/* =========================================
   RESET & VARIABLES
   ========================================= */
:root {
    /* Monochrome Palette */
    --bls-black: #111111;
    --bls-dark-gray: #333333;
    --bls-mid-gray: #777777;
    --bls-light-gray: #EAEAEA;
    --bls-off-white: #F8F8F8;
    --bls-white: #FFFFFF;

    /* Typography */
    --bls-font-heading: 'Playfair Display', serif;
    --bls-font-body: 'Lato', sans-serif;

    /* Spacing */
    --bls-space-xs: 0.5rem;
    --bls-space-sm: 1rem;
    --bls-space-md: 2rem;
    --bls-space-lg: 4rem;
    --bls-space-xl: 6rem;
}

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

body.bls-document-body {
    font-family: var(--bls-font-body);
    color: var(--bls-dark-gray);
    background-color: var(--bls-off-white);
    line-height: 1.6;
    font-size: 16px;
    overflow-x: hidden;
}

h1, h2, h3, h4 {
    font-family: var(--bls-font-heading);
    color: var(--bls-black);
    line-height: 1.2;
    margin-bottom: var(--bls-space-sm);
}

p {
    margin-bottom: var(--bls-space-sm);
}

a {
    color: var(--bls-black);
    text-decoration: none;
    transition: color 0.3s ease;
}

a:hover {
    color: var(--bls-mid-gray);
}

img {
    width: 100%;
    height: auto;
    object-fit: cover;
    display: block;
}

/* =========================================
   UTILITIES & COMPONENTS
   ========================================= */
.bls-content-canvas {
    max-width: 1400px;
    margin: 0 auto;
}

.bls-section-title {
    font-size: 2.5rem;
    margin-bottom: var(--bls-space-md);
}

.bls-text-center {
    text-align: center;
}

.bls-margin-bottom-md {
    margin-bottom: var(--bls-space-md);
}

.bls-action-trigger {
    display: inline-block;
    padding: 1rem 2rem;
    font-family: var(--bls-font-body);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    cursor: pointer;
    border: none;
    transition: all 0.3s ease;
}

.bls-primary-trigger {
    background-color: var(--bls-black);
    color: var(--bls-white);
}

.bls-primary-trigger:hover {
    background-color: var(--bls-dark-gray);
    color: var(--bls-white);
}

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

.bls-inline-link {
    text-decoration: underline;
    font-weight: 700;
}

.bls-grayscale-img {
    filter: grayscale(100%);
}

/* =========================================
   HEADER / NAVIGATION
   ========================================= */
.bls-masthead {
    position: sticky;
    top: 0;
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(5px);
    border-bottom: 1px solid var(--bls-light-gray);
    z-index: 1000;
    padding: var(--bls-space-sm) var(--bls-space-md);
}

.bls-masthead-inner {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.bls-brand-mark {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.bls-brand-initials {
    font-family: var(--bls-font-heading);
    font-weight: 700;
    font-size: 1.5rem;
    background: var(--bls-black);
    color: var(--bls-white);
    padding: 0.2rem 0.5rem;
}

.bls-brand-text {
    font-family: var(--bls-font-heading);
    font-size: 1.25rem;
    font-weight: 500;
    display: none;
}

.bls-primary-nav {
    display: flex;
    align-items: center;
    gap: var(--bls-space-md);
}

.bls-nav-node {
    font-size: 0.9rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.bls-nav-cta {
    border: 1px solid var(--bls-black);
    padding: 0.5rem 1rem;
}

.bls-nav-cta:hover {
    background: var(--bls-black);
    color: var(--bls-white);
}

@media (min-width: 768px) {
    .bls-brand-text { display: block; }
}

/* =========================================
   HERO SECTION
   ========================================= */
.bls-hero-zone {
    position: relative;
    padding: var(--bls-space-xl) var(--bls-space-md);
    overflow: hidden;
    background-color: var(--bls-white);
}

.bls-hero-shapes-layer {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    pointer-events: none;
}

.bls-shape {
    position: absolute;
    background-color: var(--bls-light-gray);
}

.bls-shape-circle {
    width: 400px;
    height: 400px;
    border-radius: 50%;
    top: -100px;
    right: -100px;
}

