:root {
--sage-50: #f8faf9;
--sage-100: #f1f4f3;
--sage-200: #e4e9e7;
--sage-300: #d1d9d5;
--sage-400: #a8b8b1;
--sage-500: #879a90;
--sage-600: #6a7f74;
--sage-700: #57685f;
--sage-800: #48544d;
--sage-900: #3e4742;
--sage-950: #252c28;

--primary: var(--sage-600);
--primary-hover: var(--sage-700);
--text-primary: var(--sage-900);
--text-secondary: var(--sage-700);
--bg-primary: var(--sage-50);
--bg-secondary: var(--sage-100);
--bg-tertiary: var(--sage-200);
--shadow-color: rgba(106, 127, 116, 0.08);
--card-bg: #ffffff;
--quote-bg: var(--sage-100);
--border-radius: 2rem;
--transition-all: all 0.5s cubic-bezier(0.16, 1, 0.3, 1);
--header-height: 70px;
--skeleton-color: rgba(106, 127, 116, 0.05);
--skeleton-animation: skeleton-loading 1.5s ease-in-out infinite;
}

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

html {
scroll-behavior: smooth;
}

body {
font-family: 'Poppins', sans-serif;
background-color: var(--bg-primary);
color: var(--text-primary);
line-height: 1.6;
transition: var(--transition-all);
overflow-x: hidden;
}

.loading-container {
position: fixed;
top: 0;
left: 0;
width: 100%;
height: 100%;
background-color: var(--bg-primary);
display: flex;
flex-direction: column;
justify-content: center;
align-items: center;
z-index: 9999;
transition: opacity 0.5s ease;
}

.loader {
width: 50px;
height: 50px;
border: 6px solid var(--bg-secondary);
border-top: 6px solid var(--primary);
border-radius: 50%;
animation: spin 1s linear infinite;
margin-bottom: 1rem;
}

.loading-text {
font-size: 1rem;
color: var(--text-secondary);
}

@keyframes spin {
0% { transform: rotate(0deg); }
100% { transform: rotate(360deg); }
}

.header-container {
margin: 20px;
margin-top: 10px;
}

.header-content {
display: flex;
justify-content: space-between;
align-items: center;
}

.back-button {
display: flex;
align-items: center;
gap: 0.5rem;
text-decoration: none;
color: var(--primary);
font-weight: 500;
padding: 0.75rem 1.5rem;
border-radius: 50px;
transition: var(--transition-all);
background-color: var(--card-bg);
box-shadow: 0 2px 12px var(--shadow-color);
border: 1px solid var(--sage-200);
}

.back-button:hover {
background-color: var(--sage-100);
transform: translateX(-5px);
color: var(--primary-hover);
}

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

.hero {
text-align: center;
margin-bottom: 3rem;
position: relative;
}

.hero-tag {
font-size: 2.5rem;
font-weight: 700;
margin-bottom: 1rem;
color: var(--sage-700);
position: relative;
display: inline-block;
opacity: 0;
transform: translateY(20px);
}

.hero-tag::after {
content: '';
position: absolute;
bottom: -8px;
left: 0;
width: 100%;
height: 3px;
background: linear-gradient(90deg, transparent, var(--primary), transparent);
transform: scaleX(0);
transform-origin: center;
transition: transform 0.6s cubic-bezier(0.23, 1, 0.320, 1);
}

.hero-tag.animate::after {
transform: scaleX(1);
}

.tagline {
font-size: 1.2rem;
color: var(--text-secondary);
margin-bottom: 2rem;
opacity: 0;
transform: translateY(10px);
}

.quick-guide {
background-color: var(--card-bg);
border-radius: var(--border-radius);
padding: 0;
margin-bottom: 3rem;
transition: var(--transition-all);
overflow: hidden;
box-shadow: 0 4px 20px var(--shadow-color);
transform: translateY(20px);
opacity: 0;
border: 1px solid var(--sage-200);
}

.guide-header {
padding: 1.5rem 2rem;
display: flex;
justify-content: space-between;
align-items: center;
cursor: pointer;
transition: var(--transition-all);
position: relative;
overflow: hidden;
background-color: var(--sage-50);
}

.guide-header:hover {
background-color: var(--sage-100);
}

.guide-header.active {
border-bottom: 1px solid var(--sage-200);
}

.guide-title {
font-size: 1.5rem;
color: var(--primary);
display: flex;
align-items: center;
gap: 0.5rem;
font-weight: 600;
}

.guide-toggle {
transition: transform 0.6s cubic-bezier(0.68, -0.55, 0.27, 1.55);
color: var(--primary);
}

.guide-toggle.active {
transform: rotate(180deg);
}

.guide-content {
max-height: 0;
overflow: hidden;
transition: max-height 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.guide-content.active {
max-height: 1000px;
}

.guide-grid {
display: grid;
grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
gap: 1.5rem;
padding: 0 2rem 2rem;
transform: translateY(10px);
opacity: 0;
transition: all 0.5s ease 0.2s;
}

.guide-content.active .guide-grid {
transform: translateY(0);
opacity: 1;
}

.guide-card {
background-color: var(--card-bg);
border-radius: calc(var(--border-radius) - 0.5rem);
padding: 1.5rem;
transition: var(--transition-all);
box-shadow: 0 2px 10px var(--shadow-color);
transform: translateY(20px);
opacity: 0;
border: 1px solid var(--sage-200);
}

