:root {
--ehac-bg: #ffffff;
--ehac-bg-secondary: #f0faf6;
--ehac-bg-faq: #fafafa;
--ehac-text: #333333;
--ehac-text-secondary: #555555;
--ehac-text-muted: #666666;
--ehac-border: #dddddd;
--ehac-border-light: #eeeeee;
--ehac-primary: #27AE7E;
--ehac-primary-hover: #229e71;
--ehac-shadow: rgba(0, 0, 0, 0.08);
} @media (prefers-color-scheme: dark) {
:root {
--ehac-bg: #1e1e1e;
--ehac-bg-secondary: #2d3a35;
--ehac-bg-faq: #2a2a2a;
--ehac-text: #e4e4e4;
--ehac-text-secondary: #c0c0c0;
--ehac-text-muted: #a0a0a0;
--ehac-border: #444444;
--ehac-border-light: #3a3a3a;
--ehac-primary: #3cc98f;
--ehac-primary-hover: #2fb87e;
--ehac-shadow: rgba(0, 0, 0, 0.3);
}
} .dark-mode,
.is-dark-theme,
[data-theme="dark"],
[data-color-scheme="dark"] {
--ehac-bg: #1e1e1e;
--ehac-bg-secondary: #2d3a35;
--ehac-bg-faq: #2a2a2a;
--ehac-text: #e4e4e4;
--ehac-text-secondary: #c0c0c0;
--ehac-text-muted: #a0a0a0;
--ehac-border: #444444;
--ehac-border-light: #3a3a3a;
--ehac-primary: #3cc98f;
--ehac-primary-hover: #2fb87e;
--ehac-shadow: rgba(0, 0, 0, 0.3);
} .ehac-calculator {
box-sizing: border-box;
font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
max-width: 520px;
margin: 20px auto;
padding: 56px 48px;
background: var(--ehac-bg);
border-radius: 16px;
box-shadow: 0 4px 20px var(--ehac-shadow);
}
.ehac-calculator *,
.ehac-calculator *::before,
.ehac-calculator *::after {
box-sizing: border-box;
} .ehac-logo {
display: block;
width: 200px;
height: auto;
margin: 0 auto 32px;
color: #000000;
} .ehac-logo-text {
fill: currentColor;
}
.ehac-logo-green {
fill: #27AE7E;
} @media (prefers-color-scheme: dark) {
.ehac-logo {
color: #ffffff;
}
}
.dark-mode .ehac-logo,
.is-dark-theme .ehac-logo,
[data-theme="dark"] .ehac-logo,
[data-color-scheme="dark"] .ehac-logo {
color: #ffffff;
} .ehac-title {
margin: 0 0 24px;
padding: 0;
font-size: 24px;
font-weight: 700;
text-align: center;
color: var(--ehac-text);
border: none;
background: none;
} .ehac-label {
display: block;
margin-bottom: 8px;
font-weight: 500;
font-size: 14px;
color: var(--ehac-text-secondary);
} .ehac-input {
width: 100%;
padding: 16px 20px;
font-size: 16px;
color: var(--ehac-text);
background: var(--ehac-bg);
border: 1px solid var(--ehac-border);
border-radius: 8px;
margin-bottom: 8px;
transition: border-color 0.2s ease;
-webkit-appearance: none;
-moz-appearance: textfield;
}
.ehac-input::placeholder {
color: var(--ehac-text-muted);
}
.ehac-input:focus {
outline: none;
border-color: var(--ehac-primary);
} .ehac-input::-webkit-inner-spin-button,
.ehac-input::-webkit-outer-spin-button {
-webkit-appearance: none;
margin: 0;
} .ehac-error {
display: none;
padding: 12px 16px;
margin-bottom: 12px;
background: #fee;
border: 1px solid #fcc;
border-radius: 6px;
color: #c33;
font-size: 14px;
text-align: center;
}
@media (prefers-color-scheme: dark) {
.ehac-error {
background: #4a2020;
border-color: #662020;
color: #ffb3b3;
}
}
.dark-mode .ehac-error,
.is-dark-theme .ehac-error,
[data-theme="dark"] .ehac-error,
[data-color-scheme="dark"] .ehac-error {
background: #4a2020;
border-color: #662020;
color: #ffb3b3;
} .ehac-button {
width: 100%;
padding: 16px 20px;
min-height: 48px;
font-size: 16px;
font-weight: 500;
background: var(--ehac-primary);
color: #ffffff;
border: none;
border-radius: 8px;
cursor: pointer;
transition: background-color 0.2s ease;
-webkit-tap-highlight-color: rgba(0, 0, 0, 0.1);
touch-action: manipulation;
}
.ehac-button:hover {
background: var(--ehac-primary-hover);
}
.ehac-button:active {
background: var(--ehac-primary-hover);
transform: scale(0.98);
}
.ehac-button:focus {
outline: 2px solid var(--ehac-primary);
outline-offset: 2px;
