/* Core design tokens */
:root {
    --color-primary-50: #e6f3f1;
    --color-primary-100: #cce7e3;
    --color-primary-200: #99cfca;
    --color-primary-500: #00665c;
    --color-primary-600: #004137;
    --color-secondary-500: #10b981;
    --color-accent-500: #f59e0b;
    --color-danger-500: #ef4444;

    --color-gray-50: #f9fafb;
    --color-gray-100: #f3f4f6;
    --color-gray-200: #e5e7eb;
    --color-gray-300: #d1d5db;
    --color-gray-500: #6b7280;
    --color-gray-600: #4b5563;
    --color-gray-700: #374151;
    --color-gray-800: #1f2937;
    --color-gray-900: #111827;

    --shadow-xs: 0 1px 2px rgb(15 23 42 / 0.08);
    --shadow-sm: 0 1px 3px rgb(15 23 42 / 0.1);
    --shadow-md: 0 8px 20px rgb(15 23 42 / 0.12);
    --shadow-lg: 0 20px 40px rgb(15 23 42 / 0.16);

    --radius-sm: 0.5rem;
    --radius-md: 0.75rem;
    --radius-lg: 1.25rem;

    --font-sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", "Roboto", "Oxygen", "Ubuntu", "Cantarell", sans-serif;
}

/* Reset */
*,
*::before,
*::after {
    box-sizing: border-box;
}

html {
    font-size: 16px;
}

body {
    margin: 0;
    font-family: var(--font-sans);
    color: var(--color-gray-800);
    background: radial-gradient(120% 120% at 50% 0%, #e6f3f1 0%, #ffffff 55%, #f8fafc 100%);
    min-height: 100vh;
    line-height: 1.6;
}

a {
    color: var(--color-primary-600);
    text-decoration: none;
    transition: color 0.2s ease;
}

a:hover {
    color: var(--color-primary-500);
}

img {
    max-width: 100%;
    display: block;
}

.container {
    width: min(1080px, calc(100% - 3rem));
    margin: 0 auto;
}

/* Header */
.site-header {
    position: sticky;
    top: 0;
    z-index: 20;
    backdrop-filter: blur(12px);
    background: rgb(255 255 255 / 0.9);
    border-bottom: 1px solid var(--color-gray-200);
    box-shadow: var(--shadow-xs);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1.5rem;
    padding: 1rem 0;
}

.brand {
    font-weight: 800;
    font-size: 1.375rem;
    letter-spacing: 0.01em;
    color: var(--color-primary-600);
}

.primary-nav {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.nav-toggle {
    display: none;
    position: relative;
    align-items: center;
    justify-content: center;
    width: 2.75rem;
    height: 2.75rem;
    padding: 0;
    border: 1px solid transparent;
    border-radius: var(--radius-sm);
    background: transparent;
    cursor: pointer;
    transition: background-color 0.2s ease, border-color 0.2s ease;
}

.nav-toggle:hover,
.nav-toggle:focus-visible {
    background: var(--color-primary-50);
    border-color: var(--color-primary-200);
    outline: none;
}

.nav-toggle__bar {
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    display: block;
    width: 1.4rem;
    height: 2px;
    background: var(--color-primary-600);
    border-radius: 1px;
    transition: transform 0.3s ease, opacity 0.3s ease;
}

.nav-toggle__bar:nth-child(1) {
    top: calc(50% - 0.4rem);
}

.nav-toggle__bar:nth-child(2) {
    top: 50%;
    transform: translateX(-50%) translateY(-50%);
}

.nav-toggle__bar:nth-child(3) {
    top: calc(50% + 0.4rem);
}

.nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-child(1) {
    top: 50%;
    transform: translateX(-50%) translateY(-50%) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-child(2) {
    opacity: 0;
    transform: translateX(-50%) translateY(-50%) scaleX(0);
}

.nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-child(3) {
    top: 50%;
    transform: translateX(-50%) translateY(-50%) rotate(-45deg);
}

.nav-link {
    font-weight: 600;
    color: var(--color-gray-600);
    padding: 0.5rem 0.75rem;
    border-radius: var(--radius-sm);
    transition: background-color 0.2s ease, color 0.2s ease;
}

.nav-link:hover {
    color: var(--color-primary-600);
    background-color: var(--color-primary-50);
}

.nav-user {
    color: var(--color-gray-500);
    font-weight: 500;
}

.nav-logout {
    display: inline-flex;
    margin: 0;
}

/* Buttons */
.button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.65rem 1.4rem;
    font-weight: 600;
    font-size: 0.95rem;
    color: #ffffff;
    background: linear-gradient(135deg, var(--color-primary-500), var(--color-primary-600));
    border-radius: var(--radius-sm);
    border: none;
    cursor: pointer;
    box-shadow: 0 8px 20px rgb(0 65 55 / 0.25);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.button:hover {
    transform: translateY(-1px);
    box-shadow: 0 12px 28px rgb(0 65 55 / 0.35);
    color: #ffffff;
}

