/* ===== GLOBAL RESET ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --purple-dark: #2d1b69;
    --purple-mid: #5b247a;
    --purple-light: #8b0a50;
    --gold: #ffd700;
    --gold-light: #ffed4e;
    --white: #ffffff;
    --gray-light: #f8f9fa;
    --gray-mid: #e2e8f0;
    --gray-dark: #4a5568;
    --shadow: 0 4px 20px rgba(0,0,0,0.1);
    --shadow-lg: 0 10px 40px rgba(0,0,0,0.15);
}

body {
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
    color: var(--gray-dark);
    background: var(--white);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* ===== NAVIGATION ===== */
.navbar {
    background: var(--white);
    box-shadow: var(--shadow);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 1rem 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: 15px;
    text-decoration: none;
}

.logo-image {
    height: 50px;
    width: auto;
    max-width: 300px;
}

.logo-text {
    display: flex;
    flex-direction: column;
}

.logo-name {
    font-family: 'Noto Serif JP', serif;
    font-size: 1.8em;
    font-weight: 700;
    color: var(--purple-dark);
}

.logo-tagline {
    font-size: 0.75em;
    color: var(--gray-dark);
    font-weight: 400;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 30px;
    align-items: center;
}

.nav-menu a {
    text-decoration: none;
    color: var(--gray-dark);
    font-weight: 500;
    transition: color 0.3s;
}

.nav-menu a:hover,
.nav-menu a.active {
    color: var(--purple-mid);
}

.btn-demo {
    background: linear-gradient(135deg, var(--purple-dark), var(--purple-mid));
    color: var(--white) !important;
    padding: 10px 25px;
    border-radius: 25px;
    font-weight: 600;
}

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background: var(--purple-dark);
    margin: 3px 0;
    transition: 0.3s;
}

/* ===== HERO SECTION ===== */
.hero {
    background: linear-gradient(135deg, var(--purple-dark) 0%, var(--purple-mid) 50%, var(--purple-light) 100%);
    color: var(--white);
    text-align: center;
    padding: 120px 20px 80px;
    position: relative;
}

.hero-content {
    max-width: 900px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.hero-icon {
    font-size: 5em;
    margin-bottom: 20px;
    animation: float 3s ease-in-out infinite;
}

.hero-lotus {
    width: 240px;
    height: 240px;
    margin-bottom: 30px;
    animation: floatGlow 4s ease-in-out infinite;
    filter: drop-shadow(0 10px 40px rgba(124, 58, 237, 0.6)) drop-shadow(0 5px 25px rgba(255, 215, 0, 0.4));
}

@keyframes floatGlow {
    0%, 100% {
        transform: translateY(0) scale(1);
        filter: drop-shadow(0 10px 40px rgba(124, 58, 237, 0.6)) drop-shadow(0 5px 25px rgba(255, 215, 0, 0.4));
    }
    50% {
        transform: translateY(-15px) scale(1.05);
        filter: drop-shadow(0 15px 60px rgba(124, 58, 237, 0.8)) drop-shadow(0 10px 35px rgba(255, 215, 0, 0.6));
    }
}

.hero-icon {
    font-size: 5em;
    margin-bottom: 20px;
    animation: float 3s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-15px); }
}

.hero-title {
    margin-bottom: 30px;
}

.title-main {
    font-family: 'Noto Serif JP', serif;
    font-size: 4.5em;
    font-weight: 700;
    display: block;
    text-shadow: 2px 2px 8px rgba(0,0,0,0.3);
}

.title-sub {
    font-size: 1.5em;
    font-weight: 300;
    display: block;
    margin-top: 15px;
    opacity: 0.95;
}

.hero-description {
    font-size: 1.3em;
    margin-bottom: 40px;
    line-height: 1.8;
    font-weight: 300;
}

.hero-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
}

.btn {
    padding: 15px 40px;
    border-radius: 30px;
    text-decoration: none;
    font-weight: 600;
    font-size: 1.1em;
    transition: all 0.3s;
    display: inline-block;
}

.btn-primary {
    background: var(--gold);
    color: var(--purple-dark);
    box-shadow: 0 4px 20px rgba(255, 215, 0, 0.4);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 25px rgba(255, 215, 0, 0.6);
}

