/* --- Google Fonts Import --- */
@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+JP:wght@300;400;700&family=Yuji+Syuku&display=swap');

/* --- CSS Variables for our Japanese Theme --- */
:root {
    --primary-color: #B71C1C; /* A deep, traditional red, like lacquerware */
    --secondary-color: #212121; /* Dark charcoal for crisp text */
    --second-container-color: #F4F4F4;
    --background-color: #F8F8F8; /* A very light, soft gray, like handmade paper */
    --container-bg: #FFFFFF;
    --accent-color: #2E7D32; /* A calming, deep green for success states */
    --border-radius: 8px;
    --shadow: 0 10px 30px rgba(0, 0, 0, 0.08);

    /* Font Families */
    --body-font: 'Noto Sans JP', sans-serif;
    --title-font: 'Yuji Syuku', serif; /* A brush-style font for titles */
}

/* --- Dark Mode Overrides --- */
@media (prefers-color-scheme: dark) {
    :root {
        --primary-color: #EF5350;          /* Slightly lighter red for better contrast on dark background */
        --secondary-color: #E0E0E0;        /* Light gray for general text */
        --background-color: #121212;       /* Standard dark background */
        --second-container-color: #232323;
        --container-bg: #1E1E1E;           /* Dark container background */
        --accent-color: #66BB6A;           /* Softer green for success states */
        --shadow: 0 10px 30px rgba(0, 0, 0, 0.8); /* Stronger shadow on dark */
    }

    /* Remove background texture in dark mode for cleaner look */
    body {
        background-image: none;
    }
}

/* --- General Body Setup --- */
body {
    font-family: var(--body-font);
    background-color: var(--background-color);
    background-image: url('https://www.transparenttextures.com/patterns/washi.png'); /* Subtle washi paper texture */
    margin: 0;
    padding: 0;
    color: var(--secondary-color);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    min-height: 100vh;
}

/* --- Animations --- */
.fade-in {
    animation: fadeInAnimation 1.2s cubic-bezier(0.25, 1, 0.5, 1) forwards;
}

@keyframes fadeInAnimation {
    from {
        opacity: 0;
        transform: translateY(25px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideInRight {
    from {
        transform: translateX(100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

@keyframes ripple {
    to {
        transform: scale(25, 25) translate(-50%);
        opacity: 0;
    }
}

/* --- Container System (Bootstrap-like) --- */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1rem;
    box-sizing: border-box;
}

.container-fluid {
    width: 100%;
    padding: 0 1rem;
    box-sizing: border-box;
}

.content-section {
    background-color: var(--container-bg);
    margin-bottom: 1.5rem;
    padding: 1.5rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    border: 1px solid #EAEAEA;
}

.content-section:last-child {
    margin-bottom: 0;
}

/* --- Header Section --- */
.app-header {
    background-color: var(--container-bg);
    border-bottom: 1px solid #eee;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem;
    max-width: 1200px;
    margin: 0 auto;
}

.header-left {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.hamburger-menu {
    display: none;
    flex-direction: column;
    cursor: pointer;
    padding: 5px;
    background: none;
    border: none;
}

.hamburger-line {
    width: 25px;
    height: 3px;
    background-color: var(--primary-color);
    margin: 3px 0;
    transition: 0.3s;
}

.hamburger-menu.active .hamburger-line:nth-child(1) {
    transform: rotate(-45deg) translate(-5px, 6px);
}

.hamburger-menu.active .hamburger-line:nth-child(2) {
    opacity: 0;
}

.hamburger-menu.active .hamburger-line:nth-child(3) {
    transform: rotate(45deg) translate(-5px, -6px);
}

.header-title {
    font-family: var(--body-font);
    margin: 0;
    color: var(--secondary-color);
    font-size: 1.6rem;
    font-weight: 300;
}

@media (max-width: 768px) {
    .header-title {
        display: none;
    }
}

.header-actions {
    display: flex;
}

@media (max-width: 768px) {
    .header-actions {
        display: none;
    }
}

/* --- Navigation Menu --- */
.nav-menu {
    display: block;
    background-color: var(--container-bg);
    border-bottom: 1px solid #EAEAEA;
}

.nav-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1rem;
}

.nav-menu ul {
    display: flex;
    flex-wrap: wrap;
    list-style: none;
    margin: 0;
    padding: 0;
    gap: 0.5rem;
}

.nav-menu li a {
    display: block;
    padding: 1rem 1.25rem;
    text-decoration: none;
    font-weight: 700;
    color: #555;
    border-bottom: 3px solid transparent;
    transition: all 0.2s ease-in-out;
}