.button:focus-visible {
    outline: 3px solid var(--color-primary-200);
    outline-offset: 2px;
}

.button--ghost {
    background: transparent;
    color: var(--color-primary-600);
    border: 1px solid var(--color-primary-200);
    box-shadow: none;
}

.button--ghost:hover {
    background: var(--color-primary-50);
    color: var(--color-primary-600);
    box-shadow: none;
}

.button--line {
    background: linear-gradient(135deg, #00c300, #00a300);
    color: #ffffff;
    box-shadow: 0 10px 24px rgb(0 195 0 / 0.35);
}

.button--line:hover {
    transform: translateY(-1px);
    box-shadow: 0 14px 30px rgb(0 195 0 / 0.45);
    color: #ffffff;
}

.button--line:focus-visible {
    outline: 3px solid rgb(0 195 0 / 0.35);
    outline-offset: 2px;
}

/* Layout */
.page-content {
    padding: 3.5rem 0 4rem;
}

.section {
    margin-bottom: 4rem;
}

.section-header {
    max-width: 680px;
    margin-bottom: 2rem;
}

.section-title,
.page-title {
    margin: 0 0 0.75rem;
    font-size: clamp(2rem, 3vw, 2.5rem);
    font-weight: 700;
    letter-spacing: -0.01em;
    color: var(--color-gray-900);
}

.section-description {
    margin: 0;
    color: var(--color-gray-600);
}

/* Hero */
.hero-section {
    background: linear-gradient(135deg, #ffffff 0%, #f0f7f6 55%, #e6f3f1 100%);
    border-radius: var(--radius-lg);
    padding: clamp(2.5rem, 5vw, 3.5rem);
    box-shadow: var(--shadow-md);
    position: relative;
    overflow: hidden;
}

.hero-section::after {
    content: "";
    position: absolute;
    inset: 15% -40% -40% 55%;
    background: radial-gradient(circle, rgb(0 65 55 / 0.28) 0%, transparent 65%);
    z-index: 0;
}

.hero-inner {
    position: relative;
    z-index: 1;
    display: grid;
    gap: 2.5rem;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    align-items: center;
}

.hero-text {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    padding: 0.35rem 0.75rem;
    background: rgb(16 185 129 / 0.12);
    color: #047857;
    border-radius: 999px;
    font-size: 0.85rem;
    font-weight: 600;
    width: fit-content;
}

.hero-title {
    margin: 0;
    font-size: clamp(2.25rem, 4vw, 3rem);
    line-height: 1.2;
    color: var(--color-gray-900);
}

.hero-lead {
    margin: 0;
    font-size: 1.05rem;
    color: var(--color-gray-600);
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
}

.hero-highlights {
    margin: 0;
    padding: 0;
    list-style: none;
    display: grid;
    gap: 0.75rem;
}

.hero-highlights li {
    padding-left: 2.4rem;
    position: relative;
    color: var(--color-gray-600);
    font-weight: 500;
}

.hero-highlights li::before {
    content: "";
    position: absolute;
    left: 0.6rem;
    top: 0.4rem;
    width: 1rem;
    height: 1rem;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--color-primary-500), var(--color-secondary-500));
    box-shadow: 0 4px 12px rgb(0 65 55 / 0.35);
}

/* Feature list */
.feature-list {
    margin: 0;
    padding: 0;
    list-style: none;
    display: grid;
    gap: 1.5rem;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
}

.feature-card {
    background: #ffffff;
    padding: 1.75rem;
    border-radius: var(--radius-md);
    border: 1px solid var(--color-gray-100);
    box-shadow: var(--shadow-sm);
    transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.feature-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

.feature-card h3 {
    margin: 0 0 0.75rem;
    font-size: 1.25rem;
    color: var(--color-gray-900);
}

.feature-card p {
    margin: 0;
    color: var(--color-gray-600);
    font-size: 0.95rem;
}

/* Forms */
form {
    margin: 0;
}

.search-form {
    background: #ffffff;
    padding: 1.5rem;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--color-gray-100);
    margin-bottom: 2rem;
}

.search-form .form-fields-container {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

/* Advanced filters toggle */
.advanced-filters {
    margin-top: 0;
    border: 1px solid var(--color-gray-200);
    border-radius: var(--radius-sm);
    background: var(--color-gray-50);
}

.advanced-filters__summary {
    list-style: none;
    padding: 10px 12px;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 8px;
    font-weight: 600;
    color: var(--color-gray-700);
}