.btn-secondary {
    background: transparent;
    color: var(--white);
    border: 2px solid var(--white);
}

.btn-secondary:hover {
    background: var(--white);
    color: var(--purple-dark);
}

.hero-wave {
    position: absolute;
    bottom: -1px;
    left: 0;
    width: 100%;
    height: 60px;
    background: var(--white);
    clip-path: ellipse(100% 100% at 50% 100%);
}

/* ===== SECTIONS ===== */
.features,
.mission,
.partners,
.cta {
    padding: 80px 20px;
}

.section-title {
    font-family: 'Noto Serif JP', serif;
    font-size: 2.5em;
    text-align: center;
    color: var(--purple-dark);
    margin-bottom: 15px;
}

.section-subtitle {
    text-align: center;
    font-size: 1.2em;
    color: var(--gray-dark);
    margin-bottom: 60px;
}

/* Features Grid */
.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

.feature-card {
    background: var(--white);
    padding: 40px;
    border-radius: 20px;
    box-shadow: var(--shadow);
    text-align: center;
    transition: transform 0.3s, box-shadow 0.3s;
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
}

.feature-icon {
    font-size: 3.5em;
    margin-bottom: 20px;
}

.feature-card h3 {
    color: var(--purple-dark);
    font-size: 1.5em;
    margin-bottom: 15px;
}

/* Mission Section */
.mission {
    background: var(--gray-light);
}

.mission-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 60px;
    align-items: center;
}

.mission-text h2 {
    font-family: 'Noto Serif JP', serif;
    font-size: 2.5em;
    color: var(--purple-dark);
    margin-bottom: 25px;
}

.large-text {
    font-size: 1.2em;
    line-height: 1.8;
    margin-bottom: 20px;
}

blockquote {
    border-left: 4px solid var(--gold);
    padding-left: 25px;
    font-style: italic;
    color: var(--purple-mid);
    font-size: 1.2em;
    margin-top: 30px;
}

.mission-icon {
    font-size: 12em;
    text-align: center;
    opacity: 0.1;
}

/* Partners Section */
.partner-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 25px;
}

@media (max-width: 1024px) {
    .partner-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 640px) {
    .partner-grid {
        grid-template-columns: 1fr;
    }
}

.partner-card {
    background: linear-gradient(135deg, var(--purple-dark), var(--purple-mid));
    color: var(--white);
    padding: 30px 20px;
    border-radius: 16px;
    text-align: center;
    box-shadow: var(--shadow);
    transition: all 0.3s;
    text-decoration: none;
    display: block;
    cursor: pointer;
}

.partner-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    background: linear-gradient(135deg, var(--purple-mid), var(--purple-light));
}

.partner-card h3 {
    font-size: 1.3em;
    margin-bottom: 10px;
    line-height: 1.3;
    color: var(--white);
}

.partner-card p {
    font-size: 0.95em;
    opacity: 0.9;
    color: var(--white);
}

/* CTA Section */
.cta {
    background: linear-gradient(135deg, var(--purple-dark), var(--purple-mid));
    color: var(--white);
    text-align: center;
}

.cta h2 {
    font-size: 2.5em;
    margin-bottom: 20px;
}

.cta p {
    font-size: 1.2em;
    margin-bottom: 30px;
}

.btn-large {
    padding: 20px 50px;
    font-size: 1.3em;
}

.cta-note {
    margin-top: 15px;
    font-size: 0.95em;
    opacity: 0.9;
}

/* ===== FOOTER ===== */
.footer {
    background: var(--purple-dark);
    color: var(--white);
    padding: 60px 20px 30px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-col h4 {
    margin-bottom: 20px;
    font-size: 1.2em;
}

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

.footer-col ul li {
    margin-bottom: 10px;
}

.footer-col a {
    color: var(--white);
    text-decoration: none;
    opacity: 0.8;
    transition: opacity 0.3s;
}

.footer-col a:hover {
    opacity: 1;
}

.footer-mission {
    opacity: 0.9;
    line-height: 1.8;
    margin-top: 15px;
}

.footer-btn {
    display: inline-block;
    background: var(--gold);
    color: var(--purple-dark);
    padding: 10px 25px;
    border-radius: 20px;
    font-weight: 600;
    margin-top: 10px;
}

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.2);
    padding-top: 30px;
    text-align: center;
    opacity: 0.8;
}

