/* 風憩セコロ 管理システム スタイルシート */
/* TailwindCSS CDNの代替 - 包括的なユーティリティクラス */

/* リセットCSS */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    color: #374151;
    background-color: #f9fafb;
}

/* レイアウト基本 */
.flex { display: flex; }
.flex-col { flex-direction: column; }
.flex-1 { flex: 1; }
.justify-between { justify-content: space-between; }
.justify-center { justify-content: center; }
.items-center { align-items: center; }
.items-start { align-items: flex-start; }

/* グリッド */
.grid { display: grid; }
.grid-cols-1 { grid-template-columns: repeat(1, minmax(0, 1fr)); }
.grid-cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid-cols-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }

/* スペーシング */
.space-y-2 > * + * { margin-top: 0.5rem; }
.space-y-4 > * + * { margin-top: 1rem; }
.space-y-6 > * + * { margin-top: 1.5rem; }
.space-x-2 > * + * { margin-left: 0.5rem; }
.space-x-4 > * + * { margin-left: 1rem; }
.gap-2 { gap: 0.5rem; }
.gap-4 { gap: 1rem; }
.gap-6 { gap: 1.5rem; }

/* パディング・マージン */
.p-2 { padding: 0.5rem; }
.p-3 { padding: 0.75rem; }
.p-4 { padding: 1rem; }
.p-6 { padding: 1.5rem; }
.px-2 { padding-left: 0.5rem; padding-right: 0.5rem; }
.px-3 { padding-left: 0.75rem; padding-right: 0.75rem; }
.px-4 { padding-left: 1rem; padding-right: 1rem; }
.px-6 { padding-left: 1.5rem; padding-right: 1.5rem; }
.py-1 { padding-top: 0.25rem; padding-bottom: 0.25rem; }
.py-2 { padding-top: 0.5rem; padding-bottom: 0.5rem; }
.py-3 { padding-top: 0.75rem; padding-bottom: 0.75rem; }
.py-4 { padding-top: 1rem; padding-bottom: 1rem; }
.py-6 { padding-top: 1.5rem; padding-bottom: 1.5rem; }

.m-2 { margin: 0.5rem; }
.m-4 { margin: 1rem; }
.mb-2 { margin-bottom: 0.5rem; }
.mb-3 { margin-bottom: 0.75rem; }
.mb-4 { margin-bottom: 1rem; }
.mb-6 { margin-bottom: 1.5rem; }
.mr-1 { margin-right: 0.25rem; }
.mr-2 { margin-right: 0.5rem; }
.mr-3 { margin-right: 0.75rem; }
.ml-2 { margin-left: 0.5rem; }
.ml-4 { margin-left: 1rem; }
.mt-1 { margin-top: 0.25rem; }
.mt-2 { margin-top: 0.5rem; }
.mt-3 { margin-top: 0.75rem; }

/* サイズ */
.w-3 { width: 0.75rem; }
.w-4 { width: 1rem; }
.w-5 { width: 1.25rem; }
.w-6 { width: 1.5rem; }
.w-11 { width: 2.75rem; }
.w-full { width: 100%; }
.h-3 { height: 0.75rem; }
.h-4 { height: 1rem; }
.h-5 { height: 1.25rem; }
.h-6 { height: 1.5rem; }
.h-16 { height: 4rem; }
.h-24 { height: 6rem; }
.min-h-96 { min-height: 24rem; }
.min-h-screen { min-height: 100vh; }
.max-w-4xl { max-width: 56rem; }
.max-h-screen { max-height: 100vh; }

/* テキスト */
.text-xs { font-size: 0.75rem; line-height: 1rem; }
.text-sm { font-size: 0.875rem; line-height: 1.25rem; }
.text-lg { font-size: 1.125rem; line-height: 1.75rem; }
.text-xl { font-size: 1.25rem; line-height: 1.75rem; }
.text-2xl { font-size: 1.5rem; line-height: 2rem; }
.text-3xl { font-size: 1.875rem; line-height: 2.25rem; }
.font-medium { font-weight: 500; }
.font-semibold { font-weight: 600; }
.font-bold { font-weight: 700; }
.truncate { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.whitespace-pre-wrap { white-space: pre-wrap; }

