/* ========================================
   Nexora Software - Main Stylesheet
   ======================================== */

/* --- CSS Custom Properties --- */
:root {
  --color-primary: #1a3a5c;
  --color-primary-dark: #0f2840;
  --color-accent: #44b8b1;
  --color-accent-light: #5fd4cd;
  --color-accent-dark: #2e9e97;
  --color-white: #ffffff;
  --color-bg: #f8fafb;
  --color-bg-alt: #eef3f6;
  --color-text: #2d3748;
  --color-text-light: #64748b;
  --color-text-lighter: #94a3b8;
  --color-border: #e2e8f0;
  --color-card-bg: #ffffff;
  --gradient-primary: linear-gradient(135deg, var(--color-primary) 0%, var(--color-accent) 100%);
  --gradient-accent: linear-gradient(135deg, var(--color-accent) 0%, var(--color-accent-light) 100%);
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06), 0 1px 2px rgba(0, 0, 0, 0.04);
  --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.04), 0 2px 4px rgba(0, 0, 0, 0.03);
  --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.06), 0 4px 10px rgba(0, 0, 0, 0.04);
  --shadow-xl: 0 20px 50px rgba(0, 0, 0, 0.08), 0 8px 20px rgba(0, 0, 0, 0.04);
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --transition-fast: 0.2s ease;
  --transition-normal: 0.3s ease;
  --transition-slow: 0.5s ease;
}

/* --- Dark Mode Variables --- */
[data-theme="dark"] {
  --color-primary: #6db5d1;
  --color-primary-dark: #e2edf3;
  --color-accent: #5fd4cd;
  --color-accent-light: #7ae8e2;
  --color-accent-dark: #44b8b1;
  --color-white: #0f1720;
  --color-bg: #131e2a;
  --color-bg-alt: #1a2836;
  --color-text: #c8d6e0;
  --color-text-light: #8fa3b5;
  --color-text-lighter: #5d7589;
  --color-border: #1e3044;
  --color-card-bg: #162231;
  --gradient-primary: linear-gradient(135deg, #3a8eaf 0%, #5fd4cd 100%);
  --gradient-accent: linear-gradient(135deg, #5fd4cd 0%, #7ae8e2 100%);
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.2), 0 1px 2px rgba(0, 0, 0, 0.15);
  --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.15), 0 2px 4px rgba(0, 0, 0, 0.12);
  --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.2), 0 4px 10px rgba(0, 0, 0, 0.15);
  --shadow-xl: 0 20px 50px rgba(0, 0, 0, 0.25), 0 8px 20px rgba(0, 0, 0, 0.15);
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
}

body {
  font-family: var(--font-family);
  font-size: 16px;
  line-height: 1.7;
  color: var(--color-text);
  background-color: var(--color-white);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

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

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

ul {
  list-style: none;
}

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

.section {
  padding: 100px 0;
}

/* --- Gradient Text --- */
.gradient-text {
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  border-radius: var(--radius-xl);
  font-family: var(--font-family);
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-normal);
  border: none;
  white-space: nowrap;
}

.btn-primary {
  background: var(--gradient-primary);
  color: var(--color-white);
  box-shadow: 0 4px 15px rgba(26, 58, 92, 0.25);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(26, 58, 92, 0.35);
}

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

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

.btn-full {
  width: 100%;
  justify-content: center;
}

/* --- Section Header --- */
.section-header {
  text-align: center;
  max-width: 650px;
  margin: 0 auto 64px;
}

.section-label {
  display: inline-block;
  font-size: 13px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: var(--color-accent);
  margin-bottom: 12px;
}

.section-header h2 {
  font-size: clamp(28px, 4vw, 42px);
  font-weight: 800;
  color: var(--color-primary-dark);
  line-height: 1.2;
  margin-bottom: 16px;
}

.section-subtitle {
  font-size: 17px;
  color: var(--color-text-light);
  line-height: 1.7;
}

/* ========================================
   NAVIGATION
   ======================================== */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid transparent;
  transition: all var(--transition-normal);
}

.navbar.scrolled {
  border-bottom-color: var(--color-border);
  box-shadow: var(--shadow-sm);
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
}

.nav-logo img {
  height: 54px;
  width: auto;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 8px;
}