.footer-namu {
    margin-top: 15px;
    font-size: 1.2em;
}

/* ===== RESPONSIVE ===== */
/* ===== DONORS PAGE ===== */
.page-hero {
    background: linear-gradient(135deg, var(--purple-dark), var(--purple-mid));
    color: var(--white);
    text-align: center;
    padding: 80px 20px 60px;
}

.page-hero h1 {
    font-family: 'Noto Serif JP', serif;
    font-size: 3em;
    margin-bottom: 20px;
}

.hero-subtitle {
    font-size: 1.2em;
    font-weight: 300;
    opacity: 0.95;
}

.donors-intro {
    padding: 80px 20px;
    background: var(--gray-light);
}

.gratitude-message {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.gassho-icon {
    font-size: 4em;
    margin-bottom: 20px;
}

.donors-list {
    padding: 80px 20px;
}

.donor-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

.donor-card {
    background: var(--white);
    padding: 40px;
    border-radius: 20px;
    text-align: center;
    box-shadow: var(--shadow);
    transition: transform 0.3s, box-shadow 0.3s;
}

.donor-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.donor-card.founder {
    background: linear-gradient(135deg, var(--gold), var(--gold-light));
    color: var(--purple-dark);
}

.donor-card.placeholder {
    border: 2px dashed var(--gray-mid);
    background: transparent;
}

.donor-icon {
    font-size: 3em;
    margin-bottom: 15px;
}

.donor-card h3 {
    font-size: 1.5em;
    margin-bottom: 10px;
}

.donor-location {
    color: var(--gray-dark);
    margin-bottom: 10px;
}

.donor-card.founder .donor-location {
    color: var(--purple-mid);
}

.donor-note {
    font-style: italic;
    font-size: 0.95em;
    opacity: 0.8;
}

.institutional-partners {
    padding: 80px 20px;
    background: var(--gray-light);
}

.partner-grid-donors {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

.partner-card-donor {
    background: var(--white);
    padding: 40px;
    border-radius: 20px;
    box-shadow: var(--shadow);
    transition: transform 0.3s;
}

.partner-card-donor:hover {
    transform: translateY(-5px);
}

.partner-card-donor h3 {
    color: var(--purple-dark);
    font-size: 1.5em;
    margin-bottom: 15px;
}

.partner-role {
    color: var(--purple-mid);
    font-weight: 600;
    margin-bottom: 10px;
}

.partner-location {
    color: var(--gray-dark);
    font-size: 0.95em;
}

.volunteers {
    padding: 80px 20px;
}

.volunteer-message {
    max-width: 800px;
    margin: 0 auto;
}

.support-cta {
    background: linear-gradient(135deg, var(--purple-dark), var(--purple-mid));
    color: var(--white);
    text-align: center;
    padding: 80px 20px;
}

.support-cta h2 {
    font-size: 2.5em;
    margin-bottom: 20px;
}

.support-cta p {
    font-size: 1.2em;
    margin-bottom: 30px;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
    .nav-menu {
        display: none;
    }
    
    .hamburger {
        display: flex;
    }
    
    .title-main {
        font-size: 3em;
    }
    
    .title-sub {
        font-size: 1.2em;
    }
    
    .mission-content {
        grid-template-columns: 1fr;
    }
    
    .mission-icon {
        display: none;
    }
}


/* ===== PAGE HEADER ===== */
.page-header {
    background: linear-gradient(135deg, var(--purple-dark) 0%, var(--purple-mid) 100%);
    color: var(--white);
    text-align: center;
    padding: 80px 20px 60px;
}

.page-header h1 {
    font-family: 'Noto Serif JP', serif;
    font-size: 3em;
    margin-bottom: 15px;
}

.page-header p {
    font-size: 1.2em;
    opacity: 0.9;
}

/* ===== CONTENT SECTIONS ===== */
.content-section {
    padding: 60px 20px;
    background: var(--white);
}

.content-grid {
    display: grid;
    grid-template-columns: 1fr 320px;
    gap: 40px;
    max-width: 1200px;
    margin: 0 auto;
}

.content-main {
    min-width: 0;
}

.content-main h2 {
    font-family: 'Noto Serif JP', serif;
    font-size: 2.2em;
    color: var(--purple-dark);
    margin-bottom: 20px;
}

