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

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

:root {
    --color-primary: #029f55;
    --color-success: #10b981;
    --color-warning: #f59e0b;
    --color-danger: #ef4444;
    --color-white: #ffffff;
    --color-bg: #f8fafc;
    --color-text: #020617;
    --color-text-light: #64748b;
    --color-border: #e2e8f0;
    --radius: 8px;
    --radius-lg: 12px;
    --shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

body {
    font-family: 'Poppins', sans-serif;
    background: var(--color-bg);
    color: var(--color-text);
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

h1 {
    font-size: 2rem;
    font-weight: 700;
    line-height: 1.2;
}

h2 {
    font-size: 1.25rem;
    font-weight: 600;
    line-height: 1.3;
}

h3 {
    font-size: 1rem;
    font-weight: 600;
    line-height: 1.4;
}

p {
    margin-bottom: 1rem;
}

p:last-child {
    margin-bottom: 0;
}

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

a:hover {
    text-decoration: underline;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 16px;
}

.main-content {
    padding: 32px 8vw;
    flex: 1;
}

.section {
    margin-bottom: 32px;
}

.section-title {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 24px;
}

.skip-link {
    position: absolute;
    top: -40px;
    left: 0;
    background: var(--color-primary);
    color: var(--color-white);
    padding: 8px 16px;
    z-index: 100;
    text-decoration: none;
    border-radius: 0 0 var(--radius) 0;
}

.skip-link:focus,
.skip-link:focus-visible {
    top: 0;
    outline: 3px solid var(--color-white);
    outline-offset: 2px;
}

.visually-hidden {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

.site-header {
    background: var(--color-white);
    position: sticky;
    top: 0;
    z-index: 50;
    padding: 0 8vw;
    border-bottom: 1px solid var(--color-border);
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px 0;
}

.site-title {
    display: flex;
    align-items: center;
    gap: 8px;
    text-decoration: none;
    color: var(--color-primary);
    font-size: 1.5rem;
    font-weight: 700;
}

.menu-toggle {
    display: none;
    background: none;
    border: none;
    padding: 8px;
    cursor: pointer;
    border-radius: var(--radius);
    color: var(--color-text);
}

.menu-toggle:hover,
.menu-toggle:focus {
    background: var(--color-bg);
}

.menu-toggle:focus-visible {
    outline: 3px solid var(--color-primary);
    outline-offset: 2px;
}

.menu-toggle img {
    display: block;
}

.nav-list {
    display: flex;
    list-style: none;
    gap: 8px;
    align-items: center;
}

.nav-link {
    text-decoration: none;
    color: var(--color-text-light);
    padding: 8px 16px;
    border-radius: var(--radius);
    font-weight: 500;
    transition: all 0.2s;
}

.nav-link:hover,
.nav-link:focus {
    background: var(--color-bg);
    color: var(--color-primary);
}

.nav-link:focus-visible {
    outline: 3px solid var(--color-primary);
    outline-offset: 2px;
}

.nav-link.active {
    color: var(--color-primary);
    
}

.card {
    background: var(--color-white);
    border-radius: var(--radius-lg);
    padding: 24px;
    box-shadow: var(--shadow);
    margin-bottom: 24px;
}

.card h2 {
    margin-bottom: 16px;
}

.card p {
    color: var(--color-text-light);
}

.card.flex {
    display: flex;
    align-items: center;
    gap: 16px;
}

.card.actions {
    display: flex;
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
}

.card.center {
    text-align: center;
    padding: 48px 24px;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 24px;
    border-radius: var(--radius);
    text-decoration: none;
    font-weight: 500;
    font-size: 1rem;
    border: none;
    cursor: pointer;
    transition: all 0.2s;
    font-family: inherit;
}

.btn:focus-visible {
    outline: 3px solid var(--color-primary);
    outline-offset: 2px;
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.btn-primary {
    background: var(--color-primary);
    color: var(--color-white);
}

.btn-primary:hover {
    background: #028a49;
}

.btn-secondary {
    background: var(--color-bg);
    color: var(--color-text);
    border: 1px solid var(--color-border);
}

.btn-secondary:hover {
    background: var(--color-border);
}

.btn-danger {
    background: var(--color-danger);
    color: var(--color-white);
}

