/* ============================================
   MAJESTIC HEALTH - Base Styles
   Reset, Typography, Utilities
   ============================================ */

/* ===== CSS RESET ===== */
*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    text-rendering: optimizeLegibility;
}

body {
    font-family: var(--font-body);
    font-size: var(--text-base);
    font-weight: var(--weight-normal);
    line-height: var(--leading-normal);
    color: var(--color-text-primary);
    background-color: var(--color-bg-white);
    overflow-x: hidden;
}

body.no-scroll {
    overflow: hidden;
}

/* ===== BASE ELEMENTS ===== */
img,
picture,
video,
canvas,
svg {
    display: block;
    max-width: 100%;
    height: auto;
}

img {
    image-rendering: -webkit-optimize-contrast;
}

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

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

button {
    font-family: inherit;
    font-size: inherit;
    cursor: pointer;
    border: none;
    background: none;
    color: inherit;
}

input,
textarea,
select {
    font-family: inherit;
    font-size: inherit;
    color: inherit;
}

ul,
ol {
    list-style: none;
}

table {
    border-collapse: collapse;
    border-spacing: 0;
}

/* ===== TYPOGRAPHY ===== */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-display);
    font-weight: var(--weight-medium);
    line-height: var(--leading-tight);
    color: var(--color-text-primary);
}

h1 {
    font-size: var(--text-5xl);
    letter-spacing: var(--tracking-tight);
}

h2 {
    font-size: var(--text-4xl);
    letter-spacing: var(--tracking-tight);
}

h3 {
    font-size: var(--text-3xl);
}

h4 {
    font-size: var(--text-2xl);
}

h5 {
    font-size: var(--text-xl);
}

h6 {
    font-size: var(--text-lg);
}

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

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

strong, b {
    font-weight: var(--weight-semibold);
}

em, i {
    font-style: italic;
}

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

/* ===== LAYOUT ===== */
.container {
    width: 100%;
    max-width: var(--container-max);
    margin-left: auto;
    margin-right: auto;
    padding-left: var(--container-px);
    padding-right: var(--container-px);
}

.container--narrow {
    max-width: var(--container-narrow);
}

.container--wide {
    max-width: var(--container-wide);
}

.container--fluid {
    max-width: none;
}

/* Section Base */
.section {
    padding-top: var(--section-py);
    padding-bottom: var(--section-py);
}

.section--sm {
    padding-top: var(--section-py-sm);
    padding-bottom: var(--section-py-sm);
}

.section--no-top {
    padding-top: 0;
}

.section--no-bottom {
    padding-bottom: 0;
}

/* Background Variants */
.bg-white { background-color: var(--color-bg-white); }
.bg-cream { background-color: var(--color-bg-cream); }
.bg-blush { background-color: var(--color-bg-blush); }
.bg-rose { background-color: var(--color-bg-rose); }
.bg-dark { background-color: var(--color-bg-dark); }
.bg-darker { background-color: var(--color-bg-darker); }
.bg-primary { background-color: var(--color-primary); }
.bg-gradient {
    background: linear-gradient(135deg, var(--color-bg-blush) 0%, var(--color-bg-rose) 50%, var(--color-bg-cream) 100%);
}

/* ===== FLEXBOX UTILITIES ===== */
.flex { display: flex; }
.flex-col { flex-direction: column; }
.flex-wrap { flex-wrap: wrap; }
.items-start { align-items: flex-start; }
.items-center { align-items: center; }
.items-end { align-items: flex-end; }
.items-stretch { align-items: stretch; }
.justify-start { justify-content: flex-start; }
.justify-center { justify-content: center; }
.justify-end { justify-content: flex-end; }
.justify-between { justify-content: space-between; }
.justify-around { justify-content: space-around; }
.gap-1 { gap: var(--space-1); }
.gap-2 { gap: var(--space-2); }
.gap-3 { gap: var(--space-3); }
.gap-4 { gap: var(--space-4); }
.gap-6 { gap: var(--space-6); }
.gap-8 { gap: var(--space-8); }
.gap-10 { gap: var(--space-10); }
.gap-12 { gap: var(--space-12); }

/* ===== GRID UTILITIES ===== */
.grid { display: grid; }
.grid-cols-1 { grid-template-columns: repeat(1, 1fr); }
.grid-cols-2 { grid-template-columns: repeat(2, 1fr); }
.grid-cols-3 { grid-template-columns: repeat(3, 1fr); }
.grid-cols-4 { grid-template-columns: repeat(4, 1fr); }
.grid-cols-5 { grid-template-columns: repeat(5, 1fr); }
.grid-cols-6 { grid-template-columns: repeat(6, 1fr); }

