/* ============================================
   SwipeFinder - Quick Recipe Selection
   Modern, playful, dynamic
   ============================================ */

/* Google Fonts */
@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@300;400;500;600;700&family=Plus+Jakarta+Sans:ital,wght@0,300;0,400;0,500;0,600;0,700;0,800;1,400;1,600&display=swap');

/* ============================================
   Color Palette
   ============================================ */
:root {
    /* Modern Gradient Colors */
    --pure-white: #FFFFFF;
    --ice: #F8F9FF;
    --pearl: #F0F2FF;
    --lavender: #E6E9FF;
    --soft-pink: #FFE5F0;
    --rose: #FF1B8D;
    --magenta: #E91E8C;
    --hot-pink: #FF2E95;
    --purple: #A855F7;
    --violet: #9333EA;
    --deep-purple: #7E22CE;
    --indigo: #6366F1;
    --blue: #3B82F6;
    --cyan: #06B6D4;
    --teal: #14B8A6;
    --gray: #6B7280;
    --dark-gray: #374151;
    --charcoal: #1F2937;
    --black: #111827;
    
    /* Typography */
    --font-main: 'Space Grotesk', -apple-system, sans-serif;
    --font-alt: 'Plus Jakarta Sans', -apple-system, sans-serif;
    
    /* Spacing */
    --space-1: 0.5rem;
    --space-2: 1rem;
    --space-3: 1.5rem;
    --space-4: 2.5rem;
    --space-5: 4rem;
    --space-6: 6rem;
    
    /* Border Radius */
    --rounded-1: 8px;
    --rounded-2: 12px;
    --rounded-3: 16px;
    --rounded-4: 24px;
    --rounded-full: 9999px;
    
    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(233, 30, 140, 0.1);
    --shadow-md: 0 4px 16px rgba(233, 30, 140, 0.15);
    --shadow-lg: 0 8px 32px rgba(233, 30, 140, 0.2);
    --shadow-xl: 0 12px 48px rgba(233, 30, 140, 0.25);
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-base: 0.3s ease;
    --transition-slow: 0.4s ease;
    
    /* Layout */
    --container-max: 1360px;
    --content-max: 940px;
}

/* ============================================
   Reset & Base
   ============================================ */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-alt);
    font-size: 1.0625rem;
    line-height: 1.7;
    color: var(--charcoal);
    background: linear-gradient(135deg, var(--ice) 0%, var(--pearl) 100%);
    -webkit-font-smoothing: antialiased;
}

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

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

ul {
    list-style: none;
}

/* ============================================
   Typography
   ============================================ */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-main);
    font-weight: 700;
    line-height: 1.2;
    color: var(--black);
    margin-bottom: var(--space-3);
}

h1 {
    font-size: clamp(2.5rem, 5.5vw, 4.5rem);
    font-weight: 700;
    letter-spacing: -0.03em;
}

h2 {
    font-size: clamp(2rem, 4.5vw, 3.5rem);
    font-weight: 700;
    letter-spacing: -0.02em;
}

h3 {
    font-size: clamp(1.5rem, 3.5vw, 2.5rem);
    font-weight: 600;
}

h4 {
    font-size: 1.375rem;
    font-weight: 600;
}

p {
    margin-bottom: var(--space-3);
    color: var(--dark-gray);
}

/* ============================================
   Layout
   ============================================ */
.wrapper {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--space-3);
}

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

.text-center {
    text-align: center;
}

/* ============================================
   Buttons
   ============================================ */
.swipe-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-1);
    padding: 1rem 2rem;
    font-family: var(--font-main);
    font-size: 1rem;
    font-weight: 700;
    border: none;
    border-radius: var(--rounded-full);
    cursor: pointer;
    transition: all var(--transition-base);
}

.swipe-btn--gradient {
    background: linear-gradient(135deg, var(--rose) 0%, var(--purple) 100%);
    color: white;
    box-shadow: var(--shadow-md);
}

