    box-shadow: 0 8px 18px rgba(79, 70, 229, .26);
}

.nav-btn-primary:hover,
.nav-btn-primary:focus {
    color: #fff;
    transform: translateY(-1px);
    box-shadow: 0 10px 22px rgba(79, 70, 229, .34);
}

.nav-btn-ghost {
    color: #334155;
    background: rgba(255, 255, 255, .75);
    border-color: rgba(148, 163, 184, .35);
}

.nav-btn-ghost:hover,
.nav-btn-ghost:focus {
    color: #1e293b;
    background: rgba(241, 245, 249, .95);
    border-color: rgba(79, 70, 229, .35);
}
.hero-video {
    position: relative;
    min-height: 74vh;
    display: flex;
    align-items: center;
    overflow: hidden;
    color: #fff;
}
.hero-video iframe {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 120vw;
    height: 67.5vw;
    min-width: 100%;
    min-height: 100%;
    transform: translate(-50%, -50%);
    pointer-events: none;
}
.hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(120deg, rgba(7, 35, 62, .78), rgba(10, 125, 92, .65));
}
.hero-content {
    position: relative;
    z-index: 2;
    max-width: 760px;
}
.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: .5rem;
    border-radius: 999px;
    background: rgba(255, 255, 255, .15);
    border: 1px solid rgba(255, 255, 255, .3);
    padding: .5rem 1rem;
    margin-bottom: 1rem;
    font-size: .85rem;
}
.hero-content h1 {
    font-size: clamp(1.8rem, 4vw, 3rem);
    line-height: 1.2;
    margin-bottom: 1rem;
}
.section-block {
    padding: 70px 0;
}
.section-title {
    font-size: 1.8rem;
    font-weight: 700;
    margin-bottom: .5rem;
}
.section-subtitle {
    color: #6b7280;
    margin-bottom: 1.75rem;
}
.modern-card {
    border: 0;
    border-radius: 16px;
    box-shadow: var(--ptsp-card-shadow);
}
.step-card {
    height: 100%;
}
.step-icon {
    width: 46px;
    height: 46px;
    border-radius: 12px;
    display: grid;
    place-items: center;
    color: #fff;
    background: linear-gradient(135deg, var(--ptsp-primary), var(--ptsp-accent));
    margin-bottom: .75rem;
}
.service-item {
    border: 1px solid #e6e9f2;
    border-radius: 12px;
    overflow: hidden;
    margin-bottom: 12px;
    background: #fff;
}
.service-btn {
    width: 100%;
    border: 0;
    text-align: left;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: .9rem 1rem;
    font-weight: 600;
    background: #fff;
}
.service-content {
    display: none;
    border-top: 1px solid #eef1f7;
    padding: .9rem 1rem;
    color: #4b5563;
}
.service-item.active .service-content {
    display: block;
}
.requirements-panel {
    border: 1px solid #dce3f4;
    background: #fff;
    border-radius: 16px;
    padding: 1rem;
}
.map-wrap iframe {
    border: 0;
}
.cta-strip {
    border-radius: 18px;
    background: linear-gradient(135deg, #0f766e, #4f46e5);
    color: #fff;
    padding: 28px;
}
@media (max-width: 991.98px) {
    .hero-video iframe {
        width: 220vw;
        height: 123.75vw;
    }

    .nav-actions {
        margin-top: .35rem;
    }
}