/*
Theme Name: Fishbone Cinema
Theme URI: https://fishbonecinema.com
Author: Fishbone Cinema
Author URI: https://fishbonecinema.com
Description: A clean, modern cinema media theme inspired by fumufumuUI.
Version: 1.0.0
Requires at least: 5.0
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: fishbone-cinema
*/

/* ===================================
   fumufumuUI-inspired Design System
   Clean, White, Modern
=================================== */
:root {
  /* === Colors (White-based Clean Palette) === */
  --color-primary: #26c45c;
  --color-primary-hover: #1fb152;
  --color-primary-light: rgba(38, 196, 92, 0.08);

  --color-accent: #007cff;
  --color-accent-light: rgba(0, 124, 255, 0.08);

  --color-bg-white: #ffffff;
  --color-bg-light: #f9f9f9;
  --color-bg-subtle: #f5f5f5;
  --color-bg-card: #ffffff;

  --color-text-primary: #333333;
  --color-text-secondary: #666666;
  --color-text-muted: #999999;
  --color-text-light: #cccccc;

  --color-border: #f2f2f2;
  --color-border-dark: #e8e8e8;

  /* === Typography (fumufumuUI-style) === */
  --font-sans: 'Inter', 'Helvetica Neue', Arial, "Hiragino Kaku Gothic ProN", "Hiragino Sans", "Yu Gothic", Meiryo, sans-serif;
  --font-display: 'Inter', 'Helvetica Neue', Arial, sans-serif;

  --fs-hero: clamp(2rem, 4vw, 3rem);
  --fs-h1: clamp(1.75rem, 3vw, 2.5rem);
  --fs-h2: clamp(1.5rem, 2.5vw, 2rem);
  --fs-h3: 1.25rem;
  --fs-body: 1rem;
  --fs-small: 0.875rem;
  --fs-caption: 0.75rem;

  --line-height-tight: 1.4;
  --line-height-base: 1.7;
  --line-height-relaxed: 1.8;

  --letter-spacing-tight: -0.02em;
  --letter-spacing-normal: 0;
  --letter-spacing-wide: 0.02em;

  /* === Spacing (8px grid) === */
  --space-xs: 8px;
  --space-sm: 16px;
  --space-md: 24px;
  --space-lg: 32px;
  --space-xl: 48px;
  --space-2xl: 80px;

  --container-max: 1120px;
  --container-padding: 24px;

  /* === Border Radius (Soft, rounded) === */
  --radius-xs: 4px;
  --radius-sm: 6px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  --radius-full: 9999px;

  /* === Shadows (Subtle, soft) === */
  --shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.04);
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.08);
  --shadow-card: 0 1px 3px rgba(0, 0, 0, 0.04), 0 4px 12px rgba(0, 0, 0, 0.03);

  /* === Transitions (Smooth, cubic-bezier) === */
  --ease-out: cubic-bezier(0.4, 0.4, 0, 1);
  --transition-fast: 0.2s var(--ease-out);
  --transition-base: 0.3s var(--ease-out);
  --transition-slow: 0.5s var(--ease-out);
}

/* ===================================
   Reset & Base
=================================== */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-sans);
  font-size: var(--fs-body);
  line-height: var(--line-height-base);
  color: var(--color-text-primary);
  background: var(--color-bg-white);
  letter-spacing: var(--letter-spacing-normal);
}

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

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

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

ul, ol {
  list-style: none;
}

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
}

/* ===================================
   Layout
=================================== */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-padding);
}

/* ===================================
   Header (Clean, minimal)
=================================== */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: var(--space-sm) 0;
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
  transition: var(--transition-base);
}

.site-header.is-scrolled {
  box-shadow: var(--shadow-sm);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-lg);
  height: 56px;
}

/* Logo */
.site-logo__link {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
}

.site-logo__icon {
  width: 32px;
  height: 32px;
  color: var(--color-primary);
}

.site-logo__text {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-text-primary);
  letter-spacing: var(--letter-spacing-tight);
}

.site-logo__accent {
  color: var(--color-primary);
}

/* Navigation */
.main-nav {
  display: flex;
  align-items: center;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
}

.nav-menu__link {
  display: block;
  padding: var(--space-xs) var(--space-sm);
  font-size: var(--fs-small);
  font-weight: 500;
  color: var(--color-text-secondary);
  border-radius: var(--radius-sm);
  transition: var(--transition-fast);
}

.nav-menu__link:hover,
.nav-menu__link.is-active {
  color: var(--color-text-primary);
  background: var(--color-bg-subtle);
}

/* Header Actions */
.header-actions {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
}

.search-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  color: var(--color-text-secondary);
  transition: var(--transition-fast);
}

.search-toggle:hover {
  color: var(--color-text-primary);
  background: var(--color-bg-subtle);
}

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

/* Mobile Menu Toggle */
.menu-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  width: 40px;
  height: 40px;
  gap: 5px;
  border-radius: var(--radius-md);
}

