/* ===========================
   Solari - Global Stylesheet
   Brand: Solar Orange + Red
   Style: Minimalist / Professional
   Optimized for 1366×768+ screens
   =========================== */

/* ---- CSS Variables ---- */
:root {
  --color-primary: #FF7A00;
  --color-primary-dark: #E66A00;
  --color-primary-light: #FFA040;
  --color-secondary: #E63946;
  --color-secondary-dark: #C92B38;
  --color-dark: #1A1A2E;
  --color-dark-soft: #2D2D44;
  --color-text: #2B2B3A;
  --color-text-light: #6B7280;
  --color-text-muted: #9CA3AF;
  --color-bg: #FAFAFA;
  --color-bg-alt: #F3F4F6;
  --color-white: #FFFFFF;
  --color-border: #E5E7EB;
  --color-overlay: rgba(26, 26, 46, 0.85);
  --color-gradient: linear-gradient(135deg, #FF7A00 0%, #E63946 100%);
  --color-gradient-soft: linear-gradient(135deg, rgba(255, 122, 0, 0.08) 0%, rgba(230, 57, 70, 0.08) 100%);

  --font-heading: 'Poppins', 'PingFang SC', 'Microsoft YaHei', sans-serif;
  --font-body: 'Inter', 'PingFang SC', 'Microsoft YaHei', sans-serif;

  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 12px 32px rgba(0, 0, 0, 0.12);
  --shadow-xl: 0 24px 48px rgba(0, 0, 0, 0.16);

  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-full: 9999px;

  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);

  --nav-height: 72px;
  --max-width: 1280px;
}

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

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

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

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.25;
  color: var(--color-dark);
}

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

ul, ol {
  list-style: none;
}

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

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  outline: none;
  background: none;
}

input, textarea, select {
  font-family: inherit;
  font-size: inherit;
  outline: none;
}

/* ---- Utility Classes ---- */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

.text-gradient {
  background: var(--color-gradient);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.text-center { text-align: center; }
.text-left { text-align: left; }

.section {
  padding: 80px 0;
  position: relative;
}

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

.section-dark {
  background: var(--color-dark);
  color: var(--color-white);
}

.section-dark h2,
.section-dark h3 {
  color: var(--color-white);
}

/* ---- Section Header ---- */
.section-header {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 48px;
}

.section-header .eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-heading);
  font-size: 0.875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-primary);
  margin-bottom: 12px;
}

.section-header .eyebrow::before {
  content: '';
  width: 32px;
  height: 2px;
  background: var(--color-gradient);
  border-radius: 2px;
}

.section-header h2 {
  font-size: clamp(1.75rem, 3.5vw, 2.5rem);
  margin-bottom: 12px;
}

.section-header p {
  font-size: 1rem;
  color: var(--color-text-light);
  line-height: 1.7;
}

/* ---- Buttons ---- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 28px;
  font-family: var(--font-heading);
  font-size: 0.9375rem;
  font-weight: 600;
  border-radius: var(--radius-full);
  transition: var(--transition);
  cursor: pointer;
  white-space: nowrap;
}

.btn-primary {
  background: var(--color-gradient);
  color: var(--color-white);
  box-shadow: 0 4px 16px rgba(255, 122, 0, 0.3);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(255, 122, 0, 0.4);
}

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

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

.btn-light {
  background: var(--color-white);
  color: var(--color-dark);
}

.btn-light:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.btn-lg {
  padding: 16px 36px;
  font-size: 1rem;
}

/* ---- Navigation ---- */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--nav-height);
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
  z-index: 1000;
  transition: var(--transition);
  overflow: visible;
}

.navbar.scrolled {
  box-shadow: var(--shadow-md);
}

.nav-inner {
  max-width: var(--max-width);
  height: 100%;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--color-dark);
  /* Push logo/name down slightly for comfortable positioning */
  padding-top: 6px;
}

.nav-logo .logo-icon {
  width: 38px;
  height: 38px;
  background: var(--color-gradient);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 1.25rem;
}

