:root {
    --bg-main: #f5f8ff;
    --bg-second: #fff7ef;
    --surface: rgba(255, 255, 255, 0.9);
    --surface-strong: #ffffff;
    --text: #1f2440;
    --muted: #5f6480;
    --border: #111111;
    --line: rgba(31, 36, 64, 0.12);
    --accent: #ff7b54;
    --accent-2: #6f63ff;
    --accent-3: #38c9a7;
    --accent-4: #ffd65a;
    --shadow-soft: 0 14px 35px rgba(59, 67, 111, 0.12);
    --radius-xl: 30px;
    --radius-lg: 24px;
    --radius-md: 18px;
    --container: 1220px;
}

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

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    min-height: 100vh;
    font-family: "Nunito", "Segoe UI", Arial, sans-serif;
    color: var(--text);
    background:
        radial-gradient(circle at 10% 15%, rgba(255, 214, 90, 0.4), transparent 23%),
        radial-gradient(circle at 85% 12%, rgba(111, 99, 255, 0.16), transparent 20%),
        radial-gradient(circle at 84% 78%, rgba(56, 201, 167, 0.2), transparent 20%),
        linear-gradient(180deg, #f8fbff 0%, #fff5eb 100%);
    overflow-x: hidden;
}

body::before {
    content: "";
    position: fixed;
    inset: 0;
    background-image:
        radial-gradient(rgba(255, 123, 84, 0.08) 2px, transparent 2px),
        radial-gradient(rgba(111, 99, 255, 0.06) 2px, transparent 2px);
    background-size: 70px 70px, 90px 90px;
    background-position: 0 0, 30px 30px;
    pointer-events: none;
    opacity: 0.55;
    z-index: -3;
}

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

a {
    color: inherit;
    text-decoration: none;
}

button,
input,
textarea {
    font: inherit;
}

textarea {
    resize: vertical;
}

.site-body {
    position: relative;
}

.floating-shape {
    position: fixed;
    border-radius: 50%;
    filter: blur(12px);
    opacity: 0.45;
    z-index: -2;
    animation: floaty 12s ease-in-out infinite;
}

.floating-shape-one {
    width: 240px;
    height: 240px;
    left: -70px;
    top: 110px;
    background: rgba(255, 123, 84, 0.25);
}

.floating-shape-two {
    width: 300px;
    height: 300px;
    right: -110px;
    top: 260px;
    background: rgba(111, 99, 255, 0.18);
    animation-delay: -2s;
}

.floating-shape-three {
    width: 260px;
    height: 260px;
    left: 30%;
    bottom: 40px;
    background: rgba(56, 201, 167, 0.18);
    animation-delay: -4s;
}

@keyframes floaty {
    0%, 100% { transform: translate3d(0, 0, 0) scale(1); }
    50% { transform: translate3d(0, -18px, 0) scale(1.06); }
}

.page-shell {
    position: relative;
    width: min(calc(100% - 42px), 1360px);
    margin: 0 auto;
    padding: 26px 0 34px;
}

.site-header {
    width: min(100%, var(--container));
    margin: 0 auto 28px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
}

.site-brand {
    display: inline-flex;
    align-items: center;
    flex: 0 0 auto;
}

.site-brand-logo {
    display: block;
    width: auto;
    height: auto;
    max-width: min(100%, 420px);
    max-height: 86px;
}

.header-right {
    margin-left: auto;
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 14px;
    flex-wrap: wrap;
}

.site-menu {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 10px;
    flex-wrap: wrap;
}

.site-menu a {
    padding: 10px 16px;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.78);
    border: 1px solid rgba(31, 36, 64, 0.08);
    box-shadow: 0 8px 18px rgba(59, 67, 111, 0.06);
    font-weight: 800;
    transition: transform 0.2s ease, background-color 0.2s ease, color 0.2s ease;
}

.site-menu a:hover,
.site-menu a:focus-visible {
    transform: translateY(-2px);
    background: var(--accent-2);
    color: #fff;
}

.language-switcher {
    display: flex;
    align-items: center;
    gap: 8px;
}

.language-pill {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 44px;
    padding: 0 14px;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.88);
    border: 1px solid rgba(31, 36, 64, 0.1);
    box-shadow: 0 8px 18px rgba(59, 67, 111, 0.06);
    font-weight: 800;
    transition: transform 0.2s ease, background-color 0.2s ease, color 0.2s ease;
}