.bls-shape-arch {
    width: 300px;
    height: 500px;
    border-top-left-radius: 150px;
    border-top-right-radius: 150px;
    bottom: -200px;
    left: 10%;
    background-color: var(--bls-off-white);
}

.bls-shape-pill {
    width: 150px;
    height: 400px;
    border-radius: 75px;
    top: 20%;
    right: 35%;
    transform: rotate(45deg);
    opacity: 0.5;
}

.bls-hero-content-layer {
    position: relative;
    z-index: 1;
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--bls-space-lg);
    align-items: center;
}

.bls-headline-jumbo {
    font-size: 3.5rem;
    margin-bottom: var(--bls-space-sm);
}

.bls-hero-sub {
    font-size: 1.2rem;
    color: var(--bls-mid-gray);
    margin-bottom: var(--bls-space-md);
    max-width: 90%;
}

.bls-hero-actions {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: var(--bls-space-xs);
}

.bls-hero-noise {
    font-size: 0.75rem;
    color: var(--bls-mid-gray);
    font-style: italic;
}

@media (min-width: 992px) {
    .bls-hero-content-layer {
        grid-template-columns: 1.2fr 1fr;
    }
    .bls-headline-jumbo {
        font-size: 4.5rem;
    }
}

/* =========================================
   DEEP CONTENT (ABOUT)
   ========================================= */
.bls-philosophy-tract {
    padding: var(--bls-space-xl) var(--bls-space-md);
    background-color: var(--bls-off-white);
}

.bls-tract-split {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    flex-direction: column-reverse;
    gap: var(--bls-space-lg);
    align-items: center;
}

.bls-tract-visual {
    position: relative;
    width: 100%;
}

.bls-data-badge {
    position: absolute;
    bottom: -20px;
    right: -20px;
    background: var(--bls-black);
    color: var(--bls-white);
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
}

.bls-data-number {
    font-family: var(--bls-font-heading);
    font-size: 2.5rem;
    line-height: 1;
}

.bls-data-label {
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-top: 0.5rem;
}

.bls-tract-prose {
    width: 100%;
}

@media (min-width: 992px) {
    .bls-tract-split {
        flex-direction: row;
    }
    .bls-tract-visual, .bls-tract-prose {
        width: 50%;
    }
    .bls-tract-prose {
        padding-left: var(--bls-space-md);
    }
}

/* =========================================
   SERVICES
   ========================================= */
.bls-treatments-grid-area {
    padding: var(--bls-space-xl) var(--bls-space-md);
    background-color: var(--bls-white);
}

.bls-section-header-center {
    text-align: center;
    max-width: 600px;
    margin: 0 auto var(--bls-space-lg);
}

.bls-offerings-layout {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--bls-space-md);
}

.bls-offering-card {
    background: var(--bls-off-white);
    padding: var(--bls-space-md);
    border-top: 4px solid var(--bls-black);
}

.bls-card-featured {
    padding: 0;
    background: transparent;
    border: none;
}

.bls-card-featured .bls-card-img {
    height: 250px;
    margin-bottom: var(--bls-space-sm);
}

.bls-card-title {
    font-size: 1.5rem;
}

@media (min-width: 768px) {
    .bls-offerings-layout {
        grid-template-columns: repeat(2, 1fr);
    }
    /* Asymmetrical layout logic */
    .bls-card-featured {
        grid-column: span 2;
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: var(--bls-space-md);
        align-items: center;
    }
    .bls-card-featured .bls-card-img {
        margin-bottom: 0;
        height: 100%;
    }
}

/* =========================================
   TESTIMONIALS
   ========================================= */
.bls-parent-feedback-bar {
    padding: var(--bls-space-lg) var(--bls-space-md);
    background-color: var(--bls-black);
    color: var(--bls-white);
}

.bls-parent-feedback-bar .bls-section-title {
    color: var(--bls-white);
}

.bls-feedback-scroller {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: var(--bls-space-md);
}

.bls-feedback-item {
    background: rgba(255,255,255,0.05);
    padding: var(--bls-space-md);
    border-left: 2px solid var(--bls-mid-gray);
}

.bls-quote {
    font-family: var(--bls-font-heading);
    font-size: 1.2rem;
    font-style: italic;
    margin-bottom: var(--bls-space-sm);
}

.bls-feedback-author {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.bls-author-avatar {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    filter: grayscale(100%);
}