.swipe-btn--gradient:hover {
    transform: translateY(-3px) scale(1.02);
    box-shadow: var(--shadow-lg);
}

.swipe-btn--purple {
    background: linear-gradient(135deg, var(--purple) 0%, var(--indigo) 100%);
    color: white;
    box-shadow: var(--shadow-md);
}

.swipe-btn--purple:hover {
    transform: translateY(-3px) scale(1.02);
    box-shadow: var(--shadow-lg);
}

.swipe-btn--outline {
    background: transparent;
    color: var(--rose);
    border: 2px solid var(--rose);
}

.swipe-btn--outline:hover {
    background: var(--rose);
    color: white;
    box-shadow: var(--shadow-sm);
}

.swipe-btn svg {
    width: 20px;
    height: 20px;
}

/* ============================================
   Top Navigation
   ============================================ */
.top-nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(233, 30, 140, 0.1);
    transition: all var(--transition-base);
}

.top-nav.scrolled {
    background: rgba(255, 255, 255, 0.98);
    box-shadow: var(--shadow-sm);
    border-bottom-color: rgba(233, 30, 140, 0.15);
}

.top-nav__content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-2) 0;
}

/* Brand */
.brand {
    display: flex;
    align-items: center;
    gap: var(--space-1);
    font-family: var(--font-main);
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--black);
    transition: transform var(--transition-fast);
}

.brand:hover {
    transform: scale(1.05);
}

.brand__img {
    width: 44px;
    height: 44px;
    border-radius: var(--rounded-2);
}

.brand__text {
    background: linear-gradient(135deg, var(--rose) 0%, var(--purple) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Main Nav */
.main-nav {
    display: flex;
    align-items: center;
    gap: var(--space-4);
}

.main-nav__items {
    display: flex;
    gap: var(--space-4);
    align-items: center;
}

.main-nav__link {
    font-family: var(--font-main);
    font-weight: 600;
    color: var(--gray);
    position: relative;
    padding: 0.625rem 0;
    transition: color var(--transition-fast);
}

.main-nav__link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--rose), var(--purple));
    transition: width var(--transition-base);
    border-radius: 2px;
}

.main-nav__link:hover {
    color: var(--rose);
}

.main-nav__link:hover::after,
.main-nav__link.current::after {
    width: 100%;
}

.main-nav__link.current {
    color: var(--rose);
}

/* Mobile Toggle */
.mobile-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--space-1);
}

.mobile-toggle span {
    width: 26px;
    height: 3px;
    background: linear-gradient(90deg, var(--rose), var(--purple));
    border-radius: 2px;
    transition: all var(--transition-base);
}

/* Mobile Drawer */
.mobile-drawer {
    position: fixed;
    top: 0;
    right: -100%;
    width: 300px;
    height: 100vh;
    background: white;
    box-shadow: -6px 0 24px rgba(0, 0, 0, 0.1);
    z-index: 1001;
    padding: var(--space-5) var(--space-4);
    transition: right var(--transition-base);
}

.mobile-drawer.open {
    right: 0;
}

.mobile-drawer__close {
    position: absolute;
    top: var(--space-4);
    right: var(--space-4);
    background: none;
    border: none;
    font-size: 2rem;
    cursor: pointer;
    color: var(--rose);
    line-height: 1;
}

.mobile-drawer__links {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
    margin-top: var(--space-5);
}

.mobile-drawer__link {
    font-family: var(--font-main);
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--gray);
    padding: var(--space-2) 0;
    border-bottom: 1px solid var(--lavender);
    transition: color var(--transition-fast);
}

.mobile-drawer__link:hover {
    color: var(--rose);
}

/* ============================================
   Hero Banner
   ============================================ */
.hero-banner {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    margin-top: 70px;
    background: linear-gradient(135deg, var(--soft-pink) 0%, var(--lavender) 100%);
}