.menu-toggle:hover {
  background: var(--color-bg-subtle);
}

.menu-toggle__bar {
  display: block;
  width: 18px;
  height: 2px;
  background: var(--color-text-primary);
  border-radius: 2px;
  transition: var(--transition-fast);
}

.menu-toggle.is-active .menu-toggle__bar:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.menu-toggle.is-active .menu-toggle__bar:nth-child(2) {
  opacity: 0;
}

.menu-toggle.is-active .menu-toggle__bar:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* ===================================
   Hero Section (Clean, Magazine-style)
=================================== */
.hero {
  padding: calc(88px + var(--space-xl)) 0 var(--space-2xl);
  background: var(--color-bg-light);
}

.hero__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xl);
  align-items: center;
}

.hero__content {
  max-width: 480px;
}

.hero__label {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-bottom: var(--space-sm);
  padding: 6px 12px;
  background: var(--color-primary-light);
  border-radius: var(--radius-full);
  font-size: var(--fs-caption);
  font-weight: 600;
  color: var(--color-primary);
}

.hero__label::before {
  content: '';
  width: 6px;
  height: 6px;
  background: var(--color-primary);
  border-radius: 50%;
}

.hero__title {
  margin-bottom: var(--space-sm);
  font-family: var(--font-display);
  font-size: var(--fs-hero);
  font-weight: 700;
  line-height: var(--line-height-tight);
  color: var(--color-text-primary);
  letter-spacing: var(--letter-spacing-tight);
}

.hero__description {
  margin-bottom: var(--space-md);
  font-size: var(--fs-body);
  line-height: var(--line-height-relaxed);
  color: var(--color-text-secondary);
}

.hero__meta {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  margin-bottom: var(--space-md);
  padding-top: var(--space-sm);
  border-top: 1px solid var(--color-border);
}

.hero__meta-item {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: var(--fs-small);
  color: var(--color-text-muted);
}

.hero__meta-item svg {
  width: 14px;
  height: 14px;
}

.hero__actions {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

/* Image Container */
.hero__image-container {
  position: relative;
  border-radius: var(--radius-xl);
  overflow: hidden;
  background: var(--color-bg-white);
  box-shadow: var(--shadow-lg);
}

.hero__image {
  width: 100%;
  aspect-ratio: 4/3;
  object-fit: cover;
}

.hero__image-overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: var(--space-md);
  background: linear-gradient(to top, rgba(0,0,0,0.6), transparent);
  display: none;
}

/* ===================================
   Buttons (Clean, rounded)
=================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-xs);
  padding: 12px 24px;
  font-family: var(--font-sans);
  font-size: var(--fs-small);
  font-weight: 600;
  border-radius: var(--radius-md);
  transition: var(--transition-fast);
}

.btn--primary {
  background: var(--color-primary);
  color: #ffffff;
}

.btn--primary:hover {
  background: var(--color-primary-hover);
  color: #ffffff;
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(38, 196, 92, 0.3);
}

.btn--secondary {
  background: var(--color-bg-subtle);
  color: var(--color-text-primary);
}

.btn--secondary:hover {
  background: var(--color-border-dark);
  color: var(--color-text-primary);
}

.btn--outline {
  background: transparent;
  color: var(--color-text-primary);
  border: 1px solid var(--color-border-dark);
}

.btn--outline:hover {
  background: var(--color-bg-subtle);
  border-color: var(--color-border-dark);
  color: var(--color-text-primary);
}

.btn svg {
  width: 16px;
  height: 16px;
}

/* ===================================
   Cards (fumufumuUI-style)
=================================== */
.card {
  background: var(--color-bg-card);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--color-border);
  transition: var(--transition-base);
}

.card:hover {
  border-color: var(--color-border-dark);
  box-shadow: var(--shadow-card);
  transform: translateY(-2px);
}

.card__image {
  aspect-ratio: 16/10;
  object-fit: cover;
  width: 100%;
}

.card__content {
  padding: var(--space-md);
}

.card__category {
  display: inline-block;
  margin-bottom: var(--space-xs);
  font-size: var(--fs-caption);
  font-weight: 600;
  color: var(--color-primary);
}

.card__title {
  margin-bottom: var(--space-xs);
  font-size: var(--fs-h3);
  font-weight: 600;
  line-height: var(--line-height-tight);
  color: var(--color-text-primary);
}

.card__title a:hover {
  color: var(--color-primary);
}

.card__excerpt {
  margin-bottom: var(--space-sm);
  font-size: var(--fs-small);
  line-height: var(--line-height-base);
  color: var(--color-text-secondary);
}

.card__meta {
  font-size: var(--fs-caption);
  color: var(--color-text-muted);
}

/* ===================================
   Search Modal (Clean)
=================================== */
.search-modal {
  position: fixed;
  inset: 0;
  z-index: 2000;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding-top: 15vh;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(8px);
  opacity: 0;
  visibility: hidden;
  transition: var(--transition-base);
}