.content-main h3 {
    font-family: 'Noto Serif JP', serif;
    font-size: 1.6em;
    color: var(--purple-mid);
    margin-top: 40px;
    margin-bottom: 15px;
}

.content-main h4 {
    font-size: 1.3em;
    color: var(--purple-dark);
    margin-top: 25px;
    margin-bottom: 10px;
}

.content-main p {
    margin-bottom: 20px;
    line-height: 1.8;
}

.large-text {
    font-size: 1.2em;
    color: var(--gray-dark);
    line-height: 1.8;
}

.content-main ul.feature-list {
    list-style: none;
    padding-left: 0;
    margin: 20px 0;
}

.content-main ul.feature-list li {
    padding: 10px 0 10px 30px;
    position: relative;
    line-height: 1.6;
}

.content-main ul.feature-list li:before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--purple-mid);
    font-weight: bold;
}

.use-case-box {
    background: var(--gray-light);
    border-left: 4px solid var(--purple-mid);
    padding: 15px 20px;
    margin: 20px 0;
    border-radius: 4px;
}

.cta-box {
    background: linear-gradient(135deg, var(--purple-dark), var(--purple-mid));
    color: var(--white);
    padding: 30px;
    border-radius: 12px;
    margin: 40px 0;
    text-align: center;
}

.cta-box h4 {
    color: var(--white);
    margin-bottom: 15px;
}

.cta-box p {
    color: rgba(255,255,255,0.9);
    margin-bottom: 20px;
}

.large-quote {
    font-size: 1.2em;
    font-style: italic;
    color: var(--purple-mid);
    border-left: 4px solid var(--gold);
    padding: 20px 30px;
    margin: 30px 0;
    background: var(--gray-light);
}

.content-sidebar {
    position: sticky;
    top: 100px;
    height: fit-content;
}

.sidebar-card {
    background: var(--white);
    border: 1px solid var(--gray-mid);
    border-radius: 12px;
    padding: 25px;
    margin-bottom: 20px;
}

.sidebar-card h4 {
    font-family: 'Noto Serif JP', serif;
    color: var(--purple-dark);
    margin-bottom: 15px;
    font-size: 1.3em;
}

.sidebar-card.cta-card {
    background: linear-gradient(135deg, var(--purple-light), var(--purple-mid));
    color: var(--white);
    border: none;
}

.sidebar-card.cta-card h4 {
    color: var(--white);
}

.facts-list {
    list-style: none;
    padding: 0;
}

.facts-list li {
    padding: 8px 0;
    border-bottom: 1px solid var(--gray-mid);
}

.facts-list li:last-child {
    border-bottom: none;
}

.sidebar-card.cta-card .facts-list li {
    border-bottom-color: rgba(255,255,255,0.2);
    color: rgba(255,255,255,0.9);
}

/* Tech Stack Grid */
.tech-stack {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin: 30px 0;
}

.tech-item {
    background: var(--gray-light);
    padding: 20px;
    border-radius: 8px;
    border-left: 4px solid var(--purple-mid);
}

.tech-item h4 {
    color: var(--purple-dark);
    margin-bottom: 10px;
}

.tech-item p {
    font-size: 0.95em;
    margin: 0;
}

/* Stats Table */
.stats-table {
    width: 100%;
    margin: 30px 0;
    border-collapse: collapse;
}

.stats-table tr {
    border-bottom: 1px solid var(--gray-mid);
}

.stats-table td {
    padding: 15px 10px;
}

.stats-table td:first-child {
    color: var(--gray-dark);
}

.stats-table td:last-child {
    color: var(--purple-mid);
    font-weight: 600;
    text-align: right;
}

/* Involvement Grid */
.involvement-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 25px;
    margin: 40px 0;
}

.involvement-card {
    background: var(--gray-light);
    padding: 30px;
    border-radius: 12px;
    border: 1px solid var(--gray-mid);
    transition: all 0.3s;
}

.involvement-card:hover {
    border-color: var(--purple-mid);
    box-shadow: var(--shadow);
    transform: translateY(-5px);
}

.involvement-icon {
    font-size: 3em;
    margin-bottom: 15px;
}

.involvement-card h3 {
    font-family: 'Noto Serif JP', serif;
    color: var(--purple-dark);
    margin-bottom: 15px;
    margin-top: 0;
}