.advanced-filters__summary::-webkit-details-marker {
    display: none;
}

.advanced-filters__body {
    padding: 12px;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.chevron {
    width: 10px;
    height: 10px;
    border-right: 2px solid var(--color-gray-600);
    border-bottom: 2px solid var(--color-gray-600);
    transform: rotate(-45deg);
    transition: transform 0.15s ease-in-out;
}

.chevron.is-open {
    transform: rotate(45deg);
}

.budget-range {
    display: flex;
    gap: 1rem;
}

.budget-range .form-field {
    flex: 1;
}

.form-field {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.form-field--grow {
    flex: 1;
}

label {
    font-weight: 600;
    color: var(--color-gray-700);
    font-size: 0.95rem;
}

input[type="text"],
input[type="email"],
input[type="password"],
input[type="url"],
textarea,
select {
    width: 100%;
    padding: 0.75rem 0.9rem;
    border: 1.5px solid var(--color-gray-200);
    border-radius: var(--radius-sm);
    font-size: 0.95rem;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
    background-color: #ffffff;
}

input:focus,
textarea:focus,
select:focus {
    outline: none;
    border-color: var(--color-primary-500);
    box-shadow: 0 0 0 4px rgb(0 65 55 / 0.18);
}

.form-card {
    background: #ffffff;
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-gray-100);
    box-shadow: var(--shadow-md);
    padding: clamp(1.75rem, 4vw, 2.5rem);
    display: flex;
    flex-direction: column;
    gap: 1.75rem;
}

.form-grid {
    display: grid;
    gap: 1.5rem 1.25rem;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
}

.form-grid--stack {
    grid-template-columns: 1fr;
}

.form-actions {
    display: flex;
    justify-content: flex-end;
    gap: 1rem;
}

.form-subtext {
    margin-top: 1.5rem;
    color: var(--color-gray-600);
}

.field-required {
    color: var(--color-danger-500);
    margin-left: 0.25rem;
}

.field-help {
    margin: 0;
    font-size: 0.85rem;
    color: var(--color-gray-500);
}

.field-error {
    margin: 0;
    font-size: 0.85rem;
    color: var(--color-danger-500);
}

.form-errors {
    background: rgb(239 68 68 / 0.1);
    border: 1px solid rgb(239 68 68 / 0.25);
    color: var(--color-danger-500);
    padding: 1rem 1.25rem;
    border-radius: var(--radius-sm);
}

/* Flash messages */
.flash {
    padding: 1rem 1.25rem;
    border-radius: var(--radius-sm);
    border-left: 4px solid var(--color-primary-500);
    background: linear-gradient(90deg, var(--color-primary-50), #ffffff 65%);
    color: var(--color-gray-700);
    font-weight: 500;
    margin-bottom: 1.5rem;
    box-shadow: var(--shadow-sm);
}

.flash.success {
    border-left-color: var(--color-secondary-500);
    background: linear-gradient(90deg, rgb(16 185 129 / 0.15), #ffffff 70%);
}

.flash.error {
    border-left-color: var(--color-danger-500);
    background: linear-gradient(90deg, rgb(239 68 68 / 0.15), #ffffff 70%);
}

/* Projects */
.project-list {
    margin: 0;
    padding: 0;
    list-style: none;
    display: grid;
    gap: 1.75rem;
}

.project-card {
    background: #ffffff;
    border-radius: var(--radius-lg);
    padding: 1.75rem;
    border: 1px solid var(--color-gray-100);
    box-shadow: var(--shadow-sm);
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
    transition: transform 0.25s ease, box-shadow 0.25s ease;
    position: relative;
}

.project-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

.project-card__link {
    display: block;
    color: inherit;
    text-decoration: none;
}

.project-card__header {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    justify-content: space-between;
    align-items: center;
}

.project-card__title {
    margin: 0;
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--color-gray-900);
}

.project-card__date {
    font-size: 0.85rem;
    color: var(--color-gray-500);
}

.project-meta {
    display: grid;
    gap: 0.75rem;
}

.project-meta__item {
    display: grid;
    gap: 0.35rem;
    grid-template-columns: minmax(120px, auto) 1fr;
    align-items: baseline;
}

.project-meta dt {
    margin: 0;
    font-size: 0.85rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--color-gray-500);
}

.project-meta dd {
    margin: 0;
    font-size: 0.95rem;
    color: var(--color-gray-700);
}

.badge {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    font-size: 0.82rem;
    font-weight: 600;
    padding: 0.2rem 0.75rem;
    border-radius: 999px;
}

