/* =========================================================
   JB WEB STUDIO — CONCEPTS PAGE
========================================================= */


/* =========================================================
   HERO
========================================================= */

.concepts-hero {
    min-height: 78vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 120px 20px 100px;
    position: relative;
    overflow: hidden;
    background:
        radial-gradient(circle at 50% 35%,
        rgba(59, 130, 246, 0.16),
        transparent 45%);
}

.concepts-hero::before {
    content: "";
    position: absolute;
    width: 650px;
    height: 650px;
    border-radius: 50%;
    background: radial-gradient(
        circle,
        rgba(59, 130, 246, 0.13),
        transparent 70%
    );
    filter: blur(70px);
    pointer-events: none;
}

.concepts-hero-content {
    position: relative;
    z-index: 2;
    max-width: 900px;
}

.concepts-hero .section-label {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 25px;
}

.concepts-hero h1 {
    font-size: clamp(48px, 7vw, 82px);
    line-height: 1.02;
    letter-spacing: -3px;
    margin: 0 0 25px;
    font-weight: 800;
}

.concepts-hero h1 span {
    display: block;
    color: #3B82F6;
}

.concepts-hero p {
    max-width: 700px;
    margin: 0 auto;
    color: #94a3b8;
    font-size: 18px;
    line-height: 1.8;
}

.hero-buttons {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 15px;
    margin-top: 35px;
}


/* =========================================================
   INTRO
========================================================= */

.concepts-intro {
    padding: 100px 20px 60px;
}

.concepts-intro .section-heading {
    max-width: 850px;
    margin: 0 auto;
    text-align: center;
}

.concepts-intro h2 {
    font-size: clamp(36px, 5vw, 58px);
    line-height: 1.1;
    letter-spacing: -2px;
    margin: 18px 0;
}

.concepts-intro h2 span {
    color: #3B82F6;
}

.concepts-intro p {
    max-width: 700px;
    margin: 0 auto;
    color: #94a3b8;
    font-size: 17px;
    line-height: 1.8;
}


/* =========================================================
   SHOWCASE
========================================================= */

.concepts-showcase {
    padding: 40px 20px 100px;
}

.concepts-showcase .container {
    max-width: 1250px;
    margin: 0 auto;
}


/* =========================================================
   CONCEPT CARD
========================================================= */

.concept-showcase {
    display: grid;
    grid-template-columns: 1.25fr 0.75fr;
    gap: 70px;
    align-items: center;
    margin-bottom: 140px;
}

.concept-showcase:last-child {
    margin-bottom: 0;
}


/* Reverse layout */

.concept-showcase.concept-reverse {
    grid-template-columns: 0.75fr 1.25fr;
}

.concept-showcase.concept-reverse .concept-image {
    order: 2;
}

.concept-showcase.concept-reverse .concept-info {
    order: 1;
}


/* =========================================================
   IMAGE
========================================================= */

.concept-image {
    position: relative;
    border-radius: 22px;
    overflow: hidden;
    background: #111827;
    border: 1px solid rgba(255,255,255,0.08);
    box-shadow:
        0 25px 70px rgba(0,0,0,0.35),
        0 0 60px rgba(59,130,246,0.06);
}

.concept-image::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(
        135deg,
        rgba(59,130,246,0.08),
        transparent 45%
    );
    pointer-events: none;
}

.concept-image img {
    display: block;
    width: 100%;
    height: auto;
    transition: transform 0.6s ease;
}

.concept-showcase:hover .concept-image img {
    transform: scale(1.025);
}


/* Image label */

.concept-overlay {
    position: absolute;
    top: 18px;
    left: 18px;
    z-index: 3;
}

.concept-overlay span {
    display: inline-block;
    padding: 8px 13px;
    border-radius: 50px;
    background: rgba(15, 23, 42, 0.88);
    border: 1px solid rgba(255,255,255,0.1);
    backdrop-filter: blur(10px);
    color: #ffffff;
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 0.5px;
}


/* =========================================================
   CONCEPT INFO
========================================================= */

.concept-info {
    max-width: 500px;
}

.concept-category {
    display: inline-block;
    margin-bottom: 18px;
    color: #3B82F6;
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 1.5px;
}

.concept-info h2 {
    font-size: clamp(32px, 4vw, 48px);
    line-height: 1.1;
    letter-spacing: -1.5px;
    margin: 0 0 20px;
}

.concept-info h2 span {
    color: #3B82F6;
}

.concept-info p {
    color: #94a3b8;
    font-size: 16px;
    line-height: 1.8;
    margin-bottom: 25px;
}