.guide-card:nth-child(1) { transition-delay: 0.1s; }
.guide-card:nth-child(2) { transition-delay: 0.2s; }
.guide-card:nth-child(3) { transition-delay: 0.3s; }

.guide-content.active .guide-card {
transform: translateY(0);
opacity: 1;
}

.guide-card:hover {
transform: translateY(-5px);
box-shadow: 0 8px 25px rgba(106, 127, 116, 0.15);
}

.guide-card-title {
font-size: 1.1rem;
font-weight: 600;
margin-bottom: 0.5rem;
display: flex;
align-items: center;
gap: 0.5rem;
}

.guide-card-content {
font-size: 0.95rem;
color: var(--text-secondary);
}

.guide-card-content p {
margin-bottom: 0.5rem;
}

.terms-container {
background-color: var(--card-bg);
border-radius: var(--border-radius);
padding: 2rem;
margin-bottom: 3rem;
transition: var(--transition-all);
box-shadow: 0 4px 20px var(--shadow-color);
transform: translateY(20px);
opacity: 0;
border: 1px solid var(--sage-200);
}

.terms-title {
font-size: 1.8rem;
margin-bottom: 1.5rem;
color: var(--primary);
border-bottom: 2px solid var(--sage-200);
padding-bottom: 0.5rem;
position: relative;
font-weight: 600;
}

.terms-title::after {
content: '';
position: absolute;
bottom: -2px;
left: 0;
width: 100px;
height: 2px;
background: var(--primary);
transform: scaleX(0);
transform-origin: left;
transition: transform 0.6s cubic-bezier(0.23, 1, 0.320, 1) 0.3s;
}

.terms-title.animate::after {
transform: scaleX(1);
}

.terms-section {
margin-bottom: 2rem;
padding: 1.5rem;
border-radius: calc(var(--border-radius) - 0.5rem);
transition: var(--transition-all);
transform: translateX(-10px);
opacity: 0;
background-color: var(--sage-50);
border: 1px solid var(--sage-200);
}

.terms-section:nth-child(odd) {
transform: translateX(10px);
}

.terms-section-title {
font-size: 1.3rem;
margin-bottom: 0.8rem;
color: var(--text-primary);
position: relative;
padding-left: 1rem;
font-weight: 600;
}

.terms-section-title::before {
content: '';
position: absolute;
left: 0;
top: 0;
height: 100%;
width: 4px;
background: var(--primary);
border-radius: 2px;
transform: scaleY(0);
transform-origin: top;
transition: transform 0.5s cubic-bezier(0.23, 1, 0.320, 1);
}

.terms-section.in-view .terms-section-title::before {
transform: scaleY(1);
}

.terms-section-content {
color: var(--text-secondary);
margin-left: 0;
}

.terms-section-content p {
margin-bottom: 0.8rem;
}

.terms-section-content ul {
margin-left: 1.5rem;
margin-bottom: 0.8rem;
}

.terms-section-content li {
margin-bottom: 0.5rem;
position: relative;
padding-left: 0.5rem;
}

.terms-section-content li::before {
color: var(--primary);
position: absolute;
left: -0.8rem;
font-weight: bold;
}

.terms-section-content a {
color: var(--primary);
text-decoration: none;
font-weight: 500;
transition: var(--transition-all);
}

.terms-section-content a:hover {
color: var(--primary-hover);
text-decoration: underline;
}

.highlight {
background-color: var(--quote-bg);
padding: 1.5rem;
border-left: 4px solid var(--primary);
border-radius: calc(var(--border-radius) - 0.5rem);
margin: 1.5rem 0;
font-size: 0.9rem;
transform: translateY(10px);
opacity: 0;
border: 1px solid var(--sage-200);
}

footer {
text-align: center;
padding: 2rem;
color: var(--text-secondary);
font-size: 0.9rem;
border-top: 1px solid var(--sage-200);
margin-top: 2rem;
background-color: var(--sage-50);
}

.contact-link {
color: var(--primary);
text-decoration: none;
padding: 6px 12px;
border-radius: 20px;
background: rgba(106, 127, 116, 0.1);
transition: var(--transition-all);
display: inline-block;
margin: 0.2rem 0;
}

.contact-link:hover {
background: rgba(106, 127, 116, 0.2);
text-decoration: none;
}

@media (max-width: 768px) {
main {
padding: 1rem;
}

.hero-tag {
font-size: 1.8rem;
}

.tagline {
font-size: 1rem;
}

.guide-grid {
grid-template-columns: 1fr;
padding: 0 1rem 1.5rem;
}

.guide-header {
padding: 1.5rem;
}

.terms-container {
padding: 1.5rem;
}

.terms-section {
padding: 1rem;
}

.header-container {
margin: 15px;
}
}

@media (max-width: 480px) {
.hero-tag {
font-size: 1.5rem;
}

.terms-title {
font-size: 1.5rem;
}

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

.back-button {
padding: 0.6rem 1.2rem;
font-size: 0.9rem;
}
}

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

.fade-in {
animation: fadeInUp 0.8s ease forwards;
}

@keyframes gentleBounce {
0%, 100% { transform: translateY(0); }
50% { transform: translateY(-5px); }
}

.gentle-bounce {
animation: gentleBounce 2s ease-in-out infinite;
}

@keyframes float {
0%, 100% { transform: translateY(0); }
50% { transform: translateY(-10px); }
}

.floating {
animation: float 6s ease-in-out infinite;
}