:root {
    /* theme */
    --bg: #f7f7fb;
    --card: #ffffff;
    --text: #222;
    --muted: #667085;
    --border: #e6e6ef;
    --primary: #6c5ce7;
    --danger: #e5484d;
}

/* ===== Reset & base ===== */
* {
    box-sizing: border-box
}

html,
body {
    height: 100%
}

body {
    margin: 0;
    font: 16px/1.6 system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, "Apple Color Emoji", "Segoe UI Emoji";
    color: var(--text);
    background: var(--bg)
}

img {
    max-width: 100%;
    height: auto;
    vertical-align: middle
}

a {
    color: inherit
}

/* ===== Layout ===== */
.container {
    max-width: 1100px;
    margin: 24px auto;
    padding: 0 16px
}

.site-header {
    background: #fff;
    border-bottom: 1px solid var(--border)
}

.site-header .inner {
    max-width: 1100px;
    margin: 0 auto;
    padding: 12px 16px;
    display: flex;
    align-items: center;
    gap: 16px
}

.inner {
    text-align: end;
    margin-right: 20px;
}

.logo a {
    text-decoration: none;
    color: var(--text);
    font-weight: 700
}

/* ===== Nav ===== */
.nav {
    display: flex;
    gap: 12px;
    align-items: center;
    width: 100%
}

.nav a {
    color: var(--text);
    text-decoration: none;
    padding: 6px 10px;
    border-radius: 8px
}

.nav a:hover {
    background: #f0f0fb
}

.nav .nav-right {
    margin-left: auto;
    color: var(--muted)
}

/* ===== Flash ===== */
.flash {
    margin: 12px 0;
    padding: 10px 12px;
    border-radius: 10px
}

.flash.success {
    background: #eafff2
}

.flash.danger {
    background: #ffe9ec
}

/* ===== Buttons ===== */
.btn {
    background: var(--primary);
    color: #fff;
    padding: 8px 12px;
    border-radius: 10px;
    text-decoration: none;
    border: none;
    cursor: pointer;
    display: inline-block
}

.btn:hover {
    opacity: .9
}

.btn:disabled {
    opacity: .6;
    cursor: not-allowed
}

.btn-outline {
    border: 1px solid var(--border);
    background: #fff;
    color: var(--text);
    padding: 8px 12px;
    border-radius: 10px;
    text-decoration: none;
    display: inline-block
}

.danger {
    background: var(--danger);
    color: #fff;
    border: none;
    padding: 8px 12px;
    border-radius: 10px;
    margin-top: 5px;
}

.serch {
    margin-left: 5px;
}

/* ===== Toolbar / Search ===== */
.toolbar {
    display: flex;
    gap: 12px;
    align-items: center;
    justify-content: space-between;
    margin: 12px 0;
    flex-wrap: wrap
}

.search input {
    padding: 8px 10px;
    border: 1px solid var(--border);
    border-radius: 8px;
    width: 220px;
    max-width: 100%;
    background: #fff
}

/* ===== Tables ===== */
.table-wrap {
    overflow: auto
}

.list {
    width: 100%;
    border-collapse: collapse;
    background: #fff;
    border: 1px solid var(--border);
    border-radius: 12px;
    overflow: hidden
}

.list th,
.list td {
    padding: 10px;
    border-bottom: 1px solid var(--border);
    vertical-align: top
}

.list thead th {
    background: #fafafe;
    color: #555;
    text-align: left
}

/* ===== Forms ===== */
.form label {
    display: block;
    margin: 10px 0
}

.form input,
.form select,
.form textarea {
    width: 100%;
    padding: 10px;
    border: 1px solid var(--border);
    border-radius: 8px;
    background: #fff
}

.form input:focus,
.form select:focus,
.form textarea:focus {
    outline: 2px solid #e6e6ff;
    border-color: #c9caf7
}

.form-actions {
    display: flex;
    gap: 10px;
    margin-top: 10px;
    flex-wrap: wrap
}

/* ===== Detail / Meta ===== */
.meta {
    display: grid;
    grid-template-columns: 120px 1fr;
    gap: 6px;
    background: #fff;
    border: 1px solid var(--border);
    padding: 12px;
    border-radius: 12px
}

.meta-small {
    color: var(--muted);
    font-size: 12px
}

/* ===== Dashboard ===== */
.grid-2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px
}

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

.tasks li {
    background: #fff;
    border: 1px solid var(--border);
    border-radius: 10px;
    margin: 8px 0;
    padding: 8px 10px;
    display: flex;
    gap: 8px;
    align-items: center;
    justify-content: space-between
}

.tasks .due {
    font-weight: 700
}

.tasks.overdue li {
    border-color: #ffd0d5;
    background: #fff5f6
}

/* ===== Deals / Kanban ===== */
.kanban {
    display: grid;
    grid-template-columns: repeat(6, minmax(150px, 1fr));
    gap: 12px
}

.column {
    background: #fff;
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 8px
}

.deal {
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 8px;
    margin: 8px 0
}

.deal h4 {
    margin: 0 0 4px;
    font-size: 15px
}

.deal .amount {
    font-weight: 700
}

.deal .move select {
    width: 100%;
    margin-top: 6px
}

/* ===== Auth ===== */
.auth-box {
    max-width: 360px;
    margin: 40px auto;
    background: #fff;
    border: 1px solid var(--border);
    padding: 16px;
    border-radius: 12px
}