.nav-logo .logo-img {
  height: 36px;
  width: auto;
  max-width: 160px;
  object-fit: contain;
  display: block;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 32px;
}

.nav-menu a {
  font-family: var(--font-heading);
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--color-text);
  position: relative;
  padding: 4px 0;
}

.nav-menu a::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--color-gradient);
  border-radius: 2px;
  transition: var(--transition);
}

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

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

.nav-cta {
  display: flex;
  align-items: center;
  gap: 16px;
}

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

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

.nav-toggle.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.nav-toggle.active span:nth-child(2) {
  opacity: 0;
}

.nav-toggle.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* ---- Hero Section ---- */
.hero {
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  padding-top: calc(var(--nav-height) + 32px);
  padding-bottom: 48px;
  background: linear-gradient(135deg, #FFF7ED 0%, #FFF 50%, #FFF1F2 100%);
}

.hero::before {
  content: '';
  position: absolute;
  top: -20%;
  right: -10%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(255, 122, 0, 0.12) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: -20%;
  left: -10%;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(230, 57, 70, 0.1) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
  width: 100%;
}

.hero-text {
  max-width: none;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  background: rgba(255, 122, 0, 0.1);
  border-radius: var(--radius-full);
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: 20px;
}

.hero-badge img {
  height: 20px;
  width: auto;
  object-fit: contain;
}

.hero h1 {
  font-size: clamp(1.625rem, 3vw, 2.5rem);
  line-height: 1.2;
  margin-bottom: 20px;
}

.hero h1 span {
  background: var(--color-gradient);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-slogan {
  font-size: 1.125rem;
  color: var(--color-text-light);
  margin-bottom: 24px;
  font-style: italic;
  font-weight: 500;
}

.hero-desc {
  font-size: 1rem;
  color: var(--color-text-light);
  line-height: 1.7;
  margin-bottom: 32px;
}

.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.hero-visual {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
}

.hero-visual-card {
  width: 100%;
  max-width: 400px;
  aspect-ratio: 3/4;
  border-radius: var(--radius-lg);
  background: var(--color-white);
  padding: 6px;
  box-shadow: var(--shadow-xl);
  position: relative;
}

.hero-visual-card-inner {
  width: 100%;
  height: 100%;
  border-radius: calc(var(--radius-lg) - 6px);
  background: var(--color-gradient);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 32px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.hero-visual-card-inner::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.2) 0%, transparent 60%);
  animation: rotate 20s linear infinite;
}

@keyframes rotate {
  to { transform: rotate(360deg); }
}

.hero-visual-card-inner .hero-logo-img {
  height: 100px;
  max-width: 240px;
  object-fit: contain;
  margin-bottom: 20px;
  position: relative;
  z-index: 1;
  filter: brightness(0) invert(1);
  animation: pulse 3s ease-in-out infinite;
}

.hero-visual-card-inner .hero-card-slogan {
  color: rgba(255, 255, 255, 0.8);
  font-size: 0.875rem;
  font-weight: 500;
  position: relative;
  z-index: 1;
  letter-spacing: 0.05em;
}

@keyframes pulse {
  0%, 100% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.1); opacity: 0.9; }
}

.hero-visual-card-inner h3 {
  color: var(--color-white);
  font-size: 1.5rem;
  margin-bottom: 12px;
  position: relative;
  z-index: 1;
}

.hero-visual-card-inner p {
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.9375rem;
  position: relative;
  z-index: 1;
}

.hero-stats {
  display: flex;
  gap: 36px;
  margin-top: 36px;
}

.hero-stat {
  display: flex;
  flex-direction: column;
}

.hero-stat .number {
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 800;
  background: var(--color-gradient);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-stat .label {
  font-size: 0.8125rem;
  color: var(--color-text-light);
}

/* ---- Company Intro Section ---- */
.intro-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}

.intro-features {
  display: grid;
  gap: 20px;
  margin-top: 28px;
}

.intro-feature {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}

.intro-feature .feature-icon {
  flex-shrink: 0;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  background: var(--color-gradient-soft);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
}

