/* ==============================================================================
   GenIsis Holistic Life — Layout & Global Responsive Styles
   Ocean Palette: #1A6274, #2F8893, #43B0B1, #87D9D8, #AFE8E9
   Lighter tones on body and backgrounds, crisp responsive layouts
   ============================================================================== */

*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
    -webkit-text-size-adjust: 100%;
    width: 100%;
    overflow-x: hidden;
}

body {
    font-family: var(--font-body, 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif);
    font-size: 1.05rem;
    line-height: 1.7;
    color: var(--color-text-body, #1E434D);
    background-color: var(--color-bg-body, #F4FAF9);
    width: 100%;
    overflow-x: hidden;
    position: relative;
}

main {
    width: 100%;
    overflow-x: hidden;
    position: relative;
}

/* Container Utility */
.container {
    width: 100%;
    max-width: var(--container-max, 1200px);
    margin-left: auto;
    margin-right: auto;
    padding-left: var(--section-padding-x, 1.5rem);
    padding-right: var(--section-padding-x, 1.5rem);
    box-sizing: border-box;
}

.container-narrow {
    max-width: var(--container-narrow, 840px);
}

/* Sections */
section {
    position: relative;
    padding-top: var(--section-padding-y, 4.5rem);
    padding-bottom: var(--section-padding-y, 4.5rem);
    overflow: hidden;
}

/* Section Header Typography */
.section-tag {
    display: inline-block;
    font-size: 0.8rem;
    font-weight: 800;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--color-ocean-dark, #1A6274);
    background: var(--color-bg-mist-soft, #E8F6F6);
    padding: 0.35rem 0.95rem;
    border-radius: 9999px;
    margin-bottom: 0.9rem;
    border: 1px solid rgba(67, 176, 177, 0.35);
}

.section-title {
    font-family: var(--font-heading-serif, 'Playfair Display', Georgia, serif);
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 700;
    line-height: 1.25;
    color: var(--color-text-title, #103E4A);
    margin-bottom: 1.15rem;
}

.section-subtitle {
    font-size: clamp(1.02rem, 1.6vw, 1.2rem);
    color: var(--color-text-muted, #3F6E78);
    max-width: 680px;
    margin-bottom: 2.5rem;
    line-height: 1.65;
}

.text-center {
    text-align: center;
}
.text-center .section-subtitle {
    margin-left: auto;
    margin-right: auto;
}

/* Responsive Grid System */
.grid {
    display: grid;
    gap: 2rem;
}

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

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

.grid-4 {
    grid-template-columns: repeat(4, 1fr);
}

@media (max-width: 1024px) {
    .grid-4 {
        grid-template-columns: repeat(2, 1fr);
    }
    .grid-3 {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .grid-4,
    .grid-3,
    .grid-2 {
        grid-template-columns: 1fr;
    }
}

/* Flex Utilities */
.flex { display: flex; }
.flex-center { display: flex; align-items: center; justify-content: center; }
.flex-between { display: flex; align-items: center; justify-content: space-between; }
.flex-column { display: flex; flex-direction: column; }
.gap-1 { gap: 1rem; }
.gap-2 { gap: 2rem; }

/* Skip Link for Accessibility */
.skip-link {
    position: absolute;
    top: -50px;
    left: 20px;
    background: #1A6274;
    color: #ffffff;
    padding: 8px 16px;
    border-radius: 6px;
    z-index: 10000;
    text-decoration: none;
    font-weight: bold;
    transition: top 0.2s;
}
.skip-link:focus {
    top: 20px;
}