/* Common styles extracted from index.blade.php
   This file contains the site's theme variables and component styles
   so they can be reused across pages. */

/* CSS カスタムプロパティ（Bootstrap テーマ上書き） */
:root {
    --zlab-bg:       #0d1117;
    --zlab-surface:  #161b22;
    --zlab-border:   rgba(255, 255, 255, 0.08);
    --zlab-text:     #e2e8f0;
    --zlab-muted:    rgba(226, 232, 240, 0.45);
    --zlab-cyan:     #00d4ff;
    --zlab-purple:   #8b5cf6;
    --zlab-cyan-bg:  rgba(0, 212, 255, 0.08);
    --zlab-purple-bg:rgba(139, 92, 246, 0.08);
    --zlab-green-bg: rgba(16, 185, 129, 0.08);
    --zlab-green:    #10b981;
    --zlab-amber:    #f59e0b;
    --zlab-amber-bg: rgba(245, 158, 11, 0.08);
    --bs-body-bg:    #0d1117;
    --bs-body-color: #e2e8f0;
    --vh: 1vh; /* updated at runtime by JS for iOS */
}

html { scroll-behavior: smooth; }

/* Base */
body {
    font-family: 'Noto Sans JP', sans-serif;
    background-color: var(--zlab-bg);
    color: var(--zlab-text);
    min-height: calc(var(--vh, 1vh) * 100);
    -webkit-text-size-adjust: 100%;
    -webkit-font-smoothing: antialiased;
    padding-top: env(safe-area-inset-top);
    padding-bottom: env(safe-area-inset-bottom);
    padding-left: env(safe-area-inset-left);
    padding-right: env(safe-area-inset-right);
}

h1, h2, h3, h4, h5, .display-1, .display-2, .navbar-brand {
    font-family: 'Space Grotesk', 'Noto Sans JP', sans-serif;
}

a { color: var(--zlab-cyan); text-decoration: none; }
a:hover { color: #4de8ff; }

/* Navbar */
#site-navbar {
    background-color: rgba(13, 17, 23, 0.85);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--zlab-border);
    padding-top: 0.75rem;
    padding-bottom: 0.75rem;
}
.navbar-brand {
    font-family: 'Black Ops One', sans-serif;
    font-size: 1.25rem;
    font-weight: 400;
    letter-spacing: 0.05em;
    color: var(--zlab-text) !important;
}
.navbar-brand .brand-accent { color: var(--zlab-cyan); }
.navbar-nav .nav-link { color: var(--zlab-muted); font-size: 0.875rem; padding: 0.4rem 0.75rem; transition: color 0.2s; }
.navbar-nav .nav-link:hover, .navbar-nav .nav-link.active { color: var(--zlab-cyan); }
.navbar-toggler { border-color: var(--zlab-border); }
.navbar-toggler-icon { filter: invert(0.8); }

/* Media filter */
#media-filter { background-color: var(--zlab-bg); border-bottom: 1px solid var(--zlab-border); padding: 0.625rem 0; position: sticky; top: 57px; z-index: 1020; }
.media-filter-list { display: flex; flex-wrap: nowrap; gap: 0.375rem; list-style: none; margin: 0; padding: 0; overflow-x: auto; scrollbar-width: none; }
.media-filter-list::-webkit-scrollbar { display: none; }
.media-filter-list .filter-btn { display: inline-flex; align-items: center; gap: 0.3rem; padding: 0.3rem 0.75rem; border-radius: 2rem; font-size: 0.75rem; font-weight: 500; white-space: nowrap; cursor: pointer; border: 1px solid var(--zlab-border); background: transparent; color: var(--zlab-muted); transition: color 0.2s, border-color 0.2s, background 0.2s; }
.media-filter-list .filter-btn:hover { color: var(--zlab-text); border-color: rgba(255,255,255,0.2); }
.media-filter-list .filter-btn.active { color: var(--zlab-cyan); border-color: rgba(0, 212, 255, 0.4); background: var(--zlab-cyan-bg); }