.nav-menu li a:hover {
    color: var(--primary-color);
    background-color: #f9f9f9;
}

.nav-menu li.active a {
    color: var(--primary-color);
    border-bottom-color: var(--primary-color);
}

/* Hide nav-user-info on desktop */
.nav-user-info {
    display: none;
}

/* --- Main Content Area --- */
.main-content {
    padding: 2rem 0;
    min-height: calc(100vh - 140px);
}

/* --- Page Layouts --- */
.page-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
}

.page-header h2 {
    margin: 0;
    font-family: var(--body-font);
    font-weight: 700;
    color: var(--secondary-color);
}
.page-header h3 {
    margin: 0;
    font-family: var(--body-font);
    font-weight: 700;
    color: var(--secondary-color);
}

/* --- Button Styles --- */
.btn-primary {
    background-color: var(--primary-color);
    color: white;
    padding: 10px 16px;
    border: none;
    border-radius: var(--border-radius);
    cursor: pointer;
    font-weight: 700;
    transition: background-color 0.2s;
    text-decoration: none;
    display: inline-block;
}

.btn-primary:hover {
    background-color: #D32F2F;
}

.btn-primary:disabled {
    background-color: #9E9E9E;
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

.btn-secondary {
    background-color: #757575;
}

.btn-secondary:hover {
    background-color: #616161;
}

/* --- Form Input Styling --- */
.input-group {
    margin-bottom: 1.5rem;
    position: relative;
}

.input-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 700;
    font-size: 0.9rem;
    color: #555;
}

.input-group input {
    width: 100%;
    padding: 14px 16px;
    border: 1px solid #DCDCDC;
    border-radius: var(--border-radius);
    box-sizing: border-box;
    font-size: 1rem;
    font-family: var(--body-font);
    transition: border-color 0.3s, box-shadow 0.3s;
}

.input-group input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 4px rgba(183, 28, 28, 0.1);
}

/* --- Main Button with a Subtle Gradient and Hover Effect --- */
.main-button {
    width: 100%;
    padding: 1rem;
    background: linear-gradient(45deg, var(--primary-color), #E53935);
    color: white;
    border: none;
    border-radius: var(--border-radius);
    font-size: 1.1rem;
    font-weight: 700;
    font-family: var(--body-font);
    cursor: pointer;
    transition: transform 0.2s ease-out, box-shadow 0.2s ease-out;
}

.main-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(183, 28, 28, 0.2);
}

/* --- Main Title with Brush Font (for login page) --- */
h1.main-title {
    font-family: var(--title-font);
    text-align: center;
    color: var(--primary-color);
    font-size: 3rem;
    margin-top: 0;
    margin-bottom: 2.5rem;
    font-weight: normal;
    letter-spacing: 2px;
}

/* --- Legacy main-container support (for login page) --- */
.main-container {
    width: 100%;
    max-width: 480px;
    background-color: var(--container-bg);
    padding: 1.0rem 1.0rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    border: 1px solid #EAEAEA;
    box-sizing: border-box;
    margin: 2rem auto;
}

/* --- Message Styling --- */
.message-container {
    position: fixed;
    top: 80px;
    right: 1rem;
    z-index: 1050;
    max-width: 400px;
}

#message {
    margin: 0;
    padding: 1rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    display: none;
    animation: slideInRight 0.3s ease-out;
    text-align: center;
    font-weight: bold;
}

/* --- Filter Controls --- */
.filter-controls {
    display: flex;
    gap: 0.5rem;
    align-items: center;
    flex-wrap: wrap;
    padding: 1rem;
    background-color: var(--second-container-color);
    border-radius: var(--border-radius);
    margin-bottom: 1rem;
}

.filter-group {
    display: flex;
    gap: 0.5rem;
    align-items: center;
}

.filter-controls label {
    font-weight: 600;
    font-size: 0.9rem;
    white-space: nowrap;
}

.filter-controls input[type="date"],
.filter-controls input[type="text"],
.filter-controls select {
    padding: 8px;
    border: 1px solid #DCDCDC;
    border-radius: var(--border-radius);
    font-size: 0.9rem;
}

.filter-controls .btn-primary {
    padding: 8px 16px;
    font-size: 0.9rem;
}

/* --- Admin Sections --- */
.admin-section {
    margin-bottom: 2rem;
}

.admin-section h2 {
    margin: 0 0 1.5rem 0;
    color: var(--primary-color);
    font-size: 1.5rem;
    border-bottom: 2px solid var(--primary-color);
    padding-bottom: 0.5rem;
}

