/* ==========================================================================
   ANISQ LTD — Photography Website
   Design System & Main Stylesheet (Zoho-Inspired Clean Architecture)
   ========================================================================== */

/* --- Google Fonts Import --- */
@import url('https://fonts.googleapis.com/css2?family=Fraunces:ital,opsz,wght@0,9..144,400;0,9..144,600;1,9..144,400;1,9..144,600&family=Inter:wght@300;400;500;600;700&family=Outfit:wght@400;500;600;700;800&display=swap');

/* --- CSS Variables & Design Tokens --- */
:root {
  /* Brand Palette (Strict adherence: No blues, golds or generic SaaS cliches) */
  --color-ink: #241F1C;            /* Deep espresso */
  --color-primary: #C75B39;        /* Terracotta */
  --color-primary-hover: #A8462B;  /* Deep Terracotta */
  --color-primary-light: #F6EBE6;  /* Soft Terracotta tint */
  --color-secondary: #7E9680;      /* Sage green */
  --color-secondary-light: #EEF3EF;/* Soft Sage tint */
  --color-plum: #5E2A4A;           /* Deep plum */
  --color-plum-dark: #451E36;      /* Darker plum for footers/dark sections */
  --color-plum-light: #F4ECF1;     /* Soft plum tint */
  --color-surface: #F7F3EE;        /* Warm sand */
  --color-surface-subtle: #F0EAE2; /* Slightly darker sand for alternating sections */
  --color-card: #FFFDFB;           /* Pristine warm card background */
  --color-card-border: rgba(36, 31, 28, 0.09);
  --color-muted: #6B6259;          /* Readable muted text */
  --color-border: rgba(36, 31, 28, 0.12);
  --color-border-light: rgba(36, 31, 28, 0.06);

  /* Status Colors */
  --color-success: #3E7B54;
  --color-error: #B9382B;
  --color-warning: #D97706;

  /* Typography */
  --font-heading: 'Outfit', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-serif: 'Fraunces', Georgia, serif;

  /* Spacing System */
  --space-2xs: 0.25rem;  /* 4px */
  --space-xs: 0.5rem;    /* 8px */
  --space-sm: 0.75rem;   /* 12px */
  --space-md: 1rem;      /* 16px */
  --space-lg: 1.5rem;    /* 24px */
  --space-xl: 2rem;      /* 32px */
  --space-2xl: 3rem;     /* 48px */
  --space-3xl: 4.5rem;   /* 72px */
  --space-4xl: 6rem;     /* 96px */

  /* Radius (Zoho style: 12-16px for cards, 9999px for pills) */
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-pill: 9999px;

  /* Shadows (Soft, modern, natural) */
  --shadow-sm: 0 2px 8px rgba(36, 31, 28, 0.04);
  --shadow-md: 0 8px 24px rgba(36, 31, 28, 0.06);
  --shadow-lg: 0 16px 40px rgba(36, 31, 28, 0.09);
  --shadow-card-hover: 0 20px 48px rgba(199, 91, 57, 0.12);

  /* Transitions */
  --transition-fast: 0.18s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-normal: 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-smooth: 0.5s cubic-bezier(0.16, 1, 0.3, 1);

  /* Layout */
  --container-max: 1240px;
  --container-narrow: 860px;
  --header-height: 76px;
  --bottom-bar-height: 64px;
}

/* --- Dark Mode Variables (Built on Plum & Espresso) --- */
[data-theme="dark"] {
  --color-ink: #F7F3EE;
  --color-surface: #1C1715;
  --color-surface-subtle: #241E1B;
  --color-card: #2B2320;
  --color-card-border: rgba(247, 243, 238, 0.1);
  --color-muted: #BDB4AA;
  --color-border: rgba(247, 243, 238, 0.12);
  --color-border-light: rgba(247, 243, 238, 0.06);
  --color-primary-light: rgba(199, 91, 57, 0.2);
  --color-secondary-light: rgba(126, 150, 128, 0.2);
  --color-plum-light: rgba(94, 42, 74, 0.25);
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.2);
  --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.3);
  --shadow-lg: 0 16px 40px rgba(0, 0, 0, 0.4);
}

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

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

body {
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.62;
  color: var(--color-ink);
  background-color: var(--color-surface);
  overflow-x: hidden;
  width: 100%;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  padding-bottom: calc(var(--bottom-bar-height) + env(safe-area-inset-bottom, 0px)); /* Mobile bottom bar clearance */
  transition: background-color var(--transition-normal), color var(--transition-normal);
  -webkit-tap-highlight-color: transparent;
  word-wrap: break-word;
  overflow-wrap: break-word;
}

@media (min-width: 992px) {
  body {
    padding-bottom: 0;
  }
}

main {
  flex: 1 0 auto;
  width: 100%;
  overflow-x: hidden;
}

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

input, button, textarea, select {
  font: inherit;
  color: inherit;
}

button {
  cursor: pointer;
  border: none;
  background: none;
}

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

/* Focus styles for Accessibility */
:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 3px;
}

