/*
Theme Name: Kling AI Prompt Guide
Theme URI: https://example.com/kling-ai-prompt-guide
Author: Kling AI
Author URI: https://idrisyau.com
Description: A modern, lightweight WordPress theme for AI prompt guides, ebooks, and conversion-focused content.
Version: 1.0.0
License: GNU General Public License v2 or later
License URI: https://www.gnu.org/licenses/gpl-2.0.html
Text Domain: kling-ai-prompt-guide
Requires at least: 5.9
Tested up to: 6.5
Tags: custom-logo, custom-menu, featured-images, theme-options, translation-ready, blog, one-column, two-columns, responsive-layout, accessibility-ready
*/

:root {
  --color-primary: #4f46e5;
  --color-secondary: #7c3aed;
  --color-accent: #06b6d4;
  --color-bg: #f8fafc;
  --color-surface: #ffffff;
  --color-heading: #0f172a;
  --color-text: #475569;
  --color-border: #e2e8f0;
  --color-muted: #64748b;
  --radius: 24px;
  --shadow: 0 24px 80px rgba(15,23,42,0.08);
  --shadow-soft: 0 12px 36px rgba(15,23,42,0.08);
  --font-sans: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-sans);
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.7;
}

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

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

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

button, input, textarea, select {
  font: inherit;
}

.site {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(248,250,252,0.96);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(226,232,240,0.9);
}

.header-inner {
  max-width: 1240px;
  width: min(100%, 1180px);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.75rem 1rem;
  flex-wrap: nowrap;
}

.site-branding {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  min-width: 0;
}

.custom-logo-link,
.site-title {
  display: inline-flex;
  align-items: center;
}

.custom-logo {
  max-height: 48px;
  width: auto;
  display: block;
}

.site-title {
  font-size: 1.1rem;
  font-weight: 700;
  margin: 0;
  color: var(--color-heading);
}

.site-description {
  font-size: 0.88rem;
  color: var(--color-muted);
}

.primary-navigation {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  flex: 0 0 auto;
}

.menu-toggle {
  display: none;
  border: 1px solid var(--color-border);
  background: transparent;
  color: var(--color-heading);
  border-radius: 999px;
  width: 48px;
  height: 48px;
  align-items: center;
  justify-content: center;
}

.menu-toggle svg {
  width: 20px;
  height: 20px;
}

.main-menu {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.main-menu a {
  color: var(--color-heading);
  font-weight: 500;
}

.menu-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.9rem 1.4rem;
  border-radius: 999px;
  background: var(--color-primary);
  color: #fff;
  font-weight: 600;
  transition: transform 0.2s ease, background 0.2s ease;
  white-space: nowrap;
}

.menu-cta:hover,
.menu-cta:focus-visible {
  background: var(--color-secondary);
  transform: translateY(-1px);
}

.site-main {
  flex: 1;
}

.hero {
  padding: 4rem 1.5rem 2rem;
}

@media (max-width: 768px) {
  .header-inner {
    padding: 0.6rem 0.9rem;
  }

  .custom-logo {
    max-height: 42px;
  }

  .menu-toggle,
  .menu-cta {
    width: auto;
  }

  .menu-cta {
    padding: 0.65rem 1rem;
  }

  .main-menu {
    gap: 1rem;
  }
}

.hero-inner {
  max-width: 1240px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 2rem;
  align-items: center;
}

.hero-copy {
  padding: 1rem 0;
}

.hero-copy h1,
.hero-copy h2,
.hero-copy h3 {
  color: var(--color-heading);
  margin-top: 0;
}

.hero-copy h1 {
  font-size: clamp(2.4rem, 5vw, 4rem);
  line-height: 1.02;
}

.hero-copy p {
  max-width: 48rem;
  margin: 1.25rem 0 1.75rem;
  color: var(--color-text);
}

.button-group {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-top: 1.5rem;
  align-items: center;
}

.button-primary,
.button-secondary {
  border: none;
  border-radius: 999px;
  padding: 1rem 1.6rem;
  font-size: 0.98rem;
  font-weight: 600;
  cursor: pointer;
  line-height: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.button-primary {
  background: var(--color-primary);
  color: #fff;
}

.button-secondary {
  background: #eef2ff;
  color: var(--color-heading);
}

.hero-visual {
  display: grid;
  place-items: center;
}

.hero-image-wrap {
  width: 100%;
  max-width: 520px;
  border-radius: 28px;
  overflow: hidden;
  background: linear-gradient(180deg, rgba(79,70,229,0.12), rgba(6,182,212,0.08));
  box-shadow: var(--shadow-soft);
}

.hero-image-wrap img {
  width: 100%;
  display: block;
}

.section {
  padding: 4rem 1.5rem;
}

.section-light {
  background: #fff;
}

.section-inner {
  max-width: 1180px;
  margin: 0 auto;
}

.section-title {
  font-size: clamp(2rem, 4vw, 2.75rem);
  margin-bottom: 1rem;
}

.section-copy {
  max-width: 46rem;
  margin-bottom: 2rem;
  color: var(--color-muted);
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.5rem;
}

.card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 2rem;
  box-shadow: var(--shadow-soft);
}

