/* Style for RoAsters CF - Fully Static Reference Website */
@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700;800&family=Noto+Sans+TC:wght@300;400;500;700;900&display=swap');

:root {
  --font-primary: 'Outfit', 'Noto Sans TC', sans-serif;
  --color-bg-base: #fbfbfa;
  --color-bg-alt: #f4f3f0;
  --color-bg-card: #ffffff;
  --color-bg-dark: #121212;
  --color-bg-dark-alt: #1a1a1a;
  
  --color-text-primary: #1c1a17;
  --color-text-muted: #6e6a62;
  --color-text-light: #ffffff;
  
  --color-primary: #a67c37;
  --color-primary-hover: #8e672c;
  --color-accent: #c8963e;
  
  --border-radius-sm: 8px;
  --border-radius-md: 16px;
  --border-radius-lg: 24px;
  
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04);
  --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 16px 40px rgba(0, 0, 0, 0.1);
  
  --transition-smooth: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  --header-height: 80px;
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

body {
  background-color: var(--color-bg-base);
  color: var(--color-text-primary);
  font-family: var(--font-primary);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

a {
  color: inherit;
  text-decoration: none;
  transition: var(--transition-smooth);
}

img, video {
  max-width: 100%;
  height: auto;
  display: block;
}

iframe {
  border: 0;
  border-radius: var(--border-radius-md);
  width: 100%;
}

/* Base Components & Typography */
h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: 1.25;
  color: var(--color-text-primary);
}

h1 { font-size: 2.75rem; font-weight: 800; }
h2 { font-size: 2.25rem; }
h3 { font-size: 1.75rem; }
h4 { font-size: 1.25rem; }

p {
  margin-bottom: 1rem;
}

.text-center { text-align: center; }
.text-muted { color: var(--color-text-muted); }
.color-primary { color: var(--color-primary); }

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 32px;
  font-size: 0.95rem;
  font-weight: 600;
  border-radius: 50px;
  border: 2px solid transparent;
  cursor: pointer;
  transition: var(--transition-smooth);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.btn-primary {
  background-color: var(--color-primary);
  color: var(--color-text-light);
}

.btn-primary:hover {
  background-color: var(--color-primary-hover);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(166, 124, 55, 0.25);
}

.btn-outline {
  background-color: transparent;
  border-color: var(--color-text-primary);
  color: var(--color-text-primary);
}

.btn-outline:hover {
  background-color: var(--color-text-primary);
  color: var(--color-text-light);
  transform: translateY(-2px);
}

.btn-light {
  background-color: var(--color-bg-card);
  color: var(--color-text-primary);
  box-shadow: var(--shadow-sm);
}

.btn-light:hover {
  background-color: var(--color-bg-alt);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

/* Header */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--header-height);
  z-index: 1000;
  display: flex;
  align-items: center;
  transition: var(--transition-smooth);
}

.header.scrolled {
  background-color: rgba(251, 251, 250, 0.85);
  backdrop-filter: blur(12px);
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.02);
  height: 70px;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
}

.logo img {
  height: 48px;
  width: auto;
  transition: var(--transition-smooth);
}

.header.scrolled .logo img {
  height: 40px;
}

.nav {
  display: flex;
  align-items: center;
  gap: 36px;
}

.nav-link {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--color-text-primary);
  position: relative;
  padding: 6px 0;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--color-primary);
  transition: var(--transition-smooth);
}

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

.nav-link.active {
  color: var(--color-primary);
  font-weight: 600;
}

/* Menu Toggle for Mobile */
.menu-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  z-index: 1010;
  padding: 8px;
}

.menu-toggle span {
  display: block;
  width: 26px;
  height: 2px;
  background-color: var(--color-text-primary);
  margin: 6px 0;
  transition: var(--transition-smooth);
}

/* Sidebar / Mobile Menu Overlay */
.mobile-menu {
  position: fixed;
  top: 0;
  right: -100%;
  width: 100%;
  max-width: 380px;
  height: 100vh;
  background-color: var(--color-bg-base);
  box-shadow: var(--shadow-lg);
  z-index: 1005;
  display: flex;
  flex-direction: column;
  padding: 100px 40px 40px;
  transition: var(--transition-smooth);
}

.mobile-menu.active {
  right: 0;
}

.mobile-menu-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100vh;
  background-color: rgba(0, 0, 0, 0.4);
  backdrop-filter: blur(4px);
  z-index: 1004;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition-smooth);
}

.mobile-menu-overlay.active {
  opacity: 1;
  visibility: visible;
}

.mobile-nav {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.mobile-nav-link {
  font-size: 1.25rem;
  font-weight: 600;
  padding: 8px 0;
  border-bottom: 1px solid rgba(0, 0, 0, 0.05);
}

