/* ==========================================================================
   YELKENCİLER AMBALAJ - DESIGN SYSTEM & STYLES (Light Mode CSS3)
   ========================================================================== */

/* Google Fonts Import */
@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@400;500;600;700;800&display=swap');

/* --- CSS Variables & Light Mode Architecture --- */
:root {
  /* Açık Tema (Light Mode) Renk Paleti */
  --bg-primary: #F1F1F1;       /* Koyu beyaz / Soft gri ana arka plan */
  --bg-surface: #FFFFFF;       /* Kartlar, paneller ve formlar için net beyaz */
  --bg-card-hover: #F8FAFC;
  --bg-input: #F8FAFC;         /* İnput alanları için crisp soft gri */
  
  --text-main: #0F172A;        /* Yüksek kontrastlı derin lacivert/siyah metin */
  --text-muted: #64748B;       /* İkincil sönük gri metin */
  --text-dim: #94A3B8;

  --border-color: #E2E8F0;     /* İnce, zarif kenarlıklar */
  --border-active: #2563EB;

  --accent: #2563EB;           /* Markaya özel 1 adet canlı mavi vurgu rengi */
  --accent-rgb: 37, 99, 235;
  --accent-hover: #1D4ED8;
  --accent-light: rgba(37, 99, 235, 0.08);

  --secondary: #D97706;       /* Sıcak Ambalaj/Kraft Vurgusu */
  --secondary-rgb: 217, 119, 6;

  /* Form Standartları */
  --input-padding: 14px 18px;  /* Geniş, nefes alan input padding'i */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-full: 9999px;

  /* Yumuşak Gölgeler */
  --shadow-sm: 0 2px 8px rgba(15, 23, 42, 0.04);
  --shadow-md: 0 4px 20px rgba(15, 23, 42, 0.06);
  --shadow-lg: 0 10px 30px rgba(15, 23, 42, 0.09);
  --shadow-glow: 0 0 25px rgba(37, 99, 235, 0.15);

  /* 8px Spacing Grid System */
  --space-8: 8px;
  --space-16: 16px;
  --space-24: 24px;
  --space-32: 32px;
  --space-48: 48px;
  --space-64: 64px;
  --space-96: 96px;

  /* Typography */
  --font-display: 'Plus Jakarta Sans', sans-serif;
  --font-body: 'Plus Jakarta Sans', sans-serif;

  /* Transitions */
  --transition-fast: 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-normal: 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

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

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

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

/* Subtly textured background grid overlay for light mode */
body::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background-image: 
    linear-gradient(to right, rgba(15, 23, 42, 0.03) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(15, 23, 42, 0.03) 1px, transparent 1px);
  background-size: 40px 40px;
  pointer-events: none;
  z-index: -1;
}

a {
  color: inherit;
  text-decoration: none;
}

button, input, select, textarea {
  font-family: inherit;
  font-size: inherit;
  color: inherit;
  background: none;
  border: none;
  outline: none;
}

button {
  cursor: pointer;
}

img, svg, iframe {
  display: block;
  max-width: 100%;
}

/* Focus Visible Accessibility */
:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: 4px;
}

/* --- Container Utility --- */
.container {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 var(--space-24);
}

/* --- Section Typography & Badges --- */
.badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-8);
  padding: var(--space-8) var(--space-16);
  background: var(--accent-light);
  border: 1px solid rgba(var(--accent-rgb), 0.2);
  border-radius: var(--radius-full);
  color: var(--accent);
  font-size: 0.875rem;
  font-weight: 600;
  letter-spacing: 0.5px;
  width: fit-content;
}

.badge-dot {
  width: 8px;
  height: 8px;
  background-color: var(--accent);
  border-radius: 50%;
  box-shadow: 0 0 10px var(--accent);
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.4; transform: scale(0.8); }
}

.section-header {
  margin-bottom: var(--space-48);
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700;
  line-height: 1.15;
  margin-top: var(--space-16);
  margin-bottom: var(--space-16);
  letter-spacing: -0.5px;
  color: var(--text-main);
}

