/* ========================================
   Variables
   ======================================== */
:root {
  /* Colors */
  --color-background: #f9faf9; /* soft, airy off-white with a hint of green */
  --color-surface: #ffffff;
  --color-text: #1d1f24;
  --color-text-muted: #5f6470;

  /* Nature-inspired accent palette */
  --color-primary: #4c8f7a;   /* soft, refined green */
  --color-primary-soft: #e2f0eb;
  --color-success: #3c9960;
  --color-warning: #c98a2b;
  --color-danger: #c44646;

  /* Neutral grays */
  --gray-50: #f7f7f8;
  --gray-100: #ececef;
  --gray-200: #dedfe3;
  --gray-300: #c7c9cf;
  --gray-400: #a9acb4;
  --gray-500: #8b8f99;
  --gray-600: #6b7080;
  --gray-700: #4b4f5e;
  --gray-800: #303341;
  --gray-900: #1b1d26;

  /* Typography */
  --font-sans: "Inter", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-serif: "Playfair Display", "Georgia", serif;

  --font-size-xs: 0.75rem;  /* 12px */
  --font-size-sm: 0.875rem; /* 14px */
  --font-size-base: 1rem;   /* 16px */
  --font-size-md: 1.0625rem;/* 17px */
  --font-size-lg: 1.125rem; /* 18px */
  --font-size-xl: 1.25rem;  /* 20px */
  --font-size-2xl: 1.5rem;  /* 24px */
  --font-size-3xl: 1.875rem;/* 30px */
  --font-size-4xl: 2.25rem; /* 36px */

  --line-height-tight: 1.2;
  --line-height-normal: 1.6;
  --line-height-relaxed: 1.8;

  /* Spacing scale (0–96px) */
  --space-0: 0;
  --space-1: 0.25rem;  /* 4px */
  --space-2: 0.5rem;   /* 8px */
  --space-3: 0.75rem;  /* 12px */
  --space-4: 1rem;     /* 16px */
  --space-5: 1.25rem;  /* 20px */
  --space-6: 1.5rem;   /* 24px */
  --space-7: 1.75rem;  /* 28px */
  --space-8: 2rem;     /* 32px */
  --space-10: 2.5rem;  /* 40px */
  --space-12: 3rem;    /* 48px */
  --space-16: 4rem;    /* 64px */
  --space-20: 5rem;    /* 80px */
  --space-24: 6rem;    /* 96px */

  /* Radius */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 16px;
  --radius-pill: 999px;

  /* Shadows (soft, elegant) */
  --shadow-soft: 0 8px 20px rgba(15, 25, 40, 0.04);
  --shadow-medium: 0 16px 40px rgba(15, 25, 40, 0.08);

  /* Transitions */
  --transition-fast: 120ms ease-out;
  --transition-base: 180ms ease-out;
  --transition-slow: 260ms ease-out;
}

/* ========================================
   Reset / Normalize
   ======================================== */
*, *::before, *::after {
  box-sizing: border-box;
}

* {
  margin: 0;
}

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

body {
  min-height: 100vh;
}

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

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

button {
  border: none;
  background: none;
  padding: 0;
}

a {
  color: inherit;
}

ul[role="list"],
ol[role="list"] {
  list-style: none;
}

/* Remove default focus outlines; we'll re-add with :focus-visible */
:focus {
  outline: none;
}

/* ========================================
   Base Styles
   ======================================== */
body {
  font-family: var(--font-sans);
  font-size: var(--font-size-base);
  line-height: var(--line-height-normal);
  background-color: var(--color-background);
  color: var(--color-text);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

main {
  display: block;
}

p {
  margin-bottom: var(--space-4);
  color: var(--color-text-muted);
}

p:last-child {
  margin-bottom: 0;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-serif);
  font-weight: 500;
  line-height: var(--line-height-tight);
  color: var(--color-text);
  margin-bottom: var(--space-3);
}

h1 {
  font-size: var(--font-size-4xl);
}

h2 {
  font-size: var(--font-size-3xl);
}

h3 {
  font-size: var(--font-size-2xl);
}

h4 {
  font-size: var(--font-size-xl);
}

h5 {
  font-size: var(--font-size-lg);
}

h6 {
  font-size: var(--font-size-base);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

@media (max-width: 768px) {
  h1 {
    font-size: 1.875rem;
  }
  h2 {
    font-size: 1.5rem;
  }
  h3 {
    font-size: 1.25rem;
  }
}

a {
  text-decoration: none;
  color: var(--color-primary);
  transition: color var(--transition-base);
}

a:hover {
  color: #3b7161;
}

a:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 3px;
}

small {
  font-size: var(--font-size-sm);
}

hr {
  border: 0;
  border-top: 1px solid var(--gray-200);
  margin: var(--space-6) 0;
}

/* ========================================
   Utilities
   ======================================== */