/* Hero */
#hero { min-height: calc((var(--vh, 1vh) * 100) - 57px - 45px); display: flex; flex-direction: column; align-items: center; justify-content: center; text-align: center; padding: 4rem 1.5rem; position: relative; overflow: hidden; }
#hero::before { content: ''; position: absolute; inset: 0; background-image: linear-gradient(var(--zlab-border) 1px, transparent 1px), linear-gradient(90deg, var(--zlab-border) 1px, transparent 1px); background-size: 48px 48px; opacity: 0.4; pointer-events: none; }
#hero::after { content: ''; position: absolute; top: 30%; left: 50%; transform: translate(-50%, -50%); width: 600px; height: 600px; background: radial-gradient(ellipse at center, rgba(0,212,255,0.07) 0%, transparent 70%); pointer-events: none; }
.hero-eyebrow { font-size: 0.7rem; letter-spacing: 0.2em; text-transform: uppercase; color: var(--zlab-purple); margin-bottom: 1rem; position: relative; z-index: 1; }
#hero h1 { font-size: clamp(2rem, 6vw, 3.5rem); font-weight: 600; line-height: 1.2; color: var(--zlab-text); margin-bottom: 1.25rem; position: relative; z-index: 1; }
#hero h1 .text-accent { color: var(--zlab-cyan); }
#hero .lead { font-size: 0.95rem; color: var(--zlab-muted); max-width: 480px; line-height: 1.75; margin-bottom: 2rem; position: relative; z-index: 1; }
.hero-cta-wrap { display: flex; gap: 0.75rem; flex-wrap: wrap; justify-content: center; position: relative; z-index: 1; }
.btn-zlab-primary { background: var(--zlab-cyan); color: #0d1117; border: none; padding: 0.625rem 1.5rem; font-weight: 600; font-size: 0.875rem; border-radius: 0.4rem; transition: opacity 0.2s, transform 0.15s; }
.btn-zlab-primary:hover { color: #0d1117; opacity: 0.85; transform: translateY(-1px); }
.btn-zlab-ghost { background: transparent; color: var(--zlab-muted); border: 1px solid var(--zlab-border); padding: 0.625rem 1.5rem; font-size: 0.875rem; border-radius: 0.4rem; transition: border-color 0.2s, color 0.2s; }
.btn-zlab-ghost:hover { color: var(--zlab-text); border-color: rgba(255,255,255,0.25); }

