:root {
    --primary-color: #FF7F50;
    --accent-dark-orange: #E67300;
    --accent-light-orange: #FFAD60;
    --neutral-light-grey: #FFF8F0;
    --neutral-dark-grey: #333333;
}

* {
    box-sizing: border-box;
}

body {
    background-color: var(--neutral-light-grey);
    color: var(--neutral-dark-grey);
    font-family: 'Roboto', sans-serif;
    margin: 0;
    padding-top: 70px;
    padding-bottom: 70px;
}

header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    padding: 10px 0;
    background-color: white;
    color: #333;
    z-index: 1000;
    display: flex;
    align-items: center;
    box-shadow: 0 1px 4px rgba(0,0,0,0.08);
}

.logo-area {
    display: flex;
    align-items: center;
    margin-left: 20px;
}

.logo {
    font-size: 24px;
    font-weight: 700;
    color: var(--primary-color);
}

.home-link {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    margin-left: 20px;
    padding: 5px 9px;
    color: #555;
    background: transparent;
    text-decoration: none;
    font-size: 14px;
    font-weight: 400;
    border-radius: 5px;
    transition: background-color 0.2s, color 0.2s;
}

.home-link:hover {
    background-color: #FFF1E6;
    color: var(--accent-dark-orange);
}

.home-icon {
    width: 15px;
    height: 15px;
    fill: currentColor;
}

.content-wrap {
    padding: 0 20px;
    max-width: 500px;
    margin: 0;
}

h1 {
    font-size: 20px;
    font-weight: 500;
    margin-bottom: 20px;
}

.section {
    margin-bottom: 22px;
}

.section-title {
    font-weight: 700;
    margin-bottom: 8px;
}

textarea {
    width: 100%;
    max-width: 500px;
    min-height: 140px;
    padding: 10px;
    border: 1px solid #ccc;
    border-radius: 5px;
    background: white;
    color: #333;
    font-family: 'Roboto', sans-serif;
    font-size: 14px;
    resize: vertical;
}

textarea:focus,
input:focus,
select:focus {
    outline: none;
    border-color: var(--accent-light-orange);
}

.textarea-wrapper {
    position: relative;
}

.copy-button {
    position: absolute;
    right: 8px;
    top: 8px;
    background-color: var(--accent-dark-orange);
    color: white;
    border: none;
    padding: 5px 10px;
    font-size: 12px;
    border-radius: 4px;
    cursor: pointer;
}

.copy-button:hover {
    background-color: var(--accent-light-orange);
    color: black;
}

label {
    display: block;
    margin-bottom: 5px;
    font-weight: 700;
}

input[type="password"],
select {
    width: 100%;
    max-width: 500px;
    height: 38px;
    padding: 7px 10px;
    border: 1px solid #ccc;
    border-radius: 5px;
    background: white;
    color: #333;
    font-family: 'Roboto', sans-serif;
}

.segmented-control {
    display: flex;
    border: 1px solid #ccc;
    border-radius: 5px;
    overflow: hidden;
    width: 260px;
    margin-bottom: 10px;
}

.segmented-control input {
    display: none;
}

.segmented-control label {
    flex-grow: 1;
    padding: 7px 5px;
    margin: 0;
    text-align: center;
    background: white;
    cursor: pointer;
    transition: background 0.3s, color 0.3s;
    user-select: none;
    font-weight: 400;
    border-right: 1px solid #bbb;
}

.segmented-control label:last-child {
    border-right: none;
}

.segmented-control input:checked + label {
    background: var(--accent-dark-orange);
    color: white;
}

.file-box {
    background: white;
    border: 1px solid #ccc;
    border-radius: 5px;
    padding: 15px;
    max-width: 500px;
}

.drop-zone {
    border: 2px dashed #ccc;
    border-radius: 5px;
    padding: 28px 15px;
    text-align: center;
    background: #fff;
    transition: border-color 0.2s, background-color 0.2s;
}

.drop-zone.drag-over {
    border-color: var(--accent-dark-orange);
    background-color: #FFF1E6;
}

.drop-or {
    margin: 6px 0;
    font-size: 13px;
    color: #777;
}

.browse-button {
    background-color: var(--accent-dark-orange);
    color: white;
    border: none;
    padding: 7px 16px;
    font-size: 14px;
    border-radius: 4px;
    cursor: pointer;
}

.browse-button:hover {
    background-color: var(--accent-light-orange);
    color: black;
}

.file-name {
    margin-top: 10px;
    font-size: 13px;
    color: var(--accent-dark-orange);
    font-weight: 500;
    word-break: break-word;
}

.buttons {
    margin-top: 20px;
}

button.action {
    background-color: var(--accent-dark-orange);
    color: white;
    border: none;
    padding: 10px 20px;
    text-align: center;
    font-size: 16px;
    margin: 4px 2px;
    cursor: pointer;
    border-radius: 4px;
    transition: background-color 0.3s, color 0.3s;
    user-select: none;
}

button.action:hover {
    background-color: var(--accent-light-orange);
    color: black;
}

.status {
    margin-top: 10px;
    min-height: 20px;
    font-size: 14px;
}

.download {
    display: none;
    margin-top: 12px;
}

.download a {
    background: transparent;
    color: var(--accent-dark-orange);
    padding: 0;
    margin: 0;
    text-decoration: underline;
    font-size: 14px;
}

.download a:hover {
    background: transparent;
    color: var(--accent-light-orange);
}

.download-timer {
    font-size: 12px;
    margin-left: 12px;
}

.note {
    margin-top: 25px;
    font-size: small;
    line-height: 1.5;
}

footer {
    background-color: white;
    color: black;
    text-align: center;
    padding: 16px 0;
    width: 100%;
    position: fixed;
    bottom: 0;
    left: 0;
    border-top: 1px solid #e7e7e7;
    font-size: 13px;
}

footer a {
    color: var(--primary-color);
    text-decoration: underline;
}

@media (max-width: 600px) {

    .content-wrap {
        padding: 0 15px;
        max-width: 100%;
    }

    .segmented-control {
        width: 100%;
    }

    .logo-area {
        margin-left: 15px;
    }

    .home-link {
        margin-left: 12px;
    }

    textarea,
    input[type="password"],
    select,
    .file-box {
        max-width: 100%;
    }
}

@keyframes attentionPulse {
    0%, 100% {
        opacity: 1;
        transform: scale(1);
    }

    50% {
        opacity: 0.35;
        transform: scale(1.04);
    }
}

.attention-pulse {
    animation: attentionPulse 0.45s ease-in-out 4;
}