/* Layout - container */
.container {
  width: 100%;
  max-width: 1120px;
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--space-4);
  padding-right: var(--space-4);
}

@media (min-width: 1280px) {
  .container {
    max-width: 1200px;
  }
}

/* Flex helpers */
.flex {
  display: flex;
}

.inline-flex {
  display: inline-flex;
}

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

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

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

.flex-wrap {
  flex-wrap: wrap;
}

/* Grid helpers */
.grid {
  display: grid;
  gap: var(--space-6);
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-6);
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--space-6);
}

@media (max-width: 768px) {
  .grid-2,
  .grid-3 {
    grid-template-columns: 1fr;
  }
}

/* Spacing utilities (margin / padding) - minimal set */
.mt-0 { margin-top: 0; }
.mt-4 { margin-top: var(--space-4); }
.mt-6 { margin-top: var(--space-6); }
.mt-8 { margin-top: var(--space-8); }
.mb-0 { margin-bottom: 0; }
.mb-4 { margin-bottom: var(--space-4); }
.mb-6 { margin-bottom: var(--space-6); }
.mb-8 { margin-bottom: var(--space-8); }
.pt-4 { padding-top: var(--space-4); }
.pb-4 { padding-bottom: var(--space-4); }
.pt-6 { padding-top: var(--space-6); }
.pb-6 { padding-bottom: var(--space-6); }

/* Screen reader only */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* ========================================
   Components
   ======================================== */

/* Buttons */
.button,
button,
input[type="button"],
input[type="submit"],
input[type="reset"] {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-family: inherit;
  font-size: var(--font-size-sm);
  font-weight: 500;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  padding: 0.8rem 1.6rem;
  border-radius: var(--radius-pill);
  border: 1px solid transparent;
  background-color: var(--color-primary);
  color: #ffffff;
  cursor: pointer;
  transition:
    background-color var(--transition-base),
    border-color var(--transition-base),
    color var(--transition-base),
    box-shadow var(--transition-base),
    transform var(--transition-fast);
}

.button--ghost {
  background-color: transparent;
  color: var(--color-primary);
  border-color: rgba(76, 143, 122, 0.3);
}

.button:hover,
button:hover,
input[type="button"]:hover,
input[type="submit"]:hover,
input[type="reset"]:hover {
  background-color: #3b7161;
  box-shadow: var(--shadow-soft);
  transform: translateY(-1px);
}

.button--ghost:hover {
  background-color: var(--color-primary-soft);
}

.button:active,
button:active,
input[type="button"]:active,
input[type="submit"]:active,
input[type="reset"]:active {
  transform: translateY(0);
  box-shadow: none;
}

.button:disabled,
button:disabled,
input[type="button"]:disabled,
input[type="submit"]:disabled,
input[type="reset"]:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  box-shadow: none;
}

.button:focus-visible,
button:focus-visible,
input[type="button"]:focus-visible,
input[type="submit"]:focus-visible,
input[type="reset"]:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 3px;
}

/* Form inputs */
input[type="text"],
input[type="email"],
input[type="tel"],
input[type="password"],
input[type="number"],
input[type="search"],
select,
textarea {
  width: 100%;
  padding: 0.75rem 0.9rem;
  font-size: var(--font-size-sm);
  border-radius: var(--radius-md);
  border: 1px solid var(--gray-200);
  background-color: #ffffff;
  color: var(--color-text);
  transition:
    border-color var(--transition-base),
    box-shadow var(--transition-base),
    background-color var(--transition-base);
}

input::placeholder,
textarea::placeholder {
  color: var(--gray-400);
}

input:focus-visible,
select:focus-visible,
textarea:focus-visible {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 1px rgba(76, 143, 122, 0.08), 0 0 0 4px rgba(76, 143, 122, 0.18);
  outline: none;
}

input:disabled,
select:disabled,
textarea:disabled {
  background-color: var(--gray-50);
  cursor: not-allowed;
}

/* Cards (for bouquets, collections, etc.) */
.card {
  background-color: var(--color-surface);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-soft);
  padding: var(--space-5);
  border: 1px solid rgba(255, 255, 255, 0.8);
}

.card--subtle {
  box-shadow: none;
  border-color: var(--gray-100);
}

.card-header {
  margin-bottom: var(--space-3);
}

.card-title {
  font-family: var(--font-serif);
  font-size: var(--font-size-xl);
  line-height: var(--line-height-tight);
  margin-bottom: var(--space-1);
}

.card-meta {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
}

.card-body {
  font-size: var(--font-size-sm);
}

/* Image wrapper for airy, elegant product images */
.card-image {
  border-radius: var(--radius-md);
  overflow: hidden;
  margin-bottom: var(--space-4);
}

.card-image img {
  width: 100%;
  height: auto;
  display: block;
  transform: scale(1.01);
  transition: transform var(--transition-slow), filter var(--transition-slow);
}

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

/* ========================================
   Accessibility & Motion
   ======================================== */

:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 3px;
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}