/* Sections, cards, blog, footer, utilities (copied from index) */
.zlab-section { padding: 3.5rem 0; border-top: 1px solid var(--zlab-border); }
.section-header { display: flex; align-items: baseline; justify-content: space-between; margin-bottom: 1.5rem; }
.section-header h2 { font-size: 1rem; font-weight: 600; letter-spacing: 0.03em; color: var(--zlab-text); margin: 0; }
.section-header .see-all { font-size: 0.75rem; color: var(--zlab-cyan); }
.section-header .see-all:hover { opacity: 0.75; }
.work-card { background: var(--zlab-surface); border: 1px solid var(--zlab-border); border-radius: 0.625rem; overflow: hidden; transition: border-color 0.2s, transform 0.2s; height: 100%; display: flex; flex-direction: column; }
.work-card:hover { border-color: rgba(255,255,255,0.18); transform: translateY(-2px); }
.work-card-thumb { height: 120px; display: flex; align-items: center; justify-content: center; font-size: 2rem; }
.work-card-thumb.type-graphic { background: var(--zlab-green-bg); color: var(--zlab-green); }
.work-card-thumb.type-music   { background: var(--zlab-cyan-bg);   color: var(--zlab-cyan); }
.work-card-thumb.type-video   { background: var(--zlab-amber-bg);  color: var(--zlab-amber); }
.work-card-thumb.type-system  { background: var(--zlab-purple-bg); color: var(--zlab-purple); }
.work-card-body { padding: 0.875rem 1rem; flex: 1; display: flex; flex-direction: column; }
.work-card-tag { font-size: 0.65rem; font-weight: 500; letter-spacing: 0.1em; text-transform: uppercase; margin-bottom: 0.3rem; }
.work-card-tag.tag-graphic { color: var(--zlab-green); }
.work-card-tag.tag-music   { color: var(--zlab-cyan); }
.work-card-tag.tag-video   { color: var(--zlab-amber); }
.work-card-tag.tag-system  { color: var(--zlab-purple); }
.work-card-tag.tag-blog    { color: var(--zlab-cyan); }
/* Reactions フィード（トップページ）内ではインラインバッジとして表示する */
.blog-title .work-card-tag { display: inline-block; margin: 0 0.5rem 0 0; vertical-align: middle; }
.work-card-title { font-size: 0.875rem; font-weight: 500; color: var(--zlab-text); margin-bottom: auto; line-height: 1.4; }
.work-card-date { font-size: 0.7rem; color: var(--zlab-muted); margin-top: 0.5rem; }
.blog-item { display: flex; align-items: flex-start; gap: 0.875rem; padding: 0.875rem; background: var(--zlab-surface); border: 1px solid var(--zlab-border); border-radius: 0.625rem; transition: border-color 0.2s; }
.blog-item + .blog-item { margin-top: 0.625rem; }
.blog-item:hover { border-color: rgba(255,255,255,0.18); }
.blog-icon { width: 40px; height: 40px; border-radius: 0.4rem; background: var(--zlab-purple-bg); display: flex; align-items: center; justify-content: center; color: var(--zlab-purple); font-size: 1.1rem; flex-shrink: 0; }
.reaction-feed-icon { background: var(--zlab-cyan-bg); font-size: 1.25rem; }
.blog-meta { flex: 1; min-width: 0; }
.blog-title { font-size: 0.875rem; font-weight: 500; color: var(--zlab-text); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; margin-bottom: 0.25rem; }
.blog-date { font-size: 0.7rem; color: var(--zlab-muted); }
.blog-arrow { color: var(--zlab-muted); font-size: 0.875rem; align-self: center; flex-shrink: 0; transition: color 0.2s, transform 0.2s; }
.blog-item:hover .blog-arrow { color: var(--zlab-cyan); transform: translateX(3px); }
.radio-player { display: flex; align-items: center; gap: 1rem; padding: 1.25rem; background: var(--zlab-surface); border: 1px solid var(--zlab-border); border-radius: 0.625rem; }
.radio-player-icon { width: 44px; height: 44px; border-radius: 0.4rem; background: var(--zlab-cyan-bg); display: flex; align-items: center; justify-content: center; color: var(--zlab-cyan); font-size: 1.25rem; flex-shrink: 0; }
.radio-player-body { flex: 1; min-width: 0; }
.radio-player-title { font-size: 0.875rem; font-weight: 500; color: var(--zlab-text); margin-bottom: 0.5rem; }
.radio-player-audio { width: 100%; height: 36px; }
#site-footer { border-top: 1px solid var(--zlab-border); padding: 1.5rem 0; font-size: 0.8rem; color: var(--zlab-muted); }
#site-footer a { color: var(--zlab-muted); transition: color 0.2s; }
#site-footer a:hover { color: var(--zlab-text); }
.text-cyan   { color: var(--zlab-cyan) !important; }
.text-purple { color: var(--zlab-purple) !important; }
.text-muted-zlab { color: var(--zlab-muted) !important; }

/* small responsive tweaks */
@media (max-width: 576px) {
    .hero-cta-wrap { gap: 0.5rem; }
    .work-card-thumb { height: 100px; }
    .radio-player { flex-direction: column; align-items: stretch; text-align: center; }
}