/* =========================================
   GLOBAL TYPOGRAPHY + BASE SPACING
========================================= */

body {
    font-family: 'Poppins', sans-serif;
    line-height: 1.65;
    letter-spacing: 0.2px;
    color: #333;
}

h1, h2, h3 {
    font-weight: 600;
    line-height: 1.25;
    letter-spacing: 0.3px;
    margin-bottom: 20px;
}

p { margin-bottom: 18px; }

ul {
    margin-bottom: 20px;
    line-height: 1.6;
}


/* =========================================
   CONTAINER + SECTIONS
========================================= */

.container {
    max-width: 1200px;
    margin: auto;
    padding: 0 20px;
}

.section,
.model-grid-section {
    padding: 100px 0; /* C2 spacing */
}

.section-light { background: #f3f4f6; }
.section-white { background: #fff; }

/* Remove accidental double-padding */
.section.section-white + .section.section-white {
    margin-top: -40px;
}


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

.grid-2 {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 40px;
}

.grid-3 {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
}

@media (max-width: 768px) {
    .grid-2,
    .grid-3 {
        grid-template-columns: 1fr;
        gap: 30px;
    }
}


/* =========================================
   HEADER
========================================= */

.site-header {
    width: 100%;
    padding: 16px 0;
    background: #ffffff;
    border-bottom: 1px solid #eee;
}

@media (max-width: 768px) {
    .site-header {
        padding-top: 40px; /* adds breathing room for sticky launcher */
    }
}



.header-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.site-logo {
    height: 130px;
}

.main-nav a {
    margin: 0 15px;
    text-decoration: none;
    color: #333;
    font-weight: 500;
}

.header-cta {
    border: 2px solid #2563eb;
    background: transparent;
    color: #2563eb;
    padding: 8px 16px;
    border-radius: 6px;
    font-weight: 600;
}


/* =========================================
   HERO — CENTERED (C2 SPACING)
========================================= */

.hero {
    padding: 160px 20px 140px; /* C2 spacing */
    background: linear-gradient(
        135deg,
        #1e3a8a 0%,
        #2563eb 50%,
        #1d4ed8 100%
    ) !important;
    color: white;
    text-align: center;
}

.hero-centered {
    display: flex;
    justify-content: center;
}

.hero-centered-text {
    width: 100%;
    max-width: 800px;
    margin: 0 auto;
}

.primary-btn {
    background: #ffffff;
    color: #1e3a8a;
    padding: 14px 26px;
    border-radius: 8px;
    font-weight: 600;
    display: inline-block;
}

.secondary-btn {
    color: #ffffff;
    opacity: 0.85;
    text-decoration: underline;
    font-weight: 500;
}

@media (max-width: 768px) {
    .hero {
        padding-top: 180px; /* prevent header collision */
        padding-bottom: 100px;
    }
}


/* =========================================
   PRODUCT ROW — VERSION C
========================================= */

.product-row {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 70px; /* C2 internal spacing */
    align-items: center;
    max-width: 1100px;
    margin: 0 auto 70px;
    padding: 0 24px;
}

.product-text {
    max-width: 520px;
    text-align: left;
}

.product-text h2 { margin-bottom: 16px; }
.product-text p { margin-bottom: 14px; }

.product-text ul {
    margin: 10px 0 20px 18px;
}

@media (max-width: 900px) {
    .product-row {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 40px;
        margin-bottom: 60px;
    }

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

    .product-text ul {
        text-align: left;
        display: inline-block;
    }
}


/* =========================================
   PRODUCT FRAME
========================================= */

.product-frame {
    position: relative;
    background: #fff;
    padding: 14px;
    border-radius: 18px;
    box-shadow: 0 20px 60px rgba(0,0,0,0.10);
    border: 1px solid rgba(0,0,0,0.06);
}

.product-frame::before {
    content: "";
    position: absolute;
    inset: -2px;
    border-radius: 20px;
    background: radial-gradient(
        circle at top left,
        rgba(37, 99, 235, 0.12),
        transparent 60%
    );
    z-index: 0;
}

.product-frame iframe {
    width: 100%;
    height: 560px;
    border: 0;
    border-radius: 12px;
    display: block;
    box-shadow: 0 18px 50px rgba(0,0,0,0.15);
    position: relative;
    z-index: 1;
}

@media (max-width: 900px) {
    .product-frame iframe {
        height: 420px;
    }
}


/* =========================================
   FRAME LABEL
========================================= */

.frame-label {
    position: absolute;
    top: 14px;
    left: 14px;
    background: rgba(37, 99, 235, 0.95);
    color: white;
    padding: 8px 16px 8px 26px;
    font-size: 12px;
    font-weight: 600;
    border-radius: 999px;
    z-index: 2;
    pointer-events: none;
}

.frame-label::before {
    content: "";
    position: absolute;
    left: 10px;
    top: 50%;
    width: 8px;
    height: 8px;
    background: #22c55e;
    border-radius: 50%;
    transform: translateY(-50%);
    box-shadow: 0 0 6px #22c55e, 0 0 12px #22c55e;
}


/* =========================================
   WHY SECTION — CENTERED
========================================= */

.why-centered {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.why-centered ul {
    text-align: left;
    margin: 20px auto;
    max-width: 600px;
}


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

.model-grid-section {
    text-align: center;
}

.model-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
    max-width: 1100px;
    margin: 0 auto;
}

.model-card {
    background: #fff;
    padding: 20px;
    border-radius: 14px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.08);
    transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.model-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 18px 40px rgba(0,0,0,0.12);
}

.model-card img {
    width: 100%;
    height: auto;
    border-radius: 10px;
}

.model-name {
    margin-top: 12px;
    font-weight: 600;
}

/* Labels */
.model-label {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 12px;
    font-weight: 600;
    padding: 6px 12px;
    border-radius: 999px;
    margin-bottom: 10px;
}

.model-label .dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
}

/* Colors */
.basic {
    background: rgba(37, 99, 235, 0.12);
    color: #2563eb;
}
.basic .dot { background: #2563eb; }

.enhanced {
    background: rgba(0, 184, 217, 0.12);
    color: #00b8d9;
}
.enhanced .dot { background: #00b8d9; }

.premium {
    background: rgba(79, 70, 229, 0.12);
    color: #4f46e5;
}
.premium .dot { background: #4f46e5; }

@media (max-width: 900px) {
    .model-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }
}


/* =========================================
   CARDS
========================================= */

.card {
    background: #fff;
    padding: 30px;
    border-radius: 12px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.08);
}

.card.highlight {
    border: 2px solid #2563eb;
    transform: scale(1.03);
}


/* =========================================
   BUTTONS
========================================= */

.btn {
    display: inline-block;
    padding: 14px 28px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 500;
    color: white;
    letter-spacing: 0.3px;
}

.btn-blue { background: #2563eb; }
.btn-teal { background: #00b8d9; }
.btn-purple { background: #4f46e5; }


/* =========================================
   LISTS
========================================= */

.list {
    list-style: none;
    padding: 0;
}

.list li {
    padding: 6px 0;
}


/* =========================================
   PRICE
========================================= */

.price {
    font-size: 36px;
    font-weight: bold;
}


/* =========================================
   FOOTER
========================================= */

.footer {
    background: #111827;
    color: #9ca3af;
    text-align: center;
    padding: 40px;
}