.section-title span {
  color: var(--accent);
}

.section-subtitle {
  color: var(--text-muted);
  font-size: 1.125rem;
  max-width: 650px;
}

/* --- Header & Top Bar (Light Mode) --- */
.top-bar {
  background-color: #FFFFFF;
  border-bottom: 1px solid var(--border-color);
  padding: var(--space-8) 0;
  font-size: 0.875rem;
  color: var(--text-muted);
}

.top-bar-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-16);
}

.top-bar-info {
  display: flex;
  align-items: center;
  gap: var(--space-24);
}

.top-bar-item {
  display: flex;
  align-items: center;
  gap: var(--space-8);
}

.top-bar-item svg {
  width: 16px;
  height: 16px;
  color: var(--accent);
}

.top-bar-item a:hover {
  color: var(--accent);
  transition: var(--transition-fast);
}

/* --- Main Navigation Header --- */
.main-header {
  position: sticky;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-color);
  transition: var(--transition-normal);
}

.main-header.scrolled {
  background: #FFFFFF;
  box-shadow: var(--shadow-md);
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 80px;
}

.logo {
  display: flex;
  align-items: center;
  gap: var(--space-16);
}

.logo-icon {
  width: 44px;
  height: 44px;
  background: linear-gradient(135deg, var(--accent), var(--accent-hover));
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #FFFFFF;
  box-shadow: 0 4px 14px rgba(var(--accent-rgb), 0.3);
}

.logo-text {
  display: flex;
  flex-direction: column;
}

.logo-title {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 800;
  letter-spacing: 0.5px;
  color: var(--text-main);
  line-height: 1;
}

.logo-subtitle {
  font-size: 0.725rem;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--accent);
  font-weight: 700;
  margin-top: 4px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: var(--space-32);
  list-style: none;
}

.nav-link {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-muted);
  position: relative;
  padding: var(--space-8) 0;
  transition: var(--transition-fast);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2.5px;
  background: var(--accent);
  transition: width var(--transition-fast);
  border-radius: var(--radius-full);
}

.nav-link:hover {
  color: var(--accent);
}

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

.nav-actions {
  display: flex;
  align-items: center;
  gap: var(--space-16);
}

/* Custom Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-8);
  padding: 14px 24px;
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: 0.95rem;
  transition: var(--transition-fast);
  white-space: nowrap;
}

.btn-primary {
  background: var(--accent);
  color: #FFFFFF;
  box-shadow: 0 4px 16px rgba(var(--accent-rgb), 0.25);
}

.btn-primary:hover {
  background: var(--accent-hover);
  transform: translateY(-2px);
  box-shadow: 0 8px 22px rgba(var(--accent-rgb), 0.35);
}

.btn-secondary {
  background: var(--bg-surface);
  color: var(--text-main);
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-sm);
}

.btn-secondary:hover {
  background: #F8FAFC;
  border-color: var(--accent);
  color: var(--accent);
  transform: translateY(-2px);
}

.btn-icon-svg {
  width: 18px;
  height: 18px;
}

/* Mobile Nav Toggle */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 6px;
  padding: 8px;
}

.nav-toggle span {
  width: 24px;
  height: 2px;
  background-color: var(--text-main);
  transition: var(--transition-fast);
}

/* --- HERO SECTION WITH CONTINUOUS FLUID SVG PATH ANIMATION --- */
.hero {
  padding: var(--space-64) 0 var(--space-96) 0;
  position: relative;
  overflow: hidden;
}

/* Background Fluid SVG Waves */
.hero-bg-waves {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 0;
  opacity: 0.45;
  will-change: transform;
  transform: translate3d(0,0,0);
}

.fluid-path {
  fill: none;
  stroke: url(#accentGradient);
  stroke-width: 2;
  stroke-dasharray: 600;
  stroke-dashoffset: 600;
  animation: fluidDraw 8s cubic-bezier(0.4, 0, 0.2, 1) infinite alternate;
}

@keyframes fluidDraw {
  0% { stroke-dashoffset: 600; }
  100% { stroke-dashoffset: 0; }
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: var(--space-48);
  align-items: center;
  position: relative;
  z-index: 1;
}