.nav-link {
  padding: 8px 18px;
  font-size: 14px;
  font-weight: 500;
  color: var(--color-text);
  border-radius: var(--radius-xl);
  transition: all var(--transition-fast);
}

.nav-link:hover,
.nav-link.active {
  color: var(--color-primary);
  background: var(--color-bg-alt);
}

.nav-link.cta-btn {
  background: var(--gradient-primary);
  color: var(--color-white);
  margin-left: 8px;
}

.nav-link.cta-btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(26, 58, 92, 0.3);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-primary);
  border-radius: 2px;
  transition: all var(--transition-normal);
}

.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 {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: 76px;
  overflow: hidden;
  background: linear-gradient(160deg, #f0f7fa 0%, #ffffff 40%, #f5fafa 100%);
}

.hero-bg-shapes {
  position: absolute;
  inset: 0;
  pointer-events: none;
  overflow: hidden;
}

.shape {
  position: absolute;
  border-radius: 50%;
  opacity: 0.04;
}

.shape-1 {
  width: 500px;
  height: 500px;
  background: var(--color-accent);
  top: -180px;
  right: -80px;
}

.shape-2 {
  width: 350px;
  height: 350px;
  background: var(--color-primary);
  bottom: -80px;
  left: -80px;
}

.shape-3 {
  width: 250px;
  height: 250px;
  background: var(--color-accent-light);
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}

.hero-container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  position: relative;
  z-index: 1;
}

.hero-badge {
  display: inline-block;
  padding: 8px 20px;
  background: linear-gradient(135deg, rgba(68, 184, 177, 0.1), rgba(26, 58, 92, 0.08));
  border: 1px solid rgba(68, 184, 177, 0.2);
  border-radius: var(--radius-xl);
  font-size: 13px;
  font-weight: 600;
  color: var(--color-accent-dark);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 24px;
}

.hero-content h1 {
  font-size: clamp(36px, 5vw, 56px);
  font-weight: 800;
  line-height: 1.15;
  color: var(--color-primary-dark);
  margin-bottom: 20px;
}

.hero-content p {
  font-size: 18px;
  color: var(--color-text-light);
  max-width: 520px;
  margin-bottom: 36px;
  line-height: 1.8;
}

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

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

.hero-card {
  position: relative;
  background: var(--color-white);
  border-radius: var(--radius-lg);
  padding: 60px;
  box-shadow: var(--shadow-xl);
  border: 1px solid var(--color-border);
}

.hero-card-glow {
  position: absolute;
  inset: -2px;
  border-radius: calc(var(--radius-lg) + 2px);
  background: var(--gradient-primary);
  opacity: 0.15;
  z-index: -1;
  filter: blur(20px);
}

.hero-logo-img {
  width: 280px;
  height: auto;
}

.hero-scroll-indicator {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
}

.scroll-arrow {
  width: 28px;
  height: 28px;
  border-right: 2px solid var(--color-accent);
  border-bottom: 2px solid var(--color-accent);
  transform: rotate(45deg);
  animation: scrollBounce 2s ease-in-out infinite;
  opacity: 0.6;
}

@keyframes scrollBounce {
  0%, 100% { transform: rotate(45deg) translateY(0); opacity: 0.4; }
  50% { transform: rotate(45deg) translateY(8px); opacity: 0.8; }
}

/* ========================================
   ABOUT SECTION
   ======================================== */
.about {
  background: var(--color-bg);
}

.about-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.about-card {
  background: var(--color-card-bg);
  padding: 40px 32px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
}

.about-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--gradient-primary);
  opacity: 0;
  transition: opacity var(--transition-normal);
}

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

.about-card:hover::before {
  opacity: 1;
}

.about-icon {
  width: 56px;
  height: 56px;
  background: linear-gradient(135deg, rgba(68, 184, 177, 0.12), rgba(26, 58, 92, 0.08));
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 24px;
  color: var(--color-accent-dark);
}

.about-icon svg {
  width: 28px;
  height: 28px;
}

.about-card h3 {
  font-size: 20px;
  font-weight: 700;
  color: var(--color-primary-dark);
  margin-bottom: 12px;
}

.about-card p {
  font-size: 15px;
  color: var(--color-text-light);
  line-height: 1.7;
}

