/* ============================================
   NightFinder - Evening Recipe Discovery
   Dark, mysterious, atmospheric
   ============================================ */

/* Google Fonts */
@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700;800;900&family=Karla:ital,wght@0,300;0,400;0,500;0,600;0,700;1,400;1,600&display=swap');

/* ============================================
   Color System
   ============================================ */
:root {
    /* Dark Night Palette */
    --night: #0A0E27;
    --midnight: #121628;
    --dusk: #1A1F3A;
    --twilight: #252B4A;
    --shadow: #2F3657;
    --storm: #3A4165;
    --slate: #5A6184;
    --silver: #8B93B8;
    --frost: #B8BFDC;
    --cloud: #E0E4F0;
    --moon: #F5F7FF;
    --white: #FFFFFF;
    
    /* Accent Colors */
    --cyan: #00D9FF;
    --cyan-bright: #33E1FF;
    --cyan-dim: #0099CC;
    --violet: #9D4EDD;
    --purple: #7B2CBF;
    --pink: #E0AAFF;
    
    /* Typography */
    --font-display: 'Outfit', -apple-system, sans-serif;
    --font-body: 'Karla', -apple-system, sans-serif;
    
    /* Spacing */
    --sp-xs: 0.5rem;
    --sp-s: 1rem;
    --sp-m: 1.5rem;
    --sp-l: 2.5rem;
    --sp-xl: 4rem;
    --sp-xxl: 6rem;
    
    /* Radius */
    --br-xs: 4px;
    --br-s: 8px;
    --br-m: 12px;
    --br-l: 18px;
    --br-xl: 28px;
    --br-full: 999px;
    
    /* Shadows */
    --glow-subtle: 0 0 20px rgba(0, 217, 255, 0.15);
    --glow-medium: 0 0 30px rgba(0, 217, 255, 0.25);
    --glow-strong: 0 0 45px rgba(0, 217, 255, 0.35);
    --shadow-dark: 0 8px 32px rgba(0, 0, 0, 0.5);
    
    /* Transitions */
    --trans-quick: 0.2s ease;
    --trans-smooth: 0.3s ease;
    --trans-slow: 0.45s ease;
    
    /* Layout */
    --max-width: 1380px;
    --content-width: 960px;
}

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

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

body {
    font-family: var(--font-body);
    font-size: 1.0625rem;
    line-height: 1.7;
    color: var(--frost);
    background: linear-gradient(180deg, var(--night) 0%, var(--midnight) 100%);
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
}

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

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

ul {
    list-style: none;
}

/* ============================================
   Typography
   ============================================ */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-display);
    font-weight: 700;
    line-height: 1.2;
    color: var(--moon);
    margin-bottom: var(--sp-m);
}

h1 {
    font-size: clamp(2.5rem, 5.5vw, 4.75rem);
    font-weight: 800;
    letter-spacing: -0.02em;
}

h2 {
    font-size: clamp(2rem, 4.5vw, 3.5rem);
    font-weight: 700;
    letter-spacing: -0.015em;
}

h3 {
    font-size: clamp(1.625rem, 3.5vw, 2.625rem);
    font-weight: 700;
}

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

p {
    margin-bottom: var(--sp-m);
    color: var(--cloud);
}

/* ============================================
   Layout
   ============================================ */
.frame {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 var(--sp-m);
}

.frame--tight {
    max-width: var(--content-width);
}

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

/* ============================================
   Buttons
   ============================================ */
.call-to-action {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--sp-xs);
    padding: 1rem 2rem;
    font-family: var(--font-display);
    font-size: 0.9375rem;
    font-weight: 700;
    border: none;
    border-radius: var(--br-full);
    cursor: pointer;
    transition: all var(--trans-smooth);
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.call-to-action--neon {
    background: linear-gradient(135deg, var(--cyan) 0%, var(--cyan-bright) 100%);
    color: var(--night);
    box-shadow: var(--glow-subtle);
}

.call-to-action--neon:hover {
    transform: translateY(-3px);
    box-shadow: var(--glow-medium);
}

.call-to-action--violet {
    background: linear-gradient(135deg, var(--violet) 0%, var(--purple) 100%);
    color: white;
    box-shadow: 0 0 20px rgba(157, 78, 221, 0.3);
}