.hero-content {
  display: flex;
  flex-direction: column;
  gap: var(--space-24);
}

.hero-rating-pill {
  display: inline-flex;
  align-items: center;
  gap: var(--space-12);
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  padding: var(--space-8) var(--space-16);
  border-radius: var(--radius-full);
  box-shadow: var(--shadow-sm);
  width: fit-content;
}

.stars {
  display: flex;
  gap: 2px;
  color: #F59E0B;
}

.rating-text {
  font-size: 0.875rem;
  color: var(--text-muted);
}

.rating-text strong {
  color: var(--text-main);
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(1.96rem, 2.8vw, 2.5rem);
  font-weight: 700;
  line-height: 1.25;
  letter-spacing: -0.5px;
  color: var(--text-main);
}

.hero-title-highlight {
  color: var(--accent);
  background: linear-gradient(135deg, var(--accent) 0%, #3B82F6 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-description {
  font-size: 1.15rem;
  color: var(--text-muted);
  max-width: 580px;
  line-height: 1.7;
}

.hero-cta-group {
  display: flex;
  align-items: center;
  gap: var(--space-16);
  flex-wrap: wrap;
  margin-top: var(--space-8);
}

.hero-features-list {
  display: flex;
  gap: var(--space-24);
  margin-top: var(--space-16);
  padding-top: var(--space-24);
  border-top: 1px solid var(--border-color);
}

.hero-feature-item {
  display: flex;
  align-items: center;
  gap: var(--space-8);
  font-size: 0.875rem;
  color: var(--text-muted);
  font-weight: 500;
}

.hero-feature-item svg {
  color: var(--accent);
  width: 18px;
  height: 18px;
  flex-shrink: 0;
}

/* --- HERO RIGHT: FORM & CALCULATOR WIDGET STANDARDS --- */
.hero-widget-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: var(--space-32);
  box-shadow: var(--shadow-md);
  position: relative;
  overflow: hidden;
}

.widget-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-24);
  padding-bottom: var(--space-16);
  border-bottom: 1px solid var(--border-color);
}

.widget-title {
  display: flex;
  align-items: center;
  gap: var(--space-8);
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-main);
}

.widget-title svg {
  color: var(--accent);
  width: 24px;
  height: 24px;
}

.widget-status {
  font-size: 0.75rem;
  background: var(--accent-light);
  color: var(--accent);
  border: 1px solid rgba(var(--accent-rgb), 0.2);
  padding: 4px 10px;
  border-radius: var(--radius-full);
  font-weight: 600;
  text-align: center;
}

.calc-form {
  display: flex;
  flex-direction: column;
  gap: var(--space-16);
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-8);
}

.form-label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-main);
  display: flex;
  justify-content: space-between;
}

/* --- STRICT FORM & INPUT STANDARDS (padding: 14px 18px) --- */
.form-select, .form-input {
  width: 100%;
  background: var(--bg-input);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: var(--input-padding);  /* Minimum 14px 18px padding */
  color: var(--text-main);
  font-size: 0.95rem;
  font-weight: 500;
  transition: var(--transition-fast);
}

.form-select option {
  background: var(--bg-surface);
  color: var(--text-main);
}

.form-select:focus, .form-input:focus {
  background: #FFFFFF;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.15);
}

.dims-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-8);
}

.calc-output-box {
  background: var(--bg-primary);
  border: 1.5px dashed rgba(var(--accent-rgb), 0.3);
  border-radius: var(--radius-md);
  padding: var(--space-16);
  margin-top: var(--space-8);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.calc-result-title {
  font-size: 0.8rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  font-weight: 600;
}

.calc-result-val {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--accent);
}

/* --- PRODUCT CATALOG (CSS Grid Areas Light Mode) --- */
.catalog-section {
  padding: var(--space-96) 0;
  background: var(--bg-surface);
  border-top: 1px solid var(--border-color);
  border-bottom: 1px solid var(--border-color);
  position: relative;
}

.catalog-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-24);
}

.catalog-card {
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: var(--space-32);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  position: relative;
  overflow: hidden;
  transition: var(--transition-normal);
}

