/* ========== 全局样式 ========== */
:root {
    --color-primary: #7c5cbf;
    --color-primary-light: #a78bda;
    --color-primary-dark: #5a3d96;
    --color-blue: #5b8db8;
    --color-blue-light: #89b8d7;
    --color-warm: #d4836b;
    --color-warm-light: #e8a894;
    --color-purple: #8e6bbf;
    --color-purple-light: #b494d9;
    --color-rose: #c97b8b;
    --color-rose-light: #e0a8b4;
    --color-bg: #faf7f4;
    --color-bg-alt: #f3ede7;
    --color-text: #3d3244;
    --color-text-light: #7a6e82;
    --color-text-lighter: #a99bb2;
    --color-white: #ffffff;
    --color-border: #e8dfe8;
    --shadow-soft: 0 4px 24px rgba(124, 92, 191, 0.08);
    --shadow-card: 0 8px 32px rgba(124, 92, 191, 0.1);
    --shadow-hover: 0 12px 40px rgba(124, 92, 191, 0.16);
    --radius: 16px;
    --radius-sm: 10px;
    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: 'Noto Sans SC', -apple-system, BlinkMacSystemFont, sans-serif;
    color: var(--color-text);
    background-color: var(--color-bg);
    line-height: 1.8;
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* ========== 粒子动画 ========== */
#particles-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 0;
    overflow: hidden;
}

.particle {
    position: absolute;
    font-size: 14px;
    opacity: 0;
    animation: floatUp linear infinite;
    pointer-events: none;
}

@keyframes floatUp {
    0% {
        opacity: 0;
        transform: translateY(100vh) rotate(0deg) scale(0.5);
    }
    10% {
        opacity: 0.6;
    }
    90% {
        opacity: 0.3;
    }
    100% {
        opacity: 0;
        transform: translateY(-10vh) rotate(360deg) scale(1);
    }
}

/* ========== 导航栏 ========== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 16px 0;
    transition: var(--transition);
    background: transparent;
}

.navbar.scrolled {
    background: rgba(250, 247, 244, 0.92);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    box-shadow: 0 2px 20px rgba(124, 92, 191, 0.06);
    padding: 10px 0;
}

.nav-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-logo {
    font-family: 'Noto Serif SC', serif;
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--color-white);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 4px;
    transition: var(--transition);
}

.navbar.scrolled .nav-logo {
    color: var(--color-primary);
}

.logo-heart {
    color: var(--color-rose);
    font-size: 1.3em;
    animation: heartbeat 2s ease-in-out infinite;
}

@keyframes heartbeat {
    0%, 100% { transform: scale(1); }
    15% { transform: scale(1.15); }
    30% { transform: scale(1); }
    45% { transform: scale(1.1); }
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 8px;
}

.nav-links a {
    color: rgba(255, 255, 255, 0.85);
    text-decoration: none;
    padding: 8px 16px;
    border-radius: 24px;
    font-size: 0.9rem;
    font-weight: 500;
    transition: var(--transition);
}

.nav-links a:hover {
    color: var(--color-white);
    background: rgba(255, 255, 255, 0.15);
}

.navbar.scrolled .nav-links a {
    color: var(--color-text-light);
}

.navbar.scrolled .nav-links a:hover {
    color: var(--color-primary);
    background: rgba(124, 92, 191, 0.08);
}

/* 互助社区突出链接 */
.nav-links a.nav-highlight {
    background: linear-gradient(135deg, var(--color-rose-light), var(--color-rose));
    color: var(--color-white) !important;
    font-weight: 600;
    padding: 8px 20px;
    border-radius: 24px;
    box-shadow: 0 2px 12px rgba(201, 123, 139, 0.35);
    transition: var(--transition);
}

.nav-links a.nav-highlight:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 18px rgba(201, 123, 139, 0.5);
    background: linear-gradient(135deg, var(--color-rose), var(--color-warm)) !important;
    color: var(--color-white) !important;
}

