/*
Theme Name: GTR Automotive Lights
Theme URI: https://ledcxr.com
Author: GTR Team
Author URI: https://ledcxr.com
Description: Leading innovation in automotive lighting since 2007. Professional WordPress theme for LED automotive lighting products. Features include product showcase, inquiry forms, and multi-page layouts. Trusted by customers in 80+ countries worldwide.
Version: 1.0.0
Requires at least: 5.8
Tested up to: 6.4
Requires PHP: 7.4
License: GNU General Public License v2 or later
License URI: http://www.gnu.org/licenses/gpl-2.0.html
Text Domain: gtrin
Tags: automotive, led-lighting, products, business, responsive, bootstrap

GTR Automotive Lights Theme, Copyright 2026 Dongguan Huanyu Ronghai Photoelectric Co., Ltd
GTR Theme is distributed under the terms of the GNU GPL
*/

/* ==========================================================================
   Base Styles
   ========================================================================== */

:root {
    /* Modern Blue Color System */
    --primary-color: #0066cc;
    --primary-dark: #004d99;
    --primary-light: #3385d6;
    --secondary-color: #1a1a2e;
    --accent-color: #00d4ff;
    --text-dark: #1a1a2e;
    --text-light: #6b7280;
    --border-color: #e5e7eb;
    --bg-light: #f5f7fa;
    --bg-gray: #f8f9fa;
    --white: #ffffff;
    --success: #00c853;
    --warning: #ffab00;
    --danger: #ff3d00;
    
    /* Shadows */
    --shadow-sm: 0 2px 4px rgba(0, 102, 204, 0.08);
    --shadow-md: 0 4px 12px rgba(0, 102, 204, 0.12);
    --shadow-lg: 0 8px 24px rgba(0, 102, 204, 0.15);
    --shadow-xl: 0 16px 48px rgba(0, 102, 204, 0.2);
    
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    font-size: 16px;
    line-height: 1.7;
    color: var(--text-dark);
    background-color: var(--white);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.3;
    margin-bottom: 1rem;
    color: var(--text-dark);
}

h1 { font-size: 2.5rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.75rem; }
h4 { font-size: 1.5rem; }
h5 { font-size: 1.25rem; }
h6 { font-size: 1rem; }

p {
    margin-bottom: 1rem;
}

a {
    color: var(--primary-color);
    text-decoration: none;
    transition: var(--transition);
}

a:hover {
    color: var(--secondary-color);
}

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

/* ==========================================================================
   Layout
   ========================================================================== */

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 15px;
}

.section {
    padding: 60px 0;
}

.section-title {
    text-align: center;
    margin-bottom: 3rem;
}

.section-title h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.section-title p {
    font-size: 1.125rem;
    color: var(--text-light);
}

/* ==========================================================================
   Buttons
   ========================================================================== */

.btn {
    display: inline-block;
    padding: 14px 35px;
    font-size: 16px;
    font-weight: 600;
    text-align: center;
    border-radius: 50px;
    cursor: pointer;
    transition: var(--transition);
    border: 2px solid transparent;
    text-decoration: none;
    line-height: 1.5;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: var(--white);
    box-shadow: 0 8px 20px rgba(0, 102, 204, 0.25);
    border: none;
}

.btn-primary:hover {
    background: linear-gradient(135deg, var(--primary-dark) 0%, #003d7a 100%);
    color: var(--white);
    transform: translateY(-3px);
    box-shadow: 0 12px 30px rgba(0, 102, 204, 0.35);
}

.btn-outline {
    background-color: transparent;
    border-color: var(--primary-color);
    color: var(--primary-color);
}

.btn-outline:hover {
    background-color: var(--primary-color);
    color: var(--white);
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(0, 102, 204, 0.25);
}

.btn-lg {
    padding: 16px 45px;
    font-size: 18px;
}

.btn-sm {
    padding: 10px 25px;
    font-size: 14px;
}

/* ==========================================================================
   Utility Classes
   ========================================================================== */

.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.mt-0 { margin-top: 0; }
.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mt-4 { margin-top: 2rem; }
.mt-5 { margin-top: 3rem; }
.mt-n5 { margin-top: -3rem; }

.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.mb-4 { margin-bottom: 2rem; }
.mb-5 { margin-bottom: 3rem; }

.py-6 { padding-top: 5rem; padding-bottom: 5rem; }
.fw-black { font-weight: 900; }
.rounded-4 { border-radius: 1rem; }
.object-fit-cover { object-fit: cover; }

.bg-opacity-10 { background-color: rgba(0, 102, 204, 0.1) !important; }
.bg-opacity-20 { background-color: rgba(0, 102, 204, 0.2) !important; }
.bg-opacity-90 { background-color: rgba(255, 255, 255, 0.9) !important; }

.border-opacity-30 { border-color: rgba(0, 102, 204, 0.3) !important; }

/* ==========================================================================
   WordPress Core
   ========================================================================== */

.alignleft {
    float: left;
    margin-right: 1.5rem;
    margin-bottom: 1rem;
}

.alignright {
    float: right;
    margin-left: 1.5rem;
    margin-bottom: 1rem;
}

.aligncenter {
    display: block;
    margin-left: auto;
    margin-right: auto;
}

.wp-caption {
    max-width: 100%;
}

.wp-caption-text {
    font-size: 0.875rem;
    color: var(--text-light);
    text-align: center;
    margin-top: 0.5rem;
}

.screen-reader-text {
    clip: rect(1px, 1px, 1px, 1px);
    position: absolute !important;
    height: 1px;
    width: 1px;
    overflow: hidden;
}

/* ==========================================================================
   Responsive
   ========================================================================== */

@media (max-width: 768px) {
    h1 { font-size: 2rem; }
    h2 { font-size: 1.75rem; }
    h3 { font-size: 1.5rem; }
    
    .section {
        padding: 40px 0;
    }
    
    .section-title h2 {
        font-size: 2rem;
    }
}