.search-modal.is-active {
  opacity: 1;
  visibility: visible;
}

.search-modal__inner {
  width: 100%;
  max-width: 560px;
  padding: 0 var(--container-padding);
  transform: translateY(-16px);
  transition: var(--transition-base);
}

.search-modal.is-active .search-modal__inner {
  transform: translateY(0);
}

.search-modal__form {
  position: relative;
}

.search-modal__input {
  width: 100%;
  padding: var(--space-sm) var(--space-md);
  padding-right: 56px;
  background: var(--color-bg-white);
  border: 2px solid var(--color-border);
  border-radius: var(--radius-lg);
  font-family: var(--font-sans);
  font-size: var(--fs-h3);
  color: var(--color-text-primary);
  outline: none;
  transition: var(--transition-fast);
  box-shadow: var(--shadow-lg);
}

.search-modal__input::placeholder {
  color: var(--color-text-muted);
}

.search-modal__input:focus {
  border-color: var(--color-primary);
}

.search-modal__close {
  position: absolute;
  top: 50%;
  right: var(--space-sm);
  transform: translateY(-50%);
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  color: var(--color-text-muted);
  transition: var(--transition-fast);
}

.search-modal__close:hover {
  color: var(--color-text-primary);
  background: var(--color-bg-subtle);
}

/* ===================================
   Mobile Overlay
=================================== */
.nav-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.3);
  opacity: 0;
  visibility: hidden;
  transition: var(--transition-base);
  z-index: 998;
}

.nav-overlay.is-active {
  opacity: 1;
  visibility: visible;
}

/* ===================================
   Footer (Clean, minimal)
=================================== */
.site-footer {
  padding: var(--space-xl) 0 var(--space-lg);
  background: var(--color-bg-light);
  border-top: 1px solid var(--color-border);
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-bottom: var(--space-lg);
}

.footer-logo__text {
  font-family: var(--font-display);
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--color-text-primary);
}

.footer-logo__accent {
  color: var(--color-primary);
}

.footer-nav {
  display: flex;
  gap: var(--space-md);
}

.footer-nav a {
  font-size: var(--fs-small);
  color: var(--color-text-secondary);
}

.footer-nav a:hover {
  color: var(--color-primary);
}

.footer-bottom {
  padding-top: var(--space-lg);
  border-top: 1px solid var(--color-border);
  text-align: center;
}

.footer-copyright {
  font-size: var(--fs-caption);
  color: var(--color-text-muted);
}

/* ===================================
   Section Titles
=================================== */
.section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-lg);
}

.section-title {
  font-family: var(--font-display);
  font-size: var(--fs-h2);
  font-weight: 700;
  color: var(--color-text-primary);
  letter-spacing: var(--letter-spacing-tight);
}

.section-link {
  font-size: var(--fs-small);
  font-weight: 500;
  color: var(--color-primary);
}

.section-link:hover {
  text-decoration: underline;
}

/* ===================================
   Content Grid
=================================== */
.posts-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: var(--space-md);
}

.site-content {
  padding: var(--space-xl) 0 var(--space-2xl);
}

/* ===================================
   Responsive
=================================== */
@media (max-width: 1024px) {
  .hero__inner {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
  }

  .hero__content {
    max-width: 100%;
    text-align: center;
  }

  .hero__actions {
    justify-content: center;
  }

  .hero__meta {
    justify-content: center;
  }

  .hero__image-container {
    max-width: 560px;
    margin: 0 auto;
  }
}

@media (max-width: 768px) {
  :root {
    --container-padding: 16px;
  }

  .menu-toggle {
    display: flex;
  }

  .main-nav {
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    width: 280px;
    background: var(--color-bg-white);
    border-left: 1px solid var(--color-border);
    transform: translateX(100%);
    transition: var(--transition-base);
    z-index: 999;
  }

  .main-nav.is-active {
    transform: translateX(0);
    box-shadow: -8px 0 32px rgba(0, 0, 0, 0.1);
  }

  .nav-menu {
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 88px var(--space-md) var(--space-md);
  }

  .nav-menu__link {
    padding: var(--space-sm);
    font-size: var(--fs-body);
    border-radius: 0;
    border-bottom: 1px solid var(--color-border);
  }

  .hero {
    padding: calc(88px + var(--space-lg)) 0 var(--space-xl);
  }

  .hero__actions {
    flex-direction: column;
    width: 100%;
  }

  .btn {
    width: 100%;
  }

  .hero__meta {
    flex-wrap: wrap;
    gap: var(--space-sm);
  }

  .posts-grid {
    grid-template-columns: 1fr;
  }

  .footer-inner {
    flex-direction: column;
    gap: var(--space-md);
    text-align: center;
  }

  .footer-nav {
    flex-wrap: wrap;
    justify-content: center;
  }
}

@media (max-width: 480px) {
  .site-logo__text {
    font-size: 1.125rem;
  }

  .header-inner {
    height: 48px;
  }

  .hero__title {
    font-size: 1.75rem;
  }
}