.call-to-action--violet:hover {
    transform: translateY(-3px);
    box-shadow: 0 0 30px rgba(157, 78, 221, 0.5);
}

.call-to-action--ghost {
    background: transparent;
    color: var(--cyan);
    border: 2px solid var(--cyan);
}

.call-to-action--ghost:hover {
    background: var(--cyan);
    color: var(--night);
    box-shadow: var(--glow-subtle);
}

.call-to-action svg {
    width: 18px;
    height: 18px;
}

/* ============================================
   Navigation Bar
   ============================================ */
.nav-bar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(10, 14, 39, 0.95);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(0, 217, 255, 0.1);
    transition: all var(--trans-smooth);
}

.nav-bar.floating {
    background: rgba(10, 14, 39, 0.98);
    box-shadow: var(--glow-subtle);
    border-bottom-color: rgba(0, 217, 255, 0.2);
}

.nav-bar__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--sp-s) 0;
}

/* Logo Mark */
.logo-mark {
    display: flex;
    align-items: center;
    gap: var(--sp-xs);
    font-family: var(--font-display);
    font-size: 1.625rem;
    font-weight: 800;
    color: var(--moon);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    transition: all var(--trans-quick);
}

.logo-mark:hover {
    color: var(--cyan);
    text-shadow: 0 0 15px rgba(0, 217, 255, 0.5);
}

.logo-mark__icon {
    width: 42px;
    height: 42px;
    border-radius: var(--br-s);
}

.logo-mark__text span {
    color: var(--cyan);
}

/* Nav Menu */
.nav-menu {
    display: flex;
    align-items: center;
    gap: var(--sp-l);
}

.nav-menu__list {
    display: flex;
    gap: var(--sp-l);
    align-items: center;
}

.nav-menu__item {
    font-family: var(--font-display);
    font-weight: 600;
    font-size: 0.9375rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--silver);
    position: relative;
    padding: 0.625rem 0;
    transition: color var(--trans-quick);
}

.nav-menu__item::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--cyan);
    box-shadow: 0 0 8px var(--cyan);
    transition: width var(--trans-smooth);
}

.nav-menu__item:hover {
    color: var(--cyan);
}

.nav-menu__item:hover::after,
.nav-menu__item.active::after {
    width: 100%;
}

.nav-menu__item.active {
    color: var(--cyan);
}

/* Mobile Button */
.mobile-btn {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--sp-xs);
}

.mobile-btn span {
    width: 26px;
    height: 2px;
    background: var(--cyan);
    box-shadow: 0 0 6px var(--cyan);
    transition: all var(--trans-smooth);
}

/* Slide Panel */
.slide-panel {
    position: fixed;
    top: 0;
    right: -100%;
    width: 300px;
    height: 100vh;
    background: var(--midnight);
    border-left: 1px solid rgba(0, 217, 255, 0.2);
    box-shadow: -8px 0 32px rgba(0, 0, 0, 0.5);
    z-index: 1001;
    padding: var(--sp-xl) var(--sp-l);
    transition: right var(--trans-smooth);
}

.slide-panel.active {
    right: 0;
}

.slide-panel__exit {
    position: absolute;
    top: var(--sp-l);
    right: var(--sp-l);
    background: none;
    border: none;
    font-size: 2rem;
    cursor: pointer;
    color: var(--cyan);
    line-height: 1;
    transition: all var(--trans-quick);
}

.slide-panel__exit:hover {
    color: var(--cyan-bright);
    text-shadow: 0 0 10px var(--cyan);
}

.slide-panel__items {
    display: flex;
    flex-direction: column;
    gap: var(--sp-m);
    margin-top: var(--sp-xl);
}

.slide-panel__link {
    font-family: var(--font-display);
    font-size: 1.125rem;
    font-weight: 600;
    text-transform: uppercase;
    color: var(--silver);
    padding: var(--sp-s) 0;
    border-bottom: 1px solid var(--twilight);
    transition: all var(--trans-quick);
}

.slide-panel__link:hover {
    color: var(--cyan);
    padding-left: var(--sp-xs);
}

/* ============================================
   Spotlight Hero
   ============================================ */
.spotlight-hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    margin-top: 70px;
}

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

.spotlight-hero__backdrop img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: brightness(0.3);
}