.catalog-card:hover {
  transform: translateY(-6px);
  background: #FFFFFF;
  border-color: var(--accent);
  box-shadow: var(--shadow-md);
}

.catalog-card-featured {
  grid-column: span 2;
  background: #FFFFFF;
  border-color: rgba(var(--accent-rgb), 0.3);
  box-shadow: var(--shadow-sm);
}

.card-icon-wrapper {
  width: 56px;
  height: 56px;
  background: var(--accent-light);
  border: 1px solid rgba(var(--accent-rgb), 0.2);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
  margin-bottom: var(--space-24);
}

.catalog-card:hover .card-icon-wrapper {
  background: var(--accent);
  color: #FFFFFF;
  transform: scale(1.05);
  transition: var(--transition-fast);
}

.card-title {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 700;
  margin-bottom: var(--space-12);
  color: var(--text-main);
}

.card-text {
  color: var(--text-muted);
  font-size: 0.95rem;
  margin-bottom: var(--space-24);
  line-height: 1.6;
}

.card-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-8);
  margin-bottom: var(--space-24);
}

.tag {
  font-size: 0.75rem;
  padding: 4px 10px;
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-full);
  color: var(--text-muted);
  font-weight: 500;
}

.card-action {
  display: flex;
  align-items: center;
  gap: var(--space-8);
  font-weight: 600;
  color: var(--accent);
  font-size: 0.9rem;
  margin-top: auto;
}

.card-action svg {
  width: 16px;
  height: 16px;
  transition: transform var(--transition-fast);
}

.catalog-card:hover .card-action svg {
  transform: translateX(4px);
}

/* --- WHY CHOOSE US (Light Mode) --- */
.features-section {
  padding: var(--space-96) 0;
  background: var(--bg-primary);
  position: relative;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-24);
}

.feature-box {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: var(--space-32);
  box-shadow: var(--shadow-sm);
  transition: var(--transition-normal);
}

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

.feature-number {
  font-family: var(--font-display);
  font-size: 2.5rem;
  font-weight: 800;
  color: rgba(15, 23, 42, 0.1);
  margin-bottom: var(--space-16);
  line-height: 1;
}

.feature-box:hover .feature-number {
  color: var(--accent);
  transition: var(--transition-fast);
}

.feature-box-title {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: var(--space-12);
}

.feature-box-desc {
  color: var(--text-muted);
  font-size: 0.9rem;
  line-height: 1.6;
}

/* --- GOOGLE REVIEWS SECTION (Social Proof) --- */
.reviews-section {
  padding: var(--space-96) 0;
  background: var(--bg-surface);
  border-top: 1px solid var(--border-color);
}

.reviews-summary-card {
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: var(--space-32);
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-48);
  flex-wrap: wrap;
  gap: var(--space-24);
}

.rating-big {
  display: flex;
  align-items: center;
  gap: var(--space-24);
}

.rating-number {
  font-family: var(--font-display);
  font-size: 3.5rem;
  font-weight: 800;
  color: var(--accent);
  line-height: 1;
}

.reviews-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-24);
}

.review-card {
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: var(--space-24);
  display: flex;
  flex-direction: column;
  gap: var(--space-16);
  transition: var(--transition-fast);
}

.review-card:hover {
  background: #FFFFFF;
  box-shadow: var(--shadow-sm);
}

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

.author-info {
  display: flex;
  align-items: center;
  gap: var(--space-12);
}

.author-avatar {
  width: 42px;
  height: 42px;
  background: var(--accent-light);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  color: var(--accent);
  font-size: 0.95rem;
}

.author-name {
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--text-main);
}

.author-meta {
  font-size: 0.75rem;
  color: var(--text-muted);
}

.review-text {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.6;
}

/* --- LOCATION & CONTACT CENTER WITH GOOGLE MAPS IFRAME --- */
.contact-section {
  padding: var(--space-96) 0;
  background: var(--bg-primary);
  border-top: 1px solid var(--border-color);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-48);
}

.contact-info-panel {
  display: flex;
  flex-direction: column;
  gap: var(--space-24);
}

