@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@300;400;500;600;700&family=Zen+Maru+Gothic:wght@300;400;500;700;900&display=swap');

/* Declare Cascade Layers */
@layer reset, tokens, base, layout, components, utilities;

@layer reset {
  /* Box sizing rules */
  *,
  *::before,
  *::after {
    box-sizing: border-box;
  }

  /* Prevent font size inflation after orientation changes on iOS */
  html {
    html-size-adjust: none;
    -webkit-text-size-adjust: none;
    scroll-behavior: smooth;
  }

  /* Remove default margins & paddings for common layout elements */
  body,
  h1,
  h2,
  h3,
  h4,
  p,
  figure,
  blockquote,
  dl,
  dd,
  ol,
  ul {
    margin: 0;
    padding: 0;
  }

  /* Set core body defaults */
  body {
    min-block-size: 100vh;
    text-rendering: optimizeSpeed;
    line-height: 1.8;
    overflow-x: hidden;
  }

  /* Remove list styles on ul, ol elements with a list role */
  ul[role='list'],
  ol[role='list'] {
    list-style: none;
  }

  /* A elements that don't have a class get default styles */
  a:not([class]) {
    text-decoration-skip-ink: auto;
  }

  /* Make images easier to work with */
  img,
  picture {
    max-inline-size: 100%;
    display: block;
    height: auto;
  }

  /* Inherit fonts for inputs and buttons */
  input,
  button,
  textarea,
  select {
    font: inherit;
  }
}

@layer tokens {
  :root {
    /* Color Scheme */
    color-scheme: light dark;

    /* Base Color Tokens using light-dark() - Soft, Warm, Cozy Palette */
    --color-bg-base: light-dark(#fcfbf9, #151311); /* Warm cream / deep charcoal */
    --color-bg-surface: light-dark(#ffffff, #1e1b18);
    --color-bg-surface-hover: light-dark(#fafcfb, #25221e);
    
    --color-text-primary: light-dark(#2b2b2b, #e5dfd9);
    --color-text-muted: light-dark(#6e665e, #a3998f);
    --color-text-message: light-dark(#3a332d, #f2ece6);
    --color-text-inverse: light-dark(#ffffff, #151311);

    /* Friendly Coral Orange Accent */
    --color-brand-primary: #e05e45;
    --color-brand-primary-hover: #c44f37;
    --border-color: light-dark(#ebdcd0, #38322c); /* Warm borders */
    
    --glass-blur: 12px;
    --glass-shadow: light-dark(
      0 4px 20px rgba(112, 85, 61, 0.04),
      0 4px 24px rgba(0, 0, 0, 0.25)
    );

    /* Typography scale */
    --font-heading: 'Zen Maru Gothic', 'Outfit', sans-serif;
    --font-body: 'Zen Maru Gothic', 'Plus Jakarta Sans', sans-serif;

    /* Spacing scale */
    --space-xs: 0.5rem;
    --space-sm: 1rem;
    --space-md: 1.5rem;
    --space-lg: 2.5rem;
    --space-xl: 4rem;

    /* Radius scale */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 24px;
    --radius-full: 9999px;

    /* Transition defaults */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  }
}

@layer base {
  body {
    background-color: var(--color-bg-base);
    color: var(--color-text-primary);
    font-family: var(--font-body);
    transition: background-color var(--transition-normal), color var(--transition-normal);
  }

  /* Accessibility styling */
  :focus-visible {
    outline: 2px solid var(--color-brand-primary);
    outline-offset: 4px;
  }

  /* Selection highlight */
  ::selection {
    background-color: rgba(224, 94, 69, 0.2);
    color: var(--color-text-primary);
  }

  h1, h2, h3, h4 {
    font-family: var(--font-heading);
    font-weight: 700;
    color: var(--color-text-primary);
    line-height: 1.4;
  }

  h1 {
    font-size: 28px;
    letter-spacing: -0.01em;
  }

  h2 {
    font-size: 20px;
    letter-spacing: 0.05em;
    margin-block-start: 60px;
    margin-block-end: 24px;
    font-weight: 700;
  }

  h3 {
    font-size: 18px;
    font-weight: 700;
  }

  p {
    color: var(--color-text-muted);
    font-size: 15px;
    line-height: 1.8;
  }