.intro-feature h4 {
  font-size: 1rem;
  margin-bottom: 4px;
}

.intro-feature p {
  font-size: 0.875rem;
  color: var(--color-text-light);
}

.intro-visual {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  aspect-ratio: 4/3;
  background: var(--color-gradient);
  display: flex;
  align-items: center;
  justify-content: center;
}

.intro-visual-content {
  text-align: center;
  color: white;
  padding: 36px;
  position: relative;
  z-index: 1;
}

.intro-visual-content .big-number {
  font-family: var(--font-heading);
  font-size: 4rem;
  font-weight: 800;
  line-height: 1;
  margin-bottom: 12px;
}

.intro-visual-content p {
  font-size: 1rem;
  opacity: 0.9;
}

/* ---- Case List Section ---- */
.case-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.case-card {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  transition: var(--transition);
  border: 1px solid var(--color-border);
}

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

.case-card-visual {
  height: 160px;
  background: var(--color-gradient);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.case-card-visual::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(26, 26, 46, 0.3) 0%, transparent 100%);
}

.case-card-visual .case-icon {
  font-size: 3rem;
  position: relative;
  z-index: 1;
  filter: drop-shadow(0 4px 8px rgba(0,0,0,0.2));
}

.case-card-body {
  padding: 24px;
}

.case-card-body .case-tag {
  display: inline-block;
  padding: 4px 12px;
  background: var(--color-gradient-soft);
  color: var(--color-primary);
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border-radius: var(--radius-full);
  margin-bottom: 10px;
}

.case-card-body h3 {
  font-size: 1.125rem;
  margin-bottom: 8px;
}

.case-card-body p {
  font-size: 0.875rem;
  color: var(--color-text-light);
  line-height: 1.6;
}

.case-card-body .case-meta {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-top: 14px;
  padding-top: 14px;
  border-top: 1px solid var(--color-border);
  font-size: 0.75rem;
  color: var(--color-text-muted);
}

.case-card-body .case-meta span {
  display: flex;
  align-items: center;
  gap: 4px;
}

/* ---- Products Showcase Section ---- */
.showcase-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.showcase-item {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  transition: var(--transition);
  aspect-ratio: 1;
  background: var(--color-dark);
  cursor: pointer;
}

.showcase-item:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-xl);
}

.showcase-item .showcase-visual {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3.5rem;
  background: linear-gradient(135deg, var(--color-dark-soft) 0%, var(--color-dark) 100%);
  transition: var(--transition);
}

.showcase-item:hover .showcase-visual {
  transform: scale(1.05);
}

.showcase-item .showcase-overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 20px;
  background: linear-gradient(to top, rgba(26, 26, 46, 0.95) 0%, transparent 100%);
  color: white;
  transform: translateY(0);
  transition: var(--transition);
}

.showcase-item .showcase-overlay h4 {
  color: white;
  font-size: 1rem;
  margin-bottom: 4px;
}

.showcase-item .showcase-overlay p {
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.75rem;
}

.showcase-item .showcase-badge {
  position: absolute;
  top: 16px;
  right: 16px;
  padding: 5px 14px;
  background: var(--color-gradient);
  color: white;
  font-size: 0.8rem;
  font-weight: 600;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  gap: 6px;
  transition: var(--transition);
}

.showcase-item:hover .showcase-badge {
  transform: scale(1.05);
}

/* ---- Products Page ---- */
.product-section {
  display: flex;
  align-items: center;
  padding: 80px 0;
  position: relative;
  overflow: hidden;
}

.product-section:nth-child(odd) {
  background: var(--color-bg);
}

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

.product-section:nth-child(even) .product-content {
  order: 2;
}

.product-section:nth-child(even) .product-visual {
  order: 1;
}

.product-content {
  max-width: 540px;
}

.product-section .product-num {
  font-family: var(--font-heading);
  font-size: 3.5rem;
  font-weight: 800;
  line-height: 1;
  background: var(--color-gradient);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  opacity: 0.3;
  margin-bottom: 12px;
}

