/* GLOBAL VARIABLES */
:root {
    --bg-black: #111111;
    --bg-charcoal: #1A1A1A;
    --bg-panel: rgba(26, 26, 26, 0.6);
    --bg-glass: rgba(17, 17, 17, 0.7);
    --border-glass: rgba(255, 255, 255, 0.08);
    
    --accent-yellow: #FFD700;
    --accent-yellow-glow: rgba(255, 215, 0, 0.4);
    --accent-yellow-hover: #FFE033;
    
    --text-white: #FFFFFF;
    --text-grey: #CCCCCC;
    --text-muted: #888888;
    
    --font-heading: 'Space Grotesk', sans-serif;
    --font-body: 'Inter', sans-serif;
    
    --transition: all 0.3s ease;
}

/* RESET & BASE */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    background-color: var(--bg-black);
    color: var(--text-grey);
    line-height: 1.6;
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    color: var(--text-white);
    margin-bottom: 0.5rem;
    font-weight: 700;
}

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

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

.container {
    width: 100%;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

.section-padding {
    padding: 6rem 0;
}

.dark-bg {
    background-color: var(--bg-charcoal);
}

.emoji {
    font-family: 'Segoe UI Emoji', sans-serif;
    display: inline-block;
    vertical-align: middle;
}

/* UTILITIES */
.glow-btn {
    box-shadow: 0 0 15px var(--accent-yellow-glow);
}

.glow-btn:hover {
    box-shadow: 0 0 25px rgba(255, 215, 0, 0.6);
    transform: translateY(-2px);
}

.glow-container {
    box-shadow: 0 0 20px rgba(255, 215, 0, 0.15);
}

.glass-panel {
    background: var(--bg-panel);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--border-glass);
    border-radius: 16px;
}

.glow-on-hover {
    transition: var(--transition);
}

.glow-on-hover:hover {
    border-color: var(--accent-yellow);
    box-shadow: 0 0 15px var(--accent-yellow-glow);
}

/* BUTTONS */
.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    border-radius: 8px;
    font-weight: 600;
    font-size: 0.9rem;
    cursor: pointer;
    text-align: center;
    border: none;
    transition: var(--transition);
    font-family: var(--font-heading);
    letter-spacing: 0.5px;
}

.btn-primary {
    background-color: var(--accent-yellow);
    color: var(--bg-black);
}

.btn-primary:hover {
    background-color: var(--accent-yellow-hover);
    color: var(--bg-black);
}

.btn-outline {
    background: transparent;
    color: var(--accent-yellow);
    border: 1px solid var(--border-glass);
    width: 100%;
}

.icon-btn {
    background: transparent;
    border: none;
    color: var(--text-white);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.icon-btn:hover {
    color: var(--accent-yellow);
}

/* NAVBAR */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background: var(--bg-glass);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--border-glass);
    padding: 1rem 0;
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.logo-icon {
    transition: var(--transition);
}

.logo:hover .logo-icon {
    transform: scale(1.05) rotate(2deg);
    filter: drop-shadow(0 0 10px var(--accent-yellow-glow));
}

.logo-text {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1.25rem;
    letter-spacing: 1px;
}

.nav-links {
    display: flex;
    gap: 2rem;
}

.nav-links a {
    font-weight: 500;
    font-size: 0.95rem;
    color: var(--text-grey);
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0%;
    height: 2px;
    background-color: var(--accent-yellow);
    transition: var(--transition);
}

.nav-links a:hover {
    color: var(--text-white);
}

.nav-links a:hover::after {
    width: 100%;
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.mobile-menu-btn {
    display: none;
    background: transparent;
    border: none;
    color: var(--text-white);
    cursor: pointer;
}

/* HERO SECTION */
.hero {
    position: relative;
    padding: 12rem 0 6rem;
    min-height: 85vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -2;
    background: radial-gradient(circle at 50% 30%, rgba(255, 215, 0, 0.08) 0%, transparent 60%);
}

