/* Common styles for all pages */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Hiragino Sans', 'Yu Gothic UI', 'Meiryo UI', sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f8f9fa;
}

/* Header Navigation */
.header {
    background: linear-gradient(135deg, #1e3c72 0%, #2a5298 100%);
    padding: 1rem 0;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.8rem;
    font-weight: bold;
    color: white;
    text-decoration: none;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-menu a {
    color: white;
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s ease;
    position: relative;
}

.nav-menu a:hover,
.nav-menu a.active {
    color: #64b5f6;
}

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: #64b5f6;
    transition: width 0.3s ease;
}

.nav-menu a:hover::after,
.nav-menu a.active::after {
    width: 100%;
}

.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    color: white;
    font-size: 1.5rem;
    cursor: pointer;
}

/* Page Header */
.page-header {
    background-size: cover;
    background-position: center;
    height: 300px;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: white;
    margin-top: 105px;
}

.page-header h1 {
    font-size: 3rem;
    font-weight: bold;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
}

/* Section Styles */
.section {
    padding: 4rem 0;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

.section-title {
    text-align: center;
    font-size: 2.5rem;
    font-weight: bold;
    margin-bottom: 1rem;
    background: linear-gradient(135deg, #1e3c72, #2a5298); 
    background-clip: text;
}

.section-subtitle {
    text-align: center;
    font-size: 1.1rem;
    color: #666;
    margin-bottom: 3rem;
}

/* Common Button Styles */
.cta-button {
    display: inline-block;
    background: linear-gradient(135deg, #ff6b6b, #ee5a24);
    color: white;
    padding: 1rem 2.5rem;
    border-radius: 50px;
    text-decoration: none;
    font-weight: bold;
    font-size: 1.1rem;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(238, 90, 36, 0.3);
    margin: 0 1rem;
    text-align: center;
    cursor: pointer;
    border: none;
}

.cta-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(238, 90, 36, 0.4);
}

.cta-button.secondary {
    background: linear-gradient(135deg, #667eea, #764ba2);
    box-shadow: 0 4px 15px rgba(118, 75, 162, 0.3);
}

.cta-button.secondary:hover {
    box-shadow: 0 6px 20px rgba(118, 75, 162, 0.4);
}

/* Form Styles */
.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: bold;
    color: #1e3c72;
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 0.8rem;
    border: 2px solid #e0e0e0;
    border-radius: 8px;
    font-size: 1rem;
    transition: border-color 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: #2a5298;
}

/* Card Styles */
.card {
    background: white;
    border-radius: 15px;
    padding: 2rem;
    box-shadow: 0 5px 20px rgba(0,0,0,0.1);
    transition: all 0.3s ease;
    border: 1px solid #e0e0e0;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 30px rgba(0,0,0,0.15);
}

/* Grid Layouts */
.grid-2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.grid-3 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.grid-4 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

/* Footer */
.footer {
    background: #333;
    color: white;
    padding: 3rem 0 2rem;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-section h4 {
    color: #64b5f6;
    margin-bottom: 1rem;
    font-size: 1.2rem;
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: 0.5rem;
}

.footer-section ul li a {
    color: #ccc;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-section ul li a:hover {
    color: #64b5f6;
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid #555;
    font-size: 0.9rem;
    opacity: 0.8;
}

/* Responsive Design - Mobile */
@media (max-width: 768px) {
     .nav-container {
        display: flex;
        justify-content: space-between;
        align-items: center;
        position: relative;
    }
    
    .nav-container nav {
        position: static; /* Reset positioning for nav container */
    }
    
    .nav-menu {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background: #1e3c72;
        flex-direction: column;
        padding: 1rem;
        box-shadow: 0 2px 10px rgba(0,0,0,0.1);
        z-index: 1000;
    }
    
    .nav-menu.active {
        display: flex !important; /* Show dropdown when active */
    }
    
    .mobile-menu-toggle {
        display: block;
        background: none;
        border: none;
        color: white;
        font-size: 1.5rem;
        cursor: pointer;
        margin-left: auto;
        order: 2;
    }
    
    .logo {
        order: 1; 
    }
    
    .page-header h1 {
        font-size: 2rem;
    }

    .section-title {
        font-size: 2rem;
    }

    .grid-2,
    .grid-3,
    .grid-4 {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .cta-button {
        display: block;
        margin: 0.5rem auto;
        max-width: 250px;
    }

    .container {
        padding: 0 1rem;
    }
}

/* Animation keyframes */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in-up {
    animation: fadeInUp 0.8s ease-out;
}
/* Background Utility Classes */
.bg-white {
    background: white;
}

.bg-gray {
    background: linear-gradient(135deg, #f8f9fa 0%, #e3f2fd 100%);
}

.bg-blue {
    background: linear-gradient(135deg, #1e3c72 0%, #2a5298 100%);
    color: white;
}