.navbar.scrolled .nav-links a.nav-highlight {
    color: var(--color-white) !important;
    background: linear-gradient(135deg, var(--color-rose-light), var(--color-rose)) !important;
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
}

.nav-toggle span {
    width: 24px;
    height: 2px;
    background: var(--color-white);
    border-radius: 2px;
    transition: var(--transition);
}

.navbar.scrolled .nav-toggle span {
    background: var(--color-text);
}

/* ========== 英雄区 ========== */
.hero {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    position: relative;
    background: linear-gradient(135deg, #2d1b4e 0%, #4a2c6e 25%, #6b3fa0 50%, #8b5cbf 75%, #a78bda 100%);
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background:
        radial-gradient(circle at 20% 50%, rgba(201, 123, 139, 0.3) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(91, 141, 184, 0.3) 0%, transparent 50%),
        radial-gradient(circle at 50% 80%, rgba(142, 107, 191, 0.3) 0%, transparent 50%);
    animation: aurora 8s ease-in-out infinite alternate;
}

@keyframes aurora {
    0% { opacity: 0.6; transform: scale(1); }
    100% { opacity: 1; transform: scale(1.05); }
}

.hero-bg-overlay {
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse at 30% 20%, rgba(255, 255, 255, 0.08) 0%, transparent 50%),
        radial-gradient(ellipse at 70% 60%, rgba(255, 255, 255, 0.05) 0%, transparent 50%);
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    padding: 0 24px;
    max-width: 800px;
}

.hero-icon {
    font-size: 4rem;
    margin-bottom: 24px;
    animation: butterflyFloat 4s ease-in-out infinite;
}

@keyframes butterflyFloat {
    0%, 100% { transform: translateY(0) rotate(-5deg); }
    50% { transform: translateY(-15px) rotate(5deg); }
}

.hero-title {
    font-family: 'Noto Serif SC', serif;
    font-size: clamp(2.2rem, 5vw, 3.5rem);
    color: var(--color-white);
    line-height: 1.4;
    margin-bottom: 20px;
    letter-spacing: 0.05em;
    text-shadow: 0 2px 20px rgba(0, 0, 0, 0.2);
}

.hero-subtitle {
    font-size: clamp(1rem, 2.5vw, 1.2rem);
    color: rgba(255, 255, 255, 0.85);
    line-height: 2;
    margin-bottom: 36px;
    font-weight: 300;
}

.hero-buttons {
    display: flex;
    gap: 16px;
    justify-content: center;
    margin-bottom: 60px;
    flex-wrap: wrap;
}

.btn {
    display: inline-flex;
    align-items: center;
    padding: 14px 32px;
    border-radius: 50px;
    font-size: 1rem;
    font-weight: 500;
    text-decoration: none;
    transition: var(--transition);
    cursor: pointer;
    border: none;
}

.btn-primary {
    background: linear-gradient(135deg, var(--color-rose-light), var(--color-rose));
    color: var(--color-white);
    box-shadow: 0 4px 20px rgba(201, 123, 139, 0.4);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(201, 123, 139, 0.5);
}

.btn-outline {
    background: transparent;
    color: var(--color-white);
    border: 2px solid rgba(255, 255, 255, 0.5);
}

.btn-outline:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.8);
    transform: translateY(-2px);
}

.hero-stats {
    display: flex;
    gap: 40px;
    justify-content: center;
    flex-wrap: wrap;
    padding: 24px;
    background: rgba(255, 255, 255, 0.08);
    border-radius: var(--radius);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.12);
}

.stat-item {
    text-align: center;
}

.stat-number {
    font-family: 'Noto Serif SC', serif;
    font-size: 2rem;
    font-weight: 700;
    color: var(--color-white);
}

.stat-suffix {
    font-size: 1.2rem;
    color: rgba(255, 255, 255, 0.9);
}

.stat-label {
    display: block;
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.7);
    margin-top: 4px;
}