.hero-grid-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    background-image: linear-gradient(rgba(255, 215, 0, 0.03) 1px, transparent 1px),
                      linear-gradient(90deg, rgba(255, 215, 0, 0.03) 1px, transparent 1px);
    background-size: 40px 40px;
    opacity: 0.5;
    mask-image: radial-gradient(circle at center, black 0%, transparent 80%);
    -webkit-mask-image: radial-gradient(circle at center, black 0%, transparent 80%);
}

.hero-container {
    max-width: 800px;
    position: relative;
    z-index: 1;
}

.hero-title {
    font-size: clamp(3rem, 6vw, 5rem);
    line-height: 1.1;
    margin-bottom: 1.5rem;
    background: linear-gradient(to right, #FFFFFF, #AAAAAA);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    text-shadow: 0 0 40px rgba(255,255,255,0.1);
}

.hero-subtitle {
    font-size: 1.2rem;
    margin-bottom: 3.5rem;
    color: var(--text-grey);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.search-box {
    display: flex;
    align-items: center;
    background: var(--bg-charcoal);
    border: 1px solid var(--accent-yellow);
    border-radius: 50px;
    padding: 0.5rem 0.5rem 0.5rem 1.5rem;
    max-width: 650px;
    margin: 0 auto;
    position: relative;
    transition: var(--transition);
}

.search-box:focus-within {
    box-shadow: 0 0 30px rgba(255, 215, 0, 0.3);
    transform: scale(1.02);
}

.search-icon {
    color: var(--accent-yellow);
    margin-right: 0.5rem;
}

.search-input {
    flex-grow: 1;
    background: transparent;
    border: none;
    color: var(--text-white);
    font-size: 1.1rem;
    font-family: var(--font-body);
    outline: none;
}

.search-input::placeholder {
    color: #555;
}

.btn-search {
    background: var(--accent-yellow);
    color: var(--bg-black);
    border-radius: 40px;
    padding: 0.85rem 2.5rem;
    font-size: 1rem;
}

/* TRUSTED BY */
.trusted-by {
    padding: 2.5rem 0 4rem;
    border-bottom: 1px solid rgba(255,255,255,0.05);
}

.trusted-text {
    text-align: center;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--text-muted);
    margin-bottom: 2rem;
}

.trusted-logos {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 4rem;
    flex-wrap: wrap;
    opacity: 0.4;
    transition: var(--transition);
}

.trusted-logos:hover {
    opacity: 0.7;
}

.logo-wrapper {
    height: 30px;
    transition: var(--transition);
    cursor: default;
}

.logo-wrapper:hover {
    transform: scale(1.1);
    opacity: 1;
}

.logo-wrapper svg {
    height: 100%;
}

/* TRENDING TOOLS */
.section-title {
    font-size: 2.5rem;
    margin-bottom: 3rem;
    letter-spacing: -0.5px;
}

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

.tools-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
    gap: 2rem;
}

.tool-card {
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    height: 100%;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.tool-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(255,255,255,0.05) 0%, transparent 100%);
    opacity: 0;
    transition: var(--transition);
    z-index: 0;
}

.tool-card:hover::before {
    opacity: 1;
}

.tool-card > * {
    position: relative;
    z-index: 1;
}

.tool-card:hover {
    transform: translateY(-8px);
    border-color: rgba(255, 215, 0, 0.4);
    box-shadow: 0 15px 35px rgba(0,0,0,0.6), 0 0 25px rgba(255, 215, 0, 0.15);
}

.tool-header {
    display: flex;
    align-items: center;
    gap: 1.25rem;
    margin-bottom: 1.25rem;
}

.tool-icon {
    width: 52px;
    height: 52px;
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.75rem;
    font-weight: bold;
    font-family: var(--font-heading);
    color: var(--bg-black);
    box-shadow: 0 4px 10px rgba(0,0,0,0.3);
}