.language-pill:hover,
.language-pill:focus-visible {
    transform: translateY(-2px);
}

.language-pill.active {
    background: var(--accent-3);
    color: #fff;
}

.home-main,
.concept-main {
    width: min(100%, var(--container));
    margin: 0 auto;
}

.section-chip {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 14px;
    padding: 9px 15px;
    border-radius: 999px;
    background: rgba(111, 99, 255, 0.1);
    color: var(--accent-2);
    font-size: 0.88rem;
    font-weight: 800;
    letter-spacing: 0.04em;
    text-transform: uppercase;
}

.intro-section {
    margin-bottom: 34px;
}

.intro-panel,
.contact-box,
.concept-detail-panel,
.not-found-box,
.admin-login-card,
.admin-dashboard,
.admin-card,
.alert {
    background: rgba(255, 255, 255, 0.88);
    border: 1px solid rgba(31, 36, 64, 0.08);
    box-shadow: var(--shadow-soft);
    backdrop-filter: blur(10px);
}

.intro-panel {
    position: relative;
    overflow: hidden;
    padding: 34px 36px;
    border-radius: var(--radius-xl);
}

.intro-panel::after {
    content: "";
    position: absolute;
    right: -50px;
    top: -60px;
    width: 180px;
    height: 180px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(255, 214, 90, 0.65), rgba(255, 214, 90, 0));
    pointer-events: none;
}

.intro-panel h1,
.contact-copy h2,
.concept-detail-text h1,
.not-found-box h1,
.admin-login-card h1,
.admin-header-card h1,
.admin-card h2 {
    margin: 0 0 14px;
    font-family: "Playfair Display", Georgia, serif;
    letter-spacing: -0.02em;
    line-height: 1.03;
}

.intro-panel h1 {
    max-width: 700px;
    font-size: clamp(2.1rem, 4vw, 3.8rem);
}

.intro-text {
    max-width: 980px;
}

.intro-text p,
.contact-copy p,
.concept-description p,
.not-found-box p,
.admin-login-card p,
.admin-header-card p {
    margin: 0 0 16px;
    color: var(--muted);
    font-size: 1.05rem;
    line-height: 1.8;
}

.cards-section {
    margin-bottom: 34px;
}

.cards-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 24px;
    align-items: stretch;
}

.concept-card {
    display: flex;
    flex-direction: column;
    height: 100%;
    overflow: hidden;
    border: 4px solid var(--border);
    border-radius: 18px;
    background: var(--surface-strong);
    transition: transform 0.2s ease;
}

.concept-card:hover,
.concept-card:focus-visible {
    transform: translateY(-6px);
}

.concept-card-image-wrap {
    position: relative;
    height: 260px;
    overflow: hidden;
    background: #fff;
}

.concept-card-image {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.concept-card-title {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 82px;
    padding: 12px 16px;
    background: #ffffff;
    border-top: 4px solid var(--border);
    text-align: center;
    font-family: "Playfair Display", Georgia, serif;
    font-size: clamp(1.25rem, 1.8vw, 1.8rem);
    font-weight: 700;
    line-height: 1.1;
}

.contact-section {
    margin-bottom: 24px;
}

.contact-box {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 26px;
    padding: 30px;
    border-radius: var(--radius-xl);
}

.contact-copy h2 {
    font-size: clamp(1.7rem, 2.8vw, 2.8rem);
}

.contact-list {
    display: grid;
    gap: 16px;
}

.contact-item {
    padding: 18px 20px;
    border-radius: 18px;
    background: #fff;
    border: 1px solid rgba(31, 36, 64, 0.08);
}

.contact-item span {
    display: block;
    margin-bottom: 6px;
    color: var(--muted);
    font-size: 0.92rem;
    font-weight: 700;
}

.contact-item a,
.contact-item strong {
    font-size: 1.06rem;
    font-weight: 800;
}

.site-footer {
    width: min(100%, var(--container));
    margin: 18px auto 0;
    padding-top: 16px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    color: var(--muted);
}