.involvement-card ul {
    list-style: none;
    padding: 0;
    margin-top: 15px;
}

.involvement-card ul li {
    padding: 6px 0;
    font-size: 0.95em;
    color: var(--gray-dark);
}

.involvement-card ul li:before {
    content: "→ ";
    color: var(--purple-mid);
}

/* Contact Boxes */
.contact-box {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin: 30px 0;
}

.contact-item {
    background: var(--gray-light);
    padding: 25px;
    border-radius: 8px;
    border-left: 4px solid var(--purple-mid);
}

.contact-item h4 {
    color: var(--purple-dark);
    margin-bottom: 10px;
}

.contact-item p {
    font-size: 0.95em;
    margin: 8px 0;
}

.contact-item a {
    color: var(--purple-mid);
    font-weight: 600;
    text-decoration: none;
}

.contact-item a:hover {
    text-decoration: underline;
}

/* Mobile Responsive */
@media (max-width: 768px) {
    .content-grid {
        grid-template-columns: 1fr;
    }
    
    .content-sidebar {
        position: static;
    }
    
    .involvement-grid {
        grid-template-columns: 1fr;
    }
    
    .tech-stack {
        grid-template-columns: 1fr;
    }
    
    .contact-box {
        grid-template-columns: 1fr;
    }
}


/* Partner Grid for Donors Page */
.partner-grid-donors {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 25px;
    margin: 40px 0;
}

.partner-card-donor {
    background: var(--gray-light);
    padding: 30px 20px;
    border-radius: 12px;
    border: 2px solid var(--gray-mid);
    text-align: center;
    transition: all 0.3s;
    text-decoration: none;
    display: block;
    cursor: pointer;
}

.partner-card-donor:hover {
    border-color: var(--purple-mid);
    box-shadow: var(--shadow);
    transform: translateY(-5px);
    background: linear-gradient(135deg, var(--gray-light), #f0f0ff);
}

.partner-card-donor h3 {
    font-family: 'Noto Serif JP', serif;
    color: var(--purple-dark);
    margin-bottom: 10px;
    font-size: 1.2em;
}

.partner-role {
    font-size: 0.95em;
    color: var(--gray-dark);
    margin-bottom: 8px;
}

.partner-location {
    font-size: 0.85em;
    color: var(--purple-mid);
    font-weight: 600;
}

@media (max-width: 1024px) {
    .partner-grid-donors {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 640px) {
    .partner-grid-donors {
        grid-template-columns: 1fr;
    }
}


/* ===== CONTACT FORM ===== */
.contact-form {
    background: var(--white);
    padding: 40px;
    border-radius: 12px;
    border: 1px solid var(--gray-mid);
    margin: 30px 0;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-bottom: 20px;
}

.form-group {
    margin-bottom: 25px;
}

.form-group label {
    display: block;
    font-weight: 600;
    color: var(--purple-dark);
    margin-bottom: 8px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 15px;
    border: 2px solid var(--gray-mid);
    border-radius: 8px;
    font-family: 'Inter', sans-serif;
    font-size: 1em;
    transition: border-color 0.3s;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--purple-mid);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.btn-large {
    width: 100%;
    padding: 15px 30px;
    font-size: 1.1em;
    border: none;
    cursor: pointer;
}

.form-message {
    padding: 20px;
    border-radius: 8px;
    margin: 20px 0;
    text-align: center;
    font-weight: 600;
}

.form-message.success {
    background: #d1fae5;
    color: #065f46;
    border: 2px solid #10b981;
}

.form-message.error {
    background: #fee2e2;
    color: #991b1b;
    border: 2px solid #ef4444;
}

.donation-cta {
    background: linear-gradient(135deg, var(--purple-dark), var(--purple-mid));
    color: var(--white);
    padding: 40px;
    border-radius: 12px;
    text-align: center;
    margin-top: 50px;
}

.donation-cta h3 {
    color: var(--white);
    margin-bottom: 15px;
}

.donation-cta p {
    color: rgba(255,255,255,0.9);
    margin-bottom: 20px;
    font-size: 1.05em;
}

@media (max-width: 768px) {
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .contact-form {
        padding: 25px;
    }
}