.error {
    color: var(--danger)
}

/* ===== Utilities ===== */
.card {
    background: #fff;
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 12px
}

.center {
    display: flex;
    justify-content: center;
    align-items: center
}

/* Dashboard section titles: 同じ高さ＆見た目に統一 */
.grid-2>section h3 {
    display: inline-flex;
    align-items: center;
    height: 36px;
    /* ← 高さを固定 */
    padding: 0 12px;
    /* ← 文字左右の余白を揃える */
    margin: 0 0 8px;
    border: 1px solid var(--border);
    border-radius: 10px;
    background: #fff;
    font-weight: 700;
}

.grid-2>section h3.danger {
    background: var(--danger);
    color: #fff;
    border-color: var(--danger);
}


/* ===== Responsive ===== */
@media (max-width: 900px) {
    .grid-2 {
        grid-template-columns: 1fr
    }

    .kanban {
        grid-template-columns: repeat(2, 1fr)
    }
}

@media (max-width: 600px) {
    .kanban {
        grid-template-columns: 1fr
    }

    .list thead {
        display: none
    }

    .list tr {
        display: grid;
        grid-template-columns: 1fr;
        gap: 4px;
        border-bottom: 8px solid #f5f5fb
    }

    .list td {
        border: none
    }

    .meta {
        grid-template-columns: 1fr
    }

    .btn-outline {
        color: var(--danger);
        border: none;
        background: none;
        padding: 8px 12px;
        text-decoration: none;
        display: inline-block;
    }
}

/* ===== Responsive Nav (with user area inside) ===== */
.nav {
    display: flex;
    align-items: center;
    gap: 12px;
    justify-content: flex-start
}

.nav-toggle {
    display: none
}

.nav-menu {
    display: flex;
    gap: 12px;
    align-items: center;
    flex: 1
}

.nav-menu a {
    color: var(--text);
    text-decoration: none;
    padding: 6px 10px;
    border-radius: 8px
}

.nav-menu a:hover {
    background: #f0f0fb
}

/* PC：ユーザー領域は右端に寄せる */
.nav-user {
    margin-left: auto;
    display: flex;
    align-items: center;
    gap: 10px
}

.nav-user .welcome {
    color: var(--muted)
}

@media (max-width: 768px) {
    .nav {
        flex-wrap: wrap
    }

    .nav-toggle {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        width: 40px;
        height: 36px;
        border: 1px solid var(--border);
        border-radius: 8px;
        background: #fff;
        cursor: pointer;
    }

    .nav-menu {
        display: none;
        width: 100%;
        flex-direction: column;
        gap: 8px;
        padding-top: 8px;
    }

    .nav-menu.open {
        display: flex
    }

    /* モバイル：リンクは縦並び、ユーザー領域も中に縦積み */
    .nav-menu a {
        display: block;
        padding: 10px 12px
    }

    .nav-user {
        margin-left: 0;
        flex-direction: column;
        align-items: stretch;
        gap: 8px
    }

    .nav-user .btn-outline {
        width: 100%;
        text-align: center
    }
}


/* ===== Kanban: mobile horizontal scroll ===== */
@media (max-width: 900px) {
    .kanban {
        display: block;
        overflow-x: auto;
        white-space: nowrap;
        padding-bottom: 8px;
        -webkit-overflow-scrolling: touch;
        scroll-snap-type: x mandatory;
    }

    .kanban .column {
        display: inline-block;
        vertical-align: top;
        width: 280px;
        margin-right: 12px;
        white-space: normal;
        scroll-snap-align: start;
    }
}


/* ログイン画面 */
.auth-box {
    max-width: 420px;
    margin: 48px auto;
    padding: 32px;
    background: #fff;
    border: 1px solid #e5e7eb;
    border-radius: 16px;
    box-shadow: 0 10px 30px rgba(15, 23, 42, 0.08);
}

.auth-box h2 {
    margin: 0 0 24px;
    font-size: 28px;
    font-weight: 700;
    color: #1f2937;
}

.auth-box form {
    display: flex;
    flex-direction: column;
    gap: 18px;
}

.auth-box label {
    display: flex;
    flex-direction: column;
    gap: 8px;
    font-weight: 600;
    color: #374151;
}

.auth-box input {
    width: 100%;
    padding: 12px 14px;
    font-size: 16px;
    border: 1px solid #d1d5db;
    border-radius: 10px;
    box-sizing: border-box;
    outline: none;
}

.auth-box input:focus {
    border-color: #2563eb;
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.15);
}

.auth-box button {
    margin-top: 8px;
    padding: 12px 16px;
    font-size: 16px;
    font-weight: 700;
    color: #fff;
    background: #2563eb;
    border: none;
    border-radius: 10px;
    cursor: pointer;
}

.auth-box button:hover {
    background: #1d4ed8;
}

.auth-box .error {
    margin: 0 0 16px;
    padding: 12px 14px;
    color: #991b1b;
    background: #fee2e2;
    border: 1px solid #fecaca;
    border-radius: 10px;
}

.stage-title {
    display: flex;
    flex-direction: column;
    gap: 2px;
    line-height: 1.2;
}

.stage-en {
    font-size: 16px;
    font-weight: 700;
}

.stage-ja {
    font-size: 12px;
    font-weight: 500;
    color: #6b7280;
}