:root {
    --emerald-deep: #085D36;
    --emerald-royal: #004B3B;
    --emerald-main: #097969;
    --emerald-light: #50C878;
    --emerald-accent: #097969;
    --olive-drab: #6B8E23;
    --royal-crimson: #940128;
    --rich-gold: #D4AF37;

    --primary: var(--emerald-main);
    --secondary: var(--emerald-royal);
    --accent: var(--emerald-light);
    --bg: #085D36;
    --card-bg: rgba(0, 75, 59, 0.15);
    --text: #f0fff4;
    --text-dim: rgba(240, 255, 244, 0.7);
    --border: rgba(255, 255, 255, 0.1);
    --gradient: linear-gradient(135deg, var(--emerald-main) 0%, var(--emerald-royal) 100%);
    --bg-gradient: linear-gradient(135deg, #1f2122 0%, #252a2e 100%);
}

* {
    box-sizing: border-box !important;
    margin: 0;
    padding: 0;
}

.akira-hub-wrapper {
    display: flex !important;
    flex-direction: column !important;
    min-height: 100vh !important;
    width: 100% !important;
    background: var(--bg-gradient) !important;
    background-attachment: fixed !important;
    overflow-x: hidden !important;
    overflow-y: auto !important;
    position: relative !important;
}

/* Hide scrollbar for all browsers */
body::-webkit-scrollbar,
html::-webkit-scrollbar {
    display: none;
}

body,
html {
    -ms-overflow-style: none;
    scrollbar-width: none;
    overflow-y: auto !important;
    overflow-x: hidden;
}

.akira-hub-container {
    width: 100% !important;
    max-width: min(1400px, 95vw) !important;
    margin: 0 auto !important;
    padding: clamp(1.5rem, 3vw, 2rem) clamp(1rem, 2vw, 1.5rem) !important;
    flex: 1 !important;
    box-sizing: border-box !important;
}

/* =============================================
   FIXED HEADER LAYOUT - DESKTOP & MOBILE
   ============================================= */

.header-main {
    display: grid !important;
    grid-template-columns: minmax(40px, auto) 1fr minmax(40px, auto) !important;
    align-items: center !important;
    gap: 2rem !important;
    padding-top: 1rem !important;
    margin-bottom: 3rem !important;
    position: relative !important;
    border-bottom: none !important;
    padding-bottom: 0 !important;
}

.back-button-container {
    justify-self: start !important;
    flex: none !important;
    min-width: auto !important;
    display: flex;
    align-items: center;
}

.header-content {
    text-align: center !important;
    justify-self: center !important;
    flex: none !important;
    flex-grow: 1 !important;
}

.user-profile-container {
    justify-self: end !important;
    flex: none !important;
    min-width: auto !important;
    display: flex;
    align-items: center;
    justify-content: flex-end;
}

.header-main h1 {
    font-size: clamp(0.8rem, 4vw, 1.4rem) !important;
    font-weight: 800 !important;
    background: var(--gradient) !important;
    -webkit-background-clip: text !important;
    background-clip: text !important;
    -webkit-text-fill-color: transparent !important;
    margin-bottom: 0.5rem !important;
    margin-top: 0 !important;
    line-height: 1.2 !important;
}

.header-main p.subtitle {
    color: var(--text-dim) !important;
    font-size: clamp(0.7rem, 2vw, 0.9rem) !important;
    max-width: 100% !important;
    margin: 0 auto !important;
    font-style: italic !important;
}

/* Hide back button */
.back-button-container {
    visibility: hidden;
    pointer-events: none;
}

.user-profile-container {
    display: flex;
    justify-content: flex-end;
}

/* Premium Button Styling (Exactly like the provided image) */
.back-btn {
    text-decoration: none !important;
    color: #ffffff !important;
    border: 1px solid rgba(255, 255, 255, 0.25) !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    gap: 10px !important;
    font-weight: 700 !important;
    padding: clamp(0.5rem, 1.2vw, 0.65rem) clamp(1rem, 2.5vw, 1.4rem) !important;
    border-radius: clamp(8px, 1.5vw, 12px) !important;
    background: rgba(40, 44, 48, 0.75) !important;
    /* Refined dark background */
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1) !important;
    font-size: clamp(0.75rem, 1.5vw, 0.95rem) !important;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3) !important;
}

.back-btn:hover {
    background: rgba(148, 1, 40, 0.2) !important;
    transform: translateY(-2px) !important;
    border-color: var(--royal-crimson) !important;
    box-shadow: 0 8px 25px rgba(148, 1, 40, 0.4) !important;
}

.back-btn i {
    font-size: 0.9rem !important;
}

/* Search and Grid Styles */
.search-container {
    width: 100% !important;
    max-width: min(600px, 90vw) !important;
    margin: 0 auto clamp(2rem, 4vw, 3rem) !important;
    position: relative !important;
}

.search-input {
    width: 100% !important;
    background: rgba(255, 255, 255, 0.05) !important;
    border: 1px solid var(--border) !important;
    border-radius: 50px !important;
    padding: 1rem 3.5rem 1rem 3.5rem !important;
    color: white !important;
    font-size: clamp(0.75rem, 2vw, 0.95rem) !important;
    outline: none !important;
    transition: all 0.3s ease !important;
    -webkit-backdrop-filter: blur(12px) !important;
    backdrop-filter: blur(12px) !important;
    box-sizing: border-box !important;
}

.search-icon {
    position: absolute !important;
    left: 1.3rem !important;
    top: 50% !important;
    transform: translateY(-50%) !important;
    color: var(--text-dim) !important;
    pointer-events: none !important;
    z-index: 5 !important;
}

