/* =========================
   About Page Hero / Banner
========================= */
.page-hero {
    position: relative;
    overflow: hidden;
    padding: 90px 0 70px;
    color: #fff;
    background:
        linear-gradient(90deg,
            rgba(6, 12, 24, 0.82) 0%,
            rgba(6, 12, 24, 0.72) 28%,
            rgba(6, 12, 24, 0.48) 48%,
            rgba(6, 12, 24, 0.22) 68%,
            rgba(6, 12, 24, 0.08) 85%,
            rgba(6, 12, 24, 0.03) 100%
        ),
        linear-gradient(180deg,
            rgba(6,12,24,0.35) 0%,
            rgba(6,12,24,0.10) 45%,
            rgba(6,12,24,0.25) 100%
        ),
        url("../../images/about-banner.jpg") center center / cover no-repeat;
}

.page-hero::before {
    content: "";
    position: absolute;
    inset: 0;
    background:
        radial-gradient(circle at 20% 24%, rgba(37, 99, 235, 0.12), transparent 18%),
        radial-gradient(circle at 82% 18%, rgba(6, 182, 212, 0.05), transparent 16%);
    pointer-events: none;
}

.page-hero::after {
    content: "";
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    height: 1px;
    background: rgba(255, 255, 255, 0.08);
}

.page-hero-content {
    position: relative;
    z-index: 1;
    max-width: 760px;
}

.page-hero h1 {
    font-size: 46px;
    line-height: 1.08;
    letter-spacing: -0.8px;
    margin-bottom: 16px;
    text-shadow: 0 6px 18px rgba(0, 0, 0, 0.2);
}

.page-desc {
    font-size: 17px;
    line-height: 1.8;
    color: #dbe7f6;
    max-width: 700px;
}

/* =========================
   Company Intro
========================= */
.company-intro {
    background: linear-gradient(180deg, #edf2f8 0%, #e6ecf4 100%);
    border-top: 1px solid #dde5ef;
    border-bottom: 1px solid #dfe7f0;
}

.intro-grid {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 30px;
    align-items: start;
}

.intro-text {
    background: rgba(255,255,255,0.78);
    border: 1px solid rgba(255,255,255,0.64);
    border-radius: 28px;
    padding: 36px;
    box-shadow: 0 14px 34px rgba(15, 23, 42, 0.05);
    backdrop-filter: blur(8px);
}

.intro-text p {
    margin-bottom: 18px;
    color: #334155;
}

.intro-text p:last-child {
    margin-bottom: 0;
}

.intro-side-card {
    display: flex;
}

.profile-card {
    width: 100%;
    background: linear-gradient(180deg, #ffffff, #f7fbff);
    border: 1px solid #e4edf7;
    border-radius: 28px;
    padding: 30px;
    box-shadow: 0 18px 38px rgba(15, 23, 42, 0.08);
}

.profile-card h3 {
    font-size: 24px;
    color: var(--dark);
    margin-bottom: 18px;
}

.profile-card ul li {
    padding: 12px 0;
    border-bottom: 1px solid #e6edf6;
    color: #475569;
    font-size: 15px;
}

.profile-card ul li:last-child {
    border-bottom: none;
}

.profile-card strong {
    color: var(--dark);
}

/* =========================
   Project Gallery
========================= */
.project-gallery {
    background: linear-gradient(180deg, #f8fbff 0%, #ffffff 100%);
    border-top: 1px solid #edf2f7;
    border-bottom: 1px solid #edf2f7;
}

.gallery-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 18px;
}

.gallery-item {
    position: relative;
    display: block;
    overflow: hidden;
    border-radius: 22px;
    background: #e5e7eb;
    box-shadow: 0 14px 30px rgba(15, 23, 42, 0.08);
    min-height: 220px;
}

.gallery-large {
    grid-row: span 2;
    min-height: 460px;
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease, filter 0.3s ease;
}

.gallery-item::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(
        180deg,
        rgba(15, 23, 42, 0.02) 0%,
        rgba(15, 23, 42, 0.14) 100%
    );
    pointer-events: none;
}

.gallery-item:hover img {
    transform: scale(1.05);
    filter: brightness(1.03);
}

.gallery-caption {
    position: absolute;
    left: 18px;
    bottom: 16px;
    color: #ffffff;
    font-size: 14px;
    font-weight: 700;
    z-index: 2;
}

/* =========================
   Core Values
========================= */
.core-values {
    background: linear-gradient(180deg, #f9fbfe 0%, #ffffff 100%);
    border-top: 1px solid #edf2f7;
}