.site-footer a {
    font-weight: 800;
}

.back-link {
    display: inline-flex;
    margin-bottom: 18px;
    padding: 10px 16px;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.78);
    border: 1px solid rgba(31, 36, 64, 0.08);
    font-weight: 800;
}

.concept-detail-panel {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 28px;
    padding: 28px;
    border-radius: var(--radius-xl);
}

.concept-detail-image {
    overflow: hidden;
    border-radius: 22px;
    border: 4px solid var(--border);
    background: #fff;
    min-height: 460px;
}

.concept-detail-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.concept-detail-text {
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: 6px 4px;
}

.concept-detail-text h1,
.not-found-box h1,
.admin-login-card h1,
.admin-header-card h1 {
    font-size: clamp(2rem, 3.8vw, 3.4rem);
}

.concept-buttons,
.admin-actions-top,
.admin-save-row {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 8px;
}

.primary-button,
.secondary-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 52px;
    padding: 0 22px;
    border-radius: 999px;
    border: 1px solid rgba(31, 36, 64, 0.1);
    font-weight: 800;
    cursor: pointer;
    transition: transform 0.2s ease, background-color 0.2s ease, color 0.2s ease;
}

.primary-button {
    background: var(--accent);
    color: #fff;
}

.primary-button:hover,
.primary-button:focus-visible,
.secondary-button:hover,
.secondary-button:focus-visible {
    transform: translateY(-2px);
}

.secondary-button {
    background: #fff;
    color: var(--text);
}

.not-found-box {
    max-width: 760px;
    margin: 40px auto;
    padding: 34px;
    border-radius: var(--radius-xl);
}

.full-width {
    width: 100%;
}

.reveal-up {
    opacity: 1;
    transform: none;
}

/* Admin */
.admin-body {
    background:
        radial-gradient(circle at 15% 10%, rgba(255, 123, 84, 0.2), transparent 20%),
        radial-gradient(circle at 85% 14%, rgba(111, 99, 255, 0.18), transparent 22%),
        linear-gradient(180deg, #f8fbff 0%, #f7f1ff 100%);
}

.admin-wrapper {
    width: min(calc(100% - 34px), 1320px);
    margin: 0 auto;
    padding: 30px 0 40px;
}

.admin-login-card {
    max-width: 560px;
    margin: 70px auto 0;
    padding: 34px;
    border-radius: var(--radius-xl);
}

.admin-dashboard {
    padding: 24px;
    border-radius: var(--radius-xl);
}

.admin-header-card {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 20px;
    padding: 24px;
    margin-bottom: 20px;
    border-radius: 24px;
    background: rgba(255, 255, 255, 0.88);
    border: 1px solid rgba(31, 36, 64, 0.08);
}

.admin-dashboard-form {
    display: grid;
    gap: 20px;
}

.admin-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 20px;
}

.admin-card {
    padding: 24px;
    border-radius: 24px;
}

.admin-card h2 {
    font-size: clamp(1.35rem, 2vw, 2rem);
}

.admin-two-cols {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.admin-form,
.admin-card label,
.concept-admin-fields {
    display: grid;
    gap: 8px;
}

.admin-card label {
    margin-top: 14px;
}

.admin-card label span,
.admin-form label span {
    font-weight: 800;
}

input,
textarea {
    width: 100%;
    padding: 14px 16px;
    border-radius: 16px;
    border: 1px solid rgba(31, 36, 64, 0.14);
    background: #ffffff;
    color: var(--text);
    outline: none;
}

input:focus,
textarea:focus {
    border-color: rgba(111, 99, 255, 0.5);
    box-shadow: 0 0 0 4px rgba(111, 99, 255, 0.12);
}

.alert {
    margin-bottom: 16px;
    padding: 16px 18px;
    border-radius: 18px;
    font-weight: 800;
}

.alert.success {
    color: #0b6b4f;
    background: rgba(56, 201, 167, 0.14);
}

.alert.error {
    color: #a02a25;
    background: rgba(255, 123, 84, 0.16);
}

.concepts-admin-card {
    padding-top: 28px;
}

.concept-admin-list {
    display: grid;
    gap: 18px;
}

.concept-admin-item {
    display: grid;
    grid-template-columns: 260px 1fr;
    gap: 18px;
    padding: 18px;
    border-radius: 22px;
    background: rgba(255, 255, 255, 0.76);
    border: 1px solid rgba(31, 36, 64, 0.08);
}