.spotlight-hero__veil {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(10, 14, 39, 0.85) 0%, rgba(18, 22, 40, 0.75) 100%);
}

.spotlight-hero__content {
    position: relative;
    z-index: 2;
    text-align: center;
    max-width: 880px;
    padding: var(--sp-xl) var(--sp-m);
    animation: emerge 1s ease;
}

.spotlight-hero__tag {
    display: inline-block;
    padding: 0.625rem 1.5rem;
    background: rgba(0, 217, 255, 0.1);
    border: 1px solid rgba(0, 217, 255, 0.3);
    border-radius: var(--br-full);
    color: var(--cyan);
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 0.8125rem;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    margin-bottom: var(--sp-m);
    box-shadow: 0 0 15px rgba(0, 217, 255, 0.2);
}

.spotlight-hero__title {
    color: white;
    margin-bottom: var(--sp-m);
    text-shadow: 0 0 30px rgba(0, 217, 255, 0.3);
}

.spotlight-hero__subtitle {
    font-size: 1.25rem;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: var(--sp-l);
    line-height: 1.75;
}

.spotlight-hero__actions {
    display: flex;
    gap: var(--sp-m);
    justify-content: center;
    flex-wrap: wrap;
}

/* ============================================
   Section
   ============================================ */
.section {
    padding: var(--sp-xxl) 0;
}

.section--dark {
    background: var(--night);
}

.section--midnight {
    background: var(--midnight);
}

.section--dusk {
    background: var(--dusk);
}

.section--twilight {
    background: var(--twilight);
}

.section__head {
    max-width: 740px;
    margin: 0 auto var(--sp-xl);
    text-align: center;
}

.section__marker {
    display: inline-block;
    font-family: var(--font-display);
    font-size: 0.8125rem;
    font-weight: 700;
    color: var(--cyan);
    text-transform: uppercase;
    letter-spacing: 0.12em;
    margin-bottom: var(--sp-s);
}

.section__headline {
    margin-bottom: var(--sp-m);
}

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

.section__bar {
    width: 85px;
    height: 3px;
    background: linear-gradient(90deg, var(--cyan), var(--violet));
    margin: var(--sp-m) auto 0;
    box-shadow: 0 0 10px var(--cyan);
}

/* ============================================
   Meal Grid
   ============================================ */
.meal-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
    gap: var(--sp-l);
}

.meal-item {
    background: var(--twilight);
    border: 1px solid var(--shadow);
    border-radius: var(--br-m);
    overflow: hidden;
    transition: all var(--trans-smooth);
}

.meal-item:hover {
    transform: translateY(-8px);
    border-color: var(--cyan);
    box-shadow: var(--glow-medium), var(--shadow-dark);
}

.meal-item a {
    display: block;
}

.meal-item__image {
    position: relative;
    height: 265px;
    overflow: hidden;
}

.meal-item__image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--trans-slow);
    filter: brightness(0.8);
}

.meal-item:hover .meal-item__image img {
    transform: scale(1.08);
    filter: brightness(1);
}

.meal-item__badge {
    position: absolute;
    top: var(--sp-m);
    right: var(--sp-m);
    padding: 0.5rem 1rem;
    background: var(--cyan);
    color: var(--night);
    font-family: var(--font-display);
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    border-radius: var(--br-full);
    box-shadow: 0 0 15px var(--cyan);
}

.meal-item__info {
    padding: var(--sp-m);
}

.meal-item__name {
    font-size: 1.4375rem;
    font-weight: 700;
    color: var(--moon);
    margin-bottom: var(--sp-s);
    transition: color var(--trans-quick);
}

.meal-item:hover .meal-item__name {
    color: var(--cyan);
}

.meal-item__desc {
    color: var(--cloud);
    margin-bottom: var(--sp-m);
    font-size: 1rem;
    line-height: 1.65;
}

.meal-item__meta {
    display: flex;
    gap: var(--sp-m);
}

.meal-item__meta-bit {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-family: var(--font-display);
    font-size: 0.9375rem;
    font-weight: 600;
    color: var(--frost);
}

.meal-item__meta-bit svg {
    width: 18px;
    height: 18px;
    stroke: var(--cyan);
}