/* Utility Classes */
.text-center {
    text-align: center;
}

.text-white {
    color: white;
}

.mb-1 { margin-bottom: 1rem; }
.mb-2 { margin-bottom: 2rem; }
.mb-3 { margin-bottom: 3rem; }

.mt-1 { margin-top: 1rem; }
.mt-2 { margin-top: 2rem; }
.mt-3 { margin-top: 3rem; }

.p-1 { padding: 1rem; }
.p-2 { padding: 2rem; }
.p-3 { padding: 3rem; }
/* Modal Styles */
#confirmationModal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 10000;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

#confirmationModal.show {
    opacity: 1;
    visibility: visible;
}

.modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(5px);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem;
}

.modal-content {
    background: white;
    border-radius: 15px;
    max-width: 600px;
    width: 100%;
    max-height: 80vh;
    overflow-y: auto;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    transform: translateY(-50px);
    transition: transform 0.3s ease;
}

#confirmationModal.show .modal-content {
    transform: translateY(0);
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 2rem 2rem 1rem;
    border-bottom: 2px solid #f0f0f0;
}

.modal-title {
    font-size: 1.5rem;
    font-weight: bold;
    color: #1e3c72;
    margin: 0;
}

.modal-close {
    background: none;
    border: none;
    font-size: 2rem;
    color: #666;
    cursor: pointer;
    padding: 0;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: all 0.3s ease;
}

.modal-close:hover {
    background: #f0f0f0;
    color: #333;
}

.modal-body {
    padding: 1.5rem 2rem;
}

.modal-description {
    color: #666;
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.modal-form-data {
    background: #f8f9fa;
    border-radius: 10px;
    padding: 1.5rem;
    border: 1px solid #e0e0e0;
}

.modal-field {
    margin-bottom: 1rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid #e8e9ea;
}

.modal-field:last-child {
    margin-bottom: 0;
    padding-bottom: 0;
    border-bottom: none;
}

.modal-field-label {
    font-weight: bold;
    color: #1e3c72;
    margin-bottom: 0.5rem;
    font-size: 0.9rem;
}

.modal-field-value {
    color: #555;
    line-height: 1.6;
    word-wrap: break-word;
    white-space: pre-wrap;
}

.modal-footer {
    padding: 1rem 2rem 2rem;
    display: flex;
    gap: 1rem;
    justify-content: flex-end;
    border-top: 2px solid #f0f0f0;
}

.modal-button {
    padding: 0.8rem 2rem;
    border: none;
    border-radius: 25px;
    font-weight: bold;
    font-size: 1rem;
    cursor: pointer;
    transition: all 0.3s ease;
    min-width: 120px;
}

.modal-button-cancel {
    background: #f0f0f0;
    color: #666;
}

.modal-button-cancel:hover {
    background: #e0e0e0;
    color: #555;
}

.modal-button-confirm {
    background: linear-gradient(135deg, #ff6b6b, #ee5a24);
    color: white;
    box-shadow: 0 4px 15px rgba(238, 90, 36, 0.3);
}

.modal-button-confirm:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(238, 90, 36, 0.4);
}

/* Modal Responsive Design */
@media (max-width: 768px) {
    .modal-overlay {
        padding: 1rem;
    }

    .modal-content {
        max-height: 90vh;
    }

    .modal-header {
        padding: 1.5rem 1.5rem 1rem;
    }

    .modal-title {
        font-size: 1.3rem;
    }

    .modal-body {
        padding: 1rem 1.5rem;
    }

    .modal-footer {
        padding: 1rem 1.5rem 1.5rem;
        flex-direction: column;
    }

    .modal-button {
        width: 100%;
        margin-bottom: 0.5rem;
    }

    .modal-button:last-child {
        margin-bottom: 0;
    }

    .modal-form-data {
        padding: 1rem;
    }

    .modal-field-label {
        font-size: 0.85rem;
    }

    .modal-field-value {
        font-size: 0.9rem;
    }
}

/* Modal Animation Enhancements */
@keyframes modalFadeIn {
    from {
        opacity: 0;
        transform: scale(0.8) translateY(-50px);
    }
    to {
        opacity: 1;
        transform: scale(1) translateY(0);
    }
}

@keyframes modalFadeOut {
    from {
        opacity: 1;
        transform: scale(1) translateY(0);
    }
    to {
        opacity: 0;
        transform: scale(0.8) translateY(-50px);
    }
}

#confirmationModal.show .modal-content {
    animation: modalFadeIn 0.3s ease-out;
}

/* Focus management for accessibility */
.modal-content:focus {
    outline: none;
}

.modal-button:focus {
    outline: 2px solid #64b5f6;
    outline-offset: 2px;
}

.modal-close:focus {
    outline: 2px solid #64b5f6;
    outline-offset: 2px;
}