/* Import Premium Google Fonts */
@import url('https://fonts.googleapis.com/css2?family=Montserrat:wght@300;400;500;600;700&family=Playfair+Display:ital,wght@0,400;0,600;0,700;1,400&display=swap');

/* CSS Variables for Premium Design System */
:root {
  --color-bg-primary: #fff8f8;
  --color-bg-secondary: #ffffff;
  --color-text-primary: #2d2426;
  --color-text-secondary: #605053;
  --color-accent-soft: #f8d7da;
  --color-accent-pink: #f06292;
  --color-accent-dark-pink: #d81b60;
  --color-accent-rose: #e91e63;
  --color-accent-gold: #d4af37;
  --color-shadow: rgba(233, 30, 99, 0.08);
  --color-shadow-hover: rgba(233, 30, 99, 0.15);
  
  --font-serif: 'Playfair Display', Georgia, serif;
  --font-sans: 'Montserrat', system-ui, -apple-system, sans-serif;
  
  --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --border-radius-sm: 8px;
  --border-radius-md: 16px;
  --border-radius-lg: 24px;
}

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

body {
  font-family: var(--font-sans);
  background-color: var(--color-bg-primary);
  color: var(--color-text-primary);
  line-height: 1.7;
  font-size: 16px;
  overflow-x: hidden;
}

/* Typography Details */
h1, h2, h3, h4 {
  font-family: var(--font-serif);
  font-weight: 700;
  color: var(--color-text-primary);
  line-height: 1.3;
}

p {
  margin-bottom: 1.5rem;
  font-weight: 400;
  color: var(--color-text-secondary);
}

strong {
  color: var(--color-accent-dark-pink);
  font-weight: 600;
}

/* Main Site Header & Nav */
header {
  background-color: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  position: sticky;
  top: 0;
  z-index: 100;
  border-bottom: 1px solid rgba(233, 30, 99, 0.1);
  padding: 1.25rem 2rem;
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.02);
}

.logo {
  text-align: center;
  margin-bottom: 1rem;
}

.logo a {
  font-family: var(--font-serif);
  font-size: 2.2rem;
  font-weight: 700;
  text-decoration: none;
  color: var(--color-text-primary);
  background: linear-gradient(45deg, var(--color-accent-rose), var(--color-accent-dark-pink));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  letter-spacing: -0.5px;
}

header nav[aria-label="Main Navigation"] ul {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  list-style: none;
  gap: 1.5rem;
  margin-bottom: 1rem;
}

header nav[aria-label="Main Navigation"] a {
  text-decoration: none;
  font-weight: 500;
  font-size: 0.85rem;
  color: var(--color-text-secondary);
  transition: var(--transition-smooth);
  padding: 0.25rem 0.5rem;
  border-bottom: 2px solid transparent;
  text-transform: uppercase;
  letter-spacing: 1px;
}

header nav[aria-label="Main Navigation"] a:hover {
  color: var(--color-accent-rose);
  border-bottom: 2px solid var(--color-accent-rose);
}

/* Breadcrumbs Styling */
.breadcrumbs {
  font-size: 0.85rem;
  border-top: 1px solid rgba(233, 30, 99, 0.05);
  padding-top: 0.75rem;
}

.breadcrumbs ol {
  display: flex;
  flex-wrap: wrap;
  list-style: none;
  gap: 0.5rem;
  color: var(--color-text-secondary);
}

.breadcrumbs li + li::before {
  content: "/";
  margin-right: 0.5rem;
  color: #c4b5b7;
}

.breadcrumbs a {
  text-decoration: none;
  color: var(--color-text-secondary);
  transition: var(--transition-smooth);
}

.breadcrumbs a:hover {
  color: var(--color-accent-rose);
}

.breadcrumbs li[aria-current="page"] {
  color: var(--color-accent-dark-pink);
  font-weight: 500;
}

/* Homepage Hero Section */
.homepage-hero {
  text-align: center;
  padding: 5rem 2rem;
  background: radial-gradient(circle at top right, rgba(240, 98, 146, 0.15), transparent 50%),
              radial-gradient(circle at bottom left, rgba(233, 30, 99, 0.05), transparent 40%),
              var(--color-bg-secondary);
  border-radius: var(--border-radius-lg);
  box-shadow: 0 10px 40px var(--color-shadow);
  margin: 2rem auto;
  max-width: 1300px;
  border: 1px solid rgba(233, 30, 99, 0.05);
}

