/*
Theme Name: Zero to Hero V3 (Friendly)
Theme URI: https://example.com/invest-zero-v3
Author: Goristy
Description: A friendly, modern theme for beginners. Soft colors, rounded UI, plenty of whitespace.
Version: 3.0.0
Text Domain: invest-zero-v3
*/

:root {
    /* Colors - Friendly Modern */
    --color-bg-body: #f7f9fa;
    /* Very soft gray/blue tint */
    --color-bg-card: #ffffff;
    --color-accent-start: #84fab0;
    /* Mint */
    --color-accent-end: #8fd3f4;
    /* Soft Blue */
    --color-accent: #2c3e50;
    /* Dark text for contrast */
    --color-text-main: #4a5568;
    /* Soft dark gray */
    --color-text-light: #718096;
    --color-border: #edf2f7;
    --color-primary-btn: #4fd1c5;

    /* Typography */
    --font-base: "Hiragino Kaku Gothic ProN", "Hiragino Sans", "Meiryo", sans-serif;
    --font-heading: "Hiragino Maru Gothic Pro", "Rounded Mplus 1c", sans-serif;
    /* Rounded vibe if available */
    --font-size-base: 16px;

    /* Layout */
    --container-width: 1100px;
    --header-height: 80px;
    --card-radius: 16px;
    --btn-radius: 50px;
}

body {
    background-color: var(--color-bg-body);
    color: var(--color-text-main);
    font-family: var(--font-base);
    margin: 0;
    padding: 0;
    line-height: 1.8;
    /* More readable */
}

a {
    color: var(--color-primary-btn);
    text-decoration: none;
    transition: opacity 0.3s;
}

a:hover {
    opacity: 0.8;
}

/* Header */
.site-header {
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.03);
    position: sticky;
    top: 0;
    z-index: 1000;
    padding: 15px 0;
}

.site-title {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: bold;
    margin: 0;
    color: #333;
}

.site-title a {
    color: #333;
}

/* Navigation */
.main-navigation ul {
    list-style: none;
    display: flex;
    margin: 0;
    padding: 0;
    gap: 30px;
}

.main-navigation a {
    color: var(--color-text-main);
    font-weight: normal;
    font-size: 0.95rem;
}

.main-navigation a:hover {
    color: var(--color-primary-btn);
}

/* Cards (Friendly) */
.card {
    background-color: var(--color-bg-card);
    border: none;
    border-radius: var(--card-radius);
    padding: 24px;
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.03), 0 4px 6px -2px rgba(0, 0, 0, 0.01);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    overflow: hidden;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.05), 0 10px 10px -5px rgba(0, 0, 0, 0.02);
}

.card .post-thumbnail {
    border-radius: 12px;
    overflow: hidden;
    margin-bottom: 20px;
}

.entry-title {
    font-size: 1.25rem;
    line-height: 1.5;
    margin: 10px 0;
    font-weight: bold;
}

.entry-title a {
    color: #2d3748;
}

.entry-meta {
    font-size: 0.85rem;
    color: var(--color-text-light);
}

/* Buttons */
.btn-primary {
    background: linear-gradient(120deg, var(--color-accent-start) 0%, var(--color-accent-end) 100%);
    color: #fff;
    padding: 12px 30px;
    border-radius: var(--btn-radius);
    font-weight: bold;
    display: inline-block;
    box-shadow: 0 4px 6px rgba(50, 50, 93, 0.11), 0 1px 3px rgba(0, 0, 0, 0.08);
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
}

.btn-primary:hover {
    box-shadow: 0 7px 14px rgba(50, 50, 93, 0.1), 0 3px 6px rgba(0, 0, 0, 0.08);
    transform: translateY(-1px);
}

/* Layout Utils */
.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 20px;
}

.grid {
    display: grid;
    gap: 30px;
}

/* Wider gap */
.grid-cols-2 {
    grid-template-columns: repeat(2, 1fr);
}

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

.grid-sidebar-right {
    grid-template-columns: 1fr 340px;
}

/* Widget */
.widget {
    background: #fff;
    padding: 24px;
    border-radius: var(--card-radius);
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.02);
    margin-bottom: 30px;
}

.widget-title {
    font-size: 1.1rem;
    border-bottom: 2px solid var(--color-border);
    padding-bottom: 10px;
    margin-bottom: 20px;
    color: #333;
}

/* Responsive */
@media (max-width: 768px) {

    .grid-cols-2,
    .grid-cols-3,
    .grid-sidebar-right {
        grid-template-columns: 1fr;
    }
}