.scroll-hint {
    position: absolute;
    bottom: 32px;
    left: 50%;
    transform: translateX(-50%);
    text-align: center;
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.85rem;
    z-index: 2;
}

.scroll-arrow {
    width: 20px;
    height: 20px;
    margin: 8px auto 0;
    border-right: 2px solid rgba(255, 255, 255, 0.5);
    border-bottom: 2px solid rgba(255, 255, 255, 0.5);
    transform: rotate(45deg);
    animation: scrollBounce 2s ease-in-out infinite;
}

@keyframes scrollBounce {
    0%, 100% { transform: rotate(45deg) translateY(0); opacity: 0.5; }
    50% { transform: rotate(45deg) translateY(8px); opacity: 1; }
}

/* ========== 通用段落 ========== */
.section {
    padding: 100px 0;
    position: relative;
    z-index: 1;
}

.section:nth-child(even) {
    background: var(--color-bg-alt);
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-tag {
    display: inline-block;
    padding: 6px 20px;
    border-radius: 50px;
    background: linear-gradient(135deg, rgba(124, 92, 191, 0.1), rgba(201, 123, 139, 0.1));
    color: var(--color-primary);
    font-size: 0.85rem;
    font-weight: 500;
    margin-bottom: 16px;
    letter-spacing: 0.1em;
}

.section-title {
    font-family: 'Noto Serif SC', serif;
    font-size: clamp(1.8rem, 3vw, 2.4rem);
    color: var(--color-text);
    margin-bottom: 12px;
}

.section-divider {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    margin: 16px 0 20px;
}

.section-divider::before,
.section-divider::after {
    content: '';
    width: 60px;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--color-primary-light));
}

.section-divider::after {
    background: linear-gradient(90deg, var(--color-primary-light), transparent);
}

.divider-heart {
    color: var(--color-rose);
    font-size: 1.2rem;
}

.section-desc {
    max-width: 640px;
    margin: 0 auto;
    color: var(--color-text-light);
    font-size: 1.05rem;
    line-height: 1.9;
}

/* ========== 关于我们 ========== */
.about-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
    margin-bottom: 60px;
}

.about-card {
    background: var(--color-white);
    border-radius: var(--radius);
    padding: 40px 28px;
    text-align: center;
    box-shadow: var(--shadow-soft);
    transition: var(--transition);
    border: 1px solid var(--color-border);
}

.about-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-hover);
}

.about-icon {
    font-size: 2.8rem;
    margin-bottom: 20px;
}

.about-card h3 {
    font-family: 'Noto Serif SC', serif;
    font-size: 1.3rem;
    color: var(--color-primary-dark);
    margin-bottom: 12px;
}

.about-card p {
    color: var(--color-text-light);
    font-size: 0.95rem;
    line-height: 1.8;
}

.about-quote {
    text-align: center;
    padding: 40px;
    background: linear-gradient(135deg, rgba(124, 92, 191, 0.04), rgba(201, 123, 139, 0.04));
    border-radius: var(--radius);
    border-left: 4px solid var(--color-primary-light);
}

.about-quote blockquote {
    font-family: 'Noto Serif SC', serif;
    font-size: 1.2rem;
    color: var(--color-text);
    line-height: 2;
    font-style: italic;
}

.about-quote cite {
    display: block;
    margin-top: 16px;
    font-size: 0.9rem;
    color: var(--color-text-lighter);
    font-style: normal;
}

/* ========== 了解疾病 ========== */
.illness-cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
}

.illness-card {
    perspective: 1000px;
    height: 420px;
    cursor: pointer;
}

.illness-card-inner {
    position: relative;
    width: 100%;
    height: 100%;
    transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
    transform-style: preserve-3d;
}