.product-section h2 {
  font-size: clamp(1.5rem, 3vw, 2.25rem);
  margin-bottom: 12px;
}

.product-section .product-tagline {
  font-size: 1rem;
  color: var(--color-primary);
  font-weight: 600;
  margin-bottom: 12px;
}

.product-section .product-desc {
  font-size: 0.9375rem;
  color: var(--color-text-light);
  line-height: 1.7;
  margin-bottom: 28px;
}

.product-features {
  display: grid;
  gap: 12px;
  margin-bottom: 32px;
}

.product-feature {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.875rem;
  color: var(--color-text);
}

.product-feature .check {
  flex-shrink: 0;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--color-gradient);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 0.6875rem;
}

.product-visual {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-xl);
  aspect-ratio: 4/3;
  background: var(--color-gradient);
  display: flex;
  align-items: center;
  justify-content: center;
}

.product-visual::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(26, 26, 46, 0.2) 0%, transparent 100%);
}

.product-visual .visual-icon {
  font-size: 5.5rem;
  position: relative;
  z-index: 1;
  filter: drop-shadow(0 8px 24px rgba(0,0,0,0.3));
  animation: float 4s ease-in-out infinite;
}

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

.product-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}

/* Product Navigation Dots */
.product-nav {
  position: fixed;
  right: 32px;
  top: 50%;
  transform: translateY(-50%);
  z-index: 100;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.product-nav a {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--color-border);
  transition: var(--transition);
  position: relative;
}

.product-nav a.active {
  background: var(--color-gradient);
  transform: scale(1.3);
}

.product-nav a::before {
  content: attr(data-label);
  position: absolute;
  right: 24px;
  top: 50%;
  transform: translateY(-50%);
  white-space: nowrap;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--color-dark);
  background: var(--color-white);
  padding: 4px 12px;
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-sm);
  opacity: 0;
  pointer-events: none;
  transition: var(--transition);
}

.product-nav a:hover::before {
  opacity: 1;
}

/* ---- Contact Page ---- */
.contact-hero {
  padding: calc(var(--nav-height) + 48px) 0 40px;
  background: linear-gradient(135deg, #FFF7ED 0%, #FFF 50%, #FFF1F2 100%);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.contact-hero::before {
  content: '';
  position: absolute;
  top: -30%;
  right: -10%;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(255, 122, 0, 0.1) 0%, transparent 70%);
  border-radius: 50%;
}

.contact-hero h1 {
  font-size: clamp(2rem, 4vw, 3rem);
  margin-bottom: 12px;
  position: relative;
  z-index: 1;
}

.contact-hero p {
  font-size: 1rem;
  color: var(--color-text-light);
  max-width: 600px;
  margin: 0 auto;
  position: relative;
  z-index: 1;
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: start;
}

/* Contact Form */
.contact-form-wrapper {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  padding: 40px;
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--color-border);
}

.contact-form-wrapper h2 {
  font-size: 1.5rem;
  margin-bottom: 8px;
}

.contact-form-wrapper > p {
  color: var(--color-text-light);
  margin-bottom: 28px;
  font-size: 0.9375rem;
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  font-family: var(--font-heading);
  font-size: 0.875rem;
  font-weight: 600;
  margin-bottom: 6px;
  color: var(--color-text);
}

.form-group label .required {
  color: var(--color-secondary);
  margin-left: 2px;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 12px 14px;
  border: 2px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: 0.9375rem;
  color: var(--color-text);
  background: var(--color-bg);
  transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--color-primary);
  background: var(--color-white);
  box-shadow: 0 0 0 4px rgba(255, 122, 0, 0.1);
}

.form-group textarea {
  resize: vertical;
  min-height: 100px;
}

.form-message {
  padding: 12px 18px;
  border-radius: var(--radius-md);
  margin-bottom: 20px;
  font-size: 0.875rem;
  display: none;
}

.form-message.success {
  display: block;
  background: rgba(34, 197, 94, 0.1);
  color: #16a34a;
  border: 1px solid rgba(34, 197, 94, 0.2);
}