.badge--remote {
    background: rgb(16 185 129 / 0.15);
    color: #047857;
}

.badge--onsite {
    background: rgb(245 158 11 / 0.15);
    color: #b45309;
}

.meta-location {
    margin-left: 0.35rem;
    color: var(--color-gray-500);
}

.project-card__description {
    margin: 0;
    color: var(--color-gray-600);
    font-size: 0.95rem;
}

.pagination {
    display: flex;
    align-items: center;
    gap: 1rem;
    justify-content: flex-end;
    margin-top: 2rem;
}

.pagination__link {
    font-weight: 600;
    color: var(--color-primary-600);
    padding: 0.4rem 0.85rem;
    border-radius: var(--radius-sm);
    border: 1px solid var(--color-primary-200);
    transition: background-color 0.2s ease, color 0.2s ease;
}

.pagination__link:hover {
    background: var(--color-primary-50);
}

.pagination__status {
    color: var(--color-gray-500);
    font-size: 0.9rem;
}

.empty-state {
    background: #ffffff;
    border: 1px dashed var(--color-gray-300);
    border-radius: var(--radius-md);
    padding: 2rem;
    color: var(--color-gray-600);
    text-align: center;
}

/* Footer */
.site-footer {
    border-top: 1px solid var(--color-gray-200);
    background: #ffffff;
    padding: 2rem 0;
}

.site-footer__copy {
    margin: 0;
    color: var(--color-gray-500);
    text-align: center;
    font-size: 0.9rem;
}

/* Animation */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(12px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in {
    animation: fadeInUp 0.4s ease-out both;
}

/* Responsive tweaks */
@media (max-width: 960px) {
    .header-inner {
        flex-wrap: wrap;
        justify-content: center;
        gap: 1rem 1.5rem;
    }

    .primary-nav {
        flex-wrap: wrap;
        justify-content: center;
    }

    .search-form {
        flex-direction: column;
        align-items: stretch;
    }

    .form-actions {
        justify-content: stretch;
    }

    .form-actions .button {
        width: 100%;
    }
}

@media (max-width: 640px) {
    .nav-toggle {
        display: inline-flex;
    }

    .header-inner {
        flex-wrap: wrap;
        align-items: center;
        padding: 0.75rem 0;
        gap: 0.75rem;
    }

    .brand {
        order: 1;
    }

    .nav-toggle {
        order: 2;
        margin-left: auto;
    }

    .primary-nav {
        order: 3;
        display: none;
        width: 100%;
        flex-direction: column;
        align-items: stretch;
        flex-wrap: nowrap;
        gap: 0.5rem;
        padding: 0.75rem;
        border: 1px solid var(--color-gray-200);
        border-radius: var(--radius-sm);
        background: rgb(255 255 255 / 0.95);
        box-shadow: var(--shadow-xs);
    }

    .primary-nav.is-open {
        display: flex;
    }

    .nav-user {
        text-align: center;
    }

    .nav-link {
        display: block;
        width: 100%;
        text-align: center;
    }

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

    .nav-logout .button {
        width: 100%;
    }

    .container {
        width: calc(100% - 2rem);
    }

    .page-content {
        padding: 2.5rem 0 3rem;
    }

    .hero-section {
        padding: 2rem;
    }

    .feature-card {
        padding: 1.5rem;
    }

    .project-card {
        padding: 1.5rem;
    }

    .project-meta__item {
        grid-template-columns: 1fr;
    }

    .pagination {
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .button {
        width: 100%;
    }

    .hero-actions {
        flex-direction: column;
    }

    .hero-highlights li {
        padding-left: 2.1rem;
    }

    .form-card {
        padding: 1.5rem;
    }
}

\n.line-login-card {
    \n display: flex;
    \n flex-direction: column;
    \n gap: 1.5rem;
    \n align-items: center;
    \n text-align: center;
    \n
}

\n\n.line-login-card .form-actions {
    \n width: 100%;
    \n justify-content: center;
    \n
}

\n\n.line-login-card .form-subtext {
    \n text-align: center;
    \n
}

\n\n.legacy-login {
    \n margin-top: 1.5rem;
    \n
}

\n\n.legacy-login summary {
    \n cursor: pointer;
    \n font-weight: 600;
    \n color: var(--color-gray-600);
    \n
}

\n\n.legacy-login[open] summary {
    \n color: var(--color-primary-600);
    \n
}

\n\n.legacy-login form {
    \n margin-top: 1.25rem;
    \n
}

\n \n.social-login-list {
    \n list-style: none;
    \n margin: 0;
    \n padding: 0;
    \n display: grid;
    \n gap: 1rem;
    \n justify-items: center;
    \n
}

\n\n.social-login-list .button--line {
    \n width: 100%;
    \n max-width: 320px;
    \n
}

\n