/*
Theme Name: DX Vendor Theme
Theme URI: http://example.com/dx-vendor-theme
Author: INFINITY VERSE
Author URI: http://example.com
Description: Custom theme for DX Vendor Site
Version: 1.0
License: GNU General Public License v2 or later
License URI: http://www.gnu.org/licenses/gpl-2.0.html
Text Domain: dx-vendor-theme
*/

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;600;800&family=Noto+Sans+JP:wght@400;500;700&display=swap');

:root {
    --bg-primary: #0a0e17;
    --bg-secondary: #111625;
    --text-primary: #f0f4f8;
    --text-secondary: #b0b8c4;
    --accent-primary: #00f0ff;
    --accent-green: #16c93d;
    --accent-secondary: #7000ff;
    --accent-orange: #e76f0d;
    --accent-glow: rgba(0, 240, 255, 0.5);
    --font-jp: 'Noto Sans JP', sans-serif;
    --font-en: 'Inter', sans-serif;
    --gradient-text: linear-gradient(135deg, #00f0ff 0%, #7000ff 100%);
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 3rem;
    --spacing-xl: 4rem;
}

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

body {
    font-family: var(--font-jp);
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: var(--font-en);
    font-weight: 700;
    line-height: 1.2;
    color: var(--text-primary);
}

a {
    text-decoration: none;
    color: inherit;
    transition: all 0.3s ease;
}

ul {
    list-style: none;
}

/* Utilities */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

.text-gradient {
    background: var(--gradient-text);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section {
    padding: var(--spacing-xl) 0;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: var(--spacing-lg);
    text-align: center;
}

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

/* Header */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    padding: var(--spacing-sm) 0;
    background: rgba(10, 14, 23, 0.8);
    backdrop-filter: blur(10px);
    z-index: 1000;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    transition: all 0.3s ease;
}

.header-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    font-size: 1.5rem;
    font-weight: 800;
    font-family: var(--font-en);
    letter-spacing: -0.05em;
}

.logo-img {
    height: 40px;
    margin-right: 10px;
    width: auto;
}

.nav-list {
    display: flex;
    gap: var(--spacing-md);
}

.nav-link {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-secondary);
    position: relative;
}

.nav-link:hover,
.nav-link.active {
    color: var(--text-primary);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--accent-primary);
    transition: width 0.3s ease;
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 100%;
}

/* Hero */
.hero {
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
    padding-top: 60px;
    /* Header height */
}

.hero-content {
    text-align: center;
    z-index: 2;
    position: relative;
}

.hero-title {
    font-size: 4rem;
    font-weight: 800;
    margin-bottom: 1.5rem;
    line-height: 1.1;
    opacity: 0;
    transform: translateY(30px);
    animation: fadeUp 0.8s forwards;
}

.hero-subtitle {
    font-size: 1.2rem;
    color: var(--text-secondary);
    margin-bottom: 2.5rem;
    line-height: 1.8;
    opacity: 0;
    transform: translateY(30px);
    animation: fadeUp 0.8s forwards 0.3s;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at 50% 50%, rgba(0, 240, 255, 0.1) 0%, transparent 70%);
    z-index: 1;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 0.8rem 2rem;
    background: transparent;
    color: var(--accent-primary);
    border: 1px solid var(--accent-primary);
    border-radius: 30px;
    font-weight: 600;
    position: relative;
    overflow: hidden;
    z-index: 1;
    cursor: pointer;
    transition: all 0.3s ease;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 0;
    height: 100%;
    background: var(--accent-primary);
    z-index: -1;
    transition: width 0.3s ease;
}

.btn:hover {
    color: var(--bg-primary);
    box-shadow: 0 0 20px var(--accent-glow);
}

.btn:hover::before {
    width: 100%;
}

.hero .btn {
    opacity: 0;
    transform: translateY(30px);
    animation: fadeUp 0.8s forwards 0.6s;
}

/* Cards (Services) */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-md);
}

.card {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.05);
    padding: var(--spacing-md);
    border-radius: 16px;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    backdrop-filter: blur(5px);
    display: block;
    text-decoration: none;
    color: inherit;
}

.card:hover {
    transform: translateY(-10px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
    border-color: var(--accent-primary);
}

.card-icon {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-sm);
    color: var(--accent-primary);
}

.card-title {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-sm);
    color: var(--text-primary);
}

.card-desc {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

/* Process Flow */
.process-flow {
    display: flex;
    justify-content: space-between;
    position: relative;
    margin: 3rem 0;
    flex-wrap: wrap;
    gap: 2rem;
}

.process-step-item {
    flex: 1;
    min-width: 200px;
    text-align: center;
    position: relative;
    z-index: 1;
}

.process-step-icon {
    width: 60px;
    height: 60px;
    background: var(--bg-secondary);
    border: 2px solid var(--accent-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
    font-size: 1.5rem;
    color: var(--text-primary);
}

.process-step-title {
    font-weight: 700;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.process-step-desc {
    font-size: 0.85rem;
    color: var(--text-secondary);
}