.card h3 {
  margin-top: 0;
  color: var(--color-heading);
}

.testimonials {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.5rem;
}

.testimonial {
  padding: 1.75rem;
  border-radius: var(--radius);
  background: #f8fafc;
  border: 1px solid var(--color-border);
}

.testimonial p {
  margin: 0 0 1rem;
}

.testimonial cite {
  display: block;
  font-size: 0.94rem;
  color: var(--color-muted);
}

.faq-list {
  display: grid;
  gap: 1.5rem;
}

.faq-item {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 1.5rem;
  display: grid;
  gap: 1rem;
}

.faq-item h3 {
  margin-top: 0;
}

.faq-figure {
  margin: 0;
  display: grid;
  gap: 0.75rem;
}

.faq-figure img {
  width: 100%;
  height: auto;
  border-radius: 16px;
  border: 1px solid var(--color-border);
}

.faq-figure figcaption {
  margin: 0;
  color: var(--color-muted);
  font-size: 0.95rem;
}

.faq-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 1.5rem;
}

.ref-links {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 0.75rem;
}

.ref-links li {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 16px;
  padding: 1rem 1.15rem;
}

.ref-links a {
  color: var(--color-primary);
}

.entry-header h1,
.entry-header h2,
.entry-header h3 {
  color: var(--color-heading);
}

.entry-meta,
.entry-footer {
  color: var(--color-muted);
  font-size: 0.95rem;
}

.content-area {
  max-width: 760px;
  margin: 0 auto;
}

.article-content {
  margin-top: 1.75rem;
}

.article-content p,
.article-content ul,
.article-content ol {
  margin: 1.2rem 0;
}

.entry-content h2,
.entry-content h3,
.entry-content h4 {
  margin-top: 2rem;
  color: var(--color-heading);
}

.page-hero {
  padding: 3rem 1.5rem;
  background: linear-gradient(180deg, rgba(79,70,229,0.08), rgba(248,250,252,0.98));
  border-radius: 28px;
  box-shadow: var(--shadow-soft);
  margin-bottom: 2rem;
}

.page-hero h1 {
  margin-top: 0;
  font-size: clamp(2.5rem, 4vw, 3.5rem);
  color: var(--color-heading);
}

.page-hero p {
  color: var(--color-muted);
  max-width: 68ch;
}

.page-section {
  padding: 2rem;
  margin-top: 2rem;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
}

.policy-section dt {
  font-weight: 700;
  margin-top: 1.75rem;
}

.policy-section dd {
  margin-left: 0;
  margin-top: 0.5rem;
  color: var(--color-text);
}

.contact-form label {
  display: block;
  margin-bottom: 0.6rem;
  font-weight: 600;
  color: var(--color-heading);
}

.contact-form input,
.contact-form textarea {
  width: 100%;
  padding: 1rem 1.1rem;
  border-radius: 18px;
  border: 1px solid var(--color-border);
  background: #fff;
  color: var(--color-heading);
}

.contact-form button {
  margin-top: 1rem;
  padding: 1rem 1.6rem;
  border-radius: 999px;
  border: none;
  background: var(--color-primary);
  color: #fff;
  cursor: pointer;
}

.contact-form button:hover,
.contact-form button:focus {
  background: var(--color-secondary);
}

.article-content h2,
.article-content h3,
.article-content h4 {
  color: var(--color-heading);
  margin-top: 2rem;
}

.article-content ul,
.article-content ol {
  padding-left: 1.3rem;
}

.article-content blockquote {
  margin: 1.75rem 0;
  padding: 1.5rem 1.75rem;
  border-left: 4px solid var(--color-primary);
  background: #eef2ff;
}

.author-box,
.related-posts {
  margin-top: 3rem;
  padding: 1.75rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  background: var(--color-surface);
}

.author-box h3,
.related-posts h3 {
  margin-top: 0;
}

.related-posts-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.related-posts-list li {
  margin-bottom: 1rem;
}

.related-posts-list a {
  color: var(--color-primary);
}

.site-footer {
  background: #0f172a;
  color: #e2e8f0;
  padding: 3rem 1.5rem 2rem;
}

.footer-inner {
  max-width: 1180px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1.5rem;
}

.footer-widget h2,
.footer-widget h3 {
  color: #fff;
}

.footer-widget ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

.footer-widget li {
  margin-bottom: 0.75rem;
}

.footer-widget a {
  color: #cbd5e1;
}

.footer-copy {
  grid-column: 1 / -1;
  text-align: center;
  padding-top: 1.5rem;
  border-top: 1px solid rgba(226,232,240,0.12);
  color: #94a3b8;
}

@media (max-width: 980px) {
  .hero-inner,
  .grid-3,
  .testimonials,
  .footer-inner {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 760px) {
  .main-menu {
    position: absolute;
    top: 100%;
    right: 1.5rem;
    left: 1.5rem;
    background: rgba(255,255,255,0.98);
    border: 1px solid var(--color-border);
    box-shadow: var(--shadow-soft);
    padding: 1rem;
    border-radius: 22px;
    flex-direction: column;
    gap: 1rem;
    transform: translateY(-12px);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.24s ease, transform 0.24s ease;
  }

  .main-menu.open {
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0);
  }

  .menu-toggle {
    display: inline-flex;
  }

  .menu-cta {
    width: 100%;
  }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    scroll-behavior: auto;
    transition: none !important;
    animation: none !important;
  }
}