@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;500;600;700;800;900&display=swap');

/* --- Corporate Level Design System --- */
:root {
    --isro-orange: #FF5E1E;
    --isro-orange-gradient: linear-gradient(135deg, #FF5E1E 0%, #D94406 100%);
    --isro-orange-glow: rgba(255, 94, 30, 0.3);
    --isro-navy-dark: #040914;
    --isro-navy-card: #0A1424;
    --isro-navy-glass: rgba(10, 20, 36, 0.75);
    --isro-cyan-accent: #00F0FF;
    --text-heading: #0F172A;
    --text-body: #475569;
    --text-muted: #94A3B8;
    --bg-main: #F8FAFC;
    --card-bg: #FFFFFF;
    --border-light: #E2E8F0;
    --border-glass: rgba(255, 255, 255, 0.12);
    --corp-shadow-sm: 0 4px 12px rgba(0, 0, 0, 0.03);
    --corp-shadow-md: 0 12px 32px -4px rgba(7, 15, 30, 0.08);
    --corp-shadow-lg: 0 24px 60px -12px rgba(7, 15, 30, 0.18);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Poppins', -apple-system, sans-serif;
    -webkit-font-smoothing: antialiased;
}

body {
    background-color: var(--bg-main);
    color: var(--text-heading);
    line-height: 1.6;
}

/* --- Corporate Utility Bar --- */
.isro-top-utility {
    background: #085494;
    color: #FFFFFF;
    font-size: 13px;
    padding: 10px 6%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.isro-top-utility a {
    color: #FFFFFF;
    text-decoration: none;
    transition: color 0.2s ease;
    font-weight: 500;
}

.isro-top-utility a:hover {
    color: #e2e8f0;
}

.btn-top-login {
    background: #e08d41;
    color: #FFFFFF !important;
    padding: 8px 24px;
    border-radius: 6px;
    font-weight: 700;
    font-size: 13px;
    letter-spacing: 0.2px;
    transition: all 0.2s ease;
    border: none;
    text-decoration: none;
    display: inline-block;
    box-shadow: none;
}

.btn-top-login:hover {
    background: #cf7c30;
    transform: translateY(-1px);
}

/* --- Corporate Brand Header --- */
.isro-main-header {
    background: #FFFFFF;
    padding: 12px 6%;
    display: grid;
    grid-template-columns: minmax(180px, auto) 1fr minmax(80px, auto);
    gap: 16px;
    align-items: center;
    border-bottom: 1px solid #e2e8f0;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.02);
}

@media (max-width: 992px) {
    .isro-main-header {
        padding: 10px 4%;
        gap: 12px;
    }
    .brand-center h1 {
        font-size: 16px !important;
    }
}

.brand-title-group h1 {
    font-family: 'Inter', 'Plus Jakarta Sans', sans-serif;
    font-size: 21px;
    font-weight: 800;
    color: #071020;
    letter-spacing: -0.3px;
    line-height: 1.2;
}

.inspace-pill {
    background: linear-gradient(135deg, #040914, #0A1424);
    color: #FFFFFF;
    border: 1px solid rgba(255, 94, 30, 0.4);
    padding: 9px 22px;
    border-radius: 40px;
    font-weight: 800;
    font-size: 12px;
    letter-spacing: 0.6px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.15);
}

.inspace-pill span {
    color: var(--isro-orange);
}

/* --- Corporate Sticky Navigation --- */
.isro-header-wrapper {
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
}

.isro-sticky-nav {
    background: #040914;
    padding: 0 6%;
    display: flex;
    align-items: center;
}

.nav-link-item {
    color: #94A3B8;
    text-decoration: none;
    padding: 18px 24px;
    font-size: 14px;
    font-weight: 600;
    transition: all 0.2s ease;
    border-bottom: 3px solid transparent;
}

.nav-link-item:hover, .nav-link-item.active {
    color: #FFFFFF;
    background: rgba(255, 255, 255, 0.04);
    border-bottom-color: var(--isro-orange);
}

.nav-cta-btn {
    margin-left: auto;
    background: var(--isro-orange-gradient);
    color: #FFFFFF !important;
    padding: 11px 24px;
    border-radius: 8px;
    font-weight: 700;
    font-size: 13px;
    box-shadow: 0 4px 16px var(--isro-orange-glow);
}

/* --- Corporate Cards & Badges --- */
.corp-card {
    background: #FFFFFF;
    border: 1px solid var(--border-light);
    border-radius: 20px;
    padding: 36px;
    box-shadow: var(--corp-shadow-md);
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.corp-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--corp-shadow-lg);
    border-color: rgba(255, 94, 30, 0.3);
}

/* --- KPI Stat Cards --- */
.kpi-card {
    background: #FFFFFF;
    border: 1px solid #E2E8F0;
    border-radius: 20px;
    padding: 32px 28px;
    position: relative;
    overflow: hidden;
    box-shadow: var(--corp-shadow-md);
    transition: all 0.3s ease;
}

.kpi-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 5px;
    background: var(--isro-orange-gradient);
}

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

.kpi-val {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 42px;
    font-weight: 800;
    color: #040914;
    letter-spacing: -1px;
}

.kpi-lbl {
    font-size: 13px;
    font-weight: 700;
    color: #64748B;
    text-transform: uppercase;
    margin-top: 8px;
    letter-spacing: 0.6px;
}

.kpi-trend {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    font-size: 12px;
    font-weight: 700;
    color: #10B981;
    background: #D1FAE5;
    padding: 2px 8px;
    border-radius: 12px;
    margin-top: 10px;
}

/* --- Footer --- */
footer.isro-footer {
    background: #062a42;
    color: #ffffff;
    padding: 40px 6%;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    border-top: none;
}

.footer-content {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 32px;
    width: 100%;
}

.footer-text {
    text-align: center;
    line-height: 1.8;
    font-family: 'Inter', sans-serif;
}

.footer-text p {
    margin: 0;
    font-size: 13.5px;
}

.footer-text p.powered-by {
    margin-top: 6px;
    font-weight: 500;
    color: #b0c4de;
}

.scroll-top-btn {
    position: fixed;
    bottom: 30px;
    right: 30px;
    background-color: #f38222;
    color: #ffffff;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    border: none;
    cursor: pointer;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
    z-index: 9999;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease, transform 0.2s ease;
}

.scroll-top-btn.show {
    opacity: 1;
    visibility: visible;
}

.scroll-top-btn:hover {
    background-color: #d97116;
    transform: scale(1.1);
}

/* --- Floating Feedback Tab --- */
.floating-feedback-tab {
    position: fixed;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
    background-color: #085494;
    color: #ffffff !important;
    padding: 14px 10px;
    font-weight: 700;
    font-size: 13.5px;
    text-decoration: none;
    z-index: 9998;
    box-shadow: -2px 0 8px rgba(0, 0, 0, 0.25);
    border-radius: 6px 0 0 6px;
    writing-mode: vertical-rl;
    text-orientation: mixed;
    letter-spacing: 0.8px;
    transition: background-color 0.2s ease, transform 0.2s ease;
    border: none;
    cursor: pointer;
    text-transform: uppercase;
}

.floating-feedback-tab:hover {
    background-color: #064377;
    transform: translateY(-50%) translateX(-2px);
}

/* --- Scroll Alignment for Sticky Header --- */
section[id], div[id] {
    scroll-margin-top: 170px;
}