/* ==========================================================================
   求人LP制作サービス - Custom Styles
   Tailwind CSS (CDN/JIT) を基盤に、Tailwind単体では表現しづらい
   幾何学パネル・フォトコラージュ・キーフレームアニメーションを補完する。
   デザインモチーフ: 白基調 × ブランドブルー（コーポレート採用サイト系）
   ========================================================================== */

:root {
  --color-white: #ffffff;
  --color-bg-soft: #f4f7fb;
  --color-ink: #10151f;
  --color-body: #4b5563;
  --color-brand: #005bac;
  --color-brand-dark: #003d75;
  --color-brand-light: #eaf2fb;
  --ease-luxury: cubic-bezier(0.22, 1, 0.36, 1);
}

html {
  scroll-behavior: smooth;
}

body {
  background-color: var(--color-white);
  color: var(--color-ink);
  font-family: "Noto Sans JP", "Montserrat", sans-serif;
  overflow-x: hidden;
}

::selection {
  background: var(--color-brand);
  color: #fff;
}

/* Custom scrollbar (webkit) */
::-webkit-scrollbar {
  width: 8px;
}
::-webkit-scrollbar-track {
  background: var(--color-bg-soft);
}
::-webkit-scrollbar-thumb {
  background: var(--color-brand);
  border-radius: 999px;
}

/* ==========================================================================
   Typography helpers
   ========================================================================== */
.font-display {
  font-family: "Montserrat", "Noto Sans JP", sans-serif;
}

.text-brand {
  color: var(--color-brand);
}

.eyebrow {
  color: var(--color-brand);
  font-family: "Montserrat", "Noto Sans JP", sans-serif;
  font-weight: 700;
  letter-spacing: 0.25em;
  font-size: 0.75rem;
}

/* ==========================================================================
   Cards
   ========================================================================== */
.card {
  background: #fff;
  border: 1px solid #e7ecf3;
  box-shadow: 0 2px 6px rgba(16, 21, 31, 0.04);
  transition: transform 0.45s var(--ease-luxury), box-shadow 0.45s var(--ease-luxury), border-color 0.45s ease;
}
.card:hover {
  transform: translateY(-6px);
  border-color: rgba(0, 91, 172, 0.3);
  box-shadow: 0 20px 40px rgba(0, 91, 172, 0.12);
}

/* ==========================================================================
   Buttons
   ========================================================================== */
.btn-primary {
  position: relative;
  overflow: hidden;
  background: var(--color-brand);
  color: #fff;
  transition: background-color 0.35s ease, transform 0.3s var(--ease-luxury), box-shadow 0.3s ease;
  box-shadow: 0 10px 24px rgba(0, 91, 172, 0.25);
}
.btn-primary:hover {
  background: var(--color-brand-dark);
  transform: translateY(-3px);
  box-shadow: 0 16px 32px rgba(0, 91, 172, 0.32);
}

.btn-secondary {
  border: 1.5px solid var(--color-brand);
  color: var(--color-brand);
  background: #fff;
  transition: all 0.35s var(--ease-luxury);
}
.btn-secondary:hover {
  background: var(--color-brand-light);
  transform: translateY(-3px);
}

.btn-ghost-white {
  border: 1.5px solid rgba(255, 255, 255, 0.7);
  color: #fff;
  transition: all 0.35s var(--ease-luxury);
}
.btn-ghost-white:hover {
  background: rgba(255, 255, 255, 0.12);
  transform: translateY(-3px);
}

/* Shine sweep effect on primary CTA */
.btn-shine::before {
  content: "";
  position: absolute;
  top: 0;
  left: -75%;
  width: 50%;
  height: 100%;
  background: linear-gradient(120deg, transparent, rgba(255, 255, 255, 0.35), transparent);
  transform: skewX(-20deg);
  transition: left 0.9s ease;
}
.btn-shine:hover::before {
  left: 125%;
}

/* ==========================================================================
   Geometric panel（幾何学的ブルーパネル）
   ========================================================================== */
.diagonal-panel {
  background: linear-gradient(135deg, var(--color-brand) 0%, var(--color-brand-dark) 100%);
  clip-path: polygon(6% 0%, 100% 0%, 94% 100%, 0% 100%);
}