/* 色 */
.text-white { color: #ffffff; }
.text-gray-400 { color: #9ca3af; }
.text-gray-500 { color: #6b7280; }
.text-gray-600 { color: #4b5563; }
.text-gray-700 { color: #374151; }
.text-gray-900 { color: #111827; }
.text-blue-600 { color: #2563eb; }
.text-red-600 { color: #dc2626; }
.text-green-600 { color: #16a34a; }
.text-orange-600 { color: #ea580c; }

/* 背景色 */
.bg-white { background-color: #ffffff; }
.bg-gray-50 { background-color: #f9fafb; }
.bg-gray-100 { background-color: #f3f4f6; }
.bg-gray-200 { background-color: #e5e7eb; }
.bg-gray-500 { background-color: #6b7280; }
.bg-gray-600 { background-color: #4b5563; }
.bg-blue-50 { background-color: #eff6ff; }
.bg-blue-100 { background-color: #dbeafe; }
.bg-blue-500 { background-color: #3b82f6; }
.bg-blue-600 { background-color: #2563eb; }
.bg-blue-700 { background-color: #1d4ed8; }
.bg-green-50 { background-color: #f0fdf4; }
.bg-green-100 { background-color: #dcfce7; }
.bg-green-500 { background-color: #22c55e; }
.bg-green-600 { background-color: #16a34a; }
.bg-orange-100 { background-color: #fed7aa; }
.bg-orange-500 { background-color: #f97316; }
.bg-orange-600 { background-color: #ea580c; }
.bg-red-100 { background-color: #fee2e2; }
.bg-red-500 { background-color: #ef4444; }

/* テキスト色（背景に合わせて） */
.text-gray-800 { color: #1f2937; }
.text-blue-800 { color: #1e40af; }
.text-green-800 { color: #166534; }
.text-orange-800 { color: #9a3412; }
.text-red-800 { color: #991b1b; }

/* ボーダー */
.border { border-width: 1px; }
.border-2 { border-width: 2px; }
.border-t { border-top-width: 1px; }
.border-gray-200 { border-color: #e5e7eb; }
.border-gray-300 { border-color: #d1d5db; }
.border-blue-300 { border-color: #93c5fd; }
.border-dashed { border-style: dashed; }

/* 角丸 */
.rounded { border-radius: 0.25rem; }
.rounded-lg { border-radius: 0.5rem; }
.rounded-full { border-radius: 9999px; }

/* シャドウ */
.shadow { box-shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06); }
.shadow-sm { box-shadow: 0 1px 2px 0 rgba(0, 0, 0, 0.05); }
.shadow-md { box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06); }
.shadow-lg { box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05); }
.shadow-xl { box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04); }

/* 表示制御 */
.hidden { display: none; }
.block { display: block; }
.inline-flex { display: inline-flex; }
.overflow-hidden { overflow: hidden; }
.overflow-auto { overflow: auto; }
.overflow-x-auto { overflow-x: auto; }
.overflow-y-auto { overflow-y: auto; }

/* カーソル */
.cursor-pointer { cursor: pointer; }
.cursor-move { cursor: move; }
.cursor-not-allowed { cursor: not-allowed; }

/* ホバー効果 */
.hover\:bg-blue-600:hover { background-color: #2563eb; }
.hover\:bg-blue-700:hover { background-color: #1d4ed8; }
.hover\:bg-gray-600:hover { background-color: #4b5563; }
.hover\:bg-green-600:hover { background-color: #16a34a; }
.hover\:bg-orange-600:hover { background-color: #ea580c; }
.hover\:text-gray-600:hover { color: #4b5563; }
.hover\:shadow-md:hover { box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06); }
.hover\:underline:hover { text-decoration: underline; }

/* フォーカス効果 */
.focus\:ring-2:focus { box-shadow: 0 0 0 2px rgba(59, 130, 246, 0.5); }
.focus\:ring-blue-500:focus { box-shadow: 0 0 0 2px rgba(59, 130, 246, 0.5); }
.focus\:border-blue-500:focus { border-color: #3b82f6; }
.focus\:border-transparent:focus { border-color: transparent; }
.focus\:outline-none:focus { outline: none; }

/* トランジション */
.transition-shadow { transition: box-shadow 0.15s ease-in-out; }
.transition-all { transition: all 0.15s ease-in-out; }