/* ========================================
   PRODUCTS SECTION
   ======================================== */
.products {
  background: var(--color-white);
}

.product-showcase {
  max-width: 900px;
  margin: 0 auto;
}

.product-card {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--color-border);
  background: var(--color-card-bg);
}

.product-card.featured {
  background: linear-gradient(160deg, #f8fbfc 0%, #ffffff 50%, #f4fafa 100%);
}

.product-card-bg {
  position: absolute;
  top: -100px;
  right: -100px;
  width: 300px;
  height: 300px;
  background: var(--gradient-accent);
  opacity: 0.06;
  border-radius: 50%;
  filter: blur(40px);
}

.product-card-content {
  position: relative;
  z-index: 1;
  padding: 56px;
}

.product-logo {
  margin-bottom: 24px;
}

.product-logo img {
  height: 52px;
  width: auto;
}

.product-card h3 {
  font-size: 28px;
  font-weight: 800;
  color: var(--color-primary-dark);
  margin-bottom: 8px;
}

.product-tagline {
  font-size: 16px;
  font-weight: 500;
  color: var(--color-accent-dark);
  margin-bottom: 20px;
}

.product-description {
  font-size: 16px;
  color: var(--color-text-light);
  line-height: 1.8;
  margin-bottom: 28px;
  max-width: 700px;
}

.product-features-list {
  margin-bottom: 36px;
}

.product-features-list li {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 8px 0;
  font-size: 15px;
  color: var(--color-text);
}

.product-features-list svg {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  color: var(--color-accent);
}

/* ========================================
   FEATURES / WHY CHOOSE US
   ======================================== */
.features {
  background: var(--color-bg);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.feature-item {
  padding: 36px 28px;
  background: var(--color-card-bg);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  transition: all var(--transition-normal);
}

.feature-item:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: var(--color-accent);
}

.feature-number {
  font-size: 40px;
  font-weight: 800;
  background: var(--gradient-accent);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 16px;
  line-height: 1;
}

.feature-item h3 {
  font-size: 18px;
  font-weight: 700;
  color: var(--color-primary-dark);
  margin-bottom: 10px;
}

.feature-item p {
  font-size: 14px;
  color: var(--color-text-light);
  line-height: 1.7;
}

/* ========================================
   PRICING MODAL
   ======================================== */

.modal-overlay {
  position: fixed;
  inset: 0;
  z-index: 2000;
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-normal), visibility var(--transition-normal);
}

.modal-overlay.open {
  opacity: 1;
  visibility: visible;
}

.modal {
  position: relative;
  background: var(--color-card-bg);
  border-radius: var(--radius-xl);
  max-width: 880px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  padding: 48px 40px;
  box-shadow: var(--shadow-xl);
  transform: translateY(20px) scale(0.97);
  transition: transform var(--transition-normal);
}

.modal-overlay.open .modal {
  transform: translateY(0) scale(1);
}

.modal-close {
  position: absolute;
  top: 16px;
  right: 16px;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 1px solid var(--color-border);
  background: var(--color-card-bg);
  color: var(--color-text-light);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
  z-index: 1;
}

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

.modal-close svg {
  width: 20px;
  height: 20px;
}

.modal-header {
  text-align: center;
  margin-bottom: 36px;
}

.modal-header h2 {
  font-size: clamp(24px, 3.5vw, 34px);
  font-weight: 800;
  color: var(--color-primary-dark);
  margin-top: 8px;
  margin-bottom: 8px;
}

.modal-header .section-subtitle {
  font-size: 15px;
  color: var(--color-text-light);
}

.product-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  align-items: start;
}

.pricing-card {
  position: relative;
  background: var(--color-card-bg);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  overflow: hidden;
  transition: all var(--transition-normal);
}

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

.pricing-card.featured {
  border-color: var(--color-accent);
  box-shadow: var(--shadow-md), 0 0 0 1px var(--color-accent);
}

.pricing-card.featured:hover {
  box-shadow: var(--shadow-xl), 0 0 0 1px var(--color-accent);
}

.pricing-badge {
  position: absolute;
  top: 16px;
  right: 16px;
  background: var(--gradient-accent);
  color: #fff;
  font-size: 12px;
  font-weight: 700;
  padding: 4px 14px;
  border-radius: 50px;
  letter-spacing: 0.3px;
  text-transform: uppercase;
}

