/**
 * Shirley May - Main/Core Stylesheet
 *
 * Contains design tokens (variables), resets, typography, general layout,
 * and global components (buttons, badges, popup modal basics, animations).
 *
 * @package ShirleyMay
 */

/* ==========================================================================
   1. Design Tokens (CSS Custom Properties)
   ========================================================================== */
:root {
	/* Colors */
	--color-black: #050505;
	--color-dark-gray: #f6f6f6;
	--color-medium-gray: #e9e9e9;
	--color-light-gray: #d9d9d9;
	--color-text-muted: #6f6f6f;
	--color-text-main: #171717;
	--color-accent: #111111;
	--color-accent-hover: #3a3a3a;
	--color-white: #ffffff;
	--color-bg-light: #f8f8f8;
	--color-success: #28a745;
	--color-error: #dc3545;

	/* Typography */
	--font-headings: 'Poppins', sans-serif;
	--font-body: 'Poppins', sans-serif;

	/* Spacing */
	--spacing-xs: 0.5rem;
	--spacing-sm: 1rem;
	--spacing-md: 1.5rem;
	--spacing-lg: 2.5rem;
	--spacing-xl: 4rem;
	--spacing-xxl: 6rem;

	/* Structural */
	--container-width: 1380px;
	--header-height: 86px;
	--border-radius-sm: 4px;
	--border-radius-md: 8px;
	--border-radius-lg: 16px;

	/* Transitions */
	--transition-fast: 0.2s ease;
	--transition-smooth: 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
	--transition-slow: 0.6s cubic-bezier(0.16, 1, 0.3, 1);

	/* Shadows & Glass */
	--shadow-premium: 0 10px 30px rgba(0, 0, 0, 0.08);
	--shadow-gold: 0 4px 18px rgba(0, 0, 0, 0.10);
	--glass-bg: rgba(255, 255, 255, 0.92);
	--glass-border: rgba(0, 0, 0, 0.10);
	--glass-backdrop: blur(10px);
}

/* ==========================================================================
   2. Resets & Base Styles
   ========================================================================== */
*, *::before, *::after {
	box-sizing: border-box;
	margin: 0;
	padding: 0;
}

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

body {
	background-color: var(--color-white);
	color: var(--color-text-main);
	font-family: var(--font-body);
	font-weight: 400;
	line-height: 1.6;
	letter-spacing: 0;
	overflow-x: hidden;
	-webkit-font-smoothing: antialiased;
	-moz-osx-font-smoothing: grayscale;
}

img {
	max-width: 100%;
	height: auto;
	display: block;
}

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

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

/* Typography Hierarchy */
h1, h2, h3, h4, h5, h6 {
	font-family: var(--font-headings);
	font-weight: 600;
	line-height: 1.2;
	letter-spacing: 0;
	color: var(--color-black);
	margin-bottom: var(--spacing-sm);
}

h1 { font-size: clamp(2.5rem, 5vw, 4.5rem); }
h2 { font-size: clamp(1.8rem, 3.5vw, 2.8rem); }
h3 { font-size: clamp(1.4rem, 2.5vw, 2rem); }
h4 { font-size: clamp(1.2rem, 1.8vw, 1.5rem); }

p {
	margin-bottom: var(--spacing-md);
	color: var(--color-text-muted);
}

strong, b {
	font-weight: 600;
	color: var(--color-black);
}

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

.site-main {
	padding-top: var(--spacing-xl);
	padding-bottom: var(--spacing-xl);
	min-height: 60vh;
}

/* ==========================================================================
   3. Buttons & Interactive Elements
   ========================================================================== */
.btn {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	font-family: var(--font-body);
	font-size: 0.85rem;
	font-weight: 500;
	text-transform: uppercase;
	letter-spacing: 0.15em;
	padding: 1rem 2.5rem;
	border-radius: 0;
	border: 1px solid transparent;
	cursor: pointer;
	transition: all var(--transition-smooth);
	position: relative;
	overflow: hidden;
}

.btn--gold {
	background: var(--color-black);
	color: var(--color-white);
}

.btn--gold:hover {
	background: var(--color-white);
	color: var(--color-black);
	border-color: var(--color-black);
	box-shadow: var(--shadow-gold);
}

.btn--outline {
	background: transparent;
	color: var(--color-black);
	border-color: var(--glass-border);
}

.btn--outline:hover {
	background: var(--color-white);
	color: var(--color-black);
	border-color: var(--color-white);
}

.btn--text {
	padding: 0;
	border: none;
	background: none;
	color: var(--color-accent);
	letter-spacing: 0.1em;
}

.btn--text::after {
	content: '';
	position: absolute;
	bottom: -4px;
	left: 0;
	width: 100%;
	height: 1px;
	background: var(--color-accent);
	transform: scaleX(0);
	transform-origin: right;
	transition: transform var(--transition-fast);
}

.btn--text:hover::after {
	transform: scaleX(1);
	transform-origin: left;
}

/* Form Controls */
input[type="text"],
input[type="email"],
input[type="tel"],
input[type="password"],
input[type="number"],
input[type="search"],
textarea,
select {
	width: 100%;
	padding: 0.85rem 1.2rem;
	background: var(--color-dark-gray);
	border: 1px solid var(--color-light-gray);
	color: var(--color-black);
	font-family: var(--font-body);
	font-size: 0.9rem;
	transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
	border-radius: 0;
}

input:focus,
textarea:focus,
select:focus {
	outline: none;
	border-color: var(--color-accent);
	box-shadow: 0 0 0 2px rgba(212, 175, 55, 0.1);
}

::placeholder {
	color: var(--color-text-muted);
}

/* ==========================================================================
   4. Global Components
   ========================================================================== */

