/*
 * PONNU — app.css
 * カスタムスタイル（Tailwind CDN の補完）
 * Tailwind CDN はレイアウトファイルで読み込み済み
 */

/* ===== Base ===== */
:root {
    --ponnu-primary: #6366f1;   /* indigo-500 */
    --ponnu-accent:  #ec4899;   /* pink-500   */
    --ponnu-bg:      #f9fafb;   /* gray-50    */
}

html {
    scroll-behavior: smooth;
}

body {
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* ===== Card ===== */
.ponnu-card {
    background: #ffffff;
    border-radius: 1rem;
    box-shadow: 0 1px 3px rgba(0,0,0,.08), 0 1px 2px rgba(0,0,0,.04);
    padding: 1.5rem;
}

/* ===== Buttons ===== */
.btn-primary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.625rem 1.5rem;
    background-color: var(--ponnu-primary);
    color: #ffffff;
    font-weight: 600;
    border-radius: 0.5rem;
    transition: background-color 0.15s ease;
    cursor: pointer;
    border: none;
}

.btn-primary:hover {
    background-color: #4f46e5; /* indigo-600 */
}

.btn-outline {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.625rem 1.5rem;
    border: 2px solid var(--ponnu-primary);
    color: var(--ponnu-primary);
    font-weight: 600;
    border-radius: 0.5rem;
    transition: background-color 0.15s ease;
    cursor: pointer;
    background: transparent;
}

.btn-outline:hover {
    background-color: #eef2ff; /* indigo-50 */
}

/* ===== Forms ===== */
.form-input {
    width: 100%;
    padding: 0.625rem 0.875rem;
    border: 1px solid #d1d5db; /* gray-300 */
    border-radius: 0.5rem;
    font-size: 0.9375rem;
    transition: border-color 0.15s ease, box-shadow 0.15s ease;
    background: #ffffff;
    color: #111827;
}

.form-input:focus {
    outline: none;
    border-color: var(--ponnu-primary);
    box-shadow: 0 0 0 3px rgba(99,102,241,.15);
}

.form-label {
    display: block;
    font-size: 0.875rem;
    font-weight: 500;
    color: #374151; /* gray-700 */
    margin-bottom: 0.375rem;
}

.form-error {
    font-size: 0.8125rem;
    color: #dc2626; /* red-600 */
    margin-top: 0.25rem;
}

/* ===== Alert ===== */
.alert {
    padding: 0.875rem 1rem;
    border-radius: 0.5rem;
    font-size: 0.9375rem;
    margin-bottom: 1rem;
}

.alert-success {
    background-color: #f0fdf4;
    color: #15803d;
    border: 1px solid #bbf7d0;
}

.alert-error {
    background-color: #fef2f2;
    color: #b91c1c;
    border: 1px solid #fecaca;
}

.alert-info {
    background-color: #eff6ff;
    color: #1d4ed8;
    border: 1px solid #bfdbfe;
}

/* ===== Avatar ===== */
.avatar {
    border-radius: 9999px;
    object-fit: cover;
    background-color: #e5e7eb;
}

/* ===== NFC Profile Card ===== */
.profile-card {
    max-width: 480px;
    margin: 0 auto;
    text-align: center;
}

.profile-avatar {
    width: 96px;
    height: 96px;
    border-radius: 9999px;
    object-fit: cover;
    border: 3px solid #e5e7eb;
    margin: 0 auto 1rem;
    display: block;
}

/* ===== Utility ===== */
.truncate-2 {
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* ===== Responsive Nav ===== */
.nav-mobile {
    display: none;
}

@media (max-width: 639px) {
    .nav-desktop { display: none; }
    .nav-mobile  { display: block; }
}