.form-message.error {
  display: block;
  background: rgba(230, 57, 70, 0.1);
  color: var(--color-secondary);
  border: 1px solid rgba(230, 57, 70, 0.2);
}

/* Contact Info */
.contact-info-wrapper h2 {
  font-size: 1.5rem;
  margin-bottom: 8px;
}

.contact-info-wrapper > p {
  color: var(--color-text-light);
  margin-bottom: 28px;
  font-size: 0.9375rem;
}

.contact-info-list {
  display: grid;
  gap: 16px;
}

.contact-info-item {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  padding: 20px;
  background: var(--color-white);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-border);
  transition: var(--transition);
}

.contact-info-item:hover {
  box-shadow: var(--shadow-md);
  transform: translateX(4px);
}

.contact-info-item .info-icon {
  flex-shrink: 0;
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  background: var(--color-gradient-soft);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
}

.contact-info-item .info-content h4 {
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--color-text-light);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 4px;
}

.contact-info-item .info-content p {
  font-size: 1rem;
  color: var(--color-text);
  font-weight: 500;
  word-break: break-word;
}

.contact-info-item .info-content a {
  color: var(--color-primary);
  font-weight: 500;
}

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

/* ---- Footer ---- */
.footer {
  background: var(--color-dark);
  color: rgba(255, 255, 255, 0.7);
  padding: 48px 0 24px;
}

.footer-top {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 40px;
}

.footer-brand .nav-logo {
  color: white;
  margin-bottom: 16px;
}

.footer-brand p {
  font-size: 0.875rem;
  line-height: 1.7;
  max-width: 320px;
}

.footer-col h4 {
  color: white;
  font-size: 0.875rem;
  font-weight: 600;
  margin-bottom: 16px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.footer-col ul {
  display: grid;
  gap: 10px;
}

.footer-col a {
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.6);
  transition: var(--transition);
}

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

.footer-bottom {
  padding-top: 20px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
  font-size: 0.8125rem;
}

.footer-bottom .footer-legal {
  display: flex;
  gap: 24px;
  flex-wrap: wrap;
  align-items: center;
}

.footer-bottom .footer-legal a {
  color: rgba(255, 255, 255, 0.5);
  transition: var(--transition);
}

.footer-bottom .footer-legal a:hover {
  color: var(--color-primary);
}

.footer-bottom .icp-info {
  display: flex;
  flex-direction: column;
  gap: 4px;
  font-size: 0.75rem;
  color: rgba(255, 255, 255, 0.4);
}

.footer-bottom .icp-info a {
  color: rgba(255, 255, 255, 0.4);
}

.footer-bottom .icp-info a:hover {
  color: var(--color-primary);
}

/* ---- Admin Panel ---- */
.admin-body {
  background: var(--color-bg-alt);
}

.admin-layout {
  display: flex;
  min-height: 100vh;
}

.admin-sidebar {
  width: 260px;
  background: var(--color-dark);
  color: white;
  position: fixed;
  top: 0;
  left: 0;
  bottom: 0;
  z-index: 100;
  display: flex;
  flex-direction: column;
  transition: var(--transition);
}

.admin-sidebar-header {
  padding: 24px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.admin-sidebar-header .nav-logo {
  color: white;
  font-size: 1.25rem;
}

.admin-sidebar-header .admin-badge {
  display: inline-block;
  font-size: 0.6875rem;
  padding: 2px 8px;
  background: var(--color-gradient);
  border-radius: var(--radius-full);
  margin-left: 8px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  vertical-align: middle;
}

.admin-menu {
  flex: 1;
  padding: 16px;
  overflow-y: auto;
}

.admin-menu-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  border-radius: var(--radius-md);
  color: rgba(255, 255, 255, 0.6);
  font-size: 0.9375rem;
  font-weight: 500;
  cursor: pointer;
  transition: var(--transition);
  margin-bottom: 4px;
}

.admin-menu-item:hover {
  background: rgba(255, 255, 255, 0.05);
  color: white;
}