.sora-icon { background: linear-gradient(135deg, #00C9FF, #92FE9D); }
.chatgpt-icon { background: linear-gradient(135deg, #74EBD5, #9FACE6); }
.midjourney-icon { background: linear-gradient(135deg, #a8ff78, #78ffd6); }
.cursor-icon { background: #fff; }
.eleven-icon { background: linear-gradient(135deg, #FF9A9E, #FECFEF); }
.perplexity-icon { background: linear-gradient(135deg, #fdfbfb, #ebedee); }

.tool-name {
    font-size: 1.35rem;
    margin: 0;
}

.tool-body {
    flex-grow: 1;
    margin-bottom: 1.5rem;
}

.tool-desc {
    font-size: 1rem;
    color: #BBB;
    margin-bottom: 1.25rem;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.tag {
    display: inline-block;
    padding: 0.35rem 1rem;
    background: rgba(255, 215, 0, 0.1);
    color: var(--accent-yellow);
    border: 1px solid rgba(255, 215, 0, 0.2);
    border-radius: 50px;
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.5px;
    text-transform: uppercase;
}

.tool-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1.5rem;
    margin-top: auto;
}

.rating {
    font-weight: 600;
    color: var(--text-white);
    display: flex;
    align-items: center;
    gap: 0.35rem;
    font-size: 1.1rem;
}

.tool-footer .btn {
    flex-grow: 1;
}

/* CATEGORIES */
.categories-section {
    border-top: 1px solid rgba(255,255,255,0.05);
    border-bottom: 1px solid rgba(255,255,255,0.05);
}

.categories-carousel-wrapper {
    position: relative;
    display: flex;
    align-items: center;
    padding: 1rem 0;
}

.categories-carousel {
    display: flex;
    gap: 3rem;
    overflow-x: auto;
    scroll-behavior: smooth;
    padding: 2rem 1rem;
    scrollbar-width: none;
    -ms-overflow-style: none;
    width: 100%;
}

.categories-carousel::-webkit-scrollbar {
    display: none;
}

.carousel-btn {
    background: var(--bg-charcoal);
    border: 1px solid var(--border-glass);
    color: var(--text-white);
    width: 48px;
    height: 48px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    z-index: 10;
    box-shadow: 0 4px 15px rgba(0,0,0,0.5);
    transition: var(--transition);
    flex-shrink: 0;
}

.carousel-btn:hover {
    background: var(--accent-yellow);
    color: var(--bg-black);
    border-color: var(--accent-yellow);
}

.prev-btn {
    margin-right: -24px;
}

.next-btn {
    margin-left: -24px;
}

.category-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1.25rem;
    min-width: 130px;
    cursor: pointer;
    transition: var(--transition);
}

.glow-ring {
    position: relative;
}

.cat-icon {
    width: 90px;
    height: 90px;
    border-radius: 50%;
    background: var(--bg-panel);
    border: 1px solid rgba(255,255,255,0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.25rem;
    transition: var(--transition);
    box-shadow: inset 0 0 20px rgba(0,0,0,0.5);
}

.category-item:hover .cat-icon {
    border-color: var(--accent-yellow);
    box-shadow: 0 0 25px var(--accent-yellow-glow), inset 0 0 10px rgba(255,215,0,0.2);
    transform: scale(1.1);
}

.category-item span {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-grey);
    transition: var(--transition);
}

.category-item:hover span {
    color: var(--accent-yellow);
}

/* NEWSLETTER */
.newsletter-box {
    padding: 4rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 3rem;
    background-image: radial-gradient(circle at right, rgba(255,215,0,0.08) 0%, transparent 60%);
    border: 1px solid rgba(255, 215, 0, 0.2);
}

.newsletter-content {
    max-width: 500px;
}

.newsletter-content p {
    font-size: 1.1rem;
    color: #AAA;
}

.newsletter-form {
    display: flex;
    gap: 1rem;
    width: 100%;
    max-width: 500px;
}