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

@layer layout {
  /* Makasete-style Single-Column Center Layout */
  .container {
    max-inline-size: 768px;
    margin-inline: auto;
    padding-inline: 16px;
  }

  /* Navigation Header */
  .header {
    position: fixed;
    top: 0;
    left: 0;
    inline-size: 100%;
    z-index: 1000;
    background-color: light-dark(rgba(252, 251, 249, 0.9), rgba(21, 19, 17, 0.9));
    backdrop-filter: blur(var(--glass-blur));
    border-bottom: 1px solid var(--border-color);
    transition: background-color var(--transition-normal);
  }

  .nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 52px;
  }

  .logo-link {
    display: flex;
    align-items: center;
  }

  .logo-img {
    height: 18px;
    width: auto;
  }

  .nav-menu {
    display: flex;
    align-items: center;
    gap: 16px;
    list-style: none;
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.05em;
  }

  .nav-link {
    color: var(--color-text-primary);
    text-decoration: underline;
  }

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

  /* Main Wrapper */
  .main-wrapper {
    padding-block-start: 52px;
    padding-block-end: 48px;
    min-height: 100vh;
  }

  /* Hero Section */
  .hero-logo-container {
    height: 300px;
    display: flex;
    justify-content: center;
    align-items: center;
  }

  .hero-logo {
    height: 130px;
    width: 130px;
    border-radius: var(--radius-lg);
    box-shadow: 0 4px 12px rgba(112, 85, 61, 0.08);
  }

  .message {
    text-align: center;
    margin-block-end: 60px;
    font-size: 17px;
    line-height: 2.0;
    color: var(--color-text-message);
    font-weight: 500;
  }

  /* Section Common */
  section {
    scroll-margin-top: 80px;
  }

  /* Products List */
  .products-list {
    display: grid;
    gap: 32px;
  }

  /* Company Info Table */
  .info-table {
    width: 100%;
    border-collapse: collapse;
    margin-block-end: 40px;
  }

  .info-table tr {
    border-bottom: 1px solid var(--border-color);
  }

  .info-table tr:last-child {
    border-bottom: none;
  }

  .info-table td {
    padding: 16px 0px;
    font-size: 14px;
  }

  .info-table td:nth-of-type(1) {
    width: 25%;
    font-weight: 700;
    color: var(--color-text-primary);
  }

  .info-table td:nth-of-type(2) {
    color: var(--color-text-muted);
  }

  @media (max-width: 600px) {
    .info-table td {
      display: block;
      padding: 8px 0;
    }
    .info-table td:nth-of-type(1) {
      width: 100%;
      padding-block-end: 2px;
    }
  }

  /* Bio Section */
  .bio-container {
    display: flex;
    gap: 32px;
    align-items: start;
    margin-block-start: 40px;
  }

  .bio-photo {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    background-color: var(--color-bg-surface);
    border: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 3.5rem;
    flex-shrink: 0;
    box-shadow: var(--glass-shadow);
  }

  .bio-content {
    flex: 1;
  }

  .bio-name {
    font-size: 20px;
    margin-block-end: 12px;
    font-weight: 700;
  }

  .bio-text {
    font-size: 14px;
    line-height: 1.8;
  }

  @media (max-width: 768px) {
    .bio-container {
      flex-direction: column;
      text-align: center;
      align-items: center;
    }
    .bio-photo {
      margin-inline: auto;
    }
  }

  /* Footer */
  .footer {
    padding-block: 32px;
    border-top: 1px solid var(--border-color);
    text-align: center;
    font-size: 12px;
    color: var(--color-text-muted);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
  }

  .footer-links {
    display: flex;
    gap: 16px;
    margin-block-end: 4px;
  }

  .footer-link {
    text-decoration: underline;
  }

  .footer-link:hover {
    color: var(--color-brand-primary);
  }

  .footer-copyright {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 4px;
  }
}