.illness-card.flipped .illness-card-inner {
    transform: rotateY(180deg);
}

.illness-front,
.illness-back {
    position: absolute;
    width: 100%;
    height: 100%;
    border-radius: var(--radius);
    backface-visibility: hidden;
    padding: 36px 28px;
    display: flex;
    flex-direction: column;
    align-items: center;
    overflow-y: auto;
}

.illness-front {
    background: var(--color-white);
    box-shadow: var(--shadow-card);
    border: 1px solid var(--color-border);
    justify-content: center;
    text-align: center;
}

.illness-back {
    background: var(--color-white);
    box-shadow: var(--shadow-card);
    border: 1px solid var(--color-border);
    transform: rotateY(180deg);
    text-align: left;
    align-items: flex-start;
}

.illness-icon-wrap {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 24px;
}

.illness-icon-wrap.blue {
    background: linear-gradient(135deg, rgba(91, 141, 184, 0.15), rgba(91, 141, 184, 0.05));
}

.illness-icon-wrap.purple {
    background: linear-gradient(135deg, rgba(142, 107, 191, 0.15), rgba(142, 107, 191, 0.05));
}

.illness-icon-wrap.warm {
    background: linear-gradient(135deg, rgba(212, 131, 107, 0.15), rgba(212, 131, 107, 0.05));
}

.illness-icon {
    font-size: 2.2rem;
}

.illness-front h3 {
    font-family: 'Noto Serif SC', serif;
    font-size: 1.4rem;
    color: var(--color-text);
    margin-bottom: 6px;
}

.illness-subtitle {
    color: var(--color-text-lighter);
    font-size: 0.9rem;
    margin-bottom: 20px;
}

.flip-hint {
    color: var(--color-primary-light);
    font-size: 0.85rem;
    margin-top: auto;
}

.illness-back h3 {
    font-family: 'Noto Serif SC', serif;
    font-size: 1.2rem;
    color: var(--color-text);
    margin-bottom: 16px;
}

.illness-back p {
    color: var(--color-text-light);
    font-size: 0.9rem;
    line-height: 1.8;
    margin-bottom: 16px;
}

.illness-back ul {
    list-style: none;
    padding: 0;
    margin-bottom: 16px;
    width: 100%;
}

.illness-back li {
    padding: 6px 0;
    font-size: 0.88rem;
    color: var(--color-text-light);
    border-bottom: 1px solid rgba(124, 92, 191, 0.06);
}

.illness-back li:last-child {
    border-bottom: none;
}

.illness-tip {
    background: linear-gradient(135deg, rgba(124, 92, 191, 0.06), rgba(201, 123, 139, 0.06));
    padding: 12px 16px;
    border-radius: var(--radius-sm);
    font-size: 0.88rem;
    color: var(--color-text-light);
    line-height: 1.7;
    width: 100%;
}

/* ========== 温暖故事 ========== */
.stories-slider {
    position: relative;
    overflow: hidden;
}

.story-track {
    display: flex;
    transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.story-card {
    min-width: 100%;
    padding: 48px 60px;
    background: var(--color-white);
    border-radius: var(--radius);
    box-shadow: var(--shadow-card);
    border: 1px solid var(--color-border);
    position: relative;
}

.story-mark {
    font-family: 'Noto Serif SC', serif;
    font-size: 6rem;
    color: var(--color-primary-light);
    opacity: 0.2;
    position: absolute;
    top: 10px;
    left: 30px;
    line-height: 1;
}

.story-card > p {
    font-size: 1.1rem;
    color: var(--color-text);
    line-height: 2;
    margin-bottom: 28px;
    position: relative;
    z-index: 1;
}

.story-author {
    display: flex;
    align-items: center;
    gap: 14px;
}

.story-avatar {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: linear-gradient(135deg, rgba(124, 92, 191, 0.1), rgba(201, 123, 139, 0.1));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
}

.story-author strong {
    display: block;
    color: var(--color-text);
    font-size: 1rem;
}

.story-author span {
    color: var(--color-text-lighter);
    font-size: 0.85rem;
}