/* ============================================
   Category Grid
   ============================================ */
.category-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--sp-l);
}

.category-item {
    position: relative;
    height: 340px;
    border-radius: var(--br-m);
    overflow: hidden;
    border: 1px solid var(--shadow);
    transition: transform var(--trans-smooth);
}

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

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

.category-item__image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: brightness(0.5);
    transition: all var(--trans-slow);
}

.category-item:hover .category-item__image img {
    transform: scale(1.1);
    filter: brightness(0.7);
}

.category-item__shade {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(180deg, rgba(0, 217, 255, 0) 0%, rgba(0, 217, 255, 0.8) 100%);
}

.category-item__data {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: var(--sp-l);
    color: white;
    z-index: 2;
}

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

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

/* ============================================
   Post Grid
   ============================================ */
.post-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(360px, 1fr));
    gap: var(--sp-l);
}

.post-item {
    background: var(--twilight);
    border: 1px solid var(--shadow);
    border-radius: var(--br-m);
    overflow: hidden;
    transition: all var(--trans-smooth);
}

.post-item:hover {
    border-color: var(--violet);
    box-shadow: 0 0 25px rgba(157, 78, 221, 0.3), var(--shadow-dark);
}

.post-item a {
    display: block;
}

.post-item__image {
    height: 240px;
    overflow: hidden;
}

.post-item__image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: brightness(0.75);
    transition: all var(--trans-slow);
}

.post-item:hover .post-item__image img {
    transform: scale(1.07);
    filter: brightness(0.9);
}

.post-item__info {
    padding: var(--sp-m);
}

.post-item__timestamp {
    font-family: var(--font-display);
    font-size: 0.8125rem;
    font-weight: 700;
    color: var(--violet);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-bottom: var(--sp-s);
}

.post-item__heading {
    font-size: 1.3125rem;
    font-weight: 700;
    color: var(--moon);
    margin-bottom: var(--sp-s);
    transition: color var(--trans-quick);
}

.post-item:hover .post-item__heading {
    color: var(--violet);
}

.post-item__preview {
    color: var(--cloud);
    font-size: 1rem;
    line-height: 1.65;
}

/* ============================================
   Footer
   ============================================ */
.footer {
    background: var(--night);
    border-top: 1px solid rgba(0, 217, 255, 0.1);
    color: rgba(255, 255, 255, 0.8);
    padding: var(--sp-xl) 0 var(--sp-l);
}

.footer__columns {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: var(--sp-xl);
    margin-bottom: var(--sp-xl);
}

.footer__column h4 {
    color: var(--cyan);
    font-size: 1.125rem;
    margin-bottom: var(--sp-m);
    font-weight: 700;
}

.footer__links {
    display: flex;
    flex-direction: column;
    gap: var(--sp-s);
}

.footer__link {
    color: rgba(255, 255, 255, 0.7);
    font-weight: 500;
    transition: color var(--trans-quick);
}

.footer__link:hover {
    color: var(--cyan);
}

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

.footer__line {
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--cyan), transparent);
    margin: var(--sp-l) 0;
}

.footer__base {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.9375rem;
    color: rgba(255, 255, 255, 0.6);
}

.footer__rights {
    font-weight: 500;
}

.footer__legal {
    display: flex;
    gap: var(--sp-m);
}

/* ============================================
   Animations
   ============================================ */
@keyframes emerge {
    from {
        opacity: 0;
        transform: translateY(35px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s ease;
}

.fade-in.shown {
    opacity: 1;
    transform: translateY(0);
}

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

@media (max-width: 768px) {
    .nav-menu {
        display: none;
    }
    
    .mobile-btn {
        display: flex;
    }
    
    .spotlight-hero {
        min-height: 84vh;
    }
    
    .meal-grid {
        grid-template-columns: 1fr;
    }
    
    .category-grid {
        grid-template-columns: 1fr;
    }
    
    .footer__columns {
        grid-template-columns: 1fr;
    }
    
    .footer__base {
        flex-direction: column;
        gap: var(--sp-m);
        text-align: center;
    }
}

@media (max-width: 480px) {
    :root {
        --sp-xxl: 4rem;
    }
    
    .spotlight-hero__actions {
        flex-direction: column;
    }
    
    .post-grid {
        grid-template-columns: 1fr;
    }
}