.bls-author-name {
    font-weight: 700;
    text-transform: uppercase;
    font-size: 0.85rem;
    letter-spacing: 1px;
}

@media (min-width: 768px) {
    .bls-feedback-scroller {
        flex-direction: row;
    }
    .bls-feedback-item {
        flex: 1;
    }
}

/* =========================================
   BENEFITS
   ========================================= */
.bls-advantages-module {
    padding: var(--bls-space-xl) var(--bls-space-md);
    background-color: var(--bls-white);
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--bls-space-lg);
    max-width: 1200px;
    margin: 0 auto;
    align-items: center;
}

.bls-perks-ul {
    list-style: none;
}

.bls-perk-li {
    margin-bottom: var(--bls-space-md);
    padding-bottom: var(--bls-space-sm);
    border-bottom: 1px solid var(--bls-light-gray);
}

.bls-perk-li strong {
    display: block;
    font-family: var(--bls-font-heading);
    font-size: 1.3rem;
    margin-bottom: 0.25rem;
}

@media (min-width: 992px) {
    .bls-advantages-module {
        grid-template-columns: 1fr 1fr;
    }
}

/* =========================================
   CONTACT & FAQ
   ========================================= */
.bls-connectivity-hub {
    padding: var(--bls-space-xl) var(--bls-space-md);
    background-color: var(--bls-light-gray);
}

.bls-hub-inner {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--bls-space-xl);
}

.bls-data-capture {
    background: var(--bls-white);
    padding: var(--bls-space-md);
    box-shadow: 0 5px 15px rgba(0,0,0,0.05);
}

.bls-input-group {
    margin-bottom: var(--bls-space-sm);
}

.bls-input-group label {
    display: block;
    font-weight: 700;
    margin-bottom: 0.25rem;
    font-size: 0.9rem;
}

.bls-input-group input,
.bls-input-group textarea {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid var(--bls-mid-gray);
    font-family: var(--bls-font-body);
    background: var(--bls-off-white);
}

.bls-input-group input:focus,
.bls-input-group textarea:focus {
    outline: none;
    border-color: var(--bls-black);
}

.bls-micro-text {
    font-size: 0.85rem;
    color: var(--bls-mid-gray);
    margin-bottom: var(--bls-space-md);
}

/* Accordion */
.bls-accordion-wrap {
    margin-bottom: var(--bls-space-md);
}

.bls-accordion-item {
    border-bottom: 1px solid var(--bls-mid-gray);
}

.bls-accordion-trigger {
    width: 100%;
    text-align: left;
    padding: 1rem 0;
    background: none;
    border: none;
    font-family: var(--bls-font-heading);
    font-size: 1.2rem;
    font-weight: 700;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.bls-accordion-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.bls-accordion-content p {
    padding-bottom: 1rem;
}

.bls-accordion-item.is-open .bls-accordion-content {
    max-height: 200px;
}

.bls-accordion-item.is-open .bls-accordion-icon {
    transform: rotate(45deg);
}

.bls-accordion-icon {
    transition: transform 0.3s ease;
}

@media (min-width: 992px) {
    .bls-hub-inner {
        grid-template-columns: 1fr 1fr;
    }
}

/* =========================================
   FOOTER
   ========================================= */
.bls-basement {
    background-color: var(--bls-black);
    color: var(--bls-light-gray);
    padding: var(--bls-space-lg) var(--bls-space-md) var(--bls-space-sm);
}

.bls-basement-grid {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--bls-space-md);
    margin-bottom: var(--bls-space-lg);
}

.bls-footer-col h4 {
    color: var(--bls-white);
    margin-bottom: 1rem;
}

.bls-footer-logo {
    display: inline-block;
    margin-bottom: 1rem;
    background: var(--bls-white);
    color: var(--bls-black);
}

.bls-basement a {
    color: var(--bls-light-gray);
}

.bls-basement a:hover {
    color: var(--bls-white);
}

.bls-footer-nav {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.bls-basement-bottom {
    max-width: 1200px;
    margin: 0 auto;
    text-align: center;
    border-top: 1px solid var(--bls-dark-gray);
    padding-top: var(--bls-space-sm);
    font-size: 0.8rem;
}

@media (min-width: 768px) {
    .bls-basement-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}