/* 位置 */
.fixed { position: fixed; }
.absolute { position: absolute; }
.relative { position: relative; }
.inset-0 { top: 0; right: 0; bottom: 0; left: 0; }
.inset-y-0 { top: 0; bottom: 0; }
.top-0 { top: 0; }
.top-4 { top: 1rem; }
.right-0 { right: 0; }
.right-4 { right: 1rem; }
.left-0 { left: 0; }
.z-40 { z-index: 40; }
.z-50 { z-index: 50; }

/* フォーム要素 */
input, select, textarea {
    padding: 0.5rem;
    border: 1px solid #d1d5db;
    border-radius: 0.375rem;
    font-size: 0.875rem;
}

input:focus, select:focus, textarea:focus {
    outline: none;
    border-color: #3b82f6;
    box-shadow: 0 0 0 2px rgba(59, 130, 246, 0.2);
}

button {
    padding: 0.5rem 1rem;
    border: none;
    border-radius: 0.375rem;
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: background-color 0.15s ease-in-out;
}

/* レスポンシブ */
@media (min-width: 1024px) {
    .lg\:grid-cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .lg\:flex { display: flex; }
    .lg\:hidden { display: none; }
    .lg\:ml-0 { margin-left: 0; }
    .lg\:px-8 { padding-left: 2rem; padding-right: 2rem; }
}

@media (min-width: 768px) {
    .md\:grid-cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .md\:grid-cols-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}

@media (min-width: 640px) {
    .sm\:px-6 { padding-left: 1.5rem; padding-right: 1.5rem; }
}

/* カスタムスタイル */
.sidebar-link {
    transition: all 0.2s ease-in-out;
    display: flex;
    align-items: center;
    padding: 0.5rem 1rem;
    /* Reserve the left accent space so hover/active doesn't change layout (prevents scrollbar jump). */
    box-sizing: border-box;
    border-left: 4px solid transparent;
    padding-left: calc(1rem - 4px);
    font-size: 0.875rem;
    font-weight: 500;
    color: #374151;
    border-radius: 0.5rem;
    text-decoration: none;
}

.sidebar-link:hover {
    background-color: rgba(59, 130, 246, 0.1);
    border-left: 4px solid #3b82f6;
}

.sidebar-link.active {
    background-color: rgba(59, 130, 246, 0.1);
    border-left: 4px solid #3b82f6;
    color: #3b82f6;
}

.card-hover {
    transition: all 0.2s ease-in-out;
}

.card-hover:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
}

.search-input {
    transition: all 0.2s ease-in-out;
}

.search-input:focus {
    transform: scale(1.02);
}

/* ドラッグ&ドロップ */
.draggable-card[draggable="true"] {
    cursor: grab;
}

.draggable-card:active {
    cursor: grabbing;
}

.draggable-card.dragging {
    opacity: 0.5;
    transform: rotate(3deg);
    transition: transform 0.2s ease;
}

.drop-zone.bg-blue-50 {
    background-color: #eff6ff;
    transition: all 0.2s ease;
}

.drop-zone {
    transition: background-color 0.2s ease, border 0.2s ease;
}

/* アニメーション */
@keyframes spin {
    to { transform: rotate(360deg); }
}

.animate-spin {
    animation: spin 1s linear infinite;
}

/* 線の制限 */
.line-clamp-2 {
    overflow: hidden;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
}

/* グラデーション */
.bg-gradient-to-r {
    background-image: linear-gradient(to right, var(--tw-gradient-stops));
}

.from-blue-600 {
    --tw-gradient-from: #2563eb;
    --tw-gradient-stops: var(--tw-gradient-from), var(--tw-gradient-to, rgba(37, 99, 235, 0));
}

.to-blue-700 {
    --tw-gradient-to: #1d4ed8;
}

/* コンテナ */
.container {
    width: 100%;
    margin-left: auto;
    margin-right: auto;
    padding-left: 1rem;
    padding-right: 1rem;
}

@media (min-width: 640px) {
    .container { max-width: 640px; }
}

@media (min-width: 768px) {
    .container { max-width: 768px; }
}

@media (min-width: 1024px) {
    .container { max-width: 1024px; }
}

@media (min-width: 1280px) {
    .container { max-width: 1280px; }
}

/* その他 */
.resize-none { resize: none; }
.uppercase { text-transform: uppercase; }
.tracking-wider { letter-spacing: 0.05em; }
.flex-shrink-0 { flex-shrink: 0; }
.flex-wrap { flex-wrap: wrap; }