.story-nav {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 20px;
    margin-top: 28px;
}

.story-btn {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    border: 2px solid var(--color-border);
    background: var(--color-white);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    color: var(--color-text-light);
    transition: var(--transition);
}

.story-btn:hover {
    border-color: var(--color-primary);
    color: var(--color-primary);
    background: rgba(124, 92, 191, 0.05);
}

.story-dots {
    display: flex;
    gap: 8px;
}

.story-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--color-border);
    cursor: pointer;
    transition: var(--transition);
}

.story-dot.active {
    background: var(--color-primary);
    transform: scale(1.2);
}

/* ========== 资源支持 ========== */
.resource-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
}

.resource-card {
    background: var(--color-white);
    border-radius: var(--radius);
    padding: 36px 28px;
    box-shadow: var(--shadow-soft);
    border: 1px solid var(--color-border);
    transition: var(--transition);
}

.resource-card:hover {
    box-shadow: var(--shadow-hover);
    transform: translateY(-3px);
}

.resource-card.crisis {
    grid-column: span 2;
    background: linear-gradient(135deg, #fff5f5, #fff);
    border-color: rgba(201, 123, 139, 0.2);
}

.resource-icon {
    font-size: 2.2rem;
    margin-bottom: 16px;
}

.resource-card h3 {
    font-family: 'Noto Serif SC', serif;
    font-size: 1.2rem;
    color: var(--color-text);
    margin-bottom: 16px;
}

.hotline-list {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.hotline-item {
    text-align: center;
    padding: 16px;
    background: rgba(255, 255, 255, 0.6);
    border-radius: var(--radius-sm);
    border: 1px solid rgba(201, 123, 139, 0.12);
}

.hotline-item strong {
    display: block;
    font-size: 0.88rem;
    color: var(--color-text-light);
    margin-bottom: 8px;
}

.hotline-number {
    display: block;
    font-family: 'Noto Serif SC', serif;
    font-size: 1.3rem;
    color: var(--color-warm);
    font-weight: 700;
}

.resource-card ul {
    list-style: none;
    padding: 0;
}

.resource-card li {
    padding: 10px 0;
    border-bottom: 1px solid rgba(124, 92, 191, 0.06);
    color: var(--color-text-light);
    font-size: 0.95rem;
    display: flex;
    align-items: center;
    gap: 8px;
}

.resource-card li::before {
    content: '♥';
    color: var(--color-primary-light);
    font-size: 0.7rem;
}

.resource-card li:last-child {
    border-bottom: none;
}

/* ========== 伸出援手 ========== */
.action-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.action-card {
    background: var(--color-white);
    border-radius: var(--radius);
    padding: 36px 28px;
    box-shadow: var(--shadow-soft);
    border: 1px solid var(--color-border);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.action-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--color-primary-light), var(--color-rose-light));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.4s ease;
}

.action-card:hover::before {
    transform: scaleX(1);
}

.action-card:hover {
    box-shadow: var(--shadow-hover);
    transform: translateY(-4px);
}

.action-number {
    font-family: 'Noto Serif SC', serif;
    font-size: 3rem;
    font-weight: 700;
    color: rgba(124, 92, 191, 0.08);
    line-height: 1;
    margin-bottom: 16px;
}

.action-card h3 {
    font-family: 'Noto Serif SC', serif;
    font-size: 1.2rem;
    color: var(--color-primary-dark);
    margin-bottom: 12px;
}

.action-card p {
    color: var(--color-text-light);
    font-size: 0.93rem;
    line-height: 1.8;
}

/* ========== 希望寄语 ========== */
.hope {
    background: linear-gradient(135deg, #2d1b4e 0%, #4a2c6e 40%, #6b3fa0 70%, #8b5cbf 100%);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hope::before {
    content: '';
    position: absolute;
    inset: 0;
    background:
        radial-gradient(circle at 20% 50%, rgba(201, 123, 139, 0.2) 0%, transparent 50%),
        radial-gradient(circle at 80% 30%, rgba(91, 141, 184, 0.2) 0%, transparent 50%);
}