/* ===== TEXT UTILITIES ===== */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.text-primary { color: var(--color-text-primary); }
.text-secondary { color: var(--color-text-secondary); }
.text-muted { color: var(--color-text-muted); }
.text-white { color: var(--color-text-inverse); }
.text-accent { color: var(--color-primary); }
.text-gold { color: var(--color-gold); }

.font-display { font-family: var(--font-display); }
.font-body { font-family: var(--font-body); }

.font-light { font-weight: var(--weight-light); }
.font-normal { font-weight: var(--weight-normal); }
.font-medium { font-weight: var(--weight-medium); }
.font-semibold { font-weight: var(--weight-semibold); }
.font-bold { font-weight: var(--weight-bold); }

.uppercase { text-transform: uppercase; }
.lowercase { text-transform: lowercase; }
.capitalize { text-transform: capitalize; }

.tracking-wide { letter-spacing: var(--tracking-wide); }
.tracking-wider { letter-spacing: var(--tracking-wider); }
.tracking-widest { letter-spacing: var(--tracking-widest); }

/* ===== SPACING UTILITIES ===== */
.m-auto { margin: auto; }
.mx-auto { margin-left: auto; margin-right: auto; }
.my-auto { margin-top: auto; margin-bottom: auto; }

.mb-2 { margin-bottom: var(--space-2); }
.mb-3 { margin-bottom: var(--space-3); }
.mb-4 { margin-bottom: var(--space-4); }
.mb-6 { margin-bottom: var(--space-6); }
.mb-8 { margin-bottom: var(--space-8); }
.mb-10 { margin-bottom: var(--space-10); }
.mb-12 { margin-bottom: var(--space-12); }

.mt-2 { margin-top: var(--space-2); }
.mt-4 { margin-top: var(--space-4); }
.mt-6 { margin-top: var(--space-6); }
.mt-8 { margin-top: var(--space-8); }

/* ===== VISIBILITY ===== */
.hidden { display: none !important; }
.visible { visibility: visible; }
.invisible { visibility: hidden; }
.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;
}

/* ===== ANIMATIONS ===== */
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.9);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-15px); }
}

@keyframes pulse {
    0%, 100% { transform: scale(1); opacity: 1; }
    50% { transform: scale(1.05); opacity: 0.8; }
}

@keyframes shimmer {
    0% { background-position: -200% 0; }
    100% { background-position: 200% 0; }
}

@keyframes spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

/* Animation Classes */
.animate-fade-in { animation: fadeIn var(--duration-base) var(--ease-out); }
.animate-fade-in-up { animation: fadeInUp var(--duration-slow) var(--ease-out); }
.animate-fade-in-down { animation: fadeInDown var(--duration-slow) var(--ease-out); }
.animate-slide-in-left { animation: slideInLeft var(--duration-slow) var(--ease-out); }
.animate-slide-in-right { animation: slideInRight var(--duration-slow) var(--ease-out); }
.animate-scale-in { animation: scaleIn var(--duration-base) var(--ease-bounce); }
.animate-float { animation: float 4s ease-in-out infinite; }
.animate-pulse { animation: pulse 2s ease-in-out infinite; }
.animate-spin { animation: spin 1s linear infinite; }

/* Scroll Animation Classes */
[data-animate] {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity var(--duration-slow) var(--ease-out),
                transform var(--duration-slow) var(--ease-out);
}

[data-animate].is-visible {
    opacity: 1;
    transform: translateY(0);
}

[data-animate="fade"] {
    transform: none;
}

[data-animate="slide-left"] {
    transform: translateX(-50px);
}

[data-animate="slide-right"] {
    transform: translateX(50px);
}

[data-animate="scale"] {
    transform: scale(0.9);
}

/* Stagger Delays */
[data-delay="1"] { transition-delay: 100ms; }
[data-delay="2"] { transition-delay: 200ms; }
[data-delay="3"] { transition-delay: 300ms; }
[data-delay="4"] { transition-delay: 400ms; }
[data-delay="5"] { transition-delay: 500ms; }

/* ===== ACCESSIBILITY ===== */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
    
    [data-animate] {
        opacity: 1;
        transform: none;
    }
}

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

/* Selection */
::selection {
    background-color: var(--color-primary-20);
    color: var(--color-text-primary);
}

/* Scrollbar */
::-webkit-scrollbar {
    width: 10px;
    height: 10px;
}

::-webkit-scrollbar-track {
    background: var(--color-bg-cream);
}

::-webkit-scrollbar-thumb {
    background: var(--color-primary-20);
    border-radius: var(--radius-full);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--color-primary);
}