/* Tech Stack Grid */
.tech-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
    gap: 1rem;
    margin-top: 1.5rem;
}

.tech-item {
    background: rgba(255, 255, 255, 0.05);
    padding: 0.8rem;
    text-align: center;
    border-radius: 6px;
    font-size: 0.9rem;
    color: var(--text-secondary);
    border: 1px solid rgba(255, 255, 255, 0.05);
}

/* FAQ */
.faq-item {
    background: rgba(255, 255, 255, 0.02);
    border-radius: 8px;
    margin-bottom: 1rem;
    padding: 1.5rem;
    border: 1px solid rgba(255, 255, 255, 0.05);
}

.faq-question {
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.faq-question::before {
    content: 'Q.';
    color: var(--accent-primary);
    font-size: 1.2rem;
    margin-right: 0.5rem;
}

.faq-answer {
    color: var(--text-secondary);
    padding-left: 1.8rem;
    line-height: 1.6;
}

/* Case Studies */
.case-study-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.case-study-item {
    background: rgba(255, 255, 255, 0.03);
    border-radius: 12px;
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.05);
    transition: transform 0.3s ease;
}

.case-study-item:hover {
    transform: translateY(-5px);
    border-color: var(--accent-primary);
}

.case-study-img {
    width: 100%;
    height: 200px;
    background: #2d3748;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
}

.case-study-content {
    padding: 1.5rem;
}

.case-study-tag {
    font-size: 0.8rem;
    color: var(--accent-primary);
    margin-bottom: 0.5rem;
    display: inline-block;
    border: 1px solid var(--accent-primary);
    padding: 0.2rem 0.6rem;
    border-radius: 20px;
}

.case-study-title {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.case-study-desc {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* Engagement Models */
.engagement-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin-top: 2rem;
}

.engagement-item {
    background: linear-gradient(145deg, rgba(255, 255, 255, 0.05) 0%, rgba(255, 255, 255, 0.01) 100%);
    padding: 2rem;
    border-radius: 12px;
    border: 1px solid rgba(255, 255, 255, 0.05);
    text-align: center;
}

.engagement-icon {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
    color: var(--text-primary);
}

.engagement-title {
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.engagement-desc {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
}

.engagement-list {
    text-align: left;
    font-size: 0.9rem;
    color: var(--text-secondary);
    list-style: disc;
    padding-left: 1.5rem;
}

/* Footer */
.footer {
    background: var(--bg-secondary);
    padding: var(--spacing-lg) 0 var(--spacing-md);
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: var(--spacing-md);
}

.footer-copy {
    text-align: center;
    margin-top: var(--spacing-lg);
    color: var(--text-secondary);
    font-size: 0.8rem;
}

/* Enhanced Footer (used in services.html) */
.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-logo {
    display: inline-flex;
    align-items: center;
    font-size: 1.5rem;
    font-weight: 800;
    font-family: var(--font-en);
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.footer-desc {
    color: var(--text-secondary);
    line-height: 1.6;
    font-size: 0.9rem;
}

.footer-title {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    color: var(--text-primary);
}

.footer-links ul li {
    margin-bottom: 0.8rem;
}

.footer-links ul li a {
    color: var(--text-secondary);
    transition: color 0.3s ease;
}

.footer-links ul li a:hover {
    color: var(--accent-primary);
}

.social-links {
    display: flex;
    gap: 1rem;
    margin-top: 1rem;
}

.social-link {
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-primary);
    transition: all 0.3s ease;
}

.social-link:hover {
    background: var(--accent-primary);
    color: var(--bg-primary);
    transform: translateY(-3px);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 2rem;
    text-align: center;
    color: var(--text-secondary);
    font-size: 0.85rem;
}

/* Animations */
@keyframes fadeUp {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Contact Form 7 Styles */
.cf7-input {
    width: 100%;
    max-width: 100%;
    padding: 1rem;
    background: rgba(0, 0, 0, 0.3);
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: white;
    border-radius: 8px;
    font-family: inherit;
    font-size: 1rem;
    box-sizing: border-box;
}

textarea.cf7-input {
    min-height: 200px;
    resize: vertical;
}

.cf7-input:focus {
    outline: none;
    border-color: var(--accent-primary);
    background: rgba(0, 0, 0, 0.5);
}

/* CF7 Response Output */
.wpcf7-response-output {
    border: 1px solid rgba(255, 255, 255, 0.1) !important;
    border-radius: 8px;
    padding: 1rem !important;
    margin: 2rem 0 !important;
    text-align: center;
    background: rgba(255, 255, 255, 0.05);
}

.wpcf7-mail-sent-ok {
    border-color: var(--accent-green) !important;
    color: var(--accent-green);
    background: rgba(22, 201, 61, 0.1);
}

.wpcf7-validation-errors,
.wpcf7-acceptance-missing {
    border-color: var(--accent-orange) !important;
    color: var(--accent-orange);
    background: rgba(231, 111, 13, 0.1);
}

.wpcf7-not-valid-tip {
    color: #ff0055;
    font-size: 0.85rem;
    margin-top: 0.5rem;
}