/*!
 * CSEC Design System v2.0
 * Copyright (c) 2026 Civil and Structural Engineering Consultants (Pvt) Ltd.
 * All Rights Reserved.
 */

/* --- SERVICES HERO --- */
.services-hero-section {
    position: relative;
    width: 100%;
    padding: 10rem 4rem 5rem 4rem;
    background-color: var(--fern-deep-forest);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.services-hero-container {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.services-hero-title {
    font-size: 3.8rem;
    font-weight: 300;
    color: var(--text-warm-white);
}

.services-hero-desc {
    font-size: 1.2rem;
    line-height: 1.8;
    color: var(--text-warm-muted);
    font-weight: 300;
    max-width: 850px;
}

/* --- SERVICE BAYS --- */
.service-bay {
    position: relative;
    width: 100%;
    padding: 6.5rem 4rem;
    transition: background-color 0.4s ease;
}

.bay-container {
    max-width: 1400px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 5rem;
    align-items: start;
}

.bay-num {
    font-size: 0.85rem;
    letter-spacing: 0.25em;
    text-transform: uppercase;
    color: var(--lime-green);
    font-weight: 500;
}

.bay-title {
    font-size: 3.2rem;
    font-weight: 300;
    line-height: 1.15;
    margin-top: 0.4rem;
}

.bay-desc {
    font-size: 1.1rem;
    line-height: 1.85;
    font-weight: 300;
    margin-top: 1.5rem;
}

/* --- ACCORDION EXPANDERS WITH PLUS SIGN --- */
.accordion-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-top: 2rem;
}

.accordion-item {
    border-bottom: 1px solid rgba(255, 255, 255, 0.12);
    padding-bottom: 1rem;
}

.bay-warm .accordion-item,
.bay-sage .accordion-item,
.bay-taupe .accordion-item {
    border-bottom-color: rgba(55, 74, 56, 0.2);
}

.accordion-trigger {
    width: 100%;
    background: transparent;
    border: none;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.8rem 0;
    font-size: 1.25rem;
    font-weight: 400;
    color: inherit;
    cursor: pointer;
    text-align: left;
    transition: color 0.3s ease, transform 0.3s ease;
}

.accordion-trigger:hover {
    color: var(--lime-green);
    transform: translateX(6px);
}

.plus-icon {
    font-size: 1.4rem;
    color: var(--lime-green);
    transition: transform 0.4s cubic-bezier(0.65, 0, 0.35, 1);
}

.accordion-item.active .plus-icon {
    transform: rotate(45deg); /* Plus turns into X on expand */
}

.accordion-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.5s cubic-bezier(0.65, 0, 0.35, 1), opacity 0.4s ease;
    opacity: 0;
}

.accordion-item.active .accordion-content {
    max-height: 250px;
    opacity: 1;
    padding-top: 0.8rem;
}

.accordion-content p {
    font-size: 1rem;
    line-height: 1.75;
    font-weight: 300;
    opacity: 0.9;
}

/* --- POLAR OPPOSITE BAY THEMES --- */
.bay-warm {
    background-color: var(--warm-bay-bg);
    color: var(--fern-dark-green);
}
.bay-warm .bay-title { color: var(--fern-dark-green); }
.bay-warm .bay-desc { color: rgba(55, 74, 56, 0.85); }

.bay-dark {
    background-color: var(--fern-deep-forest);
    color: var(--text-warm-white);
}
.bay-dark .bay-title { color: var(--text-warm-white); }
.bay-dark .bay-desc { color: var(--text-warm-muted); }

.bay-sage {
    background-color: var(--fern-sage-green);
    color: var(--fern-dark-green);
}
.bay-sage .bay-title { color: var(--fern-dark-green); }
.bay-sage .bay-num { color: #1a261b; }

.bay-taupe {
    background-color: var(--fern-taupe);
    color: var(--fern-dark-green);
}

/* Cards Inside Bays */
.bay-card-dark {
    background-color: var(--card-dark-brown);
    border-radius: 16px;
    padding: 3rem;
    color: var(--text-warm-white);
    display: flex;
    flex-direction: column;
    gap: 1.2rem;
    box-shadow: 0 16px 40px rgba(0, 0, 0, 0.15);
    transition: transform 0.4s ease;
}

.bay-card-dark:hover {
    transform: scale(1.03) translateY(-4px);
}

.bay-card-warm {
    background-color: var(--warm-bay-bg);
    border-radius: 16px;
    padding: 3rem;
    color: var(--fern-dark-green);
    display: flex;
    flex-direction: column;
    gap: 1.2rem;
    box-shadow: 0 16px 40px rgba(0, 0, 0, 0.1);
    transition: transform 0.4s ease;
}

.bay-card-warm:hover {
    transform: scale(1.03) translateY(-4px);
}

.bay-card-icon {
    font-size: 2.2rem;
    color: var(--lime-green);
}

@media (max-width: 1200px) {
    .bay-container { grid-template-columns: 1fr; gap: 3rem; }
    .bay-title { font-size: 2.5rem; }
    .service-bay { padding: 5rem 2.5rem; }
}