/* Skip to Content for a11y */
.skip-to-content {
  position: absolute;
  top: -100px;
  left: var(--space-md);
  background: var(--color-primary);
  color: #FFFDFB;
  padding: var(--space-xs) var(--space-md);
  border-radius: var(--radius-sm);
  z-index: 99999;
  font-weight: 600;
  transition: top var(--transition-fast);
}
.skip-to-content:focus {
  top: var(--space-md);
}

/* --- Typography --- */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  color: var(--color-ink);
  line-height: 1.2;
  font-weight: 700;
  letter-spacing: -0.02em;
  overflow-wrap: break-word;
}

h1 { font-size: clamp(1.85rem, 5.5vw + 0.5rem, 3.75rem); }
h2 { font-size: clamp(1.5rem, 3.8vw + 0.3rem, 2.75rem); }
h3 { font-size: clamp(1.2rem, 2.5vw + 0.2rem, 1.85rem); }
h4 { font-size: 1.25rem; }
h5 { font-size: 1.1rem; }
h6 { font-size: 0.95rem; }

p {
  color: var(--color-ink);
  margin-bottom: var(--space-md);
  overflow-wrap: break-word;
}

p.lead {
  font-size: clamp(1rem, 1.2vw + 0.4rem, 1.25rem);
  color: var(--color-muted);
  line-height: 1.55;
}

.serif-accent {
  font-family: var(--font-serif);
  font-style: italic;
  font-weight: 400;
  color: var(--color-primary);
}

.text-muted { color: var(--color-muted); }
.text-terracotta { color: var(--color-primary); }
.text-sage { color: var(--color-secondary); }
.text-plum { color: var(--color-plum); }
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

/* --- Layout Containers --- */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--space-md);
  padding-right: var(--space-md);
}

.container-narrow {
  width: 100%;
  max-width: var(--container-narrow);
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--space-md);
  padding-right: var(--space-md);
}

@media (max-width: 360px) {
  .container, .container-narrow {
    padding-left: 12px;
    padding-right: 12px;
  }
}

@media (min-width: 768px) {
  .container, .container-narrow {
    padding-left: var(--space-xl);
    padding-right: var(--space-xl);
  }
}

/* Sections */
.section {
  padding-top: var(--space-2xl);
  padding-bottom: var(--space-2xl);
  position: relative;
}

@media (min-width: 768px) {
  .section {
    padding-top: var(--space-3xl);
    padding-bottom: var(--space-3xl);
  }
}

@media (min-width: 1024px) {
  .section-lg {
    padding-top: var(--space-4xl);
    padding-bottom: var(--space-4xl);
  }
}

.section-subtle {
  background-color: var(--color-surface-subtle);
}

.section-dark {
  background-color: var(--color-plum-dark);
  color: #FFFDFB;
}

.section-dark h1,
.section-dark h2,
.section-dark h3,
.section-dark h4,
.section-dark p {
  color: #FFFDFB;
}

.section-dark .text-muted {
  color: rgba(255, 253, 251, 0.75);
}

/* Section Headers (Zoho Style) */
.section-header {
  margin-bottom: var(--space-2xl);
}

.section-header.text-center {
  max-width: 720px;
  margin-left: auto;
  margin-right: auto;
}

.section-tag {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  font-family: var(--font-heading);
  font-size: 0.8125rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 6px 14px;
  border-radius: var(--radius-pill);
  background: var(--color-primary-light);
  color: var(--color-primary);
  margin-bottom: var(--space-sm);
}

.section-tag.sage {
  background: var(--color-secondary-light);
  color: var(--color-secondary);
}

.section-tag.plum {
  background: var(--color-plum-light);
  color: var(--color-plum);
}

/* --- Buttons & CTAs (High-Contrast Pill Buttons) --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-xs);
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.95rem;
  padding: 12px 26px;
  border-radius: var(--radius-pill);
  min-height: 48px; /* Touch target >= 44px */
  text-align: center;
  white-space: nowrap;
  transition: all var(--transition-fast);
  text-decoration: none;
  border: 1.5px solid transparent;
}

.btn-primary {
  background-color: var(--color-primary);
  color: #FFFDFB;
  box-shadow: 0 4px 14px rgba(199, 91, 57, 0.28);
}

.btn-primary:hover, .btn-primary:focus {
  background-color: var(--color-primary-hover);
  color: #FFFDFB;
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(199, 91, 57, 0.38);
}

.btn-secondary {
  background-color: transparent;
  color: var(--color-ink);
  border-color: var(--color-border);
}

.btn-secondary:hover, .btn-secondary:focus {
  border-color: var(--color-primary);
  color: var(--color-primary);
  background-color: var(--color-card);
  transform: translateY(-2px);
}

.btn-sage {
  background-color: var(--color-secondary);
  color: #FFFDFB;
}
.btn-sage:hover {
  background-color: #6c836e;
  transform: translateY(-2px);
}

.btn-plum {
  background-color: var(--color-plum);
  color: #FFFDFB;
}
.btn-plum:hover {
  background-color: var(--color-plum-dark);
  transform: translateY(-2px);
}

.btn-outline-white {
  border-color: rgba(255, 253, 251, 0.35);
  color: #FFFDFB;
  background: transparent;
}
.btn-outline-white:hover {
  background: #FFFDFB;
  color: var(--color-plum);
}