.homepage-hero h1 {
  font-size: 3.5rem;
  margin-bottom: 1.5rem;
  letter-spacing: -1px;
}

.homepage-hero p.intro-text {
  font-size: 1.2rem;
  max-width: 800px;
  margin: 0 auto 2.5rem auto;
  color: var(--color-text-secondary);
}

.hero-ctas {
  display: flex;
  justify-content: center;
  gap: 1.5rem;
  flex-wrap: wrap;
}

.btn-primary, .btn-secondary {
  display: inline-block;
  padding: 0.9rem 2rem;
  border-radius: 50px;
  font-weight: 600;
  text-decoration: none;
  font-size: 0.95rem;
  transition: var(--transition-smooth);
}

.btn-primary {
  background: linear-gradient(135deg, var(--color-accent-rose), var(--color-accent-dark-pink));
  color: white;
  box-shadow: 0 5px 15px rgba(233, 30, 99, 0.3);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(233, 30, 99, 0.4);
}

.btn-secondary {
  background-color: var(--color-bg-secondary);
  color: var(--color-text-primary);
  border: 2px solid var(--color-accent-rose);
}

.btn-secondary:hover {
  background-color: var(--color-accent-soft);
  transform: translateY(-2px);
}

/* Category Grid & Cards */
.category-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.5rem;
  margin: 2.5rem 0;
}

.category-card {
  background-color: var(--color-bg-secondary);
  border-radius: var(--border-radius-md);
  padding: 2rem;
  text-align: center;
  box-shadow: 0 5px 20px var(--color-shadow);
  border: 1px solid rgba(233, 30, 99, 0.03);
  transition: var(--transition-smooth);
  text-decoration: none;
  color: inherit;
}

.category-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 30px var(--color-shadow-hover);
  border-color: var(--color-accent-soft);
}

.category-card .icon {
  font-size: 2.5rem;
  margin-bottom: 1rem;
  display: block;
}

.category-card h3 {
  font-size: 1.25rem;
  margin-bottom: 0.5rem;
  color: var(--color-text-primary);
}

.category-card p {
  font-size: 0.88rem;
  color: var(--color-text-secondary);
  margin-bottom: 0;
}

/* Designs Grid on Homepage */
.designs-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
  margin: 3rem 0;
}

.design-card {
  background-color: var(--color-bg-secondary);
  border-radius: var(--border-radius-md);
  overflow: hidden;
  box-shadow: 0 8px 25px var(--color-shadow);
  border: 1px solid rgba(233, 30, 99, 0.03);
  transition: var(--transition-smooth);
  display: flex;
  flex-direction: column;
}

.design-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 35px var(--color-shadow-hover);
}

.design-card img {
  width: 100%;
  height: 200px;
  object-fit: cover;
}

.design-card-content {
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.design-card-content h3 {
  font-size: 1.25rem;
  margin-bottom: 0.75rem;
}

.design-card-content p {
  font-size: 0.9rem;
  color: var(--color-text-secondary);
  margin-bottom: 1.5rem;
  flex-grow: 1;
}

.design-card-content .read-more {
  text-decoration: none;
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--color-accent-rose);
  align-self: flex-start;
  transition: var(--transition-smooth);
}

.design-card-content .read-more:hover {
  color: var(--color-accent-dark-pink);
  transform: translateX(3px);
}

/* Layout Grid: Main Content & Sidebar */
main {
  max-width: 1300px;
  margin: 3rem auto;
  padding: 0 2rem;
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
}

@media (min-width: 1024px) {
  main {
    grid-template-columns: 2.5fr 1fr;
    align-items: start;
  }
  
  /* Hompage template with no sidebar should be 1-column */
  main.homepage-main, main.full-width-main {
    grid-template-columns: 1fr;
  }
}