.concept-admin-thumb {
    overflow: hidden;
    border-radius: 18px;
    border: 2px solid rgba(31, 36, 64, 0.1);
    background: #fff;
}

.concept-admin-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.admin-save-row {
    justify-content: flex-end;
}

@media (max-width: 1120px) {
    .cards-grid {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }

    .concept-card-image-wrap {
        height: 240px;
    }

    .contact-box,
    .concept-detail-panel,
    .admin-grid,
    .admin-header-card,
    .concept-admin-item {
        grid-template-columns: 1fr;
        display: grid;
    }
}

@media (max-width: 780px) {
    .page-shell,
    .admin-wrapper {
        width: min(calc(100% - 22px), 1360px);
    }

    .site-header {
        align-items: flex-start;
        flex-direction: column;
    }

    .header-right,
    .site-menu {
        justify-content: flex-start;
        width: 100%;
    }

    .intro-panel,
    .contact-box,
    .concept-detail-panel,
    .not-found-box,
    .admin-login-card,
    .admin-dashboard,
    .admin-card,
    .admin-header-card {
        padding: 20px;
    }

    .cards-grid {
        grid-template-columns: 1fr;
        gap: 18px;
    }

    .concept-card-image-wrap {
        height: 230px;
    }

    .contact-box,
    .admin-two-cols,
    .site-footer {
        grid-template-columns: 1fr;
        flex-direction: column;
        align-items: flex-start;
    }

    .concept-detail-image {
        min-height: 280px;
    }
}

.contact-main {
    width: min(100%, var(--container));
    margin: 0 auto;
}

.contact-hero-card,
.contact-form-card,
.contact-side-card {
    background: rgba(255, 255, 255, 0.9);
    border: 1px solid rgba(31, 36, 64, 0.08);
    box-shadow: var(--shadow-soft);
    backdrop-filter: blur(10px);
}

.contact-hero-card {
    margin-bottom: 22px;
    padding: 30px 34px;
    border-radius: var(--radius-xl);
    position: relative;
    overflow: hidden;
}

.contact-hero-card::after {
    content: "";
    position: absolute;
    right: -30px;
    bottom: -40px;
    width: 180px;
    height: 180px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(56, 201, 167, 0.4), rgba(56, 201, 167, 0));
    pointer-events: none;
}

.contact-hero-card h1,
.contact-form-card h2,
.contact-side-card h3 {
    margin: 0 0 12px;
    font-family: "Playfair Display", Georgia, serif;
    letter-spacing: -0.02em;
}

.contact-hero-card h1 {
    font-size: clamp(2rem, 3.6vw, 3.5rem);
}

.contact-hero-card p,
.contact-form-card p,
.contact-quick-item span,
.contact-side-card li {
    color: var(--muted);
    line-height: 1.75;
}

.contact-page-grid {
    display: grid;
    grid-template-columns: 1.15fr 0.85fr;
    gap: 24px;
    align-items: start;
}

.contact-form-card {
    padding: 28px;
    border-radius: var(--radius-xl);
}

.contact-form-grid,
.contact-form-grid label,
.contact-side-stack {
    display: grid;
    gap: 16px;
}

.form-row-two {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.contact-form-grid label span {
    font-weight: 800;
}

.contact-submit-row {
    display: flex;
    justify-content: flex-start;
}

.contact-side-stack {
    gap: 20px;
}

.contact-side-card {
    padding: 24px;
    border-radius: 24px;
}

.highlight-card {
    background: linear-gradient(180deg, rgba(255,255,255,0.95) 0%, rgba(255,245,235,0.96) 100%);
}

.playful-card {
    background: linear-gradient(180deg, rgba(255,255,255,0.95) 0%, rgba(243,243,255,0.96) 100%);
}

.contact-quick-item {
    display: grid;
    gap: 6px;
    padding: 14px 0;
    border-bottom: 1px dashed rgba(31, 36, 64, 0.14);
}

.contact-quick-item:last-child {
    border-bottom: 0;
    padding-bottom: 0;
}

.contact-quick-item strong,
.contact-quick-item a {
    font-size: 1.08rem;
    font-weight: 800;
}