.values-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 20px;
}

.value-card {
    position: relative;
    background: linear-gradient(180deg, #ffffff, #fbfdff);
    border-radius: 24px;
    padding: 30px 24px;
    border: 1px solid #e8eef6;
    box-shadow: 0 14px 30px rgba(15, 23, 42, 0.06);
    transition: all 0.28s ease;
    overflow: hidden;
}

.value-card::before {
    content: "";
    position: absolute;
    inset: 0 auto auto 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--primary), var(--cyan));
}

.value-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 22px 42px rgba(37, 99, 235, 0.1);
    border-color: #c7dafb;
}

.value-card h3 {
    font-size: 21px;
    color: var(--dark);
    margin-bottom: 10px;
}

.value-card p {
    color: var(--muted);
    font-size: 15px;
}

/* =========================
   Service Commitment
========================= */
.service-commitment {
    background: linear-gradient(180deg, #eef3f8 0%, #e7edf4 100%);
    border-top: 1px solid #dde5ef;
}

.commitment-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 28px;
    align-items: start;
}

.commitment-text {
    background: rgba(255,255,255,0.74);
    border: 1px solid rgba(255,255,255,0.62);
    border-radius: 28px;
    padding: 34px;
    box-shadow: 0 10px 24px rgba(15, 23, 42, 0.05);
    backdrop-filter: blur(8px);
}

.commitment-text p {
    margin-bottom: 18px;
    color: #334155;
}

.commitment-text p:last-child {
    margin-bottom: 0;
}

.commitment-steps {
    display: grid;
    gap: 18px;
}

.step-item {
    display: flex;
    gap: 18px;
    align-items: flex-start;
    background: linear-gradient(180deg, #ffffff, #fbfdff);
    border: 1px solid #e7edf5;
    border-radius: 22px;
    padding: 24px;
    box-shadow: 0 10px 24px rgba(15, 23, 42, 0.05);
}

.step-number {
    min-width: 56px;
    height: 56px;
    border-radius: 16px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary), var(--cyan));
    color: #fff;
    font-size: 18px;
    font-weight: 800;
    box-shadow: 0 14px 28px rgba(37, 99, 235, 0.22);
}

.step-item h3 {
    font-size: 20px;
    color: var(--dark);
    margin-bottom: 6px;
}

.step-item p {
    color: var(--muted);
    font-size: 15px;
}

/* =========================
   CTA
========================= */
.cta-section {
    background: transparent;
}

.cta-box {
    position: relative;
    overflow: hidden;
    border-radius: 32px;
    padding: 42px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 26px;
    color: #fff;
    background:
        radial-gradient(circle at top right, rgba(6,182,212,0.22), transparent 20%),
        linear-gradient(135deg, #1d4ed8, #0f172a 72%);
    box-shadow: 0 24px 60px rgba(15, 23, 42, 0.18);
    border: 1px solid rgba(255,255,255,0.08);
}

.cta-box::before {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(120deg, transparent 0%, rgba(255,255,255,0.08) 45%, transparent 100%);
    pointer-events: none;
}

.cta-box .section-label {
    color: #cbe1ff;
}

.cta-box .section-label::before {
    background: #93c5fd;
}

.cta-box h2 {
    font-size: 36px;
    margin-bottom: 12px;
    position: relative;
    z-index: 1;
}

.cta-box p {
    color: #dbeafe;
    max-width: 680px;
    position: relative;
    z-index: 1;
}

.cta-text,
.cta-actions {
    position: relative;
    z-index: 1;
}

.cta-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
    justify-content: flex-end;
}

.cta-box .btn-secondary {
    background: rgba(255,255,255,0.12);
    color: #fff;
    border-color: rgba(255,255,255,0.26);
    box-shadow: none;
}

.cta-box .btn-secondary:hover {
    background: rgba(255,255,255,0.18);
    color: #fff;
    border-color: rgba(255,255,255,0.45);
}



/* =========================
   About Responsive
========================= */
@media (max-width: 1100px) {
    .intro-grid,
    .commitment-grid {
        grid-template-columns: 1fr;
    }

    .values-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 860px) {
    .page-hero {
        padding: 86px 0 70px;
    }

    .page-hero h1 {
        font-size: 42px;
    }

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

    .gallery-large {
        grid-column: span 2;
        grid-row: span 1;
        min-height: 320px;
    }
}

@media (max-width: 640px) {
    .page-hero h1 {
        font-size: 34px;
        line-height: 1.12;
    }

    .page-desc {
        font-size: 16px;
    }

    .values-grid,
    .gallery-grid {
        grid-template-columns: 1fr;
    }

    .gallery-large {
        grid-column: span 1;
        min-height: 260px;
    }

    .gallery-item {
        min-height: 220px;
        border-radius: 18px;
    }

    .intro-text,
    .profile-card,
    .commitment-text,
    .step-item {
        padding: 22px 20px;
    }
}