/* Article Styling */
article {
  background-color: var(--color-bg-secondary);
  padding: 2.5rem;
  border-radius: var(--border-radius-lg);
  box-shadow: 0 10px 40px var(--color-shadow);
  border: 1px solid rgba(233, 30, 99, 0.03);
}

article header {
  position: static;
  background: transparent;
  backdrop-filter: none;
  border: none;
  padding: 0;
  box-shadow: none;
  margin-bottom: 2.5rem;
}

article h1 {
  font-size: 2.75rem;
  margin-bottom: 1rem;
  line-height: 1.2;
  letter-spacing: -0.5px;
}

.meta-data {
  font-size: 0.9rem;
  color: var(--color-text-secondary);
  margin-bottom: 2rem;
  border-bottom: 1px solid rgba(233, 30, 99, 0.08);
  padding-bottom: 1rem;
}

.meta-data span {
  font-weight: 600;
  color: var(--color-text-primary);
}

.meta-data a {
  text-decoration: none;
  color: var(--color-accent-rose);
  font-weight: 500;
}

.meta-data a:hover {
  text-decoration: underline;
}

/* Figure & Image Styling */
figure {
  margin: 2rem 0;
  border-radius: var(--border-radius-md);
  overflow: hidden;
  box-shadow: 0 8px 30px var(--color-shadow);
  transition: var(--transition-smooth);
}

figure:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 40px var(--color-shadow-hover);
}

figure img {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
  transition: transform 0.5s ease;
}

figure:hover img {
  transform: scale(1.02);
}

figcaption {
  background-color: #faf4f5;
  padding: 1rem;
  font-size: 0.88rem;
  color: var(--color-text-secondary);
  border-top: 1px solid rgba(233, 30, 99, 0.05);
  text-align: center;
  font-style: italic;
}

/* Main Sections and Headings */
section {
  margin-bottom: 3.5rem;
}

section h2 {
  font-size: 2rem;
  margin-bottom: 1.5rem;
  border-bottom: 2px solid var(--color-accent-soft);
  padding-bottom: 0.5rem;
  display: inline-block;
}

section h3 {
  font-size: 1.35rem;
  margin-top: 2rem;
  margin-bottom: 0.75rem;
  color: var(--color-text-primary);
}

/* DIY Guide list styling */
ol {
  list-style: none;
  counter-reset: diy-counter;
}

ol li {
  counter-increment: diy-counter;
  position: relative;
  padding-left: 3.5rem;
  margin-bottom: 2rem;
}

ol li::before {
  content: counter(diy-counter);
  position: absolute;
  left: 0;
  top: 0.2rem;
  width: 2.2rem;
  height: 2.2rem;
  background: linear-gradient(135deg, var(--color-accent-rose), var(--color-accent-dark-pink));
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 1rem;
  box-shadow: 0 4px 10px rgba(233, 30, 99, 0.2);
}

/* Equipment list styling */
section ul {
  list-style: none;
  margin-bottom: 1.5rem;
}

section ul li {
  position: relative;
  padding-left: 2rem;
  margin-bottom: 1rem;
}

section ul li::before {
  content: "✦";
  position: absolute;
  left: 0;
  color: var(--color-accent-rose);
  font-size: 1.2rem;
  top: -0.1rem;
}

/* Sidebar / Aside Styling */
aside {
  background-color: var(--color-bg-secondary);
  padding: 2rem;
  border-radius: var(--border-radius-lg);
  box-shadow: 0 10px 40px var(--color-shadow);
  border: 1px solid rgba(233, 30, 99, 0.03);
  position: sticky;
  top: 6.5rem;
}

aside h2 {
  font-size: 1.5rem;
  margin-bottom: 1.5rem;
  border-bottom: 2px solid var(--color-accent-soft);
  padding-bottom: 0.5rem;
  font-family: var(--font-serif);
}

aside ul {
  list-style: none;
}

aside li {
  margin-bottom: 1rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px dashed rgba(233, 30, 99, 0.08);
}

aside li:last-child {
  border-bottom: none;
  margin-bottom: 0;
  padding-bottom: 0;
}

aside a {
  text-decoration: none;
  color: var(--color-text-secondary);
  font-weight: 500;
  transition: var(--transition-smooth);
  font-size: 0.95rem;
  display: block;
}

aside a:hover {
  color: var(--color-accent-rose);
  transform: translateX(4px);
}

