/*
Theme Name: Thaiweb SEO Store
Theme URI: https://theme-thaiwebseo.com
Author: Thaiwebseo
Author URI: https://theme-thaiwebseo.com
Description: ธีม WordPress สำหรับร้านค้า ธุรกิจ และเว็บที่ต้องการความเร็วสูง รองรับ Page Builder (Elementor), เขียนด้วย Vanilla CSS เบาหวิว และปรับแต่ง SEO มาให้เต็มรูปแบบ (Core Web Vitals Ready).
Version: 1.0.1
Requires at least: 6.0
Tested up to: 6.5
Requires PHP: 7.4
License: GPL v2 or later
License URI: https://www.gnu.org/licenses/gpl-2.0.html
Text Domain: thaiweb-seo-store
Tags: seo, fast, full-width-template, e-commerce, custom-colors, custom-logo, custom-menu, translation-ready
*/

/* ==========================================================================
   CSS Variables (Design Tokens)
   ========================================================================== */
:root {
    /* Colors */
    --tw-color-primary: #2563eb;
    --tw-color-primary-hover: #1d4ed8;
    --tw-color-secondary: #0f172a;
    --tw-color-text: #334155;
    --tw-color-heading: #0f172a;
    --tw-color-background: #ffffff;
    --tw-color-surface: #f8fafc;
    --tw-color-border: #e2e8f0;
    
    /* Typography */
    --tw-font-sans: 'Sarabun', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    --tw-font-heading: 'Kanit', sans-serif;
    
    /* Layout */
    --tw-container-width: 1200px;
    --tw-spacing-sm: 0.5rem;
    --tw-spacing-md: 1rem;
    --tw-spacing-lg: 2rem;
    --tw-spacing-xl: 4rem;
    
    /* Utility */
    --tw-border-radius: 8px;
    --tw-shadow: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
}

/* ==========================================================================
   Reset & Base
   ========================================================================== */
*, *::before, *::after {
    box-sizing: border-box;
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
}

body {
    margin: 0;
    padding: 0;
    font-family: var(--tw-font-sans);
    color: var(--tw-color-text);
    background-color: var(--tw-color-background);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Headings */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--tw-font-heading);
    color: var(--tw-color-heading);
    margin-top: 0;
    margin-bottom: var(--tw-spacing-md);
    line-height: 1.2;
    font-weight: 600;
}

/* Links */
a {
    color: var(--tw-color-primary);
    text-decoration: none;
    transition: color 0.2s ease-in-out;
}
a:hover {
    color: var(--tw-color-primary-hover);
}

/* Images */
img {
    max-width: 100%;
    height: auto;
    display: block;
}

/* ==========================================================================
   Layout (Full-Width First)
   ========================================================================== */
.site-container {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

.site-main {
    flex: 1 0 auto;
    width: 100%; /* Default to full width for page builders */
}

/* Wrapped container for non-builder pages (e.g., standard blog posts) */
.tw-container {
    width: 100%;
    max-width: var(--tw-container-width);
    margin-left: auto;
    margin-right: auto;
    padding-left: var(--tw-spacing-md);
    padding-right: var(--tw-spacing-md);
}

/* ==========================================================================
   Header
   ========================================================================== */
.site-header {
    background-color: var(--tw-color-background);
    border-bottom: 1px solid var(--tw-color-border);
    padding: var(--tw-spacing-md) 0;
    position: sticky;
    top: 0;
    z-index: 50;
}
.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.site-logo img {
    max-height: 50px;
    width: auto;
}
.site-title {
    margin: 0;
    font-size: 1.5rem;
}

/* Navigation */
.main-navigation ul {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    gap: var(--tw-spacing-lg);
}
.main-navigation a {
    color: var(--tw-color-heading);
    font-weight: 500;
}
.main-navigation a:hover {
    color: var(--tw-color-primary);
}