.info-item-box {
  display: flex;
  align-items: flex-start;
  gap: var(--space-20);
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  padding: var(--space-24);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  transition: var(--transition-fast);
}

.info-item-box:hover {
  border-color: var(--accent);
}

.info-icon-wrapper {
  width: 48px;
  height: 48px;
  background: var(--accent-light);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
  flex-shrink: 0;
}

.info-content {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.info-label {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--text-muted);
  font-weight: 700;
}

.info-value {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--text-main);
}

.info-subtext {
  font-size: 0.85rem;
  color: var(--accent);
  font-weight: 500;
}

.copy-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 6px;
  font-size: 0.8rem;
  color: var(--accent);
  font-weight: 600;
}

.copy-btn:hover {
  text-decoration: underline;
}

/* --- GOOGLE MAPS RESPONSIVE CONTAINER --- */
.map-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: var(--space-16);
  box-shadow: var(--shadow-md);
  overflow: hidden;
}

.map-iframe {
  width: 100%;
  height: 280px;
  border: 0;
  border-radius: var(--radius-sm);
}

/* Contact Form Card */
.contact-form-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: var(--space-48);
  box-shadow: var(--shadow-md);
}

.form-title {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: var(--space-8);
  color: var(--text-main);
}

.form-subtitle {
  font-size: 0.9rem;
  color: var(--text-muted);
  margin-bottom: var(--space-24);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-16);
}

/* --- FOOTER --- */
.footer {
  background: #FFFFFF;
  border-top: 1px solid var(--border-color);
  padding: var(--space-64) 0 var(--space-32) 0;
  color: var(--text-muted);
  font-size: 0.9rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: var(--space-48);
  margin-bottom: var(--space-48);
}

.footer-brand {
  display: flex;
  flex-direction: column;
  gap: var(--space-16);
}

.footer-desc {
  max-width: 320px;
  font-size: 0.875rem;
  line-height: 1.6;
}

.footer-col-title {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: var(--space-20);
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-12);
}

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

.footer-bottom {
  padding-top: var(--space-32);
  border-top: 1px solid var(--border-color);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-16);
  font-size: 0.85rem;
}

/* --- TOAST NOTIFICATION --- */
.toast {
  position: fixed;
  bottom: 24px;
  right: 24px;
  background: #FFFFFF;
  border: 1px solid var(--accent);
  box-shadow: var(--shadow-lg);
  padding: var(--space-16) var(--space-24);
  border-radius: var(--radius-md);
  color: var(--text-main);
  font-weight: 600;
  font-size: 0.9rem;
  display: flex;
  align-items: center;
  gap: var(--space-12);
  z-index: 9999;
  transform: translateY(100px);
  opacity: 0;
  transition: var(--transition-normal);
}

.toast.show {
  transform: translateY(0);
  opacity: 1;
}

/* --- SCROLL REVEAL ANIMATIONS (IntersectionObserver Target) --- */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s cubic-bezier(0.16, 1, 0.3, 1), transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Delay Stagger Helpers */
.delay-1 { transition-delay: 0.1s; }
.delay-2 { transition-delay: 0.2s; }
.delay-3 { transition-delay: 0.3s; }
.delay-4 { transition-delay: 0.4s; }

/* --- RESPONSIVE MEDIA QUERIES --- */
@media (max-width: 1024px) {
  .hero-grid {
    grid-template-columns: 1fr;
  }

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

  .catalog-card-featured {
    grid-column: span 2;
  }

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

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

@media (max-width: 768px) {
  .top-bar-inner {
    flex-direction: column;
    align-items: flex-start;
  }

  .nav-links {
    display: none;
    position: absolute;
    top: 80px;
    left: 0;
    width: 100%;
    background: #FFFFFF;
    border-bottom: 1px solid var(--border-color);
    flex-direction: column;
    padding: var(--space-24);
    gap: var(--space-16);
    box-shadow: var(--shadow-md);
  }

  .nav-links.active {
    display: flex;
  }

  .nav-toggle {
    display: flex;
  }

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

  .catalog-card-featured {
    grid-column: span 1;
  }

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

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

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

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

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