/* Accordion FAQ Styling */
.faq-accordion {
  margin-top: 2rem;
}

.faq-item {
  background-color: #fff9fa;
  border: 1px solid rgba(233, 30, 99, 0.08);
  border-radius: var(--border-radius-sm);
  margin-bottom: 1rem;
  overflow: hidden;
  transition: var(--transition-smooth);
}

.faq-question-btn {
  width: 100%;
  text-align: left;
  background: none;
  border: none;
  padding: 1.25rem 1.5rem;
  font-family: var(--font-serif);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--color-text-primary);
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: var(--transition-smooth);
}

.faq-question-btn:hover {
  background-color: rgba(233, 30, 99, 0.02);
  color: var(--color-accent-rose);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  background-color: var(--color-bg-secondary);
}

.faq-answer-inner {
  padding: 1.25rem 1.5rem;
  border-top: 1px solid rgba(233, 30, 99, 0.05);
}

.faq-answer p {
  margin-bottom: 0;
}

.faq-icon {
  width: 24px;
  height: 24px;
  background: var(--color-accent-soft);
  border-radius: 50%;
  position: relative;
  transition: var(--transition-smooth);
  flex-shrink: 0;
  margin-left: 1rem;
}

.faq-icon::before,
.faq-icon::after {
  content: '';
  position: absolute;
  background-color: var(--color-accent-dark-pink);
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  transition: var(--transition-smooth);
}

.faq-icon::before {
  width: 10px;
  height: 2px;
}

.faq-icon::after {
  width: 2px;
  height: 10px;
}

/* Active FAQ states */
.faq-item.active {
  box-shadow: 0 4px 15px rgba(233, 30, 99, 0.05);
  border-color: rgba(233, 30, 99, 0.2);
}

.faq-item.active .faq-icon {
  background: var(--color-accent-rose);
  transform: rotate(45deg);
}

.faq-item.active .faq-icon::before,
.faq-item.active .faq-icon::after {
  background-color: white;
}

/* Interactive Customizer Widget Styling */
.customizer-widget {
  background: linear-gradient(135deg, #fff2f3 0%, #fffbfb 100%);
  border: 1px solid rgba(233, 30, 99, 0.15);
  border-radius: var(--border-radius-lg);
  padding: 2rem;
  margin: 3rem 0;
  box-shadow: 0 10px 30px rgba(233, 30, 99, 0.05);
}

.customizer-widget h2 {
  border-bottom: none;
  padding-bottom: 0;
  display: block;
  text-align: center;
  font-size: 1.8rem;
  margin-bottom: 0.5rem;
}

.customizer-intro {
  text-align: center;
  margin-bottom: 2rem;
  font-size: 0.95rem;
}

.customizer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
}

@media (min-width: 768px) {
  .customizer-grid {
    grid-template-columns: 1.2fr 1fr;
  }
}

.customizer-controls {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.control-group {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.control-label {
  font-weight: 600;
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--color-text-primary);
}

.control-options {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.custom-option {
  position: relative;
}

.custom-option input[type="radio"] {
  position: absolute;
  opacity: 0;
  width: 0;
  height: 0;
}

.option-btn {
  display: inline-block;
  padding: 0.5rem 1rem;
  background-color: var(--color-bg-secondary);
  border: 1px solid rgba(233, 30, 99, 0.15);
  border-radius: var(--border-radius-sm);
  cursor: pointer;
  font-size: 0.85rem;
  font-weight: 500;
  transition: var(--transition-smooth);
  color: var(--color-text-secondary);
  text-align: center;
}

.custom-option input[type="radio"]:checked + .option-btn {
  background-color: var(--color-accent-rose);
  border-color: var(--color-accent-rose);
  color: white;
  box-shadow: 0 4px 10px rgba(233, 30, 99, 0.2);
}

/* Color swatch specific option button */
.swatch-btn {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.4rem 0.8rem;
}

.swatch-color {
  width: 16px;
  height: 16px;
  border-radius: 50%;
  border: 1px solid rgba(0, 0, 0, 0.15);
  display: inline-block;
}

/* Preview Canvas Area */
.customizer-preview-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  background-color: var(--color-bg-secondary);
  border-radius: var(--border-radius-md);
  padding: 2rem;
  border: 1px dashed rgba(233, 30, 99, 0.1);
  box-shadow: inset 0 2px 10px rgba(0,0,0,0.01);
}