.lens-icon {
    position: absolute !important;
    right: 1.3rem !important;
    top: 50% !important;
    transform: translateY(-50%) !important;
    color: var(--text-dim) !important;
    cursor: pointer !important;
    padding: 5px !important;
    z-index: 5 !important;
}

.generators-grid {
    display: grid !important;
    grid-template-columns: repeat(auto-fit, minmax(min(280px, 100%), 1fr)) !important;
    gap: clamp(1rem, 3vw, 2.5rem) !important;
    padding-bottom: clamp(2rem, 4vw, 3rem) !important;
    width: 100% !important;
    justify-content: center !important;
}

.hub-card {
    background: var(--card-bg) !important;
    border: 1px solid var(--border) !important;
    border-radius: clamp(15px, 2vw, 20px) !important;
    padding: clamp(1.2rem, 3vw, 2.5rem) clamp(0.8rem, 2vw, 1.5rem) !important;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275) !important;
    display: flex !important;
    flex-direction: column !important;
    align-items: center !important;
    justify-content: center !important;
    text-align: center !important;
    text-decoration: none !important;
    color: var(--text) !important;
    position: relative !important;
    overflow: hidden !important;
    min-height: clamp(180px, 25vw, 260px) !important;
    width: 100% !important;
    max-width: min(380px, 100%) !important;
    margin: 0 auto !important;
}

.hub-card h3 {
    font-size: clamp(1rem, 3vw, 1.5rem) !important;
    font-weight: 800 !important;
    margin-bottom: 1.2rem !important;
    line-height: 1.3 !important;
    letter-spacing: 0.02em !important;
}

.card-icon {
    font-size: clamp(2rem, 3vw, 4.5rem) !important;
    color: var(--primary) !important;
    margin-bottom: 0.5rem !important;
}

.card-category {
    color: var(--text-dim) !important;
    font-size: clamp(0.65rem, 1.5vw, 0.85rem) !important;
}

.card-arrow {
    position: absolute !important;
    bottom: 1.25rem !important;
    right: 1.25rem !important;
    color: var(--primary) !important;
    opacity: 0 !important;
    transform: translateX(-10px) !important;
    transition: all 0.3s ease !important;
}

.hub-card:hover .card-arrow {
    opacity: 1 !important;
    transform: translateX(0) !important;
}

.no-results {
    grid-column: 1 / -1;
    text-align: center;
    padding: 3rem;
    color: var(--text-dim);
    font-size: clamp(0.8rem, 2.5vw, 1.1rem);
    background: var(--card-bg);
    border-radius: 20px;
    border: 1px dashed var(--border);
}

/* Response Breakpoints - Fixing Parallel Position & Button-Top Layout */
@media (max-width: 991px) {
    .header-main {
        display: flex !important;
        flex-wrap: wrap !important;
        flex-direction: row !important;
        justify-content: center !important;
        align-items: center !important;
        gap: 0.75rem !important;
        padding-top: 0 !important;
        padding-bottom: 2rem !important;
    }

    .back-button-container,
    .user-profile-container {
        order: 0 !important;
        flex: 0 0 auto !important;
        width: auto !important;
        min-width: auto !important;
        justify-content: initial !important;
    }

    .header-content {
        order: 1 !important;
        flex: 0 0 100% !important;
        width: 100% !important;
        text-align: center !important;
        margin-top: 0.5rem !important;
    }
}

@media (max-width: 767px) {

    /* Mobile-specific adjustments handled by clamp() and auto-fit */
}

@media (max-width: 480px) {
    .back-btn {
        min-width: clamp(100px, 20vw, 150px) !important;
    }

    .search-input {
        padding: clamp(0.8rem, 2vw, 1rem) 3rem !important;
        font-size: clamp(0.9rem, 2vw, 1rem) !important;
    }

    .hub-card h3 {
        font-size: clamp(1rem, 2.5vw, 1.2rem) !important;
    }

    .card-icon {
        font-size: clamp(2.5rem, 6vw, 3.5rem) !important;
        margin-bottom: clamp(0.3rem, 1vw, 0.5rem) !important;
    }
}



/* Distinct Style for Field Design Card */
.hub-card[href*="doe.html"] {
    background: linear-gradient(145deg, rgba(8, 60, 45, 0.4), rgba(4, 40, 30, 0.6)) !important;
    border: 1px solid rgba(16, 185, 129, 0.2) !important;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
}

.hub-card[href*="doe.html"]:hover {
    background: linear-gradient(145deg, rgba(8, 60, 45, 0.6), rgba(4, 40, 30, 0.8)) !important;
    border-color: var(--primary) !important;
    box-shadow: 0 8px 30px rgba(16, 185, 129, 0.15);
}

.hub-card[href*="doe.html"] .card-icon {
    color: #10b981 !important;

    /* Slightly brighter green icon */
}

/* UI Updates: Dropdown Visibility */
.calc-input option,
.calc-select option,
select option {
    background-color: #0d1e18 !important;
    color: #ffffff !important;
    font-weight: 500;
}

select.calc-input {
    appearance: none !important;
    -webkit-appearance: none !important;
    -moz-appearance: none !important;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke='white'%3E%3Cpath stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M19 9l-7 7-7-7'%3E%3C/path%3E%3C/svg%3E") !important;
    background-repeat: no-repeat !important;
    background-position: right 12px center !important;
    background-size: 16px !important;
    padding-right: 36px !important;
}