.admin-menu-item.active {
  background: var(--color-gradient);
  color: white;
}

.admin-menu-item .menu-icon {
  font-size: 1.25rem;
  width: 24px;
  text-align: center;
}

.admin-sidebar-footer {
  padding: 16px 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.admin-back-link {
  display: flex;
  align-items: center;
  gap: 8px;
  color: rgba(255, 255, 255, 0.5);
  font-size: 0.875rem;
  transition: var(--transition);
}

.admin-back-link:hover {
  color: white;
}

.admin-main {
  flex: 1;
  margin-left: 260px;
  padding: 32px;
}

.admin-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 32px;
}

.admin-header h1 {
  font-size: 1.75rem;
}

.admin-header p {
  color: var(--color-text-light);
  font-size: 0.9375rem;
  margin-top: 4px;
}

.admin-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-bottom: 32px;
}

.admin-stat-card {
  background: white;
  border-radius: var(--radius-lg);
  padding: 24px;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-border);
}

.admin-stat-card .stat-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  background: var(--color-gradient-soft);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 16px;
}

.admin-stat-card .stat-value {
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 800;
  color: var(--color-dark);
}

.admin-stat-card .stat-label {
  font-size: 0.875rem;
  color: var(--color-text-light);
}

.admin-card {
  background: white;
  border-radius: var(--radius-lg);
  padding: 32px;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-border);
  margin-bottom: 24px;
}

.admin-card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 24px;
}

.admin-card-header h2 {
  font-size: 1.25rem;
}

.admin-table {
  width: 100%;
  border-collapse: collapse;
}

.admin-table th {
  text-align: left;
  padding: 12px 16px;
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--color-text-light);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border-bottom: 2px solid var(--color-border);
}

.admin-table td {
  padding: 16px;
  border-bottom: 1px solid var(--color-border);
  font-size: 0.9375rem;
}

.admin-table tr:hover {
  background: var(--color-bg-alt);
}

.admin-table .status-badge {
  display: inline-block;
  padding: 4px 12px;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 600;
}

.status-badge.new {
  background: rgba(255, 122, 0, 0.1);
  color: var(--color-primary);
}

.status-badge.read {
  background: rgba(107, 114, 128, 0.1);
  color: var(--color-text-light);
}

.admin-table .action-btn {
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  font-size: 0.8125rem;
  font-weight: 600;
  transition: var(--transition);
}

.action-btn.view {
  background: var(--color-gradient-soft);
  color: var(--color-primary);
}

.action-btn.view:hover {
  background: var(--color-primary);
  color: white;
}

.action-btn.delete {
  background: rgba(230, 57, 70, 0.1);
  color: var(--color-secondary);
}

.action-btn.delete:hover {
  background: var(--color-secondary);
  color: white;
}

/* Admin Form */
.admin-form-group {
  margin-bottom: 20px;
}

.admin-form-group label {
  display: block;
  font-family: var(--font-heading);
  font-size: 0.875rem;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--color-text);
}

.admin-form-group input,
.admin-form-group textarea,
.admin-form-group select {
  width: 100%;
  padding: 12px 16px;
  border: 2px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: 0.9375rem;
  background: var(--color-bg);
  transition: var(--transition);
}

.admin-form-group input:focus,
.admin-form-group textarea:focus,
.admin-form-group select:focus {
  border-color: var(--color-primary);
  background: white;
  box-shadow: 0 0 0 4px rgba(255, 122, 0, 0.1);
}

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

.admin-product-list {
  display: grid;
  gap: 16px;
}

.admin-product-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px;
  background: var(--color-bg);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
}

.admin-product-item .product-info h4 {
  font-size: 1rem;
  margin-bottom: 4px;
}

.admin-product-item .product-info p {
  font-size: 0.875rem;
  color: var(--color-text-light);
}

.admin-product-item .product-actions {
  display: flex;
  gap: 8px;
}

.admin-empty-state {
  text-align: center;
  padding: 48px 24px;
  color: var(--color-text-light);
}

.admin-empty-state .empty-icon {
  font-size: 3rem;
  margin-bottom: 16px;
  opacity: 0.3;
}

