:root {
    --bg-gradient: radial-gradient(circle at 20% 20%, #0e162f, #070b17 45%, #04060c);
    --card-bg: rgba(19, 26, 45, 0.75);
    --card-border: rgba(255, 255, 255, 0.12);
    --accent: #ff4d5a;
    --accent-alt: #40c9ff;
    --text-primary: #f6f7fb;
    --text-muted: rgba(243, 246, 255, 0.7);
    --glass-border: rgba(255, 255, 255, 0.15);
    --modal-bg: rgba(8, 12, 24, 0.85);
    --shadow-soft: 0 24px 50px -30px rgba(0, 0, 0, 0.75);
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    min-height: 100vh;
    font-family: "Poppins", sans-serif;
    background: var(--bg-gradient);
    color: var(--text-primary);
    display: flex;
    flex-direction: column;
}

header {
    padding: 48px 8vw 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
}

.brand {
    display: flex;
    align-items: center;
    gap: 12px;
    text-transform: uppercase;
    letter-spacing: 0.3rem;
    font-size: 0.9rem;
    font-weight: 600;
    opacity: 0.85;
}

.brand::before {
    content: "";
    width: 42px;
    height: 4px;
    border-radius: 999px;
    background: linear-gradient(90deg, var(--accent), var(--accent-alt));
}

main {
    flex: 1;
    padding: 24px 8vw 72px;
    display: grid;
    gap: 64px;
}

.hero {
    max-width: 720px;
    display: grid;
    gap: 24px;
}

.hero h1 {
    margin: 0;
    font-size: clamp(2.8rem, 5vw, 4.5rem);
    line-height: 1.05;
    font-weight: 700;
}

.hero p {
    margin: 0;
    color: var(--text-muted);
    font-size: clamp(1rem, 2vw, 1.2rem);
}

.action-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 28px;
}

.action-card {
    position: relative;
    padding: 36px 32px;
    border-radius: 24px;
    background: var(--card-bg);
    backdrop-filter: blur(18px);
    border: 1px solid var(--card-border);
    box-shadow: var(--shadow-soft);
    overflow: hidden;
    transition: transform 220ms ease, border-color 220ms ease, box-shadow 220ms ease;
    display: grid;
    gap: 20px;
    cursor: pointer;
}

.action-card::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(140deg, rgba(255, 77, 90, 0.12), transparent 46%);
    opacity: 0;
    transition: opacity 220ms ease;
}

.action-card:hover,
.action-card:focus-visible {
    transform: translateY(-8px);
    border-color: rgba(255, 255, 255, 0.25);
    box-shadow: 0 30px 50px -28px rgba(0, 0, 0, 0.9);
}

.action-card:hover::after,
.action-card:focus-visible::after {
    opacity: 1;
}

.action-label {
    display: flex;
    align-items: center;
    gap: 12px;
    color: var(--text-muted);
    text-transform: uppercase;
    font-size: 0.85rem;
    letter-spacing: 0.22rem;
}

.action-title {
    margin: 0;
    font-size: 1.8rem;
    font-weight: 600;
}

.action-description {
    margin: 0;
    color: var(--text-muted);
    line-height: 1.6;
}

.action-icon {
    align-self: flex-end;
    font-size: 1.35rem;
}

.pill {
    padding: 6px 14px;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.08);
    font-weight: 500;
    color: var(--text-primary);
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.modal-backdrop {
    position: fixed;
    inset: 0;
    background: var(--modal-bg);
    backdrop-filter: blur(22px);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: min(8vw, 48px);
    opacity: 0;
    pointer-events: none;
    transition: opacity 220ms ease;
    z-index: 10;
}

.modal-backdrop.active {
    opacity: 1;
    pointer-events: all;
}

.modal-card {
    width: min(520px, 100%);
    border-radius: 28px;
    padding: 40px clamp(24px, 4vw, 48px);
    background: linear-gradient(160deg, rgba(17, 23, 45, 0.96), rgba(8, 11, 24, 0.96));
    border: 1px solid var(--glass-border);
    box-shadow: 0 40px 80px -45px rgba(0, 0, 0, 0.8);
    display: grid;
    gap: 24px;
    transform: translateY(32px);
    opacity: 0;
    transition: transform 220ms ease, opacity 220ms ease;
}

.modal-backdrop.active .modal-card {
    transform: translateY(0);
    opacity: 1;
}