} .ehac-result {
margin-top: 24px;
padding: 24px;
background: var(--ehac-bg-secondary);
border-radius: 8px;
text-align: center;
display: none;
}
.ehac-result.ehac-show {
display: block;
} .ehac-human-age {
font-size: 36px;
font-weight: bold;
color: var(--ehac-primary);
}
.ehac-human-age-label {
color: var(--ehac-text-muted);
margin-top: 5px;
font-size: 14px;
} .ehac-faq-section {
margin-top: 32px;
padding-top: 24px;
border-top: 1px solid var(--ehac-border-light);
}
.ehac-faq-title {
margin: 0 0 16px;
padding: 0;
font-size: 18px;
font-weight: 700;
text-align: center;
color: var(--ehac-text);
border: none;
background: none;
}
.ehac-faq-list {
display: flex;
flex-direction: column;
gap: 8px;
}
.ehac-faq-item {
border: 1px solid var(--ehac-border-light);
border-radius: 8px;
overflow: hidden;
}
.ehac-faq-question {
width: 100%;
display: flex;
justify-content: space-between;
align-items: center;
padding: 16px;
min-height: 48px;
margin: 0;
background: var(--ehac-bg-faq);
border: none;
border-radius: 0;
cursor: pointer;
text-align: left;
font-size: 15px;
font-weight: 600;
color: var(--ehac-text);
transition: background-color 0.2s ease;
-webkit-tap-highlight-color: rgba(0, 0, 0, 0.05);
touch-action: manipulation;
}
.ehac-faq-question:hover {
background: #f5f5f5;
} @media (prefers-color-scheme: dark) {
.ehac-faq-question:hover {
background: #363636;
}
}
.dark-mode .ehac-faq-question:hover,
.is-dark-theme .ehac-faq-question:hover,
[data-theme="dark"] .ehac-faq-question:hover,
[data-color-scheme="dark"] .ehac-faq-question:hover {
background: #363636;
}
.ehac-faq-question:focus {
outline: 2px solid var(--ehac-primary);
outline-offset: -2px;
}
.ehac-faq-question span:first-child {
flex: 1;
padding-right: 16px;
} .ehac-faq-icon {
position: relative;
width: 12px;
height: 12px;
flex-shrink: 0;
transition: transform 0.3s ease-out;
}
.ehac-faq-icon::before,
.ehac-faq-icon::after {
content: '';
position: absolute;
background-color: var(--ehac-primary);
border-radius: 1px;
} .ehac-faq-icon::before {
top: 50%;
left: 0;
width: 100%;
height: 2px;
transform: translateY(-50%);
} .ehac-faq-icon::after {
top: 0;
left: 50%;
width: 2px;
height: 100%;
transform: translateX(-50%);
} .ehac-faq-item.ehac-faq-open .ehac-faq-icon {
transform: rotate(45deg);
} .ehac-faq-answer {
max-height: 0;
overflow: hidden;
transition: max-height 0.3s ease;
background: var(--ehac-bg);
}
.ehac-faq-item.ehac-faq-open .ehac-faq-answer {
max-height: 500px;
}
.ehac-faq-answer p {
margin: 0;
padding: 16px;
font-size: 14px;
line-height: 1.6;
color: var(--ehac-text-secondary);
} @media (max-width: 768px) {
.ehac-calculator {
margin: 15px auto;
padding: 40px 32px;
max-width: 100%;
}
.ehac-input,
.ehac-button {
font-size: 16px;
}
} @media (max-width: 600px) {
.ehac-calculator {
margin: 10px;
padding: 32px 20px;
border-radius: 12px;
}
.ehac-logo {
width: 160px;
margin-bottom: 24px;
}
.ehac-title {
font-size: 20px;
margin-bottom: 20px;
}
.ehac-input {
padding: 14px 16px;
font-size: 16px;
}
.ehac-button {
padding: 14px 16px;
min-height: 48px;
font-size: 16px;
}
.ehac-result {
padding: 20px;
margin-top: 20px;
}
.ehac-human-age {
font-size: 32px;
}
.ehac-faq-section {
margin-top: 28px;
padding-top: 20px;
}
.ehac-faq-title {
font-size: 16px;
margin-bottom: 12px;
}
.ehac-faq-question {
padding: 14px 12px;
min-height: 48px;
font-size: 14px;
}
.ehac-faq-question span:first-child {
padding-right: 12px;
}
.ehac-faq-answer p {
padding: 14px 12px;
font-size: 13px;
line-height: 1.5;
}
} @media (max-width: 360px) {
.ehac-calculator {
margin: 5px;
padding: 24px 16px;
}
.ehac-logo {
width: 140px;
}
.ehac-title {
font-size: 18px;
}
}