.hero-banner__bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
}

.hero-banner__bg img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.3;
}

.hero-banner__content {
    position: relative;
    z-index: 2;
    text-align: center;
    max-width: 860px;
    padding: var(--space-5) var(--space-3);
    animation: fadeInUp 1s ease;
}

.hero-banner__badge {
    display: inline-block;
    padding: 0.75rem 1.75rem;
    background: linear-gradient(135deg, rgba(255, 27, 141, 0.1) 0%, rgba(168, 85, 247, 0.1) 100%);
    border: 2px solid rgba(255, 27, 141, 0.3);
    border-radius: var(--rounded-full);
    color: var(--rose);
    font-family: var(--font-main);
    font-weight: 700;
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: var(--space-3);
}

.hero-banner__title {
    margin-bottom: var(--space-3);
    background: linear-gradient(135deg, var(--rose) 0%, var(--purple) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-banner__text {
    font-size: 1.25rem;
    color: var(--charcoal);
    margin-bottom: var(--space-4);
    line-height: 1.75;
}

.hero-banner__actions {
    display: flex;
    gap: var(--space-3);
    justify-content: center;
    flex-wrap: wrap;
}

/* ============================================
   Zone
   ============================================ */
.zone {
    padding: var(--space-6) 0;
}

.zone--white {
    background: var(--pure-white);
}

.zone--ice {
    background: var(--ice);
}

.zone--pearl {
    background: var(--pearl);
}

.zone--gradient {
    background: linear-gradient(135deg, var(--soft-pink) 0%, var(--lavender) 100%);
}

.zone__header {
    max-width: 720px;
    margin: 0 auto var(--space-5);
    text-align: center;
}

.zone__label {
    display: inline-block;
    font-family: var(--font-main);
    font-size: 0.875rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--rose) 0%, var(--purple) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    margin-bottom: var(--space-2);
}

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

.zone__description {
    font-size: 1.125rem;
    color: var(--gray);
    line-height: 1.75;
}

.zone__stripe {
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, var(--rose), var(--purple));
    margin: var(--space-3) auto 0;
    border-radius: 2px;
}

/* ============================================
   Recipe Display
   ============================================ */
.recipe-display {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(335px, 1fr));
    gap: var(--space-4);
}

.recipe-box {
    background: white;
    border-radius: var(--rounded-3);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-base);
}

.recipe-box:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

.recipe-box__visual {
    position: relative;
    height: 260px;
    overflow: hidden;
}

.recipe-box__visual img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.recipe-box:hover .recipe-box__visual img {
    transform: scale(1.1);
}

.recipe-box__label {
    position: absolute;
    top: var(--space-3);
    right: var(--space-3);
    padding: 0.625rem 1.125rem;
    background: linear-gradient(135deg, var(--rose) 0%, var(--purple) 100%);
    color: white;
    font-family: var(--font-main);
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    border-radius: var(--rounded-full);
    box-shadow: var(--shadow-md);
}

.recipe-box__content {
    padding: var(--space-3);
}

.recipe-box__heading {
    font-size: 1.4375rem;
    font-weight: 700;
    color: var(--black);
    margin-bottom: var(--space-2);
    transition: color var(--transition-fast);
}

.recipe-box:hover .recipe-box__heading {
    background: linear-gradient(135deg, var(--rose) 0%, var(--purple) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.recipe-box__summary {
    color: var(--dark-gray);
    margin-bottom: var(--space-3);
    font-size: 1rem;
    line-height: 1.65;
}

.recipe-box__details {
    display: flex;
    gap: var(--space-3);
}

.recipe-box__detail {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-family: var(--font-main);
    font-size: 0.9375rem;
    font-weight: 600;
    color: var(--charcoal);
}

.recipe-box__detail svg {
    width: 18px;
    height: 18px;
    stroke: var(--rose);
}

/* ============================================
   Category Display
   ============================================ */
.category-display {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(295px, 1fr));
    gap: var(--space-4);
}