.nail-preview-canvas {
  width: 120px;
  height: 240px;
  position: relative;
  background-color: #f3d4cb; /* Stylized skin finger background */
  border-radius: 60px 60px 20px 20px;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.05);
  display: flex;
  justify-content: center;
  overflow: visible;
}

/* Cuticle line styling */
.nail-preview-canvas::before {
  content: '';
  position: absolute;
  bottom: 0;
  width: 100%;
  height: 60%;
  background: linear-gradient(to top, #e4beb3, #f3d4cb);
  border-radius: 0 0 20px 20px;
  z-index: 1;
}

.nail-plate {
  width: 70px;
  height: 150px;
  position: absolute;
  top: 15px;
  z-index: 5;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.15);
  transition: all 0.5s cubic-bezier(0.175, 0.885, 0.32, 1.275);
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.3);
}

/* Shape styles applied via Javascript */
.nail-plate.shape-almond {
  border-radius: 35px 35px 15px 15px / 80px 80px 15px 15px;
}

.nail-plate.shape-coffin {
  clip-path: polygon(15% 0%, 85% 0%, 100% 100%, 0% 100%);
  border-radius: 0 0 15px 15px;
}

.nail-plate.shape-square {
  border-radius: 6px 6px 15px 15px;
}

/* Airbrush gradient overlays */
.nail-gradient-layer {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  transition: background 0.5s ease;
}

/* Dynamic shine overlay to make the nail look glossy */
.nail-shine-layer {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(105deg, rgba(255,255,255,0.4) 0%, rgba(255,255,255,0.1) 30%, rgba(255,255,255,0) 31%, rgba(255,255,255,0) 80%, rgba(255,255,255,0.15) 100%);
  pointer-events: none;
  z-index: 8;
}

.nail-preview-label {
  margin-top: 1.5rem;
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--color-text-primary);
  text-align: center;
}

.nail-preview-description {
  margin-top: 0.25rem;
  font-size: 0.8rem;
  color: var(--color-text-secondary);
  text-align: center;
  max-width: 200px;
}

/* Contact Form Styling */
.contact-form-container {
  max-width: 600px;
  margin: 0 auto;
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  background-color: #fffafb;
  padding: 2.5rem;
  border-radius: var(--border-radius-md);
  border: 1px solid rgba(233, 30, 99, 0.08);
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

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

.form-group input, .form-group textarea {
  padding: 0.8rem 1rem;
  border-radius: var(--border-radius-sm);
  border: 1px solid rgba(233, 30, 99, 0.15);
  font-family: var(--font-sans);
  font-size: 0.95rem;
  outline: none;
  transition: var(--transition-smooth);
}

.form-group input:focus, .form-group textarea:focus {
  border-color: var(--color-accent-rose);
  box-shadow: 0 0 8px rgba(233, 30, 99, 0.15);
}

.submit-btn {
  background: linear-gradient(135deg, var(--color-accent-rose), var(--color-accent-dark-pink));
  color: white;
  padding: 1rem;
  border: none;
  border-radius: var(--border-radius-sm);
  font-weight: 600;
  font-size: 1rem;
  cursor: pointer;
  transition: var(--transition-smooth);
  box-shadow: 0 5px 15px rgba(233, 30, 99, 0.2);
}

.submit-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(233, 30, 99, 0.3);
}

/* Footer Section Styling */
footer {
  background-color: var(--color-text-primary);
  color: #f7eded;
  padding: 3rem 2rem;
  margin-top: 5rem;
  border-top: 4px solid var(--color-accent-rose);
}

footer p {
  color: #c4b5b7;
  text-align: center;
  font-size: 0.9rem;
  margin-bottom: 1.5rem;
}

footer nav[aria-label="Footer Navigation"] ul {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  list-style: none;
  gap: 2rem;
}

footer nav[aria-label="Footer Navigation"] a {
  color: #f7eded;
  text-decoration: none;
  font-weight: 500;
  font-size: 0.9rem;
  transition: var(--transition-smooth);
}

footer nav[aria-label="Footer Navigation"] a:hover {
  color: var(--color-accent-rose);
}

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

article section {
  animation: fadeIn 0.8s ease forwards;
}