.pricing-card-header {
  padding: 40px 36px 28px;
  border-bottom: 1px solid var(--color-border);
}

.pricing-card-header h3 {
  font-size: 24px;
  font-weight: 800;
  color: var(--color-primary-dark);
  margin-bottom: 6px;
}

.pricing-card-desc {
  font-size: 14px;
  color: var(--color-text-light);
  line-height: 1.6;
  margin-bottom: 20px;
}

.pricing-price {
  display: flex;
  align-items: baseline;
  gap: 2px;
}

.pricing-currency {
  font-size: 22px;
  font-weight: 700;
  color: var(--color-primary-dark);
  align-self: flex-start;
  margin-top: 6px;
}

.pricing-amount {
  font-size: 52px;
  font-weight: 800;
  line-height: 1;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.pricing-period {
  font-size: 14px;
  color: var(--color-text-light);
  margin-left: 4px;
}

.pricing-card-body {
  padding: 28px 36px 36px;
}

.pricing-access-label {
  font-size: 13px;
  font-weight: 600;
  color: var(--color-text-lighter);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 16px;
}

.pricing-features {
  list-style: none;
  margin-bottom: 28px;
}

.pricing-features li {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 0;
  font-size: 15px;
  border-bottom: 1px solid var(--color-border);
}

.pricing-features li:last-child {
  border-bottom: none;
}

.pricing-features li svg {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
}

.pricing-features li.included {
  color: var(--color-text);
}

.pricing-features li.included svg {
  color: var(--color-accent);
}

.pricing-features li.excluded {
  color: var(--color-text-lighter);
}

.pricing-features li.excluded svg {
  color: var(--color-text-lighter);
  opacity: 0.5;
}

.pricing-note {
  text-align: center;
  font-size: 14px;
  color: var(--color-text-light);
  margin-top: 40px;
  padding: 16px 24px;
  background: var(--color-card-bg);
  border-radius: var(--radius-md);
  border: 1px dashed var(--color-border);
}

/* ========================================
   CONTACT SECTION
   ======================================== */
.contact {
  background: var(--color-white);
}

.contact-wrapper {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 48px;
  align-items: start;
}

.contact-info {
  display: flex;
  flex-direction: column;
  gap: 20px;
  position: relative;
}

.contact-info-card {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 24px;
  background: var(--color-bg);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  transition: all var(--transition-normal);
}

.contact-info-card:hover {
  border-color: var(--color-accent);
  box-shadow: var(--shadow-sm);
}

.contact-icon {
  width: 48px;
  height: 48px;
  min-width: 48px;
  background: var(--gradient-primary);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-white);
}

.contact-icon svg {
  width: 22px;
  height: 22px;
}

.contact-info-card h4 {
  font-size: 14px;
  font-weight: 600;
  color: var(--color-primary-dark);
  margin-bottom: 2px;
}

.contact-info-card a,
.contact-info-card p {
  font-size: 14px;
  color: var(--color-text-light);
}

.contact-info-card a:hover {
  color: var(--color-accent);
}

.contact-decoration {
  margin-top: 24px;
  text-align: center;
}

.contact-logo-bg {
  width: 160px;
  margin: 0 auto;
  opacity: 0.08;
}

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

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

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

.form-group label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: var(--color-primary-dark);
  margin-bottom: 6px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 14px 18px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-family: var(--font-family);
  font-size: 15px;
  color: var(--color-text);
  background: var(--color-white);
  transition: all var(--transition-fast);
  outline: none;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--color-text-lighter);
}

.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(68, 184, 177, 0.12);
}

.form-group textarea {
  resize: vertical;
  min-height: 120px;
}

/* --- Form Status Message --- */
.form-status {
  display: none;
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-weight: 500;
  margin-bottom: 16px;
  line-height: 1.5;
}

.form-status--success {
  background: rgba(68, 184, 177, 0.1);
  color: var(--color-accent-dark);
  border: 1px solid rgba(68, 184, 177, 0.25);
}

.form-status--error {
  background: rgba(220, 53, 69, 0.08);
  color: #c0392b;
  border: 1px solid rgba(220, 53, 69, 0.2);
}