/* Admin Login */
.admin-login-wrapper {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #FFF7ED 0%, #FFF 50%, #FFF1F2 100%);
  padding: 24px;
}

.admin-login-card {
  background: white;
  border-radius: var(--radius-lg);
  padding: 40px;
  box-shadow: var(--shadow-xl);
  max-width: 420px;
  width: 100%;
  text-align: center;
}

.admin-login-card .nav-logo {
  justify-content: center;
  margin-bottom: 28px;
}

.admin-login-card h1 {
  font-size: 1.5rem;
  margin-bottom: 8px;
}

.admin-login-card p {
  color: var(--color-text-light);
  margin-bottom: 28px;
}

/* Admin Tab */
.admin-tabs {
  display: flex;
  gap: 4px;
  border-bottom: 2px solid var(--color-border);
  margin-bottom: 24px;
}

.admin-tab {
  padding: 12px 24px;
  font-family: var(--font-heading);
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--color-text-light);
  cursor: pointer;
  border-bottom: 2px solid transparent;
  margin-bottom: -2px;
  transition: var(--transition);
}

.admin-tab.active {
  color: var(--color-primary);
  border-bottom-color: var(--color-primary);
}

.admin-tab:hover {
  color: var(--color-primary);
}

/* Modal */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(26, 26, 46, 0.6);
  backdrop-filter: blur(4px);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 2000;
  padding: 24px;
}

.modal-overlay.active {
  display: flex;
}

.modal {
  background: white;
  border-radius: var(--radius-lg);
  padding: 40px;
  max-width: 560px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: var(--shadow-xl);
  animation: modalIn 0.3s ease;
}

@keyframes modalIn {
  from { opacity: 0; transform: scale(0.95) translateY(10px); }
  to { opacity: 1; transform: scale(1) translateY(0); }
}

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 24px;
}

.modal-header h2 {
  font-size: 1.25rem;
}

.modal-close {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  color: var(--color-text-light);
  transition: var(--transition);
}

.modal-close:hover {
  background: var(--color-bg-alt);
  color: var(--color-text);
}

.modal-footer {
  display: flex;
  gap: 12px;
  justify-end;
  margin-top: 32px;
}

/* ---- Scroll Animations ---- */
.fade-in-up {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

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

.fade-in-left {
  opacity: 0;
  transform: translateX(-40px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

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

.fade-in-right {
  opacity: 0;
  transform: translateX(40px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

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

/* ---- Responsive ---- */
@media (max-width: 1024px) {
  .hero-content {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .hero-visual {
    order: -1;
  }

  .hero-visual-card {
    max-width: 320px;
  }

  .intro-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

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

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

  .product-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .product-section:nth-child(even) .product-content {
    order: 0;
  }

  .product-section:nth-child(even) .product-visual {
    order: 0;
  }

  .contact-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .footer-top {
    grid-template-columns: 1fr 1fr;
    gap: 32px;
  }

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

  .product-nav {
    display: none;
  }
}

@media (max-width: 768px) {
  .nav-menu {
    position: fixed;
    top: var(--nav-height);
    left: 0;
    right: 0;
    background: white;
    flex-direction: column;
    padding: 24px;
    gap: 16px;
    box-shadow: var(--shadow-lg);
    transform: translateY(-100%);
    opacity: 0;
    pointer-events: none;
    transition: var(--transition);
  }

  .nav-menu.active {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }

  .nav-toggle {
    display: flex;
  }

  .nav-cta .btn {
    display: none;
  }

  .section {
    padding: 56px 0;
  }

  .section-header {
    margin-bottom: 36px;
  }

  .hero {
    padding-top: calc(var(--nav-height) + 24px);
    padding-bottom: 48px;
  }

