/*
Theme Name: Futuristic Ebook Publisher
Theme URI: https://example.com/futuristic-theme
Author: Penerbit Digital
Description: Tema WordPress futuristik bernuansa dark mode, neon accents, dan glassmorphism untuk jasa penerbitan e-book.
Version: 1.0.0
*/

@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@300;400;600;700;800&display=swap');

:root {
    --bg-dark: #07090e;
    --card-bg: rgba(18, 24, 38, 0.65);
    --card-border: rgba(139, 92, 246, 0.25);
    --accent-purple: #8b5cf6;
    --accent-cyan: #06b6d4;
    --accent-pink: #ec4899;
    --text-main: #f3f4f6;
    --text-muted: #9ca3af;
}

body {
    background-color: var(--bg-dark);
    color: var(--text-main);
    font-family: 'Plus Jakarta Sans', sans-serif;
    margin: 0;
    padding: 0;
    line-height: 1.6;
    background-image: 
        radial-gradient(circle at 15% 20%, rgba(139, 92, 246, 0.15) 0%, transparent 40%),
        radial-gradient(circle at 85% 70%, rgba(6, 182, 212, 0.15) 0%, transparent 40%);
    background-attachment: fixed;
}

.container {
    max-width: 1140px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Typography Helpers */
.gradient-text {
    background: linear-gradient(135deg, var(--accent-cyan), var(--accent-purple), var(--accent-pink));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    font-weight: 800;
}

.highlight-cyan {
    color: var(--accent-cyan);
    font-weight: 700;
}

/* Header & Nav */
.site-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 25px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.site-logo {
    font-size: 24px;
    font-weight: 800;
    letter-spacing: -0.5px;
}

/* Hero Section */
.hero-section {
    padding: 90px 0 60px;
    text-align: center;
}

.hero-title {
    font-size: 52px;
    line-height: 1.15;
    margin-bottom: 20px;
}

.hero-subtitle {
    font-size: 18px;
    color: var(--text-muted);
    max-width: 680px;
    margin: 0 auto 40px;
}

/* Glassmorphism Cards */
.futuristic-card {
    background: var(--card-bg);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--card-border);
    border-radius: 20px;
    padding: 40px;
    margin-bottom: 40px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
    transition: transform 0.3s ease, border-color 0.3s ease;
}

.futuristic-card:hover {
    border-color: rgba(6, 182, 212, 0.5);
    transform: translateY(-4px);
}

/* Form Styling */
.form-group {
    margin-bottom: 20px;
    text-align: left;
}

.form-group label {
    display: block;
    font-size: 14px;
    color: var(--text-muted);
    margin-bottom: 8px;
}

.form-group input, 
.form-group select {
    width: 100%;
    padding: 14px 18px;
    background: rgba(7, 9, 14, 0.8);
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: 10px;
    color: var(--text-main);
    font-size: 15px;
    box-sizing: border-box;
    outline: none;
    transition: border-color 0.2s;
}

.form-group input:focus, 
.form-group select:focus {
    border-color: var(--accent-cyan);
    box-shadow: 0 0 12px rgba(6, 182, 212, 0.3);
}

/* Buttons */
.btn-futuristic {
    background: linear-gradient(135deg, var(--accent-purple), var(--accent-cyan));
    color: #fff;
    border: none;
    padding: 16px 32px;
    border-radius: 12px;
    font-weight: 700;
    font-size: 16px;
    cursor: pointer;
    width: 100%;
    transition: opacity 0.2s ease, box-shadow 0.2s ease;
}

.btn-futuristic:hover {
    opacity: 0.95;
    box-shadow: 0 0 20px rgba(139, 92, 246, 0.5);
}

/* Calculator Grid */
.calc-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.calc-result {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-top: 25px;
    padding-top: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.result-box {
    background: rgba(255, 255, 255, 0.03);
    padding: 20px;
    border-radius: 12px;
    text-align: center;
}

.result-box small {
    display: block;
    color: var(--text-muted);
    font-size: 13px;
    margin-bottom: 6px;
}

.result-box span {
    font-size: 24px;
    font-weight: 800;
}