:root {
    --bg-main: #ffffff; 
    --text-primary: #1a202c;
    --text-secondary: #4a5568;
    --accent-green: #059669; 
    --accent-dark-green: #064e3b;
    --accent-blue: #2563eb;
    --accent-orange: #f97316;
    --accent-gray: #e2e8f0;
    
    --font-title: 'Phudu', cursive;
    --font-body: 'Roboto', sans-serif;
    
    --w-max: 1920px;
    --w-title: 1280px;
    --w-text: 660px;
    --w-image: 1280px;
}

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

body {
    font-family: var(--font-body);
    color: var(--text-primary);
    background-color: var(--bg-main);
    line-height: 1.8;
    overflow-x: hidden;
    padding-top: 45px;
}

.sp-sticky-header {
    position: fixed; top: 0; left: 0; width: 100%; height: 45px;
    background-color: #000; display: flex; align-items: center; justify-content: space-between;
    z-index: 99999; box-shadow: 0 2px 5px rgba(0,0,0,0.5); font-family: Arial, sans-serif;
}
.left-group { display: flex; align-items: center; height: 100%; }
.sp-back-to-k14 {
    display: flex; align-items: center; justify-content: center;
    width: 45px; height: 45px; background-color: #007f74; color: white;
    text-decoration: none; font-size: 18px; transition: background 0.3s; cursor: pointer;
}
.sp-back-to-k14:hover { background-color: #00665d; }
.sp-mag-logo { margin-left: 15px; display: flex; align-items: center; text-decoration: none; }
.sp-mag-logo img { height: 24px; width: auto; display: block; }
.center-logo {
    position: absolute; left: 50%; transform: translateX(-50%);
    pointer-events: none; user-select: none; display: flex; align-items: center; justify-content: center;
}
.center-logo img { height: 26px; width: auto; display: block; }
.right-group { display: flex; align-items: center; padding-right: 15px; }
.fb-custom-btn {
    display: flex; align-items: center; gap: 6px; color: white; text-decoration: none;
    font-size: 13px; font-family: Helvetica, Arial, sans-serif; font-weight: bold;
    cursor: pointer; opacity: 0.9; transition: opacity 0.2s;
}
.fb-custom-btn:hover { opacity: 1; text-decoration: underline; }
.fb-custom-btn i { font-size: 15px; }

.wrapper-1920 {
    max-width: var(--w-max); margin: 0 auto; position: relative;
    background: #fff; box-shadow: 0 0 50px rgba(0,0,0,0.05); padding-bottom: 80px;
}
.col-text { max-width: var(--w-text); margin: 0 auto; padding: 0 20px; }
.col-chart-wide { max-width: 1280px; margin: 1.5rem auto; padding: 0 20px; }

.cover-title-container {
    width: 100%; max-width: 1280px; margin: 60px auto 20px; text-align: center;
}
.main-title {
    font-family: var(--font-title); font-size: clamp(2.5rem, 5vw, 4rem);
    line-height: 1.1; color: var(--accent-green); text-transform: uppercase; margin-bottom: 20px;
}
.sub-title {
    font-family: var(--font-body); font-size: 1.25rem; font-weight: 700;
    color: var(--text-primary); max-width: var(--w-text); margin: 0 auto;
    line-height: 1.6; text-align: center;
}

h2, h3 {
    font-family: var(--font-title); font-weight: 700; 
    color: var(--text-primary); text-align: center; margin-top: 1.5rem; margin-bottom: 1.5rem;
}
h2 { font-size: 2rem; }
h3 { font-size: 1.5rem; }

p { margin-bottom: 1.5rem; font-size: 1.15rem; color: #2d3748; text-align: justify; }

figure { 
    max-width: var(--w-image); margin: 1.5rem auto; text-align: center; 
    padding: 0 20px; width: 100%;
}
figure img { 
    width: 100%; height: auto; border-radius: 8px; 
    box-shadow: 0 4px 20px rgba(0,0,0,0.08); display: block;
}
figcaption { font-size: 0.95rem; color: #64748b; margin-top: 10px; font-style: italic; line-height: 1.5; }

@media (max-width: 1280px) {
    figure { padding: 0; }
    figure img { border-radius: 0; }
}

.chart-box {
    background: #f8fafc; padding: 25px; border-radius: 16px; border: 1px solid #edf2f7; margin-bottom: 1.5rem;
}
.bar-group { margin-bottom: 15px; }
.bar-label { display: flex; justify-content: space-between; margin-bottom: 6px; font-weight: 700; font-size: 0.9rem;}
.bar-bg { height: 12px; background: #e2e8f0; border-radius: 6px; overflow: hidden; }
.bar-fill { height: 100%; background: var(--accent-green); width: 0; transition: width 1.5s ease-out; }

.global-grid { 
    display: grid; 
    grid-template-columns: repeat(3, 1fr); 
    gap: 20px; 
    margin-top: 1.5rem; 
}

@media (max-width: 900px) {
    .global-grid {
        display: flex;
        overflow-x: auto;
        scroll-snap-type: x mandatory;
        gap: 15px;
        padding-bottom: 15px;
        -webkit-overflow-scrolling: touch;
    }
    .global-grid::-webkit-scrollbar {
        height: 4px;
    }
    .global-grid::-webkit-scrollbar-track {
        background: #f1f1f1;
    }
    .global-grid::-webkit-scrollbar-thumb {
        background: var(--accent-green);
        border-radius: 4px;
    }
    .card {
        min-width: 280px;
        flex: 0 0 280px;
        scroll-snap-align: start;
    }
}

.card { background: #f1f5f9; padding: 25px; border-radius: 16px; border: 1px solid #e2e8f0; }
.card-num { font-family: var(--font-title); font-size: 2rem; color: var(--accent-green); display: block; }
.card-label { font-weight: 900; font-size: 1.1rem; margin-bottom: 8px; display: block; }
.card-sub { font-size: 0.95rem; color: var(--text-secondary); line-height: 1.5; }

.fade-in { opacity: 0; transform: translateY(20px); transition: 0.6s ease-out; }
.fade-in.visible { opacity: 1; transform: none; }