/* ==========================================================================
   Footer
   ========================================================================== */
.site-footer {
    background-color: var(--tw-color-secondary);
    color: #fff;
    padding: var(--tw-spacing-xl) 0 var(--tw-spacing-md);
    margin-top: auto;
}
.site-footer a {
    color: #cbd5e1;
}
.site-footer a:hover {
    color: #fff;
}
.footer-credits {
    text-align: center;
    padding-top: var(--tw-spacing-lg);
    border-top: 1px solid rgba(255,255,255,0.1);
    margin-top: var(--tw-spacing-lg);
    font-size: 0.875rem;
    color: #94a3b8;
}

/* ==========================================================================
   Responsive (Mobile Menu basic)
   ========================================================================== */
.menu-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}
.menu-toggle svg {
    width: 24px;
    height: 24px;
    fill: var(--tw-color-heading);
}

@media (max-width: 768px) {
    .menu-toggle {
        display: block;
    }
    .main-navigation {
        display: none; /* Handled by JS later */
    }
    .main-navigation.toggled {
        display: block;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--tw-color-background);
        border-bottom: 1px solid var(--tw-color-border);
        padding: var(--tw-spacing-md);
    }
    .main-navigation.toggled ul {
        flex-direction: column;
        gap: var(--tw-spacing-md);
    }
}

/* ==========================================================================
   Gutenberg Block Styles (Custom)
   ========================================================================== */

/* Notice Box */
.wp-block-group.is-style-tw-notice {
    background-color: #fffbeb;
    border-left: 4px solid #f59e0b;
    padding: var(--tw-spacing-md) var(--tw-spacing-lg);
    border-radius: 0 var(--tw-border-radius) var(--tw-border-radius) 0;
    margin-bottom: var(--tw-spacing-lg);
}

/* Card */
.wp-block-group.is-style-tw-card {
    background-color: var(--tw-color-background);
    border: 1px solid var(--tw-color-border);
    border-radius: var(--tw-border-radius);
    padding: var(--tw-spacing-lg);
    box-shadow: var(--tw-shadow);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.wp-block-group.is-style-tw-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
}

/* Cards Layout (Columns) */
.wp-block-columns.is-style-tw-cards-layout {
    gap: var(--tw-spacing-lg);
}
.wp-block-columns.is-style-tw-cards-layout .wp-block-column {
    background-color: var(--tw-color-background);
    border: 1px solid var(--tw-color-border);
    border-radius: var(--tw-border-radius);
    padding: var(--tw-spacing-lg);
    box-shadow: var(--tw-shadow);
    display: flex;
    flex-direction: column;
}
.wp-block-columns.is-style-tw-cards-layout .wp-block-column > *:last-child {
    margin-top: auto; /* Push button to bottom */
}

/* Shadow Button */
.wp-block-button.is-style-tw-shadow .wp-block-button__link {
    box-shadow: 0 4px 14px 0 rgba(37, 99, 235, 0.39);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    border-radius: var(--tw-border-radius);
}
.wp-block-button.is-style-tw-shadow .wp-block-button__link:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(37, 99, 235, 0.4);
}

/* Hover Card (Cover Block) */
.wp-block-cover.is-style-tw-hover-card {
    overflow: hidden;
    transition: all 0.3s ease;
    border-radius: var(--tw-border-radius);
    min-height: 350px;
}
.wp-block-cover.is-style-tw-hover-card .wp-block-cover__inner-container {
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    height: 100%;
    z-index: 2;
}

/* Hide description and button by default */
.wp-block-cover.is-style-tw-hover-card .tw-hover-reveal {
    opacity: 0;
    max-height: 0;
    transform: translateY(20px);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    overflow: hidden;
}

/* Adjust overlay opacity on hover */
.wp-block-cover.is-style-tw-hover-card .wp-block-cover__background {
    transition: opacity 0.4s ease !important;
}

/* Hover State */
.wp-block-cover.is-style-tw-hover-card:hover .wp-block-cover__background {
    opacity: 0.8 !important; /* Darker overlay on hover */
}
.wp-block-cover.is-style-tw-hover-card:hover .tw-hover-reveal {
    opacity: 1;
    max-height: 250px;
    transform: translateY(0);
    margin-top: var(--tw-spacing-sm);
}