/* Hero Section */
.hero {
  padding-top: calc(var(--header-height) + 40px);
  padding-bottom: 80px;
  display: flex;
  align-items: center;
  min-height: 85vh;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 60px;
  align-items: center;
}

.hero-content {
  max-width: 600px;
}

.hero-title {
  margin-bottom: 24px;
  font-size: 3rem;
  font-weight: 800;
  letter-spacing: -0.5px;
}

.hero-subtitle {
  font-size: 1.25rem;
  color: var(--color-text-muted);
  margin-bottom: 36px;
  font-weight: 400;
}

.hero-image-container {
  position: relative;
  border-radius: var(--border-radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.hero-image {
  width: 100%;
  transform: scale(1.02);
  transition: var(--transition-smooth);
}

.hero-image-container:hover .hero-image {
  transform: scale(1.06);
}

/* Announcement Banner */
.announcement-banner {
  background-color: #f7ebdb;
  border-left: 4px solid var(--color-primary);
  border-radius: var(--border-radius-md);
  padding: 24px 32px;
  margin-bottom: 48px;
  box-shadow: var(--shadow-sm);
  animation: fadeIn 0.8s ease;
}

.announcement-banner h3 {
  color: var(--color-primary-hover);
  font-size: 1.25rem;
  margin-bottom: 8px;
  font-weight: 700;
}

.announcement-banner p {
  color: #5c4e3b;
  margin: 0;
  font-size: 0.95rem;
  line-height: 1.6;
}

/* Section Header */
.section-header {
  max-width: 680px;
  margin: 0 auto 60px;
  text-align: center;
}

.section-label {
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: var(--color-primary);
  margin-bottom: 12px;
  display: block;
}

.section-title {
  font-size: 2.25rem;
  margin-bottom: 16px;
}

/* Pain Points Section */
.section-painpoints {
  background-color: var(--color-bg-alt);
  padding: 100px 0;
}

.painpoints-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 32px;
  margin-top: 40px;
}

.painpoint-card {
  background-color: var(--color-bg-card);
  padding: 40px 32px;
  border-radius: var(--border-radius-md);
  box-shadow: var(--shadow-sm);
  transition: var(--transition-smooth);
  border: 1px solid rgba(0, 0, 0, 0.02);
}

.painpoint-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-md);
  border-color: rgba(166, 124, 55, 0.1);
}

.painpoint-icon {
  font-size: 2rem;
  margin-bottom: 20px;
  display: inline-block;
}

.painpoint-card h4 {
  margin-bottom: 12px;
}

/* Features Section */
.section-features {
  padding: 120px 0;
}

.features-intro {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 60px;
  align-items: center;
  margin-bottom: 100px;
}

.features-intro-image {
  border-radius: 25% 10%;
  overflow: hidden;
  box-shadow: var(--shadow-md);
}

.features-intro-content h3 {
  font-size: 2rem;
  margin-bottom: 20px;
}

.features-intro-content p {
  color: var(--color-text-muted);
  font-size: 1.05rem;
  margin-bottom: 32px;
}

.feature-list-item {
  margin-bottom: 24px;
}

.feature-list-item h4 {
  font-size: 1.15rem;
  margin-bottom: 6px;
  display: flex;
  align-items: center;
  gap: 12px;
}

.feature-list-item h4::before {
  content: '';
  display: inline-block;
  width: 8px;
  height: 8px;
  background-color: var(--color-primary);
  border-radius: 50%;
}

.feature-list-item p {
  font-size: 0.95rem;
  color: var(--color-text-muted);
  padding-left: 20px;
  margin: 0;
}

/* Core Features Detailed Grid */
.features-detailed-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 48px;
}

.feature-detail-card {
  background-color: var(--color-bg-card);
  border-radius: var(--border-radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  transition: var(--transition-smooth);
}

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

.feature-detail-card img {
  width: 100%;
  height: 280px;
  object-fit: cover;
}

.feature-detail-card.reverse {
  flex-direction: column-reverse;
}

.feature-detail-body {
  padding: 36px;
}

.feature-detail-body h4 {
  font-size: 1.35rem;
  margin-bottom: 12px;
}

.feature-detail-body p {
  color: var(--color-text-muted);
  font-size: 0.95rem;
  margin: 0;
}

/* Flavor Color Cards Section */
.section-flavors {
  background-color: var(--color-bg-alt);
  padding: 120px 0;
}

.flavors-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 30px;
  margin-top: 50px;
}

.flavor-card {
  background-color: var(--color-bg-card);
  border-radius: var(--border-radius-md);
  padding: 36px 30px;
  box-shadow: var(--shadow-sm);
  transition: var(--transition-smooth);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  border-top: 6px solid var(--flavor-color, var(--color-primary));
}