[data-theme="dark"] .form-status--error {
  background: rgba(220, 53, 69, 0.12);
  color: #f87171;
  border-color: rgba(220, 53, 69, 0.25);
}

/* --- Submit Button States --- */
.btn-spinner {
  display: inline-flex;
  align-items: center;
}

.btn:disabled {
  opacity: 0.7;
  cursor: not-allowed;
  transform: none !important;
}

/* ========================================
   FOOTER
   ======================================== */
.footer {
  background: var(--color-primary-dark);
  color: rgba(255, 255, 255, 0.7);
  padding: 64px 0 0;
}

.footer-content {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 48px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-logo {
  height: 38px;
  width: auto;
  margin-bottom: 16px;
  filter: brightness(0) invert(1);
}

.footer-brand p {
  font-size: 14px;
  line-height: 1.7;
  max-width: 280px;
}

.footer-links h4 {
  font-size: 14px;
  font-weight: 700;
  color: var(--color-white);
  margin-bottom: 20px;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.footer-links ul {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-links a,
.footer-links span {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.6);
  transition: color var(--transition-fast);
}

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

.footer-bottom {
  padding: 24px 0;
  text-align: center;
}

.footer-bottom p {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.4);
}

/* ========================================
   THEME TOGGLE BUTTON
   ======================================== */
.theme-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 1px solid var(--color-border);
  background: var(--color-bg-alt);
  cursor: pointer;
  transition: all var(--transition-normal);
  color: var(--color-text);
  position: relative;
  margin-left: 4px;
}

.theme-toggle:hover {
  border-color: var(--color-accent);
  background: var(--color-bg);
  color: var(--color-accent);
  transform: rotate(15deg);
}

.theme-toggle svg {
  width: 18px;
  height: 18px;
  transition: all var(--transition-normal);
  position: absolute;
}

.theme-toggle .icon-sun {
  opacity: 0;
  transform: scale(0.5) rotate(-90deg);
}

.theme-toggle .icon-moon {
  opacity: 1;
  transform: scale(1) rotate(0deg);
}

[data-theme="dark"] .theme-toggle .icon-sun {
  opacity: 1;
  transform: scale(1) rotate(0deg);
}

[data-theme="dark"] .theme-toggle .icon-moon {
  opacity: 0;
  transform: scale(0.5) rotate(90deg);
}

/* ========================================
   DARK MODE OVERRIDES
   ======================================== */
[data-theme="dark"] .navbar {
  background: rgba(15, 23, 32, 0.92);
}

[data-theme="dark"] .hero {
  background: linear-gradient(160deg, #0c1520 0%, #0f1720 40%, #101d28 100%);
}

[data-theme="dark"] .hero-badge {
  background: linear-gradient(135deg, rgba(95, 212, 205, 0.12), rgba(58, 142, 175, 0.1));
  border-color: rgba(95, 212, 205, 0.2);
}

[data-theme="dark"] .btn-primary {
  box-shadow: 0 4px 15px rgba(95, 212, 205, 0.2);
}

[data-theme="dark"] .btn-primary:hover {
  box-shadow: 0 8px 25px rgba(95, 212, 205, 0.3);
}

[data-theme="dark"] .btn-outline {
  color: var(--color-accent);
  border-color: var(--color-accent);
}

[data-theme="dark"] .btn-outline:hover {
  background: var(--color-accent);
  color: var(--color-white);
}

[data-theme="dark"] .nav-link.cta-btn:hover {
  box-shadow: 0 4px 12px rgba(95, 212, 205, 0.25);
}

[data-theme="dark"] .product-card.featured {
  background: linear-gradient(160deg, #131e2a 0%, #162231 50%, #14222e 100%);
}

[data-theme="dark"] .about-icon {
  background: linear-gradient(135deg, rgba(95, 212, 205, 0.15), rgba(58, 142, 175, 0.1));
}

[data-theme="dark"] .nav-toggle span {
  background: var(--color-text);
}

[data-theme="dark"] .nav-logo img {
  filter: brightness(0) invert(1);
}

[data-theme="dark"] .hero-logo-img {
  filter: brightness(0) invert(1);
}

[data-theme="dark"] .product-logo img {
  filter: brightness(0) invert(0.85);
}

[data-theme="dark"] .contact-logo-bg {
  filter: brightness(0) invert(1);
  opacity: 0.04;
}

