@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300..900&display=swap');

/* ==========================================================================
   DESIGN TOKENS (CSS Custom Properties)
   ========================================================================== */
:root {
  /* Colors - Brands & Surfaces (Serene Professional) */
  --surface: #fbf9f4;                 /* Linen/Ivory background */
  --surface-dim: #dbdad5;
  --surface-bright: #fbf9f4;
  --surface-container-lowest: #ffffff;
  --surface-container-low: #f5f3ee;
  --surface-container: #f0eee9;
  --surface-container-high: #eae8e3;
  --surface-container-highest: #e4e2dd;
  
  --on-surface: #1b1c19;              /* Deep Charcoal text */
  --on-surface-variant: #534340;      /* Warm brown/charcoal variant */
  --inverse-surface: #30312e;
  --inverse-on-surface: #f2f1ec;
  --outline: #86736f;
  --outline-variant: #d8c2bd;
  --surface-tint: #8d4c40;
  
  --primary: #8a4a3d;                 /* Muted Terracotta primary */
  --on-primary: #ffffff;
  --primary-container: #a86254;     
  --on-primary-container: #fffbff;
  --inverse-primary: #ffb4a6;
  
  --secondary: #506071;               /* Slate Blue secondary */
  --on-secondary: #ffffff;
  --secondary-container: #d3e4f8;
  --on-secondary-container: #566677;
  
  --tertiary: #4a6156;                /* Sage Green tertiary */
  --on-tertiary: #ffffff;
  --tertiary-container: #627a6e;
  --on-tertiary-container: #f5fff8;
  
  --error: #ba1a1a;
  --on-error: #ffffff;
  --error-container: #ffdad6;
  --on-error-container: #93000a;
  
  --supportive-blue: #d3e4f8;         /* Tinted Slate Blue */
  --text-muted: #86736f;              /* Outlined Warm neutral */
  --surface-white: #ffffff;

  /* Border Radii (Soft - 4px base) */
  --rounded-sm: 0.125rem;             /* 2px */
  --rounded-default: 0.25rem;         /* 4px */
  --rounded-md: 0.375rem;             /* 6px */
  --rounded-lg: 0.5rem;               /* 8px */
  --rounded-xl: 0.75rem;              /* 12px */
  --rounded-full: 9999px;

  /* Spacing (8px scale) */
  --spacing-base: 8px;
  --spacing-xs: 4px;
  --spacing-sm: 12px;
  --spacing-md: 24px;
  --spacing-lg: 40px;
  --spacing-xl: 64px;
  --spacing-gutter: 24px;
  --spacing-margin-mobile: 16px;
  --spacing-margin-desktop: 48px;
  --spacing-max-width: 1280px;

  /* Elevation (Shadows - desaturated Slate Blue secondary #506071 at very low opacity 5-8%) */
  --shadow-sm: 0 1px 3px rgba(80, 96, 113, 0.05), 0 1px 2px rgba(80, 96, 113, 0.08);
  --shadow-soft: 0 4px 20px rgba(80, 96, 113, 0.05); /* Slate blue tinted shadow */
  --shadow-hover: 0 20px 40px rgba(80, 96, 113, 0.10);
  --shadow-elevated: 0 12px 30px rgba(80, 96, 113, 0.12);

  /* Transitions */
  --transition-smooth: all 0.4s cubic-bezier(0.25, 1, 0.5, 1);
  --transition-fast: all 0.2s ease;
}

/* ==========================================================================
   CSS MODERN RESET & BASICS
   ========================================================================== */
*, *::before, *::after {
  box-sizing: border-box;
}

body, h1, h2, h3, h4, p, figure, blockquote, dl, dd {
  margin: 0;
}

ul[class], ol[class] {
  list-style: none;
  padding: 0;
  margin: 0;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 100px;
}

body {
  min-height: 100vh;
  text-rendering: optimizeSpeed;
  line-height: 1.5;
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  background-color: var(--surface);
  color: var(--on-surface);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

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

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

/* Base Utility Classes */
.container {
  width: 100%;
  max-width: var(--spacing-max-width);
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--spacing-gutter);
  padding-right: var(--spacing-gutter);
}

.no-select {
  user-select: none;
  -webkit-user-select: none;
}

/* ==========================================================================
   FAQ ACCORDION (NATIVE MUTUALLY EXCLUSIVE DETAILS)
   ========================================================================== */
.support-faq {
  margin: 6rem auto;
  max-width: 800px;
  padding: 0 var(--spacing-gutter);
}

.faq-title {
  text-align: center;
  margin-bottom: 3rem;
}

.faq-container {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.faq-item {
  background-color: var(--surface-white);
  border: 1px solid var(--surface-container-highest);
  border-radius: var(--rounded-default);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: var(--transition-smooth);
}

.faq-item[open] {
  border-color: var(--primary);
  box-shadow: var(--shadow-elevated);
}

.faq-summary {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.25rem 1.5rem;
  font-size: 1.25rem;
  font-weight: 500;
  cursor: pointer;
  user-select: none;
  list-style: none; /* Hide default arrow */
  color: var(--on-surface);
  transition: var(--transition-fast);
}

.faq-summary:hover {
  color: var(--primary);
}

/* Hide standard list marker in WebKit/Safari */
.faq-summary::-webkit-details-marker {
  display: none;
}

.faq-summary-icon {
  width: 1.25rem;
  height: 1.25rem;
  stroke: var(--primary);
  transition: transform 0.3s ease;
}

.faq-item[open] .faq-summary-icon {
  transform: rotate(180deg);
}

.faq-content {
  padding: 0 1.5rem 1.5rem 1.5rem;
  color: var(--on-surface-variant);
  font-size: 1.125rem;
  line-height: 1.6;
}

/* Photography Specific FAQ override */
.photo-faq-title {
  font-size: 1.25rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 2rem;
  text-align: center;
}

@media (min-width: 768px) {
  .photo-faq-title {
    font-size: 1.5rem;
  }
}

/* ==========================================================================
   LANGUAGE SWITCHER
   ========================================================================== */
.lang-switcher {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--on-surface-variant);
  display: flex;
  align-items: center;
  gap: 0.35rem;
  margin-left: 1.5rem;
  user-select: none;
}

.lang-switcher a {
  color: var(--on-surface-variant);
  transition: var(--transition-fast);
  text-decoration: none;
}

.lang-switcher a:hover {
  color: var(--primary);
}

.lang-switcher .active {
  font-weight: 700;
  color: var(--primary);
}