/* =========================================================
   FEATURES
========================================================= */

.concept-features {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 30px;
}

.concept-features span {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    padding: 9px 12px;
    border-radius: 8px;
    background: rgba(255,255,255,0.035);
    border: 1px solid rgba(255,255,255,0.07);
    color: #cbd5e1;
    font-size: 12px;
}

.concept-features i {
    color: #3B82F6;
}


/* =========================================================
   LINK
========================================================= */

.concept-link {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    color: #ffffff;
    text-decoration: none;
    font-weight: 600;
    font-size: 15px;
    transition: gap 0.25s ease, color 0.25s ease;
}

.concept-link i {
    color: #3B82F6;
    transition: transform 0.25s ease;
}

.concept-link:hover {
    color: #3B82F6;
    gap: 14px;
}

.concept-link:hover i {
    transform: translateX(3px);
}


/* =========================================================
   MESSAGE
========================================================= */

.concept-message {
    padding: 30px 20px 110px;
}

.concept-message-box {
    max-width: 950px;
    margin: 0 auto;
    padding: 80px 60px;
    text-align: center;
    border-radius: 25px;
    background:
        radial-gradient(
            circle at 50% 0%,
            rgba(59,130,246,0.12),
            transparent 55%
        ),
        #0f172a;
    border: 1px solid rgba(255,255,255,0.07);
}

.concept-message-box h2 {
    font-size: clamp(35px, 5vw, 55px);
    line-height: 1.1;
    letter-spacing: -2px;
    margin: 18px 0;
}

.concept-message-box h2 span {
    color: #3B82F6;
}

.concept-message-box p {
    max-width: 650px;
    margin: 0 auto;
    color: #94a3b8;
    font-size: 17px;
    line-height: 1.8;
}


/* =========================================================
   CTA
========================================================= */

.concepts-cta {
    padding: 110px 20px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.concepts-cta::before {
    content: "";
    position: absolute;
    width: 500px;
    height: 500px;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    border-radius: 50%;
    background: rgba(59,130,246,0.08);
    filter: blur(90px);
    pointer-events: none;
}

.concepts-cta-content {
    position: relative;
    z-index: 2;
    max-width: 750px;
    margin: 0 auto;
}

.concepts-cta h2 {
    font-size: clamp(40px, 5vw, 60px);
    line-height: 1.1;
    letter-spacing: -2px;
    margin: 18px 0;
}

.concepts-cta h2 span {
    color: #3B82F6;
}

.concepts-cta p {
    max-width: 600px;
    margin: 0 auto 30px;
    color: #94a3b8;
    font-size: 17px;
    line-height: 1.8;
}


/* =========================================================
   MOBILE
========================================================= */

@media (max-width: 900px) {

    .concepts-hero {
        min-height: 70vh;
        padding: 100px 20px 80px;
    }

    .concepts-hero h1 {
        letter-spacing: -2px;
    }

    .concept-showcase,
    .concept-showcase.concept-reverse {
        grid-template-columns: 1fr;
        gap: 35px;
        margin-bottom: 90px;
    }

    .concept-showcase.concept-reverse .concept-image,
    .concept-showcase.concept-reverse .concept-info {
        order: initial;
    }

    .concept-info {
        max-width: 700px;
    }

    .concept-image {
        border-radius: 18px;
    }

    .concept-message-box {
        padding: 55px 25px;
    }
}


@media (max-width: 600px) {

    .concepts-hero {
       padding: 140px 18px 70px;
    }

    .concepts-hero h1 {
        font-size: 44px;
    }

    .concepts-hero p {
        font-size: 16px;
    }

    .hero-buttons {
        flex-direction: column;
        width: 100%;
    }

    .hero-buttons a {
        width: 100%;
        justify-content: center;
        box-sizing: border-box;
    }

    .concepts-intro {
        padding: 70px 18px 35px;
    }

    .concepts-showcase {
        padding: 30px 18px 70px;
    }

    .concept-showcase,
    .concept-showcase.concept-reverse {
        gap: 28px;
        margin-bottom: 75px;
    }

    .concept-info h2 {
        font-size: 34px;
    }

    .concept-info p {
        font-size: 15px;
    }

    .concept-features {
        gap: 7px;
    }

    .concept-features span {
        font-size: 11px;
        padding: 8px 10px;
    }

    .concept-message {
        padding: 20px 18px 75px;
    }

    .concept-message-box {
        padding: 45px 20px;
        border-radius: 20px;
    }

    .concepts-cta {
        padding: 80px 18px;
    }

}