/* --- Attendance Controls --- */
.attendance-controls {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.attendance-controls button {
    padding: 1.25rem;
    font-size: 1.2rem;
    font-weight: 700;
    cursor: pointer;
    border: none;
    border-radius: var(--border-radius);
    color: #fff;
    transition: transform 0.2s, box-shadow 0.2s;
    position: relative;
    overflow: hidden;
}

/* Ripple effect on click */
.attendance-controls button::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 5px;
    height: 5px;
    background: rgba(255, 255, 255, 0.5);
    opacity: 0;
    border-radius: 100%;
    transform: scale(1, 1) translate(-50%);
    transform-origin: 50% 50%;
}

.attendance-controls button:focus:not(:active)::after {
    animation: ripple 1s ease-out;
}

.attendance-controls button:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 15px rgba(0,0,0,0.1);
}

#timeInBtn {
    background: linear-gradient(45deg, var(--accent-color), #4CAF50);
}

#timeOutBtn {
    background: linear-gradient(45deg, var(--primary-color), #E53935);
}

/* --- Table Styling --- */
.log-table-wrapper {
    overflow-x: auto;
    border: 1px solid #EAEAEA;
    border-radius: var(--border-radius);
    box-shadow: 0 4px 15px rgba(0,0,0,0.05);
}

table {
    width: 100%;
    border-collapse: collapse;
}

th, td {
    padding: 0.8rem 1.1rem;
    text-align: left;
    border-bottom: 1px solid #EAEAEA;
    font-size: 0.8rem;
}

th {
    background-color: var(--container-bg);
    font-weight: 700;
    color: var(--secondary-color);
}

tr:last-child td {
    border-bottom: none;
}

tbody tr {
    transition: background-color 0.25s ease;
}

tbody tr:hover {
    background-color: #f5f5f5;
}

.mobile-break {
    display: none;
}

/* --- Hamburger Menu Mobile Styles --- */
@media (max-width: 768px) {
    .hamburger-menu {
        display: flex;
    }

    .nav-menu {
        position: fixed;
        top: 70px;
        left: -100%;
        width: 280px;
        height: calc(100vh - 70px);
        background-color: var(--container-bg);
        box-shadow: 2px 0 10px rgba(0,0,0,0.1);
        transition: left 0.3s ease;
        z-index: 999;
        overflow-y: auto;
    }

    .nav-menu.active {
        left: 0;
    }

    .nav-content {
        padding: 0;
        max-width: none;
    }

    .nav-menu ul {
        flex-direction: column;
        gap: 0;
        margin: 0;
        padding: 0;
    }

    .nav-menu li {
        border-bottom: 1px solid #eee;
        list-style: none;
    }

    .nav-menu li:last-child {
        border-bottom: none;
    }

    .nav-menu li a {
        padding: 1rem;
        border-bottom: none;
        font-size: 1rem;
        display: block;
        text-decoration: none;
        color: #555;
    }

    .nav-menu li a:hover,
    .nav-menu li.active a {
        background-color: var(--primary-color);
        color: white;
    }

    /* User info section in mobile menu - only show on mobile */
    .nav-user-info {
        display: none;
        padding: 1rem;
        background-color: var(--second-container-color);
        border-bottom: 1px solid #eee;
    }

    @media (max-width: 768px) {
        .nav-user-info {
            display: block;
        }
    }

    .nav-logo {
        width: 120px;
        height: 120px;
        object-fit: contain;
        margin: 0 auto 1rem auto;
        display: block;
        border-radius: 50%;
        background-color: #ffffff;
        border: 4px solid #000000;
        box-shadow: 0 0 20px rgba(0,0,0,0.15);
    }

    .nav-user-name {
        font-weight: bold;
        font-size: 1.1rem;
        margin-bottom: 0.5rem;
        color: var(--secondary-color);
    }

    .nav-user-actions {
        display: flex;
        flex-direction: column;
        gap: 0.5rem;
    }

}

/* --- Navigation Overlay --- */
.nav-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 998;
}

.nav-overlay.active {
    display: block;
}

/* --- Responsive Design --- */
@media (max-width: 768px) {
    .container {
        padding: 0 0.5rem;
    }
    
    .content-section {
        padding: 1rem;
        margin-bottom: 1rem;
    }
    
    .main-content {
        padding: 1rem 0;
    }
    
    .attendance-controls {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .page-header {
        flex-direction: column;
        align-items: stretch;
        gap: 1rem;
    }
    
    .page-header h2 {
        text-align: center;
    }
    
    .filter-controls {
        flex-direction: column;
        align-items: stretch;
    }
    
    .filter-group {
        justify-content: space-between;
    }
}

@media (max-width: 600px) {
    .container {
        padding: 0 0.25rem;
    }
    
    .content-section {
        padding: 0.75rem;
        margin-bottom: 0.75rem;
    }
    