/* Badges */
.sm-badge {
	position: absolute;
	top: var(--spacing-sm);
	left: var(--spacing-sm);
	font-size: 0.7rem;
	font-weight: 600;
	text-transform: uppercase;
	letter-spacing: 0.1em;
	padding: 0.35rem 0.85rem;
	z-index: 5;
}

.sm-badge--sale {
	background-color: var(--color-accent);
	color: var(--color-black);
}

.sm-badge--new {
	background-color: var(--color-white);
	color: var(--color-black);
}

.sm-badge--sold-out {
	background-color: #555555;
	color: var(--color-white);
	position: relative;
	top: auto;
	left: auto;
}

.product-card__wishlist.is-active {
	border-color: #ff5353 !important;
	background: #ff5353 !important;
	color: #ffffff !important;
}

.product-card__wishlist svg {
	display: block;
}

.product-card__wishlist.pulse-anim {
	animation: smWishlistPulse 0.55s ease;
}

@keyframes smWishlistPulse {
	0% {
		transform: scale(1);
	}
	45% {
		transform: scale(1.16);
	}
	100% {
		transform: scale(1);
	}
}

/* Breadcrumbs */
.sm-breadcrumb {
	padding: var(--spacing-md) 0;
	font-size: 0.8rem;
	text-transform: uppercase;
	letter-spacing: 0.05em;
	color: var(--color-text-muted);
}

.sm-breadcrumb__list {
	list-style: none;
	display: flex;
	flex-wrap: wrap;
	align-items: center;
	gap: var(--spacing-xs);
}

.sm-breadcrumb__item a:hover {
	color: var(--color-accent);
}

.sm-breadcrumb__sep {
	color: var(--color-light-gray);
}

/* Modal Basics */
.sm-modal {
	position: fixed;
	top: 0;
	left: 0;
	width: 100%;
	height: 100%;
	z-index: 1000;
	display: flex;
	align-items: center;
	justify-content: center;
	opacity: 0;
	visibility: hidden;
	transition: opacity var(--transition-smooth), visibility var(--transition-smooth);
}

.sm-modal.is-active {
	opacity: 1;
	visibility: visible;
}

.sm-modal-overlay {
	position: absolute;
	top: 0;
	left: 0;
	width: 100%;
	height: 100%;
	background: rgba(0, 0, 0, 0.85);
	backdrop-filter: blur(8px);
}

.sm-modal-container {
	position: relative;
	background: var(--color-dark-gray);
	border: 1px solid var(--color-glass-border);
	width: 90%;
	max-width: 900px;
	max-height: 90vh;
	overflow-y: auto;
	z-index: 1010;
	box-shadow: var(--shadow-premium);
	padding: var(--spacing-lg);
	transform: scale(0.9);
	transition: transform var(--transition-smooth);
}

.sm-modal.is-active .sm-modal-container {
	transform: scale(1);
}

.sm-modal-close {
	position: absolute;
	top: var(--spacing-sm);
	right: var(--spacing-sm);
	background: none;
	border: none;
	color: var(--color-text-muted);
	cursor: pointer;
	transition: color var(--transition-fast);
}

.sm-modal-close:hover {
	color: var(--color-white);
}

/* Scroll Progress Bar */
.scroll-progress {
	position: fixed;
	top: 0;
	left: 0;
	height: 3px;
	background: var(--color-accent);
	z-index: 2000;
	width: 0%;
	transition: width 0.1s ease-out;
}

/* Back to Top Button */
.back-to-top {
	position: fixed;
	bottom: var(--spacing-md);
	right: var(--spacing-md);
	background: var(--color-dark-gray);
	border: 1px solid var(--color-accent);
	color: var(--color-accent);
	width: 45px;
	height: 45px;
	display: flex;
	align-items: center;
	justify-content: center;
	cursor: pointer;
	z-index: 999;
	opacity: 0;
	visibility: hidden;
	transition: all var(--transition-smooth);
}

.back-to-top.is-visible {
	opacity: 1;
	visibility: visible;
}

.back-to-top:hover {
	background: var(--color-accent);
	color: var(--color-black);
}

/* Cookie Banner */
.cookie-banner {
	position: fixed;
	bottom: 0;
	left: 0;
	width: 100%;
	background: var(--color-dark-gray);
	border-top: 1px solid var(--color-glass-border);
	padding: var(--spacing-md) 0;
	z-index: 990;
	transform: translateY(100%);
	transition: transform var(--transition-smooth);
}

.cookie-banner.is-visible {
	transform: translateY(0);
}

.cookie-banner-inner {
	display: flex;
	flex-direction: column;
	gap: var(--spacing-md);
	align-items: center;
	justify-content: space-between;
}

@media (min-width: 768px) {
	.cookie-banner-inner {
		flex-direction: row;
	}
}

/* Spinner */
.sm-spinner {
	border: 2px solid rgba(255, 255, 255, 0.1);
	border-top-color: var(--color-accent);
	border-radius: 50%;
	width: 25px;
	height: 25px;
	animation: spin 0.8s linear infinite;
}

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

/* ==========================================================================
   5. Animations (Intersection Observer & Hover)
   ========================================================================== */
.reveal {
	opacity: 0;
	transform: translateY(30px);
	transition: opacity var(--transition-slow), transform var(--transition-slow);
}

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

.reveal-scale {
	opacity: 0;
	transform: scale(0.95);
	transition: opacity var(--transition-slow), transform var(--transition-slow);
}

.reveal-scale.revealed {
	opacity: 1;
	transform: scale(1);
}

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

/* Image zoom effect on hover */
.img-zoom-parent {
	overflow: hidden;
}

.img-zoom-parent img {
	transition: transform var(--transition-slow);
}

.img-zoom-parent:hover img {
	transform: scale(1.08);
}