.contact-tips-list {
    margin: 0;
    padding-left: 20px;
    display: grid;
    gap: 10px;
}

.hidden-trap {
    position: absolute !important;
    left: -9999px !important;
    width: 1px !important;
    height: 1px !important;
    opacity: 0 !important;
    pointer-events: none !important;
}

@media (max-width: 1120px) {
    .contact-page-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 780px) {
    .contact-hero-card,
    .contact-form-card,
    .contact-side-card {
        padding: 20px;
    }

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

.contact-admin-list {
    display: grid;
    gap: 18px;
}

.contact-admin-toolbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    flex-wrap: wrap;
    margin-bottom: 18px;
}

.contact-admin-toolbar h2 {
    margin-bottom: 0;
}

.contact-admin-bulk-actions {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;
}

.bulk-select-toggle {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-weight: 600;
    color: #31345f;
}

.bulk-select-toggle input,
.message-select-checkbox {
    width: 18px;
    height: 18px;
}

.selectable-contact-admin-item {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: 14px;
    align-items: start;
}

.contact-admin-select-col {
    padding-top: 4px;
}

.message-select-label {
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.contact-admin-content {
    min-width: 0;
}

.danger-bulk-button {
    border-color: rgba(160, 42, 37, 0.18);
    color: #a02a25;
}

@media (max-width: 640px) {
    .selectable-contact-admin-item {
        grid-template-columns: 1fr;
    }

    .contact-admin-select-col {
        padding-top: 0;
    }
}

.contact-admin-item {
    background: rgba(255, 255, 255, 0.72);
    border: 1px solid rgba(130, 104, 255, 0.16);
    border-radius: 22px;
    padding: 18px;
}

.contact-admin-head,
.contact-admin-meta {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    gap: 10px 16px;
}

.contact-admin-head {
    margin-bottom: 10px;
}

.contact-admin-head strong {
    font-size: 1.05rem;
}

.contact-admin-meta {
    margin-bottom: 12px;
    color: #5f6185;
    font-size: 0.95rem;
}

.contact-admin-message p {
    margin: 0 0 10px;
}

.contact-admin-message p:last-child {
    margin-bottom: 0;
}

.hp-field{position:absolute;left:-9999px;top:auto;width:1px;height:1px;overflow:hidden;pointer-events:none;}


.contact-item a,
.contact-quick-item a {
    display: block;
}

.contact-item a + a,
.contact-quick-item a + a {
    margin-top: 6px;
}

.contact-admin-head-actions {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
}

.icon-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    min-width: 44px;
    height: 44px;
    padding: 0;
    border-radius: 999px;
    border: 1px solid rgba(31, 36, 64, 0.12);
    background: #fff;
    cursor: pointer;
    transition: transform 0.2s ease, background-color 0.2s ease, color 0.2s ease;
}

.icon-button:hover,
.icon-button:focus-visible {
    transform: translateY(-2px);
}

.danger-button {
    color: #a02a25;
    background: rgba(255, 123, 84, 0.1);
}


@media (max-width: 640px) {
    .site-brand-logo {
        max-width: 280px;
        max-height: 64px;
    }
}


.cookie-consent-banner {
    display: none;
    position: fixed;
    left: 20px;
    right: 20px;
    bottom: 20px;
    z-index: 999;
    max-width: 980px;
    margin: 0 auto;
    padding: 18px 20px;
    border-radius: 22px;
    background: rgba(255, 255, 255, 0.96);
    border: 1px solid rgba(31, 36, 64, 0.12);
    box-shadow: 0 18px 40px rgba(31, 36, 64, 0.14);
    color: var(--text);
}

.cookie-consent-banner.is-visible {
    display: grid;
    gap: 14px;
}

.cookie-consent-banner p {
    margin: 0;
    font-size: 0.98rem;
    line-height: 1.7;
}

.cookie-consent-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}

.cookie-consent-button {
    min-width: 150px;
}

@media (max-width: 640px) {
    .cookie-consent-banner {
        left: 12px;
        right: 12px;
        bottom: 12px;
        padding: 16px;
    }

    .cookie-consent-button {
        width: 100%;
    }
}