@layer components {
  /* Simple Warm Product Cards */
  .product-card {
    display: flex;
    gap: 24px;
    align-items: start;
    padding: 24px;
    border-radius: var(--radius-md);
    background-color: var(--color-bg-surface);
    border: 1px solid var(--border-color);
    box-shadow: var(--glass-shadow);
    transition: transform var(--transition-fast), border-color var(--transition-fast);
  }

  .product-card:hover {
    transform: translateY(-2px);
    border-color: var(--color-brand-primary);
  }

  .product-icon {
    width: 80px;
    height: 80px;
    flex-shrink: 0;
    border-radius: 16px;
    overflow: hidden;
    border: 1px solid var(--border-color);
    box-shadow: 0 2px 8px rgba(112, 85, 61, 0.05);
  }

  .product-icon img {
    width: 100%;
    height: 100%;
    object-fit: cover;
  }

  .product-info {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 8px;
  }

  .product-title {
    font-size: 18px;
    font-weight: 700;
  }

  .product-title a {
    color: var(--color-text-primary);
    display: inline-flex;
    align-items: center;
    gap: 6px;
  }

  .product-title a svg {
    opacity: 0.6;
    transition: opacity var(--transition-fast);
  }

  .product-title a:hover svg {
    opacity: 1;
  }

  .product-title a:hover {
    text-decoration: underline;
  }

  .product-description {
    font-size: 14px;
    line-height: 1.6;
    color: var(--color-text-muted);
  }

  .product-badges {
    display: flex;
    gap: 12px;
    align-items: center;
    flex-wrap: wrap;
    margin-block-start: 8px;
  }

  @media (max-width: 768px) {
    .product-card {
      flex-direction: column;
      text-align: center;
      align-items: center;
      padding: 20px;
    }
    .product-icon {
      margin-inline: auto;
    }
    .product-badges {
      justify-content: center;
    }
  }

  /* Simple Warm Forms */
  .contact-form {
    display: flex;
    flex-direction: column;
    gap: 16px;
    background-color: var(--color-bg-surface);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 24px;
    box-shadow: var(--glass-shadow);
  }

  .form-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
  }

  .form-label {
    font-weight: 700;
    font-size: 13px;
    color: var(--color-text-primary);
  }

  .form-input {
    background: var(--color-bg-base);
    border: 1px solid var(--border-color);
    color: var(--color-text-primary);
    border-radius: var(--radius-sm);
    padding: 10px 12px;
    font-size: 14px;
    transition: border-color var(--transition-fast), background-color var(--transition-fast);
    width: 100%;
  }

  .form-input:focus {
    border-color: var(--color-brand-primary);
    background-color: var(--color-bg-surface);
    outline: none;
  }

  .form-input:user-invalid {
    border-color: #d9463e;
    background-color: rgba(217, 70, 62, 0.03);
  }

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

  .btn-submit {
    background-color: var(--color-brand-primary);
    color: white;
    border: none;
    border-radius: var(--radius-sm);
    padding: 12px;
    font-size: 14px;
    font-weight: 700;
    cursor: pointer;
    transition: background-color var(--transition-fast);
    width: 100%;
  }

  .btn-submit:hover {
    background-color: var(--color-brand-primary-hover);
  }

  .btn-submit:disabled {
    opacity: 0.6;
    cursor: not-allowed;
  }

  /* Clean Theme Toggle inside header */
  .theme-toggle-btn {
    background: none;
    border: 1px solid var(--border-color);
    color: var(--color-text-primary);
    width: 32px;
    height: 32px;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: background-color var(--transition-fast), border-color var(--transition-fast);
  }

  .theme-toggle-btn:hover {
    background-color: var(--border-color);
    border-color: var(--color-brand-primary);
  }

  /* Toast Notification */
  .toast {
    position: fixed;
    bottom: 24px;
    right: 24px;
    background: var(--color-bg-surface);
    border: 1px solid var(--color-brand-primary);
    color: var(--color-text-primary);
    padding: 12px 20px;
    border-radius: var(--radius-sm);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.15);
    z-index: 2000;
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    font-weight: 700;
    transform: translateY(100px);
    opacity: 0;
    transition: transform var(--transition-normal), opacity var(--transition-normal);
  }

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

@layer utilities {
  .reveal {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.5s ease, transform 0.5s ease;
  }

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