  .hero-stats {
    gap: 28px;
  }

  .hero-stat .number {
    font-size: 1.75rem;
  }

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

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

  .footer-top {
    grid-template-columns: 1fr;
  }

  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }

  .contact-form-wrapper {
    padding: 32px 24px;
  }

  .admin-sidebar {
    transform: translateX(-100%);
  }

  .admin-sidebar.active {
    transform: translateX(0);
  }

  .admin-main {
    margin-left: 0;
    padding: 20px;
  }

  .admin-stats {
    grid-template-columns: 1fr;
  }

  .admin-form-row {
    grid-template-columns: 1fr;
  }

  .admin-table {
    font-size: 0.8125rem;
  }

  .admin-table th,
  .admin-table td {
    padding: 10px 8px;
  }

  .product-section {
    padding: 56px 0;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 16px;
  }

  .hero h1 {
    font-size: 1.75rem;
  }

  .hero-actions {
    flex-direction: column;
  }

  .hero-actions .btn {
    width: 100%;
  }

  .contact-hero h1 {
    font-size: 1.75rem;
  }
}

/* ---- Uploaded Image Styles ---- */
.product-visual .product-uploaded-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  position: relative;
  z-index: 1;
}

.case-card-visual .case-uploaded-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.showcase-visual .showcase-uploaded-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* ---- Language Switcher ---- */
.lang-switcher {
  position: relative;
  display: inline-flex;
  align-items: center;
}

.lang-current {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 14px;
  font-family: var(--font-heading);
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--color-text);
  background: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: var(--transition);
  white-space: nowrap;
}

.lang-current:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
  background: rgba(255, 122, 0, 0.05);
}

.lang-current svg {
  transition: transform 0.3s ease;
}

.lang-dropdown {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  min-width: 160px;
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  z-index: 1100;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-8px);
  transition: opacity 0.25s ease, transform 0.25s ease, visibility 0.25s ease;
  padding: 8px 0;
}

.lang-dropdown.open {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.lang-option {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 16px;
  font-family: var(--font-heading);
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--color-text);
  cursor: pointer;
  transition: var(--transition);
}

.lang-option:hover {
  background: var(--color-bg-alt);
  color: var(--color-primary);
}

.lang-flag {
  font-size: 1.125rem;
  line-height: 1;
}

/* RTL language switcher adjustments */
[dir="rtl"] .lang-switcher {
  direction: ltr;
}

[dir="rtl"] .lang-dropdown {
  right: auto;
  left: 0;
}

/* Mobile language switcher */
@media (max-width: 768px) {
  .lang-switcher {
    width: 100%;
  }

  .lang-current {
    width: 100%;
    justify-content: center;
  }

  .lang-dropdown {
    position: static;
    box-shadow: none;
    border: none;
    border-radius: 0;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease, opacity 0.3s ease;
  }

  .lang-dropdown.open {
    max-height: 400px;
    opacity: 1;
    transform: translateY(0);
  }
}

/* ---- Admin Image Management ---- */
.admin-image-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 20px;
}

.admin-image-slot {
  background: var(--color-bg);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  padding: 16px;
  text-align: center;
  transition: var(--transition);
}

.admin-image-slot.has-image {
  border-color: rgba(255, 122, 0, 0.3);
  background: rgba(255, 122, 0, 0.03);
}

.slot-label {
  font-family: var(--font-heading);
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 12px;
}

.slot-preview {
  width: 100%;
  height: 160px;
  border-radius: var(--radius-sm);
  background: var(--color-bg-alt);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  margin-bottom: 12px;
}

.slot-preview img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
}

.slot-preview .placeholder-icon {
  font-size: 3rem;
  opacity: 0.4;
}

.slot-actions {
  display: flex;
  gap: 8px;
  justify-content: center;
}

.upload-btn {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 8px 16px;
  font-family: var(--font-heading);
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--color-primary);
  background: var(--color-gradient-soft);
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: var(--transition);
}

.upload-btn:hover {
  background: var(--color-primary);
  color: white;
}

.upload-btn input[type="file"] {
  display: none;
}

.delete-btn {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 8px 16px;
  font-family: var(--font-heading);
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--color-secondary);
  background: rgba(230, 57, 70, 0.1);
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: var(--transition);
}

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

.slot-size-info {
  font-size: 0.75rem;
  color: var(--color-text-muted);
  margin-top: 8px;
}