.modal-card header {
    padding: 0;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.modal-title {
    margin: 0;
    font-size: 1.9rem;
}

.modal-close {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    border: 1px solid rgba(255, 255, 255, 0.2);
    background: transparent;
    color: var(--text-muted);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
    cursor: pointer;
    transition: border-color 180ms ease, color 180ms ease;
}

.modal-close:hover,
.modal-close:focus-visible {
    border-color: rgba(255, 255, 255, 0.4);
    color: var(--text-primary);
}

form {
    display: grid;
    gap: 18px;
}

.field {
    display: grid;
    gap: 8px;
}

label {
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.14rem;
    color: var(--text-muted);
}

input[type="text"],
input[type="number"] {
    padding: 14px 18px;
    border-radius: 16px;
    border: 1px solid rgba(255, 255, 255, 0.15);
    background: rgba(9, 13, 27, 0.5);
    color: var(--text-primary);
    font-size: 1rem;
    transition: border-color 160ms ease, box-shadow 160ms ease;
}

input[type="text"]:focus,
input[type="number"]:focus {
    outline: none;
    border-color: rgba(255, 77, 90, 0.5);
    box-shadow: 0 0 0 4px rgba(255, 77, 90, 0.15);
}

.switch {
    position: relative;
    display: inline-flex;
    align-items: center;
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.16);
    border-radius: 999px;
    padding: 6px;
    gap: 6px;
}

.switch-toggle {
    position: relative;
    display: grid;
    grid-template-columns: repeat(2, minmax(80px, 1fr));
    gap: 6px;
    background: rgba(0, 0, 0, 0.25);
    border-radius: 999px;
    padding: 6px;
}

.switch-toggle input {
    display: none;
}

.switch-label {
    position: relative;
    z-index: 1;
    display: inline-flex;
    justify-content: center;
    align-items: center;
    padding: 10px 18px;
    border-radius: 999px;
    font-size: 0.85rem;
    letter-spacing: 0.12rem;
    text-transform: uppercase;
    cursor: pointer;
    color: rgba(255, 255, 255, 0.62);
    transition: color 180ms ease;
}

.switch-label::before {
    content: "";
    position: absolute;
    inset: 0;
    border-radius: 999px;
    background: linear-gradient(120deg, var(--accent), var(--accent-alt));
    opacity: 0;
    z-index: -1;
    transition: opacity 180ms ease;
}

.switch-toggle input:checked + .switch-label {
    color: var(--text-primary);
}

.switch-toggle input:checked + .switch-label::before {
    opacity: 1;
}

.sector-toggle {
    display: flex;
    align-items: center;
    gap: 12px;
    color: var(--text-muted);
}

.sector-toggle input[type="checkbox"] {
    width: 20px;
    height: 20px;
    accent-color: var(--accent);
    cursor: pointer;
}

.submit-btn {
    position: relative;
    overflow: hidden;
    border: none;
    border-radius: 16px;
    padding: 16px;
    background: linear-gradient(130deg, var(--accent), var(--accent-alt));
    color: var(--text-primary);
    text-transform: uppercase;
    letter-spacing: 0.22rem;
    font-size: 0.95rem;
    cursor: pointer;
    transition: transform 200ms ease, box-shadow 200ms ease;
    box-shadow: 0 20px 40px -24px rgba(64, 201, 255, 0.7);
}

.submit-btn::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(110deg, rgba(255, 255, 255, 0.35), transparent 45%);
    transform: translateX(-100%);
    transition: transform 350ms ease;
}

.submit-btn:hover,
.submit-btn:focus-visible {
    transform: translateY(-3px);
    box-shadow: 0 26px 55px -25px rgba(64, 201, 255, 0.85);
}

.submit-btn:hover::after,
.submit-btn:focus-visible::after {
    transform: translateX(0);
}

.about-body {
    display: grid;
    gap: 20px;
    color: var(--text-muted);
    line-height: 1.7;
}

footer {
    padding: 28px 8vw 40px;
    color: rgba(255, 255, 255, 0.4);
    font-size: 0.8rem;
    letter-spacing: 0.18rem;
    text-transform: uppercase;
}

@media (max-width: 760px) {
    header {
        padding: 32px 6vw 18px;
    }

    main {
        padding: 16px 6vw 56px;
        gap: 48px;
    }

    .action-card {
        padding: 32px 28px;
    }

    .modal-card {
        padding: 32px 24px;
    }
}