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

.ai-interface-hero {
    padding: 90px 20px 70px;
    background: linear-gradient( 135deg, #07152b 0%, #16395f 100% );
    text-align: center;
}

.ai-interface-label {
    display: inline-block;
    margin-bottom: 18px;
    font-size: 12px;
    font-weight: 800;
    letter-spacing: 2px;
    color: rgba(255,255,255,0.72);
}

.ai-interface-hero h1 {
    max-width: 1100px;
    margin: 0 auto 24px;
    font-size: 64px;
    line-height: 1.05;
    color: #fff;
    letter-spacing: -3px;
}

.ai-interface-hero p {
    max-width: 850px;
    margin: 0 auto;
    font-size: 20px;
    line-height: 1.9;
    color: rgba(255,255,255,0.88);
}

/* =========================================================
   AUDIO
========================================================= */

.hero-buttons {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 14px;
    margin-top: 34px;
}

    .hero-buttons .btn-secondary {
        min-width: 150px;
        min-height: 52px;
        border-radius: 999px;
        border: none;
        background: #fff;
        color: #111827;
        font-weight: 700;
        cursor: pointer;
        transition: all 0.25s ease;
        padding: 12px 24px;
    }

        .hero-buttons .btn-secondary:hover {
            background: #eef2ff;
            transform: translateY(-2px);
        }

/* =========================================================
   SECTION
========================================================= */

.ai-interface-section {
    padding: 90px 20px;
    background: #f4f7fb;
}

.ai-interface-intro {
    text-align: center;
    margin-bottom: 60px;
}

.ai-mini-label {
    display: inline-block;
    margin-bottom: 18px;
    font-size: 12px;
    font-weight: 800;
    letter-spacing: 2px;
    color: #2563eb;
}

.ai-interface-intro h2 {
    font-size: 54px;
    line-height: 1.08;
    margin-bottom: 24px;
    color: #163c8f;
    letter-spacing: -2px;
}

.ai-interface-intro p {
    max-width: 900px;
    margin: 0 auto;
    font-size: 20px;
    line-height: 1.9;
    color: #475569;
}

/* =========================================================
   GRID
========================================================= */

.ai-interface-grid {
    display: grid;
    grid-template-columns: repeat(3,1fr);
    gap: 32px;
}

.ai-interface-card {
    background: #ffffff;
    border-radius: 28px;
    overflow: hidden;
    border: 1px solid #dbe4f0;
    box-shadow: 0 20px 50px rgba(15,23,42,0.08);
    transition: all 0.25s ease;
}

    .ai-interface-card:hover {
        transform: translateY(-6px);
        box-shadow: 0 24px 60px rgba(37,99,235,0.12);
    }

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

.ai-image-box {
    width: 100%;
    background: #edf2ff;
    padding: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-bottom: 1px solid #dbe4f0;
}

    .ai-image-box img {
        width: 100%;
        height: auto;
        object-fit: contain;
        display: block;
        border-radius: 14px;
    }

.ai-interface-card {
    background: #ffffff;
    border-radius: 28px;
    overflow: hidden;
    border: 1px solid #dbe4f0;
    box-shadow: 0 20px 50px rgba(15,23,42,0.08);
    transition: all 0.25s ease;
    display: flex;
    flex-direction: column;
    height: 100%;
}

/* =========================================================
   CONTENT
========================================================= */

.ai-interface-content {
    padding: 28px;
}

    .ai-interface-content h3 {
        font-size: 28px;
        margin-bottom: 14px;
        color: #163c8f;
    }

    .ai-interface-content p {
        font-size: 17px;
        line-height: 1.9;
        color: #475569;
    }

/* =========================================================
   STRIP
========================================================= */

.ai-interface-strip {
    padding: 34px 20px;
    background: linear-gradient(90deg,#f5f8ff,#eef3ff);
    border-top: 1px solid #dbe3ff;
    text-align: center;
}

    .ai-interface-strip p {
        margin: 0;
        font-size: 18px;
        color: #163c8f;
        font-weight: 600;
        line-height: 1.8;
    }

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

@media(max-width:991px) {

    .ai-interface-grid {
        grid-template-columns: 1fr;
    }

    .ai-interface-intro h2 {
        font-size: 42px;
    }

    .ai-interface-hero h1 {
        font-size: 44px;
        letter-spacing: -1px;
    }
}

@media(max-width:768px) {

    .ai-interface-hero {
        padding: 70px 16px 60px;
    }

        .ai-interface-hero h1 {
            font-size: 34px;
            line-height: 1.15;
        }

        .ai-interface-hero p,
        .ai-interface-intro p {
            font-size: 16px;
            line-height: 1.9;
        }

    .ai-interface-section {
        padding: 60px 14px;
    }

    .ai-interface-intro h2 {
        font-size: 32px;
        line-height: 1.15;
    }

    .ai-image-box {
        height: auto;
    }

    .hero-buttons {
        gap: 10px;
    }

        .hero-buttons .btn-secondary {
            min-width: 130px;
            min-height: 48px;
            font-size: 14px;
        }
}
/* =========================================
   IMAGE CLICK ZOOM
========================================= */

.ai-image-box img {
    width: 100%;
    height: auto;
    object-fit: contain;
    display: block;
    border-radius: 14px;
    cursor: zoom-in;
    transition: transform 0.25s ease;
}

    .ai-image-box img:hover {
        transform: scale(1.02);
    }

/* =========================================
   LIGHTBOX
========================================= */

.ai-lightbox {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.92);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 999999;
    padding: 40px;
    opacity: 0;
    visibility: hidden;
    transition: all 0.25s ease;
}

    .ai-lightbox.active {
        opacity: 1;
        visibility: visible;
    }

    .ai-lightbox img {
        max-width: 95%;
        max-height: 92vh;
        border-radius: 18px;
        box-shadow: 0 20px 60px rgba(0,0,0,0.45);
    }

.ai-lightbox-close {
    position: absolute;
    top: 24px;
    right: 24px;
    width: 54px;
    height: 54px;
    border: none;
    border-radius: 50%;
    background: #ffffff;
    color: #111827;
    font-size: 28px;
    font-weight: 700;
    cursor: pointer;
}