    .header-content {
        padding: 0.75rem;
    }
    
    .header-title {
        font-size: 1.4rem;
    }
    
    .log-table-wrapper th, .log-table-wrapper td {
        padding: 0.3rem;
        font-size: 0.7rem;
    }
    
    .mobile-break {
        display: inline;
    }
    
    h1.main-title {
        font-size: 2.5rem;
    }
}
.payment-methods-header {
    align-items: flex-start;
    gap: 0.35rem;
    margin-bottom: 1rem;
}

.payment-methods-header p {
    margin: 0;
    color: rgba(33, 33, 33, 0.65);
}

.payment-methods-manager {
    background-color: var(--container-bg);
    border: 1px solid #EAEAEA;
    border-radius: var(--border-radius);
    padding: 1.25rem;
    box-shadow: var(--shadow);
}

.payment-methods-list {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.payment-methods-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin-top: 1.25rem;
}

.payment-methods-empty {
    margin: 0;
    color: rgba(0, 0, 0, 0.55);
    font-style: italic;
}

.payment-method-row {
    background-color: var(--second-container-color);
    border-radius: var(--border-radius);
    border: 1px solid rgba(0, 0, 0, 0.05);
    padding: 1rem;
    box-shadow: 0 6px 18px rgba(0, 0, 0, 0.08);
}

.payment-method-row + .payment-method-row {
    margin-top: 0.75rem;
}

.payment-method-row-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.75rem;
}

.payment-method-row-title {
    font-weight: 700;
    color: var(--secondary-color);
}

.payment-method-label {
    display: block;
    font-weight: 600;
    color: var(--secondary-color);
    margin-bottom: 0.35rem;
}

.payment-method-input {
    width: 100%;
    padding: 0.6rem 0.75rem;
    border-radius: var(--border-radius);
    border: 1px solid #DCDCDC;
    background-color: var(--container-bg);
    color: var(--secondary-color);
    font-family: var(--body-font);
    font-size: 0.95rem;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
    box-sizing: border-box;
}

.payment-method-input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(183, 28, 28, 0.1);
}

.payment-method-input {
    margin-bottom: 0.75rem;
}

.payment-method-remove {
    padding: 0.35rem 0.9rem;
    font-weight: 600;
}

.payment-method-image-group {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 1rem;
    margin-bottom: 0.75rem;
}

.payment-method-image-preview {
    width: 84px;
    height: 84px;
    border-radius: calc(var(--border-radius) * 0.75);
    background-color: rgba(0, 0, 0, 0.05);
    border: 1px solid rgba(0, 0, 0, 0.08);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    flex-shrink: 0;
}

.payment-method-image-preview img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: none;
}

.payment-method-image-preview-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.6rem;
    color: rgba(0, 0, 0, 0.35);
    border-radius: inherit;
    background: transparent;
}

.payment-method-image-preview.is-empty {
    border-style: dashed;
}

.payment-method-upload-controls {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 0.5rem;
    flex: 1;
    min-width: 220px;
}

.payment-method-upload-controls button {
    min-width: 140px;
}

.payment-method-upload-filename {
    font-size: 0.9rem;
    font-weight: 600;
    color: rgba(0, 0, 0, 0.7);
}

.payment-method-upload-status {
    font-size: 0.85rem;
    color: var(--accent-color);
}

.payment-method-upload-status.error {
    color: var(--primary-color);
}

@media (max-width: 480px) {
    .payment-method-image-group {
        flex-direction: column;
        align-items: stretch;
    }

    .payment-method-upload-controls {
        align-items: stretch;
    }

    .payment-method-upload-controls button {
        width: 100%;
    }
}

@media (prefers-color-scheme: dark) {
    .payment-methods-manager {
        border: 1px solid rgba(255, 255, 255, 0.08);
        box-shadow: 0 10px 30px rgba(0, 0, 0, 0.65);
    }

    .payment-method-row {
        border: 1px solid rgba(255, 255, 255, 0.1);
        background-color: rgba(255, 255, 255, 0.05);
        box-shadow: 0 6px 18px rgba(0, 0, 0, 0.65);
    }

    .payment-methods-header p,
    .payment-methods-empty {
        color: rgba(224, 224, 224, 0.75);
    }

    .payment-method-image-preview {
        background-color: rgba(255, 255, 255, 0.08);
        border: 1px solid rgba(255, 255, 255, 0.12);
    }

    .payment-method-image-preview-placeholder {
        color: rgba(224, 224, 224, 0.65);
    }

    .payment-method-upload-filename {
        color: rgba(224, 224, 224, 0.8);
    }
}