.newsletter-form input {
    flex-grow: 1;
    padding: 1.25rem 1.5rem;
    border-radius: 8px;
    border: 1px solid rgba(255,255,255,0.15);
    background: rgba(0,0,0,0.5);
    color: var(--text-white);
    outline: none;
    font-family: var(--font-body);
    font-size: 1rem;
    transition: var(--transition);
}

.newsletter-form input:focus {
    border-color: var(--accent-yellow);
    box-shadow: 0 0 15px rgba(255,215,0,0.1);
}

.newsletter-form .btn {
    padding: 0 2rem;
}

/* FOOTER */
.footer {
    background: var(--bg-black);
    padding-top: 5rem;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 4rem;
    margin-bottom: 4rem;
}

.footer-logo {
    margin-bottom: 1.5rem;
}

.mission-text {
    color: var(--text-muted);
    font-size: 1rem;
    max-width: 320px;
    line-height: 1.8;
}

.footer-links h4, .footer-social h4 {
    margin-bottom: 1.75rem;
    font-size: 1.2rem;
    color: var(--text-white);
}

.footer-links a {
    display: block;
    color: var(--text-muted);
    margin-bottom: 1rem;
    font-size: 0.95rem;
}

.footer-links a:hover {
    color: var(--accent-yellow);
    transform: translateX(4px);
}

.social-icons {
    display: flex;
    gap: 1rem;
}

.social-icons a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: rgba(255,255,255,0.05);
    border: 1px solid rgba(255,255,255,0.05);
    transition: var(--transition);
}

.social-svg {
    stroke: var(--accent-yellow);
    width: 20px;
    height: 20px;
    transition: var(--transition);
}

.social-icons a:hover {
    background: rgba(255,215,0,0.1);
    border-color: var(--accent-yellow);
    transform: translateY(-4px);
    box-shadow: 0 5px 15px rgba(255,215,0,0.2);
}

.footer-bottom {
    background: #080808;
}

.border-top {
    border-top: 1px solid rgba(255,255,255,0.05);
    padding: 2rem 1.5rem;
    text-align: center;
    color: var(--text-muted);
    font-size: 0.9rem;
}

/* RESPONSIVE DESIGN */
@media (max-width: 1024px) {
    .tools-grid {
        grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    }
    
    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 3rem;
    }
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background: var(--bg-glass);
        backdrop-filter: blur(16px);
        -webkit-backdrop-filter: blur(16px);
        flex-direction: column;
        padding: 1.5rem 0;
        border-bottom: 1px solid var(--border-glass);
        text-align: center;
    }
    
    .nav-links.active {
        display: flex;
    }
    
    .nav-links a {
        padding: 1rem;
        width: 100%;
        font-size: 1.1rem;
    }
    
    .nav-links a::after {
        display: none;
    }
    
    .nav-actions .btn-primary {
        display: none;
    }
    
    .mobile-menu-btn {
        display: block;
    }
    
    .hero {
        padding: 8rem 0 4rem;
        min-height: 70vh;
    }
    
    .hero-title {
        font-size: 2.8rem;
    }
    
    .search-box {
        flex-direction: column;
        border-radius: 16px;
        padding: 1rem;
        gap: 1rem;
        background: rgba(26,26,26,0.8);
    }
    
    .search-input {
        width: 100%;
        text-align: center;
        padding: 0.5rem 0;
    }
    
    .search-icon {
        display: none;
    }
    
    .btn-search {
        width: 100%;
        padding: 1rem;
    }
    
    .trusted-logos {
        gap: 2rem;
    }
    
    .newsletter-box {
        flex-direction: column;
        text-align: center;
        padding: 3rem 2rem;
    }
    
    .newsletter-form {
        flex-direction: column;
    }
    
    .newsletter-form input {
        text-align: center;
    }
    
    .newsletter-form .btn {
        padding: 1.25rem;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .footer-brand {
        display: flex;
        flex-direction: column;
        align-items: center;
    }
    
    .social-icons {
        justify-content: center;
    }
}