.section-tint {
  background: var(--color-bg-soft);
}

/* ==========================================================================
   Placeholder media block (画像・動画差し替え用)
   ========================================================================== */
.ph-media {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  background: linear-gradient(155deg, #eef2f7 0%, #dbe4ee 100%);
  border: 1px solid #dfe6ee;
  color: rgba(0, 91, 172, 0.45);
}
.ph-media::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image: linear-gradient(45deg, rgba(0, 91, 172, 0.05) 25%, transparent 25%, transparent 50%, rgba(0, 91, 172, 0.05) 50%, rgba(0, 91, 172, 0.05) 75%, transparent 75%, transparent);
  background-size: 24px 24px;
}
.ph-media__label {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-align: center;
  padding: 1rem;
}

.ph-media-dark {
  background: linear-gradient(155deg, #0b2540 0%, #01223f 100%);
  border-color: rgba(255, 255, 255, 0.12);
  color: rgba(255, 255, 255, 0.5);
}

/* ==========================================================================
   Loading Screen
   ========================================================================== */
#loading-screen {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #fff;
  transition: opacity 0.8s var(--ease-luxury), visibility 0.8s var(--ease-luxury);
}
#loading-screen.is-hidden {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}
.loader-mark {
  font-family: "Montserrat", sans-serif;
  font-weight: 700;
  font-size: clamp(1.6rem, 5vw, 2.6rem);
  letter-spacing: 0.15em;
  color: var(--color-ink);
}

/* ==========================================================================
   Counter number
   ========================================================================== */
.counter-num {
  font-family: "Montserrat", sans-serif;
  font-variant-numeric: tabular-nums;
}

/* ==========================================================================
   Timeline (制作の流れ)
   ========================================================================== */
.timeline-line {
  background: linear-gradient(180deg, transparent, var(--color-brand) 10%, var(--color-brand) 90%, transparent);
}

.timeline-dot {
  box-shadow: 0 0 0 4px rgba(0, 91, 172, 0.12), 0 0 16px rgba(0, 91, 172, 0.4);
}

/* ==========================================================================
   FAQ Accordion
   ========================================================================== */
.faq-item[data-open="true"] .faq-icon {
  transform: rotate(135deg);
}
.faq-icon {
  transition: transform 0.4s var(--ease-luxury);
  color: var(--color-brand);
}
.faq-panel {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.5s var(--ease-luxury), padding 0.4s ease;
}

/* ==========================================================================
   Fixed action buttons
   ========================================================================== */
#fixed-actions {
  transition: transform 0.5s var(--ease-luxury), opacity 0.5s ease;
}
#fixed-actions.is-hidden {
  transform: translateY(20px);
  opacity: 0;
  pointer-events: none;
}

#mobile-cta-bar {
  transition: transform 0.5s var(--ease-luxury);
}
#mobile-cta-bar.is-hidden {
  transform: translateY(100%);
}

#back-to-top {
  transition: opacity 0.4s ease, transform 0.4s var(--ease-luxury);
}
#back-to-top.is-hidden {
  opacity: 0;
  transform: translateY(10px) scale(0.9);
  pointer-events: none;
}

/* ==========================================================================
   Sticky header
   ========================================================================== */
#site-header {
  background-color: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  transition: box-shadow 0.4s ease, border-color 0.4s ease;
}
#site-header.is-scrolled {
  box-shadow: 0 4px 20px rgba(16, 21, 31, 0.06);
  border-bottom-color: #e7ecf3;
}

/* ==========================================================================
   Hero photo collage（写真コラージュ）
   ========================================================================== */
.hero-collage {
  position: relative;
}
.hero-collage .collage-main {
  position: relative;
  z-index: 1;
  border-radius: 0.5rem;
  box-shadow: 0 24px 60px rgba(16, 21, 31, 0.12);
}
.hero-collage .collage-sub {
  position: absolute;
  z-index: 2;
  border-radius: 0.5rem;
  box-shadow: 0 16px 40px rgba(16, 21, 31, 0.15);
  border: 4px solid #fff;
}
.hero-blob {
  position: absolute;
  border-radius: 999px;
  filter: blur(60px);
  background: radial-gradient(circle, rgba(0, 91, 172, 0.18), transparent 70%);
  pointer-events: none;
}

/* ==========================================================================
   Misc
   ========================================================================== */
.parallax-layer {
  will-change: transform;
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
}