.btn-white {
  background-color: #FFFDFB;
  color: var(--color-primary);
  font-weight: 700;
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.1);
}
.btn-white:hover {
  background-color: #F7F3EE;
  transform: translateY(-2px);
}

.btn-sm {
  padding: 8px 18px;
  font-size: 0.875rem;
  min-height: 40px;
}

.btn-lg {
  padding: 16px 36px;
  font-size: 1.05rem;
  min-height: 54px;
}

.btn-group {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md);
  align-items: center;
}

@media (max-width: 540px) {
  .btn-group {
    flex-direction: column;
    width: 100%;
    align-items: stretch;
  }
  .btn-group .btn {
    width: 100%;
  }
}

/* --- Zoho Style Cards --- */
.card {
  background-color: var(--color-card);
  border: 1px solid var(--color-card-border);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
  max-width: 100%;
}

@media (max-width: 480px) {
  .card {
    padding: var(--space-md);
    border-radius: var(--radius-md);
  }
}

.card:hover {
  box-shadow: var(--shadow-md);
  border-color: rgba(199, 91, 57, 0.25);
  transform: translateY(-4px);
}

.card-icon-box {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-md);
  background-color: var(--color-primary-light);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-md);
  font-size: 1.5rem;
  transition: all var(--transition-fast);
}

.card:hover .card-icon-box {
  background-color: var(--color-primary);
  color: #FFFDFB;
  transform: scale(1.05);
}

.card-icon-box.sage {
  background-color: var(--color-secondary-light);
  color: var(--color-secondary);
}
.card:hover .card-icon-box.sage {
  background-color: var(--color-secondary);
  color: #FFFDFB;
}

.card-icon-box.plum {
  background-color: var(--color-plum-light);
  color: var(--color-plum);
}
.card:hover .card-icon-box.plum {
  background-color: var(--color-plum);
  color: #FFFDFB;
}

/* --- Grids --- */
.grid {
  display: grid;
  gap: var(--space-lg);
}

.grid-2 {
  grid-template-columns: 1fr;
}
@media (min-width: 768px) {
  .grid-2 { grid-template-columns: repeat(2, 1fr); }
}

.grid-3 {
  grid-template-columns: 1fr;
}
@media (min-width: 640px) {
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
}
@media (min-width: 1024px) {
  .grid-3 { grid-template-columns: repeat(3, 1fr); }
}

.grid-4 {
  grid-template-columns: 1fr;
}
@media (min-width: 540px) {
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
}
@media (min-width: 1024px) {
  .grid-4 { grid-template-columns: repeat(4, 1fr); }
}

/* Alternating Zig-Zag Product Rows */
.zigzag-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-xl);
  align-items: center;
  margin-bottom: var(--space-3xl);
}

.zigzag-row:last-child {
  margin-bottom: 0;
}

@media (min-width: 992px) {
  .zigzag-row {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-3xl);
  }
  .zigzag-row.reverse .zigzag-image {
    order: 2;
  }
  .zigzag-row.reverse .zigzag-content {
    order: 1;
  }
}

.zigzag-image {
  position: relative;
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-md);
}

.zigzag-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}

.zigzag-image:hover img {
  transform: scale(1.03);
}

/* --- Trust Strip --- */
.trust-strip {
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  padding: var(--space-lg) 0;
  background-color: var(--color-card);
}

.trust-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-md);
  align-items: center;
}

@media (max-width: 360px) {
  .trust-grid {
    grid-template-columns: 1fr;
    gap: var(--space-sm);
  }
}

@media (min-width: 768px) {
  .trust-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.trust-item {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.trust-icon {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--color-primary-light);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.trust-text h4 {
  font-size: 0.9rem;
  font-weight: 700;
  margin-bottom: 2px;
}

.trust-text p {
  font-size: 0.8rem;
  color: var(--color-muted);
  margin-bottom: 0;
}

/* --- Badges & Tags --- */
.badge {
  display: inline-block;
  padding: 4px 10px;
  font-size: 0.75rem;
  font-weight: 700;
  border-radius: var(--radius-pill);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.badge-terracotta { background: var(--color-primary-light); color: var(--color-primary); }
.badge-sage { background: var(--color-secondary-light); color: var(--color-secondary); }
.badge-plum { background: var(--color-plum-light); color: var(--color-plum); }

/* --- Dividers --- */
.divider {
  height: 1px;
  background-color: var(--color-border);
  margin: var(--space-2xl) 0;
  border: none;
}

/* --- Scroll Reveal Animations --- */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s cubic-bezier(0.16, 1, 0.3, 1), transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
  will-change: opacity, transform;
}

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

.delay-1 { transition-delay: 0.1s; }
.delay-2 { transition-delay: 0.2s; }
.delay-3 { transition-delay: 0.3s; }
.delay-4 { transition-delay: 0.4s; }

/* Reduced Motion */
@media (prefers-reduced-motion: reduce) {
  .reveal {
    opacity: 1 !important;
    transform: none !important;
    transition: none !important;
  }
}