.hope-content {
    position: relative;
    z-index: 1;
}

.hope-icon {
    font-size: 4rem;
    margin-bottom: 24px;
}

.hope h2 {
    font-family: 'Noto Serif SC', serif;
    font-size: clamp(1.6rem, 3vw, 2.2rem);
    color: var(--color-white);
    margin-bottom: 24px;
}

.hope p {
    color: rgba(255, 255, 255, 0.85);
    font-size: 1.05rem;
    line-height: 2;
    max-width: 600px;
    margin: 0 auto 32px;
}

.hope-line {
    width: 60px;
    height: 2px;
    background: linear-gradient(90deg, var(--color-rose-light), var(--color-primary-light));
    margin: 0 auto 24px;
    border-radius: 2px;
}

.hope-footer {
    color: rgba(255, 255, 255, 0.6) !important;
    font-size: 0.9rem !important;
}

/* ========== 页脚 ========== */
.footer {
    background: #1a1028;
    padding: 60px 0 30px;
    color: rgba(255, 255, 255, 0.6);
}

.footer-content {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 40px;
}

.footer-brand {
    font-family: 'Noto Serif SC', serif;
    font-size: 1.3rem;
    color: var(--color-white);
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.footer-brand p {
    font-family: 'Noto Sans SC', sans-serif;
    font-size: 0.88rem;
    color: rgba(255, 255, 255, 0.4);
    font-weight: 300;
}

.footer-links h4 {
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.95rem;
    margin-bottom: 16px;
}

.footer-links ul {
    list-style: none;
    padding: 0;
}

.footer-links li {
    padding: 4px 0;
    font-size: 0.88rem;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.5);
    text-decoration: none;
    transition: var(--transition);
}

.footer-links a:hover {
    color: var(--color-primary-light);
}

.hotline {
    color: var(--color-rose-light) !important;
    font-family: 'Noto Serif SC', serif;
    font-weight: 600;
}

.footer-bottom {
    padding-top: 24px;
    border-top: 1px solid rgba(255, 255, 255, 0.06);
    text-align: center;
    font-size: 0.85rem;
}

.footer-note {
    color: rgba(255, 255, 255, 0.3);
    font-size: 0.78rem;
    margin-top: 8px;
}

/* ========== 滚动动画 ========== */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ========== 响应式 ========== */
@media (max-width: 1024px) {
    .about-grid,
    .illness-cards,
    .action-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .resource-grid {
        grid-template-columns: 1fr;
    }

    .resource-card.crisis {
        grid-column: span 1;
    }

    .hotline-list {
        grid-template-columns: 1fr;
    }

    .footer-content {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: rgba(250, 247, 244, 0.98);
        backdrop-filter: blur(20px);
        flex-direction: column;
        padding: 16px 24px;
        border-bottom: 1px solid var(--color-border);
        box-shadow: var(--shadow-soft);
    }

    .nav-links.active {
        display: flex;
    }

    .nav-links a {
        color: var(--color-text);
        padding: 12px 16px;
    }

    .nav-toggle {
        display: flex;
    }

    .about-grid,
    .illness-cards,
    .action-grid {
        grid-template-columns: 1fr;
    }

    .illness-card {
        height: 380px;
    }

    .hero-stats {
        flex-direction: column;
        gap: 16px;
    }

    .story-card {
        padding: 36px 24px;
    }

    .footer-content {
        grid-template-columns: 1fr;
        gap: 24px;
    }

    .section {
        padding: 70px 0;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 1.8rem;
    }

    .hero-subtitle {
        font-size: 0.95rem;
    }

    .btn {
        padding: 12px 24px;
        font-size: 0.9rem;
    }

    .illness-card {
        height: 400px;
    }
}