.flavor-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-md);
}

.flavor-tag {
  color: var(--color-text-light);
  background-color: var(--flavor-color, var(--color-primary));
  font-weight: 700;
  font-size: 0.9rem;
  letter-spacing: 1px;
  padding: 8px 16px;
  border-radius: 30px;
  display: inline-block;
  align-self: flex-start;
  margin-bottom: 20px;
}

.flavor-card p {
  font-size: 0.95rem;
  color: var(--color-text-muted);
  line-height: 1.6;
  flex-grow: 1;
  margin-bottom: 24px;
}

.flavor-action {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--color-primary);
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.flavor-action::after {
  content: '→';
  transition: var(--transition-smooth);
}

.flavor-card:hover .flavor-action::after {
  transform: translateX(4px);
}

/* Store & Contact Section */
.section-store {
  padding: 120px 0;
}

.store-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 60px;
  background-color: var(--color-bg-card);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-md);
  overflow: hidden;
  margin-top: 40px;
}

.store-info {
  padding: 60px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.store-info h3 {
  font-size: 2rem;
  margin-bottom: 16px;
}

.store-warning {
  background-color: rgba(200, 150, 62, 0.08);
  border-left: 3px solid var(--color-primary);
  padding: 12px 18px;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--color-primary-hover);
  margin-bottom: 28px;
  border-radius: 4px;
}

.store-details {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.store-detail-item h4 {
  font-size: 1rem;
  margin-bottom: 4px;
  color: var(--color-text-primary);
}

.store-detail-item p {
  color: var(--color-text-muted);
  margin: 0;
  font-size: 0.95rem;
}

.store-map iframe {
  height: 100%;
  min-height: 450px;
  border-radius: 0;
}

/* Partner Testimonial Grid (flavor.html) */
.partners-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
  gap: 40px;
  padding: 60px 0 120px;
}

.partner-card {
  background-color: var(--color-bg-card);
  border-radius: var(--border-radius-md);
  box-shadow: var(--shadow-sm);
  padding: 40px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: var(--transition-smooth);
  border: 1px solid rgba(0, 0, 0, 0.03);
}

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

.partner-header {
  display: flex;
  align-items: center;
  gap: 20px;
  margin-bottom: 24px;
}

.partner-avatar {
  width: 70px;
  height: 70px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid var(--color-primary);
}

.partner-meta h3 {
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 2px;
}

.partner-social {
  display: flex;
  gap: 10px;
}

.partner-social a {
  font-size: 1.1rem;
  color: var(--color-text-muted);
}

.partner-social a:hover {
  color: var(--color-primary);
}

.partner-quote {
  font-size: 0.95rem;
  line-height: 1.7;
  color: var(--color-text-muted);
  flex-grow: 1;
}

.partner-quote p {
  margin-bottom: 12px;
}

/* About Us Layout (aboutus.html) */
.about-hero {
  padding: calc(var(--header-height) + 60px) 0 80px;
}

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

.about-image {
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-lg);
}

.about-content h2 {
  font-size: 2.25rem;
  margin-bottom: 20px;
}

.about-content p {
  color: var(--color-text-muted);
  font-size: 1rem;
  line-height: 1.8;
  margin-bottom: 20px;
}

/* Contact Us Layout (contactus.html) */
.contact-section {
  padding: calc(var(--header-height) + 60px) 0 120px;
  background-color: var(--color-bg-alt);
}

.contact-box {
  background-color: var(--color-bg-card);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-lg);
  padding: 60px;
  max-width: 800px;
  margin: 0 auto;
}

.contact-box h2 {
  font-size: 2rem;
  margin-bottom: 12px;
  text-align: center;
}

.contact-box p.intro {
  text-align: center;
  color: var(--color-text-muted);
  margin-bottom: 40px;
}

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

.form-group {
  margin-bottom: 20px;
  display: flex;
  flex-direction: column;
}

.form-group.full-width {
  grid-column: span 2;
}

.form-group label {
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--color-text-primary);
}

.form-group input,
.form-group select,
.form-group textarea {
  font-family: var(--font-primary);
  font-size: 0.95rem;
  padding: 12px 16px;
  border-radius: var(--border-radius-sm);
  border: 1px solid rgba(0, 0, 0, 0.12);
  background-color: #faf9f6;
  color: var(--color-text-primary);
  transition: var(--transition-smooth);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  background-color: var(--color-bg-card);
  box-shadow: 0 0 0 4px rgba(166, 124, 55, 0.08);
}

.form-group textarea {
  resize: vertical;
  min-height: 140px;
}

.form-submit {
  grid-column: span 2;
  display: flex;
  justify-content: center;
  margin-top: 16px;
}

.contact-alternative {
  text-align: center;
  margin-top: 48px;
  padding-top: 36px;
  border-top: 1px solid rgba(0, 0, 0, 0.05);
}