[data-theme="dark"] .form-group input:focus,
[data-theme="dark"] .form-group textarea:focus {
  box-shadow: 0 0 0 3px rgba(95, 212, 205, 0.15);
}

[data-theme="dark"] .footer {
  background: #080e15;
}

[data-theme="dark"] .footer-content {
  border-bottom-color: rgba(255, 255, 255, 0.06);
}

[data-theme="dark"] .nav-menu {
  background: rgba(15, 23, 32, 0.98);
}

/* Smooth color transitions for theme switch */
body,
.navbar,
.hero,
.about-card,
.feature-item,
.product-card,
.contact-form,
.contact-info-card,
.footer,
.form-group input,
.form-group textarea,
.nav-link,
.theme-toggle,
.btn-outline,
.hero-card,
.hero-badge {
  transition: background-color 0.4s ease,
              color 0.4s ease,
              border-color 0.4s ease,
              box-shadow 0.4s ease;
}

/* ========================================
   ANIMATIONS
   ======================================== */
[data-animate] {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

[data-animate="fade-left"] {
  transform: translateX(40px);
}

[data-animate].visible {
  opacity: 1;
  transform: translateY(0) translateX(0);
}

/* ========================================
   FORM SUCCESS MESSAGE
   ======================================== */
.form-success {
  text-align: center;
  padding: 48px 24px;
}

.form-success svg {
  width: 64px;
  height: 64px;
  color: var(--color-accent);
  margin-bottom: 16px;
}

.form-success h3 {
  font-size: 22px;
  font-weight: 700;
  color: var(--color-primary-dark);
  margin-bottom: 8px;
}

.form-success p {
  font-size: 15px;
  color: var(--color-text-light);
}

/* ========================================
   RESPONSIVE DESIGN
   ======================================== */
@media (max-width: 1024px) {
  .hero-container {
    grid-template-columns: 1fr;
    text-align: center;
    gap: 40px;
  }

  .hero-content p {
    margin-left: auto;
    margin-right: auto;
  }

  .hero-actions {
    justify-content: center;
  }

  .hero-logo-img {
    width: 200px;
  }

  .hero-card {
    padding: 40px;
  }

  .about-grid {
    grid-template-columns: 1fr;
    max-width: 500px;
    margin: 0 auto;
  }

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

  .contact-wrapper {
    grid-template-columns: 1fr;
  }

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

@media (max-width: 768px) {
  .section {
    padding: 72px 0;
  }

  .nav-toggle {
    display: flex;
  }

  .nav-menu {
    position: fixed;
    top: 76px;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(20px);
    flex-direction: column;
    padding: 24px;
    gap: 4px;
    border-bottom: 1px solid var(--color-border);
    transform: translateY(-120%);
    opacity: 0;
    transition: all var(--transition-normal), background-color 0.4s ease;
    box-shadow: var(--shadow-lg);
  }

  .nav-menu.open {
    transform: translateY(0);
    opacity: 1;
  }

  .nav-link {
    padding: 14px 20px;
    width: 100%;
    text-align: center;
    font-size: 16px;
  }

  .nav-link.cta-btn {
    margin-left: 0;
    margin-top: 8px;
  }

  .hero {
    min-height: auto;
    padding-top: 120px;
    padding-bottom: 80px;
  }

  .hero-visual {
    order: -1;
  }

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

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

  .modal {
    padding: 36px 20px;
    max-height: 95vh;
  }

  .pricing-card-header {
    padding: 28px 24px 20px;
  }

  .pricing-card-body {
    padding: 20px 24px 28px;
  }

  .product-card-content {
    padding: 32px;
  }

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

  .contact-form {
    padding: 28px;
  }

  .footer-content {
    grid-template-columns: 1fr;
    gap: 28px;
  }

  .section-header {
    margin-bottom: 48px;
  }
}

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

  .hero-content h1 {
    font-size: 30px;
  }

  .hero-card {
    padding: 28px;
  }

  .hero-logo-img {
    width: 160px;
  }

  .btn {
    padding: 12px 24px;
    font-size: 14px;
  }
}