.btn-danger:hover {
    background: #dc2626;
}

.btn-small {
    padding: 6px 12px;
    font-size: 0.875rem;
}

.form-group {
    margin-bottom: 20px;
}

.form-label {
    display: block;
    font-weight: 500;
    margin-bottom: 8px;
}

.form-label .required {
    color: var(--color-danger);
}

.form-input,
.form-select {
    width: 100%;
    padding: 12px 16px;
    font-size: 1rem;
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    background: var(--color-white);
    transition: border-color 0.2s, box-shadow 0.2s;
    font-family: inherit;
}

.form-input:focus,
.form-select:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(2, 159, 85, 0.1);
}

.form-input:focus-visible,
.form-select:focus-visible {
    outline: 3px solid var(--color-primary);
    outline-offset: 2px;
    box-shadow: none;
}

.form-select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke='%2364748b'%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");
    background-repeat: no-repeat;
    background-position: right 12px center;
    background-size: 20px;
    padding-right: 40px;
    cursor: pointer;
}

.form-error {
    color: var(--color-danger);
    font-size: 0.875rem;
    margin-top: 4px;
}

.form-error:empty {
    display: none;
}

.form-hint {
    color: var(--color-text-light);
    font-size: 0.75rem;
    margin-top: 4px;
}

.modal {
    position: fixed;
    inset: 0;
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 16px;
    opacity: 1;
    transition: opacity 0.2s ease;
}

.modal[hidden] {
    display: none;
}

.modal-backdrop {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
}

.modal-content {
    position: relative;
    background: var(--color-white);
    border-radius: var(--radius-lg);
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    width: 100%;
    max-width: 500px;
    max-height: 90vh;
    overflow-y: auto;
    transform: scale(1);
    transition: transform 0.2s ease;
}

.modal-small {
    max-width: 400px;
}

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px 24px;
    border-bottom: 1px solid var(--color-border);
}

.modal-close {
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--color-text-light);
    cursor: pointer;
    padding: 4px;
    line-height: 1;
    border-radius: var(--radius);
    transition: color 0.2s;
}

.modal-close:hover,
.modal-close:focus {
    color: var(--color-text);
}

.modal-close:focus-visible {
    outline: 3px solid var(--color-primary);
    outline-offset: 2px;
}

.modal-body {
    padding: 24px;
}

.modal-footer {
    display: flex;
    gap: 12px;
    justify-content: flex-end;
    padding: 16px 24px;
    border-top: 1px solid var(--color-border);
    background: var(--color-bg);
}

.site-footer {
    background: var(--color-white);
    border-top: 1px solid var(--color-border);
    padding: 24px 0;
    margin-top: auto;
    text-align: center;
}

.site-footer p {
    color: var(--color-text-light);
    font-size: 0.875rem;
    margin-bottom: 8px;
}

.site-footer a {
    color: var(--color-primary);
    text-decoration: none;
}

@media (max-width: 768px) {
    .site-header {
        padding: 0 16px;
    }

    .header-content {
        flex-wrap: wrap;
    }

    .nav-list {
        flex-wrap: wrap;
        justify-content: center;
        gap: 4px;
    }

    .nav-link {
        padding: 8px 12px;
        font-size: 0.875rem;
    }

    .main-content {
        padding: 24px 16px;
    }
}

@media (max-width: 600px) {
    .menu-toggle {
        display: block;
    }

    .header-content {
        flex-direction: row;
        flex-wrap: nowrap;
        justify-content: space-between;
        align-items: center;
    }

    #main-nav {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--color-white);
        border-bottom: 1px solid var(--color-border);
        box-shadow: var(--shadow);
        padding: 8px 0;
        z-index: 40;
    }

    #main-nav.open {
        display: block;
    }

    .nav-list {
        flex-direction: column;
        width: 100%;
        gap: 0;
    }

    .nav-link {
        width: 100%;
        text-align: left;
        padding: 12px 16px;
        border-radius: 0;
    }

    .nav-link:hover,
    .nav-link:focus {
        background: var(--color-bg);
    }

    .site-title {
        font-size: 1.25rem;
    }

    .btn {
        justify-content: center;
        width: 100%;
    }
}