.contact-alternative p {
  font-size: 0.95rem;
  font-weight: 500;
  margin-bottom: 8px;
}

.contact-alternative a {
  color: var(--color-primary);
  font-weight: 700;
  font-size: 1.1rem;
}

.contact-alternative a:hover {
  color: var(--color-primary-hover);
  text-decoration: underline;
}

/* Success Message styles */
.form-success-message {
  background-color: rgba(126, 168, 132, 0.1);
  border: 1px solid rgba(126, 168, 132, 0.3);
  padding: 24px;
  border-radius: var(--border-radius-md);
  text-align: center;
  animation: slideUp 0.5s ease;
}

.form-success-message h3 {
  color: #557d5a;
  margin-bottom: 8px;
}

.form-success-message p {
  color: #3b5c40;
  margin: 0;
}

/* Footer */
.footer {
  background-color: var(--color-bg-dark);
  color: #a5a29c;
  padding: 80px 0 40px;
  font-size: 0.9rem;
}

.footer-grid {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 60px;
  flex-wrap: wrap;
  gap: 40px;
}

.footer-links-group {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 40px;
}

.footer-links-col h4 {
  color: var(--color-text-light);
  font-size: 0.95rem;
  font-weight: 600;
  margin-bottom: 20px;
}

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

.footer-links-col ul li {
  margin-bottom: 12px;
}

.footer-links-col ul li a:hover {
  color: var(--color-text-light);
}

.footer-newsletter h4 {
  color: var(--color-text-light);
  margin-bottom: 12px;
}

.footer-newsletter p {
  font-size: 0.85rem;
  margin-bottom: 20px;
}

.newsletter-form {
  display: flex;
  gap: 12px;
}

.newsletter-form input {
  flex-grow: 1;
  padding: 12px 16px;
  border-radius: 30px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  background-color: var(--color-bg-dark-alt);
  color: var(--color-text-light);
  font-size: 0.85rem;
  font-family: var(--font-primary);
}

.newsletter-form input:focus {
  outline: none;
  border-color: var(--color-primary);
}

.newsletter-form button {
  padding: 12px 24px;
  border-radius: 30px;
  border: none;
  background-color: var(--color-primary);
  color: var(--color-text-light);
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition-smooth);
}

.newsletter-form button:hover {
  background-color: var(--color-primary-hover);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  padding-top: 40px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 20px;
}

.footer-contacts {
  display: flex;
  align-items: center;
  gap: 40px;
}

.footer-logo {
  height: 36px;
}

.footer-social-links {
  display: flex;
  gap: 16px;
}

.footer-social-links a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background-color: var(--color-bg-dark-alt);
  color: #a5a29c;
  transition: var(--transition-smooth);
}

.footer-social-links a:hover {
  background-color: var(--color-primary);
  color: var(--color-text-light);
  transform: translateY(-2px);
}

.copyright {
  width: 100%;
  text-align: center;
  margin-top: 40px;
  font-size: 0.8rem;
  border-top: 1px solid rgba(255, 255, 255, 0.03);
  padding-top: 20px;
}

/* Back to Top */
.back-to-top {
  position: fixed;
  bottom: 30px;
  right: 30px;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background-color: var(--color-primary);
  color: var(--color-text-light);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  box-shadow: var(--shadow-md);
  opacity: 0;
  visibility: hidden;
  transition: var(--transition-smooth);
  z-index: 999;
}

.back-to-top.visible {
  opacity: 1;
  visibility: visible;
}

.back-to-top:hover {
  background-color: var(--color-primary-hover);
  transform: translateY(-4px);
}

/* Animations */
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes slideUp {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Responsive Rules */
@media (max-width: 1024px) {
  h1 { font-size: 2.25rem; }
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .hero-content {
    max-width: 100%;
    text-align: center;
  }
  .hero-image-container {
    max-width: 500px;
    margin: 0 auto;
  }
  .features-intro {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .features-intro-image {
    max-width: 500px;
    margin: 0 auto;
    order: -1;
  }
  .features-detailed-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  .store-grid {
    grid-template-columns: 1fr;
  }
  .store-info {
    padding: 40px;
  }
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }
}

@media (max-width: 768px) {
  .header {
    height: 70px;
  }
  .nav {
    display: none;
  }
  .menu-toggle {
    display: block;
  }
  .form-grid {
    grid-template-columns: 1fr;
  }
  .form-group.full-width {
    grid-column: span 1;
  }
  .contact-box {
    padding: 30px 20px;
  }
  .footer-bottom {
    flex-direction: column;
    align-items: center;
    text-align: center;
  }
  .footer-contacts {
    flex-direction: column;
    gap: 20px;
  }
}