.category-box {
    position: relative;
    height: 330px;
    border-radius: var(--rounded-3);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: transform var(--transition-base);
}

.category-box:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
}

.category-box__visual {
    width: 100%;
    height: 100%;
}

.category-box__visual img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.category-box:hover .category-box__visual img {
    transform: scale(1.12);
}

.category-box__overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(180deg, rgba(255, 27, 141, 0) 0%, rgba(255, 27, 141, 0.9) 100%);
}

.category-box__info {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: var(--space-4);
    color: white;
    z-index: 2;
}

.category-box__name {
    font-size: 1.875rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
}

.category-box__total {
    font-family: var(--font-main);
    font-size: 1.0625rem;
    font-weight: 600;
    opacity: 0.95;
}

/* ============================================
   Article Display
   ============================================ */
.article-display {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(355px, 1fr));
    gap: var(--space-4);
}

.article-box {
    background: white;
    border-radius: var(--rounded-3);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-base);
}

.article-box:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
}

.article-box__visual {
    height: 235px;
    overflow: hidden;
}

.article-box__visual img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.article-box:hover .article-box__visual img {
    transform: scale(1.08);
}

.article-box__content {
    padding: var(--space-3);
}

.article-box__date {
    font-family: var(--font-main);
    font-size: 0.8125rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--rose) 0%, var(--purple) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-bottom: var(--space-2);
}

.article-box__heading {
    font-size: 1.3125rem;
    font-weight: 700;
    color: var(--black);
    margin-bottom: var(--space-2);
    transition: color var(--transition-fast);
}

.article-box:hover .article-box__heading {
    color: var(--rose);
}

.article-box__excerpt {
    color: var(--dark-gray);
    font-size: 1rem;
    line-height: 1.65;
}

/* ============================================
   Bottom Footer
   ============================================ */
.bottom-footer {
    background: var(--charcoal);
    color: rgba(255, 255, 255, 0.85);
    padding: var(--space-5) 0 var(--space-4);
}

.bottom-footer__grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: var(--space-5);
    margin-bottom: var(--space-5);
}

.bottom-footer__col h4 {
    background: linear-gradient(135deg, var(--rose) 0%, var(--purple) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-size: 1.125rem;
    margin-bottom: var(--space-3);
    font-weight: 700;
}

.bottom-footer__links {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

.bottom-footer__link {
    color: rgba(255, 255, 255, 0.75);
    font-weight: 500;
    transition: color var(--transition-fast);
}

.bottom-footer__link:hover {
    color: var(--hot-pink);
}

.bottom-footer__text {
    line-height: 1.75;
    font-size: 1rem;
}

.bottom-footer__divider {
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--rose), transparent);
    margin: var(--space-4) 0;
}

.bottom-footer__base {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.9375rem;
    color: rgba(255, 255, 255, 0.65);
}

.bottom-footer__legal {
    display: flex;
    gap: var(--space-3);
}

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

.slide-up {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.75s ease;
}

.slide-up.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ============================================
   Responsive
   ============================================ */
@media (max-width: 1024px) {
    .bottom-footer__grid {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px) {
    .main-nav {
        display: none;
    }
    
    .mobile-toggle {
        display: flex;
    }
    
    .hero-banner {
        min-height: 85vh;
    }
    
    .recipe-display {
        grid-template-columns: 1fr;
    }
    
    .category-display {
        grid-template-columns: 1fr;
    }
    
    .bottom-footer__grid {
        grid-template-columns: 1fr;
    }
    
    .bottom-footer__base {
        flex-direction: column;
        gap: var(--space-3);
        text-align: center;
    }
}

@media (max-width: 480px) {
    :root {
        --space-6: 4rem;
    }
    
    .hero-banner__actions {
        flex-direction: column;
    }
    
    .article-display {
        grid-template-columns: 1fr;
    }
}