/* ============================================
   SENTRA DESIGN — BASE.CSS
   Design tokens, reset, elemen dasar, primitif section
   ============================================ */

:root {
/* Color System */
--color-primary: #0a1628;
--color-primary-light: #1a2744;
--color-secondary: #c9a961;
--color-secondary-light: #e4c97a;
--color-accent: #2a5a8c;
--color-dark: #0d1117;
--color-cream: #f5f1eb;
--color-offwhite: #faf7f2;
--color-white: #ffffff;
--color-gray: #6b6b6b;
--color-gray-light: #d4d0c8;
/* Typography Scale */
--font-display: 'Playfair Display', serif;
--font-body: 'Inter', sans-serif;
--font-accent: 'Space Grotesk', sans-serif;
--text-xs: 0.75rem;
--text-sm: 0.875rem;
--text-base: 1rem;
--text-lg: 1.125rem;
--text-xl: 1.25rem;
--text-2xl: 1.5rem;
--text-3xl: 1.875rem;
--text-4xl: 2.25rem;
--text-5xl: 3rem;
--text-6xl: 3.75rem;
--text-7xl: 4.5rem;
--text-8xl: 6rem;
/* Spacing System (8px Grid) */
--space-1: 0.25rem;
--space-2: 0.5rem;
--space-3: 0.75rem;
--space-4: 1rem;
--space-5: 1.25rem;
--space-6: 1.5rem;
--space-8: 2rem;
--space-10: 2.5rem;
--space-12: 3rem;
--space-16: 4rem;
--space-20: 5rem;
--space-24: 6rem;
/* Border Radius System */
--radius-sm: 4px;
--radius-md: 8px;
--radius-lg: 12px;
--radius-xl: 16px;
--radius-2xl: 24px;
--radius-full: 9999px;
/* Shadows */
--shadow-sm: 0 1px 2px rgba(10, 22, 40, 0.05);
--shadow-md: 0 4px 6px rgba(10, 22, 40, 0.07);
--shadow-lg: 0 10px 15px rgba(10, 22, 40, 0.1);
--shadow-xl: 0 20px 25px rgba(10, 22, 40, 0.15);
--shadow-2xl: 0 25px 50px rgba(10, 22, 40, 0.25);
--shadow-gold: 0 20px 60px rgba(201, 169, 97, 0.3);
/* Transitions */
--transition-fast: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
--transition-base: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
--transition-slow: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
/* Header Height */
--header-height: 80px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
font-family: var(--font-body);
color: var(--color-primary);
background: var(--color-offwhite);
overflow-x: hidden;
line-height: 1.6;
-webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { text-decoration: none; color: inherit; transition: var(--transition-fast); }
a:focus, button:focus, input:focus, textarea:focus {
outline: 2px solid var(--color-secondary);
outline-offset: 2px;
}
ul { list-style: none; }
.container-wide {
max-width: 1440px;
margin: 0 auto;
padding: 0 var(--space-12);
}

/* ============================================
   SECTIONS COMMON - CONSISTENT SPACING
   ============================================ */
.section { padding: var(--space-24) 0; position: relative; overflow: hidden; }
.section-label { display: flex; align-items: center; gap: var(--space-4); margin-bottom: var(--space-6); }
.label-number { font-family: var(--font-accent); font-size: var(--text-sm); color: var(--color-secondary); letter-spacing: 2px; font-weight: 600; }
.label-text { font-family: var(--font-accent); font-size: var(--text-xs); color: var(--color-gray); letter-spacing: 3px; text-transform: uppercase; }
.heading-line { display: block; font-family: var(--font-display); font-size: clamp(var(--text-4xl), 5vw, var(--text-6xl)); font-weight: 400; color: var(--color-primary); line-height: 1; letter-spacing: -0.02em; }
.heading-line.italic { font-style: italic; color: var(--color-secondary); }